live-sfu-demo/internal/server/static/assets/watch-CIApSRnX.js

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r=t.uri;return(e[r]||(e[r]=[])).push(n),e},{})[a.uri];o.length>1&&(r=Math.max.apply(Math,o));let s=a.videoRange,c=a.frameRate,l=a.codecSet.substring(0,4),u=Hr(t,r,t=>{if(t.videoRange!==s||t.frameRate!==c||t.codecSet.substring(0,4)!==l)return!1;let r=t.audioGroups;return Ir(e,n.filter(e=>Wr(e.groupId,r)),i)>-1});return u>-1?u:Hr(t,r,t=>{let r=t.audioGroups;return Ir(e,n.filter(e=>Wr(e.groupId,r)),i)>-1})}function Hr(e,t,n){for(let r=t;r>-1;r--)if(n(e[r]))return r;for(let r=t+1;r<e.length;r++)if(n(e[r]))return r;return-1}function Ur(e,t){return!!e&&e!==t.loadLevelObj?.uri}function Wr(e,t){return!t||t.indexOf(e)!==-1}function Gr(e,t){if(t||e){let n=H({},t);return e&&(e.videoCodec&&(n.videoCodec=e.videoCodec),e.videoRange&&(n.allowedVideoRanges=[e.videoRange])),n}}var Kr=class extends We{constructor(e){super(`abr`,e.logger),this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.firstAutoFloor=-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=e=>{let{fragCurrent:t,partCurrent:n,hls:r}=this;if(!r)return;let{autoLevelEnabled:i,media:a}=r;if(!t||!a)return;let o=performance.now(),s=n?n.stats:t.stats,c=n?n.duration:t.duration,l=o-s.loading.start,u=r.minAutoLevel,d=t.level,f=this._nextAutoLevel;if(s.aborted||s.loaded&&s.loaded===s.total||d<=u){this.clearTimer(),this._nextAutoLevel=-1;return}if(!i)return;let p=f>-1&&f!==d,m=!!e||p;if(!m&&(a.paused||!a.playbackRate||!a.readyState))return;let h=r.mainForwardBufferInfo;if(!m&&h===null)return;let g=this.bwEstimator.getEstimateTTFB(),_=Math.abs(a.playbackRate);if(l<=Math.max(g,1e3*(c/(_*2))))return;let v=h?h.len/_:0,y=s.loading.first?s.loading.first-s.loading.start:-1,b=s.loaded&&y>-1,x=this.getBwEstimate(),S=r.levels,C=S[d],w=Math.max(s.loaded,Math.round(c*(t.bitrate||C.averageBitrate)/8)),T=b?l-y:l;T<1&&b&&(T=Math.min(l,s.loaded*8/x));let E=b?s.loaded*1e3/T:0,D=g/1e3,O=E?(w-s.loaded)/E:w*8/x+D;if(O<=v)return;let k=E?E*8:x,A=(e?.details||r.latestLevelDetails)?.live===!0,j=r.config.abrBandWidthUpFactor,M=1/0,N;for(N=d-1;N>u;N--){let e=S[N].maxBitrate,t=!S[N].details||A;if(M=this.getTimeToLoadFrag(D,k,c*e,t),M<Math.min(v,c+D))break}if(M>=O||M>c*10)return;b?this.bwEstimator.sample(l-Math.min(g,y),s.loaded):this.bwEstimator.sampleTTFB(l);let ee=S[N].maxBitrate;this.getBwEstimate()*j>ee&&(this.firstAutoFloor=Math.min(N,r.firstLevel),this.resetEstimator(ee));let te=this.findBestLevel(ee,u,N,0,v,1,1);te>-1&&(N=te),this.warn(`Fragment ${t.sn}${n?` part `+n.index:``} of level ${d} is loading too slowly;
      Fragment duration: ${t.duration.toFixed(3)}
      Time to underbuffer: ${v.toFixed(3)} s
      Estimated load time for current fragment: ${O.toFixed(3)} s
      Estimated load time for down switch fragment: ${M.toFixed(3)} s
      TTFB estimate: ${y|0} ms
      Current BW estimate: ${P(x)?x|0:`Unknown`} bps
      New BW estimate: ${this.getBwEstimate()|0} bps
      Switching to level ${N} @ ${ee|0} bps`),r.nextLoadLevel=r.nextAutoLevel=N,this.clearTimer();let ne=()=>{this.clearTimer();let e=this.hls;if(this.fragCurrent===t&&e.loadLevel===N&&N>0){let n=this.getStarvationDelay();if(this.warn(`Aborting inflight request ${N>0?`and switching down`:``}
      Fragment duration: ${t.duration.toFixed(3)} s
      Time to underbuffer: ${n.toFixed(3)} s`),t.abortRequests(),this.fragCurrent=this.partCurrent=null,N>u){let t=this.findBestLevel(e.levels[u].bitrate,u,N,0,n,1,1);t===-1&&(t=u),e.nextLoadLevel=e.nextAutoLevel=t,this.firstAutoFloor=Math.min(t,e.firstLevel),this.resetEstimator(e.levels[t].bitrate)}}};p||O>M*2?ne():this.timer=self.setInterval(ne,M*1e3),r.trigger(L.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:n,stats:s})},this.hls=e,this.bwEstimator=this.initEstimator(),this.registerListeners()}resetEstimator(e){this.hls&&(e&&(this.log(`setting initial bwe to ${e}`),this.hls.config.abrEwmaDefaultEstimate=e),this.firstSelection=-1,this.bwEstimator=this.initEstimator())}initEstimator(){let e=this.hls.config;return new Ue(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate)}registerListeners(){let e=this.hls;e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.FRAG_LOADING,this.onFragLoading,this),e.on(L.FRAG_LOADED,this.onFragLoaded,this),e.on(L.FRAG_BUFFERED,this.onFragBuffered,this),e.on(L.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(L.LEVEL_LOADED,this.onLevelLoaded,this),e.on(L.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(L.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.on(L.ERROR,this.onError,this)}unregisterListeners(){let{hls:e}=this;e&&(e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.FRAG_LOADING,this.onFragLoading,this),e.off(L.FRAG_LOADED,this.onFragLoaded,this),e.off(L.FRAG_BUFFERED,this.onFragBuffered,this),e.off(L.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(L.LEVEL_LOADED,this.onLevelLoaded,this),e.off(L.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(L.MAX_AUTO_LEVEL_UPDATED,this.onMaxAutoLevelUpdated,this),e.off(L.ERROR,this.onError,this))}destroy(){this.unregisterListeners(),this.clearTimer(),this.hls=this._abandonRulesCheck=this.supportedCache=null,this.audioTracksByGroup=this.codecTiers=this.fragCurrent=this.partCurrent=null}onManifestLoading(e,t){this.lastLoadedFragLevel=-1,this.firstSelection=-1,this.firstAutoFloor=-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){let n=t.frag;this.ignoreFragment(n)||(n.bitrateTest||(this.fragCurrent=n,this.partCurrent=t.part??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 I.BUFFER_ADD_CODEC_ERROR:case I.BUFFER_APPEND_ERROR:this.lastLoadedFragLevel=-1,this.firstSelection=-1;break;case I.FRAG_LOAD_TIMEOUT:{let e=t.frag,{fragCurrent:n,partCurrent:r}=this;if(e&&xe(e,n)){let t=performance.now(),n=r?r.stats:e.stats,i=t-n.loading.start,a=n.loading.first?n.loading.first-n.loading.start:-1;if(n.loaded&&a>-1){let e=this.bwEstimator.getEstimateTTFB();this.bwEstimator.sample(i-Math.min(e,a),n.loaded)}else this.bwEstimator.sampleTTFB(i)}break}}}getTimeToLoadFrag(e,t,n,r){return e+n/t+(r?e+this.lastLevelLoadSec:0)}onLevelLoaded(e,t){let n=this.hls.config,{loading:r}=t.stats,i=r.end-r.first;P(i)&&(this.lastLevelLoadSec=i/1e3),t.details.live?this.bwEstimator.update(n.abrEwmaSlowLive,n.abrEwmaFastLive):this.bwEstimator.update(n.abrEwmaSlowVoD,n.abrEwmaFastVoD),this.timer>-1&&this._abandonRulesCheck(t.levelInfo)}onFragLoaded(e,t){var n;let{frag:r,part:i}=t,a=i?i.stats:r.stats;if(r.type===z.MAIN&&this.bwEstimator.sampleTTFB(a.loading.first-a.loading.start),!this.ignoreFragment(r)){if(this.clearTimer(),r.level===this._nextAutoLevel&&(this._nextAutoLevel=-1),this.firstSelection=-1,(n=this.hls)!=null&&n.config.abrMaxWithRealBitrate){let e=i?i.duration:r.duration,t=this.hls.levels[r.level],n=(t.loaded?t.loaded.bytes:0)+a.loaded,o=(t.loaded?t.loaded.duration:0)+e;t.loaded={bytes:n,duration:o},t.realBitrate=Math.round(8*n/o)}if(r.bitrateTest){let e={stats:a,frag:r,part:i,id:r.type};this.onFragBuffered(L.FRAG_BUFFERED,e),r.bitrateTest=!1}else this.lastLoadedFragLevel=r.level}}onFragBuffered(e,t){let{frag:n,part:r}=t,i=r!=null&&r.stats.loaded?r.stats:n.stats;if(i.aborted||this.ignoreFragment(n))return;let a=((n.bitrate||0)>=1e5?i.parsing.end:i.loading.end)-i.loading.start-Math.min(i.loading.first-i.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(a,i.loaded),i.bwEstimate=this.getBwEstimate(),n.bitrateTest?this.bitrateTestDelay=a/1e3:(this.bitrateTestDelay=0,this.firstAutoFloor>-1&&this.bwEstimator.canEstimate()&&(this.firstAutoFloor=-1))}ignoreFragment(e){return e.type!==z.MAIN||e.sn===`initSegment`}clearTimer(){this.timer>-1&&(self.clearInterval(this.timer),this.timer=-1)}get firstAutoLevel(){let{hls:e}=this;if(!e)return 0;let{maxAutoLevel:t,minAutoLevel:n}=e,r=this.getBwEstimate(),i=this.getStarvationDelay(),a=e.config.maxStarvationDelay,o=this.findBestLevel(r,n,t,i/2,a,1,1);if(o>-1)return o;let s=e.firstLevel,c=this.firstAutoFloor===-1?1/0:this.firstAutoFloor,l=Math.min(Math.max(s,n),t,c);return this.warn(`Could not find best starting auto level. Defaulting to first in playlist ${s} clamped to ${l}`),l}get forcedAutoLevel(){return this.nextAutoLevelKey?-1:this._nextAutoLevel}get nextAutoLevel(){if(!this.hls)return-1;let e=this.forcedAutoLevel,t=this.bwEstimator.canEstimate(),n=this.lastLoadedFragLevel>-1;if(e!==-1&&(!t||!n||this.nextAutoLevelKey===this.getAutoLevelKey()))return e;let r=t&&n?this.getNextABRAutoLevel():this.firstAutoLevel;if(e!==-1){let t=this.hls.levels;if(t.length>Math.max(e,r)&&t[e].loadError<=t[r].loadError)return e}return this._nextAutoLevel=r,this.nextAutoLevelKey=this.getAutoLevelKey(),r}getAutoLevelKey(){return`${this.getBwEstimate()}_${this.getStarvationDelay().toFixed(2)}`}getNextABRAutoLevel(){let{fragCurrent:e,partCurrent:t,hls:n}=this;if(!n)return-1;if(n.levels.length<=1)return n.loadLevel;let{maxAutoLevel:r,config:i,minAutoLevel:a}=n,o=t?t.duration:e?e.duration:0,s=this.getBwEstimate(),c=this.getStarvationDelay(),l=i.abrBandWidthFactor,u=i.abrBandWidthUpFactor;if(c){let e=this.findBestLevel(s,a,r,c,0,l,u);if(e>=0)return this.rebufferNotice=-1,e}let d=o?Math.min(o,i.maxStarvationDelay):i.maxStarvationDelay;if(!c){let e=this.bitrateTestDelay;e&&(d=(o?Math.min(o,i.maxLoadingDelay):i.maxLoadingDelay)-e,this.info(`bitrate test took ${Math.round(1e3*e)}ms, set first fragment max fetchDuration to ${Math.round(1e3*d)} ms`),l=u=1)}let f=this.findBestLevel(s,a,r,c,d,l,u);if(this.rebufferNotice!==f&&(this.rebufferNotice=f,this.info(`${c?`rebuffering expected`:`buffer is empty`}, optimal quality level ${f}`)),f>-1)return f;let p=n.levels[a],m=n.loadLevelObj;return m&&p?.bitrate<m.bitrate?a:n.loadLevel}getStarvationDelay(){let e=this.hls,t=e?.media;if(!t)return 1/0;let n=t&&t.playbackRate!==0?Math.abs(t.playbackRate):1,r=e.mainForwardBufferInfo;return(r?r.len:0)/n}getBwEstimate(){return this.bwEstimator.getEstimate()}findBestLevel(e,t,n,r,i,a,o){let{hls:s,lastLoadedFragLevel:c,fragCurrent:l,partCurrent:u}=this;if(!s)return-1;let d=r+i,f=c===-1?s.firstLevel:c,{levels:p,allAudioTracks:m,loadLevel:h,latestLevelDetails:g,config:_}=s;if(p.length===1)return 0;let v=p[f],y=!!(g!=null&&g.live),b=h===-1||c===-1,x,S=`SDR`,C=v?.frameRate||0,{audioPreference:w,videoPreference:T}=_,E=this.audioTracksByGroup||=Nr(m),D=-1;if(b){if(this.firstSelection!==-1)return this.firstSelection;let r=jr(this.codecTiers||=Pr(p,E,t,n),S,e,w,T),{codecSet:i,videoRanges:a,minFramerate:o,minBitrate:s,minIndex:c,preferHDR:l}=r;D=c,x=i,S=l?a[a.length-1]:a[0],C=o,e=Math.max(e,s),this.log(`picked start tier ${J(r)}`)}else x=v?.codecSet,S=v?.videoRange;let O=u?u.duration:l?l.duration:0,k=this.bwEstimator.getEstimateTTFB()/1e3,A=[];for(let s=n;s>=t;s--){var j;let t=p[s],l=s>f;if(!t)continue;if(_.useMediaCapabilities&&!t.supportedResult&&!t.supportedPromise){let n=navigator.mediaCapabilities;typeof n?.decodingInfo==`function`&&dr(t,E,S,C,e,w)?(t.supportedPromise=fr(t,E,n,this.supportedCache),t.supportedPromise.then(e=>{if(!this.hls)return;t.supportedResult=e;let n=this.hls.levels,r=n.indexOf(t);e.error?this.warn(`MediaCapabilities decodingInfo error: "${e.error}" for level ${r} ${J(e)}`):e.supported?e.decodingInfoResults.some(e=>e.smooth===!1||e.powerEfficient===!1)&&this.log(`MediaCapabilities decodingInfo for level ${r} not smooth or powerEfficient: ${J(e)}`):(this.warn(`Unsupported MediaCapabilities decodingInfo result for level ${r} ${J(e)}`),r>-1&&n.length>1&&(this.log(`Removing unsupported level ${r}`),this.hls.removeLevel(r),this.hls.loadLevel===-1&&(this.hls.nextLoadLevel=0)))}).catch(e=>{this.warn(`Error handling MediaCapabilities decodingInfo: ${e}`)})):t.supportedResult=lr}if((x&&t.codecSet!==x||S&&t.videoRange!==S||l&&C>t.frameRate||!l&&C>0&&C<t.frameRate||(j=t.supportedResult)!=null&&(j=j.decodingInfoResults)!=null&&j.some(e=>e.smooth===!1))&&(!b||s!==D)){A.push(s);continue}let m=t.details,g=(u?m?.partTarget:m?.averagetargetduration)||O||1,v;v=l?o*e:a*e;let T=O&&r>=O*2&&i===0?t.averageBitrate:t.maxBitrate,M=this.getTimeToLoadFrag(k,v,T*g,!m||m.live);if(v>=T&&(s===c||t.loadError===0&&t.fragmentError===0||Ve(t,_.errorPenaltyExpireMs))&&(M<=k||!P(M)||y&&!this.bitrateTestDelay||M<d)){let e=this.forcedAutoLevel;return s!==h&&(e===-1||e!==h)&&(A.length&&this.trace(`Skipped level(s) ${A.join(`,`)} of ${n} max with CODECS and VIDEO-RANGE:"${p[A[0]].codecs}" ${p[A[0]].videoRange}; not compatible with "${x}" ${S}`),this.info(`switch candidate:${f}->${s} adjustedbw(${Math.round(v)})-bitrate=${Math.round(v-T)} ttfb:${k.toFixed(1)} avgDuration:${g.toFixed(1)} maxFetchDuration:${d.toFixed(1)} fetchDuration:${M.toFixed(1)} firstSelection:${b} codecSet:${t.codecSet} videoRange:${t.videoRange} hls.loadLevel:${h}`)),b&&(this.firstSelection=s),s}}return-1}set nextAutoLevel(e){let t=this.deriveNextAutoLevel(e);this._nextAutoLevel!==t&&(this.nextAutoLevelKey=``,this._nextAutoLevel=t)}deriveNextAutoLevel(e){if(!this.hls)return-1;let{maxAutoLevel:t,minAutoLevel:n}=this.hls;return Math.min(Math.max(e,n),t)}},qr={search:function(e,t){let n=0,r=e.length-1,i=null,a=null;for(;n<=r;){i=(n+r)/2|0,a=e[i];let o=t(a);if(o>0)n=i+1;else if(o<0)r=i-1;else return a}return null}};function Jr(e,t,n){if(t===null||!Array.isArray(e)||!e.length||!P(t)||t<(e[0].programDateTime||0)||t>=(e[e.length-1].endProgramDateTime||0))return null;for(let r=0;r<e.length;++r){let i=e[r];if(Qr(t,n,i))return i}return null}function Yr(e,t,n=0,r=0,i=.005){let a=null;if(e){a=t[1+e.sn-t[0].sn]||null;let r=e.endDTS-n;r>0&&r<15e-7&&(n+=15e-7),a&&e.level!==a.level&&a.end<=e.end&&(a=t[2+e.sn-t[0].sn]||null)}else n===0&&t[0].start===0&&(a=t[0]);if(a&&((!e||e.level===a.level)&&Zr(n,r,a)===0||Xr(a,e,Math.min(i,r))))return a;let o=qr.search(t,Zr.bind(null,n,r));return o&&(o!==e||!a)?o:a}function Xr(e,t,n){if(t?.start===0&&t.level<e.level&&(t.endPTS||0)>0){let r=t.tagList.reduce((e,t)=>(t[0]===`INF`&&(e+=parseFloat(t[1])),e),n);return e.start<=r}return!1}function Zr(e=0,t=0,n){if(n.start<=e&&n.start+n.duration>e)return 0;let r=Math.min(t,n.duration+(n.deltaPTS?n.deltaPTS:0));return n.start+n.duration-r<=e?1:n.start-r>e&&n.start?-1:0}function Qr(e,t,n){let r=Math.min(t,n.duration+(n.deltaPTS?n.deltaPTS:0))*1e3;return(n.endProgramDateTime||0)-r>e}function $r(e,t,n){if(e&&e.startCC<=t&&e.endCC>=t){let r=e.fragments,{fragmentHint:i}=e;i&&(r=r.concat(i));let a;return qr.search(r,e=>e.cc<t?1:e.cc>t?-1:(a=e,e.end<=n?1:e.start>n?-1:0)),a||null}return null}function ei(e,t){return t===e.endSN&&e.fragmentHint?e.fragmentHint:e.fragments[1+t-e.startSN]||null}var ti={DoNothing:0,SendEndCallback:1,SendAlternateToPenaltyBox:2,RemoveAlternatePermanently:3,InsertDiscontinuity:4,RetryRequest:5},ni={None:0,MoveAllAlternatesMatchingHost:1,MoveAllAlternatesMatchingHDCP:2,MoveAllAlternatesMatchingKey:4,SwitchToSDR:8,ResetMediaSource:16},ri=class extends We{constructor(e){super(`error-controller`,e.logger),this.hls=void 0,this.playlistError=0,this.hls=e,this.registerListeners()}registerListeners(){let e=this.hls;e.on(L.ERROR,this.onError,this),e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.LEVEL_UPDATED,this.onLevelUpdated,this)}unregisterListeners(){let e=this.hls;e&&(e.off(L.ERROR,this.onError,this),e.off(L.ERROR,this.onErrorOut,this),e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.LEVEL_UPDATED,this.onLevelUpdated,this))}destroy(){this.unregisterListeners(),this.hls=null}startLoad(e){}stopLoad(){this.playlistError=0}getVariantLevelIndex(e){return e?.type===z.MAIN?e.level:this.getVariantIndex()}getVariantIndex(){var e;let t=this.hls,n=t.currentLevel;return(e=t.loadLevelObj)!=null&&e.details||n===-1?t.loadLevel:n}variantHasKey(e,t){if(e){var n;if((n=e.details)!=null&&n.hasKey(t))return!0;let r=e.audioGroups;if(r)return this.hls.allAudioTracks.filter(e=>r.indexOf(e.groupId)>=0).some(e=>e.details?.hasKey(t))}return!1}onManifestLoading(){this.playlistError=0}onLevelUpdated(){this.playlistError=0}onError(e,t){var n;if(t.fatal)return;let r=this.hls,i=t.context;switch(t.details){case I.FRAG_LOAD_ERROR:case I.FRAG_LOAD_TIMEOUT:case I.KEY_LOAD_ERROR:case I.KEY_LOAD_TIMEOUT:t.errorAction=this.getFragRetryOrSwitchAction(t);return;case I.FRAG_PARSING_ERROR:if((n=t.frag)!=null&&n.gap){t.errorAction=oi();return}case I.FRAG_GAP:case I.FRAG_DECRYPT_ERROR:t.errorAction=this.getFragRetryOrSwitchAction(t),t.errorAction.action=ti.SendAlternateToPenaltyBox;return;case I.PLAYLIST_UNCHANGED_ERROR:case I.LEVEL_EMPTY_ERROR:case I.LEVEL_PARSING_ERROR:{var a;let e=t.parent===z.MAIN?t.level:r.loadLevel;t.details===I.LEVEL_EMPTY_ERROR&&(a=t.context)!=null&&(a=a.levelDetails)!=null&&a.live?t.errorAction=this.getPlaylistRetryOrSwitchAction(t,e):(t.levelRetry=!1,t.errorAction=this.getLevelSwitchAction(t,e))}return;case I.LEVEL_LOAD_ERROR:case I.LEVEL_LOAD_TIMEOUT:typeof i?.level==`number`&&(t.errorAction=this.getPlaylistRetryOrSwitchAction(t,i.level));return;case I.AUDIO_TRACK_LOAD_ERROR:case I.AUDIO_TRACK_LOAD_TIMEOUT:case I.SUBTITLE_LOAD_ERROR:case I.SUBTITLE_TRACK_LOAD_TIMEOUT:if(i){let e=r.loadLevelObj;if(e&&(i.type===R.AUDIO_TRACK&&e.hasAudioGroup(i.groupId)||i.type===R.SUBTITLE_TRACK&&e.hasSubtitleGroup(i.groupId))){t.errorAction=this.getPlaylistRetryOrSwitchAction(t,r.loadLevel),t.errorAction.action=ti.SendAlternateToPenaltyBox,t.errorAction.flags=ni.MoveAllAlternatesMatchingHost;return}}return;case I.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:t.errorAction={action:ti.SendAlternateToPenaltyBox,flags:ni.MoveAllAlternatesMatchingHDCP};return;case I.KEY_SYSTEM_SESSION_UPDATE_FAILED:case I.KEY_SYSTEM_STATUS_INTERNAL_ERROR:case I.KEY_SYSTEM_NO_SESSION:t.errorAction={action:ti.SendAlternateToPenaltyBox,flags:ni.MoveAllAlternatesMatchingKey};return;case I.BUFFER_ADD_CODEC_ERROR:case I.REMUX_ALLOC_ERROR:case I.BUFFER_APPEND_ERROR:t.errorAction||=this.getLevelSwitchAction(t,t.level);return;case I.MEDIA_SOURCE_REQUIRES_RESET:t.errorAction||=this.getLevelSwitchAction(t,t.level),t.errorAction.flags|=ni.ResetMediaSource|ni.SwitchToSDR;return;case I.INTERNAL_EXCEPTION:case I.BUFFER_APPENDING_ERROR:case I.BUFFER_APPEND_NO_PROGRESS:case I.BUFFER_FULL_ERROR:case I.LEVEL_SWITCH_ERROR:case I.BUFFER_STALLED_ERROR:case I.BUFFER_SEEK_OVER_HOLE:case I.BUFFER_NUDGE_ON_STALL:t.errorAction=oi();return}t.type===F.KEY_SYSTEM_ERROR&&(t.levelRetry=!1,t.errorAction=oi())}getPlaylistRetryOrSwitchAction(e,t){let n=this.hls,r=Fe(n.config.playlistLoadPolicy,e),i=this.playlistError++;if(Re(r,i,Me(e),e.response))return{action:ti.RetryRequest,flags:ni.None,retryConfig:r,retryCount:i};let a=this.getLevelSwitchAction(e,t);return r&&(a.retryConfig=r,a.retryCount=i),a}getFragRetryOrSwitchAction(e){let t=this.hls,n=this.getVariantLevelIndex(e.frag),r=t.levels[n],{fragLoadPolicy:i,keyLoadPolicy:a}=t.config,o=Fe(Ne(e)?a:i,e),s=t.levels.reduce((e,t)=>e+t.fragmentError,0);if(r&&(e.details!==I.FRAG_GAP&&r.fragmentError++,!Pe(e)&&Re(o,s,Me(e),e.response)))return{action:ti.RetryRequest,flags:ni.None,retryConfig:o,retryCount:s};let c=this.getLevelSwitchAction(e,n);return o&&(c.retryConfig=o,c.retryCount=s),c}getLevelSwitchAction(e,t){let n=this.hls;t??=n.loadLevel;let r=this.hls.levels[t];if(r){let t=e.details;r.loadError++,r.loadErrorTime=self.performance.now(),t===I.BUFFER_APPEND_ERROR&&r.fragmentError++;let o=-1,{levels:s,loadLevel:c,minAutoLevel:l,maxAutoLevel:u}=n;!n.autoLevelEnabled&&!n.config.preserveManualLevelOnError&&(n.loadLevel=-1);let d=e.frag?.type,f=(d===z.AUDIO&&t===I.FRAG_PARSING_ERROR||e.sourceBufferName===`audio`&&ii(e))&&s.some(({audioCodec:e})=>r.audioCodec!==e),p=e.sourceBufferName===`video`&&ii(e)&&s.some(({codecSet:e,audioCodec:t})=>r.codecSet!==e&&r.audioCodec===t),{type:m,groupId:h}=e.context??{};for(let g=s.length;g--;){let _=(g+c)%s.length;if(_!==c&&_>=l&&_<=u&&(s[_].loadError===0||Ve(s[_],n.config.errorPenaltyExpireMs))){var i,a;let n=s[_];if(t===I.FRAG_GAP&&d===z.MAIN&&e.frag){let t=s[_].details;if(t){let n=Yr(e.frag,t.fragments,e.frag.start);if(n!=null&&n.gap)continue}}else if(m===R.AUDIO_TRACK&&n.hasAudioGroup(h)||m===R.SUBTITLE_TRACK&&n.hasSubtitleGroup(h))continue;else if(d===z.AUDIO&&(i=r.audioGroups)!=null&&i.some(e=>n.hasAudioGroup(e))||d===z.SUBTITLE&&(a=r.subtitleGroups)!=null&&a.some(e=>n.hasSubtitleGroup(e))||f&&r.audioCodec===n.audioCodec||p&&r.codecSet===n.codecSet||!f&&r.audioCodec!==n.audioCodec)continue;o=_;break}}if(o>-1&&n.loadLevel!==o)return e.levelRetry=!0,this.playlistError=0,{action:ti.SendAlternateToPenaltyBox,flags:ni.None,nextAutoLevel:o}}return{action:ti.SendAlternateToPenaltyBox,flags:ni.MoveAllAlternatesMatchingHost}}onErrorOut(e,t){switch(t.errorAction?.action){case ti.DoNothing:break;case ti.SendAlternateToPenaltyBox:this.sendAlternateToPenaltyBox(t),!t.errorAction.resolved&&t.details!==I.FRAG_GAP&&t.details!==I.PLAYLIST_UNCHANGED_ERROR&&!ai(t)&&(t.fatal=!0);break;case ti.RetryRequest:}if((t.errorAction?.flags||0)&ni.ResetMediaSource&&this.hls.recoverMediaError(),t.fatal){this.hls.stopLoad();return}}sendAlternateToPenaltyBox(e){let t=this.hls,n=e.errorAction;if(!n)return;let r=n.nextAutoLevel;if(n.flags===ni.None)this.switchLevel(e,r);else if(n.flags&ni.SwitchToSDR){let e=this.hls.levels,t=e.length;for(let n=t;n--;)e[n].videoRange===`SDR`?r===void 0&&(r=n):(e[n].fragmentError++,e[n].loadError++)}else if(n.flags&ni.MoveAllAlternatesMatchingHDCP){let r=this.getVariantLevelIndex(e.frag),i=t.levels[r]?.attrs[`HDCP-LEVEL`];n.hdcpLevel=i;let a=i===`NONE`;i&&!a?(t.maxHdcpLevel=yr[yr.indexOf(i)-1],n.resolved=!0,this.warn(`Restricting playback to HDCP-LEVEL of "${t.maxHdcpLevel}" or lower`)):(a&&this.warn(`HDCP policy resticted output with HDCP-LEVEL=NONE`),n.flags|=ni.MoveAllAlternatesMatchingKey)}if(n.flags&ni.MoveAllAlternatesMatchingKey){let t=e.decryptdata;if(t){let r=this.hls.levels,i=r.length;for(let n=i;n--;)this.variantHasKey(r[n],t)&&(this.log(`Banned key found in level ${n} (${r[n].bitrate}bps) or audio group "${r[n].audioGroups?.join(`,`)}" (${e.frag?.type} fragment) ${Ft(t.keyId||[])}`),r[n].fragmentError++,r[n].loadError++,this.log(`Removing level ${n} with key error (${e.error})`),this.hls.removeLevel(n));let a=e.frag;if(this.hls.levels.length<i)n.resolved=!0;else if(a&&a.type!==z.MAIN){let e=a.decryptdata;e&&!t.matches(e)&&(n.resolved=!0)}}}n.resolved||this.switchLevel(e,r)}switchLevel(e,t){if(t!==void 0&&e.errorAction&&(this.warn(`switching to level ${t} after ${e.details}`),this.hls.nextAutoLevel=t,e.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel,e.details===I.BUFFER_ADD_CODEC_ERROR&&e.mimeType&&e.sourceBufferName!==`audiovideo`)){let t=or(e.mimeType),n=this.hls.levels;for(let r=n.length;r--;)n[r][`${e.sourceBufferName}Codec`]===t&&(this.log(`Removing level ${r} for ${e.details} ("${t}" not supported)`),this.hls.removeLevel(r))}}};function ii(e){let t=e.details;return t===I.BUFFER_ADD_CODEC_ERROR||t===I.MEDIA_SOURCE_REQUIRES_RESET||t===I.BUFFER_APPEND_ERROR&&!ai(e)}function ai(e){return e.details===I.BUFFER_APPEND_ERROR&&(e.error.name===`QuotaExceededError`||e.error.name===`InvalidStateError`)}function oi(e){let t={action:ti.DoNothing,flags:ni.None};return e&&(t.resolved=!0),t}var si={NOT_LOADED:`NOT_LOADED`,APPENDING:`APPENDING`,PARTIAL:`PARTIAL`,OK:`OK`},ci=class{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(){let{hls:e}=this;e&&(e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.BUFFER_APPENDED,this.onBufferAppended,this),e.on(L.FRAG_BUFFERED,this.onFragBuffered,this),e.on(L.FRAG_LOADED,this.onFragLoaded,this))}_unregisterListeners(){let{hls:e}=this;e&&(e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.BUFFER_APPENDED,this.onBufferAppended,this),e.off(L.FRAG_BUFFERED,this.onFragBuffered,this),e.off(L.FRAG_LOADED,this.onFragLoaded,this))}destroy(){this._unregisterListeners(),this.hls=this.fragments=this.activePartLists=this.endListFragments=this.timeRanges=null}getAppendedFrag(e,t){let n=this.activePartLists[t];if(n)for(let t=n.length;t--;){let r=n[t];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,n){let{fragments:r}=this,i=Object.keys(r);for(let a=i.length;a--;){let o=r[i[a]];if(o?.body.type===t&&(!n||o.buffered)){let t=o.body;if(t.start<=e&&e<=t.end)return t}}return null}detectEvictedFragments(e,t,n,r,i,a){this.timeRanges&&(this.timeRanges[e]=t);let o=i?.fragment.sn||-1;Object.keys(this.fragments).forEach(i=>{let s=this.fragments[i];if(!s||!this.hls)return;let c=s.body;if(o>=c.sn)return;if(!s.buffered&&(!s.loaded||a)){c.type===n&&this.removeFragment(c);return}let l=s.range[e];if(l){if(l.time.length===0){this.removeFragment(c);return}if(l.time.some(e=>{let n=!this.isTimeBuffered(e.startPTS,e.endPTS,t);return n&&this.removeFragment(c),n}),r&&r!==c&&Rn()){let e=r.endPTS,t=c.startPTS;if(e&&t&&s.range.video){let n=t-e;n<0&&n>-.1&&(this.removeFragment(c),this.hls.trigger(L.BUFFER_FLUSHING,{startOffset:e+.004,endOffset:1/0,type:`video`}))}}}})}detectPartialFragments(e){let t=this.timeRanges,{frag:n,part:r,id:i}=e;if(!t||!V(n))return;let a=ui(n),o=this.fragments[a];if(!o||o.buffered&&n.gap)return;let s=!n.relurl;Object.keys(t).forEach(e=>{let a=n.elementaryStreams[e];if(!a)return;let c=t[e],l=s||a.partial===!0;o.range[e]=this.getBufferedTimes(n,r,l,c),this.detectEvictedFragments(e,c,i,n,r)}),o.loaded=null;let c=Object.keys(o.range);if(c.length){if(this.bufferedEnd(o,n),li(o)||this.removeParts(n.sn-1,n.type),!r){let e=Math.min(.004,n.duration);c.some(t=>{let r=o.range[t]?.time,i=r.length===0||r.length===1&&r[0].endPTS-r[0].startPTS<e;return i&&this.addAsGap(n),i})}}else this.removeFragment(n)}addAsGap(e){e.gap=!0,this.removeFragment(e),this.fragBuffered(e,!0)}bufferedEnd(e,t){e.buffered=!0,(e.body.endList=t.endList||e.body.endList)&&(this.endListFragments[e.body.type]=e)}removeParts(e,t){let n=this.activePartLists[t];n&&(this.activePartLists[t]=di(n,t=>t.fragment.sn>=e))}fragBuffered(e,t){let n=ui(e),r=this.fragments[n];return!r&&t&&(r=this.fragments[n]={body:e,appendedPTS:null,loaded:null,buffered:!1,range:Object.create(null)},e.gap&&(this.hasGaps=!0)),r&&(r.loaded=null,this.bufferedEnd(r,e)),r}getBufferedTimes(e,t,n,r){let i={time:[],partial:n},a=e.start,o=e.end,s=e.minEndPTS||o,c=e.maxStartPTS||a;for(let e=0;e<r.length;e++){let t=r.start(e)-this.bufferPadding,n=r.end(e)+this.bufferPadding;if(c>=t&&s<=n){i.time.push({startPTS:Math.max(a,r.start(e)),endPTS:Math.min(o,r.end(e))});break}if(a<n&&o>t){let t=Math.max(a,r.start(e)),n=Math.min(o,r.end(e));n>t&&(i.partial=!0,i.time.push({startPTS:t,endPTS:n}))}else if(o<=t)break}return i}getPartialFragment(e){let t=null,n,r,i,a=0,{bufferPadding:o,fragments:s}=this;return Object.keys(s).forEach(c=>{let l=s[c];l&&li(l)&&(r=l.body.start-o,i=l.body.end+o,e>=r&&e<=i&&(n=Math.min(e-r,i-e),a<=n&&(t=l.body,a=n)))}),t}isEndListAppended(e){let t=this.endListFragments[e];return t!==void 0&&(t.buffered||li(t))}getState(e){let t=ui(e),n=this.fragments[t];return n?n.buffered?li(n)?si.PARTIAL:si.OK:si.APPENDING:si.NOT_LOADED}isTimeBuffered(e,t,n){let r,i;for(let a=0;a<n.length;a++){if(r=n.start(a)-this.bufferPadding,i=n.end(a)+this.bufferPadding,e>=r&&t<=i)return!0;if(t<=r)return!1}return!1}onManifestLoading(){this.removeAllFragments()}onFragLoaded(e,t){if(!V(t.frag)||t.frag.bitrateTest)return;let n=t.frag,r=t.part?null:t,i=ui(n);this.fragments[i]={body:n,appendedPTS:null,loaded:r,buffered:!1,range:Object.create(null)}}onBufferAppended(e,t){let{frag:n,part:r,timeRanges:i}=t;if(!V(n))return;let a=n.type;if(r){let e=this.activePartLists[a];e||(this.activePartLists[a]=e=[]),e.push(r)}this.timeRanges=i}onFragBuffered(e,t){this.detectPartialFragments(t)}hasFragment(e){let t=ui(e);return!!this.fragments[t]}hasFragments(e){let{fragments:t}=this,n=Object.keys(t);if(!e)return n.length>0;for(let r=n.length;r--;)if(t[n[r]]?.body.type===e)return!0;return!1}hasParts(e){var t;return!!((t=this.activePartLists[e])!=null&&t.length)}getBackBufferEvictionEnd(e,t,n){let{fragments:r}=this,i=0,a=0,o=Object.keys(r);for(let s=0;s<o.length;s++){let c=r[o[s]];if(!c||!c.buffered||c.body.type!==t)continue;let l=c.body;if(l.gap)return 0;let u=l.hasStats&&l.stats.loaded||l.byteLength||l.bitrate&&l.bitrate*8*l.duration;if(l.end<=e&&u&&(i+=u,a=Math.max(a,l.end),i>=n))return a}return a>0?a:0}removeFragmentsInRange(e,t,n,r,i){r&&!this.hasGaps||Object.keys(this.fragments).forEach(a=>{let o=this.fragments[a];if(!o)return;let s=o.body;s.type!==n||r&&!s.gap||s.start<t&&s.end>e&&(o.buffered||i)&&this.removeFragment(s)})}removeFragment(e){let t=ui(e);e.clearElementaryStreamInfo();let n=this.activePartLists[e.type];if(n){let t=e.sn;this.activePartLists[e.type]=di(n,e=>e.fragment.sn!==t)}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;let t=(e=this.hls)==null||(e=e.latestLevelDetails)==null?void 0:e.partList;t&&t.forEach(e=>e.clearElementaryStreamInfo())}};function li(e){var t,n,r,i;return e.buffered&&!!(e.body.gap||(t=e.range.video)!=null&&t.partial||(n=e.range.audio)!=null&&n.partial||(r=e.range.audiovideo)!=null&&r.partial||(i=e.range.subs)!=null&&i.partial)}function ui(e){return`${e.type}_${e.level}_${e.sn}`}function di(e,t){return e.filter(e=>{let n=t(e);return n||e.clearElementaryStreamInfo(),n})}var fi={cbc:0,ctr:1},pi=class{constructor(e,t,n){this.subtle=void 0,this.aesIV=void 0,this.aesMode=void 0,this.subtle=e,this.aesIV=t,this.aesMode=n}decrypt(e,t){switch(this.aesMode){case fi.cbc:return this.subtle.decrypt({name:`AES-CBC`,iv:this.aesIV},t,e);case fi.ctr:return this.subtle.decrypt({name:`AES-CTR`,counter:this.aesIV,length:64},t,e);default:throw Error(`[AESCrypto] invalid aes mode ${this.aesMode}`)}}};function mi(e){let t=e.byteLength,n=t&&new DataView(e.buffer).getUint8(t-1);return n?e.slice(0,t-n):e}var hi=class{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,this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}uint8ArrayToUint32Array_(e){let t=new DataView(e),n=new Uint32Array(4);for(let e=0;e<4;e++)n[e]=t.getUint32(e*4);return n}initTable(){let e=this.sBox,t=this.invSBox,n=this.subMix,r=n[0],i=n[1],a=n[2],o=n[3],s=this.invSubMix,c=s[0],l=s[1],u=s[2],d=s[3],f=new Uint32Array(256),p=0,m=0,h=0;for(h=0;h<256;h++)h<128?f[h]=h<<1:f[h]=h<<1^283;for(h=0;h<256;h++){let n=m^m<<1^m<<2^m<<3^m<<4;n=n>>>8^n&255^99,e[p]=n,t[n]=p;let s=f[p],h=f[s],g=f[h],_=f[n]*257^n*16843008;r[p]=_<<24|_>>>8,i[p]=_<<16|_>>>16,a[p]=_<<8|_>>>24,o[p]=_,_=g*16843009^h*65537^s*257^p*16843008,c[n]=_<<24|_>>>8,l[n]=_<<16|_>>>16,u[n]=_<<8|_>>>24,d[n]=_,p?(p=s^f[f[f[g^s]]],m^=f[f[m]]):p=m=1}}expandKey(e){let t=this.uint8ArrayToUint32Array_(e),n=!0,r=0;for(;r<t.length&&n;)n=t[r]===this.key[r],r++;if(n)return;this.key=t;let i=this.keySize=t.length;if(i!==4&&i!==6&&i!==8)throw Error(`Invalid aes key size=`+i);let a=this.ksRows=(i+6+1)*4,o,s,c=this.keySchedule=new Uint32Array(a),l=this.invKeySchedule=new Uint32Array(a),u=this.sBox,d=this.rcon,f=this.invSubMix,p=f[0],m=f[1],h=f[2],g=f[3],_,v;for(o=0;o<a;o++){if(o<i){_=c[o]=t[o];continue}v=_,o%i===0?(v=v<<8|v>>>24,v=u[v>>>24]<<24|u[v>>>16&255]<<16|u[v>>>8&255]<<8|u[v&255],v^=d[o/i|0]<<24):i>6&&o%i===4&&(v=u[v>>>24]<<24|u[v>>>16&255]<<16|u[v>>>8&255]<<8|u[v&255]),c[o]=_=(c[o-i]^v)>>>0}for(s=0;s<a;s++)o=a-s,v=s&3?c[o]:c[o-4],s<4||o<=4?l[s]=v:l[s]=p[u[v>>>24]]^m[u[v>>>16&255]]^h[u[v>>>8&255]]^g[u[v&255]],l[s]=l[s]>>>0}networkToHostOrderSwap(e){return e<<24|(e&65280)<<8|(e&16711680)>>8|e>>>24}decrypt(e,t,n){let r=this.keySize+6,i=this.invKeySchedule,a=this.invSBox,o=this.invSubMix,s=o[0],c=o[1],l=o[2],u=o[3],d=this.uint8ArrayToUint32Array_(n),f=d[0],p=d[1],m=d[2],h=d[3],g=new Int32Array(e),_=new Int32Array(g.length),v,y,b,x,S,C,w,T,E,D,O,k,A,j,M=this.networkToHostOrderSwap;for(;t<g.length;){for(E=M(g[t]),D=M(g[t+1]),O=M(g[t+2]),k=M(g[t+3]),S=E^i[0],C=k^i[1],w=O^i[2],T=D^i[3],A=4,j=1;j<r;j++)v=s[S>>>24]^c[C>>16&255]^l[w>>8&255]^u[T&255]^i[A],y=s[C>>>24]^c[w>>16&255]^l[T>>8&255]^u[S&255]^i[A+1],b=s[w>>>24]^c[T>>16&255]^l[S>>8&255]^u[C&255]^i[A+2],x=s[T>>>24]^c[S>>16&255]^l[C>>8&255]^u[w&255]^i[A+3],S=v,C=y,w=b,T=x,A+=4;v=a[S>>>24]<<24^a[C>>16&255]<<16^a[w>>8&255]<<8^a[T&255]^i[A],y=a[C>>>24]<<24^a[w>>16&255]<<16^a[T>>8&255]<<8^a[S&255]^i[A+1],b=a[w>>>24]<<24^a[T>>16&255]<<16^a[S>>8&255]<<8^a[C&255]^i[A+2],x=a[T>>>24]<<24^a[S>>16&255]<<16^a[C>>8&255]<<8^a[w&255]^i[A+3],_[t]=M(v^f),_[t+1]=M(x^p),_[t+2]=M(b^m),_[t+3]=M(y^h),f=E,p=D,m=O,h=k,t+=4}return _.buffer}},gi=class{constructor(e,t,n){this.subtle=void 0,this.key=void 0,this.aesMode=void 0,this.subtle=e,this.key=t,this.aesMode=n}expandKey(){let e=_i(this.aesMode);return this.subtle.importKey(`raw`,this.key,{name:e},!1,[`encrypt`,`decrypt`])}};function _i(e){switch(e){case fi.cbc:return`AES-CBC`;case fi.ctr:return`AES-CTR`;default:throw Error(`[FastAESKey] invalid aes mode ${e}`)}}var vi=16,yi=class{constructor(e,t){if(this.logEnabled=!0,this.decryptRange=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,t!==!0)try{let e=self.crypto;e&&(this.subtle=e.subtle||e.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(){let{currentResult:e,remainderData:t}=this;if(!e||t)return this.reset(),null;let n=new Uint8Array(e);this.reset();let r=this.decryptRange;return 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n!==e.length&&(t=e.slice(0,n),this.remainderData=e.slice(n)),t}logOnce(e){this.logEnabled&&=(W.log(`[decrypter]: ${e}`),!1)}},bi=2**17,xi=class{constructor(e){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=e}destroy(){this.loader&&=(this.loader.destroy(),null)}abort(){this.loader&&this.loader.abort()}load(e,t,n,r){let i=e.url;if(!i)return Promise.reject(new Ei({type:F.NETWORK_ERROR,details:I.FRAG_LOAD_ERROR,fatal:!1,frag:e,error:Error(`Fragment does not have a ${i?`part list`:`url`}`),networkDetails:null}));this.abort();let a=this.config,o=a.fLoader,s=a.loader;return new Promise((c,l)=>{if(this.loader&&this.loader.destroy(),e.gap){if(e.tagList.some(e=>e[0]===`GAP`)){l(wi(e));return}e.gap=!1}let u=this.loader=o?new o(a):new s(a),d=Si(e,null,t);e.loader=u;let f=Le(a.fragLoadPolicy.default),p={loadPolicy:f,timeout:f.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:e.sn===`initSegment`?1/0:bi};u.stats.retry=e.stats.retry,e.stats=u.stats;let 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0,this.dateRangeTagCount=0,this.live=!0,this.iframesOnly=!1,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}let t=this.lastPartSn-e.lastPartSn,n=this.lastPartIndex-e.lastPartIndex;this.updated=this.endSN!==e.endSN||!!n||!!t||!this.live,this.advanced=this.endSN>e.endSN||t>0||t===0&&n>0,this.misses=this.updated||this.advanced?0:e.misses+1}hasKey(e){return this.encryptedFragments.some(t=>{let n=t.decryptdata;return n||=(t.setKeyFormat(e.keyFormat),t.decryptdata),!!n&&e.matches(n)})}get hasProgramDateTime(){return this.fragments.length?P(this.fragments[this.fragments.length-1].programDateTime):!1}get levelTargetDuration(){return this.averagetargetduration||this.targetduration||Ui}get drift(){let 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(){let e=this.partList;if(e){let t=this.lastPartIndex;if(t!==-1){for(let n=e.length;n--;)if(e[n].index>t)return e[n].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){let e=this.partEnd-this.fragmentStart;return this.age>Math.max(e,this.totalduration)+this.levelTargetDuration}return!1}};function Gi(e,t){return e.length===t.length&&!e.some((e,n)=>e!==t[n])}function Ki(e,t){return!e&&!t?!0:!e||!t?!1:Gi(e,t)}function qi(e){return e===`AES-128`||e===`AES-256`||e===`AES-256-CTR`}function Ji(e){switch(e){case`AES-128`:case`AES-256`:return fi.cbc;case`AES-256-CTR`:return fi.ctr;default:throw Error(`invalid full segment method ${e}`)}}function Yi(e){return Uint8Array.from(unescape(encodeURIComponent(e)),e=>e.charCodeAt(0))}function Xi(e){let t=Yi(e).subarray(0,16),n=new Uint8Array(16);return n.set(t,16-t.length),n}function Zi(e){let t=function(e,t,n){let r=e[t];e[t]=e[n],e[n]=r};t(e,0,3),t(e,1,2),t(e,4,5),t(e,6,7)}function Qi(e){let t=e.split(`:`),n=null;if(t[0]===`data`&&t.length===2){let e=t[1].split(`;`),r=e[e.length-1].split(`,`);if(r.length===2){let t=r[0]===`base64`,i=r[1];t?(e.splice(-1,1),n=Lt(i)):n=Xi(i)}}return n}var $i=typeof self<`u`?self:void 0,X={CLEARKEY:`org.w3.clearkey`,FAIRPLAY:`com.apple.fps`,PLAYREADY:`com.microsoft.playready`,WIDEVINE:`com.widevine.alpha`},ea={CLEARKEY:`org.w3.clearkey`,FAIRPLAY:`com.apple.streamingkeydelivery`,PLAYREADY:`com.microsoft.playready`,WIDEVINE:`urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed`};function ta(e){switch(e){case ea.FAIRPLAY:return X.FAIRPLAY;case ea.PLAYREADY:return X.PLAYREADY;case ea.WIDEVINE:return X.WIDEVINE;case ea.CLEARKEY:return X.CLEARKEY}}var na={WIDEVINE:`edef8ba979d64acea3c827dcd51d21ed`};function ra(e){switch(e){case X.FAIRPLAY:return ea.FAIRPLAY;case X.PLAYREADY:return ea.PLAYREADY;case X.WIDEVINE:return ea.WIDEVINE;case X.CLEARKEY:return ea.CLEARKEY}}function ia(e){let{drmSystems:t,widevineLicenseUrl:n}=e,r=t?[X.FAIRPLAY,X.WIDEVINE,X.PLAYREADY,X.CLEARKEY].filter(e=>!!t[e]):[];return!r[X.WIDEVINE]&&n&&r.push(X.WIDEVINE),r}var aa=function(e){return $i!=null&&(e=$i.navigator)!=null&&e.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null}();function oa(e,t,n,r){let i;switch(e){case X.FAIRPLAY:i=[`cenc`,`sinf`];break;case X.WIDEVINE:case X.PLAYREADY:i=[`cenc`];break;case X.CLEARKEY:i=[`cenc`,`keyids`];break;default:throw Error(`Unknown key-system: ${e}`)}return sa(i,t,n,r)}function sa(e,t,n,r){return[{initDataTypes:e,persistentState:r.persistentState||`optional`,distinctiveIdentifier:r.distinctiveIdentifier||`optional`,sessionTypes:r.sessionTypes||[r.sessionType||`temporary`],audioCapabilities:t.map(e=>({contentType:`audio/mp4; codecs=${e}`,robustness:r.audioRobustness||``,encryptionScheme:r.audioEncryptionScheme||null})),videoCapabilities:n.map(e=>({contentType:`video/mp4; codecs=${e}`,robustness:r.videoRobustness||``,encryptionScheme:r.videoEncryptionScheme||null}))}]}function ca(e){var t;return!!e&&(e.sessionType===`persistent-license`||!!((t=e.sessionTypes)!=null&&t.some(e=>e===`persistent-license`)))}function la(e){let t=Rt(new Uint16Array(e.buffer,e.byteOffset,e.byteLength/2)),n=t.substring(t.indexOf(`<`),t.length),r=new DOMParser().parseFromString(n,`text/xml`).getElementsByTagName(`KID`)[0];if(r){let e=r.childNodes[0]?r.childNodes[0].nodeValue:r.getAttribute(`VALUE`);if(e){let t=Lt(e).subarray(0,16);return Zi(t),t}}return null}var ua={},da=class e{static clearKeyUriToKeyIdMap(){ua={}}static setKeyIdForUri(e,t){ua[e]=t}static addKeyIdForUri(e){let t=Object.keys(ua).length%(2**53-1),n=new Uint8Array(16);return new DataView(n.buffer,12,4).setUint32(0,t),ua[e]=n,n}constructor(e,t,n,r=[1],i=null,a){this.uri=void 0,this.method=void 0,this.keyFormat=void 0,this.keyFormatVersions=void 0,this.encrypted=void 0,this.isCommonEncryption=void 0,this.iv=null,this.key=null,this.keyId=null,this.pssh=null,this.scheme=void 0,this.method=e,this.uri=t,this.keyFormat=n,this.keyFormatVersions=r,this.iv=i,this.encrypted=e?e!==`NONE`:!1,this.isCommonEncryption=this.encrypted&&!qi(e),a!=null&&a.startsWith(`0x`)&&(this.keyId=new Uint8Array(It(a)))}matches(e){return e.uri===this.uri&&e.method===this.method&&e.encrypted===this.encrypted&&e.keyFormat===this.keyFormat&&Gi(e.keyFormatVersions,this.keyFormatVersions)&&Ki(e.iv,this.iv)&&Ki(e.keyId,this.keyId)}isSupported(){if(this.method){if(qi(this.method)||this.method===`NONE`)return!0;if(this.keyFormat===`identity`)return this.method===`SAMPLE-AES`;switch(this.keyFormat){case ea.FAIRPLAY:case ea.WIDEVINE:case ea.PLAYREADY:case ea.CLEARKEY:return[`SAMPLE-AES`,`SAMPLE-AES-CENC`,`SAMPLE-AES-CTR`].indexOf(this.method)!==-1}}return!1}getDecryptData(t,n){if(!this.encrypted||!this.uri)return null;if(qi(this.method)){let n=this.iv;return n||=(typeof t!=`number`&&(W.warn(`missing IV for initialization segment with method="${this.method}" - compliance issue`),t=0),ma(t)),new e(this.method,this.uri,`identity`,this.keyFormatVersions,n)}if(this.keyId){let t=ua[this.uri];if(t&&!Gi(this.keyId,t)&&e.setKeyIdForUri(this.uri,this.keyId),this.pssh)return this}let r=Qi(this.uri);if(r)switch(this.keyFormat){case ea.WIDEVINE:if(this.pssh=r,!this.keyId){let e=On(r.buffer).filter(e=>e.systemId===na.WIDEVINE);if(e.length){var i;let t=e[0];this.keyId=(i=t.kids)!=null&&i.length?t.kids[0]:null}}this.keyId||=pa(n);break;case ea.PLAYREADY:{let e=new Uint8Array([154,4,240,121,152,64,66,134,171,146,230,91,224,136,95,149]);this.pssh=Dn(e,null,r),this.keyId=la(r);break}default:{let e=r.subarray(0,16);if(e.length!==16){let t=new Uint8Array(16);t.set(e,16-e.length),e=t}this.keyId=e;break}}if(this.keyId?.byteLength!==16){let t;t=fa(n),t||(t=pa(n),t||=ua[this.uri]),t&&(this.keyId=t,e.setKeyIdForUri(this.uri,t))}return this}};function fa(e){let t=e?.[ea.WIDEVINE];return t?t.keyId:null}function pa(e){let t=e?.[ea.PLAYREADY];if(t){let e=Qi(t.uri);if(e)return la(e)}return null}function ma(e){let t=new Uint8Array(16);for(let n=12;n<16;n++)t[n]=e>>8*(15-n)&255;return t}var ha=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-(I-FRAME-STREAM-INF|SESSION-DATA|SESSION-KEY|DEFINE|CONTENT-STEERING|START):([^\r\n]*)(?:[\r\n]+|$)/g,ga=/#EXT-X-MEDIA:(.*)/g,_a=/^#EXT(?:INF|-X-TARGETDURATION):/m,va=new RegExp([`#EXTINF:\\s*(\\d*(?:\\.\\d+)?)(?:,(.*)\\s+)?`,`(?!#) *(\\S[^\\r\\n]*)`,`#.*`].join(`|`),`g`),ya=new RegExp([`#EXT-X-(PROGRAM-DATE-TIME|BYTERANGE|DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)`,`#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\\d+)`,`#EXT-X-(DISCONTINUITY|ENDLIST|GAP|INDEPENDENT-SEGMENTS|I-FRAMES-ONLY)`,`(#)([^:]*):(.*)`,`(#)(.*)(?:.*)\\r?\\n?`].join(`|`)),ba=class e{static findGroup(e,t){for(let n=0;n<e.length;n++){let r=e[n];if(r.id===t)return r}}static resolve(e,t){return _e.buildAbsoluteURL(t,e,{alwaysNormalize:!0})}static isMediaPlaylist(e){return _a.test(e)}static parseMasterPlaylist(t,n){let r={contentSteering:null,levels:[],iframeVariants:[],playlistParsingError:null,sessionData:null,sessionKeys:null,startTimeOffset:null,variableList:null,hasVariableRefs:Mi(t)},i=[];if(ha.lastIndex=0,!t.startsWith(`#EXTM3U`))return r.playlistParsingError=Error(`no EXTM3U delimiter`),r;let a;for(;(a=ha.exec(t))!=null;)if(a[1]){let e=xa(new Ri(a[1],r),a[2],n,r,i);e&&r.levels.push(e)}else if(a[3]){let t=a[3],o=a[4];switch(t){case`I-FRAME-STREAM-INF`:{let e=new Ri(o,r),t=xa(e,e.URI,n,r,i,!0);t&&r.iframeVariants.push(t)}break;case`SESSION-DATA`:{let e=new Ri(o,r),t=e[`DATA-ID`];t&&(r.sessionData===null&&(r.sessionData={}),r.sessionData[t]=e);break}case`SESSION-KEY`:{let e=wa(o,n,r);e.encrypted&&e.isSupported()?(r.sessionKeys===null&&(r.sessionKeys=[]),r.sessionKeys.push(e)):W.warn(`[Keys] Ignoring invalid EXT-X-SESSION-KEY tag: "${o}"`);break}case`DEFINE`:Pi(r,new Ri(o,r),n);break;case`CONTENT-STEERING`:{let t=new Ri(o,r);r.contentSteering={uri:e.resolve(t[`SERVER-URI`],n),pathwayId:t[`PATHWAY-ID`]||`.`};break}case`START`:r.startTimeOffset=Ta(o)}}return r.levels=i.length>0&&i.length<r.levels.length?i:r.levels,r.levels.length===0&&(r.playlistParsingError=Error(`no levels found in manifest`)),r}static parseMasterPlaylistMedia(t,n,r){let i,a={},o=r.levels,s={AUDIO:o.map(e=>({id:e.attrs.AUDIO,audioCodec:e.audioCodec})),SUBTITLES:o.map(e=>({id:e.attrs.SUBTITLES,textCodec:e.textCodec})),"CLOSED-CAPTIONS":[]},c=0;for(ga.lastIndex=0;(i=ga.exec(t))!==null;){let t=new Ri(i[1],r),o=t.TYPE;if(o){let r=s[o],i=a[o]||[];a[o]=i;let l=t.LANGUAGE,u=t[`ASSOC-LANGUAGE`],d=t.CHANNELS,f=t.CHARACTERISTICS,p=t[`INSTREAM-ID`],m={attrs:t,bitrate:0,id:c++,groupId:t[`GROUP-ID`]||``,name:t.NAME||l||``,type:o,default:t.bool(`DEFAULT`),autoselect:t.bool(`AUTOSELECT`),forced:t.bool(`FORCED`),lang:l,url:t.URI?e.resolve(t.URI,n):``};if(u&&(m.assocLang=u),d&&(m.channels=d),f&&(m.characteristics=f),p&&(m.instreamId=p),r!=null&&r.length){let t=e.findGroup(r,m.groupId)||r[0];Da(m,t,`audioCodec`),Da(m,t,`textCodec`)}i.push(m)}}return a}static parseLevelPlaylist(e,t,n,r,i,a){let o={url:t},s=new Wi(t),c=s.fragments,l=[],u=null,d=0,f=0,p=0,m=0,h=0,g=null,_=new Se(r,o),v,y,b,x=-1,S=!1,C=null,w;if(va.lastIndex=0,s.m3u8=e,s.hasVariableRefs=Mi(e),va.exec(e)?.[0]!==`#EXTM3U`)return s.playlistParsingError=Error(`Missing format identifier #EXTM3U`),s;for(;(v=va.exec(e))!==null;){S&&(S=!1,_=new Se(r,o),_.playlistOffset=p,_.setStart(p),_.sn=d,_.cc=m,h&&(_.bitrate=h),_.level=n,u&&(_.initSegment=u,u.rawProgramDateTime&&(_.rawProgramDateTime=u.rawProgramDateTime,u.rawProgramDateTime=null),C&&=(_.setByteRange(C),null)));let e=v[1];if(e){_.duration=parseFloat(e);let t=(` `+v[2]).slice(1);_.title=t||null,_.tagList.push(t?[`INF`,e,t]:[`INF`,e])}else if(v[3]){if(P(_.duration)){_.playlistOffset=p,_.setStart(p),b&&ja(_,b,s),_.sn=d,_.level=n,_.cc=m;let e=(` `+v[3]).slice(1);_.relurl=Ni(s,e),ka(_,g,l),g=_,p+=_.duration,d++,f=0;let t=_.byteRange;if(t.length===2&&(_.bitrate=(t[1]-t[0])*8/_.duration|0),s.iframesOnly&&t[0]&&u?.cc!==m){let e=new Se(r,o);e.relurl=_.relurl,e.setByteRange(`${Math.min(t[0],1316)}@0`),e.level=n,e.sn=`initSegment`,b&&(e.levelkeys=b,b.identity&&(e._decryptdata=b.identity.getDecryptData(0))),u=e,_.initSegment=u}c.push(_),S=!0}}else{if(v=v[0].match(ya),!v){W.warn(`No matches on slow regex match for level playlist!`);continue}for(y=1;y<v.length&&v[y]===void 0;y++);let e=(` `+v[y]).slice(1),i=(` `+v[y+1]).slice(1),l=v[y+2]?(` `+v[y+2]).slice(1):null;switch(e){case`BYTERANGE`:g?_.setByteRange(i,g):_.setByteRange(i);break;case`PROGRAM-DATE-TIME`:_.rawProgramDateTime=i,_.tagList.push([`PROGRAM-DATE-TIME`,i]),x===-1&&(x=c.length);break;case`PLAYLIST-TYPE`:s.type&&Ma(s,e,v),s.type=i.toUpperCase();break;case`MEDIA-SEQUENCE`:s.startSN===0?g!==null&&Na(s,e,v):Ma(s,e,v),s.startSN=parseInt(i),d=s.startSN+s.skippedSegments;break;case`SKIP`:{s.skippedSegments&&Ma(s,e,v);let t=new Ri(i,s),n=t.decimalInteger(`SKIPPED-SEGMENTS`);if(P(n)){s.skippedSegments+=n;for(let e=n;e--;)c.push(null);d+=n}let r=t.enumeratedString(`RECENTLY-REMOVED-DATERANGES`);r&&(s.recentlyRemovedDateranges=(s.recentlyRemovedDateranges||[]).concat(r.split(`	`)));break}case`TARGETDURATION`:s.targetduration!==0&&Ma(s,e,v),s.targetduration=Math.max(parseInt(i),1);break;case`VERSION`:s.version!==null&&Ma(s,e,v),s.version=parseInt(i);break;case`INDEPENDENT-SEGMENTS`:break;case`I-FRAMES-ONLY`:s.iframesOnly=!0;break;case`ENDLIST`:s.live||Ma(s,e,v),s.live=!1;break;case`#`:(i||l)&&_.tagList.push(l?[i,l]:[i]);break;case`DISCONTINUITY`:m++,_.tagList.push([`DIS`]);break;case`GAP`:_.gap=!0,_.tagList.push([e]);break;case`BITRATE`:_.tagList.push([e,i]),h=parseInt(i)*1e3,P(h)?_.bitrate=h:h=0;break;case`DATERANGE`:{let e=new Ri(i,s),t=new Hi(e,s.dateRanges[e.ID],s.dateRangeTagCount);s.dateRangeTagCount++,t.isValid||s.skippedSegments?s.dateRanges[t.id]=t:W.log(`Ignoring invalid DATERANGE tag: ${t.invalidReason}: ${i}`),_.tagList.push([`EXT-X-DATERANGE`,i]);break}case`DEFINE`:{let e=new Ri(i,s);`IMPORT`in e?Fi(s,e,a):Pi(s,e,t)}break;case`DISCONTINUITY-SEQUENCE`:s.startCC!==0&&Ma(s,e,v),s.startCC=m=parseInt(i),c.forEach(e=>e&&(e.cc=m));break;case`KEY`:{let e=wa(i,t,s);if(e.isSupported()){if(e.method===`NONE`){b=void 0;break}b||={};let t=b[e.keyFormat];t!