NewEduCoderBuild/p__RestFul.e2fc3897.async.js

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P=x("./src/polyfills/number.ts"),C=x("./src/controller/base-stream-controller.ts"),D=x("./src/events.ts"),w=x("./src/utils/buffer-helper.ts"),O=x("./src/controller/fragment-tracker.ts"),A=x("./src/types/level.ts"),S=x("./src/types/loader.ts"),p=x("./src/loader/fragment.ts"),E=x("./src/demux/chunk-cache.ts"),T=x("./src/demux/transmuxer-interface.ts"),y=x("./src/types/transmuxer.ts"),v=x("./src/controller/fragment-finders.ts"),h=x("./src/utils/discontinuities.ts"),l=x("./src/errors.ts"),e=x("./src/utils/logger.ts");function o(){return o=Object.assign||function(f){for(var u=1;u<arguments.length;u++){var n=arguments[u];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(f[r]=n[r])}return f},o.apply(this,arguments)}function a(f,u){f.prototype=Object.create(u.prototype),f.prototype.constructor=f,c(f,u)}function c(f,u){return c=Object.setPrototypeOf||function(r,t){return r.__proto__=t,r},c(f,u)}var d=100,s=function(f){a(u,f);function u(r,t){var i;return i=f.call(this,r,t,"[audio-stream-controller]")||this,i.videoBuffer=null,i.videoTrackCC=-1,i.waitingVideoCC=-1,i.audioSwitch=!1,i.trackId=-1,i.waitingData=null,i.mainDetails=null,i.bufferFlushed=!1,i._registerListeners(),i}var n=u.prototype;return n.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},n._registerListeners=function(){var t=this.hls;t.on(D.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(D.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(D.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(D.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.on(D.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.on(D.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(D.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(D.Events.ERROR,this.onError,this),t.on(D.Events.BUFFER_RESET,this.onBufferReset,this),t.on(D.Events.BUFFER_CREATED,this.onBufferCreated,this),t.on(D.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(D.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(D.Events.FRAG_BUFFERED,this.onFragBuffered,this)},n._unregisterListeners=function(){var t=this.hls;t.off(D.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(D.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(D.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(D.Events.LEVEL_LOADED,this.onLevelLoaded,this),t.off(D.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.off(D.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(D.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(D.Events.ERROR,this.onError,this),t.off(D.Events.BUFFER_RESET,this.onBufferReset,this),t.off(D.Events.BUFFER_CREATED,this.onBufferCreated,this),t.off(D.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(D.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(D.Events.FRAG_BUFFERED,this.onFragBuffered,this)},n.onInitPtsFound=function(t,i){var m=i.frag,g=i.id,b=i.initPTS;if(g==="main"){var L=m.cc;this.initPTS[m.cc]=b,this.log("InitPTS for cc: "+L+" found from main: "+b),this.videoTrackCC=L,this.state===C.State.WAITING_INIT_PTS&&this.tick()}},n.startLoad=function(t){if(!this.levels){this.startPosition=t,this.state=C.State.STOPPED;return}var i=this.lastCurrentTime;this.stopLoad(),this.setInterval(d),this.fragLoadError=0,i>0&&t===-1?(this.log("Override startPosition with lastCurrentTime @"+i.toFixed(3)),this.state=C.State.IDLE):(this.loadedmetadata=!1,this.state=C.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},n.doTick=function(){switch(this.state){case C.State.IDLE:this.doTickIdle();break;case C.State.WAITING_TRACK:{var t,i=this.levels,m=this.trackId,g=i==null||((t=i[m])===null||t===void 0)?void 0:t.details;if(g){if(this.waitForCdnTuneIn(g))break;this.state=C.State.WAITING_INIT_PTS}break}case C.State.FRAG_LOADING_WAITING_RETRY:{var b,L=performance.now(),R=this.retryDate;(!R||L>=R||(b=this.media)!==null&&b!==void 0&&b.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=C.State.IDLE);break}case C.State.WAITING_INIT_PTS:{var I=this.waitingData;if(I){var k=I.frag,j=I.part,z=I.cache,H=I.complete;if(this.initPTS[k.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=C.State.FRAG_LOADING;var Q=z.flush(),oe={frag:k,part:j,payload:Q,networkDetails:null};this._handleFragmentLoadProgress(oe),H&&f.prototype._handleFragmentLoadComplete.call(this,oe)}else if(this.videoTrackCC!==this.waitingVideoCC)e.logger.log("Waiting fragment cc ("+k.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var q=this.getLoadPosition(),ne=w.BufferHelper.bufferInfo(this.mediaBuffer,q,this.config.maxBufferHole),re=Object(v.fragmentWithinToleranceTest)(ne.end,this.config.maxFragLookUpTolerance,k);re<0&&(e.logger.log("Waiting fragment cc ("+k.cc+") @ "+k.start+" cancelled because another fragment at "+ne.end+" is needed"),this.clearWaitingFragment())}}else this.state=C.State.IDLE}}this.onTickEnd()},n.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=C.State.IDLE)},n.onTickEnd=function(){var t=this.media;if(!t||!t.readyState)return;var i=this.mediaBuffer?this.mediaBuffer:t,m=i.buffered;!this.loadedmetadata&&m.length&&(this.loadedmetadata=!0),this.lastCurrentTime=t.currentTime},n.doTickIdle=function(){var t,i,m=this.hls,g=this.levels,b=this.media,L=this.trackId,R=m.config;if(!g||!g[L])return;if(!b&&(this.startFragRequested||!R.startFragPrefetch))return;var I=g[L],k=I.details;if(!k||k.live&&this.levelLastLoaded!==L||this.waitForCdnTuneIn(k)){this.state=C.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,p.ElementaryStreamTypes.AUDIO,S.PlaylistLevelType.AUDIO));var j=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,S.PlaylistLevelType.AUDIO);if(j===null)return;var z=j.len,H=this.getMaxBufferLength(),Q=this.audioSwitch;if(z>=H&&!Q)return;if(!Q&&this._streamEnded(j,k)){m.trigger(D.Events.BUFFER_EOS,{type:"audio"}),this.state=C.State.ENDED;return}var oe=k.fragments,q=oe[0].start,ne=j.end;if(Q){var re=this.getLoadPosition();ne=re,k.PTSKnown&&re<q&&((j.end>q||j.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),b.currentTime=q+.05))}var B=this.getNextFragment(ne,k);if(!B){this.bufferFlushed=!0;return}((t=B.decryptdata)===null||t===void 0?void 0:t.keyFormat)==="identity"&&!((i=B.decryptdata)!==null&&i!==void 0&&i.key)?this.loadKey(B,k):this.loadFragment(B,k,ne)},n.getMaxBufferLength=function(){var t=f.prototype.getMaxBufferLength.call(this),i=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,S.PlaylistLevelType.MAIN);return i===null?t:Math.max(t,i.len)},n.onMediaDetaching=function(){this.videoBuffer=null,f.prototype.onMediaDetaching.call(this)},n.onAudioTracksUpdated=function(t,i){var m=i.audioTracks;this.resetTransmuxer(),this.levels=m.map(function(g){return new A.Level(g)})},n.onAudioTrackSwitching=function(t,i){var m=!!i.url;this.trackId=i.id;var g=this.fragCurrent;g!=null&&g.loader&&g.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),m?this.setInterval(d):this.resetTransmuxer(),m?(this.audioSwitch=!0,this.state=C.State.IDLE):this.state=C.State.STOPPED,this.tick()},n.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},n.onLevelLoaded=function(t,i){this.mainDetails=i.details},n.onAudioTrackLoaded=function(t,i){var m,g=this.levels,b=i.details,L=i.id;if(!g){this.warn("Audio tracks were reset while loading level "+L);return}this.log("Track "+L+" loaded ["+b.startSN+","+b.endSN+"],duration:"+b.totalduration);var R=g[L],I=0;if(b.live||(m=R.details)!==null&&m!==void 0&&m.live){var k=this.mainDetails;if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed||!k)return;!R.details&&b.hasProgramDateTime&&k.hasProgramDateTime?(Object(h.alignMediaPlaylistByPDT)(b,k),I=b.fragments[0].start):I=this.alignPlaylists(b,R.details)}R.details=b,this.levelLastLoaded=L,!this.startFragRequested&&(this.mainDetails||!b.live)&&this.setStartPosition(R.details,I),this.state===C.State.WAITING_TRACK&&!this.waitForCdnTuneIn(b)&&(this.state=C.State.IDLE),this.tick()},n._handleFragmentLoadProgress=function(t){var i,m=t.frag,g=t.part,b=t.payload,L=this.config,R=this.trackId,I=this.levels;if(!I){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+m.sn+" of level "+m.level+" will not be buffered");return}var k=I[R];console.assert(k,"Audio track is defined on fragment load progress");var j=k.details;console.assert(j,"Audio track details are defined on fragment load progress");var z=L.defaultAudioCodec||k.audioCodec||"mp4a.40.2",H=this.transmuxer;H||(H=this.transmuxer=new T.default(this.hls,S.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var Q=this.initPTS[m.cc],oe=(i=m.initSegment)===null||i===void 0?void 0:i.data;if(Q!==void 0){var q=!1,ne=g?g.index:-1,re=ne!==-1,B=new y.ChunkMetadata(m.level,m.sn,m.stats.chunkCount,b.byteLength,ne,re);H.push(b,oe,z,"",m,g,j.totalduration,q,B,Q)}else{e.logger.log("Unknown video PTS for cc "+m.cc+", waiting for video PTS before demuxing audio frag "+m.sn+" of ["+j.startSN+" ,"+j.endSN+"],track "+R);var K=this.waitingData=this.waitingData||{frag:m,part:g,cache:new E.default,complete:!1},Y=K.cache;Y.push(new Uint8Array(b)),this.waitingVideoCC=this.videoTrackCC,this.state=C.State.WAITING_INIT_PTS}},n._handleFragmentLoadComplete=function(t){if(this.waitingData){this.waitingData.complete=!0;return}f.prototype._handleFragmentLoadComplete.call(this,t)},n.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},n.onBufferCreated=function(t,i){var m=i.tracks.audio;m&&(this.mediaBuffer=m.buffer),i.tracks.video&&(this.videoBuffer=i.tracks.video.buffer)},n.onFragBuffered=function(t,i){var m=i.frag,g=i.part;if(m.type!==S.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(m)){this.warn("Fragment "+m.sn+(g?" p: "+g.index:"")+" of level "+m.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}m.sn!=="initSegment"&&(this.fragPrevious=m,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(D.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(m,g)},n.onError=function(t,i){switch(i.details){case l.ErrorDetails.FRAG_LOAD_ERROR:case l.ErrorDetails.FRAG_LOAD_TIMEOUT:case l.ErrorDetails.KEY_LOAD_ERROR:case l.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(S.PlaylistLevelType.AUDIO,i);break;case l.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case l.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==C.State.ERROR&&this.state!==C.State.STOPPED&&(this.state=i.fatal?C.State.ERROR:C.State.IDLE,this.warn(i.details+" while loading frag, switching to "+this.state+" state"));break;case l.ErrorDetails.BUFFER_FULL_ERROR:if(i.parent==="audio"&&(this.state===C.State.PARSING||this.state===C.State.PARSED)){var m=!0,g=this.getFwdBufferInfo(this.mediaBuffer,S.PlaylistLevelType.AUDIO);g&&g.len>.5&&(m=!this.reduceMaxBufferLength(g.len)),m&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,f.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},n.onBufferFlushed=function(t,i){var m=i.type;m===p.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},n._handleTransmuxComplete=function(t){var i,m="audio",g=this.hls,b=t.remuxResult,L=t.chunkMeta,R=this.getCurrentContext(L);if(!R){this.warn("The loading context changed while buffering fragment "+L.sn+" of level "+L.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(L.level);return}var I=R.frag,k=R.part,j=b.audio,z=b.text,H=b.id3,Q=b.initSegment;if(this.fragContextChanged(I))return;if(this.state=C.State.PARSING,this.audioSwitch&&j&&this.completeAudioSwitch(),Q!=null&&Q.tracks&&(this._bufferInitSegment(Q.tracks,I,L),g.trigger(D.Events.FRAG_PARSING_INIT_SEGMENT,{frag:I,id:m,tracks:Q.tracks})),j){var oe=j.startPTS,q=j.endPTS,ne=j.startDTS,re=j.endDTS;k&&(k.elementaryStreams[p.ElementaryStreamTypes.AUDIO]={startPTS:oe,endPTS:q,startDTS:ne,endDTS:re}),I.setElementaryStreamInfo(p.ElementaryStreamTypes.AUDIO,oe,q,ne,re),this.bufferFragmentData(j,I,k,L)}if(H!=null&&(i=H.samples)!==null&&i!==void 0&&i.length){var B=o({frag:I,id:m},H);g.trigger(D.Events.FRAG_PARSING_METADATA,B)}if(z){var K=o({frag:I,id:m},z);g.trigger(D.Events.FRAG_PARSING_USERDATA,K)}},n._bufferInitSegment=function(t,i,m){if(this.state!==C.State.PARSING)return;t.video&&delete t.video;var g=t.audio;if(!g)return;g.levelCodec=g.codec,g.id="audio",this.log("Init audio buffer, container:"+g.container+", codecs[parsed]=["+g.codec+"]"),this.hls.trigger(D.Events.BUFFER_CODECS,t);var b=g.initSegment;if(b!=null&&b.byteLength){var L={type:"audio",frag:i,part:null,chunkMeta:m,parent:i.type,data:b};this.hls.trigger(D.Events.BUFFER_APPENDING,L)}this.tick()},n.loadFragment=function(t,i,m){var g=this.fragmentTracker.getState(t);this.fragCurrent=t,(this.audioSwitch||g===O.FragmentState.NOT_LOADED||g===O.FragmentState.PARTIAL)&&(t.sn==="initSegment"?this._loadInitSegment(t):i.live&&!Object(P.isFiniteNumber)(this.initPTS[t.cc])?(this.log("Waiting for video PTS in continuity counter "+t.cc+" of live stream before loading audio fragment "+t.sn+" of level "+this.trackId),this.state=C.State.WAITING_INIT_PTS):(this.startFragRequested=!0,f.prototype.loadFragment.call(this,t,i,m)))},n.completeAudioSwitch=function(){var t=this.hls,i=this.media,m=this.trackId;i&&(this.log("Switching audio track : flushing all audio"),f.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,t.trigger(D.Events.AUDIO_TRACK_SWITCHED,{id:m})},u}(C.default);M.default=s},"./src/controller/audio-track-controller.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/events.ts"),C=x("./src/errors.ts"),D=x("./src/controller/base-playlist-controller.ts"),w=x("./src/types/loader.ts");function O(T,y){for(var v=0;v<y.length;v++){var h=y[v];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(T,h.key,h)}}function A(T,y,v){return y&&O(T.prototype,y),v&&O(T,v),T}function S(T,y){T.prototype=Object.create(y.prototype),T.prototype.constructor=T,p(T,y)}function p(T,y){return p=Object.setPrototypeOf||function(h,l){return h.__proto__=l,h},p(T,y)}var E=function(T){S(y,T);function y(h){var l;return l=T.call(this,h,"[audio-track-controller]")||this,l.tracks=[],l.groupId=null,l.tracksInGroup=[],l.trackId=-1,l.trackName="",l.selectDefaultTrack=!0,l.registerListeners(),l}var v=y.prototype;return v.registerListeners=function(){var l=this.hls;l.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(P.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.on(P.Events.LEVEL_LOADING,this.onLevelLoading,this),l.on(P.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.on(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.on(P.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){var l=this.hls;l.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.off(P.Events.MANIFEST_PARSED,this.onManifestParsed,this),l.off(P.Events.LEVEL_LOADING,this.onLevelLoading,this),l.off(P.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),l.off(P.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),l.off(P.Events.ERROR,this.onError,this)},v.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,T.prototype.destroy.call(this)},v.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},v.onManifestParsed=function(l,e){this.tracks=e.audioTracks||[]},v.onAudioTrackLoaded=function(l,e){var o=e.id,a=e.details,c=this.tracksInGroup[o];if(!c){this.warn("Invalid audio track id "+o);return}var d=c.details;c.details=e.details,this.log("audioTrack "+o+" loaded ["+a.startSN+"-"+a.endSN+"]"),o===this.trackId&&(this.retryCount=0,this.playlistLoaded(o,e,d))},v.onLevelLoading=function(l,e){this.switchLevel(e.level)},v.onLevelSwitching=function(l,e){this.switchLevel(e.level)},v.switchLevel=function(l){var e=this.hls.levels[l];if(!(e!=null&&e.audioGroupIds))return;var o=e.audioGroupIds[e.urlId];if(this.groupId!==o){this.groupId=o;var a=this.tracks.filter(function(d){return!o||d.groupId===o});this.selectDefaultTrack&&!a.some(function(d){return d.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=a;var c={audioTracks:a};this.log("Updating audio tracks, "+a.length+' track(s) found in "'+o+'" group-id'),this.hls.trigger(P.Events.AUDIO_TRACKS_UPDATED,c),this.selectInitialTrack()}},v.onError=function(l,e){if(T.prototype.onError.call(this,l,e),e.fatal||!e.context)return;e.context.type===w.PlaylistContextType.AUDIO_TRACK&&e.context.id===this.trackId&&e.context.groupId===this.groupId&&this.retryLoadingOrFail(e)},v.setAudioTrack=function(l){var e=this.tracksInGroup;if(l<0||l>=e.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var o=e[this.trackId];this.log("Now switching to audio-track index "+l);var a=e[l],c=a.id,d=a.groupId,s=d===void 0?"":d,f=a.name,u=a.type,n=a.url;if(this.trackId=l,this.trackName=f,this.selectDefaultTrack=!1,this.hls.trigger(P.Events.AUDIO_TRACK_SWITCHING,{id:c,groupId:s,name:f,type:u,url:n}),a.details&&!a.details.live)return;var r=this.switchParams(a.url,o==null?void 0:o.details);this.loadPlaylist(r)},v.selectInitialTrack=function(){var l=this.tracksInGroup;console.assert(l.length,"Initial audio track should be selected when tracks are known");var e=this.trackName,o=this.findTrackId(e)||this.findTrackId();o!==-1?this.setAudioTrack(o):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},v.findTrackId=function(l){for(var e=this.tracksInGroup,o=0;o<e.length;o++){var a=e[o];if((!this.selectDefaultTrack||a.default)&&(!l||l===a.name))return a.id}return-1},v.loadPlaylist=function(l){var e=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(e)){var o=e.id,a=e.groupId,c=e.url;if(l)try{c=l.addDirectives(c)}catch(d){this.warn("Could not construct new URL with HLS Delivery Directives: "+d)}this.log("loading audio-track playlist for id: "+o),this.clearTimer(),this.hls.trigger(P.Events.AUDIO_TRACK_LOADING,{url:c,id:o,groupId:a,deliveryDirectives:l||null})}},A(y,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(l){this.selectDefaultTrack=!1,this.setAudioTrack(l)}}]),y}(D.default);M.default=E},"./src/controller/base-playlist-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return A});var P=x("./src/polyfills/number.ts"),C=x("./src/types/level.ts"),D=x("./src/controller/level-helper.ts"),w=x("./src/utils/logger.ts"),O=x("./src/errors.ts"),A=function(){function S(E,T){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=w.logger.log.bind(w.logger,T+":"),this.warn=w.logger.warn.bind(w.logger,T+":"),this.hls=E}var p=S.prototype;return p.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},p.onError=function(T,y){y.fatal&&y.type===O.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},p.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},p.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},p.stopLoad=function(){this.canLoad=!1,this.clearTimer()},p.switchParams=function(T,y){var v=y==null?void 0:y.renditionReports;if(v)for(var h=0;h<v.length;h++){var l=v[h],e=""+l.URI;if(e===T.substr(-e.length)){var o=parseInt(l["LAST-MSN"]),a=parseInt(l["LAST-PART"]);if(y&&this.hls.config.lowLatencyMode){var c=Math.min(y.age-y.partTarget,y.targetduration);a!==void 0&&c>y.partTarget&&(a+=1)}if(Object(P.isFiniteNumber)(o))return new C.HlsUrlParameters(o,Object(P.isFiniteNumber)(a)?a:void 0,C.HlsSkip.No)}}},p.loadPlaylist=function(T){},p.shouldLoadTrack=function(T){return this.canLoad&&T&&!!T.url&&(!T.details||T.details.live)},p.playlistLoaded=function(T,y,v){var h=this,l=y.details,e=y.stats,o=e.loading.end?Math.max(0,self.performance.now()-e.loading.end):0;if(l.advancedDateTime=Date.now()-o,l.live||v!=null&&v.live){if(l.reloaded(v),v&&this.log("live playlist "+T+" "+(l.advanced?"REFRESHED "+l.lastPartSn+"-"+l.lastPartIndex:"MISSED")),v&&l.fragments.length>0&&Object(D.mergeDetails)(v,l),!this.canLoad||!l.live)return;var a,c=void 0,d=void 0;if(l.canBlockReload&&l.endSN&&l.advanced){var s=this.hls.config.lowLatencyMode,f=l.lastPartSn,u=l.endSN,n=l.lastPartIndex,r=n!==-1,t=f===u,i=s?0:n;r?(c=t?u+1:f,d=t?i:n+1):c=u+1;var m=l.age,g=m+l.ageHeader,b=Math.min(g-l.partTarget,l.targetduration*1.5);if(b>0){if(v&&b>v.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+v.tuneInGoal+" to: "+b+" with playlist age: "+l.age),b=0;else{var L=Math.floor(b/l.targetduration);if(c+=L,d!==void 0){var R=Math.round(b%l.targetduration/l.partTarget);d+=R}this.log("CDN Tune-in age: "+l.ageHeader+"s last advanced "+m.toFixed(2)+"s goal: "+b+" skip sn "+L+" to part "+d)}l.tuneInGoal=b}if(a=this.getDeliveryDirectives(l,y.deliveryDirectives,c,d),s||!t){this.loadPlaylist(a);return}}else a=this.getDeliveryDirectives(l,y.deliveryDirectives,c,d);var I=Object(D.computeReloadInterval)(l,e);c!==void 0&&l.canBlockReload&&(I-=l.partTarget||1),this.log("reload live playlist "+T+" in "+Math.round(I)+" ms"),this.timer=self.setTimeout(function(){return h.loadPlaylist(a)},I)}else this.clearTimer()},p.getDeliveryDirectives=function(T,y,v,h){var l=Object(C.getSkipValue)(T,v);return y!=null&&y.skip&&T.deltaUpdateFailed&&(v=y.msn,h=y.part,l=C.HlsSkip.No),new C.HlsUrlParameters(v,h,l)},p.retryLoadingOrFail=function(T){var y=this,v=this.hls.config,h=this.retryCount<v.levelLoadingMaxRetry;if(h){var l;if(this.retryCount++,T.details.indexOf("LoadTimeOut")>-1&&(l=T.context)!==null&&l!==void 0&&l.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+T.details+'"'),this.loadPlaylist();else{var e=Math.min(Math.pow(2,this.retryCount)*v.levelLoadingRetryDelay,v.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return y.loadPlaylist()},e),this.warn("retry playlist loading #"+this.retryCount+" in "+e+' ms after "'+T.details+'"')}}else this.warn('cannot recover from error "'+T.details+'"'),this.clearTimer(),T.fatal=!0;return h},S}()},"./src/controller/base-stream-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"State",function(){return u}),x.d(M,"default",function(){return n});var P=x("./src/polyfills/number.ts"),C=x("./src/task-loop.ts"),D=x("./src/controller/fragment-tracker.ts"),w=x("./src/utils/buffer-helper.ts"),O=x("./src/utils/logger.ts"),A=x("./src/events.ts"),S=x("./src/errors.ts"),p=x("./src/types/transmuxer.ts"),E=x("./src/utils/mp4-tools.ts"),T=x("./src/utils/discontinuities.ts"),y=x("./src/controller/fragment-finders.ts"),v=x("./src/controller/level-helper.ts"),h=x("./src/loader/fragment-loader.ts"),l=x("./src/crypt/decrypter.ts"),e=x("./src/utils/time-ranges.ts"),o=x("./src/types/loader.ts");function a(r,t){for(var i=0;i<t.length;i++){var m=t[i];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(r,m.key,m)}}function c(r,t,i){return t&&a(r.prototype,t),i&&a(r,i),r}function d(r){if(r===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return r}function s(r,t){r.prototype=Object.create(t.prototype),r.prototype.constructor=r,f(r,t)}function f(r,t){return f=Object.setPrototypeOf||function(m,g){return m.__proto__=g,m},f(r,t)}var u={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},n=function(r){s(t,r);function t(m,g,b){var L;return L=r.call(this)||this,L.hls=void 0,L.fragPrevious=null,L.fragCurrent=null,L.fragmentTracker=void 0,L.transmuxer=null,L._state=u.STOPPED,L.media=void 0,L.mediaBuffer=void 0,L.config=void 0,L.bitrateTest=!1,L.lastCurrentTime=0,L.nextLoadPosition=0,L.startPosition=0,L.loadedmetadata=!1,L.fragLoadError=0,L.retryDate=0,L.levels=null,L.fragmentLoader=void 0,L.levelLastLoaded=null,L.startFragRequested=!1,L.decrypter=void 0,L.initPTS=[],L.onvseeking=null,L.onvended=null,L.logPrefix="",L.log=void 0,L.warn=void 0,L.logPrefix=b,L.log=O.logger.log.bind(O.logger,b+":"),L.warn=O.logger.warn.bind(O.logger,b+":"),L.hls=m,L.fragmentLoader=new h.default(m.config),L.fragmentTracker=g,L.config=m.config,L.decrypter=new l.default(m,m.config),m.on(A.Events.KEY_LOADED,L.onKeyLoaded,d(L)),L}var i=t.prototype;return i.doTick=function(){this.onTickEnd()},i.onTickEnd=function(){},i.startLoad=function(g){},i.stopLoad=function(){this.fragmentLoader.abort();var g=this.fragCurrent;g&&this.fragmentTracker.removeFragment(g),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=u.STOPPED},i._streamEnded=function(g,b){var L=this.fragCurrent,R=this.fragmentTracker;if(!b.live&&L&&L.sn===b.endSN&&!g.nextStart){var I=R.getState(L);return I===D.FragmentState.PARTIAL||I===D.FragmentState.OK}return!1},i.onMediaAttached=function(g,b){var L=this.media=this.mediaBuffer=b.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),L.addEventListener("seeking",this.onvseeking),L.addEventListener("ended",this.onvended);var R=this.config;this.levels&&R.autoStartLoad&&this.state===u.STOPPED&&this.startLoad(R.startPosition)},i.onMediaDetaching=function(){var g=this.media;g!=null&&g.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),g&&(g.removeEventListener("seeking",this.onvseeking),g.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},i.onMediaSeeking=function(){var g=this.config,b=this.fragCurrent,L=this.media,R=this.mediaBuffer,I=this.state,k=L?L.currentTime:0,j=w.BufferHelper.bufferInfo(R||L,k,g.maxBufferHole);if(this.log("media seeking to "+(Object(P.isFiniteNumber)(k)?k.toFixed(3):k)+", state: "+I),I===u.ENDED)this.resetLoadingState();else if(b&&!j.len){var z=g.maxFragLookUpTolerance,H=b.start-z,Q=b.start+b.duration+z,oe=k>Q;(k<H||oe)&&(oe&&b.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),b.loader.abort()),this.resetLoadingState())}L&&(this.lastCurrentTime=k),!this.loadedmetadata&&!j.len&&(this.nextLoadPosition=this.startPosition=k),this.tickImmediate()},i.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},i.onKeyLoaded=function(g,b){if(this.state!==u.KEY_LOADING||b.frag!==this.fragCurrent||!this.levels)return;this.state=u.IDLE;var L=this.levels[b.frag.level].details;L&&this.loadFragment(b.frag,L,b.frag.start)},i.onHandlerDestroying=function(){this.stopLoad(),r.prototype.onHandlerDestroying.call(this)},i.onHandlerDestroyed=function(){this.state=u.STOPPED,this.hls.off(A.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,r.prototype.onHandlerDestroyed.call(this)},i.loadKey=function(g,b){this.log("Loading key for "+g.sn+" of ["+b.startSN+"-"+b.