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t=0;t<e.length;t++){const s=e[t].split(".");s.length>2&&s[0]==="avc1"&&(e[t]=`avc1.${parseInt(s[1]).toString(16)}${("000"+parseInt(s[2]).toString(16)).slice(-4)}`)}return e.join(",")}function So(a){if(a.startsWith("av01.")){const e=a.split("."),t=["0","111","01","01","01","0"];for(let s=e.length;s>4&&s<10;s++)e[s]=t[s-4];return e.join(".")}return a}function zi(a){const e=Je(a)||{isTypeSupported:()=>!1};return{mpeg:e.isTypeSupported("audio/mpeg"),mp3:e.isTypeSupported('audio/mp4; codecs="mp3"'),ac3:e.isTypeSupported('audio/mp4; codecs="ac-3"')}}function zs(a){return a.replace(/^.+codecs=["']?([^"']+).*$/,"$1")}const vo={supported:!0,powerEfficient:!0,smooth:!0},xo={supported:!1,smooth:!1,powerEfficient:!1},En={supported:!0,configurations:[],decodingInfoResults:[vo]};function Tn(a,e){return{supported:!1,configurations:e,decodingInfoResults:[xo],error:a}}function Ao(a,e,t,s,i,r){const n=a.videoCodec,o=a.audioCodec?a.audioGroups:null,c=r==null?void 0:r.audioCodec,l=r==null?void 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g={contentType:wt(f,"audio"),bitrate:t?Ro(f,r):r};d&&(g.channels=""+d),h.push(g)})}return h},n):n},[]):[]}function Ro(a,e){if(e<=1)return 1;let t=128e3;return a==="ec-3"?t=768e3:a==="ac-3"&&(t=64e4),Math.min(e/2,t)}function vn(a){return Math.ceil(Math.max(a.bitrate*.9,a.averageBitrate)/1e3)*1e3||1}function bo(a){let e="";const{audio:t,video:s}=a;if(s){const i=zs(s.contentType);e+=`${i}_r${s.height}x${s.width}f${Math.ceil(s.framerate)}${s.transferFunction||"sd"}_${Math.ceil(s.bitrate/1e5)}`}if(t){const i=zs(t.contentType);e+=`${s?"_":""}${i}_c${t.channels}`}return e}const Qs=["NONE","TYPE-0","TYPE-1",null];function _o(a){return Qs.indexOf(a)>-1}const hs=["SDR","PQ","HLG"];function Do(a){return!!a&&hs.indexOf(a)>-1}var ts={No:"",Yes:"YES",v2:"v2"};function Qi(a){const{canSkipUntil:e,canSkipDateRanges:t,age:s}=a,i=s<e/2;return e&&i?t?ts.v2:ts.Yes:ts.No}class Zi{constructor(e,t,s){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=e,this.part=t,this.skip=s}addDirectives(e){const t=new self.URL(e);return this.msn!==void 0&&t.searchParams.set("_HLS_msn",this.msn.toString()),this.part!==void 0&&t.searchParams.set("_HLS_part",this.part.toString()),this.skip&&t.searchParams.set("_HLS_skip",this.skip),t.href}}class Ot{constructor(e){if(this._attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.url=void 0,this.frameRate=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.supplemental=void 0,this.videoCodec=void 0,this.width=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.supportedPromise=void 0,this.supportedResult=void 0,this._avgBitrate=0,this._audioGroups=void 0,this._subtitleGroups=void 0,this._urlId=0,this.url=[e.url],this._attrs=[e.attrs],this.bitrate=e.bitrate,e.details&&(this.details=e.details),this.id=e.id||0,this.name=e.name,this.width=e.width||0,this.height=e.height||0,this.frameRate=e.attrs.optionalFloat("FRAME-RATE",0),this._avgBitrate=e.attrs.decimalInteger("AVERAGE-BANDWIDTH"),this.audioCodec=e.audioCodec,this.videoCodec=e.videoCodec,this.codecSet=[e.videoCodec,e.audioCodec].filter(s=>!!s).map(s=>s.substring(0,4)).join(","),"supplemental"in e){var t;this.supplemental=e.supplemental;const s=(t=e.supplemental)==null?void 0:t.videoCodec;s&&s!==e.videoCodec&&(this.codecSet+=`,${s.substring(0,4)}`)}this.addGroupId("audio",e.attrs.AUDIO),this.addGroupId("text",e.attrs.SUBTITLES)}get maxBitrate(){return Math.max(this.realBitrate,this.bitrate)}get averageBitrate(){return this._avgBitrate||this.realBitrate||this.bitrate}get attrs(){return this._attrs[0]}get codecs(){return this.attrs.CODECS||""}get pathwayId(){return this.attrs["PATHWAY-ID"]||"."}get 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matchMedia=="function"){const a=matchMedia("(dynamic-range: high)"),e=matchMedia("bad query");if(a.media!==e.media)return a.matches===!0}return!1}function Po(a,e){let t=!1,s=[];if(a&&(t=a!=="SDR",s=[a]),e){s=e.allowedVideoRanges||hs.slice(0);const i=s.join("")!=="SDR"&&!e.videoCodec;t=e.preferHDR!==void 0?e.preferHDR:i&&Co(),t||(s=["SDR"])}return{preferHDR:t,allowedVideoRanges:s}}const ko=a=>{const e=new WeakSet;return(t,s)=>{if(a&&(s=a(t,s)),typeof s=="object"&&s!==null){if(e.has(s))return;e.add(s)}return s}},ne=(a,e)=>JSON.stringify(a,ko(e));function wo(a,e,t,s,i){const r=Object.keys(a),n=s==null?void 0:s.channels,o=s==null?void 0:s.audioCodec,c=i==null?void 0:i.videoCodec,l=n&&parseInt(n)===2;let h=!1,u=!1,d=1/0,f=1/0,g=1/0,y=1/0,p=0,E=[];const{preferHDR:T,allowedVideoRanges:S}=Po(e,i);for(let _=r.length;_--;){const b=a[r[_]];h||(h=b.channels[2]>0),d=Math.min(d,b.minHeight),f=Math.min(f,b.minFramerate),g=Math.min(g,b.minBitrate),S.filter(P=>b.videoRanges[P]>0).length>0&&(u=!0)}d=M(d)?d:0,f=M(f)?f:0;const v=Math.max(1080,d),x=Math.max(30,f);g=M(g)?g:t,t=Math.max(g,t),u||(e=void 0);const D=r.length>1;return{codecSet:r.reduce((_,b)=>{const I=a[b];if(b===_)return _;if(E=u?S.filter(P=>I.videoRanges[P]>0):[],D){if(I.minBitrate>t)return Fe(b,`min bitrate of ${I.minBitrate} > current estimate of ${t}`),_;if(!I.hasDefaultAudio)return Fe(b,"no renditions with default or auto-select sound found"),_;if(o&&b.indexOf(o.substring(0,4))%5!==0)return Fe(b,`audio codec preference "${o}" not found`),_;if(n&&!l){if(!I.channels[n])return Fe(b,`no renditions with ${n} channel sound found (channels options: ${Object.keys(I.channels)})`),_}else if((!o||l)&&h&&I.channels[2]===0)return Fe(b,"no renditions with stereo sound found"),_;if(I.minHeight>v)return Fe(b,`min resolution of ${I.minHeight} > maximum of ${v}`),_;if(I.minFramerate>x)return Fe(b,`min framerate of ${I.minFramerate} > maximum of ${x}`),_;if(!E.some(P=>I.videoRanges[P]>0))return Fe(b,`no variants with VIDEO-RANGE of ${ne(E)} found`),_;if(c&&b.indexOf(c.substring(0,4))%5!==0)return Fe(b,`video codec preference "${c}" not found`),_;if(I.maxScore<p)return Fe(b,`max score of ${I.maxScore} < selected max of ${p}`),_}return _&&(ls(b)>=ls(_)||I.fragmentError>a[_].fragmentError)?_:(y=I.minIndex,p=I.maxScore,b)},void 0),videoRanges:E,preferHDR:T,minFramerate:f,minBitrate:g,minIndex:y}}function Fe(a,e){se.log(`[abr] start candidates with "${a}" ignored because ${e}`)}function xn(a){return a.reduce((e,t)=>{let s=e.groups[t.groupId];s||(s=e.groups[t.groupId]={tracks:[],channels:{2:0},hasDefault:!1,hasAutoSelect:!1}),s.tracks.push(t);const i=t.channels||"2";return s.channels[i]=(s.channels[i]||0)+1,s.hasDefault=s.hasDefault||t.default,s.hasAutoSelect=s.hasAutoSelect||t.autoselect,s.hasDefault&&(e.hasDefaultAudio=!0),s.hasAutoSelect&&(e.hasAutoSelectAudio=!0),e},{hasDefaultAudio:!1,hasAutoSelectAudio:!1,groups:{}})}function Oo(a,e,t,s){return a.slice(t,s+1).reduce((i,r,n)=>{if(!r.codecSet)return i;const o=r.audioGroups;let c=i[r.codecSet];c||(i[r.codecSet]=c={minBitrate:1/0,minHeight:1/0,minFramerate:1/0,minIndex:n,maxScore:0,videoRanges:{SDR:0},channels:{2:0},hasDefaultAudio:!o,fragmentError:0}),c.minBitrate=Math.min(c.minBitrate,r.bitrate);const l=Math.min(r.height,r.width);return c.minHeight=Math.min(c.minHeight,l),c.minFramerate=Math.min(c.minFramerate,r.frameRate),c.minIndex=Math.min(c.minIndex,n),c.maxScore=Math.max(c.maxScore,r.score),c.fragmentError+=r.fragmentError,c.videoRanges[r.videoRange]=(c.videoRanges[r.videoRange]||0)+1,o&&o.forEach(h=>{if(!h)return;const u=e.groups[h];u&&(c.hasDefaultAudio=c.hasDefaultAudio||e.hasDefaultAudio?u.hasDefault:u.hasAutoSelect||!e.hasDefaultAudio&&!e.hasAutoSelectAudio,Object.keys(u.channels).forEach(d=>{c.channels[d]=(c.channels[d]||0)+u.channels[d]}))}),i},{})}function er(a){if(!a)return a;const{lang:e,assocLang:t,characteristics:s,channels:i,audioCodec:r}=a;return{lang:e,assocLang:t,characteristics:s,channels:i,audioCodec:r}}function $e(a,e,t){if("attrs"in a){const s=e.indexOf(a);if(s!==-1)return s}for(let s=0;s<e.length;s++){const i=e[s];if(ot(a,i,t))return s}return-1}function ot(a,e,t){const{groupId:s,name:i,lang:r,assocLang:n,default:o}=a,c=a.forced;return(s===void 0||e.groupId===s)&&(i===void 0||e.name===i)&&(r===void 0||Fo(r,e.lang))&&(r===void 0||e.assocLang===n)&&(o===void 0||e.default===o)&&(c===void 0||e.forced===c)&&(!("characteristics"in a)||Mo(a.characteristics||"",e.characteristics))&&(t===void 0||t(a,e))}function Fo(a,e="--"){return a.length===e.length?a===e:a.startsWith(e)||e.startsWith(a)}function Mo(a,e=""){const t=a.split(","),s=e.split(",");return t.length===s.length&&!t.some(i=>s.indexOf(i)===-1)}function at(a,e){const{audioCodec:t,channels:s}=a;return(t===void 0||(e.audioCodec||"").substring(0,4)===t.substring(0,4))&&(s===void 0||s===(e.channels||"2"))}function No(a,e,t,s,i){const r=e[s],o=e.reduce((d,f,g)=>{const y=f.uri;return(d[y]||(d[y]=[])).push(g),d},{})[r.uri];o.length>1&&(s=Math.max.apply(Math,o));const c=r.videoRange,l=r.frameRate,h=r.codecSet.substring(0,4),u=tr(e,s,d=>{if(d.videoRange!==c||d.frameRate!==l||d.codecSet.substring(0,4)!==h)return!1;const f=d.audioGroups,g=t.filter(y=>!f||f.indexOf(y.groupId)!==-1);return $e(a,g,i)>-1});return u>-1?u:tr(e,s,d=>{const f=d.audioGroups,g=t.filter(y=>!f||f.indexOf(y.groupId)!==-1);return $e(a,g,i)>-1})}function tr(a,e,t){for(let s=e;s>-1;s--)if(t(a[s]))return s;for(let s=e+1;s<a.length;s++)if(t(a[s]))return s;return-1}function us(a,e){var t;return!!a&&a!==((t=e.loadLevelObj)==null?void 0:t.uri)}class Bo extends Ce{constructor(e){super("abr",e.logger),this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this._nextAutoLevel=-1,this.nextAutoLevelKey="",this.audioTracksByGroup=null,this.codecTiers=null,this.timer=-1,this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.rebufferNotice=-1,this.supportedCache={},this.bwEstimator=void 0,this._abandonRulesCheck=t=>{var s;const{fragCurrent:i,partCurrent:r,hls:n}=this,{autoLevelEnabled:o,media:c}=n;if(!i||!c)return;const l=performance.now(),h=r?r.stats:i.stats,u=r?r.duration:i.duration,d=l-h.loading.start,f=n.minAutoLevel,g=i.level,y=this._nextAutoLevel;if(h.aborted||h.loaded&&h.loaded===h.total||g<=f){this.clearTimer(),this._nextAutoLevel=-1;return}if(!o)return;const p=y>-1&&y!==g,E=!!t||p;if(!E&&(c.paused||!c.playbackRate||!c.readyState))return;const T=n.mainForwardBufferInfo;if(!E&&T===null)return;const S=this.bwEstimator.getEstimateTTFB(),v=Math.abs(c.playbackRate);if(d<=Math.max(S,1e3*(u/(v*2))))return;const x=T?T.len/v:0,D=h.loading.first?h.loading.first-h.loading.start:-1,A=h.loaded&&D>-1,_=this.getBwEstimate(),b=n.levels,I=b[g],P=Math.max(h.loaded,Math.round(u*(i.bitrate||I.averageBitrate)/8));let F=A?d-D:d;F<1&&A&&(F=Math.min(d,h.loaded*8/_));const U=A?h.loaded*1e3/F:0,H=S/1e3,$=U?(P-h.loaded)/U:P*8/_+H;if($<=x)return;const k=U?U*8:_,G=((s=(t==null?void 0:t.details)||this.hls.latestLevelDetails)==null?void 0:s.live)===!0,N=this.hls.config.abrBandWidthUpFactor;let K=Number.POSITIVE_INFINITY,Y;for(Y=g-1;Y>f;Y--){const ee=b[Y].maxBitrate,X=!b[Y].details||G;if(K=this.getTimeToLoadFrag(H,k,u*ee,X),K<Math.min(x,u+H))break}if(K>=$||K>u*10)return;A?this.bwEstimator.sample(d-Math.min(S,D),h.loaded):this.bwEstimator.sampleTTFB(d);const w=b[Y].maxBitrate;this.getBwEstimate()*N>w&&this.resetEstimator(w);const O=this.findBestLevel(w,f,Y,0,x,1,1);O>-1&&(Y=O),this.warn(`Fragment ${i.sn}${r?" part "+r.index:""} of level ${g} is loading too slowly;
      Fragment duration: ${i.duration.toFixed(3)}
      Time to underbuffer: ${x.toFixed(3)} s
      Estimated load time for current fragment: ${$.toFixed(3)} s
      Estimated load time for down switch fragment: ${K.toFixed(3)} s
      TTFB estimate: ${D|0} ms
      Current BW estimate: ${M(_)?_|0:"Unknown"} bps
      New BW estimate: ${this.getBwEstimate()|0} bps
      Switching to level ${Y} @ ${w|0} bps`),n.nextLoadLevel=n.nextAutoLevel=Y,this.clearTimer();const j=()=>{if(this.clearTimer(),this.fragCurrent===i&&this.hls.loadLevel===Y&&Y>0){const ee=this.getStarvationDelay();if(this.warn(`Aborting inflight request ${Y>0?"and switching down":""}
      Fragment duration: ${i.duration.toFixed(3)} s
      Time to underbuffer: ${ee.toFixed(3)} s`),i.abortRequests(),this.fragCurrent=this.partCurrent=null,Y>f){let X=this.findBestLevel(this.hls.levels[f].bitrate,f,Y,0,ee,1,1);X===-1&&(X=f),this.hls.nextLoadLevel=this.hls.nextAutoLevel=X,this.resetEstimator(this.hls.levels[X].bitrate)}}};p||$>K*2?j():this.timer=self.setInterval(j,K*1e3),n.trigger(m.FRAG_LOAD_EMERGENCY_ABORTED,{frag:i,part:r,stats:h})},this.hls=e,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(e){e&&(this.log(`setting initial bwe to ${e}`),this.hls.config.abrEwmaDefaultEstimate=e),this.firstSelection=-1,this.bwEstimator=this.initEstimator()}initEstimator(){const e=this.hls.config;return new Ka(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate)}registerListeners(){const{hls:e}=this;e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.FRAG_LOADING,this.onFragLoading,this),e.on(m.FRAG_LOADED,this.onFragLoaded,this),e.on(m.FRAG_BUFFERED,this.onFragBuffered,this),e.on(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(m.LEVEL_LOADED,this.onLevelLoaded,this),e.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(m.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e&&(e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.FRAG_LOADING,this.onFragLoading,this),e.off(m.FRAG_LOADED,this.onFragLoaded,this),e.off(m.FRAG_BUFFERED,this.onFragBuffered,this),e.off(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(m.LEVEL_LOADED,this.onLevelLoaded,this),e.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(m.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.off(m.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=this.supportedCache=null,this.fragCurrent=this.partCurrent=null}onManifestLoading(e,t){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.lastLevelLoadSec=0,this.supportedCache={},this.fragCurrent=this.partCurrent=null,this.onLevelsUpdated(),this.clearTimer()}onLevelsUpdated(){this.lastLoadedFragLevel>-1&&this.fragCurrent&&(this.lastLoadedFragLevel=this.fragCurrent.level),this._nextAutoLevel=-1,this.onMaxAutoLevelUpdated(),this.codecTiers=null,this.audioTracksByGroup=null}onMaxAutoLevelUpdated(){this.firstSelection=-1,this.nextAutoLevelKey=""}onFragLoading(e,t){const s=t.frag;if(!this.ignoreFragment(s)){if(!s.bitrateTest){var i;this.fragCurrent=s,this.partCurrent=(i=t.part)!=null?i:null}this.clearTimer(),this.timer=self.setInterval(this._abandonRulesCheck,100)}}onLevelSwitching(e,t){this.clearTimer()}onError(e,t){if(!t.fatal)switch(t.details){case R.BUFFER_ADD_CODEC_ERROR:case R.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case R.FRAG_LOAD_TIMEOUT:{const s=t.frag,{fragCurrent:i,partCurrent:r}=this;if(s&&i&&s.sn===i.sn&&s.level===i.level){const n=performance.now(),o=r?r.stats:s.stats,c=n-o.loading.start,l=o.loading.first?o.loading.first-o.loading.start:-1;if(o.loaded&&l>-1){const u=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(c-Math.min(u,l),o.loaded)}else this.bwEstimator.sampleTTFB(c)}break}}}getTimeToLoadFrag(e,t,s,i){const r=e+s/t,n=i?e+this.lastLevelLoadSec:0;return r+n}onLevelLoaded(e,t){const s=this.hls.config,{loading:i}=t.stats,r=i.end-i.first;M(r)&&(this.lastLevelLoadSec=r/1e3),t.details.live?this.bwEstimator.update(s.abrEwmaSlowLive,s.abrEwmaFastLive):this.bwEstimator.update(s.abrEwmaSlowVoD,s.abrEwmaFastVoD),this.timer>-1&&this._abandonRulesCheck(t.levelInfo)}onFragLoaded(e,{frag:t,part:s}){const i=s?s.stats:t.stats;if(t.type===B.MAIN&&this.bwEstimator.sampleTTFB(i.loading.first-i.loading.start),!this.ignoreFragment(t)){if(this.clearTimer(),t.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,this.hls.config.abrMaxWithRealBitrate){const r=s?s.duration:t.duration,n=this.hls.levels[t.level],o=(n.loaded?n.loaded.bytes:0)+i.loaded,c=(n.loaded?n.loaded.duration:0)+r;n.loaded={bytes:o,duration:c},n.realBitrate=Math.round(8*o/c)}if(t.bitrateTest){const r={stats:i,frag:t,part:s,id:t.type};this.onFragBuffered(m.FRAG_BUFFERED,r),t.bitrateTest=!1}else this.lastLoadedFragLevel=t.level}}onFragBuffered(e,t){const{frag:s,part:i}=t,r=i!=null&&i.stats.loaded?i.stats:s.stats;if(r.aborted||this.ignoreFragment(s))return;const n=r.parsing.end-r.loading.start-Math.min(r.loading.first-r.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(n,r.loaded),r.bwEstimate=this.getBwEstimate(),s.bitrateTest?this.bitrateTestDelay=n/1e3:this.bitrateTestDelay=0}ignoreFragment(e){return e.type!==B.MAIN||e.sn==="initSegment"}clearTimer(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)}get firstAutoLevel(){const{maxAutoLevel:e,minAutoLevel:t}=this.hls,s=this.getBwEstimate(),i=this.hls.config.maxStarvationDelay,r=this.findBestLevel(s,t,e,0,i,1,1);if(r>-1)return r;const n=this.hls.firstLevel,o=Math.min(Math.max(n,t),e);return this.warn(`Could not find best starting auto level. Defaulting to first in playlist ${n} clamped to ${o}`),o}get forcedAutoLevel(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}get nextAutoLevel(){const e=this.forcedAutoLevel,s=this.bwEstimator.canEstimate(),i=this.lastLoadedFragLevel>-1;if(e!==-1&&(!s||!i||this.nextAutoLevelKey===this.getAutoLevelKey()))return e;const r=s&&i?this.getNextABRAutoLevel():this.firstAutoLevel;if(e!==-1){const n=this.hls.levels;if(n.length>Math.max(e,r)&&n[e].loadError<=n[r].loadError)return e}return this._nextAutoLevel=r,this.nextAutoLevelKey=this.getAutoLevelKey(),r}getAutoLevelKey(){return`${this.getBwEstimate()}_${this.getStarvationDelay().toFixed(2)}`}getNextABRAutoLevel(){const{fragCurrent:e,partCurrent:t,hls:s}=this;if(s.levels.length<=1)return s.loadLevel;const{maxAutoLevel:i,config:r,minAutoLevel:n}=s,o=t?t.duration:e?e.duration:0,c=this.getBwEstimate(),l=this.getStarvationDelay();let h=r.abrBandWidthFactor,u=r.abrBandWidthUpFactor;if(l){const p=this.findBestLevel(c,n,i,l,0,h,u);if(p>=0)return this.rebufferNotice=-1,p}let d=o?Math.min(o,r.maxStarvationDelay):r.maxStarvationDelay;if(!l){const p=this.bitrateTestDelay;p&&(d=(o?Math.min(o,r.maxLoadingDelay):r.maxLoadingDelay)-p,this.info(`bitrate test took ${Math.round(1e3*p)}ms, set first fragment max fetchDuration to ${Math.round(1e3*d)} ms`),h=u=1)}const f=this.findBestLevel(c,n,i,l,d,h,u);if(this.rebufferNotice!==f&&(this.rebufferNotice=f,this.info(`${l?"rebuffering expected":"buffer is empty"}, optimal quality level ${f}`)),f>-1)return f;const g=s.levels[n],y=s.loadLevelObj;return y&&(g==null?void 0:g.bitrate)<y.bitrate?n:s.loadLevel}getStarvationDelay(){const e=this.hls,t=e.media;if(!t)return 1/0;const s=t&&t.playbackRate!==0?Math.abs(t.playbackRate):1,i=e.mainForwardBufferInfo;return(i?i.len:0)/s}getBwEstimate(){return this.bwEstimator.canEstimate()?this.bwEstimator.getEstimate():this.hls.config.abrEwmaDefaultEstimate}findBestLevel(e,t,s,i,r,n,o){var c;const l=i+r,h=this.lastLoadedFragLevel,u=h===-1?this.hls.firstLevel:h,{fragCurrent:d,partCurrent:f}=this,{levels:g,allAudioTracks:y,loadLevel:p,config:E}=this.hls;if(g.length===1)return 0;const T=g[u],S=!!((c=this.hls.latestLevelDetails)!=null&&c.live),v=p===-1||h===-1;let x,D="SDR",A=(T==null?void 0:T.frameRate)||0;const{audioPreference:_,videoPreference:b}=E,I=this.audioTracksByGroup||(this.audioTracksByGroup=xn(y));let P=-1;if(v){if(this.firstSelection!==-1)return this.firstSelection;const k=this.codecTiers||(this.codecTiers=Oo(g,I,t,s)),G=wo(k,D,e,_,b),{codecSet:N,videoRanges:K,minFramerate:Y,minBitrate:w,minIndex:O,preferHDR:j}=G;P=O,x=N,D=j?K[K.length-1]:K[0],A=Y,e=Math.max(e,w),this.log(`picked start tier ${ne(G)}`)}else x=T==null?void 0:T.codecSet,D=T==null?void 0:T.videoRange;const F=f?f.duration:d?d.duration:0,U=this.bwEstimator.getEstimateTTFB()/1e3,H=[];for(let k=s;k>=t;k--){var $;const G=g[k],N=k>u;if(!G)continue;if(E.useMediaCapabilities&&!G.supportedResult&&!G.supportedPromise){const X=navigator.mediaCapabilities;typeof(X==null?void 0:X.decodingInfo)=="function"&&Ao(G,I,D,A,e,_)?(G.supportedPromise=Sn(G,I,X,this.supportedCache),G.supportedPromise.then(Z=>{if(!this.hls)return;G.supportedResult=Z;const ye=this.hls.levels,fe=ye.indexOf(G);Z.error?this.warn(`MediaCapabilities decodingInfo error: "${Z.error}" for level ${fe} ${ne(Z)}`):Z.supported?Z.decodingInfoResults.some(be=>be.smooth===!1||be.powerEfficient===!1)&&this.log(`MediaCapabilities decodingInfo for level ${fe} not smooth or powerEfficient: ${ne(Z)}`):(this.warn(`Unsupported MediaCapabilities decodingInfo result for level ${fe} ${ne(Z)}`),fe>-1&&ye.length>1&&(this.log(`Removing unsupported level ${fe}`),this.hls.removeLevel(fe),this.hls.loadLevel===-1&&(this.hls.nextLoadLevel=0)))}).catch(Z=>{this.warn(`Error handling MediaCapabilities decodingInfo: ${Z}`)})):G.supportedResult=En}if((x&&G.codecSet!==x||D&&G.videoRange!==D||N&&A>G.frameRate||!N&&A>0&&A<G.frameRate||($=G.supportedResult)!=null&&($=$.decodingInfoResults)!=null&&$.some(X=>X.smooth===!1))&&(!v||k!==P)){H.push(k);continue}const K=G.details,Y=(f?K==null?void 0:K.partTarget:K==null?void 0:K.averagetargetduration)||F;let w;N?w=o*e:w=n*e;const O=F&&i>=F*2&&r===0?G.averageBitrate:G.maxBitrate,j=this.getTimeToLoadFrag(U,w,O*Y,K===void 0);if(w>=O&&(k===h||G.loadError===0&&G.fragmentError===0)&&(j<=U||!M(j)||S&&!this.bitrateTestDelay||j<l)){const X=this.forcedAutoLevel;return k!==p&&(X===-1||X!==p)&&(H.length&&this.trace(`Skipped level(s) ${H.join(",")} of ${s} max with CODECS and VIDEO-RANGE:"${g[H[0]].codecs}" ${g[H[0]].videoRange}; not compatible with "${x}" ${D}`),this.info(`switch candidate:${u}->${k} adjustedbw(${Math.round(w)})-bitrate=${Math.round(w-O)} ttfb:${U.toFixed(1)} avgDuration:${Y.toFixed(1)} maxFetchDuration:${l.toFixed(1)} fetchDuration:${j.toFixed(1)} firstSelection:${v} codecSet:${G.codecSet} videoRange:${G.videoRange} hls.loadLevel:${p}`)),v&&(this.firstSelection=k),k}}return-1}set nextAutoLevel(e){const t=this.deriveNextAutoLevel(e);this._nextAutoLevel!==t&&(this.nextAutoLevelKey="",this._nextAutoLevel=t)}deriveNextAutoLevel(e){const{maxAutoLevel:t,minAutoLevel:s}=this.hls;return Math.min(Math.max(e,s),t)}}const An={search:function(a,e){let t=0,s=a.length-1,i=null,r=null;for(;t<=s;){i=(t+s)/2|0,r=a[i];const n=e(r);if(n>0)t=i+1;else if(n<0)s=i-1;else return r}return null}};function Uo(a,e,t){if(e===null||!Array.isArray(a)||!a.length||!M(e))return null;const s=a[0].programDateTime;if(e<(s||0))return null;const i=a[a.length-1].endProgramDateTime;if(e>=(i||0))return null;for(let r=0;r<a.length;++r){const n=a[r];if(Go(e,t,n))return n}return null}function lt(a,e,t=0,s=0,i=.005){let r=null;if(a){r=e[1+a.sn-e[0].sn]||null;const o=a.endDTS-t;o>0&&o<15e-7&&(t+=15e-7),r&&a.level!==r.level&&r.end<=a.end&&(r=e[2+a.sn-e[0].sn]||null)}else t===0&&e[0].start===0&&(r=e[0]);if(r&&((!a||a.level===r.level)&&sr(t,s,r)===0||$o(r,a,Math.min(i,s))))return r;const n=An.search(e,sr.bind(null,t,s));return n&&(n!==a||!r)?n:r}function $o(a,e,t){if(e&&e.start===0&&e.level<a.level&&(e.endPTS||0)>0){const s=e.tagList.reduce((i,r)=>(r[0]==="INF"&&(i+=parseFloat(r[1])),i),t);return a.start<=s}return!1}function sr(a=0,e=0,t){if(t.start<=a&&t.start+t.duration>a)return 0;const s=Math.min(e,t.duration+(t.deltaPTS?t.deltaPTS:0));return t.start+t.duration-s<=a?1:t.start-s>a&&t.start?-1:0}function Go(a,e,t){const s=Math.min(e,t.duration+(t.deltaPTS?t.deltaPTS:0))*1e3;return(t.endProgramDateTime||0)-s>a}function In(a,e,t){if(a&&a.startCC<=e&&a.endCC>=e){let s=a.fragments;const{fragmentHint:i}=a;i&&(s=s.concat(i));let r;return An.search(s,n=>n.cc<e?1:n.cc>e?-1:(r=n,n.end<=t?1:n.start>t?-1:0)),r||null}return null}function ds(a){switch(a.details){case R.FRAG_LOAD_TIMEOUT:case R.KEY_LOAD_TIMEOUT:case R.LEVEL_LOAD_TIMEOUT:case R.MANIFEST_LOAD_TIMEOUT:return!0}return!1}function Ln(a){return a.details.startsWith("key")}function Rn(a){return Ln(a)&&!!a.frag&&!a.frag.decryptdata}function ir(a,e){const t=ds(e);return a.default[`${t?"timeout":"error"}Retry`]}function Ei(a,e){const t=a.backoff==="linear"?1:Math.pow(2,e);return Math.min(t*a.retryDelayMs,a.maxRetryDelayMs)}function rr(a){return te(te({},a),{errorRetry:null,timeoutRetry:null})}function fs(a,e,t,s){if(!a)return!1;const i=s==null?void 0:s.code,r=e<a.maxNumRetry&&(Ko(i)||!!t);return a.shouldRetry?a.shouldRetry(a,e,t,s,r):r}function Ko(a){return Zs(a)||!!a&&(a<400||a>499)}function Zs(a){return a===0&&navigator.onLine===!1}var ge={DoNothing:0,SendAlternateToPenaltyBox:2,RemoveAlternatePermanently:3,RetryRequest:5},Ae={None:0,MoveAllAlternatesMatchingHost:1,MoveAllAlternatesMatchingHDCP:2,MoveAllAlternatesMatchingKey:4};class Vo extends Ce{constructor(e){super("error-controller",e.logger),this.hls=void 0,this.playlistError=0,this.hls=e,this.registerListeners()}registerListeners(){const e=this.hls;e.on(m.ERROR,this.onError,this),e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.LEVEL_UPDATED,this.onLevelUpdated,this)}unregisterListeners(){const e=this.hls;e&&(e.off(m.ERROR,this.onError,this),e.off(m.ERROR,this.onErrorOut,this),e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.LEVEL_UPDATED,this.onLevelUpdated,this))}destroy(){this.unregisterListeners(),this.hls=null}startLoad(e){}stopLoad(){this.playlistError=0}getVariantLevelIndex(e){return(e==null?void 0:e.type)===B.MAIN?e.level:this.getVariantIndex()}getVariantIndex(){var e;const t=this.hls,s=t.currentLevel;return(e=t.loadLevelObj)!=null&&e.details||s===-1?t.loadLevel:s}variantHasKey(e,t){if(e){var s;if((s=e.details)!=null&&s.hasKey(t))return!0;const i=e.audioGroups;if(i)return this.hls.allAudioTracks.filter(n=>i.indexOf(n.groupId)>=0).some(n=>{var o;return(o=n.details)==null?void 0:o.hasKey(t)})}return!1}onManifestLoading(){this.playlistError=0}onLevelUpdated(){this.playlistError=0}onError(e,t){var s;if(t.fatal)return;const i=this.hls,r=t.context;switch(t.details){case R.FRAG_LOAD_ERROR:case R.FRAG_LOAD_TIMEOUT:case R.KEY_LOAD_ERROR:case R.KEY_LOAD_TIMEOUT:t.errorAction=this.getFragRetryOrSwitchAction(t);return;case R.FRAG_PARSING_ERROR:if((s=t.frag)!=null&&s.gap){t.errorAction=Et();return}case R.FRAG_GAP:case R.FRAG_DECRYPT_ERROR:{t.errorAction=this.getFragRetryOrSwitchAction(t),t.errorAction.action=ge.SendAlternateToPenaltyBox;return}case R.LEVEL_EMPTY_ERROR:case R.LEVEL_PARSING_ERROR:{var n;const c=t.parent===B.MAIN?t.level:i.loadLevel;t.details===R.LEVEL_EMPTY_ERROR&&((n=t.context)!=null&&(n=n.levelDetails)!=null&&n.live)?t.errorAction=this.getPlaylistRetryOrSwitchAction(t,c):(t.levelRetry=!1,t.errorAction=this.getLevelSwitchAction(t,c))}return;case R.LEVEL_LOAD_ERROR:case R.LEVEL_LOAD_TIMEOUT:typeof(r==null?void 0:r.level)=="number"&&(t.errorAction=this.getPlaylistRetryOrSwitchAction(t,r.level));return;case R.AUDIO_TRACK_LOAD_ERROR:case R.AUDIO_TRACK_LOAD_TIMEOUT:case R.SUBTITLE_LOAD_ERROR:case R.SUBTITLE_TRACK_LOAD_TIMEOUT:if(r){const c=i.loadLevelObj;if(c&&(r.type===Q.AUDIO_TRACK&&c.hasAudioGroup(r.groupId)||r.type===Q.SUBTITLE_TRACK&&c.hasSubtitleGroup(r.groupId))){t.errorAction=this.getPlaylistRetryOrSwitchAction(t,i.loadLevel),t.errorAction.action=ge.SendAlternateToPenaltyBox,t.errorAction.flags=Ae.MoveAllAlternatesMatchingHost;return}}return;case R.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:t.errorAction={action:ge.SendAlternateToPenaltyBox,flags:Ae.MoveAllAlternatesMatchingHDCP};return;case R.KEY_SYSTEM_SESSION_UPDATE_FAILED:case R.KEY_SYSTEM_STATUS_INTERNAL_ERROR:case R.KEY_SYSTEM_NO_SESSION:t.errorAction={action:ge.SendAlternateToPenaltyBox,flags:Ae.MoveAllAlternatesMatchingKey};return;case R.BUFFER_ADD_CODEC_ERROR:case R.REMUX_ALLOC_ERROR:case R.BUFFER_APPEND_ERROR:if(!t.errorAction){var o;t.errorAction=this.getLevelSwitchAction(t,(o=t.level)!=null?o:i.loadLevel)}return;case R.INTERNAL_EXCEPTION:case R.BUFFER_APPENDING_ERROR:case R.BUFFER_FULL_ERROR:case R.LEVEL_SWITCH_ERROR:case R.BUFFER_STALLED_ERROR:case R.BUFFER_SEEK_OVER_HOLE:case R.BUFFER_NUDGE_ON_STALL:t.errorAction=Et();return}t.type===V.KEY_SYSTEM_ERROR&&(t.levelRetry=!1,t.errorAction=Et())}getPlaylistRetryOrSwitchAction(e,t){const s=this.hls,i=ir(s.config.playlistLoadPolicy,e),r=this.playlistError++;if(fs(i,r,ds(e),e.response))return{action:ge.RetryRequest,flags:Ae.None,retryConfig:i,retryCount:r};const o=this.getLevelSwitchAction(e,t);return i&&(o.retryConfig=i,o.retryCount=r),o}getFragRetryOrSwitchAction(e){const t=this.hls,s=this.getVariantLevelIndex(e.frag),i=t.levels[s],{fragLoadPolicy:r,keyLoadPolicy:n}=t.config,o=ir(Ln(e)?n:r,e),c=t.levels.reduce((h,u)=>h+u.fragmentError,0);if(i&&(e.details!==R.FRAG_GAP&&i.fragmentError++,!Rn(e)&&fs(o,c,ds(e),e.response)))return{action:ge.RetryRequest,flags:Ae.None,retryConfig:o,retryCount:c};const l=this.getLevelSwitchAction(e,s);return o&&(l.retryConfig=o,l.retryCount=c),l}getLevelSwitchAction(e,t){const s=this.hls;t==null&&(t=s.loadLevel);const i=this.hls.levels[t];if(i){var r,n;const l=e.details;i.loadError++,l===R.BUFFER_APPEND_ERROR&&i.fragmentError++;let h=-1;const{levels:u,loadLevel:d,minAutoLevel:f,maxAutoLevel:g}=s;!s.autoLevelEnabled&&!s.config.preserveManualLevelOnError&&(s.loadLevel=-1);const y=(r=e.frag)==null?void 0:r.type,E=(y===B.AUDIO&&l===R.FRAG_PARSING_ERROR||e.sourceBufferName==="audio"&&(l===R.BUFFER_ADD_CODEC_ERROR||l===R.BUFFER_APPEND_ERROR))&&u.some(({audioCodec:D})=>i.audioCodec!==D),S=e.sourceBufferName==="video"&&(l===R.BUFFER_ADD_CODEC_ERROR||l===R.BUFFER_APPEND_ERROR)&&u.some(({codecSet:D,audioCodec:A})=>i.codecSet!==D&&i.audioCodec===A),{type:v,groupId:x}=(n=e.context)!=null?n:{};for(let D=u.length;D--;){const A=(D+d)%u.length;if(A!==d&&A>=f&&A<=g&&u[A].loadError===0){var o,c;const _=u[A];if(l===R.FRAG_GAP&&y===B.MAIN&&e.frag){const b=u[A].details;if(b){const I=lt(e.frag,b.fragments,e.frag.start);if(I!=null&&I.gap)continue}}else{if(v===Q.AUDIO_TRACK&&_.hasAudioGroup(x)||v===Q.SUBTITLE_TRACK&&_.hasSubtitleGroup(x))continue;if(y===B.AUDIO&&(o=i.audioGroups)!=null&&o.some(b=>_.hasAudioGroup(b))||y===B.SUBTITLE&&(c=i.subtitleGroups)!=null&&c.some(b=>_.hasSubtitleGroup(b))||E&&i.audioCodec===_.audioCodec||S&&i.codecSet===_.codecSet||!E&&i.codecSet!==_.codecSet)continue}h=A;break}}if(h>-1&&s.loadLevel!==h)return e.levelRetry=!0,this.playlistError=0,{action:ge.SendAlternateToPenaltyBox,flags:Ae.None,nextAutoLevel:h}}return{action:ge.SendAlternateToPenaltyBox,flags:Ae.MoveAllAlternatesMatchingHost}}onErrorOut(e,t){var s;switch((s=t.errorAction)==null?void 0:s.action){case ge.DoNothing:break;case ge.SendAlternateToPenaltyBox:this.sendAlternateToPenaltyBox(t),!t.errorAction.resolved&&t.details!==R.FRAG_GAP?t.fatal=!0:/MediaSource readyState: ended/.test(t.error.message)&&(this.warn(`MediaSource ended after "${t.sourceBufferName}" sourceBuffer append error. Attempting to recover from media error.`),this.hls.recoverMediaError());break}if(t.fatal){this.hls.stopLoad();return}}sendAlternateToPenaltyBox(e){const t=this.hls,s=e.errorAction;if(!s)return;const{flags:i}=s,r=s.nextAutoLevel;switch(i){case Ae.None:this.switchLevel(e,r);break;case Ae.MoveAllAlternatesMatchingHDCP:{const c=this.getVariantLevelIndex(e.frag),l=t.levels[c],h=l==null?void 0:l.attrs["HDCP-LEVEL"];if(s.hdcpLevel=h,h==="NONE")this.warn("HDCP policy resticted output with HDCP-LEVEL=NONE");else if(h){t.maxHdcpLevel=Qs[Qs.indexOf(h)-1],s.resolved=!0,this.warn(`Restricting playback to HDCP-LEVEL of "${t.maxHdcpLevel}" or lower`);break}}case Ae.MoveAllAlternatesMatchingKey:{const c=e.decryptdata;if(c){const l=this.hls.levels,h=l.length;for(let d=h;d--;)if(this.variantHasKey(l[d],c)){var n,o;this.log(`Banned key found in level ${d} (${l[d].bitrate}bps) or audio group "${(n=l[d].audioGroups)==null?void 0:n.join(",")}" (${(o=e.frag)==null?void 0:o.type} fragment) ${me(c.keyId||[])}`),l[d].fragmentError++,l[d].loadError++,this.log(`Removing level ${d} with key error (${e.error})`),this.hls.removeLevel(d)}const u=e.frag;if(this.hls.levels.length<h)s.resolved=!0;else if(u&&u.type!==B.MAIN){const d=u.decryptdata;d&&!c.matches(d)&&(s.resolved=!0)}}break}}s.resolved||this.switchLevel(e,r)}switchLevel(e,t){if(t!==void 0&&e.errorAction&&(this.warn(`switching to level ${t} after ${e.details}`),this.hls.nextAutoLevel=t,e.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel,e.details===R.BUFFER_ADD_CODEC_ERROR&&e.mimeType&&e.sourceBufferName!=="audiovideo")){const s=zs(e.mimeType),i=this.hls.levels;for(let r=i.length;r--;)i[r][`${e.sourceBufferName}Codec`]===s&&(this.log(`Removing level ${r} for ${e.details} ("${s}" not supported)`),this.hls.removeLevel(r))}}}function Et(a){const e={action:ge.DoNothing,flags:Ae.None};return a&&(e.resolved=!0),e}var ue={NOT_LOADED:"NOT_LOADED",APPENDING:"APPENDING",PARTIAL:"PARTIAL",OK:"OK"};class Ho{constructor(e){this.activePartLists=Object.create(null),this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hasGaps=!1,this.hls=e,this._registerListeners()}_registerListeners(){const{hls:e}=this;e&&(e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.BUFFER_APPENDED,this.onBufferAppended,this),e.on(m.FRAG_BUFFERED,this.onFragBuffered,this),e.on(m.FRAG_LOADED,this.onFragLoaded,this))}_unregisterListeners(){const{hls:e}=this;e&&(e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.BUFFER_APPENDED,this.onBufferAppended,this),e.off(m.FRAG_BUFFERED,this.onFragBuffered,this),e.off(m.FRAG_LOADED,this.onFragLoaded,this))}destroy(){this._unregisterListeners(),this.hls=this.fragments=this.activePartLists=this.endListFragments=this.timeRanges=null}getAppendedFrag(e,t){const s=this.activePartLists[t];if(s)for(let i=s.length;i--;){const r=s[i];if(!r)break;if(r.start<=e&&e<=r.end&&r.loaded)return r}return this.getBufferedFrag(e,t)}getBufferedFrag(e,t){return this.getFragAtPos(e,t,!0)}getFragAtPos(e,t,s){const{fragments:i}=this,r=Object.keys(i);for(let n=r.length;n--;){const o=i[r[n]];if((o==null?void 0:o.body.type)===t&&(!s||o.buffered)){const c=o.body;if(c.start<=e&&e<=c.end)return c}}return null}detectEvictedFragments(e,t,s,i,r){this.timeRanges&&(this.timeRanges[e]=t);const n=(i==null?void 0:i.fragment.sn)||-1;Object.keys(this.fragments).forEach(o=>{const c=this.fragments[o];if(!c||n>=c.body.sn)return;if(!c.buffered&&(!c.loaded||r)){c.body.type===s&&this.removeFragment(c.body);return}const l=c.range[e];if(l){if(l.time.length===0){this.removeFragment(c.body);return}l.time.some(h=>{const u=!this.isTimeBuffered(h.startPTS,h.endPTS,t);return u&&this.removeFragment(c.body),u})}})}detectPartialFragments(e){const t=this.timeRanges;if(!t||e.frag.sn==="initSegment")return;const s=e.frag,i=ut(s),r=this.fragments[i];if(!r||r.buffered&&s.gap)return;const n=!s.relurl;Object.keys(t).forEach(o=>{const c=s.elementaryStreams[o];if(!c)return;const l=t[o],h=n||c.partial===!0;r.range[o]=this.getBufferedTimes(s,e.part,h,l)}),r.loaded=null,Object.keys(r.range).length?(this.bufferedEnd(r,s),Kt(r)||this.removeParts(s.sn-1,s.type)):this.removeFragment(r.body)}bufferedEnd(e,t){e.buffered=!0,(e.body.endList=t.endList||e.body.endList)&&(this.endListFragments[e.body.type]=e)}removeParts(e,t){const s=this.activePartLists[t];s&&(this.activePartLists[t]=nr(s,i=>i.fragment.sn>=e))}fragBuffered(e,t){const s=ut(e);let i=this.fragments[s];!i&&t&&(i=this.fragments[s]={body:e,appendedPTS:null,loaded:null,buffered:!1,range:Object.create(null)},e.gap&&(this.hasGaps=!0)),i&&(i.loaded=null,this.bufferedEnd(i,e))}getBufferedTimes(e,t,s,i){const r={time:[],partial:s},n=e.start,o=e.end,c=e.minEndPTS||o,l=e.maxStartPTS||n;for(let h=0;h<i.length;h++){const u=i.start(h)-this.bufferPadding,d=i.end(h)+this.bufferPadding;if(l>=u&&c<=d){r.time.push({startPTS:Math.max(n,i.start(h)),endPTS:Math.min(o,i.end(h))});break}else if(n<d&&o>u){const f=Math.max(n,i.start(h)),g=Math.min(o,i.end(h));g>f&&(r.partial=!0,r.time.push({startPTS:f,endPTS:g}))}else if(o<=u)break}return r}getPartialFragment(e){let t=null,s,i,r,n=0;const{bufferPadding:o,fragments:c}=this;return Object.keys(c).forEach(l=>{const h=c[l];h&&Kt(h)&&(i=h.body.start-o,r=h.body.end+o,e>=i&&e<=r&&(s=Math.min(e-i,r-e),n<=s&&(t=h.body,n=s)))}),t}isEndListAppended(e){const t=this.endListFragments[e];return t!==void 0&&(t.buffered||Kt(t))}getState(e){const t=ut(e),s=this.fragments[t];return s?s.buffered?Kt(s)?ue.PARTIAL:ue.OK:ue.APPENDING:ue.NOT_LOADED}isTimeBuffered(e,t,s){let i,r;for(let n=0;n<s.length;n++){if(i=s.start(n)-this.bufferPadding,r=s.end(n)+this.bufferPadding,e>=i&&t<=r)return!0;if(t<=i)return!1}return!1}onManifestLoading(){this.removeAllFragments()}onFragLoaded(e,t){if(t.frag.sn==="initSegment"||t.frag.bitrateTest)return;const s=t.frag,i=t.part?null:t,r=ut(s);this.fragments[r]={body:s,appendedPTS:null,loaded:i,buffered:!1,range:Object.create(null)}}onBufferAppended(e,t){const{frag:s,part:i,timeRanges:r,type:n}=t;if(s.sn==="initSegment")return;const o=s.type;if(i){let l=this.activePartLists[o];l||(this.activePartLists[o]=l=[]),l.push(i)}this.timeRanges=r;const c=r[n];this.detectEvictedFragments(n,c,o,i)}onFragBuffered(e,t){this.detectPartialFragments(t)}hasFragment(e){const t=ut(e);return!!this.fragments[t]}hasFragments(e){const{fragments:t}=this,s=Object.keys(t);if(!e)return s.length>0;for(let i=s.length;i--;){const r=t[s[i]];if((r==null?void 0:r.body.type)===e)return!0}return!1}hasParts(e){var t;return!!((t=this.activePartLists[e])!=null&&t.length)}removeFragmentsInRange(e,t,s,i,r){i&&!this.hasGaps||Object.keys(this.fragments).forEach(n=>{const o=this.fragments[n];if(!o)return;const c=o.body;c.type!==s||i&&!c.gap||c.start<t&&c.end>e&&(o.buffered||r)&&this.removeFragment(c)})}removeFragment(e){const t=ut(e);e.clearElementaryStreamInfo();const s=this.activePartLists[e.type];if(s){const i=e.sn;this.activePartLists[e.type]=nr(s,r=>r.fragment.sn!==i)}delete this.fragments[t],e.endList&&delete this.endListFragments[e.type]}removeAllFragments(){var e;this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1;const t=(e=this.hls)==null||(e=e.latestLevelDetails)==null?void 0:e.partList;t&&t.forEach(s=>s.clearElementaryStreamInfo())}}function Kt(a){var e,t,s;return a.buffered&&!!(a.body.gap||(e=a.range.video)!=null&&e.partial||(t=a.range.audio)!=null&&t.partial||(s=a.range.audiovideo)!=null&&s.partial)}function ut(a){return`${a.type}_${a.level}_${a.sn}`}function nr(a,e){return a.filter(t=>{const s=e(t);return s||t.clearElementaryStreamInfo(),s})}var et={cbc:0,ctr:1};class Yo{constructor(e,t,s){this.subtle=void 0,this.aesIV=void 0,this.aesMode=void 0,this.subtle=e,this.aesIV=t,this.aesMode=s}decrypt(e,t){switch(this.aesMode){case et.cbc:return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},t,e);case et.ctr:return this.subtle.decrypt({name:"AES-CTR",counter:this.aesIV,length:64},t,e);default:throw new Error(`[AESCrypto] invalid aes mode ${this.aesMode}`)}}}function Wo(a){const e=a.byteLength,t=e&&new DataView(a.buffer).getUint8(e-1);return t?a.slice(0,e-t):a}class qo{constructor(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}uint8ArrayToUint32Array_(e){const t=new DataView(e),s=new Uint32Array(4);for(let i=0;i<4;i++)s[i]=t.getUint32(i*4);return s}initTable(){const e=this.sBox,t=this.invSBox,s=this.subMix,i=s[0],r=s[1],n=s[2],o=s[3],c=this.invSubMix,l=c[0],h=c[1],u=c[2],d=c[3],f=new Uint32Array(256);let g=0,y=0,p=0;for(p=0;p<256;p++)p<128?f[p]=p<<1:f[p]=p<<1^283;for(p=0;p<256;p++){let E=y^y<<1^y<<2^y<<3^y<<4;E=E>>>8^E&255^99,e[g]=E,t[E]=g;const T=f[g],S=f[T],v=f[S];let x=f[E]*257^E*16843008;i[g]=x<<24|x>>>8,r[g]=x<<16|x>>>16,n[g]=x<<8|x>>>24,o[g]=x,x=v*16843009^S*65537^T*257^g*16843008,l[E]=x<<24|x>>>8,h[E]=x<<16|x>>>16,u[E]=x<<8|x>>>24,d[E]=x,g?(g=T^f[f[f[v^T]]],y^=f[f[y]]):g=y=1}}expandKey(e){const t=this.uint8ArrayToUint32Array_(e);let s=!0,i=0;for(;i<t.length&&s;)s=t[i]===this.key[i],i++;if(s)return;this.key=t;const r=this.keySize=t.length;if(r!==4&&r!==6&&r!==8)throw new Error("Invalid aes key size="+r);const n=this.ksRows=(r+6+1)*4;let o,c;const l=this.keySchedule=new Uint32Array(n),h=this.invKeySchedule=new Uint32Array(n),u=this.sBox,d=this.rcon,f=this.invSubMix,g=f[0],y=f[1],p=f[2],E=f[3];let T,S;for(o=0;o<n;o++){if(o<r){T=l[o]=t[o];continue}S=T,o%r===0?(S=S<<8|S>>>24,S=u[S>>>24]<<24|u[S>>>16&255]<<16|u[S>>>8&255]<<8|u[S&255],S^=d[o/r|0]<<24):r>6&&o%r===4&&(S=u[S>>>24]<<24|u[S>>>16&255]<<16|u[S>>>8&255]<<8|u[S&255]),l[o]=T=(l[o-r]^S)>>>0}for(c=0;c<n;c++)o=n-c,c&3?S=l[o]:S=l[o-4],c<4||o<=4?h[c]=S:h[c]=g[u[S>>>24]]^y[u[S>>>16&255]]^p[u[S>>>8&255]]^E[u[S&255]],h[c]=h[c]>>>0}networkToHostOrderSwap(e){return e<<24|(e&65280)<<8|(e&16711680)>>8|e>>>24}decrypt(e,t,s){const i=this.keySize+6,r=this.invKeySchedule,n=this.invSBox,o=this.invSubMix,c=o[0],l=o[1],h=o[2],u=o[3],d=this.uint8ArrayToUint32Array_(s);let f=d[0],g=d[1],y=d[2],p=d[3];const E=new Int32Array(e),T=new Int32Array(E.length);let S,v,x,D,A,_,b,I,P,F,U,H,$,k;const G=this.networkToHostOrderSwap;for(;t<E.length;){for(P=G(E[t]),F=G(E[t+1]),U=G(E[t+2]),H=G(E[t+3]),A=P^r[0],_=H^r[1],b=U^r[2],I=F^r[3],$=4,k=1;k<i;k++)S=c[A>>>24]^l[_>>16&255]^h[b>>8&255]^u[I&255]^r[$],v=c[_>>>24]^l[b>>16&255]^h[I>>8&255]^u[A&255]^r[$+1],x=c[b>>>24]^l[I>>16&255]^h[A>>8&255]^u[_&255]^r[$+2],D=c[I>>>24]^l[A>>16&255]^h[_>>8&255]^u[b&255]^r[$+3],A=S,_=v,b=x,I=D,$=$+4;S=n[A>>>24]<<24^n[_>>16&255]<<16^n[b>>8&255]<<8^n[I&255]^r[$],v=n[_>>>24]<<24^n[b>>16&255]<<16^n[I>>8&255]<<8^n[A&255]^r[$+1],x=n[b>>>24]<<24^n[I>>16&255]<<16^n[A>>8&255]<<8^n[_&255]^r[$+2],D=n[I>>>24]<<24^n[A>>16&255]<<16^n[_>>8&255]<<8^n[b&255]^r[$+3],T[t]=G(S^f),T[t+1]=G(D^g),T[t+2]=G(x^y),T[t+3]=G(v^p),f=P,g=F,y=U,p=H,t=t+4}return T.buffer}}class jo{constructor(e,t,s){this.subtle=void 0,this.key=void 0,this.aesMode=void 0,this.subtle=e,this.key=t,this.aesMode=s}expandKey(){const e=Xo(this.aesMode);return this.subtle.importKey("raw",this.key,{name:e},!1,["encrypt","decrypt"])}}function Xo(a){switch(a){case et.cbc:return"AES-CBC";case et.ctr:return"AES-CTR";default:throw new Error(`[FastAESKey] invalid aes mode ${a}`)}}const zo=16;class Ti{constructor(e,{removePKCS7Padding:t=!0}={}){if(this.logEnabled=!0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.useSoftware=void 0,this.enableSoftwareAES=void 0,this.enableSoftwareAES=e.enableSoftwareAES,this.removePKCS7Padding=t,t)try{const s=self.crypto;s&&(this.subtle=s.subtle||s.webkitSubtle)}catch{}this.useSoftware=!this.subtle}destroy(){this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null}isSync(){return this.useSoftware}flush(){const{currentResult:e,remainderData:t}=this;if(!e||t)return this.reset(),null;const s=new Uint8Array(e);return this.reset(),this.removePKCS7Padding?Wo(s):s}reset(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)}decrypt(e,t,s,i){return this.useSoftware?new Promise((r,n)=>{const o=ArrayBuffer.isView(e)?e:new Uint8Array(e);this.softwareDecrypt(o,t,s,i);const c=this.flush();c?r(c.buffer):n(new Error("[softwareDecrypt] Failed to decrypt data"))}):this.webCryptoDecrypt(new Uint8Array(e),t,s,i)}softwareDecrypt(e,t,s,i){const{currentIV:r,currentResult:n,remainderData:o}=this;if(i!==et.cbc||t.byteLength!==16)return se.warn("SoftwareDecrypt: can only handle AES-128-CBC"),null;this.logOnce("JS AES decrypt"),o&&(e=De(o,e),this.remainderData=null);const c=this.getValidChunk(e);if(!c.length)return null;r&&(s=r);let l=this.softwareDecrypter;l||(l=this.softwareDecrypter=new qo),l.expandKey(t);const h=n;return this.currentResult=l.decrypt(c.buffer,0,s),this.currentIV=c.slice(-16).buffer,h||null}webCryptoDecrypt(e,t,s,i){if(this.key!==t||!this.fastAesKey){if(!this.subtle)return Promise.resolve(this.onWebCryptoError(e,t,s,i));this.key=t,this.fastAesKey=new jo(this.subtle,t,i)}return this.fastAesKey.expandKey().then(r=>this.subtle?(this.logOnce("WebCrypto AES decrypt"),new Yo(this.subtle,new Uint8Array(s),i).decrypt(e.buffer,r)):Promise.reject(new Error("web crypto not initialized"))).catch(r=>(se.warn(`[decrypter]: WebCrypto Error, disable WebCrypto API, ${r.name}: ${r.message}`),this.onWebCryptoError(e,t,s,i)))}onWebCryptoError(e,t,s,i){const r=this.enableSoftwareAES;if(r){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(e,t,s,i);const n=this.flush();if(n)return n.buffer}throw new Error("WebCrypto"+(r?" and softwareDecrypt":"")+": failed to decrypt data")}getValidChunk(e){let t=e;const s=e.length-e.length%zo;return s!==e.length&&(t=e.slice(0,s),this.remainderData=e.slice(s)),t}logOnce(e){this.logEnabled&&(se.log(`[decrypter]: ${e}`),this.logEnabled=!1)}}const ar=Math.pow(2,17);class Qo{constructor(e){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=e}destroy(){this.loader&&(this.loader.destroy(),this.loader=null)}abort(){this.loader&&this.loader.abort()}load(e,t){const s=e.url;if(!s)return Promise.reject(new We({type:V.NETWORK_ERROR,details:R.FRAG_LOAD_ERROR,fatal:!1,frag:e,error:new Error(`Fragment does not have a ${s?"part list":"url"}`),networkDetails:null}));this.abort();const i=this.config,r=i.fLoader,n=i.loader;return new Promise((o,c)=>{if(this.loader&&this.loader.destroy(),e.gap)if(e.tagList.some(g=>g[0]==="GAP")){c(lr(e));return}else e.gap=!1;const l=this.loader=r?new r(i):new n(i),h=or(e);e.loader=l;const u=rr(i.fragLoadPolicy.default),d={loadPolicy:u,timeout:u.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:e.sn==="initSegment"?1/0:ar};e.stats=l.stats;const f={onSuccess:(g,y,p,E)=>{this.resetLoader(e,l);let T=g.data;p.resetIV&&e.decryptdata&&(e.decryptdata.iv=new Uint8Array(T.slice(0,16)),T=T.slice(16)),o({frag:e,part:null,payload:T,networkDetails:E})},onError:(g,y,p,E)=>{this.resetLoader(e,l),c(new We({type:V.NETWORK_ERROR,details:R.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:te({url:s,data:void 0},g),error:new Error(`HTTP Error ${g.code} ${g.text}`),networkDetails:p,stats:E}))},onAbort:(g,y,p)=>{this.resetLoader(e,l),c(new We({type:V.NETWORK_ERROR,details:R.INTERNAL_ABORTED,fatal:!1,frag:e,error:new Error("Aborted"),networkDetails:p,stats:g}))},onTimeout:(g,y,p)=>{this.resetLoader(e,l),c(new We({type:V.NETWORK_ERROR,details:R.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,error:new Error(`Timeout after ${d.timeout}ms`),networkDetails:p,stats:g}))}};t&&(f.onProgress=(g,y,p,E)=>t({frag:e,part:null,payload:p,networkDetails:E})),l.load(h,d,f)})}loadPart(e,t,s){this.abort();const i=this.config,r=i.fLoader,n=i.loader;return new Promise((o,c)=>{if(this.loader&&this.loader.destroy(),e.gap||t.gap){c(lr(e,t));return}const l=this.loader=r?new r(i):new n(i),h=or(e,t);e.loader=l;const u=rr(i.fragLoadPolicy.default),d={loadPolicy:u,timeout:u.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:ar};t.stats=l.stats,l.load(h,d,{onSuccess:(f,g,y,p)=>{this.resetLoader(e,l),this.updateStatsFromPart(e,t);const E={frag:e,part:t,payload:f.data,networkDetails:p};s(E),o(E)},onError:(f,g,y,p)=>{this.resetLoader(e,l),c(new We({type:V.NETWORK_ERROR,details:R.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:te({url:h.url,data:void 0},f),error:new Error(`HTTP Error ${f.code} ${f.text}`),networkDetails:y,stats:p}))},onAbort:(f,g,y)=>{e.stats.aborted=t.stats.aborted,this.resetLoader(e,l),c(new We({type:V.NETWORK_ERROR,details:R.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,error:new Error("Aborted"),networkDetails:y,stats:f}))},onTimeout:(f,g,y)=>{this.resetLoader(e,l),c(new We({type:V.NETWORK_ERROR,details:R.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,error:new Error(`Timeout after ${d.timeout}ms`),networkDetails:y,stats:f}))}})})}updateStatsFromPart(e,t){const s=e.stats,i=t.stats,r=i.total;if(s.loaded+=i.loaded,r){const c=Math.round(e.duration/t.duration),l=Math.min(Math.round(s.loaded/r),c),u=(c-l)*Math.round(s.loaded/l);s.total=s.loaded+u}else s.total=Math.max(s.loaded,s.total);const n=s.loading,o=i.loading;n.start?n.first+=o.first-o.start:(n.start=o.start,n.first=o.first),n.end=o.end}resetLoader(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()}}function or(a,e=null){const t=e||a,s={frag:a,part:e,responseType:"arraybuffer",url:t.url,headers:{},rangeStart:0,rangeEnd:0},i=t.byteRangeStartOffset,r=t.byteRangeEndOffset;if(M(i)&&M(r)){var n;let o=i,c=r;if(a.sn==="initSegment"&&Zo((n=a.decryptdata)==null?void 0:n.method)){const l=r-i;l%16&&(c=r+(16-l%16)),i!==0&&(s.resetIV=!0,o=i-16)}s.rangeStart=o,s.rangeEnd=c}return s}function lr(a,e){const t=new Error(`GAP ${a.gap?"tag":"attribute"} found`),s={type:V.MEDIA_ERROR,details:R.FRAG_GAP,fatal:!1,frag:a,error:t,networkDetails:null};return e&&(s.part=e),(e||a).stats.aborted=!0,new We(s)}function Zo(a){return a==="AES-128"||a==="AES-256"}class We extends Error{constructor(e){super(e.error.message),this.data=void 0,this.data=e}}class bn extends Ce{constructor(e,t){super(e,t),this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}destroy(){this.onHandlerDestroying(),this.onHandlerDestroyed()}onHandlerDestroying(){this.clearNextTick(),this.clearInterval()}onHandlerDestroyed(){}hasInterval(){return!!this._tickInterval}hasNextTick(){return!!this._tickTimer}setInterval(e){return this._tickInterval?!1:(this._tickCallCount=0,this._tickInterval=self.setInterval(this._boundTick,e),!0)}clearInterval(){return this._tickInterval?(self.clearInterval(this._tickInterval),this._tickInterval=null,!0):!1}clearNextTick(){return this._tickTimer?(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0):!1}tick(){this._tickCallCount++,this._tickCallCount===1&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)}tickImmediate(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)}doTick(){}}class Si{constructor(e,t,s,i=0,r=-1,n=!1){this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing=Vt(),this.buffering={audio:Vt(),video:Vt(),audiovideo:Vt()},this.level=e,this.sn=t,this.id=s,this.size=i,this.part=r,this.partial=n}}function Vt(){return{start:0,executeStart:0,executeEnd:0,end:0}}const cr={length:0,start:()=>0,end:()=>0};class q{static isBuffered(e,t){if(e){const s=q.getBuffered(e);for(let i=s.length;i--;)if(t>=s.start(i)&&t<=s.end(i))return!0}return!1}static bufferedRanges(e){if(e){const t=q.getBuffered(e);return q.timeRangesToArray(t)}return[]}static timeRangesToArray(e){const t=[];for(let s=0;s<e.length;s++)t.push({start:e.start(s),end:e.end(s)});return t}static bufferInfo(e,t,s){if(e){const i=q.bufferedRanges(e);if(i.length)return q.bufferedInfo(i,t,s)}return{len:0,start:t,end:t,bufferedIndex:-1}}static bufferedInfo(e,t,s){t=Math.max(0,t),e.length>1&&e.sort((h,u)=>h.start-u.start||u.end-h.end);let i=-1,r=[];if(s)for(let h=0;h<e.length;h++){t>=e[h].start&&t<=e[h].end&&(i=h);const u=r.length;if(u){const d=r[u-1].end;e[h].start-d<s?e[h].end>d&&(r[u-1].end=e[h].end):r.push(e[h])}else r.push(e[h])}else r=e;let n=0,o,c=t,l=t;for(let h=0;h<r.length;h++){const u=r[h].start,d=r[h].end;if(i===-1&&t>=u&&t<=d&&(i=h),t+s>=u&&t<d)c=u,l=d,n=l-t;else if(t+s<u){o=u;break}}return{len:n,start:c||0,end:l||0,nextStart:o,buffered:e,bufferedIndex:i}}static getBuffered(e){try{return e.buffered||cr}catch(t){return se.log("failed to get media.buffered",t),cr}}}const _n=/\{\$([a-zA-Z0-9-_]+)\}/g;function hr(a){return _n.test(a)}function Js(a,e){if(a.variableList!==null||a.hasVariableRefs){const t=a.variableList;return e.replace(_n,s=>{const i=s.substring(2,s.length-1),r=t==null?void 0:t[i];return r===void 0?(a.playlistParsingError||(a.playlistParsingError=new Error(`Missing preceding EXT-X-DEFINE tag for Variable Reference: "${i}"`)),s):r})}return e}function ur(a,e,t){let s=a.variableList;s||(a.variableList=s={});let i,r;if("QUERYPARAM"in e){i=e.QUERYPARAM;try{const n=new self.URL(t).searchParams;if(n.has(i))r=n.get(i);else throw new Error(`"${i}" does not match any query parameter in URI: "${t}"`)}catch(n){a.playlistParsingError||(a.playlistParsingError=new Error(`EXT-X-DEFINE QUERYPARAM: ${n.message}`))}}else i=e.NAME,r=e.VALUE;i in s?a.playlistParsingError||(a.playlistParsingError=new Error(`EXT-X-DEFINE duplicate Variable Name declarations: "${i}"`)):s[i]=r||""}function Jo(a,e,t){const s=e.IMPORT;if(t&&s in t){let i=a.variableList;i||(a.variableList=i={}),i[s]=t[s]}else a.playlistParsingError||(a.playlistParsingError=new Error(`EXT-X-DEFINE IMPORT attribute not found in Multivariant Playlist: "${s}"`))}const el=/^(\d+)x(\d+)$/,dr=/(.+?)=(".*?"|.*?)(?:,|$)/g;class ae{constructor(e,t){typeof e=="string"&&(e=ae.parseAttrList(e,t)),ie(this,e)}get clientAttrs(){return Object.keys(this).filter(e=>e.substring(0,2)==="X-")}decimalInteger(e){const t=parseInt(this[e],10);return t>Number.MAX_SAFE_INTEGER?1/0:t}hexadecimalInteger(e){if(this[e]){let t=(this[e]||"0x").slice(2);t=(t.length&1?"0":"")+t;const s=new Uint8Array(t.length/2);for(let i=0;i<t.length/2;i++)s[i]=parseInt(t.slice(i*2,i*2+2),16);return s}return null}hexadecimalIntegerAsNumber(e){const t=parseInt(this[e],16);return t>Number.MAX_SAFE_INTEGER?1/0:t}decimalFloatingPoint(e){return parseFloat(this[e])}optionalFloat(e,t){const s=this[e];return s?parseFloat(s):t}enumeratedString(e){return this[e]}enumeratedStringList(e,t){const s=this[e];return(s?s.split(/[ ,]+/):[]).reduce((i,r)=>(i[r.toLowerCase()]=!0,i),t)}bool(e){return this[e]==="YES"}decimalResolution(e){const t=el.exec(this[e]);if(t!==null)return{width:parseInt(t[1],10),height:parseInt(t[2],10)}}static parseAttrList(e,t){let s;const i={},r='"';for(dr.lastIndex=0;(s=dr.exec(e))!==null;){const n=s[1].trim();let o=s[2];const c=o.indexOf(r)===0&&o.lastIndexOf(r)===o.length-1;let l=!1;if(c)o=o.slice(1,-1);else switch(n){case"IV":case"SCTE35-CMD":case"SCTE35-IN":case"SCTE35-OUT":l=!0}if(t&&(c||l))o=Js(t,o);else if(!l&&!c)switch(n){case"CLOSED-CAPTIONS":if(o==="NONE")break;case"ALLOWED-CPC":case"CLASS":case"ASSOC-LANGUAGE":case"AUDIO":case"BYTERANGE":case"CHANNELS":case"CHARACTERISTICS":case"CODECS":case"DATA-ID":case"END-DATE":case"GROUP-ID":case"ID":case"IMPORT":case"INSTREAM-ID":case"KEYFORMAT":case"KEYFORMATVERSIONS":case"LANGUAGE":case"NAME":case"PATHWAY-ID":case"QUERYPARAM":case"RECENTLY-REMOVED-DATERANGES":case"SERVER-URI":case"STABLE-RENDITION-ID":case"STABLE-VARIANT-ID":case"START-DATE":case"SUBTITLES":case"SUPPLEMENTAL-CODECS":case"URI":case"VALUE":case"VIDEO":case"X-ASSET-LIST":case"X-ASSET-URI":se.warn(`${e}: attribute ${n} is missing quotes`)}i[n]=o}return i}}const tl="com.apple.hls.interstitial";function sl(a){return a!=="ID"&&a!=="CLASS"&&a!=="CUE"&&a!=="START-DATE"&&a!=="DURATION"&&a!=="END-DATE"&&a!=="END-ON-NEXT"}function il(a){return a==="SCTE35-OUT"||a==="SCTE35-IN"||a==="SCTE35-CMD"}class Dn{constructor(e,t,s=0){var i;if(this.attr=void 0,this.tagAnchor=void 0,this.tagOrder=void 0,this._startDate=void 0,this._endDate=void 0,this._dateAtEnd=void 0,this._cue=void 0,this._badValueForSameId=void 0,this.tagAnchor=(t==null?void 0:t.tagAnchor)||null,this.tagOrder=(i=t==null?void 0:t.tagOrder)!=null?i:s,t){const r=t.attr;for(const n in r)if(Object.prototype.hasOwnProperty.call(e,n)&&e[n]!==r[n]){se.warn(`DATERANGE tag attribute: "${n}" does not match for tags with ID: "${e.ID}"`),this._badValueForSameId=n;break}e=ie(new ae({}),r,e)}if(this.attr=e,t?(this._startDate=t._startDate,this._cue=t._cue,this._endDate=t._endDate,this._dateAtEnd=t._dateAtEnd):this._startDate=new Date(e["START-DATE"]),"END-DATE"in this.attr){const r=(t==null?void 0:t.endDate)||new Date(this.attr["END-DATE"]);M(r.getTime())&&(this._endDate=r)}}get id(){return this.attr.ID}get class(){return this.attr.CLASS}get cue(){const e=this._cue;return e===void 0?this._cue=this.attr.enumeratedStringList(this.attr.CUE?"CUE":"X-CUE",{pre:!1,post:!1,once:!1}):e}get startTime(){const{tagAnchor:e}=this;return e===null||e.programDateTime===null?(se.warn(`Expected tagAnchor Fragment with PDT set for DateRange "${this.id}": ${e}`),NaN):e.start+(this.startDate.getTime()-e.programDateTime)/1e3}get startDate(){return this._startDate}get endDate(){const e=this._endDate||this._dateAtEnd;if(e)return e;const t=this.duration;return t!==null?this._dateAtEnd=new Date(this._startDate.getTime()+t*1e3):null}get duration(){if("DURATION"in this.attr){const e=this.attr.decimalFloatingPoint("DURATION");if(M(e))return e}else if(this._endDate)return(this._endDate.getTime()-this._startDate.getTime())/1e3;return null}get plannedDuration(){return"PLANNED-DURATION"in this.attr?this.attr.decimalFloatingPoint("PLANNED-DURATION"):null}get endOnNext(){return this.attr.bool("END-ON-NEXT")}get isInterstitial(){return this.class===tl}get isValid(){return!!this.id&&!this._badValueForSameId&&M(this.startDate.getTime())&&(this.duration===null||this.duration>=0)&&(!this.endOnNext||!!this.class)&&(!this.attr.CUE||!this.cue.pre&&!this.cue.post||this.cue.pre!