=null&&t.matches(e)||(t&&(b=H({},b)),b[e.keyFormat]=e)}else W.warn(`[Keys] Ignoring unsupported EXT-X-KEY tag: "${i}"`);break}case`START`:s.startTimeOffset=Ta(i);break;case`MAP`:{let e=new Ri(i,s);if(_.duration){let t=new Se(r,o);Aa(t,e,n,b),u=t,_.initSegment=u,u.rawProgramDateTime&&!_.rawProgramDateTime&&(_.rawProgramDateTime=u.rawProgramDateTime)}else{let t=_.byteRangeEndOffset;if(t){let e=_.byteRangeStartOffset;C=`${t-e}@${e}`}else C=null;Aa(_,e,n,b),u=_,S=!0}u.cc=m;break}case`SERVER-CONTROL`:w&&Ma(s,e,v),w=new Ri(i),s.canBlockReload=w.bool(`CAN-BLOCK-RELOAD`),s.canSkipUntil=w.optionalFloat(`CAN-SKIP-UNTIL`,0),s.canSkipDateRanges=s.canSkipUntil>0&&w.bool(`CAN-SKIP-DATERANGES`),s.partHoldBack=w.optionalFloat(`PART-HOLD-BACK`,0),s.holdBack=w.optionalFloat(`HOLD-BACK`,0);break;case`PART-INF`:s.partTarget&&Ma(s,e,v),s.partTarget=new Ri(i).decimalFloatingPoint(`PART-TARGET`);break;case`PART`:{let e=s.partList;e||=s.partList=[];let t=f>0?e[e.length-1]:void 0,n=f++,r=new Ce(new Ri(i,s),_,o,n,t);e.push(r),_.duration+=r.duration;break}case`PRELOAD-HINT`:s.preloadHint=new Ri(i,s);break;case`RENDITION-REPORT`:{let e=new Ri(i,s);s.renditionReports=s.renditionReports||[],s.renditionReports.push(e);break}default:W.warn(`line parsed but not handled: ${v}`)}}}g&&!g.relurl?(c.pop(),p-=g.duration,s.partList&&(s.fragmentHint=g)):s.partList&&(ka(_,g,l),_.cc=m,s.fragmentHint=_,b&&ja(_,b,s)),s.targetduration||(s.playlistParsingError=Error(`Missing Target Duration`));let T=c.length,E=c[0],D=c[T-1];if(p+=s.skippedSegments*s.targetduration,p>0&&T&&D){s.averagetargetduration=p/T;let e=D.sn;s.endSN=e===`initSegment`?0:e,s.live||(D.endList=!0),x>0&&(Oa(c,x,x>T-1?_:null),E&&l.unshift(E))}return s.fragmentHint&&(p+=s.fragmentHint.duration),s.totalduration=p,l.length&&s.dateRangeTagCount&&E&&Sa(l,s),s.endCC=m,s}};function xa(e,t,n,r,i,a){var o;if(t===void 0)return null;let s=Ni(r,t),c={attrs:e,bitrate:e.decimalInteger(`BANDWIDTH`)||e.decimalInteger(`AVERAGE-BANDWIDTH`),name:e.NAME,url:ba.resolve(s,n)},l=e.decimalResolution(`RESOLUTION`);l&&(c.width=l.width,c.height=l.height),Ea(e.CODECS,c);let u=e[`SUPPLEMENTAL-CODECS`];return u&&(c.supplemental={},Ea(u,c.supplemental)),(o=c.unknownCodecs)!=null&&o.length||i.push(c),a&&(c.iframes=!0),c}function Sa(e,t){let n=e.length;if(!n){if(t.hasProgramDateTime){let r=t.fragments[t.fragments.length-1];e.push(r),n++}else return}let r=e[n-1],i=t.live?1/0:t.totalduration,a=Object.keys(t.dateRanges);for(let o=a.length;o--;){let s=t.dateRanges[a[o]],c=s.startDate.getTime();s.tagAnchor=r.ref;for(let r=n;r--&&!(e[r]?.sn<t.startSN);){let n=Ca(t,c,e,r,i);if(n){s.tagAnchor=n.ref;break}}}}function Ca(e,t,n,r,i){let a=n[r];if(a){let o=a.programDateTime;if((t>=o||r===0)&&t<=o+((n[r+1]?.start||i)-a.start)*1e3){let i=a.sn-e.startSN,o=e.fragments;if(i>=0&&i<o.length){if(o.length>n.length){let a=n[r+1]||o[o.length-1],s=Math.min(a.sn-e.startSN,o.length-1);for(let e=s;e>i;e--){let n=o[e].programDateTime;if(t>=n&&t<n+o[e].duration*1e3)return o[e]}}return o[i]}}}return null}function wa(e,t,n){let r=new Ri(e,n),i=r.METHOD??``,a=r.URI,o=r.hexadecimalInteger(`IV`),s=r.KEYFORMATVERSIONS,c=r.KEYFORMAT??`identity`;return a&&r.IV&&!o&&W.error(`Invalid IV: ${r.IV}`),new da(i,a?ba.resolve(a,t):``,c,(s||`1`).split(`/`).map(Number).filter(Number.isFinite),o,r.KEYID)}function Ta(e){let t=new Ri(e).decimalFloatingPoint(`TIME-OFFSET`);return P(t)?t:null}function Ea(e,t){let n=(e||``).split(/[ 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p=t.sn;if(!e||p<e.startSN||p>e.endSN)return 0;let m,h=p-e.startSN,g=e.fragments;for(g[h]=t,m=h;m>0;m--)Pa(g[m],g[m-1]);for(m=h;m<g.length-1;m++)Pa(g[m],g[m+1]);return e.fragmentHint&&Pa(g[g.length-1],e.fragmentHint),e.PTSKnown=e.alignedSliding=!0,f}function Ia(e,t,n){if(e===t)return;let r=null,i=e.fragments;for(let e=i.length-1;e>=0;e--){let t=i[e].initSegment;if(t){r=t;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;let a;za(e,t,(e,n,i,o)=>{if((!t.startCC||t.skippedSegments)&&n.cc!==e.cc){let r=e.cc-n.cc;for(let 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t=e.frag;if(this.fragContextChanged(t)){this.warn(`${t.type} sn: ${t.sn}${e.part?` part: `+e.part.index:``} of ${this.fragInfo(t,!1,e.part)} was dropped during download.`),this.fragmentTracker.removeFragment(t);return}let n=++t.stats.chunkCount;this.log(`load progress ${t.type} sn: ${t.sn}${e.part?` part: `+e.part.index:``} of ${this.fragInfo(t,!1,e.part)} chunk: ${n}`),this._handleFragmentLoadProgress(e)}).then(e=>{if(!e)return;let t=this.state,n=e.frag;if(this.fragContextChanged(n)){(t===$.FRAG_LOADING||!this.fragCurrent&&t===$.PARSING)&&(this.fragmentTracker.removeFragment(n),this.state=$.IDLE);return}`payload`in e&&(this.log(`Loaded ${n.type} sn: ${n.sn} of ${this.playlistLabel()} ${n.level} (bytes ${n.stats.loaded})`),this.hls.trigger(L.FRAG_LOADED,e)),this._handleFragmentLoadComplete(e)}).catch(t=>{this.state!==$.STOPPED&&this.state!==$.ERROR&&(this.log(`Frag error ${e.type} sn:${e.sn} cc:${e.cc}: ${t?.message||t}`),this.resetFragmentLoading(e))})}clearTrackerIfNeeded(e){let{fragmentTracker:t}=this;if(t.getState(e)===si.APPENDING){let n=e.type,r=this.getFwdBufferInfo(this.mediaBuffer,n),i=Math.max(e.duration,r?r.len:this.config.maxBufferLength),a=this.backtrackFragment;((a?e.sn-a.sn:0)===1||this.reduceMaxBufferLength(i,e.duration))&&t.removeFragment(e)}else this.mediaBuffer?.buffered.length===0?t.removeAllFragments():t.hasParts(e.type)&&(t.detectPartialFragments({frag:e,part:null,stats:e.stats,id:e.type}),t.getState(e)===si.PARTIAL&&t.removeFragment(e))}checkLiveUpdate(e){if(e.updated&&!e.live){let t=this.fragmentTracker,n=e.fragments[e.fragments.length-1];if(n.endList&&!t.isEndListAppended(this.playlistType)){let e=t.getPartialFragment(n.end);e&&(t.removeFragment(e),t.fragBuffered(n,!0))}t.detectPartialFragments({frag:n,part:null,stats:n.stats,id:n.type})}e.fragments[0]||(e.deltaUpdateFailed=!0)}waitForLive(e){let t=e.details;return t?.live&&t.type!==`EVENT`&&(this.levelLastLoaded!==e||t.expired)}flushMainBuffer(e,t,n=null){if(!(e-t))return;let r={startOffset:e,endOffset:t,type:n};this.hls.trigger(L.BUFFER_FLUSHING,r)}_loadInitSegment(e){let{hls:t}=this;return this.initFragmentLoader.abort(),t.trigger(L.FRAG_LOADING,{frag:e,targetBufferTime:0}),this.initFragmentLoader.load(e).then(e=>{let t=e.frag;if(!this.levels||!xe(t,this.fragCurrent?.initSegment))throw new Ei({type:F.NETWORK_ERROR,details:I.INTERNAL_ABORTED,error:Error(`init load aborted`),fatal:!1,frag:t,networkDetails:null});return e}).then(e=>{let{frag:n,payload:r}=e,i=n.decryptdata;if(r&&r.byteLength>0&&i!=null&&i.key&&i.iv&&qi(i.method)){let a=self.performance.now(),{decryptRange:o}=Ci(n,null,this.iframesOnly);return this.decrypter.decrypt(new Uint8Array(r),i.key.buffer,i.iv.buffer,Ji(i.method),o).catch(e=>{throw t.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.FRAG_DECRYPT_ERROR,fatal:!1,error:e,reason:e.message,frag:n}),this.fragmentLoader.abort(),e}).then(r=>{let i=self.performance.now();return t.trigger(L.FRAG_DECRYPTED,{frag:n,part:null,payload:r,stats:{tstart:a,tdecrypt:i}}),e.payload=r,this.completeInitSegmentLoad(e)})}return this.completeInitSegmentLoad(e)})}completeInitSegmentLoad(e){let t=e.frag.stats;e.frag.data=new Uint8Array(e.payload),t.parsing.start=t.buffering.start=self.performance.now(),t.parsing.end=t.buffering.end=self.performance.now()}loadInitSegmentIfNeeded(e){let{initSegment:t}=e;if(!this.bitrateTest&&V(e)&&t&&!t.data){var n;return(t.encrypted&&!((n=t.decryptdata)!=null&&n.key)?this.keyLoader.load(t).then(()=>this._loadInitSegment(t)):this._loadInitSegment(t)).catch(t=>{throw this.state===$.STOPPED||this.state===$.ERROR?t:(`data`in t&&(t.data.frag=e,this.fragmentLoader.abort(),this.handleFragLoadError(t)),this.resetFragmentLoading(e),t)})}}unhandledEncryptionError(e,t){var n,r;let i=e.tracks;if(i&&!t.encrypted&&((n=i.audio)!=null&&n.encrypted||(r=i.video)!=null&&r.encrypted)&&(!this.config.emeEnabled||!this.keyLoader.emeController)){let e=this.media,n=Error(`Encrypted track with no key in ${this.fragInfo(t)} (media ${e?`attached mediaKeys: `+e.mediaKeys:`detached`})`);return this.warn(n.message),!e||e.mediaKeys?!1:(this.hls.trigger(L.ERROR,{type:F.KEY_SYSTEM_ERROR,details:I.KEY_SYSTEM_NO_KEYS,fatal:!1,error:n,frag:t}),this.resetTransmuxer(),!0)}return!1}fragContextChanged(e){let{fragCurrent:t}=this;return!e||!xe(e,t)}fragBufferedComplete(e,t){let n=this.mediaBuffer?this.mediaBuffer:this.media;if(this.log(`Buffered ${e.type} sn: ${e.sn}${t?` part: `+t.index:``} of ${this.fragInfo(e,!1,t)} > buffer:${n?ro(Y.getBuffered(n)):`(detached)`})`),V(e)){if(e.type!==z.SUBTITLE){let t=e.elementaryStreams;if(!Object.keys(t).some(e=>!!t[e])){this.state=$.IDLE;return}}let n=this.levels?.[e.level];n!=null&&n.fragmentError&&(t||this.fragmentTracker.getState(e)!==si.PARTIAL)&&(this.log(`Resetting level fragment error count of ${n.fragmentError} on frag buffered`),n.fragmentError=0,e.stats.retry=0)}this.state=$.IDLE}_handleFragmentLoadComplete(e){let{transmuxer:t}=this;if(!t)return;let n=e.frag,{part:r,partsLoaded:i}=e,a=!i||i.length===0||i.some(e=>!e),{decryptRange:o}=Ci(n,r),s=new Oi(n.level,n.sn,n.stats.chunkCount+1,0,r?r.index:-1,!a,n.duration,this.iframesOnly,o);this.log(`load complete ${n.type} sn: ${n.sn}${r?` part: `+r.index:``} of ${this.fragInfo(n,!1,r)}`),t.flush(s)}_handleFragmentLoadProgress(e){}loadKeyFor(e,t,n){var r;let i=null;return e.encrypted&&!((r=e.decryptdata)!=null&&r.key)?(this.log(`Loading key for ${e.sn} of [${t.startSN}-${t.endSN}], ${this.playlistLabel()} ${e.level}`),this.state=$.KEY_LOADING,i=this.keyLoader.load(e,n).then(e=>{if(!this.fragContextChanged(e.frag))return this.hls.trigger(L.KEY_LOADED,e),this.state===$.KEY_LOADING&&(this.state=$.IDLE),e}),this.hls.trigger(L.KEY_LOADING,{frag:e})):e.encrypted||(i=this.keyLoader.loadClear(e,t.encryptedFragments,this.startFragRequested),i&&this.log(`[eme] blocking frag sn: ${e.sn} load until media-keys acquired`)),i}_doFragLoad(e,t,n=null,r){this.fragCurrent=e;let i=t.details;if(!this.levels||!i)throw Error(`frag load aborted, missing level${i?``:` detail`}s`);let a=this.fragPrevious;if(!be(e,a)){let n=this.shouldLoadParts(t.details,e.end);n!==this.loadingParts&&(this.log(`LL-Part loading ${n?`ON`:`OFF`} loading sn ${a?.sn}->${e.sn}`),this.loadingParts=n)}if(n=Math.max(e.start,n||0),this.loadingParts){let o=i.partList;if(o&&r){n>i.fragmentEnd&&i.fragmentHint&&(e=i.fragmentHint);let s=this.getNextPart(o,e,n);if(s>-1){let c=o[s];if(e=this.fragCurrent=c.fragment,!be(e,a)&&!this.shouldLoadParts(t.details,e.end))return this.log(`LL-Part loading OFF @${this.playhead} next part: ${this.fragInfo(e,!1,c)}`),this.loadingParts=!1,Promise.resolve(null);if(!this.filterReplacedPrimary(c,t.details))return Promise.resolve(null);let l=this.loadKeyFor(e,i);if(this.fragContextChanged(e))return Promise.resolve(null);this.log(`Loading ${e.type} sn: ${e.sn} part: ${c.index} (${s}/${o.length-1}) of ${this.fragInfo(e,!1,c)} cc: ${e.cc} [${i.startSN}-${i.endSN}], target: ${n}${c.byteRange.length?` range:${c.byteRange.join(`-`)}`:``}`),this.nextLoadPosition=c.start+c.duration,this.state=$.FRAG_LOADING;let u,d=this.loadInitSegmentIfNeeded(e);if(l||d){let n=!!l;u=Promise.all([l,d]).then(([i])=>n&&(!i||this.fragContextChanged(i.frag))?null:this.doFragPartsLoad(e,c,t,r)).catch(e=>this.handleFragLoadError(e))}else u=this.doFragPartsLoad(e,c,t,r).catch(e=>this.handleFragLoadError(e));return this.hls.trigger(L.FRAG_LOADING,{frag:e,part:c,targetBufferTime:n}),this.fragCurrent===null?Promise.reject(Error(`frag load aborted, context changed in FRAG_LOADING parts`)):u}if(!e.url||this.loadedEndOfParts(o,n))return Promise.resolve(null)}}if(this.loadingParts)this.log(`LL-Part loading OFF after next part miss @${n} Check buffer at sn: ${e.sn} loaded parts: ${i.partList?.filter(e=>e.loaded).map(e=>`[${e.start}-${e.end}]`)}`),this.loadingParts=!1;else if(!e.url)return Promise.resolve(null);if(!this.filterReplacedPrimary(e,t.details))return Promise.resolve(null);let o=this.loadInitSegmentIfNeeded(e),s=this.loadKeyFor(e,i,o);if(this.fragContextChanged(e))return this.log(`Context changed in KEY_LOADING sn: ${e.sn} ${e.relurl} > ${this.fragCurrent?.relurl}`),o?.catch(()=>null),s?.catch(()=>null),Promise.resolve(null);this.log(`Loading ${e.type} sn: ${e.sn} of ${this.fragInfo(e,!1)} cc: ${e.cc} ${`[`+i.startSN+`-`+i.endSN+`]`}, target: ${n}${e.byteRange.length?` range:${e.byteRange.join(`-`)}`:``}`),P(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=$.FRAG_LOADING;let c=this.config.progressive&&e.type!==z.SUBTITLE,l;return l=c&&s?s.then(t=>!t||this.fragContextChanged(t.frag)?null:this.fragmentLoader.load(e,this.iframesOnly,r,o)).catch(e=>this.handleFragLoadError(e)):Promise.all([this.fragmentLoader.load(e,this.iframesOnly,c?r:void 0,c?o:void 0),s,o]).then(([e])=>(!c&&r&&r(e),e)).catch(e=>this.handleFragLoadError(e)),this.hls.trigger(L.FRAG_LOADING,{frag:e,targetBufferTime:n}),this.fragCurrent===null?Promise.reject(Error(`frag load aborted, context changed in FRAG_LOADING`)):Promise.all([l,o]).then(([e])=>e)}doFragPartsLoad(e,t,n,r){return new Promise((i,a)=>{let o=[],s=n.details?.partList,c=t=>{this.fragmentLoader.loadPart(e,t,r).then(r=>{o[t.index]=r;let a=r.part;this.hls.trigger(L.FRAG_LOADED,r);let l=Ga(n.details,e.sn,t.index+1)||Ka(s,e.sn,t.index+1);if(l)c(l);else return i({frag:e,part:a,partsLoaded:o})}).catch(a)};c(t)})}handleFragLoadError(e){if(`data`in e){let t=e.data;t.frag&&t.details===I.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):t.frag&&t.type===F.KEY_SYSTEM_ERROR&&!t.fatal&&(t.frag.abortRequests(),this.resetStartWhenNotLoaded(),this.resetFragmentLoading(t.frag)),this.hls.trigger(L.ERROR,t)}else this.hls.trigger(L.ERROR,{type:F.OTHER_ERROR,details:I.INTERNAL_EXCEPTION,err:e,error:e,fatal:!0});return null}_handleTransmuxerFlush(e){let t=this.getCurrentContext(e);if(!t||this.state!==$.PARSING){!this.fragCurrent&&this.state!==$.STOPPED&&this.state!==$.ERROR&&(this.state=$.IDLE);return}let{frag:n,part:r,level:i}=t,a=self.performance.now();n.stats.parsing.end=a,r&&(r.stats.parsing.end=a);let o=this.getLevelDetails(),s=o&&n.sn>o.endSN||this.shouldLoadParts(o,n.end);s!==this.loadingParts&&(this.log(`LL-Part loading ${s?`ON`:`OFF`} after parsing segment ending @${n.end}`),this.loadingParts=s),this.updateLevelTiming(n,r,i,e)}shouldLoadParts(e,t){if(this.config.lowLatencyMode){if(!e)return this.loadingParts;if(e.partList&&!this.iframesOnly){let n=e.partList[0];if(t>=n.end+(e.fragmentHint?.duration||0)&&this.playhead>n.start-n.fragment.duration)return!0}}return!1}getCurrentContext(e){let{levels:t,fragCurrent:n}=this,{level:r,sn:i,part:a}=e;if(!(t!=null&&t[r]))return this.warn(`Levels object was unset while buffering fragment ${i} of ${this.playlistLabel()} ${r}. The current chunk will not be buffered.`),null;let o=t[r],s=o.details,c=a>-1?Ga(s,i,a):null,l=c?c.fragment:Wa(s,i,n);return l?(n&&n!==l&&(l.stats=n.stats),{frag:l,part:c,level:o}):null}bufferFragmentData(e,t,n,r,i){if(this.state!==$.PARSING)return;V(t)&&!this.fragContextChanged(t)&&(this.fragPrevious=t);let{data1:a,data2:o}=e,s=a;if(o&&(s=yn(a,o)),!s.length)return;let c=this.initPTS[t.cc],l=c?-c.baseTime/c.timescale:void 0,u={type:e.type,frag:t,part:n,chunkMeta:r,offset:l,parent:t.type,data:s};if(this.hls.trigger(L.BUFFER_APPENDING,u),e.dropped&&e.independent&&!n){if(i)return;this.flushBufferGap(t)}}flushBufferGap(e){let t=this.media;if(!t)return;if(!Y.isBuffered(t,t.currentTime)){this.flushMainBuffer(0,e.start);return}let n=t.currentTime,r=Y.bufferInfo(t,n,0),i=e.duration,a=Math.min(this.config.maxFragLookUpTolerance*2,i*.25),o=Math.max(Math.min(e.start-a,r.end-a),n+a);e.start-o>a&&this.flushMainBuffer(o,e.start)}getFwdBufferInfo(e,t){var n;let r=this.playhead,i=this.lastCurrentTime>r||(n=this.media)!=null&&n.paused?0:this.config.maxBufferHole;return this.getFwdBufferInfoAtPos(e,r,t,i)}getFwdBufferInfoAtPos(e,t,n,r){let i=Y.bufferInfo(e,t,r);if(i.len===0&&i.nextStart!==void 0){let a=this.fragmentTracker.getBufferedFrag(t,n);if(a&&(i.nextStart<=a.end||a.gap)){let n=Math.max(Math.min(i.nextStart,a.end)-t,r);return Y.bufferInfo(e,t,n)}}return i}getMaxBufferLength(e){let{config:t}=this,n;return n=e?Math.max(8*t.maxBufferSize/e,t.maxBufferLength):t.maxBufferLength,Math.min(n,t.maxMaxBufferLength)}exceedsMaxBuffer(e,t,n){let r=e.nextStart;if(r&&n.start>r){let r=e.buffered;if(r){let i=e.len,a=e.bufferedIndex;for(let e=r.length-1;e>a;e--)r[e].start<n.start&&(i+=r[e].end-r[e].start);return i>=t}}return!1}reduceMaxBufferLength(e,t){let n=this.config,r=Math.max(Math.min(e-t,n.maxBufferLength),t/2),i=Math.max(e-t*3,n.maxMaxBufferLength/2,r);return i>=r&&(n.maxMaxBufferLength=i,this.warn(`Reduce max buffer length to ${i}s`),!0)}getAppendedFrag(e){let t=this.fragmentTracker?this.fragmentTracker.getAppendedFrag(e,this.playlistType):null;return t&&`fragment`in t?t.fragment:t}getNextFragment(e,t){let n=t.fragments,r=n.length;if(!r)return null;let{config:i}=this,a=t.fragmentStart,o=i.lowLatencyMode&&!!t.partList,s=null;if(t.live){let n=i.initialLiveManifestSize;if(r<n)return this.warn(`Not enough fragments to start playback (have: ${r}, need: ${n})`),null;if(!this.startFragRequested&&o&&!this.loadingParts&&(this.log(`LL-Part loading ON for initial live fragment`),this.loadingParts=!0),!t.PTSKnown&&!this.startFragRequested&&this.startPosition===-1||e<a){s=this.getInitialLiveFragment(t);let n=this.config.startPosition,r=this.hls.startPosition,i=this.hls.liveSyncPosition,o=s?.start||0,c,l;if(r!==-1&&r>=a?(c=r,l=r===n?`config`:`next load start`):i?(c=i,l=`live edge`):(c=e,l=`buffer pos`),c<o&&(c=o,l=`live frag start`),c<a&&(c=a,l=`playlist start`),this.startPosition!=c||this.nextLoadPosition!=c){let u=t.live&&!this.filterReplacedPrimary(s,t)?-1:c;this.log(`Setting startPosition to ${u} next load ${c} ${r===-1?``:`(from ${n}) `}based on ${l}. live edge: ${i} live frag start: ${o} playlist start: ${a} buffer pos: ${e}`),this.startPosition=u,this.nextLoadPosition=c}}}else e<=a&&(s=n[0]);if(!s){let n=this.loadingParts?t.partEnd:t.fragmentEnd;s=this.getFragmentAtPosition(e,n,t)}let c=this.filterReplacedPrimary(s,t);return!c&&s&&(c=ei(t,s.sn),c&&(this.nextLoadPosition=c.start)),c}isLoopLoading(e,t){if(this.nextLoadPosition<=t)return!1;let n=this.fragmentTracker.getState(e);return!!(n===si.OK||n===si.PARTIAL&&(e.gap||e.stats.retry>1))}getNextFragmentLoopLoading(e,t,n,r,i){let a=null;if(e.gap&&(a=this.getNextFragment(this.nextLoadPosition,t),a&&!a.gap&&n.nextStart)){let e=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,n.nextStart,r,0);if(e!==null&&n.len+e.len>=i){let e=a.sn;return this.loopSn!==e&&(this.log(`buffer full after gaps in "${r}" playlist starting at sn: ${e}`),this.loopSn=e),null}}return this.loopSn=void 0,a}get primaryPrefetch(){if(oo(this.config)){var e;if((e=this.hls.interstitialsManager)!=null&&(e=e.playingItem)!=null&&e.event)return!0}return!1}filterReplacedPrimary(e,t){if(!e)return e;if(oo(this.config)&&(`type`in e?e:e.fragment).type!==z.SUBTITLE){let n=this.hls.interstitialsManager,r=n?.bufferingItem;if(r){let n=r.event;if(n){if(!n.appendInPlace&&(Math.abs(e.start-r.start)>1||r.start===0))return null}else if(e.end<=r.start&&t?.live===!1||e.start>=r.end&&r.nextEvent&&(r.nextEvent.appendInPlace&&!r.nextEvent.hasPlayed||e.start-r.end>1))return null}if(ao(e,n?.playerQueue,this.playhead))return null}return e}getNextPart(e,t,n){let r=-1,i=!1,a=!0;for(let o=0,s=e.length;o<s;o++){let s=e[o];if(a&&=!s.independent,r>-1&&n<s.start)break;let c=s.loaded||s.gap;c?r=-1:(i||(s.independent||a)&&s.fragment===t)&&(r=o),i=c&&!s.gap}let o=e[r];return o&&o.fragment!==t&&this.log(`Need buffer at ${n} but next unloaded part starts at ${o.start} (sn: ${t.sn} -> ${o.fragment.sn})`),r}loadedEndOfParts(e,t){let n;for(let r=e.length;r--;){if(n=e[r],!n.loaded)return!1;if(t>n.start)return!0}return!1}getInitialLiveFragment(e){let t=e.fragments,n=this.fragPrevious,r=null;if(n){if(e.hasProgramDateTime&&(r=Jr(t,n.endProgramDateTime,this.config.maxFragLookUpTolerance),r&&this.log(`Live playlist, switching playlist, load frag with same PDT: ${n.programDateTime}`)),!r){let i=n.sn+1;if(i>=e.startSN&&i<=e.endSN){let a=t[i-e.startSN];n.cc===a.cc&&(r=a,this.log(`Live playlist, switching playlist, load frag with next SN: ${r.sn}`))}r||(r=$r(e,n.cc,n.end),r&&this.log(`Live playlist, switching playlist, load frag with same CC: ${r.sn}`))}}else{let t=this.hls.liveSyncPosition;t!==null&&(r=this.getFragmentAtPosition(t,this.bitrateTest?e.fragmentEnd:e.edge,e))}return r}getFragmentAtPosition(e,t,n){let{config:r}=this,{fragPrevious:i}=this,{fragments:a,endSN:o}=n,{fragmentHint:s}=n,{maxFragLookUpTolerance:c}=r,l=n.partList,u=!!(this.loadingParts&&l!=null&&l.length&&s);u&&!this.bitrateTest&&l[l.length-1].fragment.sn===s.sn&&(a=a.concat(s),o=s.sn),i&&this.fragmentTracker.getState(i)===si.NOT_LOADED&&(i=null);let d;if(e<t){var f;let n=e<this.lastCurrentTime||e>t-c||(f=this.media)!=null&&f.paused||!this.startFragRequested?0:c;d=Yr(i,a,e,n)}else d=a[a.length-1];if(d){let e=d.sn-n.startSN,t=this.fragmentTracker.getState(d);if((t===si.OK||t===si.PARTIAL&&d.gap)&&(i=d),be(d,i)&&(!u||l[0].fragment.sn>d.sn||!n.live)){let t=a[e+1];d=d.sn<o&&this.fragmentTracker.getState(t)!==si.OK?t:null}}return d}alignPlaylists(e,t,n){let r=e.fragments.length;if(!r)return this.warn(`No fragments in live playlist`),0;let i=e.fragmentStart,a=!t,o=e.alignedSliding&&P(i);if(a||!o&&!i){eo(n,e,this);let i=e.fragmentStart;return this.log(`Live playlist sliding: ${i} start-sn: ${t?t.startSN:`na`}->${e.startSN} fragments: ${r}`),i}return i}waitForCdnTuneIn(e){return e.live&&e.canBlockReload&&e.partTarget&&e.tuneInGoal>Math.max(e.partHoldBack,e.partTarget*3)}setStartPosition(e,t){let n=this.startPosition;n<t&&(n=-1);let r=this.timelineOffset;if(n===-1){let i=this.startTimeOffset!==null,a=i?this.startTimeOffset:e.startTimeOffset;if(a!==null&&P(a))n=t+a,a<0&&(n+=e.edge),n=Math.min(Math.max(t,n),t+e.totalduration),this.log(`Setting startPosition to ${n} for start time offset ${a} found in ${i?`multivariant`:`media`} playlist`),this.startPosition=n;else if(e.live){let e=this.hls.liveSyncPosition;n=e||t,this.log(`Setting startPosition to -1 to start at ${e?`live edge`:`playlist start`} ${n}`),this.startPosition=-1}else this.log(`setting startPosition to 0 by default`),this.startPosition=n=0;this.lastCurrentTime=n+r}this.nextLoadPosition=n+r}getLoadPosition(){var e;let{media:t}=this,n=0;return(e=this.hls)!=null&&e.hasEnoughToStart&&t&&!this.iframesOnly?n=t.currentTime:this.nextLoadPosition>=0&&(n=this.nextLoadPosition),n}get playhead(){var e;if((e=this.hls)!=null&&e.hasEnoughToStart){let e=this.media?.currentTime;return P(e)?e:this.lastCurrentTime}return this.getLoadPosition()}get iframesOnly(){if(this.playlistType!==z.MAIN)return!1;let e=this.getLevelDetails();return e?e.iframesOnly:this.levelLastLoaded?.iframes}handleFragLoadAborted(e,t){this.transmuxer&&e.type===this.playlistType&&V(e)&&e.stats.aborted&&(this.log(`Fragment ${e.sn}${t?` part `+t.index:``} of ${this.playlistLabel()} ${e.level} was aborted`),this.resetFragmentLoading(e))}resetFragmentLoading(e){(!this.fragCurrent||!this.fragContextChanged(e)&&this.state!==$.FRAG_LOADING_WAITING_RETRY)&&(this.state=$.IDLE)}onFragmentOrKeyLoadError(e,t){if(t.chunkMeta&&!t.frag){let e=this.getCurrentContext(t.chunkMeta);e&&(t.frag=e.frag)}let{frag:n,part:r}=t;if(!n||!this.levels||n.type!==e)return;if(this.fragContextChanged(n)){this.warn(`Frag load error must match current frag to retry ${n.relurl} > ${this.fragCurrent?.relurl}`);return}let i=t.details===I.FRAG_GAP;i&&this.fragmentTracker.addAsGap(n);let a=t.errorAction;if(!a){this.state=$.ERROR;return}let{action:o,flags:s,retryCount:c=0,retryConfig:l}=a,u=!!l,d=u&&o===ti.RetryRequest,f=u&&!a.resolved&&s&ni.MoveAllAlternatesMatchingHost,p=this.hls.latestLevelDetails,m=p?.live;if(!d&&f&&V(n)&&m&&n.sn<p.endSN&&!Pe(t))this.resetFragmentErrors(e),r?r.gap=!0:this.treatAsGap(n),a.resolved=!0;else if((d||f)&&c<l.maxNumRetry){let r=Be(t.response?.code),i=Ie(l,c);if(this.resetStartWhenNotLoaded(),this.retryDate=self.performance.now()+i,this.state=$.FRAG_LOADING_WAITING_RETRY,a.resolved=!0,r){this.log(`Waiting for connection (offline)`),this.retryDate=1/0,t.reason=`offline`;return}this.warn(`Fragment ${n.sn} of ${e} 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0),t&&(this.fragmentTracker.removeFragment(t),this.nextLoadPosition=t.start),this.resetLoadingState(),a}return!1}resetFragmentErrors(e){e===z.AUDIO&&(this.fragCurrent=null),this.hls.hasEnoughToStart||(this.startFragRequested=!1),this.state!==$.STOPPED&&(this.state=$.IDLE)}afterBufferFlushed(e,t){if(!e)return;let n=Y.getBuffered(e);this.fragmentTracker.detectEvictedFragments(t,n,this.playlistType),this.state===$.ENDED&&this.resetLoadingState()}resetLoadingState(){this.log(`Reset loading state`),this.fragCurrent=null,this.fragPrevious=null,this.state!==$.STOPPED&&(this.state=$.IDLE)}resetStartWhenNotLoaded(){if(!this.hls.hasEnoughToStart){this.startFragRequested=!1;let e=this.getLevelDetails();e!=null&&e.live?(this.log(`resetting startPosition for live start`),this.startPosition=-1,this.setStartPosition(e,e.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,n,r){let i=n.details;if(!i){this.warn(`level.details undefined`);return}if(this.log(`update level timing ${e.type} sn: ${e.sn}${t?` part: `+t.index:``} of ${this.fragInfo(e,!1,t)}`),!Object.keys(e.elementaryStreams).reduce((t,a)=>{let o=e.elementaryStreams[a];if(o){let s=o.endPTS-o.startPTS;if(s<=0)return this.warn(`Could not parse fragment ${e.sn} ${a} duration reliably (${s})`),t||!1;let c=r.partial?0:Fa(i,e,o.startPTS,o.endPTS,o.startDTS,o.endDTS,this.iframesOnly,this);return this.hls.trigger(L.LEVEL_PTS_UPDATED,{details:i,level:n,drift:c,type:a,frag:e,start:o.startPTS,end:o.endPTS}),!0}return t},!1)){let r=this.transmuxer?.error===null,i=this.transmuxer?.error!=null,a=(this.levels?.length??0)>1;if((n.fragmentError===0||r&&(n.fragmentError<2||e.endList)||i&&a)&&this.treatAsGap(e,n),r){let r=Error(`Found no media in ${this.playlistLabel()} ${e.level} ${t?`part: ${t.index} of `:``}sn: ${e.sn} at playlist time: ${e.start}. 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n=t.loading.first>0,r=(t.total-t.loaded)/(this.hls.bandwidthEstimate||this.hls.config.abrEwmaDefaultEstimate);return n&&r<=.15}recoverWorkerError(e){e.event===`demuxerWorker`&&(this.fragmentTracker.removeAllFragments(),this.transmuxer&&=(this.transmuxer.destroy(),null),this.resetStartWhenNotLoaded(),this.resetLoadingState())}set state(e){let t=this._state;t!==e&&(this._state=e,this.log(`${t}->${e}`))}get state(){return this._state}calculateOptimalSwitchPoint(e,t){let n=0,{hls:r,media:i,config:a,levels:o,playlistType:s}=this,c=this.getLevelDetails();if(i&&!i.paused&&o){let t=s===z.AUDIO?hr(e.audioCodec,128e3):e.maxBitrate,i=1+r.ttfbEstimate/1e3,o=r.bandwidthEstimate*a.abrBandWidthUpFactor;n=i+t*(c&&(this.loadingParts?c.partTarget:c.averagetargetduration)||this.fragCurrent?.duration||6)/o,e.details||(n+=i)}let l=this.playhead,u=!(c!=null&&c.live)||t.end-l>n*1.5;return{fetchdelay:n,okToFlushForwardBuffer:u}}scheduleTrackSwitch(e,t,n){let{media:r,playlistType:i}=this;if(!r||!e)return;let a=n?this.getBufferedFrag(this.playhead+t):null;if(a){let e=this.followingBufferedFrag(a);if(e){this.abortCurrentFrag();let t=e.maxStartPTS?e.maxStartPTS:e.start,n=e.duration,r=Math.max(a.end,t+Math.min(Math.max(n-this.config.maxFragLookUpTolerance,n*(this.couldBacktrack?.5:.125)),n*(this.couldBacktrack?.75:.25)));if((this.getLevelDetails()?.fragmentStart||0)>r)return;let o=i===z.MAIN?null:`audio`;this.flushMainBuffer(r,1/0,o),this.cleanupBackBuffer()}}}cleanupBackBuffer(){let{media:e,playlistType:t}=this;if(!e)return;let n=this.getAppendedFrag(this.playhead);if(n&&n.start>1){let e=t===z.AUDIO;this.flushMainBuffer(0,n.start-+!e,e?`audio`:null)}}getBufferedFrag(e){return this.fragmentTracker.getBufferedFrag(e,this.playlistType)}followingBufferedFrag(e){return e?this.getBufferedFrag(e.end+.5):null}abortCurrentFrag(){let e=this.fragCurrent;switch(this.fragCurrent=null,e&&(e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.state){case $.KEY_LOADING:case $.FRAG_LOADING:case 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n=gt(e,0),r=n?n.length:0,i,a=this._audioTrack,o=this._id3Track,s=n?Pt(n):void 0,c=e.length;for((this.basePTS===null||this.frameIndex===0&&P(s))&&(this.basePTS=Fo(s,t,this.initPTS),this.lastPTS=this.basePTS),this.lastPTS===null&&(this.lastPTS=this.basePTS),n&&n.length>0&&o.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:n,type:Mo.audioId3,duration:1/0});r<c;){if(this.canParse(e,r)){let t=this.appendFrame(a,e,r);t?(this.frameIndex++,this.lastPTS=t.sample.pts,r+=t.length,i=r):r=c}else mt(e,r)?(n=gt(e,r),o.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:n,type:Mo.audioId3,duration:1/0}),r+=n.length,i=r):r++;if(r===c&&i!==c){let t=e.slice(i);this.cachedData=this.cachedData?yn(this.cachedData,t):t}}return{audioTrack:a,videoTrack:No(),id3Track:o,textTrack:No()}}demuxSampleAes(e,t,n){return Promise.reject(Error(`[${this}] This demuxer does not support Sample-AES decryption`))}flush(e){let t=this.cachedData;return t&&(this.cachedData=null,this.demux(t,0)),{audioTrack:this._audioTrack,videoTrack:No(),id3Track:this._id3Track,textTrack:No()}}destroy(){this.cachedData=null,this._audioTrack=this._id3Track=void 0}},Fo=(e,t,n)=>{if(P(e))return e*90;let r=n?n.baseTime*9e4/n.timescale:0;return t*9e4+r},Io=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],Lo=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],Ro=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],zo=[0,1,1,4];function Bo(e,t,n,r,i){if(n+24>t.length)return;let a=Vo(t,n);if(a&&n+a.frameLength<=t.length){let o=r+i*(a.samplesPerFrame*9e4/a.sampleRate),s={unit:t.subarray(n,n+a.frameLength),pts:o,dts:o};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(s),{sample:s,length:a.frameLength,missing:0}}}function Vo(e,t){let n=e[t+1]>>3&3,r=e[t+1]>>1&3,i=e[t+2]>>4&15,a=e[t+2]>>2&3;if(n!==1&&i!==0&&i!==15&&a!==3){let o=e[t+2]>>1&1,s=e[t+3]>>6,c=Io[(n===3?3-r:r===3?3:4)*14+i-1]*1e3,l=Lo[(n===3?0:n===2?1:2)*3+a],u=s===3?1:2,d=Ro[n][r],f=zo[r],p=d*8*f,m=Math.floor(d*c/l+o)*f,h=Rn();return h&&h<=87&&r===2&&c>=224e3&&s===0&&(e[t+3]=e[t+3]|128),{sampleRate:l,channelCount:u,frameLength:m,samplesPerFrame:p}}}function Ho(e,t){return e[t]===255&&(e[t+1]&224)==224&&!!(e[t+1]&6)}function Uo(e,t){return t+1<e.length&&Ho(e,t)}function Wo(e,t){return Ho(e,t)&&4<=e.length-t}function Go(e,t){if(t+1<e.length&&Ho(e,t)){let n=Vo(e,t),r=4;n!=null&&n.frameLength&&(r=n.frameLength);let i=t+r;return i===e.length||Uo(e,i)}return!1}var Ko=class{constructor(e,t,n){this.keyData=void 0,this.decrypter=void 0,this.keyData=n,this.decrypter=new yi(t,!0)}decryptBuffer(e){return this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer,fi.cbc,{start:0,end:e.byteLength})}decryptAacSample(e,t,n){let r=e[t].unit;if(r.length<=16)return;let i=r.subarray(16,r.length-r.length%16),a=i.buffer.slice(i.byteOffset,i.byteOffset+i.length);this.decryptBuffer(a).then(i=>{let a=new Uint8Array(i);r.set(a,16),this.decrypter.isSync()||this.decryptAacSamples(e,t+1,n)}).catch(n)}decryptAacSamples(e,t,n){for(;;t++){if(t>=e.length){n();return}if(!(e[t].unit.length<32)&&(this.decryptAacSample(e,t,n),!this.decrypter.isSync()))return}}getAvcEncryptedData(e){let t=Math.floor((e.length-48)/160)*16+16,n=new Int8Array(t),r=0;for(let t=32;t<e.length-16;t+=160,r+=16)n.set(e.subarray(t,t+16),r);return n}getAvcDecryptedUnit(e,t){let n=new Uint8Array(t),r=0;for(let t=32;t<e.length-16;t+=160,r+=16)e.set(n.subarray(r,r+16),t);return e}decryptAvcSample(e,t,n,r,i){let a=wn(i.data),o=this.getAvcEncryptedData(a);this.decryptBuffer(o.buffer).then(o=>{i.data=this.getAvcDecryptedUnit(a,o),this.decrypter.isSync()||this.decryptAvcSamples(e,t,n+1,r)}).catch(r)}decryptAvcSamples(e,t,n,r){if(e instanceof Uint8Array)throw Error(`Cannot decrypt samples of type Uint8Array`);for(;;t++,n=0){if(t>=e.length){r();return}let i=e[t].units;for(;!(n>=i.length);n++){let a=i[n];if(!(a.data.length<=48||a.type!==1&&a.type!==5)&&(this.decryptAvcSample(e,t,n,r,a),!this.decrypter.isSync()))return}}}},qo=class extends Po{constructor(e,t){super(),this.observer=void 0,this.config=void 0,this.sampleAes=null,this.observer=e,this.config=t}resetInitSegment(e,t,n,r){super.resetInitSegment(e,t,n,r),this._audioTrack={container:`audio/adts`,type:`audio`,id:2,pid:-1,sequenceNumber:0,segmentCodec:`aac`,samples:[],manifestCodec:t,duration:r,inputTimeScale:9e4,dropped:0}}static probe(e,t){if(!e)return!1;let n=gt(e,0)?.length||0;if(Go(e,n))return!1;for(let r=e.length;n<r;n++)if(Do(e,n))return t.log(`ADTS sync word found !`),!0;return!1}canParse(e,t){return Eo(e,t)}appendFrame(e,t,n){Oo(e,this.observer,t,n,e.manifestCodec);let r=jo(e,t,n,this.basePTS,this.frameIndex);if(r?.missing===0)return r}demuxSampleAes(e,t,n){let r=this.demux(e,n),i=this.sampleAes=new Ko(this.observer,this.config,t);return new Promise(e=>{i.decryptAacSamples(r.audioTrack.samples,0,()=>{e(r)})})}},Jo=(e,t)=>{let n=0,r=5;t+=r;let i=new Uint32Array(1),a=new Uint32Array(1),o=new Uint8Array(1);for(;r>0;){o[0]=e[t];let s=Math.min(r,8),c=8-s;a[0]=4278190080>>>24+c<<c,i[0]=(o[0]&a[0])>>c,n=n?n<<s|i[0]:i[0],t+=1,r-=s}return n},Yo=class extends Po{constructor(e){super(),this.observer=void 0,this.observer=e}resetInitSegment(e,t,n,r){super.resetInitSegment(e,t,n,r),this._audioTrack={container:`audio/ac-3`,type:`audio`,id:2,pid:-1,sequenceNumber:0,segmentCodec:`ac3`,samples:[],manifestCodec:t,duration:r,inputTimeScale:9e4,dropped:0}}canParse(e,t){return t+64<e.length}appendFrame(e,t,n){let r=Xo(e,t,n,this.basePTS,this.frameIndex);if(r!==-1)return{sample:e.samples[e.samples.length-1],length:r,missing:0}}static probe(e){if(!e)return!1;let t=gt(e,0);if(!t)return!1;let n=t.length;if(e[n]===11&&e[n+1]===119&&Pt(t)!==void 0){if(Jo(e,n)<16)return!0;throw Error(`Containerless ec-3 is not supported`)}return!1}};function Xo(e,t,n,r,i){if(n+8>t.length||t[n]!==11||t[n+1]!==119)return-1;let a=t[n+4]>>6;if(a>=3)return-1;let o=[48e3,44100,32e3][a],s=t[n+4]&63,c=[64,69,96,64,70,96,80,87,120,80,88,120,96,104,144,96,105,144,112,121,168,112,122,168,128,139,192,128,140,192,160,174,240,160,175,240,192,208,288,192,209,288,224,243,336,224,244,336,256,278,384,256,279,384,320,348,480,320,349,480,384,417,576,384,418,576,448,487,672,448,488,672,512,557,768,512,558,768,640,696,960,640,697,960,768,835,1152,768,836,1152,896,975,1344,896,976,1344,1024,1114,1536,1024,1115,1536,1152,1253,1728,1152,1254,1728,1280,1393,1920,1280,1394,1920][s*3+a]*2;if(n+c>t.length)return-1;let l=t[n+6]>>5,u=0;l===2?u+=2:(l&1&&l!==1&&(u+=2),l&4&&(u+=2));let d=(t[n+6]<<8|t[n+7])>>12-u&1,f=[2,1,2,3,3,4,4,5][l]+d,p=t[n+5]>>3,m=t[n+5]&7,h=new Uint8Array([a<<6|p<<1|m>>2,(m&3)<<6|l<<3|d<<2|s>>4,s<<4&224]),g=r+i*(1536/o*9e4),_=t.subarray(n,n+c);return e.config=h,e.channelCount=f,e.samplerate=o,e.samples.push({unit:_,pts:g}),c}var Zo=class extends Po{resetInitSegment(e,t,n,r){super.resetInitSegment(e,t,n,r),this._audioTrack={container:`audio/mpeg`,type:`audio`,id:2,pid:-1,sequenceNumber:0,segmentCodec:`mp3`,samples:[],manifestCodec:t,duration:r,inputTimeScale:9e4,dropped:0}}static probe(e){if(!e)return!1;let t=gt(e,0),n=t?.length||0;if(t&&e[n]===11&&e[n+1]===119&&Pt(t)!==void 0&&Jo(e,n)<=16)return!1;for(let t=e.length;n<t;n++)if(Go(e,n))return W.log(`MPEG Audio sync word found !`),!0;return!1}canParse(e,t){return Wo(e,t)}appendFrame(e,t,n){if(this.basePTS!==null)return Bo(e,t,n,this.basePTS,this.frameIndex)}},Qo=/\/emsg[-/]ID3/i,$o=class{constructor(e,t,n,r=W){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.initData=void 0,this.logger=void 0,this.config=t,this.logger=r}resetTimeStamp(){}resetInitSegment(e,t,n,r){let i=this.videoTrack=No(`video`,1),a=this.audioTrack=No(`audio`,1),o=this.txtTrack=No(`text`,1);if(this.id3Track=No(`id3`,1),this.initData=void 0,this.timeOffset=0,!(e!=null&&e.byteLength))return;let s=this.initData=en(e);if(s.video){let{id:e,timescale:t,codec:n,supplemental:r}=s.video;i.id=e,i.timescale=o.timescale=t,i.codec=n,i.supplemental=r}if(s.audio){let{id:e,timescale:t,codec:n}=s.audio;a.id=e,a.timescale=t,a.codec=n}o.id=Bt.text,i.sampleDuration=0,i.duration=a.duration=r}resetContiguity(){this.remainderData=null}static probe(e){return Zt(e,`moof`)}demux(e,t,n){this.timeOffset=t;let r=e,i=this.videoTrack,a=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=yn(this.remainderData,e));let t=vn(r);this.remainderData=t.remainder,i.samples=t.valid||new Uint8Array}else i.samples=r;let o=this.extractID3Track(i,t),s=this.parseFragment(i,a,t,n);return{videoTrack:i,audioTrack:this.audioTrack,id3Track:o,textTrack:this.txtTrack,initData:this.initData,sampleData:s}}flush(e,t){let n=this.timeOffset,r=this.videoTrack,i=this.txtTrack;r.samples=this.remainderData||new Uint8Array,this.remainderData=null;let a=this.extractID3Track(r,this.timeOffset),o=this.parseFragment(r,i,n,t);return{videoTrack:r,audioTrack:No(),id3Track:a,textTrack:No(),initData:this.initData,sampleData:o}}parseFragment(e,t,n,r){let i=this.initData;if(i&&r){let{samples:a,sampleData:o}=gn(n,e,i,this.logger,r.iframe);return t.samples=a,o}t.samples=bn(n,e)}extractID3Track(e,t){let n=this.id3Track;if(e.samples.length){let r=q(e.samples,[`emsg`]);r&&r.forEach(e=>{let r=Tn(e);if(Qo.test(r.schemeIdUri)){let e=es(r,t),i=r.eventDuration===4294967295?1/0:r.eventDuration/r.timeScale;i<=.001&&(i=1/0);let a=r.payload;n.samples.push({data:a,len:a.byteLength,dts:e,pts:e,type:Mo.emsg,duration:i})}else if(this.config.enableEmsgKLVMetadata){let e=this.config.emsgKLVSchemaUri||Mo.misbklv;if(r.schemeIdUri.startsWith(e)){let e=es(r,t);n.samples.push({data:r.payload,len:r.payload.byteLength,dts:e,pts:e,type:Mo.misbklv,duration:1/0})}}})}return n}demuxSampleAes(e,t,n){return Promise.reject(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,this.initData=void 0}};function es(e,t){return P(e.presentationTime)?e.presentationTime/e.timeScale:t+e.presentationTimeDelta/e.timeScale}var ts=1,ns=2,rs=-1,is=class{constructor(){this.VideoSample=null}createVideoSample(e,t,n){return{key:e,frame:!1,pts:t,dts:n,units:[],length:0}}getLastNalUnit(e){var t;let n=this.VideoSample,r;if((!n||n.units.length===0)&&(n=e[e.length-1]),(t=n)!=null&&t.units){let e=n.units;r=e[e.length-1]}return r}pushAccessUnit(e,t){if(e.units.length&&e.frame){if(e.pts===void 0){let n=t.samples,r=n.length;if(r){let t=n[r-1];e.pts=t.pts,e.dts=t.dts}else{t.dropped++;return}}t.samples.push(e)}}parseNALu(e,t,n){let r=t.byteLength;if(r===0)return[];let i=e.naluState||0,a=i===rs?0:i,o=[],s=0,c=0,l=-1,u=0;for(i===rs&&(l=0,u=this.getNALuType(t,0),c=1);c<r;){let n=t.indexOf(ts,c);if(n===-1)break;c=n+1;let i=n;for(;i>0&&t[i-1]===0;)i--;if(!(n-i+(i===0?a:0)<ns)){if(l>=0)o.push({data:t.subarray(l,i),type:u});else{let n=this.getLastNalUnit(e.samples);n&&(i>0?n.data=yn(n.data,t.subarray(0,i)):a>0&&(n.data=n.data.subarray(0,n.data.byteLength-a)),n.state=0)}if(c<r)l=c,u=this.getNALuType(t,c);else{s=rs,l=-1;break}}}if(s!==rs){let e=r;for(;e>0&&t[e-1]===0;)e--;s=r-e+(e===0?a:0)}if(l>=0)o.push({data:t.subarray(l),type:u,state:s});else if(o.length===0&&s!==rs){let n=this.getLastNalUnit(e.samples);n&&(n.data=yn(n.data,t),n.state=s)}return e.naluState=s,o}},as=class{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(){let e=this.data,t=this.bytesAvailable,n=e.byteLength-t,r=new Uint8Array(4),i=Math.min(4,t);if(i===0)throw Error(`no bytes available`);r.set(e.subarray(n,n+i)),this.word=new DataView(r.buffer).getUint32(0),this.bitsAvailable=i*8,this.bytesAvailable-=i}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),n=this.word>>>32-t;if(e>32&&W.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 Error(`no bits available`);return t=e-t,t>0&&this.bitsAvailable?n<<t|this.readBits(t):n}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(){let e=this.skipLZ();return this.readBits(e+1)-1}readEG(){let e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)}readBoolean(){return this.readBits(1)===1}readUByte(){return this.readBits(8)}},os=class extends is{parsePES(e,t,n,r,i){let a=i.iframe,o=this.parseNALu(e,n.data,r),s=this.VideoSample,c,l=!1;n.data=null,s&&o.length&&!e.audFound&&(this.pushAccessUnit(s,e),s=this.VideoSample=this.createVideoSample(!1,n.pts,n.dts)),o.forEach(r=>{var i,o;switch(r.type){case 1:{if(a)break;let t=!1;c=!0;let i=r.data;if(l&&i.length>4){let e=this.readSliceType(i);(e===2||e===4||e===7||e===9)&&(t=!0)}if(t){var u;(u=s)!=null&&u.frame&&!s.key&&(this.pushAccessUnit(s,e),s=this.VideoSample=null)}s||=this.VideoSample=this.createVideoSample(!0,n.pts,n.dts),s.frame=!0,s.key=t;break}case 5:c=!0,(i=s)!=null&&i.frame&&!s.key&&(this.pushAccessUnit(s,e),s=this.VideoSample=null),s||=this.VideoSample=this.createVideoSample(!0,n.pts,n.dts),s.key=!0,s.frame=!0;break;case 6:if(a)break;c=!0,Cn(r.data,1,n.pts,t.samples);break;case 7:{c=!0,l=!0;let t=r.data,n=this.readSPS(t);if(!e.sps||e.width!==n.width||e.height!==n.height||e.pixelRatio?.[0]!==n.pixelRatio[0]||e.pixelRatio?.[1]!==n.pixelRatio[1]){e.width=n.width,e.height=n.height,e.pixelRatio=n.pixelRatio,e.sps=[t];let r=t.subarray(1,4),i=`avc1.`;for(let e=0;e<3;e++){let t=r[e].toString(16);t.length<2&&(t=`0`+t),i+=t}e.codec=i}break}case 8:c=!0,e.pps=[r.data];break;case 9:c=!0,e.audFound=!0,(o=s)!=null&&o.frame&&(this.pushAccessUnit(s,e),s=null),s||=this.VideoSample=this.createVideoSample(!1,n.pts,n.dts);break;case 12:c=!0;break;default:c=!1}s&&c&&s.units.push(r)}),r&&s&&(this.pushAccessUnit(s,e),this.VideoSample=null)}getNALuType(e,t){return e[t]&31}readSliceType(e){let t=new as(e);return t.readUByte(),t.readUEG(),t.readUEG()}skipScalingList(e,t){let n=8,r=8,i;for(let a=0;a<e;a++)r!==0&&(i=t.readEG(),r=(n+i+256)%256),n=r===0?n:r}readSPS(e){let t=new as(e),n=0,r=0,i=0,a=0,o,s,c,l=t.readUByte.bind(t),u=t.readBits.bind(t),d=t.readUEG.bind(t),f=t.readBoolean.bind(t),p=t.skipBits.bind(t),m=t.skipEG.bind(t),h=t.skipUEG.bind(t),g=this.skipScalingList.bind(this);l();let _=l();if(u(5),p(3),l(),h(),_===100||_===110||_===122||_===244||_===44||_===83||_===86||_===118||_===128){let e=d();if(e===3&&p(1),h(),h(),p(1),f())for(s=e===3?12:8,c=0;c<s;c++)f()&&g(c<6?16:64,t)}h();let v=d();if(v===0)d();else if(v===1)for(p(1),m(),m(),o=d(),c=0;c<o;c++)m();h(),p(1);let y=d(),b=d(),x=u(1);x===0&&p(1),p(1),f()&&(n=d(),r=d(),i=d(),a=d());let S=[1,1];if(f()&&f())switch(l()){case 1:S=[1,1];break;case 2:S=[12,11];break;case 3:S=[10,11];break;case 4:S=[16,11];break;case 5:S=[40,33];break;case 6:S=[24,11];break;case 7:S=[20,11];break;case 8:S=[32,11];break;case 9:S=[80,33];break;case 10:S=[18,11];break;case 11:S=[15,11];break;case 12:S=[64,33];break;case 13:S=[160,99];break;case 14:S=[4,3];break;case 15:S=[3,2];break;case 16:S=[2,1];break;case 255:S=[l()<<8|l(),l()<<8|l()]}return{width:Math.ceil((y+1)*16-n*2-r*2),height:(2-x)*(b+1)*16-(x?2:4)*(i+a),pixelRatio:S}}},ss=class extends is{constructor(...e){super(...e),this.initVPS=null}parsePES(e,t,n,r){let i=this.parseNALu(e,n.data,r),a=this.VideoSample,o,s=!1;n.data=null;let c=e=>(a=this.VideoSample=this.createVideoSample(e,n.pts,n.dts),a);i.forEach((r,i)=>{var l,u;if(this.startsNewAccessUnit(a,e,r,i)){this.pushAccessUnit(a,e);let t=r.type>=16&&r.type<=23;a=c(t),s=!1}switch(r.type){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:case 8:case 9:a||=c(!1),a.frame=!0,o=!0;break;case 16:case 17:case 18:case 21:case 22:case 23:if(o=!0,s){var d;(d=a)!=null&&d.frame&&!a.key&&(this.pushAccessUnit(a,e),a=this.VideoSample=null)}a||=c(!0),a.key=!0,a.frame=!0;break;case 19:case 20:o=!0,(l=a)!=null&&l.frame&&!a.key&&(this.pushAccessUnit(a,e),a=this.VideoSample=null),a||=c(!0),a.key=!0,a.frame=!0;break;case 39:o=!0,Cn(r.data,2,n.pts,t.samples);break;case 32:o=!0,e.vps||(typeof e.params!=`object`&&(e.params={}),e.params=H(e.params,this.readVPS(r.data)),this.initVPS=r.data),e.vps=[r.data];break;case 33:if(o=!0,s=!0,e.vps!==void 0&&e.vps[0]!==this.initVPS&&e.sps!==void 0&&!this.matchSPS(e.sps[0],r.data)&&(this.initVPS=e.vps[0],e.sps=e.pps=void 0),!e.sps){let t=this.readSPS(r.data);e.width=t.width,e.height=t.height,e.pixelRatio=t.pixelRatio,e.codec=t.codecString,e.sps=[],typeof e.params!=`object`&&(e.params={});for(let n in t.params)e.params[n]=t.params[n]}this.pushParameterSet(e.sps,r.data,e.vps),a||=c(!1);break;case 34:if(o=!0,typeof e.params==`object`){if(!e.pps){e.pps=[];let t=this.readPPS(r.data);for(let n in t)e.params[n]=t[n]}this.pushParameterSet(e.pps,r.data,e.vps)}break;case 35:o=!0,e.audFound=!0,(u=a)!=null&&u.frame&&(this.pushAccessUnit(a,e),a=null),a||=c(!1);break;default:o=!1}a&&o&&a.units.push(r)}),r&&a&&(this.pushAccessUnit(a,e),this.VideoSample=null)}pushParameterSet(e,t,n){(n&&n[0]===this.initVPS||!n&&!e.length)&&e.push(t)}startsNewAccessUnit(e,t,n,r){if(!e)return!1;if(!t.audFound&&r===0)return!0;if(!e.frame)return!1;let{type:i,data:a}=n;return i>=32&&i<=35||i===39||i>=41&&i<=44||i>=48&&i<=55||i<=31&&a.length>2&&!!(a[2]&128)}getNALuType(e,t){return(e[t]&126)>>>1}ebsp2rbsp(e){let t=new Uint8Array(e.byteLength),n=0;for(let r=0;r<e.byteLength;r++)r>=2&&e[r]===3&&e[r-1]===0&&e[r-2]===0||(t[n]=e[r],n++);return new Uint8Array(t.buffer,0,n)}pushAccessUnit(e,t){super.pushAccessUnit(e,t),this.initVPS&&=null}readVPS(e){let t=new as(e);t.readUByte(),t.readUByte(),t.readBits(4),t.skipBits(2),t.readBits(6);let n=t.readBits(3),r=t.readBoolean();return{numTemporalLayers:n+1,temporalIdNested:r}}readSPS(e){let t=new as(this.ebsp2rbsp(e));t.readUByte(),t.readUByte(),t.readBits(4);let n=t.readBits(3);t.readBoolean();let r=t.readBits(2),i=t.readBoolean(),a=t.readBits(5),o=t.readUByte(),s=t.readUByte(),c=t.readUByte(),l=t.readUByte(),u=t.readUByte(),d=t.readUByte(),f=t.readUByte(),p=t.readUByte(),m=t.readUByte(),h=t.readUByte(),g=t.readUByte(),_=[],v=[];for(let e=0;e<n;e++)_.push(t.readBoolean()),v.push(t.readBoolean());if(n>0)for(let e=n;e<8;e++)t.readBits(2);for(let e=0;e<n;e++)_[e]&&(t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte(),t.readUByte()),v[e]&&t.readUByte();t.readUEG();let y=t.readUEG();y==3&&t.skipBits(1);let b=t.readUEG(),x=t.readUEG(),S=t.readBoolean(),C=0,w=0,T=0,E=0;S&&(C+=t.readUEG(),w+=t.readUEG(),T+=t.readUEG(),E+=t.readUEG());let D=t.readUEG(),O=t.readUEG(),k=t.readUEG(),A=t.readBoolean();for(let e=A?0:n;e<=n;e++)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 e=0;e<4;e++)for(let n=0;n<(e===3?2:6);n++)if(!t.readBoolean())t.readUEG();else{let n=Math.min(64,1<<4+(e<<1));e>1&&t.readEG();for(let e=0;e<n;e++)t.readEG()}t.readBoolean(),t.readBoolean(),t.readBoolean()&&(t.readUByte(),t.skipUEG(),t.skipUEG(),t.readBoolean());let j=t.readUEG(),M=0;for(let e=0;e<j;e++){let n=!1;if(e!==0&&(n=t.readBoolean()),n){e===j&&t.readUEG(),t.readBoolean(),t.readUEG();let n=0;for(let e=0;e<=M;e++){let e=t.readBoolean(),r=!1;e||(r=t.readBoolean()),(e||r)&&n++}M=n}else{let e=t.readUEG(),n=t.readUEG();M=e+n;for(let n=0;n<e;n++)t.readUEG(),t.readBoolean();for(let e=0;e<n;e++)t.readUEG(),t.readBoolean()}}if(t.readBoolean()){let e=t.readUEG();for(let n=0;n<e;n++){for(let e=0;e<k+4;e++)t.readBits(1);t.readBits(1)}}let N=0,ee=1,te=1,ne=!0,re=1,ie=0;t.readBoolean(),t.readBoolean();let ae=!1;if(t.readBoolean()){if(t.readBoolean()){let e=t.readUByte();e>0&&e<16?