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level),this.state=u.KEY_LOADING,this.fragCurrent=g,this.hls.trigger(A.Events.KEY_LOADING,{frag:g})},i.loadFragment=function(g,b,L){this._loadFragForPlayback(g,b,L)},i._loadFragForPlayback=function(g,b,L){var R=this,I=function(j){if(R.fragContextChanged(g)){R.warn("Fragment "+g.sn+(j.part?" p: "+j.part.index:"")+" of level "+g.level+" was dropped during download."),R.fragmentTracker.removeFragment(g);return}g.stats.chunkCount++,R._handleFragmentLoadProgress(j)};this._doFragLoad(g,b,L,I).then(function(k){if(!k)return;R.fragLoadError=0;var j=R.state;if(R.fragContextChanged(g)){(j===u.FRAG_LOADING||j===u.BACKTRACKING||!R.fragCurrent&&j===u.PARSING)&&(R.fragmentTracker.removeFragment(g),R.state=u.IDLE);return}if("payload"in k&&(R.log("Loaded fragment "+g.sn+" of level "+g.level),R.hls.trigger(A.Events.FRAG_LOADED,k),R.state===u.BACKTRACKING)){R.fragmentTracker.backtrack(g,k),R.resetFragmentLoading(g);return}R._handleFragmentLoadComplete(k)}).catch(function(k){R.warn(k),R.resetFragmentLoading(g)})},i.flushMainBuffer=function(g,b,L){if(L===void 0&&(L=null),!(g-b))return;var R={startOffset:g,endOffset:b,type:L};this.fragLoadError=0,this.hls.trigger(A.Events.BUFFER_FLUSHING,R)},i._loadInitSegment=function(g){var b=this;this._doFragLoad(g).then(function(L){if(!L||b.fragContextChanged(g)||!b.levels)throw new Error("init load aborted");return L}).then(function(L){var R=b.hls,I=L.payload,k=g.decryptdata;if(I&&I.byteLength>0&&k&&k.key&&k.iv&&k.method==="AES-128"){var j=self.performance.now();return b.decrypter.webCryptoDecrypt(new Uint8Array(I),k.key.buffer,k.iv.buffer).then(function(z){var H=self.performance.now();return R.trigger(A.Events.FRAG_DECRYPTED,{frag:g,payload:z,stats:{tstart:j,tdecrypt:H}}),L.payload=z,L})}return L}).then(function(L){var R=b.fragCurrent,I=b.hls,k=b.levels;if(!k)throw new Error("init load aborted, missing levels");var j=k[g.level].details;console.assert(j,"Level details are defined when init segment is loaded");var z=g.stats;b.state=u.IDLE,b.fragLoadError=0,g.data=new Uint8Array(L.payload),z.parsing.start=z.buffering.start=self.performance.now(),z.parsing.end=z.buffering.end=self.performance.now(),L.frag===R&&I.trigger(A.Events.FRAG_BUFFERED,{stats:z,frag:R,part:null,id:g.type}),b.tick()}).catch(function(L){b.warn(L),b.resetFragmentLoading(g)})},i.fragContextChanged=function(g){var b=this.fragCurrent;return!g||!b||g.level!==b.level||g.sn!==b.sn||g.urlId!==b.urlId},i.fragBufferedComplete=function(g,b){var L=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+g.type+" sn: "+g.sn+(b?" part: "+b.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+g.level+" "+e.default.toString(w.BufferHelper.getBuffered(L))),this.state=u.IDLE,this.tick()},i._handleFragmentLoadComplete=function(g){var b=this.transmuxer;if(!b)return;var L=g.frag,R=g.part,I=g.partsLoaded,k=!I||I.length===0||I.some(function(z){return!z}),j=new p.ChunkMetadata(L.level,L.sn,L.stats.chunkCount+1,0,R?R.index:-1,!k);b.flush(j)},i._handleFragmentLoadProgress=function(g){},i._doFragLoad=function(g,b,L,R){var I=this;if(L===void 0&&(L=null),!this.levels)throw new Error("frag load aborted, missing levels");if(L=Math.max(g.start,L||0),this.config.lowLatencyMode&&b){var k=b.partList;if(k&&R){L>g.end&&b.fragmentHint&&(g=b.fragmentHint);var j=this.getNextPart(k,g,L);if(j>-1){var z=k[j];return this.log("Loading part sn: "+g.sn+" p: "+z.index+" cc: "+g.cc+" of playlist ["+b.startSN+"-"+b.endSN+"] parts [0-"+j+"-"+(k.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(L.toFixed(3))),this.nextLoadPosition=z.start+z.duration,this.state=u.FRAG_LOADING,this.hls.trigger(A.Events.FRAG_LOADING,{frag:g,part:k[j],targetBufferTime:L}),this.doFragPartsLoad(g,k,j,R).catch(function(H){return I.handleFragLoadError(H)})}else if(!g.url||this.loadedEndOfParts(k,L))return Promise.resolve(null)}}return this.log("Loading fragment "+g.sn+" cc: "+g.cc+" "+(b?"of ["+b.startSN+"-"+b.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+g.level+", target: "+parseFloat(L.toFixed(3))),Object(P.isFiniteNumber)(g.sn)&&!this.bitrateTest&&(this.nextLoadPosition=g.start+g.duration),this.state=u.FRAG_LOADING,this.hls.trigger(A.Events.FRAG_LOADING,{frag:g,targetBufferTime:L}),this.fragmentLoader.load(g,R).catch(function(H){return I.handleFragLoadError(H)})},i.doFragPartsLoad=function(g,b,L,R){var I=this;return new Promise(function(k,j){var z=[],H=function Q(oe){var q=b[oe];I.fragmentLoader.loadPart(g,q,R).then(function(ne){z[q.index]=ne;var re=ne.part;I.hls.trigger(A.Events.FRAG_LOADED,ne);var B=b[oe+1];if(B&&B.fragment===g)Q(oe+1);else return k({frag:g,part:re,partsLoaded:z})}).catch(j)};H(L)})},i.handleFragLoadError=function(g){var b=g.data;return b&&b.details===S.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(b.frag,b.part):this.hls.trigger(A.Events.ERROR,b),null},i._handleTransmuxerFlush=function(g){var b=this.getCurrentContext(g);if(!b||this.state!==u.PARSING){this.fragCurrent||(this.state=u.IDLE);return}var L=b.frag,R=b.part,I=b.level,k=self.performance.now();L.stats.parsing.end=k,R&&(R.stats.parsing.end=k),this.updateLevelTiming(L,R,I,g.partial)},i.getCurrentContext=function(g){var b=this.levels,L=g.level,R=g.sn,I=g.part;if(!b||!b[L])return this.warn("Levels object was unset while buffering fragment "+R+" of level "+L+". The current chunk will not be buffered."),null;var k=b[L],j=I>-1?Object(v.getPartWith)(k,R,I):null,z=j?j.fragment:Object(v.getFragmentWithSN)(k,R,this.fragCurrent);return z?{frag:z,part:j,level:k}:null},i.bufferFragmentData=function(g,b,L,R){if(!g||this.state!==u.PARSING)return;var I=g.data1,k=g.data2,j=I;if(I&&k&&(j=Object(E.appendUint8Array)(I,k)),!j||!j.length)return;var z={type:g.type,frag:b,part:L,chunkMeta:R,parent:b.type,data:j};this.hls.trigger(A.Events.BUFFER_APPENDING,z),g.dropped&&g.independent&&!L&&this.flushBufferGap(b)},i.flushBufferGap=function(g){var b=this.media;if(!b)return;if(!w.BufferHelper.isBuffered(b,b.currentTime)){this.flushMainBuffer(0,g.start);return}var L=b.currentTime,R=w.BufferHelper.bufferInfo(b,L,0),I=g.duration,k=Math.min(this.config.maxFragLookUpTolerance*2,I*.25),j=Math.max(Math.min(g.start-k,R.end-k),L+k);g.start-j>k&&this.flushMainBuffer(j,g.start)},i.getFwdBufferInfo=function(g,b){var L=this.config,R=this.getLoadPosition();if(!Object(P.isFiniteNumber)(R))return null;var I=w.BufferHelper.bufferInfo(g,R,L.maxBufferHole);if(I.len===0&&I.nextStart!==void 0){var k=this.fragmentTracker.getBufferedFrag(R,b);if(k&&I.nextStart<k.end)return w.BufferHelper.bufferInfo(g,R,Math.max(I.nextStart,L.maxBufferHole))}return I},i.getMaxBufferLength=function(g){var b=this.config,L;return g?L=Math.max(8*b.maxBufferSize/g,b.maxBufferLength):L=b.maxBufferLength,Math.min(L,b.maxMaxBufferLength)},i.reduceMaxBufferLength=function(g){var b=this.config,L=g||b.maxBufferLength;return b.maxMaxBufferLength>=L?(b.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+b.maxMaxBufferLength+"s"),!0):!1},i.getNextFragment=function(g,b){var L,R,I=b.fragments,k=I.length;if(!k)return null;var j=this.config,z=I[0].start,H;if(b.live){var Q=j.initialLiveManifestSize;if(k<Q)return this.warn("Not enough fragments to start playback (have: "+k+", need: "+Q+")"),null;!b.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(H=this.getInitialLiveFragment(b,I),this.startPosition=H?this.hls.liveSyncPosition||H.start:g)}else g<=z&&(H=I[0]);if(!H){var oe=j.lowLatencyMode?b.partEnd:b.fragmentEnd;H=this.getFragmentAtPosition(g,oe,b)}return(L=H)!==null&&L!==void 0&&L.initSegment&&!((R=H)!==null&&R!==void 0&&R.initSegment.data)&&!this.bitrateTest&&(H=H.initSegment),H},i.getNextPart=function(g,b,L){for(var R=-1,I=!1,k=!0,j=0,z=g.length;j<z;j++){var H=g[j];if(k=k&&!H.independent,R>-1&&L<H.start)break;var Q=H.loaded;!Q&&(I||H.independent||k)&&H.fragment===b&&(R=j),I=Q}return R},i.loadedEndOfParts=function(g,b){var L=g[g.length-1];return L&&b>L.start&&L.loaded},i.getInitialLiveFragment=function(g,b){var L=this.fragPrevious,R=null;if(L){if(g.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+L.programDateTime),R=Object(y.findFragmentByPDT)(b,L.endProgramDateTime,this.config.maxFragLookUpTolerance)),!R){var I=L.sn+1;if(I>=g.startSN&&I<=g.endSN){var k=b[I-g.startSN];L.cc===k.cc&&(R=k,this.log("Live playlist, switching playlist, load frag with next SN: "+R.sn))}R||(R=Object(y.findFragWithCC)(b,L.cc),R&&this.log("Live playlist, switching playlist, load frag with same CC: "+R.sn))}}else{var j=this.hls.liveSyncPosition;j!==null&&(R=this.getFragmentAtPosition(j,this.bitrateTest?g.fragmentEnd:g.edge,g))}return R},i.getFragmentAtPosition=function(g,b,L){var R=this.config,I=this.fragPrevious,k=L.fragments,j=L.endSN,z=L.fragmentHint,H=R.maxFragLookUpTolerance,Q=!!(R.lowLatencyMode&&L.partList&&z);Q&&z&&!this.bitrateTest&&(k=k.concat(z),j=z.sn);var oe;if(g<b){var q=g>b-H?0:H;oe=Object(y.findFragmentByPTS)(I,k,g,q)}else oe=k[k.length-1];if(oe){var ne=oe.sn-L.startSN,re=I&&oe.level===I.level,B=k[ne+1],K=this.fragmentTracker.getState(oe);if(K===D.FragmentState.BACKTRACKED){oe=null;for(var Y=ne;k[Y]&&this.fragmentTracker.getState(k[Y])===D.FragmentState.BACKTRACKED;)I?oe=k[Y--]:oe=k[--Y];oe||(oe=B)}else I&&oe.sn===I.sn&&!Q&&(re&&(oe.sn<j&&this.fragmentTracker.getState(B)!==D.FragmentState.OK?(this.log("SN "+oe.sn+" just loaded, load next one: "+B.sn),oe=B):oe=null))}return oe},i.synchronizeToLiveEdge=function(g){var b=this.config,L=this.media;if(!L)return;var R=this.hls.liveSyncPosition,I=L.currentTime,k=g.fragments[0].start,j=g.edge,z=I>=k-b.maxFragLookUpTolerance&&I<=j;if(R!==null&&L.duration>R&&(I<R||!z)){var H=b.liveMaxLatencyDuration!==void 0?b.liveMaxLatencyDuration:b.liveMaxLatencyDurationCount*g.targetduration;(!z&&L.readyState<4||I<j-H)&&(this.loadedmetadata||(this.nextLoadPosition=R),L.readyState&&(this.warn("Playback: "+I.toFixed(3)+" is located too far from the end of live sliding playlist: "+j+", reset currentTime to : "+R.toFixed(3)),L.currentTime=R))}},i.alignPlaylists=function(g,b){var L=this.levels,R=this.levelLastLoaded,I=this.fragPrevious,k=R!==null?L[R]:null,j=g.fragments.length;if(!j)return this.warn("No fragments in live playlist"),0;var z=g.fragments[0].start,H=!b,Q=g.alignedSliding&&Object(P.isFiniteNumber)(z);if(H||!Q&&!z){Object(T.alignStream)(I,k,g);var oe=g.fragments[0].start;return this.log("Live playlist sliding: "+oe.toFixed(2)+" start-sn: "+(b?b.startSN:"na")+"->"+g.startSN+" prev-sn: "+(I?I.sn:"na")+" fragments: "+j),oe}return z},i.waitForCdnTuneIn=function(g){var b=3;return g.live&&g.canBlockReload&&g.tuneInGoal>Math.max(g.partHoldBack,g.partTarget*b)},i.setStartPosition=function(g,b){var L=this.startPosition;if(L<b&&(L=-1),L===-1||this.lastCurrentTime===-1){var R=g.startTimeOffset;Object(P.isFiniteNumber)(R)?(L=b+R,R<0&&(L+=g.totalduration),L=Math.min(Math.max(b,L),b+g.totalduration),this.log("Start time offset "+R+" found in playlist, adjust startPosition to "+L),this.startPosition=L):g.live?L=this.hls.liveSyncPosition||b:this.startPosition=L=0,this.lastCurrentTime=L}this.nextLoadPosition=L},i.getLoadPosition=function(){var g=this.media,b=0;return this.loadedmetadata&&g?b=g.currentTime:this.nextLoadPosition&&(b=this.nextLoadPosition),b},i.handleFragLoadAborted=function(g,b){this.transmuxer&&g.sn!=="initSegment"&&g.stats.aborted&&(this.warn("Fragment "+g.sn+(b?" part"+b.index:"")+" of level "+g.level+" was aborted"),this.resetFragmentLoading(g))},i.resetFragmentLoading=function(g){(!this.fragCurrent||!this.fragContextChanged(g))&&(this.state=u.IDLE)},i.onFragmentOrKeyLoadError=function(g,b){if(b.fatal)return;var L=b.frag;if(!L||L.type!==g)return;var R=this.fragCurrent;console.assert(R&&L.sn===R.sn&&L.level===R.level&&L.urlId===R.urlId,"Frag load error must match current frag to retry");var I=this.config;if(this.fragLoadError+1<=I.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(L.level))return;var k=Math.min(Math.pow(2,this.fragLoadError)*I.fragLoadingRetryDelay,I.fragLoadingMaxRetryTimeout);this.warn("Fragment "+L.sn+" of "+g+" "+L.level+" failed to load, retrying in "+k+"ms"),this.retryDate=self.performance.now()+k,this.fragLoadError++,this.state=u.FRAG_LOADING_WAITING_RETRY}else b.levelRetry?(g===o.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=u.IDLE):(O.logger.error(b.details+" reaches max retry, redispatch as fatal ..."),b.fatal=!0,this.hls.stopLoad(),this.state=u.ERROR)},i.afterBufferFlushed=function(g,b,L){if(!g)return;var R=w.BufferHelper.getBuffered(g);this.fragmentTracker.detectEvictedFragments(b,R,L),this.state===u.ENDED&&this.resetLoadingState()},i.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=u.IDLE},i.resetLiveStartWhenNotLoaded=function(g){if(!this.loadedmetadata){this.startFragRequested=!1;var b=this.levels?this.levels[g].details:null;if(b!=null&&b.live)return this.startPosition=-1,this.setStartPosition(b,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},i.updateLevelTiming=function(g,b,L,R){var I=this,k=L.details;console.assert(!!k,"level.details must be defined");var j=Object.keys(g.elementaryStreams).reduce(function(z,H){var Q=g.elementaryStreams[H];if(Q){var oe=Q.endPTS-Q.startPTS;if(oe<=0)return I.warn("Could not parse fragment "+g.sn+" "+H+" duration reliably ("+oe+") resetting transmuxer to fallback to playlist timing"),I.resetTransmuxer(),z||!1;var q=R?0:Object(v.updateFragPTSDTS)(k,g,Q.startPTS,Q.endPTS,Q.startDTS,Q.endDTS);return I.hls.trigger(A.Events.LEVEL_PTS_UPDATED,{details:k,level:L,drift:q,type:H,frag:g,start:Q.startPTS,end:Q.endPTS}),!0}return z},!1);j?(this.state=u.PARSED,this.hls.trigger(A.Events.FRAG_PARSED,{frag:g,part:b})):this.resetLoadingState()},i.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},c(t,[{key:"state",get:function(){return this._state},set:function(g){var b=this._state;b!==g&&(this._state=g,this.log(b+"->"+g))}}]),t}(C.default)},"./src/controller/buffer-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return y});var P=x("./src/polyfills/number.ts"),C=x("./src/events.ts"),D=x("./src/utils/logger.ts"),w=x("./src/errors.ts"),O=x("./src/utils/buffer-helper.ts"),A=x("./src/utils/mediasource-helper.ts"),S=x("./src/loader/fragment.ts"),p=x("./src/controller/buffer-operation-queue.ts"),E=Object(A.getMediaSource)(),T=/([ha]vc.)(?:\.[^.,]+)+/,y=function(){function v(l){var e=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var o=e.hls,a=e.media,c=e.mediaSource;D.logger.log("[buffer-controller]: Media source opened"),a&&(e.updateMediaElementDuration(),o.trigger(C.Events.MEDIA_ATTACHED,{media:a})),c&&c.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){D.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){D.logger.log("[buffer-controller]: Media source ended")},this.hls=l,this._initSourceBuffer(),this.registerListeners()}var h=v.prototype;return h.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},h.destroy=function(){this.unregisterListeners(),this.details=null},h.registerListeners=function(){var e=this.hls;e.on(C.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(C.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(C.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(C.Events.BUFFER_RESET,this.onBufferReset,this),e.on(C.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.on(C.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(C.Events.BUFFER_EOS,this.onBufferEos,this),e.on(C.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(C.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(C.Events.FRAG_PARSED,this.onFragParsed,this),e.on(C.Events.FRAG_CHANGED,this.onFragChanged,this)},h.unregisterListeners=function(){var e=this.hls;e.off(C.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(C.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(C.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(C.Events.BUFFER_RESET,this.onBufferReset,this),e.off(C.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.off(C.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(C.Events.BUFFER_EOS,this.onBufferEos,this),e.off(C.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(C.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(C.Events.FRAG_PARSED,this.onFragParsed,this),e.off(C.Events.FRAG_CHANGED,this.onFragChanged,this)},h._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new p.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},h.onManifestParsed=function(e,o){var a=2;(o.audio&&!o.video||!o.altAudio)&&(a=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=a,this.details=null,D.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},h.onMediaAttaching=function(e,o){var a=this.media=o.media;if(a&&E){var c=this.mediaSource=new E;c.addEventListener("sourceopen",this._onMediaSourceOpen),c.addEventListener("sourceended",this._onMediaSourceEnded),c.addEventListener("sourceclose",this._onMediaSourceClose),a.src=self.URL.createObjectURL(c),this._objectUrl=a.src}},h.onMediaDetaching=function(){var e=this.media,o=this.mediaSource,a=this._objectUrl;if(o){if(D.logger.log("[buffer-controller]: media source detaching"),o.readyState==="open")try{o.endOfStream()}catch(c){D.logger.warn("[buffer-controller]: onMediaDetaching: "+c.message+" while calling endOfStream")}this.onBufferReset(),o.removeEventListener("sourceopen",this._onMediaSourceOpen),o.removeEventListener("sourceended",this._onMediaSourceEnded),o.removeEventListener("sourceclose",this._onMediaSourceClose),e&&(a&&self.URL.revokeObjectURL(a),e.src===a?(e.removeAttribute("src"),e.load()):D.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(C.Events.MEDIA_DETACHED,void 0)},h.onBufferReset=function(){var e=this;this.getSourceBufferTypes().forEach(function(o){var a=e.sourceBuffer[o];try{a&&(e.removeBufferListeners(o),e.mediaSource&&e.mediaSource.removeSourceBuffer(a),e.sourceBuffer[o]=void 0)}catch(c){D.logger.warn("[buffer-controller]: Failed to reset the "+o+" buffer",c)}}),this._initSourceBuffer()},h.onBufferCodecs=function(e,o){var a=this,c=this.getSourceBufferTypes().length;if(Object.keys(o).forEach(function(d){if(c){var s=a.tracks[d];if(s&&typeof s.buffer.changeType=="function"){var f=o[d],u=f.codec,n=f.levelCodec,r=f.container,t=(s.levelCodec||s.codec).replace(T,"$1"),i=(n||u).replace(T,"$1");if(t!==i){var m=r+";codecs="+(n||u);a.appendChangeType(d,m)}}}else a.pendingTracks[d]=o[d]}),c)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},h.appendChangeType=function(e,o){var a=this,c=this.operationQueue,d={execute:function(){var f=a.sourceBuffer[e];f&&(D.logger.log("[buffer-controller]: changing "+e+" sourceBuffer type to "+o),f.changeType(o)),c.shiftAndExecuteNext(e)},onStart:function(){},onComplete:function(){},onError:function(f){D.logger.warn("[buffer-controller]: Failed to change "+e+" SourceBuffer type",f)}};c.append(d,e)},h.onBufferAppending=function(e,o){var a=this,c=this.hls,d=this.operationQueue,s=this.tracks,f=o.data,u=o.type,n=o.frag,r=o.part,t=o.chunkMeta,i=t.buffering[u],m=self.performance.now();i.start=m;var g=n.stats.buffering,b=r?r.stats.buffering:null;g.start===0&&(g.start=m),b&&b.start===0&&(b.start=m);var L=s.audio,R=u==="audio"&&t.id===1&&(L==null?void 0:L.container)==="audio/mpeg",I={execute:function(){if(i.executeStart=self.performance.now(),R){var j=a.sourceBuffer[u];if(j){var z=n.start-j.timestampOffset;Math.abs(z)>=.1&&(D.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+n.start+" (delta: "+z+") sn: "+n.sn+")"),j.timestampOffset=n.start)}}a.appendExecutor(f,u)},onStart:function(){},onComplete:function(){var j=self.performance.now();i.executeEnd=i.end=j,g.first===0&&(g.first=j),b&&b.first===0&&(b.first=j);var z=a.sourceBuffer,H={};for(var Q in z)H[Q]=O.BufferHelper.getBuffered(z[Q]);a.appendError=0,a.hls.trigger(C.Events.BUFFER_APPENDED,{type:u,frag:n,part:r,chunkMeta:t,parent:n.type,timeRanges:H})},onError:function(j){D.logger.error("[buffer-controller]: Error encountered while trying to append to the "+u+" SourceBuffer",j);var z={type:w.ErrorTypes.MEDIA_ERROR,parent:n.type,details:w.ErrorDetails.BUFFER_APPEND_ERROR,err:j,fatal:!1};j.code===DOMException.QUOTA_EXCEEDED_ERR?z.details=w.ErrorDetails.BUFFER_FULL_ERROR:(a.appendError++,z.details=w.ErrorDetails.BUFFER_APPEND_ERROR,a.appendError>c.config.appendErrorMaxRetry&&(D.logger.error("[buffer-controller]: Failed "+c.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),z.fatal=!0)),c.trigger(C.Events.ERROR,z)}};d.append(I,u)},h.onBufferFlushing=function(e,o){var a=this,c=this.operationQueue,d=function(f){return{execute:a.removeExecutor.bind(a,f,o.startOffset,o.endOffset),onStart:function(){},onComplete:function(){a.hls.trigger(C.Events.BUFFER_FLUSHED,{type:f})},onError:function(n){D.logger.warn("[buffer-controller]: Failed to remove from "+f+" SourceBuffer",n)}}};o.type?c.append(d(o.type),o.type):this.getSourceBufferTypes().forEach(function(s){c.append(d(s),s)})},h.onFragParsed=function(e,o){var a=this,c=o.frag,d=o.part,s=[],f=d?d.elementaryStreams:c.elementaryStreams;f[S.ElementaryStreamTypes.AUDIOVIDEO]?s.push("audiovideo"):(f[S.ElementaryStreamTypes.AUDIO]&&s.push("audio"),f[S.ElementaryStreamTypes.VIDEO]&&s.push("video"));var u=function(){var r=self.performance.now();c.stats.buffering.end=r,d&&(d.stats.buffering.end=r);var t=d?d.stats:c.stats;a.hls.trigger(C.Events.FRAG_BUFFERED,{frag:c,part:d,stats:t,id:c.type})};s.length===0&&D.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+c.type+" level: "+c.level+" sn: "+c.sn),this.blockBuffers(u,s)},h.onFragChanged=function(e,o){this.flushBackBuffer()},h.onBufferEos=function(e,o){var a=this,c=this.getSourceBufferTypes().reduce(function(d,s){var f=a.sourceBuffer[s];return(!o.type||o.type===s)&&(f&&!f.ended&&(f.ended=!0,D.logger.log("[buffer-controller]: "+s+" sourceBuffer now EOS"))),d&&!!(!f||f.ended)},!0);c&&this.blockBuffers(function(){var d=a.mediaSource;if(!d||d.readyState!=="open")return;d.endOfStream()})},h.onLevelUpdated=function(e,o){var a=o.details;if(!a.fragments.length)return;this.details=a,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},h.flushBackBuffer=function(){var e=this.hls,o=this.details,a=this.media,c=this.sourceBuffer;if(!a||o===null)return;var d=this.getSourceBufferTypes();if(!d.length)return;var s=o.live&&e.config.liveBackBufferLength!==null?e.config.liveBackBufferLength:e.config.backBufferLength;if(!Object(P.isFiniteNumber)(s)||s<0)return;var f=a.currentTime,u=o.levelTargetDuration,n=Math.max(s,u),r=Math.floor(f/u)*u-n;d.forEach(function(t){var i=c[t];if(i){var m=O.BufferHelper.getBuffered(i);m.length>0&&r>m.start(0)&&(e.trigger(C.Events.BACK_BUFFER_REACHED,{bufferEnd:r}),o.live&&e.trigger(C.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:r}),e.trigger(C.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:r,type:t}))}})},h.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var e=this.details,o=this.hls,a=this.media,c=this.mediaSource,d=e.fragments[0].start+e.totalduration,s=a.duration,f=Object(P.isFiniteNumber)(c.duration)?c.duration:0;e.live&&o.config.liveDurationInfinity?(D.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),c.duration=Infinity,this.updateSeekableRange(e)):(d>f&&d>s||!Object(P.isFiniteNumber)(s))&&(D.logger.log("[buffer-controller]: Updating Media Source duration to "+d.toFixed(3)),c.duration=d)},h.updateSeekableRange=function(e){var o=this.mediaSource,a=e.fragments,c=a.length;if(c&&e.live&&o!==null&&o!==void 0&&o.setLiveSeekableRange){var d=Math.max(0,a[0].start),s=Math.max(d,d+e.totalduration);o.setLiveSeekableRange(d,s)}},h.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,o=this.operationQueue,a=this.pendingTracks,c=Object.keys(a).length;if(c&&!e||c===2){this.createSourceBuffers(a),this.pendingTracks={};var d=this.getSourceBufferTypes();if(d.length===0){this.hls.trigger(C.Events.ERROR,{type:w.ErrorTypes.MEDIA_ERROR,details:w.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}d.forEach(function(s){o.executeNext(s)})}},h.createSourceBuffers=function(e){var o=this.sourceBuffer,a=this.mediaSource;if(!a)throw Error("createSourceBuffers called when mediaSource was null");var c=0;for(var d in e)if(!o[d]){var s=e[d];if(!s)throw Error("source buffer exists for track "+d+", however track does not");var f=s.levelCodec||s.codec,u=s.container+";codecs="+f;D.logger.log("[buffer-controller]: creating sourceBuffer("+u+")");try{var n=o[d]=a.addSourceBuffer(u),r=d;this.addBufferListener(r,"updatestart",this._onSBUpdateStart),this.addBufferListener(r,"updateend",this._onSBUpdateEnd),this.addBufferListener(r,"error",this._onSBUpdateError),this.tracks[d]={buffer:n,codec:f,container:s.container,levelCodec:s.levelCodec,id:s.id},c++}catch(t){D.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(C.Events.ERROR,{type:w.ErrorTypes.MEDIA_ERROR,details:w.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:u})}}c&&this.hls.trigger(C.Events.BUFFER_CREATED,{tracks:this.tracks})},h._onSBUpdateStart=function(e){var o=this.operationQueue,a=o.current(e);a.onStart()},h._onSBUpdateEnd=function(e){var o=this.operationQueue,a=o.current(e);a.onComplete(),o.shiftAndExecuteNext(e)},h._onSBUpdateError=function(e,o){D.logger.error("[buffer-controller]: "+e+" SourceBuffer error",o),this.hls.trigger(C.Events.ERROR,{type:w.ErrorTypes.MEDIA_ERROR,details:w.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var a=this.operationQueue.current(e);a&&a.onError(o)},h.removeExecutor=function(e,o,a){var c=this.media,d=this.mediaSource,s=this.operationQueue,f=this.sourceBuffer,u=f[e];if(!c||!d||!u){D.logger.warn("[buffer-controller]: Attempting to remove from the "+e+" SourceBuffer, but it does not exist"),s.shiftAndExecuteNext(e);return}var n=Object(P.isFiniteNumber)(c.duration)?c.duration:Infinity,r=Object(P.isFiniteNumber)(d.duration)?d.duration:Infinity,t=Math.max(0,o),i=Math.min(a,n,r);i>t?(D.logger.log("[buffer-controller]: Removing ["+t+","+i+"] from the "+e+" SourceBuffer"),console.assert(!u.updating,e+" sourceBuffer must not be updating"),u.remove(t,i)):s.shiftAndExecuteNext(e)},h.appendExecutor=function(e,o){var a=this.operationQueue,c=this.sourceBuffer,d=c[o];if(!d){D.logger.warn("[buffer-controller]: Attempting to append to the "+o+" SourceBuffer, but it does not exist"),a.shiftAndExecuteNext(o);return}d.ended=!1,console.assert(!d.updating,o+" sourceBuffer must not be updating"),d.appendBuffer(e)},h.blockBuffers=function(e,o){var a=this;if(o===void 0&&(o=this.getSourceBufferTypes()),!o.length){D.