==this.cue.post)&&(!this.isInterstitial||"X-ASSET-URI"in this.attr||"X-ASSET-LIST"in this.attr)}}const rl=10;class nl{constructor(e){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.dateRanges=void 0,this.dateRangeTagCount=0,this.live=!0,this.requestScheduled=-1,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.misses=0,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.encryptedFragments=void 0,this.playlistParsingError=null,this.variableList=null,this.hasVariableRefs=!1,this.appliedTimelineOffset=void 0,this.fragments=[],this.encryptedFragments=[],this.dateRanges={},this.url=e}reloaded(e){if(!e){this.advanced=!0,this.updated=!0;return}const t=this.lastPartSn-e.lastPartSn,s=this.lastPartIndex-e.lastPartIndex;this.updated=this.endSN!==e.endSN||!!s||!!t||!this.live,this.advanced=this.endSN>e.endSN||t>0||t===0&&s>0,this.updated||this.advanced?this.misses=Math.floor(e.misses*.6):this.misses=e.misses+1}hasKey(e){return this.encryptedFragments.some(t=>{let s=t.decryptdata;return s||(t.setKeyFormat(e.keyFormat),s=t.decryptdata),!!s&&e.matches(s)})}get hasProgramDateTime(){return this.fragments.length?M(this.fragments[this.fragments.length-1].programDateTime):!1}get levelTargetDuration(){return this.averagetargetduration||this.targetduration||rl}get drift(){const e=this.driftEndTime-this.driftStartTime;return e>0?(this.driftEnd-this.driftStart)*1e3/e:1}get edge(){return this.partEnd||this.fragmentEnd}get partEnd(){var e;return(e=this.partList)!=null&&e.length?this.partList[this.partList.length-1].end:this.fragmentEnd}get fragmentEnd(){return this.fragments.length?this.fragments[this.fragments.length-1].end:0}get fragmentStart(){return this.fragments.length?this.fragments[0].start:0}get age(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}get lastPartIndex(){var e;return(e=this.partList)!=null&&e.length?this.partList[this.partList.length-1].index:-1}get maxPartIndex(){const e=this.partList;if(e){const t=this.lastPartIndex;if(t!==-1){for(let s=e.length;s--;)if(e[s].index>t)return e[s].index;return t}}return 0}get lastPartSn(){var e;return(e=this.partList)!=null&&e.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}get expired(){if(this.live&&this.age&&this.misses<3){const e=this.partEnd-this.fragmentStart;return this.age>Math.max(e,this.totalduration)+this.levelTargetDuration}return!1}}function gs(a,e){return a.length===e.length?!a.some((t,s)=>t!==e[s]):!1}function fr(a,e){return!a&&!e?!0:!a||!e?!1:gs(a,e)}function Tt(a){return a==="AES-128"||a==="AES-256"||a==="AES-256-CTR"}function vi(a){switch(a){case"AES-128":case"AES-256":return et.cbc;case"AES-256-CTR":return et.ctr;default:throw new Error(`invalid full segment method ${a}`)}}function xi(a){return Uint8Array.from(atob(a),e=>e.charCodeAt(0))}function ei(a){return Uint8Array.from(unescape(encodeURIComponent(a)),e=>e.charCodeAt(0))}function al(a){const e=ei(a).subarray(0,16),t=new Uint8Array(16);return t.set(e,16-e.length),t}function Cn(a){const e=function(s,i,r){const n=s[i];s[i]=s[r],s[r]=n};e(a,0,3),e(a,1,2),e(a,4,5),e(a,6,7)}function Pn(a){const e=a.split(":");let t=null;if(e[0]==="data"&&e.length===2){const s=e[1].split(";"),i=s[s.length-1].split(",");if(i.length===2){const r=i[0]==="base64",n=i[1];r?(s.splice(-1,1),t=xi(n)):t=al(n)}}return t}const ms=typeof self<"u"?self:void 0;var oe={CLEARKEY:"org.w3.clearkey",FAIRPLAY:"com.apple.fps",PLAYREADY:"com.microsoft.playready",WIDEVINE:"com.widevine.alpha"},pe={CLEARKEY:"org.w3.clearkey",FAIRPLAY:"com.apple.streamingkeydelivery",PLAYREADY:"com.microsoft.playready",WIDEVINE:"urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"};function ss(a){switch(a){case pe.FAIRPLAY:return oe.FAIRPLAY;case pe.PLAYREADY:return oe.PLAYREADY;case pe.WIDEVINE:return oe.WIDEVINE;case pe.CLEARKEY:return oe.CLEARKEY}}function _s(a){switch(a){case oe.FAIRPLAY:return pe.FAIRPLAY;case oe.PLAYREADY:return pe.PLAYREADY;case oe.WIDEVINE:return pe.WIDEVINE;case oe.CLEARKEY:return pe.CLEARKEY}}function _t(a){const{drmSystems:e,widevineLicenseUrl:t}=a,s=e?[oe.FAIRPLAY,oe.WIDEVINE,oe.PLAYREADY,oe.CLEARKEY].filter(i=>!!e[i]):[];return!s[oe.WIDEVINE]&&t&&s.push(oe.WIDEVINE),s}const kn=function(a){return ms!=null&&(a=ms.navigator)!=null&&a.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null}();function ol(a,e,t,s){let i;switch(a){case oe.FAIRPLAY:i=["cenc","sinf"];break;case oe.WIDEVINE:case oe.PLAYREADY:i=["cenc"];break;case oe.CLEARKEY:i=["cenc","keyids"];break;default:throw new Error(`Unknown key-system: ${a}`)}return ll(i,e,t,s)}function ll(a,e,t,s){return[{initDataTypes:a,persistentState:s.persistentState||"optional",distinctiveIdentifier:s.distinctiveIdentifier||"optional",sessionTypes:s.sessionTypes||[s.sessionType||"temporary"],audioCapabilities:e.map(r=>({contentType:`audio/mp4; codecs=${r}`,robustness:s.audioRobustness||"",encryptionScheme:s.audioEncryptionScheme||null})),videoCapabilities:t.map(r=>({contentType:`video/mp4; codecs=${r}`,robustness:s.videoRobustness||"",encryptionScheme:s.videoEncryptionScheme||null}))}]}function cl(a){var e;return!!a&&(a.sessionType==="persistent-license"||!!((e=a.sessionTypes)!=null&&e.some(t=>t==="persistent-license")))}function wn(a){const e=new Uint16Array(a.buffer,a.byteOffset,a.byteLength/2),t=String.fromCharCode.apply(null,Array.from(e)),s=t.substring(t.indexOf("<"),t.length),n=new DOMParser().parseFromString(s,"text/xml").getElementsByTagName("KID")[0];if(n){const o=n.childNodes[0]?n.childNodes[0].nodeValue:n.getAttribute("VALUE");if(o){const c=xi(o).subarray(0,16);return Cn(c),c}}return null}let dt={};class Ze{static clearKeyUriToKeyIdMap(){dt={}}static setKeyIdForUri(e,t){dt[e]=t}static addKeyIdForUri(e){const t=Object.keys(dt).length%Number.MAX_SAFE_INTEGER,s=new Uint8Array(16);return new DataView(s.buffer,12,4).setUint32(0,t),dt[e]=s,s}constructor(e,t,s,i=[1],r=null,n){this.uri=void 0,this.method=void 0,this.keyFormat=void 0,this.keyFormatVersions=void 0,this.encrypted=void 0,this.isCommonEncryption=void 0,this.iv=null,this.key=null,this.keyId=null,this.pssh=null,this.method=e,this.uri=t,this.keyFormat=s,this.keyFormatVersions=i,this.iv=r,this.encrypted=e?e!=="NONE":!1,this.isCommonEncryption=this.encrypted&&!Tt(e),n!=null&&n.startsWith("0x")&&(this.keyId=new Uint8Array(on(n)))}matches(e){return e.uri===this.uri&&e.method===this.method&&e.encrypted===this.encrypted&&e.keyFormat===this.keyFormat&&gs(e.keyFormatVersions,this.keyFormatVersions)&&fr(e.iv,this.iv)&&fr(e.keyId,this.keyId)}isSupported(){if(this.method){if(Tt(this.method)||this.method==="NONE")return!0;if(this.keyFormat==="identity")return this.method==="SAMPLE-AES";switch(this.keyFormat){case pe.FAIRPLAY:case pe.WIDEVINE:case pe.PLAYREADY:case pe.CLEARKEY:return["SAMPLE-AES","SAMPLE-AES-CENC","SAMPLE-AES-CTR"].indexOf(this.method)!==-1}}return!1}getDecryptData(e,t){if(!this.encrypted||!this.uri)return null;if(Tt(this.method)){let r=this.iv;return r||(typeof e!="number"&&(se.warn(`missing IV for initialization segment with method="${this.method}" - compliance issue`),e=0),r=ul(e)),new Ze(this.method,this.uri,"identity",this.keyFormatVersions,r)}if(this.keyId){const r=dt[this.uri];if(r&&!gs(this.keyId,r)&&Ze.setKeyIdForUri(this.uri,this.keyId),this.pssh)return this}const s=Pn(this.uri);if(s)switch(this.keyFormat){case pe.WIDEVINE:if(this.pssh=s,!this.keyId){const r=go(s.buffer);if(r.length){var i;const n=r[0];this.keyId=(i=n.kids)!=null&&i.length?n.kids[0]:null}}this.keyId||(this.keyId=gr(t));break;case pe.PLAYREADY:{const r=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=fo(r,null,s),this.keyId=wn(s);break}default:{let r=s.subarray(0,16);if(r.length!==16){const n=new Uint8Array(16);n.set(r,16-r.length),r=n}this.keyId=r;break}}if(!this.keyId||this.keyId.byteLength!==16){let r;r=hl(t),r||(r=gr(t),r||(r=dt[this.uri])),r&&(this.keyId=r,Ze.setKeyIdForUri(this.uri,r))}return this}}function hl(a){const e=a==null?void 0:a[pe.WIDEVINE];return e?e.keyId:null}function gr(a){const e=a==null?void 0:a[pe.PLAYREADY];if(e){const t=Pn(e.uri);if(t)return wn(t)}return null}function ul(a){const e=new Uint8Array(16);for(let t=12;t<16;t++)e[t]=a>>8*(15-t)&255;return e}const mr=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-(SESSION-DATA|SESSION-KEY|DEFINE|CONTENT-STEERING|START):([^\r\n]*)[\r\n]+/g,pr=/#EXT-X-MEDIA:(.*)/g,dl=/^#EXT(?:INF|-X-TARGETDURATION):/m,Ds=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[^\r\n]*)/.source,/#.*/.source].join("|"),"g"),fl=new RegExp([/#EXT-X-(PROGRAM-DATE-TIME|BYTERANGE|DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP|INDEPENDENT-SEGMENTS)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|"));class Ge{static findGroup(e,t){for(let s=0;s<e.length;s++){const i=e[s];if(i.id===t)return i}}static resolve(e,t){return fi.buildAbsoluteURL(t,e,{alwaysNormalize:!0})}static isMediaPlaylist(e){return dl.test(e)}static parseMasterPlaylist(e,t){const s=hr(e),i={contentSteering:null,levels:[],playlistParsingError:null,sessionData:null,sessionKeys:null,startTimeOffset:null,variableList:null,hasVariableRefs:s},r=[];if(mr.lastIndex=0,!e.startsWith("#EXTM3U"))return i.playlistParsingError=new Error("no EXTM3U delimiter"),i;let n;for(;(n=mr.exec(e))!=null;)if(n[1]){var o;const l=new ae(n[1],i),h=Js(i,n[2]),u={attrs:l,bitrate:l.decimalInteger("BANDWIDTH")||l.decimalInteger("AVERAGE-BANDWIDTH"),name:l.NAME,url:Ge.resolve(h,t)},d=l.decimalResolution("RESOLUTION");d&&(u.width=d.width,u.height=d.height),Tr(l.CODECS,u);const f=l["SUPPLEMENTAL-CODECS"];f&&(u.supplemental={},Tr(f,u.supplemental)),(o=u.unknownCodecs)!=null&&o.length||r.push(u),i.levels.push(u)}else if(n[3]){const l=n[3],h=n[4];switch(l){case"SESSION-DATA":{const u=new ae(h,i),d=u["DATA-ID"];d&&(i.sessionData===null&&(i.sessionData={}),i.sessionData[d]=u);break}case"SESSION-KEY":{const u=yr(h,t,i);u.encrypted&&u.isSupported()?(i.sessionKeys===null&&(i.sessionKeys=[]),i.sessionKeys.push(u)):se.warn(`[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "${h}"`);break}case"DEFINE":{{const u=new ae(h,i);ur(i,u,t)}break}case"CONTENT-STEERING":{const u=new ae(h,i);i.contentSteering={uri:Ge.resolve(u["SERVER-URI"],t),pathwayId:u["PATHWAY-ID"]||"."};break}case"START":{i.startTimeOffset=Er(h);break}}}const c=r.length>0&&r.length<i.levels.length;return i.levels=c?r:i.levels,i.levels.length===0&&(i.playlistParsingError=new Error("no levels found in manifest")),i}static parseMasterPlaylistMedia(e,t,s){let i;const r={},n=s.levels,o={AUDIO:n.map(l=>({id:l.attrs.AUDIO,audioCodec:l.audioCodec})),SUBTITLES:n.map(l=>({id:l.attrs.SUBTITLES,textCodec:l.textCodec})),"CLOSED-CAPTIONS":[]};let c=0;for(pr.lastIndex=0;(i=pr.exec(e))!==null;){const l=new ae(i[1],s),h=l.TYPE;if(h){const u=o[h],d=r[h]||[];r[h]=d;const f=l.LANGUAGE,g=l["ASSOC-LANGUAGE"],y=l.CHANNELS,p=l.CHARACTERISTICS,E=l["INSTREAM-ID"],T={attrs:l,bitrate:0,id:c++,groupId:l["GROUP-ID"]||"",name:l.NAME||f||"",type:h,default:l.bool("DEFAULT"),autoselect:l.bool("AUTOSELECT"),forced:l.bool("FORCED"),lang:f,url:l.URI?Ge.resolve(l.URI,t):""};if(g&&(T.assocLang=g),y&&(T.channels=y),p&&(T.characteristics=p),E&&(T.instreamId=E),u!=null&&u.length){const S=Ge.findGroup(u,T.groupId)||u[0];Sr(T,S,"audioCodec"),Sr(T,S,"textCodec")}d.push(T)}}return r}static parseLevelPlaylist(e,t,s,i,r,n){var o;const c={url:t},l=new nl(t),h=l.fragments,u=[];let d=null,f=0,g=0,y=0,p=0,E=0,T=null,S=new Ls(i,c),v,x,D,A=-1,_=!1,b=null,I;if(Ds.lastIndex=0,l.m3u8=e,l.hasVariableRefs=hr(e),((o=Ds.exec(e))==null?void 0:o[0])!=="#EXTM3U")return l.playlistParsingError=new Error("Missing format identifier #EXTM3U"),l;for(;(v=Ds.exec(e))!==null;){_&&(_=!1,S=new Ls(i,c),S.playlistOffset=y,S.setStart(y),S.sn=f,S.cc=p,E&&(S.bitrate=E),S.level=s,d&&(S.initSegment=d,d.rawProgramDateTime&&(S.rawProgramDateTime=d.rawProgramDateTime,d.rawProgramDateTime=null),b&&(S.setByteRange(b),b=null)));const H=v[1];if(H){S.duration=parseFloat(H);const $=(" "+v[2]).slice(1);S.title=$||null,S.tagList.push($?["INF",H,$]:["INF",H])}else if(v[3]){if(M(S.duration)){S.playlistOffset=y,S.setStart(y),D&&xr(S,D,l),S.sn=f,S.level=s,S.cc=p,h.push(S);const $=(" "+v[3]).slice(1);S.relurl=Js(l,$),ti(S,T,u),T=S,y+=S.duration,f++,g=0,_=!0}}else{if(v=v[0].match(fl),!v){se.warn("No matches on slow regex match for level playlist!");continue}for(x=1;x<v.length&&v[x]===void 0;x++);const $=(" "+v[x]).slice(1),k=(" "+v[x+1]).slice(1),G=v[x+2]?(" "+v[x+2]).slice(1):null;switch($){case"BYTERANGE":T?S.setByteRange(k,T):S.setByteRange(k);break;case"PROGRAM-DATE-TIME":S.rawProgramDateTime=k,S.tagList.push(["PROGRAM-DATE-TIME",k]),A===-1&&(A=h.length);break;case"PLAYLIST-TYPE":l.type&&He(l,$,v),l.type=k.toUpperCase();break;case"MEDIA-SEQUENCE":l.startSN!==0?He(l,$,v):h.length>0&&Ar(l,$,v),f=l.startSN=parseInt(k);break;case"SKIP":{l.skippedSegments&&He(l,$,v);const N=new ae(k,l),K=N.decimalInteger("SKIPPED-SEGMENTS");if(M(K)){l.skippedSegments+=K;for(let w=K;w--;)h.push(null);f+=K}const Y=N.enumeratedString("RECENTLY-REMOVED-DATERANGES");Y&&(l.recentlyRemovedDateranges=(l.recentlyRemovedDateranges||[]).concat(Y.split("	")));break}case"TARGETDURATION":l.targetduration!==0&&He(l,$,v),l.targetduration=Math.max(parseInt(k),1);break;case"VERSION":l.version!==null&&He(l,$,v),l.version=parseInt(k);break;case"INDEPENDENT-SEGMENTS":break;case"ENDLIST":l.live||He(l,$,v),l.live=!1;break;case"#":(k||G)&&S.tagList.push(G?[k,G]:[k]);break;case"DISCONTINUITY":p++,S.tagList.push(["DIS"]);break;case"GAP":S.gap=!0,S.tagList.push([$]);break;case"BITRATE":S.tagList.push([$,k]),E=parseInt(k)*1e3,M(E)?S.bitrate=E:E=0;break;case"DATERANGE":{const N=new ae(k,l),K=new Dn(N,l.dateRanges[N.ID],l.dateRangeTagCount);l.dateRangeTagCount++,K.isValid||l.skippedSegments?l.dateRanges[K.id]=K:se.warn(`Ignoring invalid DATERANGE tag: "${k}"`),S.tagList.push(["EXT-X-DATERANGE",k]);break}case"DEFINE":{{const N=new ae(k,l);"IMPORT"in N?Jo(l,N,n):ur(l,N,t)}break}case"DISCONTINUITY-SEQUENCE":l.startCC!==0?He(l,$,v):h.length>0&&Ar(l,$,v),l.startCC=p=parseInt(k);break;case"KEY":{const N=yr(k,t,l);if(N.isSupported()){if(N.method==="NONE"){D=void 0;break}D||(D={});const K=D[N.keyFormat];K!=null&&K.matches(N)||(K&&(D=ie({},D)),D[N.keyFormat]=N)}else se.warn(`[Keys] Ignoring unsupported EXT-X-KEY tag: "${k}"`);break}case"START":l.startTimeOffset=Er(k);break;case"MAP":{const N=new ae(k,l);if(S.duration){const K=new Ls(i,c);vr(K,N,s,D),d=K,S.initSegment=d,d.rawProgramDateTime&&!S.rawProgramDateTime&&(S.rawProgramDateTime=d.rawProgramDateTime)}else{const K=S.byteRangeEndOffset;if(K){const Y=S.byteRangeStartOffset;b=`${K-Y}@${Y}`}else b=null;vr(S,N,s,D),d=S,_=!0}d.cc=p;break}case"SERVER-CONTROL":{I&&He(l,$,v),I=new ae(k),l.canBlockReload=I.bool("CAN-BLOCK-RELOAD"),l.canSkipUntil=I.optionalFloat("CAN-SKIP-UNTIL",0),l.canSkipDateRanges=l.canSkipUntil>0&&I.bool("CAN-SKIP-DATERANGES"),l.partHoldBack=I.optionalFloat("PART-HOLD-BACK",0),l.holdBack=I.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{l.partTarget&&He(l,$,v);const N=new ae(k);l.partTarget=N.decimalFloatingPoint("PART-TARGET");break}case"PART":{let N=l.partList;N||(N=l.partList=[]);const K=g>0?N[N.length-1]:void 0,Y=g++,w=new ae(k,l),O=new Za(w,S,c,Y,K);N.push(O),S.duration+=O.duration;break}case"PRELOAD-HINT":{const N=new ae(k,l);l.preloadHint=N;break}case"RENDITION-REPORT":{const N=new ae(k,l);l.renditionReports=l.renditionReports||[],l.renditionReports.push(N);break}default:se.warn(`line parsed but not handled: ${v}`);break}}}T&&!T.relurl?(h.pop(),y-=T.duration,l.partList&&(l.fragmentHint=T)):l.partList&&(ti(S,T,u),S.cc=p,l.fragmentHint=S,D&&xr(S,D,l)),l.targetduration||(l.playlistParsingError=new Error("Missing Target Duration"));const P=h.length,F=h[0],U=h[P-1];if(y+=l.skippedSegments*l.targetduration,y>0&&P&&U){l.averagetargetduration=y/P;const H=U.sn;l.endSN=H!=="initSegment"?H:0,l.live||(U.endList=!0),A>0&&(ml(h,A),F&&u.unshift(F))}return l.fragmentHint&&(y+=l.fragmentHint.duration),l.totalduration=y,u.length&&l.dateRangeTagCount&&F&&On(u,l),l.endCC=p,l}}function On(a,e){let t=a.length;if(!t)if(e.hasProgramDateTime){const o=e.fragments[e.fragments.length-1];a.push(o),t++}else return;const s=a[t-1],i=e.live?1/0:e.totalduration,r=Object.keys(e.dateRanges);for(let o=r.length;o--;){const c=e.dateRanges[r[o]],l=c.startDate.getTime();c.tagAnchor=s.ref;for(let h=t;h--;){var n;if(((n=a[h])==null?void 0:n.sn)<e.startSN)break;const u=gl(e,l,a,h,i);if(u!==-1){c.tagAnchor=e.fragments[u].ref;break}}}}function gl(a,e,t,s,i){const r=t[s];if(r){const o=r.programDateTime;if(e>=o||s===0){var n;const c=(((n=t[s+1])==null?void 0:n.start)||i)-r.start;if(e<=o+c*1e3){const l=t[s].sn-a.startSN;if(l<0)return-1;const h=a.fragments;if(h.length>t.length){const d=(t[s+1]||h[h.length-1]).sn-a.startSN;for(let f=d;f>l;f--){const g=h[f].programDateTime;if(e>=g&&e<g+h[f].duration*1e3)return f}}return l}}}return-1}function yr(a,e,t){var s,i;const r=new ae(a,t),n=(s=r.METHOD)!=null?s:"",o=r.URI,c=r.hexadecimalInteger("IV"),l=r.KEYFORMATVERSIONS,h=(i=r.KEYFORMAT)!=null?i:"identity";o&&r.IV&&!c&&se.error(`Invalid IV: ${r.IV}`);const u=o?Ge.resolve(o,e):"",d=(l||"1").split("/").map(Number).filter(Number.isFinite);return new Ze(n,u,h,d,c,r.KEYID)}function Er(a){const t=new ae(a).decimalFloatingPoint("TIME-OFFSET");return M(t)?t:null}function Tr(a,e){let t=(a||"").split(/[ ,]+/).filter(s=>s);["video","audio","text"].forEach(s=>{const i=t.filter(r=>pi(r,s));i.length&&(e[`${s}Codec`]=i.map(r=>r.split("/")[0]).join(","),t=t.filter(r=>i.indexOf(r)===-1))}),e.unknownCodecs=t}function Sr(a,e,t){const s=e[t];s&&(a[t]=s)}function ml(a,e){let t=a[e];for(let s=e;s--;){const i=a[s];if(!i)return;i.programDateTime=t.programDateTime-i.duration*1e3,t=i}}function ti(a,e,t){a.rawProgramDateTime?t.push(a):e!=null&&e.programDateTime&&(a.programDateTime=e.endProgramDateTime)}function vr(a,e,t,s){a.relurl=e.URI,e.BYTERANGE&&a.setByteRange(e.BYTERANGE),a.level=t,a.sn="initSegment",s&&(a.levelkeys=s),a.initSegment=null}function xr(a,e,t){a.levelkeys=e;const{encryptedFragments:s}=t;(!s.length||s[s.length-1].levelkeys!==e)&&Object.keys(e).some(i=>e[i].isCommonEncryption)&&s.push(a)}function He(a,e,t){a.playlistParsingError=new Error(`#EXT-X-${e} must not appear more than once (${t[0]})`)}function Ar(a,e,t){a.playlistParsingError=new Error(`#EXT-X-${e} must appear before the first Media Segment (${t[0]})`)}function Cs(a,e){const t=e.startPTS;if(M(t)){let s=0,i;e.sn>a.sn?(s=t-a.start,i=a):(s=a.start-t,i=e),i.duration!==s&&i.setDuration(s)}else e.sn>a.sn?a.cc===e.cc&&a.minEndPTS?e.setStart(a.start+(a.minEndPTS-a.start)):e.setStart(a.start+a.duration):e.setStart(Math.max(a.start-e.duration,0))}function Fn(a,e,t,s,i,r,n){s-t<=0&&(n.warn("Fragment should have a positive duration",e),s=t+e.duration,r=i+e.duration);let c=t,l=s;const h=e.startPTS,u=e.endPTS;if(M(h)){const E=Math.abs(h-t);a&&E>a.totalduration?n.warn(`media timestamps and playlist times differ by ${E}s for level ${e.level} ${a.url}`):M(e.deltaPTS)?e.deltaPTS=Math.max(E,e.deltaPTS):e.deltaPTS=E,c=Math.max(t,h),t=Math.min(t,h),i=e.startDTS!==void 0?Math.min(i,e.startDTS):i,l=Math.min(s,u),s=Math.max(s,u),r=e.endDTS!==void 0?Math.max(r,e.endDTS):r}const d=t-e.start;e.start!==0&&e.setStart(t),e.setDuration(s-e.start),e.startPTS=t,e.maxStartPTS=c,e.startDTS=i,e.endPTS=s,e.minEndPTS=l,e.endDTS=r;const f=e.sn;if(!a||f<a.startSN||f>a.endSN)return 0;let g;const y=f-a.startSN,p=a.fragments;for(p[y]=e,g=y;g>0;g--)Cs(p[g],p[g-1]);for(g=y;g<p.length-1;g++)Cs(p[g],p[g+1]);return a.fragmentHint&&Cs(p[p.length-1],a.fragmentHint),a.PTSKnown=a.alignedSliding=!0,d}function pl(a,e,t){if(a===e)return;let s=null;const i=a.fragments;for(let h=i.length-1;h>=0;h--){const u=i[h].initSegment;if(u){s=u;break}}a.fragmentHint&&delete a.fragmentHint.endPTS;let r;Tl(a,e,(h,u,d,f)=>{if((!e.startCC||e.skippedSegments)&&u.cc!==h.cc){const g=h.cc-u.cc;for(let y=d;y<f.length;y++)f[y].cc+=g;e.endCC=f[f.length-1].cc}M(h.startPTS)&&M(h.endPTS)&&(u.setStart(u.startPTS=h.startPTS),u.startDTS=h.startDTS,u.maxStartPTS=h.maxStartPTS,u.endPTS=h.endPTS,u.endDTS=h.endDTS,u.minEndPTS=h.minEndPTS,u.setDuration(h.endPTS-h.startPTS),u.duration&&(r=u),e.PTSKnown=e.alignedSliding=!0),h.hasStreams&&(u.elementaryStreams=h.elementaryStreams),u.loader=h.loader,h.hasStats&&(u.stats=h.stats),h.initSegment&&(u.initSegment=h.initSegment,s=h.initSegment)});const n=e.fragments,o=e.fragmentHint?n.concat(e.fragmentHint):n;if(s&&o.forEach(h=>{var u;h&&(!h.initSegment||h.initSegment.relurl===((u=s)==null?void 0:u.relurl))&&(h.initSegment=s)}),e.skippedSegments){if(e.deltaUpdateFailed=n.some(h=>!h),e.deltaUpdateFailed){t.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(let h=e.skippedSegments;h--;)n.shift();e.startSN=n[0].sn}else{e.canSkipDateRanges&&(e.dateRanges=yl(a.dateRanges,e,t));const h=a.fragments.filter(u=>u.rawProgramDateTime);if(a.hasProgramDateTime&&!e.hasProgramDateTime)for(let u=1;u<o.length;u++)o[u].programDateTime===null&&ti(o[u],o[u-1],h);On(h,e)}e.endCC=n[n.length-1].cc}if(!e.startCC){var c;const h=Bn(a,e.startSN-1);e.startCC=(c=h==null?void 0:h.cc)!=null?c:n[0].cc}El(a.partList,e.partList,(h,u)=>{u.elementaryStreams=h.elementaryStreams,u.stats=h.stats}),r?Fn(e,r,r.startPTS,r.endPTS,r.startDTS,r.endDTS,t):Mn(a,e),n.length&&(e.totalduration=e.edge-n[0].start),e.driftStartTime=a.driftStartTime,e.driftStart=a.driftStart;const l=e.advancedDateTime;if(e.advanced&&l){const h=e.edge;e.driftStart||(e.driftStartTime=l,e.driftStart=h),e.driftEndTime=l,e.driftEnd=h}else e.driftEndTime=a.driftEndTime,e.driftEnd=a.driftEnd,e.advancedDateTime=a.advancedDateTime;e.requestScheduled===-1&&(e.requestScheduled=a.requestScheduled)}function yl(a,e,t){const{dateRanges:s,recentlyRemovedDateranges:i}=e,r=ie({},a);i&&i.forEach(c=>{delete r[c]});const o=Object.keys(r).length;return o?(Object.keys(s).forEach(c=>{const l=r[c],h=new Dn(s[c].attr,l);h.isValid?(r[c]=h,l||(h.tagOrder+=o)):t.warn(`Ignoring invalid Playlist Delta Update DATERANGE tag: "${ne(s[c].attr)}"`)}),r):s}function El(a,e,t){if(a&&e){let s=0;for(let i=0,r=a.length;i<=r;i++){const n=a[i],o=e[i+s];n&&o&&n.index===o.index&&n.fragment.sn===o.fragment.sn?t(n,o):s--}}}function Tl(a,e,t){const s=e.skippedSegments,i=Math.max(a.startSN,e.startSN)-e.startSN,r=(a.fragmentHint?1:0)+(s?e.endSN:Math.min(a.endSN,e.endSN))-e.startSN,n=e.startSN-a.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,c=a.fragmentHint?a.fragments.concat(a.fragmentHint):a.fragments;for(let l=i;l<=r;l++){const h=c[n+l];let u=o[l];if(s&&!u&&h&&(u=e.fragments[l]=h),h&&u){t(h,u,l,o);const d=h.relurl,f=u.relurl;if(d&&Sl(d,f)){e.playlistParsingError=Ir(`media sequence mismatch ${u.sn}:`,a,e,h,u);return}else if(h.cc!==u.cc){e.playlistParsingError=Ir(`discontinuity sequence mismatch (${h.cc}!=${u.cc})`,a,e,h,u);return}}}}function Ir(a,e,t,s,i){return new Error(`${a} ${i.url}
Playlist starting @${e.startSN}
${e.m3u8}

Playlist starting @${t.startSN}
${t.m3u8}`)}function Mn(a,e,t=!0){const s=e.startSN+e.skippedSegments-a.startSN,i=a.fragments,r=s>=0;let n=0;if(r&&s<i.length)n=i[s].start;else if(r&&e.startSN===a.endSN+1)n=a.fragmentEnd;else if(r&&t)n=a.fragmentStart+s*e.levelTargetDuration;else if(!e.skippedSegments&&e.fragmentStart===0)n=a.fragmentStart;else return;si(e,n)}function si(a,e){if(e){const t=a.fragments;for(let s=a.skippedSegments;s<t.length;s++)t[s].addStart(e);a.fragmentHint&&a.fragmentHint.addStart(e)}}function Nn(a,e=1/0){let t=1e3*a.targetduration;if(a.updated){const s=a.fragments;if(s.length&&t*4>e){const r=s[s.length-1].duration*1e3;r<t&&(t=r)}}else t/=2;return Math.round(t)}function Bn(a,e,t){if(!a)return null;let s=a.fragments[e-a.startSN];return s||(s=a.fragmentHint,s&&s.sn===e)?s:e<a.startSN&&t&&t.sn===e?t:null}function Lr(a,e,t){return a?Un(a.partList,e,t):null}function Un(a,e,t){if(a)for(let s=a.length;s--;){const i=a[s];if(i.index===t&&i.fragment.sn===e)return i}return null}function $n(a){a.forEach((e,t)=>{var s;(s=e.details)==null||s.fragments.forEach(i=>{i.level=t,i.initSegment&&(i.initSegment.level=t)})})}function Sl(a,e){return a!==e&&e?Rr(a)!==Rr(e):!1}function Rr(a){return a.replace(/\?[^?]*$/,"")}function Dt(a,e){for(let s=0,i=a.length;s<i;s++){var t;if(((t=a[s])==null?void 0:t.cc)===e)return a[s]}return null}function vl(a,e){return!!(a&&e.startCC<a.endCC&&e.endCC>a.startCC)}function br(a,e){const t=a.start+e;a.startPTS=t,a.setStart(t),a.endPTS=t+a.duration}function Gn(a,e){const t=e.fragments;for(let s=0,i=t.length;s<i;s++)br(t[s],a);e.fragmentHint&&br(e.fragmentHint,a),e.alignedSliding=!0}function xl(a,e){a&&(Kn(e,a),e.alignedSliding||ps(e,a),!e.alignedSliding&&!e.skippedSegments&&Mn(a,e,!1))}function Kn(a,e){if(!vl(e,a))return;const t=Math.min(e.endCC,a.endCC),s=Dt(e.fragments,t),i=Dt(a.fragments,t);if(!s||!i)return;se.log(`Aligning playlist at start of dicontinuity sequence ${t}`);const r=s.start-i.start;Gn(r,a)}function ps(a,e){if(!a.hasProgramDateTime||!e.hasProgramDateTime)return;const t=a.fragments,s=e.fragments;if(!t.length||!s.length)return;let i,r;const n=Math.min(e.endCC,a.endCC);e.startCC<n&&a.startCC<n&&(i=Dt(s,n),r=Dt(t,n)),(!i||!r)&&(i=s[Math.floor(s.length/2)],r=Dt(t,i.cc)||t[Math.floor(t.length/2)]);const o=i.programDateTime,c=r.programDateTime;if(!o||!c)return;const l=(c-o)/1e3-(r.start-i.start);Gn(l,a)}function Te(a,e,t){ve(a,e,t),a.addEventListener(e,t)}function ve(a,e,t){a.removeEventListener(e,t)}const Al={toString:function(a){let e="";const t=a.length;for(let s=0;s<t;s++)e+=`[${a.start(s).toFixed(3)}-${a.end(s).toFixed(3)}]`;return e}},C={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"};class Ai extends bn{constructor(e,t,s,i,r){super(i,e.logger),this.hls=void 0,this.fragPrevious=null,this.fragCurrent=null,this.fragmentTracker=void 0,this.transmuxer=null,this._state=C.STOPPED,this.playlistType=void 0,this.media=null,this.mediaBuffer=null,this.config=void 0,this.bitrateTest=!1,this.lastCurrentTime=0,this.nextLoadPosition=0,this.startPosition=0,this.startTimeOffset=null,this.retryDate=0,this.levels=null,this.fragmentLoader=void 0,this.keyLoader=void 0,this.levelLastLoaded=null,this.startFragRequested=!1,this.decrypter=void 0,this.initPTS=[],this.buffering=!0,this.loadingParts=!1,this.loopSn=void 0,this.onMediaSeeking=()=>{const{config:n,fragCurrent:o,media:c,mediaBuffer:l,state:h}=this,u=c?c.currentTime:0,d=q.bufferInfo(l||c,u,n.maxBufferHole),f=!d.len;if(this.log(`Media seeking to ${M(u)?u.toFixed(3):u}, state: ${h}, ${f?"out of":"in"} buffer`),this.state===C.ENDED)this.resetLoadingState();else if(o){const g=n.maxFragLookUpTolerance,y=o.start-g,p=o.start+o.duration+g;if(f||p<d.start||y>d.end){const E=u>p;(u<y||E)&&(E&&o.loader&&(this.log(`Cancelling fragment load for seek (sn: ${o.sn})`),o.abortRequests(),this.resetLoadingState()),this.fragPrevious=null)}}if(c){this.fragmentTracker.removeFragmentsInRange(u,1/0,this.playlistType,!0);const g=this.lastCurrentTime;if(u>g&&(this.lastCurrentTime=u),!this.loadingParts){const y=Math.max(d.end,u),p=this.shouldLoadParts(this.getLevelDetails(),y);p&&(this.log(`LL-Part loading ON after seeking to ${u.toFixed(2)} with buffer @${y.toFixed(2)}`),this.loadingParts=p)}}this.hls.hasEnoughToStart||(this.log(`Setting ${f?"startPosition":"nextLoadPosition"} to ${u} for seek without enough to start`),this.nextLoadPosition=u,f&&(this.startPosition=u)),f&&this.state===C.IDLE&&this.tickImmediate()},this.onMediaEnded=()=>{this.log("setting startPosition to 0 because media ended"),this.startPosition=this.lastCurrentTime=0},this.playlistType=r,this.hls=e,this.fragmentLoader=new Qo(e.config),this.keyLoader=s,this.fragmentTracker=t,this.config=e.config,this.decrypter=new Ti(e.config)}registerListeners(){const{hls:e}=this;e.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(m.ERROR,this.onError,this)}doTick(){this.onTickEnd()}onTickEnd(){}startLoad(e){}stopLoad(){if(this.state===C.STOPPED)return;this.fragmentLoader.abort(),this.keyLoader.abort(this.playlistType);const e=this.fragCurrent;e!=null&&e.loader&&(e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=C.STOPPED}get startPositionValue(){const{nextLoadPosition:e,startPosition:t}=this;return t===-1&&e?e:t}get bufferingEnabled(){return this.buffering}pauseBuffering(){this.buffering=!1}resumeBuffering(){this.buffering=!0}get inFlightFrag(){return{frag:this.fragCurrent,state:this.state}}_streamEnded(e,t){if(t.live||!this.media)return!1;const s=e.end||0,i=this.config.timelineOffset||0;if(s<=i)return!1;const r=e.buffered;this.config.maxBufferHole&&r&&r.length>1&&(e=q.bufferedInfo(r,e.start,0));const n=e.nextStart;if(n&&n>i&&n<t.edge||this.media.currentTime<e.start)return!1;const c=t.partList;if(c!=null&&c.length){const h=c[c.length-1];return q.isBuffered(this.media,h.start+h.duration/2)}const l=t.fragments[t.fragments.length-1].type;return this.fragmentTracker.isEndListAppended(l)}getLevelDetails(){if(this.levels&&this.levelLastLoaded!==null)return this.levelLastLoaded.details}get timelineOffset(){const e=this.config.timelineOffset;if(e){var t;return((t=this.getLevelDetails())==null?void 0:t.appliedTimelineOffset)||e}return 0}onMediaAttached(e,t){const s=this.media=this.mediaBuffer=t.media;Te(s,"seeking",this.onMediaSeeking),Te(s,"ended",this.onMediaEnded);const i=this.config;this.levels&&i.autoStartLoad&&this.state===C.STOPPED&&this.startLoad(i.startPosition)}onMediaDetaching(e,t){const s=!!t.transferMedia,i=this.media;if(i!==null){if(i.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),ve(i,"seeking",this.onMediaSeeking),ve(i,"ended",this.onMediaEnded),this.keyLoader&&!s&&this.keyLoader.detach(),this.media=this.mediaBuffer=null,this.loopSn=void 0,s){this.resetLoadingState(),this.resetTransmuxer();return}this.loadingParts=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()}}onManifestLoading(){this.initPTS=[],this.levels=this.levelLastLoaded=this.fragCurrent=null,this.lastCurrentTime=this.startPosition=0,this.startFragRequested=!1}onError(e,t){}onManifestLoaded(e,t){this.startTimeOffset=t.startTimeOffset}onHandlerDestroying(){this.stopLoad(),this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null),super.onHandlerDestroying(),this.hls=this.onMediaSeeking=this.onMediaEnded=null}onHandlerDestroyed(){this.state=C.STOPPED,this.fragmentLoader&&this.fragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.keyLoader=this.fragmentLoader=this.fragmentTracker=null,super.onHandlerDestroyed()}loadFragment(e,t,s){this.startFragRequested=!0,this._loadFragForPlayback(e,t,s)}_loadFragForPlayback(e,t,s){const i=r=>{const n=r.frag;if(this.fragContextChanged(n)){this.warn(`${n.type} sn: ${n.sn}${r.part?" part: "+r.part.index:""} of ${this.fragInfo(n,!1,r.part)}) was dropped during download.`),this.fragmentTracker.removeFragment(n);return}n.stats.chunkCount++,this._handleFragmentLoadProgress(r)};this._doFragLoad(e,t,s,i).then(r=>{if(!r)return;const n=this.state,o=r.frag;if(this.fragContextChanged(o)){(n===C.FRAG_LOADING||!this.fragCurrent&&n===C.PARSING)&&(this.fragmentTracker.removeFragment(o),this.state=C.IDLE);return}"payload"in r&&(this.log(`Loaded ${o.type} sn: ${o.sn} of ${this.playlistLabel()} ${o.level}`),this.hls.trigger(m.FRAG_LOADED,r)),this._handleFragmentLoadComplete(r)}).catch(r=>{this.state===C.STOPPED||this.state===C.ERROR||(this.warn(`Frag error: ${(r==null?void 0:r.message)||r}`),this.resetFragmentLoading(e))})}clearTrackerIfNeeded(e){var t;const{fragmentTracker:s}=this;if(s.getState(e)===ue.APPENDING){const r=e.type,n=this.getFwdBufferInfo(this.mediaBuffer,r),o=Math.max(e.duration,n?n.len:this.config.maxBufferLength),c=this.backtrackFragment;((c?e.sn-c.sn:0)===1||this.reduceMaxBufferLength(o,e.duration))&&s.removeFragment(e)}else((t=this.mediaBuffer)==null?void 0:t.buffered.length)===0?s.removeAllFragments():s.hasParts(e.type)&&(s.detectPartialFragments({frag:e,part:null,stats:e.stats,id:e.type}),s.getState(e)===ue.PARTIAL&&s.removeFragment(e))}checkLiveUpdate(e){if(e.updated&&!e.live){const t=e.fragments[e.fragments.length-1];this.fragmentTracker.detectPartialFragments({frag:t,part:null,stats:t.stats,id:t.type})}e.fragments[0]||(e.deltaUpdateFailed=!0)}waitForLive(e){const t=e.details;return(t==null?void 0:t.live)&&t.type!=="EVENT"&&(this.levelLastLoaded!==e||t.expired)}flushMainBuffer(e,t,s=null){if(!(e-t))return;const i={startOffset:e,endOffset:t,type:s};this.hls.trigger(m.BUFFER_FLUSHING,i)}_loadInitSegment(e,t){this._doFragLoad(e,t).then(s=>{const i=s==null?void 0:s.frag;if(!i||this.fragContextChanged(i)||!this.levels)throw new Error("init load aborted");return s}).then(s=>{const{hls:i}=this,{frag:r,payload:n}=s,o=r.decryptdata;if(n&&n.byteLength>0&&o!=null&&o.key&&o.iv&&Tt(o.method)){const c=self.performance.now();return this.decrypter.decrypt(new Uint8Array(n),o.key.buffer,o.iv.buffer,vi(o.method)).catch(l=>{throw i.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.FRAG_DECRYPT_ERROR,fatal:!1,error:l,reason:l.message,frag:r}),l}).then(l=>{const h=self.performance.now();return i.trigger(m.FRAG_DECRYPTED,{frag:r,payload:l,stats:{tstart:c,tdecrypt:h}}),s.payload=l,this.completeInitSegmentLoad(s)})}return this.completeInitSegmentLoad(s)}).catch(s=>{this.state===C.STOPPED||this.state===C.ERROR||(this.warn(s),this.resetFragmentLoading(e))})}completeInitSegmentLoad(e){const{levels:t}=this;if(!t)throw new Error("init load aborted, missing levels");const s=e.frag.stats;this.state!==C.STOPPED&&(this.state=C.IDLE),e.frag.data=new Uint8Array(e.payload),s.parsing.start=s.buffering.start=self.performance.now(),s.parsing.end=s.buffering.end=self.performance.now(),this.tick()}unhandledEncryptionError(e,t){var s,i;const r=e.tracks;if(r&&!t.encrypted&&((s=r.audio)!=null&&s.encrypted||(i=r.video)!=null&&i.encrypted)&&(!this.config.emeEnabled||!this.keyLoader.emeController)){const n=this.media,o=new Error(`Encrypted track with no key in ${this.fragInfo(t)} (media ${n?"attached mediaKeys: "+n.mediaKeys:"detached"})`);return this.warn(o.message),!n||n.mediaKeys?!1:(this.hls.trigger(m.ERROR,{type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_NO_KEYS,fatal:!1,error:o,frag:t}),this.resetTransmuxer(),!0)}return!1}fragContextChanged(e){const{fragCurrent:t}=this;return!e||!t||e.sn!==t.sn||e.level!==t.level}fragBufferedComplete(e,t){const s=this.mediaBuffer?this.mediaBuffer:this.media;if(this.log(`Buffered ${e.type} sn: ${e.sn}${t?" part: "+t.index:""} of ${this.fragInfo(e,!1,t)} > buffer:${s?Al.toString(q.getBuffered(s)):"(detached)"})`),ce(e)){var i;if(e.type!==B.SUBTITLE){const n=e.elementaryStreams;if(!Object.keys(n).some(o=>!!n[o])){this.state=C.IDLE;return}}const r=(i=this.levels)==null?void 0:i[e.level];r!=null&&r.fragmentError&&(this.log(`Resetting level fragment error count of ${r.fragmentError} on frag buffered`),r.fragmentError=0)}this.state=C.IDLE}_handleFragmentLoadComplete(e){const{transmuxer:t}=this;if(!t)return;const{frag:s,part:i,partsLoaded:r}=e,n=!r||r.length===0||r.some(c=>!c),o=new Si(s.level,s.sn,s.stats.chunkCount+1,0,i?i.index:-1,!n);t.flush(o)}_handleFragmentLoadProgress(e){}_doFragLoad(e,t,s=null,i){var r;this.fragCurrent=e;const n=t.details;if(!this.levels||!n)throw new Error(`frag load aborted, missing level${n?"":" detail"}s`);let o=null;if(e.encrypted&&!((r=e.decryptdata)!=null&&r.key)){if(this.log(`Loading key for ${e.sn} of [${n.startSN}-${n.endSN}], ${this.playlistLabel()} ${e.level}`),this.state=C.KEY_LOADING,this.fragCurrent=e,o=this.keyLoader.load(e).then(d=>{if(!this.fragContextChanged(d.frag))return this.hls.trigger(m.KEY_LOADED,d),this.state===C.KEY_LOADING&&(this.state=C.IDLE),d}),this.hls.trigger(m.KEY_LOADING,{frag:e}),this.fragCurrent===null)return this.log("context changed in KEY_LOADING"),Promise.resolve(null)}else e.encrypted||(o=this.keyLoader.loadClear(e,n.encryptedFragments,this.startFragRequested),o&&this.log("[eme] blocking frag load until media-keys acquired"));const c=this.fragPrevious;if(ce(e)&&(!c||e.sn!==c.sn)){const d=this.shouldLoadParts(t.details,e.end);d!==this.loadingParts&&(this.log(`LL-Part loading ${d?"ON":"OFF"} loading sn ${c==null?void 0:c.sn}->${e.sn}`),this.loadingParts=d)}if(s=Math.max(e.start,s||0),this.loadingParts&&ce(e)){const d=n.partList;if(d&&i){s>n.fragmentEnd&&n.fragmentHint&&(e=n.fragmentHint);const f=this.getNextPart(d,e,s);if(f>-1){const g=d[f];e=this.fragCurrent=g.fragment,this.log(`Loading ${e.type} sn: ${e.sn} part: ${g.index} (${f}/${d.length-1}) of ${this.fragInfo(e,!1,g)}) cc: ${e.cc} [${n.startSN}-${n.endSN}], target: ${parseFloat(s.toFixed(3))}`),this.nextLoadPosition=g.start+g.duration,this.state=C.FRAG_LOADING;let y;return o?y=o.then(p=>!p||this.fragContextChanged(p.frag)?null:this.doFragPartsLoad(e,g,t,i)).catch(p=>this.handleFragLoadError(p)):y=this.doFragPartsLoad(e,g,t,i).catch(p=>this.handleFragLoadError(p)),this.hls.trigger(m.FRAG_LOADING,{frag:e,part:g,targetBufferTime:s}),this.fragCurrent===null?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING parts")):y}else if(!e.url||this.loadedEndOfParts(d,s))return Promise.resolve(null)}}if(ce(e)&&this.loadingParts){var l;this.log(`LL-Part loading OFF after next part miss @${s.toFixed(2)} Check buffer at sn: ${e.sn} loaded parts: ${(l=n.partList)==null?void 0:l.filter(d=>d.loaded).map(d=>`[${d.start}-${d.end}]`)}`),this.loadingParts=!1}else if(!e.url)return Promise.resolve(null);this.log(`Loading ${e.type} sn: ${e.sn} of ${this.fragInfo(e,!1)}) cc: ${e.cc} ${"["+n.startSN+"-"+n.endSN+"]"}, target: ${parseFloat(s.toFixed(3))}`),M(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=C.FRAG_LOADING;const h=this.config.progressive&&e.type!==B.SUBTITLE;let u;return h&&o?u=o.then(d=>!d||this.fragContextChanged(d.frag)?null:this.fragmentLoader.load(e,i)).catch(d=>this.handleFragLoadError(d)):u=Promise.all([this.fragmentLoader.load(e,h?i:void 0),o]).then(([d])=>(!h&&i&&i(d),d)).catch(d=>this.handleFragLoadError(d)),this.hls.trigger(m.FRAG_LOADING,{frag:e,targetBufferTime:s}),this.fragCurrent===null?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING")):u}doFragPartsLoad(e,t,s,i){return new Promise((r,n)=>{var o;const c=[],l=(o=s.details)==null?void 0:o.partList,h=u=>{this.fragmentLoader.loadPart(e,u,i).then(d=>{c[u.index]=d;const f=d.part;this.hls.trigger(m.FRAG_LOADED,d);const g=Lr(s.details,e.sn,u.index+1)||Un(l,e.sn,u.index+1);if(g)h(g);else return r({frag:e,part:f,partsLoaded:c})}).catch(n)};h(t)})}handleFragLoadError(e){if("data"in e){const t=e.data;t.frag&&t.details===R.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):t.frag&&t.type===V.KEY_SYSTEM_ERROR?(t.frag.abortRequests(),this.resetStartWhenNotLoaded(),this.resetFragmentLoading(t.frag)):this.hls.trigger(m.ERROR,t)}else this.hls.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.INTERNAL_EXCEPTION,err:e,error:e,fatal:!0});return null}_handleTransmuxerFlush(e){const t=this.getCurrentContext(e);if(!t||this.state!==C.PARSING){!this.fragCurrent&&this.state!==C.STOPPED&&this.state!==C.ERROR&&(this.state=C.IDLE);return}const{frag:s,part:i,level:r}=t,n=self.performance.now();s.stats.parsing.end=n,i&&(i.stats.parsing.end=n);const o=this.getLevelDetails(),l=o&&s.sn>o.endSN||this.shouldLoadParts(o,s.end);l!==this.loadingParts&&(this.log(`LL-Part loading ${l?"ON":"OFF"} after parsing segment ending @${s.end.toFixed(2)}`),this.loadingParts=l),this.updateLevelTiming(s,i,r,e.partial)}shouldLoadParts(e,t){if(this.config.lowLatencyMode){if(!e)return this.loadingParts;if(e.partList){var s;const r=e.partList[0];if(r.fragment.type===B.SUBTITLE)return!1;const n=r.end+(((s=e.fragmentHint)==null?void 0:s.duration)||0);if(t>=n){var i;if((this.hls.hasEnoughToStart?((i=this.media)==null?void 0:i.currentTime)||this.lastCurrentTime:this.getLoadPosition())>r.start-r.fragment.duration)return!0}}}return!1}getCurrentContext(e){const{levels:t,fragCurrent:s}=this,{level:i,sn:r,part:n}=e;if(!(t!=null&&t[i]))return this.warn(`Levels object was unset while buffering fragment ${r} of ${this.playlistLabel()} ${i}. The current chunk will not be buffered.`),null;const o=t[i],c=o.details,l=n>-1?Lr(c,r,n):null,h=l?l.fragment:Bn(c,r,s);return h?(s&&s!==h&&(h.stats=s.stats),{frag:h,part:l,level:o}):null}bufferFragmentData(e,t,s,i,r){if(this.state!==C.PARSING)return;const{data1:n,data2:o}=e;let c=n;if(o&&(c=De(n,o)),!c.length)return;const l=this.initPTS[t.cc],h=l?-l.baseTime/l.timescale:void 0,u={type:e.type,frag:t,part:s,chunkMeta:i,offset:h,parent:t.type,data:c};if(this.hls.trigger(m.BUFFER_APPENDING,u),e.dropped&&e.independent&&!s){if(r)return;this.flushBufferGap(t)}}flushBufferGap(e){const t=this.media;if(!t)return;if(!q.isBuffered(t,t.currentTime)){this.flushMainBuffer(0,e.start);return}const s=t.currentTime,i=q.bufferInfo(t,s,0),r=e.duration,n=Math.min(this.config.maxFragLookUpTolerance*2,r*.25),o=Math.max(Math.min(e.start-n,i.end-n),s+n);e.start-o>n&&this.flushMainBuffer(o,e.start)}getFwdBufferInfo(e,t){var s;const i=this.getLoadPosition();if(!M(i))return null;const n=this.lastCurrentTime>i||(s=this.media)!=null&&s.paused?0:this.config.maxBufferHole;return this.getFwdBufferInfoAtPos(e,i,t,n)}getFwdBufferInfoAtPos(e,t,s,i){const r=q.bufferInfo(e,t,i);if(r.len===0&&r.nextStart!==void 0){const n=this.fragmentTracker.getBufferedFrag(t,s);if(n&&(r.nextStart<=n.end||n.gap)){const o=Math.max(Math.min(r.nextStart,n.end)-t,i);return q.bufferInfo(e,t,o)}}return r}getMaxBufferLength(e){const{config:t}=this;let s;return e?s=Math.max(8*t.maxBufferSize/e,t.maxBufferLength):s=t.maxBufferLength,Math.min(s,t.maxMaxBufferLength)}exceedsMaxBuffer(e,t,s){const i=e.nextStart;if(i&&s.start>i){const r=e.buffered;if(r){let n=e.len;const o=e.bufferedIndex;for(let c=r.length-1;c>o;c--)r[c].start<s.start&&(n+=r[c].end-r[c].start);return n>=t}}return!1}reduceMaxBufferLength(e,t){const s=this.config,i=Math.max(Math.min(e-t,s.maxBufferLength),t),r=Math.max(e-t*3,s.maxMaxBufferLength/2,i);return r>=i?(s.maxMaxBufferLength=r,this.warn(`Reduce max buffer length to ${r}s`),!0):!1}getAppendedFrag(e,t=B.MAIN){const s=this.fragmentTracker?this.fragmentTracker.getAppendedFrag(e,t):null;return s&&"fragment"in s?s.fragment:s}getNextFragment(e,t){const s=t.fragments,i=s.length;if(!i)return null;const{config:r}=this,n=t.fragmentStart,o=r.lowLatencyMode&&!!t.partList;let c=null;if(t.live){const u=r.initialLiveManifestSize;if(i<u)return this.warn(`Not enough fragments to start playback (have: ${i}, need: ${u})`),null;if(!t.PTSKnown&&!this.startFragRequested&&this.startPosition===-1||e<n){var l;o&&!this.loadingParts&&(this.log("LL-Part loading ON for initial live fragment"),this.loadingParts=!0),c=this.getInitialLiveFragment(t);const d=this.config.startPosition,f=this.hls.startPosition,g=this.hls.liveSyncPosition,y=((l=c)==null?void 0:l.start)||0;let p,E;f!==-1&&f>=n?(p=f,E=f===d?"config":"next load start"):g!==null?(p=g,E="live edge"):(p=e,E="buffer pos"),p<y&&(p=y,E="live frag start"),p<n&&(p=n,E="playlist start"),(this.startPosition!=p||this.nextLoadPosition!=p)&&(this.log(`Setting startPosition to ${p.toFixed(3)} ${f===-1?"":`(from ${d}) `}based on ${E}. live edge: ${g} live frag start: ${y.toFixed(3)} playlist start: ${n.toFixed(3)} buffer pos: ${e}`),this.startPosition=this.nextLoadPosition=p)}}else e<=n&&(c=s[0]);if(!c){const u=this.loadingParts?t.partEnd:t.fragmentEnd;c=this.getFragmentAtPosition(e,u,t)}let h=this.filterReplacedPrimary(c,t);if(!h&&c){const u=c.sn-t.startSN;h=this.filterReplacedPrimary(s[u+1]||null,t)}return this.mapToInitFragWhenRequired(h)}isLoopLoading(e,t){if(this.nextLoadPosition<=t)return!1;const s=this.fragmentTracker.getState(e);return s===ue.OK||s===ue.PARTIAL&&!!e.gap}getNextFragmentLoopLoading(e,t,s,i,r){let n=null;if(e.gap&&(n=this.getNextFragment(this.nextLoadPosition,t),n&&!n.gap&&s.nextStart)){const o=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,s.nextStart,i,0);if(o!==null&&s.len+o.len>=r){const c=n.sn;return this.loopSn!==c&&(this.log(`buffer full after gaps in "${i}" playlist starting at sn: ${c}`),this.loopSn=c),null}}return this.loopSn=void 0,n}get primaryPrefetch(){if(_r(this.config)){var e;if((e=this.hls.interstitialsManager)==null||(e=e.playingItem)==null?void 0:e.event)return!0}return!1}filterReplacedPrimary(e,t){if(!e)return e;if(_r(this.config)&&e.type!==B.SUBTITLE){const s=this.hls.interstitialsManager,i=s==null?void 0:s.bufferingItem;if(i){const n=i.event;if(n){if(n.appendInPlace||Math.abs(e.start-i.start)>1||i.start===0)return null}else if(e.end<=i.start&&(t==null?void 0:t.live)===!1||e.start>i.end&&i.nextEvent&&(i.nextEvent.appendInPlace||e.start-i.end>1))return null}const r=s==null?void 0:s.playerQueue;if(r)for(let n=r.length;n--;){const o=r[n].interstitial;if(o.appendInPlace&&e.start>=o.startTime&&e.end<=o.resumeTime)return null}}return e}mapToInitFragWhenRequired(e){return e!=null&&e.initSegment&&!e.initSegment.data&&!this.bitrateTest?e.initSegment:e}getNextPart(e,t,s){let i=-1,r=!1,n=!0;for(let o=0,c=e.length;o<c;o++){const l=e[o];if(n=n&&!l.independent,i>-1&&s<l.start)break;const h=l.loaded;h?i=-1:(r||(l.independent||n)&&l.fragment===t)&&(l.fragment!==t&&this.warn(`Need buffer at ${s} but next unloaded part starts at ${l.start}`),i=o),r=h}return i}loadedEndOfParts(e,t){let s;for(let i=e.length;i--;){if(s=e[i],!s.loaded)return!1;if(t>s.start)return!0}return!1}getInitialLiveFragment(e){const t=e.fragments,s=this.fragPrevious;let i=null;if(s){if(e.hasProgramDateTime&&(i=Uo(t,s.endProgramDateTime,this.config.maxFragLookUpTolerance),i&&this.log(`Live playlist, switching playlist, load frag with same PDT: ${s.programDateTime}`)),!i){const r=s.sn+1;if(r>=e.startSN&&r<=e.endSN){const n=t[r-e.startSN];s.cc===n.cc&&(i=n,this.log(`Live playlist, switching playlist, load frag with next SN: ${i.sn}`))}i||(i=In(e,s.cc,s.end),i&&this.log(`Live playlist, switching playlist, load frag with same CC: ${i.sn}`))}}else{const r=this.hls.liveSyncPosition;r!==null&&(i=this.getFragmentAtPosition(r,this.bitrateTest?e.fragmentEnd:e.edge,e))}return i}getFragmentAtPosition(e,t,s){const{config:i}=this;let{fragPrevious:r}=this,{fragments:n,endSN:o}=s;const{fragmentHint:c}=s,{maxFragLookUpTolerance:l}=i,h=s.partList,u=!!(this.loadingParts&&h!=null&&h.length&&c);u&&!this.bitrateTest&&h[h.length-1].fragment.sn===c.sn&&(n=n.concat(c),o=c.sn);let d;if(e<t){var f;const y=e<this.lastCurrentTime||e>t-l||(f=this.media)!=null&&f.paused||!this.startFragRequested?0:l;d=lt(r,n,e,y)}else d=n[n.length-1];if(d){const g=d.sn-s.startSN,y=this.fragmentTracker.getState(d);if((y===ue.OK||y===ue.PARTIAL&&d.gap)&&(r=d),r&&d.sn===r.sn&&(!u||h[0].fragment.sn>d.sn||!s.live)&&d.level===r.level){const E=n[g+1];d.sn<o&&this.fragmentTracker.getState(E)!==ue.OK?d=E:d=null}}return d}alignPlaylists(e,t,s){const i=e.fragments.length;if(!i)return this.warn("No fragments in live playlist"),0;const r=e.fragmentStart,n=!t,o=e.alignedSliding&&M(r);if(n||!o&&!r){xl(s,e);const c=e.fragmentStart;return this.log(`Live playlist sliding: ${c.toFixed(2)} start-sn: ${t?t.startSN:"na"}->${e.startSN} fragments: ${i}`),c}return r}waitForCdnTuneIn(e){return e.live&&e.canBlockReload&&e.partTarget&&e.tuneInGoal>Math.max(e.partHoldBack,e.partTarget*3)}setStartPosition(e,t){let s=this.startPosition;s<t&&(s=-1);const i=this.timelineOffset;if(s===-1){const r=this.startTimeOffset!==null,n=r?this.startTimeOffset:e.startTimeOffset;n!==null&&M(n)?(s=t+n,n<0&&(s+=e.edge),s=Math.min(Math.max(t,s),t+e.totalduration),this.log(`Setting startPosition to ${s} for start time offset ${n} found in ${r?"multivariant":"media"} playlist`),this.startPosition=s):e.live?(s=this.hls.liveSyncPosition||t,this.log(`Setting startPosition to -1 to start at live edge ${s}`),this.startPosition=-1):(this.log("setting startPosition to 0 by default"),this.startPosition=s=0),this.lastCurrentTime=s+i}this.nextLoadPosition=s+i}getLoadPosition(){var e;const{media:t}=this;let s=0;return(e=this.hls)!=null&&e.hasEnoughToStart&&t?s=t.currentTime:this.nextLoadPosition>=0&&(s=this.nextLoadPosition),s}handleFragLoadAborted(e,t){this.transmuxer&&e.type===this.playlistType&&ce(e)&&e.stats.aborted&&(this.log(`Fragment ${e.sn}${t?" part "+t.index:""} of ${this.playlistLabel()} ${e.level} was aborted`),this.resetFragmentLoading(e))}resetFragmentLoading(e){(!this.fragCurrent||!this.fragContextChanged(e)&&this.state!==C.FRAG_LOADING_WAITING_RETRY)&&(this.state=C.IDLE)}onFragmentOrKeyLoadError(e,t){var s;if(t.chunkMeta&&!t.frag){const E=this.getCurrentContext(t.chunkMeta);E&&(t.frag=E.frag)}const i=t.frag;if(!i||i.type!==e||!this.levels)return;if(this.fragContextChanged(i)){var r;this.warn(`Frag load error must match current frag to retry ${i.url} > ${(r=this.fragCurrent)==null?void 0:r.url}`);return}const n=t.details===R.FRAG_GAP;n&&this.fragmentTracker.fragBuffered(i,!0);const o=t.errorAction;if(!o){this.state=C.ERROR;return}const{action:c,flags:l,retryCount:h=0,retryConfig:u}=o,d=!!u,f=d&&c===ge.RetryRequest,g=d&&!o.resolved&&l===Ae.MoveAllAlternatesMatchingHost,y=(s=this.hls.latestLevelDetails)==null?void 0:s.live;if(!f&&g&&ce(i)&&!i.endList&&y&&!Rn(t))this.resetFragmentErrors(e),this.treatAsGap(i),o.resolved=!0;else if((f||g)&&h<u.maxNumRetry){var p;const E=Zs((p=t.response)==null?void 0:p.code),T=Ei(u,h);if(this.resetStartWhenNotLoaded(),this.retryDate=self.performance.now()+T,this.state=C.FRAG_LOADING_WAITING_RETRY,o.resolved=!0,E){this.log("Waiting for connection (offline)"),this.retryDate=1/0,t.reason="offline";return}this.warn(`Fragment ${i.sn} of ${e} ${i.level} errored with ${t.details}, retrying loading ${h+1}/${u.maxNumRetry} in ${T}ms`)}else if(u)if(this.resetFragmentErrors(e),h<u.maxNumRetry)!n&&c!==ge.RemoveAlternatePermanently&&(o.resolved=!0);else{this.warn(`${t.details} reached or exceeded max retry (${h})`);return}else c===ge.SendAlternateToPenaltyBox?this.state=C.WAITING_LEVEL:this.state=C.ERROR;this.tickImmediate()}checkRetryDate(){const e=self.performance.now(),t=this.retryDate,s=t===1/0;(!t||e>=t||s&&!Zs(0))&&(s&&this.log("Connection restored (online)"),this.resetStartWhenNotLoaded(),this.state=C.IDLE)}reduceLengthAndFlushBuffer(e){if(this.state===C.PARSING||this.state===C.PARSED){const t=e.frag,s=e.parent,i=this.getFwdBufferInfo(this.mediaBuffer,s),r=i&&i.len>.5;r&&this.reduceMaxBufferLength(i.len,(t==null?void 0:t.duration)||10);const n=!r;return n&&this.warn(`Buffer full error while media.currentTime (${this.getLoadPosition()}) is not buffered, flush ${s} buffer`),t&&(this.fragmentTracker.removeFragment(t),this.nextLoadPosition=t.start),this.resetLoadingState(),n}return!1}resetFragmentErrors(e){e===B.AUDIO&&(this.fragCurrent=null),this.hls.hasEnoughToStart||(this.startFragRequested=!1),this.state!==C.STOPPED&&(this.state=C.IDLE)}afterBufferFlushed(e,t,s){if(!e)return;const i=q.getBuffered(e);this.fragmentTracker.detectEvictedFragments(t,i,s),this.state===C.ENDED&&this.resetLoadingState()}resetLoadingState(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state!==C.STOPPED&&(this.state=C.IDLE)}resetStartWhenNotLoaded(){if(!this.hls.hasEnoughToStart){this.startFragRequested=!1;const e=this.levelLastLoaded,t=e?e.details:null;t!=null&&t.live?(this.log("resetting startPosition for live start"),this.startPosition=-1,this.setStartPosition(t,t.fragmentStart),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}}resetWhenMissingContext(e){this.log(`Loading context changed while buffering sn ${e.sn} of ${this.playlistLabel()} ${e.level===-1?"<removed>":e.level}. This chunk will not be buffered.`),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(),this.resetLoadingState()}removeUnbufferedFrags(e=0){this.fragmentTracker.removeFragmentsInRange(e,1/0,this.playlistType,!1,!0)}updateLevelTiming(e,t,s,i){const r=s.details;if(!r){this.warn("level.details undefined");return}if(!Object.keys(e.elementaryStreams).reduce((c,l)=>{const h=e.elementaryStreams[l];if(h){const u=h.endPTS-h.startPTS;if(u<=0)return this.warn(`Could not parse fragment ${e.sn} ${l} duration reliably (${u})`),c||!1;const d=i?0:Fn(r,e,h.startPTS,h.endPTS,h.startDTS,h.endDTS,this);return this.hls.trigger(m.LEVEL_PTS_UPDATED,{details:r,level:s,drift:d,type:l,frag:e,start:h.startPTS,end:h.endPTS}),!0}return c},!1)){var o;const c=((o=this.transmuxer)==null?void 0:o.error)===null;if((s.fragmentError===0||c&&(s.fragmentError<2||e.endList))&&this.treatAsGap(e,s),c){const l=new Error(`Found no media in fragment ${e.sn} of ${this.playlistLabel()} ${e.level} resetting transmuxer to fallback to playlist timing`);if(this.warn(l.message),this.hls.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.FRAG_PARSING_ERROR,fatal:!1,error:l,frag:e,reason:`Found no media in msn ${e.sn} of ${this.playlistLabel()} "${s.url}"`}),!this.hls)return;this.resetTransmuxer()}}this.state=C.PARSED,this.log(`Parsed ${e.type} sn: ${e.sn}${t?" part: "+t.index:""} of ${this.fragInfo(e,!1,t)})`),this.hls.trigger(m.FRAG_PARSED,{frag:e,part:t})}playlistLabel(){return this.playlistType===B.MAIN?"level":"track"}fragInfo(e,t=!0,s){var i,r;return`${this.playlistLabel()} ${e.level} (${s?"part":"frag"}:[${((i=t&&!s?e.startPTS:(s||e).start)!=null?i:NaN).toFixed(3)}-${((r=t&&!s?e.endPTS:(s||e).end)!=null?r:NaN).toFixed(3)}]${s&&e.type==="main"?"INDEPENDENT="+(s.independent?"YES":"NO"):""}`}treatAsGap(e,t){t&&t.fragmentError++,e.gap=!0,this.fragmentTracker.removeFragment(e),this.fragmentTracker.fragBuffered(e,!0)}resetTransmuxer(){var e;(e=this.transmuxer)==null||e.reset()}recoverWorkerError(e){e.event==="demuxerWorker"&&(this.fragmentTracker.removeAllFragments(),this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null),this.resetStartWhenNotLoaded(),this.resetLoadingState())}set state(e){const t=this._state;t!==e&&(this._state=e,this.log(`${t}->${e}`))}get state(){return this._state}}function _r(a){return!!a.interstitialsController&&a.enableInterstitialPlayback!==!1}class Vn{constructor(){this.chunks=[],this.dataLength=0}push(e){this.chunks.push(e),this.dataLength+=e.length}flush(){const{chunks:e,dataLength:t}=this;let s;if(e.length)e.length===1?s=e[0]:s=Il(e,t);else return new Uint8Array(0);return this.reset(),s}reset(){this.chunks.length=0,this.dataLength=0}}function Il(a,e){const t=new Uint8Array(e);let s=0;for(let i=0;i<a.length;i++){const r=a[i];t.set(r,s),s+=r.length}return t}var Ps={exports:{}},Dr;function Ll(){return Dr||(Dr=1,function(a){var e=Object.prototype.hasOwnProperty,t="~";function s(){}Object.create&&(s.prototype=Object.create(null),new s().__proto__||(t=!1));function i(c,l,h){this.fn=c,this.context=l,this.once=h||!1}function r(c,l,h,u,d){if(typeof h!="function")throw new TypeError("The listener must be a function");var f=new i(h,u||c,d),g=t?t+l:l;return c._events[g]?c._events[g].fn?c._events[g]=[c._events[g],f]:c._events[g].push(f):(c._events[g]=f,c._eventsCount++),c}function n(c,l){--c._eventsCount===0?c._events=new s:delete c._events[l]}function o(){this._events=new s,this._eventsCount=0}o.prototype.eventNames=function(){var l=[],h,u;if(this._eventsCount===0)return l;for(u in h=this._events)e.call(h,u)&&l.push(t?u.slice(1):u);return Object.getOwnPropertySymbols?l.concat(Object.getOwnPropertySymbols(h)):l},o.prototype.listeners=function(l){var h=t?t+l:l,u=this._events[h];if(!u)return[];if(u.fn)return[u.fn];for(var d=0,f=u.length,g=new Array(f);d<f;d++)g[d]=u[d].fn;return g},o.prototype.listenerCount=function(l){var h=t?t+l:l,u=this._events[h];return u?u.fn?1:u.length:0},o.prototype.emit=function(l,h,u,d,f,g){var y=t?t+l:l;if(!this._events[y])return!1;var p=this._events[y],E=arguments.length,T,S;if(p.fn){switch(p.once&&this.removeListener(l,p.fn,void 0,!0),E){case 1:return p.fn.call(p.context),!0;case 2:return p.fn.call(p.context,h),!0;case 3:return p.fn.call(p.context,h,u),!0;case 4:return p.fn.call(p.context,h,u,d),!0;case 5:return p.fn.call(p.context,h,u,d,f),!0;case 6:return p.fn.call(p.context,h,u,d,f,g),!0}for(S=1,T=new Array(E-1);S<E;S++)T[S-1]=arguments[S];p.fn.apply(p.context,T)}else{var v=p.length,x;for(S=0;S<v;S++)switch(p[S].once&&this.removeListener(l,p[S].fn,void 0,!0),E){case 1:p[S].fn.call(p[S].context);break;case 2:p[S].fn.call(p[S].context,h);break;case 3:p[S].fn.call(p[S].context,h,u);break;case 4:p[S].fn.call(p[S].context,h,u,d);break;default:if(!T)for(x=1,T=new Array(E-1);x<E;x++)T[x-1]=arguments[x];p[S].fn.apply(p[S].context,T)}}return!0},o.prototype.on=function(l,h,u){return 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_i{resetInitSegment(e,t,s,i){super.resetInitSegment(e,t,s,i),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:t,duration:i,inputTimeScale:9e4,dropped:0}}static probe(e){if(!e)return!1;const t=Mt(e,0);let s=(t==null?void 0:t.length)||0;if(t&&e[s]===11&&e[s+1]===119&&bi(t)!