(ee=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2][e-1],te=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1][e-1]):e===255&&(ee=t.readBits(16),te=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(),ae=t.readBoolean(),ae&&(t.skipUEG(),t.skipUEG(),t.skipUEG(),t.skipUEG()),t.readBoolean()&&(re=t.readBits(32),ie=t.readBits(32),t.readBoolean()&&t.readUEG(),t.readBoolean())){let e=t.readBoolean(),r=t.readBoolean(),i=!1;(e||r)&&(i=t.readBoolean(),i&&(t.readUByte(),t.readBits(5),t.readBoolean(),t.readBits(5)),t.readBits(4),t.readBits(4),i&&t.readBits(4),t.readBits(5),t.readBits(5),t.readBits(5));for(let a=0;a<=n;a++){ne=t.readBoolean();let n=ne||t.readBoolean(),a=!1;n?t.readEG():a=t.readBoolean();let o=a?1:t.readUEG()+1;if(e)for(let e=0;e<o;e++)t.readUEG(),t.readUEG(),i&&(t.readUEG(),t.readUEG()),t.skipBits(1);if(r)for(let e=0;e<o;e++)t.readUEG(),t.readUEG(),i&&(t.readUEG(),t.readUEG()),t.skipBits(1)}}t.readBoolean()&&(t.readBoolean(),t.readBoolean(),t.readBoolean(),N=t.readUEG())}let oe=b,se=x;if(S){let e=1,t=1;y===1?e=t=2:y==2&&(e=2),oe=b-e*w-e*C,se=x-t*E-t*T}let ce=r?[`A`,`B`,`C`][r]:``,le=o<<24|s<<16|c<<8|l,ue=0;for(let e=0;e<32;e++)ue=(ue|(le>>e&1)<<31-e)>>>0;let P=ue.toString(16);return a===1&&P===`2`&&(P=`6`),{codecString:`hvc1.${ce}${a}.${P}.${i?`H`:`L`}${g}.B0`,params:{general_tier_flag:i,general_profile_idc:a,general_profile_space:r,general_profile_compatibility_flags:[o,s,c,l],general_constraint_indicator_flags:[u,d,f,p,m,h],general_level_idc:g,bit_depth:D+8,bit_depth_luma_minus8:D,bit_depth_chroma_minus8:O,min_spatial_segmentation_idc:N,chroma_format_idc:y,frame_rate:{fixed:ne,fps:ie/re}},width:oe,height:se,pixelRatio:[ee,te]}}readPPS(e){let t=new as(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);let n=t.readBoolean(),r=t.readBoolean(),i=1;return r&&n?i=0:r?i=3:n&&(i=2),{parallelismType:i}}matchSPS(e,t){return Rt(e).substring(3)===Rt(t).substring(3)}},cs=188,ls=class e{constructor(e,t,n,r){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._klvPid=-1,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.videoIntegrityChecker=null,this.observer=e,this.config=t,this.typeSupported=n,this.logger=r,this.videoParser=null}static probe(t,n){let r=e.syncOffset(t);return r>0&&n.warn(`MPEG2-TS detected but first sync word found @ offset ${r}`),r!==-1}static syncOffset(e){let t=e.length,n=Math.min(940,t-cs)+1,r=0;for(;r<n;){let i=!1,a=-1,o=0;for(let s=r;s<t;s+=cs)if(e[s]===71&&(t-s===cs||e[s+cs]===71)){if(o++,a===-1&&(a=s,a!==0&&(n=Math.min(a+18612,e.length-cs)+1)),i||=us(e,s)===0,i&&o>1&&(a===0&&o>2||s+cs>n))return a}else if(o)return-1;else break;r++}return-1}static createTrack(e,t){return{container:e===`video`||e===`audio`?`video/mp2t`:void 0,type:e,id:Bt[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:e===`audio`?t:void 0}}resetInitSegment(t,n,r,i,a,o){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=e.createTrack(`video`),this._videoTrack.duration=i,this.videoIntegrityChecker=this.config.handleMpegTsVideoIntegrityErrors===`skip`?new gs(this.logger):null,this._audioTrack=e.createTrack(`audio`,i),this._id3Track=e.createTrack(`id3`),this._txtTrack=e.createTrack(`text`),this._audioTrack.segmentCodec=`aac`,this.videoParser=null,this.aacOverFlow=null,this.remainderData=null,this.audioCodec=n,this.videoCodec=r,t&&this.demux(t,0,o,a?.method===`SAMPLE-AES`)}resetTimeStamp(){}resetContiguity(){let{_audioTrack:e,_videoTrack:t,_id3Track:n}=this;e&&(e.pesData=null),t&&(t.pesData=null),n&&(n.pesData=null),this.aacOverFlow=null,this.remainderData=null}demux(t,n,r,i=!1,a=!1){i||(this.sampleAes=null);let o,s=this._videoTrack,c=this.videoIntegrityChecker,l=this._audioTrack,u=this._id3Track,d=this._txtTrack,f=r.iframe,p=s.pid,m=s.pesData,h=l.pid,g=u.pid,_=this._klvPid,v=l.pesData,y=u.pesData,b=null,x=null,S=this.pmtParsed,C=this._pmtId,w=t.length;if(this.remainderData&&=(t=yn(this.remainderData,t),w=t.length,null),w<cs&&!a)return this.remainderData=t,{audioTrack:l,videoTrack:s,id3Track:u,textTrack:d};let T=Math.max(0,e.syncOffset(t));w-=(w-T)%cs,w<t.byteLength&&!a&&(this.remainderData=new Uint8Array(t.buffer,w,t.buffer.byteLength-w));let E=0;for(let e=T;e<w;e+=cs)if(t[e]===71){let n=!!(t[e+1]&64),a=us(t,e),w=(t[e+3]&48)>>4,E;if(w>1){if(E=e+5+t[e+4],E===e+cs)continue}else E=e+4;switch(a){case p:n&&(m&&!(c!=null&&c.isCorrupted)&&(o=hs(m,this.logger))&&(this.readyVideoParser(s.segmentCodec),this.videoParser!==null&&this.videoParser.parsePES(s,d,o,!1,r)),m={data:[],size:0},c?.reset(p)),c?.handlePacket(t.subarray(e)),m&&(m.data.push(t.subarray(E,e+cs)),m.size+=e+cs-E);break;case h:if(f)break;if(n){if(v&&(o=hs(v,this.logger)))switch(l.segmentCodec){case`aac`:this.parseAACPES(l,o,r);break;case`mp3`:this.parseMPEGPES(l,o);break;case`ac3`:this.parseAC3PES(l,o)}v={data:[],size:0}}v&&(v.data.push(t.subarray(E,e+cs)),v.size+=e+cs-E);break;case g:if(f)break;n&&(y&&(o=hs(y,this.logger))&&this.parseID3PES(u,o),y={data:[],size:0}),y&&(y.data.push(t.subarray(E,e+cs)),y.size+=e+cs-E);break;case _:if(f)break;n&&(b&&(o=hs(b,this.logger))&&this.parseKlvPES(u,o),b={data:[],size:0}),b&&(b.data.push(t.subarray(E,e+cs)),b.size+=e+cs-E);break;case 0:n&&(E+=t[E]+1),C=this._pmtId=ds(t,E);break;case C:{n&&(E+=t[E]+1);let a=fs(t,E,this.typeSupported,i,this.observer,this.logger,this.config,r);p=a.videoPid,p>0&&(s.pid=p,s.segmentCodec=a.segmentVideoCodec),h=a.audioPid,h>0&&(l.pid=h,l.segmentCodec=a.segmentAudioCodec),g=a.id3Pid,g>0&&(u.pid=g),_=a.klvPid,_>0&&(this._klvPid=_),x!==null&&!S&&(this.logger.warn(`MPEG-TS PMT found at ${e} after unknown PID '${x}'. Backtracking to sync byte @${T} to parse all TS packets.`),x=null,e=T-188),S=this.pmtParsed=!0;break}case 17:case 8191:break;default:x=a}}else E++;E>0&&ps(this.observer,Error(`Found ${E} TS packet/s that do not start with 0x47`),r,void 0,this.logger),s.pesData=m,l.pesData=v,u.pesData=y;let D={audioTrack:l,videoTrack:s,id3Track:u,textTrack:d};return a&&this.extractRemainingSamples(D,r),D}flush(e,t){let{remainderData:n}=this;this.remainderData=null;let r;return r=n?this.demux(n,0,t,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(r,t),this.sampleAes?this.decrypt(r,this.sampleAes):r}extractRemainingSamples(e,t){let{audioTrack:n,videoTrack:r,id3Track:i,textTrack:a}=e,o=r.pesData,s=n.pesData,c=i.pesData,l=this.videoIntegrityChecker,u;if(o&&!(l!=null&&l.isCorrupted)&&(u=hs(o,this.logger))?(this.readyVideoParser(r.segmentCodec),this.videoParser!==null&&(this.videoParser.parsePES(r,a,u,!0,t),r.pesData=null)):r.pesData=o,s&&(u=hs(s,this.logger))){switch(n.segmentCodec){case`aac`:this.parseAACPES(n,u,t);break;case`mp3`:this.parseMPEGPES(n,u);break;case`ac3`:this.parseAC3PES(n,u)}n.pesData=null}else s!=null&&s.size&&this.logger.log(`last AAC PES packet truncated,might overlap between fragments`),n.pesData=s;c&&(u=hs(c,this.logger))?(this.parseID3PES(i,u),i.pesData=null):i.pesData=c}demuxSampleAes(e,t,n,r){let i=this.demux(e,n,r,!0,!this.config.progressive),a=this.sampleAes=new Ko(this.observer,this.config,t);return this.decrypt(i,a)}readyVideoParser(e){this.videoParser===null&&(e===`avc`?this.videoParser=new os:e===`hevc`&&(this.videoParser=new ss))}decrypt(e,t){return new Promise(n=>{let{audioTrack:r,videoTrack:i}=e;r.samples&&r.segmentCodec===`aac`?t.decryptAacSamples(r.samples,0,()=>{i.samples?t.decryptAvcSamples(i.samples,0,0,()=>{n(e)}):n(e)}):i.samples&&t.decryptAvcSamples(i.samples,0,0,()=>{n(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,this.videoIntegrityChecker=null}parseAACPES(e,t,n){let r=0,i=this.aacOverFlow,a=t.data;if(i){this.aacOverFlow=null;let t=i.missing,n=i.sample.unit.byteLength;if(t===-1)a=yn(i.sample.unit,a);else{let o=n-t;i.sample.unit.set(a.subarray(0,t),o),e.samples.push(i.sample),r=i.missing}}let o,s;for(o=r,s=a.length;o<s-1&&!To(a,o);o++);if(o!==r){let e,t=o<s-1;if(e=t?`AAC PES did not start with ADTS header,offset:${o}`:`No ADTS header found in AAC PES`,ps(this.observer,Error(e),n,t,this.logger),!t)return}Oo(e,this.observer,a,o,this.audioCodec);let c;if(t.pts!==void 0)c=t.pts;else if(i){let t=ko(e.samplerate);c=i.sample.pts+t}else{this.logger.warn(`[tsdemuxer]: AAC PES unknown PTS`);return}let l=0,u;for(;o<s;){if(u=jo(e,a,o,c,l),o+=u.length,u.missing){this.aacOverFlow=u;break}for(l++;o<s-1&&!To(a,o);o++);}}parseMPEGPES(e,t){let n=t.data,r=n.length,i=0,a=0,o=t.pts;if(o===void 0){this.logger.warn(`[tsdemuxer]: MPEG PES unknown PTS`);return}for(;a<r;)if(Uo(n,a)){let t=Bo(e,n,a,o,i);if(t)a+=t.length,i++;else break}else a++}parseAC3PES(e,t){{let n=t.data,r=t.pts;if(r===void 0){this.logger.warn(`[tsdemuxer]: AC3 PES unknown PTS`);return}let i=n.length,a=0,o=0,s;for(;o<i&&(s=Xo(e,n,o,r,a++))>0;)o+=s}}parseID3PES(e,t){if(t.pts===void 0){this.logger.warn(`[tsdemuxer]: ID3 PES unknown PTS`);return}let n=H({},t,{type:this._videoTrack?Mo.emsg:Mo.audioId3,duration:1/0});e.samples.push(n)}parseKlvPES(e,t){let n=t.pts??t.dts;if(n===void 0){this.logger.warn(`[tsdemuxer]: KLV PES unknown PTS and DTS`);return}let r=t.data;if(r.length<16){this.logger.warn(`[tsdemuxer]: KLV PES payload too short`);return}let i=0;for(;i<r.length&&!(i+16>r.length);){let a=i;if(i+=16,i>=r.length)break;let o=r[i];i+=1;let s=0;if(o&128){let e=o&127;if(e===0||e>4||i+e>r.length){this.logger.warn(`[tsdemuxer]: Invalid KLV length encoding`);break}for(let t=0;t<e;t++)s=s<<8|r[i+t];i+=e}else s=o;if(i+s>r.length){this.logger.warn(`[tsdemuxer]: KLV value extends beyond PES payload`);break}let c=i+s,l=r.subarray(a,c),u={data:l,len:l.byteLength,pts:n,dts:t.dts??n,type:Mo.misbklv,duration:1/0};e.samples.push(u),i=c}}};function us(e,t){return((e[t+1]&31)<<8)+e[t+2]}function ds(e,t){return(e[t+10]&31)<<8|e[t+11]}function fs(e,t,n,r,i,a,o,s){let c={audioPid:-1,videoPid:-1,id3Pid:-1,klvPid:-1,segmentVideoCodec:`avc`,segmentAudioCodec:`aac`},l=(e[t+1]&15)<<8|e[t+2],u=t+3+l-4,d=(e[t+10]&15)<<8|e[t+11];for(t+=12+d;t<u;){let l=us(e,t),u=(e[t+3]&15)<<8|e[t+4];switch(e[t]){case 207:if(!r){ms(`ADTS AAC`,a);break}case 15:c.audioPid===-1&&(c.audioPid=l);break;case 21:c.id3Pid===-1&&(c.id3Pid=l);break;case 219:if(!r){ms(`H.264`,a);break}case 27:c.videoPid===-1&&(c.videoPid=l);break;case 3:case 4:!n.mpeg&&!n.mp3?a.log(`MPEG audio found, not supported in this browser`):c.audioPid===-1&&(c.audioPid=l,c.segmentAudioCodec=`mp3`);break;case 193:if(!r){ms(`AC-3`,a);break}case 129:n.ac3?c.audioPid===-1&&(c.audioPid=l,c.segmentAudioCodec=`ac3`):a.log(`AC-3 audio found, not supported in this browser`);break;case 6:if(u>0){let r=t+5,i=u;for(;i>2;){switch(e[r]){case 106:c.audioPid===-1&&(n.ac3===!0?(c.audioPid=l,c.segmentAudioCodec=`ac3`):a.log(`AC-3 audio found, not supported in this browser for now`));break;case 5:c.klvPid===-1&&o.enableEmsgKLVMetadata&&(c.klvPid=l,a.log(`KLV metadata PID found: ${l}`))}let t=e[r+1]+2;r+=t,i-=t}}break;case 194:case 135:return ps(i,Error(`Unsupported EC-3 in M2TS found`),s,void 0,a),c;case 36:c.videoPid===-1&&(c.videoPid=l,c.segmentVideoCodec=`hevc`,a.log(`HEVC in M2TS found`))}t+=u+5}return c}function ps(e,t,n,r,i){i.warn(`parsing error: ${t.message}`),e.emit(L.ERROR,L.ERROR,{type:F.MEDIA_ERROR,details:I.FRAG_PARSING_ERROR,fatal:!1,levelRetry:r,chunkMeta:n,error:t,reason:t.message})}function ms(e,t){t.log(`${e} with AES-128-CBC encryption found in unencrypted stream`)}function hs(e,t){let n=0,r,i,a,o,s,c=e.data;if(!e||e.size===0)return null;for(;c[0].length<19&&c.length>1;)c[0]=yn(c[0],c[1]),c.splice(1,1);if(r=c[0],(r[0]<<16)+(r[1]<<8)+r[2]===1){if(i=(r[4]<<8)+r[5],i&&i>e.size-6)return null;let l=r[7];l&192&&(o=(r[9]&14)*536870912+(r[10]&255)*4194304+(r[11]&254)*16384+(r[12]&255)*128+(r[13]&254)/2,l&64?(s=(r[14]&14)*536870912+(r[15]&255)*4194304+(r[16]&254)*16384+(r[17]&255)*128+(r[18]&254)/2,o-s>54e5&&(t.warn(`${Math.round((o-s)/9e4)}s delta between PTS and DTS, align them`),o=s)):s=o),a=r[8];let u=a+9;if(e.size<=u)return null;e.size-=u;let d=new Uint8Array(e.size);for(let e=0,t=c.length;e<t;e++){r=c[e];let t=r.byteLength;if(u){if(u>t){u-=t;continue}r=r.subarray(u),t-=u,u=0}d.set(r,n),n+=t}return i&&(i-=a+3),{data:d,pts:o,dts:s,len:i}}return null}var gs=class{constructor(e){this.logger=void 0,this.pid=0,this.lastContinuityCounter=-1,this.integrityState=`ok`,this.logger=e}get isCorrupted(){return this.integrityState!==`ok`}reset(e){this.pid=e,this.lastContinuityCounter=-1,this.integrityState=`ok`}handlePacket(e){if(e.byteLength<4)return;let t=us(e,0);if(t!==this.pid){this.logger.debug(`Packet PID mismatch, expected ${this.pid} got ${t}`);return}let n=(e[3]&48)>>4;if(n===0)return;let r=e[3]&15,i=this.lastContinuityCounter;this.lastContinuityCounter=r;let a=!!(n&1);if(n&2&&e[4]!=0&&e[5]&128||i<0)return;let o=a?i+1&15:i;if(r!==o){this.logger.warn(`MPEG-TS Continuity Counter check failed for PID='${t}', CC=${r}, Expected-CC=${o} Last-CC=${i}`),this.integrityState=`cc-failed`;return}if(e[1]&128){this.logger.warn(`MPEG-TS Packet had TEI flag set for PID='${t}'`),this.integrityState=`tei-bit`;return}}},_s=class{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||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])}}},vs,ys={video: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]),audio: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])},bs=new Uint8Array([0,0,0,0,0,0,0,0]),xs=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),Ss=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),Cs=new Uint8Array([0,0,0,0,0,0,0,0]),ws=new Uint8Array([0,0,0,0,0,0,0,1]),Ts=new Uint8Array([105,115,111,109]),Es=new Uint8Array([97,118,99,49]),Ds=new Uint8Array([0,0,0,1]),Os=class e{static box(e,...t){let n=8,r=t.length,i=r;for(;r--;)n+=t[r].byteLength;let a=new Uint8Array(n);for(Gt(a,0,n),Gt(a,4,e),r=0,n=8;r<i;r++)a.set(t[r],n),n+=t[r].byteLength;return a}static hdlr(t){return e.box(G.hdlr,ys[t])}static mdat(t){return e.box(G.mdat,t)}static mdhd(t,n){n*=t;let r=Math.floor(n/(zt+1)),i=Math.floor(n%(zt+1));return e.box(G.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,t&255,r>>24,r>>16&255,r>>8&255,r&255,i>>24,i>>16&255,i>>8&255,i&255,85,196,0,0]))}static mdia(t){return e.box(G.mdia,e.mdhd(t.timescale||0,t.duration||0),e.hdlr(t.type),e.minf(t))}static mfhd(t){return e.box(G.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,t&255]))}static minf(t){return t.type===`audio`?e.box(G.minf,e.box(G.smhd,Cs),e.DINF,e.stbl(t)):e.box(G.minf,e.box(G.vmhd,Ss),e.DINF,e.stbl(t))}static moof(t,n,r){return e.box(G.moof,e.mfhd(t),e.traf(r,n))}static moov(t){let n=t.length,r=[];for(;n--;)r[n]=e.trak(t[n]);return e.box.apply(null,[G.moov,e.mvhd(t[0].timescale||0,t[0].duration||0)].concat(r,e.mvex(t)))}static mvex(t){let n=t.length,r=[];for(;n--;)r[n]=e.trex(t[n]);return e.box.apply(null,[G.mvex,...r])}static mvhd(t,n){n*=t;let r=Math.floor(n/(zt+1)),i=Math.floor(n%(zt+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,t&255,r>>24,r>>16&255,r>>8&255,r&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 e.box(G.mvhd,a)}static sdtp(t){let n=t.samples||[],r=new Uint8Array(4+n.length),i,a;for(i=0;i<n.length;i++)a=n[i].flags,r[i+4]=a.dependsOn<<4|a.isDependedOn<<2|a.hasRedundancy;return e.box(G.sdtp,r)}static stbl(t){return e.box(G.stbl,e.stsd(t),e.box(G.stts,bs),e.box(G.stsc,bs),e.box(G.stsz,xs),e.box(G.stco,bs))}static avc1(t){let n=[],r=[],i,a,o;for(i=0;i<t.sps.length;i++)a=t.sps[i],o=a.byteLength,n.push(o>>>8&255),n.push(o&255),n=n.concat(Array.prototype.slice.call(a));for(i=0;i<t.pps.length;i++)a=t.pps[i],o=a.byteLength,r.push(o>>>8&255),r.push(o&255),r=r.concat(Array.prototype.slice.call(a));let s=e.box(G.avcC,new Uint8Array([1,n[3],n[4],n[5],255,224|t.sps.length].concat(n,[t.pps.length],r))),c=t.width,l=t.height,u=t.pixelRatio[0],d=t.pixelRatio[1];return e.box(G.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]),s,e.box(G.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(G.pasp,new Uint8Array([u>>24,u>>16&255,u>>8&255,u&255,d>>24,d>>16&255,d>>8&255,d&255])))}static esds(e){let t=e.config,n=t.length;return new Uint8Array([0,0,0,0,3,23+n,0,1,0,4,15+n,64,21,0,0,0,0,0,0,0,0,0,0,0,5,n,...t,6,1,2])}static audioStsd(e){let 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(t){return e.box(G.mp4a,e.audioStsd(t),e.box(G.esds,e.esds(t)))}static mp3(t){return e.box(G[`.mp3`],e.audioStsd(t))}static ac3(t){return e.box(G[`ac-3`],e.audioStsd(t),e.box(G.dac3,t.config))}static stsd(t){let{segmentCodec:n}=t;if(t.type===`audio`){if(n===`aac`)return e.box(G.stsd,ws,e.mp4a(t));if(n===`ac3`&&t.config)return e.box(G.stsd,ws,e.ac3(t));if(n===`mp3`&&t.codec===`mp3`)return e.box(G.stsd,ws,e.mp3(t))}else if(t.pps&&t.sps){if(n===`avc`)return e.box(G.stsd,ws,e.avc1(t));if(n===`hevc`&&t.vps)return e.box(G.stsd,ws,e.hvc1(t))}else throw Error(`video track missing pps or sps`);throw Error(`unsupported ${t.type} segment codec (${n}/${t.codec})`)}static tkhd(t){let n=t.id,r=(t.duration||0)*(t.timescale||0),i=t.width||0,a=t.height||0,o=Math.floor(r/(zt+1)),s=Math.floor(r%(zt+1));return e.box(G.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,n>>24&255,n>>16&255,n>>8&255,n&255,0,0,0,0,o>>24,o>>16&255,o>>8&255,o&255,s>>24,s>>16&255,s>>8&255,s&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,a>>8&255,a&255,0,0]))}static traf(t,n){let r=e.sdtp(t),i=t.id,a=Math.floor(n/(zt+1)),o=Math.floor(n%(zt+1));return e.box(G.traf,e.box(G.tfhd,new Uint8Array([0,0,0,0,i>>24,i>>16&255,i>>8&255,i&255])),e.box(G.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,a&255,o>>24,o>>16&255,o>>8&255,o&255])),e.trun(t,r.length+16+20+8+16+8+8),r)}static trak(t){return t.duration=t.duration||4294967295,e.box(G.trak,e.tkhd(t),e.mdia(t))}static trex(t){let n=t.id;return e.box(G.trex,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,n&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}static trun(t,n){let r=t.samples||[],i=r.length,a=12+16*i,o=new Uint8Array(a),s,c,l,u,d,f;for(n+=8+a,o.set([+(t.type===`video`),0,15,1,i>>>24&255,i>>>16&255,i>>>8&255,i&255,n>>>24&255,n>>>16&255,n>>>8&255,n&255],0),s=0;s<i;s++)c=r[s],l=c.duration,u=c.size,d=c.flags,f=c.cts,o.set([l>>>24&255,l>>>16&255,l>>>8&255,l&255,u>>>24&255,u>>>16&255,u>>>8&255,u&255,d.isLeading<<2|d.dependsOn,d.isDependedOn<<6|d.hasRedundancy<<4|d.paddingValue<<1|d.isNonSync,d.degradPrio&61440,d.degradPrio&15,f>>>24&255,f>>>16&255,f>>>8&255,f&255],12+16*s);return e.box(G.trun,o)}static initSegment(t){let n=e.moov(t);return yn(e.FTYP,n)}static hvc1(t){let n=t.params,r=[t.vps,t.sps,t.pps],i=new Uint8Array([1,n.general_profile_space<<6|(n.general_tier_flag?32:0)|n.general_profile_idc,n.general_profile_compatibility_flags[0],n.general_profile_compatibility_flags[1],n.general_profile_compatibility_flags[2],n.general_profile_compatibility_flags[3],n.general_constraint_indicator_flags[0],n.general_constraint_indicator_flags[1],n.general_constraint_indicator_flags[2],n.general_constraint_indicator_flags[3],n.general_constraint_indicator_flags[4],n.general_constraint_indicator_flags[5],n.general_level_idc,240|n.min_spatial_segmentation_idc>>8,255&n.min_spatial_segmentation_idc,252|n.parallelismType,252|n.chroma_format_idc,248|n.bit_depth_luma_minus8,248|n.bit_depth_chroma_minus8,0,parseInt(n.frame_rate.fps),3|n.temporal_id_nested<<2|n.num_temporal_layers<<3|(n.frame_rate.fixed?64:0),r.length]),a=i.length;for(let e=0;e<r.length;e+=1){a+=3;for(let t=0;t<r[e].length;t+=1)a+=2+r[e][t].length}let o=new Uint8Array(a);o.set(i,0),a=i.length;let s=r.length-1;for(let e=0;e<r.length;e+=1){o.set(new Uint8Array([32+e|(e===s?128:0),0,r[e].length]),a),a+=3;for(let t=0;t<r[e].length;t+=1)o.set(new Uint8Array([r[e][t].length>>8,r[e][t].length&255]),a),a+=2,o.set(r[e][t],a),a+=r[e][t].length}let c=e.box(G.hvcC,o),l=t.width,u=t.height,d=t.pixelRatio[0],f=t.pixelRatio[1];return e.box(G.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,l>>8&255,l&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]),c,e.box(G.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(G.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,f>>24,f>>16&255,f>>8&255,f&255])))}};vs=Os,Os.FTYP=vs.box(G.ftyp,Ts,Ds,Ts,Es),Os.DINF=vs.box(G.dinf,vs.box(G.dref,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1])));var ks=9e4;function As(e,t,n=1,r=!1){let i=e*t*n;return r?Math.round(i):i}function js(e,t,n=1,r=!1){return As(e,t,1/n,r)}function Ms(e,t=!1){return As(e,1e3,1/ks,t)}function Ns(e,t=1){return As(e,ks,1/t)}function Ps(e){let{baseTime:t,timescale:n,trackId:r}=e;return`${t/n} (${t}/${n}) trackId: ${r}`}var Fs=1e4,Is=1024,Ls=1152,Rs=1536,zs=8589934592;function Bs(e,t,n,r){return{duration:t,size:n,cts:r,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:e?2:1,isNonSync:+!e,paddingValue:0}}}var Vs=class extends We{constructor(e,t,n,r){super(`mp4-remuxer`,r),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=n,this.ISGenerated=!1}destroy(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null}resetTimeStamp(e){let t=this._initPTS;(!t||!e||e.trackId!==t.trackId||e.baseTime!==t.baseTime||e.timescale!==t.timescale)&&this.log(`Reset initPTS: ${t&&Ps(t)} > ${e&&Ps(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,n=e[0].pts,r=e.reduce((e,r)=>{let i=r.pts,a=i-e;return a<-4294967296&&(t=!0,i=Hs(i,n),a=i-e),a>0?e:i},n);return t&&this.debug(`PTS rollover detected`),r}remux(e,t,n,r,i,a,o,s,c){let l,u,d,f,p,m,h=i,g=i,_=!c.iframe&&e.pid>-1,v=t.pid>-1,y=t.samples.length,b=e.samples.length>0,x=o&&y>0||y>1;if((!_||b)&&(!v||x)||this.ISGenerated||o){if(this.ISGenerated){let e=this.videoTrackConfig;(e&&(t.width!==e.width||t.height!==e.height||t.pixelRatio?.[0]!==e.pixelRatio?.[0]||t.pixelRatio?.[1]!==e.pixelRatio?.[1])||!e&&x||this.nextAudioTs===null&&b)&&this.resetInitSegment()}this.ISGenerated||(d=this.generateIS(e,t,i,a));let n=this.isVideoContiguous,r=-1,o;if(x&&(r=Us(t.samples),!n&&this.config.forceKeyFrameOnDiscontinuity)){if(m=!0,r>0){this.warn(`Dropped ${r} out of ${y} video samples due to a missing keyframe`);let e=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(r),t.dropped+=r,g+=(t.samples[0].pts-e)/t.inputTimeScale,o=g}else r===-1&&(this.warn(`No keyframe found out of ${y} video samples`),m=!1)}if(this.ISGenerated){if(b&&x&&i){let n=this.getVideoStartPts(t.samples),r=(Hs(e.samples[0].pts,n)-n)/t.inputTimeScale;h+=Math.max(0,r),g+=Math.max(0,-r)}if(b){if(e.samplerate||(this.warn(`regenerate InitSegment as audio detected`),d=this.generateIS(e,t,i,a)),u=this.remuxAudio(e,h,this.isAudioContiguous,a,v||x||s===z.AUDIO?g:void 0,c),x){let r=u?u.endPTS-u.startPTS:0;t.inputTimeScale||(this.warn(`regenerate InitSegment as video detected`),d=this.generateIS(e,t,i,a)),l=this.remuxVideo(t,g,n,r,c)}}else x&&(l=this.remuxVideo(t,g,n,0,c));l&&(l.firstKeyFrame=r,l.independent=r!==-1,l.firstKeyFramePTS=o)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(n.samples.length&&(p=Ws(n,i,this._initPTS,this._initDTS)),r.samples.length&&(f=Gs(r,i,this._initPTS))),{audio:u,video:l,initSegment:d,independent:m,text:f,id3:p}}computeInitPts(e,t,n,r){let i=Math.round(n*t),a=Hs(e,i);if(a<i)for(this.log(`Adjusting PTS for rollover in timeline near ${(i-a)/t} ${r}`);a<i;)a+=zs;return a-i}generateIS(e,t,n,r){let i=e.samples,a=t.samples,o=this.typeSupported,s={},c=this._initPTS,l=!c||r,u=`audio/mp4`,d,f,p,m=-1;if(l&&(d=f=1/0),e.config&&i.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`}if(s.audio={id:`audio`,container:u,codec:e.codec,initSegment:e.segmentCodec===`mp3`&&o.mpeg?new Uint8Array:Os.initSegment([e]),metadata:{channelCount:e.channelCount}},l){m=e.id,p=e.inputTimeScale;let t=this.computeInitPts(i[0].pts,p,n,`audio`);(!c||p!==c.timescale||n===0&&t<c.baseTime)&&(d=f=t)}}if(t.sps&&t.pps&&a.length){if(t.timescale=t.inputTimeScale,s.video={id:`main`,container:`video/mp4`,codec:t.codec,initSegment:Os.initSegment([t]),metadata:{width:t.width,height:t.height}},l){m=t.id,p=t.inputTimeScale;let e=this.getVideoStartPts(a),r=Hs(a[0].dts,e),i=this.computeInitPts(r,p,n,`video`),o=this.computeInitPts(e,p,n,`video`);(!c||p!==c.timescale||P(d)||n===0&&o<c.baseTime)&&(f=Math.min(f,i),d=Math.min(d,i))}this.videoTrackConfig={width:t.width,height:t.height,pixelRatio:t.pixelRatio}}if(Object.keys(s).length)return this.ISGenerated=!0,l&&P(d)?(c&&this.warn(`Timestamps at playlist time: ${r?``:`~`}${n} ${d/p} != initPTS: ${c.baseTime/c.timescale} (${c.baseTime}/${c.timescale}) trackId: ${c.trackId}`),this.log(`Found initPTS at playlist time: ${n} offset: ${d/p} (${d}/${p}) trackId: ${m}`),this._initPTS={baseTime:d,timescale:p,trackId:m},this._initDTS={baseTime:f,timescale:p,trackId:m}):d=p=void 0,{tracks:s,initPTS:d,timescale:p,trackId:m}}remuxVideo(e,t,n,r,i){let a=e.inputTimeScale,o=e.samples,s=[],c=o.length,l=this._initPTS,u=l.baseTime*a/l.timescale,d=this.nextVideoTs,f=8,p=this.videoSampleDuration,m,h,g=1/0,_=-1/0,v=!1;if(!n||d===null){let e=u+t*a,r=o[0].pts-Hs(o[0].dts,o[0].pts);Rn()&&d!==null&&Math.abs(e-r-(d+u))<15e3?n=!0:d=e-r-u}let y=d+u;for(let e=0;e<c;e++){let t=o[e];t.pts=Hs(t.pts,y),t.dts=Hs(t.dts,y),t.dts<o[e>0?e-1:e].dts&&(v=!0)}v&&o.sort(function(e,t){let n=e.dts-t.dts,r=e.pts-t.pts;return n||r}),m=o[0].dts,h=o[o.length-1].dts;let b=h-m,x=b?Math.round(b/(c-1)):p||e.inputTimeScale/30;if(n){let n=m-y,r=n>x,i=n<-1;if((r||i)&&(r?this.warn(`${(e.segmentCodec||``).toUpperCase()}: ${Ms(n,!0)} ms (${n}dts) hole between fragments detected at ${t.toFixed(3)}`):this.warn(`${(e.segmentCodec||``).toUpperCase()}: ${Ms(-n,!0)} ms (${n}dts) overlapping between fragments detected at ${t.toFixed(3)}`),!i||y>=o[0].pts||Rn())){m=y;let e=o[0].pts-n;if(r)o[0].dts=m,o[0].pts=e;else{let t=!0;for(let r=0;r<o.length&&!(o[r].dts>e&&t);r++){let e=o[r].pts;if(o[r].dts-=n,o[r].pts-=n,r<o.length-1){let n=o[r+1].pts;t=n<=o[r].pts==n<=e}}}this.log(`Video: Initial PTS/DTS adjusted: ${Ms(e,!0)}/${Ms(m,!0)}, delta: ${Ms(n,!0)} ms`)}}m=Math.max(0,m);let S=0,C=0,w=m;for(let e=0;e<c;e++){let t=o[e],n=t.units,r=n.length,i=0;for(let e=0;e<r;e++)i+=n[e].data.length;C+=i,S+=r,t.length=i,t.dts<w?(t.dts=w,w+=x/4|0||1):w=t.dts,g=Math.min(t.pts,g),_=Math.max(t.pts,_)}h=o[c-1].dts;let T=C+4*S+8,E;try{E=new Uint8Array(T)}catch(e){this.observer.emit(L.ERROR,L.ERROR,{type:F.MUX_ERROR,details:I.REMUX_ALLOC_ERROR,fatal:!1,chunkMeta:i,error:e,bytes:T,reason:`fail allocating video mdat ${T}`});return}Gt(E,0,T),Gt(E,4,G.mdat);let D=!1,O=1/0,k=1/0,A=-1/0,j=-1/0;for(let e=0;e<c;e++){let t=o[e],l=t.units,d=0;for(let e=0,t=l.length;e<t;e++){let t=l[e],n=t.data,r=t.data.byteLength;Gt(E,f,r),f+=4,E.set(n,f),f+=r,d+=4+r}let m;if(e<c-1)p=o[e+1].dts-t.dts,m=o[e+1].pts-t.pts;else{let n=this.config,i=e>0?t.dts-o[e-1].dts:x;if(m=e>0?t.pts-o[e-1].pts:x,n.stretchShortVideoTrack&&this.nextAudioTs!==null){let e=Math.floor(n.maxBufferHole*a),o=(r?g+r*a:this.nextAudioTs+u)-t.pts;o>e?(p=o-i,p<0?p=i:D=!0,this.log(`It is approximately ${o/90} ms to the next segment; using duration ${p/90} ms for the last video frame.`)):p=i}else p=i}let h=Math.round(t.pts-t.dts);if(O=Math.min(O,p),A=Math.max(A,p),k=Math.min(k,m),j=Math.max(j,m),!n&&e===0&&h>p){let e=Math.round(h/x)*x;e-h===1&&(this.log(`pad first CTS ${h} -> ${e} of sn: ${i.sn}`),h=e)}s.push(Bs(t.key,p,d,h))}if(s.length){let e=Rn();if(e){if(e<70){let e=s[0].flags;e.dependsOn=2,e.isNonSync=0}}else if(Ln()&&j-k<A-O&&x/A<.025&&s[0].cts===0){this.warn(`Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.`);let e=m;for(let t=0,n=s.length;t<n;t++){let r=e+s[t].duration,i=e+s[t].cts;if(t<n-1){let e=r+s[t+1].cts;s[t].duration=e-i}else s[t].duration=t?s[t-1].duration:x;s[t].cts=0,e=r}}}p=D||!p?x:p;let M=h+p;this.nextVideoTs=d=M-u,this.videoSampleDuration=p,this.isVideoContiguous=!0,i.iframe&&(s.length===1?(s[0].duration=p=i.duration*a,this.nextVideoTs=d=m+p-u):this.warn(`Not adjusting IFrame duration (sample count ${s.length})`));let N={data1:Os.moof(i.sn,m,H(e,{samples:s})),data2:E,startPTS:(g-u)/a,endPTS:(_+p-u)/a,startDTS:(m-u)/a,endDTS:d/a,type:`video`,hasAudio:!1,hasVideo:!0,nb:s.length,dropped:e.dropped};return e.samples=[],e.dropped=0,N}getSamplesPerFrame(e){switch(e.segmentCodec){case`mp3`:return Ls;case`ac3`:return Rs;default:return Is}}remuxAudio(e,t,n,r,i,a){let o=e.inputTimeScale,s=o/(e.samplerate?e.samplerate:o),c=this.getSamplesPerFrame(e),l=c*s,u=this._initPTS,d=e.segmentCodec===`mp3`&&this.typeSupported.mpeg,f=[],p=i!==void 0,m=e.samples,h=d?0:8,g=this.nextAudioTs||-1,_=u.baseTime*o/u.timescale,v=_+t*o;if(this.isAudioContiguous=n||=m.length&&g>0&&(r&&Math.abs(v-(g+_))<9e3||Math.abs(Hs(m[0].pts,v)-(g+_))<20*l),m.forEach(function(e){e.pts=Hs(e.pts,v)}),!n||g<0){let e=m.length;if(m=m.filter(e=>e.pts>=0),e!==m.length&&this.warn(`Removed ${m.length-e} of ${e} samples (initPTS ${_} / ${o})`),!m.length)return;g=i===0?0:r&&!p?Math.max(0,v-_):m[0].pts-_}if(e.segmentCodec===`aac`){let t=this.config.maxAudioFramesDrift;for(let n=0,r=g+_;n<m.length;n++){let i=m[n],a=i.pts,s=a-r,c=Math.abs(1e3*s/o);if(s<=-t*l&&p)n===0&&(this.warn(`Audio frame @ ${(a/o).toFixed(3)}s overlaps marker by ${Math.round(1e3*s/o)} ms.`),this.nextAudioTs=g=a-_,r=a);else if(s>=t*l&&c<Fs&&p){let t=Math.round(s/l);for(r=a-t*l;r<0&&t&&l;)t--,r+=l;n===0&&(this.nextAudioTs=g=r-_),this.warn(`Injecting ${t} audio frames @ ${((r-_)/o).toFixed(3)}s due to ${Math.round(1e3*s/o)} ms gap.`);for(let a=0;a<t;a++){let t=_s.getSilentFrame(e.parsedCodec||e.manifestCodec||e.codec,e.channelCount);t||=(this.log(`Unable to get silent frame for given audio codec; duplicating last frame instead.`),i.unit.subarray()),m.splice(n,0,{unit:t,pts:r}),r+=l,n++}}i.pts=r,r+=l}}let y=null,b=null,x,S=0,C=m.length;for(;C--;)S+=m[C].unit.byteLength;for(let t=0,r=m.length;t<r;t++){let r=m[t],i=r.unit,o=r.pts;if(b!==null){let e=f[t-1];e.duration=Math.round((o-b)/s)}else if(n&&e.segmentCodec===`aac`&&(o=g+_),y=o,S>0){S+=h;try{x=new Uint8Array(S)}catch(e){this.observer.emit(L.ERROR,L.ERROR,{type:F.MUX_ERROR,details:I.REMUX_ALLOC_ERROR,fatal:!1,chunkMeta:a,error:e,bytes:S,reason:`fail allocating audio mdat ${S}`});return}d||(Gt(x,0,S),Gt(x,4,G.mdat))}else return;x&&x.set(i,h);let l=i.byteLength;h+=l,f.push(Bs(!0,c,l,0)),b=o}let w=f.length;if(!w)return;let T=f[f.length-1];g=b-_,this.nextAudioTs=g+s*T.duration;let E=d?new Uint8Array:Os.moof(e.sequenceNumber++,y/s,H({},e,{samples:f}));e.samples=[];let D=(y-_)/o,O=this.nextAudioTs/o,k={data1:E,data2:x,startPTS:D,endPTS:O,startDTS:D,endDTS:O,type:`audio`,hasAudio:!0,hasVideo:!1,nb:w};return this.isAudioContiguous=!0,k}};function Hs(e,t){let n;if(t===null)return e;for(n=t<e?-8589934592:zs;Math.abs(e-t)>4294967296;)e+=n;return e}function Us(e){for(let t=0;t<e.length;t++)if(e[t].key)return t;return-1}function Ws(e,t,n,r){let i=e.samples.length;if(!i)return;let a=e.inputTimeScale;for(let o=0;o<i;o++){let i=e.samples[o];i.pts=Hs(i.pts-n.baseTime*a/n.timescale,t*a)/a,i.dts=Hs(i.dts-r.baseTime*a/r.timescale,t*a)/a}let o=e.samples;return e.samples=[],{samples:o}}function Gs(e,t,n){let r=e.samples.length;if(!r)return;let i=e.inputTimeScale;for(let a=0;a<r;a++){let r=e.samples[a];r.pts=Hs(r.pts-n.baseTime*i/n.timescale,t*i)/i}e.samples.sort((e,t)=>e.pts-t.pts);let a=e.samples;return e.samples=[],{samples:a}}var Ks=class extends We{constructor(e,t,n,r){super(`passthrough-remuxer`,r),this.observer=void 0,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,this.videoOnlyRemux=!1,this.decryptdata=null,this.pendingInitSegment=void 0,this.observer=e}destroy(){this.observer&&this.observer.removeAllListeners(),this.observer=null}resetTimeStamp(e){this.lastEndTime=null;let 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,n,r){this.audioCodec=t,this.videoCodec=n,this.decryptdata=r,this.pendingInitSegment=e,this.videoOnlyRemux=!1,this.initTracks=void 0,this.initData=void 0,this.emitInitSegment=!0}generateInitSegment(e,t,n){this.videoOnlyRemux=!1;let{audioCodec:r,videoCodec:i}=this;if(!(e!=null&&e.byteLength)){this.initTracks=void 0,this.initData=void 0;return}let{audio:a,video:o}=this.initData=n||en(e);if(t)cn(e,t);else{let e=a||o;e!=null&&e.encrypted&&this.warn(`Init segment with encrypted track with has no key ("${e.codec}")!`)}a&&(r=Zs(a,B.AUDIO,this)),o&&(i=Zs(o,B.VIDEO,this));let s={};a&&o?s.audiovideo={container:`video/mp4`,codec:r+`,`+i,supplemental:o.supplemental,encrypted:o.encrypted,initSegment:e,id:`main`}:a?s.audio={container:`audio/mp4`,codec:r,encrypted:a.encrypted,initSegment:e,id:`audio`}:o?s.video={container:`video/mp4`,codec:i,supplemental:o.supplemental,encrypted:o.encrypted,initSegment:e,id:`main`}:this.warn(`initSegment does not contain moov or trak boxes.`),this.initTracks=s}remux(e,t,n,r,i,a,o,s,c,l,u){var d,f;let{initPTS:p,lastEndTime:m}=this,h={audio:void 0,video:void 0,text:void 0,id3:n,initSegment:void 0};P(m)||(m=this.lastEndTime=i||0);let g=t.samples;if(!g.length)return h;let _=this.pendingInitSegment;_&&(this.pendingInitSegment=void 0,this.generateInitSegment(_,this.decryptdata,l));let v={initPTS:void 0,timescale:void 0,trackId:void 0},y=this.initData;if((d=y)!=null&&d.length||(this.generateInitSegment(g),y=this.initData),!((f=y)!=null&&f.length))return this.warn(`Failed to generate initSegment.`),h;if(c.iframe&&y.audio&&y.video){var b;let e=(b=this.initTracks)==null||(b=b.audiovideo)==null?void 0:b.initSegment,t=e?Yt(e):null;if(t){var x;this.log(`Converted muxed init segment to video-only for I-Frame playback`),this.generateInitSegment(t,this.decryptdata),(x=this.initData)!=null&&x.length&&(y=this.initData,this.emitInitSegment=!0,this.videoOnlyRemux=!0)}}this.emitInitSegment&&=(v.tracks=this.initTracks,h.initSegment=v,!1);let S=c.iframe,C=u&&(!S||u.includeSampleDetails)?u.tracks:hn(g,y,c,this,S),w=y.audio?C[y.audio.id]:null,T=y.video?C[y.video.id]:null,E=!!y.audio,D=!!y.video,O=``;E&&(O+=`audio`),D&&(O+=`video`);let k=qs(T,1/0),A=qs(w,1/0),j=qs(T,0,!0),M=qs(w,0,!0),N=i,ee=0;T&&w&&y.audio&&(A>j||k>M)&&this.warn(`audio and video track sample timestamps do not overlap. v: ${k}-${j} a: ${A}-${M}}`,T,w);let te=!!w&&(!T||!p&&A<k||!!p&&p.trackId===y.audio.id),ne=te?w:T;if(!ne)return this.log(`No media samples found in ${s} ${c.level} ${c.part===-1?``:`part: ${c.part} of`} sn: ${c.sn} at playlist time: ${i}`),h;let re=g,ie,ae;if(T&&T.sampleCount>=1&&y.video&&c.iframe){let{trun:e,start:t}=T,n=e.length===1,r=e.length?n?e[0].samples:e[0].samples.concat(...e.slice(1).map(e=>e.samples)):[];if(r.length){let i=e[0],a=i;for(let t=e.length;t--;)if(e[t].samples.length){a=e[t];break}let o=a.lastSampleDurationOffset,{defaultSampleDurationOffset:s}=i,l=Math.abs(c.duration-(j-k))>.05,u=r.length<T.sampleCount;if(!(l||u||this.videoOnlyRemux||!n))ee=j-k;else{let e=u?a.sampleOffset+a.samples.reduce((e,t)=>e+t.size,0):void 0,n=l?c.duration:j-k,i=Ys(r,n*y.video.timescale,o,s),d=Xt(g,y.video.id,r.length,e,i);d?(re=d,ae=Js(t,r)):this.warn(`IFrame remux skipped (sn ${c.sn}); using native sample duration`),ee=d&&i?n:j-k}}else this.warn(`Could not remux IFrame track fragment (no samples in range, trun count ${e.length})`),ee=j-k}else ee=te?M-A:j-k;if(this.videoOnlyRemux&&re===g)return this.warn(`Dropping muxed I-Frame fragment that could not be remuxed to video-only (sn: ${c.sn})`),h;let oe=ne.timescale,se=ne.start-i*oe,ce=te?y.audio.id:y.video.id;if(N=ne.start/oe,(a||!p)&&(Xs(p,N,i,ee)||oe!==p.timescale)){let e=!1,t=te?`audio`:`video`;if(p){let n=i===0?1+N/1:N/i;e=N>=0&&Math.abs(1-n)<.001,this.log(`${t} timestamps in track ${ce} at playlist time: ${a?``:`~`}${i} maps to ${N} with initPTS: ${p.baseTime/p.timescale} (${se/oe-p.baseTime/p.timescale}s diff) (${O}) drift estimate: ${n} ${e?`(ignoring drift)`:`remapping timestamps (initPTS)`}`)}e||(this.log(`Found initPTS in ${t} track ${ce} at playlist time: ${i} offset: ${N-i} (${se}/${oe})`),p=null,v.initPTS=se,v.timescale=oe,v.trackId=ce)}p?(v.initPTS=p.baseTime,v.timescale=p.timescale,v.trackId=p.trackId):((!v.timescale||v.trackId===void 0||v.initPTS===void 0)&&(this.warn(`Could not set initPTS`),v.initPTS=N,v.timescale=1,v.trackId=-1),this.initPTS=p={baseTime:v.initPTS,timescale:v.timescale,trackId:v.trackId});let le=N-p.baseTime/p.timescale,ue=le+ee,de=D&&ne?.ptsMin!==void 0?ne.ptsMin/ne.timescale-p.baseTime/p.timescale:le,fe=ae!==void 0&&T?ae/T.timescale-p.baseTime/p.timescale:D&&ne!=null&&ne.ptsMax?ne.ptsMax/ne.timescale-p.baseTime/p.timescale:ue;ee>0?this.lastEndTime=ue:(this.warn(`Duration parsed from mp4 should be greater than zero`),this.resetNextTimestamp());let F=(y.audio?y.audio.encrypted:!1)||(y.video?y.video.encrypted:!1),I={data1:re,data2:ie,startPTS:de,startDTS:le,endPTS:fe,endDTS:ue,type:O,hasAudio:E,hasVideo:D,nb:1,dropped:0,encrypted:F};h.audio=E&&!D?I:void 0,h.video=D?I:void 0;let L=this.isVideoContiguous,pe=T?.sampleCount;if(pe){let e=T.keyFrameIndex,t=e!==-1;I.nb=pe,I.dropped=e===0||L?0:t?e:pe,I.independent=t,I.firstKeyFrame=e,t&&T.keyFrameStart&&(I.firstKeyFramePTS=(T.keyFrameStart-p.baseTime)/p.timescale),L||(h.independent=t),this.isVideoContiguous||=t,I.dropped&&this.warn(`fmp4 does not start with IDR: firstIDR ${e}/${pe} dropped: ${I.dropped} start: ${I.firstKeyFramePTS||`NA`}`)}return h.initSegment=v,h.id3=Ws(n,i,p,p),r.samples.length&&(h.text=Gs(r,i,p)),h}};function qs(e,t,n=!1){return e?.start===void 0?t:(e.start+(n?e.duration:0))/e.timescale}function Js(e,t){let n=e,r=e;for(let e=0;e<t.length;e++){let{cts:i,duration:a}=t[e];r=Math.max(r,n+(i||0)+a),n+=a}return r}function Ys(e,t,n,r){if(n!==void 0){let r=e[e.length-1],i=t;for(let t=0;t<e.length-1;t++)i-=e[t].duration;return i<=0&&(i=r.duration),r.duration=i,{durationOffset:n,value:i}}if(r===void 0)return;let i=Math.round(t/e.length);for(let t=0;t<e.length;t++)e[t].duration=i;return{durationOffset:r,value:i}}function Xs(e,t,n,r){if(e===null)return!0;let i=Math.max(r,1),a=t-e.baseTime/e.timescale;return Math.abs(a-n)>=i}function Zs(e,t,n){let r=e.codec;return r&&r.length>4?r:t===B.AUDIO?r===`ec-3`||r===`ac-3`||r===`alac`?r:r===`fLaC`||r===`Opus`?$n(r,!1):(n.warn(`Unhandled audio codec "${r}" in mp4 MAP`),r||`mp4a`):r===`mjpg`?r:(n.warn(`Unhandled video codec "${r}" in mp4 MAP`),r||`avc1`)}var Qs;try{Qs=self.performance.now.bind(self.performance)}catch{Qs=Date.now}var $s=[{demux:$o,remux:Ks},{demux:ls,remux:Vs},{demux:qo,remux:Vs},{demux:Zo,remux:Vs}];$s.splice(2,0,{demux:Yo,remux:Vs});var ec=class{constructor(e,t,n,r,i,a){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=n,this.id=i,this.logger=a}configure(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()}push(e,t,n,r){if(!this.observer)return nc(n);let i=n.transmuxing;i.executeStart=Qs();let a=new Uint8Array(e),{currentTransmuxState:o,transmuxConfig:s}=this;r&&(this.currentTransmuxState=r);let{contiguous:c,discontinuity:l,trackSwitch:u,accurateTimeOffset:d,timeOffset:f,initSegmentChange:p}=r||o,{audioCodec:m,videoCodec:h,defaultInitPts:g,duration:_,initSegmentData:v}=s,y=tc(a,t);if(y&&qi(y.method)){let e=this.getDecrypter(),t=Ji(y.method);return this.asyncResult=!0,this.decryptionPromise=e.decrypt(a,y.key.buffer,y.iv.buffer,t,n.decryptRange).then(e=>{let t=this.push(e,null,n);return this.decryptionPromise=null,t}),this.decryptionPromise}let b=this.needsProbing(l,u);if(b){let e=n.iframe&&v&&ls.probe(v,this.logger)?v:a,t=this.configureTransmuxer(e);if(t)return this.logger.warn(`[transmuxer] ${t.message}`),this.observer.emit(L.ERROR,L.ERROR,{type:F.MEDIA_ERROR,details:I.FRAG_PARSING_ERROR,fatal:!1,error:t,reason:t.message}),i.executeEnd=Qs(),nc(n)}(l||u||p||b)&&this.resetInitSegment(v,m,h,_,t,n),(l||p||b)&&this.resetInitialTimestamp(g),c||this.resetContiguity();let x=this.transmux(a,y,f,d,n);this.asyncResult=rc(x);let S=this.currentTransmuxState;return S.contiguous=!0,S.discontinuity=!1,S.trackSwitch=!1,i.executeEnd=Qs(),x}flush(e){let t=e.transmuxing;t.executeStart=Qs();let{decrypter:n,currentTransmuxState:r,decryptionPromise:i}=this;if(i)return this.asyncResult=!0,i.then(()=>this.flush(e));let a=[],{timeOffset:o}=r;if(n){let t=n.flush();t&&a.push(this.push(t.buffer,null,e))}let{demuxer:s,remuxer:c}=this;if(!s||!c){t.executeEnd=Qs();let n=[nc(e)];return this.asyncResult?Promise.resolve(n):n}let l=s.flush(o,e);return rc(l)?(this.asyncResult=!0,l.then(t=>(this.flushRemux(a,t,e),a))):(this.flushRemux(a,l,e),this.asyncResult?Promise.resolve(a):a)}flushRemux(e,t,n){if(!this.remuxer)return;let{audioTrack:r,videoTrack:i,id3Track:a,textTrack:o}=t,{accurateTimeOffset:s,timeOffset:c}=this.currentTransmuxState;this.logger.log(`[transmuxer.ts]: Flushed ${this.id} sn: ${n.sn}${n.part>-1?` part: `+n.part:``} of ${this.id} playlist ${n.level}`);let l=this.remuxer.remux(r,i,a,o,c,s,!0,this.id,n,t.initData,t.sampleData);e.push({remuxResult:l,chunkMeta:n}),n.transmuxing.executeEnd=Qs()}resetInitialTimestamp(e){let{demuxer:t,remuxer:n}=this;!t||!n||(t.resetTimeStamp(e),n.resetTimeStamp(e))}resetContiguity(){let{demuxer:e,remuxer:t}=this;!e||!t||(e.resetContiguity(),t.resetNextTimestamp())}resetInitSegment(e,t,n,r,i,a){let{demuxer:o,remuxer:s}=this;!o||!s||(o.resetInitSegment(e,t,n,r,i,a),s.resetInitSegment(e,t,n,i))}destroy(){this.demuxer&&=(this.demuxer.destroy(),void 0),this.remuxer&&=(this.remuxer.destroy(),void 0),this.observer&&this.observer.removeAllListeners(),this.decryptionPromise=null,this.decrypter=this.observer=void 0,this.logger=this.config=this.probe=void 0}transmux(e,t,n,r,i){let a;return a=t?.method===`SAMPLE-AES`?this.transmuxSampleAes(e,t,n,r,i):this.transmuxUnencrypted(e,n,r,i),a}transmuxUnencrypted(e,t,n,r){let{demuxer:i,remuxer:a}=this;if(!i||!a)return nc(r);let o=i.demux(e,t,r,!1,!this.config.progressive),{audioTrack:s,videoTrack:c,id3Track:l,textTrack:u}=o;return{remuxResult:a.remux(s,c,l,u,t,n,!1,this.id,r,o.initData,o.sampleData),chunkMeta:r}}transmuxSampleAes(e,t,n,r,i){return this.demuxer?this.demuxer.demuxSampleAes(e,t,n,i).then(e=>({remuxResult:this.remuxer.remux(e.audioTrack,e.videoTrack,e.id3Track,e.textTrack,n,r,!1,this.id,i,e.initData,e.sampleData),chunkMeta:i})):Promise.reject(Error(`no demuxer`))}configureTransmuxer(e){let{config:t,observer:n,typeSupported:r}=this;if(!n)return;let i;try{for(let t=0,n=$s.length;t<n;t++){var a;if((a=$s[t].demux)!=null&&a.probe(e,this.logger)){i=$s[t];break}}}catch(e){return e}if(!i)return Error(`Failed to find demuxer by probing fragment data`);let o=this.demuxer,s=this.remuxer,c=i.demux,l=i.remux;(!o||!(o instanceof c))&&(this.logger.log(`Using ${c.name}`),this.demuxer=new c(n,t,r,this.logger),this.probe=c.probe),(!s||!(s instanceof l))&&(this.logger.log(`Using ${l.name}`),this.remuxer=new l(n,t,r,this.logger))}needsProbing(e,t){return!this.demuxer||!this.remuxer||e||t}getDecrypter(){let e=this.decrypter;return e||=this.decrypter=new yi(this.config),e}};function tc(e,t){let n=null;return e.byteLength>0&&t?.key!=null&&t.iv!==null&&t.method!=null&&(n=t),n}var nc=e=>({remuxResult:{},chunkMeta:e});function rc(e){return`then`in e&&e.then instanceof Function}var ic=class{constructor(e,t,n,r,i){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=e,this.videoCodec=t,this.initSegmentData=n,this.duration=r,this.defaultInitPts=i||null}},ac=class{constructor(e,t,n,r,i,a){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=e,this.contiguous=t,this.accurateTimeOffset=n,this.trackSwitch=r,this.timeOffset=i,this.initSegmentChange=a}},oc=0,sc=class{constructor(e,t,n,r){this.error=null,this.hls=void 0,this.id=void 0,this.instanceNo=oc++,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.onWorkerMessage=e=>{let t=e.data,n=this.hls;if(!(!n||!(t!=null&&t.event)||t.instanceNo!==this.instanceNo))switch(t.event){case`init`:{let e=this.workerContext?.objectURL;e&&self.URL.revokeObjectURL(e);break}case`transmuxComplete`:this.handleTransmuxComplete(t.data);break;case`flush`:this.onFlush(t.data);break;case`workerLog`:n.logger[t.data.logType]&&n.logger[t.data.logType](t.data.message);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.part=this.part,t.data.id=this.id,n.trigger(t.event,t.data)}},this.onWorkerError=e=>{if(!this.hls)return;let t=Error(`${e.message}  (${e.filename}:${e.lineno})`);this.hls.config.enableWorker=!1,this.hls.logger.warn(`Error in "${this.id}" Web Worker, fallback to inline`),this.hls.trigger(L.ERROR,{type:F.OTHER_ERROR,details:I.INTERNAL_EXCEPTION,fatal:!1,event:`demuxerWorker`,error:t})};let i=e.config;this.hls=e,this.id=t,this.useWorker=!!i.enableWorker,this.onTransmuxComplete=n,this.onFlush=r;let a=(e,t)=>{t||={},t.frag=this.frag||void 0,e===L.ERROR&&(t=t,t.parent=this.id,t.part=this.part,this.error=t.error),this.hls.trigger(e,t)};this.observer=new po,this.observer.on(L.FRAG_DECRYPTED,a),this.observer.on(L.ERROR,a);let o=ar(i.preferManagedMediaSource);if(this.useWorker&&typeof Worker<`u`){let n=this.hls.logger;if(i.workerPath||go()){try{i.workerPath?(n.log(`loading Web Worker ${i.workerPath} for "${t}"`),this.workerContext=vo(i.workerPath)):(n.log(`injecting Web Worker for "${t}"`),this.workerContext=_o());let{worker:e}=this.workerContext;e.addEventListener(`message`,this.onWorkerMessage),e.addEventListener(`error`,this.onWorkerError),e.postMessage({instanceNo:this.instanceNo,cmd:`init`,typeSupported:o,id:t,config:J(i)})}catch(r){n.warn(`Error setting up "${t}" Web Worker, fallback to inline`,r),this.terminateWorker(),this.error=null,this.transmuxer=new ec(this.observer,o,i,``,t,e.logger)}return}}this.transmuxer=new ec(this.observer,o,i,``,t,e.logger)}reset(){if(this.frag=null,this.part=null,this.workerContext){let e=this.instanceNo;this.instanceNo=oc++;let t=this.hls.config,n=ar(t.preferManagedMediaSource);this.workerContext.worker.postMessage({instanceNo:this.instanceNo,cmd:`reset`,resetNo:e,typeSupported:n,id:this.id,config:J(t)})}}terminateWorker(){if(this.workerContext){let{worker:e}=this.workerContext;this.workerContext=null,e.removeEventListener(`message`,this.onWorkerMessage),e.removeEventListener(`error`,this.onWorkerError),yo(this.hls.config.workerPath)}}destroy(){if(this.workerContext)this.terminateWorker(),this.onWorkerMessage=this.onWorkerError=null;else{let e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}let e=this.observer;e&&e.removeAllListeners(),this.frag=null,this.part=null,this.observer=null,this.hls=null}push(e,t,n,r,i,a,o,s,c,l){c.transmuxing.start=self.performance.now();let{instanceNo:u,transmuxer:d}=this,f=a?a.start:i.start,p=i.decryptdata,m=this.frag,h=!m||i.cc!==m.cc,g=!m||c.level!==m.level,_=m?c.sn-m.sn:-1,v=this.part?c.part-this.part.index:-1,y=_===0&&c.id>1&&c.id===m?.stats.chunkCount,b=!g&&(_===1||_===0&&(v===1||y&&v<=0)),x=self.performance.now();(g||_||i.stats.parsing.start===0)&&(i.stats.parsing.start=x),a&&(v||!b)&&(a.stats.parsing.start=x);let S=!(m&&i.initSegment?.url===m.initSegment?.url),C=new ac(h,b,s,g,f,S);if(!b||h||S){this.hls.logger.log(`[transmuxer-interface]: Starting new transmux session for ${i.type} sn: ${c.sn}${c.part>-1?` part: `+c.part:``} ${this.id} playlist: ${c.level} id: ${c.id}
        discontinuity: ${h}
        trackSwitch: ${g}
        contiguous: ${b}
        accurateTimeOffset: ${s}
        timeOffset: ${f}