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(e);return}var c=this.operationQueue,d=o.map(function(s){return c.appendBlocker(s)});Promise.all(d).then(function(){e(),o.forEach(function(s){var f=a.sourceBuffer[s];(!f||!f.updating)&&c.shiftAndExecuteNext(s)})})},h.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},h.addBufferListener=function(e,o,a){var c=this.sourceBuffer[e];if(!c)return;var d=a.bind(this,e);this.listeners[e].push({event:o,listener:d}),c.addEventListener(o,d)},h.removeBufferListeners=function(e){var o=this.sourceBuffer[e];if(!o)return;this.listeners[e].forEach(function(a){o.removeEventListener(a.event,a.listener)})},v}()},"./src/controller/buffer-operation-queue.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return C});var P=x("./src/utils/logger.ts"),C=function(){function D(O){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=O}var w=D.prototype;return w.append=function(A,S){var p=this.queues[S];p.push(A),p.length===1&&this.buffers[S]&&this.executeNext(S)},w.insertAbort=function(A,S){var p=this.queues[S];p.unshift(A),this.executeNext(S)},w.appendBlocker=function(A){var S,p=new Promise(function(T){S=T}),E={execute:S,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(E,A),p},w.executeNext=function(A){var S=this.buffers,p=this.queues,E=S[A],T=p[A];if(T.length){var y=T[0];try{y.execute()}catch(v){P.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),y.onError(v),(!E||!E.updating)&&(T.shift(),this.executeNext(A))}}},w.shiftAndExecuteNext=function(A){this.queues[A].shift(),this.executeNext(A)},w.current=function(A){return this.queues[A][0]},D}()},"./src/controller/cap-level-controller.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/events.ts");function C(O,A){for(var S=0;S<A.length;S++){var p=A[S];p.enumerable=p.enumerable||!1,p.configurable=!0,"value"in p&&(p.writable=!0),Object.defineProperty(O,p.key,p)}}function D(O,A,S){return A&&C(O.prototype,A),S&&C(O,S),O}var w=function(){function O(S){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=S,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var A=O.prototype;return A.setStreamController=function(p){this.streamController=p},A.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},A.registerListeners=function(){var p=this.hls;p.on(P.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),p.on(P.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),p.on(P.Events.MANIFEST_PARSED,this.onManifestParsed,this),p.on(P.Events.BUFFER_CODECS,this.onBufferCodecs,this),p.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},A.unregisterListener=function(){var p=this.hls;p.off(P.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),p.off(P.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),p.off(P.Events.MANIFEST_PARSED,this.onManifestParsed,this),p.off(P.Events.BUFFER_CODECS,this.onBufferCodecs,this),p.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},A.onFpsDropLevelCapping=function(p,E){O.isLevelAllowed(E.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(E.droppedLevel)},A.onMediaAttaching=function(p,E){this.media=E.media instanceof HTMLVideoElement?E.media:null},A.onManifestParsed=function(p,E){var T=this.hls;this.restrictedLevels=[],this.firstLevel=E.firstLevel,T.config.capLevelToPlayerSize&&E.video&&this.startCapping()},A.onBufferCodecs=function(p,E){var T=this.hls;T.config.capLevelToPlayerSize&&E.video&&this.startCapping()},A.onMediaDetaching=function(){this.stopCapping()},A.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var p=this.hls.levels;if(p.length){var E=this.hls;E.autoLevelCapping=this.getMaxLevel(p.length-1),E.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=E.autoLevelCapping}}},A.getMaxLevel=function(p){var E=this,T=this.hls.levels;if(!T.length)return-1;var y=T.filter(function(v,h){return O.isLevelAllowed(h,E.restrictedLevels)&&h<=p});return this.clientRect=null,O.getMaxLevelByMediaSize(y,this.mediaWidth,this.mediaHeight)},A.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},A.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},A.getDimensions=function(){if(this.clientRect)return this.clientRect;var p=this.media,E={width:0,height:0};if(p){var T=p.getBoundingClientRect();E.width=T.width,E.height=T.height,!E.width&&!E.height&&(E.width=T.right-T.left||p.width||0,E.height=T.bottom-T.top||p.height||0)}return this.clientRect=E,E},O.isLevelAllowed=function(p,E){return E===void 0&&(E=[]),E.indexOf(p)===-1},O.getMaxLevelByMediaSize=function(p,E,T){if(!p||!p.length)return-1;for(var y=function(o,a){return a?o.width!==a.width||o.height!==a.height:!0},v=p.length-1,h=0;h<p.length;h+=1){var l=p[h];if((l.width>=E||l.height>=T)&&y(l,p[h+1])){v=h;break}}return v},D(O,[{key:"mediaWidth",get:function(){return this.getDimensions().width*O.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*O.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var p=1;try{p=self.devicePixelRatio}catch(E){}return p}}]),O}();M.default=w},"./src/controller/cmcd-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return y});var P=x("./src/events.ts"),C=x("./src/types/cmcd.ts"),D=x("./src/utils/buffer-helper.ts"),w=x("./src/utils/logger.ts");function O(v,h){for(var l=0;l<h.length;l++){var e=h[l];e.enumerable=e.enumerable||!1,e.configurable=!0,"value"in e&&(e.writable=!0),Object.defineProperty(v,e.key,e)}}function A(v,h,l){return h&&O(v.prototype,h),l&&O(v,l),v}function S(v,h){var l=typeof Symbol!="undefined"&&v[Symbol.iterator]||v["@@iterator"];if(l)return(l=l.call(v)).next.bind(l);if(Array.isArray(v)||(l=p(v))||h&&v&&typeof v.length=="number"){l&&(v=l);var e=0;return function(){return e>=v.length?{done:!0}:{done:!1,value:v[e++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function p(v,h){if(!v)return;if(typeof v=="string")return E(v,h);var l=Object.prototype.toString.call(v).slice(8,-1);if(l==="Object"&&v.constructor&&(l=v.constructor.name),l==="Map"||l==="Set")return Array.from(v);if(l==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(l))return E(v,h)}function E(v,h){(h==null||h>v.length)&&(h=v.length);for(var l=0,e=new Array(h);l<h;l++)e[l]=v[l];return e}function T(){return T=Object.assign||function(v){for(var h=1;h<arguments.length;h++){var l=arguments[h];for(var e in l)Object.prototype.hasOwnProperty.call(l,e)&&(v[e]=l[e])}return v},T.apply(this,arguments)}var y=function(){function v(l){var e=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){e.initialized&&(e.starved=!0),e.buffering=!0},this.onPlaying=function(){e.initialized||(e.initialized=!0),e.buffering=!1},this.applyPlaylistData=function(c){try{e.apply(c,{ot:C.CMCDObjectType.MANIFEST,su:!e.initialized})}catch(d){w.logger.warn("Could not generate manifest CMCD data.",d)}},this.applyFragmentData=function(c){try{var d=c.frag,s=e.hls.levels[d.level],f=e.getObjectType(d),u={d:d.duration*1e3,ot:f};(f===C.CMCDObjectType.VIDEO||f===C.CMCDObjectType.AUDIO||f==C.CMCDObjectType.MUXED)&&(u.br=s.bitrate/1e3,u.tb=e.getTopBandwidth(f),u.bl=e.getBufferLength(f)),e.apply(c,u)}catch(n){w.logger.warn("Could not generate segment CMCD data.",n)}},this.hls=l;var o=this.config=l.config,a=o.cmcd;a!=null&&(o.pLoader=this.createPlaylistLoader(),o.fLoader=this.createFragmentLoader(),this.sid=a.sessionId||v.uuid(),this.cid=a.contentId,this.useHeaders=a.useHeaders===!0,this.registerListeners())}var h=v.prototype;return h.registerListeners=function(){var e=this.hls;e.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(P.Events.MEDIA_DETACHED,this.onMediaDetached,this),e.on(P.Events.BUFFER_CREATED,this.onBufferCreated,this)},h.unregisterListeners=function(){var e=this.hls;e.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(P.Events.MEDIA_DETACHED,this.onMediaDetached,this),e.off(P.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},h.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},h.onMediaAttached=function(e,o){this.media=o.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},h.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},h.onBufferCreated=function(e,o){var a,c;this.audioBuffer=(a=o.tracks.audio)===null||a===void 0?void 0:a.buffer,this.videoBuffer=(c=o.tracks.video)===null||c===void 0?void 0:c.buffer},h.createData=function(){var e;return{v:C.CMCDVersion,sf:C.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(e=this.media)===null||e===void 0?void 0:e.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},h.apply=function(e,o){o===void 0&&(o={}),T(o,this.createData());var a=o.ot===C.CMCDObjectType.INIT||o.ot===C.CMCDObjectType.VIDEO||o.ot===C.CMCDObjectType.MUXED;if(this.starved&&a&&(o.bs=!0,o.su=!0,this.starved=!1),o.su==null&&(o.su=this.buffering),this.useHeaders){var c=v.toHeaders(o);if(!Object.keys(c).length)return;e.headers||(e.headers={}),T(e.headers,c)}else{var d=v.toQuery(o);if(!d)return;e.url=v.appendQueryToUri(e.url,d)}},h.getObjectType=function(e){var o=e.type;return o==="subtitle"?C.CMCDObjectType.TIMED_TEXT:e.sn==="initSegment"?C.CMCDObjectType.INIT:o==="audio"?C.CMCDObjectType.AUDIO:o==="main"?this.hls.audioTracks.length?C.CMCDObjectType.VIDEO:C.CMCDObjectType.MUXED:void 0},h.getTopBandwidth=function(e){for(var o=0,a=e===C.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,c=S(a),d;!(d=c()).done;){var s=d.value;s.bitrate>o&&(o=s.bitrate)}return o>0?o:NaN},h.getBufferLength=function(e){var o=this.hls.media,a=e===C.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!a||!o)return NaN;var c=D.BufferHelper.bufferInfo(a,o.currentTime,this.config.maxBufferHole);return c.len*1e3},h.createPlaylistLoader=function(){var e=this.config.pLoader,o=this.applyPlaylistData,a=e||this.config.loader;return function(){function c(s){this.loader=void 0,this.loader=new a(s)}var d=c.prototype;return d.destroy=function(){this.loader.destroy()},d.abort=function(){this.loader.abort()},d.load=function(f,u,n){o(f),this.loader.load(f,u,n)},A(c,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),c}()},h.createFragmentLoader=function(){var e=this.config.fLoader,o=this.applyFragmentData,a=e||this.config.loader;return function(){function c(s){this.loader=void 0,this.loader=new a(s)}var d=c.prototype;return d.destroy=function(){this.loader.destroy()},d.abort=function(){this.loader.abort()},d.load=function(f,u,n){o(f),this.loader.load(f,u,n)},A(c,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),c}()},v.uuid=function(){var e=URL.createObjectURL(new Blob),o=e.toString();return URL.revokeObjectURL(e),o.substr(o.lastIndexOf("/")+1)},v.serialize=function(e){for(var o=[],a=function(R){return!Number.isNaN(R)&&R!=null&&R!==""&&R!==!1},c=function(R){return Math.round(R)},d=function(R){return c(R/100)*100},s=function(R){return encodeURIComponent(R)},f={br:c,d:c,bl:d,dl:d,mtp:d,nor:s,rtp:d,tb:c},u=Object.keys(e||{}).sort(),n=S(u),r;!(r=n()).done;){var t=r.value,i=e[t];if(!a(i))continue;if(t==="v"&&i===1)continue;if(t=="pr"&&i===1)continue;var m=f[t];m&&(i=m(i));var g=typeof i,b=void 0;t==="ot"||t==="sf"||t==="st"?b=t+"="+i:g==="boolean"?b=t:g==="number"?b=t+"="+i:b=t+"="+JSON.stringify(i),o.push(b)}return o.join(",")},v.toHeaders=function(e){for(var o=Object.keys(e),a={},c=["Object","Request","Session","Status"],d=[{},{},{},{}],s={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},f=0,u=o;f<u.length;f++){var n=u[f],r=s[n]!=null?s[n]:1;d[r][n]=e[n]}for(var t=0;t<d.length;t++){var i=v.serialize(d[t]);i&&(a["CMCD-"+c[t]]=i)}return a},v.toQuery=function(e){return"CMCD="+encodeURIComponent(v.serialize(e))},v.appendQueryToUri=function(e,o){if(!o)return e;var a=e.includes("?")?"&":"?";return""+e+a+o},v}()},"./src/controller/eme-controller.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/events.ts"),C=x("./src/errors.ts"),D=x("./src/utils/logger.ts"),w=x("./src/utils/mediakeys-helper.ts");function O(y,v){for(var h=0;h<v.length;h++){var l=v[h];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(y,l.key,l)}}function A(y,v,h){return v&&O(y.prototype,v),h&&O(y,h),y}var S=3,p=function(v,h,l){var e={audioCapabilities:[],videoCapabilities:[]};return v.forEach(function(o){e.audioCapabilities.push({contentType:'audio/mp4; codecs="'+o+'"',robustness:l.audioRobustness||""})}),h.forEach(function(o){e.videoCapabilities.push({contentType:'video/mp4; codecs="'+o+'"',robustness:l.videoRobustness||""})}),[e]},E=function(v,h,l,e){switch(v){case w.KeySystems.WIDEVINE:return p(h,l,e);default:throw new Error("Unknown key-system: "+v)}},T=function(){function y(h){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=h,this._config=h.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var v=y.prototype;return v.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},v._registerListeners=function(){this.hls.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(P.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(P.Events.MANIFEST_PARSED,this.onManifestParsed,this)},v._unregisterListeners=function(){this.hls.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(P.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(P.Events.MANIFEST_PARSED,this.onManifestParsed,this)},v.getLicenseServerUrl=function(l){switch(l){case w.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+l+'"')},v._attemptKeySystemAccess=function(l,e,o){var a=this,c=E(l,e,o,this._drmSystemOptions);D.logger.log("Requesting encrypted media key-system access");var d=this.requestMediaKeySystemAccess(l,c);this.mediaKeysPromise=d.then(function(s){return a._onMediaKeySystemAccessObtained(l,s)}),d.catch(function(s){D.logger.error('Failed to obtain key-system "'+l+'" access:',s)})},v._onMediaKeySystemAccessObtained=function(l,e){var o=this;D.logger.log('Access for key-system "'+l+'" obtained');var a={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:e,mediaKeySystemDomain:l};this._mediaKeysList.push(a);var c=Promise.resolve().then(function(){return e.createMediaKeys()}).then(function(d){return a.mediaKeys=d,D.logger.log('Media-keys created for key-system "'+l+'"'),o._onMediaKeysCreated(),d});return c.catch(function(d){D.logger.error("Failed to create media-keys:",d)}),c},v._onMediaKeysCreated=function(){var l=this;this._mediaKeysList.forEach(function(e){e.mediaKeysSession||(e.mediaKeysSession=e.mediaKeys.createSession(),l._onNewMediaKeySession(e.mediaKeysSession))})},v._onNewMediaKeySession=function(l){var e=this;D.logger.log("New key-system session "+l.sessionId),l.addEventListener("message",function(o){e._onKeySessionMessage(l,o.message)},!1)},v._onKeySessionMessage=function(l,e){D.logger.log("Got EME message event, creating license request"),this._requestLicense(e,function(o){D.logger.log("Received license data (length: "+(o&&o.byteLength)+"), updating key-session"),l.update(o)})},v.onMediaEncrypted=function(l){var e=this;if(D.logger.log('Media is encrypted using "'+l.initDataType+'" init data type'),!this.mediaKeysPromise){D.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var o=function(c){if(!e._media)return;e._attemptSetMediaKeys(c),e._generateRequestWithPreferredKeySession(l.initDataType,l.initData)};this.mediaKeysPromise.then(o).catch(o)},v._attemptSetMediaKeys=function(l){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var e=this._mediaKeysList[0];if(!e||!e.mediaKeys){D.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}D.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(e.mediaKeys),this._hasSetMediaKeys=!0}},v._generateRequestWithPreferredKeySession=function(l,e){var o=this,a=this._mediaKeysList[0];if(!a){D.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(a.mediaKeysSessionInitialized){D.logger.warn("Key-Session already initialized but requested again");return}var c=a.mediaKeysSession;if(!c){D.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!e){D.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}D.logger.log('Generating key-session request for "'+l+'" init data type'),a.mediaKeysSessionInitialized=!0,c.generateRequest(l,e).then(function(){D.logger.debug("Key-session generation succeeded")}).catch(function(d){D.logger.error("Error generating key-session request:",d),o.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},v._createLicenseXhr=function(l,e,o){var a=new XMLHttpRequest;a.responseType="arraybuffer",a.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,a,l,e,o);var c=this._licenseXhrSetup;if(c)try{c.call(this.hls,a,l),c=void 0}catch(d){D.logger.error(d)}try{a.readyState||a.open("POST",l,!0),c&&c.call(this.hls,a,l)}catch(d){throw new Error("issue setting up KeySystem license XHR "+d)}return a},v._onLicenseRequestReadyStageChange=function(l,e,o,a){switch(l.readyState){case 4:if(l.status===200){this._requestLicenseFailureCount=0,D.logger.log("License request succeeded");var c=l.response,d=this._licenseResponseCallback;if(d)try{c=d.call(this.hls,l,e)}catch(f){D.logger.error(f)}a(c)}else{if(D.logger.error("License Request XHR failed ("+e+"). Status: "+l.status+" ("+l.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>S){this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var s=S-this._requestLicenseFailureCount+1;D.logger.warn("Retrying license request, "+s+" attempts left"),this._requestLicense(o,a)}break}},v._generateLicenseRequestChallenge=function(l,e){switch(l.mediaKeySystemDomain){case w.KeySystems.WIDEVINE:return e}throw new Error("unsupported key-system: "+l.mediaKeySystemDomain)},v._requestLicense=function(l,e){D.logger.log("Requesting content license for key-system");var o=this._mediaKeysList[0];if(!o){D.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var a=this.getLicenseServerUrl(o.mediaKeySystemDomain),c=this._createLicenseXhr(a,l,e);D.logger.log("Sending license request to URL: "+a);var d=this._generateLicenseRequestChallenge(o,l);c.send(d)}catch(s){D.logger.error("Failure requesting DRM license: "+s),this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.KEY_SYSTEM_ERROR,details:C.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},v.onMediaAttached=function(l,e){if(!this._emeEnabled)return;var o=e.media;this._media=o,o.addEventListener("encrypted",this._onMediaEncrypted)},v.onMediaDetached=function(){var l=this._media,e=this._mediaKeysList;if(!l)return;l.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(e.map(function(o){if(o.mediaKeysSession)return o.mediaKeysSession.close().catch(function(){})})).then(function(){return l.setMediaKeys(null)}).catch(function(){})},v.onManifestParsed=function(l,e){if(!this._emeEnabled)return;var o=e.levels.map(function(c){return c.audioCodec}).filter(function(c){return!!c}),a=e.levels.map(function(c){return c.videoCodec}).filter(function(c){return!!c});this._attemptKeySystemAccess(w.KeySystems.WIDEVINE,o,a)},A(y,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),y}();M.default=T},"./src/controller/fps-controller.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/events.ts"),C=x("./src/utils/logger.ts"),D=function(){function w(A){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=A,this.registerListeners()}var O=w.prototype;return O.setStreamController=function(S){this.streamController=S},O.registerListeners=function(){this.hls.on(P.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},O.unregisterListeners=function(){this.hls.off(P.Events.MEDIA_ATTACHING,this.onMediaAttaching)},O.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},O.onMediaAttaching=function(S,p){var E=this.hls.config;if(E.capLevelOnFPSDrop){var T=p.media instanceof self.HTMLVideoElement?p.media:null;this.media=T,T&&typeof T.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),E.fpsDroppedMonitoringPeriod)}},O.checkFPS=function(S,p,E){var T=performance.now();if(p){if(this.lastTime){var y=T-this.lastTime,v=E-this.lastDroppedFrames,h=p-this.lastDecodedFrames,l=1e3*v/y,e=this.hls;if(e.trigger(P.Events.FPS_DROP,{currentDropped:v,currentDecoded:h,totalDroppedFrames:E}),l>0&&v>e.config.fpsDroppedMonitoringThreshold*h){var o=e.currentLevel;C.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+o),o>0&&(e.autoLevelCapping===-1||e.autoLevelCapping>=o)&&(o=o-1,e.trigger(P.Events.FPS_DROP_LEVEL_CAPPING,{level:o,droppedLevel:e.currentLevel}),e.autoLevelCapping=o,this.streamController.nextLevelSwitch())}}this.lastTime=T,this.lastDroppedFrames=E,this.lastDecodedFrames=p}},O.checkFPSInterval=function(){var S=this.media;if(S)if(this.isVideoPlaybackQualityAvailable){var p=S.getVideoPlaybackQuality();this.checkFPS(S,p.totalVideoFrames,p.droppedVideoFrames)}else this.checkFPS(S,S.webkitDecodedFrameCount,S.webkitDroppedFrameCount)},w}();M.default=D},"./src/controller/fragment-finders.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"findFragmentByPDT",function(){return D}),x.d(M,"findFragmentByPTS",function(){return w}),x.d(M,"fragmentWithinToleranceTest",function(){return O}),x.d(M,"pdtWithinToleranceTest",function(){return A}),x.d(M,"findFragWithCC",function(){return S});var P=x("./src/polyfills/number.ts"),C=x("./src/utils/binary-search.ts");function D(p,E,T){if(E===null||!Array.isArray(p)||!p.length||!Object(P.isFiniteNumber)(E))return null;var y=p[0].programDateTime;if(E<(y||0))return null;var v=p[p.length-1].endProgramDateTime;if(E>=(v||0))return null;T=T||0;for(var h=0;h<p.length;++h){var l=p[h];if(A(E,T,l))return l}return null}function w(p,E,T,y){T===void 0&&(T=0),y===void 0&&(y=0);var v=null;if(p?v=E[p.sn-E[0].sn+1]||null:T===0&&E[0].start===0&&(v=E[0]),v&&O(T,y,v)===0)return v;var h=C.default.search(E,O.bind(null,T,y));return h||v}function O(p,E,T){p===void 0&&(p=0),E===void 0&&(E=0);var y=Math.min(E,T.duration+(T.deltaPTS?T.deltaPTS:0));return T.start+T.duration-y<=p?1:T.start-y>p&&T.start?-1:0}function A(p,E,T){var y=Math.min(E,T.duration+(T.deltaPTS?T.deltaPTS:0))*1e3,v=T.endProgramDateTime||0;return v-y>p}function S(p,E){return C.default.search(p,function(T){return T.cc<E?1:T.cc>E?-1:0})}},"./src/controller/fragment-tracker.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"FragmentState",function(){return D}),x.d(M,"FragmentTracker",function(){return w});var P=x("./src/events.ts"),C=x("./src/types/loader.ts"),D;(function(S){S.NOT_LOADED="NOT_LOADED",S.BACKTRACKED="BACKTRACKED",S.APPENDING="APPENDING",S.PARTIAL="PARTIAL",S.OK="OK"})(D||(D={}));var w=function(){function S(E){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=E,this._registerListeners()}var p=S.prototype;return p._registerListeners=function(){var T=this.hls;T.on(P.Events.BUFFER_APPENDED,this.onBufferAppended,this),T.on(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),T.on(P.Events.FRAG_LOADED,this.onFragLoaded,this)},p._unregisterListeners=function(){var T=this.hls;T.off(P.Events.BUFFER_APPENDED,this.onBufferAppended,this),T.off(P.Events.FRAG_BUFFERED,this.onFragBuffered,this),T.off(P.Events.FRAG_LOADED,this.onFragLoaded,this)},p.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},p.getAppendedFrag=function(T,y){if(y===C.PlaylistLevelType.MAIN){var v=this.activeFragment,h=this.activeParts;if(!v)return null;if(h)for(var l=h.length;l--;){var e=h[l],o=e?e.end:v.appendedPTS;if(e.start<=T&&o!==void 0&&T<=o)return l>9&&(this.activeParts=h.slice(l-9)),e}else if(v.start<=T&&v.appendedPTS!==void 0&&T<=v.appendedPTS)return v}return this.getBufferedFrag(T,y)},p.getBufferedFrag=function(T,y){for(var v=this.fragments,h=Object.keys(v),l=h.length;l--;){var e=v[h[l]];if((e==null?void 0:e.body.type)===y&&e.buffered){var o=e.body;if(o.start<=T&&T<=o.end)return o}}return null},p.detectEvictedFragments=function(T,y,v){var h=this;Object.keys(this.fragments).forEach(function(l){var e=h.fragments[l];if(!e)return;if(!e.buffered){e.body.type===v&&h.removeFragment(e.body);return}var o=e.range[T];if(!o)return;o.time.some(function(a){var c=!h.isTimeBuffered(a.startPTS,a.endPTS,y);return c&&h.removeFragment(e.body),c})})},p.detectPartialFragments=function(T){var y=this,v=this.timeRanges,h=T.frag,l=T.part;if(!v||h.sn==="initSegment")return;var e=A(h),o=this.fragments[e];if(!o)return;Object.keys(v).forEach(function(a){var c=h.elementaryStreams[a];if(!c)return;var d=v[a],s=l!==null||c.partial===!0;o.range[a]=y.getBufferedTimes(h,l,s,d)}),o.backtrack=o.loaded=null,Object.keys(o.range).length?o.buffered=!0:this.removeFragment(o.body)},p.fragBuffered=function(T){var y=A(T),v=this.fragments[y];v&&(v.backtrack=v.loaded=null,v.buffered=!0)},p.getBufferedTimes=function(T,y,v,h){for(var l={time:[],partial:v},e=y?y.start:T.start,o=y?y.end:T.end,a=T.minEndPTS||o,c=T.maxStartPTS||e,d=0;d<h.length;d++){var s=h.start(d)-this.bufferPadding,f=h.end(d)+this.bufferPadding;if(c>=s&&a<=f){l.time.push({startPTS:Math.max(e,h.start(d)),endPTS:Math.min(o,h.end(d))});break}else if(e<f&&o>s)l.partial=!0,l.time.push({startPTS:Math.max(e,h.start(d)),endPTS:Math.min(o,h.end(d))});else if(o<=s)break}return l},p.getPartialFragment=function(T){var y=null,v,h,l,e=0,o=this.bufferPadding,a=this.fragments;return Object.keys(a).forEach(function(c){var d=a[c];if(!d)return;O(d)&&(h=d.body.start-o,l=d.body.end+o,T>=h&&T<=l&&(v=Math.min(T-h,l-T),e<=v&&(y=d.body,e=v)))}),y},p.getState=function(T){var y=A(T),v=this.fragments[y];return v?v.buffered?O(v)?D.PARTIAL:D.OK:v.backtrack?D.BACKTRACKED:D.APPENDING:D.NOT_LOADED},p.backtrack=function(T,y){var v=A(T),h=this.fragments[v];if(!h||h.backtrack)return null;var l=h.backtrack=y||h.loaded;return h.loaded=null,l},p.getBacktrackData=function(T){var y=A(T),v=this.fragments[y];if(v){var h,l=v.backtrack;if(l!=null&&(h=l.payload)!==null&&h!==void 0&&h.byteLength)return l;this.removeFragment(T)}return null},p.isTimeBuffered=function(T,y,v){for(var h,l,e=0;e<v.length;e++){if(h=v.start(e)-this.bufferPadding,l=v.end(e)+this.bufferPadding,T>=h&&y<=l)return!0;if(y<=h)return!1}return!1},p.onFragLoaded=function(T,y){var v=y.frag,h=y.part;if(v.sn==="initSegment"||v.bitrateTest||h)return;var l=A(v);this.fragments[l]={body:v,loaded:y,backtrack:null,buffered:!1,range:Object.create(null)}},p.onBufferAppended=function(T,y){var v=this,h=y.frag,l=y.part,e=y.timeRanges;if(h.type===C.PlaylistLevelType.MAIN)if(this.activeFragment=h,l){var o=this.activeParts;o||(this.activeParts=o=[]),o.push(l)}else this.activeParts=null;this.timeRanges=e,Object.keys(e).forEach(function(a){var c=e[a];if(v.detectEvictedFragments(a,c),!l)for(var d=0;d<c.length;d++)h.appendedPTS=Math.max(c.end(d),h.appendedPTS||0)})},p.onFragBuffered=function(T,y){this.detectPartialFragments(y)},p.hasFragment=function(T){var y=A(T);return!!this.fragments[y]},p.removeFragmentsInRange=function(T,y,v){var h=this;Object.keys(this.fragments).forEach(function(l){var e=h.fragments[l];if(!e)return;if(e.buffered){var o=e.body;o.type===v&&o.start<y&&o.end>T&&h.removeFragment(o)}})},p.removeFragment=function(T){var y=A(T);T.stats.loaded=0,T.clearElementaryStreamInfo(),delete this.fragments[y]},p.