==void 0&&sa(e,s)<=16)return!1;for(let i=e.length;s<i;s++)if(ta(e,s))return se.log("MPEG Audio sync word found !"),!0;return!1}canParse(e,t){return ec(e,t)}appendFrame(e,t,s){if(this.basePTS!==null)return Zn(e,t,s,this.basePTS,this.frameIndex)}}const rc=/\/emsg[-/]ID3/i;class nc{constructor(e,t){this.remainderData=null,this.timeOffset=0,this.config=void 0,this.videoTrack=void 0,this.audioTrack=void 0,this.id3Track=void 0,this.txtTrack=void 0,this.config=t}resetTimeStamp(){}resetInitSegment(e,t,s,i){const r=this.videoTrack=Be("video",1),n=this.audioTrack=Be("audio",1),o=this.txtTrack=Be("text",1);if(this.id3Track=Be("id3",1),this.timeOffset=0,!(e!=null&&e.byteLength))return;const c=fn(e);if(c.video){const{id:l,timescale:h,codec:u,supplemental:d}=c.video;r.id=l,r.timescale=o.timescale=h,r.codec=u,r.supplemental=d}if(c.audio){const{id:l,timescale:h,codec:u}=c.audio;n.id=l,n.timescale=h,n.codec=u}o.id=hn.text,r.sampleDuration=0,r.duration=n.duration=i}resetContiguity(){this.remainderData=null}static probe(e){return to(e)}demux(e,t){this.timeOffset=t;let s=e;const i=this.videoTrack,r=this.txtTrack;if(this.config.progressive){this.remainderData&&(s=De(this.remainderData,e));const o=lo(s);this.remainderData=o.remainder,i.samples=o.valid||new Uint8Array}else i.samples=s;const n=this.extractID3Track(i,t);return r.samples=qi(t,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:n,textTrack:this.txtTrack}}flush(){const e=this.timeOffset,t=this.videoTrack,s=this.txtTrack;t.samples=this.remainderData||new Uint8Array,this.remainderData=null;const i=this.extractID3Track(t,this.timeOffset);return s.samples=qi(e,t),{videoTrack:t,audioTrack:Be(),id3Track:i,textTrack:Be()}}extractID3Track(e,t){const s=this.id3Track;if(e.samples.length){const i=z(e.samples,["emsg"]);i&&i.forEach(r=>{const n=ho(r);if(rc.test(n.schemeIdUri)){const o=Cr(n,t);let c=n.eventDuration===4294967295?Number.POSITIVE_INFINITY:n.eventDuration/n.timeScale;c<=.001&&(c=Number.POSITIVE_INFINITY);const l=n.payload;s.samples.push({data:l,len:l.byteLength,dts:o,pts:o,type:Le.emsg,duration:c})}else if(this.config.enableEmsgKLVMetadata&&n.schemeIdUri.startsWith("urn:misb:KLV:bin:1910.1")){const o=Cr(n,t);s.samples.push({data:n.payload,len:n.payload.byteLength,dts:o,pts:o,type:Le.misbklv,duration:Number.POSITIVE_INFINITY})}})}return s}demuxSampleAes(e,t,s){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))}destroy(){this.config=null,this.remainderData=null,this.videoTrack=this.audioTrack=this.id3Track=this.txtTrack=void 0}}function Cr(a,e){return M(a.presentationTime)?a.presentationTime/a.timeScale:e+a.presentationTimeDelta/a.timeScale}class ac{constructor(e,t,s){this.keyData=void 0,this.decrypter=void 0,this.keyData=s,this.decrypter=new Ti(t,{removePKCS7Padding:!1})}decryptBuffer(e){return this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer,et.cbc)}decryptAacSample(e,t,s){const i=e[t].unit;if(i.length<=16)return;const r=i.subarray(16,i.length-i.length%16),n=r.buffer.slice(r.byteOffset,r.byteOffset+r.length);this.decryptBuffer(n).then(o=>{const c=new Uint8Array(o);i.set(c,16),this.decrypter.isSync()||this.decryptAacSamples(e,t+1,s)}).catch(s)}decryptAacSamples(e,t,s){for(;;t++){if(t>=e.length){s();return}if(!(e[t].unit.length<32)&&(this.decryptAacSample(e,t,s),!this.decrypter.isSync()))return}}getAvcEncryptedData(e){const t=Math.floor((e.length-48)/160)*16+16,s=new Int8Array(t);let i=0;for(let r=32;r<e.length-16;r+=160,i+=16)s.set(e.subarray(r,r+16),i);return s}getAvcDecryptedUnit(e,t){const s=new Uint8Array(t);let i=0;for(let r=32;r<e.length-16;r+=160,i+=16)e.set(s.subarray(i,i+16),r);return e}decryptAvcSample(e,t,s,i,r){const n=pn(r.data),o=this.getAvcEncryptedData(n);this.decryptBuffer(o.buffer).then(c=>{r.data=this.getAvcDecryptedUnit(n,c),this.decrypter.isSync()||this.decryptAvcSamples(e,t,s+1,i)}).catch(i)}decryptAvcSamples(e,t,s,i){if(e instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;t++,s=0){if(t>=e.length){i();return}const r=e[t].units;for(;!(s>=r.length);s++){const n=r[s];if(!(n.data.length<=48||n.type!==1&&n.type!==5)&&(this.decryptAvcSample(e,t,s,i,n),!this.decrypter.isSync()))return}}}}class ra{constructor(){this.VideoSample=null}createVideoSample(e,t,s){return{key:e,frame:!1,pts:t,dts:s,units:[],length:0}}getLastNalUnit(e){var t;let s=this.VideoSample,i;if((!s||s.units.length===0)&&(s=e[e.length-1]),(t=s)!=null&&t.units){const r=s.units;i=r[r.length-1]}return i}pushAccessUnit(e,t){if(e.units.length&&e.frame){if(e.pts===void 0){const s=t.samples,i=s.length;if(i){const r=s[i-1];e.pts=r.pts,e.dts=r.dts}else{t.dropped++;return}}t.samples.push(e)}}parseNALu(e,t,s){const i=t.byteLength;let r=e.naluState||0;const n=r,o=[];let c=0,l,h,u,d=-1,f=0;for(r===-1&&(d=0,f=this.getNALuType(t,0),r=0,c=1);c<i;){if(l=t[c++],!r){r=l?0:1;continue}if(r===1){r=l?0:2;continue}if(!l)r=3;else if(l===1){if(h=c-r-1,d>=0){const g={data:t.subarray(d,h),type:f};o.push(g)}else{const g=this.getLastNalUnit(e.samples);g&&(n&&c<=4-n&&g.state&&(g.data=g.data.subarray(0,g.data.byteLength-n)),h>0&&(g.data=De(g.data,t.subarray(0,h)),g.state=0))}c<i?(u=this.getNALuType(t,c),d=c,f=u,r=0):r=-1}else r=0}if(d>=0&&r>=0){const g={data:t.subarray(d,i),type:f,state:r};o.push(g)}if(o.length===0){const g=this.getLastNalUnit(e.samples);g&&(g.data=De(g.data,t))}return e.naluState=r,o}}class Ct{constructor(e){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}loadWord(){const e=this.data,t=this.bytesAvailable,s=e.byteLength-t,i=new Uint8Array(4),r=Math.min(4,t);if(r===0)throw new Error("no bytes available");i.set(e.subarray(s,s+r)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=r*8,this.bytesAvailable-=r}skipBits(e){let t;e=Math.min(e,this.bytesAvailable*8+this.bitsAvailable),this.bitsAvailable>e?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,t=e>>3,e-=t<<3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)}readBits(e){let t=Math.min(this.bitsAvailable,e);const s=this.word>>>32-t;if(e>32&&se.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0)this.word<<=t;else if(this.bytesAvailable>0)this.loadWord();else throw new Error("no bits available");return t=e-t,t>0&&this.bitsAvailable?s<<t|this.readBits(t):s}skipLZ(){let e;for(e=0;e<this.bitsAvailable;++e)if(this.word&2147483648>>>e)return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()}skipUEG(){this.skipBits(1+this.skipLZ())}skipEG(){this.skipBits(1+this.skipLZ())}readUEG(){const e=this.skipLZ();return this.readBits(e+1)-1}readEG(){const e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)}readBoolean(){return this.readBits(1)===1}readUByte(){return this.readBits(8)}readUShort(){return this.readBits(16)}readUInt(){return this.readBits(32)}}class oc extends ra{parsePES(e,t,s,i){const r=this.parseNALu(e,s.data,i);let n=this.VideoSample,o,c=!1;s.data=null,n&&r.length&&!e.audFound&&(this.pushAccessUnit(n,e),n=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts)),r.forEach(l=>{var h,u;switch(l.type){case 1:{let y=!1;o=!0;const p=l.data;if(c&&p.length>4){const E=this.readSliceType(p);(E===2||E===4||E===7||E===9)&&(y=!0)}if(y){var d;(d=n)!=null&&d.frame&&!n.key&&(this.pushAccessUnit(n,e),n=this.VideoSample=null)}n||(n=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),n.frame=!0,n.key=y;break}case 5:o=!0,(h=n)!=null&&h.frame&&!n.key&&(this.pushAccessUnit(n,e),n=this.VideoSample=null),n||(n=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),n.key=!0,n.frame=!0;break;case 6:{o=!0,mi(l.data,1,s.pts,t.samples);break}case 7:{var f,g;o=!0,c=!0;const y=l.data,p=this.readSPS(y);if(!e.sps||e.width!==p.width||e.height!==p.height||((f=e.pixelRatio)==null?void 0:f[0])!==p.pixelRatio[0]||((g=e.pixelRatio)==null?void 0:g[1])!==p.pixelRatio[1]){e.width=p.width,e.height=p.height,e.pixelRatio=p.pixelRatio,e.sps=[y];const E=y.subarray(1,4);let T="avc1.";for(let S=0;S<3;S++){let v=E[S].toString(16);v.length<2&&(v="0"+v),T+=v}e.codec=T}break}case 8:o=!0,e.pps=[l.data];break;case 9:o=!0,e.audFound=!0,(u=n)!=null&&u.frame&&(this.pushAccessUnit(n,e),n=null),n||(n=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts));break;case 12:o=!0;break;default:o=!1;break}n&&o&&n.units.push(l)}),i&&n&&(this.pushAccessUnit(n,e),this.VideoSample=null)}getNALuType(e,t){return e[t]&31}readSliceType(e){const t=new Ct(e);return t.readUByte(),t.readUEG(),t.readUEG()}skipScalingList(e,t){let s=8,i=8,r;for(let n=0;n<e;n++)i!==0&&(r=t.readEG(),i=(s+r+256)%256),s=i===0?s:i}readSPS(e){const t=new Ct(e);let s=0,i=0,r=0,n=0,o,c,l;const h=t.readUByte.bind(t),u=t.readBits.bind(t),d=t.readUEG.bind(t),f=t.readBoolean.bind(t),g=t.skipBits.bind(t),y=t.skipEG.bind(t),p=t.skipUEG.bind(t),E=this.skipScalingList.bind(this);h();const T=h();if(u(5),g(3),h(),p(),T===100||T===110||T===122||T===244||T===44||T===83||T===86||T===118||T===128){const _=d();if(_===3&&g(1),p(),p(),g(1),f())for(c=_!==3?8:12,l=0;l<c;l++)f()&&(l<6?E(16,t):E(64,t))}p();const S=d();if(S===0)d();else if(S===1)for(g(1),y(),y(),o=d(),l=0;l<o;l++)y();p(),g(1);const v=d(),x=d(),D=u(1);D===0&&g(1),g(1),f()&&(s=d(),i=d(),r=d(),n=d());let A=[1,1];if(f()&&f())switch(h()){case 1:A=[1,1];break;case 2:A=[12,11];break;case 3:A=[10,11];break;case 4:A=[16,11];break;case 5:A=[40,33];break;case 6:A=[24,11];break;case 7:A=[20,11];break;case 8:A=[32,11];break;case 9:A=[80,33];break;case 10:A=[18,11];break;case 11:A=[15,11];break;case 12:A=[64,33];break;case 13:A=[160,99];break;case 14:A=[4,3];break;case 15:A=[3,2];break;case 16:A=[2,1];break;case 255:{A=[h()<<8|h(),h()<<8|h()];break}}return{width:Math.ceil((v+1)*16-s*2-i*2),height:(2-D)*(x+1)*16-(D?2:4)*(r+n),pixelRatio:A}}}class lc extends ra{constructor(...e){super(...e),this.initVPS=null}parsePES(e,t,s,i){const r=this.parseNALu(e,s.data,i);let n=this.VideoSample,o,c=!1;s.data=null,n&&r.length&&!e.audFound&&(this.pushAccessUnit(n,e),n=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts)),r.forEach(l=>{var h,u;switch(l.type){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:case 8:case 9:n||(n=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts)),n.frame=!0,o=!0;break;case 16:case 17:case 18:case 21:if(o=!0,c){var d;(d=n)!=null&&d.frame&&!n.key&&(this.pushAccessUnit(n,e),n=this.VideoSample=null)}n||(n=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),n.key=!0,n.frame=!0;break;case 19:case 20:o=!0,(h=n)!=null&&h.frame&&!n.key&&(this.pushAccessUnit(n,e),n=this.VideoSample=null),n||(n=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),n.key=!0,n.frame=!0;break;case 39:o=!0,mi(l.data,2,s.pts,t.samples);break;case 32:o=!0,e.vps||(typeof e.params!="object"&&(e.params={}),e.params=ie(e.params,this.readVPS(l.data)),this.initVPS=l.data),e.vps=[l.data];break;case 33:if(o=!0,c=!0,e.vps!==void 0&&e.vps[0]!==this.initVPS&&e.sps!==void 0&&!this.matchSPS(e.sps[0],l.data)&&(this.initVPS=e.vps[0],e.sps=e.pps=void 0),!e.sps){const f=this.readSPS(l.data);e.width=f.width,e.height=f.height,e.pixelRatio=f.pixelRatio,e.codec=f.codecString,e.sps=[],typeof e.params!="object"&&(e.params={});for(const g in f.params)e.params[g]=f.params[g]}this.pushParameterSet(e.sps,l.data,e.vps),n||(n=this.VideoSample=this.createVideoSample(!0,s.pts,s.dts)),n.key=!0;break;case 34:if(o=!0,typeof e.params=="object"){if(!e.pps){e.pps=[];const f=this.readPPS(l.data);for(const g in f)e.params[g]=f[g]}this.pushParameterSet(e.pps,l.data,e.vps)}break;case 35:o=!0,e.audFound=!0,(u=n)!=null&&u.frame&&(this.pushAccessUnit(n,e),n=null),n||(n=this.VideoSample=this.createVideoSample(!1,s.pts,s.dts));break;default:o=!1;break}n&&o&&n.units.push(l)}),i&&n&&(this.pushAccessUnit(n,e),this.VideoSample=null)}pushParameterSet(e,t,s){(s&&s[0]===this.initVPS||!s&&!e.length)&&e.push(t)}getNALuType(e,t){return(e[t]&126)>>>1}ebsp2rbsp(e){const t=new Uint8Array(e.byteLength);let s=0;for(let i=0;i<e.byteLength;i++)i>=2&&e[i]===3&&e[i-1]===0&&e[i-2]===0||(t[s]=e[i],s++);return new Uint8Array(t.buffer,0,s)}pushAccessUnit(e,t){super.pushAccessUnit(e,t),this.initVPS&&(this.initVPS=null)}readVPS(e){const t=new Ct(e);t.readUByte(),t.readUByte(),t.readBits(4),t.skipBits(2),t.readBits(6);const s=t.readBits(3),i=t.readBoolean();return{numTemporalLayers:s+1,temporalIdNested:i}}readSPS(e){const t=new Ct(this.ebsp2rbsp(e));t.readUByte(),t.readUByte(),t.readBits(4);const s=t.readBits(3);t.readBoolean();const i=t.readBits(2),r=t.readBoolean(),n=t.readBits(5),o=t.readUByte(),c=t.readUByte(),l=t.readUByte(),h=t.readUByte(),u=t.readUByte(),d=t.readUByte(),f=t.readUByte(),g=t.readUByte(),y=t.readUByte(),p=t.readUByte(),E=t.readUByte(),T=[],S=[];for(let J=0;J<s;J++)T.push(t.readBoolean()),S.push(t.readBoolean());if(s>0)for(let J=s;J<8;J++)t.readBits(2);for(let J=0;J<s;J++)T[J]&&(t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte()),S[J]&&t.readUByte();t.readUEG();const v=t.readUEG();v==3&&t.skipBits(1);const x=t.readUEG(),D=t.readUEG(),A=t.readBoolean();let _=0,b=0,I=0,P=0;A&&(_+=t.readUEG(),b+=t.readUEG(),I+=t.readUEG(),P+=t.readUEG());const F=t.readUEG(),U=t.readUEG(),H=t.readUEG(),$=t.readBoolean();for(let J=$?0:s;J<=s;J++)t.skipUEG(),t.skipUEG(),t.skipUEG();if(t.skipUEG(),t.skipUEG(),t.skipUEG(),t.skipUEG(),t.skipUEG(),t.skipUEG(),t.readBoolean()&&t.readBoolean())for(let Ee=0;Ee<4;Ee++)for(let _e=0;_e<(Ee===3?2:6);_e++)if(!t.readBoolean())t.readUEG();else{const Pe=Math.min(64,1<<4+(Ee<<1));Ee>1&&t.readEG();for(let ct=0;ct<Pe;ct++)t.readEG()}t.readBoolean(),t.readBoolean(),t.readBoolean()&&(t.readUByte(),t.skipUEG(),t.skipUEG(),t.readBoolean());const N=t.readUEG();let K=0;for(let J=0;J<N;J++){let Ee=!1;if(J!==0&&(Ee=t.readBoolean()),Ee){J===N&&t.readUEG(),t.readBoolean(),t.readUEG();let _e=0;for(let st=0;st<=K;st++){const Pe=t.readBoolean();let ct=!1;Pe||(ct=t.readBoolean()),(Pe||ct)&&_e++}K=_e}else{const _e=t.readUEG(),st=t.readUEG();K=_e+st;for(let Pe=0;Pe<_e;Pe++)t.readUEG(),t.readBoolean();for(let Pe=0;Pe<st;Pe++)t.readUEG(),t.readBoolean()}}if(t.readBoolean()){const J=t.readUEG();for(let Ee=0;Ee<J;Ee++){for(let _e=0;_e<H+4;_e++)t.readBits(1);t.readBits(1)}}let w=0,O=1,j=1,ee=!0,X=1,Z=0;t.readBoolean(),t.readBoolean();let ye=!1;if(t.readBoolean()){if(t.readBoolean()){const it=t.readUByte(),Ni=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2],Ut=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1];it>0&&it<16?(O=Ni[it-1],j=Ut[it-1]):it===255&&(O=t.readBits(16),j=t.readBits(16))}if(t.readBoolean()&&t.readBoolean(),t.readBoolean()&&(t.readBits(3),t.readBoolean(),t.readBoolean()&&(t.readUByte(),t.readUByte(),t.readUByte())),t.readBoolean()&&(t.readUEG(),t.readUEG()),t.readBoolean(),t.readBoolean(),t.readBoolean(),ye=t.readBoolean(),ye&&(t.skipUEG(),t.skipUEG(),t.skipUEG(),t.skipUEG()),t.readBoolean()&&(X=t.readBits(32),Z=t.readBits(32),t.readBoolean()&&t.readUEG(),t.readBoolean())){const Ut=t.readBoolean(),Bi=t.readBoolean();let It=!1;(Ut||Bi)&&(It=t.readBoolean(),It&&(t.readUByte(),t.readBits(5),t.readBoolean(),t.readBits(5)),t.readBits(4),t.readBits(4),It&&t.readBits(4),t.readBits(5),t.readBits(5),t.readBits(5));for(let Ui=0;Ui<=s;Ui++){ee=t.readBoolean();const Ba=ee||t.readBoolean();let $i=!1;Ba?t.readEG():$i=t.readBoolean();const Gi=$i?1:t.readUEG()+1;if(Ut)for(let Lt=0;Lt<Gi;Lt++)t.readUEG(),t.readUEG(),It&&(t.readUEG(),t.readUEG()),t.skipBits(1);if(Bi)for(let Lt=0;Lt<Gi;Lt++)t.readUEG(),t.readUEG(),It&&(t.readUEG(),t.readUEG()),t.skipBits(1)}}t.readBoolean()&&(t.readBoolean(),t.readBoolean(),t.readBoolean(),w=t.readUEG())}let be=x,Oe=D;if(A){let J=1,Ee=1;v===1?J=Ee=2:v==2&&(J=2),be=x-J*b-J*_,Oe=D-Ee*P-Ee*I}const tt=i?["A","B","C"][i]:"",Na=o<<24|c<<16|l<<8|h;let xs=0;for(let J=0;J<32;J++)xs=(xs|(Na>>J&1)<<31-J)>>>0;let As=xs.toString(16);return n===1&&As==="2"&&(As="6"),{codecString:`hvc1.${tt}${n}.${As}.${r?"H":"L"}${E}.B0`,params:{general_tier_flag:r,general_profile_idc:n,general_profile_space:i,general_profile_compatibility_flags:[o,c,l,h],general_constraint_indicator_flags:[u,d,f,g,y,p],general_level_idc:E,bit_depth:F+8,bit_depth_luma_minus8:F,bit_depth_chroma_minus8:U,min_spatial_segmentation_idc:w,chroma_format_idc:v,frame_rate:{fixed:ee,fps:Z/X}},width:be,height:Oe,pixelRatio:[O,j]}}readPPS(e){const t=new Ct(this.ebsp2rbsp(e));t.readUByte(),t.readUByte(),t.skipUEG(),t.skipUEG(),t.skipBits(2),t.skipBits(3),t.skipBits(2),t.skipUEG(),t.skipUEG(),t.skipEG(),t.skipBits(2),t.readBoolean()&&t.skipUEG(),t.skipEG(),t.skipEG(),t.skipBits(4);const i=t.readBoolean(),r=t.readBoolean();let n=1;return r&&i?n=0:r?n=3:i&&(n=2),{parallelismType:n}}matchSPS(e,t){return String.fromCharCode.apply(null,e).substr(3)===String.fromCharCode.apply(null,t).substr(3)}}const de=188;class Qe{constructor(e,t,s,i){this.logger=void 0,this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._pmtId=-1,this._videoTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.observer=e,this.config=t,this.typeSupported=s,this.logger=i,this.videoParser=null}static probe(e,t){const s=Qe.syncOffset(e);return s>0&&t.warn(`MPEG2-TS detected but first sync word found @ offset ${s}`),s!==-1}static syncOffset(e){const t=e.length;let s=Math.min(de*5,t-de)+1,i=0;for(;i<s;){let r=!1,n=-1,o=0;for(let c=i;c<t;c+=de)if(e[c]===71&&(t-c===de||e[c+de]===71)){if(o++,n===-1&&(n=c,n!==0&&(s=Math.min(n+de*99,e.length-de)+1)),r||(r=ii(e,c)===0),r&&o>1&&(n===0&&o>2||c+de>s))return n}else{if(o)return-1;break}i++}return-1}static createTrack(e,t){return{container:e==="video"||e==="audio"?"video/mp2t":void 0,type:e,id:hn[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:e==="audio"?t:void 0}}resetInitSegment(e,t,s,i){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=Qe.createTrack("video"),this._videoTrack.duration=i,this._audioTrack=Qe.createTrack("audio",i),this._id3Track=Qe.createTrack("id3"),this._txtTrack=Qe.createTrack("text"),this._audioTrack.segmentCodec="aac",this.videoParser=null,this.aacOverFlow=null,this.remainderData=null,this.audioCodec=t,this.videoCodec=s}resetTimeStamp(){}resetContiguity(){const{_audioTrack:e,_videoTrack:t,_id3Track:s}=this;e&&(e.pesData=null),t&&(t.pesData=null),s&&(s.pesData=null),this.aacOverFlow=null,this.remainderData=null}demux(e,t,s=!1,i=!1){s||(this.sampleAes=null);let r;const n=this._videoTrack,o=this._audioTrack,c=this._id3Track,l=this._txtTrack;let h=n.pid,u=n.pesData,d=o.pid,f=c.pid,g=o.pesData,y=c.pesData,p=null,E=this.pmtParsed,T=this._pmtId,S=e.length;if(this.remainderData&&(e=De(this.remainderData,e),S=e.length,this.remainderData=null),S<de&&!i)return this.remainderData=e,{audioTrack:o,videoTrack:n,id3Track:c,textTrack:l};const v=Math.max(0,Qe.syncOffset(e));S-=(S-v)%de,S<e.byteLength&&!i&&(this.remainderData=new Uint8Array(e.buffer,S,e.buffer.byteLength-S));let x=0;for(let A=v;A<S;A+=de)if(e[A]===71){const _=!!(e[A+1]&64),b=ii(e,A),I=(e[A+3]&48)>>4;let P;if(I>1){if(P=A+5+e[A+4],P===A+de)continue}else P=A+4;switch(b){case h:_&&(u&&(r=ft(u,this.logger))&&(this.readyVideoParser(n.segmentCodec),this.videoParser!==null&&this.videoParser.parsePES(n,l,r,!1)),u={data:[],size:0}),u&&(u.data.push(e.subarray(P,A+de)),u.size+=A+de-P);break;case d:if(_){if(g&&(r=ft(g,this.logger)))switch(o.segmentCodec){case"aac":this.parseAACPES(o,r);break;case"mp3":this.parseMPEGPES(o,r);break;case"ac3":this.parseAC3PES(o,r);break}g={data:[],size:0}}g&&(g.data.push(e.subarray(P,A+de)),g.size+=A+de-P);break;case f:_&&(y&&(r=ft(y,this.logger))&&this.parseID3PES(c,r),y={data:[],size:0}),y&&(y.data.push(e.subarray(P,A+de)),y.size+=A+de-P);break;case 0:_&&(P+=e[P]+1),T=this._pmtId=cc(e,P);break;case T:{_&&(P+=e[P]+1);const F=hc(e,P,this.typeSupported,s,this.observer,this.logger);h=F.videoPid,h>0&&(n.pid=h,n.segmentCodec=F.segmentVideoCodec),d=F.audioPid,d>0&&(o.pid=d,o.segmentCodec=F.segmentAudioCodec),f=F.id3Pid,f>0&&(c.pid=f),p!==null&&!E&&(this.logger.warn(`MPEG-TS PMT found at ${A} after unknown PID '${p}'. Backtracking to sync byte @${v} to parse all TS packets.`),p=null,A=v-188),E=this.pmtParsed=!0;break}case 17:case 8191:break;default:p=b;break}}else x++;x>0&&ri(this.observer,new Error(`Found ${x} TS packet/s that do not start with 0x47`),void 0,this.logger),n.pesData=u,o.pesData=g,c.pesData=y;const D={audioTrack:o,videoTrack:n,id3Track:c,textTrack:l};return i&&this.extractRemainingSamples(D),D}flush(){const{remainderData:e}=this;this.remainderData=null;let t;return e?t=this.demux(e,-1,!1,!0):t={videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t}extractRemainingSamples(e){const{audioTrack:t,videoTrack:s,id3Track:i,textTrack:r}=e,n=s.pesData,o=t.pesData,c=i.pesData;let l;if(n&&(l=ft(n,this.logger))?(this.readyVideoParser(s.segmentCodec),this.videoParser!==null&&(this.videoParser.parsePES(s,r,l,!0),s.pesData=null)):s.pesData=n,o&&(l=ft(o,this.logger))){switch(t.segmentCodec){case"aac":this.parseAACPES(t,l);break;case"mp3":this.parseMPEGPES(t,l);break;case"ac3":this.parseAC3PES(t,l);break}t.pesData=null}else o!=null&&o.size&&this.logger.log("last AAC PES packet truncated,might overlap between fragments"),t.pesData=o;c&&(l=ft(c,this.logger))?(this.parseID3PES(i,l),i.pesData=null):i.pesData=c}demuxSampleAes(e,t,s){const i=this.demux(e,s,!0,!this.config.progressive),r=this.sampleAes=new ac(this.observer,this.config,t);return this.decrypt(i,r)}readyVideoParser(e){this.videoParser===null&&(e==="avc"?this.videoParser=new oc:e==="hevc"&&(this.videoParser=new lc))}decrypt(e,t){return new Promise(s=>{const{audioTrack:i,videoTrack:r}=e;i.samples&&i.segmentCodec==="aac"?t.decryptAacSamples(i.samples,0,()=>{r.samples?t.decryptAvcSamples(r.samples,0,0,()=>{s(e)}):s(e)}):r.samples&&t.decryptAvcSamples(r.samples,0,0,()=>{s(e)})})}destroy(){this.observer&&this.observer.removeAllListeners(),this.config=this.logger=this.observer=null,this.aacOverFlow=this.videoParser=this.remainderData=this.sampleAes=null,this._videoTrack=this._audioTrack=this._id3Track=this._txtTrack=void 0}parseAACPES(e,t){let s=0;const i=this.aacOverFlow;let r=t.data;if(i){this.aacOverFlow=null;const u=i.missing,d=i.sample.unit.byteLength;if(u===-1)r=De(i.sample.unit,r);else{const f=d-u;i.sample.unit.set(r.subarray(0,u),f),e.samples.push(i.sample),s=i.missing}}let n,o;for(n=s,o=r.length;n<o-1&&!ys(r,n);n++);if(n!==s){let u;const d=n<o-1;if(d?u=`AAC PES did not start with ADTS header,offset:${n}`:u="No ADTS header found in AAC PES",ri(this.observer,new Error(u),d,this.logger),!d)return}qn(e,this.observer,r,n,this.audioCodec);let c;if(t.pts!==void 0)c=t.pts;else if(i){const u=jn(e.samplerate);c=i.sample.pts+u}else{this.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}let l=0,h;for(;n<o;)if(h=Xn(e,r,n,c,l),n+=h.length,h.missing){this.aacOverFlow=h;break}else for(l++;n<o-1&&!ys(r,n);n++);}parseMPEGPES(e,t){const s=t.data,i=s.length;let r=0,n=0;const o=t.pts;if(o===void 0){this.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;n<i;)if(ea(s,n)){const c=Zn(e,s,n,o,r);if(c)n+=c.length,r++;else break}else n++}parseAC3PES(e,t){{const s=t.data,i=t.pts;if(i===void 0){this.logger.warn("[tsdemuxer]: AC3 PES unknown PTS");return}const r=s.length;let n=0,o=0,c;for(;o<r&&(c=ia(e,s,o,i,n++))>0;)o+=c}}parseID3PES(e,t){if(t.pts===void 0){this.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}const s=ie({},t,{type:this._videoTrack?Le.emsg:Le.audioId3,duration:Number.POSITIVE_INFINITY});e.samples.push(s)}}function ii(a,e){return((a[e+1]&31)<<8)+a[e+2]}function cc(a,e){return(a[e+10]&31)<<8|a[e+11]}function hc(a,e,t,s,i,r){const n={audioPid:-1,videoPid:-1,id3Pid:-1,segmentVideoCodec:"avc",segmentAudioCodec:"aac"},o=(a[e+1]&15)<<8|a[e+2],c=e+3+o-4,l=(a[e+10]&15)<<8|a[e+11];for(e+=12+l;e<c;){const h=ii(a,e),u=(a[e+3]&15)<<8|a[e+4];switch(a[e]){case 207:if(!s){ws("ADTS AAC",r);break}case 15:n.audioPid===-1&&(n.audioPid=h);break;case 21:n.id3Pid===-1&&(n.id3Pid=h);break;case 219:if(!s){ws("H.264",r);break}case 27:n.videoPid===-1&&(n.videoPid=h);break;case 3:case 4:!t.mpeg&&!t.mp3?r.log("MPEG audio found, not supported in this browser"):n.audioPid===-1&&(n.audioPid=h,n.segmentAudioCodec="mp3");break;case 193:if(!s){ws("AC-3",r);break}case 129:t.ac3?n.audioPid===-1&&(n.audioPid=h,n.segmentAudioCodec="ac3"):r.log("AC-3 audio found, not supported in this browser");break;case 6:if(n.audioPid===-1&&u>0){let d=e+5,f=u;for(;f>2;){switch(a[d]){case 106:t.ac3!==!0?r.log("AC-3 audio found, not supported in this browser for now"):(n.audioPid=h,n.segmentAudioCodec="ac3");break}const y=a[d+1]+2;d+=y,f-=y}}break;case 194:case 135:return ri(i,new Error("Unsupported EC-3 in M2TS found"),void 0,r),n;case 36:n.videoPid===-1&&(n.videoPid=h,n.segmentVideoCodec="hevc",r.log("HEVC in M2TS found"));break}e+=u+5}return n}function ri(a,e,t,s){s.warn(`parsing error: ${e.message}`),a.emit(m.ERROR,m.ERROR,{type:V.MEDIA_ERROR,details:R.FRAG_PARSING_ERROR,fatal:!1,levelRetry:t,error:e,reason:e.message})}function ws(a,e){e.log(`${a} with AES-128-CBC encryption found in unencrypted stream`)}function ft(a,e){let t=0,s,i,r,n,o;const c=a.data;if(!a||a.size===0)return null;for(;c[0].length<19&&c.length>1;)c[0]=De(c[0],c[1]),c.splice(1,1);if(s=c[0],(s[0]<<16)+(s[1]<<8)+s[2]===1){if(i=(s[4]<<8)+s[5],i&&i>a.size-6)return null;const h=s[7];h&192&&(n=(s[9]&14)*536870912+(s[10]&255)*4194304+(s[11]&254)*16384+(s[12]&255)*128+(s[13]&254)/2,h&64?(o=(s[14]&14)*536870912+(s[15]&255)*4194304+(s[16]&254)*16384+(s[17]&255)*128+(s[18]&254)/2,n-o>60*9e4&&(e.warn(`${Math.round((n-o)/9e4)}s delta between PTS and DTS, align them`),n=o)):o=n),r=s[8];let u=r+9;if(a.size<=u)return null;a.size-=u;const d=new Uint8Array(a.size);for(let f=0,g=c.length;f<g;f++){s=c[f];let y=s.byteLength;if(u)if(u>y){u-=y;continue}else s=s.subarray(u),y-=u,u=0;d.set(s,t),t+=y}return i&&(i-=r+3),{data:d,pts:n,dts:o,len:i}}return null}class uc{static getSilentFrame(e,t){switch(e){case"mp4a.40.2":if(t===1)return new Uint8Array([0,200,0,128,35,128]);if(t===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(t===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(t===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(t===5)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(t===6)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224]);break;default:if(t===1)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(t===2)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(t===3)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}}}const je=Math.pow(2,32)-1;class L{static init(){L.types={avc1:[],avcC:[],hvc1:[],hvcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],dac3:[],"ac-3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};let e;for(e in L.types)L.types.hasOwnProperty(e)&&(L.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);const t=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),s=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);L.HDLR_TYPES={video:t,audio:s};const i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),r=new Uint8Array([0,0,0,0,0,0,0,0]);L.STTS=L.STSC=L.STCO=r,L.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),L.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),L.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),L.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);const n=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),c=new Uint8Array([0,0,0,1]);L.FTYP=L.box(L.types.ftyp,n,c,n,o),L.DINF=L.box(L.types.dinf,L.box(L.types.dref,i))}static box(e,...t){let s=8,i=t.length;const r=i;for(;i--;)s+=t[i].byteLength;const n=new Uint8Array(s);for(n[0]=s>>24&255,n[1]=s>>16&255,n[2]=s>>8&255,n[3]=s&255,n.set(e,4),i=0,s=8;i<r;i++)n.set(t[i],s),s+=t[i].byteLength;return n}static hdlr(e){return L.box(L.types.hdlr,L.HDLR_TYPES[e])}static mdat(e){return L.box(L.types.mdat,e)}static mdhd(e,t){t*=e;const s=Math.floor(t/(je+1)),i=Math.floor(t%(je+1));return L.box(L.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,e&255,s>>24,s>>16&255,s>>8&255,s&255,i>>24,i>>16&255,i>>8&255,i&255,85,196,0,0]))}static mdia(e){return L.box(L.types.mdia,L.mdhd(e.timescale||0,e.duration||0),L.hdlr(e.type),L.minf(e))}static mfhd(e){return L.box(L.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,e&255]))}static minf(e){return e.type==="audio"?L.box(L.types.minf,L.box(L.types.smhd,L.SMHD),L.DINF,L.stbl(e)):L.box(L.types.minf,L.box(L.types.vmhd,L.VMHD),L.DINF,L.stbl(e))}static moof(e,t,s){return L.box(L.types.moof,L.mfhd(e),L.traf(s,t))}static moov(e){let t=e.length;const s=[];for(;t--;)s[t]=L.trak(e[t]);return L.box.apply(null,[L.types.moov,L.mvhd(e[0].timescale||0,e[0].duration||0)].concat(s).concat(L.mvex(e)))}static mvex(e){let t=e.length;const s=[];for(;t--;)s[t]=L.trex(e[t]);return L.box.apply(null,[L.types.mvex,...s])}static mvhd(e,t){t*=e;const s=Math.floor(t/(je+1)),i=Math.floor(t%(je+1)),r=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,e&255,s>>24,s>>16&255,s>>8&255,s&255,i>>24,i>>16&255,i>>8&255,i&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return L.box(L.types.mvhd,r)}static sdtp(e){const t=e.samples||[],s=new Uint8Array(4+t.length);let i,r;for(i=0;i<t.length;i++)r=t[i].flags,s[i+4]=r.dependsOn<<4|r.isDependedOn<<2|r.hasRedundancy;return L.box(L.types.sdtp,s)}static stbl(e){return L.box(L.types.stbl,L.stsd(e),L.box(L.types.stts,L.STTS),L.box(L.types.stsc,L.STSC),L.box(L.types.stsz,L.STSZ),L.box(L.types.stco,L.STCO))}static avc1(e){let t=[],s=[],i,r,n;for(i=0;i<e.sps.length;i++)r=e.sps[i],n=r.byteLength,t.push(n>>>8&255),t.push(n&255),t=t.concat(Array.prototype.slice.call(r));for(i=0;i<e.pps.length;i++)r=e.pps[i],n=r.byteLength,s.push(n>>>8&255),s.push(n&255),s=s.concat(Array.prototype.slice.call(r));const o=L.box(L.types.avcC,new Uint8Array([1,t[3],t[4],t[5],255,224|e.sps.length].concat(t).concat([e.pps.length]).concat(s))),c=e.width,l=e.height,h=e.pixelRatio[0],u=e.pixelRatio[1];return L.box(L.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,c>>8&255,c&255,l>>8&255,l&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,L.box(L.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),L.box(L.types.pasp,new Uint8Array([h>>24,h>>16&255,h>>8&255,h&255,u>>24,u>>16&255,u>>8&255,u&255])))}static esds(e){const t=e.config;return new Uint8Array([0,0,0,0,3,25,0,1,0,4,17,64,21,0,0,0,0,0,0,0,0,0,0,0,5,2,...t,6,1,2])}static audioStsd(e){const t=e.samplerate||0;return new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount||0,0,16,0,0,0,0,t>>8&255,t&255,0,0])}static mp4a(e){return L.box(L.types.mp4a,L.audioStsd(e),L.box(L.types.esds,L.esds(e)))}static mp3(e){return L.box(L.types[".mp3"],L.audioStsd(e))}static ac3(e){return L.box(L.types["ac-3"],L.audioStsd(e),L.box(L.types.dac3,e.config))}static stsd(e){const{segmentCodec:t}=e;if(e.type==="audio"){if(t==="aac")return L.box(L.types.stsd,L.STSD,L.mp4a(e));if(t==="ac3"&&e.config)return L.box(L.types.stsd,L.STSD,L.ac3(e));if(t==="mp3"&&e.codec==="mp3")return L.box(L.types.stsd,L.STSD,L.mp3(e))}else if(e.pps&&e.sps){if(t==="avc")return L.box(L.types.stsd,L.STSD,L.avc1(e));if(t==="hevc"&&e.vps)return L.box(L.types.stsd,L.STSD,L.hvc1(e))}else throw new Error("video track missing pps or sps");throw new Error(`unsupported ${e.type} segment codec (${t}/${e.codec})`)}static tkhd(e){const t=e.id,s=(e.duration||0)*(e.timescale||0),i=e.width||0,r=e.height||0,n=Math.floor(s/(je+1)),o=Math.floor(s%(je+1));return L.box(L.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,t&255,0,0,0,0,n>>24,n>>16&255,n>>8&255,n&255,o>>24,o>>16&255,o>>8&255,o&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,i>>8&255,i&255,0,0,r>>8&255,r&255,0,0]))}static traf(e,t){const s=L.sdtp(e),i=e.id,r=Math.floor(t/(je+1)),n=Math.floor(t%(je+1));return L.box(L.types.traf,L.box(L.types.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,i&255])),L.box(L.types.tfdt,new Uint8Array([1,0,0,0,r>>24,r>>16&255,r>>8&255,r&255,n>>24,n>>16&255,n>>8&255,n&255])),L.trun(e,s.length+16+20+8+16+8+8),s)}static trak(e){return e.duration=e.duration||4294967295,L.box(L.types.trak,L.tkhd(e),L.mdia(e))}static trex(e){const t=e.id;return L.box(L.types.trex,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,t&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}static trun(e,t){const s=e.samples||[],i=s.length,r=12+16*i,n=new Uint8Array(r);let o,c,l,h,u,d;for(t+=8+r,n.set([e.type==="video"?1:0,0,15,1,i>>>24&255,i>>>16&255,i>>>8&255,i&255,t>>>24&255,t>>>16&255,t>>>8&255,t&255],0),o=0;o<i;o++)c=s[o],l=c.duration,h=c.size,u=c.flags,d=c.cts,n.set([l>>>24&255,l>>>16&255,l>>>8&255,l&255,h>>>24&255,h>>>16&255,h>>>8&255,h&255,u.isLeading<<2|u.dependsOn,u.isDependedOn<<6|u.hasRedundancy<<4|u.paddingValue<<1|u.isNonSync,u.degradPrio&61440,u.degradPrio&15,d>>>24&255,d>>>16&255,d>>>8&255,d&255],12+16*o);return L.box(L.types.trun,n)}static initSegment(e){L.types||L.init();const t=L.moov(e);return De(L.FTYP,t)}static hvc1(e){const t=e.params,s=[e.vps,e.sps,e.pps],i=4,r=new Uint8Array([1,t.general_profile_space<<6|(t.general_tier_flag?32:0)|t.general_profile_idc,t.general_profile_compatibility_flags[0],t.general_profile_compatibility_flags[1],t.general_profile_compatibility_flags[2],t.general_profile_compatibility_flags[3],t.general_constraint_indicator_flags[0],t.general_constraint_indicator_flags[1],t.general_constraint_indicator_flags[2],t.general_constraint_indicator_flags[3],t.general_constraint_indicator_flags[4],t.general_constraint_indicator_flags[5],t.general_level_idc,240|t.min_spatial_segmentation_idc>>8,255&t.min_spatial_segmentation_idc,252|t.parallelismType,252|t.chroma_format_idc,248|t.bit_depth_luma_minus8,248|t.bit_depth_chroma_minus8,0,parseInt(t.frame_rate.fps),i-1|t.temporal_id_nested<<2|t.num_temporal_layers<<3|(t.frame_rate.fixed?64:0),s.length]);let n=r.length;for(let g=0;g<s.length;g+=1){n+=3;for(let y=0;y<s[g].length;y+=1)n+=2+s[g][y].length}const o=new Uint8Array(n);o.set(r,0),n=r.length;const c=s.length-1;for(let g=0;g<s.length;g+=1){o.set(new Uint8Array([32+g|(g===c?128:0),0,s[g].length]),n),n+=3;for(let y=0;y<s[g].length;y+=1)o.set(new Uint8Array([s[g][y].length>>8,s[g][y].length&255]),n),n+=2,o.set(s[g][y],n),n+=s[g][y].length}const l=L.box(L.types.hvcC,o),h=e.width,u=e.height,d=e.pixelRatio[0],f=e.pixelRatio[1];return L.box(L.types.hvc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,h>>8&255,h&255,u>>8&255,u&255,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),l,L.box(L.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),L.box(L.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,f>>24,f>>16&255,f>>8&255,f&255])))}}L.types=void 0;L.HDLR_TYPES=void 0;L.STTS=void 0;L.STSC=void 0;L.STCO=void 0;L.STSZ=void 0;L.VMHD=void 0;L.SMHD=void 0;L.STSD=void 0;L.FTYP=void 0;L.DINF=void 0;const na=9e4;function Ci(a,e,t=1,s=!1){const i=a*e*t;return s?Math.round(i):i}function dc(a,e,t=1,s=!1){return Ci(a,e,1/t,s)}function bt(a,e=!1){return Ci(a,1e3,1/na,e)}function fc(a,e=1){return Ci(a,na,1/e)}function Pr(a){const{baseTime:e,timescale:t,trackId:s}=a;return`${e/t} (${e}/${t}) trackId: ${s}`}const gc=10*1e3,mc=1024,pc=1152,yc=1536;let gt=null,Os=null;function kr(a,e,t,s){return{duration:e,size:t,cts:s,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:a?2:1,isNonSync:a?0:1}}}class is extends Ce{constructor(e,t,s,i){if(super("mp4-remuxer",i),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextVideoTs=null,this.nextAudioTs=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.videoTrackConfig=void 0,this.observer=e,this.config=t,this.typeSupported=s,this.ISGenerated=!1,gt===null){const n=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);gt=n?parseInt(n[1]):0}if(Os===null){const r=navigator.userAgent.match(/Safari\/(\d+)/i);Os=r?parseInt(r[1]):0}}destroy(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null}resetTimeStamp(e){const t=this._initPTS;(!t||!e||e.trackId!==t.trackId||e.baseTime!==t.baseTime||e.timescale!==t.timescale)&&this.log(`Reset initPTS: ${t&&Pr(t)} > ${e&&Pr(e)}`),this._initPTS=this._initDTS=e}resetNextTimestamp(){this.log("reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1}resetInitSegment(){this.log("ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0}getVideoStartPts(e){let t=!1;const s=e[0].pts,i=e.reduce((r,n)=>{let o=n.pts,c=o-r;return c<-4294967296&&(t=!0,o=Ie(o,s),c=o-r),c>0?r:o},s);return t&&this.debug("PTS rollover detected"),i}remux(e,t,s,i,r,n,o,c){let l,h,u,d,f,g,y=r,p=r;const E=e.pid>-1,T=t.pid>-1,S=t.samples.length,v=e.samples.length>0,x=o&&S>0||S>1;if((!E||v)&&(!T||x)||this.ISGenerated||o){if(this.ISGenerated){var A,_,b,I;const H=this.videoTrackConfig;(H&&(t.width!==H.width||t.height!==H.height||((A=t.pixelRatio)==null?void 0:A[0])!==((_=H.pixelRatio)==null?void 0:_[0])||((b=t.pixelRatio)==null?void 0:b[1])!==((I=H.pixelRatio)==null?void 0:I[1]))||!H&&x||this.nextAudioTs===null&&v)&&this.resetInitSegment()}this.ISGenerated||(u=this.generateIS(e,t,r,n));const P=this.isVideoContiguous;let F=-1,U;if(x&&(F=Ec(t.samples),!P&&this.config.forceKeyFrameOnDiscontinuity))if(g=!0,F>0){this.warn(`Dropped ${F} out of ${S} video samples due to a missing keyframe`);const H=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(F),t.dropped+=F,p+=(t.samples[0].pts-H)/t.inputTimeScale,U=p}else F===-1&&(this.warn(`No keyframe found out of ${S} video samples`),g=!1);if(this.ISGenerated){if(v&&x){const H=this.getVideoStartPts(t.samples),k=(Ie(e.samples[0].pts,H)-H)/t.inputTimeScale;y+=Math.max(0,k),p+=Math.max(0,-k)}if(v){if(e.samplerate||(this.warn("regenerate InitSegment as audio detected"),u=this.generateIS(e,t,r,n)),h=this.remuxAudio(e,y,this.isAudioContiguous,n,T||x||c===B.AUDIO?p:void 0),x){const H=h?h.endPTS-h.startPTS:0;t.inputTimeScale||(this.warn("regenerate InitSegment as video detected"),u=this.generateIS(e,t,r,n)),l=this.remuxVideo(t,p,P,H)}}else x&&(l=this.remuxVideo(t,p,P,0));l&&(l.firstKeyFrame=F,l.independent=F!==-1,l.firstKeyFramePTS=U)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(s.samples.length&&(f=aa(s,r,this._initPTS,this._initDTS)),i.samples.length&&(d=oa(i,r,this._initPTS))),{audio:h,video:l,initSegment:u,independent:g,text:d,id3:f}}computeInitPts(e,t,s,i){const r=Math.round(s*t);let n=Ie(e,r);if(n<r+t)for(this.log(`Adjusting PTS for rollover in timeline near ${(r-n)/t} ${i}`);n<r+t;)n+=8589934592;return n-r}generateIS(e,t,s,i){const r=e.samples,n=t.samples,o=this.typeSupported,c={},l=this._initPTS;let h=!l||i,u="audio/mp4",d,f,g,y=-1;if(h&&(d=f=1/0),e.config&&r.length){switch(e.timescale=e.samplerate,e.segmentCodec){case"mp3":o.mpeg?(u="audio/mpeg",e.codec=""):o.mp3&&(e.codec="mp3");break;case"ac3":e.codec="ac-3";break}c.audio={id:"audio",container:u,codec:e.codec,initSegment:e.segmentCodec==="mp3"&&o.mpeg?new Uint8Array(0):L.initSegment([e]),metadata:{channelCount:e.channelCount}},h&&(y=e.id,g=e.inputTimeScale,!l||g!==l.timescale?d=f=this.computeInitPts(r[0].pts,g,s,"audio"):h=!1)}if(t.sps&&t.pps&&n.length){if(t.timescale=t.inputTimeScale,c.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:L.initSegment([t]),metadata:{width:t.width,height:t.height}},h)if(y=t.id,g=t.inputTimeScale,!l||g!==l.timescale){const p=this.getVideoStartPts(n),E=Ie(n[0].dts,p),T=this.computeInitPts(E,g,s,"video"),S=this.computeInitPts(p,g,s,"video");f=Math.min(f,T),d=Math.min(d,S)}else h=!1;this.videoTrackConfig={width:t.width,height:t.height,pixelRatio:t.pixelRatio}}if(Object.keys(c).length)return this.ISGenerated=!0,h?(l&&this.warn(`Timestamps at playlist time: ${i?"":"~"}${s} ${d/g} != initPTS: ${l.baseTime/l.timescale} (${l.baseTime}/${l.timescale}) trackId: ${l.trackId}`),this.log(`Found initPTS at playlist time: ${s} offset: ${d/g} (${d}/${g}) trackId: ${y}`),this._initPTS={baseTime:d,timescale:g,trackId:y},this._initDTS={baseTime:f,timescale:g,trackId:y}):d=g=void 0,{tracks:c,initPTS:d,timescale:g,trackId:y}}remuxVideo(e,t,s,i){const r=e.inputTimeScale,n=e.samples,o=[],c=n.length,l=this._initPTS,h=l.baseTime*r/l.timescale;let u=this.nextVideoTs,d=8,f=this.videoSampleDuration,g,y,p=Number.POSITIVE_INFINITY,E=Number.NEGATIVE_INFINITY,T=!1;if(!s||u===null){const w=h+t*r,O=n[0].pts-Ie(n[0].dts,n[0].pts);gt&&u!==null&&Math.abs(w-O-(u+h))<15e3?s=!0:u=w-O-h}const S=u+h;for(let w=0;w<c;w++){const O=n[w];O.pts=Ie(O.pts,S),O.dts=Ie(O.dts,S),O.dts<n[w>0?w-1:w].dts&&(T=!0)}T&&n.sort(function(w,O){const j=w.dts-O.dts,ee=w.pts-O.pts;return j||ee}),g=n[0].dts,y=n[n.length-1].dts;const v=y-g,x=v?Math.round(v/(c-1)):f||e.inputTimeScale/30;if(s){const w=g-S,O=w>x,j=w<-1;if((O||j)&&(O?this.warn(`${(e.segmentCodec||"").toUpperCase()}: ${bt(w,!0)} ms (${w}dts) hole between fragments detected at ${t.toFixed(3)}`):this.warn(`${(e.segmentCodec||"").toUpperCase()}: ${bt(-w,!0)} ms (${w}dts) overlapping between fragments detected at ${t.toFixed(3)}`),!j||S>=n[0].pts||gt)){g=S;const ee=n[0].pts-w;if(O)n[0].dts=g,n[0].pts=ee;else{let X=!0;for(let Z=0;Z<n.length&&!(n[Z].dts>ee&&X);Z++){const ye=n[Z].pts;if(n[Z].dts-=w,n[Z].pts-=w,Z<n.length-1){const fe=n[Z+1].pts,be=n[Z].pts,Oe=fe<=be,tt=fe<=ye;X=Oe==tt}}}this.log(`Video: Initial PTS/DTS adjusted: ${bt(ee,!0)}/${bt(g,!0)}, delta: ${bt(w,!0)} ms`)}}g=Math.max(0,g);let D=0,A=0,_=g;for(let w=0;w<c;w++){const O=n[w],j=O.units,ee=j.length;let X=0;for(let Z=0;Z<ee;Z++)X+=j[Z].data.length;A+=X,D+=ee,O.length=X,O.dts<_?(O.dts=_,_+=x/4|0||1):_=O.dts,p=Math.min(O.pts,p),E=Math.max(O.pts,E)}y=n[c-1].dts;const b=A+4*D+8;let I;try{I=new Uint8Array(b)}catch(w){this.observer.emit(m.ERROR,m.ERROR,{type:V.MUX_ERROR,details:R.REMUX_ALLOC_ERROR,fatal:!1,error:w,bytes:b,reason:`fail allocating video mdat ${b}`});return}const P=new DataView(I.buffer);P.setUint32(0,b),I.set(L.types.mdat,4);let F=!1,U=Number.POSITIVE_INFINITY,H=Number.POSITIVE_INFINITY,$=Number.NEGATIVE_INFINITY,k=Number.NEGATIVE_INFINITY;for(let w=0;w<c;w++){const O=n[w],j=O.units;let ee=0;for(let ye=0,fe=j.length;ye<fe;ye++){const be=j[ye],Oe=be.data,tt=be.data.byteLength;P.setUint32(d,tt),d+=4,I.set(Oe,d),d+=tt,ee+=4+tt}let X;if(w<c-1)f=n[w+1].dts-O.dts,X=n[w+1].pts-O.pts;else{const ye=this.config,fe=w>0?O.dts-n[w-1].dts:x;if(X=w>0?O.pts-n[w-1].pts:x,ye.stretchShortVideoTrack&&this.nextAudioTs!==null){const be=Math.floor(ye.maxBufferHole*r),Oe=(i?p+i*r:this.nextAudioTs+h)-O.pts;Oe>be?(f=Oe-fe,f<0?f=fe:F=!0,this.log(`It is approximately ${Oe/90} ms to the next segment; using duration ${f/90} ms for the last video frame.`)):f=fe}else f=fe}const Z=Math.round(O.pts-O.dts);U=Math.min(U,f),$=Math.max($,f),H=Math.min(H,X),k=Math.max(k,X),o.push(kr(O.key,f,ee,Z))}if(o.length){if(gt){if(gt<70){const w=o[0].flags;w.dependsOn=2,w.isNonSync=0}}else if(Os&&k-H<$-U&&x/$<.025&&o[0].cts===0){this.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");let w=g;for(let O=0,j=o.length;O<j;O++){const ee=w+o[O].duration,X=w+o[O].cts;if(O<j-1){const Z=ee+o[O+1].cts;o[O].duration=Z-X}else o[O].duration=O?o[O-1].duration:x;o[O].cts=0,w=ee}}}f=F||!f?x:f;const G=y+f;this.nextVideoTs=u=G-h,this.videoSampleDuration=f,this.isVideoContiguous=!0;const Y={data1:L.moof(e.sequenceNumber++,g,ie(e,{samples:o})),data2:I,startPTS:(p-h)/r,endPTS:(E+f-h)/r,startDTS:(g-h)/r,endDTS:u/r,type:"video",hasAudio:!1,hasVideo:!0,nb:o.length,dropped:e.dropped};return e.samples=[],e.dropped=0,Y}getSamplesPerFrame(e){switch(e.segmentCodec){case"mp3":return pc;case"ac3":return yc;default:return mc}}remuxAudio(e,t,s,i,r){const n=e.inputTimeScale,o=e.samplerate?e.samplerate:n,c=n/o,l=this.getSamplesPerFrame(e),h=l*c,u=this._initPTS,d=e.segmentCodec==="mp3"&&this.typeSupported.mpeg,f=[],g=r!==void 0;let y=e.samples,p=d?0:8,E=this.nextAudioTs||-1;const T=u.baseTime*n/u.timescale,S=T+t*n;if(this.isAudioContiguous=s=s||y.length&&E>0&&(i&&Math.abs(S-(E+T))<9e3||Math.abs(Ie(y[0].pts,S)-(E+T))<20*h),y.forEach(function(k){k.pts=Ie(k.pts,S)}),!s||E<0){const k=y.length;if(y=y.filter(G=>G.pts>=0),k!==y.length&&this.warn(`Removed ${y.length-k} of ${k} samples (initPTS ${T} / ${n})`),!y.length)return;r===0?E=0:i&&!g?E=Math.max(0,S-T):E=y[0].pts-T}if(e.segmentCodec==="aac"){const k=this.config.maxAudioFramesDrift;for(let G=0,N=E+T;G<y.length;G++){const K=y[G],Y=K.pts,w=Y-N,O=Math.abs(1e3*w/n);if(w<=-k*h&&g)G===0&&(this.warn(`Audio frame @ ${(Y/n).toFixed(3)}s overlaps marker by ${Math.round(1e3*w/n)} ms.`),this.nextAudioTs=E=Y-T,N=Y);else if(w>=k*h&&O<gc&&g){let j=Math.round(w/h);for(N=Y-j*h;N<0&&j&&h;)j--,N+=h;G===0&&(this.nextAudioTs=E=N-T),this.warn(`Injecting ${j} audio frames @ ${((N-T)/n).toFixed(3)}s due to ${Math.round(1e3*w/n)} ms gap.`);for(let ee=0;ee<j;ee++){let X=uc.getSilentFrame(e.parsedCodec||e.manifestCodec||e.codec,e.channelCount);X||(this.log("Unable to get silent frame for given audio codec; duplicating last frame instead."),X=K.unit.subarray()),y.splice(G,0,{unit:X,pts:N}),N+=h,G++}}K.pts=N,N+=h}}let v=null,x=null,D,A=0,_=y.length;for(;_--;)A+=y[_].unit.byteLength;for(let k=0,G=y.length;k<G;k++){const N=y[k],K=N.unit;let Y=N.pts;if(x!==null){const O=f[k-1];O.duration=Math.round((Y-x)/c)}else if(s&&e.segmentCodec==="aac"&&(Y=E+T),v=Y,A>0){A+=p;try{D=new Uint8Array(A)}catch(O){this.observer.emit(m.ERROR,m.ERROR,{type:V.MUX_ERROR,details:R.REMUX_ALLOC_ERROR,fatal:!1,error:O,bytes:A,reason:`fail allocating audio mdat ${A}`});return}d||(new DataView(D.buffer).setUint32(0,A),D.set(L.types.mdat,4))}else return;D.set(K,p);const w=K.byteLength;p+=w,f.push(kr(!0,l,w,0)),x=Y}const b=f.length;if(!b)return;const I=f[f.length-1];E=x-T,this.nextAudioTs=E+c*I.duration;const P=d?new Uint8Array(0):L.moof(e.sequenceNumber++,v/c,ie({},e,{samples:f}));e.samples=[];const F=(v-T)/n,U=this.nextAudioTs/n,$={data1:P,data2:D,startPTS:F,endPTS:U,startDTS:F,endDTS:U,type:"audio",hasAudio:!0,hasVideo:!1,nb:b};return this.isAudioContiguous=!0,$}}function Ie(a,e){let t;if(e===null)return a;for(e<a?t=-8589934592:t=8589934592;Math.abs(a-e)>4294967296;)a+=t;return a}function Ec(a){for(let e=0;e<a.length;e++)if(a[e].key)return e;return-1}function aa(a,e,t,s){const i=a.samples.length;if(!i)return;const r=a.inputTimeScale;for(let o=0;o<i;o++){const c=a.samples[o];c.pts=Ie(c.pts-t.baseTime*r/t.timescale,e*r)/r,c.dts=Ie(c.dts-s.baseTime*r/s.timescale,e*r)/r}const n=a.samples;return a.samples=[],{samples:n}}function oa(a,e,t){const s=a.samples.length;if(!s)return;const i=a.inputTimeScale;for(let n=0;n<s;n++){const o=a.samples[n];o.pts=Ie(o.pts-t.baseTime*i/t.timescale,e*i)/i}a.samples.sort((n,o)=>n.pts-o.pts);const r=a.samples;return a.samples=[],{samples:r}}class Tc extends Ce{constructor(e,t,s,i){super("passthrough-remuxer",i),this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=null,this.initTracks=void 0,this.lastEndTime=null,this.isVideoContiguous=!1}destroy(){}resetTimeStamp(e){this.lastEndTime=null;const t=this.initPTS;t&&e&&t.baseTime===e.baseTime&&t.timescale===e.timescale||(this.initPTS=e)}resetNextTimestamp(){this.isVideoContiguous=!1,this.lastEndTime=null}resetInitSegment(e,t,s,i){this.audioCodec=t,this.videoCodec=s,this.generateInitSegment(e,i),this.emitInitSegment=!0}generateInitSegment(e,t){let{audioCodec:s,videoCodec:i}=this;if(!(e!=null&&e.byteLength)){this.initTracks=void 0,this.initData=void 0;return}const{audio:r,video:n}=this.initData=fn(e);if(t)no(e,t);else{const c=r||n;c!=null&&c.encrypted&&this.warn(`Init segment with encrypted track with has no key ("${c.codec}")!`)}r&&(s=wr(r,re.AUDIO,this)),n&&(i=wr(n,re.VIDEO,this));const o={};r&&n?o.audiovideo={container:"video/mp4",codec:s+","+i,supplemental:n.supplemental,encrypted:n.encrypted,initSegment:e,id:"main"}:r?o.audio={container:"audio/mp4",codec:s,encrypted:r.encrypted,initSegment:e,id:"audio"}:n?o.video={container:"video/mp4",codec:i,supplemental:n.supplemental,encrypted:n.encrypted,initSegment:e,id:"main"}:this.warn("initSegment does not contain moov or trak boxes."),this.initTracks=o}remux(e,t,s,i,r,n){var o,c;let{initPTS:l,lastEndTime:h}=this;const u={audio:void 0,video:void 0,text:i,id3:s,initSegment:void 0};M(h)||(h=this.lastEndTime=r||0);const d=t.samples;if(!d.length)return u;const f={initPTS:void 0,timescale:void 0,trackId:void 0};let g=this.initData;if((o=g)!=null&&o.length||(this.generateInitSegment(d),g=this.initData),!((c=g)!=null&&c.length))return this.warn("Failed to generate initSegment."),u;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1);const y=oo(d,g,this),p=g.audio?y[g.audio.id]:null,E=g.video?y[g.video.id]:null,T=Wt(E,1/0),S=Wt(p,1/0),v=Wt(E,0,!0),x=Wt(p,0,!0);let D=r,A=0;const _=p&&(!E||!l&&S<T||l&&l.trackId===g.audio.id),b=_?p:E;if(b){const N=b.timescale,K=b.start-r*N,Y=_?g.audio.id:g.video.id;D=b.start/N,A=_?x-S:v-T,(n||!l)&&(Sc(l,D,r,A)||N!==l.timescale)&&(l&&this.warn(`Timestamps at playlist time: ${n?"":"~"}${r} ${K/N} != initPTS: ${l.baseTime/l.timescale} (${l.baseTime}/${l.timescale}) trackId: ${l.trackId}`),this.log(`Found initPTS at playlist time: ${r} offset: ${D-r} (${K}/${N}) trackId: ${Y}`),l=null,f.initPTS=K,f.timescale=N,f.trackId=Y)}else this.warn(`No audio or video samples found for initPTS at playlist time: ${r}`);l?(f.initPTS=l.baseTime,f.timescale=l.timescale,f.trackId=l.trackId):((!f.timescale||f.trackId===void 0||f.initPTS===void 0)&&(this.warn("Could not set initPTS"),f.initPTS=D,f.timescale=1,f.trackId=-1),this.initPTS=l={baseTime:f.initPTS,timescale:f.timescale,trackId:f.trackId});const I=D-l.baseTime/l.timescale,P=I+A;A>0?this.lastEndTime=P:(this.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());const F=!!g.audio,U=!!g.video;let H="";F&&(H+="audio"),U&&(H+="video");const $=(g.audio?g.audio.encrypted:!1)||(g.video?g.video.encrypted:!1),k={data1:d,startPTS:I,startDTS:I,endPTS:P,endDTS:P,type:H,hasAudio:F,hasVideo:U,nb:1,dropped:0,encrypted:$};u.audio=F&&!U?k:void 0,u.video=U?k:void 0;const G=E==null?void 0:E.sampleCount;if(G){const N=E.keyFrameIndex,K=N!==-1;k.nb=G,k.dropped=N===0||this.isVideoContiguous?0:K?N:G,k.independent=K,k.firstKeyFrame=N,K&&E.keyFrameStart&&(k.firstKeyFramePTS=(E.keyFrameStart-l.baseTime)/l.timescale),this.isVideoContiguous||(u.independent=K),this.isVideoContiguous||(this.isVideoContiguous=K),k.dropped&&this.warn(`fmp4 does not start with IDR: firstIDR ${N}/${G} dropped: ${k.dropped} start: ${k.firstKeyFramePTS||"NA"}`)}return u.initSegment=f,u.id3=aa(s,r,l,l),i.samples.length&&(u.text=oa(i,r,l)),u}}function Wt(a,e,t=!1){return(a==null?void 0:a.start)!==void 0?(a.start+(t?a.duration:0))/a.timescale:e}function Sc(a,e,t,s){if(a===null)return!0;const i=Math.max(s,1),r=e-a.baseTime/a.timescale;return Math.abs(r-t)>i}function wr(a,e,t){const s=a.codec;return s&&s.length>4?s:e===re.AUDIO?s==="ec-3"||s==="ac-3"||s==="alac"?s:s==="fLaC"||s==="Opus"?cs(s,!1):(t.warn(`Unhandled audio codec "${s}" in mp4 MAP`),s||"mp4a"):(t.warn(`Unhandled video codec "${s}" in mp4 MAP`),s||"avc1")}let qe;try{qe=self.performance.now.bind(self.performance)}catch{qe=Date.now}const rs=[{demux:nc,remux:Tc},{demux:Qe,remux:is},{demux:tc,remux:is},{demux:ic,remux:is}];rs.splice(2,0,{demux:sc,remux:is});class Or{constructor(e,t,s,i,r,n){this.asyncResult=!1,this.logger=void 0,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=s,this.id=r,this.logger=n}configure(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()}push(e,t,s,i){const r=s.transmuxing;r.executeStart=qe();let n=new Uint8Array(e);const{currentTransmuxState:o,transmuxConfig:c}=this;i&&(this.currentTransmuxState=i);const{contiguous:l,discontinuity:h,trackSwitch:u,accurateTimeOffset:d,timeOffset:f,initSegmentChange:g}=i||o,{audioCodec:y,videoCodec:p,defaultInitPts:E,duration:T,initSegmentData:S}=c,v=vc(n,t);if(v&&Tt(v.method)){const _=this.getDecrypter(),b=vi(v.method);if(_.isSync()){let I=_.softwareDecrypt(n,v.key.buffer,v.iv.buffer,b);if(s.part>-1){const F=_.flush();I=F&&F.buffer}if(!I)return r.executeEnd=qe(),Fs(s);n=new Uint8Array(I)}else return this.asyncResult=!0,this.decryptionPromise=_.webCryptoDecrypt(n,v.key.buffer,v.iv.buffer,b).then(I=>{const P=this.push(I,null,s);return this.decryptionPromise=null,P}),this.decryptionPromise}const x=this.needsProbing(h,u);if(x){const _=this.configureTransmuxer(n);if(_)return this.logger.warn(`[transmuxer] ${_.message}`),this.observer.emit(m.ERROR,m.ERROR,{type:V.MEDIA_ERROR,details:R.FRAG_PARSING_ERROR,fatal:!1,error:_,reason:_.message}),r.executeEnd=qe(),Fs(s)}(h||u||g||x)&&this.resetInitSegment(S,y,p,T,t),(h||g||x)&&this.resetInitialTimestamp(E),l||this.resetContiguity();const D=this.transmux(n,v,f,d,s);this.asyncResult=Nt(D);const A=this.currentTransmuxState;return A.contiguous=!0,A.discontinuity=!1,A.trackSwitch=!1,r.executeEnd=qe(),D}flush(e){const t=e.transmuxing;t.executeStart=qe();const{decrypter:s,currentTransmuxState:i,decryptionPromise:r}=this;if(r)return this.asyncResult=!0,r.then(()=>this.flush(e));const n=[],{timeOffset:o}=i;if(s){const u=s.flush();u&&n.push(this.push(u.buffer,null,e))}const{demuxer:c,remuxer:l}=this;if(!c||!l){t.executeEnd=qe();const u=[Fs(e)];return this.asyncResult?Promise.resolve(u):u}const h=c.flush(o);return Nt(h)?(this.asyncResult=!0,h.then(u=>(this.flushRemux(n,u,e),n))):(this.flushRemux(n,h,e),this.asyncResult?Promise.resolve(n):n)}flushRemux(e,t,s){const{audioTrack:i,videoTrack:r,id3Track:n,textTrack:o}=t,{accurateTimeOffset:c,timeOffset:l}=this.currentTransmuxState;this.logger.log(`[transmuxer.ts]: Flushed ${this.id} sn: ${s.sn}${s.part>-1?" part: "+s.part:""} of ${this.id===B.MAIN?"level":"track"} ${s.level}`);const h=this.remuxer.remux(i,r,n,o,l,c,!0,this.id);e.push({remuxResult:h,chunkMeta:s}),s.transmuxing.executeEnd=qe()}resetInitialTimestamp(e){const{demuxer:t,remuxer:s}=this;!t||!s||(t.resetTimeStamp(e),s.resetTimeStamp(e))}resetContiguity(){const{demuxer:e,remuxer:t}=this;!e||!t||(e.resetContiguity(),t.resetNextTimestamp())}resetInitSegment(e,t,s,i,r){const{demuxer:n,remuxer:o}=this;!n||!o||(n.resetInitSegment(e,t,s,i),o.resetInitSegment(e,t,s,r))}destroy(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)}transmux(e,t,s,i,r){let n;return t&&t.method==="SAMPLE-AES"?n=this.transmuxSampleAes(e,t,s,i,r):n=this.transmuxUnencrypted(e,s,i,r),n}transmuxUnencrypted(e,t,s,i){const{audioTrack:r,videoTrack:n,id3Track:o,textTrack:c}=this.demuxer.demux(e,t,!1,!this.config.progressive);return{remuxResult:this.remuxer.remux(r,n,o,c,t,s,!1,this.id),chunkMeta:i}}transmuxSampleAes(e,t,s,i,r){return this.demuxer.demuxSampleAes(e,t,s).then(n=>({remuxResult:this.remuxer.remux(n.audioTrack,n.videoTrack,n.id3Track,n.textTrack,s,i,!1,this.id),chunkMeta:r}))}configureTransmuxer(e){const{config:t,observer:s,typeSupported:i}=this;let r;for(let u=0,d=rs.length;u<d;u++){var n;if((n=rs[u].demux)!=null&&n.probe(e,this.logger)){r=rs[u];break}}if(!r)return new Error("Failed to find demuxer by probing fragment data");const o=this.demuxer,c=this.remuxer,l=r.remux,h=r.demux;(!c||!(c instanceof l))&&(this.remuxer=new l(s,t,i,this.logger)),(!o||!(o instanceof h))&&(this.demuxer=new h(s,t,i,this.logger),this.probe=h.probe)}needsProbing(e,t){return!this.demuxer||!this.remuxer||e||t}getDecrypter(){let e=this.decrypter;return e||(e=this.decrypter=new Ti(this.config)),e}}function vc(a,e){let t=null;return a.byteLength>0&&(e==null?void 0:e.key)!=null&&e.iv!==null&&e.method!=null&&(t=e),t}const Fs=a=>({remuxResult:{},chunkMeta:a});function Nt(a){return"then"in a&&a.then instanceof Function}class xc{constructor(e,t,s,i,r){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=e,this.videoCodec=t,this.initSegmentData=s,this.duration=i,this.defaultInitPts=r||null}}class Ac{constructor(e,t,s,i,r,n){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=e,this.contiguous=t,this.accurateTimeOffset=s,this.trackSwitch=i,this.timeOffset=r,this.initSegmentChange=n}}let Fr=0;class la{constructor(e,t,s,i){this.error=null,this.hls=void 0,this.id=void 0,this.instanceNo=Fr++,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.onWorkerMessage=c=>{const l=c.data,h=this.hls;if(!(!h||!(l!=null&&l.event)||l.instanceNo!==this.instanceNo))switch(l.event){case"init":{var u;const d=(u=this.workerContext)==null?void 0:u.objectURL;d&&self.URL.revokeObjectURL(d);break}case"transmuxComplete":{this.handleTransmuxComplete(l.data);break}case"flush":{this.onFlush(l.data);break}case"workerLog":{h.logger[l.data.logType]&&h.logger[l.data.logType](l.data.message);break}default:{l.data=l.data||{},l.data.frag=this.frag,l.data.part=this.part,l.data.id=this.id,h.trigger(l.event,l.data);break}}},this.onWorkerError=c=>{if(!this.hls)return;const l=new Error(`${c.message}  (${c.filename}:${c.lineno})`);this.hls.config.enableWorker=!1,this.hls.logger.warn(`Error in "${this.id}" Web Worker, fallback to inline`),this.hls.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:l})};const r=e.config;this.hls=e,this.id=t,this.useWorker=!!r.enableWorker,this.onTransmuxComplete=s,this.onFlush=i;const n=(c,l)=>{l=l||{},l.frag=this.frag||void 0,c===m.ERROR&&(l=l,l.parent=this.id,l.part=this.part,this.error=l.error),this.hls.trigger(c,l)};this.observer=new Ii,this.observer.on(m.FRAG_DECRYPTED,n),this.observer.on(m.ERROR,n);const o=zi(r.preferManagedMediaSource);if(this.useWorker&&typeof Worker<"u"){const c=this.hls.logger;if(r.workerPath||bl()){try{r.workerPath?(c.log(`loading Web Worker ${r.workerPath} for "${t}"`),this.workerContext=Dl(r.workerPath)):(c.log(`injecting Web Worker for "${t}"`),this.workerContext=_l());const{worker:h}=this.workerContext;h.addEventListener("message",this.onWorkerMessage),h.addEventListener("error",this.onWorkerError),h.postMessage({instanceNo:this.instanceNo,cmd:"init",typeSupported:o,id:t,config:ne(r)})}catch(h){c.warn(`Error setting up "${t}" Web Worker, fallback to inline`,h),this.terminateWorker(),this.error=null,this.transmuxer=new Or(this.observer,o,r,"",t,e.logger)}return}}this.transmuxer=new Or(this.observer,o,r,"",t,e.logger)}reset(){if(this.frag=null,this.part=null,this.workerContext){const e=this.instanceNo;this.instanceNo=Fr++;const t=this.hls.config,s=zi(t.preferManagedMediaSource);this.workerContext.worker.postMessage({instanceNo:this.instanceNo,cmd:"reset",resetNo:e,typeSupported:s,id:this.id,config:ne(t)})}}terminateWorker(){if(this.workerContext){const{worker:e}=this.workerContext;this.workerContext=null,e.removeEventListener("message",this.onWorkerMessage),e.removeEventListener("error",this.onWorkerError),Cl(this.hls.config.workerPath)}}destroy(){if(this.workerContext)this.terminateWorker(),this.onWorkerMessage=this.onWorkerError=null;else{const t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}const e=this.observer;e&&e.removeAllListeners(),this.frag=null,this.part=null,this.observer=null,this.hls=null}push(e,t,s,i,r,n,o,c,l,h){var u,d;l.transmuxing.start=self.performance.now();const{instanceNo:f,transmuxer:g}=this,y=n?n.start:r.start,p=r.decryptdata,E=this.frag,T=!(E&&r.cc===E.cc),S=!(E&&l.level===E.level),v=E?l.sn-E.sn:-1,x=this.part?l.part-this.part.index:-1,D=v===0&&l.id>1&&l.id===(E==null?void 0:E.stats.chunkCount),A=!S&&(v===1||v===0&&(x===1||D&&x<=0)),_=self.performance.now();(S||v||r.stats.parsing.start===0)&&(r.stats.parsing.start=_),n&&(x||!A)&&(n.stats.parsing.start=_);const b=!(E&&((u=r.initSegment)==null?void 0:u.url)===((d=E.initSegment)==null?void 0:d.url)),I=new Ac(T,A,c,S,y,b);if(!A||T||b){this.hls.logger.log(`[transmuxer-interface]: Starting new transmux session for ${r.type} sn: ${l.sn}${l.part>-1?" part: "+l.part:""} ${this.id===B.MAIN?"level":"track"}: ${l.level} id: ${l.id}