        initSegmentChange: ${S}`);let e=new ic(n,r,t,o,l);this.configureTransmuxer(e)}if(this.frag=i,this.part=a,this.workerContext)this.workerContext.worker.postMessage({instanceNo:u,cmd:`demux`,data:e,decryptdata:p,chunkMeta:c,state:C},e instanceof ArrayBuffer?[e]:[]);else if(d){let t=d.push(e,p,c,C);rc(t)?t.then(e=>{this.handleTransmuxComplete(e)}).catch(e=>{this.transmuxerError(e,c,`transmuxer-interface push error`)}):this.handleTransmuxComplete(t)}}flush(e){e.transmuxing.start=self.performance.now();let{instanceNo:t,transmuxer:n}=this;if(this.workerContext)this.workerContext.worker.postMessage({instanceNo:t,cmd:`flush`,chunkMeta:e});else if(n){let t=n.flush(e);rc(t)?t.then(t=>{this.handleFlushResult(t,e)}).catch(t=>{this.transmuxerError(t,e,`transmuxer-interface flush error`)}):this.handleFlushResult(t,e)}}transmuxerError(e,t,n){this.hls&&(this.error=e,this.hls.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.FRAG_PARSING_ERROR,chunkMeta:t,frag:this.frag||void 0,part:this.part||void 0,fatal:!1,error:e,err:e,reason:n}))}handleFlushResult(e,t){e.forEach(e=>{this.handleTransmuxComplete(e)}),this.onFlush(t)}configureTransmuxer(e){let{instanceNo:t,transmuxer:n}=this;this.workerContext?this.workerContext.worker.postMessage({instanceNo:t,cmd:`configure`,config:e}):n&&n.configure(e)}handleTransmuxComplete(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)}},cc=100,lc=class extends io{constructor(e,t,n){super(e,t,n,`audio-stream-controller`,z.AUDIO),this.mainAnchor=null,this.mainFragLoading=null,this.audioOnly=!1,this.bufferedTrack=null,this.switchingTrack=null,this.trackId=-1,this.nextTrackId=-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();let{hls:e}=this;e.on(L.LEVEL_LOADED,this.onLevelLoaded,this),e.on(L.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.on(L.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(L.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(L.BUFFER_RESET,this.onBufferReset,this),e.on(L.BUFFER_CREATED,this.onBufferCreated,this),e.on(L.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(L.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(L.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(L.FRAG_LOADING,this.onFragLoading,this),e.on(L.FRAG_BUFFERED,this.onFragBuffered,this)}unregisterListeners(){let{hls:e}=this;e&&(super.unregisterListeners(),e.off(L.LEVEL_LOADED,this.onLevelLoaded,this),e.off(L.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.off(L.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(L.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(L.BUFFER_RESET,this.onBufferReset,this),e.off(L.BUFFER_CREATED,this.onBufferCreated,this),e.off(L.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(L.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(L.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(L.FRAG_LOADING,this.onFragLoading,this),e.off(L.FRAG_BUFFERED,this.onFragBuffered,this))}onInitPtsFound(e,t){let{frag:n,id:r,initPTS:i,timescale:a,trackId:o,timestampOffsets:s}=t;if(r===z.MAIN){let e=n.cc,t=this.fragCurrent;if(this.initPTS=s,this.log(`InitPTS for cc: ${e} found from main: ${i/a} (${i}/${a}) trackId: ${o}`),this.mainAnchor=n,this.state===$.WAITING_INIT_PTS){let t=this.waitingData;(!t&&!this.loadingParts||t&&t.frag.cc!==e)&&this.syncWithAnchor(n,t?.frag)}else!this.hls.hasEnoughToStart&&t&&t.cc!==e?(t.abortRequests(),this.syncWithAnchor(n,t)):this.state===$.IDLE&&this.tick()}}getLoadPosition(){return!this.startFragRequested&&this.nextLoadPosition>=0&&this.switchingTrack?.flushImmediate!==!1?this.nextLoadPosition:super.getLoadPosition()}syncWithAnchor(e,t){let n=this.mainFragLoading?.frag||null;if(t&&n?.cc===t.cc)return;let r=(n||e).cc,i=$r(this.getLevelDetails(),r,this.getLoadPosition());i&&(this.log(`Syncing with main frag at ${i.start} cc ${i.cc}`),this.startFragRequested=!1,this.nextLoadPosition=i.start,this.resetLoadingState(),this.state===$.IDLE&&this.doTickIdle())}startLoad(e,t){if(!this.levels){this.startPosition=e,this.state=$.STOPPED;return}let n=this.lastCurrentTime;this.stopLoad(),this.setInterval(cc),n>0&&e===-1&&!t&&this.initPTS.length&&(this.log(`Override startPosition with lastCurrentTime @${n.toFixed(3)}`),e=n),this.state=$.IDLE,this.nextLoadPosition=this.lastCurrentTime=e+this.timelineOffset,this.startPosition=t?-1:e,!t&&!this.fragmentTracker.hasFragments(this.playlistType)&&(this.startFragRequested=!1),this.tick()}doTick(){switch(this.state){case $.IDLE:this.doTickIdle();break;case $.WAITING_TRACK:{let{levels:e,trackId:t}=this,n=e?.[t],r=n?.details;if(r&&!this.waitForLive(n)){if(this.waitForCdnTuneIn(r))break;this.state=$.WAITING_INIT_PTS}break}case $.FRAG_LOADING_WAITING_RETRY:this.checkRetryDate();break;case $.WAITING_INIT_PTS:{let e=this.waitingData;if(e){let{frag:t,part:n,cache:r,complete:i}=e,a=this.mainAnchor;if(this.initPTS[t.cc]!==void 0){this.waitingData=null,this.state=$.FRAG_LOADING;let e={frag:t,part:n,payload:r.flush().buffer,networkDetails:null};this._handleFragmentLoadProgress(e),i&&super._handleFragmentLoadComplete(e)}else a&&a.cc!==e.frag.cc&&this.syncWithAnchor(a,e.frag)}else this.state=$.IDLE}}this.onTickEnd()}resetLoadingState(){let e=this.waitingData;e&&(this.fragmentTracker.removeFragment(e.frag),this.waitingData=null),super.resetLoadingState()}onTickEnd(){let{media:e}=this;e!=null&&e.readyState&&(this.lastCurrentTime=e.currentTime,this.checkFragmentChanged())}doTickIdle(){let{hls:e,levels:t,media:n,trackId:r}=this,i=e.config;if(!this.buffering||!n&&!this.primaryPrefetch&&(this.startFragRequested||!i.startFragPrefetch)||!(t!=null&&t[r]))return;let a=t[r],o=a.details;if(!o||this.waitForLive(a)||this.waitForCdnTuneIn(o)){this.state=$.WAITING_TRACK,this.startFragRequested=!1;return}let s=this.getBufferOutput();this.bufferFlushed&&s&&(this.bufferFlushed=!1,this.afterBufferFlushed(s,B.AUDIO));let c=this.getFwdBufferInfo();if(c===null)return;if(!this.switchingTrack&&this._streamEnded(c,o)){e.trigger(L.BUFFER_EOS,{type:`audio`}),this.state=$.ENDED;return}let l=c.len,u=e.maxBufferLength,d=o.fragments,f=d[0].start,p=this.getLoadPosition(),m=this.flushing||this.switchingTrack&&!this.switchingTrack.flushImmediate?p:c.end;if(this.switchingTrack&&n){let e=p;o.PTSKnown&&e<f&&e>=this.timelineOffset&&(c.end>f||c.nextStart)&&(this.log(`Alt audio track ahead of main track, seek to start of alt audio track ${e} -> ${f} + 0.05`),n.currentTime=f+.05)}if(l>=u&&!this.switchingTrack&&m<d[d.length-1].start)return;let h=this.getNextFragment(m,o);if(h&&this.isLoopLoading(h,m)&&(h=this.getNextFragmentLoopLoading(h,o,c,z.MAIN,u)),!h){this.bufferFlushed=!0;return}if(this.exceedsMaxBuffer(c,u,h))return;let g=this.mainFragLoading?.frag||null;if(!this.audioOnly&&this.startFragRequested&&g&&V(h)&&!h.endList&&(!o.live||!this.loadingParts&&m<this.hls.liveSyncPosition)&&(this.fragmentTracker.getState(g)===si.OK&&(this.mainFragLoading=g=null),g&&V(g))){if(h.start>g.end){let e=this.fragmentTracker.getFragAtPos(m,z.MAIN);e&&e.end>g.end&&(g=e,this.mainFragLoading={frag:e,targetBufferTime:null})}if(h.start>g.end)return}this.loadFragment(h,a,m)}onMediaDetaching(e,t){this.bufferFlushed=this.flushing=!1,super.onMediaDetaching(e,t)}onAudioTracksUpdated(e,{audioTracks:t}){this.resetTransmuxer(),this.levels=t.map(e=>new Er(e))}onAudioTrackSwitching(e,t){let n=!!t.url;this.trackId=t.id;let{fragCurrent:r}=this;r&&(r.abortRequests(),this.removeUnbufferedFrags(r.start)),this.resetLoadingState(),n?(this.switchingTrack=t,t.flushImmediate||(this.nextTrackId=t.id,this.nextLevelSwitch()),this.flushAudioIfNeeded(t),this.state!==$.STOPPED&&(this.setInterval(cc),this.state=$.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;let n=this.cachedTrackLoadedData;n&&(this.cachedTrackLoadedData=null,this.onAudioTrackLoaded(L.AUDIO_TRACK_LOADED,n))}onAudioTrackLoaded(e,t){var n;let{levels:r}=this,{details:i,id:a,groupId:o,track:s}=t;if(!r){this.warn(`Audio tracks reset while loading track ${a} "${s.name}" of "${o}"`);return}let c=this.mainDetails;if(!c||i.endCC>c.endCC||c.expired){this.cachedTrackLoadedData=t,this.state!==$.STOPPED&&(this.state=$.WAITING_TRACK);return}this.cachedTrackLoadedData=null,this.log(`Audio track ${a} "${s.name}" of "${o}" loaded [${i.startSN},${i.endSN}]${i.lastPartSn?`[part-${i.lastPartSn}-${i.lastPartIndex}]`:``},duration:${i.totalduration}`);let l=r[a],u=0;if(i.live||(n=l.details)!=null&&n.live){if(this.checkLiveUpdate(i),i.deltaUpdateFailed)return;l.details&&(u=this.alignPlaylists(i,l.details,this.levelLastLoaded?.details)),i.alignedSliding||(eo(c,i,this),u=i.fragmentStart)}l.details=i,this.levelLastLoaded=l,this.startFragRequested||this.setStartPosition(c,u),this.hls.trigger(L.AUDIO_TRACK_UPDATED,{details:i,id:a,groupId:t.groupId}),this.state===$.WAITING_TRACK&&!this.waitForCdnTuneIn(i)&&(this.state=$.IDLE),this.tick()}_handleFragmentLoadProgress(e){let t=e.frag,{part:n,payload:r}=e,{config:i,trackId:a,levels:o}=this;if(!o){this.warn(`Audio tracks were reset while fragment load was in progress. Fragment ${t.sn} of level ${t.level} will not be buffered`);return}let s=o[a];if(!s){this.warn(`Audio track is undefined on fragment load progress`);return}let c=s.details;if(!c){this.warn(`Audio track details undefined on fragment load progress`),this.removeUnbufferedFrags(t.start);return}let l=i.defaultAudioCodec||s.audioCodec||`mp4a.40.2`,u=this.transmuxer;u||=this.transmuxer=new sc(this.hls,z.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this));let d=this.initPTS[t.cc],f=t.initSegment?.data;if(d!==void 0){let e=n?n.index:-1,i=e!==-1,a=new Oi(t.level,t.sn,t.stats.chunkCount,r.byteLength,e,i,t.duration);u.push(r,f,l,``,t,n,c.totalduration,!1,a,d)}else{this.log(`Unknown video PTS for cc ${t.cc}, waiting for video PTS before demuxing audio frag ${t.sn} of [${c.startSN} ,${c.endSN}],track ${a}`);let{cache:e}=this.waitingData=this.waitingData||{frag:t,part:n,cache:new so,complete:!1};e.push(new Uint8Array(r)),this.state!==$.STOPPED&&(this.state=$.WAITING_INIT_PTS)}}_handleFragmentLoadComplete(e){if(this.waitingData){this.waitingData.complete=!0;return}super._handleFragmentLoadComplete(e)}onBufferReset(){this.mediaBuffer=null}onBufferCreated(e,t){this.bufferFlushed=this.flushing=!1;let n=t.tracks.audio;n&&(this.mediaBuffer=n.buffer||null)}onFragLoading(e,t){!this.audioOnly&&t.frag.type===z.MAIN&&V(t.frag)&&(this.mainFragLoading=t,this.state===$.IDLE&&this.tick())}onFragBuffered(e,t){let{frag:n,part:r}=t;if(n.type!==z.AUDIO){!this.audioOnly&&n.type===z.MAIN&&!n.elementaryStreams.video&&!n.elementaryStreams.audiovideo&&(this.audioOnly=!0,this.mainFragLoading=null);return}if(this.fragContextChanged(n)){this.warn(`Fragment ${n.sn}${r?` p: `+r.index:``} of level ${n.level} finished buffering, but was aborted. state: ${this.state}, audioSwitch: ${this.switchingTrack?this.switchingTrack.name:`false`}`);return}if(V(n)){let e=this.switchingTrack;e&&(this.bufferedTrack=e)}this.fragBufferedComplete(n,r),this.media&&this.tick()}getFwdBufferInfo(){let e=this.getBufferOutput();return super.getFwdBufferInfo(e,z.AUDIO)}getBufferOutput(){return this.mediaBuffer?this.mediaBuffer:this.media}checkFragmentChanged(){let e=this.fragPlaying;if(!this.checkFragPlaying())return!1;let t=this.fragPlaying,n=e?.level;return(!t||t.level!==n)&&(e&&this.cleanupBackBuffer(),this.switchingTrack&&this.completeAudioSwitch(this.switchingTrack)),!0}onError(e,t){if(t.fatal){this.state=$.ERROR;return}switch(t.details){case I.FRAG_GAP:case I.FRAG_PARSING_ERROR:case I.FRAG_DECRYPT_ERROR:case I.FRAG_LOAD_ERROR:case I.FRAG_LOAD_TIMEOUT:case I.KEY_LOAD_ERROR:case I.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(z.AUDIO,t);break;case I.AUDIO_TRACK_LOAD_ERROR:case I.AUDIO_TRACK_LOAD_TIMEOUT:case I.LEVEL_PARSING_ERROR:!t.levelRetry&&this.state===$.WAITING_TRACK&&t.context?.type===R.AUDIO_TRACK&&(this.state=$.IDLE);break;case I.BUFFER_APPEND_NO_PROGRESS:if(t.parent!==`audio`)return;t.frag&&(t.appendsWithoutProgress||0)>=this.config.appendErrorMaxRetry&&(this.warn(`Marking fragment ${t.frag.sn} of track ${t.frag.level} as a gap after ${t.appendsWithoutProgress} appends without buffered range growth, to prevent loop loading`),this.fragmentTracker.addAsGap(t.frag));break;case I.BUFFER_ADD_CODEC_ERROR:case I.BUFFER_APPEND_ERROR:if(t.parent!==`audio`)return;this.reduceLengthAndFlushBuffer(t)||this.resetLoadingState();break;case I.BUFFER_FULL_ERROR:if(t.parent!==`audio`)return;this.reduceLengthAndFlushBuffer(t)&&(this.bufferedTrack=null,super.flushMainBuffer(0,1/0,`audio`));break;case I.INTERNAL_EXCEPTION:this.recoverWorkerError(t)}}onBufferFlushing(e,{type:t}){t!==B.VIDEO&&(this.flushing=!0)}onBufferFlushed(e,{type:t}){if(t!==B.VIDEO){this.flushing=!1,this.bufferFlushed=!0,this.state===$.ENDED&&(this.state=$.IDLE);let e=this.getBufferOutput();e&&(this.afterBufferFlushed(e,t),this.tick())}}_handleTransmuxComplete(e){var t;let n=`audio`,{hls:r}=this,{remuxResult:i,chunkMeta:a}=e,o=this.getCurrentContext(a);if(!o){this.resetWhenMissingContext(a);return}let{frag:s,part:c,level:l}=o,{details:u}=l,{audio:d,text:f,id3:p,initSegment:m}=i;if(this.fragContextChanged(s)||!u){this.fragmentTracker.removeFragment(s),m!=null&&m.tracks&&this.resetTransmuxer();return}if(this.state=$.PARSING,d&&this.switchingTrack&&!this.switchingTrack.flushImmediate){let{config:e}=this,t=e.nextAudioTrackBufferFlushForwardOffset,n=Math.max(this.getLoadPosition()+t,s.start);super.flushMainBuffer(n,1/0,z.AUDIO)}if(m!=null&&m.tracks){let e=s.initSegment||s;if(this.unhandledEncryptionError(m,s))return;this._bufferInitSegment(l,m.tracks,e,a),r.trigger(L.FRAG_PARSING_INIT_SEGMENT,{frag:e,id:n,tracks:m.tracks})}if(d){let{startPTS:e,endPTS:t,startDTS:n,endDTS:r}=d;c&&(c.elementaryStreams[B.AUDIO]={startPTS:e,endPTS:t,startDTS:n,endDTS:r}),s.setElementaryStreamInfo(B.AUDIO,e,t,n,r),this.bufferFragmentData(d,s,c,a)}if(p!=null&&(t=p.samples)!=null&&t.length){let e=H({id:n,frag:s,details:u},p);r.trigger(L.FRAG_PARSING_METADATA,e)}if(f){let e=H({id:n,frag:s,details:u},f);r.trigger(L.FRAG_PARSING_USERDATA,e)}}_bufferInitSegment(e,t,n,r){if(this.state!==$.PARSING||(t.video&&delete t.video,t.audiovideo&&delete t.audiovideo,!t.audio))return;let i=t.audio;i.id=z.AUDIO;let a=e.audioCodec;this.log(`Init audio buffer, container:${i.container}, codecs[level/parsed]=[${a}/${i.codec}]`),a?.split(`,`).length===1&&(i.levelCodec=a),this.hls.trigger(L.BUFFER_CODECS,t);let o=i.initSegment;if(o!=null&&o.byteLength){let e={type:`audio`,frag:n,part:null,chunkMeta:r,parent:n.type,data:o};this.hls.trigger(L.BUFFER_APPENDING,e)}this.tickImmediate()}loadFragment(e,t,n){let r=this.fragmentTracker.getState(e);if(this.switchingTrack||r===si.NOT_LOADED||r===si.PARTIAL){var i;if((i=t.details)!=null&&i.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 ${this.trackId}`),this.state=$.WAITING_INIT_PTS;let n=this.mainDetails;n&&n.fragmentStart!==t.details.fragmentStart&&eo(n,t.details,this)}else super.loadFragment(e,t,n)}else this.clearTrackerIfNeeded(e)}flushAudioIfNeeded(e){if(this.media&&this.bufferedTrack&&e.flushImmediate){let{name:t,lang:n,assocLang:r,characteristics:i,audioCodec:a,channels:o}=this.bufferedTrack;Lr({name:t,lang:n,assocLang:r,characteristics:i,audioCodec:a,channels:o},e,Br)||(Ur(e.url,this.hls)?(this.log(`Switching audio track : flushing all audio`),super.flushMainBuffer(0,1/0,`audio`),this.bufferedTrack=null):this.bufferedTrack=e)}}completeAudioSwitch(e){let{hls:t}=this;this.bufferedTrack=e,this.switchingTrack=null,t.trigger(L.AUDIO_TRACK_SWITCHED,U({},e))}get nextAudioTrack(){return this.nextTrackId}},uc=class extends We{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=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,n){let r=t?.renditionReports;if(r){let i=-1;for(let n=0;n<r.length;n++){let a=r[n],o;try{o=new self.URL(a.URI,t.url).href}catch(e){this.warn(`Could not construct new URL for Rendition Report: ${e}`),o=a.URI||``}if(o===e){i=n;break}o===e.substring(0,o.length)&&(i=n)}if(i!==-1){let e=r[i],a=parseInt(e[`LAST-MSN`])||t.lastPartSn,o=parseInt(e[`LAST-PART`])||t.lastPartIndex;if(this.hls.config.lowLatencyMode){let e=Math.min(t.age-t.partTarget,t.targetduration);o>=0&&e>t.partTarget&&(o+=1)}let s=n&&wr(n);return new Tr(a,o>=0?o:void 0,s)}}}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(e){this.warn(`Could not construct new URL with HLS Delivery Directives: ${e}`)}return e}playlistLoaded(e,t,n){let{details:r,stats:i}=t,a=r.fragments,o=self.performance.now(),s=i.loading.first?Math.max(0,Math.floor(o-i.loading.first)):0;r.advancedDateTime=Date.now()-s;let c=this.hls.config.timelineOffset;if(c!==r.appliedTimelineOffset){let e=Math.max(c||0,0);r.appliedTimelineOffset=e,a.forEach(t=>{t?.setStart(t.playlistOffset+e)})}if(r.live||n!=null&&n.live){let c=`levelInfo`in t?t.levelInfo:t.track;r.reloaded(n);let l=a[a.length-1]?.type;if(r.misses>=this.hls.config.liveMaxUnchangedPlaylistRefresh){let e=Error(`${l} playlist ${c.id} hit max allowed unchanged reloads.`);this.warn(e);let{networkDetails:n,context:a}=t;this.hls.trigger(L.ERROR,{type:F.NETWORK_ERROR,details:I.PLAYLIST_UNCHANGED_ERROR,fatal:!1,url:r.url,error:e,reason:e.message,level:t.level,parent:l,context:a,networkDetails:n,stats:i});return}if(n){Ia(n,r,this);let e=r.playlistParsingError;if(e){this.warn(e);let n=this.hls;if(!n.config.ignorePlaylistParsingErrors){let{networkDetails:a}=t;n.trigger(L.ERROR,{type:F.NETWORK_ERROR,details:I.LEVEL_PARSING_ERROR,fatal:!1,url:r.url,error:e,reason:e.message,level:t.level,parent:l,networkDetails:a,stats:i});return}r.playlistParsingError=null}}r.requestScheduled===-1&&(r.requestScheduled=i.loading.start);let u=this.hls.mainForwardBufferInfo,d=u?u.end-u.len:0,f=Ua(r,(r.edge-d)*1e3);r.requestScheduled+f<o?r.requestScheduled=o:r.requestScheduled<=o&&(r.requestScheduled+=f);let p=t.deliveryDirectives;if(this.log(`live playlist ${e} ${r.advanced?`REFRESHED ${r.lastPartSn} - ${r.lastPartIndex}`:r.updated?`UPDATED`:`MISSED (received ${r.lastPartSn} - ${r.lastPartIndex}${p?` | requested ${p.msn} - ${p.part}`:``})`}`),!this.canLoad||!r.live)return;let m,h,g;if(r.canBlockReload&&r.endSN&&r.advanced){let e=this.hls.config.lowLatencyMode,i=r.lastPartSn,a=r.endSN,s=r.lastPartIndex,l=s!==-1,u=i===a;l?u?(h=a+1,g=e?0:s):(h=i,g=e?s+1:r.maxPartIndex):h=a+1;let d=r.age,f=d+r.ageHeader,p=Math.min(f-r.partTarget,r.targetduration*1.5);if(p>0){if(f>r.targetduration*3)this.log(`Playlist last advanced ${d.toFixed(2)}s ago. Omitting segment and part directives.`),h=void 0,g=void 0;else if(n!=null&&n.tuneInGoal&&f-r.partTarget>n.tuneInGoal)this.warn(`CDN Tune-in goal increased from: ${n.tuneInGoal} to: ${p} with playlist age: ${r.age}`),p=0;else{let e=Math.floor(p/r.targetduration);if(h+=e,g!==void 0){let e=Math.round(p%r.targetduration/r.partTarget);g+=e}this.log(`CDN Tune-in age: ${r.ageHeader}s last advanced ${d.toFixed(2)}s goal: ${p} skip sn ${e} to part ${g}`)}r.tuneInGoal=p}if(m=this.getDeliveryDirectives(r,t.deliveryDirectives,h,g),e||!u){r.requestScheduled=o,this.loadingPlaylist(c,m);return}}else(r.canBlockReload||r.canSkipUntil)&&(m=this.getDeliveryDirectives(r,t.deliveryDirectives,h,g));m&&h!==void 0&&r.canBlockReload&&(r.requestScheduled=i.loading.first+Math.max(f-s*2,f/2)),this.scheduleLoading(c,m,r)}else this.clearTimer()}scheduleLoading(e,t,n){let r=n||e.details;if(!r){this.loadingPlaylist(e,t);return}let i=self.performance.now(),a=r.requestScheduled;if(i>=a){this.loadingPlaylist(e,t);return}let o=a-i;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,n,r){let i=wr(e);return t!=null&&t.skip&&e.deltaUpdateFailed&&(n=t.msn,r=t.part,i=Cr.No),new Tr(n,r,i)}checkRetry(e){let t=e.details,n=Me(e),r=e.errorAction,{action:i,retryCount:a=0,retryConfig:o}=r||{},s=!!r&&!!o&&(i===ti.RetryRequest||!r.resolved&&i===ti.SendAlternateToPenaltyBox);if(s){var c;if(a>=o.maxNumRetry)return!1;if(n&&(c=e.context)!=null&&c.deliveryDirectives)this.warn(`Retrying playlist loading ${a+1}/${o.maxNumRetry} after "${t}" without delivery-directives`),this.loadPlaylist();else{let n=Be(e.response?.code);if(this.clearTimer(),n)this.log(`Waiting for connection (offline)`),e.reason=`offline`,this.timer=self.setTimeout(()=>this.checkOfflineStatus(),1e3);else{let e=Ie(o,a);this.warn(`Retrying playlist loading ${a+1}/${o.maxNumRetry} after "${t}" in ${e}ms`),this.timer=self.setTimeout(()=>this.loadPlaylist(),e)}}e.levelRetry=!0,r.resolved=!0}return s}checkOfflineStatus(){this.clearTimer(),Be(0)?this.timer=self.setTimeout(()=>this.checkOfflineStatus(),1e3):(this.log(`Connection restored (online)`),this.loadPlaylist())}};function dc(e,t){if(e.length!==t.length)return!1;for(let n=0;n<e.length;n++)if(!fc(e[n].attrs,t[n].attrs))return!1;return!0}function fc(e,t,n){let r=e[`STABLE-RENDITION-ID`];return r&&!n?r===t[`STABLE-RENDITION-ID`]:!(n||[`LANGUAGE`,`NAME`,`CHARACTERISTICS`,`AUTOSELECT`,`DEFAULT`,`FORCED`,`ASSOC-LANGUAGE`]).some(n=>e[n]!==t[n])}var pc=class extends uc{constructor(e){super(e,`audio-track-controller`),this.tracks=[],this.groupIds=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0,this.registerListeners()}registerListeners(){let{hls:e}=this;e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.MANIFEST_PARSED,this.onManifestParsed,this),e.on(L.LEVEL_LOADING,this.onLevelLoading,this),e.on(L.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(L.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(L.ERROR,this.onError,this)}unregisterListeners(){let{hls:e}=this;e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.MANIFEST_PARSED,this.onManifestParsed,this),e.off(L.LEVEL_LOADING,this.onLevelLoading,this),e.off(L.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(L.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(L.ERROR,this.onError,this)}destroy(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,super.destroy()}onManifestLoading(){this.tracks=[],this.tracksInGroup=[],this.groupIds=null,this.currentTrack=null,this.trackId=-1,this.selectDefaultTrack=!0}onManifestParsed(e,t){this.tracks=t.audioTracks||[]}onAudioTrackLoaded(e,t){let{id:n,groupId:r,details:i}=t,a=this.tracksInGroup[n];if(!a||a.groupId!==r){this.warn(`Audio track with id:${n} and group:${r} not found in active group ${a?.groupId}`);return}let o=a.details;a.details=t.details,this.log(`Audio track ${n} "${a.name}" lang:${a.lang} group:${r} loaded [${i.startSN}-${i.endSN}]`),n===this.trackId&&this.playlistLoaded(n,t,o)}onLevelLoading(e,t){this.switchLevel(t.level)}onLevelSwitching(e,t){this.switchLevel(t.level)}switchLevel(e){let t=this.hls.levels[e];if(!t)return;let n=t.audioGroups||null,r=this.groupIds,i=this.currentTrack;if(!n||r?.length!==n?.length||n!=null&&n.some(e=>r?.indexOf(e)===-1)){this.groupIds=n,this.trackId=-1,this.currentTrack=null;let e=this.tracks.filter(e=>Wr(e.groupId,n));if(e.length)this.selectDefaultTrack&&!e.some(e=>e.default)&&(this.selectDefaultTrack=!1),e.forEach((e,t)=>{e.id=t});else if(!i&&!this.tracksInGroup.length)return;this.tracksInGroup=e;let t=this.hls.config.audioPreference;if(!i&&t){let n=Ir(t,e,Br);if(n>-1)i=e[n];else{let e=Ir(t,this.tracks);i=this.tracks[e]}}let r=this.findTrackId(i);r===-1&&i&&(r=this.findTrackId(null));let a={audioTracks:e};this.log(`Updating audio tracks, ${e.length} track(s) found in group(s): ${n?.join(`,`)}`),this.hls.trigger(L.AUDIO_TRACKS_UPDATED,a);let o=this.trackId;if(r!==-1&&o===-1)this.setAudioTrack(r);else if(e.length&&o===-1){let t=Error(`No audio track selected for current audio group-ID(s): ${this.groupIds?.join(`,`)} track count: ${e.length}`);this.warn(t.message),this.hls.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:t})}}}onError(e,t){t.fatal||!t.context||t.context.type===R.AUDIO_TRACK&&t.context.id===this.trackId&&Wr(t.context.groupId,this.groupIds)&&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)}get nextAudioTrack(){return this.trackId}set nextAudioTrack(e){this.selectDefaultTrack=!1,this.setAudioTrack(e,!1)}setAudioOption(e){let t=this.hls;if(t.config.audioPreference=e,e){let n=this.allAudioTracks;if(this.selectDefaultTrack=!1,n.length){let r=this.currentTrack;if(r&&Lr(e,r,Br))return r;let i=Ir(e,this.tracksInGroup,Br);if(i>-1){let t=this.tracksInGroup[i];return this.setAudioTrack(i,`flushImmediate`in e&&e.flushImmediate),t}if(r){let r=t.loadLevel;r===-1&&(r=t.firstAutoLevel);let i=Vr(e,t.levels,n,r,Br);if(i===-1)return null;t.nextLoadLevel=i}if(e.channels||e.audioCodec){let t=Ir(e,n);if(t>-1)return n[t]}}}return null}setAudioTrack(e,t=!0){let n=this.tracksInGroup;if(e<0||e>=n.length){this.warn(`Invalid audio track id: ${e}`);return}this.selectDefaultTrack=!1;let r=this.currentTrack,i=n[e],a=i.details&&!i.details.live;if(e===this.trackId&&i===r&&a||(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(L.AUDIO_TRACK_SWITCHING,U(U({},i),{},{flushImmediate:t})),a))return;let o=this.switchParams(i.url,r?.details,i.details);this.loadPlaylist(o)}findTrackId(e){let t=this.tracksInGroup;for(let n=0;n<t.length;n++){let r=t[n];if(!(this.selectDefaultTrack&&!r.default)&&(!e||Lr(e,r,Br)))return n}if(e){let{name:n,lang:r,assocLang:i,characteristics:a,audioCodec:o,channels:s}=e;for(let e=0;e<t.length;e++){let c=t[e];if(Lr({name:n,lang:r,assocLang:i,characteristics:a,audioCodec:o,channels:s},c,Br))return e}for(let n=0;n<t.length;n++){let r=t[n];if(fc(e.attrs,r.attrs,[`LANGUAGE`,`ASSOC-LANGUAGE`,`CHARACTERISTICS`]))return n}for(let n=0;n<t.length;n++){let r=t[n];if(fc(e.attrs,r.attrs,[`LANGUAGE`]))return n}}return-1}loadPlaylist(e){super.loadPlaylist();let t=this.currentTrack;this.shouldLoadPlaylist(t)&&Ur(t.url,this.hls)&&this.scheduleLoading(t,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);let n=e.id,r=e.groupId,i=this.getUrlWithDirectives(e.url,t),a=e.details,o=a?.age;this.log(`Loading audio-track ${n} "${e.name}" lang:${e.lang} group:${r}${t?.msn===void 0?``:` at sn `+t.msn+` part `+t.part}${o&&a.live?` age `+o.toFixed(1)+(a.type&&` `+a.type||``):``} ${i}`),this.hls.trigger(L.AUDIO_TRACK_LOADING,{url:i,id:n,groupId:r,deliveryDirectives:t||null,track:e})}},mc=class{constructor(e){this.tracks=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.tracks=e}destroy(){this.tracks=this.queues=null}append(e,t,n){if(this.queues===null||this.tracks===null)return;let r=this.queues[t];r.push(e),r.length===1&&!n&&this.executeNext(t)}appendBlocker(e){return new Promise(t=>{let n={label:`async-blocker`,execute:t,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.append(n,e)})}prependBlocker(e){return new Promise(t=>{if(this.queues){let n={label:`async-blocker-prepend`,execute:t,onStart:()=>{},onComplete:()=>{},onError:()=>{}};this.queues[e].unshift(n)}})}removeBlockers(){this.queues!==null&&[this.queues.video,this.queues.audio,this.queues.audiovideo].forEach(e=>{let t=e[0]?.label;t===`async-blocker`||t===`async-blocker-prepend`?(e[0].execute(),e.splice(0,1)):t===`block-audio`&&e.splice(0,1)})}insertNext(e,t){this.queues!==null&&this.queues[t].splice(1,0,...e)}unblockAudio(){this.queues!==null&&this.current(`audio`)?.label===`block-audio`&&this.shiftAndExecuteNext(`audio`)}audioBlocking(){return this.queues!==null&&this.queues.audio.some(e=>e.label===`block-audio`)}executeNext(e){if(this.queues===null||this.tracks===null)return;let t=this.queues[e];if(t.length){let n=t[0];try{n.execute()}catch(t){if(n.onError(t),this.queues===null||this.tracks===null)return;let r=this.tracks[e]?.buffer;r!=null&&r.updating||this.shiftAndExecuteNext(e)}}}shiftAndExecuteNext(e){this.queues!==null&&(this.queues[e].shift(),this.executeNext(e))}current(e){return this.queues?.[e][0]||null}toString(){let{queues:e,tracks:t}=this;return e===null||t===null?`<destroyed>`:`
${this.list(`video`)}
${this.list(`audio`)}
${this.list(`audiovideo`)}}`}list(e){var t,n;return(t=this.queues)!=null&&t[e]||(n=this.tracks)!=null&&n[e]?`${e}: (${this.listSbInfo(e)}) ${this.listOps(e)}`:``}listSbInfo(e){let t=this.tracks?.[e],n=t?.buffer;return n?`SourceBuffer${n.updating?` updating`:``}${t.ended?` ended`:``}${t.ending?` ending`:``}`:`none`}listOps(e){return this.queues?.[e].map(e=>e.label).join(`, `)||``}},hc=/(avc[1234]|hvc1|hev1|dvh[1e]|vp09|av01)(?:\.[^.,]+)+/,gc=`HlsJsTrackRemovedError`,_c=.25,vc=.001,yc=class extends Error{constructor(e){super(e),this.name=gc}},bc=class extends We{constructor(e,t){super(`buffer-controller`,e.logger),this.hls=void 0,this.fragmentTracker=void 0,this.fragmentAppendProgress=Object.create(null),this.appendsWithoutProgress=Object.create(null),this.details=null,this._objectUrl=null,this.operationQueue=null,this.bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=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.appendError=void 0,this._quotaEvictionPending={},this.tracks={},this.sourceBuffers=[[null,null],[null,null]],this._onEndStreaming=e=>{this.hls&&this.mediaSource?.readyState===`open`&&(!this.media||this.media.seeking||this.hls.pauseBuffering())},this._onStartStreaming=e=>{this.hls&&this.hls.resumeBuffering()},this._onMediaSourceOpen=e=>{let{media:t,mediaSource:n}=this;e&&this.log(`Media source opened`),!(!t||!n)&&(Q(n,`sourceopen`,this._onMediaSourceOpen),Q(t,`emptied`,this._onMediaEmptied),this.updateDuration(),this.hls.trigger(L.MEDIA_ATTACHED,{media:t,mediaSource:n}),this.mediaSource!==null&&this.checkPendingTracks())},this._onMediaSourceClose=()=>{if(this.log(`Media source closed`),this.media){let e=this.media.error,{appendError:t,appendErrors:n}=this,r=!1;!t&&e&&(r=Math.max(++n.audio,++n.video,++n.audiovideo)>=this.hls.config.appendErrorMaxRetry);let i=Error(`MediaSource closed while media attached${wc(r,e)}`);this.warn(i),this.hls.trigger(L.ERROR,H({fatal:r},t,{type:F.MEDIA_ERROR,details:I.MEDIA_SOURCE_REQUIRES_RESET,error:i}))}},this._onMediaSourceEnded=()=>{this.log(`Media source ended`)},this._onMediaEmptied=()=>{let{mediaSrc:e,_objectUrl:t}=this;e!==t&&this.error(`Media element src was set while attaching MediaSource (${t} > ${e})`)},this._onMediaError=()=>{let{media:e}=this;e&&this.log(`Media error (code: ${e.error?.code}): ${e.error?.message}`)},this.hls=e,this.fragmentTracker=t,this.appendSource=$e(Qe(e.config.preferManagedMediaSource)),this.initTracks(),this.registerListeners()}hasSourceTypes(){return Object.keys(this.tracks).length>0}destroy(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null,this.transferData=this.overrides=void 0,this.operationQueue&&=(this.operationQueue.destroy(),null),this.hls=this.fragmentTracker=null,this._onMediaSourceOpen=this._onMediaSourceClose=null,this._onMediaSourceEnded=null,this._onStartStreaming=this._onEndStreaming=null,this._onMediaEmptied=this._onMediaError=null}registerListeners(){let{hls:e}=this;e.on(L.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.MANIFEST_PARSED,this.onManifestParsed,this),e.on(L.BUFFER_RESET,this.onBufferReset,this),e.on(L.BUFFER_APPENDING,this.onBufferAppending,this),e.on(L.BUFFER_CODECS,this.onBufferCodecs,this),e.on(L.BUFFER_EOS,this.onBufferEos,this),e.on(L.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(L.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(L.FRAG_PARSED,this.onFragParsed,this),e.on(L.FRAG_CHANGED,this.onFragChanged,this),e.on(L.ERROR,this.onError,this)}unregisterListeners(){let{hls:e}=this;e.off(L.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.MANIFEST_PARSED,this.onManifestParsed,this),e.off(L.BUFFER_RESET,this.onBufferReset,this),e.off(L.BUFFER_APPENDING,this.onBufferAppending,this),e.off(L.BUFFER_CODECS,this.onBufferCodecs,this),e.off(L.BUFFER_EOS,this.onBufferEos,this),e.off(L.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(L.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(L.FRAG_PARSED,this.onFragParsed,this),e.off(L.FRAG_CHANGED,this.onFragChanged,this),e.off(L.ERROR,this.onError,this)}transferMedia(){let{media:e,mediaSource:t}=this;if(!e)return null;let n={};if(this.operationQueue){let e=this.isUpdating();e||this.operationQueue.removeBlockers();let t=this.isQueued();(e||t)&&this.warn(`Transfering MediaSource with${t?` operations in queue`:``}${e?` updating SourceBuffer(s)`:``} ${this.operationQueue}`),this.operationQueue.destroy()}let r=this.transferData;return r&&!this.sourceBufferCount&&r.mediaSource===t?H(n,r.tracks):this.sourceBuffers.forEach(e=>{let[t]=e;t&&(n[t]=H({},this.tracks[t]),this.removeBuffer(t)),e[0]=e[1]=null}),{media:e,mediaSource:t,tracks:n}}initTracks(){let e={};this.resetAppendProgress(),this.sourceBuffers=[[null,null],[null,null]],this.tracks=e,this.resetQueue(),this.lastMpegAudioChunk=null,this.lastVideoAppendEnd=0}onManifestLoading(){this.bufferCodecEventsTotal=0,this.details=null,this.resetAppendErrors(),this.resetAppendProgress()}onManifestParsed(e,t){var n;let r=2;(t.audio&&!t.video||!t.altAudio)&&(r=1),this.bufferCodecEventsTotal=r,this.log(`${r} bufferCodec event(s) expected.`),(n=this.transferData)!=null&&n.mediaSource&&this.sourceBufferCount&&r&&this.bufferCreated()}onMediaAttaching(e,t){let n=this.media=t.media;this.transferData=this.overrides=void 0;let r=Qe(this.appendSource);if(r){let e=!!t.mediaSource;(e||t.overrides)&&(this.transferData=t,this.overrides=t.overrides);let i=this.mediaSource=t.mediaSource||new r;if(this.assignMediaSource(i),e)this._objectUrl=n.src,this.attachTransferred();else{let e=this._objectUrl=self.URL.createObjectURL(i);if(this.appendSource)try{n.removeAttribute(`src`);let t=self.ManagedMediaSource;n.disableRemotePlayback=n.disableRemotePlayback||t&&i instanceof t,xc(n),Sc(n,e),n.load()}catch{n.src=e}else n.src=e}Z(n,`emptied`,this._onMediaEmptied),Z(n,`error`,this._onMediaError),this.appendSource&&Z(n,`seeking`,this._onStartStreaming)}}assignMediaSource(e){this.log(`${this.transferData?.mediaSource===e?`transferred`:`created`} media source: ${e.constructor?.name}`),Z(e,`sourceopen`,this._onMediaSourceOpen),Z(e,`sourceended`,this._onMediaSourceEnded),Z(e,`sourceclose`,this._onMediaSourceClose),this.appendSource&&(Z(e,`startstreaming`,this._onStartStreaming),Z(e,`endstreaming`,this._onEndStreaming))}attachTransferred(){let e=this.media,t=this.transferData;if(!t||!e)return;let n=this.tracks,r=t.tracks,i=r?Object.keys(r):null,a=i?i.length:0,o=()=>{Promise.resolve().then(()=>{this.media&&this.mediaSourceOpenOrEnded&&this._onMediaSourceOpen()})};if(r&&i&&a){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: ${J(n,(e,t)=>e===`initSegment`?void 0:t)};
transfer tracks: ${J(r,(e,t)=>e===`initSegment`?void 0:t)}}`),!et(r,n)){t.mediaSource=null,t.tracks=void 0;let i=e.currentTime,a=this.details,o=Math.max(i,a?.fragments[0].start||0);if(o-i>1){this.log(`attachTransferred: waiting for playback to reach new tracks start time ${i} -> ${o}`);return}this.warn(`attachTransferred: resetting MediaSource for incompatible tracks ("${Object.keys(r)}"->"${Object.keys(n)}") start time: ${o} currentTime: ${i}`),this.onMediaDetaching(L.MEDIA_DETACHING,{}),this.onMediaAttaching(L.MEDIA_ATTACHING,t),e.currentTime=o;return}this.transferData=void 0,i.forEach(e=>{let t=e,n=r[t];if(n){let e=n.buffer;if(e){let r=this.fragmentTracker,i=n.id;if(r.hasFragments(i)||r.hasParts(i)){let n=Y.getBuffered(e);r.detectEvictedFragments(t,n,i,null,null,!0)}let a=Cc(t),o=[t,e];this.sourceBuffers[a]=o,e.updating&&this.operationQueue&&this.operationQueue.prependBlocker(t),this.trackSourceBuffer(t,n)}}}),o(),this.bufferCreated()}else this.log(`attachTransferred: MediaSource w/o SourceBuffers`),o()}get mediaSourceOpenOrEnded(){let e=this.mediaSource?.readyState;return e===`open`||e===`ended`}onMediaDetaching(e,t){let n=!!t.transferMedia;this.transferData=this.overrides=void 0;let{media:r,mediaSource:i,_objectUrl:a}=this;if(i){if(this.log(`media source ${n?`transferring`:`detaching`}`),n)this.sourceBuffers.forEach(([e])=>{e&&this.removeBuffer(e)}),this.resetQueue();else{if(this.mediaSourceOpenOrEnded){let e=i.readyState===`open`;try{let t=i.sourceBuffers;for(let n=t.length;n--;)e&&t[n].abort(),i.removeSourceBuffer(t[n]);e&&i.endOfStream()}catch(e){this.warn(`onMediaDetaching: ${e.message} while calling endOfStream`)}}this.sourceBufferCount&&this.onBufferReset()}Q(i,`sourceopen`,this._onMediaSourceOpen),Q(i,`sourceended`,this._onMediaSourceEnded),Q(i,`sourceclose`,this._onMediaSourceClose),this.appendSource&&(Q(i,`startstreaming`,this._onStartStreaming),Q(i,`endstreaming`,this._onEndStreaming)),this.mediaSource=null,this._objectUrl=null}r&&(Q(r,`emptied`,this._onMediaEmptied),Q(r,`error`,this._onMediaError),Q(r,`seeking`,this._onStartStreaming),n||(a&&self.URL.revokeObjectURL(a),this.mediaSrc===a?(r.removeAttribute(`src`),this.appendSource&&xc(r),r.load()):this.warn(`media|source.src was changed by a third party - skip cleanup`)),this.media=null)}onBufferReset(){this.sourceBuffers.forEach(([e])=>{e&&this.resetBuffer(e)}),this.initTracks()}resetBuffer(e){let t=this.tracks[e]?.buffer;if(this.removeBuffer(e),t)try{var n;(n=this.mediaSource)!=null&&n.sourceBuffers.length&&this.mediaSource.removeSourceBuffer(t)}catch(t){this.warn(`onBufferReset ${e}`,t)}delete this.tracks[e]}removeBuffer(e){this.removeBufferListeners(e),this.sourceBuffers[Cc(e)]=[null,null];let t=this.tracks[e];t&&(this.clearBufferAppendTimeoutId(t),t.buffer=void 0)}resetQueue(){this.operationQueue&&this.operationQueue.destroy(),this.operationQueue=new mc(this.tracks)}onBufferCodecs(e,t){let n=this.tracks,r=Object.keys(t);this.log(`BUFFER_CODECS: "${r}" (current SB count ${this.sourceBufferCount})`);let i=`audiovideo`in t&&(n.audio||n.video)||n.audiovideo&&(`audio`in t||`video`in t),a=!i&&this.sourceBufferCount&&this.media&&r.some(e=>!n[e]);if(i||a){this.warn(`Unsupported transition between "${Object.keys(n)}" and "${r}" SourceBuffers`);return}r.forEach(e=>{var r;let{id:i,codec:a,levelCodec:o,container:s,metadata:c,supplemental:l}=t[e],u=n[e],d=(r=this.transferData)==null||(r=r.tracks)==null?void 0:r[e],f=d!=null&&d.buffer?d:u,p=f?.pendingCodec||f?.codec,m=f?.levelCodec;u||=n[e]={buffer:void 0,listeners:[],codec:a,supplemental:l,container:s,levelCodec:o,metadata:c,id:i};let h=tr(p,m),g=h?.replace(hc,`$1`),_=tr(a,o),v=_?.replace(hc,`$1`);_&&h&&g!==v&&(e.slice(0,5)===`audio`&&(_=$n(_,this.appendSource)),this.log(`switching codec ${p} to ${_}`),_!==(u.pendingCodec||u.codec)&&(u.pendingCodec=_),u.container=s,this.appendChangeType(e,s,_))}),(this.tracksReady||this.sourceBufferCount)&&(t.tracks=this.sourceBufferTracks),!this.sourceBufferCount&&(this.bufferCodecEventsTotal>1&&!this.tracks.video&&!t.video&&t.audio?.id===`main`&&(this.log(`Main audio-only`),this.bufferCodecEventsTotal=1),this.mediaSourceOpenOrEnded&&this.checkPendingTracks())}get sourceBufferTracks(){return Object.keys(this.tracks).reduce((e,t)=>{let n=this.tracks[t];return e[t]={id:n.id,container:n.container,codec:n.codec,levelCodec:n.levelCodec},e},{})}appendChangeType(e,t,n){let r=`${t};codecs=${n}`,i={label:`change-type=${r}`,execute:()=>{let i=this.tracks[e];if(i){let a=i.buffer;a!=null&&a.changeType&&(this.log(`changing ${e} sourceBuffer type to ${r}`),a.changeType(r),i.codec=n,i.container=t)}this.shiftAndExecuteNext(e)},onStart:()=>{},onComplete:()=>{},onError:t=>{this.warn(`Failed to change ${e} SourceBuffer type`,t)}};this.append(i,e,this.isPending(this.tracks[e]))}blockAudio(e){let t=e.start,n=t+e.duration*.05;this.fragmentTracker.getAppendedFrag(t,z.MAIN)?.gap!==!0&&this.append({label:`block-audio`,execute:()=>{(this.lastVideoAppendEnd>n||Y.isBuffered(this.tracks.video?.buffer,n)||this.fragmentTracker.getAppendedFrag(n,z.MAIN)?.gap===!0)&&this.unblockAudio()},onStart:()=>{},onComplete:()=>{},onError:e=>{this.warn(`Error executing block-audio operation`,e)}},`audio`,!0)}unblockAudio(){this.operationQueue&&this.operationQueue.unblockAudio()}onBufferAppending(e,t){let{tracks:n}=this,{data:r,type:i,parent:a,frag:o,part:s,chunkMeta:c,offset:l}=t,u=c.buffering[i],d=V(o)&&!s&&!o.gap&&!c.partial&&!c.iframe,f=null,p=!1,{sn:m,cc:h}=o,g=self.performance.now();u.start=g;let _=o.stats.buffering,v=s?s.stats.buffering:null;_.start===0&&(_.start=g),v?.start===0&&(v.start=g);let y=n.audio,b=!1;i===`audio`&&y?.container===`audio/mpeg`&&(b=!this.lastMpegAudioChunk||c.id===1||this.lastMpegAudioChunk.sn!==c.sn,this.lastMpegAudioChunk=c);let x=n.video,S=x?.buffer;if(S&&m!==`initSegment`&&l!==void 0){let e=y?.buffer,t=s||o;if(i===`audio`&&a!==`main`&&!(x.ending||x.ended)&&e&&Y.getBuffered(e).length){let e=t.start+t.duration*.05,n=Y.getBuffered(S),r=this.currentOp(`video`);(!n.length&&!r||!Y.isBuffered(S,e)&&this.lastVideoAppendEnd<e)&&this.blockAudio(t)}else if(i===`video`){let e=t.end,n=this.lastVideoAppendEnd-e;this.lastVideoAppendEnd=e,n<0||n>t.duration?this.unblockAudio():this.isAudioBlocked()&&this.executeNext(`audio`)}}let C=(s||o).start,w={label:`append-${i}`,execute:()=>{u.executeStart=self.performance.now();let e=this.tracks[i]?.buffer;e&&(d&&(f=Y.timeRangesToArray(Y.getBuffered(e)),p=Dc(Ec(f,o),o)),b?this.updateTimestampOffset(e,C,.1,i,m,h):l!==void 0&&P(l)&&this.updateTimestampOffset(e,l,1e-6,i,m,h)),this.appendExecutor(r,i)},onStart:()=>{},onComplete:()=>{this.clearBufferAppendTimeoutId(this.tracks[i]);let e=self.performance.now();u.executeEnd=u.end=e,_.first===0&&(_.first=e),v?.first===0&&(v.first=e);let t={};if(this.sourceBuffers.forEach(([e,n])=>{e&&(t[e]=Y.getBuffered(n))}),d){let e=this.getFragmentAppendProgress(o),n=t[i];if(n&&f){let t=Ec(Y.timeRangesToArray(n),o);e.progressed||=t-Ec(f,o)>vc;let r=p&&Dc(t,o);e.fullyBuffered[i]=(e.fullyBuffered[i]===void 0||e.fullyBuffered[i])&&r}}this.hls.trigger(L.BUFFER_APPENDED,{type:i,frag:o,part:s,chunkMeta:c,parent:a,timeRanges:t})},onError:e=>{this.clearBufferAppendTimeoutId(this.tracks[i]);let t=e.code===DOMException.QUOTA_EXCEEDED_ERR||e.name==`QuotaExceededError`||`quota`in e;if(t&&!this._quotaEvictionPending[i]){let e=this.getBackBufferEvictionTarget(i,r.byteLength,o.type);if(e>0){this._quotaEvictionPending[i]=!0,this.log(`QuotaExceededError on "${i}" append sn: ${m} - evicting back buffer to ${e.toFixed(3)}s and retrying`);let t=this.getFlushOp(i,0,e),n=this.getClearEvictionPendingOp(i);this.insertNext([t,w,n],i);return}this.warn(`QuotaExceededError on "${i}" sn: ${m} - no back buffer available to evict`)}d&&(this.getFragmentAppendProgress(o).errored=!0);let n={type:F.MEDIA_ERROR,parent:a,details:I.BUFFER_APPEND_ERROR,sourceBufferName:i,frag:o,part:s,chunkMeta:c,error:e,err:e,fatal:!1},l=this.media?.error;if(e.name===gc&&this.sourceBufferCount===0&&(!this.media||this.pendingTrackCount===0))n.errorAction=oi(!0);else{t&&(n.details=I.BUFFER_FULL_ERROR);let r=++this.appendErrors[i],a=this.hls.config.appendErrorMaxRetry;this.warn(`Failed ${r}/${a+1} times to append segment in "${i}" sourceBuffer with error: ${e.message}`),r>=a&&(n.fatal=!t);let o=this.mediaSource?.readyState;(o===`ended`||o===`closed`||l)&&(this.warn(`MediaSource readyState "${o}" during SourceBuffer${wc(n.fatal,l)}`),n.details=I.MEDIA_SOURCE_REQUIRES_RESET)}this.appendError=n,this.hls.trigger(L.ERROR,n),t&&this.hls&&this.trimBuffers(o.start,1)}};this.log(`queuing "${i}" append sn: ${m}${s?` p: `+s.index:``} of ${a} playlist ${o.level} cc: ${h} offset: ${l} bytes: ${r.byteLength}`),this.append(w,i,this.isPending(this.tracks[i]))}getClearEvictionPendingOp(e){return{label:`clear`,execute:()=>{this._quotaEvictionPending[e]=!1,this.shiftAndExecuteNext(e)},onStart:()=>{},onComplete:()=>{},onError:()=>{}}}getFlushOp(e,t,n){return this.log(`queuing "${e}" remove ${t}-${n}`),{label:`remove`,execute:()=>{this.removeExecutor(e,t,n)},onStart:()=>{},onComplete:()=>{let r=this.tracks[e]?.buffer;this.log(`Remove request ${t}-${n} from ${e} Source Buffer complete > buffer: ${r?ro(Y.getBuffered(r)):`(detached)`}`),this.hls.trigger(L.BUFFER_FLUSHED,{type:e,start:t,end:n})},onError:r=>{this.warn(`Failed to remove ${t}-${n} from "${e}" SourceBuffer`,r),this.hls.trigger(L.BUFFER_FLUSHED,{type:e,start:0,end:0,error:r})}}}onBufferFlushing(e,t){let{type:n,startOffset:r,endOffset:i}=t;(!n||n===`audio`)&&this.unblockAudio(),n?this.append(this.getFlushOp(n,r,i),n):this.sourceBuffers.forEach(([e])=>{e&&this.append(this.getFlushOp(e,r,i),e)})}onFragParsed(e,t){let{frag:n,part:r,chunkMeta:i}=t,a=[],o=r?r.elementaryStreams:n.elementaryStreams;o[B.AUDIOVIDEO]?a.push(`audiovideo`):(o[B.AUDIO]&&a.push(`audio`),o[B.VIDEO]&&a.push(`video`)),a.length===0&&this.log(`Fragments must have at least one ElementaryStreamType set. ${n.type} ${n.level} ${r?`part: ${r.index} of `:``}sn: ${n.sn}`),this.blockBuffers(()=>{let e=self.performance.now();n.stats.buffering.end=e,r&&(r.stats.buffering.end=e);let t=r?r.stats:n.stats;this.checkAppendProgress(n,r,i,a),this.hls&&(this.hls.trigger(L.FRAG_BUFFERED,{frag:n,part:r,stats:t,id:n.type,chunkMeta:i}),!r&&n.gap&&t.retry&&this.log(`Nothing buffered for ${n.type} level: ${n.level} sn: ${n.sn} retries ${t.retry}`))},a).catch(e=>{this.warn(`Fragment buffered callback ${e.message}`),this.stepOperationQueue(this.sourceBufferTypes)})}onFragChanged(e,t){let n=this.hls?.config;if(!n)return;let{backBufferLength:r,frontBufferFlushThreshold:i}=n;this.trimBuffers(i,r,t.frag,t.previousFrag);let a=t.frag.elementaryStreams,{appendErrors:o}=this,s=this.appendError?.sourceBufferName;Object.keys(a).forEach(e=>{a[e]&&(o[e]=0,e===s&&(this.appendError=void 0),e===`audio`||e===`video`?(o.audiovideo=0,s===`audiovideo`&&(this.appendError=void 0)):(o.audio=0,o.video=0,s!==`audiovideo`&&(this.appendError=void 0)))})}get bufferedToEnd(){return this.sourceBufferCount>0&&!this.sourceBuffers.some(([e])=>{if(e){let t=this.tracks[e];if(t)return!t.ended||t.ending}return!1})}onBufferEos(e,t){this.sourceBuffers.forEach(([e])=>{if(e){let n=this.tracks[e];(!t.type||t.type===e)&&(n.ending=!0,n.ended||(n.ended=!0,this.log(`${e} buffer reached EOS`)))}});let n=this.overrides?.endOfStream!==!1;this.sourceBufferCount>0&&!this.sourceBuffers.some(([e])=>{var t;return e&&!((t=this.tracks[e])!=null&&t.ended)})?(this.unblockAudio(),n?(this.log(`Queueing EOS`),this.blockUntilOpen(()=>{this.tracksEnded();let{mediaSource:e}=this;if(e?.readyState!==`open`){e&&this.log(`Could not call mediaSource.endOfStream(). mediaSource.readyState: ${e.readyState}`);return}this.log(`Calling mediaSource.endOfStream()`),e.endOfStream(),this.hls.trigger(L.BUFFERED_TO_END,void 0)})):(this.tracksEnded(),this.hls.trigger(L.BUFFERED_TO_END,void 0))):t.type===`video`&&this.unblockAudio()}tracksEnded(){this.sourceBuffers.forEach(([e])=>{if(e!==null){let t=this.tracks[e];t&&(t.ending=!1)}})}onLevelUpdated(e,{details:t}){t.fragments.length&&(this.details=t,this.updateDuration())}updateDuration(){this.blockUntilOpen(()=>{let e=this.getDurationAndRange();e&&this.updateMediaSource(e)})}onError(e,t){if(t.details===I.BUFFER_APPEND_ERROR&&t.frag){let e=t.errorAction?.nextAutoLevel;P(e)&&e!==t.frag.level&&this.resetAppendErrors()}}getBackBufferEvictionTarget(e,t,n){let{media:r}=this;return r?this.fragmentTracker.getBackBufferEvictionEnd(r.currentTime,n,t):0}getFragmentAppendProgress(e){let t=Tc(e),n=this.fragmentAppendProgress[t];return n?.stats!==e.stats&&(n={stats:e.stats,progressed:!1,errored:!1,fullyBuffered:Object.create(null)},this.fragmentAppendProgress[t]=n),n}checkAppendProgress(e,t,n,r){if(t||!V(e)||e.gap||n.iframe||n.partial)return;let i=Tc(e),a=this.fragmentAppendProgress[i];delete this.fragmentAppendProgress[i];let o=e.stats.buffering;if(o.start&&!o.first)return;let s=a?.stats===e.stats?a:void 0;if(s!=null&&s.errored)return;let c=r.length>0&&r.every(e=>s?.fullyBuffered[e]===!0);if(s!