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},S}();function O(S){var p,E;return S.buffered&&(((p=S.range.video)===null||p===void 0?void 0:p.partial)||((E=S.range.audio)===null||E===void 0?void 0:E.partial))}function A(S){return S.type+"_"+S.level+"_"+S.urlId+"_"+S.sn}},"./src/controller/gap-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"STALL_MINIMUM_DURATION_MS",function(){return O}),x.d(M,"MAX_START_GAP_JUMP",function(){return A}),x.d(M,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return S}),x.d(M,"SKIP_BUFFER_RANGE_START",function(){return p}),x.d(M,"default",function(){return E});var P=x("./src/utils/buffer-helper.ts"),C=x("./src/errors.ts"),D=x("./src/events.ts"),w=x("./src/utils/logger.ts"),O=250,A=2,S=.1,p=.05,E=function(){function T(v,h,l,e){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=v,this.media=h,this.fragmentTracker=l,this.hls=e}var y=T.prototype;return y.destroy=function(){this.hls=this.fragmentTracker=this.media=null},y.poll=function(h){var l=this.config,e=this.media,o=this.stalled,a=e.currentTime,c=e.seeking,d=this.seeking&&!c,s=!this.seeking&&c;if(this.seeking=c,a!==h){if(this.moved=!0,o!==null){if(this.stallReported){var f=self.performance.now()-o;w.logger.warn("playback not stuck anymore @"+a+", after "+Math.round(f)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((s||d)&&(this.stalled=null),e.paused||e.ended||e.playbackRate===0||!P.BufferHelper.getBuffered(e).length)return;var u=P.BufferHelper.bufferInfo(e,a,0),n=u.len>0,r=u.nextStart||0;if(!n&&!r)return;if(c){var t=u.len>A,i=!r||r-a>A&&!this.fragmentTracker.getPartialFragment(a);if(t||i)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var m,g=Math.max(r,u.start||0)-a,b=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,L=b==null||((m=b.details)===null||m===void 0)?void 0:m.live,R=L?b.details.targetduration*2:A;if(g>0&&g<=R){this._trySkipBufferHole(null);return}}var I=self.performance.now();if(o===null){this.stalled=I;return}var k=I-o;!c&&k>=O&&this._reportStall(u.len);var j=P.BufferHelper.bufferInfo(e,a,l.maxBufferHole);this._tryFixBufferStall(j,k)},y._tryFixBufferStall=function(h,l){var e=this.config,o=this.fragmentTracker,a=this.media,c=a.currentTime,d=o.getPartialFragment(c);if(d){var s=this._trySkipBufferHole(d);if(s)return}h.len>e.maxBufferHole&&l>e.highBufferWatchdogPeriod*1e3&&(w.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},y._reportStall=function(h){var l=this.hls,e=this.media,o=this.stallReported;o||(this.stallReported=!0,w.logger.warn("Playback stalling at @"+e.currentTime+" due to low buffer (buffer="+h+")"),l.trigger(D.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:h}))},y._trySkipBufferHole=function(h){for(var l=this.config,e=this.hls,o=this.media,a=o.currentTime,c=0,d=P.BufferHelper.getBuffered(o),s=0;s<d.length;s++){var f=d.start(s);if(a+l.maxBufferHole>=c&&a<f){var u=Math.max(f+p,o.currentTime+S);return w.logger.warn("skipping hole, adjusting currentTime from "+a+" to "+u),this.moved=!0,this.stalled=null,o.currentTime=u,h&&e.trigger(D.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+a+" to "+u,frag:h}),u}c=d.end(s)}return 0},y._tryNudgeBuffer=function(){var h=this.config,l=this.hls,e=this.media,o=e.currentTime,a=(this.nudgeRetry||0)+1;if(this.nudgeRetry=a,a<h.nudgeMaxRetry){var c=o+a*h.nudgeOffset;w.logger.warn("Nudging 'currentTime' from "+o+" to "+c),e.currentTime=c,l.trigger(D.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else w.logger.error("Playhead still not moving while enough data buffered @"+o+" after "+h.nudgeMaxRetry+" nudges"),l.trigger(D.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},T}()},"./src/controller/id3-track-controller.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/events.ts"),C=x("./src/utils/texttrack-utils.ts"),D=x("./src/demux/id3.ts"),w=.25,O=function(){function A(p){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=p,this._registerListeners()}var S=A.prototype;return S.destroy=function(){this._unregisterListeners()},S._registerListeners=function(){var E=this.hls;E.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),E.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),E.on(P.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),E.on(P.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},S._unregisterListeners=function(){var E=this.hls;E.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),E.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),E.off(P.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),E.off(P.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},S.onMediaAttached=function(E,T){this.media=T.media},S.onMediaDetaching=function(){if(!this.id3Track)return;Object(C.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},S.getID3Track=function(E){if(!this.media)return;for(var T=0;T<E.length;T++){var y=E[T];if(y.kind==="metadata"&&y.label==="id3")return Object(C.sendAddTrackEvent)(y,this.media),y}return this.media.addTextTrack("metadata","id3")},S.onFragParsingMetadata=function(E,T){if(!this.media)return;var y=T.frag,v=T.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var h=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,l=0;l<v.length;l++){var e=D.getID3Frames(v[l].data);if(e){var o=v[l].pts,a=l<v.length-1?v[l+1].pts:y.end,c=a-o;c<=0&&(a=o+w);for(var d=0;d<e.length;d++){var s=e[d];if(!D.isTimeStampFrame(s)){var f=new h(o,a,"");f.value=s,this.id3Track.addCue(f)}}}}},S.onBufferFlushing=function(E,T){var y=T.startOffset,v=T.endOffset,h=T.type;if(!h||h==="audio"){var l=this.id3Track;l&&Object(C.removeCuesInRange)(l,y,v)}},A}();M.default=O},"./src/controller/latency-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return A});var P=x("./src/errors.ts"),C=x("./src/events.ts"),D=x("./src/utils/logger.ts");function w(S,p){for(var E=0;E<p.length;E++){var T=p[E];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(S,T.key,T)}}function O(S,p,E){return p&&w(S.prototype,p),E&&w(S,E),S}var A=function(){function S(E){var T=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return T.timeupdate()},this.hls=E,this.config=E.config,this.registerListeners()}var p=S.prototype;return p.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},p.registerListeners=function(){this.hls.on(C.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(C.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(C.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(C.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(C.Events.ERROR,this.onError,this)},p.unregisterListeners=function(){this.hls.off(C.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(C.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(C.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(C.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(C.Events.ERROR,this.onError)},p.onMediaAttached=function(T,y){this.media=y.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},p.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},p.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},p.onLevelUpdated=function(T,y){var v=y.details;this.levelDetails=v,v.advanced&&this.timeupdate(),!v.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},p.onError=function(T,y){if(y.details!==P.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,D.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},p.timeupdate=function(){var T=this.media,y=this.levelDetails;if(!T||!y)return;this.currentTime=T.currentTime;var v=this.computeLatency();if(v===null)return;this._latency=v;var h=this.config,l=h.lowLatencyMode,e=h.maxLiveSyncPlaybackRate;if(!l||e===1)return;var o=this.targetLatency;if(o===null)return;var a=v-o,c=Math.min(this.maxLatency,o+y.targetduration),d=a<c;if(y.live&&d&&a>.05&&this.forwardBufferLength>1){var s=Math.min(2,Math.max(1,e)),f=Math.round(2/(1+Math.exp(-.75*a-this.edgeStalled))*20)/20;T.playbackRate=Math.min(s,Math.max(1,f))}else T.playbackRate!==1&&T.playbackRate!==0&&(T.playbackRate=1)},p.estimateLiveEdge=function(){var T=this.levelDetails;return T===null?null:T.edge+T.age},p.computeLatency=function(){var T=this.estimateLiveEdge();return T===null?null:T-this.currentTime},O(S,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var T=this.config,y=this.levelDetails;return T.liveMaxLatencyDuration!==void 0?T.liveMaxLatencyDuration:y?T.liveMaxLatencyDurationCount*y.targetduration:0}},{key:"targetLatency",get:function(){var T=this.levelDetails;if(T===null)return null;var y=T.holdBack,v=T.partHoldBack,h=T.targetduration,l=this.config,e=l.liveSyncDuration,o=l.liveSyncDurationCount,a=l.lowLatencyMode,c=this.hls.userConfig,d=a&&v||y;(c.liveSyncDuration||c.liveSyncDurationCount||d===0)&&(d=e!==void 0?e:o*h);var s=h,f=1;return d+Math.min(this.stallCount*f,s)}},{key:"liveSyncPosition",get:function(){var T=this.estimateLiveEdge(),y=this.targetLatency,v=this.levelDetails;if(T===null||y===null||v===null)return null;var h=v.edge,l=T-y-this.edgeStalled,e=h-v.totalduration,o=h-(this.config.lowLatencyMode&&v.partTarget||v.targetduration);return Math.min(Math.max(e,l),o)}},{key:"drift",get:function(){var T=this.levelDetails;return T===null?1:T.drift}},{key:"edgeStalled",get:function(){var T=this.levelDetails;if(T===null)return 0;var y=(this.config.lowLatencyMode&&T.partTarget||T.targetduration)*3;return Math.max(T.age-y,0)}},{key:"forwardBufferLength",get:function(){var T=this.media,y=this.levelDetails;if(!T||!y)return 0;var v=T.buffered.length;return v?T.buffered.end(v-1):y.edge-this.currentTime}}]),S}()},"./src/controller/level-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return l});var P=x("./src/types/level.ts"),C=x("./src/events.ts"),D=x("./src/errors.ts"),w=x("./src/utils/codecs.ts"),O=x("./src/controller/level-helper.ts"),A=x("./src/controller/base-playlist-controller.ts"),S=x("./src/types/loader.ts");function p(){return p=Object.assign||function(e){for(var o=1;o<arguments.length;o++){var a=arguments[o];for(var c in a)Object.prototype.hasOwnProperty.call(a,c)&&(e[c]=a[c])}return e},p.apply(this,arguments)}function E(e,o){for(var a=0;a<o.length;a++){var c=o[a];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(e,c.key,c)}}function T(e,o,a){return o&&E(e.prototype,o),a&&E(e,a),e}function y(e,o){e.prototype=Object.create(o.prototype),e.prototype.constructor=e,v(e,o)}function v(e,o){return v=Object.setPrototypeOf||function(c,d){return c.__proto__=d,c},v(e,o)}var h=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),l=function(e){y(o,e);function o(c){var d;return d=e.call(this,c,"[level-controller]")||this,d._levels=[],d._firstLevel=-1,d._startLevel=void 0,d.currentLevelIndex=-1,d.manualLevelIndex=-1,d.onParsedComplete=void 0,d._registerListeners(),d}var a=o.prototype;return a._registerListeners=function(){var d=this.hls;d.on(C.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.on(C.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(C.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),d.on(C.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(C.Events.ERROR,this.onError,this)},a._unregisterListeners=function(){var d=this.hls;d.off(C.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.off(C.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(C.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),d.off(C.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(C.Events.ERROR,this.onError,this)},a.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,e.prototype.destroy.call(this)},a.startLoad=function(){var d=this._levels;d.forEach(function(s){s.loadError=0}),e.prototype.startLoad.call(this)},a.onManifestLoaded=function(d,s){var f=[],u=[],n=[],r,t={},i,m=!1,g=!1,b=!1;if(s.levels.forEach(function(k){var j=k.attrs;m=m||!!(k.width&&k.height),g=g||!!k.videoCodec,b=b||!!k.audioCodec,h&&k.audioCodec&&k.audioCodec.indexOf("mp4a.40.34")!==-1&&(k.audioCodec=void 0);var z=k.bitrate+"-"+k.attrs.RESOLUTION+"-"+k.attrs.CODECS;i=t[z],i?i.url.push(k.url):(i=new P.Level(k),t[z]=i,f.push(i)),j&&(j.AUDIO&&Object(O.addGroupId)(i,"audio",j.AUDIO),j.SUBTITLES&&Object(O.addGroupId)(i,"text",j.SUBTITLES))}),(m||g)&&b&&(f=f.filter(function(k){var j=k.videoCodec,z=k.width,H=k.height;return!!j||!!(z&&H)})),f=f.filter(function(k){var j=k.audioCodec,z=k.videoCodec;return(!j||Object(w.isCodecSupportedInMp4)(j,"audio"))&&(!z||Object(w.isCodecSupportedInMp4)(z,"video"))}),s.audioTracks&&(u=s.audioTracks.filter(function(k){return!k.audioCodec||Object(w.isCodecSupportedInMp4)(k.audioCodec,"audio")}),Object(O.assignTrackIdsByGroup)(u)),s.subtitles&&(n=s.subtitles,Object(O.assignTrackIdsByGroup)(n)),f.length>0){r=f[0].bitrate,f.sort(function(k,j){return k.bitrate-j.bitrate}),this._levels=f;for(var L=0;L<f.length;L++)if(f[L].bitrate===r){this._firstLevel=L,this.log("manifest loaded, "+f.length+" level(s) found, first bitrate: "+r);break}var R=b&&!g,I={levels:f,audioTracks:u,subtitleTracks:n,firstLevel:this._firstLevel,stats:s.stats,audio:b,video:g,altAudio:!R&&u.some(function(k){return!!k.url})};this.hls.trigger(C.Events.MANIFEST_PARSED,I),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(C.Events.ERROR,{type:D.ErrorTypes.MEDIA_ERROR,details:D.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:s.url,reason:"no level with compatible codecs found in manifest"})},a.onError=function(d,s){if(e.prototype.onError.call(this,d,s),s.fatal)return;var f=s.context,u=this._levels[this.currentLevelIndex];if(f&&(f.type===S.PlaylistContextType.AUDIO_TRACK&&u.audioGroupIds&&f.groupId===u.audioGroupIds[u.urlId]||f.type===S.PlaylistContextType.SUBTITLE_TRACK&&u.textGroupIds&&f.groupId===u.textGroupIds[u.urlId])){this.redundantFailover(this.currentLevelIndex);return}var n=!1,r=!0,t;switch(s.details){case D.ErrorDetails.FRAG_LOAD_ERROR:case D.ErrorDetails.FRAG_LOAD_TIMEOUT:case D.ErrorDetails.KEY_LOAD_ERROR:case D.ErrorDetails.KEY_LOAD_TIMEOUT:if(s.frag){var i=this._levels[s.frag.level];i?(i.fragmentError++,i.fragmentError>this.hls.config.fragLoadingMaxRetry&&(t=s.frag.level)):t=s.frag.level}break;case D.ErrorDetails.LEVEL_LOAD_ERROR:case D.ErrorDetails.LEVEL_LOAD_TIMEOUT:f&&(f.deliveryDirectives&&(r=!1),t=f.level),n=!0;break;case D.ErrorDetails.REMUX_ALLOC_ERROR:t=s.level,n=!0;break}t!==void 0&&this.recoverLevel(s,t,n,r)},a.recoverLevel=function(d,s,f,u){var n=d.details,r=this._levels[s];if(r.loadError++,f){var t=this.retryLoadingOrFail(d);if(t)d.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(u){var i=r.url.length;if(i>1&&r.loadError<i)d.levelRetry=!0,this.redundantFailover(s);else if(this.manualLevelIndex===-1){var m=s===0?this._levels.length-1:s-1;this.currentLevelIndex!==m&&this._levels[m].loadError===0&&(this.warn(n+": switch to "+m),d.levelRetry=!0,this.hls.nextAutoLevel=m)}}},a.redundantFailover=function(d){var s=this._levels[d],f=s.url.length;if(f>1){var u=(s.urlId+1)%f;this.warn("Switching to redundant URL-id "+u),this._levels.forEach(function(n){n.urlId=u}),this.level=d}},a.onFragLoaded=function(d,s){var f=s.frag;if(f!==void 0&&f.type===S.PlaylistLevelType.MAIN){var u=this._levels[f.level];u!==void 0&&(u.fragmentError=0,u.loadError=0)}},a.onLevelLoaded=function(d,s){var f,u=s.level,n=s.details,r=this._levels[u];if(!r){var t;this.warn("Invalid level index "+u),(t=s.deliveryDirectives)!==null&&t!==void 0&&t.skip&&(n.deltaUpdateFailed=!0);return}u===this.currentLevelIndex?(r.fragmentError===0&&(r.loadError=0,this.retryCount=0),this.playlistLoaded(u,s,r.details)):(f=s.deliveryDirectives)!==null&&f!==void 0&&f.skip&&(n.deltaUpdateFailed=!0)},a.onAudioTrackSwitched=function(d,s){var f=this.hls.levels[this.currentLevelIndex];if(!f)return;if(f.audioGroupIds){for(var u=-1,n=this.hls.audioTracks[s.id].groupId,r=0;r<f.audioGroupIds.length;r++)if(f.audioGroupIds[r]===n){u=r;break}u!==f.urlId&&(f.urlId=u,this.startLoad())}},a.loadPlaylist=function(d){var s=this.currentLevelIndex,f=this._levels[s];if(this.canLoad&&f&&f.url.length>0){var u=f.urlId,n=f.url[u];if(d)try{n=d.addDirectives(n)}catch(r){this.warn("Could not construct new URL with HLS Delivery Directives: "+r)}this.log("Attempt loading level index "+s+(d?" at sn "+d.msn+" part "+d.part:"")+" with URL-id "+u+" "+n),this.clearTimer(),this.hls.trigger(C.Events.LEVEL_LOADING,{url:n,level:s,id:u,deliveryDirectives:d||null})}},a.removeLevel=function(d,s){var f=function(r,t){return t!==s},u=this._levels.filter(function(n,r){return r!==d?!0:n.url.length>1&&s!==void 0?(n.url=n.url.filter(f),n.audioGroupIds&&(n.audioGroupIds=n.audioGroupIds.filter(f)),n.textGroupIds&&(n.textGroupIds=n.textGroupIds.filter(f)),n.urlId=0,!0):!1}).map(function(n,r){var t=n.details;return t!=null&&t.fragments&&t.fragments.forEach(function(i){i.level=r}),n});this._levels=u,this.hls.trigger(C.Events.LEVELS_UPDATED,{levels:u})},T(o,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(d){var s,f=this._levels;if(f.length===0)return;if(this.currentLevelIndex===d&&(s=f[d])!==null&&s!==void 0&&s.details)return;if(d<0||d>=f.length){var u=d<0;if(this.hls.trigger(C.Events.ERROR,{type:D.ErrorTypes.OTHER_ERROR,details:D.ErrorDetails.LEVEL_SWITCH_ERROR,level:d,fatal:u,reason:"invalid level idx"}),u)return;d=Math.min(d,f.length-1)}this.clearTimer();var n=this.currentLevelIndex,r=f[n],t=f[d];this.log("switching to level "+d+" from "+n),this.currentLevelIndex=d;var i=p({},t,{level:d,maxBitrate:t.maxBitrate,uri:t.uri,urlId:t.urlId});delete i._urlId,this.hls.trigger(C.Events.LEVEL_SWITCHING,i);var m=t.details;if(!m||m.live){var g=this.switchParams(t.uri,r==null?void 0:r.details);this.loadPlaylist(g)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(d){this.manualLevelIndex=d,this._startLevel===void 0&&(this._startLevel=d),d!==-1&&(this.level=d)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(d){this._firstLevel=d}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var d=this.hls.config.startLevel;return d!==void 0?d:this._firstLevel}else return this._startLevel},set:function(d){this._startLevel=d}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(d){this.level=d,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=d)}}]),o}(A.default)},"./src/controller/level-helper.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"addGroupId",function(){return D}),x.d(M,"assignTrackIdsByGroup",function(){return w}),x.d(M,"updatePTS",function(){return O}),x.d(M,"updateFragPTSDTS",function(){return S}),x.d(M,"mergeDetails",function(){return p}),x.d(M,"mapPartIntersection",function(){return E}),x.d(M,"mapFragmentIntersection",function(){return T}),x.d(M,"adjustSliding",function(){return y}),x.d(M,"addSliding",function(){return v}),x.d(M,"computeReloadInterval",function(){return h}),x.d(M,"getFragmentWithSN",function(){return l}),x.d(M,"getPartWith",function(){return e});var P=x("./src/polyfills/number.ts"),C=x("./src/utils/logger.ts");function D(o,a,c){switch(a){case"audio":o.audioGroupIds||(o.audioGroupIds=[]),o.audioGroupIds.push(c);break;case"text":o.textGroupIds||(o.textGroupIds=[]),o.textGroupIds.push(c);break}}function w(o){var a={};o.forEach(function(c){var d=c.groupId||"";c.id=a[d]=a[d]||0,a[d]++})}function O(o,a,c){var d=o[a],s=o[c];A(d,s)}function A(o,a){var c=a.startPTS;if(Object(P.isFiniteNumber)(c)){var d=0,s;a.sn>o.sn?(d=c-o.start,s=o):(d=o.start-c,s=a),s.duration!==d&&(s.duration=d)}else if(a.sn>o.sn){var f=o.cc===a.cc;f&&o.minEndPTS?a.start=o.start+(o.minEndPTS-o.start):a.start=o.start+o.duration}else a.start=Math.max(o.start-a.duration,0)}function S(o,a,c,d,s,f){var u=d-c;u<=0&&(C.logger.warn("Fragment should have a positive duration",a),d=c+a.duration,f=s+a.duration);var n=c,r=d,t=a.startPTS,i=a.endPTS;if(Object(P.isFiniteNumber)(t)){var m=Math.abs(t-c);Object(P.isFiniteNumber)(a.deltaPTS)?a.deltaPTS=Math.max(m,a.deltaPTS):a.deltaPTS=m,n=Math.max(c,t),c=Math.min(c,t),s=Math.min(s,a.startDTS),r=Math.min(d,i),d=Math.max(d,i),f=Math.max(f,a.endDTS)}a.duration=d-c;var g=c-a.start;a.appendedPTS=d,a.start=a.startPTS=c,a.maxStartPTS=n,a.startDTS=s,a.endPTS=d,a.minEndPTS=r,a.endDTS=f;var b=a.sn;if(!o||b<o.startSN||b>o.endSN)return 0;var L,R=b-o.startSN,I=o.fragments;for(I[R]=a,L=R;L>0;L--)A(I[L],I[L-1]);for(L=R;L<I.length-1;L++)A(I[L],I[L+1]);return o.fragmentHint&&A(I[I.length-1],o.fragmentHint),o.PTSKnown=o.alignedSliding=!0,g}function p(o,a){for(var c=null,d=o.fragments,s=d.length-1;s>=0;s--){var f=d[s].initSegment;if(f){c=f;break}}o.fragmentHint&&delete o.fragmentHint.endPTS;var u=0,n;if(T(o,a,function(L,R){L.relurl&&(u=L.cc-R.cc),Object(P.isFiniteNumber)(L.startPTS)&&Object(P.isFiniteNumber)(L.endPTS)&&(R.start=R.startPTS=L.startPTS,R.startDTS=L.startDTS,R.appendedPTS=L.appendedPTS,R.maxStartPTS=L.maxStartPTS,R.endPTS=L.endPTS,R.endDTS=L.endDTS,R.minEndPTS=L.minEndPTS,R.duration=L.endPTS-L.startPTS,R.duration&&(n=R),a.PTSKnown=a.alignedSliding=!0),R.elementaryStreams=L.elementaryStreams,R.loader=L.loader,R.stats=L.stats,R.urlId=L.urlId,L.initSegment&&(R.initSegment=L.initSegment,c=L.initSegment)}),c){var r=a.fragmentHint?a.fragments.concat(a.fragmentHint):a.fragments;r.forEach(function(L){var R;(!L.initSegment||L.initSegment.relurl===((R=c)===null||R===void 0?void 0:R.relurl))&&(L.initSegment=c)})}if(a.skippedSegments&&(a.deltaUpdateFailed=a.fragments.some(function(L){return!L}),a.deltaUpdateFailed)){C.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var t=a.skippedSegments;t--;)a.fragments.shift();a.startSN=a.fragments[0].sn,a.startCC=a.fragments[0].cc}var i=a.fragments;if(u){C.logger.warn("discontinuity sliding from playlist, take drift into account");for(var m=0;m<i.length;m++)i[m].cc+=u}a.skippedSegments&&(a.startCC=a.fragments[0].cc),E(o.partList,a.partList,function(L,R){R.elementaryStreams=L.elementaryStreams,R.stats=L.stats}),n?S(a,n,n.startPTS,n.endPTS,n.startDTS,n.endDTS):y(o,a),i.length&&(a.totalduration=a.edge-i[0].start),a.driftStartTime=o.driftStartTime,a.driftStart=o.driftStart;var g=a.advancedDateTime;if(a.advanced&&g){var b=a.edge;a.driftStart||(a.driftStartTime=g,a.driftStart=b),a.driftEndTime=g,a.driftEnd=b}else a.driftEndTime=o.driftEndTime,a.driftEnd=o.driftEnd,a.advancedDateTime=o.advancedDateTime}function E(o,a,c){if(o&&a)for(var d=0,s=0,f=o.length;s<=f;s++){var u=o[s],n=a[s+d];u&&n&&u.index===n.index&&u.fragment.sn===n.fragment.sn?c(u,n):d--}}function T(o,a,c){for(var d=a.skippedSegments,s=Math.max(o.startSN,a.startSN)-a.startSN,f=(o.fragmentHint?1:0)+(d?a.endSN:Math.min(o.endSN,a.endSN))-a.startSN,u=a.startSN-o.startSN,n=a.fragmentHint?a.fragments.concat(a.fragmentHint):a.fragments,r=o.fragmentHint?o.fragments.concat(o.fragmentHint):o.fragments,t=s;t<=f;t++){var i=r[u+t],m=n[t];d&&!m&&t<d&&(m=a.fragments[t]=i),i&&m&&c(i,m)}}function y(o,a){var c=a.startSN+a.skippedSegments-o.startSN,d=o.fragments;if(c<0||c>=d.length)return;v(a,d[c].start)}function v(o,a){if(a){for(var c=o.fragments,d=o.skippedSegments;d<c.length;d++)c[d].start+=a;o.fragmentHint&&(o.fragmentHint.start+=a)}}function h(o,a){var c=1e3*o.levelTargetDuration,d=c/2,s=o.age,f=s>0&&s<c*3,u=a.loading.end-a.loading.start,n,r=o.availabilityDelay;if(o.updated===!1)if(f){var t=333*o.misses;n=Math.max(Math.min(d,u*2),t),o.availabilityDelay=(o.availabilityDelay||0)+n}else n=d;else f?(r=Math.min(r||c/2,s),o.availabilityDelay=r,n=r+c-s):n=c-u;return Math.round(n)}function l(o,a,c){if(!o||!o.details)return null;var d=o.details,s=d.fragments[a-d.startSN];return s||(s=d.fragmentHint,s&&s.sn===a?s:a<d.startSN&&c&&c.sn===a?c:null)}function e(o,a,c){if(!o||!o.details)return null;var d=o.details.partList;if(d)for(var s=d.length;s--;){var f=d[s];if(f.index===c&&f.fragment.sn===a)return f}return null}},"./src/controller/stream-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return d});var P=x("./src/polyfills/number.ts"),C=x("./src/controller/base-stream-controller.ts"),D=x("./src/is-supported.ts"),w=x("./src/events.ts"),O=x("./src/utils/buffer-helper.ts"),A=x("./src/controller/fragment-tracker.ts"),S=x("./src/types/loader.ts"),p=x("./src/loader/fragment.ts"),E=x("./src/demux/transmuxer-interface.ts"),T=x("./src/types/transmuxer.ts"),y=x("./src/controller/gap-controller.ts"),v=x("./src/errors.ts"),h=x("./src/utils/logger.ts");function l(s,f){for(var u=0;u<f.length;u++){var n=f[u];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(s,n.key,n)}}function e(s,f,u){return f&&l(s.prototype,f),u&&l(s,u),s}function o(s,f){s.prototype=Object.create(f.prototype),s.prototype.constructor=s,a(s,f)}function a(s,f){return a=Object.setPrototypeOf||function(n,r){return n.__proto__=r,n},a(s,f)}var c=100,d=function(s){o(f,s);function f(n,r){var t;return t=s.call(this,n,r,"[stream-controller]")||this,t.audioCodecSwap=!1,t.gapController=null,t.level=-1,t._forceStartLoad=!1,t.altAudio=!1,t.audioOnly=!1,t.fragPlaying=null,t.onvplaying=null,t.onvseeked=null,t.fragLastKbps=0,t.stalled=!1,t.couldBacktrack=!1,t.audioCodecSwitch=!1,t.videoBuffer=null,t._registerListeners(),t}var u=f.prototype;return u._registerListeners=function(){var r=this.hls;r.on(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),r.on(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this),r.on(w.Events.MANIFEST_LOADING,this.onManifestLoading,this),r.on(w.Events.MANIFEST_PARSED,this.onManifestParsed,this),r.on(w.Events.LEVEL_LOADING,this.onLevelLoading,this),r.on(w.Events.LEVEL_LOADED,this.onLevelLoaded,this),r.on(w.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),r.on(w.Events.ERROR,this.onError,this),r.on(w.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),r.on(w.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),r.on(w.Events.BUFFER_CREATED,this.onBufferCreated,this),r.on(w.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),r.on(w.