        discontinuity: ${T}
        trackSwitch: ${S}
        contiguous: ${A}
        accurateTimeOffset: ${c}
        timeOffset: ${y}
        initSegmentChange: ${b}`);const P=new xc(s,i,t,o,h);this.configureTransmuxer(P)}if(this.frag=r,this.part=n,this.workerContext)this.workerContext.worker.postMessage({instanceNo:f,cmd:"demux",data:e,decryptdata:p,chunkMeta:l,state:I},e instanceof ArrayBuffer?[e]:[]);else if(g){const P=g.push(e,p,l,I);Nt(P)?P.then(F=>{this.handleTransmuxComplete(F)}).catch(F=>{this.transmuxerError(F,l,"transmuxer-interface push error")}):this.handleTransmuxComplete(P)}}flush(e){e.transmuxing.start=self.performance.now();const{instanceNo:t,transmuxer:s}=this;if(this.workerContext)this.workerContext.worker.postMessage({instanceNo:t,cmd:"flush",chunkMeta:e});else if(s){const i=s.flush(e);Nt(i)?i.then(r=>{this.handleFlushResult(r,e)}).catch(r=>{this.transmuxerError(r,e,"transmuxer-interface flush error")}):this.handleFlushResult(i,e)}}transmuxerError(e,t,s){this.hls&&(this.error=e,this.hls.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.FRAG_PARSING_ERROR,chunkMeta:t,frag:this.frag||void 0,part:this.part||void 0,fatal:!1,error:e,err:e,reason:s}))}handleFlushResult(e,t){e.forEach(s=>{this.handleTransmuxComplete(s)}),this.onFlush(t)}configureTransmuxer(e){const{instanceNo:t,transmuxer:s}=this;this.workerContext?this.workerContext.worker.postMessage({instanceNo:t,cmd:"configure",config:e}):s&&s.configure(e)}handleTransmuxComplete(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)}}const Mr=100;class Ic extends Ai{constructor(e,t,s){super(e,t,s,"audio-stream-controller",B.AUDIO),this.mainAnchor=null,this.mainFragLoading=null,this.audioOnly=!1,this.bufferedTrack=null,this.switchingTrack=null,this.trackId=-1,this.waitingData=null,this.mainDetails=null,this.flushing=!1,this.bufferFlushed=!1,this.cachedTrackLoadedData=null,this.registerListeners()}onHandlerDestroying(){this.unregisterListeners(),super.onHandlerDestroying(),this.resetItem()}resetItem(){this.mainDetails=this.mainAnchor=this.mainFragLoading=this.bufferedTrack=this.switchingTrack=this.waitingData=this.cachedTrackLoadedData=null}registerListeners(){super.registerListeners();const{hls:e}=this;e.on(m.LEVEL_LOADED,this.onLevelLoaded,this),e.on(m.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.on(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(m.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(m.BUFFER_RESET,this.onBufferReset,this),e.on(m.BUFFER_CREATED,this.onBufferCreated,this),e.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(m.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(m.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(m.FRAG_LOADING,this.onFragLoading,this),e.on(m.FRAG_BUFFERED,this.onFragBuffered,this)}unregisterListeners(){const{hls:e}=this;e&&(super.unregisterListeners(),e.off(m.LEVEL_LOADED,this.onLevelLoaded,this),e.off(m.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.off(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(m.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(m.BUFFER_RESET,this.onBufferReset,this),e.off(m.BUFFER_CREATED,this.onBufferCreated,this),e.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(m.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(m.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(m.FRAG_LOADING,this.onFragLoading,this),e.off(m.FRAG_BUFFERED,this.onFragBuffered,this))}onInitPtsFound(e,{frag:t,id:s,initPTS:i,timescale:r,trackId:n}){if(s===B.MAIN){const o=t.cc,c=this.fragCurrent;if(this.initPTS[o]={baseTime:i,timescale:r,trackId:n},this.log(`InitPTS for cc: ${o} found from main: ${i/r} (${i}/${r}) trackId: ${n}`),this.mainAnchor=t,this.state===C.WAITING_INIT_PTS){const l=this.waitingData;(!l&&!this.loadingParts||l&&l.frag.cc!==o)&&this.syncWithAnchor(t,l==null?void 0:l.frag)}else!this.hls.hasEnoughToStart&&c&&c.cc!==o?(c.abortRequests(),this.syncWithAnchor(t,c)):this.state===C.IDLE&&this.tick()}}getLoadPosition(){return!this.startFragRequested&&this.nextLoadPosition>=0?this.nextLoadPosition:super.getLoadPosition()}syncWithAnchor(e,t){var s;const i=((s=this.mainFragLoading)==null?void 0:s.frag)||null;if(t&&(i==null?void 0:i.cc)===t.cc)return;const r=(i||e).cc,n=this.getLevelDetails(),o=this.getLoadPosition(),c=In(n,r,o);c&&(this.log(`Syncing with main frag at ${c.start} cc ${c.cc}`),this.startFragRequested=!1,this.nextLoadPosition=c.start,this.resetLoadingState(),this.state===C.IDLE&&this.doTickIdle())}startLoad(e,t){if(!this.levels){this.startPosition=e,this.state=C.STOPPED;return}const s=this.lastCurrentTime;this.stopLoad(),this.setInterval(Mr),s>0&&e===-1?(this.log(`Override startPosition with lastCurrentTime @${s.toFixed(3)}`),e=s,this.state=C.IDLE):this.state=C.WAITING_TRACK,this.nextLoadPosition=this.lastCurrentTime=e+this.timelineOffset,this.startPosition=t?-1:e,this.tick()}doTick(){switch(this.state){case C.IDLE:this.doTickIdle();break;case C.WAITING_TRACK:{const{levels:e,trackId:t}=this,s=e==null?void 0:e[t],i=s==null?void 0:s.details;if(i&&!this.waitForLive(s)){if(this.waitForCdnTuneIn(i))break;this.state=C.WAITING_INIT_PTS}break}case C.FRAG_LOADING_WAITING_RETRY:{this.checkRetryDate();break}case C.WAITING_INIT_PTS:{const e=this.waitingData;if(e){const{frag:t,part:s,cache:i,complete:r}=e,n=this.mainAnchor;if(this.initPTS[t.cc]!==void 0){this.waitingData=null,this.state=C.FRAG_LOADING;const o=i.flush().buffer,c={frag:t,part:s,payload:o,networkDetails:null};this._handleFragmentLoadProgress(c),r&&super._handleFragmentLoadComplete(c)}else n&&n.cc!==e.frag.cc&&this.syncWithAnchor(n,e.frag)}else this.state=C.IDLE}}this.onTickEnd()}resetLoadingState(){const e=this.waitingData;e&&(this.fragmentTracker.removeFragment(e.frag),this.waitingData=null),super.resetLoadingState()}onTickEnd(){const{media:e}=this;e!=null&&e.readyState&&(this.lastCurrentTime=e.currentTime)}doTickIdle(){var e;const{hls:t,levels:s,media:i,trackId:r}=this,n=t.config;if(!this.buffering||!i&&!this.primaryPrefetch&&(this.startFragRequested||!n.startFragPrefetch)||!(s!=null&&s[r]))return;const o=s[r],c=o.details;if(!c||this.waitForLive(o)||this.waitForCdnTuneIn(c)){this.state=C.WAITING_TRACK,this.startFragRequested=!1;return}const l=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&l&&(this.bufferFlushed=!1,this.afterBufferFlushed(l,re.AUDIO,B.AUDIO));const h=this.getFwdBufferInfo(l,B.AUDIO);if(h===null)return;if(!this.switchingTrack&&this._streamEnded(h,c)){t.trigger(m.BUFFER_EOS,{type:"audio"}),this.state=C.ENDED;return}const u=h.len,d=t.maxBufferLength,f=c.fragments,g=f[0].start,y=this.getLoadPosition(),p=this.flushing?y:h.end;if(this.switchingTrack&&i){const S=y;c.PTSKnown&&S<g&&(h.end>g||h.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),i.currentTime=g+.05)}if(u>=d&&!this.switchingTrack&&p<f[f.length-1].start)return;let E=this.getNextFragment(p,c);if(E&&this.isLoopLoading(E,p)&&(E=this.getNextFragmentLoopLoading(E,c,h,B.MAIN,d)),!E){this.bufferFlushed=!0;return}if(this.exceedsMaxBuffer(h,d,E))return;let T=((e=this.mainFragLoading)==null?void 0:e.frag)||null;if(!this.audioOnly&&this.startFragRequested&&T&&ce(E)&&!E.endList&&(!c.live||!this.loadingParts&&p<this.hls.liveSyncPosition)&&(this.fragmentTracker.getState(T)===ue.OK&&(this.mainFragLoading=T=null),T&&ce(T))){if(E.start>T.end){const v=this.fragmentTracker.getFragAtPos(p,B.MAIN);v&&v.end>T.end&&(T=v,this.mainFragLoading={frag:v,targetBufferTime:null})}if(E.start>T.end)return}this.loadFragment(E,o,p)}onMediaDetaching(e,t){this.bufferFlushed=this.flushing=!1,super.onMediaDetaching(e,t)}onAudioTracksUpdated(e,{audioTracks:t}){this.resetTransmuxer(),this.levels=t.map(s=>new Ot(s))}onAudioTrackSwitching(e,t){const s=!!t.url;this.trackId=t.id;const{fragCurrent:i}=this;i&&(i.abortRequests(),this.removeUnbufferedFrags(i.start)),this.resetLoadingState(),s?(this.switchingTrack=t,this.flushAudioIfNeeded(t),this.state!==C.STOPPED&&(this.setInterval(Mr),this.state=C.IDLE,this.tick())):(this.resetTransmuxer(),this.switchingTrack=null,this.bufferedTrack=t,this.clearInterval())}onManifestLoading(){super.onManifestLoading(),this.bufferFlushed=this.flushing=this.audioOnly=!1,this.resetItem(),this.trackId=-1}onLevelLoaded(e,t){this.mainDetails=t.details;const s=this.cachedTrackLoadedData;s&&(this.cachedTrackLoadedData=null,this.onAudioTrackLoaded(m.AUDIO_TRACK_LOADED,s))}onAudioTrackLoaded(e,t){var s;const{levels:i}=this,{details:r,id:n,groupId:o,track:c}=t;if(!i){this.warn(`Audio tracks reset while loading track ${n} "${c.name}" of "${o}"`);return}const l=this.mainDetails;if(!l||r.endCC>l.endCC||l.expired){this.cachedTrackLoadedData=t,this.state!==C.STOPPED&&(this.state=C.WAITING_TRACK);return}this.cachedTrackLoadedData=null,this.log(`Audio track ${n} "${c.name}" of "${o}" loaded [${r.startSN},${r.endSN}]${r.lastPartSn?`[part-${r.lastPartSn}-${r.lastPartIndex}]`:""},duration:${r.totalduration}`);const h=i[n];let u=0;if(r.live||(s=h.details)!=null&&s.live){if(this.checkLiveUpdate(r),r.deltaUpdateFailed)return;if(h.details){var d;u=this.alignPlaylists(r,h.details,(d=this.levelLastLoaded)==null?void 0:d.details)}r.alignedSliding||(Kn(r,l),r.alignedSliding||ps(r,l),u=r.fragmentStart)}h.details=r,this.levelLastLoaded=h,this.startFragRequested||this.setStartPosition(l,u),this.hls.trigger(m.AUDIO_TRACK_UPDATED,{details:r,id:n,groupId:t.groupId}),this.state===C.WAITING_TRACK&&!this.waitForCdnTuneIn(r)&&(this.state=C.IDLE),this.tick()}_handleFragmentLoadProgress(e){var t;const s=e.frag,{part:i,payload:r}=e,{config:n,trackId:o,levels:c}=this;if(!c){this.warn(`Audio tracks were reset while fragment load was in progress. Fragment ${s.sn} of level ${s.level} will not be buffered`);return}const l=c[o];if(!l){this.warn("Audio track is undefined on fragment load progress");return}const h=l.details;if(!h){this.warn("Audio track details undefined on fragment load progress"),this.removeUnbufferedFrags(s.start);return}const u=n.defaultAudioCodec||l.audioCodec||"mp4a.40.2";let d=this.transmuxer;d||(d=this.transmuxer=new la(this.hls,B.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));const f=this.initPTS[s.cc],g=(t=s.initSegment)==null?void 0:t.data;if(f!==void 0){const p=i?i.index:-1,E=p!==-1,T=new Si(s.level,s.sn,s.stats.chunkCount,r.byteLength,p,E);d.push(r,g,u,"",s,i,h.totalduration,!1,T,f)}else{this.log(`Unknown video PTS for cc ${s.cc}, waiting for video PTS before demuxing audio frag ${s.sn} of [${h.startSN} ,${h.endSN}],track ${o}`);const{cache:y}=this.waitingData=this.waitingData||{frag:s,part:i,cache:new Vn,complete:!1};y.push(new Uint8Array(r)),this.state!==C.STOPPED&&(this.state=C.WAITING_INIT_PTS)}}_handleFragmentLoadComplete(e){if(this.waitingData){this.waitingData.complete=!0;return}super._handleFragmentLoadComplete(e)}onBufferReset(){this.mediaBuffer=null}onBufferCreated(e,t){this.bufferFlushed=this.flushing=!1;const s=t.tracks.audio;s&&(this.mediaBuffer=s.buffer||null)}onFragLoading(e,t){!this.audioOnly&&t.frag.type===B.MAIN&&ce(t.frag)&&(this.mainFragLoading=t,this.state===C.IDLE&&this.tick())}onFragBuffered(e,t){const{frag:s,part:i}=t;if(s.type!==B.AUDIO){!this.audioOnly&&s.type===B.MAIN&&!s.elementaryStreams.video&&!s.elementaryStreams.audiovideo&&(this.audioOnly=!0,this.mainFragLoading=null);return}if(this.fragContextChanged(s)){this.warn(`Fragment ${s.sn}${i?" p: "+i.index:""} of level ${s.level} finished buffering, but was aborted. state: ${this.state}, audioSwitch: ${this.switchingTrack?this.switchingTrack.name:"false"}`);return}if(ce(s)){this.fragPrevious=s;const r=this.switchingTrack;r&&(this.bufferedTrack=r,this.switchingTrack=null,this.hls.trigger(m.AUDIO_TRACK_SWITCHED,te({},r)))}this.fragBufferedComplete(s,i),this.media&&this.tick()}onError(e,t){var s;if(t.fatal){this.state=C.ERROR;return}switch(t.details){case R.FRAG_GAP:case R.FRAG_PARSING_ERROR:case R.FRAG_DECRYPT_ERROR:case R.FRAG_LOAD_ERROR:case R.FRAG_LOAD_TIMEOUT:case R.KEY_LOAD_ERROR:case R.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(B.AUDIO,t);break;case R.AUDIO_TRACK_LOAD_ERROR:case R.AUDIO_TRACK_LOAD_TIMEOUT:case R.LEVEL_PARSING_ERROR:!t.levelRetry&&this.state===C.WAITING_TRACK&&((s=t.context)==null?void 0:s.type)===Q.AUDIO_TRACK&&(this.state=C.IDLE);break;case R.BUFFER_ADD_CODEC_ERROR:case R.BUFFER_APPEND_ERROR:if(t.parent!=="audio")return;this.reduceLengthAndFlushBuffer(t)||this.resetLoadingState();break;case R.BUFFER_FULL_ERROR:if(t.parent!=="audio")return;this.reduceLengthAndFlushBuffer(t)&&(this.bufferedTrack=null,super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"));break;case R.INTERNAL_EXCEPTION:this.recoverWorkerError(t);break}}onBufferFlushing(e,{type:t}){t!==re.VIDEO&&(this.flushing=!0)}onBufferFlushed(e,{type:t}){if(t!==re.VIDEO){this.flushing=!1,this.bufferFlushed=!0,this.state===C.ENDED&&(this.state=C.IDLE);const s=this.mediaBuffer||this.media;s&&(this.afterBufferFlushed(s,t,B.AUDIO),this.tick())}}_handleTransmuxComplete(e){var t;const s="audio",{hls:i}=this,{remuxResult:r,chunkMeta:n}=e,o=this.getCurrentContext(n);if(!o){this.resetWhenMissingContext(n);return}const{frag:c,part:l,level:h}=o,{details:u}=h,{audio:d,text:f,id3:g,initSegment:y}=r;if(this.fragContextChanged(c)||!u){this.fragmentTracker.removeFragment(c);return}if(this.state=C.PARSING,this.switchingTrack&&d&&this.completeAudioSwitch(this.switchingTrack),y!=null&&y.tracks){const p=c.initSegment||c;if(this.unhandledEncryptionError(y,c))return;this._bufferInitSegment(h,y.tracks,p,n),i.trigger(m.FRAG_PARSING_INIT_SEGMENT,{frag:p,id:s,tracks:y.tracks})}if(d){const{startPTS:p,endPTS:E,startDTS:T,endDTS:S}=d;l&&(l.elementaryStreams[re.AUDIO]={startPTS:p,endPTS:E,startDTS:T,endDTS:S}),c.setElementaryStreamInfo(re.AUDIO,p,E,T,S),this.bufferFragmentData(d,c,l,n)}if(g!=null&&(t=g.samples)!=null&&t.length){const p=ie({id:s,frag:c,details:u},g);i.trigger(m.FRAG_PARSING_METADATA,p)}if(f){const p=ie({id:s,frag:c,details:u},f);i.trigger(m.FRAG_PARSING_USERDATA,p)}}_bufferInitSegment(e,t,s,i){if(this.state!==C.PARSING||(t.video&&delete t.video,t.audiovideo&&delete t.audiovideo,!t.audio))return;const r=t.audio;r.id=B.AUDIO;const n=e.audioCodec;this.log(`Init audio buffer, container:${r.container}, codecs[level/parsed]=[${n}/${r.codec}]`),n&&n.split(",").length===1&&(r.levelCodec=n),this.hls.trigger(m.BUFFER_CODECS,t);const o=r.initSegment;if(o!=null&&o.byteLength){const c={type:"audio",frag:s,part:null,chunkMeta:i,parent:s.type,data:o};this.hls.trigger(m.BUFFER_APPENDING,c)}this.tickImmediate()}loadFragment(e,t,s){const i=this.fragmentTracker.getState(e);if(this.switchingTrack||i===ue.NOT_LOADED||i===ue.PARTIAL){var r;if(!ce(e))this._loadInitSegment(e,t);else if((r=t.details)!=null&&r.live&&!this.initPTS[e.cc]){this.log(`Waiting for video PTS in continuity counter ${e.cc} of live stream before loading audio fragment ${e.sn} of level ${this.trackId}`),this.state=C.WAITING_INIT_PTS;const n=this.mainDetails;n&&n.fragmentStart!==t.details.fragmentStart&&ps(t.details,n)}else super.loadFragment(e,t,s)}else this.clearTrackerIfNeeded(e)}flushAudioIfNeeded(e){if(this.media&&this.bufferedTrack){const{name:t,lang:s,assocLang:i,characteristics:r,audioCodec:n,channels:o}=this.bufferedTrack;ot({name:t,lang:s,assocLang:i,characteristics:r,audioCodec:n,channels:o},e,at)||(us(e.url,this.hls)?(this.log("Switching audio track : flushing all audio"),super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio"),this.bufferedTrack=null):this.bufferedTrack=e)}}completeAudioSwitch(e){const{hls:t}=this;this.flushAudioIfNeeded(e),this.bufferedTrack=e,this.switchingTrack=null,t.trigger(m.AUDIO_TRACK_SWITCHED,te({},e))}}class Pi extends Ce{constructor(e,t){super(t,e.logger),this.hls=void 0,this.canLoad=!1,this.timer=-1,this.hls=e}destroy(){this.clearTimer(),this.hls=this.log=this.warn=null}clearTimer(){this.timer!==-1&&(self.clearTimeout(this.timer),this.timer=-1)}startLoad(){this.canLoad=!0,this.loadPlaylist()}stopLoad(){this.canLoad=!1,this.clearTimer()}switchParams(e,t,s){const i=t==null?void 0:t.renditionReports;if(i){let r=-1;for(let n=0;n<i.length;n++){const o=i[n];let c;try{c=new self.URL(o.URI,t.url).href}catch(l){this.warn(`Could not construct new URL for Rendition Report: ${l}`),c=o.URI||""}if(c===e){r=n;break}else c===e.substring(0,c.length)&&(r=n)}if(r!==-1){const n=i[r],o=parseInt(n["LAST-MSN"])||t.lastPartSn;let c=parseInt(n["LAST-PART"])||t.lastPartIndex;if(this.hls.config.lowLatencyMode){const h=Math.min(t.age-t.partTarget,t.targetduration);c>=0&&h>t.partTarget&&(c+=1)}const l=s&&Qi(s);return new Zi(o,c>=0?c:void 0,l)}}}loadPlaylist(e){this.clearTimer()}loadingPlaylist(e,t){this.clearTimer()}shouldLoadPlaylist(e){return this.canLoad&&!!e&&!!e.url&&(!e.details||e.details.live)}getUrlWithDirectives(e,t){if(t)try{return t.addDirectives(e)}catch(s){this.warn(`Could not construct new URL with HLS Delivery Directives: ${s}`)}return e}playlistLoaded(e,t,s){const{details:i,stats:r}=t,n=self.performance.now(),o=r.loading.first?Math.max(0,n-r.loading.first):0;i.advancedDateTime=Date.now()-o;const c=this.hls.config.timelineOffset;if(c!==i.appliedTimelineOffset){const h=Math.max(c||0,0);i.appliedTimelineOffset=h,i.fragments.forEach(u=>{u.setStart(u.playlistOffset+h)})}if(i.live||s!=null&&s.live){const h="levelInfo"in t?t.levelInfo:t.track;if(i.reloaded(s),s&&i.fragments.length>0){pl(s,i,this);const T=i.playlistParsingError;if(T){this.warn(T);const S=this.hls;if(!S.config.ignorePlaylistParsingErrors){var l;const{networkDetails:v}=t;S.trigger(m.ERROR,{type:V.NETWORK_ERROR,details:R.LEVEL_PARSING_ERROR,fatal:!1,url:i.url,error:T,reason:T.message,level:t.level||void 0,parent:(l=i.fragments[0])==null?void 0:l.type,networkDetails:v,stats:r});return}i.playlistParsingError=null}}i.requestScheduled===-1&&(i.requestScheduled=r.loading.start);const u=this.hls.mainForwardBufferInfo,d=u?u.end-u.len:0,f=(i.edge-d)*1e3,g=Nn(i,f);if(i.requestScheduled+g<n?i.requestScheduled=n:i.requestScheduled+=g,this.log(`live playlist ${e} ${i.advanced?"REFRESHED "+i.lastPartSn+"-"+i.lastPartIndex:i.updated?"UPDATED":"MISSED"}`),!this.canLoad||!i.live)return;let y,p,E;if(i.canBlockReload&&i.endSN&&i.advanced){const T=this.hls.config.lowLatencyMode,S=i.lastPartSn,v=i.endSN,x=i.lastPartIndex,D=x!==-1,A=S===v;D?A?(p=v+1,E=T?0:x):(p=S,E=T?x+1:i.maxPartIndex):p=v+1;const _=i.age,b=_+i.ageHeader;let I=Math.min(b-i.partTarget,i.targetduration*1.5);if(I>0){if(b>i.targetduration*3)this.log(`Playlist last advanced ${_.toFixed(2)}s ago. Omitting segment and part directives.`),p=void 0,E=void 0;else if(s!=null&&s.tuneInGoal&&b-i.partTarget>s.tuneInGoal)this.warn(`CDN Tune-in goal increased from: ${s.tuneInGoal} to: ${I} with playlist age: ${i.age}`),I=0;else{const P=Math.floor(I/i.targetduration);if(p+=P,E!==void 0){const F=Math.round(I%i.targetduration/i.partTarget);E+=F}this.log(`CDN Tune-in age: ${i.ageHeader}s last advanced ${_.toFixed(2)}s goal: ${I} skip sn ${P} to part ${E}`)}i.tuneInGoal=I}if(y=this.getDeliveryDirectives(i,t.deliveryDirectives,p,E),T||!A){i.requestScheduled=n,this.loadingPlaylist(h,y);return}}else(i.canBlockReload||i.canSkipUntil)&&(y=this.getDeliveryDirectives(i,t.deliveryDirectives,p,E));y&&p!==void 0&&i.canBlockReload&&(i.requestScheduled=r.loading.first+Math.max(g-o*2,g/2)),this.scheduleLoading(h,y,i)}else this.clearTimer()}scheduleLoading(e,t,s){const i=s||e.details;if(!i){this.loadingPlaylist(e,t);return}const r=self.performance.now(),n=i.requestScheduled;if(r>=n){this.loadingPlaylist(e,t);return}const o=n-r;this.log(`reload live playlist ${e.name||e.bitrate+"bps"} in ${Math.round(o)} ms`),this.clearTimer(),this.timer=self.setTimeout(()=>this.loadingPlaylist(e,t),o)}getDeliveryDirectives(e,t,s,i){let r=Qi(e);return t!=null&&t.skip&&e.deltaUpdateFailed&&(s=t.msn,i=t.part,r=ts.No),new Zi(s,i,r)}checkRetry(e){const t=e.details,s=ds(e),i=e.errorAction,{action:r,retryCount:n=0,retryConfig:o}=i||{},c=!!i&&!!o&&(r===ge.RetryRequest||!i.resolved&&r===ge.SendAlternateToPenaltyBox);if(c){var l;if(n>=o.maxNumRetry)return!1;if(s&&(l=e.context)!=null&&l.deliveryDirectives)this.warn(`Retrying playlist loading ${n+1}/${o.maxNumRetry} after "${t}" without delivery-directives`),this.loadPlaylist();else{const h=Ei(o,n);this.clearTimer(),this.timer=self.setTimeout(()=>this.loadPlaylist(),h),this.warn(`Retrying playlist loading ${n+1}/${o.maxNumRetry} after "${t}" in ${h}ms`)}e.levelRetry=!0,i.resolved=!0}return c}}function ca(a,e){if(a.length!==e.length)return!1;for(let t=0;t<a.length;t++)if(!Bt(a[t].attrs,e[t].attrs))return!1;return!0}function Bt(a,e,t){const s=a["STABLE-RENDITION-ID"];return s&&!t?s===e["STABLE-RENDITION-ID"]:!(t||["LANGUAGE","NAME","CHARACTERISTICS","AUTOSELECT","DEFAULT","FORCED","ASSOC-LANGUAGE"]).some(i=>a[i]!==e[i])}function ni(a,e){return e.label.toLowerCase()===a.name.toLowerCase()&&(!e.language||e.language.toLowerCase()===(a.lang||"").toLowerCase())}class Lc extends Pi{constructor(e){super(e,"audio-track-controller"),this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.registerListeners()}registerListeners(){const{hls:e}=this;e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.MANIFEST_PARSED,this.onManifestParsed,this),e.on(m.LEVEL_LOADING,this.onLevelLoading,this),e.on(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(m.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.MANIFEST_PARSED,this.onManifestParsed,this),e.off(m.LEVEL_LOADING,this.onLevelLoading,this),e.off(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(m.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(m.ERROR,this.onError,this)}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,super.destroy()}onManifestLoading(){this.tracks=[],this.tracksInGroup=[],this.groupIds=null,this.currentTrack=null,this.trackId=-1,this.selectDefaultTrack=!0}onManifestParsed(e,t){this.tracks=t.audioTracks||[]}onAudioTrackLoaded(e,t){const{id:s,groupId:i,details:r}=t,n=this.tracksInGroup[s];if(!n||n.groupId!==i){this.warn(`Audio track with id:${s} and group:${i} not found in active group ${n==null?void 0:n.groupId}`);return}const o=n.details;n.details=t.details,this.log(`Audio track ${s} "${n.name}" lang:${n.lang} group:${i} loaded [${r.startSN}-${r.endSN}]`),s===this.trackId&&this.playlistLoaded(s,t,o)}onLevelLoading(e,t){this.switchLevel(t.level)}onLevelSwitching(e,t){this.switchLevel(t.level)}switchLevel(e){const t=this.hls.levels[e];if(!t)return;const s=t.audioGroups||null,i=this.groupIds;let r=this.currentTrack;if(!s||(i==null?void 0:i.length)!==(s==null?void 0:s.length)||s!=null&&s.some(o=>(i==null?void 0:i.indexOf(o))===-1)){this.groupIds=s,this.trackId=-1,this.currentTrack=null;const o=this.tracks.filter(d=>!s||s.indexOf(d.groupId)!==-1);if(o.length)this.selectDefaultTrack&&!o.some(d=>d.default)&&(this.selectDefaultTrack=!1),o.forEach((d,f)=>{d.id=f});else if(!r&&!this.tracksInGroup.length)return;this.tracksInGroup=o;const c=this.hls.config.audioPreference;if(!r&&c){const d=$e(c,o,at);if(d>-1)r=o[d];else{const f=$e(c,this.tracks);r=this.tracks[f]}}let l=this.findTrackId(r);l===-1&&r&&(l=this.findTrackId(null));const h={audioTracks:o};this.log(`Updating audio tracks, ${o.length} track(s) found in group(s): ${s==null?void 0:s.join(",")}`),this.hls.trigger(m.AUDIO_TRACKS_UPDATED,h);const u=this.trackId;if(l!==-1&&u===-1)this.setAudioTrack(l);else if(o.length&&u===-1){var n;const d=new Error(`No audio track selected for current audio group-ID(s): ${(n=this.groupIds)==null?void 0:n.join(",")} track count: ${o.length}`);this.warn(d.message),this.hls.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:d})}}}onError(e,t){t.fatal||!t.context||t.context.type===Q.AUDIO_TRACK&&t.context.id===this.trackId&&(!this.groupIds||this.groupIds.indexOf(t.context.groupId)!==-1)&&this.checkRetry(t)}get allAudioTracks(){return this.tracks}get audioTracks(){return this.tracksInGroup}get audioTrack(){return this.trackId}set audioTrack(e){this.selectDefaultTrack=!1,this.setAudioTrack(e)}setAudioOption(e){const t=this.hls;if(t.config.audioPreference=e,e){const s=this.allAudioTracks;if(this.selectDefaultTrack=!1,s.length){const i=this.currentTrack;if(i&&ot(e,i,at))return i;const r=$e(e,this.tracksInGroup,at);if(r>-1){const n=this.tracksInGroup[r];return this.setAudioTrack(r),n}else if(i){let n=t.loadLevel;n===-1&&(n=t.firstAutoLevel);const o=No(e,t.levels,s,n,at);if(o===-1)return null;t.nextLoadLevel=o}if(e.channels||e.audioCodec){const n=$e(e,s);if(n>-1)return s[n]}}}return null}setAudioTrack(e){const t=this.tracksInGroup;if(e<0||e>=t.length){this.warn(`Invalid audio track id: ${e}`);return}this.selectDefaultTrack=!1;const s=this.currentTrack,i=t[e],r=i.details&&!i.details.live;if(e===this.trackId&&i===s&&r||(this.log(`Switching to audio-track ${e} "${i.name}" lang:${i.lang} group:${i.groupId} channels:${i.channels}`),this.trackId=e,this.currentTrack=i,this.hls.trigger(m.AUDIO_TRACK_SWITCHING,te({},i)),r))return;const n=this.switchParams(i.url,s==null?void 0:s.details,i.details);this.loadPlaylist(n)}findTrackId(e){const t=this.tracksInGroup;for(let s=0;s<t.length;s++){const i=t[s];if(!(this.selectDefaultTrack&&!i.default)&&(!e||ot(e,i,at)))return s}if(e){const{name:s,lang:i,assocLang:r,characteristics:n,audioCodec:o,channels:c}=e;for(let l=0;l<t.length;l++){const h=t[l];if(ot({name:s,lang:i,assocLang:r,characteristics:n,audioCodec:o,channels:c},h,at))return l}for(let l=0;l<t.length;l++){const h=t[l];if(Bt(e.attrs,h.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return l}for(let l=0;l<t.length;l++){const h=t[l];if(Bt(e.attrs,h.attrs,["LANGUAGE"]))return l}}return-1}loadPlaylist(e){super.loadPlaylist();const t=this.currentTrack;this.shouldLoadPlaylist(t)&&us(t.url,this.hls)&&this.scheduleLoading(t,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);const s=e.id,i=e.groupId,r=this.getUrlWithDirectives(e.url,t),n=e.details,o=n==null?void 0:n.age;this.log(`Loading audio-track ${s} "${e.name}" lang:${e.lang} group:${i}${(t==null?void 0:t.msn)!==void 0?" at sn "+t.msn+" part "+t.part:""}${o&&n.live?" age "+o.toFixed(1)+(n.type&&" "+n.type||""):""} ${r}`),this.hls.trigger(m.AUDIO_TRACK_LOADING,{url:r,id:s,groupId:i,deliveryDirectives:t||null,track:e})}}class Rc{constructor(e){this.tracks=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.tracks=e}destroy(){this.tracks=this.queues=null}append(e,t,s){if(this.queues===null||this.tracks===null)return;const i=this.queues[t];i.push(e),i.length===1&&!s&&this.executeNext(t)}appendBlocker(e){return new Promise(t=>{const s={label:"async-blocker",execute:t,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.append(s,e)})}prependBlocker(e){return new Promise(t=>{if(this.queues){const s={label:"async-blocker-prepend",execute:t,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.queues[e].unshift(s)}})}removeBlockers(){this.queues!==null&&[this.queues.video,this.queues.audio,this.queues.audiovideo].forEach(e=>{var t;const s=(t=e[0])==null?void 0:t.label;(s==="async-blocker"||s==="async-blocker-prepend")&&(e[0].execute(),e.splice(0,1))})}unblockAudio(e){if(this.queues===null)return;this.queues.audio[0]===e&&this.shiftAndExecuteNext("audio")}executeNext(e){if(this.queues===null||this.tracks===null)return;const t=this.queues[e];if(t.length){const i=t[0];try{i.execute()}catch(r){var s;if(i.onError(r),this.queues===null||this.tracks===null)return;const n=(s=this.tracks[e])==null?void 0:s.buffer;n!=null&&n.updating||this.shiftAndExecuteNext(e)}}}shiftAndExecuteNext(e){this.queues!==null&&(this.queues[e].shift(),this.executeNext(e))}current(e){var t;return((t=this.queues)==null?void 0:t[e][0])||null}toString(){const{queues:e,tracks:t}=this;return e===null||t===null?"<destroyed>":`
${this.list("video")}
${this.list("audio")}
${this.list("audiovideo")}}`}list(e){var t,s;return(t=this.queues)!=null&&t[e]||(s=this.tracks)!=null&&s[e]?`${e}: (${this.listSbInfo(e)}) ${this.listOps(e)}`:""}listSbInfo(e){var t;const s=(t=this.tracks)==null?void 0:t[e],i=s==null?void 0:s.buffer;return i?`SourceBuffer${i.updating?" updating":""}${s.ended?" ended":""}${s.ending?" ending":""}`:"none"}listOps(e){var t;return((t=this.queues)==null?void 0:t[e].map(s=>s.label).join(", "))||""}}const Nr=/(avc[1234]|hvc1|hev1|dvh[1e]|vp09|av01)(?:\.[^.,]+)+/,ha="HlsJsTrackRemovedError";class bc extends Error{constructor(e){super(e),this.name=ha}}class _c extends Ce{constructor(e,t){super("buffer-controller",e.logger),this.hls=void 0,this.fragmentTracker=void 0,this.details=null,this._objectUrl=null,this.operationQueue=null,this.bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.blockedAudioAppend=null,this.lastVideoAppendEnd=0,this.appendSource=void 0,this.transferData=void 0,this.overrides=void 0,this.appendErrors={audio:0,video:0,audiovideo:0},this.tracks={},this.sourceBuffers=[[null,null],[null,null]],this._onEndStreaming=s=>{var i;this.hls&&((i=this.mediaSource)==null?void 0:i.readyState)==="open"&&this.hls.pauseBuffering()},this._onStartStreaming=s=>{this.hls&&this.hls.resumeBuffering()},this._onMediaSourceOpen=s=>{const{media:i,mediaSource:r}=this;s&&this.log("Media source opened"),!(!i||!r)&&(r.removeEventListener("sourceopen",this._onMediaSourceOpen),i.removeEventListener("emptied",this._onMediaEmptied),this.updateDuration(),this.hls.trigger(m.MEDIA_ATTACHED,{media:i,mediaSource:r}),this.mediaSource!==null&&this.checkPendingTracks())},this._onMediaSourceClose=()=>{this.log("Media source closed")},this._onMediaSourceEnded=()=>{this.log("Media source ended")},this._onMediaEmptied=()=>{const{mediaSrc:s,_objectUrl:i}=this;s!==i&&this.error(`Media element src was set while attaching MediaSource (${i} > ${s})`)},this.hls=e,this.fragmentTracker=t,this.appendSource=Xa(Je(e.config.preferManagedMediaSource)),this.initTracks(),this.registerListeners()}hasSourceTypes(){return Object.keys(this.tracks).length>0}destroy(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=this.blockedAudioAppend=null,this.transferData=this.overrides=void 0,this.operationQueue&&(this.operationQueue.destroy(),this.operationQueue=null),this.hls=this.fragmentTracker=null,this._onMediaSourceOpen=this._onMediaSourceClose=null,this._onMediaSourceEnded=null,this._onStartStreaming=this._onEndStreaming=null}registerListeners(){const{hls:e}=this;e.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.MANIFEST_PARSED,this.onManifestParsed,this),e.on(m.BUFFER_RESET,this.onBufferReset,this),e.on(m.BUFFER_APPENDING,this.onBufferAppending,this),e.on(m.BUFFER_CODECS,this.onBufferCodecs,this),e.on(m.BUFFER_EOS,this.onBufferEos,this),e.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(m.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(m.FRAG_PARSED,this.onFragParsed,this),e.on(m.FRAG_CHANGED,this.onFragChanged,this),e.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.MANIFEST_PARSED,this.onManifestParsed,this),e.off(m.BUFFER_RESET,this.onBufferReset,this),e.off(m.BUFFER_APPENDING,this.onBufferAppending,this),e.off(m.BUFFER_CODECS,this.onBufferCodecs,this),e.off(m.BUFFER_EOS,this.onBufferEos,this),e.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(m.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(m.FRAG_PARSED,this.onFragParsed,this),e.off(m.FRAG_CHANGED,this.onFragChanged,this),e.off(m.ERROR,this.onError,this)}transferMedia(){const{media:e,mediaSource:t}=this;if(!e)return null;const s={};if(this.operationQueue){const r=this.isUpdating();r||this.operationQueue.removeBlockers();const n=this.isQueued();(r||n)&&this.warn(`Transfering MediaSource with${n?" operations in queue":""}${r?" updating SourceBuffer(s)":""} ${this.operationQueue}`),this.operationQueue.destroy()}const i=this.transferData;return!this.sourceBufferCount&&i&&i.mediaSource===t?ie(s,i.tracks):this.sourceBuffers.forEach(r=>{const[n]=r;n&&(s[n]=ie({},this.tracks[n]),this.removeBuffer(n)),r[0]=r[1]=null}),{media:e,mediaSource:t,tracks:s}}initTracks(){const e={};this.sourceBuffers=[[null,null],[null,null]],this.tracks=e,this.resetQueue(),this.resetAppendErrors(),this.lastMpegAudioChunk=this.blockedAudioAppend=null,this.lastVideoAppendEnd=0}onManifestLoading(){this.bufferCodecEventsTotal=0,this.details=null}onManifestParsed(e,t){var s;let i=2;(t.audio&&!t.video||!t.altAudio)&&(i=1),this.bufferCodecEventsTotal=i,this.log(`${i} bufferCodec event(s) expected.`),(s=this.transferData)!=null&&s.mediaSource&&this.sourceBufferCount&&i&&this.bufferCreated()}onMediaAttaching(e,t){const s=this.media=t.media;this.transferData=this.overrides=void 0;const i=Je(this.appendSource);if(i){const r=!!t.mediaSource;(r||t.overrides)&&(this.transferData=t,this.overrides=t.overrides);const n=this.mediaSource=t.mediaSource||new i;if(this.assignMediaSource(n),r)this._objectUrl=s.src,this.attachTransferred();else{const o=this._objectUrl=self.URL.createObjectURL(n);if(this.appendSource)try{s.removeAttribute("src");const c=self.ManagedMediaSource;s.disableRemotePlayback=s.disableRemotePlayback||c&&n instanceof c,Br(s),Dc(s,o),s.load()}catch{s.src=o}else s.src=o}s.addEventListener("emptied",this._onMediaEmptied)}}assignMediaSource(e){var t,s;this.log(`${((t=this.transferData)==null?void 0:t.mediaSource)===e?"transferred":"created"} media source: ${(s=e.constructor)==null?void 0:s.name}`),e.addEventListener("sourceopen",this._onMediaSourceOpen),e.addEventListener("sourceended",this._onMediaSourceEnded),e.addEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(e.addEventListener("startstreaming",this._onStartStreaming),e.addEventListener("endstreaming",this._onEndStreaming))}attachTransferred(){const e=this.media,t=this.transferData;if(!t||!e)return;const s=this.tracks,i=t.tracks,r=i?Object.keys(i):null,n=r?r.length:0,o=()=>{Promise.resolve().then(()=>{this.media&&this.mediaSourceOpenOrEnded&&this._onMediaSourceOpen()})};if(i&&r&&n){if(!this.tracksReady){this.hls.config.startFragPrefetch=!0,this.log("attachTransferred: waiting for SourceBuffer track info");return}if(this.log(`attachTransferred: (bufferCodecEventsTotal ${this.bufferCodecEventsTotal})
required tracks: ${ne(s,(c,l)=>c==="initSegment"?void 0:l)};
transfer tracks: ${ne(i,(c,l)=>c==="initSegment"?void 0:l)}}`),!an(i,s)){t.mediaSource=null,t.tracks=void 0;const c=e.currentTime,l=this.details,h=Math.max(c,(l==null?void 0:l.fragments[0].start)||0);if(h-c>1){this.log(`attachTransferred: waiting for playback to reach new tracks start time ${c} -> ${h}`);return}this.warn(`attachTransferred: resetting MediaSource for incompatible tracks ("${Object.keys(i)}"->"${Object.keys(s)}") start time: ${h} currentTime: ${c}`),this.onMediaDetaching(m.MEDIA_DETACHING,{}),this.onMediaAttaching(m.MEDIA_ATTACHING,t),e.currentTime=h;return}this.transferData=void 0,r.forEach(c=>{const l=c,h=i[l];if(h){const u=h.buffer;if(u){const d=this.fragmentTracker,f=h.id;if(d.hasFragments(f)||d.hasParts(f)){const p=q.getBuffered(u);d.detectEvictedFragments(l,p,f,null,!0)}const g=Ms(l),y=[l,u];this.sourceBuffers[g]=y,u.updating&&this.operationQueue&&this.operationQueue.prependBlocker(l),this.trackSourceBuffer(l,h)}}}),o(),this.bufferCreated()}else this.log("attachTransferred: MediaSource w/o SourceBuffers"),o()}get mediaSourceOpenOrEnded(){var e;const t=(e=this.mediaSource)==null?void 0:e.readyState;return t==="open"||t==="ended"}onMediaDetaching(e,t){const s=!!t.transferMedia;this.transferData=this.overrides=void 0;const{media:i,mediaSource:r,_objectUrl:n}=this;if(r){if(this.log(`media source ${s?"transferring":"detaching"}`),s)this.sourceBuffers.forEach(([o])=>{o&&this.removeBuffer(o)}),this.resetQueue();else{if(this.mediaSourceOpenOrEnded){const o=r.readyState==="open";try{const c=r.sourceBuffers;for(let l=c.length;l--;)o&&c[l].abort(),r.removeSourceBuffer(c[l]);o&&r.endOfStream()}catch(c){this.warn(`onMediaDetaching: ${c.message} while calling endOfStream`)}}this.sourceBufferCount&&this.onBufferReset()}r.removeEventListener("sourceopen",this._onMediaSourceOpen),r.removeEventListener("sourceended",this._onMediaSourceEnded),r.removeEventListener("sourceclose",this._onMediaSourceClose),this.appendSource&&(r.removeEventListener("startstreaming",this._onStartStreaming),r.removeEventListener("endstreaming",this._onEndStreaming)),this.mediaSource=null,this._objectUrl=null}i&&(i.removeEventListener("emptied",this._onMediaEmptied),s||(n&&self.URL.revokeObjectURL(n),this.mediaSrc===n?(i.removeAttribute("src"),this.appendSource&&Br(i),i.load()):this.warn("media|source.src was changed by a third party - skip cleanup")),this.media=null),this.hls.trigger(m.MEDIA_DETACHED,t)}onBufferReset(){this.sourceBuffers.forEach(([e])=>{e&&this.resetBuffer(e)}),this.initTracks()}resetBuffer(e){var t;const s=(t=this.tracks[e])==null?void 0:t.buffer;if(this.removeBuffer(e),s)try{var i;(i=this.mediaSource)!=null&&i.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(s)}catch(r){this.warn(`onBufferReset ${e}`,r)}delete this.tracks[e]}removeBuffer(e){this.removeBufferListeners(e),this.sourceBuffers[Ms(e)]=[null,null];const t=this.tracks[e];t&&(t.buffer=void 0)}resetQueue(){this.operationQueue&&this.operationQueue.destroy(),this.operationQueue=new Rc(this.tracks)}onBufferCodecs(e,t){var s;const i=this.tracks,r=Object.keys(t);this.log(`BUFFER_CODECS: "${r}" (current SB count ${this.sourceBufferCount})`);const n="audiovideo"in t&&(i.audio||i.video)||i.audiovideo&&("audio"in t||"video"in t),o=!n&&this.sourceBufferCount&&this.media&&r.some(c=>!i[c]);if(n||o){this.warn(`Unsupported transition between "${Object.keys(i)}" and "${r}" SourceBuffers`);return}r.forEach(c=>{var l,h;const u=t[c],{id:d,codec:f,levelCodec:g,container:y,metadata:p,supplemental:E}=u;let T=i[c];const S=(l=this.transferData)==null||(l=l.tracks)==null?void 0:l[c],v=S!=null&&S.buffer?S:T,x=(v==null?void 0:v.pendingCodec)||(v==null?void 0:v.codec),D=v==null?void 0:v.levelCodec;T||(T=i[c]={buffer:void 0,listeners:[],codec:f,supplemental:E,container:y,levelCodec:g,metadata:p,id:d});const A=es(x,D),_=A==null?void 0:A.replace(Nr,"$1");let b=es(f,g);const I=(h=b)==null?void 0:h.replace(Nr,"$1");b&&A&&_!==I&&(c.slice(0,5)==="audio"&&(b=cs(b,this.appendSource)),this.log(`switching codec ${x} to ${b}`),b!==(T.pendingCodec||T.codec)&&(T.pendingCodec=b),T.container=y,this.appendChangeType(c,y,b))}),(this.tracksReady||this.sourceBufferCount)&&(t.tracks=this.sourceBufferTracks),!this.sourceBufferCount&&(this.bufferCodecEventsTotal>1&&!this.tracks.video&&!t.video&&((s=t.audio)==null?void 0:s.id)==="main"&&(this.log("Main audio-only"),this.bufferCodecEventsTotal=1),this.mediaSourceOpenOrEnded&&this.checkPendingTracks())}get sourceBufferTracks(){return Object.keys(this.tracks).reduce((e,t)=>{const s=this.tracks[t];return e[t]={id:s.id,container:s.container,codec:s.codec,levelCodec:s.levelCodec},e},{})}appendChangeType(e,t,s){const i=`${t};codecs=${s}`,r={label:`change-type=${i}`,execute:()=>{const n=this.tracks[e];if(n){const o=n.buffer;o!=null&&o.changeType&&(this.log(`changing ${e} sourceBuffer type to ${i}`),o.changeType(i),n.codec=s,n.container=t)}this.shiftAndExecuteNext(e)},onStart:()=>{},onComplete:()=>{},onError:n=>{this.warn(`Failed to change ${e} SourceBuffer type`,n)}};this.append(r,e,this.isPending(this.tracks[e]))}blockAudio(e){var t;const s=e.start,i=s+e.duration*.05;if(((t=this.fragmentTracker.getAppendedFrag(s,B.MAIN))==null?void 0:t.gap)===!0)return;const n={label:"block-audio",execute:()=>{var o;const c=this.tracks.video;(this.lastVideoAppendEnd>i||c!=null&&c.buffer&&q.isBuffered(c.buffer,i)||((o=this.fragmentTracker.getAppendedFrag(i,B.MAIN))==null?void 0:o.gap)===!0)&&(this.blockedAudioAppend=null,this.shiftAndExecuteNext("audio"))},onStart:()=>{},onComplete:()=>{},onError:o=>{this.warn("Error executing block-audio operation",o)}};this.blockedAudioAppend={op:n,frag:e},this.append(n,"audio",!0)}unblockAudio(){const{blockedAudioAppend:e,operationQueue:t}=this;e&&t&&(this.blockedAudioAppend=null,t.unblockAudio(e.op))}onBufferAppending(e,t){const{tracks:s}=this,{data:i,type:r,parent:n,frag:o,part:c,chunkMeta:l,offset:h}=t,u=l.buffering[r],{sn:d,cc:f}=o,g=self.performance.now();u.start=g;const y=o.stats.buffering,p=c?c.stats.buffering:null;y.start===0&&(y.start=g),p&&p.start===0&&(p.start=g);const E=s.audio;let T=!1;r==="audio"&&(E==null?void 0:E.container)==="audio/mpeg"&&(T=!this.lastMpegAudioChunk||l.id===1||this.lastMpegAudioChunk.sn!==l.sn,this.lastMpegAudioChunk=l);const S=s.video,v=S==null?void 0:S.buffer;if(v&&d!=="initSegment"){const A=c||o,_=this.blockedAudioAppend;if(r==="audio"&&n!=="main"&&!this.blockedAudioAppend&&!(S.ending||S.ended)){const I=A.start+A.duration*.05,P=v.buffered,F=this.currentOp("video");!P.length&&!F?this.blockAudio(A):!F&&!q.isBuffered(v,I)&&this.lastVideoAppendEnd<I&&this.blockAudio(A)}else if(r==="video"){const b=A.end;if(_){const I=_.frag.start;(b>I||b<this.lastVideoAppendEnd||q.isBuffered(v,I))&&this.unblockAudio()}this.lastVideoAppendEnd=b}}const x=(c||o).start,D={label:`append-${r}`,execute:()=>{var A;u.executeStart=self.performance.now();const _=(A=this.tracks[r])==null?void 0:A.buffer;_&&(T?this.updateTimestampOffset(_,x,.1,r,d,f):h!==void 0&&M(h)&&this.updateTimestampOffset(_,h,1e-6,r,d,f)),this.appendExecutor(i,r)},onStart:()=>{},onComplete:()=>{const A=self.performance.now();u.executeEnd=u.end=A,y.first===0&&(y.first=A),p&&p.first===0&&(p.first=A);const _={};this.sourceBuffers.forEach(([b,I])=>{b&&(_[b]=q.getBuffered(I))}),this.appendErrors[r]=0,r==="audio"||r==="video"?this.appendErrors.audiovideo=0:(this.appendErrors.audio=0,this.appendErrors.video=0),this.hls.trigger(m.BUFFER_APPENDED,{type:r,frag:o,part:c,chunkMeta:l,parent:o.type,timeRanges:_})},onError:A=>{var _;const b={type:V.MEDIA_ERROR,parent:o.type,details:R.BUFFER_APPEND_ERROR,sourceBufferName:r,frag:o,part:c,chunkMeta:l,error:A,err:A,fatal:!1},I=(_=this.media)==null?void 0:_.error;if(A.code===DOMException.QUOTA_EXCEEDED_ERR||A.name=="QuotaExceededError"||"quota"in A)b.details=R.BUFFER_FULL_ERROR;else if(A.code===DOMException.INVALID_STATE_ERR&&this.mediaSourceOpenOrEnded&&!I)b.errorAction=Et(!0);else if(A.name===ha&&this.sourceBufferCount===0)b.errorAction=Et(!0);else{const P=++this.appendErrors[r];this.warn(`Failed ${P}/${this.hls.config.appendErrorMaxRetry} times to append segment in "${r}" sourceBuffer (${I||"no media error"})`),(P>=this.hls.config.appendErrorMaxRetry||I)&&(b.fatal=!0)}this.hls.trigger(m.ERROR,b)}};this.log(`queuing "${r}" append sn: ${d}${c?" p: "+c.index:""} of ${o.type===B.MAIN?"level":"track"} ${o.level} cc: ${f}`),this.append(D,r,this.isPending(this.tracks[r]))}getFlushOp(e,t,s){return this.log(`queuing "${e}" remove ${t}-${s}`),{label:"remove",execute:()=>{this.removeExecutor(e,t,s)},onStart:()=>{},onComplete:()=>{this.hls.trigger(m.BUFFER_FLUSHED,{type:e})},onError:i=>{this.warn(`Failed to remove ${t}-${s} from "${e}" SourceBuffer`,i)}}}onBufferFlushing(e,t){const{type:s,startOffset:i,endOffset:r}=t;s?this.append(this.getFlushOp(s,i,r),s):this.sourceBuffers.forEach(([n])=>{n&&this.append(this.getFlushOp(n,i,r),n)})}onFragParsed(e,t){const{frag:s,part:i}=t,r=[],n=i?i.elementaryStreams:s.elementaryStreams;n[re.AUDIOVIDEO]?r.push("audiovideo"):(n[re.AUDIO]&&r.push("audio"),n[re.VIDEO]&&r.push("video"));const o=()=>{const c=self.performance.now();s.stats.buffering.end=c,i&&(i.stats.buffering.end=c);const l=i?i.stats:s.stats;this.hls.trigger(m.FRAG_BUFFERED,{frag:s,part:i,stats:l,id:s.type})};r.length===0&&this.warn(`Fragments must have at least one ElementaryStreamType set. type: ${s.type} level: ${s.level} sn: ${s.sn}`),this.blockBuffers(o,r).catch(c=>{this.warn(`Fragment buffered callback ${c}`),this.stepOperationQueue(this.sourceBufferTypes)})}onFragChanged(e,t){this.trimBuffers()}get bufferedToEnd(){return this.sourceBufferCount>0&&!this.sourceBuffers.some(([e])=>{if(e){const t=this.tracks[e];if(t)return!t.ended||t.ending}return!1})}onBufferEos(e,t){var s;this.sourceBuffers.forEach(([n])=>{if(n){const o=this.tracks[n];(!t.type||t.type===n)&&(o.ending=!0,o.ended||(o.ended=!0,this.log(`${n} buffer reached EOS`)))}});const i=((s=this.overrides)==null?void 0:s.endOfStream)!==!1;this.sourceBufferCount>0&&!this.sourceBuffers.some(([n])=>{var o;return n&&!((o=this.tracks[n])!=null&&o.ended)})?i?(this.log("Queueing EOS"),this.blockUntilOpen(()=>{this.tracksEnded();const{mediaSource:n}=this;if(!n||n.readyState!=="open"){n&&this.log(`Could not call mediaSource.endOfStream(). mediaSource.readyState: ${n.readyState}`);return}this.log("Calling mediaSource.endOfStream()"),n.endOfStream(),this.hls.trigger(m.BUFFERED_TO_END,void 0)})):(this.tracksEnded(),this.hls.trigger(m.BUFFERED_TO_END,void 0)):t.type==="video"&&this.unblockAudio()}tracksEnded(){this.sourceBuffers.forEach(([e])=>{if(e!==null){const t=this.tracks[e];t&&(t.ending=!1)}})}onLevelUpdated(e,{details:t}){t.fragments.length&&(this.details=t,this.updateDuration())}updateDuration(){this.blockUntilOpen(()=>{const e=this.getDurationAndRange();e&&this.updateMediaSource(e)})}onError(e,t){if(t.details===R.BUFFER_APPEND_ERROR&&t.frag){var s;const i=(s=t.errorAction)==null?void 0:s.nextAutoLevel;M(i)&&i!==t.frag.level&&this.resetAppendErrors()}}resetAppendErrors(){this.appendErrors={audio:0,video:0,audiovideo:0}}trimBuffers(){const{hls:e,details:t,media:s}=this;if(!s||t===null||!this.sourceBufferCount)return;const i=e.config,r=s.currentTime,n=t.levelTargetDuration,o=t.live&&i.liveBackBufferLength!==null?i.liveBackBufferLength:i.backBufferLength;if(M(o)&&o>=0){const l=Math.max(o,n),h=Math.floor(r/n)*n-l;this.flushBackBuffer(r,n,h)}const c=i.frontBufferFlushThreshold;if(M(c)&&c>0){const l=Math.max(i.maxBufferLength,c),h=Math.max(l,n),u=Math.floor(r/n)*n+h;this.flushFrontBuffer(r,n,u)}}flushBackBuffer(e,t,s){this.sourceBuffers.forEach(([i,r])=>{if(r){const o=q.getBuffered(r);if(o.length>0&&s>o.start(0)){var n;this.hls.trigger(m.BACK_BUFFER_REACHED,{bufferEnd:s});const c=this.tracks[i];if((n=this.details)!=null&&n.live)this.hls.trigger(m.LIVE_BACK_BUFFER_REACHED,{bufferEnd:s});else if(c!=null&&c.ended){this.log(`Cannot flush ${i} back buffer while SourceBuffer is in ended state`);return}this.hls.trigger(m.BUFFER_FLUSHING,{startOffset:0,endOffset:s,type:i})}}})}flushFrontBuffer(e,t,s){this.sourceBuffers.forEach(([i,r])=>{if(r){const n=q.getBuffered(r),o=n.length;if(o<2)return;const c=n.start(o-1),l=n.end(o-1);if(s>c||e>=c&&e<=l)return;this.hls.trigger(m.BUFFER_FLUSHING,{startOffset:c,endOffset:1/0,type:i})}})}getDurationAndRange(){var e;const{details:t,mediaSource:s}=this;if(!t||!this.media||(s==null?void 0:s.readyState)!=="open")return null;const i=t.edge;if(t.live&&this.hls.config.liveDurationInfinity){if(t.fragments.length&&s.setLiveSeekableRange){const l=Math.max(0,t.fragmentStart),h=Math.max(l,i);return{duration:1/0,start:l,end:h}}return{duration:1/0}}const r=(e=this.overrides)==null?void 0:e.duration;if(r)return M(r)?{duration:r}:null;const n=this.media.duration,o=M(s.duration)?s.duration:0;return i>o&&i>n||!M(n)?{duration:i}:null}updateMediaSource({duration:e,start:t,end:s}){const i=this.mediaSource;!this.media||!i||i.readyState!=="open"||(i.duration!==e&&(M(e)&&this.log(`Updating MediaSource duration to ${e.toFixed(3)}`),i.duration=e),t!==void 0&&s!==void 0&&(this.log(`MediaSource duration is set to ${i.duration}. Setting seekable range to ${t}-${s}.`),i.setLiveSeekableRange(t,s)))}get tracksReady(){const e=this.pendingTrackCount;return e>0&&(e>=this.bufferCodecEventsTotal||this.isPending(this.tracks.audiovideo))}checkPendingTracks(){const{bufferCodecEventsTotal:e,pendingTrackCount:t,tracks:s}=this;if(this.log(`checkPendingTracks (pending: ${t} codec events expected: ${e}) ${ne(s)}`),this.tracksReady){var i;const r=(i=this.transferData)==null?void 0:i.tracks;r&&Object.keys(r).length?this.attachTransferred():this.createSourceBuffers()}}bufferCreated(){if(this.sourceBufferCount){const e={};this.sourceBuffers.forEach(([t,s])=>{if(t){const i=this.tracks[t];e[t]={buffer:s,container:i.container,codec:i.codec,supplemental:i.supplemental,levelCodec:i.levelCodec,id:i.id,metadata:i.metadata}}}),this.hls.trigger(m.BUFFER_CREATED,{tracks:e}),this.log(`SourceBuffers created. Running queue: ${this.operationQueue}`),this.sourceBuffers.forEach(([t])=>{this.executeNext(t)})}else{const e=new Error("could not create source buffer for media codec(s)");this.hls.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:e,reason:e.message})}}createSourceBuffers(){const{tracks:e,sourceBuffers:t,mediaSource:s}=this;if(!s)throw new Error("createSourceBuffers called when mediaSource was null");for(const r in e){const n=r,o=e[n];if(this.isPending(o)){const c=this.getTrackCodec(o,n),l=`${o.container};codecs=${c}`;o.codec=c,this.log(`creating sourceBuffer(${l})${this.currentOp(n)?" Queued":""} ${ne(o)}`);try{const h=s.addSourceBuffer(l),u=Ms(n),d=[n,h];t[u]=d,o.buffer=h}catch(h){var i;this.error(`error while trying to add sourceBuffer: ${h.message}`),this.shiftAndExecuteNext(n),(i=this.operationQueue)==null||i.removeBlockers(),delete this.tracks[n],this.hls.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:h,sourceBufferName:n,mimeType:l,parent:o.id});return}this.trackSourceBuffer(n,o)}}this.bufferCreated()}getTrackCodec(e,t){const s=e.supplemental;let i=e.codec;s&&(t==="video"||t==="audiovideo")&&kt(s,"video")&&(i=Eo(i,s));const r=es(i,e.levelCodec);return r?t.slice(0,5)==="audio"?cs(r,this.appendSource):r:""}trackSourceBuffer(e,t){const s=t.buffer;if(!s)return;const i=this.getTrackCodec(t,e);this.tracks[e]={buffer:s,codec:i,container:t.container,levelCodec:t.levelCodec,supplemental:t.supplemental,metadata:t.metadata,id:t.id,listeners:[]},this.removeBufferListeners(e),this.addBufferListener(e,"updatestart",this.onSBUpdateStart),this.addBufferListener(e,"updateend",this.onSBUpdateEnd),this.addBufferListener(e,"error",this.onSBUpdateError),this.appendSource&&this.addBufferListener(e,"bufferedchange",(r,n)=>{const o=n.removedRanges;o!=null&&o.length&&this.hls.trigger(m.BUFFER_FLUSHED,{type:r})})}get mediaSrc(){var e,t;const s=((e=this.media)==null||(t=e.querySelector)==null?void 0:t.call(e,"source"))||this.media;return s==null?void 0:s.src}onSBUpdateStart(e){const t=this.currentOp(e);t&&t.onStart()}onSBUpdateEnd(e){var t;if(((t=this.mediaSource)==null?void 0:t.readyState)==="closed"){this.resetBuffer(e);return}const s=this.currentOp(e);s&&(s.onComplete(),this.shiftAndExecuteNext(e))}onSBUpdateError(e,t){var s;const i=new Error(`${e} SourceBuffer error. MediaSource readyState: ${(s=this.mediaSource)==null?void 0:s.readyState}`);this.error(`${i}`,t),this.hls.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.BUFFER_APPENDING_ERROR,sourceBufferName:e,error:i,fatal:!1});const r=this.currentOp(e);r&&r.onError(i)}updateTimestampOffset(e,t,s,i,r,n){const o=t-e.timestampOffset;Math.abs(o)>=s&&(this.log(`Updating ${i} SourceBuffer timestampOffset to ${t} (sn: ${r} cc: ${n})`),e.timestampOffset=t)}removeExecutor(e,t,s){const{media:i,mediaSource:r}=this,n=this.tracks[e],o=n==null?void 0:n.buffer;if(!i||!r||!o){this.warn(`Attempting to remove from the ${e} SourceBuffer, but it does not exist`),this.shiftAndExecuteNext(e);return}const c=M(i.duration)?i.duration:1/0,l=M(r.duration)?r.duration:1/0,h=Math.max(0,t),u=Math.min(s,c,l);u>h&&(!n.ending||n.ended)?