=null&&s.progressed||c){delete this.appendsWithoutProgress[i];return}if(!s&&r.length===0)return;let l=(this.appendsWithoutProgress[i]||0)+1,u=this.hls;l>=u.config.appendErrorMaxRetry?delete this.appendsWithoutProgress[i]:this.appendsWithoutProgress[i]=l,this.warn(`Fragment ${e.sn} of ${e.type} playlist ${e.level} appended ${l} time${l>1?`s`:``} without buffered range growth`),u.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.BUFFER_APPEND_NO_PROGRESS,fatal:!1,frag:e,chunkMeta:n,parent:e.type,appendsWithoutProgress:l,error:Error(`Fragment append did not increase buffered coverage (${l})`)})}resetAppendProgress(){this.fragmentAppendProgress=Object.create(null),this.appendsWithoutProgress=Object.create(null)}resetAppendErrors(){this.appendErrors={audio:0,video:0,audiovideo:0},this.appendError=void 0}trimBuffers(e,t,n,r){let{hls:i,details:a,media:o}=this;if(!o||a===null||!this.sourceBufferCount)return;let s=i.config,c=o.currentTime,l=a.levelTargetDuration;t=a.live&&s.liveBackBufferLength!==null?s.liveBackBufferLength:t;let u=-1/0;if(P(t)&&t>=0){let e=Math.max(t,l);u=Math.floor(c/l)*l-e}if(n){let e=this.getLoopBackBufferFlushEnd(n,r??null);e>0&&(u=Math.max(u,e))}if(u>0&&this.flushBackBuffer(c,l,u),P(e)&&e>0){let t=Math.max(s.maxBufferLength,e),n=Math.max(t,l),r=Math.floor(c/l)*l+n;this.flushFrontBuffer(c,l,r)}}getLoopBackBufferFlushEnd(e,t){let{media:n}=this;if(this.hls?.config.loopBackBufferFlush===!1||!(n!=null&&n.loop)||!t||e.level<=t.level)return 0;let{video:r,audiovideo:i}=e.elementaryStreams;if(r!=null&&r.partial||i!=null&&i.partial)return 0;let a=this.getEarliestElementaryStreamStart(e)-_c;return a<=0?0:(this.log(`Flushing lower quality back buffer for loop: level ${e.level}, range [0-${a.toFixed(3)}]`),a)}getEarliestElementaryStreamStart(e){let{audio:t,video:n,audiovideo:r}=e.elementaryStreams,i=e.start;return r?i=Math.min(i,r.startDTS):(t&&(i=Math.min(i,t.startDTS)),n&&(i=Math.min(i,n.startDTS))),i}flushBackBuffer(e,t,n){this.sourceBuffers.forEach(([e,t])=>{if(t){let a=Y.getBuffered(t);if(a.length>0&&n>a.start(0)){var r,i;this.hls.trigger(L.BACK_BUFFER_REACHED,{bufferEnd:n});let t=this.tracks[e];if((r=this.details)!=null&&r.live)this.hls.trigger(L.LIVE_BACK_BUFFER_REACHED,{bufferEnd:n});else if(t!=null&&t.ended&&!((i=this.media)!=null&&i.loop&&this.hls?.config.loopBackBufferFlush!==!1)){this.log(`Cannot flush ${e} back buffer while SourceBuffer is in ended state`);return}this.hls.trigger(L.BUFFER_FLUSHING,{startOffset:0,endOffset:n,type:e})}}})}flushFrontBuffer(e,t,n){this.sourceBuffers.forEach(([t,r])=>{if(r){let i=Y.getBuffered(r),a=i.length;if(a<2)return;let o=i.start(a-1),s=i.end(a-1);if(n>o||e>=o&&e<=s)return;this.hls.trigger(L.BUFFER_FLUSHING,{startOffset:o,endOffset:1/0,type:t})}})}getDurationAndRange(){let{details:e,mediaSource:t}=this;if(!e||!this.media||t?.readyState!==`open`)return null;let n=e.edge;if(e.live&&this.hls.config.liveDurationInfinity){if(e.fragments.length&&t.setLiveSeekableRange){let t=Math.max(0,e.fragmentStart);return{duration:1/0,start:t,end:Math.max(t,n)}}return{duration:1/0}}let r=this.overrides?.duration;if(r)return P(r)?{duration:r}:null;let i=this.media.duration;return n>(P(t.duration)?t.duration:0)&&n>i||!P(i)?{duration:n}:null}updateMediaSource({duration:e,start:t,end:n}){let r=this.mediaSource;!r||!this.media||r.readyState!==`open`||(r.duration!==e&&(P(e)&&this.log(`Updating MediaSource duration to ${e.toFixed(3)}`),r.duration=e),t!==void 0&&n!==void 0&&(this.log(`MediaSource duration is set to ${r.duration}. Setting seekable range to ${t}-${n}.`),r.setLiveSeekableRange(t,n)))}get tracksReady(){let e=this.pendingTrackCount;return e>0&&(e>=this.bufferCodecEventsTotal||this.isPending(this.tracks.audiovideo))}checkPendingTracks(){let{bufferCodecEventsTotal:e,pendingTrackCount:t,tracks:n}=this;if(this.log(`checkPendingTracks (pending: ${t} codec events expected: ${e}) ${J(n)}`),this.tracksReady){let e=this.transferData?.tracks;e&&Object.keys(e).length?this.attachTransferred():this.createSourceBuffers()}}bufferCreated(){if(this.sourceBufferCount){let e={};this.sourceBuffers.forEach(([t,n])=>{if(t){let r=this.tracks[t];e[t]={buffer:n,container:r.container,codec:r.codec,supplemental:r.supplemental,levelCodec:r.levelCodec,id:r.id,metadata:r.metadata}}}),this.hls.trigger(L.BUFFER_CREATED,{tracks:e}),this.log(`SourceBuffers created. Running queue: ${this.operationQueue}`),this.sourceBuffers.forEach(([e])=>{this.executeNext(e)})}else{let e=Error(`could not create source buffer for media codec(s)`);this.hls.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:e,reason:e.message})}}createSourceBuffers(){let{tracks:e,sourceBuffers:t,mediaSource:n}=this;if(!n)throw Error(`createSourceBuffers called when mediaSource was null`);for(let i in e){let a=i,o=e[a];if(this.isPending(o)){let e=this.getTrackCodec(o,a),i=`${o.container};codecs=${e}`;o.codec=e,this.log(`creating sourceBuffer(${i})${this.currentOp(a)?` Queued`:``} ${J(o)}`);try{let e=n.addSourceBuffer(i),r=Cc(a);t[r]=[a,e],o.buffer=e}catch(e){var r;this.error(`error while trying to add sourceBuffer: ${e.message}`),this.shiftAndExecuteNext(a),(r=this.operationQueue)==null||r.removeBlockers(),delete this.tracks[a],this.hls.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,sourceBufferName:a,mimeType:i,parent:o.id});return}this.trackSourceBuffer(a,o)}}this.bufferCreated()}clearBufferAppendTimeoutId(e){e&&(self.clearTimeout(e.bufferAppendTimeoutId),e.bufferAppendTimeoutId=void 0)}getTrackCodec(e,t){let n=e.supplemental,r=e.codec;n&&(t===`video`||t===`audiovideo`)&&Gn(n,`video`)&&(r=er(r,n));let i=tr(r,e.levelCodec);return i?t.slice(0,5)===`audio`?$n(i,this.appendSource):i:``}trackSourceBuffer(e,t){let n=t.buffer;if(!n)return;let r=this.getTrackCodec(t,e);this.tracks[e]={buffer:n,codec:r,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`,(e,t)=>{let n=t.removedRanges;n!=null&&n.length&&(this.log(`${e} buffer removed ${ro(n)}`),this.hls.trigger(L.BUFFER_FLUSHED,{type:e,start:n.start(0),end:n.end(n.length-1)}))})}get mediaSrc(){var e,t;return(((e=this.media)==null||(t=e.querySelector)==null?void 0:t.call(e,`source`))||this.media)?.src}onSBUpdateStart(e){let t=this.currentOp(e);t&&t.onStart()}onSBUpdateEnd(e){var t;if(this.mediaSource?.readyState===`closed`){this.resetBuffer(e);return}let n=this.currentOp(e);if(n){if(n.onComplete(),(t=this.tracks[e])!=null&&(t=t.buffer)!=null&&t.updating){this.log(`${e} SourceBuffer updating on "updateend"`),this.blockUntilOpen(()=>{this.shiftAndExecuteNext(e)});return}this.shiftAndExecuteNext(e)}}onSBUpdateError(e,t){let n=this.mediaSource?.readyState,r=Error(`${e} SourceBuffer error. 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n={br:[t.bitrate/1e3]},r=t.details?.fragments[0];r&&(n.ot=this.getObjectType(r,t)),this.reporter.recordEvent(Tl.BITRATE_CHANGE,n)}onLevelSwitched(e,t){let n=this.hls.levels[t.level];n&&(this.playheadLevel=n)}setPlayerState(e){this.playerState=e,this.reporter&&this.reporter.update({sta:e})}getStreamType(){let e=this.hls.latestLevelDetails;if(e)return e.live?e.partList&&e.canBlockReload?Du.LOW_LATENCY:Du.LIVE:Du.VOD}apply(e,t={}){if(!this.reporter)return;this.reporter.update({mtp:[this.hls.bandwidthEstimate/1e3],pr:this.media?.playbackRate,st:this.getStreamType()});let n=t.ot===pu.INIT||t.ot===pu.VIDEO||t.ot===pu.MUXED;this.starved&&n&&(t.bs=!0,t.su=!0,this.starved=!1),t.su??=this.buffering;let r=this.reporter.createRequestReport({url:e.url,headers:e.headers},t);e.url=r.url,e.headers=r.headers}getNextFrag(e){let t=this.hls.levels[e.level]?.details;if(t){let n=e.sn-t.startSN;return t.fragments[n+1]}}getNextPart(e){var t;let{index:n,fragment:r}=e,i=(t=this.hls.levels[r.level])==null||(t=t.details)==null?void 0:t.partList;if(i){let{sn:e}=r;for(let t=i.length-1;t>=0;t--){let r=i[t];if(r.index===n&&r.fragment.sn===e)return i[t+1]}}}getObjectType(e,t){let{type:n}=e;if(n===`subtitle`)return pu.TIMED_TEXT;if(e.sn===`initSegment`)return pu.INIT;if(n===`audio`)return pu.AUDIO;if(n===`main`){if(e.hasStreams){let t=e.elementaryStreams;if(t.audiovideo)return pu.MUXED;if(t.video)return pu.VIDEO;if(t.audio)return pu.AUDIO}if(t){let{audioCodec:e,videoCodec:n}=t;if(!this.hls.audioTracks.length){if(e&&n)return pu.MUXED;if(e)return pu.AUDIO}if(n)return pu.VIDEO}}}getTopBandwidth(){let e=0,t=this.hls,n=t.maxAutoLevel,r=n>-1?n+1:t.levels.length;return t.levels.slice(0,r).forEach(t=>{t.bitrate>e&&(e=t.bitrate)}),e>0?e:NaN}getLowestBandwidth(){let e=1/0,t=this.hls,n=t.maxAutoLevel,r=n>-1?n+1:t.levels.length;return t.levels.slice(0,r).forEach(t=>{t.bitrate<e&&(e=t.bitrate)}),P(e)?e:NaN}getBufferLength(e){if(!this.media)return NaN;let t=e.type===`audio`?this.hls.audioForwardBufferInfo:this.hls.mainForwardBufferInfo;return t?t.len*1e3:NaN}getEventBufferLength(){if(!this.media)return NaN;let e=this.hls.mainForwardBufferInfo,t=this.hls.audioForwardBufferInfo;if(e&&t)return Math.min(e.len,t.len)*1e3;let n=e||t;return n?n.len*1e3:NaN}onBufferInfoChange(e,t){if(!this.reporter)return;let n=this.getEventBufferLength();P(n)&&this.reporter.update({bl:[n]})}createPlaylistLoader(){let{pLoader:e}=this.config,t=this.applyPlaylistData,n=e||this.config.loader;return class{constructor(e){this.loader=void 0,this.loader=new n(e)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(e,n,r){t(e),this.loader.load(e,n,r)}}}createFragmentLoader(){let{fLoader:e}=this.config,t=this.applyFragmentData,n=this.recordFragmentResponse,r=e||this.config.loader;return class{constructor(e){this.loader=void 0,this.loader=new r(e)}get stats(){return this.loader.stats}get context(){return this.loader.context}destroy(){this.loader.destroy()}abort(){this.loader.abort()}load(e,r,i){t(e);let{onSuccess:a}=i;this.loader.load(e,r,U(U({},i),{},{onSuccess:(t,r,i,o)=>{a(t,r,i,o),n(e.url,t,r)}}))}}}},Mu=3e5,Nu=class extends We{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(){let e=this.hls;e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(L.MANIFEST_PARSED,this.onManifestParsed,this),e.on(L.ERROR,this.onError,this)}unregisterListeners(){let e=this.hls;e&&(e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(L.MANIFEST_PARSED,this.onManifestParsed,this),e.off(L.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){let 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(),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){let t=this.levels;t&&(this.levels=t.filter(t=>t!==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){let{contentSteering:n}=t;n!==null&&(this.pathwayId=n.pathwayId,this.uri=n.uri,this.started&&this.startLoad())}onManifestParsed(e,t){this.audioTracks=t.audioTracks,this.subtitleTracks=t.subtitleTracks}onError(e,t){let{errorAction:n}=t;if(n?.action===ti.SendAlternateToPenaltyBox&&n.flags&ni.MoveAllAlternatesMatchingHost){let e=this.levels,r=this._pathwayPriority,i=this.pathwayId;if(t.context){let{groupId:n,pathwayId:r,type:a}=t.context;n&&e?i=this.getPathwayForGroupId(n,a,i):r&&(i=r)}i in this.penalizedPathways||(this.penalizedPathways[i]=performance.now()),!r&&e&&(r=this.pathways()),r&&r.length>1&&(this.updatePathwayPriority(r),n.resolved=this.pathwayId!==i,!n.resolved&&(t.details!==I.BUFFER_APPEND_ERROR||t.fatal)&&this.warn(`Could not resolve ${t.details} ("${t.error.message}") with content-steering for Pathway: ${i} levels: ${e&&e.length} priorities: ${J(r)} penalized: ${J(this.penalizedPathways)}`))}}filterParsedLevels(e){this.levels=e;let t=this.getLevelsForPathway(this.pathwayId);if(t.length===0){let n=e[0].pathwayId;this.log(`No levels found in Pathway ${this.pathwayId}. Setting initial Pathway to "${n}"`),t=this.getLevelsForPathway(n),this.pathwayId=n}return t.length!==e.length&&this.log(`Found ${t.length}/${e.length} levels in Pathway "${this.pathwayId}"`),t}getLevelsForPathway(e){return this.levels===null?[]:this.levels.filter(t=>e===t.pathwayId)}updatePathwayPriority(e){this._pathwayPriority=e;let t,n=this.penalizedPathways,r=performance.now();Object.keys(n).forEach(e=>{r-n[e]>Mu&&delete n[e]});for(let r=0;r<e.length;r++){let i=e[r];if(i in n)continue;if(i===this.pathwayId)return;let a=this.hls.nextLoadLevel,o=this.hls.levels[a];if(t=this.getLevelsForPathway(i),t.length>0){this.log(`Setting Pathway to "${i}"`),this.pathwayId=i,qa(t),this.hls.trigger(L.LEVELS_UPDATED,{levels:t});let e=this.hls.levels[a];o&&e&&this.levels&&(e.attrs[`STABLE-VARIANT-ID`]!==o.attrs[`STABLE-VARIANT-ID`]&&e.bitrate!==o.bitrate&&this.log(`Unstable Pathways change from bitrate ${o.bitrate} to ${e.bitrate}`),this.hls.nextLoadLevel=a);break}}}getPathwayForGroupId(e,t,n){let r=this.getLevelsForPathway(n).concat(this.levels||[]);for(let n=0;n<r.length;n++)if(t===R.AUDIO_TRACK&&r[n].hasAudioGroup(e)||t===R.SUBTITLE_TRACK&&r[n].hasSubtitleGroup(e))return r[n].pathwayId;return n}clonePathways(e){let t=this.levels;if(!t)return;let n={},r={};e.forEach(e=>{let{ID:i,"BASE-ID":a,"URI-REPLACEMENT":o}=e;if(t.some(e=>e.pathwayId===i))return;let s=this.getLevelsForPathway(a).map(e=>{let t=new Ri(e.attrs);t[`PATHWAY-ID`]=i;let a=t.AUDIO&&`${t.AUDIO}_clone_${i}`,s=t.SUBTITLES&&`${t.SUBTITLES}_clone_${i}`;a&&(n[t.AUDIO]=a,t.AUDIO=a),s&&(r[t.SUBTITLES]=s,t.SUBTITLES=s);let c=Fu(e.uri,t[`STABLE-VARIANT-ID`],`PER-VARIANT-URIS`,o),l=new Er({attrs:t,audioCodec:e.audioCodec,bitrate:e.bitrate,height:e.height,name:e.name,url:c,videoCodec:e.videoCodec,width:e.width});if(e.audioGroups)for(let t=1;t<e.audioGroups.length;t++)l.addGroupId(`audio`,`${e.audioGroups[t]}_clone_${i}`);if(e.subtitleGroups)for(let t=1;t<e.subtitleGroups.length;t++)l.addGroupId(`text`,`${e.subtitleGroups[t]}_clone_${i}`);return l});t.push(...s),Pu(this.audioTracks,n,o,i),Pu(this.subtitleTracks,r,o,i)})}loadSteeringManifest(e){let t=this.hls.config,n=t.loader;this.loader&&this.loader.destroy(),this.loader=new n(t);let r;try{r=new self.URL(e)}catch{this.enabled=!1,this.log(`Failed to parse Steering Manifest URI: ${e}`);return}if(r.protocol!==`data:`){let e=(this.hls.bandwidthEstimate||t.abrEwmaDefaultEstimate)|0;vr(r,`_HLS_pathway`,this.pathwayId),vr(r,`_HLS_throughput`,``+e)}let i={type:R.STEERING_MANIFEST,responseType:`json`,url:r.href},a=t.steeringManifestLoadPolicy.default,o=a.errorRetry||a.timeoutRetry||{},s={loadPolicy:a,timeout:a.maxLoadTimeMs,maxRetry:o.maxNumRetry||0,retryDelay:o.retryDelayMs||0,maxRetryDelay:o.maxRetryDelayMs||0};this.log(`Requesting steering manifest: ${r}`),this.loader.load(i,s,{onSuccess:(e,t,n,i)=>{this.log(`Loaded steering manifest: "${r}"`);let a=e.data;if(a?.VERSION!==1){this.log(`Steering VERSION ${a.VERSION} not supported!`);return}this.updated=performance.now(),this.timeToLoad=a.TTL;let{"RELOAD-URI":o,"PATHWAY-CLONES":s,"PATHWAY-PRIORITY":c}=a;if(o)try{this.uri=new self.URL(o,r).href}catch{this.enabled=!1,this.log(`Failed to parse Steering Manifest RELOAD-URI: ${o}`);return}this.scheduleRefresh(this.uri||n.url),s&&this.clonePathways(s);let l={steeringManifest:a,url:r.toString()};this.hls.trigger(L.STEERING_MANIFEST_LOADED,l),c&&this.updatePathwayPriority(c)},onError:(e,t,n,r)=>{if(this.log(`Error loading steering manifest: ${e.code} ${e.text} (${t.url})`),this.stopLoad(),e.code===410){this.enabled=!1,this.log(`Steering manifest ${t.url} no longer available`);return}let i=this.timeToLoad*1e3;if(e.code===429){let e=this.loader;if(typeof e?.getResponseHeader==`function`){let t=e.getResponseHeader(`Retry-After`);t&&(i=parseFloat(t)*1e3)}this.log(`Steering manifest ${t.url} rate limited`);return}this.scheduleRefresh(this.uri||t.url,i)},onTimeout:(e,t,n)=>{this.log(`Timeout loading steering manifest (${t.url})`),this.scheduleRefresh(this.uri||t.url)}})}scheduleRefresh(e,t=this.timeToLoad*1e3){this.clearTimeout(),this.reloadTimer=self.setTimeout(()=>{let t=this.hls?.media;if(t&&!t.ended){this.loadSteeringManifest(e);return}this.scheduleRefresh(e,this.timeToLoad*1e3)},t)}};function Pu(e,t,n,r){e&&Object.keys(t).forEach(i=>{let a=e.filter(e=>e.groupId===i).map(e=>{let a=H({},e);return a.details=void 0,a.attrs=new Ri(a.attrs),a.url=a.attrs.URI=Fu(e.url,e.attrs[`STABLE-RENDITION-ID`],`PER-RENDITION-URIS`,n),a.groupId=a.attrs[`GROUP-ID`]=t[i],a.attrs[`PATHWAY-ID`]=r,a});e.push(...a)})}function Fu(e,t,n,r){if(t){let{[n]:e}=r;if(e){let n=e[t];if(n)return n}}let{HOST:i,PARAMS:a}=r,o=new self.URL(e);return i&&(o.hostname=i),a&&Object.keys(a).sort().forEach(e=>{e&&vr(o,e,a[e])}),o.href}var Iu=class extends Error{constructor(e,t){super(t),this.data=void 0,e.error||=Error(t),this.data=e,e.err=e.error}},Lu=class e extends We{constructor(t){super(`eme`,t.logger),this.hls=void 0,this.config=void 0,this.media=null,this.mediaResolved=void 0,this.keyFormatPromise=null,this.keySystemAccessPromises={},this.sessionSetupByUri={},this.mediaKeySessions=[],this.activeKeys={},this.mediaKeys=null,this.setMediaKeysQueue=e.CDMCleanupPromise?[e.CDMCleanupPromise]:[],this.onMediaEncrypted=e=>{let{initDataType:t,initData:n}=e,r=`"${e.type}" event: init data type: "${t}"`;if(this.log(r),n!==null){if(!this.keyFormatPromise){let e=Object.keys(this.keySystemAccessPromises);e.length||(e=ia(this.config));let t=e.map(ra).filter(e=>!!e);this.keyFormatPromise=this.getKeyFormatPromise(t)}this.keyFormatPromise.then(i=>{let a,o=ta(i),s=this.activeLevelKeys();if(o===X.FAIRPLAY&&t===`sinf`)try{let e=Rt(new Uint8Array(n)),t=dn(Lt(JSON.parse(e).sinf));if(!t)throw Error(`'schm' box missing or not cbcs/cenc with schi > tenc`);a=new Uint8Array(t.subarray(8,24))}catch(e){this.warn(`${r} Failed to parse sinf: ${e}`);return}else if(o===X.PLAYREADY)a=la(new Uint8Array(n));else if(o===X.WIDEVINE){let e=On(n).filter(e=>e.systemId===na.WIDEVINE);if(e.length){var c;let t=e[0];a=(c=t.kids)!=null&&c.length?t.kids[0]:null}}let l;if(a){let e=Ft(a);for(let r=0;r<s.length;r++){let i=s[r];if(i.keyId&&(Gi(a,i.keyId)||i.uri.replace(/-/g,``).indexOf(e)!==-1)){i.pssh||(i.scheme=t,i.pssh=new Uint8Array(n),i.keyId=a,da.setKeyIdForUri(i.uri,a)),l=this.getSessionForKey(i,`encrypted-event-key-match`);break}}}if(!l){if(s.length){var u,d;return(u=s[0]).scheme||(u.scheme=t),(d=s[0]).pssh||(d.pssh=new Uint8Array(n)),this.getSessionForKey(s[0],`encrypted-event-no-match`)}if(a)throw Error(`Key ID ${Ft(a)} not encountered in playlist`);this.log(`Ignoring "${e.type}" event - could not determine keyId`)}return l}).catch(e=>this.handleError(e))}},this.onWaitingForKey=e=>{this.log(`"${e.type}" event`)},this.hls=t,this.config=t.config,this.registerListeners()}destroy(){this.onDestroying(),this.onMediaDetached();let e=this.config;e.requestMediaKeySystemAccessFunc=null,e.licenseXhrSetup=e.licenseResponseCallback=void 0,e.drmSystems=e.drmSystemOptions={},this.hls=this.config=null,this.onMediaEncrypted=this.onWaitingForKey=null}registerListeners(){let{hls:e}=this;e&&(e.on(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(L.MEDIA_DETACHED,this.onMediaDetached,this),e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(L.DESTROYING,this.onDestroying,this))}unregisterListeners(){let{hls:e}=this;e&&(e.off(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(L.MEDIA_DETACHED,this.onMediaDetached,this),e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(L.DESTROYING,this.onDestroying,this))}attemptKeySystemAccess(e){if(!this.hls)return Promise.reject(Error(`destroyed`));let t=this.hls.levels,n=(e,t,n)=>!!e&&n.indexOf(e)===t,r=t.map(e=>e.audioCodec).filter(n),i=t.map(e=>e.videoCodec).filter(n);return r.length+i.length===0&&i.push(`avc1.42e01e`),new Promise((t,n)=>{let a=e=>{let o=e.shift();this.getMediaKeysPromise(o,r,i).then(e=>t({keySystem:o,mediaKeys:e})).catch(t=>{e.length?a(e):t instanceof Iu?n(t):n(new Iu({type:F.KEY_SYSTEM_ERROR,details:I.KEY_SYSTEM_NO_ACCESS,error:t,fatal:!0},t.message))})};a(e)})}requestMediaKeySystemAccess(e,t){let{requestMediaKeySystemAccessFunc:n}=this.config;if(typeof n!=`function`){let e=`Configured requestMediaKeySystemAccess is not a function ${n}`;return aa===null&&self.location.protocol===`http:`&&(e=`navigator.requestMediaKeySystemAccess is not available over insecure protocol ${location.protocol}`),Promise.reject(Error(e))}return n(e,t)}getMediaKeysPromise(e,t,n){let r=oa(e,t,n,this.config.drmSystemOptions||{}),i=this.keySystemAccessPromises[e],a=i?.keySystemAccess;if(!a){this.log(`Requesting encrypted media "${e}" key-system access with config: ${J(r)}`),a=this.requestMediaKeySystemAccess(e,r);let t=i=this.keySystemAccessPromises[e]={keySystemAccess:a};return a.catch(t=>{this.log(`Failed to obtain access to key-system "${e}": ${t}`)}),a.then(n=>{this.throwIfDestroyed(),this.log(`Access for key-system "${n.keySystem}" obtained`);let r=this.fetchServerCertificate(e);this.log(`Create media-keys for "${e}"`);let i=t.mediaKeys=n.createMediaKeys().then(n=>(this.log(`Media-keys created for "${e}"`),t.hasMediaKeys=!0,r.then(t=>t?this.setMediaKeysServerCertificate(n,e,t):n)));return i.catch(t=>{this.error(`Failed to create media-keys for "${e}"}: ${t}`)}),i})}return a.then(()=>i.mediaKeys)}getMediaKeySessionContext(e,t,n,r){let{mediaKeySessions:i}=this,a=` key-session "${e}" keyId: ${Ft(n.keyId||[])} keyUri: ${n.uri} for "${r}"`;for(let e=0;e<i.length;e++){let t=i[e];if(!t.initialized&&t.createdFor.levelKey.uri===n.uri)return this.log(`Reusing${a}`),t}this.log(`Creating${a}`);let o={keySystem:e,mediaKeys:t,mediaKeysSession:t.createSession(),keyRequests:{},keyStatuses:{},createdFor:{levelKey:n,reason:r},initialized:!1};return i.push(o),o}resetMediaKeys(){let e=this.mediaKeySessions[0]?.keySystem,t=this.keySystemAccessPromises[e];t&&(this.log(`reset mediaKeys`),this.mediaKeys=null,t.hasMediaKeys=!1,delete t.mediaKeys,delete this.keySystemAccessPromises[e])}updateKeySession(e,t,n){let r=e.mediaKeysSession;return this.log(`Updating key-session "${r.sessionId}" for keyId ${Ft(t.keyId||[])}
      } (data length: ${n.byteLength})`),r.update(n)}getSelectedKeySystemFormats(){return Object.keys(this.keySystemAccessPromises).map(e=>({keySystem:e,hasMediaKeys:this.keySystemAccessPromises[e].hasMediaKeys})).filter(({hasMediaKeys:e})=>!!e).map(({keySystem:e})=>ra(e)).filter(e=>!!e)}getKeySystemAccess(e){return this.getKeySystemSelectionPromise(e).then(({keySystem:e,mediaKeys:t})=>this.attemptSetMediaKeys(e,t))}selectKeySystem(e){return this.getKeySystemSelectionPromise(e).then(({keySystem:e})=>{let t=ra(e);if(!t)throw Error(`Unable to find format for key-system "${e}"`);return t})}selectKeySystemFormat(e){let t=Object.keys(e.levelkeys||{});return this.keyFormatPromise||=(this.log(`Selecting key-system from fragment (sn: ${e.sn} ${e.type}: ${e.level}) key formats ${t.join(`, `)}`),this.getKeyFormatPromise(t)),this.keyFormatPromise}getKeyFormatPromise(e){let t=ia(this.config),n=e.map(ta).filter(e=>!!e&&t.indexOf(e)!==-1);return this.selectKeySystem(n)}loadClear(e,t,n){if(this.config.emeEnabled&&!this.getSelectedKeySystemFormats().length){if(t.length)for(let r=0,i=t.length;r<i;r++){let a=t[r];if(e.cc<=a.cc&&(!V(e)||!V(a)||e.sn<a.sn)||!n&&r==i-1)return this.selectKeySystemFormat(a).then(e=>{if(!this.hls)return;a.setKeyFormat(e);let t=ta(e);if(t)return this.getKeySystemAccess([t])})}if(this.config.requireKeySystemAccessOnStart){let e=ia(this.config);if(e.length)return this.getKeySystemAccess(e)}}return null}getKeyStatus(e){let{mediaKeySessions:t}=this;for(let n=0;n<t.length;n++){let r=Vu(e,t[n]);if(r)return r}}loadKey(e){let t=e.decryptdata,n=this.getKeyStatus(t);if(n===`internal-error`){let r=Hu(n,t);return r.data.frag=e,this.error(`${r.message} (${Ft(t.keyId||[])})`),Promise.reject(r)}let r=e.type,i=this.activeKeys,a=i[r];a&&!t.matches(a.decryptdata)&&(i.previous||=[],i.previous.push(a),delete i[r]),i[r]||(i[r]=e);for(let e=this.mediaKeySessions.length;e--;){let n=this.mediaKeySessions[e];if(t.keyId&&n.keyStatuses[Ft(t.keyId)]===`expired`)return this.renewKeySession(t,n)}return this.updateUsablePromise(t,`playlist-key`,e)}renewKeySession(e,t){return this.resetMediaKeys(),this.removeSession(t).then(()=>(this.throwIfDestroyed(),this.updateUsablePromise(e,`expired`)))}updateUsablePromise(e,t,n){let r=this.getSessionForKey(e,t);return r.catch(e=>this.handleError(e,n)),r.then(t=>e)}getSessionForKey(e,t){let n=this.findContextForKey(e);if(n!==void 0)return Promise.resolve(n);let r=e.uri,i=this.sessionSetupByUri[r],a;a=i===void 0?this.resolveSessionForKey(e,t):i.catch(()=>void 0).then(()=>(this.throwIfDestroyed(),this.resolveSessionForKey(e,t))),this.sessionSetupByUri[r]=a;let o=()=>{this.sessionSetupByUri[r]===a&&delete this.sessionSetupByUri[r]};return a.then(o,o),a}findContextForKey(e){let{mediaKeySessions:t}=this;for(let n=t.length;n--;){let r=t[n];if(Vu(e,r))return r}}resolveSessionForKey(e,t){return this.getKeySystemForKeyPromise(e).then(({keySystem:n,mediaKeys:r})=>{this.throwIfDestroyed();for(let n=this.mediaKeySessions.length;n--;){let r=this.mediaKeySessions[n];if(Vu(e,r))return r;let i=this.getUsableKeyPromise(r,e,t);if(i)return i}return this.attemptSetMediaKeys(n,r).then(()=>(this.throwIfDestroyed(),this.getMediaKeySessionContext(n,r,e,t))).then(n=>{this.throwIfDestroyed();let r=e.scheme||`cenc`,i=e.pssh?e.pssh.buffer:null;return this.generateRequestWithPreferredKeySession(n,e,r,i,t)})})}getUsableKeyPromise(e,t,n){let r=e.keyRequests[t.uri];if(r)return this.log(`Waiting for usable key (${n} keyId: ${Bu(t)} format: "${t.keyFormat}" URI: ${t.uri})`),Uu(r).then(()=>e)}throwIfDestroyed(e=`Invalid state`){if(!this.hls)throw Error(`invalid state`)}handleError(e,t){if(this.hls){if(e instanceof Iu){t&&(e.data.frag=t);let n=e.data.decryptdata;this.error(`${e.message}${n?` (${Ft(n.keyId||[])})`:``}`),this.hls.trigger(L.ERROR,e.data)}else this.error(e.message),this.hls.trigger(L.ERROR,{type:F.KEY_SYSTEM_ERROR,details:I.KEY_SYSTEM_NO_KEYS,error:e,fatal:!0})}}getKeySystemForKeyPromise(e){let t=ta(e.keyFormat),n=t?[t]:ia(this.config);return this.attemptKeySystemAccess(n)}getKeySystemSelectionPromise(e){if(e.length||(e=ia(this.config)),e.length===0)throw new Iu({type:F.KEY_SYSTEM_ERROR,details:I.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},`Missing key-system license configuration options ${J({drmSystems:this.config.drmSystems})}`);return this.attemptKeySystemAccess(e)}activeLevelKeys(){let e=this.activeKeys,t=(e.previous||[]).map(e=>e.decryptdata);return e.audio&&t.unshift(e.audio.decryptdata),e.main&&t.unshift(e.main.decryptdata),t}attemptSetMediaKeys(e,t){if(this.mediaResolved=void 0,this.mediaKeys===t)return Promise.resolve();let n=this.setMediaKeysQueue.slice();this.log(`Setting media-keys for "${e}"`);let r=Promise.all(n).then(()=>this.media?this.media.setMediaKeys(t):new Promise((e,n)=>{this.mediaResolved=()=>{if(this.mediaResolved=void 0,!this.media)return n(Error(`Attempted to set mediaKeys without media element attached`));this.mediaKeys=t,this.media.setMediaKeys(t).then(e).catch(n)}}));return this.mediaKeys=t,this.setMediaKeysQueue.push(r),r.then(()=>{this.log(`Media-keys set for "${e}"`),n.push(r),this.setMediaKeysQueue=this.setMediaKeysQueue.filter(e=>n.indexOf(e)===-1)})}filterInitData(e,t,n,r,i){var a;let o=(a=this.config.drmSystems)==null||(a=a[e.keySystem])==null?void 0:a.generateRequest;if(o)try{let a=o.call(this.hls,n,r,H({},e,{decryptdata:t,reason:i}),i);if(!a)throw Error(`Invalid response from configured generateRequest filter`);t.scheme=a.initDataType?a.initDataType:`cenc`;let s=a.initData?a.initData:null;return t.pssh=s?new Uint8Array(s):null,a}catch(e){var s;if(this.warn(e.message),(s=this.hls)!=null&&s.config.debug)throw e}return{initDataType:n,initData:r}}generateRequestWithPreferredKeySession(e,t,n,r,i){let a=this.getUsableKeyPromise(e,t,i);if(a)return a;let o=this.filterInitData(e,t,n,r,i);if(o&&(r=o.initData?o.initData:null,n=o.initDataType),r===null)return i.startsWith(`encrypted-event`)?Promise.reject(Error(`missing initialization data for "${i}"`)):(this.log(`Skipping key-session request for "${i}" (no initData)`),Promise.resolve(e));let s=t.uri,c=new po;c.status=`initialized`,c.requestErrors=[],e.keyRequests[s]=c;let l=n=>{let r=e.mediaKeysSession;if(!r){let e=Error(`invalid state`);c.errored=e,c.emit(`error`,e);return}let{messageType:i,message:a}=n;c.status=i,this.log(`"${i}" message event for session "${r.sessionId}" message size: ${a.byteLength}`),i===`license-request`||i===`license-renewal`?this.renewLicense(e,t,a).catch(t=>{c.errored=t,c.eventNames().length?c.emit(`error`,t):this.handleError(t),this.removeSession(e)}):i===`license-release`?e.keySystem===X.FAIRPLAY&&this.updateKeySession(e,t,Yi(`acknowledged`)).then(()=>this.removeSession(e)).catch(e=>this.handleError(e)):this.warn(`unhandled media key message type "${i}"`)};return c.onmessage=l,Z(e.mediaKeysSession,`message`,l),this.generateRequest(e,t,n,r,i,!1)}generateRequest(e,t,n,r,i,a){if(a){let a=this.filterInitData(e,t,n,r,i);a&&(r=a.initData?a.initData:r,n=a.initDataType)}let o=t.uri,s=e.keyRequests[o],c=Ft(t.keyId||[]),l=e=>{let n;e.startsWith(`usable`)?(s.resolved=!0,s.emit(`resolved`)):e===`internal-error`||e===`output-restricted`||e===`output-downscaled`?n=Hu(e,t):e===`expired`?n=Error(`key expired (keyId: ${c})`):e===`released`?n=Error(`key released`):e===`status-pending`||this.warn(`unhandled key status change "${e}" (keyId: 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r/t.tickRate}return r}function xd(e,t,n,r=``,i=`disabled`){let a=e.ownerDocument.createElement(`track`);return a.kind=t,a.label=n,r&&(a.srclang=r),a.src=`data:,WEBVTT`,a.track.mode=i,e.appendChild(a),a}function Sd(e){return e.forced&&Vn()?`forced`:e.characteristics&&/transcribes-spoken-dialog/gi.test(e.characteristics)&&/describes-music-and-sound/gi.test(e.characteristics)?`captions`:`subtitles`}function Cd(e,t){let n=e.mode;if(n===`disabled`&&(e.mode=`hidden`),e.cues&&!e.cues.getCueById(t.id))try{if(e.addCue(t),!e.cues.getCueById(t.id))throw Error(`addCue is failed for: ${t}`)}catch(n){W.debug(`[texttrack-utils]: ${n}`);try{let n=new self.TextTrackCue(t.startTime,t.endTime,t.text);n.id=t.id,e.addCue(n)}catch(e){W.debug(`[texttrack-utils]: Legacy TextTrackCue fallback failed: ${e}`)}}n===`disabled`&&(e.mode=n)}function wd(e,t,n,r){let i=e.mode;if(i===`disabled`&&(e.mode=`hidden`),e.cues&&e.cues.length>0){let i=Ed(e.cues,t,n);for(let t=0;t<i.length;t++)(!r||r(i[t]))&&e.removeCue(i[t])}i===`disabled`&&(e.mode=i)}function Td(e,t){if(t<=e[0].startTime)return 0;let n=e.length-1;if(t>e[n].endTime)return-1;let r=0,i=n,a;for(;r<=i;)if(a=Math.floor((i+r)/2),t<e[a].startTime)i=a-1;else if(t>e[a].startTime&&r<n)r=a+1;else return a;return e[r].startTime-t<t-e[i].startTime?r:i}function Ed(e,t,n){let r=[],i=Td(e,t);if(i>-1)for(let a=i,o=e.length;a<o;a++){let i=e[a];if(i.startTime>=t&&i.endTime<=n)r.push(i);else if(i.startTime>n)return r}return r}var Dd=class extends uc{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 e=-1,t=!1;if(this.currentTrack){let n=this.currentTrack.trackNode?.track.mode;n===`showing`?(e=this.trackId,t=!0):n===`hidden`&&(e=this.trackId)}if(!t)for(let t=0;t<this.tracksInGroup.length;t++){let n=this.tracksInGroup[t].trackNode?.track.mode;if(n===`showing`){e=t;break}e<0&&n===`hidden`&&(e=t)}e>-1&&(this._subtitleDisplay=this.tracksInGroup[e].trackNode?.track.mode===`showing`),this.setSubtitleTrack(e,!0)},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(){let{hls:e}=this;e.on(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.MANIFEST_PARSED,this.onManifestParsed,this),e.on(L.LEVEL_LOADING,this.onLevelLoading,this),e.on(L.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(L.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(L.ERROR,this.onError,this)}unregisterListeners(){let{hls:e}=this;e.off(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.MANIFEST_PARSED,this.onManifestParsed,this),e.off(L.LEVEL_LOADING,this.onLevelLoading,this),e.off(L.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(L.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(L.ERROR,this.onError,this)}createTracksInGroup(){var e;if(!this.media||!this.hls.config.renderTextTracksNatively)return;this.tracksInGroup.forEach(e=>{e.trackNode||=xd(this.media,Sd(e),e.name,e.lang)});let t=(e=this.currentTrack)==null||(e=e.trackNode)==null?void 0:e.track;t?.mode===`disabled`&&(t.mode=this._subtitleDisplay?`showing`:`hidden`)}onMediaAttached(e,t){let n=t.media;this.media=n;let r=this.trackId;this.queuedDefaultTrack>-1&&(r=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.setSubtitleTrack(r),this.createTracksInGroup(),this.useTextTrackPolling=!(n.textTracks&&`onchange`in n.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):n.textTracks.addEventListener(`change`,this.asyncPollTrackChange)}pollTrackChange(e){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.onTextTracksChanged,e)}onMediaDetaching(e,t){let n=this.media;if(!n)return;let r=!!t.transferMedia;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||n.textTracks.removeEventListener(`change`,this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId,this.setSubtitleTrack(-1)),this.media=null,!r&&this.hls.config.renderTextTracksNatively&&this.tracksInGroup.forEach(e=>{let t=e.trackNode;t&&(t.track.mode=`hidden`,t.remove(),e.trackNode=void 0)})}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){let{id:n,groupId:r,details:i}=t,a=this.tracksInGroup[n];if(!a||a.groupId!==r){this.warn(`Subtitle track with id:${n} and group:${r} not found in active group ${a?.groupId}`);return}let o=a.details;a.details=t.details,this.log(`Subtitle track ${n} "${a.name}" lang:${a.lang} group:${r} loaded [${i.startSN}-${i.endSN}]`),n===this.trackId&&this.playlistLoaded(n,t,o)}onLevelLoading(e,t){this.switchLevel(t.level)}onLevelSwitching(e,t){this.switchLevel(t.level)}switchLevel(e){let t=this.hls.levels[e];if(!t)return;let n=t.subtitleGroups||null,r=this.groupIds,i=this.currentTrack;if(!n||r?.length!==n?.length||n!=null&&n.some(e=>r?.indexOf(e)===-1)){this.groupIds=n;let e=[];if(this.tracks.forEach(t=>{(t.textCodec===od?this.hls.config.enableIMSC1:this.hls.config.enableWebVTT)&&(!n||n.indexOf(t.groupId)>-1?(t.id=e.length,e.push(t)):t.trackNode&&=(t.trackNode.remove(),void 0))}),e.length===this.tracksInGroup.length){let t=!1;for(let n=0;n<e.length;n++)if(e[n]!==this.tracksInGroup[n]){t=!0;break}if(!t)return}e.length&&this.selectDefaultTrack&&!e.some(e=>e.default)&&(this.selectDefaultTrack=!1),this.tracksInGroup=e,this.trackId=-1,this.currentTrack=null;let t=this.hls.config.subtitlePreference;if(!i&&t){this.selectDefaultTrack=!1;let n=Ir(t,e);if(n>-1)i=e[n];else{let e=Ir(t,this.tracks);i=this.tracks[e]}}let r=this.findTrackId(i);r===-1&&i&&(r=this.findTrackId(null));let a={subtitleTracks:e};this.log(`Updating subtitle tracks, ${e.length} track(s) found in "${n?.join(`,`)}" group-id`),this.hls.trigger(L.SUBTITLE_TRACKS_UPDATED,a),this.setSubtitleTrack(r),this.createTracksInGroup()}}findTrackId(e){let t=this.tracksInGroup,n=this.selectDefaultTrack;for(let r=0;r<t.length;r++){let i=t[r];if(!(n&&!i.default||!n&&!e)&&(!e||Lr(i,e)))return r}if(e){for(let n=0;n<t.length;n++){let r=t[n];if(fc(e.attrs,r.attrs,[`LANGUAGE`,`ASSOC-LANGUAGE`,`CHARACTERISTICS`]))return n}for(let n=0;n<t.length;n++){let r=t[n];if(fc(e.attrs,r.attrs,[`LANGUAGE`]))return n}}return-1}onError(e,t){t.fatal||!t.context||t.context.type===R.SUBTITLE_TRACK&&t.context.id===this.trackId&&Wr(t.context.groupId,this.groupIds)&&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,!0)}setSubtitleOption(e){if(this.hls.config.subtitlePreference=e,e){if(e.id===-1)return this.setSubtitleTrack(-1,!0),null;let t=this.allSubtitleTracks;if(this.selectDefaultTrack=!1,t.length){let n=this.currentTrack;if(n&&Lr(e,n))return n;let r=Ir(e,this.tracksInGroup);if(r>-1){let e=this.tracksInGroup[r];return this.setSubtitleTrack(r,!0),e}if(n)return null;{let n=Ir(e,t);if(n>-1)return t[n]}}}return null}loadPlaylist(e){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentTrack)&&this.scheduleLoading(this.currentTrack,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);let n=e.id,r=e.groupId,i=this.getUrlWithDirectives(e.url,t),a=e.details,o=a?.age;this.log(`Loading subtitle ${n} "${e.name}" lang:${e.lang} group:${r}${t?.msn===void 0?``:` at sn `+t.msn+` part `+t.part}${o&&a.live?` age `+o.toFixed(1)+(a.type&&` `+a.type||``):``} ${i}`),this.hls.trigger(L.SUBTITLE_TRACK_LOADING,{url:i,id:n,groupId:r,deliveryDirectives:t||null,track:e})}toggleTrackModes(){if(!this.media||!this.hls.config.renderTextTracksNatively)return;let e=this.currentTrack;this.tracksInGroup.forEach(t=>{if(t.trackNode){let n=t===e?this._subtitleDisplay?`showing`:`hidden`:`disabled`,r=t.trackNode.track;r.mode!==n&&(r.mode=n)}})}setSubtitleTrack(e,t=!1){let n=this.tracksInGroup;if(this.media||(this.queuedDefaultTrack=e),e<-1||e>=n.length||!P(e)){this.warn(`Invalid subtitle track id: ${e}`);return}let r=this.currentTrack,i=n[e]||null;if(this.trackId=e,this.currentTrack=i,t&&this.toggleTrackModes(),!i){r&&this.hls.trigger(L.SUBTITLE_TRACK_SWITCH,{id:e});return}let a=!!i.details&&!i.details.live;if(i===r&&a)return;this.log(`Switching to subtitle-track ${e}`+(i?` "${i.name}" lang:${i.lang} group:${i.groupId}`:``));let{id:o,groupId:s=``,name:c,type:l,url:u}=i;this.hls.trigger(L.SUBTITLE_TRACK_SWITCH,{id:o,groupId:s,name:c,type:l,url:u});let d=this.switchParams(i.url,r?.details,i.details);this.loadPlaylist(d)}},Od=2,kd=100,Ad=class extends Di{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.skipRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.buffered={},this.lastCurrentTime=void 0,this.ended=0,this.waiting=0,this.onMediaPlaying=()=>{this.ended=0,this.waiting=0},this.onMediaWaiting=()=>{var e;(e=this.media)!=null&&e.seeking||(this.waiting=self.performance.now(),this.tick())},this.onMediaEnded=()=>{this.hls&&(this.ended=this.media?.currentTime||1,this.hls.trigger(L.MEDIA_ENDED,{stalled:!1}))},this.hls=e,this.fragmentTracker=t,this.lastCurrentTime=this.getCurrentTime(),this.registerListeners()}registerListeners(){let{hls:e}=this;e&&(e.on(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(L.BUFFER_APPENDED,this.onBufferAppended,this))}unregisterListeners(){let{hls:e}=this;e&&(e.off(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(L.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(kd),this.mediaSource=t.mediaSource;let n=this.media=t.media;Z(n,`playing`,this.onMediaPlaying),Z(n,`waiting`,this.onMediaWaiting),Z(n,`ended`,this.onMediaEnded)}onMediaDetaching(e,t){this.clearInterval();let{media:n}=this;n&&(Q(n,`playing`,this.onMediaPlaying),Q(n,`waiting`,this.onMediaWaiting),Q(n,`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}getCurrentTime(){let e=this.hls?.config.timelineOffset||0;return this.media?Math.max(this.media.currentTime,e):e}tick(){var e;if(!((e=this.media)!=null&&e.readyState)||!this.hasBuffered)return;let t=this.getCurrentTime();this.media.currentTime<t||(this.poll(t,this.lastCurrentTime),this.lastCurrentTime=t)}poll(e,t){let n=this.hls?.config;if(!n)return;let r=this.media;if(!r)return;let{seeking:i}=r,a=this.seeking&&!i,o=!this.seeking&&i,s=r.paused&&!i||r.ended||r.playbackRate===0;if(this.seeking=i,e!==t){t&&(this.ended=0),this.moved=!0,i||(this.skipRetry=this.nudgeRetry=0,n.nudgeOnVideoHole&&!s&&e>t&&this.nudgeOnVideoHole(e,t)),this.waiting===0&&this.stallResolved(e);return}if(o||a){a&&this.stallResolved(e);return}if(s){this.skipRetry=this.nudgeRetry=0,this.stallResolved(e),!this.ended&&r.ended&&this.hls&&(this.ended=e||1,this.hls.trigger(L.MEDIA_ENDED,{stalled:!1}));return}if(!Y.getBuffered(r).length){this.skipRetry=this.nudgeRetry=0;return}let c=Y.bufferInfo(r,e,0),l=this.fragmentTracker;l&&this.hls&&Pd(c,e,l,this.hls);let u=c.nextStart||0;if(i&&l&&this.hls){let t=jd(this.hls.inFlightFragments,e),n=c.len>Od,r=!u||t||u-e>Od&&!l.getPartialFragment(e);if(n||r)return;this.moved=!1}let d=this.hls?.latestLevelDetails;if(!this.moved&&this.stalled!==null&&l){if(!(c.len>0)&&!u)return;let t=Math.max(u,c.start||0)-e,n=d!=null&&d.live?d.targetduration*2:Od,i=Nd(e,l);if(t>0&&(t<=n||i)){r.paused||this._trySkipBufferHole(i);return}}let f=n.detectStallWithCurrentTimeMs,p=self.performance.now(),m=this.waiting,h=this.stalled;if(h===null){if(m>0&&p-m<f)h=this.stalled=m;else{this.stalled=p;return}}let g=p-h;if(!i&&(g>=f||m&&this.moved)&&this.hls){if(this.mediaSource?.readyState===`ended`&&!(d!=null&&d.live)&&Math.abs(e-(d?.edge||0))<1){if(this.ended)return;this.ended=e||1,this.hls.trigger(L.MEDIA_ENDED,{stalled:!0});return}if(this._reportStall(c),!this.media||!this.hls)return;if(r.currentTime!==e){let t=e;e=r.currentTime,this.moved=!0,this.log(`currentTime changed ${t} > ${e}`);return}}let _=Y.bufferInfo(r,e,n.maxBufferHole);this._tryFixBufferStall(_,g,e)}stallResolved(e){let t=this.stalled;if(t&&this.hls&&(this.stalled=null,this.stallReported)){let n=self.performance.now()-t;this.log(`playback not stuck anymore @${e}, after ${Math.round(n)}ms`),this.stallReported=!1,this.waiting=0,this.hls.trigger(L.STALL_RESOLVED,{})}}nudgeOnVideoHole(e,t){var n;let r=this.buffered.video;if(this.hls&&this.media&&this.fragmentTracker&&(n=this.buffered.audio)!=null&&n.length&&r&&r.length>1&&e>r.end(0)){let n=Y.bufferedInfo(Y.timeRangesToArray(this.buffered.audio),e,0);if(n.len>1&&t>=n.start){let n=Y.timeRangesToArray(r),i=Y.bufferedInfo(n,t,0).bufferedIndex;if(i>-1&&i<n.length-1){let t=Y.bufferedInfo(n,e,0).bufferedIndex,r=n[i].end,a=n[i+1].start;if((t===-1||t>i)&&a-r<1&&e-r<2){let n=Error(`nudging playhead to flush pipeline after video hole. currentTime: ${e} hole: ${r} -> ${a} buffered index: ${t}`);this.warn(n.message),this.media.currentTime+=1e-6;let i=Nd(e,this.fragmentTracker);i&&`fragment`in i?i=i.fragment:i||=void 0;let o=Y.bufferInfo(this.media,e,0);this.hls.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:n,reason:n.message,frag:i,buffer:o.len,bufferInfo:o})}}}}}_tryFixBufferStall(e,t,n){let{fragmentTracker:r,media:i}=this,a=this.hls?.config;if(!i||!r||!a)return;let o=this.hls?.latestLevelDetails,s=Nd(n,r);if((s||o!=null&&o.live&&n<o.fragmentStart)&&(this._trySkipBufferHole(s)||!this.media))return;let c=e.buffered,l=this.adjacentTraversal(e,n);(c&&c.length>1&&e.len>a.maxBufferHole||e.nextStart&&(e.nextStart-n<a.maxBufferHole||l))&&(t>a.highBufferWatchdogPeriod*1e3||this.waiting)&&(this.warn(`Trying to nudge playhead over buffer-hole`),this._tryNudgeBuffer(e))}adjacentTraversal(e,t){let n=this.fragmentTracker,r=e.nextStart;if(n&&r){let e=n.getFragAtPos(t,z.MAIN),i=n.getFragAtPos(r,z.MAIN);if(e&&i)return i.sn-e.sn<2}return!1}_reportStall(e){let{hls:t,media:n,stallReported:r,stalled:i}=this;if(!r&&i!==null&&n&&t){this.stallReported=!0;let r=Error(`Playback stalling at @${n.currentTime} due to low buffer (${J(e)})`);this.warn(r.message),t.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.BUFFER_STALLED_ERROR,fatal:!1,error:r,buffer:e.len,bufferInfo:e,stalled:{start:i}})}}_trySkipBufferHole(e){let{fragmentTracker:t,media:n,hls:r}=this,i=r?.config;if(!n||!t||!i)return 0;let a=n.currentTime,o=Y.bufferInfo(n,a,0);Pd(o,a,t,r);let s=a<o.start?o.start:o.nextStart;if(s){let l=o.len<=i.maxBufferHole,u=o.len>0&&o.len<1&&n.readyState<3,d=s-a;if(d>0&&(l||u)){if(d>i.maxBufferHole){let n=!1;if(a===0){let e=t.getAppendedFrag(0,z.MAIN);e&&s<e.end&&(n=!0)}if(!n&&e){var c;if(!((c=r.loadLevelObj)!=null&&c.details)||jd(r.inFlightFragments,s))return 0;let n=!1,i=e.end;for(;i<s;){let e=Nd(i,t),r=e?e.duration:0;if(r>0)i+=r;else{n=!0;break}}if(n)return 0}}let{nudgeMaxRetry:l,skipBufferHolePadding:u}=i,f=++this.skipRetry>l,p=Math.max(s,a)+u;if(f||(this.warn(`skipping hole, adjusting currentTime from ${a} to ${p}`),this.moved=!0,n.currentTime=p),!(e!=null&&e.gap)||f){let t=Error(f?`Playhead still not moving after seeking over buffer hole from ${a} to ${p} after ${i.nudgeMaxRetry} attempts.`:`fragment loaded with buffer holes, seeking from ${a} to ${p}`),n={type:F.MEDIA_ERROR,details:I.BUFFER_SEEK_OVER_HOLE,fatal:f,error:t,reason:t.message,buffer:o.len,bufferInfo:o};e&&(`fragment`in e?n.part=e:n.frag=e),r.trigger(L.ERROR,n)}return p}}return 0}_tryNudgeBuffer(e){let{hls:t,media:n,nudgeRetry:r}=this,i=t?.config;if(!n||!i)return 0;let a=n.currentTime;if(this.nudgeRetry++,r<i.nudgeMaxRetry){let o=a+(r+1)*i.nudgeOffset,s=Error(`Nudging 'currentTime' from ${a} to ${o}`);this.warn(s.message),n.currentTime=o,t.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.BUFFER_NUDGE_ON_STALL,error:s,fatal:!1,buffer:e.len,bufferInfo:e})}else{let n=Error(`Playhead still not moving while enough data buffered @${a} after ${i.nudgeMaxRetry} nudges`);this.error(n.message),t.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.BUFFER_STALLED_ERROR,error:n,fatal:!0,buffer:e.len,bufferInfo:e})}}};function jd(e,t){let n=Md(e.main);if(n&&n.start<=t)return n;let r=Md(e.audio);return r&&r.start<=t?r:null}function Md(e){if(!e)return null;switch(e.state){case $.IDLE:case $.STOPPED:case $.ENDED:case $.ERROR:return null}return e.frag}function Nd(e,t){return t.getAppendedFrag(e,z.MAIN)||t.getPartialFragment(e)}function Pd(e,t,n,r){let i=r.latestLevelDetails,a=Nd(t,n);if(oo(r.config)&&!e.nextStart&&i&&a&&r.interstitialsManager){let n=`type`in a?a:a.fragment,o=ei(i,n.sn);o?.level===n.level&&ao(o,r.interstitialsManager.playerQueue,t)&&(e.nextStart=o.start)}}var Fd=.25;function Id(){if(!(typeof self>`u`))return self.VTTCue||self.TextTrackCue}function Ld(e,t,n,r,i){let a=new e(t,n,``);try{a.value=r,i&&(a.type=i)}catch{a=new e(t,n,J(i?U({type:i},r):r))}return a}var Rd=(()=>{let e=Id();try{e&&new e(0,1/0,``)}catch{return Number.MAX_VALUE}return 1/0})(),zd=class{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(L.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(){let{hls:e}=this;e&&(e.on(L.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(L.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(L.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(L.LEVEL_PTS_UPDATED,this.onLevelPtsUpdated,this))}_unregisterListeners(){let{hls:e}=this;e&&(e.off(L.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(L.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(L.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(L.LEVEL_PTS_UPDATED,this.onLevelPtsUpdated,this))}onMediaAttaching(e,t){this.media=t.media}onMediaAttached(){let e=this.hls?.latestLevelDetails;e&&this.updateDateRangeCues(e)}onMediaDetaching(e,t){this.media=null,!t.transferMedia&&(this.id3Track&&=(this.id3Track.remove(),null),this.dateRangeCuesAppended={})}onManifestLoading(){this.dateRangeCuesAppended={}}createTrack(e){return xd(e,`metadata`,`id3`,``,`hidden`)}onFragParsingMetadata(e,t){if(!this.media||!this.hls)return;let{enableEmsgMetadataCues:n,enableID3MetadataCues:r}=this.hls.config;if(!n&&!r)return;let{samples:i}=t;this.id3Track||=this.createTrack(this.media);let a=Id();if(a)for(let e=0;e<i.length;e++){let t=i[e].type;if(t===Mo.emsg&&!n||!r)continue;let o=jt(i[e].data),s=i[e].pts,c=s+i[e].duration;c>Rd&&(c=Rd),c-s<=0&&(c=s+Fd);for(let e=0;e<o.length;e++){let n=o[e];if(!Mt(n)){this.updateId3CueEnds(s,t);let e=Ld(a,s,c,n,t);e&&this.id3Track.track.addCue(e)}}}}updateId3CueEnds(e,t){let n=this.id3Track?.track.cues;if(n)for(let r=n.length;r--;){let i=n[r];i.type===t&&i.startTime<e&&i.endTime===Rd&&(i.endTime=e)}}onBufferFlushing(e,{startOffset:t,endOffset:n,type:r}){let{id3Track:i,hls:a}=this;if(!a)return;let{config:{enableEmsgMetadataCues:o,enableID3MetadataCues:s}}=a;if(i&&(o||s)){let e;e=r===`audio`?e=>e.type===Mo.audioId3&&s:r===`video`?e=>e.type===Mo.emsg&&o:e=>e.type===Mo.audioId3&&s||e.type===Mo.emsg&&o,wd(i.track,t,n,e)}}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;let{assetPlayerId:n,timelineOffset:r,enableDateRangeMetadataCues:i,interstitialsController:a}=this.hls.config;if(!i)return;let o=Id();if(n&&r&&!a){let{fragmentStart:t,fragmentEnd:r}=e,i=this.assetCue;i?