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),r.on(w.Events.FRAG_BUFFERED,this.onFragBuffered,this)},u._unregisterListeners=function(){var r=this.hls;r.off(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),r.off(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this),r.off(w.Events.MANIFEST_LOADING,this.onManifestLoading,this),r.off(w.Events.MANIFEST_PARSED,this.onManifestParsed,this),r.off(w.Events.LEVEL_LOADED,this.onLevelLoaded,this),r.off(w.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),r.off(w.Events.ERROR,this.onError,this),r.off(w.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),r.off(w.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),r.off(w.Events.BUFFER_CREATED,this.onBufferCreated,this),r.off(w.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),r.off(w.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),r.off(w.Events.FRAG_BUFFERED,this.onFragBuffered,this)},u.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},u.startLoad=function(r){if(this.levels){var t=this.lastCurrentTime,i=this.hls;if(this.stopLoad(),this.setInterval(c),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var m=i.startLevel;m===-1&&(i.config.testBandwidth?(m=0,this.bitrateTest=!0):m=i.nextAutoLevel),this.level=i.nextLoadLevel=m,this.loadedmetadata=!1}t>0&&r===-1&&(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),r=t),this.state=C.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=r,this.tick()}else this._forceStartLoad=!0,this.state=C.State.STOPPED},u.stopLoad=function(){this._forceStartLoad=!1,s.prototype.stopLoad.call(this)},u.doTick=function(){switch(this.state){case C.State.IDLE:this.doTickIdle();break;case C.State.WAITING_LEVEL:{var r,t=this.levels,i=this.level,m=t==null||((r=t[i])===null||r===void 0)?void 0:r.details;if(m&&(!m.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(m))break;this.state=C.State.IDLE;break}break}case C.State.FRAG_LOADING_WAITING_RETRY:{var g,b=self.performance.now(),L=this.retryDate;(!L||b>=L||(g=this.media)!==null&&g!==void 0&&g.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=C.State.IDLE)}break;default:break}this.onTickEnd()},u.onTickEnd=function(){s.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},u.doTickIdle=function(){var r,t,i=this.hls,m=this.levelLastLoaded,g=this.levels,b=this.media,L=i.config,R=i.nextLoadLevel;if(m===null||!b&&(this.startFragRequested||!L.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!g||!g[R])return;var I=g[R];this.level=i.nextLoadLevel=R;var k=I.details;if(!k||this.state===C.State.WAITING_LEVEL||k.live&&this.levelLastLoaded!==R){this.state=C.State.WAITING_LEVEL;return}var j=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:b,S.PlaylistLevelType.MAIN);if(j===null)return;var z=j.len,H=this.getMaxBufferLength(I.maxBitrate);if(z>=H)return;if(this._streamEnded(j,k)){var Q={};this.altAudio&&(Q.type="video"),this.hls.trigger(w.Events.BUFFER_EOS,Q),this.state=C.State.ENDED;return}var oe=j.end,q=this.getNextFragment(oe,k);if(this.couldBacktrack&&!this.fragPrevious&&q&&q.sn!=="initSegment"){var ne=q.sn-k.startSN;ne>1&&(q=k.fragments[ne-1],this.fragmentTracker.removeFragment(q))}if(q&&this.fragmentTracker.getState(q)===A.FragmentState.OK&&this.nextLoadPosition>oe){var re=this.audioOnly&&!this.altAudio?p.ElementaryStreamTypes.AUDIO:p.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(b,re,S.PlaylistLevelType.MAIN),q=this.getNextFragment(this.nextLoadPosition,k)}if(!q)return;q.initSegment&&!q.initSegment.data&&!this.bitrateTest&&(q=q.initSegment),((r=q.decryptdata)===null||r===void 0?void 0:r.keyFormat)==="identity"&&!((t=q.decryptdata)!==null&&t!==void 0&&t.key)?this.loadKey(q,k):this.loadFragment(q,k,oe)},u.loadFragment=function(r,t,i){var m,g=this.fragmentTracker.getState(r);if(this.fragCurrent=r,g===A.FragmentState.BACKTRACKED){var b=this.fragmentTracker.getBacktrackData(r);if(b){this._handleFragmentLoadProgress(b),this._handleFragmentLoadComplete(b);return}else g=A.FragmentState.NOT_LOADED}g===A.FragmentState.NOT_LOADED||g===A.FragmentState.PARTIAL?r.sn==="initSegment"?this._loadInitSegment(r):this.bitrateTest?(r.bitrateTest=!0,this.log("Fragment "+r.sn+" of level "+r.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(r)):(this.startFragRequested=!0,s.prototype.loadFragment.call(this,r,t,i)):g===A.FragmentState.APPENDING?this.reduceMaxBufferLength(r.duration)&&this.fragmentTracker.removeFragment(r):((m=this.media)===null||m===void 0?void 0:m.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},u.getAppendedFrag=function(r){var t=this.fragmentTracker.getAppendedFrag(r,S.PlaylistLevelType.MAIN);return t&&"fragment"in t?t.fragment:t},u.getBufferedFrag=function(r){return this.fragmentTracker.getBufferedFrag(r,S.PlaylistLevelType.MAIN)},u.followingBufferedFrag=function(r){return r?this.getBufferedFrag(r.end+.5):null},u.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},u.nextLevelSwitch=function(){var r=this.levels,t=this.media;if(t!=null&&t.readyState){var i,m=this.getAppendedFrag(t.currentTime);if(m&&m.start>1&&this.flushMainBuffer(0,m.start-1),!t.paused&&r){var g=this.hls.nextLoadLevel,b=r[g],L=this.fragLastKbps;L&&this.fragCurrent?i=this.fragCurrent.duration*b.maxBitrate/(1e3*L)+1:i=0}else i=0;var R=this.getBufferedFrag(t.currentTime+i);if(R){var I=this.followingBufferedFrag(R);if(I){this.abortCurrentFrag();var k=I.maxStartPTS?I.maxStartPTS:I.start,j=I.duration,z=Math.max(R.end,k+Math.min(Math.max(j-this.config.maxFragLookUpTolerance,j*.5),j*.75));this.flushMainBuffer(z,Number.POSITIVE_INFINITY)}}}},u.abortCurrentFrag=function(){var r=this.fragCurrent;this.fragCurrent=null,r!=null&&r.loader&&r.loader.abort(),this.state===C.State.KEY_LOADING&&(this.state=C.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},u.flushMainBuffer=function(r,t){s.prototype.flushMainBuffer.call(this,r,t,this.altAudio?"video":null)},u.onMediaAttached=function(r,t){s.prototype.onMediaAttached.call(this,r,t);var i=t.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new y.default(this.config,i,this.fragmentTracker,this.hls)},u.onMediaDetaching=function(){var r=this.media;r&&(r.removeEventListener("playing",this.onvplaying),r.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),s.prototype.onMediaDetaching.call(this)},u.onMediaPlaying=function(){this.tick()},u.onMediaSeeked=function(){var r=this.media,t=r?r.currentTime:null;Object(P.isFiniteNumber)(t)&&this.log("Media seeked to "+t.toFixed(3)),this.tick()},u.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(w.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},u.onManifestParsed=function(r,t){var i=!1,m=!1,g;t.levels.forEach(function(b){g=b.audioCodec,g&&(g.indexOf("mp4a.40.2")!==-1&&(i=!0),g.indexOf("mp4a.40.5")!==-1&&(m=!0))}),this.audioCodecSwitch=i&&m&&!Object(D.changeTypeSupported)(),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},u.onLevelLoading=function(r,t){var i=this.levels;if(!i||this.state!==C.State.IDLE)return;var m=i[t.level];(!m.details||m.details.live&&this.levelLastLoaded!==t.level||this.waitForCdnTuneIn(m.details))&&(this.state=C.State.WAITING_LEVEL)},u.onLevelLoaded=function(r,t){var i,m=this.levels,g=t.level,b=t.details,L=b.totalduration;if(!m){this.warn("Levels were reset while loading level "+g);return}this.log("Level "+g+" loaded ["+b.startSN+","+b.endSN+"], cc ["+b.startCC+", "+b.endCC+"] duration:"+L);var R=this.fragCurrent;R&&(this.state===C.State.FRAG_LOADING||this.state===C.State.FRAG_LOADING_WAITING_RETRY)&&(R.level!==t.level&&R.loader&&(this.state=C.State.IDLE,R.loader.abort()));var I=m[g],k=0;if(b.live||(i=I.details)!==null&&i!==void 0&&i.live){if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed)return;k=this.alignPlaylists(b,I.details)}if(I.details=b,this.levelLastLoaded=g,this.hls.trigger(w.Events.LEVEL_UPDATED,{details:b,level:g}),this.state===C.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(b))return;this.state=C.State.IDLE}this.startFragRequested?b.live&&this.synchronizeToLiveEdge(b):this.setStartPosition(b,k),this.tick()},u._handleFragmentLoadProgress=function(r){var t,i=r.frag,m=r.part,g=r.payload,b=this.levels;if(!b){this.warn("Levels were reset while fragment load was in progress. Fragment "+i.sn+" of level "+i.level+" will not be buffered");return}var L=b[i.level],R=L.details;if(!R){this.warn("Dropping fragment "+i.sn+" of level "+i.level+" after level details were reset");return}var I=L.videoCodec,k=R.PTSKnown||!R.live,j=(t=i.initSegment)===null||t===void 0?void 0:t.data,z=this._getAudioCodec(L),H=this.transmuxer=this.transmuxer||new E.default(this.hls,S.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),Q=m?m.index:-1,oe=Q!==-1,q=new T.ChunkMetadata(i.level,i.sn,i.stats.chunkCount,g.byteLength,Q,oe),ne=this.initPTS[i.cc];H.push(g,j,z,I,i,m,R.totalduration,k,q,ne)},u.onAudioTrackSwitching=function(r,t){var i=this.altAudio,m=!!t.url,g=t.id;if(!m){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var b=this.fragCurrent;b!=null&&b.loader&&(this.log("Switching to main audio track, cancel main fragment load"),b.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var L=this.hls;i&&L.trigger(w.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),L.trigger(w.Events.AUDIO_TRACK_SWITCHED,{id:g})}},u.onAudioTrackSwitched=function(r,t){var i=t.id,m=!!this.hls.audioTracks[i].url;if(m){var g=this.videoBuffer;g&&this.mediaBuffer!==g&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=g)}this.altAudio=m,this.tick()},u.onBufferCreated=function(r,t){var i=t.tracks,m,g,b=!1;for(var L in i){var R=i[L];if(R.id==="main"){if(g=L,m=R,L==="video"){var I=i[L];I&&(this.videoBuffer=I.buffer)}}else b=!0}b&&m?(this.log("Alternate track found, use "+g+".buffered to schedule main fragment loading"),this.mediaBuffer=m.buffer):this.mediaBuffer=this.media},u.onFragBuffered=function(r,t){var i=t.frag,m=t.part;if(i&&i.type!==S.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(i)){this.warn("Fragment "+i.sn+(m?" p: "+m.index:"")+" of level "+i.level+" finished buffering, but was aborted. state: "+this.state),this.state===C.State.PARSED&&(this.state=C.State.IDLE);return}var g=m?m.stats:i.stats;this.fragLastKbps=Math.round(8*g.total/(g.buffering.end-g.loading.first)),i.sn!=="initSegment"&&(this.fragPrevious=i),this.fragBufferedComplete(i,m)},u.onError=function(r,t){switch(t.details){case v.ErrorDetails.FRAG_LOAD_ERROR:case v.ErrorDetails.FRAG_LOAD_TIMEOUT:case v.ErrorDetails.KEY_LOAD_ERROR:case v.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(S.PlaylistLevelType.MAIN,t);break;case v.ErrorDetails.LEVEL_LOAD_ERROR:case v.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==C.State.ERROR&&(t.fatal?(this.warn(""+t.details),this.state=C.State.ERROR):!t.levelRetry&&this.state===C.State.WAITING_LEVEL&&(this.state=C.State.IDLE));break;case v.ErrorDetails.BUFFER_FULL_ERROR:if(t.parent==="main"&&(this.state===C.State.PARSING||this.state===C.State.PARSED)){var i=!0,m=this.getFwdBufferInfo(this.media,S.PlaylistLevelType.MAIN);m&&m.len>.5&&(i=!this.reduceMaxBufferLength(m.len)),i&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},u.checkBuffer=function(){var r=this.media,t=this.gapController;if(!r||!t||!r.readyState)return;var i=O.BufferHelper.getBuffered(r);!this.loadedmetadata&&i.length?(this.loadedmetadata=!0,this.seekToStartPos()):t.poll(this.lastCurrentTime),this.lastCurrentTime=r.currentTime},u.onFragLoadEmergencyAborted=function(){this.state=C.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},u.onBufferFlushed=function(r,t){var i=t.type;if(i!==p.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var m=(i===p.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(m,i,S.PlaylistLevelType.MAIN)}},u.onLevelsUpdated=function(r,t){this.levels=t.levels},u.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},u.seekToStartPos=function(){var r=this.media,t=r.currentTime,i=this.startPosition;if(i>=0&&t<i){if(r.seeking){h.logger.log("could not seek to "+i+", already seeking at "+t);return}var m=O.BufferHelper.getBuffered(r),g=m.length?m.start(0):0,b=g-i;b>0&&(b<this.config.maxBufferHole||b<this.config.maxFragLookUpTolerance)&&(h.logger.log("adjusting start position by "+b+" to match buffer start"),i+=b,this.startPosition=i),this.log("seek to target start position "+i+" from current time "+t),r.currentTime=i}},u._getAudioCodec=function(r){var t=this.config.defaultAudioCodec||r.audioCodec;return this.audioCodecSwap&&t&&(this.log("Swapping audio codec"),t.indexOf("mp4a.40.5")!==-1?t="mp4a.40.2":t="mp4a.40.5"),t},u._loadBitrateTestFrag=function(r){var t=this;this._doFragLoad(r).then(function(i){var m=t.hls;if(!i||m.nextLoadLevel||t.fragContextChanged(r))return;t.fragLoadError=0,t.state=C.State.IDLE,t.startFragRequested=!1,t.bitrateTest=!1;var g=r.stats;g.parsing.start=g.parsing.end=g.buffering.start=g.buffering.end=self.performance.now(),m.trigger(w.Events.FRAG_LOADED,i)})},u._handleTransmuxComplete=function(r){var t,i="main",m=this.hls,g=r.remuxResult,b=r.chunkMeta,L=this.getCurrentContext(b);if(!L){this.warn("The loading context changed while buffering fragment "+b.sn+" of level "+b.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(b.level);return}var R=L.frag,I=L.part,k=L.level,j=g.video,z=g.text,H=g.id3,Q=g.initSegment,oe=this.altAudio?void 0:g.audio;if(this.fragContextChanged(R))return;if(this.state=C.State.PARSING,Q){Q.tracks&&(this._bufferInitSegment(k,Q.tracks,R,b),m.trigger(w.Events.FRAG_PARSING_INIT_SEGMENT,{frag:R,id:i,tracks:Q.tracks}));var q=Q.initPTS,ne=Q.timescale;Object(P.isFiniteNumber)(q)&&(this.initPTS[R.cc]=q,m.trigger(w.Events.INIT_PTS_FOUND,{frag:R,id:i,initPTS:q,timescale:ne}))}if(j&&g.independent!==!1){if(k.details){var re=j.startPTS,B=j.endPTS,K=j.startDTS,Y=j.endDTS;if(I)I.elementaryStreams[j.type]={startPTS:re,endPTS:B,startDTS:K,endDTS:Y};else if(j.firstKeyFrame&&j.independent&&(this.couldBacktrack=!0),j.dropped&&j.independent){var N=this.getLoadPosition()+this.config.maxBufferHole;if(N<re){this.backtrack(R);return}R.setElementaryStreamInfo(j.type,R.start,B,R.start,Y,!0)}R.setElementaryStreamInfo(j.type,re,B,K,Y),this.bufferFragmentData(j,R,I,b)}}else if(g.independent===!1){this.backtrack(R);return}if(oe){var G=oe.startPTS,ae=oe.endPTS,Ee=oe.startDTS,xe=oe.endDTS;I&&(I.elementaryStreams[p.ElementaryStreamTypes.AUDIO]={startPTS:G,endPTS:ae,startDTS:Ee,endDTS:xe}),R.setElementaryStreamInfo(p.ElementaryStreamTypes.AUDIO,G,ae,Ee,xe),this.bufferFragmentData(oe,R,I,b)}if(H!=null&&(t=H.samples)!==null&&t!==void 0&&t.length){var be={frag:R,id:i,samples:H.samples};m.trigger(w.Events.FRAG_PARSING_METADATA,be)}if(z){var Oe={frag:R,id:i,samples:z.samples};m.trigger(w.Events.FRAG_PARSING_USERDATA,Oe)}},u._bufferInitSegment=function(r,t,i,m){var g=this;if(this.state!==C.State.PARSING)return;this.audioOnly=!!t.audio&&!t.video,this.altAudio&&!this.audioOnly&&delete t.audio;var b=t.audio,L=t.video,R=t.audiovideo;if(b){var I=r.audioCodec,k=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(I&&(I.indexOf("mp4a.40.5")!==-1?I="mp4a.40.2":I="mp4a.40.5"),b.metadata.channelCount!==1&&k.indexOf("firefox")===-1&&(I="mp4a.40.5")),k.indexOf("android")!==-1&&b.container!=="audio/mpeg"&&(I="mp4a.40.2",this.log("Android: force audio codec to "+I)),r.audioCodec&&r.audioCodec!==I&&this.log('Swapping manifest audio codec "'+r.audioCodec+'" for "'+I+'"'),b.levelCodec=I,b.id="main",this.log("Init audio buffer, container:"+b.container+", codecs[selected/level/parsed]=["+(I||"")+"/"+(r.audioCodec||"")+"/"+b.codec+"]")}L&&(L.levelCodec=r.videoCodec,L.id="main",this.log("Init video buffer, container:"+L.container+", codecs[level/parsed]=["+(r.videoCodec||"")+"/"+L.codec+"]")),R&&this.log("Init audiovideo buffer, container:"+R.container+", codecs[level/parsed]=["+(r.attrs.CODECS||"")+"/"+R.codec+"]"),this.hls.trigger(w.Events.BUFFER_CODECS,t),Object.keys(t).forEach(function(j){var z=t[j],H=z.initSegment;H!=null&&H.byteLength&&g.hls.trigger(w.Events.BUFFER_APPENDING,{type:j,data:H,frag:i,part:null,chunkMeta:m,parent:i.type})}),this.tick()},u.backtrack=function(r){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(r);var t=this.fragmentTracker.backtrack(r);this.fragPrevious=null,this.nextLoadPosition=r.start,t?this.resetFragmentLoading(r):this.state=C.State.BACKTRACKING},u.checkFragmentChanged=function(){var r=this.media,t=null;if(r&&r.readyState>1&&r.seeking===!1){var i=r.currentTime;if(O.BufferHelper.isBuffered(r,i)?t=this.getAppendedFrag(i):O.BufferHelper.isBuffered(r,i+.1)&&(t=this.getAppendedFrag(i+.1)),t){var m=this.fragPlaying,g=t.level;(!m||t.sn!==m.sn||m.level!==g||t.urlId!==m.urlId)&&(this.hls.trigger(w.Events.FRAG_CHANGED,{frag:t}),(!m||m.level!==g)&&this.hls.trigger(w.Events.LEVEL_SWITCHED,{level:g}),this.fragPlaying=t)}}},e(f,[{key:"nextLevel",get:function(){var r=this.nextBufferedFrag;return r?r.level:-1}},{key:"currentLevel",get:function(){var r=this.media;if(r){var t=this.getAppendedFrag(r.currentTime);if(t)return t.level}return-1}},{key:"nextBufferedFrag",get:function(){var r=this.media;if(r){var t=this.getAppendedFrag(r.currentTime);return this.followingBufferedFrag(t)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),f}(C.default)},"./src/controller/subtitle-stream-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"SubtitleStreamController",function(){return o});var P=x("./src/events.ts"),C=x("./src/utils/logger.ts"),D=x("./src/utils/buffer-helper.ts"),w=x("./src/controller/fragment-finders.ts"),O=x("./src/utils/discontinuities.ts"),A=x("./src/controller/level-helper.ts"),S=x("./src/controller/fragment-tracker.ts"),p=x("./src/controller/base-stream-controller.ts"),E=x("./src/types/loader.ts"),T=x("./src/types/level.ts");function y(a,c){for(var d=0;d<c.length;d++){var s=c[d];s.enumerable=s.enumerable||!1,s.configurable=!0,"value"in s&&(s.writable=!0),Object.defineProperty(a,s.key,s)}}function v(a,c,d){return c&&y(a.prototype,c),d&&y(a,d),a}function h(a,c){a.prototype=Object.create(c.prototype),a.prototype.constructor=a,l(a,c)}function l(a,c){return l=Object.setPrototypeOf||function(s,f){return s.__proto__=f,s},l(a,c)}var e=500,o=function(a){h(c,a);function c(s,f){var u;return u=a.call(this,s,f,"[subtitle-stream-controller]")||this,u.levels=[],u.currentTrackId=-1,u.tracksBuffered=[],u.mainDetails=null,u._registerListeners(),u}var d=c.prototype;return d.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},d._registerListeners=function(){var f=this.hls;f.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(P.Events.ERROR,this.onError,this),f.on(P.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),f.on(P.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),f.on(P.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),f.on(P.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),f.on(P.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},d._unregisterListeners=function(){var f=this.hls;f.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),f.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),f.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),f.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(P.Events.ERROR,this.onError,this),f.off(P.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),f.off(P.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),f.off(P.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),f.off(P.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),f.off(P.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},d.startLoad=function(){this.stopLoad(),this.state=p.State.IDLE,this.setInterval(e),this.tick()},d.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},d.onLevelLoaded=function(f,u){this.mainDetails=u.details},d.onSubtitleFragProcessed=function(f,u){var n=u.frag,r=u.success;if(this.fragPrevious=n,this.state=p.State.IDLE,!r)return;var t=this.tracksBuffered[this.currentTrackId];if(!t)return;for(var i,m=n.start,g=0;g<t.length;g++)if(m>=t[g].start&&m<=t[g].end){i=t[g];break}var b=n.start+n.duration;i?i.end=b:(i={start:m,end:b},t.push(i)),this.fragmentTracker.fragBuffered(n)},d.onBufferFlushing=function(f,u){var n=u.startOffset,r=u.endOffset;if(n===0&&r!==Number.POSITIVE_INFINITY){var t=this.currentTrackId,i=this.levels;if(!i.length||!i[t]||!i[t].details)return;var m=i[t].details,g=m.targetduration,b=r-g;if(b<=0)return;u.endOffsetSubtitles=Math.max(0,b),this.tracksBuffered.forEach(function(L){for(var R=0;R<L.length;){if(L[R].end<=b){L.shift();continue}else if(L[R].start<b)L[R].start=b;else break;R++}}),this.fragmentTracker.removeFragmentsInRange(n,b,E.PlaylistLevelType.SUBTITLE)}},d.onError=function(f,u){var n,r=u.frag;if(!r||r.type!==E.PlaylistLevelType.SUBTITLE)return;(n=this.fragCurrent)!==null&&n!==void 0&&n.loader&&this.fragCurrent.loader.abort(),this.state=p.State.IDLE},d.onSubtitleTracksUpdated=function(f,u){var n=this,r=u.subtitleTracks;this.tracksBuffered=[],this.levels=r.map(function(t){return new T.Level(t)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(t){n.tracksBuffered[t.id]=[]}),this.mediaBuffer=null},d.onSubtitleTrackSwitch=function(f,u){if(this.currentTrackId=u.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var n=this.levels[this.currentTrackId];n!=null&&n.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,n&&this.setInterval(e)},d.onSubtitleTrackLoaded=function(f,u){var n,r=u.details,t=u.id,i=this.currentTrackId,m=this.levels;if(!m.length)return;var g=m[i];if(t>=m.length||t!==i||!g)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,r.live||(n=g.details)!==null&&n!==void 0&&n.live){var b=this.mainDetails;if(r.deltaUpdateFailed||!b)return;var L=b.fragments[0];if(!g.details)r.hasProgramDateTime&&b.hasProgramDateTime?Object(O.alignMediaPlaylistByPDT)(r,b):L&&Object(A.addSliding)(r,L.start);else{var R=this.alignPlaylists(r,g.details);R===0&&L&&Object(A.addSliding)(r,L.start)}}if(g.details=r,this.levelLastLoaded=t,this.tick(),r.live&&!this.fragCurrent&&this.media&&this.state===p.State.IDLE){var I=Object(w.findFragmentByPTS)(null,r.fragments,this.media.currentTime,0);I||(this.warn("Subtitle playlist not aligned with playback"),g.details=void 0)}},d._handleFragmentLoadComplete=function(f){var u=f.frag,n=f.payload,r=u.decryptdata,t=this.hls;if(this.fragContextChanged(u))return;if(n&&n.byteLength>0&&r&&r.key&&r.iv&&r.method==="AES-128"){var i=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(n),r.key.buffer,r.iv.buffer).then(function(m){var g=performance.now();t.trigger(P.Events.FRAG_DECRYPTED,{frag:u,payload:m,stats:{tstart:i,tdecrypt:g}})})}},d.doTick=function(){if(!this.media){this.state=p.State.IDLE;return}if(this.state===p.State.IDLE){var f,u=this.currentTrackId,n=this.levels;if(!n.length||!n[u]||!n[u].details)return;var r=n[u].details,t=r.targetduration,i=this.config,m=this.media,g=D.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,m.currentTime-t,i.maxBufferHole),b=g.end,L=g.len,R=this.getMaxBufferLength()+t;if(L>R)return;console.assert(r,"Subtitle track details are defined on idle subtitle stream controller tick");var I=r.fragments,k=I.length,j=r.edge,z,H=this.fragPrevious;if(b<j){var Q=i.maxFragLookUpTolerance;H&&r.hasProgramDateTime&&(z=Object(w.findFragmentByPDT)(I,H.endProgramDateTime,Q)),z||(z=Object(w.findFragmentByPTS)(H,I,b,Q),!z&&H&&H.start<I[0].start&&(z=I[0]))}else z=I[k-1];(f=z)!==null&&f!==void 0&&f.encrypted?(C.logger.log("Loading key for "+z.sn),this.state=p.State.KEY_LOADING,this.hls.trigger(P.Events.KEY_LOADING,{frag:z})):z&&this.fragmentTracker.getState(z)===S.FragmentState.NOT_LOADED&&this.loadFragment(z,r,b)}},d.loadFragment=function(f,u,n){this.fragCurrent=f,a.prototype.loadFragment.call(this,f,u,n)},v(c,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),c}(p.default)},"./src/controller/subtitle-track-controller.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/events.ts"),C=x("./src/utils/texttrack-utils.ts"),D=x("./src/controller/base-playlist-controller.ts"),w=x("./src/types/loader.ts");function O(y,v){for(var h=0;h<v.length;h++){var l=v[h];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(y,l.key,l)}}function A(y,v,h){return v&&O(y.prototype,v),h&&O(y,h),y}function S(y,v){y.prototype=Object.create(v.prototype),y.prototype.constructor=y,p(y,v)}function p(y,v){return p=Object.setPrototypeOf||function(l,e){return l.__proto__=e,l},p(y,v)}var E=function(y){S(v,y);function v(l){var e;return e=y.call(this,l,"[subtitle-track-controller]")||this,e.media=null,e.tracks=[],e.groupId=null,e.tracksInGroup=[],e.trackId=-1,e.selectDefaultTrack=!0,e.queuedDefaultTrack=-1,e.trackChangeListener=function(){return e.onTextTracksChanged()},e.asyncPollTrackChange=function(){return e.pollTrackChange(0)},e.useTextTrackPolling=!1,e.subtitlePollingInterval=-1,e.subtitleDisplay=!0,e.registerListeners(),e}var h=v.prototype;return h.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,y.prototype.destroy.call(this)},h.registerListeners=function(){var e=this.hls;e.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(P.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(P.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(P.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.on(P.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.on(P.Events.ERROR,this.onError,this)},h.unregisterListeners=function(){var e=this.hls;e.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(P.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(P.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(P.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),e.off(P.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),e.off(P.Events.ERROR,this.onError,this)},h.onMediaAttached=function(e,o){if(this.media=o.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},h.pollTrackChange=function(e){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,e)},h.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var e=T(this.media.textTracks);e.forEach(function(o){Object(C.clearCurrentCues)(o)}),this.subtitleTrack=-1,this.media=null},h.