(n.ended=!1,this.log(`Removing [${h},${u}] from the ${e} SourceBuffer`),o.remove(h,u)):this.shiftAndExecuteNext(e)}appendExecutor(e,t){const s=this.tracks[t],i=s==null?void 0:s.buffer;if(!i)throw new bc(`Attempting to append to the ${t} SourceBuffer, but it does not exist`);s.ending=!1,s.ended=!1,i.appendBuffer(e)}blockUntilOpen(e){if(this.isUpdating()||this.isQueued())this.blockBuffers(e).catch(t=>{this.warn(`SourceBuffer blocked callback ${t}`),this.stepOperationQueue(this.sourceBufferTypes)});else try{e()}catch(t){this.warn(`Callback run without blocking ${this.operationQueue} ${t}`)}}isUpdating(){return this.sourceBuffers.some(([e,t])=>e&&t.updating)}isQueued(){return this.sourceBuffers.some(([e])=>e&&!!this.currentOp(e))}isPending(e){return!!e&&!e.buffer}blockBuffers(e,t=this.sourceBufferTypes){if(!t.length)return this.log("Blocking operation requested, but no SourceBuffers exist"),Promise.resolve().then(e);const{operationQueue:s}=this,i=t.map(n=>this.appendBlocker(n));return t.length>1&&!!this.blockedAudioAppend&&this.unblockAudio(),Promise.all(i).then(n=>{s===this.operationQueue&&(e(),this.stepOperationQueue(this.sourceBufferTypes))})}stepOperationQueue(e){e.forEach(t=>{var s;const i=(s=this.tracks[t])==null?void 0:s.buffer;!i||i.updating||this.shiftAndExecuteNext(t)})}append(e,t,s){this.operationQueue&&this.operationQueue.append(e,t,s)}appendBlocker(e){if(this.operationQueue)return this.operationQueue.appendBlocker(e)}currentOp(e){return this.operationQueue?this.operationQueue.current(e):null}executeNext(e){e&&this.operationQueue&&this.operationQueue.executeNext(e)}shiftAndExecuteNext(e){this.operationQueue&&this.operationQueue.shiftAndExecuteNext(e)}get pendingTrackCount(){return Object.keys(this.tracks).reduce((e,t)=>e+(this.isPending(this.tracks[t])?1:0),0)}get sourceBufferCount(){return this.sourceBuffers.reduce((e,[t])=>e+(t?1:0),0)}get sourceBufferTypes(){return this.sourceBuffers.map(([e])=>e).filter(e=>!!e)}addBufferListener(e,t,s){const i=this.tracks[e];if(!i)return;const r=i.buffer;if(!r)return;const n=s.bind(this,e);i.listeners.push({event:t,listener:n}),r.addEventListener(t,n)}removeBufferListeners(e){const t=this.tracks[e];if(!t)return;const s=t.buffer;s&&(t.listeners.forEach(i=>{s.removeEventListener(i.event,i.listener)}),t.listeners.length=0)}}function Br(a){const e=a.querySelectorAll("source");[].slice.call(e).forEach(t=>{a.removeChild(t)})}function Dc(a,e){const t=self.document.createElement("source");t.type="video/mp4",t.src=e,a.appendChild(t)}function Ms(a){return a==="audio"?1:0}class ki{constructor(e){this.hls=void 0,this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.clientRect=void 0,this.streamController=void 0,this.hls=e,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 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s=this.hls.levels[t.droppedLevel];this.isLevelAllowed(s)&&this.restrictedLevels.push({bitrate:s.bitrate,height:s.height,width:s.width})}onMediaAttaching(e,t){this.media=t.media instanceof HTMLVideoElement?t.media:null,this.clientRect=null,this.timer&&this.hls.levels.length&&this.detectPlayerSize()}onManifestParsed(e,t){const s=this.hls;this.restrictedLevels=[],this.firstLevel=t.firstLevel,s.config.capLevelToPlayerSize&&t.video&&this.startCapping()}onLevelsUpdated(e,t){this.timer&&M(this.autoLevelCapping)&&this.detectPlayerSize()}onBufferCodecs(e,t){this.hls.config.capLevelToPlayerSize&&t.video&&this.startCapping()}onMediaDetaching(){this.stopCapping(),this.media=null}detectPlayerSize(){if(this.media){if(this.mediaHeight<=0||this.mediaWidth<=0){this.clientRect=null;return}const e=this.hls.levels;if(e.length){const t=this.hls,s=this.getMaxLevel(e.length-1);s!==this.autoLevelCapping&&t.logger.log(`Setting autoLevelCapping to ${s}: ${e[s].height}p@${e[s].bitrate} for media ${this.mediaWidth}x${this.mediaHeight}`),t.autoLevelCapping=s,t.autoLevelEnabled&&t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}}getMaxLevel(e){const t=this.hls.levels;if(!t.length)return-1;const s=t.filter((i,r)=>this.isLevelAllowed(i)&&r<=e);return this.clientRect=null,ki.getMaxLevelByMediaSize(s,this.mediaWidth,this.mediaHeight)}startCapping(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())}stopCapping(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)}getDimensions(){if(this.clientRect)return this.clientRect;const e=this.media,t={width:0,height:0};if(e){const 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s=Ah(e,t);if(!s)return a;if(Gr.test(a))return a.replace(Gr,s);const i=a.includes("?")?"&":"?";return`${a}${i}${s}`}class Lh{constructor(e){this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.includeKeys=void 0,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=()=>{this.initialized&&(this.starved=!0),this.buffering=!0},this.onPlaying=()=>{this.initialized||(this.initialized=!0),this.buffering=!1},this.applyPlaylistData=i=>{try{this.apply(i,{ot:Se.MANIFEST,su:!this.initialized})}catch(r){this.hls.logger.warn("Could not generate manifest CMCD data.",r)}},this.applyFragmentData=i=>{try{const{frag:r,part:n}=i,o=this.hls.levels[r.level],c=this.getObjectType(r),l={d:(n||r).duration*1e3,ot:c};(c===Se.VIDEO||c===Se.AUDIO||c==Se.MUXED)&&(l.br=o.bitrate/1e3,l.tb=this.getTopBandwidth(c)/1e3,l.bl=this.getBufferLength(c));const h=n?this.getNextPart(n):this.getNextFrag(r);h!=null&&h.url&&h.url!==r.url&&(l.nor=h.url),this.apply(i,l)}catch(r){this.hls.logger.warn("Could not generate segment CMCD data.",r)}},this.hls=e;const t=this.config=e.config,{cmcd:s}=t;s!=null&&(t.pLoader=this.createPlaylistLoader(),t.fLoader=this.createFragmentLoader(),this.sid=s.sessionId||e.sessionId,this.cid=s.contentId,this.useHeaders=s.useHeaders===!0,this.includeKeys=s.includeKeys,this.registerListeners())}registerListeners(){const e=this.hls;e.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(m.MEDIA_DETACHED,this.onMediaDetached,this),e.on(m.BUFFER_CREATED,this.onBufferCreated,this)}unregisterListeners(){const e=this.hls;e.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(m.MEDIA_DETACHED,this.onMediaDetached,this),e.off(m.BUFFER_CREATED,this.onBufferCreated,this)}destroy(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null,this.onWaiting=this.onPlaying=this.media=null}onMediaAttached(e,t){this.media=t.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)}onMediaDetached(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)}onBufferCreated(e,t){var s,i;this.audioBuffer=(s=t.tracks.audio)==null?void 0:s.buffer,this.videoBuffer=(i=t.tracks.video)==null?void 0:i.buffer}createData(){var e;return{v:1,sf:kc.HLS,sid:this.sid,cid:this.cid,pr:(e=this.media)==null?void 0:e.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}}apply(e,t={}){ie(t,this.createData());const s=t.ot===Se.INIT||t.ot===Se.VIDEO||t.ot===Se.MUXED;this.starved&&s&&(t.bs=!0,t.su=!0,this.starved=!1),t.su==null&&(t.su=this.buffering);const{includeKeys:i}=this;i&&(t=Object.keys(t).reduce((n,o)=>(i.includes(o)&&(n[o]=t[o]),n),{}));const r={baseUrl:e.url};this.useHeaders?(e.headers||(e.headers={}),Th(e.headers,t,r)):e.url=Ih(e.url,t,r)}getNextFrag(e){var t;const s=(t=this.hls.levels[e.level])==null?void 0:t.details;if(s){const i=e.sn-s.startSN;return s.fragments[i+1]}}getNextPart(e){var t;const{index:s,fragment:i}=e,r=(t=this.hls.levels[i.level])==null||(t=t.details)==null?void 0:t.partList;if(r){const{sn:n}=i;for(let o=r.length-1;o>=0;o--){const c=r[o];if(c.index===s&&c.fragment.sn===n)return r[o+1]}}}getObjectType(e){const{type:t}=e;if(t==="subtitle")return Se.TIMED_TEXT;if(e.sn==="initSegment")return Se.INIT;if(t==="audio")return Se.AUDIO;if(t==="main")return this.hls.audioTracks.length?Se.VIDEO:Se.MUXED}getTopBandwidth(e){let t=0,s;const i=this.hls;if(e===Se.AUDIO)s=i.audioTracks;else{const r=i.maxAutoLevel,n=r>-1?r+1:i.levels.length;s=i.levels.slice(0,n)}return s.forEach(r=>{r.bitrate>t&&(t=r.bitrate)}),t>0?t:NaN}getBufferLength(e){const t=this.media,s=e===Se.AUDIO?this.audioBuffer:this.videoBuffer;return!s||!t?NaN:q.bufferInfo(s,t.currentTime,this.config.maxBufferHole).len*1e3}createPlaylistLoader(){const{pLoader:e}=this.config,t=this.applyPlaylistData,s=e||this.config.loader;return class{constructor(r){this.loader=void 0,this.loader=new s(r)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(r,n,o){t(r),this.loader.load(r,n,o)}}}createFragmentLoader(){const{fLoader:e}=this.config,t=this.applyFragmentData,s=e||this.config.loader;return class{constructor(r){this.loader=void 0,this.loader=new s(r)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(r,n,o){t(r),this.loader.load(r,n,o)}}}}const Rh=3e5;class bh extends Ce{constructor(e){super("content-steering",e.logger),this.hls=void 0,this.loader=null,this.uri=null,this.pathwayId=".",this._pathwayPriority=null,this.timeToLoad=300,this.reloadTimer=-1,this.updated=0,this.started=!1,this.enabled=!0,this.levels=null,this.audioTracks=null,this.subtitleTracks=null,this.penalizedPathways={},this.hls=e,this.registerListeners()}registerListeners(){const e=this.hls;e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(m.MANIFEST_PARSED,this.onManifestParsed,this),e.on(m.ERROR,this.onError,this)}unregisterListeners(){const e=this.hls;e&&(e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(m.MANIFEST_PARSED,this.onManifestParsed,this),e.off(m.ERROR,this.onError,this))}pathways(){return(this.levels||[]).reduce((e,t)=>(e.indexOf(t.pathwayId)===-1&&e.push(t.pathwayId),e),[])}get pathwayPriority(){return this._pathwayPriority}set pathwayPriority(e){this.updatePathwayPriority(e)}startLoad(){if(this.started=!0,this.clearTimeout(),this.enabled&&this.uri){if(this.updated){const e=this.timeToLoad*1e3-(performance.now()-this.updated);if(e>0){this.scheduleRefresh(this.uri,e);return}}this.loadSteeringManifest(this.uri)}}stopLoad(){this.started=!1,this.loader&&(this.loader.destroy(),this.loader=null),this.clearTimeout()}clearTimeout(){this.reloadTimer!==-1&&(self.clearTimeout(this.reloadTimer),this.reloadTimer=-1)}destroy(){this.unregisterListeners(),this.stopLoad(),this.hls=null,this.levels=this.audioTracks=this.subtitleTracks=null}removeLevel(e){const t=this.levels;t&&(this.levels=t.filter(s=>s!==e))}onManifestLoading(){this.stopLoad(),this.enabled=!0,this.timeToLoad=300,this.updated=0,this.uri=null,this.pathwayId=".",this.levels=this.audioTracks=this.subtitleTracks=null}onManifestLoaded(e,t){const{contentSteering:s}=t;s!==null&&(this.pathwayId=s.pathwayId,this.uri=s.uri,this.started&&this.startLoad())}onManifestParsed(e,t){this.audioTracks=t.audioTracks,this.subtitleTracks=t.subtitleTracks}onError(e,t){const{errorAction:s}=t;if((s==null?void 0:s.action)===ge.SendAlternateToPenaltyBox&&s.flags===Ae.MoveAllAlternatesMatchingHost){const i=this.levels;let r=this._pathwayPriority,n=this.pathwayId;if(t.context){const{groupId:o,pathwayId:c,type:l}=t.context;o&&i?n=this.getPathwayForGroupId(o,l,n):c&&(n=c)}n in this.penalizedPathways||(this.penalizedPathways[n]=performance.now()),!r&&i&&(r=this.pathways()),r&&r.length>1&&(this.updatePathwayPriority(r),s.resolved=this.pathwayId!==n),t.details===R.BUFFER_APPEND_ERROR&&!t.fatal?s.resolved=!0:s.resolved||this.warn(`Could not resolve ${t.details} ("${t.error.message}") with content-steering for Pathway: ${n} levels: ${i&&i.length} priorities: ${ne(r)} penalized: ${ne(this.penalizedPathways)}`)}}filterParsedLevels(e){this.levels=e;let t=this.getLevelsForPathway(this.pathwayId);if(t.length===0){const s=e[0].pathwayId;this.log(`No levels found in Pathway ${this.pathwayId}. Setting initial Pathway to "${s}"`),t=this.getLevelsForPathway(s),this.pathwayId=s}return t.length!==e.length&&this.log(`Found ${t.length}/${e.length} levels in Pathway "${this.pathwayId}"`),t}getLevelsForPathway(e){return this.levels===null?[]:this.levels.filter(t=>e===t.pathwayId)}updatePathwayPriority(e){this._pathwayPriority=e;let t;const s=this.penalizedPathways,i=performance.now();Object.keys(s).forEach(r=>{i-s[r]>Rh&&delete s[r]});for(let r=0;r<e.length;r++){const n=e[r];if(n in s)continue;if(n===this.pathwayId)return;const o=this.hls.nextLoadLevel,c=this.hls.levels[o];if(t=this.getLevelsForPathway(n),t.length>0){this.log(`Setting Pathway to "${n}"`),this.pathwayId=n,$n(t),this.hls.trigger(m.LEVELS_UPDATED,{levels:t});const l=this.hls.levels[o];c&&l&&this.levels&&(l.attrs["STABLE-VARIANT-ID"]!==c.attrs["STABLE-VARIANT-ID"]&&l.bitrate!==c.bitrate&&this.log(`Unstable Pathways change from bitrate ${c.bitrate} to ${l.bitrate}`),this.hls.nextLoadLevel=o);break}}}getPathwayForGroupId(e,t,s){const i=this.getLevelsForPathway(s).concat(this.levels||[]);for(let r=0;r<i.length;r++)if(t===Q.AUDIO_TRACK&&i[r].hasAudioGroup(e)||t===Q.SUBTITLE_TRACK&&i[r].hasSubtitleGroup(e))return i[r].pathwayId;return s}clonePathways(e){const t=this.levels;if(!t)return;const s={},i={};e.forEach(r=>{const{ID:n,"BASE-ID":o,"URI-REPLACEMENT":c}=r;if(t.some(h=>h.pathwayId===n))return;const l=this.getLevelsForPathway(o).map(h=>{const u=new ae(h.attrs);u["PATHWAY-ID"]=n;const d=u.AUDIO&&`${u.AUDIO}_clone_${n}`,f=u.SUBTITLES&&`${u.SUBTITLES}_clone_${n}`;d&&(s[u.AUDIO]=d,u.AUDIO=d),f&&(i[u.SUBTITLES]=f,u.SUBTITLES=f);const g=va(h.uri,u["STABLE-VARIANT-ID"],"PER-VARIANT-URIS",c),y=new Ot({attrs:u,audioCodec:h.audioCodec,bitrate:h.bitrate,height:h.height,name:h.name,url:g,videoCodec:h.videoCodec,width:h.width});if(h.audioGroups)for(let p=1;p<h.audioGroups.length;p++)y.addGroupId("audio",`${h.audioGroups[p]}_clone_${n}`);if(h.subtitleGroups)for(let p=1;p<h.subtitleGroups.length;p++)y.addGroupId("text",`${h.subtitleGroups[p]}_clone_${n}`);return y});t.push(...l),Kr(this.audioTracks,s,c,n),Kr(this.subtitleTracks,i,c,n)})}loadSteeringManifest(e){const t=this.hls.config,s=t.loader;this.loader&&this.loader.destroy(),this.loader=new s(t);let i;try{i=new self.URL(e)}catch{this.enabled=!1,this.log(`Failed to parse Steering Manifest URI: ${e}`);return}if(i.protocol!=="data:"){const h=(this.hls.bandwidthEstimate||t.abrEwmaDefaultEstimate)|0;i.searchParams.set("_HLS_pathway",this.pathwayId),i.searchParams.set("_HLS_throughput",""+h)}const r={responseType:"json",url:i.href},n=t.steeringManifestLoadPolicy.default,o=n.errorRetry||n.timeoutRetry||{},c={loadPolicy:n,timeout:n.maxLoadTimeMs,maxRetry:o.maxNumRetry||0,retryDelay:o.retryDelayMs||0,maxRetryDelay:o.maxRetryDelayMs||0},l={onSuccess:(h,u,d,f)=>{this.log(`Loaded steering manifest: "${i}"`);const g=h.data;if((g==null?void 0:g.VERSION)!==1){this.log(`Steering VERSION ${g.VERSION} not supported!`);return}this.updated=performance.now(),this.timeToLoad=g.TTL;const{"RELOAD-URI":y,"PATHWAY-CLONES":p,"PATHWAY-PRIORITY":E}=g;if(y)try{this.uri=new self.URL(y,i).href}catch{this.enabled=!1,this.log(`Failed to parse Steering Manifest RELOAD-URI: ${y}`);return}this.scheduleRefresh(this.uri||d.url),p&&this.clonePathways(p);const T={steeringManifest:g,url:i.toString()};this.hls.trigger(m.STEERING_MANIFEST_LOADED,T),E&&this.updatePathwayPriority(E)},onError:(h,u,d,f)=>{if(this.log(`Error loading steering manifest: ${h.code} ${h.text} (${u.url})`),this.stopLoad(),h.code===410){this.enabled=!1,this.log(`Steering manifest ${u.url} no longer available`);return}let g=this.timeToLoad*1e3;if(h.code===429){const y=this.loader;if(typeof(y==null?void 0:y.getResponseHeader)=="function"){const p=y.getResponseHeader("Retry-After");p&&(g=parseFloat(p)*1e3)}this.log(`Steering manifest ${u.url} rate limited`);return}this.scheduleRefresh(this.uri||u.url,g)},onTimeout:(h,u,d)=>{this.log(`Timeout loading steering manifest (${u.url})`),this.scheduleRefresh(this.uri||u.url)}};this.log(`Requesting steering manifest: ${i}`),this.loader.load(r,c,l)}scheduleRefresh(e,t=this.timeToLoad*1e3){this.clearTimeout(),this.reloadTimer=self.setTimeout(()=>{var s;const i=(s=this.hls)==null?void 0:s.media;if(i&&!i.ended){this.loadSteeringManifest(e);return}this.scheduleRefresh(e,this.timeToLoad*1e3)},t)}}function Kr(a,e,t,s){a&&Object.keys(e).forEach(i=>{const r=a.filter(n=>n.groupId===i).map(n=>{const o=ie({},n);return o.details=void 0,o.attrs=new ae(o.attrs),o.url=o.attrs.URI=va(n.url,n.attrs["STABLE-RENDITION-ID"],"PER-RENDITION-URIS",t),o.groupId=o.attrs["GROUP-ID"]=e[i],o.attrs["PATHWAY-ID"]=s,o});a.push(...r)})}function va(a,e,t,s){const{HOST:i,PARAMS:r,[t]:n}=s;let o;e&&(o=n==null?void 0:n[e],o&&(a=o));const c=new self.URL(a);return i&&!o&&(c.host=i),r&&Object.keys(r).sort().forEach(l=>{l&&c.searchParams.set(l,r[l])}),c.href}class St extends Ce{constructor(e){super("eme",e.logger),this.hls=void 0,this.config=void 0,this.media=null,this.mediaResolved=void 0,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.mediaKeys=null,this.setMediaKeysQueue=St.CDMCleanupPromise?[St.CDMCleanupPromise]:[],this.bannedKeyIds={},this.onMediaEncrypted=t=>{const{initDataType:s,initData:i}=t,r=`"${t.type}" event: init data type: "${s}"`;if(this.debug(r),i!==null){if(!this.keyFormatPromise){let n=Object.keys(this.keySystemAccessPromises);n.length||(n=_t(this.config));const o=n.map(_s).filter(c=>!!c);this.keyFormatPromise=this.getKeyFormatPromise(o)}this.keyFormatPromise.then(n=>{const o=ss(n);if(s!=="sinf"||o!==oe.FAIRPLAY){this.log(`Ignoring "${t.type}" event with init data type: "${s}" for selected key-system ${o}`);return}let c;try{const f=he(new Uint8Array(i)),g=xi(JSON.parse(f).sinf),y=mn(g);if(!y)throw new Error("'schm' box missing or not cbcs/cenc with schi > tenc");c=new Uint8Array(y.subarray(8,24))}catch(f){this.warn(`${r} Failed to parse sinf: ${f}`);return}const l=me(c),{keyIdToKeySessionPromise:h,mediaKeySessions:u}=this;let d=h[l];for(let f=0;f<u.length;f++){const g=u[f],y=g.decryptdata;if(!y.keyId)continue;const p=me(y.keyId);if(gs(c,y.keyId)||y.uri.replace(/-/g,"").indexOf(l)!==-1){if(d=h[p],!d)continue;if(y.pssh)break;delete h[p],y.pssh=new Uint8Array(i),y.keyId=c,d=h[l]=d.then(()=>this.generateRequestWithPreferredKeySession(g,s,i,"encrypted-event-key-match")),d.catch(E=>this.handleError(E));break}}d||this.handleError(new Error(`Key ID ${l} not encountered in playlist. Key-system sessions ${u.length}.`))}).catch(n=>this.handleError(n))}},this.onWaitingForKey=t=>{this.log(`"${t.type}" event`)},this.hls=e,this.config=e.config,this.registerListeners()}destroy(){this.onDestroying(),this.onMediaDetached();const e=this.config;e.requestMediaKeySystemAccessFunc=null,e.licenseXhrSetup=e.licenseResponseCallback=void 0,e.drmSystems=e.drmSystemOptions={},this.hls=this.config=this.keyIdToKeySessionPromise=null,this.onMediaEncrypted=this.onWaitingForKey=null}registerListeners(){this.hls.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(m.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(m.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(m.MANIFEST_LOADED,this.onManifestLoaded,this),this.hls.on(m.DESTROYING,this.onDestroying,this)}unregisterListeners(){this.hls.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(m.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(m.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),this.hls.off(m.DESTROYING,this.onDestroying,this)}getLicenseServerUrl(e){const{drmSystems:t,widevineLicenseUrl:s}=this.config,i=t==null?void 0:t[e];if(i)return i.licenseUrl;if(e===oe.WIDEVINE&&s)return s}getLicenseServerUrlOrThrow(e){const t=this.getLicenseServerUrl(e);if(t===void 0)throw new Error(`no license server URL configured for key-system "${e}"`);return t}getServerCertificateUrl(e){const{drmSystems:t}=this.config,s=t==null?void 0:t[e];if(s)return s.serverCertificateUrl;this.log(`No Server Certificate in config.drmSystems["${e}"]`)}attemptKeySystemAccess(e){const t=this.hls.levels,s=(n,o,c)=>!!n&&c.indexOf(n)===o,i=t.map(n=>n.audioCodec).filter(s),r=t.map(n=>n.videoCodec).filter(s);return i.length+r.length===0&&r.push("avc1.42e01e"),new Promise((n,o)=>{const c=l=>{const h=l.shift();this.getMediaKeysPromise(h,i,r).then(u=>n({keySystem:h,mediaKeys:u})).catch(u=>{l.length?c(l):u instanceof xe?o(u):o(new xe({type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_NO_ACCESS,error:u,fatal:!0},u.message))})};c(e)})}requestMediaKeySystemAccess(e,t){const{requestMediaKeySystemAccessFunc:s}=this.config;if(typeof s!="function"){let i=`Configured requestMediaKeySystemAccess is not a function ${s}`;return kn===null&&self.location.protocol==="http:"&&(i=`navigator.requestMediaKeySystemAccess is not available over insecure protocol ${location.protocol}`),Promise.reject(new Error(i))}return s(e,t)}getMediaKeysPromise(e,t,s){var i;const r=ol(e,t,s,this.config.drmSystemOptions||{});let n=this.keySystemAccessPromises[e],o=(i=n)==null?void 0:i.keySystemAccess;if(!o){this.log(`Requesting encrypted media "${e}" key-system access with config: ${ne(r)}`),o=this.requestMediaKeySystemAccess(e,r);const c=n=this.keySystemAccessPromises[e]={keySystemAccess:o};return o.catch(l=>{this.log(`Failed to obtain access to key-system "${e}": ${l}`)}),o.then(l=>{this.log(`Access for key-system "${l.keySystem}" obtained`);const h=this.fetchServerCertificate(e);this.log(`Create media-keys for "${e}"`);const u=c.mediaKeys=l.createMediaKeys().then(d=>(this.log(`Media-keys created for "${e}"`),c.hasMediaKeys=!0,h.then(f=>f?this.setMediaKeysServerCertificate(d,e,f):d)));return u.catch(d=>{this.error(`Failed to create media-keys for "${e}"}: ${d}`)}),u})}return o.then(()=>n.mediaKeys)}createMediaKeySessionContext({decryptdata:e,keySystem:t,mediaKeys:s}){this.log(`Creating key-system session "${t}" keyId: ${me(e.keyId||[])} keyUri: ${e.uri}`);const i=s.createSession(),r={decryptdata:e,keySystem:t,mediaKeys:s,mediaKeysSession:i,keyStatus:"status-pending"};return this.mediaKeySessions.push(r),r}renewKeySession(e){const t=e.decryptdata;if(t.pssh){const s=this.createMediaKeySessionContext(e),i=jt(t),r="cenc";this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(s,r,t.pssh.buffer,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(e)}updateKeySession(e,t){const s=e.mediaKeysSession;return this.log(`Updating key-session "${s.sessionId}" for keyId ${me(e.decryptdata.keyId||[])}
      } (data length: ${t.byteLength})`),s.update(t)}getSelectedKeySystemFormats(){return Object.keys(this.keySystemAccessPromises).map(e=>({keySystem:e,hasMediaKeys:this.keySystemAccessPromises[e].hasMediaKeys})).filter(({hasMediaKeys:e})=>!!e).map(({keySystem:e})=>_s(e)).filter(e=>!!e)}getKeySystemAccess(e){return this.getKeySystemSelectionPromise(e).then(({keySystem:t,mediaKeys:s})=>this.attemptSetMediaKeys(t,s))}selectKeySystem(e){return new Promise((t,s)=>{this.getKeySystemSelectionPromise(e).then(({keySystem:i})=>{const r=_s(i);r?t(r):s(new Error(`Unable to find format for key-system "${i}"`))}).catch(s)})}selectKeySystemFormat(e){const t=Object.keys(e.levelkeys||{});return this.keyFormatPromise||(this.log(`Selecting key-system from fragment (sn: ${e.sn} ${e.type}: ${e.level}) key formats ${t.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(t)),this.keyFormatPromise}getKeyFormatPromise(e){const t=_t(this.config),s=e.map(ss).filter(i=>!!i&&t.indexOf(i)!==-1);return this.selectKeySystem(s)}getKeyStatus(e){const{mediaKeySessions:t}=this;for(let s=0;s<t.length;s++){const i=_h(e,t[s]);if(i)return i}}loadKey(e){const t=e.keyInfo.decryptdata,s=jt(t),i=this.bannedKeyIds[s];if(i||this.getKeyStatus(t)==="internal-error"){const o=Vr(i||"internal-error",t);return this.handleError(o,e.frag),Promise.reject(o)}const r=`(keyId: ${s} format: "${t.keyFormat}" method: ${t.method} uri: ${t.uri})`;this.log(`Starting session for key ${r}`);const n=this.keyIdToKeySessionPromise[s];if(!n){const o=this.getKeySystemForKeyPromise(t).then(({keySystem:c,mediaKeys:l})=>(this.throwIfDestroyed(),this.log(`Handle encrypted media sn: ${e.frag.sn} ${e.frag.type}: ${e.frag.level} using key ${r}`),this.attemptSetMediaKeys(c,l).then(()=>(this.throwIfDestroyed(),this.createMediaKeySessionContext({keySystem:c,mediaKeys:l,decryptdata:t}))))).then(c=>{const l="cenc",h=t.pssh?t.pssh.buffer:null;return this.generateRequestWithPreferredKeySession(c,l,h,"playlist-key")});return o.catch(c=>this.handleError(c,e.frag)),this.keyIdToKeySessionPromise[s]=o,o}return n.catch(o=>{if(o instanceof xe){const c=te({},o.data);this.getKeyStatus(t)==="internal-error"&&(c.decryptdata=t);const l=new xe(c,o.message);this.handleError(l,e.frag)}}),n}throwIfDestroyed(e="Invalid state"){if(!this.hls)throw new Error("invalid state")}handleError(e,t){if(this.hls)if(e instanceof xe){t&&(e.data.frag=t);const s=e.data.decryptdata;this.error(`${e.message}${s?` (${me(s.keyId||[])})`:""}`),this.hls.trigger(m.ERROR,e.data)}else this.error(e.message),this.hls.trigger(m.ERROR,{type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_NO_KEYS,error:e,fatal:!0})}getKeySystemForKeyPromise(e){const t=jt(e),s=this.keyIdToKeySessionPromise[t];if(!s){const i=ss(e.keyFormat),r=i?[i]:_t(this.config);return this.attemptKeySystemAccess(r)}return s}getKeySystemSelectionPromise(e){if(e.length||(e=_t(this.config)),e.length===0)throw new xe({type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},`Missing key-system license configuration options ${ne({drmSystems:this.config.drmSystems})}`);return this.attemptKeySystemAccess(e)}attemptSetMediaKeys(e,t){if(this.mediaResolved=void 0,this.mediaKeys===t)return Promise.resolve();const s=this.setMediaKeysQueue.slice();this.log(`Setting media-keys for "${e}"`);const i=Promise.all(s).then(()=>this.media?this.media.setMediaKeys(t):new Promise((r,n)=>{this.mediaResolved=()=>{if(this.mediaResolved=void 0,!this.media)return n(new Error("Attempted to set mediaKeys without media element attached"));this.mediaKeys=t,this.media.setMediaKeys(t).then(r).catch(n)}}));return this.mediaKeys=t,this.setMediaKeysQueue.push(i),i.then(()=>{this.log(`Media-keys set for "${e}"`),s.push(i),this.setMediaKeysQueue=this.setMediaKeysQueue.filter(r=>s.indexOf(r)===-1)})}generateRequestWithPreferredKeySession(e,t,s,i){var r;const n=(r=this.config.drmSystems)==null||(r=r[e.keySystem])==null?void 0:r.generateRequest;if(n)try{const g=n.call(this.hls,t,s,e);if(!g)throw new Error("Invalid response from configured generateRequest filter");t=g.initDataType,s=g.initData?g.initData:null,e.decryptdata.pssh=s?new Uint8Array(s):null}catch(g){if(this.warn(g.message),this.hls&&this.hls.config.debug)throw g}if(s===null)return this.log(`Skipping key-session request for "${i}" (no initData)`),Promise.resolve(e);const o=jt(e.decryptdata),c=e.decryptdata.uri;this.log(`Generating key-session request for "${i}" keyId: ${o} URI: ${c} (init data type: ${t} length: ${s.byteLength})`);const l=new Ii,h=e._onmessage=g=>{const y=e.mediaKeysSession;if(!y){l.emit("error",new Error("invalid state"));return}const{messageType:p,message:E}=g;this.log(`"${p}" message event for session "${y.sessionId}" message size: ${E.byteLength}`),p==="license-request"||p==="license-renewal"?this.renewLicense(e,E).catch(T=>{l.eventNames().length?l.emit("error",T):this.handleError(T)}):p==="license-release"?e.keySystem===oe.FAIRPLAY&&this.updateKeySession(e,ei("acknowledged")).then(()=>this.removeSession(e)).catch(T=>this.handleError(T)):this.warn(`unhandled media key message type "${p}"`)},u=(g,y)=>{y.keyStatus=g;let p;g.startsWith("usable")?l.emit("resolved"):g==="internal-error"||g==="output-restricted"||g==="output-downscaled"?p=Vr(g,y.decryptdata):g==="expired"?p=new Error(`key expired (keyId: ${o})`):g==="released"?p=new Error("key released"):g==="status-pending"||this.warn(`unhandled key status change "${g}" (keyId: ${o})`),p&&(l.eventNames().length?l.emit("error",p):this.handleError(p))},d=e._onkeystatuseschange=g=>{if(!e.mediaKeysSession){l.emit("error",new Error("invalid state"));return}const p=this.getKeyStatuses(e);if(!Object.keys(p).some(v=>p[v]!=="status-pending"))return;if(p[o]==="expired"){this.log(`Expired key ${ne(p)} in key-session "${e.mediaKeysSession.sessionId}"`),this.renewKeySession(e);return}let T=p[o];if(T)u(T,e);else{var S;e.keyStatusTimeouts||(e.keyStatusTimeouts={}),(S=e.keyStatusTimeouts)[o]||(S[o]=self.setTimeout(()=>{if(!e.mediaKeysSession||!this.mediaKeys)return;const x=this.getKeyStatus(e.decryptdata);if(x&&x!=="status-pending")return this.log(`No status for keyId ${o} in key-session "${e.mediaKeysSession.sessionId}". Using session key-status ${x} from other session.`),u(x,e);this.log(`key status for ${o} in key-session "${e.mediaKeysSession.sessionId}" timed out after 1000ms`),T="internal-error",u(T,e)},1e3)),this.log(`No status for keyId ${o} (${ne(p)}).`)}};Te(e.mediaKeysSession,"message",h),Te(e.mediaKeysSession,"keystatuseschange",d);const f=new Promise((g,y)=>{l.on("error",y),l.on("resolved",g)});return e.mediaKeysSession.generateRequest(t,s).then(()=>{this.log(`Request generated for key-session "${e.mediaKeysSession.sessionId}" keyId: ${o} URI: ${c}`)}).catch(g=>{throw new xe({type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_NO_SESSION,error:g,decryptdata:e.decryptdata,fatal:!1},`Error generating key-session request: ${g}`)}).then(()=>f).catch(g=>(l.removeAllListeners(),this.removeSession(e).then(()=>{throw g}))).then(()=>(l.removeAllListeners(),e))}getKeyStatuses(e){const t={};return e.mediaKeysSession.keyStatuses.forEach((s,i)=>{if(typeof i=="string"&&typeof s=="object"){const o=i;i=s,s=o}const r="buffer"in i?new Uint8Array(i.buffer,i.byteOffset,i.byteLength):new Uint8Array(i);if(e.keySystem===oe.PLAYREADY&&r.length===16){const o=me(r);t[o]=s,Cn(r)}const n=me(r);s==="internal-error"&&(this.bannedKeyIds[n]=s),this.log(`key status change "${s}" for keyStatuses keyId: ${n} key-session "${e.mediaKeysSession.sessionId}"`),t[n]=s}),t}fetchServerCertificate(e){const t=this.config,s=t.loader,i=new s(t),r=this.getServerCertificateUrl(e);return r?(this.log(`Fetching server certificate for "${e}"`),new Promise((n,o)=>{const c={responseType:"arraybuffer",url:r},l=t.certLoadPolicy.default,h={loadPolicy:l,timeout:l.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},u={onSuccess:(d,f,g,y)=>{n(d.data)},onError:(d,f,g,y)=>{o(new xe({type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:g,response:te({url:c.url,data:void 0},d)},`"${e}" certificate request failed (${r}). Status: ${d.code} (${d.text})`))},onTimeout:(d,f,g)=>{o(new xe({type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:g,response:{url:c.url,data:void 0}},`"${e}" certificate request timed out (${r})`))},onAbort:(d,f,g)=>{o(new Error("aborted"))}};i.load(c,h,u)})):Promise.resolve()}setMediaKeysServerCertificate(e,t,s){return new Promise((i,r)=>{e.setServerCertificate(s).then(n=>{this.log(`setServerCertificate ${n?"success":"not supported by CDM"} (${s.byteLength}) on "${t}"`),i(e)}).catch(n=>{r(new xe({type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED,error:n,fatal:!0},n.message))})})}renewLicense(e,t){return this.requestLicense(e,new Uint8Array(t)).then(s=>this.updateKeySession(e,new Uint8Array(s)).catch(i=>{throw new xe({type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_SESSION_UPDATE_FAILED,decryptdata:e.decryptdata,error:i,fatal:!1},i.message)}))}unpackPlayReadyKeyMessage(e,t){const s=String.fromCharCode.apply(null,new Uint16Array(t.buffer));if(!s.includes("PlayReadyKeyMessage"))return e.setRequestHeader("Content-Type","text/xml; charset=utf-8"),t;const i=new DOMParser().parseFromString(s,"application/xml"),r=i.querySelectorAll("HttpHeader");if(r.length>0){let h;for(let u=0,d=r.length;u<d;u++){var n,o;h=r[u];const f=(n=h.querySelector("name"))==null?void 0:n.textContent,g=(o=h.querySelector("value"))==null?void 0:o.textContent;f&&g&&e.setRequestHeader(f,g)}}const c=i.querySelector("Challenge"),l=c==null?void 0:c.textContent;if(!l)throw new Error("Cannot find <Challenge> in key message");return ei(atob(l))}setupLicenseXHR(e,t,s,i){const r=this.config.licenseXhrSetup;return r?Promise.resolve().then(()=>{if(!s.decryptdata)throw new Error("Key removed");return r.call(this.hls,e,t,s,i)}).catch(n=>{if(!s.decryptdata)throw n;return e.open("POST",t,!0),r.call(this.hls,e,t,s,i)}).then(n=>(e.readyState||e.open("POST",t,!0),{xhr:e,licenseChallenge:n||i})):(e.open("POST",t,!0),Promise.resolve({xhr:e,licenseChallenge:i}))}requestLicense(e,t){const s=this.config.keyLoadPolicy.default;return new Promise((i,r)=>{const n=this.getLicenseServerUrlOrThrow(e.keySystem);this.log(`Sending license request to URL: ${n}`);const o=new XMLHttpRequest;o.responseType="arraybuffer",o.onreadystatechange=()=>{if(!this.hls||!e.mediaKeysSession)return r(new Error("invalid state"));if(o.readyState===4)if(o.status===200){this._requestLicenseFailureCount=0;let c=o.response;this.log(`License received ${c instanceof ArrayBuffer?c.byteLength:c}`);const l=this.config.licenseResponseCallback;if(l)try{c=l.call(this.hls,o,n,e)}catch(h){this.error(h)}i(c)}else{const c=s.errorRetry,l=c?c.maxNumRetry:0;if(this._requestLicenseFailureCount++,this._requestLicenseFailureCount>l||o.status>=400&&o.status<500)r(new xe({type:V.KEY_SYSTEM_ERROR,details:R.KEY_SYSTEM_LICENSE_REQUEST_FAILED,decryptdata:e.decryptdata,fatal:!0,networkDetails:o,response:{url:n,data:void 0,code:o.status,text:o.statusText}},`License Request XHR failed (${n}). Status: ${o.status} (${o.statusText})`));else{const h=l-this._requestLicenseFailureCount+1;this.warn(`Retrying license request, ${h} attempts left`),this.requestLicense(e,t).then(i,r)}}},e.licenseXhr&&e.licenseXhr.readyState!==XMLHttpRequest.DONE&&e.licenseXhr.abort(),e.licenseXhr=o,this.setupLicenseXHR(o,n,e,t).then(({xhr:c,licenseChallenge:l})=>{e.keySystem==oe.PLAYREADY&&(l=this.unpackPlayReadyKeyMessage(c,l)),c.send(l)}).catch(r)})}onDestroying(){this.unregisterListeners(),this._clear()}onMediaAttached(e,t){if(!this.config.emeEnabled)return;const s=t.media;this.media=s,Te(s,"encrypted",this.onMediaEncrypted),Te(s,"waitingforkey",this.onWaitingForKey);const i=this.mediaResolved;i?i():this.mediaKeys=s.mediaKeys}onMediaDetached(){const e=this.media;e&&(ve(e,"encrypted",this.onMediaEncrypted),ve(e,"waitingforkey",this.onWaitingForKey),this.media=null,this.mediaKeys=null)}_clear(){var e;this._requestLicenseFailureCount=0,this.keyIdToKeySessionPromise={},this.bannedKeyIds={};const t=this.mediaResolved;if(t&&t(),!this.mediaKeys&&!this.mediaKeySessions.length)return;const s=this.media,i=this.mediaKeySessions.slice();this.mediaKeySessions=[],this.mediaKeys=null,Ze.clearKeyUriToKeyIdMap();const r=i.length;St.CDMCleanupPromise=Promise.all(i.map(n=>this.removeSession(n)).concat((s==null||(e=s.setMediaKeys(null))==null?void 0:e.catch(n=>{this.log(`Could not clear media keys: ${n}`),this.hls&&this.hls.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.KEY_SYSTEM_DESTROY_MEDIA_KEYS_ERROR,fatal:!1,error:new Error(`Could not clear media keys: ${n}`)})}))||Promise.resolve())).catch(n=>{this.log(`Could not close sessions and clear media keys: ${n}`),this.hls&&this.hls.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.KEY_SYSTEM_DESTROY_CLOSE_SESSION_ERROR,fatal:!1,error:new Error(`Could not close sessions and clear media keys: ${n}`)})}).then(()=>{r&&this.log("finished closing key sessions and clearing media keys")})}onManifestLoading(){this._clear()}onManifestLoaded(e,{sessionKeys:t}){if(!(!t||!this.config.emeEnabled)&&!this.keyFormatPromise){const s=t.reduce((i,r)=>(i.indexOf(r.keyFormat)===-1&&i.push(r.keyFormat),i),[]);this.log(`Selecting key-system from session-keys ${s.join(", ")}`),this.keyFormatPromise=this.getKeyFormatPromise(s)}}removeSession(e){const{mediaKeysSession:t,licenseXhr:s,decryptdata:i}=e;if(t){this.log(`Remove licenses and keys and close session "${t.sessionId}" keyId: ${me((i==null?void 0:i.keyId)||[])}`),e._onmessage&&(t.removeEventListener("message",e._onmessage),e._onmessage=void 0),e._onkeystatuseschange&&(t.removeEventListener("keystatuseschange",e._onkeystatuseschange),e._onkeystatuseschange=void 0),s&&s.readyState!==XMLHttpRequest.DONE&&s.abort(),e.mediaKeysSession=e.decryptdata=e.licenseXhr=void 0;const r=this.mediaKeySessions.indexOf(e);r>-1&&this.mediaKeySessions.splice(r,1);const{keyStatusTimeouts:n}=e;n&&Object.keys(n).forEach(l=>self.clearTimeout(n[l]));const{drmSystemOptions:o}=this.config;return(cl(o)?new Promise((l,h)=>{self.setTimeout(()=>h(new Error("MediaKeySession.remove() timeout")),8e3),t.remove().then(l).catch(h)}):Promise.resolve()).catch(l=>{this.log(`Could not remove session: ${l}`),this.hls&&this.hls.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.KEY_SYSTEM_DESTROY_REMOVE_SESSION_ERROR,fatal:!1,error:new Error(`Could not remove session: ${l}`)})}).then(()=>t.close()).catch(l=>{this.log(`Could not close session: ${l}`),this.hls&&this.hls.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.KEY_SYSTEM_DESTROY_CLOSE_SESSION_ERROR,fatal:!1,error:new Error(`Could not close session: ${l}`)})})}return Promise.resolve()}}St.CDMCleanupPromise=void 0;function jt(a){if(!a)throw new Error("Could not read keyId of undefined decryptdata");if(a.keyId===null)throw new Error("keyId is null");return me(a.keyId)}function _h(a,e){if(a.keyId&&e.mediaKeysSession.keyStatuses.has(a.keyId))return e.mediaKeysSession.keyStatuses.get(a.keyId);if(a.matches(e.decryptdata))return e.keyStatus}class xe extends Error{constructor(e,t){super(t),this.data=void 0,e.error||(e.error=new Error(t)),this.data=e,e.err=e.error}}function Vr(a,e){const t=a==="output-restricted",s=t?R.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:R.KEY_SYSTEM_STATUS_INTERNAL_ERROR;return new xe({type:V.KEY_SYSTEM_ERROR,details:s,fatal:!1,decryptdata:e},t?"HDCP level output restricted":`key status changed to "${a}"`)}class Dh{constructor(e){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=e,this.registerListeners()}setStreamController(e){this.streamController=e}registerListeners(){this.hls.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this),this.hls.on(m.MEDIA_DETACHING,this.onMediaDetaching,this)}unregisterListeners(){this.hls.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this),this.hls.off(m.MEDIA_DETACHING,this.onMediaDetaching,this)}destroy(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null}onMediaAttaching(e,t){const s=this.hls.config;if(s.capLevelOnFPSDrop){const i=t.media instanceof self.HTMLVideoElement?t.media:null;this.media=i,i&&typeof i.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),s.fpsDroppedMonitoringPeriod)}}onMediaDetaching(){this.media=null}checkFPS(e,t,s){const i=performance.now();if(t){if(this.lastTime){const r=i-this.lastTime,n=s-this.lastDroppedFrames,o=t-this.lastDecodedFrames,c=1e3*n/r,l=this.hls;if(l.trigger(m.FPS_DROP,{currentDropped:n,currentDecoded:o,totalDroppedFrames:s}),c>0&&n>l.config.fpsDroppedMonitoringThreshold*o){let h=l.currentLevel;l.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+h),h>0&&(l.autoLevelCapping===-1||l.autoLevelCapping>=h)&&(h=h-1,l.trigger(m.FPS_DROP_LEVEL_CAPPING,{level:h,droppedLevel:l.currentLevel}),l.autoLevelCapping=h,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=s,this.lastDecodedFrames=t}}checkFPSInterval(){const e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){const t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)}}function xa(a,e){let t;try{t=new Event("addtrack")}catch{t=document.createEvent("Event"),t.initEvent("addtrack",!1,!1)}t.track=a,e.dispatchEvent(t)}function Aa(a,e){const t=a.mode;if(t==="disabled"&&(a.mode="hidden"),a.cues&&!a.cues.getCueById(e.id))try{if(a.addCue(e),!a.cues.getCueById(e.id))throw new Error(`addCue is failed for: ${e}`)}catch(s){se.debug(`[texttrack-utils]: ${s}`);try{const i=new self.TextTrackCue(e.startTime,e.endTime,e.text);i.id=e.id,a.addCue(i)}catch(i){se.debug(`[texttrack-utils]: Legacy TextTrackCue fallback failed: ${i}`)}}t==="disabled"&&(a.mode=t)}function yt(a,e){const t=a.mode;if(t==="disabled"&&(a.mode="hidden"),a.cues)for(let s=a.cues.length;s--;)e&&a.cues[s].removeEventListener("enter",e),a.removeCue(a.cues[s]);t==="disabled"&&(a.mode=t)}function ci(a,e,t,s){const i=a.mode;if(i==="disabled"&&(a.mode="hidden"),a.cues&&a.cues.length>0){const r=Ph(a.cues,e,t);for(let n=0;n<r.length;n++)(!s||s(r[n]))&&a.removeCue(r[n])}i==="disabled"&&(a.mode=i)}function Ch(a,e){if(e<=a[0].startTime)return 0;const t=a.length-1;if(e>a[t].endTime)return-1;let s=0,i=t,r;for(;s<=i;)if(r=Math.floor((i+s)/2),e<a[r].startTime)i=r-1;else if(e>a[r].startTime&&s<t)s=r+1;else return r;return a[s].startTime-e<e-a[i].startTime?s:i}function Ph(a,e,t){const s=[],i=Ch(a,e);if(i>-1)for(let r=i,n=a.length;r<n;r++){const o=a[r];if(o.startTime>=e&&o.endTime<=t)s.push(o);else if(o.startTime>t)return s}return s}function as(a){const e=[];for(let t=0;t<a.length;t++){const s=a[t];(s.kind==="subtitles"||s.kind==="captions")&&s.label&&e.push(a[t])}return e}class kh extends Pi{constructor(e){super(e,"subtitle-track-controller"),this.media=null,this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.queuedDefaultTrack=-1,this.useTextTrackPolling=!1,this.subtitlePollingInterval=-1,this._subtitleDisplay=!0,this.asyncPollTrackChange=()=>this.pollTrackChange(0),this.onTextTracksChanged=()=>{if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;let t=null;const s=as(this.media.textTracks);for(let r=0;r<s.length;r++)if(s[r].mode==="hidden")t=s[r];else if(s[r].mode==="showing"){t=s[r];break}const i=this.findTrackForTextTrack(t);this.subtitleTrack!==i&&this.setSubtitleTrack(i)},this.registerListeners()}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,this.onTextTracksChanged=this.asyncPollTrackChange=null,super.destroy()}get subtitleDisplay(){return this._subtitleDisplay}set subtitleDisplay(e){this._subtitleDisplay=e,this.trackId>-1&&this.toggleTrackModes()}registerListeners(){const{hls:e}=this;e.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.MANIFEST_PARSED,this.onManifestParsed,this),e.on(m.LEVEL_LOADING,this.onLevelLoading,this),e.on(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(m.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(m.ERROR,this.onError,this)}unregisterListeners(){const{hls:e}=this;e.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.MANIFEST_PARSED,this.onManifestParsed,this),e.off(m.LEVEL_LOADING,this.onLevelLoading,this),e.off(m.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(m.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(m.ERROR,this.onError,this)}onMediaAttached(e,t){this.media=t.media,this.media&&(this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))}pollTrackChange(e){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.onTextTracksChanged,e)}onMediaDetaching(e,t){const s=this.media;if(!s)return;const i=!!t.transferMedia;if(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||s.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),this.subtitleTrack=-1,this.media=null,i)return;as(s.textTracks).forEach(n=>{yt(n)})}onManifestLoading(){this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0}onManifestParsed(e,t){this.tracks=t.subtitleTracks}onSubtitleTrackLoaded(e,t){const{id:s,groupId:i,details:r}=t,n=this.tracksInGroup[s];if(!n||n.groupId!==i){this.warn(`Subtitle track with id:${s} and group:${i} not found in active group ${n==null?void 0:n.groupId}`);return}const o=n.details;n.details=t.details,this.log(`Subtitle track ${s} "${n.name}" lang:${n.lang} group:${i} loaded [${r.startSN}-${r.endSN}]`),s===this.trackId&&this.playlistLoaded(s,t,o)}onLevelLoading(e,t){this.switchLevel(t.level)}onLevelSwitching(e,t){this.switchLevel(t.level)}switchLevel(e){const t=this.hls.levels[e];if(!t)return;const s=t.subtitleGroups||null,i=this.groupIds;let r=this.currentTrack;if(!s||(i==null?void 0:i.length)!==(s==null?void 0:s.length)||s!=null&&s.some(n=>(i==null?void 0:i.indexOf(n))===-1)){this.groupIds=s,this.trackId=-1,this.currentTrack=null;const n=this.tracks.filter(h=>!s||s.indexOf(h.groupId)!==-1);if(n.length)this.selectDefaultTrack&&!n.some(h=>h.default)&&(this.selectDefaultTrack=!1),n.forEach((h,u)=>{h.id=u});else if(!r&&!this.tracksInGroup.length)return;this.tracksInGroup=n;const o=this.hls.config.subtitlePreference;if(!r&&o){this.selectDefaultTrack=!1;const h=$e(o,n);if(h>-1)r=n[h];else{const u=$e(o,this.tracks);r=this.tracks[u]}}let c=this.findTrackId(r);c===-1&&r&&(c=this.findTrackId(null));const l={subtitleTracks:n};this.log(`Updating subtitle tracks, ${n.length} track(s) found in "${s==null?void 0:s.join(",")}" group-id`),this.hls.trigger(m.SUBTITLE_TRACKS_UPDATED,l),c!==-1&&this.trackId===-1&&this.setSubtitleTrack(c)}}findTrackId(e){const t=this.tracksInGroup,s=this.selectDefaultTrack;for(let i=0;i<t.length;i++){const r=t[i];if(!(s&&!r.default||!s&&!e)&&(!e||ot(r,e)))return i}if(e){for(let i=0;i<t.length;i++){const r=t[i];if(Bt(e.attrs,r.attrs,["LANGUAGE","ASSOC-LANGUAGE","CHARACTERISTICS"]))return i}for(let i=0;i<t.length;i++){const r=t[i];if(Bt(e.attrs,r.attrs,["LANGUAGE"]))return i}}return-1}findTrackForTextTrack(e){if(e){const t=this.tracksInGroup;for(let s=0;s<t.length;s++){const i=t[s];if(ni(i,e))return s}}return-1}onError(e,t){t.fatal||!t.context||t.context.type===Q.SUBTITLE_TRACK&&t.context.id===this.trackId&&(!this.groupIds||this.groupIds.indexOf(t.context.groupId)!==-1)&&this.checkRetry(t)}get allSubtitleTracks(){return this.tracks}get subtitleTracks(){return this.tracksInGroup}get subtitleTrack(){return this.trackId}set subtitleTrack(e){this.selectDefaultTrack=!1,this.setSubtitleTrack(e)}setSubtitleOption(e){if(this.hls.config.subtitlePreference=e,e){if(e.id===-1)return this.setSubtitleTrack(-1),null;const t=this.allSubtitleTracks;if(this.selectDefaultTrack=!1,t.length){const s=this.currentTrack;if(s&&ot(e,s))return s;const i=$e(e,this.tracksInGroup);if(i>-1){const r=this.tracksInGroup[i];return this.setSubtitleTrack(i),r}else{if(s)return null;{const r=$e(e,t);if(r>-1)return t[r]}}}}return null}loadPlaylist(e){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentTrack)&&this.scheduleLoading(this.currentTrack,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);const s=e.id,i=e.groupId,r=this.getUrlWithDirectives(e.url,t),n=e.details,o=n==null?void 0:n.age;this.log(`Loading subtitle ${s} "${e.name}" lang:${e.lang} group:${i}${(t==null?void 0:t.msn)!==void 0?" at sn "+t.msn+" part "+t.part:""}${o&&n.live?" age "+o.toFixed(1)+(n.type&&" "+n.type||""):""} ${r}`),this.hls.trigger(m.SUBTITLE_TRACK_LOADING,{url:r,id:s,groupId:i,deliveryDirectives:t||null,track:e})}toggleTrackModes(){const{media:e}=this;if(!e)return;const t=as(e.textTracks),s=this.currentTrack;let i;if(s&&(i=t.filter(r=>ni(s,r))[0],i||this.warn(`Unable to find subtitle TextTrack with name "${s.name}" and language "${s.lang}"`)),[].slice.call(t).forEach(r=>{r.mode!=="disabled"&&r!==i&&(r.mode="disabled")}),i){const r=this.subtitleDisplay?"showing":"hidden";i.mode!==r&&(i.mode=r)}}setSubtitleTrack(e){const t=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=e;return}if(e<-1||e>=t.length||!M(e)){this.warn(`Invalid subtitle track id: ${e}`);return}this.selectDefaultTrack=!1;const s=this.currentTrack,i=t[e]||null;if(this.trackId=e,this.currentTrack=i,this.toggleTrackModes(),!i){this.hls.trigger(m.SUBTITLE_TRACK_SWITCH,{id:e});return}const r=!!i.details&&!i.details.live;if(e===this.trackId&&i===s&&r)return;this.log(`Switching to subtitle-track ${e}`+(i?` "${i.name}" lang:${i.lang} group:${i.groupId}`:""));const{id:n,groupId:o="",name:c,type:l,url:h}=i;this.hls.trigger(m.SUBTITLE_TRACK_SWITCH,{id:n,groupId:o,name:c,type:l,url:h});const u=this.switchParams(i.url,s==null?void 0:s.details,i.details);this.loadPlaylist(u)}}function wh(){try{return crypto.randomUUID()}catch{try{const e=URL.createObjectURL(new Blob),t=e.toString();return URL.revokeObjectURL(e),t.slice(t.lastIndexOf("/")+1)}catch{let t=new Date().getTime();return"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,i=>{const r=(t+Math.random()*16)%16|0;return t=Math.floor(t/16),(i=="x"?r:r&3|8).toString(16)})}}}function Pt(a){let e=5381,t=a.length;for(;t;)e=e*33^a.charCodeAt(--t);return(e>>>0).toString()}const vt=.025;let Es=function(a){return a[a.Point=0]="Point",a[a.Range=1]="Range",a}({});function Oh(a,e,t){return`${a.identifier}-${t+1}-${Pt(e)}`}class Fh{constructor(e,t){this.base=void 0,this._duration=null,this._timelineStart=null,this.appendInPlaceDisabled=void 0,this.appendInPlaceStarted=void 0,this.dateRange=void 0,this.hasPlayed=!1,this.cumulativeDuration=0,this.resumeOffset=NaN,this.playoutLimit=NaN,this.restrictions={skip:!1,jump:!1},this.snapOptions={out:!1,in:!1},this.assetList=[],this.assetListLoader=void 0,this.assetListResponse=null,this.resumeAnchor=void 0,this.error=void 0,this.resetOnResume=void 0,this.base=t,this.dateRange=e,this.setDateRange(e)}setDateRange(e){this.dateRange=e,this.resumeOffset=e.attr.optionalFloat("X-RESUME-OFFSET",this.resumeOffset),this.playoutLimit=e.attr.optionalFloat("X-PLAYOUT-LIMIT",this.playoutLimit),this.restrictions=e.attr.enumeratedStringList("X-RESTRICT",this.restrictions),this.snapOptions=e.attr.enumeratedStringList("X-SNAP",this.snapOptions)}reset(){var e;this.appendInPlaceStarted=!1,(e=this.assetListLoader)==null||e.destroy(),this.assetListLoader=void 0,this.supplementsPrimary||(this.assetListResponse=null,this.assetList=[],this._duration=null)}isAssetPastPlayoutLimit(e){var t;if(e>0&&e>=this.assetList.length)return!0;const s=this.playoutLimit;return e<=0||isNaN(s)?!1:s===0?!0:(((t=this.assetList[e])==null?void 0:t.startOffset)||0)>s}findAssetIndex(e){return this.assetList.indexOf(e)}get identifier(){return this.dateRange.id}get startDate(){return this.dateRange.startDate}get startTime(){const e=this.dateRange.startTime;if(this.snapOptions.out){const t=this.dateRange.tagAnchor;if(t)return Ns(e,t)}return e}get startOffset(){return this.cue.pre?0:this.startTime}get startIsAligned(){if(this.startTime===0||this.snapOptions.out)return!0;const e=this.dateRange.tagAnchor;if(e){const t=this.dateRange.startTime,s=Ns(t,e);return t-s<.1}return!1}get resumptionOffset(){const e=this.resumeOffset,t=M(e)?e:this.duration;return this.cumulativeDuration+t}get resumeTime(){const e=this.startOffset+this.resumptionOffset;if(this.snapOptions.in){const t=this.resumeAnchor;if(t)return Ns(e,t)}return e}get appendInPlace(){return this.appendInPlaceStarted?!0:this.appendInPlaceDisabled?!1:!!(!this.cue.once&&!this.cue.pre&&this.startIsAligned&&(isNaN(this.playoutLimit)&&isNaN(this.resumeOffset)||this.resumeOffset&&this.duration&&Math.abs(this.resumeOffset-this.duration)<vt))}set appendInPlace(e){if(this.appendInPlaceStarted){this.resetOnResume=!e;return}this.appendInPlaceDisabled=!e}get timelineStart(){return this._timelineStart!==null?this._timelineStart:this.startTime}set timelineStart(e){this._timelineStart=e}get duration(){const e=this.playoutLimit;let t;return this._duration!==null?t=this._duration:this.dateRange.duration?t=this.dateRange.duration:t=this.dateRange.plannedDuration||0,!isNaN(e)&&e<t&&(t=e),t}set duration(e){this._duration=e}get cue(){return this.dateRange.cue}get timelineOccupancy(){return this.dateRange.attr["X-TIMELINE-OCCUPIES"]==="RANGE"?Es.Range:Es.Point}get supplementsPrimary(){return this.dateRange.attr["X-TIMELINE-STYLE"]==="PRIMARY"}get contentMayVary(){return this.dateRange.attr["X-CONTENT-MAY-VARY"]!=="NO"}get assetUrl(){return this.dateRange.attr["X-ASSET-URI"]}get assetListUrl(){return this.dateRange.attr["X-ASSET-LIST"]}get baseUrl(){return this.base.url}get assetListLoaded(){return this.assetList.length>0||this.assetListResponse!==null}toString(){return Mh(this)}}function Ns(a,e){return a-e.start<e.duration/2&&!(Math.abs(a-(e.start+e.duration))<vt)?e.start:e.start+e.duration}function Ia(a,e,t){const s=new self.URL(a,t);return s.protocol!=="data:"&&s.searchParams.set("_HLS_primary_id",e),s}function Bs(a,e){for(;(t=a.assetList[++e])!=null&&t.error;)var t;return e}function Mh(a){return`["${a.identifier}" ${a.cue.pre?"<pre>":a.cue.post?"<post>":""}${a.timelineStart.toFixed(2)}-${a.resumeTime.toFixed(2)}]`}function pt(a){const e=a.timelineStart,t=a.duration||0;return`["${a.identifier}" ${e.toFixed(2)}-${(e+t).toFixed(2)}]`}class Nh{constructor(e,t,s,i){this.hls=void 0,this.interstitial=void 0,this.assetItem=void 0,this.tracks=null,this.hasDetails=!1,this.mediaAttached=null,this._currentTime=void 0,this._bufferedEosTime=void 0,this.checkPlayout=()=>{this.reachedPlayout(this.currentTime)&&this.hls&&this.hls.trigger(m.PLAYOUT_LIMIT_REACHED,{})};const r=this.hls=new e(t);this.interstitial=s,this.assetItem=i;const n=()=>{this.hasDetails=!0};r.once(m.LEVEL_LOADED,n),r.once(m.AUDIO_TRACK_LOADED,n),r.once(m.SUBTITLE_TRACK_LOADED,n),r.on(m.MEDIA_ATTACHING,(o,{media:c})=>{this.removeMediaListeners(),this.mediaAttached=c,this.interstitial.playoutLimit&&(c.addEventListener("timeupdate",this.checkPlayout),this.appendInPlace&&r.on(m.BUFFER_APPENDED,()=>{const h=this.bufferedEnd;this.reachedPlayout(h)&&(this._bufferedEosTime=h,r.trigger(m.BUFFERED_TO_END,void 0))}))})}get appendInPlace(){return this.interstitial.appendInPlace}loadSource(){const e=this.hls;if(e)if(e.url)e.levels.length&&!e.started&&e.startLoad(-1,!0);else{let t=this.assetItem.uri;try{t=Ia(t,e.config.primarySessionId||"").href}catch{}e.loadSource(t)}}bufferedInPlaceToEnd(e){var t;if(!this.appendInPlace)return!1;if((t=this.hls)!=null&&t.bufferedToEnd)return!0;if(!e)return!1;const s=Math.min(this._bufferedEosTime||1/0,this.duration),i=this.timelineOffset,r=q.bufferInfo(e,i,0);return this.getAssetTime(r.end)>=s-.02}reachedPlayout(e){const s=this.interstitial.playoutLimit;return this.startOffset+e>=s}get destroyed(){var e;return!((e=this.hls)!=null&&e.userConfig)}get assetId(){return this.assetItem.identifier}get interstitialId(){return this.assetItem.parentIdentifier}get media(){var e;return((e=this.hls)==null?void 0:e.media)||null}get bufferedEnd(){const e=this.media||this.mediaAttached;if(!e)return this._bufferedEosTime?this._bufferedEosTime:this.currentTime;const t=q.bufferInfo(e,e.currentTime,.001);return this.getAssetTime(t.end)}get currentTime(){const e=this.media||this.mediaAttached;return e?this.getAssetTime(e.currentTime):this._currentTime||0}get duration(){const e=this.assetItem.duration;if(!e)return 0;const t=this.interstitial.playoutLimit;if(t){const s=t-this.startOffset;if(s>0&&s<e)return s}return e}get remaining(){const e=this.duration;return e?Math.max(0,e-this.currentTime):0}get startOffset(){return this.assetItem.startOffset}get timelineOffset(){var e;return((e=this.hls)==null?void 0:e.config.timelineOffset)||0}set timelineOffset(e){const t=this.timelineOffset;if(e!==t){const s=e-t;if(Math.abs(s)>1/9e4&&this.hls){if(this.hasDetails)throw new Error("Cannot set timelineOffset after playlists are loaded");this.hls.config.timelineOffset=e}}}getAssetTime(e){const t=this.timelineOffset,s=this.duration;return Math.min(Math.max(0,e-t),s)}removeMediaListeners(){const e=this.mediaAttached;e&&(this._currentTime=e.currentTime,this.bufferSnapShot(),e.removeEventListener("timeupdate",this.checkPlayout))}bufferSnapShot(){if(this.mediaAttached){var e;(e=this.hls)!=null&&e.bufferedToEnd&&(this._bufferedEosTime=this.bufferedEnd)}}destroy(){this.removeMediaListeners(),this.hls&&this.hls.destroy(),this.hls=null,this.tracks=this.mediaAttached=this.checkPlayout=null}attachMedia(e){var t;this.loadSource(),(t=this.hls)==null||t.attachMedia(e)}detachMedia(){var e;this.removeMediaListeners(),this.mediaAttached=null,(e=this.hls)==null||e.detachMedia()}resumeBuffering(){var e;(e=this.hls)==null||e.resumeBuffering()}pauseBuffering(){var e;(e=this.hls)==null||e.pauseBuffering()}transferMedia(){var e;return this.bufferSnapShot(),((e=this.hls)==null?void 0:e.transferMedia())||null}resetDetails(){const e=this.hls;if(e&&this.hasDetails){e.stopLoad();const t=s=>delete s.details;e.levels.forEach(t),e.allAudioTracks.forEach(t),e.allSubtitleTracks.forEach(t),this.hasDetails=!1}}on(e,t,s){var i;(i=this.hls)==null||i.on(e,t)}once(e,t,s){var i;(i=this.hls)==null||i.once(e,t)}off(e,t,s){var i;(i=this.hls)==null||i.off(e,t)}toString(){var e;return`HlsAssetPlayer: ${pt(this.assetItem)} ${(e=this.hls)==null?void 0:e.sessionId} ${this.appendInPlace?"append-in-place":""}`}}const Hr=.033;class Bh extends Ce{constructor(e,t){super("interstitials-sched",t),this.onScheduleUpdate=void 0,this.eventMap={},this.events=null,this.items=null,this.durations={primary:0,playout:0,integrated:0},this.onScheduleUpdate=e}destroy(){this.reset(),this.onScheduleUpdate=null}reset(){this.eventMap={},this.setDurations(0,0,0),this.events&&this.events.forEach(e=>e.reset()),this.events=this.items=null}resetErrorsInRange(e,t){return this.events?this.events.reduce((s,i)=>e<=i.startOffset&&t>i.startOffset?