(i.startTime=t,i.endTime=r):o&&(i=this.assetCue=Ld(o,t,r,{assetPlayerId:this.hls.config.assetPlayerId},`hlsjs.interstitial.asset`),i&&(i.id=n,this.id3Track||=this.createTrack(this.media),this.id3Track.track.addCue(i),i.addEventListener(`enter`,this.onEventCueEnter)))}if(!e.hasProgramDateTime)return;let{id3Track:s}=this,{dateRanges:c}=e,l=Object.keys(c),u=this.dateRangeCuesAppended;if(s&&t){var d;if((d=s.track.cues)!=null&&d.length){let e=Object.keys(u).filter(e=>l.indexOf(e)===-1);for(let t=e.length;t--;){let n=e[t],r=u[n]?.cues;delete u[n],r&&Object.keys(r).forEach(e=>{let t=r[e];if(t){t.removeEventListener(`enter`,this.onEventCueEnter);try{s.track.removeCue(t)}catch{}}})}}else u=this.dateRangeCuesAppended={}}let f=e.fragments[e.fragments.length-1];if(!(l.length===0||!P(f?.programDateTime))){this.id3Track||=this.createTrack(this.media);for(let e=0;e<l.length;e++){let t=l[e],n=c[t],r=n.startTime,i=u[t],s=i?.cues||{},d=i?.durationKnown||!1,f=Rd,{duration:p,endDate:m}=n;if(m&&p!==null)f=r+p,d=!0;else if(n.endOnNext&&!d){let e=l.reduce((e,t)=>{if(t!==n.id){let r=c[t];if(r.class===n.class&&r.startDate>n.startDate&&(!e||n.startDate<e.startDate))return r}return e},null);e&&(f=e.startTime,d=!0)}let h=Object.keys(n.attr);for(let e=0;e<h.length;e++){let c=h[e];if(!Bi(c))continue;let l=s[c];if(l)d&&!(i!=null&&i.durationKnown)?l.endTime=f:Math.abs(l.startTime-r)>.01&&(l.startTime=r,l.endTime=f);else if(o){let e=n.attr[c];Vi(c)&&(e=It(e));let i=Ld(o,r,f,{key:c,data:e},Mo.dateRange);i&&(i.id=t,this.id3Track.track.addCue(i),s[c]=i,a&&(c===`X-ASSET-LIST`||c===`X-ASSET-URL`)&&i.addEventListener(`enter`,this.onEventCueEnter))}}u[t]={cues:s,dateRange:n,durationKnown:d}}}}};function Bd(){return self.SourceBuffer||self.WebKitSourceBuffer}function Vd(){if(!Qe())return!1;let e=Bd();return!e||e.prototype&&typeof e.prototype.appendBuffer==`function`&&typeof e.prototype.remove==`function`}function Hd(){if(!Vd())return!1;let e=Qe();return typeof e?.isTypeSupported==`function`&&([`avc1.42E01E,mp4a.40.2`,`av01.0.01M.08`,`vp09.00.50.08`].some(t=>e.isTypeSupported(qn(t,`video`)))||[`mp4a.40.2`,`fLaC`].some(t=>e.isTypeSupported(qn(t,`audio`))))}function Ud(){var e;let t=Bd();return typeof(t==null||(e=t.prototype)==null?void 0:e.changeType)==`function`}var Wd={DISABLED:0,SWITCHING:1,SWITCHED:2},Gd=100,Kd=class extends io{constructor(e,t,n){super(e,t,n,`stream-controller`,z.MAIN),this.audioCodecSwap=!1,this.level=-1,this._forceStartLoad=!1,this._hasEnoughToStart=!1,this.altAudio=Wd.DISABLED,this.audioOnly=!1,this._couldBacktrack=!1,this._backtrackFragment=void 0,this.audioCodecSwitch=!1,this.videoBuffer=null,this.onMediaPlaying=()=>{this.tick()},this.onMediaSeeked=()=>{let e=this.media,t=e?e.currentTime:null;if(t===null||!P(t)||(this.log(`Media seeked to ${t}`),!this.getBufferedFrag(t)))return;let n=this.getFwdBufferInfoAtPos(e,t,z.MAIN,0);if(!n||n.len===0){this.log(`Main buffer empty at ${t} on "seeked" event: ${n&&n.len}`);return}this.tick()},this.registerListeners()}registerListeners(){super.registerListeners();let{hls:e}=this;e.on(L.MANIFEST_PARSED,this.onManifestParsed,this),e.on(L.LEVEL_LOADING,this.onLevelLoading,this),e.on(L.LEVEL_LOADED,this.onLevelLoaded,this),e.on(L.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.on(L.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(L.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(L.BUFFER_CREATED,this.onBufferCreated,this),e.on(L.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(L.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(L.FRAG_BUFFERED,this.onFragBuffered,this)}unregisterListeners(){super.unregisterListeners();let{hls:e}=this;e.off(L.MANIFEST_PARSED,this.onManifestParsed,this),e.off(L.LEVEL_LOADED,this.onLevelLoaded,this),e.off(L.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.off(L.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(L.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(L.BUFFER_CREATED,this.onBufferCreated,this),e.off(L.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(L.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(L.FRAG_BUFFERED,this.onFragBuffered,this)}onHandlerDestroying(){this.onMediaPlaying=this.onMediaSeeked=null,this.unregisterListeners(),super.onHandlerDestroying()}startLoad(e,t){if(this.levels){let{lastCurrentTime:n,hls:r}=this;if(this.stopLoad(),this.setInterval(Gd),this.level=-1,!this.startFragRequested){let e=r.startLevel;e===-1&&(r.config.testBandwidth&&this.levels.length>1?(e=0,this.bitrateTest=!0):e=r.firstAutoLevel),r.nextLoadLevel=e,this.level=r.loadLevel,this._hasEnoughToStart=!!t}n>0&&e===-1&&!t&&this.initPTS.length&&(this.log(`Override startPosition with lastCurrentTime @${n}`),e=n),this.state=$.IDLE,this.nextLoadPosition=this.lastCurrentTime=e+this.timelineOffset,this.startPosition=t?-1:e,!t&&!this.fragmentTracker.hasFragments(this.playlistType)&&(this._hasEnoughToStart=this.startFragRequested=!1),this.tick()}else this._forceStartLoad=!0,this.state=$.STOPPED}stopLoad(){this._forceStartLoad=!1,super.stopLoad()}doTick(){switch(this.state){case $.WAITING_LEVEL:{let{levels:e,level:t}=this,n=e?.[t],r=n?.details;if(r&&(!r.live||this.levelLastLoaded===n&&!this.waitForLive(n))){if(this.waitForCdnTuneIn(r))break;this.state=$.IDLE;break}if(this.hls.nextLoadLevel!==this.level){this.state=$.IDLE;break}break}case $.FRAG_LOADING_WAITING_RETRY:this.checkRetryDate()}this.state===$.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(){let{hls:e,levelLastLoaded:t,levels:n,media:r}=this;if(t===null||!r&&!this.primaryPrefetch&&(this.startFragRequested||!e.config.startFragPrefetch)||this.altAudio&&this.audioOnly)return;let i=this.buffering?e.nextLoadLevel:e.loadLevel;if(!(n!=null&&n[i]))return;let a=n[i],o=this.getMainFwdBufferInfo();if(o===null)return;let s=this.getLevelDetails();if(s&&this._streamEnded(o,s)){let e={type:this.targetBufferType()};this.hls.trigger(L.BUFFER_EOS,e),this.state=$.ENDED;return}if(!this.buffering)return;e.loadLevel!==i&&e.manualLevel===-1&&this.log(`Adapting to level ${i} from level ${this.level}`),this.level=e.nextLoadLevel=i;let c=a.details;if(!c||this.state===$.WAITING_LEVEL||this.waitForLive(a)){this.level=i,this.state=$.WAITING_LEVEL,this.startFragRequested=!1;return}let l=o.len,u=this.getMaxBufferLength(a.maxBitrate);if(l>=u)return;this.backtrackFragment&&this.backtrackFragment.start>o.end&&(this.backtrackFragment=void 0);let d=this.backtrackFragment?this.backtrackFragment.start:o.end,f=this.getNextFragment(d,c);if(this.couldBacktrack&&!this.fragPrevious&&f&&V(f)&&this.fragmentTracker.getState(f)!==si.OK){let e=(this.backtrackFragment??f).sn-c.startSN,t=c.fragments[e-1];t&&f.cc===t.cc&&(f=t,this.fragmentTracker.removeFragment(t))}else this.backtrackFragment&&o.len&&(this.backtrackFragment=void 0);if(f&&this.isLoopLoading(f,d)){if(!f.gap){let e=this.audioOnly&&!this.altAudio?B.AUDIO:B.VIDEO,t=(e===B.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;t&&this.afterBufferFlushed(t,e)}f=this.getNextFragmentLoopLoading(f,c,o,z.MAIN,u)}f&&(this.exceedsMaxBuffer(o,u,f)||this.loadFragment(f,a,d))}loadFragment(e,t,n){let r=this.fragmentTracker.getState(e);r===si.NOT_LOADED||r===si.PARTIAL?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,n):this.clearTrackerIfNeeded(e)}immediateLevelSwitch(){this.abortCurrentFrag(),this.flushMainBuffer(0,1/0),this.altAudio!==Wd.DISABLED&&(this.getLevelDetails()?.fragmentStart||0)>this.lastCurrentTime&&super.flushMainBuffer(0,1/0,`audio`)}getBufferOutput(){return this.mediaBuffer&&this.altAudio===Wd.SWITCHED?this.mediaBuffer:this.media}checkFragmentChanged(){let e=this.fragPlaying;if(!this.checkFragPlaying())return!1;let t=this.fragPlaying;if(t){let n=t.level;this.hls.trigger(L.FRAG_CHANGED,{frag:t,previousFrag:e}),e?.level!==n&&this.hls.trigger(L.LEVEL_SWITCHED,{level:n})}return!0}get backtrackFragment(){return this._backtrackFragment}set backtrackFragment(e){this._backtrackFragment=e}get couldBacktrack(){return this._couldBacktrack}set couldBacktrack(e){this._couldBacktrack=e}abortCurrentFrag(){this.backtrackFragment=void 0,super.abortCurrentFrag()}flushMainBuffer(e,t){super.flushMainBuffer(e,t,this.targetBufferType())}targetBufferType(){return this.altAudio===Wd.SWITCHED&&!this.audioOnly?`video`:null}onMediaAttached(e,t){super.onMediaAttached(e,t);let n=t.media;Z(n,`playing`,this.onMediaPlaying),Z(n,`seeked`,this.onMediaSeeked)}onMediaDetaching(e,t){let{media:n}=this;n&&(Q(n,`playing`,this.onMediaPlaying),Q(n,`seeked`,this.onMediaSeeked)),this.videoBuffer=null,super.onMediaDetaching(e,t),!t.transferMedia&&(this._hasEnoughToStart=!1)}onManifestLoading(){super.onManifestLoading(),this.log(`Trigger BUFFER_RESET`),this.hls.trigger(L.BUFFER_RESET,void 0),this.couldBacktrack=!1,this.backtrackFragment=void 0,this.altAudio=Wd.DISABLED,this.audioOnly=!1}onManifestParsed(e,t){let n=!1,r=!1;for(let e=0;e<t.levels.length;e++){let i=t.levels[e].audioCodec;i&&(n||=i.indexOf(`mp4a.40.2`)!==-1,r||=i.indexOf(`mp4a.40.5`)!==-1)}this.audioCodecSwitch=n&&r&&!Ud(),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){let{levels:n}=this;if(!n||this.state!==$.IDLE)return;let r=t.levelInfo;(!r.details||r.details.live&&(this.levelLastLoaded!==r||r.details.expired)||this.waitForCdnTuneIn(r.details))&&(this.state=$.WAITING_LEVEL)}onLevelLoaded(e,t){var n;let{levels:r,startFragRequested:i}=this,a=t.level,o=t.details,s=o.totalduration;if(!r){this.warn(`Levels were reset while loading level ${a}`);return}this.log(`Level ${a} loaded [${o.startSN},${o.endSN}]${o.lastPartSn?`[part-${o.lastPartSn}-${o.lastPartIndex}]`:``}, cc [${o.startCC}, ${o.endCC}] duration:${s}`);let c=t.levelInfo,l=this.fragCurrent;l&&(this.state===$.FRAG_LOADING||this.state===$.FRAG_LOADING_WAITING_RETRY)&&l.level!==t.level&&l.loader&&this.abortCurrentFrag();let u=0;if(o.live||(n=c.details)!=null&&n.live){if(this.checkLiveUpdate(o),o.deltaUpdateFailed)return;u=this.alignPlaylists(o,c.details,this.levelLastLoaded?.details)}if(c.details=o,this.levelLastLoaded=c,i||this.setStartPosition(o,u),this.hls.trigger(L.LEVEL_UPDATED,{details:o,level:a}),this.state===$.WAITING_LEVEL){if(this.waitForCdnTuneIn(o))return;this.state=$.IDLE}i&&o.live&&this.synchronizeToLiveEdge(o),this.initPTS.some((e,t)=>{if(t>=o.startCC)return!0;delete this.initPTS[t]}),this.tick()}synchronizeToLiveEdge(e){let{config:t,media:n}=this;if(!n)return;let r=this.hls.liveSyncPosition,i=this.playhead,a=e.fragmentStart,o=e.edge,s=i>=a-t.maxFragLookUpTolerance&&i<=o;if(r!==null&&n.duration>r&&(i<r||!s)){let a=t.liveMaxLatencyDuration===void 0?t.liveMaxLatencyDurationCount*e.targetduration:t.liveMaxLatencyDuration;if((!s&&n.readyState<4||i<o-a)&&(this._hasEnoughToStart||(this.nextLoadPosition=r),n.readyState)){if(this.warn(`Playback: ${i} is located too far from the end of live sliding playlist: ${o}, reset currentTime to : ${r}`),this.config.liveSyncMode===`buffered`){var c;let e=Y.bufferInfo(n,r,0);if(!((c=e.buffered)!=null&&c.length)){n.currentTime=r;return}if(e.start<=i){n.currentTime=r;return}let{nextStart:t}=Y.bufferedInfo(e.buffered,i,0);t&&(n.currentTime=t)}else n.currentTime=r}}}_handleFragmentLoadProgress(e){let t=e.frag,{part:n,payload:r}=e,{levels:i}=this;if(!i){this.warn(`Levels were reset while fragment load was in progress. Fragment ${t.sn} of level ${t.level} will not be buffered`);return}let a=i[t.level];if(!a){this.warn(`Level ${t.level} not found on progress`);return}let o=a.details;if(!o){this.warn(`Dropping fragment ${t.sn} of level ${t.level} after level details were reset`),this.fragmentTracker.removeFragment(t);return}let s=a.videoCodec,c=o.PTSKnown||!o.live,l=t.initSegment?.data,u=this._getAudioCodec(a),d=this.transmuxer=this.transmuxer||new sc(this.hls,z.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=n?n.index:-1,p=f!==-1,{decryptRange:m,byteRange:h}=Ci(t,n,this.iframesOnly),g=new Oi(t.level,t.sn,t.stats.chunkCount,h?h.end-h.start:r.byteLength,f,p,t.duration,this.iframesOnly,m),_=this.initPTS[t.cc];d.push(r,l,u,s,t,n,o.totalduration,c,g,_)}onAudioTrackSwitching(e,t){let n=this.hls,r=this.altAudio!==Wd.DISABLED;if(Ur(t.url,n))this.altAudio=Wd.SWITCHING;else{if(this.mediaBuffer!==this.media){this.log(`Switching on main audio, use media.buffered to schedule main fragment loading`),this.mediaBuffer=this.media;let e=this.fragCurrent;e&&(this.log(`Switching to main audio track, cancel main fragment load`),e.abortRequests(),this.fragmentTracker.removeFragment(e)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();if(r){this.altAudio=Wd.DISABLED,this.fragmentTracker.removeAllFragments(),n.once(L.BUFFER_FLUSHED,()=>{this.hls&&this.hls.trigger(L.AUDIO_TRACK_SWITCHED,t)}),n.trigger(L.BUFFER_FLUSHING,{startOffset:0,endOffset:1/0,type:null});return}n.trigger(L.AUDIO_TRACK_SWITCHED,t)}}onAudioTrackSwitched(e,t){let n=Ur(t.url,this.hls);if(n){let e=this.videoBuffer;e&&this.mediaBuffer!==e&&(this.log(`Switching on alternate audio, use video.buffered to schedule main fragment loading`),this.mediaBuffer=e)}this.altAudio=n?Wd.SWITCHED:Wd.DISABLED,this.tick()}onBufferCreated(e,t){let n=t.tracks,r,i,a=!1;for(let e in n){let t=n[e];if(t.id===`main`){if(i=e,r=t,e===`video`){let t=n[e];t&&(this.videoBuffer=t.buffer)}}else a=!0}a&&r?(this.log(`Alternate track found, use ${i}.buffered to schedule main fragment loading`),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media}onFragBuffered(e,t){let{frag:n,part:r}=t,i=n.type===z.MAIN;if(i){if(this.fragContextChanged(n)){this.warn(`Fragment ${n.sn}${r?` p: `+r.index:``} of level ${n.level} finished buffering, but was aborted. state: ${this.state}`),this.state===$.PARSED&&(this.state=$.IDLE);return}let e=!1;if(V(n)&&(e=!!n.gap&&!n.tagList.some(e=>e[0]===`GAP`)),this.fragBufferedComplete(n,r),e){n.stats.retry++;let e=this.levels?.[n.level];e&&e.fragmentError++}}let a=this.media;a&&(!this._hasEnoughToStart&&Y.getBuffered(a).length&&(this._hasEnoughToStart=!0,this.seekToStartPos()),i&&this.tick())}get hasEnoughToStart(){return this._hasEnoughToStart}onError(e,t){if(t.fatal){this.state=$.ERROR;return}switch(t.details){case I.FRAG_GAP:case I.FRAG_PARSING_ERROR:case I.FRAG_DECRYPT_ERROR:case I.FRAG_LOAD_ERROR:case I.FRAG_LOAD_TIMEOUT:case I.KEY_LOAD_ERROR:case I.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(z.MAIN,t);break;case I.LEVEL_LOAD_ERROR:case I.LEVEL_LOAD_TIMEOUT:case I.LEVEL_PARSING_ERROR:!t.levelRetry&&this.state===$.WAITING_LEVEL&&t.context?.type===R.LEVEL&&(this.state=$.IDLE);break;case I.BUFFER_APPEND_NO_PROGRESS:if(t.parent!==`main`)return;t.frag&&(t.appendsWithoutProgress||0)>=this.config.appendErrorMaxRetry&&(this.warn(`Marking fragment ${t.frag.sn} of level ${t.frag.level} as a gap after ${t.appendsWithoutProgress} appends without buffered range growth, to prevent loop loading`),this.fragmentTracker.addAsGap(t.frag));break;case I.BUFFER_ADD_CODEC_ERROR:case I.BUFFER_APPEND_ERROR:if(t.parent!==`main`)return;this.reduceLengthAndFlushBuffer(t)&&this.resetLoadingState();break;case I.BUFFER_FULL_ERROR:if(t.parent!==`main`)return;this.reduceLengthAndFlushBuffer(t)&&(!this.config.interstitialsController&&this.config.assetPlayerId?this._hasEnoughToStart=!0:this.flushMainBuffer(0,1/0));break;case I.INTERNAL_EXCEPTION:this.recoverWorkerError(t)}}onFragLoadEmergencyAborted(){this.state=$.IDLE,this._hasEnoughToStart||(this.startFragRequested=!1,this.nextLoadPosition=this.lastCurrentTime),this.tickImmediate()}onBufferFlushed(e,{type:t}){if(t!==B.AUDIO||!this.altAudio){let e=(t===B.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;e&&(this.afterBufferFlushed(e,t),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(){let{media:e}=this;if(!e)return;let t=e.currentTime,n=this.startPosition;if(n>=0&&t<n){if(e.seeking){this.log(`could not seek to ${n}, already seeking at ${t}`);return}let r=this.timelineOffset;r&&n&&(n+=r);let i=this.getLevelDetails(),a=Y.getBuffered(e),o=a.length?a.start(0):0,s=o-n,c=Math.max(this.config.maxBufferHole,this.config.maxFragLookUpTolerance);(this.config.startOnSegmentBoundary||s>0&&(s<c||this.loadingParts&&s<2*(i?.partTarget||0)))&&(this.log(`adjusting start position by ${s} to match buffer start`),n+=s,this.startPosition=n),t<n&&(this.log(`seek to target start position ${n} from current time ${t} buffer start ${o}`),e.currentTime=n)}}_getAudioCodec(e){let t=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&t&&(this.log(`Swapping audio codec`),t=t.indexOf(`mp4a.40.5`)===-1?`mp4a.40.5`:`mp4a.40.2`),t}_loadBitrateTestFrag(e,t){e.bitrateTest=!0,this._doFragLoad(e,t).then(e=>{let{hls:n}=this,r=e?.frag;if(!r||this.fragContextChanged(r))return;t.fragmentError=0,this.state=$.IDLE,this.startFragRequested=!1,this.bitrateTest=!1;let i=r.stats;i.parsing.start=i.parsing.end=i.buffering.start=i.buffering.end=self.performance.now(),n.trigger(L.FRAG_LOADED,e),r.bitrateTest=!1}).catch(t=>{this.state!==$.STOPPED&&this.state!==$.ERROR&&(this.warn(t),this.resetFragmentLoading(e))})}_handleTransmuxComplete(e){let t=this.playlistType,{hls:n}=this,{remuxResult:r,chunkMeta:i}=e,a=this.getCurrentContext(i);if(!a){this.resetWhenMissingContext(i);return}let{frag:o,part:s,level:c}=a,{video:l,text:u,id3:d,initSegment:f}=r,{details:p}=c,m=this.altAudio?void 0:r.audio;if(this.fragContextChanged(o)){this.fragmentTracker.removeFragment(o);return}if(this.state=$.PARSING,f){let e=f.tracks;if(e){let r=o.initSegment||o;if(this.unhandledEncryptionError(f,o))return;this._bufferInitSegment(c,e,r,i),n.trigger(L.FRAG_PARSING_INIT_SEGMENT,{frag:r,id:t,tracks:e})}let r=f.initPTS,a=f.timescale,s=this.initPTS[o.cc];if(P(r)&&(!s||s.baseTime!==r||s.timescale!==a)){let e=f.trackId;this.initPTS[o.cc]={baseTime:r,timescale:a,trackId:e};let i=this.initPTS.slice(0);n.trigger(L.INIT_PTS_FOUND,{timestampOffsets:i,frag:o,id:t,initPTS:r,timescale:a,trackId:e})}}if(l&&p){m&&l.type===`audiovideo`&&this.logMuxedErr(o);let e=p.fragments[o.sn-1-p.startSN],t=o.sn===p.startSN,n=!e||o.cc>e.cc;if(r.independent!==!1){let{startPTS:e,endPTS:r,startDTS:a,endDTS:c}=l;if(s)s.elementaryStreams[l.type]={startPTS:e,endPTS:r,startDTS:a,endDTS:c};else if(l.firstKeyFrame&&l.independent&&i.id===1&&!n&&(this.couldBacktrack=!0),l.dropped&&l.independent){let i=this.getMainFwdBufferInfo(),a=(i?i.end:this.getLoadPosition())+this.config.maxBufferHole,s=l.firstKeyFramePTS?l.firstKeyFramePTS:e;if(!t&&a<s-this.config.maxBufferHole&&!n){this.backtrack(o);return}n&&(o.gap=!0),o.setElementaryStreamInfo(l.type,o.start,r,o.start,c,!0)}else t&&e-(p.appliedTimelineOffset||0)>Od&&(o.gap=!0);o.setElementaryStreamInfo(l.type,e,r,a,c),this.backtrackFragment&&=o,this.bufferFragmentData(l,o,s,i,t||n)}else if(t||n)o.gap=!0;else{this.backtrack(o);return}}if(m){let{startPTS:e,endPTS:t,startDTS:n,endDTS:r}=m;s&&(s.elementaryStreams[B.AUDIO]={startPTS:e,endPTS:t,startDTS:n,endDTS:r}),o.setElementaryStreamInfo(B.AUDIO,e,t,n,r),this.bufferFragmentData(m,o,s,i)}if(p&&d!=null&&d.samples.length){let e={id:t,frag:o,details:p,samples:d.samples};n.trigger(L.FRAG_PARSING_METADATA,e)}if(p&&u){let e={id:t,frag:o,details:p,samples:u.samples};n.trigger(L.FRAG_PARSING_USERDATA,e)}}logMuxedErr(e){this.warn(`${V(e)?`Media`:`Init`} segment with muxed audiovideo where only video expected: ${e.url}`)}_bufferInitSegment(e,t,n,r){if(this.state!==$.PARSING)return;this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&(delete t.audio,t.audiovideo&&this.logMuxedErr(n));let{audio:i,video:a,audiovideo:o}=t;if(i){let n=e.audioCodec,r=tr(i.codec,n);if(r===`mp4a`&&(r=`mp4a.40.5`),this.audioCodecSwitch){r&&=r.indexOf(`mp4a.40.5`)===-1?`mp4a.40.5`:`mp4a.40.2`;let e=i.metadata;e&&`channelCount`in e&&(e.channelCount||1)!==1&&!zn()&&(r=`mp4a.40.5`)}r&&r.indexOf(`mp4a.40.5`)!==-1&&Hn()&&i.container!==`audio/mpeg`&&(r=`mp4a.40.2`,this.log(`Android: force audio codec to ${r}`)),n&&n!==r&&this.log(`Swapping manifest audio codec "${n}" for "${r}"`),i.levelCodec=r,i.id=z.MAIN,this.log(`Init audio buffer, container:${i.container}, codecs[selected/level/parsed]=[${r||``}/${n||``}/${i.codec}]`),delete t.audiovideo}if(a){a.levelCodec=e.videoCodec,a.id=z.MAIN;let n=a.codec;if(n?.length===4)switch(n){case`hvc1`:case`hev1`:a.codec=`hvc1.1.6.L120.90`;break;case`av01`:a.codec=`av01.0.04M.08`;break;case`avc1`:a.codec=`avc1.42e01e`}this.log(`Init video buffer, container:${a.container}, codecs[level/parsed]=[${e.videoCodec||``}/${n}]${a.codec===n?``:` parsed-corrected=`+a.codec}${a.supplemental?` supplemental=`+a.supplemental:``}`),delete t.audiovideo}o&&(this.iframesOnly&&this.logMuxedErr(n),this.log(`Init audiovideo buffer, container:${o.container}, codecs[level/parsed]=[${e.codecs}/${o.codec}]`),delete t.video,delete t.audio);let s=Object.keys(t);if(s.length){if(this.hls.trigger(L.BUFFER_CODECS,t),!this.hls)return;s.forEach(e=>{let i=t[e].initSegment;i!=null&&i.byteLength&&this.hls.trigger(L.BUFFER_APPENDING,{type:e,data:i,frag:n,part:null,chunkMeta:r,parent:n.type})})}this.tickImmediate()}getMainFwdBufferInfo(){let e=this.getBufferOutput();return this.getFwdBufferInfo(e,z.MAIN)}get maxBufferLength(){let{levels:e,level:t}=this,n=e?.[t];return n?this.getMaxBufferLength(n.maxBitrate):this.config.maxBufferLength}backtrack(e){this.couldBacktrack=!0,this.backtrackFragment=e,this.resetTransmuxer(),this.flushBufferGap(e),this.fragmentTracker.removeFragment(e),this.fragPrevious=null,this.nextLoadPosition=e.start,this.state=$.IDLE}get nextLevel(){let e=this.nextBufferedFrag;return e?e.level:-1}get currentFrag(){if(this.fragPlaying)return this.fragPlaying;let e=this.media?.currentTime||this.lastCurrentTime;return P(e)?this.getAppendedFrag(e):null}get currentProgramDateTime(){let e=this.media?.currentTime||this.lastCurrentTime;if(P(e)){let t=this.getLevelDetails(),n=this.currentFrag||(t?Yr(null,t.fragments,e):null);if(n){let t=n.programDateTime;if(t!==null){let r=t+(e-n.start)*1e3;return new Date(r)}}}return null}get currentLevel(){let e=this.currentFrag;return e?e.level:-1}get nextBufferedFrag(){let e=this.currentFrag;return e?this.followingBufferedFrag(e):null}get forceStartLoad(){return this._forceStartLoad}},qd=class extends Kd{constructor(...e){super(...e),this.currentOp=void 0,this.nextOp=void 0,this.cached=[],this.cachedSize=0,this.cacheFragmentData=!0,this.initDetails=void 0,this.onBufferedToEnd=()=>{let e=this.media;e!=null&&e.seeking&&(e.currentTime=e.currentTime)},this.onMediaSeeking=()=>{}}setInitPts(e){this.initPTS=e.slice()}loadMediaAt(e,t){if(!this.hls)return;let{seekOnAppend:n}=t,r=e+this.timelineOffset;switch(this.nextLoadPosition=this.lastCurrentTime=r,this.startPosition=e,this.state){case $.STOPPED:case $.ENDED:case $.ERROR:this.state=$.IDLE}this.state===$.IDLE?(this.hls.resumeBuffering(),this.tick(),this.currentOp=[r,t]):this.nextOp=[r,t],this.hls.off(L.BUFFERED_TO_END,this.onBufferedToEnd);let i=this.media;n&&i&&this.seekTo(r)&&(this.currentOp=[r,t],this.nextOp=void 0,this.flushPipeline(r,!0))}seekTo(e){let t=this.media;if(t){let n=this.getLevelDetails()?.edge,r=n===void 0?t.duration:n;if(e>=r&&(e=r-.01),Y.bufferInfo(t,e,0).len>0&&this.getBufferedAt(e))return t.currentTime=e,!0}return!1}getBufferedAt(e){return this.fragmentTracker.getBufferedFrag(e,z.MAIN)}cacheSet(e,t){if(!this.hls)return;e.data=t;let n=this.cached;n.push(e),this.cachedSize+=t.buffer.byteLength;let r=this.hls.config.iframeCacheLimit;for(;this.cachedSize>r&&n.length>1;){let e=n.shift();if(e.data)this.cachedSize-=e.data.byteLength,e.data=void 0;else{this.cached=n.filter(e=>!!e.data),this.cachedSize=n.reduce((e,{data:t})=>t?t.buffer.byteLength:0,0);break}}}onHandlerDestroying(){this.cached.length=0,this.cachedSize=0,super.onHandlerDestroying()}_handleFragmentLoadProgress(e){let t=e.frag,{part:n,payload:r}=e;this.cacheFragmentData&&!n&&r!=null&&r.byteLength&&!t.data&&V(t)&&this.cacheSet(t,new Uint8Array(r.slice(0))),super._handleFragmentLoadProgress(e)}loadFragment(e,t,n){let r=this.fragmentTracker.getState(e);if((r===si.NOT_LOADED||r===si.PARTIAL)&&this.canReplayCached(e)){this.replayCachedFragment(e);return}super.loadFragment(e,t,n)}canReplayCached(e){var t;if(!this.cacheFragmentData||!((t=e.data)!=null&&t.byteLength))return!1;let n=e.decryptdata;return n?.keyFormat!==`identity`||!!n.key}replayCachedFragment(e){let t=e.data.slice().buffer;this.log(`Buffering cached ${e.type} sn: ${e.sn} of level ${e.level} (${t.byteLength} bytes)`),this.fragCurrent=e,this.startFragRequested=!0;let n=e.stats=new ve;n.loading.start=n.loading.first=n.loading.end=self.performance.now(),n.loaded=n.total=t.byteLength,n.chunkCount=1,this.state=$.FRAG_LOADING;let r={frag:e,part:null,payload:t,networkDetails:null};this._handleFragmentLoadProgress(r),this.hls.trigger(L.FRAG_LOADED,r),this._handleFragmentLoadComplete(r)}fragBufferedComplete(e,t){super.fragBufferedComplete(e,t);let{currentOp:n,nextOp:r}=this;this.currentOp=this.nextOp=void 0,this.state=$.STOPPED,n!=null&&n[1].seekOnAppend&&(this.flushPipeline(n[0],!r),this.seekTo(n[0])||this.log(`Could not seek to ${n[0]} after fragment buffered (superseded or flushed) buffer: ${this.media?ro(Y.getBuffered(this.media)):`none`}`)),r&&this.loadMediaAt.apply(this,r)}flushPipeline(e,t){if(t){let t=this.media;if(t){let 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n=-1;e.nextEvent?n=this.findEventIndex(e.nextEvent.identifier)-1:e.previousEvent&&(n=this.findEventIndex(e.previousEvent.identifier)+1);let r=this.items;if(r)for(r[n]||(t===void 0&&(t=e.start),n=this.findItemIndexAtTime(t));n>=0&&(i=r[n])!=null&&i.event;){var i;n--}return n}findItemIndexAtTime(e,t){let n=this.items;if(n)for(let r=0;r<n.length;r++){let i=n[r];t&&t!==`primary`&&(i=i[t]);let a=i.start,o=n[r].event,s=o!=null&&o.cue.pre?o.duration:i.end;if(e===a||e>a&&e<s)return r}return-1}findJumpRestrictedIndex(e,t){let n=this.items;if(n)for(let r=e;r<=t&&n[r];r++){let e=n[r].event;if(e!=null&&e.restrictions.jump&&!e.appendInPlace)return r}return-1}findEventIndex(e){let t=this.items;if(t){for(let n=t.length;n--;)if(t[n].event?.identifier===e)return n}return-1}findAssetIndex(e,t){let n=e.assetList,r=n.length;if(r>1)for(let e=0;e<r;e++){let i=n[e];if(!i.error){let n=i.timelineStart;if(t===n||t>n&&(t<n+(i.duration||0)||e===r-1))return e}}return 0}get assetIdAtEnd(){var e;let t=(e=this.items)==null||(e=e[this.length-1])==null?void 0:e.event;if(t){let e=t.assetList,n=e[e.length-1];if(n)return n.identifier}return null}parseInterstitialDateRanges(e,t,n=0){let r=e.main.details,{dateRanges:i}=r,a=this.events,o=this.parseDateRanges(i,{url:r.url},t),s=Object.keys(i),c=a?a.filter(e=>s.indexOf(e.identifier)===-1):[];o.length&&o.sort((e,t)=>{let n=e.cue.pre,r=e.cue.post,i=t.cue.pre,a=t.cue.post;if(n&&!i)return-1;if(i&&!n||r&&!a)return 1;if(a&&!r)return-1;if(!n&&!i&&!r&&!a){let n=e.startTime,r=t.startTime;if(n!==r)return n-r}return e.dateRange.tagOrder-t.dateRange.tagOrder}),this.events=o,c.forEach(e=>{this.removeEvent(e)}),this.updateSchedule(e,c,n)}updateSchedule(e,t=[],n=0,r=!1){let i=this.events||[];if(i.length||t.length||this.length<2){let a=this.items,o=this.parseSchedule(i,e,n);(r||t.length||a?.length!==o.length||o.some((e,t)=>Math.abs(e.playout.start-a[t].playout.start)>.005||Math.abs(e.playout.end-a[t].playout.end)>.005))&&(this.items=o,this.onScheduleUpdate(t,a))}}parseDateRanges(e,t,n){let r=[],i=Object.keys(e);for(let a=0;a<i.length;a++){let o=i[a],s=e[o];if(s.isInterstitial){let e=this.eventMap[o];e?e.setDateRange(s):(e=new sf(s,t),this.eventMap[o]=e,n===!1&&(e.appendInPlace=n)),r.push(e)}}return r}parseSchedule(e,t,n=0){let r=[],i=t.main.details,a=i.live?1/0:i.edge,o=0;if(e=e.filter(e=>!e.error&&!(e.cue.once&&e.hasPlayed)),e.length){this.resolveOffsets(e,t);let s=0,c=0;if(e.forEach((t,l)=>{let u=t.cue.pre,d=t.cue.post,f=e[l-1]||null,p=t.appendInPlace,m=d?a:t.startOffset,h=t.duration,g=t.timelineOccupancy===af.Range?h:0,_=u&&i.live?n+(t.resumeOffset||0):0,v=_||t.resumptionOffset,y=f?.startTime===m,b=m+t.cumulativeDuration,x=p?b+h:m+v;if(u||!d&&m<=0){let e=c;c+=g,t.timelineStart=b;let n=o;o+=h,r.push({event:t,start:b,end:x,playout:{start:n,end:o},integrated:{start:e,end:c}})}else if(m<=a){if(!y){let n=m-s;if(n>hf){let i=s,a=c;c+=n;let u=o;o+=n;let d={previousEvent:e[l-1]||null,nextEvent:t,start:i,end:i+n,playout:{start:u,end:o},integrated:{start:a,end:c}};r.push(d)}else n>0&&f&&(f.cumulativeDuration+=n,r[r.length-1].end=m)}d&&(x=b),t.timelineStart=b;let n=c;c+=g;let i=o;o+=h,r.push({event:t,start:b,end:x,playout:{start:i,end:o},integrated:{start:n,end:c}})}else return;let S=_||t.resumeTime;s=d||S>a?a:!u&&x&&t.appendInPlaceStarted&&S-x>hf?x:S}),s<a){let e=s,t=c,n=a-s;c+=n;let i=o;o+=n,r.push({previousEvent:r[r.length-1]?.event||null,nextEvent:null,start:s,end:e+n,playout:{start:i,end:o},integrated:{start:t,end:c}})}this.setDurations(a,o,c)}else r.push({previousEvent:null,nextEvent:null,start:0,end:a,playout:{start:0,end:a},integrated:{start:0,end:a}}),this.setDurations(a,a,a);return r}setDurations(e,t,n){this.durations={primary:e,playout:t,integrated:n}}resolveOffsets(e,t){let n=t.main.details,r=n.live?1/0:n.edge,i=0,a=-1;e.forEach((o,s)=>{let c=o.cue.pre,l=o.cue.post,u=c?0:l?r:o.startTime;this.updateAssetDurations(o),a===u?o.cumulativeDuration=i:(i=0,a=u),!l&&o.snapOptions.in&&(o.resumeAnchor=Yr(null,n.fragments,o.startOffset+o.resumptionOffset,0,0)||void 0),o.appendInPlace&&!o.appendInPlaceStarted&&(this.primaryCanResumeInPlaceAt(o,t)||(o.appendInPlace=!1)),!o.appendInPlace&&s+1<e.length&&e[s+1].startTime-e[s].resumeTime<hf&&(e[s+1].appendInPlace=!1,e[s+1].appendInPlace&&this.warn(`Could not change append strategy for abutting event ${o}`));let d=P(o.resumeOffset)?o.resumeOffset:o.duration;i+=d})}primaryCanResumeInPlaceAt(e,t){let n=e.resumeTime,r=e.startTime+e.resumptionOffset;return Math.abs(n-r)>rf?(this.log(`"${e.identifier}" resumption ${n} not aligned with estimated timeline end ${r}`),!1):!Object.keys(t).some(r=>{let i=t[r].details,a=i.edge;if(n>=a)return this.log(`"${e.identifier}" resumption ${n} past ${r} playlist end ${a}`),!1;let o=Yr(null,i.fragments,n);if(!o)return this.log(`"${e.identifier}" resumption ${n} does not align with any fragments in ${r} playlist (${i.fragStart}-${i.fragmentEnd})`),!0;let s=r===`audio`?.175:0;return Math.abs(o.start-n)<rf+s||Math.abs(o.end-n)<rf+s?!1:(this.log(`"${e.identifier}" resumption ${n} not aligned with ${r} fragment bounds (${o.start}-${o.end} sn: ${o.sn} cc: ${o.cc})`),!0)})}updateAssetDurations(e){if(!e.assetListLoaded)return;let t=e.timelineStart,n=0,r=!1,i=!1;for(let a=0;a<e.assetList.length;a++){let o=e.assetList[a],s=t+n;o.startOffset=n,o.timelineStart=s,r||=o.duration===null,i||=!!o.error;let c=o.error?0:o.duration||0;n+=c}e.duration=r&&!i?Math.max(n,e.duration):n}removeEvent(e){e.reset(),delete this.eventMap[e.identifier]}};function _f(e){return`[${e.event?`"`+e.event.identifier+`"`:`primary`}: ${e.start.toFixed(2)}-${e.end.toFixed(2)}]`}var vf=class{constructor(e){this.hls=void 0,this.hls=e}destroy(){this.hls=null}loadAssetList(e,t){let n=e.assetListUrl,r;try{r=uf(n,this.hls.sessionId,e.baseUrl)}catch(t){let r=this.assignAssetListError(e,I.ASSET_LIST_LOAD_ERROR,t,n);this.hls.trigger(L.ERROR,r);return}t&&r.protocol!==`data:`&&vr(r,`_HLS_start_offset`,``+t);let i=this.hls.config,a=i.loader,o=new a(i),s={type:R.INTERSTITIAL_ASSET_LIST,responseType:`json`,url:r.href},c=i.interstitialAssetListLoadPolicy.default,l={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0};return o.load(s,l,{onSuccess:(t,n,r,i)=>{let a=t.data,o=a?.ASSETS;if(!Array.isArray(o)){let t=this.assignAssetListError(e,I.ASSET_LIST_PARSING_ERROR,Error(`Invalid interstitial asset list`),r.url,n,i);this.hls.trigger(L.ERROR,t);return}e.assetListResponse=a,this.hls.trigger(L.ASSET_LIST_LOADED,{event:e,assetListResponse:a,networkDetails:i})},onError:(t,n,r,i)=>{let a=this.assignAssetListError(e,I.ASSET_LIST_LOAD_ERROR,Error(`Error loading X-ASSET-LIST: HTTP status ${t.code} ${t.text} (${n.url})`),n.url,i,r);this.hls.trigger(L.ERROR,a)},onTimeout:(t,n,r)=>{let i=this.assignAssetListError(e,I.ASSET_LIST_LOAD_TIMEOUT,Error(`Timeout loading X-ASSET-LIST (${n.url})`),n.url,t,r);this.hls.trigger(L.ERROR,i)}}),this.hls.trigger(L.ASSET_LIST_LOADING,{event:e}),o}assignAssetListError(e,t,n,r,i,a){return e.error=n,{type:F.NETWORK_ERROR,details:t,fatal:!1,interstitial:e,url:r,error:n,networkDetails:a,stats:i}}};function yf(e){var t;e==null||(t=e.play())==null||t.catch(()=>{})}function bf(e,t){return`[${e}] Advancing timeline position to ${t}`}var xf=class extends We{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.bufferPastEdge=!1,this.shouldPlay=!1,this.onPlay=()=>{this.shouldPlay=!0},this.onPause=()=>{this.shouldPlay=!1},this.onSeeking=()=>{let e=this.currentTime;if(e===void 0||this.playbackDisabled||!this.schedule)return;let t=e-this.timelinePos;if(Math.abs(t)<1/7056e5)return;let n=t<=-.01;this.timelinePos===-1&&!this.effectivePlayingItem&&this.checkStart(),this.timelinePos=e,this.bufferedPos=e;let r=this.playingItem;if(!r){this.checkBuffer();return}if(n&&this.schedule.resetErrorsInRange(e,e-t)&&this.updateSchedule(!0),this.checkBuffer(),n&&e<r.start||e>=r.end){var i;let t=this.findItemIndex(r),a=this.schedule.findItemIndexAtTime(e);if(a===-1&&(a=t+(n?-1:1),this.log(`seeked ${n?`back `:``}to position not covered by schedule ${e} (resolving from ${t} to ${a})`)),!this.isInterstitial(r)&&(i=this.media)!=null&&i.paused&&(this.shouldPlay=!1),!n&&a>t){let e=this.schedule.findJumpRestrictedIndex(t+1,a);if(e>t){this.setSchedulePosition(e);return}}this.setSchedulePosition(a);return}let a=this.playingAsset;if(!a){if(this.playingLastItem&&this.isInterstitial(r)){let t=r.event.assetList[0];t&&(this.endedItem=this.playingItem,this.playingItem=null,this.setScheduleToAssetAtTime(e,t))}return}let o=a.timelineStart,s=a.duration||0;if(n&&e<o||e>=o+s){var c;(c=r.event)!=null&&c.appendInPlace&&(this.clearAssetPlayers(r.event,r),this.flushFrontBuffer(e)),this.setScheduleToAssetAtTime(e,a)}},this.onTimeupdate=()=>{let e=this.currentTime;if(e===void 0||this.playbackDisabled)return;if(this.timelinePos===-1&&!this.effectivePlayingItem&&this.checkStart(),e>this.timelinePos)this.timelinePos=e,e>this.bufferedPos&&this.checkBuffer();else return;let t=this.playingItem;if(!t||this.playingLastItem)return;if(e>=t.end){this.timelinePos=t.end;let e=this.findItemIndex(t);this.setSchedulePosition(e+1)}let n=this.playingAsset;n&&e>=n.timelineStart+(n.duration||0)&&this.setScheduleToAssetAtTime(e,n)},this.onScheduleUpdate=(e,t)=>{let n=this.schedule;if(!n)return;let r=this.playingItem,i=n.events||[],a=n.items||[],o=n.durations,s=e.map(e=>e.identifier),c=!!(i.length||s.length);(c||t)&&this.log(`INTERSTITIALS_UPDATED (${i.length}): ${i}
Schedule: ${a.map(e=>_f(e))} pos: ${this.timelinePos}`),s.length&&this.log(`Removed events ${s}`);let l=null,u=null;r&&(l=this.updateItem(r,this.timelinePos),this.itemsMatch(r,l)?this.playingItem=l:this.waitingItem=null),this.waitingItem=this.updateItem(this.waitingItem);let d=this.bufferingItem;if(d&&(u=this.updateItem(d,this.bufferedPos),this.itemsMatch(d,u)?this.bufferingItem=u:d.event&&(this.bufferingItem=this.playingItem,this.clearInterstitial(d.event,null))),e.forEach(e=>{e.assetList.forEach(e=>{this.clearAssetPlayer(e.identifier,null)})}),this.playerQueue.forEach(e=>{if(e.interstitial.appendInPlace){let t=e.assetItem.timelineStart,n=e.timelineOffset-t;if(n)try{e.timelineOffset=t}catch(r){Math.abs(n)>rf&&this.warn(`${r} ("${e.assetId}" ${e.timelineOffset}->${t})`)}}}),c||t){if(this.hls.trigger(L.INTERSTITIALS_UPDATED,{events:i.slice(0),schedule:a.slice(0),durations:o,removedIds:s}),this.isInterstitial(r)&&s.indexOf(r.event.identifier)>-1){this.warn(`Interstitial "${r.event.identifier}" removed while playing`),this.primaryFallback(r.event);return}r&&this.trimInPlace(l,r),d&&u!==l&&this.trimInPlace(u,d),this.checkBuffer()}},this.hls=e,this.HlsPlayerClass=t,this.assetListLoader=new vf(e),this.schedule=new gf(this.onScheduleUpdate,e.logger),this.registerListeners()}registerListeners(){let e=this.hls;e&&(e.on(L.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(L.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(L.AUDIO_TRACK_UPDATED,this.onAudioTrackUpdated,this),e.on(L.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.on(L.SUBTITLE_TRACK_UPDATED,this.onSubtitleTrackUpdated,this),e.on(L.EVENT_CUE_ENTER,this.onInterstitialCueEnter,this),e.on(L.ASSET_LIST_LOADED,this.onAssetListLoaded,this),e.on(L.BUFFER_APPENDED,this.onBufferAppended,this),e.on(L.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(L.BUFFERED_TO_END,this.onBufferedToEnd,this),e.on(L.MEDIA_ENDED,this.onMediaEnded,this),e.on(L.ERROR,this.onError,this),e.on(L.DESTROYING,this.onDestroying,this))}unregisterListeners(){let e=this.hls;e&&(e.off(L.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(L.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(L.AUDIO_TRACK_UPDATED,this.onAudioTrackUpdated,this),e.off(L.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.off(L.SUBTITLE_TRACK_UPDATED,this.onSubtitleTrackUpdated,this),e.off(L.EVENT_CUE_ENTER,this.onInterstitialCueEnter,this),e.off(L.ASSET_LIST_LOADED,this.onAssetListLoaded,this),e.off(L.BUFFER_CODECS,this.onBufferCodecs,this),e.off(L.BUFFER_APPENDED,this.onBufferAppended,this),e.off(L.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(L.BUFFERED_TO_END,this.onBufferedToEnd,this),e.off(L.MEDIA_ENDED,this.onMediaEnded,this),e.off(L.ERROR,this.onError,this),e.off(L.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=null,this.assetListLoader=null,this.onPlay=this.onPause=this.onSeeking=this.onTimeupdate=null,this.onScheduleUpdate=null}onDestroying(){let e=this.primaryMedia||this.media;e&&this.removeMediaListeners(e)}removeMediaListeners(e){Q(e,`play`,this.onPlay),Q(e,`pause`,this.onPause),Q(e,`seeking`,this.onSeeking),Q(e,`timeupdate`,this.onTimeupdate)}onMediaAttaching(e,t){let n=this.media=t.media;Z(n,`seeking`,this.onSeeking),Z(n,`timeupdate`,this.onTimeupdate),Z(n,`play`,this.onPlay),Z(n,`pause`,this.onPause)}onMediaAttached(e,t){let n=this.effectivePlayingItem,r=this.detachedData;if(this.detachedData=null,n===null)this.checkStart();else if(!r){this.clearScheduleState();let e=this.findItemIndex(n);this.setSchedulePosition(e)}}clearScheduleState(){this.log(`clear schedule state`),this.playingItem=this.bufferingItem=this.waitingItem=this.endedItem=this.playingAsset=this.endedAsset=this.bufferingAsset=null}onMediaDetaching(e,t){let n=!!t.transferMedia,r=this.media;if(this.media=null,!n&&(r&&this.removeMediaListeners(r),this.detachedData)){let e=this.getBufferingPlayer();e&&(this.log(`Removing schedule state for detachedData and ${e}`),this.playingAsset=this.endedAsset=this.bufferingAsset=this.bufferingItem=this.waitingItem=this.detachedData=null,e.detachMedia()),this.shouldPlay=!1}}get interstitialsManager(){if(!this.hls)return null;if(this.manager)return this.manager;let e=this,t=()=>e.bufferingItem||e.waitingItem,n=t=>t&&e.getAssetPlayer(t.identifier),r=(t,r,i,o,s)=>{if(t){let c=t[r].start,l=t.event;if(l){if(r===`playout`||l.timelineOccupancy!==af.Point){let e=n(i);e?.interstitial===l&&(c+=e.assetItem.startOffset+e[s])}}else{let n=o===`bufferedPos`?a():e[o];c+=n-t.start}return c}return 0},i=(t,n)=>{var r;if(t!==0&&n!==`primary`&&(r=e.schedule)!=null&&r.length){let r=e.schedule.findItemIndexAtTime(t),i=e.schedule.items?.[r];if(i)return t+(i[n].start-i.start)}return t},a=()=>{let t=e.bufferedPos;return t===Number.MAX_VALUE?o(`primary`):Math.max(t,0)},o=t=>{var n;return(n=e.primaryDetails)!=null&&n.live?e.primaryDetails.edge:e.schedule?.durations[t]||0},s=(t,i)=>{var a;let o=e.effectivePlayingItem;if(o!=null&&(a=o.event)!=null&&a.restrictions.skip||!e.schedule)return;e.log(`seek to ${t} "${i}"`);let s=e.effectivePlayingItem,c=e.schedule.findItemIndexAtTime(t,i),l=e.schedule.items?.[c],u=e.getBufferingPlayer(),d=u?.interstitial?.appendInPlace,f=s&&e.itemsMatch(s,l);if(s&&(d||f)){let a=n(e.playingAsset),o=a?.media||e.primaryMedia;if(o){let n=i===`primary`?o.currentTime:r(s,i,e.playingAsset,`timelinePos`,`currentTime`),c=t-n,l=(d?n:o.currentTime)+c;if(l>=0&&(!a||d||l<=a.duration)){o.currentTime=l;return}}}if(l){let n=t;if(i!==`primary`){let e=t-l[i].start;n=l.start+e}let r=!e.isInterstitial(l);if((!e.isInterstitial(s)||s.event.appendInPlace)&&(r||l.event.appendInPlace)){let t=e.media||(d?u?.media:null);t&&(t.currentTime=n)}else if(s){let a=e.findItemIndex(s);if(c>a){let t=e.schedule.findJumpRestrictedIndex(a+1,c);if(t>a){e.setSchedulePosition(t);return}}let o=0;if(r)e.timelinePos=n,e.checkBuffer();else{let e=l.event.assetList,n=t-(l[i]||l).start;for(let t=e.length;t--;){let r=e[t];if(r.duration&&n>=r.startOffset&&n<r.startOffset+r.duration){o=t;break}}}e.setSchedulePosition(c,o)}}},c=()=>{let n=e.effectivePlayingItem;if(e.isInterstitial(n))return n;let r=t();return e.isInterstitial(r)?r:null},l={get bufferedEnd(){let n=t(),i=e.bufferingItem;return i&&i===n&&(r(i,`playout`,e.bufferingAsset,`bufferedPos`,`bufferedEnd`)-i.playout.start||e.bufferingAsset?.startOffset)||0},get currentTime(){let t=c(),n=e.effectivePlayingItem;return n&&n===t?r(n,`playout`,e.effectivePlayingAsset,`timelinePos`,`currentTime`)-n.playout.start:0},set currentTime(t){let n=c(),r=e.effectivePlayingItem;r&&r===n&&s(t+r.playout.start,`playout`)},get duration(){let e=c();return e?e.playout.end-e.playout.start:0},get assetPlayers(){let t=c()?.event.assetList;return t?t.map(t=>e.getAssetPlayer(t.identifier)):[]},get playingIndex(){let t=c()?.event;return t&&e.effectivePlayingAsset?t.findAssetIndex(e.effectivePlayingAsset):-1},get scheduleItem(){return c()}};return this.manager={get events(){var t;return((t=e.schedule)==null||(t=t.events)==null?void 0:t.slice(0))||[]},get schedule(){var t;return((t=e.schedule)==null||(t=t.items)==null?void 0:t.slice(0))||[]},get interstitialPlayer(){return c()?l:null},get playerQueue(){return e.playerQueue.slice(0)},get bufferingAsset(){return e.bufferingAsset},get bufferingItem(){return t()},get bufferingIndex(){let n=t();return e.findItemIndex(n)},get playingAsset(){return e.effectivePlayingAsset},get playingItem(){return e.effectivePlayingItem},get playingIndex(){let t=e.effectivePlayingItem;return e.findItemIndex(t)},primary:{get bufferedEnd(){return a()},get currentTime(){let t=e.timelinePos;return t>0?t:0},set currentTime(e){s(e,`primary`)},get duration(){return o(`primary`)},get seekableStart(){return e.seekableStart}},integrated:{get bufferedEnd(){return r(t(),`integrated`,e.bufferingAsset,`bufferedPos`,`bufferedEnd`)},get currentTime(){return r(e.effectivePlayingItem,`integrated`,e.effectivePlayingAsset,`timelinePos`,`currentTime`)},set currentTime(e){s(e,`integrated`)},get duration(){return o(`integrated`)},get seekableStart(){return i(e.seekableStart,`integrated`)}},skip:()=>{let t=e.effectivePlayingItem,n=t?.event;if(n&&!n.restrictions.skip){let r=e.findItemIndex(t);if(n.appendInPlace){let e=t.playout.start+t.event.duration;s(e+.001,`playout`)}else e.advanceAfterAssetEnded(n,r,1/0)}}}}get effectivePlayingItem(){return this.waitingItem||this.playingItem||this.endedItem}get effectivePlayingAsset(){return this.playingAsset||this.endedAsset}get playingLastItem(){let e=this.playingItem,t=this.schedule?.items;return!this.playbackStarted||!e||!t?!1:this.findItemIndex(e)===t.length-1}get playbackStarted(){return this.effectivePlayingItem!==null}get currentTime(){var e;if(this.mediaSelection===null)return;let t=this.waitingItem||this.playingItem;if(this.isInterstitial(t)&&!t.event.appendInPlace)return;let n=this.media;!n&&(e=this.bufferingItem)!=null&&(e=e.event)!=null&&e.appendInPlace&&(n=this.primaryMedia);let r=n?.currentTime;if(!(r===void 0||!P(r)))return r}get primaryMedia(){return this.media||this.detachedData?.media||null}isInterstitial(e){return!!(e!=null&&e.event)}retreiveMediaSource(e,t){let n=this.getAssetPlayer(e);n&&this.transferMediaFromPlayer(n,t)}transferMediaFromPlayer(e,t){let n=e.interstitial.appendInPlace,r=e.media;if(n&&r===this.primaryMedia){if(this.bufferingAsset=null,(!t||this.isInterstitial(t)&&!t.event.appendInPlace)&&t&&r){this.detachedData={media:r};return}let n=e.transferMedia();this.log(`transfer MediaSource from ${e} ${J(n)}`),this.detachedData=n}else t&&r&&(this.shouldPlay||=!r.paused)}transferMediaTo(e,t){if(e.media===t)return;let n=null,r=this.hls,i=e!==r,a=i&&e.interstitial.appendInPlace,o=this.detachedData?.mediaSource,s;if(r.media)a&&(n=r.transferMedia(),this.detachedData=n),s=`Primary`;else{let e=this.getBufferingPlayer();e?(n=e.transferMedia(),this.detachedData=n,s=`${e}`):s=o?`detached MediaSource`:`detached media`}if(!n){if(o)n=this.detachedData,this.log(`using detachedData: MediaSource ${J(n)}`);else if(!this.detachedData||r.media===t){let e=this.playerQueue;e.length>1&&e.forEach(e=>{if(i&&e.interstitial.appendInPlace!==a){let t=e.interstitial;this.clearInterstitial(e.interstitial,null),t.appendInPlace=!1,t.appendInPlace&&this.warn(`Could not change append strategy for queued assets ${t}`)}}),this.hls.detachMedia(),this.detachedData={media:t}}}let c=n&&`mediaSource`in n&&n.mediaSource?.readyState!==`closed`;if(this.log(`${c?`transfering MediaSource`:`attaching media`} to ${i?e:`Primary`} from ${s} (media.currentTime: ${t.currentTime})`),!c&&!i){e.attachMedia(t);return}let l=c&&n?U({},n):{media:t},u=this.schedule;if(u&&i){let t=e.assetId===u.assetIdAtEnd;l.overrides={duration:u.duration,endOfStream:t||e.appendInPlace===!1}}if(!c&&a){let t=e,n=t.assetItem.timelineStart;if(n){let e=t.hls,r=Math.max(this.timelinePos-n,2**-52);e.startPosition!==r&&(this.log(`Set ${t} startPosition: ${r}`),e.config.startPosition=r,e.loadingEnabled&&e.startLoad(r))}}e.attachMedia(l)}onInterstitialCueEnter(){this.onTimeupdate()}checkStart(){let e=this.schedule,t=e?.events,n=this.hls;if(!t||this.playbackDisabled||!this.media||!n)return;this.bufferedPos===-1&&(this.bufferedPos=0);let r=this.timelinePos,i=this.effectivePlayingItem;if(r===-1){if(!n.loadingEnabled){this.log(`waiting for startLoad( <startPosition> )`);return}let r=n.startPosition;if(this.timelinePos=r,t.length===0)this.setSchedulePosition(0);else if(t[0].cue.pre){this.log(bf(`checkStart (preroll)`,r));let n=e.findEventIndex(t[0].identifier);this.setSchedulePosition(n)}else if(r>=0||!this.primaryLive){this.log(bf(`checkStart`,r));let t=this.timelinePos=r>0?r:0,n=e.findItemIndexAtTime(t);this.setSchedulePosition(n)}else n.liveSyncPosition===0?this.setSchedulePosition(0):this.log(`[checkStart] waiting for live start`)}else if(i&&!this.playingItem){this.log(bf(`checkStart (playing item)`,i.start));let t=e.findItemIndex(i);this.setSchedulePosition(t)}}advanceAssetBuffering(e,t){let n=e.event,r=df(n,n.findAssetIndex(t));if(!n.isAssetPastPlayoutLimit(r))this.bufferedToEvent(e,r);else if(this.schedule){let t=this.getNextItemIndex(e,!0),n=this.schedule.items?.