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},h.onManifestParsed=function(e,o){this.tracks=o.subtitleTracks},h.onSubtitleTrackLoaded=function(e,o){var a=o.id,c=o.details,d=this.trackId,s=this.tracksInGroup[d];if(!s){this.warn("Invalid subtitle track id "+a);return}var f=s.details;s.details=o.details,this.log("subtitle track "+a+" loaded ["+c.startSN+"-"+c.endSN+"]"),a===this.trackId&&(this.retryCount=0,this.playlistLoaded(a,o,f))},h.onLevelLoading=function(e,o){this.switchLevel(o.level)},h.onLevelSwitching=function(e,o){this.switchLevel(o.level)},h.switchLevel=function(e){var o=this.hls.levels[e];if(!(o!=null&&o.textGroupIds))return;var a=o.textGroupIds[o.urlId];if(this.groupId!==a){var c=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,d=this.tracks.filter(function(u){return!a||u.groupId===a});this.tracksInGroup=d;var s=this.findTrackId(c==null?void 0:c.name)||this.findTrackId();this.groupId=a;var f={subtitleTracks:d};this.log("Updating subtitle tracks, "+d.length+' track(s) found in "'+a+'" group-id'),this.hls.trigger(P.Events.SUBTITLE_TRACKS_UPDATED,f),s!==-1&&this.setSubtitleTrack(s,c)}},h.findTrackId=function(e){for(var o=this.tracksInGroup,a=0;a<o.length;a++){var c=o[a];if((!this.selectDefaultTrack||c.default)&&(!e||e===c.name))return c.id}return-1},h.onError=function(e,o){if(y.prototype.onError.call(this,e,o),o.fatal||!o.context)return;o.context.type===w.PlaylistContextType.SUBTITLE_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},h.loadPlaylist=function(e){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var a=o.id,c=o.groupId,d=o.url;if(e)try{d=e.addDirectives(d)}catch(s){this.warn("Could not construct new URL with HLS Delivery Directives: "+s)}this.log("Loading subtitle playlist for id "+a),this.hls.trigger(P.Events.SUBTITLE_TRACK_LOADING,{url:d,id:a,groupId:c,deliveryDirectives:e||null})}},h.toggleTrackModes=function(e){var o=this,a=this.media,c=this.subtitleDisplay,d=this.trackId;if(!a)return;var s=T(a.textTracks),f=s.filter(function(r){return r.groupId===o.groupId});if(e===-1)[].slice.call(s).forEach(function(r){r.mode="disabled"});else{var u=f[d];u&&(u.mode="disabled")}var n=f[e];n&&(n.mode=c?"showing":"hidden")},h.setSubtitleTrack=function(e,o){var a,c=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=e;return}if(this.trackId!==e&&this.toggleTrackModes(e),this.trackId===e&&(e===-1||(a=c[e])!==null&&a!==void 0&&a.details)||e<-1||e>=c.length)return;this.clearTimer();var d=c[e];if(this.log("Switching to subtitle track "+e),this.trackId=e,d){var s=d.id,f=d.groupId,u=f===void 0?"":f,n=d.name,r=d.type,t=d.url;this.hls.trigger(P.Events.SUBTITLE_TRACK_SWITCH,{id:s,groupId:u,name:n,type:r,url:t});var i=this.switchParams(d.url,o==null?void 0:o.details);this.loadPlaylist(i)}else this.hls.trigger(P.Events.SUBTITLE_TRACK_SWITCH,{id:e})},h.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var e=-1,o=T(this.media.textTracks),a=0;a<o.length;a++)if(o[a].mode==="hidden")e=a;else if(o[a].mode==="showing"){e=a;break}this.subtitleTrack!==e&&(this.subtitleTrack=e)},A(v,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(e){this.selectDefaultTrack=!1;var o=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(e,o)}}]),v}(D.default);function T(y){for(var v=[],h=0;h<y.length;h++){var l=y[h];l.kind==="subtitles"&&l.label&&v.push(y[h])}return v}M.default=E},"./src/controller/timeline-controller.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"TimelineController",function(){return T});var P=x("./src/polyfills/number.ts"),C=x("./src/events.ts"),D=x("./src/utils/cea-608-parser.ts"),w=x("./src/utils/output-filter.ts"),O=x("./src/utils/webvtt-parser.ts"),A=x("./src/utils/texttrack-utils.ts"),S=x("./src/utils/imsc1-ttml-parser.ts"),p=x("./src/types/loader.ts"),E=x("./src/utils/logger.ts"),T=function(){function l(o){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=h(),this.captionsProperties=void 0,this.hls=o,this.config=o.config,this.Cues=o.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var a=new w.default(this,"textTrack1"),c=new w.default(this,"textTrack2"),d=new w.default(this,"textTrack3"),s=new w.default(this,"textTrack4");this.cea608Parser1=new D.default(1,a,c),this.cea608Parser2=new D.default(3,d,s)}o.on(C.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(C.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(C.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(C.Events.MANIFEST_LOADED,this.onManifestLoaded,this),o.on(C.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),o.on(C.Events.FRAG_LOADING,this.onFragLoading,this),o.on(C.Events.FRAG_LOADED,this.onFragLoaded,this),o.on(C.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),o.on(C.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),o.on(C.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),o.on(C.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),o.on(C.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var e=l.prototype;return e.destroy=function(){var a=this.hls;a.off(C.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),a.off(C.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.off(C.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.off(C.Events.MANIFEST_LOADED,this.onManifestLoaded,this),a.off(C.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),a.off(C.Events.FRAG_LOADING,this.onFragLoading,this),a.off(C.Events.FRAG_LOADED,this.onFragLoaded,this),a.off(C.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),a.off(C.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),a.off(C.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),a.off(C.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),a.off(C.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},e.addCues=function(a,c,d,s,f){for(var u=!1,n=f.length;n--;){var r=f[n],t=v(r[0],r[1],c,d);if(t>=0&&(r[0]=Math.min(r[0],c),r[1]=Math.max(r[1],d),u=!0,t/(d-c)>.5))return}if(u||f.push([c,d]),this.config.renderTextTracksNatively){var i=this.captionsTracks[a];this.Cues.newCue(i,c,d,s)}else{var m=this.Cues.newCue(null,c,d,s);this.hls.trigger(C.Events.CUES_PARSED,{type:"captions",cues:m,track:a})}},e.onInitPtsFound=function(a,c){var d=this,s=c.frag,f=c.id,u=c.initPTS,n=c.timescale,r=this.unparsedVttFrags;f==="main"&&(this.initPTS[s.cc]=u,this.timescale[s.cc]=n),r.length&&(this.unparsedVttFrags=[],r.forEach(function(t){d.onFragLoaded(C.Events.FRAG_LOADED,t)}))},e.getExistingTrack=function(a){var c=this.media;if(c)for(var d=0;d<c.textTracks.length;d++){var s=c.textTracks[d];if(s[a])return s}return null},e.createCaptionsTrack=function(a){this.config.renderTextTracksNatively?this.createNativeTrack(a):this.createNonNativeTrack(a)},e.createNativeTrack=function(a){if(this.captionsTracks[a])return;var c=this.captionsProperties,d=this.captionsTracks,s=this.media,f=c[a],u=f.label,n=f.languageCode,r=this.getExistingTrack(a);if(r)d[a]=r,Object(A.clearCurrentCues)(d[a]),Object(A.sendAddTrackEvent)(d[a],s);else{var t=this.createTextTrack("captions",u,n);t&&(t[a]=!0,d[a]=t)}},e.createNonNativeTrack=function(a){if(this.nonNativeCaptionsTracks[a])return;var c=this.captionsProperties[a];if(!c)return;var d=c.label,s={_id:a,label:d,kind:"captions",default:c.media?!!c.media.default:!1,closedCaptions:c.media};this.nonNativeCaptionsTracks[a]=s,this.hls.trigger(C.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[s]})},e.createTextTrack=function(a,c,d){var s=this.media;return s?s.addTextTrack(a,c,d):void 0},e.onMediaAttaching=function(a,c){this.media=c.media,this._cleanTracks()},e.onMediaDetaching=function(){var a=this.captionsTracks;Object.keys(a).forEach(function(c){Object(A.clearCurrentCues)(a[c]),delete a[c]}),this.nonNativeCaptionsTracks={}},e.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=h(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},e._cleanTracks=function(){var a=this.media;if(!a)return;var c=a.textTracks;if(c)for(var d=0;d<c.length;d++)Object(A.clearCurrentCues)(c[d])},e.onSubtitleTracksUpdated=function(a,c){var d=this;this.textTracks=[];var s=c.subtitleTracks||[],f=s.some(function(t){return t.textCodec===S.IMSC1_CODEC});if(this.config.enableWebVTT||f&&this.config.enableIMSC1){var u=this.tracks&&s&&this.tracks.length===s.length;if(this.tracks=s||[],this.config.renderTextTracksNatively){var n=this.media?this.media.textTracks:[];this.tracks.forEach(function(t,i){var m;if(i<n.length){for(var g=null,b=0;b<n.length;b++)if(y(n[b],t)){g=n[b];break}g&&(m=g)}m?Object(A.clearCurrentCues)(m):(m=d.createTextTrack("subtitles",t.name,t.lang),m&&(m.mode="disabled")),m&&(m.groupId=t.groupId,d.textTracks.push(m))})}else if(!u&&this.tracks&&this.tracks.length){var r=this.tracks.map(function(t){return{label:t.name,kind:t.type.toLowerCase(),default:t.default,subtitleTrack:t}});this.hls.trigger(C.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:r})}}},e.onManifestLoaded=function(a,c){var d=this;this.config.enableCEA708Captions&&c.captions&&c.captions.forEach(function(s){var f=/(?:CC|SERVICE)([1-4])/.exec(s.instreamId);if(!f)return;var u="textTrack"+f[1],n=d.captionsProperties[u];if(!n)return;n.label=s.name,s.lang&&(n.languageCode=s.lang),n.media=s})},e.onFragLoading=function(a,c){var d=this.cea608Parser1,s=this.cea608Parser2,f=this.lastSn,u=this.lastPartIndex;if(!this.enabled||!(d&&s))return;if(c.frag.type===p.PlaylistLevelType.MAIN){var n,r,t=c.frag.sn,i=(n=c==null||((r=c.part)===null||r===void 0)?void 0:r.index)!=null?n:-1;t===f+1||t===f&&i===u+1||(d.reset(),s.reset()),this.lastSn=t,this.lastPartIndex=i}},e.onFragLoaded=function(a,c){var d=c.frag,s=c.payload,f=this.initPTS,u=this.unparsedVttFrags;if(d.type===p.PlaylistLevelType.SUBTITLE)if(s.byteLength){if(!Object(P.isFiniteNumber)(f[d.cc])){u.push(c),f.length&&this.hls.trigger(C.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:new Error("Missing initial subtitle PTS")});return}var n=d.decryptdata;if(n==null||n.key==null||n.method!=="AES-128"){var r=this.tracks[d.level],t=this.vttCCs;t[d.cc]||(t[d.cc]={start:d.start,prevCC:this.prevCC,new:!0},this.prevCC=d.cc),r&&r.textCodec===S.IMSC1_CODEC?this._parseIMSC1(d,s):this._parseVTTs(d,s,t)}}else this.hls.trigger(C.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:new Error("Empty subtitle payload")})},e._parseIMSC1=function(a,c){var d=this,s=this.hls;Object(S.parseIMSC1)(c,this.initPTS[a.cc],this.timescale[a.cc],function(f){d._appendCues(f,a.level),s.trigger(C.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:a})},function(f){E.logger.log("Failed to parse IMSC1: "+f),s.trigger(C.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:a,error:f})})},e._parseVTTs=function(a,c,d){var s=this,f=this.hls;Object(O.parseWebVTT)(c,this.initPTS[a.cc],this.timescale[a.cc],d,a.cc,a.start,function(u){s._appendCues(u,a.level),f.trigger(C.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:a})},function(u){s._fallbackToIMSC1(a,c),E.logger.log("Failed to parse VTT cue: "+u),f.trigger(C.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:a,error:u})})},e._fallbackToIMSC1=function(a,c){var d=this,s=this.tracks[a.level];s.textCodec||Object(S.parseIMSC1)(c,this.initPTS[a.cc],this.timescale[a.cc],function(){s.textCodec=S.IMSC1_CODEC,d._parseIMSC1(a,c)},function(){s.textCodec="wvtt"})},e._appendCues=function(a,c){var d=this.hls;if(this.config.renderTextTracksNatively){var s=this.textTracks[c];if(s.mode==="disabled")return;a.forEach(function(n){return Object(A.addCueToTrack)(s,n)})}else{var f=this.tracks[c],u=f.default?"default":"subtitles"+c;d.trigger(C.Events.CUES_PARSED,{type:"subtitles",cues:a,track:u})}},e.onFragDecrypted=function(a,c){var d=c.frag;if(d.type===p.PlaylistLevelType.SUBTITLE){if(!Object(P.isFiniteNumber)(this.initPTS[d.cc])){this.unparsedVttFrags.push(c);return}this.onFragLoaded(C.Events.FRAG_LOADED,c)}},e.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},e.onFragParsingUserdata=function(a,c){var d=this.cea608Parser1,s=this.cea608Parser2;if(!this.enabled||!(d&&s))return;for(var f=0;f<c.samples.length;f++){var u=c.samples[f].bytes;if(u){var n=this.extractCea608Data(u);d.addData(c.samples[f].pts,n[0]),s.addData(c.samples[f].pts,n[1])}}},e.onBufferFlushing=function(a,c){var d=c.startOffset,s=c.endOffset,f=c.endOffsetSubtitles,u=c.type,n=this.media;if(!n||n.currentTime<s)return;if(!u||u==="video"){var r=this.captionsTracks;Object.keys(r).forEach(function(i){return Object(A.removeCuesInRange)(r[i],d,s)})}if(this.config.renderTextTracksNatively&&(d===0&&f!==void 0)){var t=this.textTracks;Object.keys(t).forEach(function(i){return Object(A.removeCuesInRange)(t[i],d,f)})}},e.extractCea608Data=function(a){for(var c=a[0]&31,d=2,s=[[],[]],f=0;f<c;f++){var u=a[d++],n=127&a[d++],r=127&a[d++],t=(4&u)!==0,i=3&u;if(n===0&&r===0)continue;t&&((i===0||i===1)&&(s[i].push(n),s[i].push(r)))}return s},l}();function y(l,e){return l&&l.label===e.name&&!(l.textTrack1||l.textTrack2)}function v(l,e,o,a){return Math.min(e,a)-Math.max(l,o)}function h(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return P});var P=function(){function C(w,O){this.subtle=void 0,this.aesIV=void 0,this.subtle=w,this.aesIV=O}var D=C.prototype;return D.decrypt=function(O,A){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},A,O)},C}()},"./src/crypt/aes-decryptor.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"removePadding",function(){return C}),x.d(M,"default",function(){return D});var P=x("./src/utils/typed-array.ts");function C(w){var O=w.byteLength,A=O&&new DataView(w.buffer).getUint8(O-1);return A?Object(P.sliceUint8)(w,0,O-A):w}var D=function(){function w(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var O=w.prototype;return O.uint8ArrayToUint32Array_=function(S){for(var p=new DataView(S),E=new Uint32Array(4),T=0;T<4;T++)E[T]=p.getUint32(T*4);return E},O.initTable=function(){var S=this.sBox,p=this.invSBox,E=this.subMix,T=E[0],y=E[1],v=E[2],h=E[3],l=this.invSubMix,e=l[0],o=l[1],a=l[2],c=l[3],d=new Uint32Array(256),s=0,f=0,u=0;for(u=0;u<256;u++)u<128?d[u]=u<<1:d[u]=u<<1^283;for(u=0;u<256;u++){var n=f^f<<1^f<<2^f<<3^f<<4;n=n>>>8^n&255^99,S[s]=n,p[n]=s;var r=d[s],t=d[r],i=d[t],m=d[n]*257^n*16843008;T[s]=m<<24|m>>>8,y[s]=m<<16|m>>>16,v[s]=m<<8|m>>>24,h[s]=m,m=i*16843009^t*65537^r*257^s*16843008,e[n]=m<<24|m>>>8,o[n]=m<<16|m>>>16,a[n]=m<<8|m>>>24,c[n]=m,s?(s=r^d[d[d[i^r]]],f^=d[d[f]]):s=f=1}},O.expandKey=function(S){for(var p=this.uint8ArrayToUint32Array_(S),E=!0,T=0;T<p.length&&E;)E=p[T]===this.key[T],T++;if(E)return;this.key=p;var y=this.keySize=p.length;if(y!==4&&y!==6&&y!==8)throw new Error("Invalid aes key size="+y);var v=this.ksRows=(y+6+1)*4,h,l,e=this.keySchedule=new Uint32Array(v),o=this.invKeySchedule=new Uint32Array(v),a=this.sBox,c=this.rcon,d=this.invSubMix,s=d[0],f=d[1],u=d[2],n=d[3],r,t;for(h=0;h<v;h++){if(h<y){r=e[h]=p[h];continue}t=r,h%y===0?(t=t<<8|t>>>24,t=a[t>>>24]<<24|a[t>>>16&255]<<16|a[t>>>8&255]<<8|a[t&255],t^=c[h/y|0]<<24):y>6&&h%y===4&&(t=a[t>>>24]<<24|a[t>>>16&255]<<16|a[t>>>8&255]<<8|a[t&255]),e[h]=r=(e[h-y]^t)>>>0}for(l=0;l<v;l++)h=v-l,l&3?t=e[h]:t=e[h-4],l<4||h<=4?o[l]=t:o[l]=s[a[t>>>24]]^f[a[t>>>16&255]]^u[a[t>>>8&255]]^n[a[t&255]],o[l]=o[l]>>>0},O.networkToHostOrderSwap=function(S){return S<<24|(S&65280)<<8|(S&16711680)>>8|S>>>24},O.decrypt=function(S,p,E){for(var T=this.keySize+6,y=this.invKeySchedule,v=this.invSBox,h=this.invSubMix,l=h[0],e=h[1],o=h[2],a=h[3],c=this.uint8ArrayToUint32Array_(E),d=c[0],s=c[1],f=c[2],u=c[3],n=new Int32Array(S),r=new Int32Array(n.length),t,i,m,g,b,L,R,I,k,j,z,H,Q,oe,q=this.networkToHostOrderSwap;p<n.length;){for(k=q(n[p]),j=q(n[p+1]),z=q(n[p+2]),H=q(n[p+3]),b=k^y[0],L=H^y[1],R=z^y[2],I=j^y[3],Q=4,oe=1;oe<T;oe++)t=l[b>>>24]^e[L>>16&255]^o[R>>8&255]^a[I&255]^y[Q],i=l[L>>>24]^e[R>>16&255]^o[I>>8&255]^a[b&255]^y[Q+1],m=l[R>>>24]^e[I>>16&255]^o[b>>8&255]^a[L&255]^y[Q+2],g=l[I>>>24]^e[b>>16&255]^o[L>>8&255]^a[R&255]^y[Q+3],b=t,L=i,R=m,I=g,Q=Q+4;t=v[b>>>24]<<24^v[L>>16&255]<<16^v[R>>8&255]<<8^v[I&255]^y[Q],i=v[L>>>24]<<24^v[R>>16&255]<<16^v[I>>8&255]<<8^v[b&255]^y[Q+1],m=v[R>>>24]<<24^v[I>>16&255]<<16^v[b>>8&255]<<8^v[L&255]^y[Q+2],g=v[I>>>24]<<24^v[b>>16&255]<<16^v[L>>8&255]<<8^v[R&255]^y[Q+3],r[p]=q(t^d),r[p+1]=q(g^s),r[p+2]=q(m^f),r[p+3]=q(i^u),d=k,s=j,f=z,u=H,p=p+4}return r.buffer},w}()},"./src/crypt/decrypter.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return p});var P=x("./src/crypt/aes-crypto.ts"),C=x("./src/crypt/fast-aes-key.ts"),D=x("./src/crypt/aes-decryptor.ts"),w=x("./src/utils/logger.ts"),O=x("./src/utils/mp4-tools.ts"),A=x("./src/utils/typed-array.ts"),S=16,p=function(){function E(y,v,h){var l=h===void 0?{}:h,e=l.removePKCS7Padding,o=e===void 0?!0:e;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=y,this.config=v,this.removePKCS7Padding=o,o)try{var a=self.crypto;a&&(this.subtle=a.subtle||a.webkitSubtle)}catch(c){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var T=E.prototype;return T.destroy=function(){this.observer=null},T.isSync=function(){return this.config.enableSoftwareAES},T.flush=function(){var v=this.currentResult;if(!v){this.reset();return}var h=new Uint8Array(v);return this.reset(),this.removePKCS7Padding?Object(D.removePadding)(h):h},T.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},T.decrypt=function(v,h,l,e){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(v),h,l);var o=this.flush();o&&e(o.buffer)}else this.webCryptoDecrypt(new Uint8Array(v),h,l).then(e)},T.softwareDecrypt=function(v,h,l){var e=this.currentIV,o=this.currentResult,a=this.remainderData;this.logOnce("JS AES decrypt"),a&&(v=Object(O.appendUint8Array)(a,v),this.remainderData=null);var c=this.getValidChunk(v);if(!c.length)return null;e&&(l=e);var d=this.softwareDecrypter;d||(d=this.softwareDecrypter=new D.default),d.expandKey(h);var s=o;return this.currentResult=d.decrypt(c.buffer,0,l),this.currentIV=Object(A.sliceUint8)(c,-16).buffer,s||null},T.webCryptoDecrypt=function(v,h,l){var e=this,o=this.subtle;return(this.key!==h||!this.fastAesKey)&&(this.key=h,this.fastAesKey=new C.default(o,h)),this.fastAesKey.expandKey().then(function(a){if(!o)return Promise.reject(new Error("web crypto not initialized"));var c=new P.default(o,l);return c.decrypt(v.buffer,a)}).catch(function(a){return e.onWebCryptoError(a,v,h,l)})},T.onWebCryptoError=function(v,h,l,e){return w.logger.warn("[decrypter.ts]: WebCrypto Error, disable WebCrypto API:",v),this.config.enableSoftwareAES=!0,this.logEnabled=!0,this.softwareDecrypt(h,l,e)},T.getValidChunk=function(v){var h=v,l=v.length-v.length%S;return l!==v.length&&(h=Object(A.sliceUint8)(v,0,l),this.remainderData=Object(A.sliceUint8)(v,l)),h},T.logOnce=function(v){if(!this.logEnabled)return;w.logger.log("[decrypter.ts]: "+v),this.logEnabled=!1},E}()},"./src/crypt/fast-aes-key.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return P});var P=function(){function C(w,O){this.subtle=void 0,this.key=void 0,this.subtle=w,this.key=O}var D=C.prototype;return D.expandKey=function(){return 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E},O.getAvcDecryptedUnit=function(S,p){for(var E=new Uint8Array(p),T=0,y=32;y<=S.length-16;y+=160,T+=16)S.set(E.subarray(T,T+16),y);return S},O.decryptAvcSample=function(S,p,E,T,y,v){var h=Object(C.discardEPB)(y.data),l=this.getAvcEncryptedData(h),e=this;this.decryptBuffer(l.buffer,function(o){y.data=e.getAvcDecryptedUnit(h,o),v||e.decryptAvcSamples(S,p,E+1,T)})},O.decryptAvcSamples=function(S,p,E,T){if(S instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;p++,E=0){if(p>=S.length){T();return}for(var y=S[p].units;!(E>=y.length);E++){var v=y[E];if(v.data.length<=48||v.type!==1&&v.type!==5)continue;var h=this.decrypter.isSync();if(this.decryptAvcSample(S,p,E,T,v,h),!h)return}}},w}();M.default=D},"./src/demux/transmuxer-interface.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return y});var P=x("./node_modules/webworkify-webpack/index.js"),C=x.n(P),D=x("./src/events.ts"),w=x("./src/demux/transmuxer.ts"),O=x("./src/utils/logger.ts"),A=x("./src/errors.ts"),S=x("./src/utils/mediasource-helper.ts"),p=x("./node_modules/eventemitter3/index.js"),E=x.n(p),T=Object(S.getMediaSource)()||{isTypeSupported:function(){return!1}},y=function(){function v(l,e,o,a){var c=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=l,this.id=e,this.onTransmuxComplete=o,this.onFlush=a;var d=l.config,s=function(t,i){i=i||{},i.frag=c.frag,i.id=c.id,l.trigger(t,i)};this.observer=new p.EventEmitter,this.observer.on(D.Events.FRAG_DECRYPTED,s),this.observer.on(D.Events.ERROR,s);var f={mp4:T.isTypeSupported("video/mp4"),mpeg:T.isTypeSupported("audio/mpeg"),mp3:T.isTypeSupported('audio/mp4; codecs="mp3"')},u=navigator.vendor;if(d.enableWorker&&typeof 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o=this.transmuxer;o&&(o.destroy(),this.transmuxer=null)}var a=this.observer;a&&a.removeAllListeners(),this.observer=null},h.push=function(e,o,a,c,d,s,f,u,n,r){var t=this;n.transmuxing.start=self.performance.now();var i=this.transmuxer,m=this.worker,g=s?s.start:d.start,b=d.decryptdata,L=this.frag,R=!(L&&d.cc===L.cc),I=!(L&&n.level===L.level),k=L?n.sn-L.sn:-1,j=this.part?n.part-this.part.index:1,z=!I&&(k===1||k===0&&j===1),H=self.performance.now();(I||k||d.stats.parsing.start===0)&&(d.stats.parsing.start=H),s&&(j||!z)&&(s.stats.parsing.start=H);var Q=new w.TransmuxState(R,z,u,I,g);if(!z||R){O.logger.log("[transmuxer-interface, "+d.type+"]: Starting new transmux session for sn: "+n.sn+" p: "+n.part+" level: "+n.level+" id: "+n.id+`
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w.EventEmitter,h=function(e,o){y.postMessage({event:e,data:o})};v.on(C.Events.FRAG_DECRYPTED,h),v.on(C.Events.ERROR,h),y.addEventListener("message",function(l){var e=l.data;switch(e.cmd){case"init":{var o=JSON.parse(e.config);y.transmuxer=new P.default(v,e.typeSupported,o,e.vendor,e.id),Object(D.enableLogs)(o.debug),h("init",null);break}case"configure":{y.transmuxer.configure(e.config);break}case"demux":{var a=y.transmuxer.push(e.data,e.decryptdata,e.chunkMeta,e.state);Object(P.isPromise)(a)?a.then(function(s){S(y,s)}):S(y,a);break}case"flush":{var c=e.chunkMeta,d=y.transmuxer.flush(c);Object(P.isPromise)(d)?d.then(function(s){E(y,s,c)}):E(y,d,c);break}default:break}})}function S(y,v){if(T(v.remuxResult))return;var h=[],l=v.remuxResult,e=l.audio,o=l.video;e&&p(h,e),o&&p(h,o),y.postMessage({event:"transmuxComplete",data:v},h)}function p(y,v){v.data1&&y.push(v.data1.buffer),v.data2&&y.push(v.data2.buffer)}function 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l=[{demux:A.default,remux:p.default},{demux:O.default,remux:E.default},{demux:w.default,remux:p.default},{demux:S.default,remux:p.default}],e=1024;l.forEach(function(u){var n=u.demux;e=Math.max(e,n.minProbeByteLength)});var o=function(){function u(r,t,i,m,g){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=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.cache=new T.default,this.observer=r,this.typeSupported=t,this.config=i,this.vendor=m,this.id=g}var n=u.prototype;return n.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},n.push=function(t,i,m,g){var b=this,L=m.transmuxing;L.executeStart=h();var R=new Uint8Array(t),I=this.cache,k=this.config,j=this.currentTransmuxState,z=this.transmuxConfig;g&&(this.currentTransmuxState=g);var H=a(R,i);if(H&&H.method==="AES-128"){var Q=this.getDecrypter();if(k.enableSoftwareAES){var oe=Q.softwareDecrypt(R,H.key.buffer,H.iv.buffer);if(!oe)return L.executeEnd=h(),c(m);R=new Uint8Array(oe)}else return this.decryptionPromise=Q.webCryptoDecrypt(R,H.key.buffer,H.iv.buffer).then(function(ce){var he=b.push(ce,null,m);return b.decryptionPromise=null,he}),this.decryptionPromise}var q=g||j,ne=q.contiguous,re=q.discontinuity,B=q.trackSwitch,K=q.accurateTimeOffset,Y=q.timeOffset,N=z.audioCodec,G=z.videoCodec,ae=z.defaultInitPts,Ee=z.duration,xe=z.initSegmentData;if((re||B)&&this.resetInitSegment(xe,N,G,Ee),re&&this.resetInitialTimestamp(ae),ne||this.resetContiguity(),this.needsProbing(R,re,B)){if(I.dataLength){var be=I.flush();R=Object(y.appendUint8Array)(be,R)}this.configureTransmuxer(R,z)}var Oe=this.transmux(R,H,Y,K,m),ge=this.currentTransmuxState;return ge.contiguous=!0,ge.discontinuity=!1,ge.trackSwitch=!1,L.executeEnd=h(),Oe},n.flush=function(t){var i=this,m=t.transmuxing;m.executeStart=h();var g=this.decrypter,b=this.cache,L=this.currentTransmuxState,R=this.decryptionPromise;if(R)return R.then(function(){return i.flush(t)});var I=[],k=L.timeOffset;if(g){var j=g.flush();j&&I.push(this.push(j,null,t))}var z=b.dataLength;b.reset();var H=this.demuxer,Q=this.remuxer;if(!H||!Q)return z>=e&&this.observer.emit(P.Events.ERROR,P.Events.ERROR,{type:C.ErrorTypes.MEDIA_ERROR,details:C.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),m.executeEnd=h(),[c(t)];var oe=H.flush(k);return d(oe)?oe.then(function(q){return i.flushRemux(I,q,t),I}):(this.flushRemux(I,oe,t),I)},n.flushRemux=function(t,i,m){var g=i.audioTrack,b=i.avcTrack,L=i.id3Track,R=i.textTrack,I=this.currentTransmuxState,k=I.accurateTimeOffset,j=I.timeOffset;v.logger.log("[transmuxer.ts]: Flushed fragment "+m.sn+(m.part>-1?" p: "+m.part:"")+" of level "+m.level);var z=this.remuxer.remux(g,b,L,R,j,k,!0,this.id);t.push({remuxResult:z,chunkMeta:m}),m.transmuxing.executeEnd=h()},n.resetInitialTimestamp=function(t){var i=this.demuxer,m=this.remuxer;if(!i||!m)return;i.resetTimeStamp(t),m.resetTimeStamp(t)},n.resetContiguity=function(){var t=this.demuxer,i=this.remuxer;if(!t||!i)return;t.resetContiguity(),i.resetNextTimestamp()},n.resetInitSegment=function(t,i,m,g){var b=this.demuxer,L=this.remuxer;if(!b||!L)return;b.resetInitSegment(i,m,g),L.resetInitSegment(t,i,m)},n.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},n.transmux=function(t,i,m,g,b){var L;return i&&i.method==="SAMPLE-AES"?L=this.transmuxSampleAes(t,i,m,g,b):L=this.transmuxUnencrypted(t,m,g,b),L},n.transmuxUnencrypted=function(t,i,m,g){var b=this.demuxer.demux(t,i,!1,!this.config.progressive),L=b.audioTrack,R=b.avcTrack,I=b.id3Track,k=b.textTrack,j=this.remuxer.remux(L,R,I,k,i,m,!1,this.id);return{remuxResult:j,chunkMeta:g}},n.transmuxSampleAes=function(t,i,m,g,b){var L=this;return this.demuxer.demuxSampleAes(t,i,m).then(function(R){var I=L.remuxer.remux(R.audioTrack,R.avcTrack,R.id3Track,R.textTrack,m,g,!1,L.id);return{remuxResult:I,chunkMeta:b}})},n.configureTransmuxer=function(t,i){for(var m=this.config,g=this.observer,b=this.typeSupported,L=this.vendor,R=i.audioCodec,I=i.defaultInitPts,k=i.duration,j=i.initSegmentData,z=i.videoCodec,H,Q=0,oe=l.length;Q<oe;Q++)if(l[Q].demux.probe(t)){H=l[Q];break}H||(v.