(delete i.error,s+1):s,0):0}get duration(){const e=this.items;return e?e[e.length-1].end:0}get length(){return this.items?this.items.length:0}getEvent(e){return e&&this.eventMap[e]||null}hasEvent(e){return e in this.eventMap}findItemIndex(e,t){if(e.event)return this.findEventIndex(e.event.identifier);let s=-1;e.nextEvent?s=this.findEventIndex(e.nextEvent.identifier)-1:e.previousEvent&&(s=this.findEventIndex(e.previousEvent.identifier)+1);const i=this.items;if(i)for(i[s]||(t===void 0&&(t=e.start),s=this.findItemIndexAtTime(t));s>=0&&(r=i[s])!=null&&r.event;){var r;s--}return s}findItemIndexAtTime(e,t){const s=this.items;if(s)for(let i=0;i<s.length;i++){let r=s[i];if(t&&t!=="primary"&&(r=r[t]),e===r.start||e>r.start&&e<r.end)return i}return-1}findJumpRestrictedIndex(e,t){const s=this.items;if(s)for(let i=e;i<=t&&s[i];i++){const r=s[i].event;if(r!=null&&r.restrictions.jump&&!r.appendInPlace)return i}return-1}findEventIndex(e){const t=this.items;if(t)for(let i=t.length;i--;){var s;if(((s=t[i].event)==null?void 0:s.identifier)===e)return i}return-1}findAssetIndex(e,t){const s=e.assetList,i=s.length;if(i>1)for(let r=0;r<i;r++){const n=s[r];if(!n.error){const o=n.timelineStart;if(t===o||t>o&&(t<o+(n.duration||0)||r===i-1))return r}}return 0}get assetIdAtEnd(){var e;const t=(e=this.items)==null||(e=e[this.length-1])==null?void 0:e.event;if(t){const s=t.assetList,i=s[s.length-1];if(i)return i.identifier}return null}parseInterstitialDateRanges(e,t){const s=e.main.details,{dateRanges:i}=s,r=this.events,n=this.parseDateRanges(i,{url:s.url},t),o=Object.keys(i),c=r?r.filter(l=>!o.includes(l.identifier)):[];n.length&&n.sort((l,h)=>{const u=l.cue.pre,d=l.cue.post,f=h.cue.pre,g=h.cue.post;if(u&&!f)return-1;if(f&&!u||d&&!g)return 1;if(g&&!d)return-1;if(!u&&!f&&!d&&!g){const y=l.startTime,p=h.startTime;if(y!==p)return y-p}return l.dateRange.tagOrder-h.dateRange.tagOrder}),this.events=n,c.forEach(l=>{this.removeEvent(l)}),this.updateSchedule(e,c)}updateSchedule(e,t=[],s=!1){const i=this.events||[];if(i.length||t.length||this.length<2){const r=this.items,n=this.parseSchedule(i,e);(s||t.length||(r==null?void 0:r.length)!==n.length||n.some((c,l)=>Math.abs(c.playout.start-r[l].playout.start)>.005||Math.abs(c.playout.end-r[l].playout.end)>.005))&&(this.items=n,this.onScheduleUpdate(t,r))}}parseDateRanges(e,t,s){const i=[],r=Object.keys(e);for(let n=0;n<r.length;n++){const o=r[n],c=e[o];if(c.isInterstitial){let l=this.eventMap[o];l?l.setDateRange(c):(l=new Fh(c,t),this.eventMap[o]=l,s===!1&&(l.appendInPlace=s)),i.push(l)}}return i}parseSchedule(e,t){const s=[],i=t.main.details,r=i.live?1/0:i.edge;let n=0;if(e=e.filter(c=>!c.error&&!(c.cue.once&&c.hasPlayed)),e.length){this.resolveOffsets(e,t);let c=0,l=0;if(e.forEach((h,u)=>{const d=h.cue.pre,f=h.cue.post,g=e[u-1]||null,y=h.appendInPlace,p=f?r:h.startOffset,E=h.duration,T=h.timelineOccupancy===Es.Range?E:0,S=h.resumptionOffset,v=(g==null?void 0:g.startTime)===p,x=p+h.cumulativeDuration;let D=y?x+E:p+S;if(d||!f&&p<=0){const _=l;l+=T,h.timelineStart=x;const b=n;n+=E,s.push({event:h,start:x,end:D,playout:{start:b,end:n},integrated:{start:_,end:l}})}else if(p<=r){if(!v){const I=p-c;if(I>Hr){const P=c,F=l;l+=I;const U=n;n+=I;const H={previousEvent:e[u-1]||null,nextEvent:h,start:P,end:P+I,playout:{start:U,end:n},integrated:{start:F,end:l}};s.push(H)}else I>0&&g&&(g.cumulativeDuration+=I,s[s.length-1].end=p)}f&&(D=x),h.timelineStart=x;const _=l;l+=T;const b=n;n+=E,s.push({event:h,start:x,end:D,playout:{start:b,end:n},integrated:{start:_,end:l}})}else return;const A=h.resumeTime;f||A>r?c=r:c=A}),c<r){var o;const h=c,u=l,d=r-c;l+=d;const f=n;n+=d,s.push({previousEvent:((o=s[s.length-1])==null?void 0:o.event)||null,nextEvent:null,start:c,end:h+d,playout:{start:f,end:n},integrated:{start:u,end:l}})}this.setDurations(r,n,l)}else s.push({previousEvent:null,nextEvent:null,start:0,end:r,playout:{start:0,end:r},integrated:{start:0,end:r}}),this.setDurations(r,r,r);return s}setDurations(e,t,s){this.durations={primary:e,playout:t,integrated:s}}resolveOffsets(e,t){const s=t.main.details,i=s.live?1/0:s.edge;let r=0,n=-1;e.forEach((o,c)=>{const l=o.cue.pre,h=o.cue.post,u=l?0:h?i:o.startTime;this.updateAssetDurations(o),n===u?o.cumulativeDuration=r:(r=0,n=u),!h&&o.snapOptions.in&&(o.resumeAnchor=lt(null,s.fragments,o.startOffset+o.resumptionOffset,0,0)||void 0),o.appendInPlace&&!o.appendInPlaceStarted&&(this.primaryCanResumeInPlaceAt(o,t)||(o.appendInPlace=!1)),!o.appendInPlace&&c+1<e.length&&e[c+1].startTime-e[c].resumeTime<Hr&&(e[c+1].appendInPlace=!1,e[c+1].appendInPlace&&this.warn(`Could not change append strategy for abutting event ${o}`));const f=M(o.resumeOffset)?o.resumeOffset:o.duration;r+=f})}primaryCanResumeInPlaceAt(e,t){const s=e.resumeTime,i=e.startTime+e.resumptionOffset;return Math.abs(s-i)>vt?(this.log(`"${e.identifier}" resumption ${s} not aligned with estimated timeline end ${i}`),!1):!Object.keys(t).some(n=>{const o=t[n].details,c=o.edge;if(s>=c)return this.log(`"${e.identifier}" resumption ${s} past ${n} playlist end ${c}`),!1;const l=lt(null,o.fragments,s);if(!l)return this.log(`"${e.identifier}" resumption ${s} does not align with any fragments in ${n} playlist (${o.fragStart}-${o.fragmentEnd})`),!0;const h=n==="audio"?.175:0;return Math.abs(l.start-s)<vt+h||Math.abs(l.end-s)<vt+h?!1:(this.log(`"${e.identifier}" resumption ${s} not aligned with ${n} fragment bounds (${l.start}-${l.end} sn: ${l.sn} cc: ${l.cc})`),!0)})}updateAssetDurations(e){if(!e.assetListLoaded)return;const t=e.timelineStart;let s=0,i=!1,r=!1;for(let n=0;n<e.assetList.length;n++){const o=e.assetList[n],c=t+s;o.startOffset=s,o.timelineStart=c,i||(i=o.duration===null),r||(r=!!o.error);const l=o.error?0:o.duration||0;s+=l}i&&!r?e.duration=Math.max(s,e.duration):e.duration=s}removeEvent(e){e.reset(),delete this.eventMap[e.identifier]}}function ke(a){return`[${a.event?'"'+a.event.identifier+'"':"primary"}: ${a.start.toFixed(2)}-${a.end.toFixed(2)}]`}class Uh{constructor(e){this.hls=void 0,this.hls=e}destroy(){this.hls=null}loadAssetList(e,t){const s=e.assetListUrl;let i;try{i=Ia(s,this.hls.sessionId,e.baseUrl)}catch(d){const f=this.assignAssetListError(e,R.ASSET_LIST_LOAD_ERROR,d,s);this.hls.trigger(m.ERROR,f);return}t&&i.protocol!=="data:"&&i.searchParams.set("_HLS_start_offset",""+t);const r=this.hls.config,n=r.loader,o=new n(r),c={responseType:"json",url:i.href},l=r.interstitialAssetListLoadPolicy.default,h={loadPolicy:l,timeout:l.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},u={onSuccess:(d,f,g,y)=>{const p=d.data,E=p==null?void 0:p.ASSETS;if(!Array.isArray(E)){const T=this.assignAssetListError(e,R.ASSET_LIST_PARSING_ERROR,new Error("Invalid interstitial asset list"),g.url,f,y);this.hls.trigger(m.ERROR,T);return}e.assetListResponse=p,this.hls.trigger(m.ASSET_LIST_LOADED,{event:e,assetListResponse:p,networkDetails:y})},onError:(d,f,g,y)=>{const p=this.assignAssetListError(e,R.ASSET_LIST_LOAD_ERROR,new Error(`Error loading X-ASSET-LIST: HTTP status ${d.code} ${d.text} (${f.url})`),f.url,y,g);this.hls.trigger(m.ERROR,p)},onTimeout:(d,f,g)=>{const y=this.assignAssetListError(e,R.ASSET_LIST_LOAD_TIMEOUT,new Error(`Timeout loading X-ASSET-LIST (${f.url})`),f.url,d,g);this.hls.trigger(m.ERROR,y)}};return o.load(c,h,u),this.hls.trigger(m.ASSET_LIST_LOADING,{event:e}),o}assignAssetListError(e,t,s,i,r,n){return e.error=s,{type:V.NETWORK_ERROR,details:t,fatal:!1,interstitial:e,url:i,error:s,networkDetails:n,stats:r}}}function Yr(a){var e;a==null||(e=a.play())==null||e.catch(()=>{})}function mt(a,e){return`[${a}] Advancing timeline position to ${e}`}class $h extends Ce{constructor(e,t){super("interstitials",e.logger),this.HlsPlayerClass=void 0,this.hls=void 0,this.assetListLoader=void 0,this.mediaSelection=null,this.altSelection=null,this.media=null,this.detachedData=null,this.requiredTracks=null,this.manager=null,this.playerQueue=[],this.bufferedPos=-1,this.timelinePos=-1,this.schedule=void 0,this.playingItem=null,this.bufferingItem=null,this.waitingItem=null,this.endedItem=null,this.playingAsset=null,this.endedAsset=null,this.bufferingAsset=null,this.shouldPlay=!1,this.onPlay=()=>{this.shouldPlay=!0},this.onPause=()=>{this.shouldPlay=!1},this.onSeeking=()=>{const s=this.currentTime;if(s===void 0||this.playbackDisabled||!this.schedule)return;const i=s-this.timelinePos;if(Math.abs(i)<1/7056e5)return;const n=i<=-.01;this.timelinePos===-1&&!this.effectivePlayingItem&&this.checkStart(),this.timelinePos=s,this.bufferedPos=s;const o=this.playingItem;if(!o){this.checkBuffer();return}if(n&&this.schedule.resetErrorsInRange(s,s-i)&&this.updateSchedule(!0),this.checkBuffer(),n&&s<o.start||s>=o.end){var c;const f=this.findItemIndex(o);let g=this.schedule.findItemIndexAtTime(s);if(g===-1&&(g=f+(n?-1:1),this.log(`seeked ${n?"back ":""}to position not covered by schedule ${s} (resolving from ${f} to ${g})`)),!this.isInterstitial(o)&&(c=this.media)!=null&&c.paused&&(this.shouldPlay=!1),!n&&g>f){const y=this.schedule.findJumpRestrictedIndex(f+1,g);if(y>f){this.setSchedulePosition(y);return}}this.setSchedulePosition(g);return}const l=this.playingAsset;if(!l){if(this.playingLastItem&&this.isInterstitial(o)){const f=o.event.assetList[0];f&&(this.endedItem=this.playingItem,this.playingItem=null,this.setScheduleToAssetAtTime(s,f))}return}const h=l.timelineStart,u=l.duration||0;if(n&&s<h||s>=h+u){var d;(d=o.event)!=null&&d.appendInPlace&&(this.clearAssetPlayers(o.event,o),this.flushFrontBuffer(s)),this.setScheduleToAssetAtTime(s,l)}},this.onTimeupdate=()=>{const s=this.currentTime;if(s===void 0||this.playbackDisabled)return;if(this.timelinePos===-1&&!this.effectivePlayingItem&&this.checkStart(),s>this.timelinePos)this.timelinePos=s,s>this.bufferedPos&&this.checkBuffer();else return;const i=this.playingItem;if(!i||this.playingLastItem)return;if(s>=i.end){this.timelinePos=i.end;const o=this.findItemIndex(i);this.setSchedulePosition(o+1)}const r=this.playingAsset;if(!r)return;const n=r.timelineStart+(r.duration||0);s>=n&&this.setScheduleToAssetAtTime(s,r)},this.onScheduleUpdate=(s,i)=>{const r=this.schedule;if(!r)return;const n=this.playingItem,o=r.events||[],c=r.items||[],l=r.durations,h=s.map(y=>y.identifier),u=!!(o.length||h.length);(u||i)&&this.log(`INTERSTITIALS_UPDATED (${o.length}): ${o}
Schedule: ${c.map(y=>ke(y))} pos: ${this.timelinePos}`),h.length&&this.log(`Removed events ${h}`);let d=null,f=null;n&&(d=this.updateItem(n,this.timelinePos),this.itemsMatch(n,d)?this.playingItem=d:this.waitingItem=this.endedItem=null),this.waitingItem=this.updateItem(this.waitingItem),this.endedItem=this.updateItem(this.endedItem);const g=this.bufferingItem;if(g&&(f=this.updateItem(g,this.bufferedPos),this.itemsMatch(g,f)?this.bufferingItem=f:g.event&&(this.bufferingItem=this.playingItem,this.clearInterstitial(g.event,null))),s.forEach(y=>{y.assetList.forEach(p=>{this.clearAssetPlayer(p.identifier,null)})}),this.playerQueue.forEach(y=>{if(y.interstitial.appendInPlace){const p=y.assetItem.timelineStart,E=y.timelineOffset-p;if(E)try{y.timelineOffset=p}catch(T){Math.abs(E)>vt&&this.warn(`${T} ("${y.assetId}" ${y.timelineOffset}->${p})`)}}}),u||i){if(this.hls.trigger(m.INTERSTITIALS_UPDATED,{events:o.slice(0),schedule:c.slice(0),durations:l,removedIds:h}),this.isInterstitial(n)&&h.includes(n.event.identifier)){this.warn(`Interstitial "${n.event.identifier}" removed while playing`),this.primaryFallback(n.event);return}n&&this.trimInPlace(d,n),g&&f!==d&&this.trimInPlace(f,g),this.checkBuffer()}},this.hls=e,this.HlsPlayerClass=t,this.assetListLoader=new Uh(e),this.schedule=new Bh(this.onScheduleUpdate,e.logger),this.registerListeners()}registerListeners(){const e=this.hls;e&&(e.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(m.AUDIO_TRACK_UPDATED,this.onAudioTrackUpdated,this),e.on(m.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.on(m.SUBTITLE_TRACK_UPDATED,this.onSubtitleTrackUpdated,this),e.on(m.EVENT_CUE_ENTER,this.onInterstitialCueEnter,this),e.on(m.ASSET_LIST_LOADED,this.onAssetListLoaded,this),e.on(m.BUFFER_APPENDED,this.onBufferAppended,this),e.on(m.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(m.BUFFERED_TO_END,this.onBufferedToEnd,this),e.on(m.MEDIA_ENDED,this.onMediaEnded,this),e.on(m.ERROR,this.onError,this),e.on(m.DESTROYING,this.onDestroying,this))}unregisterListeners(){const e=this.hls;e&&(e.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(m.AUDIO_TRACK_UPDATED,this.onAudioTrackUpdated,this),e.off(m.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.off(m.SUBTITLE_TRACK_UPDATED,this.onSubtitleTrackUpdated,this),e.off(m.EVENT_CUE_ENTER,this.onInterstitialCueEnter,this),e.off(m.ASSET_LIST_LOADED,this.onAssetListLoaded,this),e.off(m.BUFFER_CODECS,this.onBufferCodecs,this),e.off(m.BUFFER_APPENDED,this.onBufferAppended,this),e.off(m.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(m.BUFFERED_TO_END,this.onBufferedToEnd,this),e.off(m.MEDIA_ENDED,this.onMediaEnded,this),e.off(m.ERROR,this.onError,this),e.off(m.DESTROYING,this.onDestroying,this))}startLoad(){this.resumeBuffering()}stopLoad(){this.pauseBuffering()}resumeBuffering(){var e;(e=this.getBufferingPlayer())==null||e.resumeBuffering()}pauseBuffering(){var e;(e=this.getBufferingPlayer())==null||e.pauseBuffering()}destroy(){this.unregisterListeners(),this.stopLoad(),this.assetListLoader&&this.assetListLoader.destroy(),this.emptyPlayerQueue(),this.clearScheduleState(),this.schedule&&this.schedule.destroy(),this.media=this.detachedData=this.mediaSelection=this.requiredTracks=this.altSelection=this.schedule=this.manager=null,this.hls=this.HlsPlayerClass=this.log=null,this.assetListLoader=null,this.onPlay=this.onPause=this.onSeeking=this.onTimeupdate=null,this.onScheduleUpdate=null}onDestroying(){const e=this.primaryMedia||this.media;e&&this.removeMediaListeners(e)}removeMediaListeners(e){ve(e,"play",this.onPlay),ve(e,"pause",this.onPause),ve(e,"seeking",this.onSeeking),ve(e,"timeupdate",this.onTimeupdate)}onMediaAttaching(e,t){const s=this.media=t.media;Te(s,"seeking",this.onSeeking),Te(s,"timeupdate",this.onTimeupdate),Te(s,"play",this.onPlay),Te(s,"pause",this.onPause)}onMediaAttached(e,t){const s=this.effectivePlayingItem,i=this.detachedData;if(this.detachedData=null,s===null)this.checkStart();else if(!i){this.clearScheduleState();const r=this.findItemIndex(s);this.setSchedulePosition(r)}}clearScheduleState(){this.log("clear schedule state"),this.playingItem=this.bufferingItem=this.waitingItem=this.endedItem=this.playingAsset=this.endedAsset=this.bufferingAsset=null}onMediaDetaching(e,t){const s=!!t.transferMedia,i=this.media;if(this.media=null,!s&&(i&&this.removeMediaListeners(i),this.detachedData)){const r=this.getBufferingPlayer();r&&(this.log(`Removing schedule state for detachedData and ${r}`),this.playingAsset=this.endedAsset=this.bufferingAsset=this.bufferingItem=this.waitingItem=this.detachedData=null,r.detachMedia()),this.shouldPlay=!1}}get interstitialsManager(){if(!this.hls)return null;if(this.manager)return this.manager;const e=this,t=()=>e.bufferingItem||e.waitingItem,s=u=>u&&e.getAssetPlayer(u.identifier),i=(u,d,f,g,y)=>{if(u){let p=u[d].start;const E=u.event;if(E){if(d==="playout"||E.timelineOccupancy!==Es.Point){const T=s(f);(T==null?void 0:T.interstitial)===E&&(p+=T.assetItem.startOffset+T[y])}}else{const T=g==="bufferedPos"?n():e[g];p+=T-u.start}return p}return 0},r=(u,d)=>{var f;if(u!==0&&d!=="primary"&&(f=e.schedule)!=null&&f.length){var g;const y=e.schedule.findItemIndexAtTime(u),p=(g=e.schedule.items)==null?void 0:g[y];if(p){const E=p[d].start-p.start;return u+E}}return u},n=()=>{const u=e.bufferedPos;return u===Number.MAX_VALUE?o("primary"):Math.max(u,0)},o=u=>{var d,f;return(d=e.primaryDetails)!=null&&d.live?e.primaryDetails.edge:((f=e.schedule)==null?void 0:f.durations[u])||0},c=(u,d)=>{var f,g;const y=e.effectivePlayingItem;if(y!=null&&(f=y.event)!=null&&f.restrictions.skip||!e.schedule)return;e.log(`seek to ${u} "${d}"`);const p=e.effectivePlayingItem,E=e.schedule.findItemIndexAtTime(u,d),T=(g=e.schedule.items)==null?void 0:g[E],S=e.getBufferingPlayer(),v=S==null?void 0:S.interstitial,x=v==null?void 0:v.appendInPlace,D=p&&e.itemsMatch(p,T);if(p&&(x||D)){const A=s(e.playingAsset),_=(A==null?void 0:A.media)||e.primaryMedia;if(_){const b=d==="primary"?_.currentTime:i(p,d,e.playingAsset,"timelinePos","currentTime"),I=u-b,P=(x?b:_.currentTime)+I;if(P>=0&&(!A||x||P<=A.duration)){_.currentTime=P;return}}}if(T){let A=u;if(d!=="primary"){const b=T[d].start,I=u-b;A=T.start+I}const _=!e.isInterstitial(T);if((!e.isInterstitial(p)||p.event.appendInPlace)&&(_||T.event.appendInPlace)){const b=e.media||(x?S==null?void 0:S.media:null);b&&(b.currentTime=A)}else if(p){const b=e.findItemIndex(p);if(E>b){const P=e.schedule.findJumpRestrictedIndex(b+1,E);if(P>b){e.setSchedulePosition(P);return}}let I=0;if(_)e.timelinePos=A,e.checkBuffer();else{const P=T.event.assetList,F=u-(T[d]||T).start;for(let U=P.length;U--;){const H=P[U];if(H.duration&&F>=H.startOffset&&F<H.startOffset+H.duration){I=U;break}}}e.setSchedulePosition(E,I)}}},l=()=>{const u=e.effectivePlayingItem;if(e.isInterstitial(u))return u;const d=t();return e.isInterstitial(d)?d:null},h={get bufferedEnd(){const u=t(),d=e.bufferingItem;if(d&&d===u){var f;return i(d,"playout",e.bufferingAsset,"bufferedPos","bufferedEnd")-d.playout.start||((f=e.bufferingAsset)==null?void 0:f.startOffset)||0}return 0},get currentTime(){const u=l(),d=e.effectivePlayingItem;return d&&d===u?i(d,"playout",e.effectivePlayingAsset,"timelinePos","currentTime")-d.playout.start:0},set currentTime(u){const d=l(),f=e.effectivePlayingItem;f&&f===d&&c(u+f.playout.start,"playout")},get duration(){const u=l();return u?u.playout.end-u.playout.start:0},get assetPlayers(){var u;const d=(u=l())==null?void 0:u.event.assetList;return d?d.map(f=>e.getAssetPlayer(f.identifier)):[]},get playingIndex(){var u;const d=(u=l())==null?void 0:u.event;return d&&e.effectivePlayingAsset?d.findAssetIndex(e.effectivePlayingAsset):-1},get scheduleItem(){return l()}};return this.manager={get events(){var u;return((u=e.schedule)==null||(u=u.events)==null?void 0:u.slice(0))||[]},get schedule(){var u;return((u=e.schedule)==null||(u=u.items)==null?void 0:u.slice(0))||[]},get interstitialPlayer(){return l()?h:null},get playerQueue(){return e.playerQueue.slice(0)},get bufferingAsset(){return e.bufferingAsset},get bufferingItem(){return t()},get bufferingIndex(){const u=t();return e.findItemIndex(u)},get playingAsset(){return e.effectivePlayingAsset},get playingItem(){return e.effectivePlayingItem},get playingIndex(){const u=e.effectivePlayingItem;return e.findItemIndex(u)},primary:{get bufferedEnd(){return n()},get currentTime(){const u=e.timelinePos;return u>0?u:0},set currentTime(u){c(u,"primary")},get duration(){return o("primary")},get seekableStart(){var u;return((u=e.primaryDetails)==null?void 0:u.fragmentStart)||0}},integrated:{get bufferedEnd(){return i(t(),"integrated",e.bufferingAsset,"bufferedPos","bufferedEnd")},get currentTime(){return i(e.effectivePlayingItem,"integrated",e.effectivePlayingAsset,"timelinePos","currentTime")},set currentTime(u){c(u,"integrated")},get duration(){return o("integrated")},get seekableStart(){var u;return r(((u=e.primaryDetails)==null?void 0:u.fragmentStart)||0,"integrated")}},skip:()=>{const u=e.effectivePlayingItem,d=u==null?void 0:u.event;if(d&&!d.restrictions.skip){const f=e.findItemIndex(u);if(d.appendInPlace){const g=u.playout.start+u.event.duration;c(g+.001,"playout")}else e.advanceAfterAssetEnded(d,f,1/0)}}}}get effectivePlayingItem(){return this.waitingItem||this.playingItem||this.endedItem}get effectivePlayingAsset(){return this.playingAsset||this.endedAsset}get playingLastItem(){var e;const t=this.playingItem,s=(e=this.schedule)==null?void 0:e.items;return!this.playbackStarted||!t||!s?!1:this.findItemIndex(t)===s.length-1}get playbackStarted(){return this.effectivePlayingItem!==null}get currentTime(){var e,t;if(this.mediaSelection===null)return;const s=this.waitingItem||this.playingItem;if(this.isInterstitial(s)&&!s.event.appendInPlace)return;let i=this.media;!i&&(e=this.bufferingItem)!=null&&(e=e.event)!=null&&e.appendInPlace&&(i=this.primaryMedia);const r=(t=i)==null?void 0:t.currentTime;if(!(r===void 0||!M(r)))return r}get primaryMedia(){var e;return this.media||((e=this.detachedData)==null?void 0:e.media)||null}isInterstitial(e){return!!(e!=null&&e.event)}retreiveMediaSource(e,t){const s=this.getAssetPlayer(e);s&&this.transferMediaFromPlayer(s,t)}transferMediaFromPlayer(e,t){const s=e.interstitial.appendInPlace,i=e.media;if(s&&i===this.primaryMedia){if(this.bufferingAsset=null,(!t||this.isInterstitial(t)&&!t.event.appendInPlace)&&t&&i){this.detachedData={media:i};return}const r=e.transferMedia();this.log(`transfer MediaSource from ${e} ${ne(r)}`),this.detachedData=r}else t&&i&&(this.shouldPlay||(this.shouldPlay=!i.paused))}transferMediaTo(e,t){var s,i;if(e.media===t)return;let r=null;const n=this.hls,o=e!==n,c=o&&e.interstitial.appendInPlace,l=(s=this.detachedData)==null?void 0:s.mediaSource;let h;if(n.media)c&&(r=n.transferMedia(),this.detachedData=r),h="Primary";else if(l){const g=this.getBufferingPlayer();g?(r=g.transferMedia(),h=`${g}`):h="detached MediaSource"}else h="detached media";if(!r){if(l)r=this.detachedData,this.log(`using detachedData: MediaSource ${ne(r)}`);else if(!this.detachedData||n.media===t){const g=this.playerQueue;g.length>1&&g.forEach(y=>{if(o&&y.interstitial.appendInPlace!==c){const p=y.interstitial;this.clearInterstitial(y.interstitial,null),p.appendInPlace=!1,p.appendInPlace&&this.warn(`Could not change append strategy for queued assets ${p}`)}}),this.hls.detachMedia(),this.detachedData={media:t}}}const u=r&&"mediaSource"in r&&((i=r.mediaSource)==null?void 0:i.readyState)!=="closed",d=u&&r?r:t;this.log(`${u?"transfering MediaSource":"attaching media"} to ${o?e:"Primary"} from ${h} (media.currentTime: ${t.currentTime})`);const f=this.schedule;if(d===r&&f){const g=o&&e.assetId===f.assetIdAtEnd;d.overrides={duration:f.duration,endOfStream:!o||g,cueRemoval:!o}}e.attachMedia(d)}onInterstitialCueEnter(){this.onTimeupdate()}checkStart(){const e=this.schedule,t=e==null?void 0:e.events;if(!t||this.playbackDisabled||!this.media)return;this.bufferedPos===-1&&(this.bufferedPos=0);const s=this.timelinePos,i=this.effectivePlayingItem;if(s===-1){const r=this.hls.startPosition;if(this.timelinePos=r,t.length===0)this.setSchedulePosition(0);else if(t[0].cue.pre){this.log(mt("checkStart (preroll)",r));const n=e.findEventIndex(t[0].identifier);this.setSchedulePosition(n)}else if(r>=0||!this.primaryLive){this.log(mt("checkStart",r));const n=this.timelinePos=r>0?r:0,o=e.findItemIndexAtTime(n);this.setSchedulePosition(o)}else this.hls.liveSyncPosition===0?this.setSchedulePosition(0):this.log("[checkStart] waiting for live start")}else if(i&&!this.playingItem){this.log(mt("checkStart (playing item)",i.start));const r=e.findItemIndex(i);this.setSchedulePosition(r)}}advanceAssetBuffering(e,t){const s=e.event,i=s.findAssetIndex(t),r=Bs(s,i);if(!s.isAssetPastPlayoutLimit(r))this.bufferedToEvent(e,r);else if(this.schedule){var n;const o=(n=this.schedule.items)==null?void 0:n[this.findItemIndex(e)+1];o&&this.bufferedToItem(o)}}advanceAfterAssetEnded(e,t,s){const i=Bs(e,s);if(e.isAssetPastPlayoutLimit(i)){if(this.schedule){const r=this.schedule.items;if(r){const n=t+1,o=r.length;if(n>=o){this.setSchedulePosition(-1);return}const c=e.resumeTime;this.timelinePos<c&&(this.log(mt("advanceAfterAssetEnded",c)),this.timelinePos=c,e.appendInPlace&&this.advanceInPlace(c),this.checkBuffer(this.bufferedPos<c)),this.setSchedulePosition(n)}}}else{if(e.appendInPlace){const r=e.assetList[i];r&&this.advanceInPlace(r.timelineStart)}this.setSchedulePosition(t,i)}}setScheduleToAssetAtTime(e,t){const s=this.schedule;if(!s)return;const i=t.parentIdentifier,r=s.getEvent(i);if(r){const n=s.findEventIndex(i),o=s.findAssetIndex(r,e);this.advanceAfterAssetEnded(r,n,o-1)}}setSchedulePosition(e,t){var s;const i=(s=this.schedule)==null?void 0:s.items;if(!i||this.playbackDisabled)return;const r=e>=0?i[e]:null;this.log(`setSchedulePosition ${e}, ${t} (${r&&ke(r)}) pos: ${this.timelinePos}`);const n=this.waitingItem||this.playingItem,o=this.playingLastItem;if(this.isInterstitial(n)){const h=n.event,u=this.playingAsset,d=u==null?void 0:u.identifier,f=d?this.getAssetPlayer(d):null;if(f&&d&&(!this.eventItemsMatch(n,r)||t!==void 0&&d!==h.assetList[t].identifier)){var c;const g=h.findAssetIndex(u);if(this.log(`INTERSTITIAL_ASSET_ENDED ${g+1}/${h.assetList.length} ${pt(u)}`),this.endedAsset=u,this.playingAsset=null,this.hls.trigger(m.INTERSTITIAL_ASSET_ENDED,{asset:u,assetListIndex:g,event:h,schedule:i.slice(0),scheduleIndex:e,player:f}),n!==this.playingItem){this.itemsMatch(n,this.playingItem)&&!this.playingAsset&&this.advanceAfterAssetEnded(h,this.findItemIndex(this.playingItem),g);return}this.retreiveMediaSource(d,r),f.media&&!((c=this.detachedData)!=null&&c.mediaSource)&&f.detachMedia()}if(!this.eventItemsMatch(n,r)&&(this.endedItem=n,this.playingItem=null,this.log(`INTERSTITIAL_ENDED ${h} ${ke(n)}`),h.hasPlayed=!0,this.hls.trigger(m.INTERSTITIAL_ENDED,{event:h,schedule:i.slice(0),scheduleIndex:e}),h.cue.once)){var l;this.updateSchedule();const g=(l=this.schedule)==null?void 0:l.items;if(r&&g){const y=this.findItemIndex(r);this.advanceSchedule(y,g,t,n,o)}return}}this.advanceSchedule(e,i,t,n,o)}advanceSchedule(e,t,s,i,r){const n=this.schedule;if(!n)return;const o=t[e]||null,c=this.primaryMedia,l=this.playerQueue;if(l.length&&l.forEach(h=>{const u=h.interstitial,d=n.findEventIndex(u.identifier);(d<e||d>e+1)&&this.clearInterstitial(u,o)}),this.isInterstitial(o)){this.timelinePos=Math.min(Math.max(this.timelinePos,o.start),o.end);const h=o.event;if(s===void 0){s=n.findAssetIndex(h,this.timelinePos);const g=Bs(h,s-1);if(h.isAssetPastPlayoutLimit(g)||h.appendInPlace&&this.timelinePos===o.end){this.advanceAfterAssetEnded(h,e,s);return}s=g}const u=this.waitingItem;this.assetsBuffered(o,c)||this.setBufferingItem(o);let d=this.preloadAssets(h,s);if(this.eventItemsMatch(o,u||i)||(this.waitingItem=o,this.log(`INTERSTITIAL_STARTED ${ke(o)} ${h.appendInPlace?"append in place":""}`),this.hls.trigger(m.INTERSTITIAL_STARTED,{event:h,schedule:t.slice(0),scheduleIndex:e})),!h.assetListLoaded){this.log(`Waiting for ASSET-LIST to complete loading ${h}`);return}if(h.assetListLoader&&(h.assetListLoader.destroy(),h.assetListLoader=void 0),!c){this.log(`Waiting for attachMedia to start Interstitial ${h}`);return}this.waitingItem=this.endedItem=null,this.playingItem=o;const f=h.assetList[s];if(!f){this.advanceAfterAssetEnded(h,e,s||0);return}if(d||(d=this.getAssetPlayer(f.identifier)),d===null||d.destroyed){const g=h.assetList.length;this.warn(`asset ${s+1}/${g} player destroyed ${h}`),d=this.createAssetPlayer(h,f,s),d.loadSource()}if(!this.eventItemsMatch(o,this.bufferingItem)&&h.appendInPlace&&this.isAssetBuffered(f))return;this.startAssetPlayer(d,s,t,e,c),this.shouldPlay&&Yr(d.media)}else o?(this.resumePrimary(o,e,i),this.shouldPlay&&Yr(this.hls.media)):r&&this.isInterstitial(i)&&(this.endedItem=null,this.playingItem=i,i.event.appendInPlace||this.attachPrimary(n.durations.primary,null))}get playbackDisabled(){return this.hls.config.enableInterstitialPlayback===!1}get primaryDetails(){var e;return(e=this.mediaSelection)==null?void 0:e.main.details}get primaryLive(){var e;return!!((e=this.primaryDetails)!=null&&e.live)}resumePrimary(e,t,s){var i,r;if(this.playingItem=e,this.playingAsset=this.endedAsset=null,this.waitingItem=this.endedItem=null,this.bufferedToItem(e),this.log(`resuming ${ke(e)}`),!((i=this.detachedData)!=null&&i.mediaSource)){let o=this.timelinePos;(o<e.start||o>=e.end)&&(o=this.getPrimaryResumption(e,t),this.log(mt("resumePrimary",o)),this.timelinePos=o),this.attachPrimary(o,e)}if(!s)return;const n=(r=this.schedule)==null?void 0:r.items;n&&(this.log(`INTERSTITIALS_PRIMARY_RESUMED ${ke(e)}`),this.hls.trigger(m.INTERSTITIALS_PRIMARY_RESUMED,{schedule:n.slice(0),scheduleIndex:t}),this.checkBuffer())}getPrimaryResumption(e,t){const s=e.start;if(this.primaryLive){const i=this.primaryDetails;if(t===0)return this.hls.startPosition;if(i&&(s<i.fragmentStart||s>i.edge))return this.hls.liveSyncPosition||-1}return s}isAssetBuffered(e){const t=this.getAssetPlayer(e.identifier);return t!=null&&t.hls?t.hls.bufferedToEnd:q.bufferInfo(this.primaryMedia,this.timelinePos,0).end+1>=e.timelineStart+(e.duration||0)}attachPrimary(e,t,s){t?this.setBufferingItem(t):this.bufferingItem=this.playingItem,this.bufferingAsset=null;const i=this.primaryMedia;if(!i)return;const r=this.hls;r.media?this.checkBuffer():(this.transferMediaTo(r,i),s&&this.startLoadingPrimaryAt(e,s)),s||(this.log(mt("attachPrimary",e)),this.timelinePos=e,this.startLoadingPrimaryAt(e,s))}startLoadingPrimaryAt(e,t){var s;const i=this.hls;!i.loadingEnabled||!i.media||Math.abs((((s=i.mainForwardBufferInfo)==null?void 0:s.start)||i.media.currentTime)-e)>.5?i.startLoad(e,t):i.bufferingEnabled||i.resumeBuffering()}onManifestLoading(){var e;this.stopLoad(),(e=this.schedule)==null||e.reset(),this.emptyPlayerQueue(),this.clearScheduleState(),this.shouldPlay=!1,this.bufferedPos=this.timelinePos=-1,this.mediaSelection=this.altSelection=this.manager=this.requiredTracks=null,this.hls.off(m.BUFFER_CODECS,this.onBufferCodecs,this),this.hls.on(m.BUFFER_CODECS,this.onBufferCodecs,this)}onLevelUpdated(e,t){if(t.level===-1||!this.schedule)return;const s=this.hls.levels[t.level];if(!s.details)return;const i=te(te({},this.mediaSelection||this.altSelection),{},{main:s});this.mediaSelection=i,this.schedule.parseInterstitialDateRanges(i,this.hls.config.interstitialAppendInPlace),!this.effectivePlayingItem&&this.schedule.items&&this.checkStart()}onAudioTrackUpdated(e,t){const s=this.hls.audioTracks[t.id],i=this.mediaSelection;if(!i){this.altSelection=te(te({},this.altSelection),{},{audio:s});return}const r=te(te({},i),{},{audio:s});this.mediaSelection=r}onSubtitleTrackUpdated(e,t){const s=this.hls.subtitleTracks[t.id],i=this.mediaSelection;if(!i){this.altSelection=te(te({},this.altSelection),{},{subtitles:s});return}const r=te(te({},i),{},{subtitles:s});this.mediaSelection=r}onAudioTrackSwitching(e,t){const s=er(t);this.playerQueue.forEach(({hls:i})=>i&&(i.setAudioOption(t)||i.setAudioOption(s)))}onSubtitleTrackSwitch(e,t){const s=er(t);this.playerQueue.forEach(({hls:i})=>i&&(i.setSubtitleOption(t)||t.id!==-1&&i.setSubtitleOption(s)))}onBufferCodecs(e,t){const s=t.tracks;s&&(this.requiredTracks=s)}onBufferAppended(e,t){this.checkBuffer()}onBufferFlushed(e,t){const s=this.playingItem;if(s&&!this.itemsMatch(s,this.bufferingItem)&&!this.isInterstitial(s)){const i=this.timelinePos;this.bufferedPos=i,this.checkBuffer()}}onBufferedToEnd(e){if(!this.schedule)return;const t=this.schedule.events;if(this.bufferedPos<Number.MAX_VALUE&&t){for(let i=0;i<t.length;i++){const r=t[i];if(r.cue.post){var s;const n=this.schedule.findEventIndex(r.identifier),o=(s=this.schedule.items)==null?void 0:s[n];this.isInterstitial(o)&&this.eventItemsMatch(o,this.bufferingItem)&&this.bufferedToItem(o,0);break}}this.bufferedPos=Number.MAX_VALUE}}onMediaEnded(e){const t=this.playingItem;if(!this.playingLastItem&&t){const s=this.findItemIndex(t);this.setSchedulePosition(s+1)}else this.shouldPlay=!1}updateItem(e,t){var s;const i=(s=this.schedule)==null?void 0:s.items;if(e&&i){const r=this.findItemIndex(e,t);return i[r]||null}return null}trimInPlace(e,t){if(this.isInterstitial(e)&&e.event.appendInPlace&&t.end-e.end>.25){e.event.assetList.forEach((r,n)=>{e.event.isAssetPastPlayoutLimit(n)&&this.clearAssetPlayer(r.identifier,null)});const s=e.end+.25,i=q.bufferInfo(this.primaryMedia,s,0);(i.end>s||(i.nextStart||0)>s)&&(this.log(`trim buffered interstitial ${ke(e)} (was ${ke(t)})`),this.attachPrimary(s,null,!0),this.flushFrontBuffer(s))}}itemsMatch(e,t){return!!t&&(e===t||e.event&&t.event&&this.eventItemsMatch(e,t)||!e.event&&!t.event&&this.findItemIndex(e)===this.findItemIndex(t))}eventItemsMatch(e,t){var s;return!!t&&(e===t||e.event.identifier===((s=t.event)==null?void 0:s.identifier))}findItemIndex(e,t){return e&&this.schedule?this.schedule.findItemIndex(e,t):-1}updateSchedule(e=!1){var t;const s=this.mediaSelection;s&&((t=this.schedule)==null||t.updateSchedule(s,[],e))}checkBuffer(e){var t;const s=(t=this.schedule)==null?void 0:t.items;if(!s)return;const i=q.bufferInfo(this.primaryMedia,this.timelinePos,0);e&&(this.bufferedPos=this.timelinePos),e||(e=i.len<1),this.updateBufferedPos(i.end,s,e)}updateBufferedPos(e,t,s){const i=this.schedule,r=this.bufferingItem;if(this.bufferedPos>e||!i)return;if(t.length===1&&this.itemsMatch(t[0],r)){this.bufferedPos=e;return}const n=this.playingItem,o=this.findItemIndex(n);let c=i.findItemIndexAtTime(e);if(this.bufferedPos<e){var l;const h=this.findItemIndex(r),u=Math.min(h+1,t.length-1),d=t[u];if((c===-1&&r&&e>=r.end||(l=d.event)!=null&&l.appendInPlace&&e+.01>=d.start)&&(c=u),this.isInterstitial(r)){const f=r.event;if(u-o>1&&f.appendInPlace===!1||f.assetList.length===0&&f.assetListLoader)return}if(this.bufferedPos=e,c>h&&c>o)this.bufferedToItem(d);else{const f=this.primaryDetails;this.primaryLive&&f&&e>f.edge-f.targetduration&&d.start<f.edge+this.hls.config.interstitialLiveLookAhead&&this.isInterstitial(d)&&this.preloadAssets(d.event,0)}}else s&&n&&!this.itemsMatch(n,r)&&(c===o?this.bufferedToItem(n):c===o+1&&this.bufferedToItem(t[c]))}assetsBuffered(e,t){return e.event.assetList.length===0?!1:!e.event.assetList.some(i=>{const r=this.getAssetPlayer(i.identifier);return!(r!=null&&r.bufferedInPlaceToEnd(t))})}setBufferingItem(e){const t=this.bufferingItem,s=this.schedule;if(!this.itemsMatch(e,t)&&s){const{items:i,events:r}=s;if(!i||!r)return t;const n=this.isInterstitial(e),o=this.getBufferingPlayer();this.bufferingItem=e,this.bufferedPos=Math.max(e.start,Math.min(e.end,this.timelinePos));const c=o?o.remaining:t?t.end-this.timelinePos:0;if(this.log(`INTERSTITIALS_BUFFERED_TO_BOUNDARY ${ke(e)}`+(t?` (${c.toFixed(2)} remaining)`:"")),!this.playbackDisabled)if(n){const l=s.findAssetIndex(e.event,this.bufferedPos);e.event.assetList.forEach((h,u)=>{const d=this.getAssetPlayer(h.identifier);d&&(u===l&&d.loadSource(),d.resumeBuffering())})}else this.hls.resumeBuffering(),this.playerQueue.forEach(l=>l.pauseBuffering());this.hls.trigger(m.INTERSTITIALS_BUFFERED_TO_BOUNDARY,{events:r.slice(0),schedule:i.slice(0),bufferingIndex:this.findItemIndex(e),playingIndex:this.findItemIndex(this.playingItem)})}else this.bufferingItem!==e&&(this.bufferingItem=e);return t}bufferedToItem(e,t=0){const s=this.setBufferingItem(e);if(!this.playbackDisabled){if(this.isInterstitial(e))this.bufferedToEvent(e,t);else if(s!==null){this.bufferingAsset=null;const i=this.detachedData;i?i.mediaSource?this.attachPrimary(e.start,e,!0):this.preloadPrimary(e):this.preloadPrimary(e)}}}preloadPrimary(e){const t=this.findItemIndex(e),s=this.getPrimaryResumption(e,t);this.startLoadingPrimaryAt(s)}bufferedToEvent(e,t){const s=e.event,i=s.assetList.length===0&&!s.assetListLoader,r=s.cue.once;if(i||!r){const n=this.preloadAssets(s,t);if(n!=null&&n.interstitial.appendInPlace){const o=this.primaryMedia;o&&this.bufferAssetPlayer(n,o)}}}preloadAssets(e,t){const s=e.assetUrl,i=e.assetList.length,r=i===0&&!e.assetListLoader,n=e.cue.once;if(r){const c=e.timelineStart;if(e.appendInPlace){var o;const d=this.playingItem;!this.isInterstitial(d)&&(d==null||(o=d.nextEvent)==null?void 0:o.identifier)===e.identifier&&this.flushFrontBuffer(c+.25)}let l,h=0;if(!this.playingItem&&this.primaryLive&&(h=this.hls.startPosition,h===-1&&(h=this.hls.liveSyncPosition||0)),h&&!(e.cue.pre||e.cue.post)){const d=h-c;d>0&&(l=Math.round(d*1e3)/1e3)}if(this.log(`Load interstitial asset ${t+1}/${s?1:i} ${e}${l?` live-start: ${h} start-offset: ${l}`:""}`),s)return this.createAsset(e,0,0,c,e.duration,s);const u=this.assetListLoader.loadAssetList(e,l);u&&(e.assetListLoader=u)}else if(!n&&i){for(let l=t;l<i;l++){const h=e.assetList[l],u=this.getAssetPlayerQueueIndex(h.identifier);(u===-1||this.playerQueue[u].destroyed)&&!h.error&&this.createAssetPlayer(e,h,l)}const c=e.assetList[t];if(c){const l=this.getAssetPlayer(c.identifier);return l&&l.loadSource(),l}}return null}flushFrontBuffer(e){const t=this.requiredTracks;if(!t)return;this.log(`Removing front buffer starting at ${e}`),Object.keys(t).forEach(i=>{this.hls.trigger(m.BUFFER_FLUSHING,{startOffset:e,endOffset:1/0,type:i})})}getAssetPlayerQueueIndex(e){const t=this.playerQueue;for(let s=0;s<t.length;s++)if(e===t[s].assetId)return s;return-1}getAssetPlayer(e){const t=this.getAssetPlayerQueueIndex(e);return this.playerQueue[t]||null}getBufferingPlayer(){const{playerQueue:e,primaryMedia:t}=this;if(t){for(let s=0;s<e.length;s++)if(e[s].media===t)return e[s]}return null}createAsset(e,t,s,i,r,n){const o={parentIdentifier:e.identifier,identifier:Oh(e,n,t),duration:r,startOffset:s,timelineStart:i,uri:n};return this.createAssetPlayer(e,o,t)}createAssetPlayer(e,t,s){const i=this.hls,r=i.userConfig;let n=r.videoPreference;const o=i.loadLevelObj||i.levels[i.currentLevel];(n||o)&&(n=ie({},n),o.videoCodec&&(n.videoCodec=o.videoCodec),o.videoRange&&(n.allowedVideoRanges=[o.videoRange]));const c=i.audioTracks[i.audioTrack],l=i.subtitleTracks[i.subtitleTrack];let h=0;if(this.primaryLive||e.appendInPlace){const v=this.timelinePos-t.timelineStart;if(v>1){const x=t.duration;x&&v<x&&(h=v)}}const u=t.identifier,d=te(te({},r),{},{maxMaxBufferLength:Math.min(180,i.config.maxMaxBufferLength),autoStartLoad:!0,startFragPrefetch:!0,primarySessionId:i.sessionId,assetPlayerId:u,abrEwmaDefaultEstimate:i.bandwidthEstimate,interstitialsController:void 0,startPosition:h,liveDurationInfinity:!1,testBandwidth:!1,videoPreference:n,audioPreference:c||r.audioPreference,subtitlePreference:l||r.subtitlePreference});e.appendInPlace&&(e.appendInPlaceStarted=!0,t.timelineStart&&(d.timelineOffset=t.timelineStart));const f=d.cmcd;f!=null&&f.sessionId&&f.contentId&&(d.cmcd=ie({},f,{contentId:Pt(t.uri)})),this.getAssetPlayer(u)&&this.warn(`Duplicate date range identifier ${e} and asset ${u}`);const g=new Nh(this.HlsPlayerClass,d,e,t);this.playerQueue.push(g),e.assetList[s]=t;let y=!0;const p=v=>{if(v.live){var x;const _=new Error(`Interstitials MUST be VOD assets ${e}`),b={fatal:!0,type:V.OTHER_ERROR,details:R.INTERSTITIAL_ASSET_ITEM_ERROR,error:_},I=((x=this.schedule)==null?void 0:x.findEventIndex(e.identifier))||-1;this.handleAssetItemError(b,e,I,s,_.message);return}const D=v.edge-v.fragmentStart,A=t.duration;(y||A===null||D>A)&&(y=!1,this.log(`Interstitial asset "${u}" duration change ${A} > ${D}`),t.duration=D,this.updateSchedule())};g.on(m.LEVEL_UPDATED,(v,{details:x})=>p(x)),g.on(m.LEVEL_PTS_UPDATED,(v,{details:x})=>p(x)),g.on(m.EVENT_CUE_ENTER,()=>this.onInterstitialCueEnter());const E=(v,x)=>{const D=this.getAssetPlayer(u);if(D&&x.tracks){D.off(m.BUFFER_CODECS,E),D.tracks=x.tracks;const A=this.primaryMedia;this.bufferingAsset===D.assetItem&&A&&!D.media&&this.bufferAssetPlayer(D,A)}};g.on(m.BUFFER_CODECS,E);const T=()=>{var v;const x=this.getAssetPlayer(u);if(this.log(`buffered to end of asset ${x}`),!x||!this.schedule)return;const D=this.schedule.findEventIndex(e.identifier),A=(v=this.schedule.items)==null?void 0:v[D];this.isInterstitial(A)&&this.advanceAssetBuffering(A,t)};g.on(m.BUFFERED_TO_END,T);const S=v=>()=>{if(!this.getAssetPlayer(u)||!this.schedule)return;this.shouldPlay=!0;const D=this.schedule.findEventIndex(e.identifier);this.advanceAfterAssetEnded(e,D,v)};return g.once(m.MEDIA_ENDED,S(s)),g.once(m.PLAYOUT_LIMIT_REACHED,S(1/0)),g.on(m.ERROR,(v,x)=>{if(!this.schedule)return;const D=this.getAssetPlayer(u);if(x.details===R.BUFFER_STALLED_ERROR){if(D!=null&&D.appendInPlace){this.handleInPlaceStall(e);return}this.onTimeupdate(),this.checkBuffer(!0);return}this.handleAssetItemError(x,e,this.schedule.findEventIndex(e.identifier),s,`Asset player error ${x.error} ${e}`)}),g.on(m.DESTROYING,()=>{if(!this.getAssetPlayer(u)||!this.schedule)return;const x=new Error(`Asset player destroyed unexpectedly ${u}`),D={fatal:!0,type:V.OTHER_ERROR,details:R.INTERSTITIAL_ASSET_ITEM_ERROR,error:x};this.handleAssetItemError(D,e,this.schedule.findEventIndex(e.identifier),s,x.message)}),this.log(`INTERSTITIAL_ASSET_PLAYER_CREATED ${pt(t)}`),this.hls.trigger(m.INTERSTITIAL_ASSET_PLAYER_CREATED,{asset:t,assetListIndex:s,event:e,player:g}),g}clearInterstitial(e,t){this.clearAssetPlayers(e,t),e.reset()}clearAssetPlayers(e,t){e.assetList.forEach(s=>{this.clearAssetPlayer(s.identifier,t)})}resetAssetPlayer(e){const t=this.getAssetPlayerQueueIndex(e);if(t!==-1){this.log(`reset asset player "${e}" after error`);const s=this.playerQueue[t];this.transferMediaFromPlayer(s,null),s.resetDetails()}}clearAssetPlayer(e,t){const s=this.getAssetPlayerQueueIndex(e);if(s!==-1){const i=this.playerQueue[s];this.log(`clear ${i} toSegment: ${t&&ke(t)}`),this.transferMediaFromPlayer(i,t),this.playerQueue.splice(s,1),i.destroy()}}emptyPlayerQueue(){let e;for(;e=this.playerQueue.pop();)e.destroy();this.playerQueue=[]}startAssetPlayer(e,t,s,i,r){const{interstitial:n,assetItem:o,assetId:c}=e,l=n.assetList.length,h=this.playingAsset;this.endedAsset=null,this.playingAsset=o,(!h||h.identifier!==c)&&(h&&(this.clearAssetPlayer(h.identifier,s[i]),delete h.error),this.log(`INTERSTITIAL_ASSET_STARTED ${t+1}/${l} ${pt(o)}`),this.hls.trigger(m.INTERSTITIAL_ASSET_STARTED,{asset:o,assetListIndex:t,event:n,schedule:s.slice(0),scheduleIndex:i,player:e})),this.bufferAssetPlayer(e,r)}bufferAssetPlayer(e,t){var s,i;if(!this.schedule)return;const{interstitial:r,assetItem:n}=e,o=this.schedule.findEventIndex(r.identifier),c=(s=this.schedule.items)==null?void 0:s[o];if(!c)return;e.loadSource(),this.setBufferingItem(c),this.bufferingAsset=n;const l=this.getBufferingPlayer();if(l===e)return;const h=r.appendInPlace;if(h&&(l==null?void 0:l.interstitial.appendInPlace)===!1)return;const u=(l==null?void 0:l.tracks)||((i=this.detachedData)==null?void 0:i.tracks)||this.requiredTracks;if(h&&n!==this.playingAsset){if(!e.tracks){this.log(`Waiting for track info before buffering ${e}`);return}if(u&&!an(u,e.tracks)){const d=new Error(`Asset ${pt(n)} SourceBuffer tracks ('${Object.keys(e.tracks)}') are not compatible with primary content tracks ('${Object.keys(u)}')`),f={fatal:!0,type:V.OTHER_ERROR,details:R.INTERSTITIAL_ASSET_ITEM_ERROR,error:d},g=r.findAssetIndex(n);this.handleAssetItemError(f,r,o,g,d.message);return}}this.transferMediaTo(e,t)}handleInPlaceStall(e){const t=this.schedule,s=this.primaryMedia;if(!t||!s)return;const i=s.currentTime,r=t.findAssetIndex(e,i),n=e.assetList[r];if(n){const o=this.getAssetPlayer(n.identifier);if(o){const c=o.currentTime||i-n.timelineStart,l=o.duration-c;if(this.warn(`Stalled at ${c} of ${c+l} in ${o} ${e} (media.currentTime: ${i})`),c&&(l/s.playbackRate<.5||o.bufferedInPlaceToEnd(s))&&o.hls){const h=t.findEventIndex(e.identifier);this.advanceAfterAssetEnded(e,h,r)}}}}advanceInPlace(e){const t=this.primaryMedia;t&&t.currentTime<e&&(t.currentTime=e)}handleAssetItemError(e,t,s,i,r){if(e.details===R.BUFFER_STALLED_ERROR)return;const n=t.assetList[i]||null;if(this.warn(`INTERSTITIAL_ASSET_ERROR ${n&&pt(n)} ${e.error}`),!this.schedule)return;const o=(n==null?void 0:n.identifier)||"",c=this.getAssetPlayerQueueIndex(o),l=this.playerQueue[c]||null,h=this.schedule.items,u=ie({},e,{fatal:!1,errorAction:Et(!0),asset:n,assetListIndex:i,event:t,schedule:h,scheduleIndex:s,player:l});if(this.hls.trigger(m.INTERSTITIAL_ASSET_ERROR,u),!e.fatal)return;const d=this.playingAsset,f=this.bufferingAsset,g=new Error(r);if(n&&(this.clearAssetPlayer(o,null),n.error=g),!t.assetList.some(y=>!y.error))t.error=g;else for(let y=i;y<t.assetList.length;y++)this.resetAssetPlayer(t.assetList[y].identifier);this.updateSchedule(!0),t.error?this.primaryFallback(t):d&&d.identifier===o?this.advanceAfterAssetEnded(t,s,i):f&&f.identifier===o&&this.isInterstitial(this.bufferingItem)&&this.advanceAssetBuffering(this.bufferingItem,f)}primaryFallback(e){const t=e.timelineStart,s=this.effectivePlayingItem;let i=this.timelinePos;if(s){this.log(`Fallback to primary from event "${e.identifier}" start: ${t} pos: ${i} playing: ${ke(s)} error: ${e.error}`),i===-1&&(i=this.hls.startPosition);const n=this.updateItem(s,i);this.itemsMatch(s,n)&&this.clearInterstitial(e,null),e.appendInPlace&&(this.attachPrimary(t,null),this.flushFrontBuffer(t))}else if(i===-1){this.checkStart();return}if(!this.schedule)return;const r=this.schedule.findItemIndexAtTime(i);this.setSchedulePosition(r)}onAssetListLoaded(e,t){var s,i;const r=t.event,n=r.identifier,o=t.assetListResponse.ASSETS;if(!((s=this.schedule)!=null&&s.hasEvent(n)))return;const c=r.timelineStart,l=r.duration;let h=0;o.forEach((y,p)=>{const E=parseFloat(y.DURATION);this.createAsset(r,p,h,c+h,E,y.URI),h+=E}),r.duration=h,this.log(`Loaded asset-list with duration: ${h} (was: ${l}) ${r}`);const u=this.waitingItem,d=(u==null?void 0:u.event.identifier)===n;this.updateSchedule();const f=(i=this.bufferingItem)==null?void 0:i.event;if(d){var g;const y=this.schedule.findEventIndex(n),p=(g=this.schedule.items)==null?void 0:g[y];if(p){if(!this.playingItem&&this.timelinePos>p.end&&this.schedule.findItemIndexAtTime(this.timelinePos)!==y){r.error=new Error(`Interstitial ${o.length?"no longer within playback range":"asset-list is empty"} ${this.timelinePos} ${r}`),this.log(r.error.message),this.updateSchedule(!0),this.primaryFallback(r);return}this.setBufferingItem(p)}this.setSchedulePosition(y)}else if((f==null?void 0:f.identifier)===n){const y=r.assetList[0];if(y){const p=this.getAssetPlayer(y.identifier);if(f.appendInPlace){const E=this.primaryMedia;p&&E&&this.bufferAssetPlayer(p,E)}else p&&p.loadSource()}}}onError(e,t){if(this.schedule)switch(t.details){case R.ASSET_LIST_PARSING_ERROR:case R.ASSET_LIST_LOAD_ERROR:case R.ASSET_LIST_LOAD_TIMEOUT:{const s=t.interstitial;s&&(this.updateSchedule(!0),this.primaryFallback(s));break}case R.BUFFER_STALLED_ERROR:{const s=this.endedItem||this.waitingItem||this.playingItem;if(this.isInterstitial(s)&&s.event.appendInPlace){this.handleInPlaceStall(s.event);return}this.log(`Primary player stall @${this.timelinePos} bufferedPos: ${this.bufferedPos}`),this.onTimeupdate(),this.checkBuffer(!0);break}}}}const Wr=500;class Gh extends Ai{constructor(e,t,s){super(e,t,s,"subtitle-stream-controller",B.SUBTITLE),this.currentTrackId=-1,this.tracksBuffered=[],this.mainDetails=null,this.registerListeners()}onHandlerDestroying(){this.unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null}registerListeners(){super.registerListeners();const{hls:e}=this;e.on(m.LEVEL_LOADED,this.onLevelLoaded,this),e.on(m.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(m.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.on(m.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(m.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this)}unregisterListeners(){super.unregisterListeners();const{hls:e}=this;e.off(m.LEVEL_LOADED,this.onLevelLoaded,this),e.off(m.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(m.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.off(m.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(m.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this)}startLoad(e,t){this.stopLoad(),this.state=C.IDLE,this.setInterval(Wr),this.nextLoadPosition=this.lastCurrentTime=e+this.timelineOffset,this.startPosition=t?-1:e,this.tick()}onManifestLoading(){super.onManifestLoading(),this.mainDetails=null}onMediaDetaching(e,t){this.tracksBuffered=[],super.onMediaDetaching(e,t)}onLevelLoaded(e,t){this.mainDetails=t.details}onSubtitleFragProcessed(e,t){const{frag:s,success:i}=t;if(this.fragContextChanged(s)||(ce(s)&&(this.fragPrevious=s),this.state=C.IDLE),!i)return;const r=this.tracksBuffered[this.currentTrackId];if(!r)return;let n;const o=s.start;for(let l=0;l<r.length;l++)if(o>=r[l].start&&o<=r[l].end){n=r[l];break}const c=s.start+s.duration;n?n.end=c:(n={start:o,end:c},r.push(n)),this.fragmentTracker.fragBuffered(s),this.fragBufferedComplete(s,null),this.media&&this.tick()}onBufferFlushing(e,t){const{startOffset:s,endOffset:i}=t;if(s===0&&i!==Number.POSITIVE_INFINITY){const r=i-1;if(r<=0)return;t.endOffsetSubtitles=Math.max(0,r),this.tracksBuffered.forEach(n=>{for(let o=0;o<n.length;){if(n[o].end<=r){n.shift();continue}else if(n[o].start<r)n[o].start=r;else break;o++}}),this.fragmentTracker.removeFragmentsInRange(s,r,B.SUBTITLE)}}onError(e,t){const s=t.frag;(s==null?void 0:s.type)===B.SUBTITLE&&(t.details===R.FRAG_GAP&&this.fragmentTracker.fragBuffered(s,!0),this.fragCurrent&&this.fragCurrent.abortRequests(),this.state!==C.STOPPED&&(this.state=C.IDLE))}onSubtitleTracksUpdated(e,{subtitleTracks:t}){if(this.levels&&ca(this.levels,t)){this.levels=t.map(s=>new Ot(s));return}this.tracksBuffered=[],this.levels=t.map(s=>{const i=new Ot(s);return this.tracksBuffered[i.id]=[],i}),this.fragmentTracker.removeFragmentsInRange(0,Number.POSITIVE_INFINITY,B.SUBTITLE),this.fragPrevious=null,this.mediaBuffer=null}onSubtitleTrackSwitch(e,t){var s;if(this.currentTrackId=t.id,!((s=this.levels)!=null&&s.length)||this.currentTrackId===-1){this.clearInterval();return}const i=this.levels[this.currentTrackId];i!=null&&i.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,i&&this.state!==C.STOPPED&&this.setInterval(Wr)}onSubtitleTrackLoaded(e,t){var s;const{currentTrackId:i,levels:r}=this,{details:n,id:o}=t;if(!r){this.warn(`Subtitle tracks were reset while loading level ${o}`);return}const c=r[o];if(o>=r.length||!c)return;this.log(`Subtitle track ${o} loaded [${n.startSN},${n.endSN}]${n.lastPartSn?`[part-${n.lastPartSn}-${n.lastPartIndex}]`:""},duration:${n.totalduration}`),this.mediaBuffer=this.mediaBufferTimeRanges;let l=0;if(n.live||(s=c.details)!=null&&s.live){if(n.deltaUpdateFailed)return;const u=this.mainDetails;if(!u){this.startFragRequested=!1;return}const d=u.fragments[0];if(!c.details)n.hasProgramDateTime&&u.hasProgramDateTime?(ps(n,u),l=n.fragmentStart):d&&(l=d.start,si(n,l));else{var h;l=this.alignPlaylists(n,c.details,(h=this.levelLastLoaded)==null?void 0:h.details),l===0&&d&&(l=d.start,si(n,l))}u&&!this.startFragRequested&&this.setStartPosition(u,l)}c.details=n,this.levelLastLoaded=c,o===i&&(this.hls.trigger(m.SUBTITLE_TRACK_UPDATED,{details:n,id:o,groupId:t.groupId}),this.tick(),n.live&&!this.fragCurrent&&this.media&&this.state===C.IDLE&&(lt(null,n.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),c.details=void 0)))}_handleFragmentLoadComplete(e){const{frag:t,payload:s}=e,i=t.decryptdata,r=this.hls;if(!this.fragContextChanged(t)&&s&&s.byteLength>0&&i!=null&&i.key&&i.iv&&Tt(i.method)){const n=performance.now();this.decrypter.decrypt(new Uint8Array(s),i.key.buffer,i.iv.buffer,vi(i.method)).catch(o=>{throw r.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.FRAG_DECRYPT_ERROR,fatal:!1,error:o,reason:o.message,frag:t}),o}).then(o=>{const c=performance.now();r.trigger(m.FRAG_DECRYPTED,{frag:t,payload:o,stats:{tstart:n,tdecrypt:c}})}).catch(o=>{this.warn(`${o.name}: ${o.message}`),this.state=C.IDLE})}}doTick(){if(!this.media){this.state=C.IDLE;return}if(this.state===C.IDLE){const{currentTrackId:e,levels:t}=this,s=t==null?void 0:t[e];if(!s||!t.length||!s.details||this.waitForLive(s))return;const{config:i}=this,r=this.getLoadPosition(),n=q.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],r,i.maxBufferHole),{end:o,len:c}=n,l=s.details,h=this.hls.maxBufferLength+l.levelTargetDuration;if(c>h)return;const u=l.fragments,d=u.length,f=l.edge;let g=null;const y=this.fragPrevious;if(o<f){const T=i.maxFragLookUpTolerance,S=o>f-T?0:T;g=lt(y,u,Math.max(u[0].start,o),S),!g&&y&&y.start<u[0].start&&(g=u[0])}else g=u[d-1];if(g=this.filterReplacedPrimary(g,s.details),!g)return;const p=g.sn-l.startSN,E=u[p-1];if(E&&E.cc===g.cc&&this.fragmentTracker.getState(E)===ue.NOT_LOADED&&(g=E),this.fragmentTracker.getState(g)===ue.NOT_LOADED){const T=this.mapToInitFragWhenRequired(g);T&&this.loadFragment(T,s,o)}}}loadFragment(e,t,s){ce(e)?super.loadFragment(e,t,s):this._loadInitSegment(e,t)}get mediaBufferTimeRanges(){return new Kh(this.tracksBuffered[this.currentTrackId]||[])}}class Kh{constructor(e){this.buffered=void 0;const t=(s,i,r)=>{if(i=i>>>0,i>r-1)throw new DOMException(`Failed to execute '${s}' on 'TimeRanges': The index provided (${i}) is greater than the maximum bound (${r})`);return e[i][s]};this.buffered={get length(){return e.length},end(s){return t("end",s,e.length)},start(s){return t("start",s,e.length)}}}}const Vh={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},La=a=>String.fromCharCode(Vh[a]||a),we=15,Ye=100,Hh={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},Yh={17:2,18:4,21:6,22:8,23:10,19:13,20:15},Wh={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},qh={25:2,26:4,29:6,30:8,31:10,27:13,28:15},jh=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];class Xh{constructor(){this.time=null,this.verboseLevel=0}log(e,t){if(this.verboseLevel>=e){const s=typeof t=="function"?t():t;se.log(`${this.time} [${e}] ${s}`)}}}const nt=function(e){const t=[];for(let s=0;s<e.length;s++)t.push(e[s].toString(16));return t};class Ra{constructor(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}reset(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1}setStyles(e){const t=["foreground","underline","italics","background","flash"];for(let s=0;s<t.length;s++){const i=t[s];e.hasOwnProperty(i)&&(this[i]=e[i])}}isDefault(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash}equals(e){return this.foreground===e.foreground&&this.underline===e.underline&&this.italics===e.italics&&this.background===e.background&&this.flash===e.flash}copy(e){this.foreground=e.foreground,this.underline=e.underline,this.italics=e.italics,this.background=e.background,this.flash=e.flash}toString(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash}}class zh{constructor(){this.uchar=" ",this.penState=new Ra}reset(){this.uchar=" ",this.penState.reset()}setChar(e,t){this.uchar=e,this.penState.copy(t)}setPenState(e){this.penState.copy(e)}equals(e){return this.uchar===e.uchar&&this.penState.equals(e.penState)}copy(e){this.uchar=e.uchar,this.penState.copy(e.penState)}isEmpty(){return this.uchar===" "&&this.penState.isDefault()}}class Qh{constructor(e){this.chars=[],this.pos=0,this.currPenState=new Ra,this.cueStartTime=null,this.logger=void 0;for(let t=0;t<Ye;t++)this.chars.push(new zh);this.logger=e}equals(e){for(let t=0;t<Ye;t++)if(!this.chars[t].equals(e.chars[t]))return!1;return!0}copy(e){for(let t=0;t<Ye;t++)this.chars[t].copy(e.chars[t])}isEmpty(){let e=!0;for(let t=0;t<Ye;t++)if(!this.chars[t].isEmpty()){e=!1;break}return e}setCursor(e){this.pos!==e&&(this.pos=e),this.pos<0?(this.logger.log(3,"Negative cursor position "+this.pos),this.pos=0):this.pos>Ye&&(this.logger.log(3,"Too large cursor position "+this.pos),this.pos=Ye)}moveCursor(e){const t=this.pos+e;if(e>1)for(let s=this.pos+1;s<t+1;s++)this.chars[s].setPenState(this.currPenState);this.setCursor(t)}backSpace(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)}insertChar(e){e>=144&&this.backSpace();const t=La(e);if(this.pos>=Ye){this.logger.log(0,()=>"Cannot insert "+e.toString(16)+" ("+t+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(t,this.currPenState),this.moveCursor(1)}clearFromPos(e){let t;for(t=e;t<Ye;t++)this.chars[t].reset()}clear(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()}clearToEndOfRow(){this.clearFromPos(this.pos)}getTextString(){const e=[];let t=!0;for(let s=0;s<Ye;s++){const i=this.chars[s].uchar;i!==" "&&(t=!1),e.push(i)}return t?"":e.join("")}setPenStyles(e){this.currPenState.setStyles(e),this.chars[this.pos].setPenState(this.currPenState)}}class Us{constructor(e){this.rows=[],this.currRow=we-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.logger=void 0;for(let t=0;t<we;t++)this.rows.push(new Qh(e));this.logger=e}reset(){for(let e=0;e<we;e++)this.rows[e].clear();this.currRow=we-1}equals(e){let t=!0;for(let s=0;s<we;s++)if(!this.rows[s].equals(e.rows[s])){t=!1;break}return t}copy(e){for(let t=0;t<we;t++)this.rows[t].copy(e.rows[t])}isEmpty(){let e=!0;for(let t=0;t<we;t++)if(!this.rows[t].isEmpty()){e=!1;break}return e}backSpace(){this.rows[this.currRow].backSpace()}clearToEndOfRow(){this.rows[this.currRow].clearToEndOfRow()}insertChar(e){this.rows[this.currRow].insertChar(e)}setPen(e){this.rows[this.currRow].setPenStyles(e)}moveCursor(e){this.rows[this.currRow].moveCursor(e)}setCursor(e){this.logger.log(2,"setCursor: "+e),this.rows[this.currRow].setCursor(e)}setPAC(e){this.logger.log(2,()=>"pacData = "+ne(e));let t=e.row-1;if(this.nrRollUpRows&&t<this.nrRollUpRows-1&&(t=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==t){for(let o=0;o<we;o++)this.rows[o].clear();const r=this.currRow+1-this.nrRollUpRows,n=this.lastOutputScreen;if(n){const o=n.rows[r].cueStartTime,c=this.logger.time;if(o!==null&&c!==null&&o<c)for(let l=0;l<this.nrRollUpRows;l++)this.rows[t-this.nrRollUpRows+l+1].copy(n.rows[r+l])}}this.currRow=t;const s=this.rows[this.currRow];if(e.indent!==null){const r=e.indent,n=Math.max(r-1,0);s.setCursor(e.indent),e.color=s.chars[n].penState.foreground}const i={foreground:e.color,underline:e.underline,italics:e.italics,background:"black",flash:!1};this.setPen(i)}setBkgData(e){this.logger.log(2,()=>"bkgData = "+ne(e)),this.backSpace(),this.setPen(e),this.insertChar(32)}setRollUpRows(e){this.nrRollUpRows=e}rollUp(){if(this.nrRollUpRows===null){this.logger.log(3,"roll_up but nrRollUpRows not set yet");return}this.logger.log(1,()=>this.getDisplayText());const e=this.currRow+1-this.nrRollUpRows,t=this.rows.splice(e,1)[0];t.clear(),this.rows.splice(this.currRow,0,t),this.logger.log(2,"Rolling up")}getDisplayText(e){e=e||!1;const t=[];let s="",i=-1;for(let r=0;r<we;r++){const n=this.rows[r].getTextString();n&&(i=r+1,e?t.push("Row "+i+": '"+n+"'"):t.push(n.trim()))}return t.length>0&&(e?s="["+t.join(" | ")+"]":s=t.join(`