[t];n&&this.bufferedToItem(n)}}livePrerollResumption(e,t){if(e.cue.pre&&this.primaryLive&&!P(e.resumeOffset)&&this.hls){let e=this.getLiveStartPos();if(t){let t=this.getBufferingPlayer();return e+(t!=null&&t.interstitial.cue.pre?t.remaining:0)}return e}}getNextItemIndex(e,t){if(this.schedule){let n=this.livePrerollResumption(e.event,t);if(n!==void 0)return this.log(`find next item index @${n}`),this.schedule.findItemIndexAtTime(n)}return this.findItemIndex(e)+1}advanceAfterAssetEnded(e,t,n){let r=df(e,n);if(!e.isAssetPastPlayoutLimit(r)){if(e.appendInPlace){let t=e.assetList[r];t&&this.advanceInPlace(t.timelineStart)}this.setSchedulePosition(t,r)}else if(this.schedule){let n=this.schedule.items;if(n){let r=n[t],i=r.event?this.getNextItemIndex(r):t+1;if(i>=n.length){this.setSchedulePosition(-1);return}let a=e.resumeTime;this.timelinePos<a&&(this.log(bf(`advanceAfterAssetEnded`,a)),this.timelinePos=a,e.appendInPlace&&!n[i].event&&this.hls.startLoad(a+.01),this.checkBuffer(this.bufferedPos<a)),this.setSchedulePosition(i)}}}setScheduleToAssetAtTime(e,t){let n=this.schedule;if(!n)return;let r=t.parentIdentifier,i=n.getEvent(r);if(i){let t=n.findEventIndex(r),a=n.findAssetIndex(i,e);this.advanceAfterAssetEnded(i,t,a-1)}}setSchedulePosition(e,t){let n=this.schedule?.items;if(!n||this.playbackDisabled)return;let r=e>=0?n[e]:null;this.log(`setSchedulePosition ${e}, ${t} (${r&&_f(r)}) pos: ${this.timelinePos}`);let i=this.waitingItem||this.playingItem,a=this.playingLastItem;if(this.isInterstitial(i)){let s=i.event,c=this.playingAsset,l=c?.identifier,u=l?this.getAssetPlayer(l):null;if(u&&l&&(!this.eventItemsMatch(i,r)||t!==void 0&&l!==s.assetList[t].identifier)){var o;let t=s.findAssetIndex(c);if(this.log(`INTERSTITIAL_ASSET_ENDED ${t+1}/${s.assetList.length} ${pf(c)}`),this.endedAsset=c,this.playingAsset=null,this.hls.trigger(L.INTERSTITIAL_ASSET_ENDED,{asset:c,assetListIndex:t,event:s,schedule:n.slice(0),scheduleIndex:e,player:u}),i!==this.playingItem){this.itemsMatch(i,this.playingItem)&&!this.playingAsset&&this.advanceAfterAssetEnded(s,this.findItemIndex(this.playingItem),t);return}this.retreiveMediaSource(l,r),u.media&&!((o=this.detachedData)!=null&&o.mediaSource)&&u.detachMedia()}if(!this.eventItemsMatch(i,r)&&(this.endedItem=i,this.playingItem=this.waitingItem=null,this.log(`INTERSTITIAL_ENDED ${s} ${_f(i)}`),s.hasPlayed=!0,this.hls.trigger(L.INTERSTITIAL_ENDED,{event:s,schedule:n.slice(0),scheduleIndex:e}),s.cue.once&&this.hls)){this.updateSchedule();let e=this.schedule?.items;if(r&&e){let o=this.findItemIndex(r),c=this.livePrerollResumption(s);if(c!==void 0){let t=c,r=this.getNextItemIndex(i);if(!this.isInterstitial(n[r])){let e=this.primaryDetails?.fragments;if(s.snapOptions.in&&e){let i=Yr(null,e,c);i&&(t=Math.min(Math.max(n[r].start,cf(t,i)),n[r].end))}}if(this.log(bf(`live join (preroll)`,t)),this.timelinePos=t,r!==o&&(r||r===0)){this.advanceSchedule(r,e,void 0,i,a);return}}this.advanceSchedule(o,e,t,i,a)}return}}this.advanceSchedule(e,n,t,i,a)}advanceSchedule(e,t,n,r,i){let a=this.schedule;if(!a)return;let o=t[e]||null,s=this.primaryMedia,c=this.playerQueue;if(c.length&&c.forEach(t=>{let n=t.interstitial,r=a.findEventIndex(n.identifier);(r<e||r>e+1)&&this.clearInterstitial(n,o)}),this.isInterstitial(o)){this.timelinePos=Math.min(Math.max(this.timelinePos,o.start),o.end);let i=o.event;if(n===void 0){n=i.cue.pre?0:a.findAssetIndex(i,this.timelinePos);let t=df(i,n-1);if(i.isAssetPastPlayoutLimit(t)||i.appendInPlace&&this.timelinePos===o.end){this.advanceAfterAssetEnded(i,e,n);return}n=t}let c=this.waitingItem;this.assetsBuffered(o,s)||this.setBufferingItem(o);let l=this.preloadAssets(i,n);if(this.eventItemsMatch(o,c||r)||(this.waitingItem=o,this.log(`INTERSTITIAL_STARTED ${_f(o)} ${i.appendInPlace?`append in place`:``}`),i.hasPlayed=!1,this.hls.trigger(L.INTERSTITIAL_STARTED,{event:i,schedule:t.slice(0),scheduleIndex:e})),!i.assetListLoaded){this.log(`Waiting for ASSET-LIST to complete loading ${i}`);return}if(i.assetListLoader&&=(i.assetListLoader.destroy(),void 0),!s){this.log(`Waiting for attachMedia to start Interstitial ${i}`);return}this.waitingItem=this.endedItem=null,this.playingItem=o;let u=i.assetList[n];if(!u){this.advanceAfterAssetEnded(i,e,n||0);return}if(l||=this.getAssetPlayer(u.identifier),l===null||l.destroyed){let e=i.assetList.length;this.warn(`asset ${n+1}/${e} player destroyed ${i}`),l=this.createAssetPlayer(i,u,n),l.loadSource()}if(!this.eventItemsMatch(o,this.bufferingItem)&&i.appendInPlace&&this.isAssetBuffered(u))return;this.startAssetPlayer(l,n,t,e,s),this.shouldPlay&&yf(l.media)}else o?(this.resumePrimary(o,e,r),this.shouldPlay&&yf(this.hls.media)):i&&this.isInterstitial(r)&&(this.endedItem=null,this.playingItem=r,r.event.appendInPlace||this.attachPrimary(a.durations.primary,null))}get playbackDisabled(){return this.hls.config.enableInterstitialPlayback===!1}get primaryDetails(){return this.mediaSelection?.main.details}get primaryLive(){var e;return!!((e=this.primaryDetails)!=null&&e.live)}resumePrimary(e,t,n){var r;this.playingItem=e,this.playingAsset=this.endedAsset=null,this.waitingItem=null,this.bufferedToItem(e),this.endedItem=null,this.log(`resuming ${_f(e)}`);let i=this.timelinePos;if((r=this.detachedData)!=null&&r.mediaSource?this.primaryLive&&this.startLoadingPrimaryAt(i):((i<e.start||i>=e.end||i<this.seekableStart)&&(i=this.getPrimaryResumption(e,t),this.log(bf(`resumePrimary`,i)),this.timelinePos=i),this.attachPrimary(i,e)),!n)return;let a=this.schedule?.items;a&&(this.log(`INTERSTITIALS_PRIMARY_RESUMED ${_f(e)}`),this.hls.trigger(L.INTERSTITIALS_PRIMARY_RESUMED,{schedule:a.slice(0),scheduleIndex:t}),this.checkBuffer())}get seekableStart(){return this.primaryLive&&this.primaryDetails?.fragmentStart||0}getPrimaryResumption(e,t,n){let r=e.start;if(this.primaryLive){if(t===0)return this.hls.startPosition;let e=this.endedItem||this.playingItem,i=e!=null&&e.event?this.livePrerollResumption(e.event,n):void 0;if(i!==void 0)return i;let a=this.primaryDetails;if(a){let{fragmentStart:e,edge:t}=a;if(r<e||r>t&&!n){let n=this.hls.liveSyncPosition;return this.log(`primary resumption out of bounds (${r} [${e}-${t}]) snapping to liveSync ${n}`),n||e}}}return this.log(`primary resumption itemStart: ${r}`),r}getLiveStartPos(){let e=this.hls.startPosition,t=this.hls.liveSyncPosition||0,n=(this.primaryDetails?.targetduration||10)*3;return e===-1||t&&t-e<n?t||0:e}isAssetBuffered(e){let t=this.getAssetPlayer(e.identifier);return t!=null&&t.hls?t.hls.bufferedToEnd:Y.bufferInfo(this.primaryMedia,this.timelinePos,0).end+1>=e.timelineStart+(e.duration||0)}attachPrimary(e,t,n){t?this.setBufferingItem(t):this.bufferingItem=this.playingItem,this.bufferingAsset=null;let r=this.primaryMedia;if(!r)return;let i=this.hls;i.media?this.checkBuffer():(this.transferMediaTo(i,r),n&&this.startLoadingPrimaryAt(e,n)),n||(this.log(bf(`attachPrimary`,e)),this.timelinePos=e,this.startLoadingPrimaryAt(e,n))}startLoadingPrimaryAt(e,t){let n=this.hls,{loadingEnabled:r,bufferingEnabled:i,startPosition:a}=n,o=n.hasEnoughToStart;if(this.log(`Start loading primary @${e} bufferedPos: ${this.bufferedPos} startPosition: ${a} skip seek: ${t} has enough ${o} loadingEnabled: ${r} bufferingEnabled: ${i}`),!t&&o||!r||Math.abs(a-e)>.1){let r=this.primaryDetails;if(r!=null&&r.live&&e+.5>=r.edge){let t=this.bufferingItem;this.log(`Resume primary loading when live passes ${e} buffering item: ${t?_f(t):null}`),n.pauseBuffering(),this.bufferPastEdge=!0;return}n.startLoad(e,t)}else i||n.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(L.BUFFER_CODECS,this.onBufferCodecs,this),this.hls.on(L.BUFFER_CODECS,this.onBufferCodecs,this)}onLevelUpdated(e,t){if(t.level===-1||!this.schedule)return;let n=this.hls.levels[t.level];if(!n.details)return;let r=U(U({},this.mediaSelection||this.altSelection),{},{main:n});this.mediaSelection=r;let i=this.hls.startPosition;if(this.schedule.parseInterstitialDateRanges(r,this.hls.config.interstitialAppendInPlace,i===-1?0:i),this.schedule.items){if(!this.effectivePlayingItem)this.checkStart();else if(this.bufferPastEdge){let e=this.primaryDetails,t=this.bufferedPos;if(e!=null&&e.live&&t+.5<e.edge){this.bufferPastEdge=!1;let n=this.bufferingItem;if(this.log(`Live edge ${e.edge} passed buffer: ${t} buffering item: ${n?_f(n):null}`),n?.end===1/0){let e=this.playingItem,r=this.isInterstitial(e)&&e.event.appendInPlace;this.hls.startLoad(Math.max(t,n.start),r)}else{let e=this.getBufferingPlayer();e&&e.bufferedInPlaceToEnd(this.primaryMedia,e.currentTime)&&e.hls&&e.hls.trigger(L.BUFFERED_TO_END,void 0)}}}}}onAudioTrackUpdated(e,t){let n=this.hls.audioTracks[t.id],r=this.mediaSelection;if(!r){this.altSelection=U(U({},this.altSelection),{},{audio:n});return}let i=U(U({},r),{},{audio:n});this.mediaSelection=i}onSubtitleTrackUpdated(e,t){let n=this.hls.subtitleTracks[t.id],r=this.mediaSelection;if(!r){this.altSelection=U(U({},this.altSelection),{},{subtitles:n});return}let i=U(U({},r),{},{subtitles:n});this.mediaSelection=i}onAudioTrackSwitching(e,t){let n=Fr(t);this.playerQueue.forEach(({hls:e})=>e&&(e.setAudioOption(t)||e.setAudioOption(n)))}onSubtitleTrackSwitch(e,t){let n=Fr(t);this.playerQueue.forEach(({hls:e})=>e&&(e.setSubtitleOption(t)||t.id!==-1&&e.setSubtitleOption(n)))}onBufferCodecs(e,t){let n=t.tracks;n&&(this.requiredTracks=n)}onBufferAppended(e,t){this.checkBuffer()}onBufferFlushed(e,t){let n=this.playingItem;if(n&&!this.itemsMatch(n,this.bufferingItem)&&!this.isInterstitial(n)){let e=this.timelinePos;this.bufferedPos=e,this.checkBuffer()}}onBufferedToEnd(e){if(!this.schedule)return;let t=this.schedule.events;if(this.bufferedPos<Number.MAX_VALUE&&t){for(let e=0;e<t.length;e++){let n=t[e];if(n.cue.post){let e=this.getEventItem(n.identifier);e&&this.eventItemsMatch(e,this.bufferingItem)&&this.bufferedToItem(e,0);break}}this.bufferedPos=Number.MAX_VALUE}}onMediaEnded(e){let t=this.playingItem;if(!this.playingLastItem&&t){let e=this.findItemIndex(t);this.setSchedulePosition(e+1)}else this.shouldPlay=!1}updateItem(e,t){let n=this.schedule?.items;return e&&n&&n[this.findItemIndex(e,t)]||null}trimInPlace(e,t){if(this.isInterstitial(e)&&e.event.appendInPlace&&t.end-e.end>.25){e.event.assetList.forEach((t,n)=>{e.event.isAssetPastPlayoutLimit(n)&&this.clearAssetPlayer(t.identifier,null)});let n=e.end+.25,r=Y.bufferInfo(this.primaryMedia,n,0);(r.end>n||(r.nextStart||0)>n)&&(this.log(`trim buffered interstitial ${_f(e)} (was ${_f(t)})`),this.attachPrimary(n,null,!0),this.flushFrontBuffer(n))}}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){return!!t&&(e===t||e.event.identifier===t.event?.identifier)}findEventIndex(e){return this.schedule?this.schedule.findEventIndex(e):-1}getEventItem(e){if(this.schedule){let t=this.schedule.items?.[this.findEventIndex(e)];if(this.isInterstitial(t)&&t.event.identifier===e)return t}}findItemIndex(e,t){return e&&this.schedule?this.schedule.findItemIndex(e,t):-1}updateSchedule(e=!1){var t;let n=this.mediaSelection;if(!n)return;let r=this.hls?.liveSyncPosition||0;(t=this.schedule)==null||t.updateSchedule(n,[],r,e)}checkBuffer(e){let t=this.schedule?.items;if(!t)return;let n=Y.bufferInfo(this.primaryMedia,this.timelinePos,0);e&&(this.bufferedPos=this.timelinePos),e||=n.len<1,this.updateBufferedPos(n.end,t,e)}updateBufferedPos(e,t,n){let r=this.schedule,i=this.bufferingItem;if(this.bufferedPos>e||!r)return;if(t.length===1&&this.itemsMatch(t[0],i)){this.bufferedPos=e;return}let a=this.playingItem,o=this.findItemIndex(a),s=r.findItemIndexAtTime(e);if(this.bufferedPos<e){var c;let n=this.findItemIndex(i),r=Math.min(n+1,t.length-1),a=t[r];if((s===-1&&i&&e>=i.end||(c=a.event)!=null&&c.appendInPlace&&e+.01>=a.start)&&(s=r),this.isInterstitial(i)){let e=i.event;if(r-o>1&&e.appendInPlace===!1||e.assetList.length===0&&e.assetListLoader)return}if(this.bufferedPos=e,s>n&&s>o)this.bufferedToItem(a);else{let t=this.primaryDetails;this.primaryLive&&t&&e>t.edge-t.targetduration&&a.start<t.edge+this.hls.config.interstitialLiveLookAhead&&this.isInterstitial(a)&&this.preloadAssets(a.event,0)}}else n&&a&&!this.itemsMatch(a,i)&&(s===o?this.bufferedToItem(a):s===o+1&&this.bufferedToItem(t[s]))}assetsBuffered(e,t){return e.event.assetList.length!==0&&!e.event.assetList.some(e=>{let n=this.getAssetPlayer(e.identifier);return!(n!=null&&n.bufferedInPlaceToEnd(t))})}setBufferingItem(e){let t=this.bufferingItem,n=this.schedule;if(!this.itemsMatch(e,t)&&n){let{items:r,events:i}=n;if(!r||!i)return t;let a=this.isInterstitial(e),o=this.getBufferingPlayer();this.bufferingItem=e,this.bufferedPos=Math.max(e.start,Math.min(e.end,this.timelinePos));let s=o?o.remaining:t?t.end-this.timelinePos:0;if(this.log(`INTERSTITIALS_BUFFERED_TO_BOUNDARY ${_f(e)}`+(t?` (${s.toFixed(2)} remaining)`:``)),!this.playbackDisabled){if(a){let t=n.findAssetIndex(e.event,this.bufferedPos);e.event.assetList.forEach((e,n)=>{let r=this.getAssetPlayer(e.identifier);r&&(n===t&&r.loadSource(),r.resumeBuffering())})}else this.hls.resumeBuffering(),this.playerQueue.forEach(e=>e.pauseBuffering())}this.hls.trigger(L.INTERSTITIALS_BUFFERED_TO_BOUNDARY,{events:i.slice(0),schedule:r.slice(0),bufferingIndex:this.findItemIndex(e),playingIndex:this.findItemIndex(this.playingItem)})}else this.bufferingItem!==e&&(this.bufferingItem=e);return t}bufferedToItem(e,t=0){let n=this.setBufferingItem(e);if(!this.playbackDisabled){if(this.isInterstitial(e))this.bufferedToEvent(e,t);else if(n!==null){this.bufferingAsset=null;let t=this.getPrimaryResumption(e,this.findItemIndex(e),!0),n=this.bufferedPos=Math.max(t,Math.min(this.bufferedPos,e.end),this.timelinePos,e.start),r=this.detachedData;if(r)r.mediaSource?this.attachPrimary(n,e,!0):this.startLoadingPrimaryAt(n);else{let e=this.playingItem,t=this.isInterstitial(e)&&e.event.appendInPlace;this.startLoadingPrimaryAt(n,t)}}}}bufferedToEvent(e,t){let n=e.event,r=n.assetList.length===0&&!n.assetListLoader,i=n.cue.once;if(r||!i){let e=this.preloadAssets(n,t);if(e!=null&&e.interstitial.appendInPlace){let t=this.primaryMedia;t&&this.bufferAssetPlayer(e,t)}}}preloadAssets(e,t){let n=e.assetUrl,r=e.assetList.length,i=r===0&&!e.assetListLoader,a=e.cue.once;if(i){let i=e.timelineStart,a=this.playingItem,s=this.getBufferingPlayer();if(e.appendInPlace){var o;!this.isInterstitial(a)&&(a==null||(o=a.nextEvent)==null?void 0:o.identifier)===e.identifier&&this.flushFrontBuffer(i+.25)}let c,l=0;if((!s||s.interstitial.cue.pre)&&this.primaryLive&&(l=this.getLiveStartPos(),s&&(l+=s.remaining)),l&&!(e.cue.pre||e.cue.post)){let e=l-i;e>0&&(c=Math.round(e*1e3)/1e3)}if(this.log(`Load interstitial asset ${t+1}/${n?1:r} ${e}${l?` live-start: ${l} start-offset: ${c} (timeline-start: ${i})`:``}`),n)return this.createAsset(e,0,0,i,e.duration,n);let u=this.assetListLoader.loadAssetList(e,c);u&&(e.assetListLoader=u)}else if(!a&&r){for(let n=t;n<r;n++){let t=e.assetList[n],r=this.getAssetPlayerQueueIndex(t.identifier);(r===-1||this.playerQueue[r].destroyed)&&!t.error&&this.createAssetPlayer(e,t,n)}let n=e.assetList[t];if(n){let e=this.getAssetPlayer(n.identifier);return e&&e.loadSource(),e}}return null}flushFrontBuffer(e){let t=this.requiredTracks;if(!t)return;let n=this.primaryDetails;n&&e>=n.edge||(this.log(`Removing front buffer starting at ${e}`),Object.keys(t).forEach(t=>{this.hls.trigger(L.BUFFER_FLUSHING,{startOffset:e,endOffset:1/0,type:t})}))}getAssetPlayerQueueIndex(e){let t=this.playerQueue;for(let n=0;n<t.length;n++)if(e===t[n].assetId)return n;return-1}getAssetPlayer(e){let t=this.getAssetPlayerQueueIndex(e);return this.playerQueue[t]||null}getBufferingPlayer(){let{playerQueue:e,primaryMedia:t}=this;if(t){for(let n=0;n<e.length;n++)if(e[n].media===t)return e[n]}return null}createAsset(e,t,n,r,i,a){let o={parentIdentifier:e.identifier,identifier:of(e,a,t),duration:i,startOffset:n,timelineStart:r,uri:a};return this.createAssetPlayer(e,o,t)}createAssetPlayer(e,t,n){let r=this.hls,i=r.userConfig,a=Gr(r.loadLevelObj||r.levels[r.currentLevel],i.videoPreference),o=r.audioTracks[r.audioTrack],s=r.subtitleTracks[r.subtitleTrack],c=0;if(this.primaryLive||e.appendInPlace){let e=this.timelinePos-t.timelineStart;if(e>=0){let n=t.duration;n&&e<n&&(c=e)}}let l=t.identifier,u=U(U({},i),{},{maxMaxBufferLength:Math.min(15,r.config.maxMaxBufferLength),autoStartLoad:!0,startFragPrefetch:!0,primarySessionId:r.sessionId,assetPlayerId:l,abrEwmaDefaultEstimate:r.bandwidthEstimate,interstitialsController:void 0,startPosition:c,liveDurationInfinity:!1,testBandwidth:!1,videoPreference:a,audioPreference:o||i.audioPreference,subtitlePreference:s||i.subtitlePreference});e.appendInPlace&&(e.appendInPlaceStarted=!0,t.timelineStart&&(u.timelineOffset=t.timelineStart));let d=u.cmcd;d!=null&&d.sessionId&&d.contentId&&(u.cmcd=H({},d,{contentId:td(t.uri)})),this.getAssetPlayer(l)&&this.warn(`Duplicate date range identifier ${e} and asset ${l}`);let f=new mf(this.HlsPlayerClass,u,e,t);this.playerQueue.push(f),e.assetList[n]=t;let p=!0,m=r=>{if(r.live){let t=Error(`Interstitials MUST be VOD assets ${e}`),r={fatal:!0,type:F.OTHER_ERROR,details:I.INTERSTITIAL_ASSET_ITEM_ERROR,error:t},i=this.findEventIndex(e.identifier);this.handleAssetItemError(r,e,i,n,t.message);return}let i=r.edge-r.fragmentStart,a=t.duration;(p||a===null||i>a)&&(p=!1,this.log(`Interstitial asset "${l}" duration change ${a} > ${i}`),t.duration=i,this.updateSchedule())};f.on(L.LEVEL_UPDATED,(e,{details:t})=>m(t)),f.on(L.LEVEL_PTS_UPDATED,(e,{details:t})=>m(t)),f.on(L.EVENT_CUE_ENTER,()=>this.onInterstitialCueEnter());let h=(e,t)=>{let n=this.getAssetPlayer(l);if(n&&t.tracks){n.off(L.BUFFER_CODECS,h),n.tracks=t.tracks;let e=this.primaryMedia;this.bufferingAsset===n.assetItem&&e&&!n.media&&this.bufferAssetPlayer(n,e)}};f.on(L.BUFFER_CODECS,h),f.on(L.BUFFERED_TO_END,()=>{let t=this.getAssetPlayer(l);if(this.log(`buffered to end of asset ${t}`),!t||!this.schedule)return;let n=this.getEventItem(e.identifier);n&&this.advanceAssetBuffering(n,t.assetItem)});let g=t=>()=>{if(!this.getAssetPlayer(l)||!this.schedule)return;this.shouldPlay=!0;let n=this.findEventIndex(e.identifier);this.advanceAfterAssetEnded(e,n,t)};return f.once(L.MEDIA_ENDED,g(n)),f.once(L.PLAYOUT_LIMIT_REACHED,g(1/0)),f.on(L.ERROR,(t,r)=>{if(!this.schedule)return;let i=this.getAssetPlayer(l);if(r.details===I.BUFFER_STALLED_ERROR){if(i!=null&&i.appendInPlace){this.handleInPlaceStall(e);return}this.onTimeupdate(),this.checkBuffer(!0);return}r.details!==I.BUFFER_SEEK_OVER_HOLE&&this.handleAssetItemError(r,e,this.findEventIndex(e.identifier),n,`Asset player error ${r.error} ${e}`)}),f.on(L.DESTROYING,()=>{if(!this.getAssetPlayer(l)||!this.schedule)return;let t=Error(`Asset player destroyed unexpectedly ${l}`),r={fatal:!0,type:F.OTHER_ERROR,details:I.INTERSTITIAL_ASSET_ITEM_ERROR,error:t};this.handleAssetItemError(r,e,this.findEventIndex(e.identifier),n,t.message)}),this.log(`INTERSTITIAL_ASSET_PLAYER_CREATED ${pf(t)}`),this.hls.trigger(L.INTERSTITIAL_ASSET_PLAYER_CREATED,{asset:t,assetListIndex:n,event:e,player:f}),f}clearInterstitial(e,t){this.clearAssetPlayers(e,t),e.reset()}clearAssetPlayers(e,t){e.assetList.forEach(e=>{this.clearAssetPlayer(e.identifier,t)})}resetAssetPlayer(e){let t=this.getAssetPlayerQueueIndex(e);if(t!==-1){this.log(`reset asset player "${e}" after error`);let n=this.playerQueue[t];this.transferMediaFromPlayer(n,null),n.resetDetails()}}clearAssetPlayer(e,t){let n=this.getAssetPlayerQueueIndex(e);if(n!==-1){let e=this.playerQueue[n];this.log(`clear ${e} toSegment: ${t&&_f(t)}`),this.transferMediaFromPlayer(e,t),this.playerQueue.splice(n,1),e.destroy()}}emptyPlayerQueue(){let e;for(;e=this.playerQueue.pop();)e.destroy();this.playerQueue=[]}startAssetPlayer(e,t,n,r,i){let{interstitial:a,assetItem:o,assetId:s}=e,c=a.assetList.length,l=this.playingAsset;this.endedAsset=null,this.playingAsset=o,l?.identifier!==s&&(l&&(this.clearAssetPlayer(l.identifier,n[r]),delete l.error),this.log(`INTERSTITIAL_ASSET_STARTED ${t+1}/${c} ${pf(o)}`),this.hls.trigger(L.INTERSTITIAL_ASSET_STARTED,{asset:o,assetListIndex:t,event:a,schedule:n.slice(0),scheduleIndex:r,player:e})),this.bufferAssetPlayer(e,i)}bufferAssetPlayer(e,t){if(!this.schedule)return;let{interstitial:n,assetItem:r}=e,i=this.getEventItem(n.identifier);if(!i)return;if(e.loadSource(),this.setBufferingItem(i),this.bufferingAsset=r,e.bufferedInPlaceToEnd(this.primaryMedia,e.currentTime)){this.advanceAssetBuffering(i,r);return}let a=this.getBufferingPlayer();if(a===e)return;let o=n.appendInPlace;if(o&&a?.interstitial.appendInPlace===!1)return;let s=a?.tracks||this.detachedData?.tracks||this.requiredTracks;if(o&&r!==this.playingAsset){if(!e.tracks){this.log(`Waiting for track info before buffering ${e}`);return}if(s&&!et(s,e.tracks)){let t=Error(`Asset ${pf(r)} SourceBuffer tracks ('${Object.keys(e.tracks)}') are not compatible with primary content tracks ('${Object.keys(s)}')`),i={fatal:!0,type:F.OTHER_ERROR,details:I.INTERSTITIAL_ASSET_ITEM_ERROR,error:t},a=n.findAssetIndex(r);this.handleAssetItemError(i,n,this.findEventIndex(n.identifier),a,t.message);return}}this.transferMediaTo(e,t)}handleInPlaceStall(e){let t=this.schedule,n=this.primaryMedia;if(!t||!n)return;let r=n.currentTime,i=t.findAssetIndex(e,r),a=e.assetList[i];if(a){let o=this.getAssetPlayer(a.identifier);if(o){let s=o.currentTime||r-a.timelineStart,c=o.duration-s;if(this.warn(`Stalled at ${s} of ${s+c} in ${o} ${e} (media.currentTime: ${r})`),s&&(c/n.playbackRate<.5||o.bufferedInPlaceToEnd(n,o.currentTime))&&o.hls){let n=t.findEventIndex(e.identifier);this.advanceAfterAssetEnded(e,n,i)}}}}advanceInPlace(e){let t=this.primaryMedia;if(t&&t.currentTime<e){let n=`advance currentTime to ${e}, duration: ${t.duration}`;t.duration>e?(this.log(n),t.currentTime=e):this.log(`Cannot ${n}`)}}handleAssetItemError(e,t,n,r,i){if(e.details===I.BUFFER_STALLED_ERROR)return;let a=t.assetList[r]||null;if(this.warn(`INTERSTITIAL_ASSET_ERROR ${a&&pf(a)} ${e.error}`),!this.schedule)return;let o=a?.identifier||``,s=this.getAssetPlayerQueueIndex(o),c=this.playerQueue[s]||null,l=this.schedule.items,u=H({},e,{fatal:!1,errorAction:oi(!0),asset:a,assetListIndex:r,event:t,schedule:l,scheduleIndex:n,player:c});if(this.hls.trigger(L.INTERSTITIAL_ASSET_ERROR,u),!e.fatal)return;let d=this.playingAsset,f=this.bufferingAsset,p=Error(i);if(a&&(this.clearAssetPlayer(o,null),a.error=p),!t.assetList.some(e=>!e.error))t.error=p;else for(let e=r;e<t.assetList.length;e++)this.resetAssetPlayer(t.assetList[e].identifier);this.updateSchedule(!0),t.error?this.primaryFallback(t):d?.identifier===o?this.advanceAfterAssetEnded(t,n,r):f?.identifier===o&&this.isInterstitial(this.bufferingItem)&&this.advanceAssetBuffering(this.bufferingItem,f)}primaryFallback(e){let t=e.timelineStart,n=this.effectivePlayingItem,r=this.playingItem,i=this.seekableStart,a=this.hls.startPosition,o=this.timelinePos;if(this.isInterstitial(n)){this.log(`Fallback to primary from event "${e.identifier}" start: ${t} pos: ${o} playing: ${_f(n)} startPosition: ${a} seekableStart: ${i} error: ${e.error}`),o===-1&&(o=a),o=Math.max(o,i);let r=this.updateItem(n,o);this.itemsMatch(n,r)&&this.clearInterstitial(e,null),e.appendInPlace&&(this.attachPrimary(t,null),this.flushFrontBuffer(t))}else if(o===-1){this.checkStart();return}if(!this.schedule||!this.isInterstitial(r))return;let s=this.schedule.findItemIndexAtTime(o);this.setSchedulePosition(s)}onAssetListLoaded(e,t){var n;let r=t.event,i=r.identifier,a=t.assetListResponse.ASSETS;if(!((n=this.schedule)!=null&&n.hasEvent(i)))return;let o=r.timelineStart,s=r.duration,c=0;a.forEach((e,t)=>{let n=parseFloat(e.DURATION);this.createAsset(r,t,c,o+c,n,e.URI),c+=n}),r.duration=c,this.log(`Loaded asset-list with duration: ${c} (was: ${s}) ${r}`);let l=this.waitingItem?.event.identifier===i;this.updateSchedule();let u=this.bufferingItem?.event;if(l){let e=this.findEventIndex(i),t=this.getEventItem(i);if(t){if(!this.playingItem&&this.timelinePos>t.end&&this.schedule.findItemIndexAtTime(this.timelinePos)!==e){r.error=Error(`Interstitial ${a.length?`no longer within playback range`:`asset-list is empty`} ${this.timelinePos} ${r}`),this.log(r.error.message),this.updateSchedule(!0),this.primaryFallback(r);return}this.setBufferingItem(t)}this.setSchedulePosition(e)}else if(u?.identifier===i){let e=r.assetList[0];if(e){let t=this.getAssetPlayer(e.identifier);if(u.appendInPlace){let e=this.primaryMedia;t&&e&&this.bufferAssetPlayer(t,e)}else t&&t.loadSource()}}}onError(e,t){if(this.schedule)switch(t.details){case I.ASSET_LIST_PARSING_ERROR:case I.ASSET_LIST_LOAD_ERROR:case I.ASSET_LIST_LOAD_TIMEOUT:{let e=t.interstitial;e&&(this.updateSchedule(!0),this.primaryFallback(e));break}case I.BUFFER_STALLED_ERROR:{let e=this.endedItem||this.waitingItem||this.playingItem;if(this.isInterstitial(e)&&e.event.appendInPlace){this.handleInPlaceStall(e.event);return}let t=this.primaryMedia;this.log(`Primary player stall @${this.timelinePos} currentTime: ${t?.currentTime} bufferedPos: ${this.bufferedPos}`),this.onTimeupdate(),this.checkBuffer(!0);break}}}},Sf=class{constructor(e){this.hls=void 0,this.media=null,this.currentTime=0,this.stallCount=0,this._latency=null,this._targetLatencyUpdated=!1,this.onTimeupdate=()=>{var e;let{media:t}=this,n=this.levelDetails;if(!t||!n||!this.hls)return;this.currentTime=t.currentTime;let r=this.hls.config,i=this.computeLatency();if(i===null)return;this._latency=i;let{lowLatencyMode:a,maxLiveSyncPlaybackRate:o}=r;if(!a||o===1||!n.live)return;let s=this.targetLatency;if(s===null)return;let c=i-s,l=c<Math.min(this.maxLatency,s+n.targetduration),u=oo(r)&&!!((e=this.hls.interstitialsManager)!=null&&(e=e.playingItem)!=null&&e.event);if(l&&c>.05&&this.forwardBufferLength>1&&!u){let e=Math.min(2,Math.max(1,o)),n=Math.round(2/(1+Math.exp(-.75*c-this.edgeStalled))*20)/20,r=Math.min(e,Math.max(1,n));this.changeMediaPlaybackRate(t,r)}else t.playbackRate!==1&&t.playbackRate!==0&&this.changeMediaPlaybackRate(t,1)},this.hls=e,this.registerListeners()}get levelDetails(){return this.hls?.latestLevelDetails||null}get latency(){return this._latency||0}get maxLatency(){let e=this.hls?.config;if(!e)return 0;if(e.liveMaxLatencyDuration!==void 0)return e.liveMaxLatencyDuration;let t=this.levelDetails;return t?e.liveMaxLatencyDurationCount*t.targetduration:0}get targetLatency(){let e=this.levelDetails;if(e===null||!this.hls)return null;let t=this.hls.config,{holdBack:n,partHoldBack:r,targetduration:i}=e,{liveSyncDuration:a,liveSyncDurationCount:o,lowLatencyMode:s}=t,c=this.hls.userConfig,l=s&&r||n;(this._targetLatencyUpdated||c.liveSyncDuration||c.liveSyncDurationCount||l===0)&&(l=a===void 0?o*i:a);let u=i;return l+Math.min(this.stallCount*t.liveSyncOnStallIncrease,u)}set targetLatency(e){this.hls&&(this.stallCount=0,this.hls.config.liveSyncDuration=e,this._targetLatencyUpdated=!0)}get liveSyncPosition(){let e=this.estimateLiveEdge(),t=this.targetLatency;if(e===null||t===null||!this.hls)return null;let n=this.levelDetails;if(n===null)return null;let r=n.edge,i=e-t-this.edgeStalled,a=r-n.totalduration,o=r-(this.hls.config.lowLatencyMode&&n.partTarget||n.targetduration);return Math.min(Math.max(a,i),o)}get drift(){let e=this.levelDetails;return e===null?1:e.drift}get edgeStalled(){let e=this.levelDetails;if(e===null||!this.hls)return 0;let t=(this.hls.config.lowLatencyMode&&e.partTarget||e.targetduration)*3;return Math.max(e.age-t,0)}get forwardBufferLength(){let{media:e}=this,t=this.levelDetails;if(!e||!t)return 0;let n=e.buffered.length;return(n?e.buffered.end(n-1):t.edge)-this.currentTime}destroy(){this.unregisterListeners(),this.onMediaDetaching(),this.hls=null}registerListeners(){let{hls:e}=this;e&&(e.on(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(L.ERROR,this.onError,this),e.on(L.INTERSTITIAL_ASSET_STARTED,this.onAssetStarted,this))}unregisterListeners(){let{hls:e}=this;e&&(e.off(L.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(L.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(L.ERROR,this.onError,this),e.off(L.INTERSTITIAL_ASSET_STARTED,this.onAssetStarted,this))}onMediaAttached(e,t){this.media=t.media,this.media.addEventListener(`timeupdate`,this.onTimeupdate)}onMediaDetaching(){this.media&&=(this.media.removeEventListener(`timeupdate`,this.onTimeupdate),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)}onAssetStarted(e,t){var n;let r=this.hls,i=this.media||t.event.appendInPlace&&(r==null||(n=r.interstitialsManager)==null?void 0:n.playerQueue.reduce((e,t)=>e||t.media,null));r&&i&&i.playbackRate>1&&i.playbackRate<=r.config.maxLiveSyncPlaybackRate&&this.changeMediaPlaybackRate(i,1)}onError(e,t){var n;t.details===I.BUFFER_STALLED_ERROR&&(this.stallCount++,this.hls&&(n=this.levelDetails)!=null&&n.live&&this.hls.logger.warn(`[latency-controller]: Stall detected, adjusting target latency`))}changeMediaPlaybackRate(e,t){var n;e.playbackRate!==t&&((n=this.hls)==null||n.logger.debug(`[latency-controller]: latency=${this.latency.toFixed(3)}, targetLatency=${this.targetLatency?.toFixed(3)}, forwardBufferLength=${this.forwardBufferLength.toFixed(3)}: adjusting playback rate from ${e.playbackRate} to ${t}`),e.playbackRate=t)}estimateLiveEdge(){let e=this.levelDetails;return e===null?null:e.edge+e.age}computeLatency(){let e=this.estimateLiveEdge();return e===null?null:e-this.currentTime}},Cf=500,wf=class extends io{constructor(e,t,n){super(e,t,n,`subtitle-stream-controller`,z.SUBTITLE),this.currentTrackId=-1,this.tracksBuffered=[],this.mainDetails=null,this.registerListeners()}onHandlerDestroying(){this.unregisterListeners(),super.onHandlerDestroying(),this.mainDetails=null}registerListeners(){super.registerListeners();let{hls:e}=this;e.on(L.LEVEL_LOADED,this.onLevelLoaded,this),e.on(L.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.on(L.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.on(L.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(L.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.on(L.BUFFER_FLUSHING,this.onBufferFlushing,this)}unregisterListeners(){super.unregisterListeners();let{hls:e}=this;e.off(L.LEVEL_LOADED,this.onLevelLoaded,this),e.off(L.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),e.off(L.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),e.off(L.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(L.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),e.off(L.BUFFER_FLUSHING,this.onBufferFlushing,this)}startLoad(e,t){this.stopLoad(),this.state=$.IDLE,this.setInterval(Cf),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){let{frag:n,part:r,success:i}=t;if(!i)return;let a=this.tracksBuffered[this.currentTrackId];if(!a)return;let o,s=(r||n).start;for(let e=0;e<a.length;e++)if(s>=a[e].start&&s<=a[e].end){o=a[e];break}let c=s+(r||n).duration;if(o?o.end=c:(o={start:s,end:c},a.push(o)),!r||c>=n.end){let e=this.fragmentTracker.fragBuffered(n);r&&e&&(e.range.subs={time:[{startPTS:n.start,endPTS:c}],partial:!0}),V(n)&&!this.fragContextChanged(n)&&(this.fragPrevious=n),this.fragBufferedComplete(n,r),this.media&&this.tickImmediate()}}onBufferFlushing(e,t){let{startOffset:n,endOffset:r}=t;if(n===0&&r!==1/0){let e=r-1;if(e<=0)return;t.endOffsetSubtitles=Math.max(0,e),this.tracksBuffered.forEach(t=>{if(t)for(let n=0;n<t.length;){if(t[n].end<=e){t.shift();continue}if(t[n].start<e)t[n].start=e;else break;n++}}),this.fragmentTracker.removeFragmentsInRange(n,e,z.SUBTITLE)}}onError(e,t){let n=t.frag;n?.type===z.SUBTITLE&&(t.details===I.FRAG_GAP&&this.fragmentTracker.addAsGap(n),this.fragCurrent&&this.fragCurrent.abortRequests(),this.state!==$.STOPPED&&(this.state=$.IDLE))}onSubtitleTracksUpdated(e,{subtitleTracks:t}){if(this.levels&&dc(this.levels,t)){this.levels=t.map(e=>new Er(e));return}this.tracksBuffered=[],this.levels=t.map(e=>{let t=new Er(e);return this.tracksBuffered[t.id]=[],t}),this.fragmentTracker.removeFragmentsInRange(0,1/0,z.SUBTITLE),this.fragPrevious=null,this.mediaBuffer=null}onSubtitleTrackSwitch(e,t){var n;if(this.currentTrackId=t.id,!((n=this.levels)!=null&&n.length)||this.currentTrackId===-1){this.clearInterval();return}let r=this.levels[this.currentTrackId];if(!(r!=null&&r.details)){this.mediaBuffer=null;return}this.mediaBuffer=this.mediaBufferTimeRanges,this.state!==$.STOPPED&&this.setInterval(Cf)}onSubtitleTrackLoaded(e,t){var n;let{currentTrackId:r,levels:i}=this,{details:a,id:o}=t;if(!i){this.warn(`Subtitle tracks were reset while loading level ${o}`);return}let s=i[o];if(o>=i.length||!s)return;this.log(`Subtitle track ${o} loaded [${a.startSN},${a.endSN}]${a.lastPartSn?`[part-${a.lastPartSn}-${a.lastPartIndex}]`:``},duration:${a.totalduration}`),this.mediaBuffer=this.mediaBufferTimeRanges;let c=this.mainDetails,l=0;if(a.live||(n=s.details)!=null&&n.live){if(a.deltaUpdateFailed)return;if(!c){this.startFragRequested=!1;return}s.details&&(l=this.alignPlaylists(a,s.details,this.levelLastLoaded?.details)),a.alignedSliding||(eo(c,a,this),l=a.fragmentStart)}s.details=a,this.levelLastLoaded=s,c&&!this.startFragRequested&&this.setStartPosition(c,l),o===r&&(this.hls.trigger(L.SUBTITLE_TRACK_UPDATED,{details:a,id:o,groupId:t.groupId}),this.tickImmediate())}_handleFragmentLoadProgress(e){let{frag:t,part:n,payload:r}=e;!n||!(r!=null&&r.byteLength)||!this.shouldDecrypt(t)||this.decryptPayload(r,t,n)}_handleFragmentLoadComplete(e){let{frag:t,payload:n}=e;this.fragContextChanged(t)||!(n!=null&&n.byteLength)||!this.shouldDecrypt(t)||this.decryptPayload(n,t,null)}shouldDecrypt(e){let t=e.decryptdata;return!!(t!=null&&t.key&&t.iv&&qi(t.method))}decryptPayload(e,t,n){let r=t.decryptdata,i=performance.now();this.decrypter.decrypt(new Uint8Array(e),r.key.buffer,r.iv.buffer,Ji(r.method)).then(e=>{this.fragContextChanged(t)||this.hls.trigger(L.FRAG_DECRYPTED,{frag:t,part:n,payload:e,stats:{tstart:i,tdecrypt:performance.now()}})}).catch(e=>{this.hls.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.FRAG_DECRYPT_ERROR,fatal:!1,error:e,reason:e.message,frag:t,part:n}),n||(this.warn(`${e.name}: ${e.message}`),this.state=$.IDLE)})}doTick(){if(this.state===$.IDLE&&this.levels){if(!this.media&&!this.primaryPrefetch&&(this.startFragRequested||!this.config.startFragPrefetch))return;let{currentTrackId:t,levels:n}=this,r=n[t],i=r?.details;if(!i||this.waitForLive(r)||this.waitForCdnTuneIn(i)){this.startFragRequested=!1;return}let{config:a}=this,o=this.playhead,{end:s,len:c}=Y.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],o,a.maxBufferHole);if(c>Math.max(this.hls.maxBufferLength+i.levelTargetDuration,this.hls.mainForwardBufferInfo?.len||0)||c&&!this.buffering)return;let l=this.getNextFragment(s,i);if(!l)return;if(V(l)){var e;let t=l.sn-i.startSN,n=i.fragments[t-1];l.cc===n?.cc&&!((e=i.partList)!=null&&e.length)&&this.fragmentTracker.getState(n)===si.NOT_LOADED&&(l=n)}this.loadFragment(l,r,s)}}loadFragment(e,t,n){let r=this.fragmentTracker.getState(e);(r===si.NOT_LOADED||r===si.PARTIAL)&&super.loadFragment(e,t,n)}get mediaBufferTimeRanges(){return new Tf(this.tracksBuffered[this.currentTrackId]||[])}},Tf=class{constructor(e){this.buffered=void 0;let t=(t,n,r)=>{if(n>>>=0,n>r-1)throw new DOMException(`Failed to execute '${t}' on 'TimeRanges': The index provided (${n}) is greater than the maximum bound (${r})`);return e[n][t]};this.buffered={get length(){return e.length},end(n){return t(`end`,n,e.length)},start(n){return t(`start`,n,e.length)}}}},Ef={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},Df=e=>String.fromCharCode(Ef[e]||e),Of=15,kf=42,Af={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},jf={17:2,18:4,21:6,22:8,23:10,19:13,20:15},Mf={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},Nf={25:2,26:4,29:6,30:8,31:10,27:13,28:15},Pf=[`white`,`green`,`blue`,`cyan`,`red`,`yellow`,`magenta`,`black`,`transparent`],Ff=class{constructor(){this.time=null,this.verboseLevel=0}log(e,t){if(this.verboseLevel>=e){let n=typeof t==`function`?t():t;W.log(`${this.time} [${e}] ${n}`)}}},If=function(e){let t=[];for(let n=0;n<e.length;n++)t.push(e[n].toString(16));return t},Lf=Object.freeze({foreground:`white`,underline:!1,italics:!1,background:`black`,flash:!1}),Rf=class{constructor(){this.styles=Lf}get foreground(){return this.styles.foreground}set foreground(e){let t=this.styles;this.styles={foreground:e,underline:t.underline,italics:t.italics,background:t.background,flash:t.flash}}get underline(){return this.styles.underline}set underline(e){let t=this.styles;this.styles={foreground:t.foreground,underline:e,italics:t.italics,background:t.background,flash:t.flash}}get italics(){return this.styles.italics}set italics(e){let t=this.styles;this.styles={foreground:t.foreground,underline:t.underline,italics:e,background:t.background,flash:t.flash}}get background(){return this.styles.background}set background(e){let t=this.styles;this.styles={foreground:t.foreground,underline:t.underline,italics:t.italics,background:e,flash:t.flash}}get flash(){return this.styles.flash}set flash(e){let t=this.styles;this.styles={foreground:t.foreground,underline:t.underline,italics:t.italics,background:t.background,flash:e}}reset(){this.styles=Lf}setStyles(e){let t=this.styles,n=Object.prototype.hasOwnProperty;this.styles={foreground:n.call(e,`foreground`)?e.foreground:t.foreground,underline:n.call(e,`underline`)?e.underline:t.underline,italics:n.call(e,`italics`)?e.italics:t.italics,background:n.call(e,`background`)?e.background:t.background,flash:n.call(e,`flash`)?e.flash:t.flash}}toString(){return`color=`+this.foreground+`, underline=`+this.underline+`, italics=`+this.italics+`, background=`+this.background+`, flash=`+this.flash}},zf=class{constructor(){this.uchar=` `,this.penState=new Rf}reset(){this.uchar=` `,this.penState.reset()}setChar(e,t){this.uchar=e,this.penState.styles=t.styles}setPenState(e){this.penState.styles=e.styles}copy(e){this.uchar=e.uchar,this.penState.styles=e.penState.styles}},Bf=class{constructor(e){this.chars=[],this.pos=0,this.currPenState=new Rf,this.cueStartTime=null,this.logger=void 0;for(let e=0;e<kf;e++)this.chars.push(new zf);this.logger=e}equals(e){let t=this.chars,n=e.chars;for(let e=0;e<kf;e++){let r=t[e],i=n[e];if(r.uchar!==i.uchar)return!1;let a=r.penState.styles,o=i.penState.styles;if(a!==o&&(a.foreground!==o.foreground||a.underline!==o.underline||a.italics!==o.italics||a.background!==o.background||a.flash!==o.flash))return!1}return!0}copy(e){for(let t=0;t<kf;t++)this.chars[t].copy(e.chars[t])}isEmpty(){let e=this.chars;for(let t=0;t<kf;t++){let n=e[t];if(n.uchar!==` `)return!1;let r=n.penState.styles;if(r!==Lf&&(r.foreground!==`white`||r.underline||r.italics||r.background!==`black`||r.flash))return!1}return!0}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>=kf&&(this.logger.log(3,`Too large cursor position `+this.pos),this.pos=41)}moveCursor(e){let t=Math.min(this.pos+e,kf);if(e>1)for(let e=this.pos+1;e<t;e++)this.chars[e].setPenState(this.currPenState);this.setCursor(t)}backSpace(){this.moveCursor(-1),this.chars[this.pos].setChar(` `,this.currPenState)}insertChar(e){e>=144&&this.backSpace();let t=Df(e);if(this.pos>=kf){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<kf;t++)this.chars[t].reset()}clear(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()}clearToEndOfRow(){this.clearFromPos(this.pos)}getTextString(){let e=[],t=!0;for(let n=0;n<kf;n++){let r=this.chars[n].uchar;r!==` `&&(t=!1),e.push(r)}return t?``:e.join(``)}setPenStyles(e){this.currPenState.setStyles(e),this.chars[this.pos].setPenState(this.currPenState)}},Vf=class{constructor(e){this.rows=[],this.currRow=14,this.nrRollUpRows=null,this.lastOutputScreen=null,this.logger=void 0;for(let t=0;t<Of;t++)this.rows.push(new Bf(e));this.logger=e}reset(){for(let e=0;e<Of;e++)this.rows[e].clear();this.currRow=14}equals(e){let t=!0;for(let n=0;n<Of;n++)if(!this.rows[n].equals(e.rows[n])){t=!1;break}return t}copy(e){for(let t=0;t<Of;t++){let n=this.rows[t].chars,r=e.rows[t].chars;for(let e=0;e<kf;e++){let t=n[e],i=r[e];t.uchar=i.uchar,t.penState.styles=i.penState.styles}}}isEmpty(){let e=!0;for(let t=0;t<Of;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 = `+J(e));let t=e.row-1;if(this.nrRollUpRows&&t<this.nrRollUpRows-1&&(t=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==t){for(let e=0;e<Of;e++)this.rows[e].clear();let e=this.currRow+1-this.nrRollUpRows,n=this.lastOutputScreen;if(n){let r=n.rows[e].cueStartTime,i=this.logger.time;if(r!==null&&i!==null&&r<i)for(let r=0;r<this.nrRollUpRows;r++)this.rows[t-this.nrRollUpRows+r+1].copy(n.rows[e+r])}}this.currRow=t;let n=this.rows[this.currRow];if(e.indent!==null){let t=e.indent,r=Math.max(t-1,0);n.setCursor(e.indent),e.color=n.chars[r].penState.foreground}let r={foreground:e.color,underline:e.underline,italics:e.italics,background:`black`,flash:!1};this.setPen(r)}setBkgData(e){this.logger.log(2,()=>`bkgData = `+J(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());let 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||=!1;let t=[],n=``,r=-1;for(let n=0;n<Of;n++){let i=this.rows[n].getTextString();i&&(r=n+1,e?t.push(`Row `+r+`: '`+i+`'`):t.push(i.trim()))}return t.length>0&&(n=e?`[`+t.join(` | `)+`]`:t.join(`