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),H={demux:O.default,remux:E.default});var q=this.demuxer,ne=this.remuxer,re=H.remux,B=H.demux;(!ne||!(ne instanceof re))&&(this.remuxer=new re(g,m,b,L)),(!q||!(q instanceof B))&&(this.demuxer=new B(g,m,b),this.probe=B.probe),this.resetInitSegment(j,R,z,k),this.resetInitialTimestamp(I)},n.needsProbing=function(t,i,m){return!this.demuxer||!this.remuxer||i||m},n.getDecrypter=function(){var t=this.decrypter;return t||(t=this.decrypter=new D.default(this.observer,this.config)),t},u}();function a(u,n){var r=null;return u.byteLength>0&&n!=null&&n.key!=null&&n.iv!==null&&n.method!=null&&(r=n),r}var c=function(n){return{remuxResult:{},chunkMeta:n}};function d(u){return"then"in u&&u.then instanceof Function}var s=function(n,r,t,i,m){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=n,this.videoCodec=r,this.initSegmentData=t,this.duration=i,this.defaultInitPts=m},f=function(n,r,t,i,m){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=n,this.contiguous=r,this.accurateTimeOffset=t,this.trackSwitch=i,this.timeOffset=m}},"./src/demux/tsdemuxer.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"discardEPB",function(){return c});var P=x("./src/demux/adts.ts"),C=x("./src/demux/mpegaudio.ts"),D=x("./src/demux/exp-golomb.ts"),w=x("./src/demux/id3.ts"),O=x("./src/demux/sample-aes.ts"),A=x("./src/events.ts"),S=x("./src/utils/mp4-tools.ts"),p=x("./src/utils/logger.ts"),E=x("./src/errors.ts"),T={video:1,audio:2,id3:3,text:4},y=function(){function d(f,u,n){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._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=f,this.config=u,this.typeSupported=n}d.probe=function(u){var n=d.syncOffset(u);return n<0?!1:(n&&p.logger.warn("MPEG2-TS detected but first sync word found @ offset "+n+", junk ahead ?"),!0)},d.syncOffset=function(u){for(var n=Math.min(1e3,u.length-3*188),r=0;r<n;){if(u[r]===71&&u[r+188]===71&&u[r+2*188]===71)return r;r++}return-1},d.createTrack=function(u,n){return{container:u==="video"||u==="audio"?"video/mp2t":void 0,type:u,id:T[u],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:u==="audio"?n:void 0}};var s=d.prototype;return s.resetInitSegment=function(u,n,r){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=d.createTrack("video",r),this._audioTrack=d.createTrack("audio",r),this._id3Track=d.createTrack("id3",r),this._txtTrack=d.createTrack("text",r),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=u,this.videoCodec=n,this._duration=r},s.resetTimeStamp=function(){},s.resetContiguity=function(){var u=this._audioTrack,n=this._avcTrack,r=this._id3Track;u&&(u.pesData=null),n&&(n.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},s.demux=function(u,n,r,t){r===void 0&&(r=!1),t===void 0&&(t=!1),r||(this.sampleAes=null);var i,m=this._avcTrack,g=this._audioTrack,b=this._id3Track,L=m.pid,R=m.pesData,I=g.pid,k=b.pid,j=g.pesData,z=b.pesData,H=!1,Q=this.pmtParsed,oe=this._pmtId,q=u.length;if(this.remainderData&&(u=Object(S.appendUint8Array)(this.remainderData,u),q=u.length,this.remainderData=null),q<188&&!t)return this.remainderData=u,{audioTrack:g,avcTrack:m,id3Track:b,textTrack:this._txtTrack};var ne=Math.max(0,d.syncOffset(u));q-=(q+ne)%188,q<u.byteLength&&!t&&(this.remainderData=new Uint8Array(u.buffer,q,u.buffer.byteLength-q));for(var re=ne;re<q;re+=188)if(u[re]===71){var B=!!(u[re+1]&64),K=((u[re+1]&31)<<8)+u[re+2],Y=(u[re+3]&48)>>4,N=void 0;if(Y>1){if(N=re+5+u[re+4],N===re+188)continue}else N=re+4;switch(K){case L:B&&(R&&(i=e(R))&&this.parseAVCPES(i,!1),R={data:[],size:0}),R&&(R.data.push(u.subarray(N,re+188)),R.size+=re+188-N);break;case I:B&&(j&&(i=e(j))&&(g.isAAC?this.parseAACPES(i):this.parseMPEGPES(i)),j={data:[],size:0}),j&&(j.data.push(u.subarray(N,re+188)),j.size+=re+188-N);break;case k:B&&(z&&(i=e(z))&&this.parseID3PES(i),z={data:[],size:0}),z&&(z.data.push(u.subarray(N,re+188)),z.size+=re+188-N);break;case 0:B&&(N+=u[N]+1),oe=this._pmtId=h(u,N);break;case oe:{B&&(N+=u[N]+1);var G=l(u,N,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,r);L=G.avc,L>0&&(m.pid=L),I=G.audio,I>0&&(g.pid=I,g.isAAC=G.isAAC),k=G.id3,k>0&&(b.pid=k),H&&!Q&&(p.logger.log("reparse from beginning"),H=!1,re=ne-188),Q=this.pmtParsed=!0;break}case 17:case 8191:break;default:H=!0;break}}else this.observer.emit(A.Events.ERROR,A.Events.ERROR,{type:E.ErrorTypes.MEDIA_ERROR,details:E.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});m.pesData=R,g.pesData=j,b.pesData=z;var ae={audioTrack:g,avcTrack:m,id3Track:b,textTrack:this._txtTrack};return t&&this.extractRemainingSamples(ae),ae},s.flush=function(){var u=this.remainderData;this.remainderData=null;var n;return u?n=this.demux(u,-1,!1,!0):n={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(n),this.sampleAes?this.decrypt(n,this.sampleAes):n},s.extractRemainingSamples=function(u){var n=u.audioTrack,r=u.avcTrack,t=u.id3Track,i=r.pesData,m=n.pesData,g=t.pesData,b;i&&(b=e(i))?(this.parseAVCPES(b,!0),r.pesData=null):r.pesData=i,m&&(b=e(m))?(n.isAAC?this.parseAACPES(b):this.parseMPEGPES(b),n.pesData=null):(m!=null&&m.size&&p.logger.log("last AAC PES packet truncated,might overlap between fragments"),n.pesData=m),g&&(b=e(g))?(this.parseID3PES(b),t.pesData=null):t.pesData=g},s.demuxSampleAes=function(u,n,r){var t=this.demux(u,r,!0,!this.config.progressive),i=this.sampleAes=new O.default(this.observer,this.config,n);return this.decrypt(t,i)},s.decrypt=function(u,n){return new Promise(function(r){var t=u.audioTrack,i=u.avcTrack;t.samples&&t.isAAC?n.decryptAacSamples(t.samples,0,function(){i.samples?n.decryptAvcSamples(i.samples,0,0,function(){r(u)}):r(u)}):i.samples&&n.decryptAvcSamples(i.samples,0,0,function(){r(u)})})},s.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},s.parseAVCPES=function(u,n){var r=this,t=this._avcTrack,i=this.parseAVCNALu(u.data),m=!1,g=this.avcSample,b,L=!1;u.data=null,g&&i.length&&!t.audFound&&(o(g,t),g=this.avcSample=v(!1,u.pts,u.dts,"")),i.forEach(function(R){switch(R.type){case 1:{b=!0,g||(g=r.avcSample=v(!0,u.pts,u.dts,"")),m&&(g.debug+="NDR "),g.frame=!0;var I=R.data;if(L&&I.length>4){var k=new D.default(I).readSliceType();(k===2||k===4||k===7||k===9)&&(g.key=!0)}break}case 5:b=!0,g||(g=r.avcSample=v(!0,u.pts,u.dts,"")),m&&(g.debug+="IDR "),g.key=!0,g.frame=!0;break;case 6:{b=!0,m&&g&&(g.debug+="SEI ");var j=new D.default(c(R.data));j.readUByte();for(var z=0,H=0,Q=!1,oe=0;!Q&&j.bytesAvailable>1;){z=0;do oe=j.readUByte(),z+=oe;while(oe===255);H=0;do oe=j.readUByte(),H+=oe;while(oe===255);if(z===4&&j.bytesAvailable!==0){Q=!0;var q=j.readUByte();if(q===181){var ne=j.readUShort();if(ne===49){var re=j.readUInt();if(re===1195456820){var B=j.readUByte();if(B===3){for(var K=j.readUByte(),Y=j.readUByte(),N=31&K,G=[K,Y],ae=0;ae<N;ae++)G.push(j.readUByte()),G.push(j.readUByte()),G.push(j.readUByte());a(r._txtTrack.samples,{type:3,pts:u.pts,bytes:G})}}}}}else if(z===5&&j.bytesAvailable!==0){if(Q=!0,H>16){for(var Ee=[],xe=0;xe<16;xe++)Ee.push(j.readUByte().toString(16)),(xe===3||xe===5||xe===7||xe===9)&&Ee.push("-");for(var be=H-16,Oe=new Uint8Array(be),ge=0;ge<be;ge++)Oe[ge]=j.readUByte();a(r._txtTrack.samples,{pts:u.pts,payloadType:z,uuid:Ee.join(""),userData:Object(w.utf8ArrayToStr)(Oe),userDataBytes:Oe})}}else if(H<j.bytesAvailable)for(var ce=0;ce<H;ce++)j.readUByte()}break}case 7:if(b=!0,L=!0,m&&g&&(g.debug+="SPS "),!t.sps){var he=new D.default(R.data),le=he.readSPS();t.width=le.width,t.height=le.height,t.pixelRatio=le.pixelRatio,t.sps=[R.data],t.duration=r._duration;for(var Re=R.data.subarray(1,4),De="avc1.",Te=0;Te<3;Te++){var Pe=Re[Te].toString(16);Pe.length<2&&(Pe="0"+Pe),De+=Pe}t.codec=De}break;case 8:b=!0,m&&g&&(g.debug+="PPS "),t.pps||(t.pps=[R.data]);break;case 9:b=!1,t.audFound=!0,g&&o(g,t),g=r.avcSample=v(!1,u.pts,u.dts,m?"AUD ":"");break;case 12:b=!1;break;default:b=!1,g&&(g.debug+="unknown NAL "+R.type+" ");break}if(g&&b){var Z=g.units;Z.push(R)}}),n&&g&&(o(g,t),this.avcSample=null)},s.getLastNalUnit=function(){var u,n=this.avcSample,r;if(!n||n.units.length===0){var t=this._avcTrack.samples;n=t[t.length-1]}if((u=n)!==null&&u!==void 0&&u.units){var i=n.units;r=i[i.length-1]}return r},s.parseAVCNALu=function(u){var n=u.byteLength,r=this._avcTrack,t=r.naluState||0,i=t,m=[],g=0,b,L,R,I=-1,k=0;for(t===-1&&(I=0,k=u[0]&31,t=0,g=1);g<n;){if(b=u[g++],!t){t=b?0:1;continue}if(t===1){t=b?0:2;continue}if(!b)t=3;else if(b===1){if(I>=0){var j={data:u.subarray(I,g-t-1),type:k};m.push(j)}else{var z=this.getLastNalUnit();if(z&&(i&&g<=4-i&&(z.state&&(z.data=z.data.subarray(0,z.data.byteLength-i))),L=g-t-1,L>0)){var H=new Uint8Array(z.data.byteLength+L);H.set(z.data,0),H.set(u.subarray(0,L),z.data.byteLength),z.data=H,z.state=0}}g<n?(R=u[g]&31,I=g,k=R,t=0):t=-1}else t=0}if(I>=0&&t>=0){var Q={data:u.subarray(I,n),type:k,state:t};m.push(Q)}if(m.length===0){var oe=this.getLastNalUnit();if(oe){var q=new Uint8Array(oe.data.byteLength+u.byteLength);q.set(oe.data,0),q.set(u,oe.data.byteLength),oe.data=q}}return r.naluState=t,m},s.parseAACPES=function(u){var n=0,r=this._audioTrack,t=this.aacOverFlow,i=u.data;if(t){this.aacOverFlow=null;var m=t.sample.unit.byteLength,g=Math.min(t.missing,m),b=m-g;t.sample.unit.set(i.subarray(0,g),b),r.samples.push(t.sample),n=t.missing}var L,R;for(L=n,R=i.length;L<R-1&&!P.isHeader(i,L);L++);if(L!==n){var I,k;if(L<R-1?(I="AAC PES did not start with ADTS header,offset:"+L,k=!1):(I="no ADTS header found in AAC PES",k=!0),p.logger.warn("parsing error:"+I),this.observer.emit(A.Events.ERROR,A.Events.ERROR,{type:E.ErrorTypes.MEDIA_ERROR,details:E.ErrorDetails.FRAG_PARSING_ERROR,fatal:k,reason:I}),k)return}P.initTrackConfig(r,this.observer,i,L,this.audioCodec);var j;if(u.pts!==void 0)j=u.pts;else if(t){var z=P.getFrameDuration(r.samplerate);j=t.sample.pts+z}else{p.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var H=0;L<R;)if(P.isHeader(i,L)){if(L+5<R){var Q=P.appendFrame(r,i,L,j,H);if(Q)if(Q.missing)this.aacOverFlow=Q;else{L+=Q.length,H++;continue}}break}else L++},s.parseMPEGPES=function(u){var n=u.data,r=n.length,t=0,i=0,m=u.pts;if(m===void 0){p.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;i<r;)if(C.isHeader(n,i)){var g=C.appendFrame(this._audioTrack,n,i,m,t);if(g)i+=g.length,t++;else break}else i++},s.parseID3PES=function(u){if(u.pts===void 0){p.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(u)},d}();y.minProbeByteLength=188;function v(d,s,f,u){return{key:d,frame:!1,pts:s,dts:f,units:[],debug:u,length:0}}function h(d,s){return(d[s+10]&31)<<8|d[s+11]}function l(d,s,f,u){var n={audio:-1,avc:-1,id3:-1,isAAC:!0},r=(d[s+1]&15)<<8|d[s+2],t=s+3+r-4,i=(d[s+10]&15)<<8|d[s+11];for(s+=12+i;s<t;){var m=(d[s+1]&31)<<8|d[s+2];switch(d[s]){case 207:if(!u){p.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:n.audio===-1&&(n.audio=m);break;case 21:n.id3===-1&&(n.id3=m);break;case 219:if(!u){p.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:n.avc===-1&&(n.avc=m);break;case 3:case 4:f?n.audio===-1&&(n.audio=m,n.isAAC=!1):p.logger.log("MPEG audio found, not supported in this browser");break;case 36:p.logger.warn("Unsupported HEVC stream type found");break;default:break}s+=((d[s+3]&15)<<8|d[s+4])+5}return n}function e(d){var s=0,f,u,n,r,t,i=d.data;if(!d||d.size===0)return null;for(;i[0].length<19&&i.length>1;){var m=new Uint8Array(i[0].length+i[1].length);m.set(i[0]),m.set(i[1],i[0].length),i[0]=m,i.splice(1,1)}f=i[0];var g=(f[0]<<16)+(f[1]<<8)+f[2];if(g===1){if(u=(f[4]<<8)+f[5],u&&u>d.size-6)return null;var b=f[7];b&192&&(r=(f[9]&14)*536870912+(f[10]&255)*4194304+(f[11]&254)*16384+(f[12]&255)*128+(f[13]&254)/2,b&64?(t=(f[14]&14)*536870912+(f[15]&255)*4194304+(f[16]&254)*16384+(f[17]&255)*128+(f[18]&254)/2,r-t>60*9e4&&(p.logger.warn(Math.round((r-t)/9e4)+"s delta between PTS and DTS, align them"),r=t)):t=r),n=f[8];var L=n+9;if(d.size<=L)return null;d.size-=L;for(var R=new Uint8Array(d.size),I=0,k=i.length;I<k;I++){f=i[I];var j=f.byteLength;if(L)if(L>j){L-=j;continue}else f=f.subarray(L),j-=L,L=0;R.set(f,s),s+=j}return u&&(u-=n+3),{data:R,pts:r,dts:t,len:u}}return null}function o(d,s){if(d.units.length&&d.frame){if(d.pts===void 0){var f=s.samples,u=f.length;if(u){var n=f[u-1];d.pts=n.pts,d.dts=n.dts}else{s.dropped++;return}}s.samples.push(d)}d.debug.length&&p.logger.log(d.pts+"/"+d.dts+":"+d.debug)}function a(d,s){var f=d.length;if(f>0){if(s.pts>=d[f-1].pts)d.push(s);else for(var u=f-1;u>=0;u--)if(s.pts<d[u].pts){d.splice(u,0,s);break}}else d.push(s)}function c(d){for(var s=d.byteLength,f=[],u=1;u<s-2;)d[u]===0&&d[u+1]===0&&d[u+2]===3?(f.push(u+2),u+=2):u++;if(f.length===0)return d;var n=s-f.length,r=new Uint8Array(n),t=0;for(u=0;u<n;t++,u++)t===f[0]&&(t++,f.shift()),r[u]=d[t];return r}M.default=y},"./src/errors.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"ErrorTypes",function(){return P}),x.d(M,"ErrorDetails",function(){return C});var P;(function(D){D.NETWORK_ERROR="networkError",D.MEDIA_ERROR="mediaError",D.KEY_SYSTEM_ERROR="keySystemError",D.MUX_ERROR="muxError",D.OTHER_ERROR="otherError"})(P||(P={}));var C;(function(D){D.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",D.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",D.KEY_SYSTEM_NO_SESSION="keySystemNoSession",D.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",D.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",D.MANIFEST_LOAD_ERROR="manifestLoadError",D.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",D.MANIFEST_PARSING_ERROR="manifestParsingError",D.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",D.LEVEL_EMPTY_ERROR="levelEmptyError",D.LEVEL_LOAD_ERROR="levelLoadError",D.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",D.LEVEL_SWITCH_ERROR="levelSwitchError",D.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",D.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",D.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",D.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",D.FRAG_LOAD_ERROR="fragLoadError",D.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",D.FRAG_DECRYPT_ERROR="fragDecryptError",D.FRAG_PARSING_ERROR="fragParsingError",D.REMUX_ALLOC_ERROR="remuxAllocError",D.KEY_LOAD_ERROR="keyLoadError",D.KEY_LOAD_TIMEOUT="keyLoadTimeOut",D.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",D.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",D.BUFFER_APPEND_ERROR="bufferAppendError",D.BUFFER_APPENDING_ERROR="bufferAppendingError",D.BUFFER_STALLED_ERROR="bufferStalledError",D.BUFFER_FULL_ERROR="bufferFullError",D.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",D.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",D.INTERNAL_EXCEPTION="internalException",D.INTERNAL_ABORTED="aborted",D.UNKNOWN="unknown"})(C||(C={}))},"./src/events.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"Events",function(){return P});var P;(function(C){C.MEDIA_ATTACHING="hlsMediaAttaching",C.MEDIA_ATTACHED="hlsMediaAttached",C.MEDIA_DETACHING="hlsMediaDetaching",C.MEDIA_DETACHED="hlsMediaDetached",C.BUFFER_RESET="hlsBufferReset",C.BUFFER_CODECS="hlsBufferCodecs",C.BUFFER_CREATED="hlsBufferCreated",C.BUFFER_APPENDING="hlsBufferAppending",C.BUFFER_APPENDED="hlsBufferAppended",C.BUFFER_EOS="hlsBufferEos",C.BUFFER_FLUSHING="hlsBufferFlushing",C.BUFFER_FLUSHED="hlsBufferFlushed",C.MANIFEST_LOADING="hlsManifestLoading",C.MANIFEST_LOADED="hlsManifestLoaded",C.MANIFEST_PARSED="hlsManifestParsed",C.LEVEL_SWITCHING="hlsLevelSwitching",C.LEVEL_SWITCHED="hlsLevelSwitched",C.LEVEL_LOADING="hlsLevelLoading",C.LEVEL_LOADED="hlsLevelLoaded",C.LEVEL_UPDATED="hlsLevelUpdated",C.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",C.LEVELS_UPDATED="hlsLevelsUpdated",C.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",C.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",C.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",C.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",C.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",C.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",C.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",C.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",C.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",C.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",C.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",C.CUES_PARSED="hlsCuesParsed",C.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",C.INIT_PTS_FOUND="hlsInitPtsFound",C.FRAG_LOADING="hlsFragLoading",C.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",C.FRAG_LOADED="hlsFragLoaded",C.FRAG_DECRYPTED="hlsFragDecrypted",C.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",C.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",C.FRAG_PARSING_METADATA="hlsFragParsingMetadata",C.FRAG_PARSED="hlsFragParsed",C.FRAG_BUFFERED="hlsFragBuffered",C.FRAG_CHANGED="hlsFragChanged",C.FPS_DROP="hlsFpsDrop",C.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",C.ERROR="hlsError",C.DESTROYING="hlsDestroying",C.KEY_LOADING="hlsKeyLoading",C.KEY_LOADED="hlsKeyLoaded",C.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",C.BACK_BUFFER_REACHED="hlsBackBufferReached"})(P||(P={}))},"./src/hls.ts":function(ie,M,x){"use 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this.streamController.currentLevel},set:function(n){y.logger.log("set currentLevel:"+n),this.loadLevel=n,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(n){y.logger.log("set nextLevel:"+n),this.levelController.manualLevel=n,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(n){y.logger.log("set loadLevel:"+n),this.levelController.manualLevel=n}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(n){this.levelController.nextLoadLevel=n}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(n){y.logger.log("set firstLevel:"+n),this.levelController.firstLevel=n}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(n){y.logger.log("set 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h({type:C.ErrorTypes.NETWORK_ERROR,details:C.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:a,part:c,networkDetails:I}))}})})},e.updateStatsFromPart=function(a,c){var d=a.stats,s=c.stats,f=s.total;if(d.loaded+=s.loaded,f){var u=Math.round(a.duration/c.duration),n=Math.min(Math.round(d.loaded/f),u),r=u-n,t=r*Math.round(d.loaded/n);d.total=d.loaded+t}else d.total=Math.max(d.loaded,d.total);var i=d.loading,m=s.loading;i.start?i.first+=m.first-m.start:(i.start=m.start,i.first=m.first),i.end=m.end},e.resetLoader=function(a,c){a.loader=null,this.loader===c&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),c.destroy()},l}();function v(l,e){e===void 0&&(e=null);var o=e||l,a={frag:l,part:e,responseType:"arraybuffer",url:o.url,headers:{},rangeStart:0,rangeEnd:0},c=o.byteRangeStartOffset,d=o.byteRangeEndOffset;return Object(P.isFiniteNumber)(c)&&Object(P.isFiniteNumber)(d)&&(a.rangeStart=c,a.rangeEnd=d),a}var h=function(l){D(e,l);function e(o){for(var a,c=arguments.length,d=new 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s=e.call(this,d)||this,s._decryptdata=null,s.rawProgramDateTime=null,s.programDateTime=null,s.tagList=[],s.duration=0,s.sn=0,s.levelkey=void 0,s.type=void 0,s.loader=null,s.level=-1,s.cc=0,s.startPTS=void 0,s.endPTS=void 0,s.appendedPTS=void 0,s.startDTS=void 0,s.endDTS=void 0,s.start=0,s.deltaPTS=void 0,s.maxStartPTS=void 0,s.minEndPTS=void 0,s.stats=new A.LoadStats,s.urlId=0,s.data=void 0,s.bitrateTest=!1,s.title=null,s.initSegment=null,s.type=c,s}var a=o.prototype;return a.createInitializationVector=function(d){for(var s=new Uint8Array(16),f=12;f<16;f++)s[f]=d>>8*(15-f)&255;return s},a.setDecryptDataFromLevelKey=function(d,s){var f=d;return(d==null?void 0:d.method)==="AES-128"&&d.uri&&!d.iv&&(f=O.LevelKey.fromURI(d.uri),f.method=d.method,f.iv=this.createInitializationVector(s),f.keyFormat="identity"),f},a.setElementaryStreamInfo=function(d,s,f,u,n,r){r===void 0&&(r=!1);var t=this.elementaryStreams,i=t[d];if(!i){t[d]={startPTS:s,endPTS:f,startDTS:u,endDTS:n,partial:r};return}i.startPTS=Math.min(i.startPTS,s),i.endPTS=Math.max(i.endPTS,f),i.startDTS=Math.min(i.startDTS,u),i.endDTS=Math.max(i.endDTS,n)},a.clearElementaryStreamInfo=function(){var d=this.elementaryStreams;d[y.AUDIO]=null,d[y.VIDEO]=null,d[y.AUDIOVIDEO]=null},T(o,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var d=this.sn;typeof d!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&w.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),d=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,d)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(P.isFiniteNumber)(this.programDateTime))return null;var d=Object(P.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+d*1e3}},{key:"encrypted",get:function(){var d;return!!((d=this.decryptdata)!==null&&d!==void 0&&d.keyFormat&&this.decryptdata.uri)}}]),o}(v),l=function(e){S(o,e);function o(a,c,d,s,f){var u;u=e.call(this,d)||this,u.fragOffset=0,u.duration=0,u.gap=!1,u.independent=!1,u.relurl=void 0,u.fragment=void 0,u.index=void 0,u.stats=new A.LoadStats,u.duration=a.decimalFloatingPoint("DURATION"),u.gap=a.bool("GAP"),u.independent=a.bool("INDEPENDENT"),u.relurl=a.enumeratedString("URI"),u.fragment=c,u.index=s;var n=a.enumeratedString("BYTERANGE");return n&&u.setByteRange(n,f),f&&(u.fragOffset=f.fragOffset+f.duration),u}return T(o,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var c=this.elementaryStreams;return!!(c.audio||c.video||c.audiovideo)}}]),o}(v)},"./src/loader/key-loader.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return w});var P=x("./src/events.ts"),C=x("./src/errors.ts"),D=x("./src/utils/logger.ts"),w=function(){function O(S){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=S,this._registerListeners()}var A=O.prototype;return A._registerListeners=function(){this.hls.on(P.Events.KEY_LOADING,this.onKeyLoading,this)},A._unregisterListeners=function(){this.hls.off(P.Events.KEY_LOADING,this.onKeyLoading)},A.destroy=function(){this._unregisterListeners();for(var p in this.loaders){var E=this.loaders[p];E&&E.destroy()}this.loaders={}},A.onKeyLoading=function(p,E){var T=E.frag,y=T.type,v=this.loaders[y];if(!T.decryptdata){D.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var h=T.decryptdata.uri;if(h!==this.decrypturl||this.decryptkey===null){var l=this.hls.config;if(v&&(D.logger.warn("abort previous key loader for type:"+y),v.abort()),!h){D.logger.warn("key uri is falsy");return}var e=l.loader,o=T.loader=this.loaders[y]=new e(l);this.decrypturl=h,this.decryptkey=null;var a={url:h,frag:T,responseType:"arraybuffer"},c={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:l.fragLoadingRetryDelay,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:0},d={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};o.load(a,c,d)}else this.decryptkey&&(T.decryptdata.key=this.decryptkey,this.hls.trigger(P.Events.KEY_LOADED,{frag:T}))},A.loadsuccess=function(p,E,T){var y=T.frag;if(!y.decryptdata){D.logger.error("after key load, decryptdata unset");return}this.decryptkey=y.decryptdata.key=new Uint8Array(p.data),y.loader=null,delete this.loaders[y.type],this.hls.trigger(P.Events.KEY_LOADED,{frag:y})},A.loaderror=function(p,E){var T=E.frag,y=T.loader;y&&y.abort(),delete this.loaders[T.type],this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.NETWORK_ERROR,details:C.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:T,response:p})},A.loadtimeout=function(p,E){var T=E.frag,y=T.loader;y&&y.abort(),delete this.loaders[T.type],this.hls.trigger(P.Events.ERROR,{type:C.ErrorTypes.NETWORK_ERROR,details:C.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:T})},O}()},"./src/loader/level-details.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"LevelDetails",function(){return O});var P=x("./src/polyfills/number.ts");function C(A,S){for(var p=0;p<S.length;p++){var E=S[p];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(A,E.key,E)}}function D(A,S,p){return S&&C(A.prototype,S),p&&C(A,p),A}var w=10,O=function(){function A(p){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,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.fragments=[],this.url=p}var S=A.prototype;return S.reloaded=function(E){if(!E){this.advanced=!0,this.updated=!0;return}var T=this.lastPartSn-E.lastPartSn,y=this.lastPartIndex-E.lastPartIndex;this.updated=this.endSN!==E.endSN||!!y||!!T,this.advanced=this.endSN>E.endSN||T>0||T===0&&y>0,this.updated||this.advanced?this.misses=Math.floor(E.misses*.6):this.misses=E.misses+1,this.availabilityDelay=E.availabilityDelay},D(A,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(P.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||w}},{key:"drift",get:function(){var E=this.driftEndTime-this.driftStartTime;if(E>0){var T=this.driftEnd-this.driftStart;return T*1e3/E}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var E;return(E=this.partList)!==null&&E!==void 0&&E.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var E;return(E=this.fragments)!==null&&E!==void 0&&E.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var E;return(E=this.partList)!==null&&E!==void 0&&E.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var E;return(E=this.partList)!==null&&E!==void 0&&E.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),A}()},"./src/loader/level-key.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"LevelKey",function(){return O});var P=x("./node_modules/url-toolkit/src/url-toolkit.js"),C=x.n(P);function D(A,S){for(var p=0;p<S.length;p++){var E=S[p];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(A,E.key,E)}}function w(A,S,p){return S&&D(A.prototype,S),p&&D(A,p),A}var O=function(){A.fromURL=function(p,E){return new A(p,E)},A.fromURI=function(p){return new A(p)};function A(S,p){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,p?this._uri=Object(P.buildAbsoluteURL)(S,p,{alwaysNormalize:!0}):this._uri=S}return w(A,[{key:"uri",get:function(){return this._uri}}]),A}()},"./src/loader/load-stats.