`)),s}getTextAndFormat(){return this.rows}}class qr{constructor(e,t,s){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=e,this.outputFilter=t,this.mode=null,this.verbose=0,this.displayedMemory=new Us(s),this.nonDisplayedMemory=new Us(s),this.lastOutputScreen=new Us(s),this.currRollUpRow=this.displayedMemory.rows[we-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=s}reset(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[we-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null}getHandler(){return this.outputFilter}setHandler(e){this.outputFilter=e}setPAC(e){this.writeScreen.setPAC(e)}setBkgData(e){this.writeScreen.setBkgData(e)}setMode(e){e!==this.mode&&(this.mode=e,this.logger.log(2,()=>"MODE="+e),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=e)}insertChars(e){for(let s=0;s<e.length;s++)this.writeScreen.insertChar(e[s]);const t=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(2,()=>t+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(1,()=>"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())}ccRCL(){this.logger.log(2,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")}ccBS(){this.logger.log(2,"BS - BackSpace"),this.mode!=="MODE_TEXT"&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())}ccAOF(){}ccAON(){}ccDER(){this.logger.log(2,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()}ccRU(e){this.logger.log(2,"RU("+e+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(e)}ccFON(){this.logger.log(2,"FON - Flash On"),this.writeScreen.setPen({flash:!0})}ccRDC(){this.logger.log(2,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")}ccTR(){this.logger.log(2,"TR"),this.setMode("MODE_TEXT")}ccRTD(){this.logger.log(2,"RTD"),this.setMode("MODE_TEXT")}ccEDM(){this.logger.log(2,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)}ccCR(){this.logger.log(2,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)}ccENM(){this.logger.log(2,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()}ccEOC(){if(this.logger.log(2,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){const e=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=e,this.writeScreen=this.nonDisplayedMemory,this.logger.log(1,()=>"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)}ccTO(e){this.logger.log(2,"TO("+e+") - Tab Offset"),this.writeScreen.moveCursor(e)}ccMIDROW(e){const t={flash:!1};if(t.underline=e%2===1,t.italics=e>=46,t.italics)t.foreground="white";else{const s=Math.floor(e/2)-16,i=["white","green","blue","cyan","red","yellow","magenta"];t.foreground=i[s]}this.logger.log(2,"MIDROW: "+ne(t)),this.writeScreen.setPen(t)}outputDataUpdate(e=!1){const t=this.logger.time;t!==null&&this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=t:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,t,this.lastOutputScreen),e&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:t),this.lastOutputScreen.copy(this.displayedMemory))}cueSplitAtTime(e){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,e,this.displayedMemory),this.cueStartTime=e))}}class jr{constructor(e,t,s){this.channels=void 0,this.currentChannel=0,this.cmdHistory=Jh(),this.logger=void 0;const i=this.logger=new Xh;this.channels=[null,new qr(e,t,i),new qr(e+1,s,i)]}getHandler(e){return this.channels[e].getHandler()}setHandler(e,t){this.channels[e].setHandler(t)}addData(e,t){this.logger.time=e;for(let s=0;s<t.length;s+=2){const i=t[s]&127,r=t[s+1]&127;let n=!1,o=null;if(i===0&&r===0)continue;this.logger.log(3,()=>"["+nt([t[s],t[s+1]])+"] -> ("+nt([i,r])+")");const c=this.cmdHistory;if(i>=16&&i<=31){if(Zh(i,r,c)){Xt(null,null,c),this.logger.log(3,()=>"Repeated command ("+nt([i,r])+") is dropped");continue}Xt(i,r,this.cmdHistory),n=this.parseCmd(i,r),n||(n=this.parseMidrow(i,r)),n||(n=this.parsePAC(i,r)),n||(n=this.parseBackgroundAttributes(i,r))}else Xt(null,null,c);if(!n&&(o=this.parseChars(i,r),o)){const h=this.currentChannel;h&&h>0?this.channels[h].insertChars(o):this.logger.log(2,"No channel found yet. TEXT-MODE?")}!n&&!o&&this.logger.log(2,()=>"Couldn't parse cleaned data "+nt([i,r])+" orig: "+nt([t[s],t[s+1]]))}}parseCmd(e,t){const s=(e===20||e===28||e===21||e===29)&&t>=32&&t<=47,i=(e===23||e===31)&&t>=33&&t<=35;if(!(s||i))return!1;const r=e===20||e===21||e===23?1:2,n=this.channels[r];return e===20||e===21||e===28||e===29?t===32?n.ccRCL():t===33?n.ccBS():t===34?n.ccAOF():t===35?n.ccAON():t===36?n.ccDER():t===37?n.ccRU(2):t===38?n.ccRU(3):t===39?n.ccRU(4):t===40?n.ccFON():t===41?n.ccRDC():t===42?n.ccTR():t===43?n.ccRTD():t===44?n.ccEDM():t===45?n.ccCR():t===46?n.ccENM():t===47&&n.ccEOC():n.ccTO(t-32),this.currentChannel=r,!0}parseMidrow(e,t){let s=0;if((e===17||e===25)&&t>=32&&t<=47){if(e===17?s=1:s=2,s!==this.currentChannel)return this.logger.log(0,"Mismatch channel in midrow parsing"),!1;const i=this.channels[s];return i?(i.ccMIDROW(t),this.logger.log(3,()=>"MIDROW ("+nt([e,t])+")"),!0):!1}return!1}parsePAC(e,t){let s;const i=(e>=17&&e<=23||e>=25&&e<=31)&&t>=64&&t<=127,r=(e===16||e===24)&&t>=64&&t<=95;if(!(i||r))return!1;const n=e<=23?1:2;t>=64&&t<=95?s=n===1?Hh[e]:Wh[e]:s=n===1?Yh[e]:qh[e];const o=this.channels[n];return o?(o.setPAC(this.interpretPAC(s,t)),this.currentChannel=n,!0):!1}interpretPAC(e,t){let s;const i={color:null,italics:!1,indent:null,underline:!1,row:e};return t>95?s=t-96:s=t-64,i.underline=(s&1)===1,s<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(s/2)]:s<=15?(i.italics=!0,i.color="white"):i.indent=Math.floor((s-16)/2)*4,i}parseChars(e,t){let s,i=null,r=null;if(e>=25?(s=2,r=e-8):(s=1,r=e),r>=17&&r<=19){let n;r===17?n=t+80:r===18?n=t+112:n=t+144,this.logger.log(2,()=>"Special char '"+La(n)+"' in channel "+s),i=[n]}else e>=32&&e<=127&&(i=t===0?[e]:[e,t]);return i&&this.logger.log(3,()=>"Char codes =  "+nt(i).join(",")),i}parseBackgroundAttributes(e,t){const s=(e===16||e===24)&&t>=32&&t<=47,i=(e===23||e===31)&&t>=45&&t<=47;if(!(s||i))return!1;let r;const n={};e===16||e===24?(r=Math.floor((t-32)/2),n.background=jh[r],t%2===1&&(n.background=n.background+"_semi")):t===45?n.background="transparent":(n.foreground="black",t===47&&(n.underline=!0));const o=e<=23?1:2;return this.channels[o].setBkgData(n),!0}reset(){for(let e=0;e<Object.keys(this.channels).length;e++){const t=this.channels[e];t&&t.reset()}Xt(null,null,this.cmdHistory)}cueSplitAtTime(e){for(let t=0;t<this.channels.length;t++){const s=this.channels[t];s&&s.cueSplitAtTime(e)}}}function Xt(a,e,t){t.a=a,t.b=e}function Zh(a,e,t){return t.a===a&&t.b===e}function Jh(){return{a:null,b:null}}var Fi=function(){if(ms!=null&&ms.VTTCue)return self.VTTCue;const a=["","lr","rl"],e=["start","middle","end","left","right"];function t(o,c){if(typeof c!="string"||!Array.isArray(o))return!1;const l=c.toLowerCase();return~o.indexOf(l)?l:!1}function s(o){return t(a,o)}function i(o){return t(e,o)}function r(o,...c){let l=1;for(;l<arguments.length;l++){const h=arguments[l];for(const u in h)o[u]=h[u]}return o}function n(o,c,l){const h=this,u={enumerable:!0};h.hasBeenReset=!1;let d="",f=!1,g=o,y=c,p=l,E=null,T="",S=!0,v="auto",x="start",D=50,A="middle",_=50,b="middle";Object.defineProperty(h,"id",r({},u,{get:function(){return d},set:function(I){d=""+I}})),Object.defineProperty(h,"pauseOnExit",r({},u,{get:function(){return f},set:function(I){f=!!I}})),Object.defineProperty(h,"startTime",r({},u,{get:function(){return g},set:function(I){if(typeof I!="number")throw new TypeError("Start time must be set to a number.");g=I,this.hasBeenReset=!0}})),Object.defineProperty(h,"endTime",r({},u,{get:function(){return y},set:function(I){if(typeof I!="number")throw new TypeError("End time must be set to a number.");y=I,this.hasBeenReset=!0}})),Object.defineProperty(h,"text",r({},u,{get:function(){return p},set:function(I){p=""+I,this.hasBeenReset=!0}})),Object.defineProperty(h,"region",r({},u,{get:function(){return E},set:function(I){E=I,this.hasBeenReset=!0}})),Object.defineProperty(h,"vertical",r({},u,{get:function(){return T},set:function(I){const P=s(I);if(P===!1)throw new SyntaxError("An invalid or illegal string was specified.");T=P,this.hasBeenReset=!0}})),Object.defineProperty(h,"snapToLines",r({},u,{get:function(){return S},set:function(I){S=!!I,this.hasBeenReset=!0}})),Object.defineProperty(h,"line",r({},u,{get:function(){return v},set:function(I){if(typeof I!="number"&&I!=="auto")throw new SyntaxError("An invalid number or illegal string was specified.");v=I,this.hasBeenReset=!0}})),Object.defineProperty(h,"lineAlign",r({},u,{get:function(){return x},set:function(I){const P=i(I);if(!P)throw new SyntaxError("An invalid or illegal string was specified.");x=P,this.hasBeenReset=!0}})),Object.defineProperty(h,"position",r({},u,{get:function(){return D},set:function(I){if(I<0||I>100)throw new Error("Position must be between 0 and 100.");D=I,this.hasBeenReset=!0}})),Object.defineProperty(h,"positionAlign",r({},u,{get:function(){return A},set:function(I){const P=i(I);if(!P)throw new SyntaxError("An invalid or illegal string was specified.");A=P,this.hasBeenReset=!0}})),Object.defineProperty(h,"size",r({},u,{get:function(){return _},set:function(I){if(I<0||I>100)throw new Error("Size must be between 0 and 100.");_=I,this.hasBeenReset=!0}})),Object.defineProperty(h,"align",r({},u,{get:function(){return b},set:function(I){const P=i(I);if(!P)throw new SyntaxError("An invalid or illegal string was specified.");b=P,this.hasBeenReset=!0}})),h.displayState=void 0}return n.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},n}();class eu{decode(e,t){if(!e)return"";if(typeof e!="string")throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(e))}}function ba(a){function e(s,i,r,n){return(s|0)*3600+(i|0)*60+(r|0)+parseFloat(n||0)}const 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r(o,c){const l=new tu;_a(o,function(d,f){let g;switch(d){case"region":for(let y=t.length-1;y>=0;y--)if(t[y].id===f){l.set(d,t[y].region);break}break;case"vertical":l.alt(d,f,["rl","lr"]);break;case"line":g=f.split(","),l.integer(d,g[0]),l.percent(d,g[0])&&l.set("snapToLines",!1),l.alt(d,g[0],["auto"]),g.length===2&&l.alt("lineAlign",g[1],["start",zt,"end"]);break;case"position":g=f.split(","),l.percent(d,g[0]),g.length===2&&l.alt("positionAlign",g[1],["start",zt,"end","line-left","line-right","auto"]);break;case"size":l.percent(d,f);break;case"align":l.alt(d,f,["start",zt,"end","left","right"]);break}},/:/,/\s/),c.region=l.get("region",null),c.vertical=l.get("vertical","");let h=l.get("line","auto");h==="auto"&&hi.line===-1&&(h=-1),c.line=h,c.lineAlign=l.get("lineAlign","start"),c.snapToLines=l.get("snapToLines",!0),c.size=l.get("size",100),c.align=l.get("align",zt);let u=l.get("position","auto");u==="auto"&&hi.position===50&&(u=c.align==="start"||c.align==="left"?0:c.align==="end"||c.align==="right"?100:50),c.position=u}function n(){a=a.replace(/^\s+/,"")}if(n(),e.startTime=i(),n(),a.slice(0,3)!=="-->")throw new Error("Malformed time stamp (time stamps must be separated by '-->'): "+s);a=a.slice(3),n(),e.endTime=i(),n(),r(a,e)}function Da(a){return a.replace(/<br(?: \/)?>/gi,`
`)}class iu{constructor(){this.state="INITIAL",this.buffer="",this.decoder=new eu,this.regionList=[],this.cue=null,this.oncue=void 0,this.onparsingerror=void 0,this.onflush=void 0}parse(e){const t=this;e&&(t.buffer+=t.decoder.decode(e,{stream:!0}));function s(){let r=t.buffer,n=0;for(r=Da(r);n<r.length&&r[n]!=="\r"&&r[n]!==`
`;)++n;const o=r.slice(0,n);return r[n]==="\r"&&++n,r[n]===`
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s/e.frameRate;case"t":return s/e.tickRate}return s}class Qt{constructor(e,t){this.timelineController=void 0,this.cueRanges=[],this.trackName=void 0,this.startTime=null,this.endTime=null,this.screen=null,this.timelineController=e,this.trackName=t}dispatchCue(){this.startTime!==null&&(this.timelineController.addCues(this.trackName,this.startTime,this.endTime,this.screen,this.cueRanges),this.startTime=null)}newCue(e,t,s){(this.startTime===null||this.startTime>e)&&(this.startTime=e),this.endTime=t,this.screen=s,this.timelineController.createCaptionsTrack(this.trackName)}reset(){this.cueRanges=[],this.startTime=null}}class fu{constructor(e){this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=Jr(),this.captionsProperties=void 0,this.hls=e,this.config=e.config,this.Cues=e.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},e.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(m.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(m.FRAG_LOADING,this.onFragLoading,this),e.on(m.FRAG_LOADED,this.onFragLoaded,this),e.on(m.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),e.on(m.FRAG_DECRYPTED,this.onFragDecrypted,this),e.on(m.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(m.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),e.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this)}destroy(){const{hls:e}=this;e.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(m.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(m.FRAG_LOADING,this.onFragLoading,this),e.off(m.FRAG_LOADED,this.onFragLoaded,this),e.off(m.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),e.off(m.FRAG_DECRYPTED,this.onFragDecrypted,this),e.off(m.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(m.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),e.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.media=null,this.cea608Parser1=this.cea608Parser2=void 0}initCea608Parsers(){const e=new Qt(this,"textTrack1"),t=new Qt(this,"textTrack2"),s=new Qt(this,"textTrack3"),i=new Qt(this,"textTrack4");this.cea608Parser1=new jr(1,e,t),this.cea608Parser2=new jr(3,s,i)}addCues(e,t,s,i,r){let n=!1;for(let o=r.length;o--;){const c=r[o],l=gu(c[0],c[1],t,s);if(l>=0&&(c[0]=Math.min(c[0],t),c[1]=Math.max(c[1],s),n=!0,l/(s-t)>.5))return}if(n||r.push([t,s]),this.config.renderTextTracksNatively){const o=this.captionsTracks[e];this.Cues.newCue(o,t,s,i)}else{const o=this.Cues.newCue(null,t,s,i);this.hls.trigger(m.CUES_PARSED,{type:"captions",cues:o,track:e})}}onInitPtsFound(e,{frag:t,id:s,initPTS:i,timescale:r,trackId:n}){const{unparsedVttFrags:o}=this;s===B.MAIN&&(this.initPTS[t.cc]={baseTime:i,timescale:r,trackId:n}),o.length&&(this.unparsedVttFrags=[],o.forEach(c=>{this.initPTS[c.frag.cc]?this.onFragLoaded(m.FRAG_LOADED,c):this.hls.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:c.frag,error:new Error("Subtitle discontinuity domain does not match main")})}))}getExistingTrack(e,t){const{media:s}=this;if(s)for(let i=0;i<s.textTracks.length;i++){const r=s.textTracks[i];if(Zr(r,{name:e,lang:t,characteristics:"transcribes-spoken-dialog,describes-music-and-sound"}))return r}return null}createCaptionsTrack(e){this.config.renderTextTracksNatively?this.createNativeTrack(e):this.createNonNativeTrack(e)}createNativeTrack(e){if(this.captionsTracks[e])return;const{captionsProperties:t,captionsTracks:s,media:i}=this,{label:r,languageCode:n}=t[e],o=this.getExistingTrack(r,n);if(o)s[e]=o,yt(s[e]),xa(s[e],i);else{const c=this.createTextTrack("captions",r,n);c&&(c[e]=!0,s[e]=c)}}createNonNativeTrack(e){if(this.nonNativeCaptionsTracks[e])return;const t=this.captionsProperties[e];if(!t)return;const s=t.label,i={_id:e,label:s,kind:"captions",default:t.media?!!t.media.default:!1,closedCaptions:t.media};this.nonNativeCaptionsTracks[e]=i,this.hls.trigger(m.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[i]})}createTextTrack(e,t,s){const i=this.media;if(i)return i.addTextTrack(e,t,s)}onMediaAttaching(e,t){this.media=t.media,t.mediaSource||this._cleanTracks()}onMediaDetaching(e,t){const s=!!t.transferMedia;if(this.media=null,s)return;const{captionsTracks:i}=this;Object.keys(i).forEach(r=>{yt(i[r]),delete i[r]}),this.nonNativeCaptionsTracks={}}onManifestLoading(){this.lastCc=-1,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=Jr(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=[],this.initPTS=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())}_cleanTracks(){const{media:e}=this;if(!e)return;const t=e.textTracks;if(t)for(let s=0;s<t.length;s++)yt(t[s])}onSubtitleTracksUpdated(e,t){const s=t.subtitleTracks||[],i=s.some(r=>r.textCodec===Gs);if(this.config.enableWebVTT||i&&this.config.enableIMSC1){if(ca(this.tracks,s)){this.tracks=s;return}if(this.textTracks=[],this.tracks=s,this.config.renderTextTracksNatively){const n=this.media,o=n?as(n.textTracks):null;if(this.tracks.forEach((c,l)=>{let h;if(o){let u=null;for(let d=0;d<o.length;d++)if(o[d]&&Zr(o[d],c)){u=o[d],o[d]=null;break}u&&(h=u)}if(h)yt(h);else{const u=wa(c);h=this.createTextTrack(u,c.name,c.lang),h&&(h.mode="disabled")}h&&this.textTracks.push(h)}),o!=null&&o.length){const c=o.filter(l=>l!==null).map(l=>l.label);c.length&&this.hls.logger.warn(`Media element contains unused subtitle tracks: ${c.join(", ")}. 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0:i.index)!=null?s:-1;r&&n&&(l!==o+1||l===o&&h!==this.lastPartIndex+1||c!==this.lastCc)&&(r.reset(),n.reset()),this.lastCc=c,this.lastSn=l,this.lastPartIndex=h}}onFragLoaded(e,t){const{frag:s,payload:i}=t;if(s.type===B.SUBTITLE)if(i.byteLength){const r=s.decryptdata,n="stats"in t;if(r==null||!r.encrypted||n){const o=this.tracks[s.level],c=this.vttCCs;c[s.cc]||(c[s.cc]={start:s.start,prevCC:this.prevCC,new:!0},this.prevCC=s.cc),o&&o.textCodec===Gs?this._parseIMSC1(s,i):this._parseVTTs(t)}}else this.hls.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:new Error("Empty subtitle payload")})}_parseIMSC1(e,t){const s=this.hls;Xr(t,this.initPTS[e.cc],i=>{this._appendCues(i,e.level),s.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:e})},i=>{s.logger.log(`Failed to parse IMSC1: ${i}`),s.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:e,error:i})})}_parseVTTs(e){var t;const{frag:s,payload:i}=e,{initPTS:r,unparsedVttFrags:n}=this,o=r.length-1;if(!r[s.cc]&&o===-1){n.push(e);return}const c=this.hls,l=(t=s.initSegment)!=null&&t.data?De(s.initSegment.data,new Uint8Array(i)).buffer:i;ou(l,this.initPTS[s.cc],this.vttCCs,s.cc,s.start,h=>{this._appendCues(h,s.level),c.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:s})},h=>{const u=h.message==="Missing initPTS for VTT MPEGTS";u?n.push(e):this._fallbackToIMSC1(s,i),c.logger.log(`Failed to parse VTT cue: ${h}`),!(u&&o>s.cc)&&c.trigger(m.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:h})})}_fallbackToIMSC1(e,t){const s=this.tracks[e.level];s.textCodec||Xr(t,this.initPTS[e.cc],()=>{s.textCodec=Gs,this._parseIMSC1(e,t)},()=>{s.textCodec="wvtt"})}_appendCues(e,t){const s=this.hls;if(this.config.renderTextTracksNatively){const i=this.textTracks[t];if(!i||i.mode==="disabled")return;e.forEach(r=>Aa(i,r))}else{const i=this.tracks[t];if(!i)return;const r=i.default?"default":"subtitles"+t;s.trigger(m.CUES_PARSED,{type:"subtitles",cues:e,track:r})}}onFragDecrypted(e,t){const{frag:s}=t;s.type===B.SUBTITLE&&this.onFragLoaded(m.FRAG_LOADED,t)}onSubtitleTracksCleared(){this.tracks=[],this.captionsTracks={}}onFragParsingUserdata(e,t){if(!this.enabled||!this.config.enableCEA708Captions)return;const{frag:s,samples:i}=t;if(!(s.type===B.MAIN&&this.closedCaptionsForLevel(s)==="NONE"))for(let r=0;r<i.length;r++){const n=i[r].bytes;if(n){this.cea608Parser1||this.initCea608Parsers();const o=this.extractCea608Data(n);this.cea608Parser1.addData(i[r].pts,o[0]),this.cea608Parser2.addData(i[r].pts,o[1])}}}onBufferFlushing(e,{startOffset:t,endOffset:s,endOffsetSubtitles:i,type:r}){const{media:n}=this;if(!(!n||n.currentTime<s)){if(!r||r==="video"){const{captionsTracks:o}=this;Object.keys(o).forEach(c=>ci(o[c],t,s))}if(this.config.renderTextTracksNatively&&t===0&&i!==void 0){const{textTracks:o}=this;Object.keys(o).forEach(c=>ci(o[c],t,i))}}}extractCea608Data(e){const t=[[],[]],s=e[0]&31;let i=2;for(let r=0;r<s;r++){const n=e[i++],o=127&e[i++],c=127&e[i++];if(o===0&&c===0)continue;if((4&n)!==0){const h=3&n;(h===0||h===1)&&(t[h].push(o),t[h].push(c))}}return t}}function wa(a){return a.characteristics&&/transcribes-spoken-dialog/gi.test(a.characteristics)&&/describes-music-and-sound/gi.test(a.characteristics)?"captions":"subtitles"}function Zr(a,e){return!!a&&a.kind===wa(e)&&ni(e,a)}function gu(a,e,t,s){return Math.min(e,s)-Math.max(a,t)}function Jr(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}}}const mu=/\s/,pu={newCue(a,e,t,s){const i=[];let r,n,o,c,l;const h=self.VTTCue||self.TextTrackCue;for(let d=0;d<s.rows.length;d++)if(r=s.rows[d],o=!0,c=0,l="",!r.isEmpty()){var u;for(let y=0;y<r.chars.length;y++)mu.test(r.chars[y].uchar)&&o?c++:(l+=r.chars[y].uchar,o=!1);r.cueStartTime=e,e===t&&(t+=1e-4),c>=16?c--:c++;const f=Da(l.trim()),g=Mi(e,t,f);a!=null&&(u=a.cues)!=null&&u.getCueById(g)||(n=new h(e,t,f),n.id=g,n.line=d+1,n.align="left",n.position=10+Math.min(80,Math.floor(c*8/32)*10),i.push(n))}return a&&i.length&&(i.sort((d,f)=>d.line==="auto"||f.line==="auto"?0:d.line>8&&f.line>8?f.line-d.line:d.line-f.line),i.forEach(d=>Aa(a,d))),i}};function yu(){if(self.fetch&&self.AbortController&&self.ReadableStream&&self.Request)try{return new self.ReadableStream({}),!0}catch{}return!1}const Eu=/(\d+)-(\d+)\/(\d+)/;class en{constructor(e){this.fetchSetup=void 0,this.requestTimeout=void 0,this.request=null,this.response=null,this.controller=void 0,this.context=null,this.config=null,this.callbacks=null,this.stats=void 0,this.loader=null,this.fetchSetup=e.fetchSetup||xu,this.controller=new self.AbortController,this.stats=new 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r=Tu(e,this.controller.signal),n=e.responseType==="arraybuffer",o=n?"byteLength":"length",{maxTimeToFirstByteMs:c,maxLoadTimeMs:l}=t.loadPolicy;this.context=e,this.config=t,this.callbacks=s,this.request=this.fetchSetup(e,r),self.clearTimeout(this.requestTimeout),t.timeout=c&&M(c)?c:l,this.requestTimeout=self.setTimeout(()=>{this.callbacks&&(this.abortInternal(),this.callbacks.onTimeout(i,e,this.response))},t.timeout),(Nt(this.request)?this.request.then(self.fetch):self.fetch(this.request)).then(u=>{var d;this.response=this.loader=u;const f=Math.max(self.performance.now(),i.loading.start);if(self.clearTimeout(this.requestTimeout),t.timeout=l,this.requestTimeout=self.setTimeout(()=>{this.callbacks&&(this.abortInternal(),this.callbacks.onTimeout(i,e,this.response))},l-(f-i.loading.start)),!u.ok){const{status:y,statusText:p}=u;throw new Au(p||"fetch, bad network response",y,u)}i.loading.first=f,i.total=vu(u.headers)||i.total;const g=(d=this.callbacks)==null?void 0:d.onProgress;return g&&M(t.highWaterMark)?this.loadProgressively(u,i,e,t.highWaterMark,g):n?u.arrayBuffer():e.responseType==="json"?u.json():u.text()}).then(u=>{var d,f;const g=this.response;if(!g)throw new Error("loader destroyed");self.clearTimeout(this.requestTimeout),i.loading.end=Math.max(self.performance.now(),i.loading.first);const y=u[o];y&&(i.loaded=i.total=y);const p={url:g.url,data:u,code:g.status},E=(d=this.callbacks)==null?void 0:d.onProgress;E&&!M(t.highWaterMark)&&E(i,e,u,g),(f=this.callbacks)==null||f.onSuccess(p,i,e,g)}).catch(u=>{var d;if(self.clearTimeout(this.requestTimeout),i.aborted)return;const f=u&&u.code||0,g=u?u.message:null;(d=this.callbacks)==null||d.onError({code:f,text:g},e,u?u.details:null,i)})}getCacheAge(){let e=null;if(this.response){const t=this.response.headers.get("age");e=t?parseFloat(t):null}return e}getResponseHeader(e){return this.response?this.response.headers.get(e):null}loadProgressively(e,t,s,i=0,r){const n=new Vn,o=e.body.getReader(),c=()=>o.read().then(l=>{if(l.done)return n.dataLength&&r(t,s,n.flush().buffer,e),Promise.resolve(new ArrayBuffer(0));const h=l.value,u=h.length;return t.loaded+=u,u<i||n.dataLength?(n.push(h),n.dataLength>=i&&r(t,s,n.flush().buffer,e)):r(t,s,h.buffer,e),c()}).catch(()=>Promise.reject());return c()}}function Tu(a,e){const t={method:"GET",mode:"cors",credentials:"same-origin",signal:e,headers:new self.Headers(ie({},a.headers))};return a.rangeEnd&&t.headers.set("Range","bytes="+a.rangeStart+"-"+String(a.rangeEnd-1)),t}function Su(a){const e=Eu.exec(a);if(e)return parseInt(e[2])-parseInt(e[1])+1}function vu(a){const e=a.get("Content-Range");if(e){const s=Su(e);if(M(s))return s}const t=a.get("Content-Length");if(t)return parseInt(t)}function xu(a,e){return new self.Request(a.url,e)}class Au extends Error{constructor(e,t,s){super(e),this.code=void 0,this.details=void 0,this.code=t,this.details=s}}const Iu=/^age:\s*[\d.]+\s*$/im;class Oa{constructor(e){this.xhrSetup=void 0,this.requestTimeout=void 0,this.retryTimeout=void 0,this.retryDelay=void 0,this.config=null,this.callbacks=null,this.context=null,this.loader=null,this.stats=void 0,this.xhrSetup=e&&e.xhrSetup||null,this.stats=new gi,this.retryDelay=0}destroy(){this.callbacks=null,this.abortInternal(),this.loader=null,this.config=null,this.context=null,this.xhrSetup=null}abortInternal(){const e=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),e&&(e.onreadystatechange=null,e.onprogress=null,e.readyState!==4&&(this.stats.aborted=!0,e.abort()))}abort(){var e;this.abortInternal(),(e=this.callbacks)!=null&&e.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)}load(e,t,s){if(this.stats.loading.start)throw new Error("Loader can only be used once.");this.stats.loading.start=self.performance.now(),this.context=e,this.config=t,this.callbacks=s,this.loadInternal()}loadInternal(){const{config:e,context:t}=this;if(!e||!t)return;const s=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0,i.aborted=!1;const r=this.xhrSetup;r?Promise.resolve().then(()=>{if(!(this.loader!==s||this.stats.aborted))return r(s,t.url)}).catch(n=>{if(!(this.loader!==s||this.stats.aborted))return s.open("GET",t.url,!0),r(s,t.url)}).then(()=>{this.loader!==s||this.stats.aborted||this.openAndSendXhr(s,t,e)}).catch(n=>{var o;(o=this.callbacks)==null||o.onError({code:s.status,text:n.message},t,s,i)}):this.openAndSendXhr(s,t,e)}openAndSendXhr(e,t,s){e.readyState||e.open("GET",t.url,!0);const i=t.headers,{maxTimeToFirstByteMs:r,maxLoadTimeMs:n}=s.loadPolicy;if(i)for(const o in i)e.setRequestHeader(o,i[o]);t.rangeEnd&&e.setRequestHeader("Range","bytes="+t.rangeStart+"-"+(t.rangeEnd-1)),e.onreadystatechange=this.readystatechange.bind(this),e.onprogress=this.loadprogress.bind(this),e.responseType=t.responseType,self.clearTimeout(this.requestTimeout),s.timeout=r&&M(r)?r:n,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),s.timeout),e.send()}readystatechange(){const{context:e,loader:t,stats:s}=this;if(!e||!t)return;const i=t.readyState,r=this.config;if(!s.aborted&&i>=2&&(s.loading.first===0&&(s.loading.first=Math.max(self.performance.now(),s.loading.start),r.timeout!==r.loadPolicy.maxLoadTimeMs&&(self.clearTimeout(this.requestTimeout),r.timeout=r.loadPolicy.maxLoadTimeMs,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),r.loadPolicy.maxLoadTimeMs-(s.loading.first-s.loading.start)))),i===4)){self.clearTimeout(this.requestTimeout),t.onreadystatechange=null,t.onprogress=null;const l=t.status,h=t.responseType==="text"?t.responseText:null;if(l>=200&&l<300){const g=h??t.response;if(g!=null){var n,o;s.loading.end=Math.max(self.performance.now(),s.loading.first);const y=t.responseType==="arraybuffer"?g.byteLength:g.length;s.loaded=s.total=y,s.bwEstimate=s.total*8e3/(s.loading.end-s.loading.first);const p=(n=this.callbacks)==null?void 0:n.onProgress;p&&p(s,e,g,t);const E={url:t.responseURL,data:g,code:l};(o=this.callbacks)==null||o.onSuccess(E,s,e,t);return}}const u=r.loadPolicy.errorRetry,d=s.retry,f={url:e.url,data:void 0,code:l};if(fs(u,d,!1,f))this.retry(u);else{var c;se.error(`${l} while loading ${e.url}`),(c=this.callbacks)==null||c.onError({code:l,text:t.statusText},e,t,s)}}}loadtimeout(){if(!this.config)return;const e=this.config.loadPolicy.timeoutRetry,t=this.stats.retry;if(fs(e,t,!0))this.retry(e);else{var s;se.warn(`timeout while loading ${(s=this.context)==null?void 0:s.url}`);const i=this.callbacks;i&&(this.abortInternal(),i.onTimeout(this.stats,this.context,this.loader))}}retry(e){const{context:t,stats:s}=this;this.retryDelay=Ei(e,s.retry),s.retry++,se.warn(`${status?"HTTP Status "+status:"Timeout"} while loading ${t==null?void 0:t.url}, retrying ${s.retry}/${e.maxNumRetry} in ${this.retryDelay}ms`),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay)}loadprogress(e){const t=this.stats;t.loaded=e.loaded,e.lengthComputable&&(t.total=e.total)}getCacheAge(){let e=null;if(this.loader&&Iu.test(this.loader.getAllResponseHeaders())){const t=this.loader.getResponseHeader("age");e=t?parseFloat(t):null}return e}getResponseHeader(e){return this.loader&&new RegExp(`^${e}:\\s*[\\d.]+\\s*$`,"im").test(this.loader.getAllResponseHeaders())?this.loader.getResponseHeader(e):null}}const Lu={maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:null,errorRetry:null},Ru=te(te({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,maxDevicePixelRatio:Number.POSITIVE_INFINITY,preferManagedMediaSource:!0,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,frontBufferFlushThreshold:1/0,startOnSegmentBoundary:!1,maxBufferSize:60*1e3*1e3,maxFragLookUpTolerance:.25,maxBufferHole:.1,detectStallWithCurrentTimeMs:1250,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,nudgeOnVideoHole:!0,liveSyncMode:"edge",liveSyncDurationCount:3,liveSyncOnStallIncrease:1,liveMaxLatencyDurationCount:1/0,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,workerPath:null,enableSoftwareAES:!0,startLevel:void 0,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,ignorePlaylistParsingErrors:!1,loader:Oa,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:Bo,bufferController:_c,capLevelController:ki,errorController:Vo,fpsController:Dh,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrEwmaDefaultEstimateMax:5e6,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystems:{},drmSystemOptions:{},requestMediaKeySystemAccessFunc:kn,requireKeySystemAccessOnStart:!1,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableEmsgKLVMetadata:!1,enableID3MetadataCues:!0,enableInterstitialPlayback:!0,interstitialAppendInPlace:!0,interstitialLiveLookAhead:10,useMediaCapabilities:!0,preserveManualLevelOnError:!1,certLoadPolicy:{default:Lu},keyLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"},errorRetry:{maxNumRetry:8,retryDelayMs:1e3,maxRetryDelayMs:2e4,backoff:"linear"}}},manifestLoadPolicy:{default:{maxTimeToFirstByteMs:1/0,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},playlistLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:2,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},fragLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:12e4,timeoutRetry:{maxNumRetry:4,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:6,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},steeringManifestLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:2e4,timeoutRetry:{maxNumRetry:2,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:1,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},interstitialAssetListLoadPolicy:{default:{maxTimeToFirstByteMs:1e4,maxLoadTimeMs:3e4,timeoutRetry:{maxNumRetry:0,retryDelayMs:0,maxRetryDelayMs:0},errorRetry:{maxNumRetry:0,retryDelayMs:1e3,maxRetryDelayMs:8e3}}},manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3},bu()),{},{subtitleStreamController:Gh,subtitleTrackController:kh,timelineController:fu,audioStreamController:Ic,audioTrackController:Lc,emeController:St,cmcdController:Lh,contentSteeringController:bh,interstitialsController:$h});function bu(){return{cueHandler:pu,enableWebVTT:!0,enableIMSC1:!0,enableCEA708Captions:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function _u(a,e,t){if((e.liveSyncDurationCount||e.liveMaxLatencyDurationCount)&&(e.liveSyncDuration||e.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(e.liveMaxLatencyDurationCount!==void 0&&(e.liveSyncDurationCount===void 0||e.liveMaxLatencyDurationCount<=e.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(e.liveMaxLatencyDuration!==void 0&&(e.liveSyncDuration===void 0||e.liveMaxLatencyDuration<=e.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');const s=ui(a),i=["manifest","level","frag"],r=["TimeOut","MaxRetry","RetryDelay","MaxRetryTimeout"];return i.forEach(n=>{const o=`${n==="level"?"playlist":n}LoadPolicy`,c=e[o]===void 0,l=[];r.forEach(h=>{const u=`${n}Loading${h}`,d=e[u];if(d!==void 0&&c){l.push(u);const f=s[o].default;switch(e[o]={default:f},h){case"TimeOut":f.maxLoadTimeMs=d,f.maxTimeToFirstByteMs=d;break;case"MaxRetry":f.errorRetry.maxNumRetry=d,f.timeoutRetry.maxNumRetry=d;break;case"RetryDelay":f.errorRetry.retryDelayMs=d,f.timeoutRetry.retryDelayMs=d;break;case"MaxRetryTimeout":f.errorRetry.maxRetryDelayMs=d,f.timeoutRetry.maxRetryDelayMs=d;break}}}),l.length&&t.warn(`hls.js config: "${l.join('", "')}" setting(s) are deprecated, use "${o}": ${ne(e[o])}`)}),te(te({},s),e)}function ui(a){return a&&typeof a=="object"?Array.isArray(a)?a.map(ui):Object.keys(a).reduce((e,t)=>(e[t]=ui(a[t]),e),{}):a}function Du(a,e){const t=a.loader;t!==en&&t!==Oa?(e.log("[config]: Custom loader detected, cannot enable progressive streaming"),a.progressive=!1):yu()&&(a.loader=en,a.progressive=!0,a.enableSoftwareAES=!0,e.log("[config]: Progressive streaming enabled, using FetchLoader"))}const os=2,Cu=.1,Pu=.05,ku=100;class wu extends bn{constructor(e,t){super("gap-controller",e.logger),this.hls=void 0,this.fragmentTracker=void 0,this.media=null,this.mediaSource=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.buffered={},this.lastCurrentTime=0,this.ended=0,this.waiting=0,this.onMediaPlaying=()=>{this.ended=0,this.waiting=0},this.onMediaWaiting=()=>{var s;(s=this.media)!=null&&s.seeking||(this.waiting=self.performance.now(),this.tick())},this.onMediaEnded=()=>{if(this.hls){var s;this.ended=((s=this.media)==null?void 0:s.currentTime)||1,this.hls.trigger(m.MEDIA_ENDED,{stalled:!1})}},this.hls=e,this.fragmentTracker=t,this.registerListeners()}registerListeners(){const{hls:e}=this;e&&(e.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(m.BUFFER_APPENDED,this.onBufferAppended,this))}unregisterListeners(){const{hls:e}=this;e&&(e.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(m.BUFFER_APPENDED,this.onBufferAppended,this))}destroy(){super.destroy(),this.unregisterListeners(),this.media=this.hls=this.fragmentTracker=null,this.mediaSource=void 0}onMediaAttached(e,t){this.setInterval(ku),this.mediaSource=t.mediaSource;const s=this.media=t.media;Te(s,"playing",this.onMediaPlaying),Te(s,"waiting",this.onMediaWaiting),Te(s,"ended",this.onMediaEnded)}onMediaDetaching(e,t){this.clearInterval();const{media:s}=this;s&&(ve(s,"playing",this.onMediaPlaying),ve(s,"waiting",this.onMediaWaiting),ve(s,"ended",this.onMediaEnded),this.media=null),this.mediaSource=void 0}onBufferAppended(e,t){this.buffered=t.timeRanges}get hasBuffered(){return Object.keys(this.buffered).length>0}tick(){var e;if(!((e=this.media)!=null&&e.readyState)||!this.hasBuffered)return;const t=this.media.currentTime;this.poll(t,this.lastCurrentTime),this.lastCurrentTime=t}poll(e,t){var s,i;const r=(s=this.hls)==null?void 0:s.config;if(!r)return;const n=this.media;if(!n)return;const{seeking:o}=n,c=this.seeking&&!o,l=!this.seeking&&o,h=n.paused&&!o||n.ended||n.playbackRate===0;if(this.seeking=o,e!==t){t&&(this.ended=0),this.moved=!0,o||(this.nudgeRetry=0,r.nudgeOnVideoHole&&!h&&e>t&&this.nudgeOnVideoHole(e,t)),this.waiting===0&&this.stallResolved(e);return}if(l||c){c&&this.stallResolved(e);return}if(h){this.nudgeRetry=0,this.stallResolved(e),!this.ended&&n.ended&&this.hls&&(this.ended=e||1,this.hls.trigger(m.MEDIA_ENDED,{stalled:!1}));return}if(!q.getBuffered(n).length){this.nudgeRetry=0;return}const u=q.bufferInfo(n,e,0),d=u.nextStart||0,f=this.fragmentTracker;if(o&&f&&this.hls){const D=tn(this.hls.inFlightFragments,e),A=u.len>os,_=!d||D||d-e>os&&!f.getPartialFragment(e);if(A||_)return;this.moved=!1}const g=(i=this.hls)==null?void 0:i.latestLevelDetails;if(!this.moved&&this.stalled!==null&&f){if(!(u.len>0)&&!d)return;const A=Math.max(d,u.start||0)-e,b=!!(g!=null&&g.live)?g.targetduration*2:os,I=Zt(e,f);if(A>0&&(A<=b||I)){n.paused||this._trySkipBufferHole(I);return}}const y=r.detectStallWithCurrentTimeMs,p=self.performance.now(),E=this.waiting;let T=this.stalled;if(T===null)if(E>0&&p-E<y)T=this.stalled=E;else{this.stalled=p;return}const S=p-T;if(!o&&(S>=y||E)&&this.hls){var v;if(((v=this.mediaSource)==null?void 0:v.readyState)==="ended"&&!(g!=null&&g.live)&&Math.abs(e-((g==null?void 0:g.edge)||0))<1){if(this.ended)return;this.ended=e||1,this.hls.trigger(m.MEDIA_ENDED,{stalled:!0});return}if(this._reportStall(u),!this.media||!this.hls)return}const x=q.bufferInfo(n,e,r.maxBufferHole);this._tryFixBufferStall(x,S,e)}stallResolved(e){const t=this.stalled;if(t&&this.hls&&(this.stalled=null,this.stallReported)){const s=self.performance.now()-t;this.log(`playback not stuck anymore @${e}, after ${Math.round(s)}ms`),this.stallReported=!1,this.waiting=0,this.hls.trigger(m.STALL_RESOLVED,{})}}nudgeOnVideoHole(e,t){var s;const i=this.buffered.video;if(this.hls&&this.media&&this.fragmentTracker&&(s=this.buffered.audio)!=null&&s.length&&i&&i.length>1&&e>i.end(0)){const r=q.bufferedInfo(q.timeRangesToArray(this.buffered.audio),e,0);if(r.len>1&&t>=r.start){const n=q.timeRangesToArray(i),o=q.bufferedInfo(n,t,0).bufferedIndex;if(o>-1&&o<n.length-1){const c=q.bufferedInfo(n,e,0).bufferedIndex,l=n[o].end,h=n[o+1].start;if((c===-1||c>o)&&h-l<1&&e-l<2){const u=new Error(`nudging playhead to flush pipeline after video hole. currentTime: ${e} hole: ${l} -> ${h} buffered index: ${c}`);this.warn(u.message),this.media.currentTime+=1e-6;let d=Zt(e,this.fragmentTracker);d&&"fragment"in d?d=d.fragment:d||(d=void 0);const f=q.bufferInfo(this.media,e,0);this.hls.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:u,reason:u.message,frag:d,buffer:f.len,bufferInfo:f})}}}}}_tryFixBufferStall(e,t,s){var i,r;const{fragmentTracker:n,media:o}=this,c=(i=this.hls)==null?void 0:i.config;if(!o||!n||!c)return;const l=(r=this.hls)==null?void 0:r.latestLevelDetails,h=Zt(s,n);if((h||l!=null&&l.live&&s<l.fragmentStart)&&(this._trySkipBufferHole(h)||!this.media))return;const u=e.buffered,d=this.adjacentTraversal(e,s);(u&&u.length>1&&e.len>c.maxBufferHole||e.nextStart&&(e.nextStart-s<c.maxBufferHole||d))&&(t>c.highBufferWatchdogPeriod*1e3||this.waiting)&&(this.warn("Trying to nudge playhead over buffer-hole"),this._tryNudgeBuffer(e))}adjacentTraversal(e,t){const s=this.fragmentTracker,i=e.nextStart;if(s&&i){const r=s.getFragAtPos(t,B.MAIN),n=s.getFragAtPos(i,B.MAIN);if(r&&n)return n.sn-r.sn<2}return!1}_reportStall(e){const{hls:t,media:s,stallReported:i,stalled:r}=this;if(!i&&r!==null&&s&&t){this.stallReported=!0;const n=new Error(`Playback stalling at @${s.currentTime} due to low buffer (${ne(e)})`);this.warn(n.message),t.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.BUFFER_STALLED_ERROR,fatal:!1,error:n,buffer:e.len,bufferInfo:e,stalled:{start:r}})}}_trySkipBufferHole(e){var t;const{fragmentTracker:s,media:i}=this,r=(t=this.hls)==null?void 0:t.config;if(!i||!s||!r)return 0;const n=i.currentTime,o=q.bufferInfo(i,n,0),c=n<o.start?o.start:o.nextStart;if(c&&this.hls){const h=o.len<=r.maxBufferHole,u=o.len>0&&o.len<1&&i.readyState<3,d=c-n;if(d>0&&(h||u)){if(d>r.maxBufferHole){let g=!1;if(n===0){const y=s.getAppendedFrag(0,B.MAIN);y&&c<y.end&&(g=!0)}if(!g&&e){var l;if(!((l=this.hls.loadLevelObj)!=null&&l.details)||tn(this.hls.inFlightFragments,c))return 0;let p=!1,E=e.end;for(;E<c;){const T=Zt(E,s);if(T)E+=T.duration;else{p=!0;break}}if(p)return 0}}const f=Math.max(c+Pu,n+Cu);if(this.warn(`skipping hole, adjusting currentTime from ${n} to ${f}`),this.moved=!0,i.currentTime=f,!(e!=null&&e.gap)){const g=new Error(`fragment loaded with buffer holes, seeking from ${n} to ${f}`),y={type:V.MEDIA_ERROR,details:R.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:g,reason:g.message,buffer:o.len,bufferInfo:o};e&&("fragment"in e?y.part=e:y.frag=e),this.hls.trigger(m.ERROR,y)}return f}}return 0}_tryNudgeBuffer(e){const{hls:t,media:s,nudgeRetry:i}=this,r=t==null?void 0:t.config;if(!s||!r)return 0;const n=s.currentTime;if(this.nudgeRetry++,i<r.nudgeMaxRetry){const o=n+(i+1)*r.nudgeOffset,c=new Error(`Nudging 'currentTime' from ${n} to ${o}`);this.warn(c.message),s.currentTime=o,t.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.BUFFER_NUDGE_ON_STALL,error:c,fatal:!1,buffer:e.len,bufferInfo:e})}else{const o=new Error(`Playhead still not moving while enough data buffered @${n} after ${r.nudgeMaxRetry} nudges`);this.error(o.message),t.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.BUFFER_STALLED_ERROR,error:o,fatal:!0,buffer:e.len,bufferInfo:e})}}}function tn(a,e){const t=sn(a.main);if(t&&t.start<=e)return t;const s=sn(a.audio);return s&&s.start<=e?s:null}function sn(a){if(!a)return null;switch(a.state){case C.IDLE:case C.STOPPED:case C.ENDED:case C.ERROR:return null}return a.frag}function Zt(a,e){return e.getAppendedFrag(a,B.MAIN)||e.getPartialFragment(a)}const Ou=.25;function di(){if(!(typeof self>"u"))return self.VTTCue||self.TextTrackCue}function Ys(a,e,t,s,i){let r=new a(e,t,"");try{r.value=s,i&&(r.type=i)}catch{r=new a(e,t,ne(i?te({type:i},s):s))}return r}const Jt=(()=>{const a=di();try{a&&new a(0,Number.POSITIVE_INFINITY,"")}catch{return Number.MAX_VALUE}return Number.POSITIVE_INFINITY})();class Fu{constructor(e){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.removeCues=!0,this.assetCue=void 0,this.onEventCueEnter=()=>{this.hls&&this.hls.trigger(m.EVENT_CUE_ENTER,{})},this.hls=e,this._registerListeners()}destroy(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=this.onEventCueEnter=null}_registerListeners(){const{hls:e}=this;e&&(e.on(m.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(m.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(m.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(m.LEVEL_PTS_UPDATED,this.onLevelPtsUpdated,this))}_unregisterListeners(){const{hls:e}=this;e&&(e.off(m.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(m.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(m.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(m.LEVEL_PTS_UPDATED,this.onLevelPtsUpdated,this))}onMediaAttaching(e,t){var s;this.media=t.media,((s=t.overrides)==null?void 0:s.cueRemoval)===!1&&(this.removeCues=!1)}onMediaAttached(){var e;const t=(e=this.hls)==null?void 0:e.latestLevelDetails;t&&this.updateDateRangeCues(t)}onMediaDetaching(e,t){this.media=null,!t.transferMedia&&(this.id3Track&&(this.removeCues&&yt(this.id3Track,this.onEventCueEnter),this.id3Track=null),this.dateRangeCuesAppended={})}onManifestLoading(){this.dateRangeCuesAppended={}}createTrack(e){const t=this.getID3Track(e.textTracks);return t.mode="hidden",t}getID3Track(e){if(this.media){for(let t=0;t<e.length;t++){const s=e[t];if(s.kind==="metadata"&&s.label==="id3")return xa(s,this.media),s}return this.media.addTextTrack("metadata","id3")}}onFragParsingMetadata(e,t){if(!this.media||!this.hls)return;const{enableEmsgMetadataCues:s,enableID3MetadataCues:i}=this.hls.config;if(!s&&!i)return;const{samples:r}=t;this.id3Track||(this.id3Track=this.createTrack(this.media));const n=di();if(n)for(let o=0;o<r.length;o++){const c=r[o].type;if(c===Le.emsg&&!s||!i)continue;const l=zn(r[o].data),h=r[o].pts;let u=h+r[o].duration;u>Jt&&(u=Jt),u-h<=0&&(u=h+Ou);for(let f=0;f<l.length;f++){const g=l[f];if(!Qn(g)){this.updateId3CueEnds(h,c);const y=Ys(n,h,u,g,c);y&&this.id3Track.addCue(y)}}}}updateId3CueEnds(e,t){var s;const i=(s=this.id3Track)==null?void 0:s.cues;if(i)for(let r=i.length;r--;){const n=i[r];n.type===t&&n.startTime<e&&n.endTime===Jt&&(n.endTime=e)}}onBufferFlushing(e,{startOffset:t,endOffset:s,type:i}){const{id3Track:r,hls:n}=this;if(!n)return;const{config:{enableEmsgMetadataCues:o,enableID3MetadataCues:c}}=n;if(r&&(o||c)){let l;i==="audio"?l=h=>h.type===Le.audioId3&&c:i==="video"?l=h=>h.type===Le.emsg&&o:l=h=>h.type===Le.audioId3&&c||h.type===Le.emsg&&o,ci(r,t,s,l)}}onLevelUpdated(e,{details:t}){this.updateDateRangeCues(t,!0)}onLevelPtsUpdated(e,t){Math.abs(t.drift)>.01&&this.updateDateRangeCues(t.details)}updateDateRangeCues(e,t){if(!this.hls||!this.media)return;const{assetPlayerId:s,timelineOffset:i,enableDateRangeMetadataCues:r,interstitialsController:n}=this.hls.config;if(!r)return;const o=di();if(s&&i&&!n){const{fragmentStart:y,fragmentEnd:p}=e;let E=this.assetCue;E?(E.startTime=y,E.endTime=p):o&&(E=this.assetCue=Ys(o,y,p,{assetPlayerId:this.hls.config.assetPlayerId},"hlsjs.interstitial.asset"),E&&(E.id=s,this.id3Track||(this.id3Track=this.createTrack(this.media)),this.id3Track.addCue(E),E.addEventListener("enter",this.onEventCueEnter)))}if(!e.hasProgramDateTime)return;const{id3Track:c}=this,{dateRanges:l}=e,h=Object.keys(l);let u=this.dateRangeCuesAppended;if(c&&t){var d;if((d=c.cues)!=null&&d.length){const y=Object.keys(u).filter(p=>!h.includes(p));for(let p=y.length;p--;){var f;const E=y[p],T=(f=u[E])==null?void 0:f.cues;delete u[E],T&&Object.keys(T).forEach(S=>{const v=T[S];if(v){v.removeEventListener("enter",this.onEventCueEnter);try{c.removeCue(v)}catch{}}})}}else u=this.dateRangeCuesAppended={}}const g=e.fragments[e.fragments.length-1];if(!(h.length===0||!M(g==null?void 0:g.programDateTime))){this.id3Track||(this.id3Track=this.createTrack(this.media));for(let y=0;y<h.length;y++){const p=h[y],E=l[p],T=E.startTime,S=u[p],v=(S==null?void 0:S.cues)||{};let x=(S==null?void 0:S.durationKnown)||!1,D=Jt;const{duration:A,endDate:_}=E;if(_&&A!==null)D=T+A,x=!0;else if(E.endOnNext&&!x){const I=h.reduce((P,F)=>{if(F!==E.id){const U=l[F];if(U.class===E.class&&U.startDate>E.startDate&&(!P||E.startDate<P.startDate))return U}return P},null);I&&(D=I.startTime,x=!0)}const b=Object.keys(E.attr);for(let I=0;I<b.length;I++){const P=b[I];if(!sl(P))continue;const F=v[P];if(F)x&&!(S!=null&&S.durationKnown)?F.endTime=D:Math.abs(F.startTime-T)>.01&&(F.startTime=T,F.endTime=D);else if(o){let U=E.attr[P];il(P)&&(U=on(U));const $=Ys(o,T,D,{key:P,data:U},Le.dateRange);$&&($.id=p,this.id3Track.addCue($),v[P]=$,n&&(P==="X-ASSET-LIST"||P==="X-ASSET-URL")&&$.addEventListener("enter",this.onEventCueEnter))}}u[p]={cues:v,dateRange:E,durationKnown:x}}}}}class Mu{constructor(e){this.hls=void 0,this.config=void 0,this.media=null,this.currentTime=0,this.stallCount=0,this._latency=null,this._targetLatencyUpdated=!1,this.onTimeupdate=()=>{const{media:t}=this,s=this.levelDetails;if(!t||!s)return;this.currentTime=t.currentTime;const i=this.computeLatency();if(i===null)return;this._latency=i;const{lowLatencyMode:r,maxLiveSyncPlaybackRate:n}=this.config;if(!r||n===1||!s.live)return;const o=this.targetLatency;if(o===null)return;const c=i-o,l=Math.min(this.maxLatency,o+s.targetduration);if(c<l&&c>.05&&this.forwardBufferLength>1){const u=Math.min(2,Math.max(1,n)),d=Math.round(2/(1+Math.exp(-.75*c-this.edgeStalled))*20)/20,f=Math.min(u,Math.max(1,d));this.changeMediaPlaybackRate(t,f)}else t.playbackRate!==1&&t.playbackRate!==0&&this.changeMediaPlaybackRate(t,1)},this.hls=e,this.config=e.config,this.registerListeners()}get levelDetails(){var e;return((e=this.hls)==null?void 0:e.latestLevelDetails)||null}get latency(){return this._latency||0}get maxLatency(){const{config:e}=this;if(e.liveMaxLatencyDuration!==void 0)return e.liveMaxLatencyDuration;const t=this.levelDetails;return t?e.liveMaxLatencyDurationCount*t.targetduration:0}get targetLatency(){const e=this.levelDetails;if(e===null||this.hls===null)return null;const{holdBack:t,partHoldBack:s,targetduration:i}=e,{liveSyncDuration:r,liveSyncDurationCount:n,lowLatencyMode:o}=this.config,c=this.hls.userConfig;let l=o&&s||t;(this._targetLatencyUpdated||c.liveSyncDuration||c.liveSyncDurationCount||l===0)&&(l=r!==void 0?r:n*i);const h=i;return l+Math.min(this.stallCount*this.config.liveSyncOnStallIncrease,h)}set targetLatency(e){this.stallCount=0,this.config.liveSyncDuration=e,this._targetLatencyUpdated=!0}get liveSyncPosition(){const e=this.estimateLiveEdge(),t=this.targetLatency;if(e===null||t===null)return null;const s=this.levelDetails;if(s===null)return null;const i=s.edge,r=e-t-this.edgeStalled,n=i-s.totalduration,o=i-(this.config.lowLatencyMode&&s.partTarget||s.targetduration);return Math.min(Math.max(n,r),o)}get drift(){const e=this.levelDetails;return e===null?1:e.drift}get edgeStalled(){const e=this.levelDetails;if(e===null)return 0;const t=(this.config.lowLatencyMode&&e.partTarget||e.targetduration)*3;return Math.max(e.age-t,0)}get forwardBufferLength(){const{media:e}=this,t=this.levelDetails;if(!e||!t)return 0;const s=e.buffered.length;return(s?e.buffered.end(s-1):t.edge)-this.currentTime}destroy(){this.unregisterListeners(),this.onMediaDetaching(),this.hls=null}registerListeners(){const{hls:e}=this;e&&(e.on(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(m.ERROR,this.onError,this))}unregisterListeners(){const{hls:e}=this;e&&(e.off(m.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(m.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(m.ERROR,this.onError,this))}onMediaAttached(e,t){this.media=t.media,this.media.addEventListener("timeupdate",this.onTimeupdate)}onMediaDetaching(){this.media&&(this.media.removeEventListener("timeupdate",this.onTimeupdate),this.media=null)}onManifestLoading(){this._latency=null,this.stallCount=0}onLevelUpdated(e,{details:t}){t.advanced&&this.onTimeupdate(),!t.live&&this.media&&this.media.removeEventListener("timeupdate",this.onTimeupdate)}onError(e,t){var s;t.details===R.BUFFER_STALLED_ERROR&&(this.stallCount++,this.hls&&(s=this.levelDetails)!=null&&s.live&&this.hls.logger.warn("[latency-controller]: Stall detected, adjusting target latency"))}changeMediaPlaybackRate(e,t){var s,i;e.playbackRate!==t&&((s=this.hls)==null||s.logger.debug(`[latency-controller]: latency=${this.latency.toFixed(3)}, targetLatency=${(i=this.targetLatency)==null?void 0:i.toFixed(3)}, forwardBufferLength=${this.forwardBufferLength.toFixed(3)}: adjusting playback rate from ${e.playbackRate} to ${t}`),e.playbackRate=t)}estimateLiveEdge(){const e=this.levelDetails;return e===null?null:e.edge+e.age}computeLatency(){const e=this.estimateLiveEdge();return e===null?null:e-this.currentTime}}class Nu extends Pi{constructor(e,t){super(e,"level-controller"),this._levels=[],this._firstLevel=-1,this._maxAutoLevel=-1,this._startLevel=void 0,this.currentLevel=null,this.currentLevelIndex=-1,this.manualLevelIndex=-1,this.steering=void 0,this.onParsedComplete=void 0,this.steering=t,this._registerListeners()}_registerListeners(){const{hls:e}=this;e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(m.LEVEL_LOADED,this.onLevelLoaded,this),e.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(m.FRAG_BUFFERED,this.onFragBuffered,this),e.on(m.ERROR,this.onError,this)}_unregisterListeners(){const{hls:e}=this;e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(m.LEVEL_LOADED,this.onLevelLoaded,this),e.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(m.FRAG_BUFFERED,this.onFragBuffered,this),e.off(m.ERROR,this.onError,this)}destroy(){this._unregisterListeners(),this.steering=null,this.resetLevels(),super.destroy()}stopLoad(){this._levels.forEach(t=>{t.loadError=0,t.fragmentError=0}),super.stopLoad()}resetLevels(){this._startLevel=void 0,this.manualLevelIndex=-1,this.currentLevelIndex=-1,this.currentLevel=null,this._levels=[],this._maxAutoLevel=-1}onManifestLoading(e,t){this.resetLevels()}onManifestLoaded(e,t){const s=this.hls.config.preferManagedMediaSource,i=[],r={},n={};let o=!1,c=!1,l=!1;t.levels.forEach(h=>{const u=h.attrs;let{audioCodec:d,videoCodec:f}=h;d&&(h.audioCodec=d=cs(d,s)||void 0),f&&(f=h.videoCodec=To(f));const{width:g,height:y,unknownCodecs:p}=h,E=(p==null?void 0:p.length)||0;if(o||(o=!!(g&&y)),c||(c=!!f),l||(l=!!d),E||d&&!this.isAudioSupported(d)||f&&!this.isVideoSupported(f)){this.log(`Some or all CODECS not supported "${u.CODECS}"`);return}const{CODECS:T,"FRAME-RATE":S,"HDCP-LEVEL":v,"PATHWAY-ID":x,RESOLUTION:D,"VIDEO-RANGE":A}=u,b=`${`${x||"."}-`}${h.bitrate}-${D}-${S}-${T}-${A}-${v}`;if(r[b])if(r[b].uri!==h.url&&!h.attrs["PATHWAY-ID"]){const I=n[b]+=1;h.attrs["PATHWAY-ID"]=new Array(I+1).join(".");const P=this.createLevel(h);r[b]=P,i.push(P)}else r[b].addGroupId("audio",u.AUDIO),r[b].addGroupId("text",u.SUBTITLES);else{const I=this.createLevel(h);r[b]=I,n[b]=1,i.push(I)}}),this.filterAndSortMediaOptions(i,t,o,c,l)}createLevel(e){const t=new Ot(e),s=e.supplemental;if(s!=null&&s.videoCodec&&!this.isVideoSupported(s.videoCodec)){const i=new Error(`SUPPLEMENTAL-CODECS not supported "${s.videoCodec}"`);this.log(i.message),t.supportedResult=Tn(i,[])}return t}isAudioSupported(e){return kt(e,"audio",this.hls.config.preferManagedMediaSource)}isVideoSupported(e){return kt(e,"video",this.hls.config.preferManagedMediaSource)}filterAndSortMediaOptions(e,t,s,i,r){var n;let o=[],c=[],l=e;const h=((n=t.stats)==null?void 0:n.parsing)||{};if((s||i)&&r&&(l=l.filter(({videoCodec:T,videoRange:S,width:v,height:x})=>(!!T||!!(v&&x))&&Do(S))),l.length===0){Promise.resolve().then(()=>{if(this.hls){let T="no level with compatible codecs found in manifest",S=T;t.levels.length&&(S=`one or more CODECS in variant not supported: ${ne(t.levels.map(x=>x.attrs.CODECS).filter((x,D,A)=>A.indexOf(x)===D))}`,this.warn(S),T+=` (${S})`);const v=new Error(T);this.hls.trigger(m.ERROR,{type:V.MEDIA_ERROR,details:R.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:t.url,error:v,reason:S})}}),h.end=performance.now();return}t.audioTracks&&(o=t.audioTracks.filter(T=>!T.audioCodec||this.isAudioSupported(T.audioCodec)),rn(o)),t.subtitles&&(c=t.subtitles,rn(c));const u=l.slice(0);l.sort((T,S)=>{if(T.attrs["HDCP-LEVEL"]!