`)),n}getTextAndFormat(){return this.rows}},Hf=class{constructor(e,t,n){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 Vf(n),this.nonDisplayedMemory=new Vf(n),this.lastOutputScreen=new Vf(n),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=n}reset(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[14],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 t=0;t<e.length;t++)this.writeScreen.insertChar(e[t]);let 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`){let 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){let t={flash:!1};t.underline=e%2==1,t.italics=e>=46,t.foreground=t.italics?`white`:[`white`,`green`,`blue`,`cyan`,`red`,`yellow`,`magenta`][Math.floor(e/2)-16],this.logger.log(2,`MIDROW: `+J(t)),this.writeScreen.setPen(t)}outputDataUpdate(e=!1){let 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))}},Uf=class{constructor(e,t,n){this.channels=[null,null,null],this.currentChannel=0,this.cmdHistory=Kf(),this.logger=void 0,this.field=void 0,this.outputFilters=void 0,this.logger=new Ff,this.field=e,this.outputFilters=[null,t,n]}getHandler(e){return this.outputFilters[e]}setHandler(e,t){var n;this.outputFilters[e]=t,(n=this.channels[e])==null||n.setHandler(t)}getChannel(e){let t=this.channels[e];return t||=this.channels[e]=new Hf(this.field+e-1,this.outputFilters[e],this.logger),t}addData(e,t){this.logger.time=e;for(let e=0;e<t.length;e+=2){let n=t[e]&127,r=t[e+1]&127,i=!1,a=null;if(n===0&&r===0)continue;this.logger.log(3,()=>`[`+If([t[e],t[e+1]])+`] -> (`+If([n,r])+`)`);let o=this.cmdHistory;if(n>=16&&n<=31){if(Gf(n,r,o)){Wf(null,null,o),this.logger.log(3,()=>`Repeated command (`+If([n,r])+`) is dropped`);continue}Wf(n,r,this.cmdHistory),i=this.parseCmd(n,r),i||=this.parseMidrow(n,r),i||=this.parsePAC(n,r),i||=this.parseBackgroundAttributes(n,r)}else Wf(null,null,o);if(!i&&(a=this.parseChars(n,r),a)){let e=this.currentChannel;e&&e>0?this.getChannel(e).insertChars(a):this.logger.log(2,`No channel found yet. TEXT-MODE?`)}!i&&!a&&this.logger.log(2,()=>`Couldn't parse cleaned data `+If([n,r])+` orig: `+If([t[e],t[e+1]]))}}parseCmd(e,t){if(!((e===20||e===28||e===21||e===29)&&t>=32&&t<=47||(e===23||e===31)&&t>=33&&t<=35))return!1;let n=e===20||e===21||e===23?1:2,r=this.getChannel(n);return e===20||e===21||e===28||e===29?t===32?r.ccRCL():t===33?r.ccBS():t===34?r.ccAOF():t===35?r.ccAON():t===36?r.ccDER():t===37?r.ccRU(2):t===38?r.ccRU(3):t===39?r.ccRU(4):t===40?r.ccFON():t===41?r.ccRDC():t===42?r.ccTR():t===43?r.ccRTD():t===44?r.ccEDM():t===45?r.ccCR():t===46?r.ccENM():t===47&&r.ccEOC():r.ccTO(t-32),this.currentChannel=n,!0}parseMidrow(e,t){let n=0;if((e===17||e===25)&&t>=32&&t<=47){if(n=e===17?1:2,n!==this.currentChannel)return this.logger.log(0,`Mismatch channel in midrow parsing`),!1;let r=this.channels[n];return r?(r.ccMIDROW(t),this.logger.log(3,()=>`MIDROW (`+If([e,t])+`)`),!0):!1}return!1}parsePAC(e,t){let n;if(!((e>=17&&e<=23||e>=25&&e<=31)&&t>=64&&t<=127||(e===16||e===24)&&t>=64&&t<=95))return!1;let r=e<=23?1:2;return n=t>=64&&t<=95?r===1?Af[e]:Mf[e]:r===1?jf[e]:Nf[e],this.getChannel(r).setPAC(this.interpretPAC(n,t)),this.currentChannel=r,!0}interpretPAC(e,t){let n,r={color:null,italics:!1,indent:null,underline:!1,row:e};return n=t>95?t-96:t-64,r.underline=(n&1)==1,n<=13?r.color=[`white`,`green`,`blue`,`cyan`,`red`,`yellow`,`magenta`,`white`][Math.floor(n/2)]:n<=15?(r.italics=!0,r.color=`white`):r.indent=Math.floor((n-16)/2)*4,r}parseChars(e,t){let n,r=null,i=null;if(e>=25?(n=2,i=e-8):(n=1,i=e),i>=17&&i<=19){let e;e=i===17?t+80:i===18?t+112:t+144,this.logger.log(2,()=>`Special char '`+Df(e)+`' in channel `+n),r=[e]}else e>=32&&e<=127&&(r=t===0?[e]:[e,t]);return r&&this.logger.log(3,()=>`Char codes =  `+If(r).join(`,`)),r}parseBackgroundAttributes(e,t){if(!((e===16||e===24)&&t>=32&&t<=47||(e===23||e===31)&&t>=45&&t<=47))return!1;let n,r={};e===16||e===24?(n=Math.floor((t-32)/2),r.background=Pf[n],t%2==1&&(r.background+=`_semi`)):t===45?r.background=`transparent`:(r.foreground=`black`,t===47&&(r.underline=!0));let i=e<=23?1:2;return this.getChannel(i).setBkgData(r),!0}reset(){for(let e=0;e<Object.keys(this.channels).length;e++){let t=this.channels[e];t&&t.reset()}Wf(null,null,this.cmdHistory)}cueSplitAtTime(e){for(let t=0;t<this.channels.length;t++){let n=this.channels[t];n&&n.cueSplitAtTime(e)}}};function Wf(e,t,n){n.a=e,n.b=t}function Gf(e,t,n){return n.a===e&&n.b===t}function Kf(){return{a:null,b:null}}var qf=class{constructor(e,t){this.timelineController=void 0,this.cueRanges=[],this.trackName=void 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r=t.readyState,i=this.config;if(!n.aborted&&r>=2&&(n.loading.first===0&&(n.loading.first=Math.max(self.performance.now(),n.loading.start),i.timeout!==i.loadPolicy.maxLoadTimeMs&&(self.clearTimeout(this.requestTimeout),i.timeout=i.loadPolicy.maxLoadTimeMs,this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),i.loadPolicy.maxLoadTimeMs-(n.loading.first-n.loading.start)))),r===4)){self.clearTimeout(this.requestTimeout),t.onreadystatechange=null,t.onprogress=null;let r=t.status,s=t.responseType===`text`?t.responseText:null;if(r>=200&&r<300){let i=s??t.response;if(i!=null){var a;n.loading.end=Math.max(self.performance.now(),n.loading.first);let o=t.responseType===`arraybuffer`?i.byteLength:i.length;n.loaded=n.total=o,n.bwEstimate=n.total*8e3/(n.loading.end-n.loading.first);let s=this.callbacks?.onProgress;s&&s(n,e,i,t);let c={url:t.responseURL,data:i,code:r};e.rangeEnd&&o!==e.rangeEnd-e.rangeStart&&W.warn(`Payload length ${o} does not match requested Range: bytes=${e.rangeStart}-${e.rangeEnd-1}`),(a=this.callbacks)==null||a.onSuccess(c,n,e,t);return}}let c=i.loadPolicy.errorRetry,l=n.retry;if(Re(c,l,!1,{url:e.url,data:void 0,code:r}))this.retry(c);else{var o;W.error(`${r} while loading ${e.url}`),(o=this.callbacks)==null||o.onError({code:r,text:t.statusText},e,t,n)}}}loadprogress(e){let t=this.stats;t.loaded=e.loaded,e.lengthComputable&&(t.total=e.total)}getCacheAge(){let e=null;if(this.loader&&lp.test(this.loader.getAllResponseHeaders())){let t=this.loader.getResponseHeader(`age`);e=t?parseFloat(t):null}return e}getResponseHeader(e){return this.loader&&RegExp(`^${e}:\\s*[\\d.]+\\s*$`,`im`).test(this.loader.getAllResponseHeaders())?this.loader.getResponseHeader(e):null}},dp=U(U({autoStartLoad:!0,startPosition:-1,defaultAudioCodec:void 0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,ignoreDevicePixelRatio:!1,maxDevicePixelRatio:1/0,preferManagedMediaSource:!1,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:1/0,frontBufferFlushThreshold:1/0,loopBackBufferFlush:void 0,startOnSegmentBoundary:!1,nextAudioTrackBufferFlushForwardOffset:.25,maxBufferSize:6e7,maxFragLookUpTolerance:.25,maxBufferHole:.1,detectStallWithCurrentTimeMs:1250,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,nudgeOnVideoHole:!0,skipBufferHolePadding:.1,liveSyncMode:`edge`,liveSyncDurationCount:3,liveSyncOnStallIncrease:1,liveMaxLatencyDurationCount:1/0,liveMaxUnchangedPlaylistRefresh: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,appendTimeout:1/0,ignorePlaylistParsingErrors:!1,loader:up,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,handleMpegTsVideoIntegrityErrors:`process`,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrEwmaDefaultEstimateMax:5e6,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,abrSwitchInterval:0,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystems:{},drmSystemOptions:{},requestMediaKeySystemAccessFunc:aa,requireKeySystemAccessOnStart:!1,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0,enableDateRangeMetadataCues:!0,enableEmsgMetadataCues:!0,enableEmsgKLVMetadata:!1,enableID3MetadataCues:!0,emsgKLVSchemaUri:void 0,enableInterstitialPlayback:!0,interstitialAppendInPlace:!0,interstitialLiveLookAhead:10,iframeCacheLimit:2097152,useMediaCapabilities:!0,preserveManualLevelOnError:!1,errorPenaltyExpireMs:0,certLoadPolicy:{default:{maxTimeToFirstByteMs:8e3,maxLoadTimeMs:2e4,timeoutRetry:null,errorRetry:null}},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,streamController:Kd,abrController:Kr,bufferController:bc,capLevelController:Oc,errorController:ri,fpsController:Wu,id3TrackController:zd,gapController:Ad,latencyController:Sf},fp()),{},{subtitleStreamController:wf,subtitleTrackController:Dd,timelineController:Jf,audioStreamController:lc,audioTrackController:pc,emeController:Lu,cmcdController:ju,contentSteeringController:Nu,iframeController:ef,interstitialsController:xf});function fp(){return{cueHandler:Qf,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 pp(e,t,n){if((t.liveSyncDurationCount||t.liveMaxLatencyDurationCount)&&(t.liveSyncDuration||t.liveMaxLatencyDuration))throw Error(`Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration`);if(t.liveMaxLatencyDurationCount!==void 0&&(t.liveSyncDurationCount===void 0||t.liveMaxLatencyDurationCount<=t.liveSyncDurationCount))throw Error(`Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"`);if(t.liveMaxLatencyDuration!==void 0&&(t.liveSyncDuration===void 0||t.liveMaxLatencyDuration<=t.liveSyncDuration))throw Error(`Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"`);if(t.liveMaxUnchangedPlaylistRefresh!==void 0){let e=t.liveMaxUnchangedPlaylistRefresh,r=cp(e,2,1/0);r!==e&&n.warn(`hls.js config: "liveMaxUnchangedPlaylistRefresh" clamped from ${e} to ${r}.`),t.liveMaxUnchangedPlaylistRefresh=r}let r=mp(e),i=[`manifest`,`level`,`frag`],a=[`TimeOut`,`MaxRetry`,`RetryDelay`,`MaxRetryTimeout`];return i.forEach(e=>{let i=`${e===`level`?`playlist`:e}LoadPolicy`,o=t[i]===void 0,s=[];a.forEach(n=>{let a=`${e}Loading${n}`,c=t[a];if(c!==void 0&&o){s.push(a);let e=r[i].default;switch(t[i]={default:e},n){case`TimeOut`:e.maxLoadTimeMs=c,e.maxTimeToFirstByteMs=c;break;case`MaxRetry`:e.errorRetry.maxNumRetry=c,e.timeoutRetry.maxNumRetry=c;break;case`RetryDelay`:e.errorRetry.retryDelayMs=c,e.timeoutRetry.retryDelayMs=c;break;case`MaxRetryTimeout`:e.errorRetry.maxRetryDelayMs=c,e.timeoutRetry.maxRetryDelayMs=c}}}),s.length&&n.warn(`hls.js config: "${s.join(`", "`)}" setting(s) are deprecated, use "${i}": ${J(t[i])}`)}),U(U({},r),t)}function mp(e){return e&&typeof e==`object`?Array.isArray(e)?e.map(mp):Object.keys(e).reduce((t,n)=>(t[n]=mp(e[n]),t),{}):e}function hp(e,t){let n=e.loader;n!==np&&n!==up?(t.log(`[config]: Custom loader detected, cannot enable progressive streaming`),e.progressive=!1):ep()&&(e.loader=np,e.progressive=!0,e.enableSoftwareAES=!0,t.log(`[config]: Progressive streaming enabled, using FetchLoader`))}var gp=class extends uc{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.lastABRSwitchTime=-1,this._iframeVariants=[],this.onParsedComplete=void 0,this.steering=t,this._registerListeners()}_registerListeners(){let{hls:e}=this;e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.MANIFEST_LOADED,this.onManifestLoaded,this),e.on(L.LEVEL_LOADED,this.onLevelLoaded,this),e.on(L.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(L.FRAG_BUFFERED,this.onFragBuffered,this),e.on(L.ERROR,this.onError,this)}_unregisterListeners(){let{hls:e}=this;e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.MANIFEST_LOADED,this.onManifestLoaded,this),e.off(L.LEVEL_LOADED,this.onLevelLoaded,this),e.off(L.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(L.FRAG_BUFFERED,this.onFragBuffered,this),e.off(L.ERROR,this.onError,this)}destroy(){this._unregisterListeners(),this.steering=null,this.resetLevels(),super.destroy()}stopLoad(){this._levels.forEach(e=>{e.loadError=0,e.fragmentError=0}),super.stopLoad()}resetLevels(){this._startLevel=void 0,this.manualLevelIndex=-1,this.currentLevelIndex=-1,this.currentLevel=null,this._levels=[],this._maxAutoLevel=-1,this._iframeVariants=[]}onManifestLoading(e,t){this.resetLevels()}onManifestLoaded(e,t){let n=this.hls.config.preferManagedMediaSource,r=[],i={},a={},o=!1,s=!1,c=!1,l=!1;t.levels.forEach(e=>{let t=e.attrs,u=yp(e,n),{audioCodec:d,videoCodec:f,imageCodec:p,width:m,height:h}=e;if(!u){this.log(`Some or all CODECS not supported "${t.CODECS}"`);return}o||=!!(m&&h),s||=!!f,c||=!!d,l||=!!p;let{CODECS:g,"FRAME-RATE":_,"HDCP-LEVEL":v,"PATHWAY-ID":y,RESOLUTION:b,"VIDEO-RANGE":x}=t,S=`${`${y||`.`}-`}${e.bitrate}-${b}-${_}-${g}-${x}-${v}`;if(!i[S]){let t=this.createLevel(e);i[S]=t,a[S]=1,r.push(t)}else if(i[S].uri!==e.url&&!e.attrs[`PATHWAY-ID`]){let t=a[S]+=1;e.attrs[`PATHWAY-ID`]=Array(t+1).join(`.`);let n=this.createLevel(e);i[S]=n,r.push(n)}else e.iframes||(i[S].addGroupId(`audio`,t.AUDIO),i[S].addGroupId(`text`,t.SUBTITLES))}),this.filterAndSortMediaOptions(r,t,o,s,c,l)}createLevel(e){let t=new Er(e),n=e.supplemental;if(n!=null&&n.videoCodec&&!vp(n.videoCodec,this.hls.config.preferManagedMediaSource)){let e=Error(`SUPPLEMENTAL-CODECS not supported "${n.videoCodec}"`);this.log(e.message),t.supportedResult=ur(e,[])}return t}filterAndSortMediaOptions(e,t,n,r,i,a){let o=[],s=[],c=e,l=t.stats?.parsing||{},u=this.hls.config.preferManagedMediaSource;if((n||r)&&i&&(c=c.filter(({videoCodec:e,videoRange:t,width:n,height:r})=>(!!e||!!(n&&r))&&Sr(t))),r&&a&&(c=c.filter(e=>!e.imageCodec)),c.length===0){Promise.resolve().then(()=>{if(this.hls){let e=`no level with compatible codecs found in manifest`,n=e;t.levels.length&&(n=`one or more CODECS in variant not supported: ${J(t.levels.map(e=>e.attrs.CODECS).filter((e,t,n)=>n.indexOf(e)===t))}`,this.warn(n),e+=` (${n})`);let r=Error(e);this.hls.trigger(L.ERROR,{type:F.MEDIA_ERROR,details:I.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:t.url,error:r,reason:n})}}),l.end=performance.now();return}t.audioTracks&&(o=t.audioTracks.filter(e=>!e.audioCodec||_p(e.audioCodec,u)),bp(o)),t.subtitles&&(s=t.subtitles,bp(s));let d=c.slice(0);c.sort((e,t)=>{if(e.attrs[`HDCP-LEVEL`]!==t.attrs[`HDCP-LEVEL`])return(e.attrs[`HDCP-LEVEL`]||``)>(t.attrs[`HDCP-LEVEL`]||``)?1:-1;if(n&&e.height!==t.height)return e.height-t.height;if(e.frameRate!==t.frameRate)return e.frameRate-t.frameRate;if(e.videoRange!==t.videoRange)return xr.indexOf(e.videoRange)-xr.indexOf(t.videoRange);if(e.videoCodec!==t.videoCodec){let n=Jn(e.videoCodec),r=Jn(t.videoCodec);if(n!==r)return r-n}if(e.uri===t.uri&&e.codecSet!==t.codecSet){let n=Yn(e.codecSet),r=Yn(t.codecSet);if(n!==r)return r-n}return e.averageBitrate===t.averageBitrate?0:e.averageBitrate-t.averageBitrate});let f=d[0];if(this.steering&&(c=this.steering.filterParsedLevels(c),c.length!==d.length)){for(let e=0;e<d.length;e++)if(d[e].pathwayId===c[0].pathwayId){f=d[e];break}}this._levels=c;for(let e=0;e<c.length;e++)if(c[e]===f){this._firstLevel=e;let t=f.bitrate,n=this.hls.bandwidthEstimate;if(this.log(`manifest loaded, ${c.length} level(s) found, first bitrate: ${t}`),this.hls.userConfig?.abrEwmaDefaultEstimate===void 0){let e=Math.min(t,this.hls.config.abrEwmaDefaultEstimateMax);e>n&&n===this.hls.abrEwmaDefaultEstimate&&(this.hls.bandwidthEstimate=e)}break}let p=t.iframeVariants.filter(e=>yp(e,u));this._iframeVariants=p;let m=i&&!r,h=this.hls.config,g=!!(h.audioStreamController&&h.audioTrackController),_={levels:c,audioTracks:o,subtitleTracks:s,iframeVariants:p,sessionData:t.sessionData,sessionKeys:t.sessionKeys,firstLevel:this._firstLevel,stats:t.stats,audio:i,video:r,altAudio:g&&!m&&o.some(e=>!!e.url)};l.end=performance.now(),this.hls.trigger(L.MANIFEST_PARSED,_)}get iframeVariants(){return this._iframeVariants.length===0?null:this._iframeVariants}get levels(){return this._levels.length===0?null:this._levels}get loadLevelObj(){return this.currentLevel}get level(){return this.currentLevelIndex}set level(e){let t=this._levels;if(t.length===0)return;if(e<0||e>=t.length){let n=Error(`invalid level idx`),r=e<0;if(this.hls.trigger(L.ERROR,{type:F.OTHER_ERROR,details:I.LEVEL_SWITCH_ERROR,level:e,fatal:r,error:n,reason:n.message}),r)return;e=Math.min(e,t.length-1)}let n=this.currentLevelIndex,r=this.currentLevel,i=r?r.attrs[`PATHWAY-ID`]:void 0,a=t[e],o=a.attrs[`PATHWAY-ID`];if(this.currentLevelIndex=e,this.currentLevel=a,n===e&&r&&i===o)return;this.log(`Switching to level ${e} (${a.height?a.height+`p `:``}${a.videoRange?a.videoRange+` `:``}${a.codecSet?a.codecSet+` `:``}@${a.bitrate})${o?` with Pathway `+o:``} from level ${n}${i?` with Pathway `+i:``}`);let s={level:e,attrs:a.attrs,details:a.details,bitrate:a.bitrate,averageBitrate:a.averageBitrate,maxBitrate:a.maxBitrate,realBitrate:a.realBitrate,width:a.width,height:a.height,codecSet:a.codecSet,audioCodec:a.audioCodec,videoCodec:a.videoCodec,audioGroups:a.audioGroups,subtitleGroups:a.subtitleGroups,loaded:a.loaded,loadError:a.loadError,fragmentError:a.fragmentError,name:a.name,id:a.id,uri:a.uri,url:a.url,urlId:0,audioGroupIds:a.audioGroupIds,textGroupIds:a.textGroupIds};this.hls.trigger(L.LEVEL_SWITCHING,s);let c=a.details;if(!c||c.live){let e=this.switchParams(a.uri,r?.details,c);this.loadPlaylist(e)}}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){let e=this.hls.config.startLevel;return e===void 0?this.hls.firstAutoLevel:e}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){let t=this.steering.pathways(),n=e.filter(e=>t.indexOf(e)!==-1);if(e.length<1){this.warn(`pathwayPriority ${e} should contain at least one pathway from list: ${t}`);return}this.steering.pathwayPriority=n}}onError(e,t){t.fatal||!t.context||t.context.type===R.LEVEL&&t.context.level===this.level&&this.checkRetry(t)}onFragBuffered(e,{frag:t}){if(t.type===z.MAIN){let e=t.elementaryStreams;if(!Object.keys(e).some(t=>!!e[t]))return;let n=this._levels[t.level];n!=null&&n.loadError&&(this.log(`Resetting level error count of ${n.loadError} on frag buffered`),n.loadError=0)}}onLevelLoaded(e,t){var n;let{level:r,details:i}=t,a=t.levelInfo;if(!a){var o;this.warn(`Invalid level index ${r}`),(o=t.deliveryDirectives)!=null&&o.skip&&(i.deltaUpdateFailed=!0);return}if(a===this.currentLevel||t.withoutMultiVariant){a.fragmentError===0&&(a.loadError=0);let e=a.details;e===t.details&&e.advanced&&(e=void 0),this.playlistLoaded(r,t,e)}else(n=t.deliveryDirectives)!=null&&n.skip&&(i.deltaUpdateFailed=!0)}loadPlaylist(e){super.loadPlaylist(),this.shouldLoadPlaylist(this.currentLevel)&&this.scheduleLoading(this.currentLevel,e)}loadingPlaylist(e,t){super.loadingPlaylist(e,t);let n=this.getUrlWithDirectives(e.uri,t),r=this.currentLevelIndex,i=e.attrs[`PATHWAY-ID`],a=e.details,o=a?.age;this.log(`Loading level index ${r}${t?.msn===void 0?``:` at sn `+t.msn+` part `+t.part}${i?` Pathway `+i:``}${o&&a.live?` age `+o.toFixed(1)+(a.type&&` `+a.type||``):``} ${n}`),this.hls.trigger(L.LEVEL_LOADING,{url:n,level:r,levelInfo:e,pathwayId:e.attrs[`PATHWAY-ID`],id:0,deliveryDirectives:t||null})}get nextLoadLevel(){return this.manualLevelIndex===-1?this.hls.nextAutoLevel:this.manualLevelIndex}set nextLoadLevel(e){let t=this.currentLevelIndex;if(this.manualLevelIndex===-1&&e!==t&&e!==-1){let n=this.hls.config.abrSwitchInterval;if(n>0){let r=performance.now(),i=r-this.lastABRSwitchTime,a=n*1e3;if(this.lastABRSwitchTime>-1&&i<a){this.warn(`Preventing ABR level switch: ${t} -> ${e} (${Math.round(i)}ms < ${a}ms / ${n}s)`);return}this.lastABRSwitchTime=r,this.log(`Allowing ABR level switch: ${t} -> ${e} (${Math.round(i)}ms >= ${a}ms / ${n}s)`)}}this.level=e,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=e)}removeLevel(e){var t;if(this._levels.length===1)return;let n=this._levels.filter((t,n)=>n!==e||(this.steering&&this.steering.removeLevel(t),t===this.currentLevel&&(this.currentLevel=null,this.currentLevelIndex=-1,t.details&&t.details.fragments.forEach(e=>e.level=-1)),!1));qa(n),this._levels=n,this.currentLevelIndex>-1&&(t=this.currentLevel)!=null&&t.details&&(this.currentLevelIndex=this.currentLevel.details.fragments[0].level),this.manualLevelIndex>-1&&(this.manualLevelIndex=this.currentLevelIndex);let r=n.length-1;this._firstLevel=Math.min(this._firstLevel,r),this._startLevel&&=Math.min(this._startLevel,r),this.hls.trigger(L.LEVELS_UPDATED,{levels:n})}onLevelsUpdated(e,{levels:t}){this._levels=t}checkMaxAutoUpdated(){let{autoLevelCapping:e,maxAutoLevel:t,maxHdcpLevel:n}=this.hls;this._maxAutoLevel!==t&&(this._maxAutoLevel=t,this.hls.trigger(L.MAX_AUTO_LEVEL_UPDATED,{autoLevelCapping:e,levels:this.levels,maxAutoLevel:t,minAutoLevel:this.hls.minAutoLevel,maxHdcpLevel:n}))}};function _p(e,t){return Gn(e,`audio`,t)}function vp(e,t){return Gn(e,`video`,t)}function yp(e,t){let{audioCodec:n,videoCodec:r}=e;n&&(e.audioCodec=n=$n(n,t)||void 0),r&&=e.videoCodec=rr(r);let{unknownCodecs:i}=e;return!(i?.length||n&&!_p(n,t)||r&&!vp(r,t))}function bp(e){let t={};e.forEach(e=>{let n=e.groupId||``;e.id=t[n]=t[n]||0,t[n]++})}var xp=class extends We{constructor(e,t){super(`key-loader`,t),this.config=void 0,this.keyLoaderInfo={},this.emeController=null,this.config=e}abort(e){for(let t in this.keyLoaderInfo){let n=this.keyLoaderInfo[t].loader;if(n){if(e&&e!==n.context?.frag.type)return;n.abort()}}}destroy(){for(let e in this.keyLoaderInfo){let t=this.keyLoaderInfo[e].loader;t&&t.destroy()}this.emeController=null,this.keyLoaderInfo={}}loadClear(e,t,n){return this.emeController?this.emeController.loadClear(e,t,n):null}load(e,t){return!e.decryptdata&&e.encrypted&&this.emeController&&this.config.emeEnabled?this.emeController.selectKeySystemFormat(e).then(n=>this.loadInternal(e,t,n)):this.loadInternal(e,t)}loadInternal(e,t,n){n&&e.setKeyFormat(n);let r=e.decryptdata;if(!r){let t=Error(n?`Expected frag.decryptdata to be defined after setting format ${n}`:`Missing decryption data on fragment in onKeyLoading (emeEnabled with controller: ${this.emeController&&this.config.emeEnabled})`);return Promise.reject(Sp(e,I.KEY_LOAD_ERROR,t))}let i=e;switch(r.method){case`SAMPLE-AES`:case`SAMPLE-AES-CENC`:case`SAMPLE-AES-CTR`:return r.keyFormat===`identity`?this.loadKeyHTTP(i):t?t.then(()=>this.loadKeyEME(i)):this.loadKeyEME(i);case`AES-128`:case`AES-256`:case`AES-256-CTR`:return this.loadKeyHTTP(i);default:return Promise.reject(Sp(e,I.KEY_LOAD_ERROR,Error(`Key supplied with unsupported METHOD: "${r.method}"`)))}}loadKeyEME(e){if(this.emeController&&this.config.emeEnabled){var t;if(!e.decryptdata.keyId&&(t=e.initSegment)!=null&&t.data){let t=ln(e.initSegment.data);if(t.length){let n=t[0],r=e.decryptdata.uri;if(n.some(e=>e!==0))this.log(`Using keyId found in init segment ${Ft(n)} keyUri: ${r}`),da.setKeyIdForUri(r,n);else{let e=da.addKeyIdForUri(r);this.log(`Patching empty keyId with ${Ft(e)} keyUri: ${r}`),n=e}e.decryptdata.keyId=n}}return this.emeController.loadKey(e).then(()=>({frag:e,keyInfo:{decryptdata:e.decryptdata}}))}return Promise.reject(Sp(e,I.KEY_LOAD_ERROR,Error(`emeEnabled with controller: ${this.emeController&&this.config.emeEnabled})`)))}loadKeyHTTP(e){let t=e.decryptdata,n=t.uri;if(!n)return Promise.reject(Sp(e,I.KEY_LOAD_ERROR,Error(`Invalid key URI: "${n}"`)));let r=this.keyLoaderInfo[n];if(r){if(r.decryptdata.key)return t.key=r.decryptdata.key,r.keyLoadPromise=null,Promise.resolve({frag:e,keyInfo:r});if(r.keyLoadPromise)return r.keyLoadPromise.then(n=>(t.key=r.decryptdata.key,U(U({},n),{},{frag:e})))}this.log(`Loading${t.keyId?` keyId: `+Ft(t.keyId):``} URI: ${t.uri} from ${e.type} ${e.level}`);let i=this.config,a=i.loader,o=new a(i);e.keyLoader=o;let s=this.keyLoaderInfo[n]={decryptdata:t,keyLoadPromise:null,loader:o};return s.keyLoadPromise=new Promise((t,r)=>{let a={type:R.KEY,keyInfo:s,frag:e,responseType:`arraybuffer`,url:n},c=i.keyLoadPolicy.default,l={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0};o.load(a,l,{onSuccess:(e,n,i,a)=>{let{frag:o,keyInfo:s,url:c}=i;if(!o.decryptdata||s!==this.keyLoaderInfo[c])return r(Sp(o,I.KEY_LOAD_ERROR,Error(`after key load, decryptdata unset or changed`),a));s.decryptdata.key=o.decryptdata.key=new Uint8Array(e.data),o.keyLoader=s.loader=s.keyLoadPromise=null,t({frag:o,keyInfo:s})},onError:(t,i,a,o)=>{this.resetLoader(i),r(Sp(e,I.KEY_LOAD_ERROR,Error(`HTTP Error ${t.code} loading key ${t.text}`),a,U({url:n,data:void 0},t)))},onTimeout:(t,n,i)=>{this.resetLoader(n),r(Sp(e,I.KEY_LOAD_TIMEOUT,Error(`key loading timed out`),i))},onAbort:(t,n,i)=>{this.resetLoader(n),r(Sp(e,I.INTERNAL_ABORTED,Error(`key loading aborted`),i))}})})}resetLoader(e){let{frag:t,keyInfo:n,url:r}=e,i=n.loader;t.keyLoader===i&&(t.keyLoader=n.loader=n.keyLoadPromise=null),delete this.keyLoaderInfo[r],i&&i.destroy()}};function Sp(e,t=I.KEY_LOAD_ERROR,n,r,i){return new Ei({type:F.NETWORK_ERROR,details:t,fatal:!1,frag:e,response:i,error:n,networkDetails:r||null})}function Cp(e){let{type:t}=e;switch(t){case R.AUDIO_TRACK:return z.AUDIO;case R.SUBTITLE_TRACK:return z.SUBTITLE;default:return z.MAIN}}function wp(e,t){let n=e.url;return(n===void 0||n.indexOf(`data:`)===0)&&(n=t.url),n}var Tp=class{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(){let{hls:e}=this;e.on(L.MANIFEST_LOADING,this.onManifestLoading,this),e.on(L.LEVEL_LOADING,this.onLevelLoading,this),e.on(L.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(L.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),e.on(L.LEVELS_UPDATED,this.onLevelsUpdated,this)}unregisterListeners(){let{hls:e}=this;e.off(L.MANIFEST_LOADING,this.onManifestLoading,this),e.off(L.LEVEL_LOADING,this.onLevelLoading,this),e.off(L.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(L.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this),e.off(L.LEVELS_UPDATED,this.onLevelsUpdated,this)}createInternalLoader(e){let t=this.hls.config,n=t.pLoader,r=t.loader,i=new(n||r)(t);return this.loaders[e.type]=i,i}getInternalLoader(e){return this.loaders[e.type]}resetInternalLoader(e){this.loaders[e]&&delete this.loaders[e]}destroyInternalLoaders(){for(let e in this.loaders){let t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}}destroy(){this.variableList=null,this.unregisterListeners(),this.destroyInternalLoaders()}onManifestLoading(e,t){let{url:n}=t;this.variableList=null,this.load({id:null,level:0,responseType:`text`,type:R.MANIFEST,url:n,deliveryDirectives:null,levelOrTrack:null})}onLevelLoading(e,t){let{id:n,level:r,pathwayId:i,url:a,deliveryDirectives:o,levelInfo:s}=t;this.load({id:n,level:r,pathwayId:i,responseType:`text`,type:R.LEVEL,url:a,deliveryDirectives:o,levelOrTrack:s})}onAudioTrackLoading(e,t){let{id:n,groupId:r,url:i,deliveryDirectives:a,track:o}=t;this.load({id:n,groupId:r,level:null,responseType:`text`,type:R.AUDIO_TRACK,url:i,deliveryDirectives:a,levelOrTrack:o})}onSubtitleTrackLoading(e,t){let{id:n,groupId:r,url:i,deliveryDirectives:a,track:o}=t;this.load({id:n,groupId:r,level:null,responseType:`text`,type:R.SUBTITLE_TRACK,url:i,deliveryDirectives:a,levelOrTrack:o})}onLevelsUpdated(e,t){let n=this.loaders[R.LEVEL];if(n){let e=n.context;e&&!t.levels.some(t=>t===e.levelOrTrack)&&(n.abort(),delete this.loaders[R.LEVEL])}}load(e){let t=this.hls.config,n=this.getInternalLoader(e);if(n){let t=this.hls.logger,r=n.context;if(r?.levelOrTrack===e.levelOrTrack&&(r.url===e.url||r.deliveryDirectives&&!e.deliveryDirectives)){r.url===e.url?t.log(`[playlist-loader]: ignore ${e.url} ongoing request`):t.log(`[playlist-loader]: ignore ${e.url} in favor of ${r.url}`);return}t.log(`[playlist-loader]: aborting previous loader for type: ${e.type}`),n.abort()}let r;if(r=e.type===R.MANIFEST?t.manifestLoadPolicy.default:H({},t.playlistLoadPolicy.default,{timeoutRetry:null,errorRetry:null}),n=this.createInternalLoader(e),P(e.deliveryDirectives?.part)){let t;if(e.type===R.LEVEL&&e.level!==null?t=this.hls.levels[e.level].details:e.type===R.AUDIO_TRACK&&e.id!==null?t=this.hls.audioTracks[e.id].details:e.type===R.SUBTITLE_TRACK&&e.id!==null&&(t=this.hls.subtitleTracks[e.id].details),t){let e=t.partTarget,n=t.targetduration;if(e&&n){let t=Math.max(e*3,n*.8)*1e3;r=H({},r,{maxTimeToFirstByteMs:Math.min(t,r.maxTimeToFirstByteMs),maxLoadTimeMs:Math.min(t,r.maxTimeToFirstByteMs)})}}}let i=r.errorRetry||r.timeoutRetry||{},a={loadPolicy:r,timeout:r.maxLoadTimeMs,maxRetry:i.maxNumRetry||0,retryDelay:i.retryDelayMs||0,maxRetryDelay:i.maxRetryDelayMs||0};n.load(e,a,{onSuccess:(e,t,n,r)=>{let i=this.getInternalLoader(n);this.resetInternalLoader(n.type);let a=e.data;t.parsing.start=performance.now(),ba.isMediaPlaylist(a)||n.type!==R.MANIFEST?this.handleTrackOrLevelPlaylist(e,t,n,r||null,i):this.handleMasterPlaylist(e,t,n,r)},onError:(e,t,n,r)=>{this.handleNetworkError(t,n,!1,e,r)},onTimeout:(e,t,n)=>{this.handleNetworkError(t,n,!0,void 0,e)}})}checkAutostartLoad(){if(!this.hls)return;let{config:{autoStartLoad:e,startPosition:t},forceStartLoad:n}=this.hls;(e||n)&&(this.hls.logger.log(`${e?`auto`:`force`} startLoad with configured startPosition ${t}`),this.hls.startLoad(t))}handleMasterPlaylist(e,t,n,r){let i=this.hls,a=e.data,o=wp(e,n),s=ba.parseMasterPlaylist(a,o);if(s.playlistParsingError){t.parsing.end=performance.now(),this.handleManifestParsingError(e,n,s.playlistParsingError,r,t);return}let{contentSteering:c,levels:l,iframeVariants:u,sessionData:d,sessionKeys:f,startTimeOffset:p,variableList:m}=s;this.variableList=m,l.forEach(e=>{let{unknownCodecs:t}=e;if(t){let{preferManagedMediaSource:n}=this.hls.config,{audioCodec:r,videoCodec:i}=e;for(let a=t.length;a--;){let o=t[a];Gn(o,`audio`,n)?(e.audioCodec=r=r?`${r},${o}`:o,Un.audio[r.substring(0,4)]=2,t.splice(a,1)):Gn(o,`video`,n)&&(e.videoCodec=i=i?`${i},${o}`:o,Un.video[i.substring(0,4)]=2,t.splice(a,1))}}});let{AUDIO:h=[],SUBTITLES:g,"CLOSED-CAPTIONS":_}=ba.parseMasterPlaylistMedia(a,o,s);h.length&&!h.some(e=>!e.url)&&l[0].audioCodec&&!l[0].attrs.AUDIO&&(this.hls.logger.log(`[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one`),h.unshift({type:`main`,name:`main`,groupId:`main`,default:!1,autoselect:!1,forced:!1,id:-1,attrs:new Ri({}),bitrate:0,url:``})),i.trigger(L.MANIFEST_LOADED,{levels:l,audioTracks:h,subtitles:g,iframeVariants:u,captions:_,contentSteering:c,url:o,stats:t,networkDetails:r,sessionData:d,sessionKeys:f,startTimeOffset:p,variableList:m})}handleTrackOrLevelPlaylist(e,t,n,r,i){let a=this.hls,{id:o,level:s,type:c}=n,l=wp(e,n),u=P(s)?s:P(o)?o:0,d=Cp(n),f=ba.parseLevelPlaylist(e.data,l,u,d,0,this.variableList);if(c===R.MANIFEST){let e={attrs:new Ri({}),bitrate:0,details:f,name:``,url:l};f.requestScheduled=t.loading.start+Ua(f,0),a.trigger(L.MANIFEST_LOADED,{levels:[e],audioTracks:[],iframeVariants:[],url:l,stats:t,networkDetails:r,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}t.parsing.end=performance.now(),n.levelDetails=f,this.handlePlaylistLoaded(f,e,t,n,r,i)}handleManifestParsingError(e,t,n,r,i){this.hls.trigger(L.ERROR,{type:F.NETWORK_ERROR,details:I.MANIFEST_PARSING_ERROR,fatal:t.type===R.MANIFEST,url:e.url,err:n,error:n,reason:n.message,response:e,context:t,networkDetails:r,stats:i})}handleNetworkError(e,t,n=!1,r,i){let a=`A network ${n?`timeout`:`error`+(r?` (status `+r.code+`)`:``)} occurred while loading ${e.type}`;e.type===R.LEVEL?a+=`: ${e.level} id: ${e.id}`:(e.type===R.AUDIO_TRACK||e.type===R.SUBTITLE_TRACK)&&(a+=` id: ${e.id} group-id: "${e.groupId}"`);let o=Error(a);this.hls.logger.warn(`[playlist-loader]: ${a}`);let s=I.UNKNOWN,c=!1,l=this.getInternalLoader(e);switch(e.type){case R.MANIFEST:s=n?I.MANIFEST_LOAD_TIMEOUT:I.MANIFEST_LOAD_ERROR,c=!0;break;case R.LEVEL:s=n?I.LEVEL_LOAD_TIMEOUT:I.LEVEL_LOAD_ERROR,c=!1;break;case R.AUDIO_TRACK:s=n?I.AUDIO_TRACK_LOAD_TIMEOUT:I.AUDIO_TRACK_LOAD_ERROR,c=!1;break;case R.SUBTITLE_TRACK:s=n?I.SUBTITLE_TRACK_LOAD_TIMEOUT:I.SUBTITLE_LOAD_ERROR,c=!1}l&&this.resetInternalLoader(e.type);let u={type:F.NETWORK_ERROR,details:s,fatal:c,url:e.url,loader:l,context:e,error:o,networkDetails:t,stats:i};if(r){let n=e.url;t&&`url`in t&&(n=t.url),u.response=U({url:n,data:void 0},r)}this.hls.trigger(L.ERROR,u)}handlePlaylistLoaded(e,t,n,r,i,a){let o=this.hls,{type:s,level:c,levelOrTrack:l,id:u,groupId:d,deliveryDirectives:f}=r,p=wp(t,r),m=Cp(r),h=typeof r.level==`number`&&m===z.MAIN?c:void 0;l&&`iframes`in l&&l.iframes&&!e.iframesOnly&&(e.playlistParsingError=Error(`EXT-X-I-FRAME-STREAM-INF media playlist MUST contain an EXT-X-I-FRAMES-ONLY tag`),e.iframesOnly=!0);let g=e.playlistParsingError;if(g){if(this.hls.logger.warn(`${g} ${e.url}`),!o.config.ignorePlaylistParsingErrors){o.trigger(L.ERROR,{type:F.NETWORK_ERROR,details:I.LEVEL_PARSING_ERROR,fatal:!1,url:p,error:g,reason:g.message,response:t,context:r,level:h,parent:m,networkDetails:i,stats:n});return}e.playlistParsingError=null}if(!e.fragments.length){let a=e.playlistParsingError=Error(`No Segments found in Playlist`);o.trigger(L.ERROR,{type:F.NETWORK_ERROR,details:I.LEVEL_EMPTY_ERROR,fatal:!1,url:p,error:a,reason:a.message,response:t,context:r,level:h,parent:m,networkDetails:i,stats:n});return}switch(e.live&&a&&(a.getCacheAge&&(e.ageHeader=a.getCacheAge()||0),(!a.getCacheAge||isNaN(e.ageHeader))&&(e.ageHeader=0)),s){case R.MANIFEST:case R.LEVEL:if(h){if(!l)h=0;else if(l!==o.levels[h]){let e=o.levels.indexOf(l);e>-1&&(h=e)}}o.trigger(L.LEVEL_LOADED,{details:e,levelInfo:l||o.levels[0],level:h||0,id:u||0,stats:n,networkDetails:i,deliveryDirectives:f,withoutMultiVariant:s===R.MANIFEST,context:r});break;case R.AUDIO_TRACK:o.trigger(L.AUDIO_TRACK_LOADED,{details:e,track:l,id:u||0,groupId:d||``,stats:n,networkDetails:i,deliveryDirectives:f,context:r});break;case R.SUBTITLE_TRACK:o.trigger(L.SUBTITLE_TRACK_LOADED,{details:e,track:l,id:u||0,groupId:d||``,stats:n,networkDetails:i,deliveryDirectives:f,context:r})}}},Ep=class e{static get version(){return mo}static isMSESupported(){return Vd()}static isSupported(){return Hd()}static getMediaSource(){return Qe()}static get Events(){return L}static get MetadataSchema(){return Mo}static get ErrorTypes(){return F}static get ErrorDetails(){return I}static get DefaultConfig(){return e.defaultConfig?e.defaultConfig:dp}static set DefaultConfig(t){e.defaultConfig=t}constructor(t={}){this.config=void 0,this.userConfig=void 0,this.logger=void 0,this._url=null,this.streamController=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new po,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.audioStreamController=void 0,this.subtititleStreamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.interstitialsController=void 0,this.iframeController=void 0,this.gapController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this._sessionId=void 0,this.triggeringException=void 0,this.started=!1;let n=this.logger=Ze(t.debug||!1,`Hls instance`,t.loggerId||t.assetPlayerId),r=this.config=pp(e.DefaultConfig,t,n);this.userConfig=t,r.progressive&&hp(r,n);let{streamController:i,abrController:a,bufferController:o,capLevelController:s,errorController:c,fpsController:l,id3TrackController:u,iframeController:d,gapController:f}=r,p=new c(this),m=this.abrController=new a(this),h=new ci(this),g=r.interstitialsController,_=g?this.interstitialsController=new g(this,e):null,v=o?this.bufferController=new o(this,h):null,y=s?this.capLevelController=new s(this):null,b=l?new l(this):null,x=r.cmcdController,S=x?this.cmcdController=new x(this):null,C=new Tp(this),w=r.contentSteeringController,T=w?new w(this):null,E=this.levelController=new gp(this,T),D=u?new u(this):void 0,O=new xp(this.config,this.logger),k=this.streamController=new i(this,h,O),A=this.gapController=f?new f(this,h):void 0;y&&y.setStreamController(k);let j=[C,E,k];_&&j.splice(1,0,_),T&&j.splice(1,0,T),this.networkControllers=j;let M=[m];v&&M.push(v),A&&M.push(A),y&&M.push(y),b&&(b.setStreamController(k),M.push(b)),D&&M.push(D),M.push(h),this.audioTrackController=this.createController(r.audioTrackController,j);let N=r.audioStreamController;N&&j.push(this.audioStreamController=new N(this,h,O)),this.subtitleTrackController=this.createController(r.subtitleTrackController,j);let ee=r.subtitleStreamController;ee&&j.push(this.subtititleStreamController=new ee(this,h,O)),this.createController(r.timelineController,M),O.emeController=this.emeController=this.createController(r.emeController,M),S&&M.push(S),this.latencyController=this.createController(r.latencyController,M),this.coreComponents=M,this.iframeController=d?new d(this,e):void 0,j.push(p);let te=p.onErrorOut;typeof te==`function`&&this.on(L.ERROR,te,p),this.on(L.MANIFEST_LOADED,C.onManifestLoaded,C)}createController(e,t){if(e){let n=new e(this);return t&&t.push(n),n}return null}on(e,t,n=this){this._emitter.on(e,t,n)}once(e,t,n=this){this._emitter.once(e,t,n)}removeAllListeners(e){this._emitter.removeAllListeners(e)}off(e,t,n=this,r){this._emitter.off(e,t,n,r)}listeners(e){return this._emitter.listeners(e)}emit(e,t,n){return this._emitter.emit(e,t,n)}trigger(e,t){if(this.config.debug)return this.emit(e,e,t);try{return this.emit(e,e,t)}catch(t){if(this.logger.error(`An internal error happened while handling event `+e+`. Error message: "`+t.message+`". Here is a stacktrace:`,t),!this.triggeringException){this.triggeringException=!0;let n=e===L.ERROR;this.trigger(L.ERROR,{type:F.OTHER_ERROR,details:I.INTERNAL_EXCEPTION,fatal:n,event:e,error:t}),this.triggeringException=!1}}return!1}listenerCount(e){return this._emitter.listenerCount(e)}destroy(){this.logger.log(`destroy`),this.trigger(L.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this._url=null,this.networkControllers.forEach(e=>e.destroy()),this.networkControllers.length=0,this.coreComponents.forEach(e=>e.destroy()),this.coreComponents.length=0,this.iframeController=void 0;let e=this.config;e.xhrSetup=e.fetchSetup=void 0,this.userConfig=null}attachMedia(e){if(!e||`media`in e&&!e.media){let t=Error(`attachMedia failed: invalid argument (${e})`);this.trigger(L.ERROR,{type:F.OTHER_ERROR,details:I.ATTACH_MEDIA_ERROR,fatal:!0,error:t});return}this.logger.log(`attachMedia`),this._media&&(this.logger.warn(`media must be detached before attaching`),this.detachMedia());let t=`media`in e,n=t?e.media:e,r=t?e:{media:n};this._media=n,this.trigger(L.MEDIA_ATTACHING,r)}detachMedia(){this.logger.log(`detachMedia`);let e={};this.trigger(L.MEDIA_DETACHING,e),this._media=null,this.trigger(L.MEDIA_DETACHED,e)}transferMedia(){this._media=null;let e=this.bufferController?.transferMedia()||null,t={transferMedia:e};return this.trigger(L.MEDIA_DETACHING,t),this.trigger(L.MEDIA_DETACHED,t),e}loadSource(e){var t;this.stopLoad();let n=this.media,r=this._url,i=this._url=_e.buildAbsoluteURL(self.location.href,e,{alwaysNormalize:!0});this._autoLevelCapping=-1,this._maxHdcpLevel=null,this.logger.log(`loadSource:${i}`),n&&r&&(r!==i||(t=this.bufferController)!=null&&t.hasSourceTypes())&&(this.detachMedia(),this.attachMedia(n)),this.trigger(L.MANIFEST_LOADING,{url:e})}get url(){return this._url}get hasEnoughToStart(){return this.streamController.hasEnoughToStart}get startPosition(){return this.streamController.startPositionValue}startLoad(e=-1,t){this.logger.log(`startLoad(${e+(t?`, <skip seek to start>`:``)})`),this.started=!0,this.resumeBuffering();for(let n=0;n<this.networkControllers.length&&(this.networkControllers[n].startLoad(e,t),!(!this.started||!this.networkControllers));n++);}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&&this.streamController.state!==$.STOPPED}get bufferingEnabled(){return this.streamController.bufferingEnabled}resumeBuffering(){this.bufferingEnabled||(this.logger.log(`resume buffering`),this.networkControllers.forEach(e=>{e.resumeBuffering&&e.resumeBuffering()}))}pauseBuffering(){this.bufferingEnabled&&(this.logger.log(`pause buffering`),this.networkControllers.forEach(e=>{e.pauseBuffering&&e.pauseBuffering()}))}get inFlightFragments(){let e={[z.MAIN]:this.streamController.inFlightFrag};return this.audioStreamController&&(e[z.AUDIO]=this.audioStreamController.inFlightFrag),this.subtititleStreamController&&(e[z.SUBTITLE]=this.subtititleStreamController.inFlightFrag),e}swapAudioCodec(){this.logger.log(`swapAudioCodec`),this.streamController.swapAudioCodec()}recoverMediaError(){this.logger.log(`recoverMediaError`);let e=this._media,t=this.started,n=e?.currentTime;this.detachMedia(),e&&(this.attachMedia(e),t&&(n?this.startLoad(n):this.config.autoStartLoad||this.startLoad()))}removeLevel(e){this.levelController.removeLevel(e)}get sessionId(){let e=this._sessionId;return e||=this._sessionId=dt(),e}get levels(){return this.levelController.levels||[]}get latestLevelDetails(){return this.streamController.getLevelDetails()||null}get loadLevelObj(){return this.levelController.loadLevelObj}get currentLevel(){return this.streamController.currentLevel}set currentLevel(e){this.logger.log(`set currentLevel:${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:${e}`),this.levelController.firstLevel=e}get startLevel(){let e=this.levelController.startLevel;return e===-1&&this.abrController.forcedAutoLevel>-1?this.abrController.forcedAutoLevel:e}set startLevel(e){this.logger.log(`set startLevel:${e}`),e!==-1&&(e=Math.max(e,this.minAutoLevel)),this.levelController.startLevel=e}get capLevelToPlayerSize(){return this.config.capLevelToPlayerSize}set capLevelToPlayerSize(e){let t=this.capLevelController,n=!!e;t&&n!==this.config.capLevelToPlayerSize&&(n?t.startCapping():(t.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=n)}get autoLevelCapping(){return this._autoLevelCapping}get bandwidthEstimate(){let{bwEstimator:e}=this.abrController;return e?e.getEstimate():NaN}set bandwidthEstimate(e){this.abrController.resetEstimator(e)}get abrEwmaDefaultEstimate(){let{bwEstimator:e}=this.abrController;return e?e.defaultEstimate:NaN}get ttfbEstimate(){let{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){br(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(){let{levels:e,config:{minAutoBitrate:t}}=this;if(!e)return 0;let n=e.length;for(let r=0;r<n;r++)if(e[r].maxBitrate>=t)return r;return 0}get maxAutoLevel(){let{levels:e,autoLevelCapping:t,maxHdcpLevel:n}=this,r;if(r=t===-1&&e!=null&&e.length?e.length-1:t,n)for(let t=r;t--;){let r=e[t].attrs[`HDCP-LEVEL`];if(r&&r<=n)return t}return r}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 audioForwardBufferInfo(){return this.audioStreamController?.getFwdBufferInfo()||null}get maxBufferLength(){return this.streamController.maxBufferLength}setAudioOption(e){return this.audioTrackController?.setAudioOption(e)||null}setSubtitleOption(e){return this.subtitleTrackController?.setSubtitleOption(e)||null}get allAudioTracks(){let e=this.audioTrackController;return e?e.allAudioTracks:[]}get audioTracks(){let e=this.audioTrackController;return e?e.audioTracks:[]}get audioTrack(){let e=this.audioTrackController;return e?e.audioTrack:-1}set audioTrack(e){let t=this.audioTrackController;t&&(t.audioTrack=e)}get nextAudioTrack(){return this.audioStreamController?.nextAudioTrack??-1}set nextAudioTrack(e){let{audioTrackController:t}=this;t&&(t.nextAudioTrack=e)}get allSubtitleTracks(){let e=this.subtitleTrackController;return e?e.allSubtitleTracks:[]}get subtitleTracks(){let e=this.subtitleTrackController;return e?e.subtitleTracks:[]}get subtitleTrack(){let e=this.subtitleTrackController;return e?e.subtitleTrack:-1}get media(){return this._media}set subtitleTrack(e){let t=this.subtitleTrackController;t&&(t.subtitleTrack=e)}get subtitleDisplay(){let e=this.subtitleTrackController;return e?e.subtitleDisplay:!1}set subtitleDisplay(e){let 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??null}get latency(){return this.latencyController?.latency||0}get maxLatency(){return this.latencyController?.maxLatency||0}get targetLatency(){return this.latencyController?.targetLatency||null}set targetLatency(e){this.latencyController&&(this.latencyController.targetLatency=e)}get drift(){return this.latencyController?.drift||null}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(){return this.interstitialsController?this.interstitialsController.interstitialsManager:null}get iframeVariants(){return this.levelController.iframeVariants||[]}createIFramePlayer(e){return this._url&&this.iframeController?this.iframeController.createIFramePlayer(e):null}createImageIFramePlayer(e){return this._url&&this.iframeController?this.iframeController.createImageIFramePlayer(e):null}getMediaDecodingInfo(e,t=this.allAudioTracks){return fr(e,Nr(t),navigator.mediaCapabilities)}};Ep.defaultConfig=void 0;function Dp(e,t){if(Ep.isSupported()){let n=new Ep;return n.loadSource(t),n.attachMedia(e),e.play().catch(()=>{}),()=>n.destroy()}return e.canPlayType(`application/vnd.apple.mpegurl`)?(e.src=t,e.play().catch(()=>{}),()=>{e.src=``}):()=>{}}var Op=a(`<div class="flex flex-wrap items-end justify-between gap-4"><div class=min-w-0><p class="mono-label text-muted-foreground">watch / room</p><h1 class="display mt-2 truncate text-4xl sm:text-5xl"></h1><p class="mt-3 text-sm text-muted-foreground">观看、发弹幕与查看分发状态。</p></div><div class="flex flex-wrap items-center gap-2"><div class="flex items-center gap-2.5 border border-line bg-card/60 px-3.5 py-2.5"><span class=mono-label> trunk · <!> 分发 · `),kp=a(`<div class="pointer-events-none absolute inset-0 flex flex-col items-center justify-center gap-2.5 text-white/60"><span class="flex size-12 items-center justify-center border border-white/20 bg-white/5"></span><span class="micro-label text-white/50">standby · 等待接入`),Ap=a(`<div class="relative h-full border border-line bg-card/50 p-4 sm:p-5"><div class="flex flex-wrap items-center justify-between gap-3"><span class="hidden font-mono text-[11px] text-muted-foreground sm:block">fan-out · </span></div><div class="relative mt-4 aspect-video overflow-hidden border border-line/70 bg-black"><video autoplay playsinline class=size-full></video><div class="pointer-events-none absolute top-3 left-3 flex flex-wrap items-center gap-1.5"></div></div><div class="mt-4 flex flex-wrap gap-2">`),jp=a(`<div class="relative flex h-full min-h-[24rem] flex-col border border-line bg-card/50 p-4 sm:p-5"><div class="flex items-center justify-between gap-2"><div class="flex items-center gap-2"><h3 class=font-semibold>弹幕 / 聊天</h3><span class="micro-label hidden text-muted-foreground sm:inline">danmaku</span></div></div><div class="mt-4 min-h-0 flex-1">`),Mp=a(`<div class="grid gap-3 md:grid-cols-2">`),Np=a(`<div class="grid gap-3 md:grid-cols-3">`),Pp=a(`<div class="mt-4 space-y-3">`),Fp=a(`<div class="relative border border-line bg-card/50 p-4 sm:p-5"><div class="flex items-center gap-2"><h3 class=font-semibold>分发状态</h3><span class="micro-label text-muted-foreground">fan-out status`),Ip=a(`<div class="mx-auto max-w-[1400px] space-y-5 px-4 py-8 sm:px-6 sm:py-10"><div class="grid gap-4 lg:grid-cols-3">`),Lp=a(`<div class="mt-4 border border-dashed border-line px-5 py-8 text-center text-sm text-muted-foreground">房间暂无直播`),Rp=a(`<div class="mt-3 flex flex-wrap gap-2"><a class=mono-chip target=_blank rel=noreferrer>HLS</a><a class=mono-chip target=_blank rel=noreferrer>FLV`),zp=a(`<div class="relative border border-line/80 bg-background/40 p-4"><span class="absolute top-0 left-0 h-3 w-3 border-t-2 border-l-2 border-acid-lime"aria-hidden=true></span><div class="flex items-center justify-between gap-2"><span class="truncate text-sm font-medium">SRS 主干`),Bp=a(`<div class="relative border border-line/60 bg-background/30 p-3"><div class="flex items-center justify-between gap-2"><span class="truncate text-xs font-medium"></span></div><p class="mt-1.5 truncate font-mono text-[10px] text-muted-foreground">`),Vp=a(`<span class="flex size-4 items-center justify-center"><svg viewBox="0 0 16 16"class="size-3.5 fill-current"aria-hidden=true><path d="M5 3.2v9.6a.5.5 0 0 0 .77.42l7.2-4.8a.5.5 0 0 0 0-.84l-7.2-4.8A.5.5 0 0 0 5 3.2Z">`),Hp={"srs-hls":`SRS HLS`,"srs-whep":`SRS WHEP`,"cf-sfu":`CF SFU`,"cdn-hls":`CDN HLS`};function Up(e){return e===`DISTRIBUTION_KIND_SRS_HLS`?`SRS HLS`:e===`DISTRIBUTION_KIND_CF_SFU`?`CF SFU`:e===`DISTRIBUTION_KIND_CDN`?`CDN`:e}function Wp(t){let a=oe(),u=()=>t.room,[ae,se]=c(`srs-hls`),[le,P]=c(!1),[de,fe]=c(``),[F,I]=c([]),[L,pe]=c([]),[me,he]=c([]),[ge,_e]=c(!0),ve,R,z;n(()=>{let e=M(u(),e=>{I(e.targets||[]),pe(e.distributions||[])}),t=A(u(),e=>he(t=>[...t,e].slice(-100)));b(()=>{e(),t()})});function B(e){e.ontrack=e=>{ve&&(ve.srcObject=e.streams[0])}}let ye=()=>{z?.(),z=void 0,R?.close(),R=void 0,ve&&(ve.srcObject=null,ve.src=``),P(!1)};b(ye);let V=async()=>{fe(``),P(!0);try{if(ae()===`cf-sfu`){let e=await p.subscribe(u(),`BACKEND_KIND_CLOUDFLARE`,``);R=await N({viewerSessionId:e.session_id,publisherSessionId:e.publisher_session_id,iceServers:(e.ice_servers||[]).map(k)}),B(R)}else if(ae()===`srs-whep`){let e=await p.subscribe(u(),`BACKEND_KIND_SRS`,``);R=await j({stream:e.stream,iceServers:(e.ice_servers||[]).map(k)}),B(R)}else if(ae()===`cdn-hls`){let e=await p.subscribe(u(),`BACKEND_KIND_SRS`,``);if(!ve)throw Error(`video element missing`);let t=L().find(e=>e.kind===`DISTRIBUTION_KIND_CDN`)?.url||`/live/cdn/${e.stream}.m3u8`;z=Dp(ve,t)}else{let e=await p.subscribe(u(),`BACKEND_KIND_SRS`,``);if(!ve)throw Error(`video element missing`);z=Dp(ve,`/live/${e.stream}.m3u8`)}}catch(e){fe(String(e?.message||e)),P(!1)}},be=e=>{E(u(),e).catch(()=>{})};return(()=>{var t=Ip(),n=t.firstChild;return o(t,r(f,{get children(){var e=Op(),t=e.firstChild,n=t.firstChild.nextSibling,s=t.nextSibling,c=s.firstChild,l=c.firstChild,f=l.firstChild,p=f.nextSibling;return p.nextSibling,o(n,u),o(c,r(d,{get active(){return F().length>0}}),l),o(l,()=>F().length,f),o(l,()=>L().length,p),o(l,()=>F().length>0?`live`:`idle`,null),o(s,r(i,{get when(){return y.can(`room:publish`)},get children(){return r(x,{variant:`outline`,class:`h-10`,onClick:()=>a({to:`/publish`,search:{room:u()}}),get children(){return[r(ie,{class:`size-4`}),`开始直播到该房间`]}})}}),null),e}}),n),o(t,r(i,{get when(){return de()},get children(){return r(S,{tone:`error`,get children(){return de()}})}}),n),o(n,r(f,{delay:1,class:`min-w-0 lg:col-span-2`,get children(){var t=Ap(),n=t.firstChild,a=n.firstChild;a.firstChild;var s=n.nextSibling,c=s.firstChild,l=c.nextSibling,u=s.nextSibling;return o(t,r(m,{}),n),o(n,r(_,{get value(){return ae()},onChange:e=>se(e),get options(){return[{value:`srs-hls`,label:`SRS HLS`,icon:r(re,{class:`size-3.5`})},{value:`srs-whep`,label:`SRS WHEP`,icon:r(ce,{class:`size-3.5`})},{value:`cf-sfu`,label:`CF SFU`,icon:r(C,{class:`size-3.5`})},{value:`cdn-hls`,label:`CDN HLS`,icon:r(te,{class:`size-3.5`})}]}}),a),o(a,()=>Hp[ae()],null),g(e=>ve=e,c),o(s,r(i,{get when(){return ge()},get children(){return r(O,{messages:me})}}),l),o(l,r(v,{get variant(){return le()?`success`:`outline`},class:`bg-black/50 shadow-sm backdrop-blur-sm`,get children(){return[r(d,{get active(){return le()}}),e(()=>le()?`CONNECTING`:`OFFLINE`)]}}),null),o(l,r(v,{variant:`secondary`,class:`border-line bg-black/50 text-white/90 shadow-sm backdrop-blur-sm`,get children(){return Hp[ae()]}}),null),o(s,r(i,{get when(){return!le()},get children(){var e=kp(),t=e.firstChild;return o(t,r(re,{class:`size-5`})),e}}),null),o(u,r(x,{class:`h-10`,onClick:V,get disabled(){return le()},get children(){return[r(Gp,{}),`开始观看`]}}),null),o(u,r(x,{variant:`danger`,class:`h-10`,onClick:ye,get disabled(){return!le()},get children(){return[r(ue,{class:`size-4`}),`停止`]}}),null),o(u,r(x,{variant:`ghost`,class:`h-10`,onClick:()=>_e(e=>!e),get children(){return[e(()=>e(()=>!!ge())()?r(w,{class:`size-4`}):r(T,{class:`size-4`})),e(()=>ge()?`隐藏弹幕`:`显示弹幕`)]}}),null),t}}),null),o(n,r(f,{delay:2,class:`min-w-0`,get children(){var e=jp(),t=e.firstChild,n=t.firstChild,i=n.firstChild,a=t.nextSibling;return o(n,r(ne,{class:`size-4 text-acid-lime`}),i),o(t,r(v,{variant:`muted`,get children(){return me().length}}),null),o(a,r(D,{messages:me,get canChat(){return y.can(`room:chat`)},onSend:be})),e}}),null),o(t,r(f,{delay:1,get children(){var t=Fp(),n=t.firstChild,a=n.firstChild;return o(n,r(ee,{class:`size-4 text-acid-lime`}),a),o(t,r(i,{get when(){return F().length>0||L().length>0},get fallback(){return Lp()},get children(){var t=Pp();return o(t,r(i,{get when(){return F().length>0},get children(){var e=Mp();return o(e,r(h,{get each(){return F()},children:e=>(()=>{var t=zp(),n=t.firstChild.nextSibling;return n.firstChild,o(n,r(v,{variant:`success`,get children(){return[r(d,{active:!0}),`直播中`]}}),null),o(t,r(i,{get when(){return e.stream},get children(){var t=Rp(),n=t.firstChild,i=n.firstChild,a=n.nextSibling,c=a.firstChild;return o(n,r(ee,{class:`size-3`}),i),o(a,r(ee,{class:`size-3`}),c),l(t=>{var r=`/live/${e.stream}.m3u8`,i=`/live/${e.stream}.flv`;return r!==t.e&&s(n,`href`,t.e=r),i!==t.t&&s(a,`href`,t.t=i),t},{e:void 0,t:void 0}),t}}),null),t})()})),e}}),null),o(t,r(i,{get when(){return L().length>0},get children(){var t=Np();return o(t,r(h,{get each(){return L()},children:t=>(()=>{var n=Bp(),i=n.firstChild,a=i.firstChild,s=i.nextSibling;return o(a,()=>Up(t.kind)),o(i,r(v,{get variant(){return e(()=>t.status===`ready`)()?`success`:t.status===`forwarding`?`warning`:`muted`},get children(){return t.status}}),null),o(s,()=>t.url),n})()})),t}}),null),t}}),null),t}}),null),t})()}function Gp(){return Vp()}var Kp=()=>{let e=ae({from:`/watch`});return r(Wp,{get room(){return e().room}})},qp=()=>{let e=ae({from:`/room`});return r(Wp,{get room(){return e().room}})};export{qp as RoomRoute,Kp as WatchRoute};