==S.attrs["HDCP-LEVEL"])return(T.attrs["HDCP-LEVEL"]||"")>(S.attrs["HDCP-LEVEL"]||"")?1:-1;if(s&&T.height!==S.height)return T.height-S.height;if(T.frameRate!==S.frameRate)return T.frameRate-S.frameRate;if(T.videoRange!==S.videoRange)return hs.indexOf(T.videoRange)-hs.indexOf(S.videoRange);if(T.videoCodec!==S.videoCodec){const v=ji(T.videoCodec),x=ji(S.videoCodec);if(v!==x)return x-v}if(T.uri===S.uri&&T.codecSet!==S.codecSet){const v=ls(T.codecSet),x=ls(S.codecSet);if(v!==x)return x-v}return T.averageBitrate!==S.averageBitrate?T.averageBitrate-S.averageBitrate:0});let d=u[0];if(this.steering&&(l=this.steering.filterParsedLevels(l),l.length!==u.length)){for(let T=0;T<u.length;T++)if(u[T].pathwayId===l[0].pathwayId){d=u[T];break}}this._levels=l;for(let T=0;T<l.length;T++)if(l[T]===d){var f;this._firstLevel=T;const S=d.bitrate,v=this.hls.bandwidthEstimate;if(this.log(`manifest loaded, ${l.length} level(s) found, first bitrate: ${S}`),((f=this.hls.userConfig)==null?void 0:f.abrEwmaDefaultEstimate)===void 0){const x=Math.min(S,this.hls.config.abrEwmaDefaultEstimateMax);x>v&&v===this.hls.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=x)}break}const g=r&&!i,y=this.hls.config,p=!!(y.audioStreamController&&y.audioTrackController),E={levels:l,audioTracks:o,subtitleTracks:c,sessionData:t.sessionData,sessionKeys:t.sessionKeys,firstLevel:this._firstLevel,stats:t.stats,audio:r,video:i,altAudio:p&&!g&&o.some(T=>!!T.url)};h.end=performance.now(),this.hls.trigger(m.MANIFEST_PARSED,E)}get levels(){return this._levels.length===0?null:this._levels}get loadLevelObj(){return this.currentLevel}get level(){return this.currentLevelIndex}set level(e){const t=this._levels;if(t.length===0)return;if(e<0||e>=t.length){const h=new Error("invalid level idx"),u=e<0;if(this.hls.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.LEVEL_SWITCH_ERROR,level:e,fatal:u,error:h,reason:h.message}),u)return;e=Math.min(e,t.length-1)}const s=this.currentLevelIndex,i=this.currentLevel,r=i?i.attrs["PATHWAY-ID"]:void 0,n=t[e],o=n.attrs["PATHWAY-ID"];if(this.currentLevelIndex=e,this.currentLevel=n,s===e&&i&&r===o)return;this.log(`Switching to level ${e} (${n.height?n.height+"p ":""}${n.videoRange?n.videoRange+" ":""}${n.codecSet?n.codecSet+" ":""}@${n.bitrate})${o?" with Pathway "+o:""} from level ${s}${r?" with Pathway "+r:""}`);const c={level:e,attrs:n.attrs,details:n.details,bitrate:n.bitrate,averageBitrate:n.averageBitrate,maxBitrate:n.maxBitrate,realBitrate:n.realBitrate,width:n.width,height:n.height,codecSet:n.codecSet,audioCodec:n.audioCodec,videoCodec:n.videoCodec,audioGroups:n.audioGroups,subtitleGroups:n.subtitleGroups,loaded:n.loaded,loadError:n.loadError,fragmentError:n.fragmentError,name:n.name,id:n.id,uri:n.uri,url:n.url,urlId:0,audioGroupIds:n.audioGroupIds,textGroupIds:n.textGroupIds};this.hls.trigger(m.LEVEL_SWITCHING,c);const l=n.details;if(!l||l.live){const h=this.switchParams(n.uri,i==null?void 0:i.details,l);this.loadPlaylist(h)}}get manualLevel(){return this.manualLevelIndex}set manualLevel(e){this.manualLevelIndex=e,this._startLevel===void 0&&(this._startLevel=e),e!==-1&&(this.level=e)}get firstLevel(){return this._firstLevel}set firstLevel(e){this._firstLevel=e}get startLevel(){if(this._startLevel===void 0){const e=this.hls.config.startLevel;return e!==void 0?e:this.hls.firstAutoLevel}return this._startLevel}set startLevel(e){this._startLevel=e}get pathways(){return this.steering?this.steering.pathways():[]}get pathwayPriority(){return this.steering?this.steering.pathwayPriority:null}set pathwayPriority(e){if(this.steering){const t=this.steering.pathways(),s=e.filter(i=>t.indexOf(i)!==-1);if(e.length<1){this.warn(`pathwayPriority ${e} should contain at least one pathway from list: ${t}`);return}this.steering.pathwayPriority=s}}onError(e,t){t.fatal||!t.context||t.context.type===Q.LEVEL&&t.context.level===this.level&&this.checkRetry(t)}onFragBuffered(e,{frag:t}){if(t!==void 0&&t.type===B.MAIN){const s=t.elementaryStreams;if(!Object.keys(s).some(r=>!!s[r]))return;const i=this._levels[t.level];i!=null&&i.loadError&&(this.log(`Resetting level error count of ${i.loadError} on frag buffered`),i.loadError=0)}}onLevelLoaded(e,t){var s;const{level:i,details:r}=t,n=t.levelInfo;if(!n){var o;this.warn(`Invalid level index ${i}`),(o=t.deliveryDirectives)!=null&&o.skip&&(r.deltaUpdateFailed=!0);return}if(n===this.currentLevel||t.withoutMultiVariant){n.fragmentError===0&&(n.loadError=0);let c=n.details;c===t.details&&c.advanced&&(c=void 0),this.playlistLoaded(i,t,c)}else(s=t.deliveryDirectives)!=null&&s.skip&&(r.deltaUpdateFailed=!0)}loadPlaylist(e){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentLevel)&&this.scheduleLoading(this.currentLevel,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);const s=this.getUrlWithDirectives(e.uri,t),i=this.currentLevelIndex,r=e.attrs["PATHWAY-ID"],n=e.details,o=n==null?void 0:n.age;this.log(`Loading level index ${i}${(t==null?void 0:t.msn)!==void 0?" at sn "+t.msn+" part "+t.part:""}${r?" Pathway "+r:""}${o&&n.live?" age "+o.toFixed(1)+(n.type&&" "+n.type||""):""} ${s}`),this.hls.trigger(m.LEVEL_LOADING,{url:s,level:i,levelInfo:e,pathwayId:e.attrs["PATHWAY-ID"],id:0,deliveryDirectives:t||null})}get nextLoadLevel(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel}set nextLoadLevel(e){this.level=e,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=e)}removeLevel(e){var t;if(this._levels.length===1)return;const s=this._levels.filter((r,n)=>n!==e?!0:(this.steering&&this.steering.removeLevel(r),r===this.currentLevel&&(this.currentLevel=null,this.currentLevelIndex=-1,r.details&&r.details.fragments.forEach(o=>o.level=-1)),!1));$n(s),this._levels=s,this.currentLevelIndex>-1&&(t=this.currentLevel)!=null&&t.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.manualLevelIndex>-1&&(this.manualLevelIndex=this.currentLevelIndex);const i=s.length-1;this._firstLevel=Math.min(this._firstLevel,i),this._startLevel&&(this._startLevel=Math.min(this._startLevel,i)),this.hls.trigger(m.LEVELS_UPDATED,{levels:s})}onLevelsUpdated(e,{levels:t}){this._levels=t}checkMaxAutoUpdated(){const{autoLevelCapping:e,maxAutoLevel:t,maxHdcpLevel:s}=this.hls;this._maxAutoLevel!==t&&(this._maxAutoLevel=t,this.hls.trigger(m.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:e,levels:this.levels,maxAutoLevel:t,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:s}))}}function rn(a){const e={};a.forEach(t=>{const s=t.groupId||"";t.id=e[s]=e[s]||0,e[s]++})}function Fa(){return self.SourceBuffer||self.WebKitSourceBuffer}function Ma(){if(!Je())return!1;const e=Fa();return!e||e.prototype&&typeof e.prototype.appendBuffer=="function"&&typeof e.prototype.remove=="function"}function Bu(){if(!Ma())return!1;const a=Je();return typeof(a==null?void 0:a.isTypeSupported)=="function"&&(["avc1.42E01E,mp4a.40.2","av01.0.01M.08","vp09.00.50.08"].some(e=>a.isTypeSupported(wt(e,"video")))||["mp4a.40.2","fLaC"].some(e=>a.isTypeSupported(wt(e,"audio"))))}function Uu(){var a;const e=Fa();return typeof(e==null||(a=e.prototype)==null?void 0:a.changeType)=="function"}const $u=100;class Gu extends Ai{constructor(e,t,s){super(e,t,s,"stream-controller",B.MAIN),this.audioCodecSwap=!1,this.level=-1,this._forceStartLoad=!1,this._hasEnoughToStart=!1,this.altAudio=0,this.audioOnly=!1,this.fragPlaying=null,this.fragLastKbps=0,this.couldBacktrack=!1,this.backtrackFragment=null,this.audioCodecSwitch=!1,this.videoBuffer=null,this.onMediaPlaying=()=>{this.tick()},this.onMediaSeeked=()=>{const i=this.media,r=i?i.currentTime:null;if(r===null||!M(r)||(this.log(`Media seeked to ${r.toFixed(3)}`),!this.getBufferedFrag(r)))return;const n=this.getFwdBufferInfoAtPos(i,r,B.MAIN,0);if(n===null||n.len===0){this.warn(`Main forward buffer length at ${r} on "seeked" event ${n?n.len:"empty"})`);return}this.tick()},this.registerListeners()}registerListeners(){super.registerListeners();const{hls:e}=this;e.on(m.MANIFEST_PARSED,this.onManifestParsed,this),e.on(m.LEVEL_LOADING,this.onLevelLoading,this),e.on(m.LEVEL_LOADED,this.onLevelLoaded,this),e.on(m.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.on(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(m.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(m.BUFFER_CREATED,this.onBufferCreated,this),e.on(m.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(m.FRAG_BUFFERED,this.onFragBuffered,this)}unregisterListeners(){super.unregisterListeners();const{hls:e}=this;e.off(m.MANIFEST_PARSED,this.onManifestParsed,this),e.off(m.LEVEL_LOADED,this.onLevelLoaded,this),e.off(m.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.off(m.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(m.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(m.BUFFER_CREATED,this.onBufferCreated,this),e.off(m.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(m.FRAG_BUFFERED,this.onFragBuffered,this)}onHandlerDestroying(){this.onMediaPlaying=this.onMediaSeeked=null,this.unregisterListeners(),super.onHandlerDestroying()}startLoad(e,t){if(this.levels){const{lastCurrentTime:s,hls:i}=this;if(this.stopLoad(),this.setInterval($u),this.level=-1,!this.startFragRequested){let r=i.startLevel;r===-1&&(i.config.testBandwidth&&this.levels.length>1?(r=0,this.bitrateTest=!0):r=i.firstAutoLevel),i.nextLoadLevel=r,this.level=i.loadLevel,this._hasEnoughToStart=!!t}s>0&&e===-1&&!t&&(this.log(`Override startPosition with lastCurrentTime @${s.toFixed(3)}`),e=s),this.state=C.IDLE,this.nextLoadPosition=this.lastCurrentTime=e+this.timelineOffset,this.startPosition=t?-1:e,this.tick()}else this._forceStartLoad=!0,this.state=C.STOPPED}stopLoad(){this._forceStartLoad=!1,super.stopLoad()}doTick(){switch(this.state){case C.WAITING_LEVEL:{const{levels:e,level:t}=this,s=e==null?void 0:e[t],i=s==null?void 0:s.details;if(i&&(!i.live||this.levelLastLoaded===s&&!this.waitForLive(s))){if(this.waitForCdnTuneIn(i))break;this.state=C.IDLE;break}else if(this.hls.nextLoadLevel!==this.level){this.state=C.IDLE;break}break}case C.FRAG_LOADING_WAITING_RETRY:this.checkRetryDate();break}this.state===C.IDLE&&this.doTickIdle(),this.onTickEnd()}onTickEnd(){var e;super.onTickEnd(),(e=this.media)!=null&&e.readyState&&this.media.seeking===!1&&(this.lastCurrentTime=this.media.currentTime),this.checkFragmentChanged()}doTickIdle(){const{hls:e,levelLastLoaded:t,levels:s,media:i}=this;if(t===null||!i&&!this.primaryPrefetch&&(this.startFragRequested||!e.config.startFragPrefetch)||this.altAudio&&this.audioOnly)return;const r=this.buffering?e.nextLoadLevel:e.loadLevel;if(!(s!=null&&s[r]))return;const n=s[r],o=this.getMainFwdBufferInfo();if(o===null)return;const c=this.getLevelDetails();if(c&&this._streamEnded(o,c)){const y={};this.altAudio===2&&(y.type="video"),this.hls.trigger(m.BUFFER_EOS,y),this.state=C.ENDED;return}if(!this.buffering)return;e.loadLevel!==r&&e.manualLevel===-1&&this.log(`Adapting to level ${r} from level ${this.level}`),this.level=e.nextLoadLevel=r;const l=n.details;if(!l||this.state===C.WAITING_LEVEL||this.waitForLive(n)){this.level=r,this.state=C.WAITING_LEVEL,this.startFragRequested=!1;return}const h=o.len,u=this.getMaxBufferLength(n.maxBitrate);if(h>=u)return;this.backtrackFragment&&this.backtrackFragment.start>o.end&&(this.backtrackFragment=null);const d=this.backtrackFragment?this.backtrackFragment.start:o.end;let f=this.getNextFragment(d,l);if(this.couldBacktrack&&!this.fragPrevious&&f&&ce(f)&&this.fragmentTracker.getState(f)!==ue.OK){var g;const p=((g=this.backtrackFragment)!=null?g:f).sn-l.startSN,E=l.fragments[p-1];E&&f.cc===E.cc&&(f=E,this.fragmentTracker.removeFragment(E))}else this.backtrackFragment&&o.len&&(this.backtrackFragment=null);if(f&&this.isLoopLoading(f,d)){if(!f.gap){const p=this.audioOnly&&!this.altAudio?re.AUDIO:re.VIDEO,E=(p===re.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;E&&this.afterBufferFlushed(E,p,B.MAIN)}f=this.getNextFragmentLoopLoading(f,l,o,B.MAIN,u)}f&&(this.exceedsMaxBuffer(o,u,f)||(f.initSegment&&!f.initSegment.data&&!this.bitrateTest&&(f=f.initSegment),this.loadFragment(f,n,d)))}loadFragment(e,t,s){const i=this.fragmentTracker.getState(e);i===ue.NOT_LOADED||i===ue.PARTIAL?ce(e)?this.bitrateTest?(this.log(`Fragment ${e.sn} of level ${e.level} is being downloaded to test bitrate and will not be buffered`),this._loadBitrateTestFrag(e,t)):super.loadFragment(e,t,s):this._loadInitSegment(e,t):this.clearTrackerIfNeeded(e)}getBufferedFrag(e){return this.fragmentTracker.getBufferedFrag(e,B.MAIN)}followingBufferedFrag(e){return e?this.getBufferedFrag(e.end+.5):null}immediateLevelSwitch(){if(this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY),this.altAudio!==0){var e;(((e=this.getLevelDetails())==null?void 0:e.fragmentStart)||0)>this.lastCurrentTime&&super.flushMainBuffer(0,Number.POSITIVE_INFINITY,"audio")}}nextLevelSwitch(){const{levels:e,media:t}=this;if(t!=null&&t.readyState){let s;const i=this.getAppendedFrag(t.currentTime);i&&i.start>1&&this.flushMainBuffer(0,i.start-1);const r=this.getLevelDetails();if(r!=null&&r.live){const o=this.getMainFwdBufferInfo();if(!o||o.len<r.targetduration*2)return}if(!t.paused&&e){const o=this.hls.nextLoadLevel,c=e[o],l=this.fragLastKbps;l&&this.fragCurrent?s=this.fragCurrent.duration*c.maxBitrate/(1e3*l)+1:s=0}else s=0;const n=this.getBufferedFrag(t.currentTime+s);if(n){const o=this.followingBufferedFrag(n);if(o){this.abortCurrentFrag();const c=o.maxStartPTS?o.maxStartPTS:o.start,l=o.duration,h=Math.max(n.end,c+Math.min(Math.max(l-this.config.maxFragLookUpTolerance,l*(this.couldBacktrack?.5:.125)),l*(this.couldBacktrack?.75:.25)));this.flushMainBuffer(h,Number.POSITIVE_INFINITY)}}}}abortCurrentFrag(){const e=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,e&&(e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.state){case C.KEY_LOADING:case C.FRAG_LOADING:case C.FRAG_LOADING_WAITING_RETRY:case C.PARSING:case C.PARSED:this.state=C.IDLE;break}this.nextLoadPosition=this.getLoadPosition()}flushMainBuffer(e,t){super.flushMainBuffer(e,t,this.altAudio===2?"video":null)}onMediaAttached(e,t){super.onMediaAttached(e,t);const s=t.media;Te(s,"playing",this.onMediaPlaying),Te(s,"seeked",this.onMediaSeeked)}onMediaDetaching(e,t){const{media:s}=this;s&&(ve(s,"playing",this.onMediaPlaying),ve(s,"seeked",this.onMediaSeeked)),this.videoBuffer=null,this.fragPlaying=null,super.onMediaDetaching(e,t),!t.transferMedia&&(this._hasEnoughToStart=!1)}onManifestLoading(){super.onManifestLoading(),this.log("Trigger BUFFER_RESET"),this.hls.trigger(m.BUFFER_RESET,void 0),this.couldBacktrack=!1,this.fragLastKbps=0,this.fragPlaying=this.backtrackFragment=null,this.altAudio=0,this.audioOnly=!1}onManifestParsed(e,t){let s=!1,i=!1;for(let r=0;r<t.levels.length;r++){const n=t.levels[r].audioCodec;n&&(s=s||n.indexOf("mp4a.40.2")!==-1,i=i||n.indexOf("mp4a.40.5")!==-1)}this.audioCodecSwitch=s&&i&&!Uu(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1}onLevelLoading(e,t){const{levels:s}=this;if(!s||this.state!==C.IDLE)return;const i=t.levelInfo;(!i.details||i.details.live&&(this.levelLastLoaded!==i||i.details.expired)||this.waitForCdnTuneIn(i.details))&&(this.state=C.WAITING_LEVEL)}onLevelLoaded(e,t){var s;const{levels:i,startFragRequested:r}=this,n=t.level,o=t.details,c=o.totalduration;if(!i){this.warn(`Levels were reset while loading level ${n}`);return}this.log(`Level ${n} loaded [${o.startSN},${o.endSN}]${o.lastPartSn?`[part-${o.lastPartSn}-${o.lastPartIndex}]`:""}, cc [${o.startCC}, ${o.endCC}] duration:${c}`);const l=t.levelInfo,h=this.fragCurrent;h&&(this.state===C.FRAG_LOADING||this.state===C.FRAG_LOADING_WAITING_RETRY)&&h.level!==t.level&&h.loader&&this.abortCurrentFrag();let u=0;if(o.live||(s=l.details)!=null&&s.live){var d;if(this.checkLiveUpdate(o),o.deltaUpdateFailed)return;u=this.alignPlaylists(o,l.details,(d=this.levelLastLoaded)==null?void 0:d.details)}if(l.details=o,this.levelLastLoaded=l,r||this.setStartPosition(o,u),this.hls.trigger(m.LEVEL_UPDATED,{details:o,level:n}),this.state===C.WAITING_LEVEL){if(this.waitForCdnTuneIn(o))return;this.state=C.IDLE}r&&o.live&&this.synchronizeToLiveEdge(o),this.tick()}synchronizeToLiveEdge(e){const{config:t,media:s}=this;if(!s)return;const i=this.hls.liveSyncPosition,r=this.getLoadPosition(),n=e.fragmentStart,o=e.edge,c=r>=n-t.maxFragLookUpTolerance&&r<=o;if(i!==null&&s.duration>i&&(r<i||!c)){const h=t.liveMaxLatencyDuration!==void 0?t.liveMaxLatencyDuration:t.liveMaxLatencyDurationCount*e.targetduration;if((!c&&s.readyState<4||r<o-h)&&(this._hasEnoughToStart||(this.nextLoadPosition=i),s.readyState))if(this.warn(`Playback: ${r.toFixed(3)} is located too far from the end of live sliding playlist: ${o}, reset currentTime to : ${i.toFixed(3)}`),this.config.liveSyncMode==="buffered"){var l;const u=q.bufferInfo(s,i,0);if(!((l=u.buffered)!=null&&l.length)){s.currentTime=i;return}if(u.start<=r){s.currentTime=i;return}const{nextStart:f}=q.bufferedInfo(u.buffered,r,0);f&&(s.currentTime=f)}else s.currentTime=i}}_handleFragmentLoadProgress(e){var t;const s=e.frag,{part:i,payload:r}=e,{levels:n}=this;if(!n){this.warn(`Levels were reset while fragment load was in progress. Fragment ${s.sn} of level ${s.level} will not be buffered`);return}const o=n[s.level];if(!o){this.warn(`Level ${s.level} not found on progress`);return}const c=o.details;if(!c){this.warn(`Dropping fragment ${s.sn} of level ${s.level} after level details were reset`),this.fragmentTracker.removeFragment(s);return}const l=o.videoCodec,h=c.PTSKnown||!c.live,u=(t=s.initSegment)==null?void 0:t.data,d=this._getAudioCodec(o),f=this.transmuxer=this.transmuxer||new la(this.hls,B.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),g=i?i.index:-1,y=g!==-1,p=new Si(s.level,s.sn,s.stats.chunkCount,r.byteLength,g,y),E=this.initPTS[s.cc];f.push(r,u,d,l,s,i,c.totalduration,h,p,E)}onAudioTrackSwitching(e,t){const s=this.hls,i=this.altAudio!==0;if(us(t.url,s))this.altAudio=1;else{if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;const n=this.fragCurrent;n&&(this.log("Switching to main audio track, cancel main fragment load"),n.abortRequests(),this.fragmentTracker.removeFragment(n)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();if(i){this.altAudio=0,this.fragmentTracker.removeAllFragments(),s.once(m.BUFFER_FLUSHED,()=>{this.hls&&this.hls.trigger(m.AUDIO_TRACK_SWITCHED,t)}),s.trigger(m.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null});return}s.trigger(m.AUDIO_TRACK_SWITCHED,t)}}onAudioTrackSwitched(e,t){const s=us(t.url,this.hls);if(s){const i=this.videoBuffer;i&&this.mediaBuffer!==i&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=i)}this.altAudio=s?2:0,this.tick()}onBufferCreated(e,t){const s=t.tracks;let i,r,n=!1;for(const o in s){const c=s[o];if(c.id==="main"){if(r=o,i=c,o==="video"){const l=s[o];l&&(this.videoBuffer=l.buffer)}}else n=!0}n&&i?(this.log(`Alternate track found, use ${r}.buffered to schedule main fragment loading`),this.mediaBuffer=i.buffer):this.mediaBuffer=this.media}onFragBuffered(e,t){const{frag:s,part:i}=t,r=s.type===B.MAIN;if(r){if(this.fragContextChanged(s)){this.warn(`Fragment ${s.sn}${i?" p: "+i.index:""} of level ${s.level} finished buffering, but was aborted. state: ${this.state}`),this.state===C.PARSED&&(this.state=C.IDLE);return}const o=i?i.stats:s.stats;this.fragLastKbps=Math.round(8*o.total/(o.buffering.end-o.loading.first)),ce(s)&&(this.fragPrevious=s),this.fragBufferedComplete(s,i)}const n=this.media;n&&(!this._hasEnoughToStart&&q.getBuffered(n).length&&(this._hasEnoughToStart=!0,this.seekToStartPos()),r&&this.tick())}get hasEnoughToStart(){return this._hasEnoughToStart}onError(e,t){var s;if(t.fatal){this.state=C.ERROR;return}switch(t.details){case R.FRAG_GAP:case R.FRAG_PARSING_ERROR:case R.FRAG_DECRYPT_ERROR:case R.FRAG_LOAD_ERROR:case R.FRAG_LOAD_TIMEOUT:case R.KEY_LOAD_ERROR:case R.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(B.MAIN,t);break;case R.LEVEL_LOAD_ERROR:case R.LEVEL_LOAD_TIMEOUT:case R.LEVEL_PARSING_ERROR:!t.levelRetry&&this.state===C.WAITING_LEVEL&&((s=t.context)==null?void 0:s.type)===Q.LEVEL&&(this.state=C.IDLE);break;case R.BUFFER_ADD_CODEC_ERROR:case R.BUFFER_APPEND_ERROR:if(t.parent!=="main")return;this.reduceLengthAndFlushBuffer(t)&&this.resetLoadingState();break;case R.BUFFER_FULL_ERROR:if(t.parent!=="main")return;this.reduceLengthAndFlushBuffer(t)&&(!this.config.interstitialsController&&this.config.assetPlayerId?this._hasEnoughToStart=!0:this.flushMainBuffer(0,Number.POSITIVE_INFINITY));break;case R.INTERNAL_EXCEPTION:this.recoverWorkerError(t);break}}onFragLoadEmergencyAborted(){this.state=C.IDLE,this._hasEnoughToStart||(this.startFragRequested=!1,this.nextLoadPosition=this.lastCurrentTime),this.tickImmediate()}onBufferFlushed(e,{type:t}){if(t!==re.AUDIO||!this.altAudio){const s=(t===re.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;s&&(this.afterBufferFlushed(s,t,B.MAIN),this.tick())}}onLevelsUpdated(e,t){this.level>-1&&this.fragCurrent&&(this.level=this.fragCurrent.level,this.level===-1&&this.resetWhenMissingContext(this.fragCurrent)),this.levels=t.levels}swapAudioCodec(){this.audioCodecSwap=!this.audioCodecSwap}seekToStartPos(){const{media:e}=this;if(!e)return;const t=e.currentTime;let s=this.startPosition;if(s>=0&&t<s){if(e.seeking){this.log(`could not seek to ${s}, already seeking at ${t}`);return}const i=this.timelineOffset;i&&s&&(s+=i);const r=this.getLevelDetails(),n=q.getBuffered(e),o=n.length?n.start(0):0,c=o-s,l=Math.max(this.config.maxBufferHole,this.config.maxFragLookUpTolerance);(this.config.startOnSegmentBoundary||c>0&&(c<l||this.loadingParts&&c<2*((r==null?void 0:r.partTarget)||0)))&&(this.log(`adjusting start position by ${c} to match buffer start`),s+=c,this.startPosition=s),t<s&&(this.log(`seek to target start position ${s} from current time ${t} buffer start ${o}`),e.currentTime=s)}}_getAudioCodec(e){let t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&t&&(this.log("Swapping audio codec"),t.indexOf("mp4a.40.5")!==-1?t="mp4a.40.2":t="mp4a.40.5"),t}_loadBitrateTestFrag(e,t){e.bitrateTest=!0,this._doFragLoad(e,t).then(s=>{const{hls:i}=this,r=s==null?void 0:s.frag;if(!r||this.fragContextChanged(r))return;t.fragmentError=0,this.state=C.IDLE,this.startFragRequested=!1,this.bitrateTest=!1;const n=r.stats;n.parsing.start=n.parsing.end=n.buffering.start=n.buffering.end=self.performance.now(),i.trigger(m.FRAG_LOADED,s),r.bitrateTest=!1}).catch(s=>{this.state===C.STOPPED||this.state===C.ERROR||(this.warn(s),this.resetFragmentLoading(e))})}_handleTransmuxComplete(e){const t=this.playlistType,{hls:s}=this,{remuxResult:i,chunkMeta:r}=e,n=this.getCurrentContext(r);if(!n){this.resetWhenMissingContext(r);return}const{frag:o,part:c,level:l}=n,{video:h,text:u,id3:d,initSegment:f}=i,{details:g}=l,y=this.altAudio?void 0:i.audio;if(this.fragContextChanged(o)){this.fragmentTracker.removeFragment(o);return}if(this.state=C.PARSING,f){const p=f.tracks;if(p){const v=o.initSegment||o;if(this.unhandledEncryptionError(f,o))return;this._bufferInitSegment(l,p,v,r),s.trigger(m.FRAG_PARSING_INIT_SEGMENT,{frag:v,id:t,tracks:p})}const E=f.initPTS,T=f.timescale,S=this.initPTS[o.cc];if(M(E)&&(!S||S.baseTime!==E||S.timescale!==T)){const v=f.trackId;this.initPTS[o.cc]={baseTime:E,timescale:T,trackId:v},s.trigger(m.INIT_PTS_FOUND,{frag:o,id:t,initPTS:E,timescale:T,trackId:v})}}if(h&&g){y&&h.type==="audiovideo"&&this.logMuxedErr(o);const p=g.fragments[o.sn-1-g.startSN],E=o.sn===g.startSN,T=!p||o.cc>p.cc;if(i.independent!==!1){const{startPTS:S,endPTS:v,startDTS:x,endDTS:D}=h;if(c)c.elementaryStreams[h.type]={startPTS:S,endPTS:v,startDTS:x,endDTS:D};else if(h.firstKeyFrame&&h.independent&&r.id===1&&!T&&(this.couldBacktrack=!0),h.dropped&&h.independent){const A=this.getMainFwdBufferInfo(),_=(A?A.end:this.getLoadPosition())+this.config.maxBufferHole,b=h.firstKeyFramePTS?h.firstKeyFramePTS:S;if(!E&&_<b-this.config.maxBufferHole&&!T){this.backtrack(o);return}else T&&(o.gap=!0);o.setElementaryStreamInfo(h.type,o.start,v,o.start,D,!0)}else E&&S-(g.appliedTimelineOffset||0)>os&&(o.gap=!0);o.setElementaryStreamInfo(h.type,S,v,x,D),this.backtrackFragment&&(this.backtrackFragment=o),this.bufferFragmentData(h,o,c,r,E||T)}else if(E||T)o.gap=!0;else{this.backtrack(o);return}}if(y){const{startPTS:p,endPTS:E,startDTS:T,endDTS:S}=y;c&&(c.elementaryStreams[re.AUDIO]={startPTS:p,endPTS:E,startDTS:T,endDTS:S}),o.setElementaryStreamInfo(re.AUDIO,p,E,T,S),this.bufferFragmentData(y,o,c,r)}if(g&&d!=null&&d.samples.length){const p={id:t,frag:o,details:g,samples:d.samples};s.trigger(m.FRAG_PARSING_METADATA,p)}if(g&&u){const p={id:t,frag:o,details:g,samples:u.samples};s.trigger(m.FRAG_PARSING_USERDATA,p)}}logMuxedErr(e){this.warn(`${ce(e)?"Media":"Init"} segment with muxed audiovideo where only video expected: ${e.url}`)}_bufferInitSegment(e,t,s,i){if(this.state!==C.PARSING)return;this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&(delete t.audio,t.audiovideo&&this.logMuxedErr(s));const{audio:r,video:n,audiovideo:o}=t;if(r){const l=e.audioCodec;let h=es(r.codec,l);h==="mp4a"&&(h="mp4a.40.5");const u=navigator.userAgent.toLowerCase();if(this.audioCodecSwitch){h&&(h.indexOf("mp4a.40.5")!==-1?h="mp4a.40.2":h="mp4a.40.5");const d=r.metadata;d&&"channelCount"in d&&(d.channelCount||1)!==1&&u.indexOf("firefox")===-1&&(h="mp4a.40.5")}h&&h.indexOf("mp4a.40.5")!==-1&&u.indexOf("android")!==-1&&r.container!=="audio/mpeg"&&(h="mp4a.40.2",this.log(`Android: force audio codec to ${h}`)),l&&l!==h&&this.log(`Swapping manifest audio codec "${l}" for "${h}"`),r.levelCodec=h,r.id=B.MAIN,this.log(`Init audio buffer, container:${r.container}, codecs[selected/level/parsed]=[${h||""}/${l||""}/${r.codec}]`),delete t.audiovideo}if(n){n.levelCodec=e.videoCodec,n.id=B.MAIN;const l=n.codec;if((l==null?void 0:l.length)===4)switch(l){case"hvc1":case"hev1":n.codec="hvc1.1.6.L120.90";break;case"av01":n.codec="av01.0.04M.08";break;case"avc1":n.codec="avc1.42e01e";break}this.log(`Init video buffer, container:${n.container}, codecs[level/parsed]=[${e.videoCodec||""}/${l}]${n.codec!==l?" parsed-corrected="+n.codec:""}${n.supplemental?" supplemental="+n.supplemental:""}`),delete t.audiovideo}o&&(this.log(`Init audiovideo buffer, container:${o.container}, codecs[level/parsed]=[${e.codecs}/${o.codec}]`),delete t.video,delete t.audio);const c=Object.keys(t);if(c.length){if(this.hls.trigger(m.BUFFER_CODECS,t),!this.hls)return;c.forEach(l=>{const u=t[l].initSegment;u!=null&&u.byteLength&&this.hls.trigger(m.BUFFER_APPENDING,{type:l,data:u,frag:s,part:null,chunkMeta:i,parent:s.type})})}this.tickImmediate()}getMainFwdBufferInfo(){const e=this.mediaBuffer&&this.altAudio===2?this.mediaBuffer:this.media;return this.getFwdBufferInfo(e,B.MAIN)}get maxBufferLength(){const{levels:e,level:t}=this,s=e==null?void 0:e[t];return s?this.getMaxBufferLength(s.maxBitrate):this.config.maxBufferLength}backtrack(e){this.couldBacktrack=!0,this.backtrackFragment=e,this.resetTransmuxer(),this.flushBufferGap(e),this.fragmentTracker.removeFragment(e),this.fragPrevious=null,this.nextLoadPosition=e.start,this.state=C.IDLE}checkFragmentChanged(){const e=this.media;let t=null;if(e&&e.readyState>1&&e.seeking===!1){const s=e.currentTime;if(q.isBuffered(e,s)?t=this.getAppendedFrag(s):q.isBuffered(e,s+.1)&&(t=this.getAppendedFrag(s+.1)),t){this.backtrackFragment=null;const i=this.fragPlaying,r=t.level;(!i||t.sn!==i.sn||i.level!==r)&&(this.fragPlaying=t,this.hls.trigger(m.FRAG_CHANGED,{frag:t}),(!i||i.level!==r)&&this.hls.trigger(m.LEVEL_SWITCHED,{level:r}))}}}get nextLevel(){const e=this.nextBufferedFrag;return e?e.level:-1}get currentFrag(){var e;if(this.fragPlaying)return this.fragPlaying;const t=((e=this.media)==null?void 0:e.currentTime)||this.lastCurrentTime;return M(t)?this.getAppendedFrag(t):null}get currentProgramDateTime(){var e;const t=((e=this.media)==null?void 0:e.currentTime)||this.lastCurrentTime;if(M(t)){const s=this.getLevelDetails(),i=this.currentFrag||(s?lt(null,s.fragments,t):null);if(i){const r=i.programDateTime;if(r!==null){const n=r+(t-i.start)*1e3;return new Date(n)}}}return null}get currentLevel(){const e=this.currentFrag;return e?e.level:-1}get nextBufferedFrag(){const e=this.currentFrag;return e?this.followingBufferedFrag(e):null}get forceStartLoad(){return this._forceStartLoad}}class Ku extends Ce{constructor(e,t){super("key-loader",t),this.config=void 0,this.keyIdToKeyInfo={},this.emeController=null,this.config=e}abort(e){for(const s in this.keyIdToKeyInfo){const i=this.keyIdToKeyInfo[s].loader;if(i){var t;if(e&&e!==((t=i.context)==null?void 0:t.frag.type))return;i.abort()}}}detach(){for(const e in this.keyIdToKeyInfo){const t=this.keyIdToKeyInfo[e];(t.mediaKeySessionContext||t.decryptdata.isCommonEncryption)&&delete this.keyIdToKeyInfo[e]}}destroy(){this.detach();for(const e in this.keyIdToKeyInfo){const t=this.keyIdToKeyInfo[e].loader;t&&t.destroy()}this.keyIdToKeyInfo={}}createKeyLoadError(e,t=R.KEY_LOAD_ERROR,s,i,r){return new We({type:V.NETWORK_ERROR,details:t,fatal:!1,frag:e,response:r,error:s,networkDetails:i})}loadClear(e,t,s){if(this.emeController&&this.config.emeEnabled&&!this.emeController.getSelectedKeySystemFormats().length){if(t.length)for(let i=0,r=t.length;i<r;i++){const n=t[i];if(e.cc<=n.cc&&(!ce(e)||!ce(n)||e.sn<n.sn)||!s&&i==r-1)return this.emeController.selectKeySystemFormat(n).then(o=>{if(!this.emeController)return;n.setKeyFormat(o);const c=ss(o);if(c)return this.emeController.getKeySystemAccess([c])})}if(this.config.requireKeySystemAccessOnStart){const i=_t(this.config);if(i.length)return this.emeController.getKeySystemAccess(i)}}return null}load(e){return!e.decryptdata&&e.encrypted&&this.emeController&&this.config.emeEnabled?this.emeController.selectKeySystemFormat(e).then(t=>this.loadInternal(e,t)):this.loadInternal(e)}loadInternal(e,t){var s,i;t&&e.setKeyFormat(t);const r=e.decryptdata;if(!r){const l=new Error(t?`Expected frag.decryptdata to be defined after setting format ${t}`:`Missing decryption data on fragment in onKeyLoading (emeEnabled with controller: ${this.emeController&&this.config.emeEnabled})`);return Promise.reject(this.createKeyLoadError(e,R.KEY_LOAD_ERROR,l))}const n=r.uri;if(!n)return Promise.reject(this.createKeyLoadError(e,R.KEY_LOAD_ERROR,new Error(`Invalid key URI: "${n}"`)));const o=Ws(r);let c=this.keyIdToKeyInfo[o];if((s=c)!=null&&s.decryptdata.key)return r.key=c.decryptdata.key,Promise.resolve({frag:e,keyInfo:c});if(this.emeController&&(i=c)!=null&&i.keyLoadPromise)switch(this.emeController.getKeyStatus(c.decryptdata)){case"usable":case"usable-in-future":return c.keyLoadPromise.then(h=>{const{keyInfo:u}=h;return r.key=u.decryptdata.key,{frag:e,keyInfo:u}})}switch(this.log(`${this.keyIdToKeyInfo[o]?"Rel":"L"}oading${r.keyId?" keyId: "+me(r.keyId):""} URI: ${r.uri} from ${e.type} ${e.level}`),c=this.keyIdToKeyInfo[o]={decryptdata:r,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},r.method){case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return r.keyFormat==="identity"?this.loadKeyHTTP(c,e):this.loadKeyEME(c,e);case"AES-128":case"AES-256":case"AES-256-CTR":return this.loadKeyHTTP(c,e);default:return Promise.reject(this.createKeyLoadError(e,R.KEY_LOAD_ERROR,new Error(`Key supplied with unsupported METHOD: "${r.method}"`)))}}loadKeyEME(e,t){const s={frag:t,keyInfo:e};if(this.emeController&&this.config.emeEnabled){var i;if(!e.decryptdata.keyId&&(i=t.initSegment)!=null&&i.data){const n=ao(t.initSegment.data);if(n.length){let o=n[0];o.some(c=>c!==0)?(this.log(`Using keyId found in init segment ${me(o)}`),Ze.setKeyIdForUri(e.decryptdata.uri,o)):(o=Ze.addKeyIdForUri(e.decryptdata.uri),this.log(`Generating keyId to patch media ${me(o)}`)),e.decryptdata.keyId=o}}if(!e.decryptdata.keyId&&!ce(t))return Promise.resolve(s);const r=this.emeController.loadKey(s);return(e.keyLoadPromise=r.then(n=>(e.mediaKeySessionContext=n,s))).catch(n=>{throw e.keyLoadPromise=null,"data"in n&&(n.data.frag=t),n})}return Promise.resolve(s)}loadKeyHTTP(e,t){const s=this.config,i=s.loader,r=new i(s);return t.keyLoader=e.loader=r,e.keyLoadPromise=new Promise((n,o)=>{const c={keyInfo:e,frag:t,responseType:"arraybuffer",url:e.decryptdata.uri},l=s.keyLoadPolicy.default,h={loadPolicy:l,timeout:l.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},u={onSuccess:(d,f,g,y)=>{const{frag:p,keyInfo:E}=g,T=Ws(E.decryptdata);if(!p.decryptdata||E!==this.keyIdToKeyInfo[T])return o(this.createKeyLoadError(p,R.KEY_LOAD_ERROR,new Error("after key load, decryptdata unset or changed"),y));E.decryptdata.key=p.decryptdata.key=new Uint8Array(d.data),p.keyLoader=null,E.loader=null,n({frag:p,keyInfo:E})},onError:(d,f,g,y)=>{this.resetLoader(f),o(this.createKeyLoadError(t,R.KEY_LOAD_ERROR,new Error(`HTTP Error ${d.code} loading key ${d.text}`),g,te({url:c.url,data:void 0},d)))},onTimeout:(d,f,g)=>{this.resetLoader(f),o(this.createKeyLoadError(t,R.KEY_LOAD_TIMEOUT,new Error("key loading timed out"),g))},onAbort:(d,f,g)=>{this.resetLoader(f),o(this.createKeyLoadError(t,R.INTERNAL_ABORTED,new Error("key loading aborted"),g))}};r.load(c,h,u)})}resetLoader(e){const{frag:t,keyInfo:s,url:i}=e,r=s.loader;t.keyLoader===r&&(t.keyLoader=null,s.loader=null);const n=Ws(s.decryptdata)||i;delete this.keyIdToKeyInfo[n],r&&r.destroy()}}function Ws(a){if(a.keyFormat!==pe.FAIRPLAY){const e=a.keyId;if(e)return me(e)}return a.uri}function nn(a){const{type:e}=a;switch(e){case Q.AUDIO_TRACK:return B.AUDIO;case Q.SUBTITLE_TRACK:return B.SUBTITLE;default:return B.MAIN}}function qs(a,e){let t=a.url;return(t===void 0||t.indexOf("data:")===0)&&(t=e.url),t}class Vu{constructor(e){this.hls=void 0,this.loaders=Object.create(null),this.variableList=null,this.onManifestLoaded=this.checkAutostartLoad,this.hls=e,this.registerListeners()}startLoad(e){}stopLoad(){this.destroyInternalLoaders()}registerListeners(){const{hls:e}=this;e.on(m.MANIFEST_LOADING,this.onManifestLoading,this),e.on(m.LEVEL_LOADING,this.onLevelLoading,this),e.on(m.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(m.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),e.on(m.LEVELS_UPDATED,this.onLevelsUpdated,this)}unregisterListeners(){const{hls:e}=this;e.off(m.MANIFEST_LOADING,this.onManifestLoading,this),e.off(m.LEVEL_LOADING,this.onLevelLoading,this),e.off(m.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(m.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),e.off(m.LEVELS_UPDATED,this.onLevelsUpdated,this)}createInternalLoader(e){const t=this.hls.config,s=t.pLoader,i=t.loader,r=s||i,n=new r(t);return this.loaders[e.type]=n,n}getInternalLoader(e){return this.loaders[e.type]}resetInternalLoader(e){this.loaders[e]&&delete this.loaders[e]}destroyInternalLoaders(){for(const e in this.loaders){const t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}}destroy(){this.variableList=null,this.unregisterListeners(),this.destroyInternalLoaders()}onManifestLoading(e,t){const{url:s}=t;this.variableList=null,this.load({id:null,level:0,responseType:"text",type:Q.MANIFEST,url:s,deliveryDirectives:null,levelOrTrack:null})}onLevelLoading(e,t){const{id:s,level:i,pathwayId:r,url:n,deliveryDirectives:o,levelInfo:c}=t;this.load({id:s,level:i,pathwayId:r,responseType:"text",type:Q.LEVEL,url:n,deliveryDirectives:o,levelOrTrack:c})}onAudioTrackLoading(e,t){const{id:s,groupId:i,url:r,deliveryDirectives:n,track:o}=t;this.load({id:s,groupId:i,level:null,responseType:"text",type:Q.AUDIO_TRACK,url:r,deliveryDirectives:n,levelOrTrack:o})}onSubtitleTrackLoading(e,t){const{id:s,groupId:i,url:r,deliveryDirectives:n,track:o}=t;this.load({id:s,groupId:i,level:null,responseType:"text",type:Q.SUBTITLE_TRACK,url:r,deliveryDirectives:n,levelOrTrack:o})}onLevelsUpdated(e,t){const s=this.loaders[Q.LEVEL];if(s){const i=s.context;i&&!t.levels.some(r=>r===i.levelOrTrack)&&(s.abort(),delete this.loaders[Q.LEVEL])}}load(e){var t;const s=this.hls.config;let i=this.getInternalLoader(e);if(i){const l=this.hls.logger,h=i.context;if(h&&h.levelOrTrack===e.levelOrTrack&&(h.url===e.url||h.deliveryDirectives&&!e.deliveryDirectives)){h.url===e.url?l.log(`[playlist-loader]: ignore ${e.url} ongoing request`):l.log(`[playlist-loader]: ignore ${e.url} in favor of ${h.url}`);return}l.log(`[playlist-loader]: aborting previous loader for type: ${e.type}`),i.abort()}let r;if(e.type===Q.MANIFEST?r=s.manifestLoadPolicy.default:r=ie({},s.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),i=this.createInternalLoader(e),M((t=e.deliveryDirectives)==null?void 0:t.part)){let l;if(e.type===Q.LEVEL&&e.level!==null?l=this.hls.levels[e.level].details:e.type===Q.AUDIO_TRACK&&e.id!==null?l=this.hls.audioTracks[e.id].details:e.type===Q.SUBTITLE_TRACK&&e.id!==null&&(l=this.hls.subtitleTracks[e.id].details),l){const h=l.partTarget,u=l.targetduration;if(h&&u){const d=Math.max(h*3,u*.8)*1e3;r=ie({},r,{maxTimeToFirstByteMs:Math.min(d,r.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(d,r.maxTimeToFirstByteMs)})}}}const n=r.errorRetry||r.timeoutRetry||{},o={loadPolicy:r,timeout:r.maxLoadTimeMs,maxRetry:n.maxNumRetry||0,retryDelay:n.retryDelayMs||0,maxRetryDelay:n.maxRetryDelayMs||0},c={onSuccess:(l,h,u,d)=>{const f=this.getInternalLoader(u);this.resetInternalLoader(u.type);const g=l.data;h.parsing.start=performance.now(),Ge.isMediaPlaylist(g)||u.type!==Q.MANIFEST?this.handleTrackOrLevelPlaylist(l,h,u,d||null,f):this.handleMasterPlaylist(l,h,u,d)},onError:(l,h,u,d)=>{this.handleNetworkError(h,u,!1,l,d)},onTimeout:(l,h,u)=>{this.handleNetworkError(h,u,!0,void 0,l)}};i.load(e,o,c)}checkAutostartLoad(){if(!this.hls)return;const{config:{autoStartLoad:e,startPosition:t},forceStartLoad:s}=this.hls;(e||s)&&(this.hls.logger.log(`${e?"auto":"force"} startLoad with configured startPosition ${t}`),this.hls.startLoad(t))}handleMasterPlaylist(e,t,s,i){const r=this.hls,n=e.data,o=qs(e,s),c=Ge.parseMasterPlaylist(n,o);if(c.playlistParsingError){t.parsing.end=performance.now(),this.handleManifestParsingError(e,s,c.playlistParsingError,i,t);return}const{contentSteering:l,levels:h,sessionData:u,sessionKeys:d,startTimeOffset:f,variableList:g}=c;this.variableList=g,h.forEach(T=>{const{unknownCodecs:S}=T;if(S){const{preferManagedMediaSource:v}=this.hls.config;let{audioCodec:x,videoCodec:D}=T;for(let A=S.length;A--;){const _=S[A];kt(_,"audio",v)?(T.audioCodec=x=x?`${x},${_}`:_,xt.audio[x.substring(0,4)]=2,S.splice(A,1)):kt(_,"video",v)&&(T.videoCodec=D=D?`${D},${_}`:_,xt.video[D.substring(0,4)]=2,S.splice(A,1))}}});const{AUDIO:y=[],SUBTITLES:p,"CLOSED-CAPTIONS":E}=Ge.parseMasterPlaylistMedia(n,o,c);y.length&&!y.some(S=>!S.url)&&h[0].audioCodec&&!h[0].attrs.AUDIO&&(this.hls.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),y.unshift({type:"main",name:"main",groupId:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new ae({}),bitrate:0,url:""})),r.trigger(m.MANIFEST_LOADED,{levels:h,audioTracks:y,subtitles:p,captions:E,contentSteering:l,url:o,stats:t,networkDetails:i,sessionData:u,sessionKeys:d,startTimeOffset:f,variableList:g})}handleTrackOrLevelPlaylist(e,t,s,i,r){const n=this.hls,{id:o,level:c,type:l}=s,h=qs(e,s),u=M(c)?c:M(o)?o:0,d=nn(s),f=Ge.parseLevelPlaylist(e.data,h,u,d,0,this.variableList);if(l===Q.MANIFEST){const g={attrs:new ae({}),bitrate:0,details:f,name:"",url:h};f.requestScheduled=t.loading.start+Nn(f,0),n.trigger(m.MANIFEST_LOADED,{levels:[g],audioTracks:[],url:h,stats:t,networkDetails:i,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}t.parsing.end=performance.now(),s.levelDetails=f,this.handlePlaylistLoaded(f,e,t,s,i,r)}handleManifestParsingError(e,t,s,i,r){this.hls.trigger(m.ERROR,{type:V.NETWORK_ERROR,details:R.MANIFEST_PARSING_ERROR,fatal:t.type===Q.MANIFEST,url:e.url,err:s,error:s,reason:s.message,response:e,context:t,networkDetails:i,stats:r})}handleNetworkError(e,t,s=!1,i,r){let n=`A network ${s?"timeout":"error"+(i?" (status "+i.code+")":"")} occurred while loading ${e.type}`;e.type===Q.LEVEL?n+=`: ${e.level} id: ${e.id}`:(e.type===Q.AUDIO_TRACK||e.type===Q.SUBTITLE_TRACK)&&(n+=` id: ${e.id} group-id: "${e.groupId}"`);const o=new Error(n);this.hls.logger.warn(`[playlist-loader]: ${n}`);let c=R.UNKNOWN,l=!1;const h=this.getInternalLoader(e);switch(e.type){case Q.MANIFEST:c=s?R.MANIFEST_LOAD_TIMEOUT:R.MANIFEST_LOAD_ERROR,l=!0;break;case Q.LEVEL:c=s?R.LEVEL_LOAD_TIMEOUT:R.LEVEL_LOAD_ERROR,l=!1;break;case Q.AUDIO_TRACK:c=s?R.AUDIO_TRACK_LOAD_TIMEOUT:R.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case Q.SUBTITLE_TRACK:c=s?R.SUBTITLE_TRACK_LOAD_TIMEOUT:R.SUBTITLE_LOAD_ERROR,l=!1;break}h&&this.resetInternalLoader(e.type);const u={type:V.NETWORK_ERROR,details:c,fatal:l,url:e.url,loader:h,context:e,error:o,networkDetails:t,stats:r};if(i){const d=(t==null?void 0:t.url)||e.url;u.response=te({url:d,data:void 0},i)}this.hls.trigger(m.ERROR,u)}handlePlaylistLoaded(e,t,s,i,r,n){const o=this.hls,{type:c,level:l,levelOrTrack:h,id:u,groupId:d,deliveryDirectives:f}=i,g=qs(t,i),y=nn(i);let p=typeof i.level=="number"&&y===B.MAIN?l:void 0;const E=e.playlistParsingError;if(E){if(this.hls.logger.warn(`${E} ${e.url}`),!o.config.ignorePlaylistParsingErrors){o.trigger(m.ERROR,{type:V.NETWORK_ERROR,details:R.LEVEL_PARSING_ERROR,fatal:!1,url:g,error:E,reason:E.message,response:t,context:i,level:p,parent:y,networkDetails:r,stats:s});return}e.playlistParsingError=null}if(!e.fragments.length){const T=e.playlistParsingError=new Error("No Segments found in Playlist");o.trigger(m.ERROR,{type:V.NETWORK_ERROR,details:R.LEVEL_EMPTY_ERROR,fatal:!1,url:g,error:T,reason:T.message,response:t,context:i,level:p,parent:y,networkDetails:r,stats:s});return}switch(e.live&&n&&(n.getCacheAge&&(e.ageHeader=n.getCacheAge()||0),(!n.getCacheAge||isNaN(e.ageHeader))&&(e.ageHeader=0)),c){case Q.MANIFEST:case Q.LEVEL:if(p){if(!h)p=0;else if(h!==o.levels[p]){const T=o.levels.indexOf(h);T>-1&&(p=T)}}o.trigger(m.LEVEL_LOADED,{details:e,levelInfo:h||o.levels[0],level:p||0,id:u||0,stats:s,networkDetails:r,deliveryDirectives:f,withoutMultiVariant:c===Q.MANIFEST});break;case Q.AUDIO_TRACK:o.trigger(m.AUDIO_TRACK_LOADED,{details:e,track:h,id:u||0,groupId:d||"",stats:s,networkDetails:r,deliveryDirectives:f});break;case Q.SUBTITLE_TRACK:o.trigger(m.SUBTITLE_TRACK_LOADED,{details:e,track:h,id:u||0,groupId:d||"",stats:s,networkDetails:r,deliveryDirectives:f});break}}}class Ue{static get version(){return Ft}static isMSESupported(){return Ma()}static isSupported(){return Bu()}static getMediaSource(){return Je()}static get Events(){return m}static get MetadataSchema(){return Le}static get ErrorTypes(){return V}static get ErrorDetails(){return R}static get DefaultConfig(){return Ue.defaultConfig?Ue.defaultConfig:Ru}static set DefaultConfig(e){Ue.defaultConfig=e}constructor(e={}){this.config=void 0,this.userConfig=void 0,this.logger=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new Ii,this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioStreamController=void 0,this.subtititleStreamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.interstitialsController=void 0,this.gapController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this._url=null,this._sessionId=void 0,this.triggeringException=void 0,this.started=!1;const t=this.logger=ja(e.debug||!1,"Hls instance",e.assetPlayerId),s=this.config=_u(Ue.DefaultConfig,e,t);this.userConfig=e,s.progressive&&Du(s,t);const{abrController:i,bufferController:r,capLevelController:n,errorController:o,fpsController:c}=s,l=new o(this),h=this.abrController=new i(this),u=new Ho(this),d=s.interstitialsController,f=d?this.interstitialsController=new d(this,Ue):null,g=this.bufferController=new r(this,u),y=this.capLevelController=new n(this),p=new c(this),E=new Vu(this),T=s.contentSteeringController,S=T?new T(this):null,v=this.levelController=new Nu(this,S),x=new Fu(this),D=new Ku(this.config,this.logger),A=this.streamController=new Gu(this,u,D),_=this.gapController=new wu(this,u);y.setStreamController(A),p.setStreamController(A);const b=[E,v,A];f&&b.splice(1,0,f),S&&b.splice(1,0,S),this.networkControllers=b;const I=[h,g,_,y,p,x,u];this.audioTrackController=this.createController(s.audioTrackController,b);const P=s.audioStreamController;P&&b.push(this.audioStreamController=new P(this,u,D)),this.subtitleTrackController=this.createController(s.subtitleTrackController,b);const F=s.subtitleStreamController;F&&b.push(this.subtititleStreamController=new F(this,u,D)),this.createController(s.timelineController,I),D.emeController=this.emeController=this.createController(s.emeController,I),this.cmcdController=this.createController(s.cmcdController,I),this.latencyController=this.createController(Mu,I),this.coreComponents=I,b.push(l);const U=l.onErrorOut;typeof U=="function"&&this.on(m.ERROR,U,l),this.on(m.MANIFEST_LOADED,E.onManifestLoaded,E)}createController(e,t){if(e){const s=new e(this);return t&&t.push(s),s}return null}on(e,t,s=this){this._emitter.on(e,t,s)}once(e,t,s=this){this._emitter.once(e,t,s)}removeAllListeners(e){this._emitter.removeAllListeners(e)}off(e,t,s=this,i){this._emitter.off(e,t,s,i)}listeners(e){return this._emitter.listeners(e)}emit(e,t,s){return this._emitter.emit(e,t,s)}trigger(e,t){if(this.config.debug)return this.emit(e,e,t);try{return this.emit(e,e,t)}catch(s){if(this.logger.error("An internal error happened while handling event "+e+'. Error message: "'+s.message+'". Here is a stacktrace:',s),!this.triggeringException){this.triggeringException=!0;const i=e===m.ERROR;this.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.INTERNAL_EXCEPTION,fatal:i,event:e,error:s}),this.triggeringException=!1}}return!1}listenerCount(e){return this._emitter.listenerCount(e)}destroy(){this.logger.log("destroy"),this.trigger(m.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this._url=null,this.networkControllers.forEach(t=>t.destroy()),this.networkControllers.length=0,this.coreComponents.forEach(t=>t.destroy()),this.coreComponents.length=0;const e=this.config;e.xhrSetup=e.fetchSetup=void 0,this.userConfig=null}attachMedia(e){if(!e||"media"in e&&!e.media){const r=new Error(`attachMedia failed: invalid argument (${e})`);this.trigger(m.ERROR,{type:V.OTHER_ERROR,details:R.ATTACH_MEDIA_ERROR,fatal:!0,error:r});return}this.logger.log("attachMedia"),this._media&&(this.logger.warn("media must be detached before attaching"),this.detachMedia());const t="media"in e,s=t?e.media:e,i=t?e:{media:s};this._media=s,this.trigger(m.MEDIA_ATTACHING,i)}detachMedia(){this.logger.log("detachMedia"),this.trigger(m.MEDIA_DETACHING,{}),this._media=null}transferMedia(){this._media=null;const e=this.bufferController.transferMedia();return this.trigger(m.MEDIA_DETACHING,{transferMedia:e}),e}loadSource(e){this.stopLoad();const t=this.media,s=this._url,i=this._url=fi.buildAbsoluteURL(self.location.href,e,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.logger.log(`loadSource:${i}`),t&&s&&(s!==i||this.bufferController.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(t)),this.trigger(m.MANIFEST_LOADING,{url:e})}get url(){return this._url}get hasEnoughToStart(){return this.streamController.hasEnoughToStart}get startPosition(){return this.streamController.startPositionValue}startLoad(e=-1,t){this.logger.log(`startLoad(${e+(t?", <skip seek to start>":"")})`),this.started=!0,this.resumeBuffering();for(let s=0;s<this.networkControllers.length&&(this.networkControllers[s].startLoad(e,t),!(!this.started||!this.networkControllers));s++);}stopLoad(){this.logger.log("stopLoad"),this.started=!1;for(let e=0;e<this.networkControllers.length&&(this.networkControllers[e].stopLoad(),!(this.started||!this.networkControllers));e++);}get loadingEnabled(){return this.started}get bufferingEnabled(){return this.streamController.bufferingEnabled}resumeBuffering(){this.bufferingEnabled||(this.logger.log("resume buffering"),this.networkControllers.forEach(e=>{e.resumeBuffering&&e.resumeBuffering()}))}pauseBuffering(){this.bufferingEnabled&&(this.logger.log("pause buffering"),this.networkControllers.forEach(e=>{e.pauseBuffering&&e.pauseBuffering()}))}get inFlightFragments(){const e={[B.MAIN]:this.streamController.inFlightFrag};return this.audioStreamController&&(e[B.AUDIO]=this.audioStreamController.inFlightFrag),this.subtititleStreamController&&(e[B.SUBTITLE]=this.subtititleStreamController.inFlightFrag),e}swapAudioCodec(){this.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()}recoverMediaError(){this.logger.log("recoverMediaError");const e=this._media,t=e==null?void 0:e.currentTime;this.detachMedia(),e&&(this.attachMedia(e),t&&this.startLoad(t))}removeLevel(e){this.levelController.removeLevel(e)}get sessionId(){let e=this._sessionId;return e||(e=this._sessionId=wh()),e}get levels(){const e=this.levelController.levels;return e||[]}get latestLevelDetails(){return this.streamController.getLevelDetails()||null}get loadLevelObj(){return this.levelController.loadLevelObj}get currentLevel(){return this.streamController.currentLevel}set currentLevel(e){this.logger.log(`set currentLevel:${e}`),this.levelController.manualLevel=e,this.streamController.immediateLevelSwitch()}get nextLevel(){return this.streamController.nextLevel}set nextLevel(e){this.logger.log(`set nextLevel:${e}`),this.levelController.manualLevel=e,this.streamController.nextLevelSwitch()}get loadLevel(){return this.levelController.level}set loadLevel(e){this.logger.log(`set loadLevel:${e}`),this.levelController.manualLevel=e}get nextLoadLevel(){return this.levelController.nextLoadLevel}set nextLoadLevel(e){this.levelController.nextLoadLevel=e}get firstLevel(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)}set firstLevel(e){this.logger.log(`set firstLevel:${e}`),this.levelController.firstLevel=e}get startLevel(){const e=this.levelController.startLevel;return e===-1&&this.abrController.forcedAutoLevel>-1?this.abrController.forcedAutoLevel:e}set startLevel(e){this.logger.log(`set startLevel:${e}`),e!==-1&&(e=Math.max(e,this.minAutoLevel)),this.levelController.startLevel=e}get capLevelToPlayerSize(){return this.config.capLevelToPlayerSize}set capLevelToPlayerSize(e){const t=!!e;t!==this.config.capLevelToPlayerSize&&(t?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=t)}get autoLevelCapping(){return this._autoLevelCapping}get bandwidthEstimate(){const{bwEstimator:e}=this.abrController;return e?e.getEstimate():NaN}set bandwidthEstimate(e){this.abrController.resetEstimator(e)}get abrEwmaDefaultEstimate(){const{bwEstimator:e}=this.abrController;return e?e.defaultEstimate:NaN}get ttfbEstimate(){const{bwEstimator:e}=this.abrController;return e?e.getEstimateTTFB():NaN}set autoLevelCapping(e){this._autoLevelCapping!==e&&(this.logger.log(`set autoLevelCapping:${e}`),this._autoLevelCapping=e,this.levelController.checkMaxAutoUpdated())}get maxHdcpLevel(){return this._maxHdcpLevel}set maxHdcpLevel(e){_o(e)&&this._maxHdcpLevel!==e&&(this._maxHdcpLevel=e,this.levelController.checkMaxAutoUpdated())}get autoLevelEnabled(){return this.levelController.manualLevel===-1}get manualLevel(){return this.levelController.manualLevel}get minAutoLevel(){const{levels:e,config:{minAutoBitrate:t}}=this;if(!e)return 0;const s=e.length;for(let i=0;i<s;i++)if(e[i].maxBitrate>=t)return i;return 0}get maxAutoLevel(){const{levels:e,autoLevelCapping:t,maxHdcpLevel:s}=this;let i;if(t===-1&&e!=null&&e.length?i=e.length-1:i=t,s)for(let r=i;r--;){const n=e[r].attrs["HDCP-LEVEL"];if(n&&n<=s)return r}return i}get firstAutoLevel(){return this.abrController.firstAutoLevel}get nextAutoLevel(){return this.abrController.nextAutoLevel}set nextAutoLevel(e){this.abrController.nextAutoLevel=e}get playingDate(){return this.streamController.currentProgramDateTime}get mainForwardBufferInfo(){return this.streamController.getMainFwdBufferInfo()}get maxBufferLength(){return this.streamController.maxBufferLength}setAudioOption(e){var t;return((t=this.audioTrackController)==null?void 0:t.setAudioOption(e))||null}setSubtitleOption(e){var t;return((t=this.subtitleTrackController)==null?void 0:t.setSubtitleOption(e))||null}get allAudioTracks(){const e=this.audioTrackController;return e?e.allAudioTracks:[]}get audioTracks(){const e=this.audioTrackController;return e?e.audioTracks:[]}get audioTrack(){const e=this.audioTrackController;return e?e.audioTrack:-1}set audioTrack(e){const t=this.audioTrackController;t&&(t.audioTrack=e)}get allSubtitleTracks(){const e=this.subtitleTrackController;return e?e.allSubtitleTracks:[]}get subtitleTracks(){const e=this.subtitleTrackController;return e?e.subtitleTracks:[]}get subtitleTrack(){const e=this.subtitleTrackController;return e?e.subtitleTrack:-1}get media(){return this._media}set subtitleTrack(e){const t=this.subtitleTrackController;t&&(t.subtitleTrack=e)}get subtitleDisplay(){const e=this.subtitleTrackController;return e?e.subtitleDisplay:!1}set subtitleDisplay(e){const t=this.subtitleTrackController;t&&(t.subtitleDisplay=e)}get lowLatencyMode(){return this.config.lowLatencyMode}set lowLatencyMode(e){this.config.lowLatencyMode=e}get liveSyncPosition(){return this.latencyController.liveSyncPosition}get latency(){return this.latencyController.latency}get maxLatency(){return this.latencyController.maxLatency}get targetLatency(){return this.latencyController.targetLatency}set targetLatency(e){this.latencyController.targetLatency=e}get drift(){return this.latencyController.drift}get forceStartLoad(){return this.streamController.forceStartLoad}get pathways(){return this.levelController.pathways}get pathwayPriority(){return this.levelController.pathwayPriority}set pathwayPriority(e){this.levelController.pathwayPriority=e}get bufferedToEnd(){var e;return!!((e=this.bufferController)!=null&&e.bufferedToEnd)}get interstitialsManager(){var e;return((e=this.interstitialsController)==null?void 0:e.interstitialsManager)||null}getMediaDecodingInfo(e,t=this.allAudioTracks){const s=xn(t);return Sn(e,s,navigator.mediaCapabilities)}}Ue.defaultConfig=void 0;class Xu{constructor({onState:e}){this.audio=new Audio,this.audio.preload="none",this.hls=null,this.station=null,this.onState=e||(()=>{}),this.audio.addEventListener("playing",()=>this.emit({playing:!0,loading:!1,error:null})),this.audio.addEventListener("pause",()=>this.emit({playing:!1,loading:!1})),this.audio.addEventListener("waiting",()=>this.emit({loading:!0})),this.audio.addEventListener("error",()=>{var r;const t=(r=this.audio.error)==null?void 0:r.code,i={1:"aborted",2:"network",3:"decode",4:"src not supported"}[t]||`code ${t}`;console.warn("[player] audio error",i,this.audio.currentSrc),this.emit({playing:!1,loading:!1,error:`stream error: ${i}`})})}emit(e){var t,s,i;this.onState({stationId:((t=this.station)==null?void 0:t.id)??null,stationName:((s=this.station)==null?void 0:s.name)??null,genres:((i=this.station)==null?void 0:i.genres)||[],volume:this.audio.volume,...e})}setVolume(e){this.audio.volume=Math.max(0,Math.min(1,e)),this.emit({})}stop(){this.audio.pause(),this.audio.removeAttribute("src"),this.audio.load(),this.hls&&(this.hls.destroy(),this.hls=null)}togglePause(){this.station&&(this.audio.paused?this.audio.play().catch(()=>{}):this.audio.pause())}async play(e){this.stop(),this.station=e,this.emit({playing:!1,loading:!0});let t;try{t=(await Ua.post(`/api/stations/${e.id}/resolve`)).resolved}catch(i){this.emit({playing:!1,loading:!1,error:i.message});return}const s=t.url;t.format==="hls"?Ue.isSupported()?(this.hls=new Ue({enableWorker:!0}),this.hls.loadSource(s),this.hls.attachMedia(this.audio),this.hls.on(Ue.Events.MANIFEST_PARSED,()=>this.audio.play().catch(()=>{}))):this.audio.canPlayType("application/vnd.apple.mpegurl")?(this.audio.src=s,this.audio.play().catch(()=>{})):this.emit({playing:!1,loading:!1,error:"HLS not supported"}):(this.audio.src=s,this.audio.play().catch(()=>{}))}}export{Xu as P,Ua as a,Wu as c,Yu as e};