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"LoadStats",function(){return P});var P=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return o});var P=x("./src/polyfills/number.ts"),C=x("./node_modules/url-toolkit/src/url-toolkit.js"),D=x.n(C),w=x("./src/loader/fragment.ts"),O=x("./src/loader/level-details.ts"),A=x("./src/loader/level-key.ts"),S=x("./src/utils/attr-list.ts"),p=x("./src/utils/logger.ts"),E=x("./src/utils/codecs.ts"),T=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,y=/#EXT-X-MEDIA:(.*)/g,v=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),h=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),l=/\.(mp4|m4s|m4v|m4a)$/i;function e(f){var u,n;return l.test((u=(n=C.parseURL(f))===null||n===void 0?void 0:n.path)!=null?u:"")}var o=function(){function f(){}return f.findGroup=function(n,r){for(var t=0;t<n.length;t++){var i=n[t];if(i.id===r)return i}},f.convertAVC1ToAVCOTI=function(n){var r=n.split(".");if(r.length>2){var t=r.shift()+".";return t+=parseInt(r.shift()).toString(16),t+=("000"+parseInt(r.shift()).toString(16)).substr(-4),t}return n},f.resolve=function(n,r){return C.buildAbsoluteURL(r,n,{alwaysNormalize:!0})},f.parseMasterPlaylist=function(n,r){var t=[],i={},m=!1;T.lastIndex=0;for(var g;(g=T.exec(n))!=null;)if(g[1]){var b=new S.AttrList(g[1]),L={attrs:b,bitrate:b.decimalInteger("AVERAGE-BANDWIDTH")||b.decimalInteger("BANDWIDTH"),name:b.NAME,url:f.resolve(g[2],r)},R=b.decimalResolution("RESOLUTION");R&&(L.width=R.width,L.height=R.height),a((b.CODECS||"").split(/[ ,]+/).filter(function(k){return k}),L),L.videoCodec&&L.videoCodec.indexOf("avc1")!==-1&&(L.videoCodec=f.convertAVC1ToAVCOTI(L.videoCodec)),t.push(L)}else if(g[3]){var I=new S.AttrList(g[3]);I["DATA-ID"]&&(m=!0,i[I["DATA-ID"]]=I)}return{levels:t,sessionData:m?i:null}},f.parseMasterPlaylistMedia=function(n,r,t,i){i===void 0&&(i=[]);var m,g=[],b=0;for(y.lastIndex=0;(m=y.exec(n))!==null;){var L=new S.AttrList(m[1]);if(L.TYPE===t){var R={attrs:L,bitrate:0,id:b++,groupId:L["GROUP-ID"],instreamId:L["INSTREAM-ID"],name:L.NAME||L.LANGUAGE||"",type:t,default:L.bool("DEFAULT"),autoselect:L.bool("AUTOSELECT"),forced:L.bool("FORCED"),lang:L.LANGUAGE,url:L.URI?f.resolve(L.URI,r):""};if(i.length){var I=f.findGroup(i,R.groupId)||i[0];c(R,I,"audioCodec"),c(R,I,"textCodec")}g.push(R)}}return g},f.parseLevelPlaylist=function(n,r,t,i,m){var g=new O.LevelDetails(r),b=g.fragments,L=null,R=0,I=0,k=0,j=0,z=null,H=new w.Fragment(i,r),Q,oe,q,ne=-1,re=!1;for(v.lastIndex=0,g.m3u8=n;(Q=v.exec(n))!==null;){re&&(re=!1,H=new w.Fragment(i,r),H.start=k,H.sn=R,H.cc=j,H.level=t,L&&(H.initSegment=L,H.rawProgramDateTime=L.rawProgramDateTime));var B=Q[1];if(B){H.duration=parseFloat(B);var K=(" "+Q[2]).slice(1);H.title=K||null,H.tagList.push(K?["INF",B,K]:["INF",B])}else if(Q[3])Object(P.isFiniteNumber)(H.duration)&&(H.start=k,q&&(H.levelkey=q),H.sn=R,H.level=t,H.cc=j,H.urlId=m,b.push(H),H.relurl=(" "+Q[3]).slice(1),s(H,z),z=H,k+=H.duration,R++,I=0,re=!0);else if(Q[4]){var Y=(" "+Q[4]).slice(1);z?H.setByteRange(Y,z):H.setByteRange(Y)}else if(Q[5])H.rawProgramDateTime=(" "+Q[5]).slice(1),H.tagList.push(["PROGRAM-DATE-TIME",H.rawProgramDateTime]),ne===-1&&(ne=b.length);else{if(Q=Q[0].match(h),!Q){p.logger.warn("No matches on slow regex match for level playlist!");continue}for(oe=1;oe<Q.length&&!(typeof Q[oe]!="undefined");oe++);var N=(" "+Q[oe]).slice(1),G=(" "+Q[oe+1]).slice(1),ae=Q[oe+2]?(" "+Q[oe+2]).slice(1):"";switch(N){case"PLAYLIST-TYPE":g.type=G.toUpperCase();break;case"MEDIA-SEQUENCE":R=g.startSN=parseInt(G);break;case"SKIP":{var Ee=new S.AttrList(G),xe=Ee.decimalInteger("SKIPPED-SEGMENTS");if(Object(P.isFiniteNumber)(xe)){g.skippedSegments=xe;for(var be=xe;be--;)b.unshift(null);R+=xe}var Oe=Ee.enumeratedString("RECENTLY-REMOVED-DATERANGES");Oe&&(g.recentlyRemovedDateranges=Oe.split("	"));break}case"TARGETDURATION":g.targetduration=parseFloat(G);break;case"VERSION":g.version=parseInt(G);break;case"EXTM3U":break;case"ENDLIST":g.live=!1;break;case"#":(G||ae)&&H.tagList.push(ae?[G,ae]:[G]);break;case"DIS":j++;case"GAP":H.tagList.push([N]);break;case"BITRATE":H.tagList.push([N,G]);break;case"DISCONTINUITY-SEQ":j=parseInt(G);break;case"KEY":{var ge,ce=new S.AttrList(G),he=ce.enumeratedString("METHOD"),le=ce.URI,Re=ce.hexadecimalInteger("IV"),De=ce.enumeratedString("KEYFORMATVERSIONS"),Te=ce.enumeratedString("KEYID"),Pe=(ge=ce.enumeratedString("KEYFORMAT"))!=null?ge:"identity",Z=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Z.indexOf(Pe)>-1){p.logger.warn("Keyformat "+Pe+" is not supported from the manifest");continue}else if(Pe!=="identity")continue;he&&(q=A.LevelKey.fromURL(r,le),le&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(he)>=0&&(q.method=he,q.keyFormat=Pe,Te&&(q.keyID=Te),De&&(q.keyFormatVersions=De),q.iv=Re));break}case"START":{var ee=new S.AttrList(G),ue=ee.decimalFloatingPoint("TIME-OFFSET");Object(P.isFiniteNumber)(ue)&&(g.startTimeOffset=ue);break}case"MAP":{var pe=new S.AttrList(G);H.relurl=pe.URI,pe.BYTERANGE&&H.setByteRange(pe.BYTERANGE),H.level=t,H.sn="initSegment",q&&(H.levelkey=q),H.initSegment=null,L=H,re=!0;break}case"SERVER-CONTROL":{var ye=new S.AttrList(G);g.canBlockReload=ye.bool("CAN-BLOCK-RELOAD"),g.canSkipUntil=ye.optionalFloat("CAN-SKIP-UNTIL",0),g.canSkipDateRanges=g.canSkipUntil>0&&ye.bool("CAN-SKIP-DATERANGES"),g.partHoldBack=ye.optionalFloat("PART-HOLD-BACK",0),g.holdBack=ye.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var ve=new S.AttrList(G);g.partTarget=ve.decimalFloatingPoint("PART-TARGET");break}case"PART":{var de=g.partList;de||(de=g.partList=[]);var Se=I>0?de[de.length-1]:void 0,Ce=I++,se=new w.Part(new S.AttrList(G),H,r,Ce,Se);de.push(se),H.duration+=se.duration;break}case"PRELOAD-HINT":{var Ae=new S.AttrList(G);g.preloadHint=Ae;break}case"RENDITION-REPORT":{var J=new S.AttrList(G);g.renditionReports=g.renditionReports||[],g.renditionReports.push(J);break}default:p.logger.warn("line parsed but not handled: "+Q);break}}}z&&!z.relurl?(b.pop(),k-=z.duration,g.partList&&(g.fragmentHint=z)):g.partList&&(s(H,z),H.cc=j,g.fragmentHint=H);var X=b.length,$=b[0],_=b[X-1];if(k+=g.skippedSegments*g.targetduration,k>0&&X&&_){g.averagetargetduration=k/X;var U=_.sn;g.endSN=U!=="initSegment"?U:0,$&&(g.startCC=$.cc,$.initSegment||g.fragments.every(function(F){return F.relurl&&e(F.relurl)})&&(p.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),H=new w.Fragment(i,r),H.relurl=_.relurl,H.level=t,H.sn="initSegment",$.initSegment=H,g.needSidxRanges=!0))}else g.endSN=0,g.startCC=0;return g.fragmentHint&&(k+=g.fragmentHint.duration),g.totalduration=k,g.endCC=j,ne>0&&d(b,ne),g},f}();function a(f,u){["video","audio","text"].forEach(function(n){var r=f.filter(function(i){return Object(E.isCodecType)(i,n)});if(r.length){var t=r.filter(function(i){return i.lastIndexOf("avc1",0)===0||i.lastIndexOf("mp4a",0)===0});u[n+"Codec"]=t.length>0?t[0]:r[0],f=f.filter(function(i){return r.indexOf(i)===-1})}}),u.unknownCodecs=f}function c(f,u,n){var r=u[n];r&&(f[n]=r)}function d(f,u){for(var n=f[u],r=u;r--;){var t=f[r];if(!t)return;t.programDateTime=n.programDateTime-t.duration*1e3,n=t}}function s(f,u){f.rawProgramDateTime?f.programDateTime=Date.parse(f.rawProgramDateTime):u!=null&&u.programDateTime&&(f.programDateTime=u.endProgramDateTime),Object(P.isFiniteNumber)(f.programDateTime)||(f.programDateTime=null,f.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/polyfills/number.ts"),C=x("./src/events.ts"),D=x("./src/errors.ts"),w=x("./src/utils/logger.ts"),O=x("./src/utils/mp4-tools.ts"),A=x("./src/loader/m3u8-parser.ts"),S=x("./src/types/loader.ts"),p=x("./src/utils/attr-list.ts");function E(v){var h=v.type;switch(h){case S.PlaylistContextType.AUDIO_TRACK:return S.PlaylistLevelType.AUDIO;case S.PlaylistContextType.SUBTITLE_TRACK:return S.PlaylistLevelType.SUBTITLE;default:return S.PlaylistLevelType.MAIN}}function T(v,h){var l=v.url;return(l===void 0||l.indexOf("data:")===0)&&(l=h.url),l}var y=function(){function v(l){this.hls=void 0,this.loaders=Object.create(null),this.hls=l,this.registerListeners()}var h=v.prototype;return h.registerListeners=function(){var e=this.hls;e.on(C.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(C.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(C.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(C.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},h.unregisterListeners=function(){var e=this.hls;e.off(C.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(C.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(C.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(C.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},h.createInternalLoader=function(e){var o=this.hls.config,a=o.pLoader,c=o.loader,d=a||c,s=new d(o);return e.loader=s,this.loaders[e.type]=s,s},h.getInternalLoader=function(e){return this.loaders[e.type]},h.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},h.destroyInternalLoaders=function(){for(var e in this.loaders){var o=this.loaders[e];o&&o.destroy(),this.resetInternalLoader(e)}},h.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},h.onManifestLoading=function(e,o){var a=o.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:S.PlaylistContextType.MANIFEST,url:a,deliveryDirectives:null})},h.onLevelLoading=function(e,o){var a=o.id,c=o.level,d=o.url,s=o.deliveryDirectives;this.load({id:a,groupId:null,level:c,responseType:"text",type:S.PlaylistContextType.LEVEL,url:d,deliveryDirectives:s})},h.onAudioTrackLoading=function(e,o){var a=o.id,c=o.groupId,d=o.url,s=o.deliveryDirectives;this.load({id:a,groupId:c,level:null,responseType:"text",type:S.PlaylistContextType.AUDIO_TRACK,url:d,deliveryDirectives:s})},h.onSubtitleTrackLoading=function(e,o){var a=o.id,c=o.groupId,d=o.url,s=o.deliveryDirectives;this.load({id:a,groupId:c,level:null,responseType:"text",type:S.PlaylistContextType.SUBTITLE_TRACK,url:d,deliveryDirectives:s})},h.load=function(e){var o,a=this.hls.config,c=this.getInternalLoader(e);if(c){var d=c.context;if(d&&d.url===e.url){w.logger.trace("[playlist-loader]: playlist request ongoing");return}w.logger.log("[playlist-loader]: aborting previous loader for type: "+e.type),c.abort()}var s,f,u,n;switch(e.type){case S.PlaylistContextType.MANIFEST:s=a.manifestLoadingMaxRetry,f=a.manifestLoadingTimeOut,u=a.manifestLoadingRetryDelay,n=a.manifestLoadingMaxRetryTimeout;break;case S.PlaylistContextType.LEVEL:case S.PlaylistContextType.AUDIO_TRACK:case S.PlaylistContextType.SUBTITLE_TRACK:s=0,f=a.levelLoadingTimeOut;break;default:s=a.levelLoadingMaxRetry,f=a.levelLoadingTimeOut,u=a.levelLoadingRetryDelay,n=a.levelLoadingMaxRetryTimeout;break}if(c=this.createInternalLoader(e),(o=e.deliveryDirectives)!==null&&o!==void 0&&o.part){var r;if(e.type===S.PlaylistContextType.LEVEL&&e.level!==null?r=this.hls.levels[e.level].details:e.type===S.PlaylistContextType.AUDIO_TRACK&&e.id!==null?r=this.hls.audioTracks[e.id].details:e.type===S.PlaylistContextType.SUBTITLE_TRACK&&e.id!==null&&(r=this.hls.subtitleTracks[e.id].details),r){var t=r.partTarget,i=r.targetduration;t&&i&&(f=Math.min(Math.max(t*3,i*.8)*1e3,f))}}var m={timeout:f,maxRetry:s,retryDelay:u,maxRetryDelay:n,highWaterMark:0},g={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};c.load(e,m,g)},h.loadsuccess=function(e,o,a,c){if(c===void 0&&(c=null),a.isSidxRequest){this.handleSidxRequest(e,a),this.handlePlaylistLoaded(e,o,a,c);return}this.resetInternalLoader(a.type);var d=e.data;if(d.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(e,a,"no EXTM3U delimiter",c);return}o.parsing.start=performance.now(),d.indexOf("#EXTINF:")>0||d.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(e,o,a,c):this.handleMasterPlaylist(e,o,a,c)},h.loaderror=function(e,o,a){a===void 0&&(a=null),this.handleNetworkError(o,a,!1,e)},h.loadtimeout=function(e,o,a){a===void 0&&(a=null),this.handleNetworkError(o,a,!0)},h.handleMasterPlaylist=function(e,o,a,c){var d=this.hls,s=e.data,f=T(e,a),u=A.default.parseMasterPlaylist(s,f),n=u.levels,r=u.sessionData;if(!n.length){this.handleManifestParsingError(e,a,"no level found in manifest",c);return}var t=n.map(function(R){return{id:R.attrs.AUDIO,audioCodec:R.audioCodec}}),i=n.map(function(R){return{id:R.attrs.SUBTITLES,textCodec:R.textCodec}}),m=A.default.parseMasterPlaylistMedia(s,f,"AUDIO",t),g=A.default.parseMasterPlaylistMedia(s,f,"SUBTITLES",i),b=A.default.parseMasterPlaylistMedia(s,f,"CLOSED-CAPTIONS");if(m.length){var L=m.some(function(R){return!R.url});!L&&n[0].audioCodec&&!n[0].attrs.AUDIO&&(w.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),m.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new p.AttrList({}),bitrate:0,url:""}))}d.trigger(C.Events.MANIFEST_LOADED,{levels:n,audioTracks:m,subtitles:g,captions:b,url:f,stats:o,networkDetails:c,sessionData:r})},h.handleTrackOrLevelPlaylist=function(e,o,a,c){var d=this.hls,s=a.id,f=a.level,u=a.type,n=T(e,a),r=Object(P.isFiniteNumber)(s)?s:0,t=Object(P.isFiniteNumber)(f)?f:r,i=E(a),m=A.default.parseLevelPlaylist(e.data,n,t,i,r);if(!m.fragments.length){d.trigger(C.Events.ERROR,{type:D.ErrorTypes.NETWORK_ERROR,details:D.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:n,reason:"no fragments found in level",level:typeof a.level=="number"?a.level:void 0});return}if(u===S.PlaylistContextType.MANIFEST){var g={attrs:new p.AttrList({}),bitrate:0,details:m,name:"",url:n};d.trigger(C.Events.MANIFEST_LOADED,{levels:[g],audioTracks:[],url:n,stats:o,networkDetails:c,sessionData:null})}if(o.parsing.end=performance.now(),m.needSidxRanges){var b,L=(b=m.fragments[0].initSegment)===null||b===void 0?void 0:b.url;this.load({url:L,isSidxRequest:!0,type:u,level:f,levelDetails:m,id:s,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}a.levelDetails=m,this.handlePlaylistLoaded(e,o,a,c)},h.handleSidxRequest=function(e,o){var a=Object(O.parseSegmentIndex)(new Uint8Array(e.data));if(!a)return;var c=a.references,d=o.levelDetails;c.forEach(function(s,f){var u=s.info,n=d.fragments[f];n.byteRange.length===0&&n.setByteRange(String(1+u.end-u.start)+"@"+String(u.start)),n.initSegment&&n.initSegment.setByteRange(String(a.moovEndOffset)+"@0")})},h.handleManifestParsingError=function(e,o,a,c){this.hls.trigger(C.Events.ERROR,{type:D.ErrorTypes.NETWORK_ERROR,details:D.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:o.type===S.PlaylistContextType.MANIFEST,url:e.url,reason:a,response:e,context:o,networkDetails:c})},h.handleNetworkError=function(e,o,a,c){a===void 0&&(a=!1),w.logger.warn("[playlist-loader]: A network "+(a?"timeout":"error")+" occurred while loading "+e.type+" level: "+e.level+" id: "+e.id+' group-id: "'+e.groupId+'"');var d=D.ErrorDetails.UNKNOWN,s=!1,f=this.getInternalLoader(e);switch(e.type){case S.PlaylistContextType.MANIFEST:d=a?D.ErrorDetails.MANIFEST_LOAD_TIMEOUT:D.ErrorDetails.MANIFEST_LOAD_ERROR,s=!0;break;case S.PlaylistContextType.LEVEL:d=a?D.ErrorDetails.LEVEL_LOAD_TIMEOUT:D.ErrorDetails.LEVEL_LOAD_ERROR,s=!1;break;case S.PlaylistContextType.AUDIO_TRACK:d=a?D.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:D.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,s=!1;break;case S.PlaylistContextType.SUBTITLE_TRACK:d=a?D.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:D.ErrorDetails.SUBTITLE_LOAD_ERROR,s=!1;break}f&&this.resetInternalLoader(e.type);var u={type:D.ErrorTypes.NETWORK_ERROR,details:d,fatal:s,url:e.url,loader:f,context:e,networkDetails:o};c&&(u.response=c),this.hls.trigger(C.Events.ERROR,u)},h.handlePlaylistLoaded=function(e,o,a,c){var d=a.type,s=a.level,f=a.id,u=a.groupId,n=a.loader,r=a.levelDetails,t=a.deliveryDirectives;if(!(r!=null&&r.targetduration)){this.handleManifestParsingError(e,a,"invalid target duration",c);return}if(!n)return;r.live&&(n.getCacheAge&&(r.ageHeader=n.getCacheAge()||0),(!n.getCacheAge||isNaN(r.ageHeader))&&(r.ageHeader=0));switch(d){case S.PlaylistContextType.MANIFEST:case S.PlaylistContextType.LEVEL:this.hls.trigger(C.Events.LEVEL_LOADED,{details:r,level:s||0,id:f||0,stats:o,networkDetails:c,deliveryDirectives:t});break;case S.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(C.Events.AUDIO_TRACK_LOADED,{details:r,id:f||0,groupId:u||"",stats:o,networkDetails:c,deliveryDirectives:t});break;case S.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(C.Events.SUBTITLE_TRACK_LOADED,{details:r,id:f||0,groupId:u||"",stats:o,networkDetails:c,deliveryDirectives:t});break}},v}();M.default=y},"./src/polyfills/number.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"isFiniteNumber",function(){return P}),x.d(M,"MAX_SAFE_INTEGER",function(){return C});var P=Number.isFinite||function(D){return typeof D=="number"&&isFinite(D)},C=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(ie,M,x){"use strict";x.r(M);var P=function(){function C(){}return C.getSilentFrame=function(w,O){switch(w){case"mp4a.40.2":if(O===1)return new Uint8Array([0,200,0,128,35,128]);if(O===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(O===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(O===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(O===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(O===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(O===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(O===2)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(O===3)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}return},C}();M.default=P},"./src/remux/mp4-generator.ts":function(ie,M,x){"use strict";x.r(M);var P=Math.pow(2,32)-1,C=function(){function D(){}return D.init=function(){D.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var O;for(O in D.types)D.types.hasOwnProperty(O)&&(D.types[O]=[O.charCodeAt(0),O.charCodeAt(1),O.charCodeAt(2),O.charCodeAt(3)]);var A=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),S=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);D.HDLR_TYPES={video:A,audio:S};var p=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),E=new Uint8Array([0,0,0,0,0,0,0,0]);D.STTS=D.STSC=D.STCO=E,D.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),D.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),D.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),D.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var T=new Uint8Array([105,115,111,109]),y=new Uint8Array([97,118,99,49]),v=new Uint8Array([0,0,0,1]);D.FTYP=D.box(D.types.ftyp,T,v,T,y),D.DINF=D.box(D.types.dinf,D.box(D.types.dref,p))},D.box=function(O){for(var A=8,S=arguments.length,p=new Array(S>1?S-1:0),E=1;E<S;E++)p[E-1]=arguments[E];for(var T=p.length,y=T;T--;)A+=p[T].byteLength;var v=new Uint8Array(A);for(v[0]=A>>24&255,v[1]=A>>16&255,v[2]=A>>8&255,v[3]=A&255,v.set(O,4),T=0,A=8;T<y;T++)v.set(p[T],A),A+=p[T].byteLength;return v},D.hdlr=function(O){return D.box(D.types.hdlr,D.HDLR_TYPES[O])},D.mdat=function(O){return D.box(D.types.mdat,O)},D.mdhd=function(O,A){A*=O;var S=Math.floor(A/(P+1)),p=Math.floor(A%(P+1));return D.box(D.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,O>>24&255,O>>16&255,O>>8&255,O&255,S>>24,S>>16&255,S>>8&255,S&255,p>>24,p>>16&255,p>>8&255,p&255,85,196,0,0]))},D.mdia=function(O){return D.box(D.types.mdia,D.mdhd(O.timescale,O.duration),D.hdlr(O.type),D.minf(O))},D.mfhd=function(O){return D.box(D.types.mfhd,new Uint8Array([0,0,0,0,O>>24,O>>16&255,O>>8&255,O&255]))},D.minf=function(O){return O.type==="audio"?D.box(D.types.minf,D.box(D.types.smhd,D.SMHD),D.DINF,D.stbl(O)):D.box(D.types.minf,D.box(D.types.vmhd,D.VMHD),D.DINF,D.stbl(O))},D.moof=function(O,A,S){return D.box(D.types.moof,D.mfhd(O),D.traf(S,A))},D.moov=function(O){for(var A=O.length,S=[];A--;)S[A]=D.trak(O[A]);return D.box.apply(null,[D.types.moov,D.mvhd(O[0].timescale,O[0].duration)].concat(S).concat(D.mvex(O)))},D.mvex=function(O){for(var A=O.length,S=[];A--;)S[A]=D.trex(O[A]);return D.box.apply(null,[D.types.mvex].concat(S))},D.mvhd=function(O,A){A*=O;var S=Math.floor(A/(P+1)),p=Math.floor(A%(P+1)),E=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,O>>24&255,O>>16&255,O>>8&255,O&255,S>>24,S>>16&255,S>>8&255,S&255,p>>24,p>>16&255,p>>8&255,p&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 D.box(D.types.mvhd,E)},D.sdtp=function(O){var A=O.samples||[],S=new Uint8Array(4+A.length),p,E;for(p=0;p<A.length;p++)E=A[p].flags,S[p+4]=E.dependsOn<<4|E.isDependedOn<<2|E.hasRedundancy;return D.box(D.types.sdtp,S)},D.stbl=function(O){return D.box(D.types.stbl,D.stsd(O),D.box(D.types.stts,D.STTS),D.box(D.types.stsc,D.STSC),D.box(D.types.stsz,D.STSZ),D.box(D.types.stco,D.STCO))},D.avc1=function(O){var A=[],S=[],p,E,T;for(p=0;p<O.sps.length;p++)E=O.sps[p],T=E.byteLength,A.push(T>>>8&255),A.push(T&255),A=A.concat(Array.prototype.slice.call(E));for(p=0;p<O.pps.length;p++)E=O.pps[p],T=E.byteLength,S.push(T>>>8&255),S.push(T&255),S=S.concat(Array.prototype.slice.call(E));var y=D.box(D.types.avcC,new Uint8Array([1,A[3],A[4],A[5],252|3,224|O.sps.length].concat(A).concat([O.pps.length]).concat(S))),v=O.width,h=O.height,l=O.pixelRatio[0],e=O.pixelRatio[1];return D.box(D.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,v>>8&255,v&255,h>>8&255,h&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]),y,D.box(D.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),D.box(D.types.pasp,new Uint8Array([l>>24,l>>16&255,l>>8&255,l&255,e>>24,e>>16&255,e>>8&255,e&255])))},D.esds=function(O){var A=O.config.length;return new Uint8Array([0,0,0,0,3,23+A,0,1,0,4,15+A,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([A]).concat(O.config).concat([6,1,2]))},D.mp4a=function(O){var A=O.samplerate;return D.box(D.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,O.channelCount,0,16,0,0,0,0,A>>8&255,A&255,0,0]),D.box(D.types.esds,D.esds(O)))},D.mp3=function(O){var A=O.samplerate;return D.box(D.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,O.channelCount,0,16,0,0,0,0,A>>8&255,A&255,0,0]))},D.stsd=function(O){return O.type==="audio"?!O.isAAC&&O.codec==="mp3"?D.box(D.types.stsd,D.STSD,D.mp3(O)):D.box(D.types.stsd,D.STSD,D.mp4a(O)):D.box(D.types.stsd,D.STSD,D.avc1(O))},D.tkhd=function(O){var A=O.id,S=O.duration*O.timescale,p=O.width,E=O.height,T=Math.floor(S/(P+1)),y=Math.floor(S%(P+1));return D.box(D.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,A>>24&255,A>>16&255,A>>8&255,A&255,0,0,0,0,T>>24,T>>16&255,T>>8&255,T&255,y>>24,y>>16&255,y>>8&255,y&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,p>>8&255,p&255,0,0,E>>8&255,E&255,0,0]))},D.traf=function(O,A){var S=D.sdtp(O),p=O.id,E=Math.floor(A/(P+1)),T=Math.floor(A%(P+1));return D.box(D.types.traf,D.box(D.types.tfhd,new Uint8Array([0,0,0,0,p>>24,p>>16&255,p>>8&255,p&255])),D.box(D.types.tfdt,new Uint8Array([1,0,0,0,E>>24,E>>16&255,E>>8&255,E&255,T>>24,T>>16&255,T>>8&255,T&255])),D.trun(O,S.length+16+20+8+16+8+8),S)},D.trak=function(O){return O.duration=O.duration||4294967295,D.box(D.types.trak,D.tkhd(O),D.mdia(O))},D.trex=function(O){var A=O.id;return D.box(D.types.trex,new Uint8Array([0,0,0,0,A>>24,A>>16&255,A>>8&255,A&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},D.trun=function(O,A){var S=O.samples||[],p=S.length,E=12+16*p,T=new Uint8Array(E),y,v,h,l,e,o;for(A+=8+E,T.set([0,0,15,1,p>>>24&255,p>>>16&255,p>>>8&255,p&255,A>>>24&255,A>>>16&255,A>>>8&255,A&255],0),y=0;y<p;y++)v=S[y],h=v.duration,l=v.size,e=v.flags,o=v.cts,T.set([h>>>24&255,h>>>16&255,h>>>8&255,h&255,l>>>24&255,l>>>16&255,l>>>8&255,l&255,e.isLeading<<2|e.dependsOn,e.isDependedOn<<6|e.hasRedundancy<<4|e.paddingValue<<1|e.isNonSync,e.degradPrio&240<<8,e.degradPrio&15,o>>>24&255,o>>>16&255,o>>>8&255,o&255],12+16*y);return D.box(D.types.trun,T)},D.initSegment=function(O){D.types||D.init();var A=D.moov(O),S=new Uint8Array(D.FTYP.byteLength+A.byteLength);return S.set(D.FTYP),S.set(A,D.FTYP.byteLength),S},D}();C.types=void 0,C.HDLR_TYPES=void 0,C.STTS=void 0,C.STSC=void 0,C.STCO=void 0,C.STSZ=void 0,C.VMHD=void 0,C.SMHD=void 0,C.STSD=void 0,C.FTYP=void 0,C.DINF=void 0,M.default=C},"./src/remux/mp4-remuxer.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"default",function(){return o}),x.d(M,"normalizePts",function(){return a});var P=x("./src/polyfills/number.ts"),C=x("./src/remux/aac-helper.ts"),D=x("./src/remux/mp4-generator.ts"),w=x("./src/events.ts"),O=x("./src/errors.ts"),A=x("./src/utils/logger.ts"),S=x("./src/types/loader.ts"),p=x("./src/utils/timescale-conversion.ts");function E(){return E=Object.assign||function(f){for(var u=1;u<arguments.length;u++){var n=arguments[u];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(f[r]=n[r])}return f},E.apply(this,arguments)}var T=10*1e3,y=1024,v=1152,h=null,l=null,e=!1,o=function(){function f(n,r,t,i){if(i===void 0&&(i=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=n,this.config=r,this.typeSupported=t,this.ISGenerated=!1,h===null){var m=navigator.userAgent||"",g=m.match(/Chrome\/(\d+)/i);h=g?parseInt(g[1]):0}if(l===null){var b=navigator.userAgent.match(/Safari\/(\d+)/i);l=b?parseInt(b[1]):0}e=!!h&&h<75||!!l&&l<600}var u=f.prototype;return u.destroy=function(){},u.resetTimeStamp=function(r){A.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=r},u.resetNextTimestamp=function(){A.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},u.resetInitSegment=function(){A.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},u.getVideoStartPts=function(r){var t=!1,i=r.reduce(function(m,g){var b=g.pts-m;return b<-4294967296?(t=!0,a(m,g.pts)):b>0?m:g.pts},r[0].pts);return t&&A.logger.debug("PTS rollover detected"),i},u.remux=function(r,t,i,m,g,b,L,R){var I,k,j,z,H,Q,oe=g,q=g,ne=r.pid>-1,re=t.pid>-1,B=t.samples.length,K=r.samples.length>0,Y=B>1,N=(!ne||K)&&(!re||Y)||this.ISGenerated||L;if(N){this.ISGenerated||(j=this.generateIS(r,t,g));var G=this.isVideoContiguous,ae=-1;if(Y&&(ae=c(t.samples),!G&&this.config.forceKeyFrameOnDiscontinuity))if(Q=!0,ae>0){A.logger.warn("[mp4-remuxer]: Dropped "+ae+" out of "+B+" video samples due to a missing keyframe");var Ee=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(ae),t.dropped+=ae,q+=(t.samples[0].pts-Ee)/(t.timescale||9e4)}else ae===-1&&(A.logger.warn("[mp4-remuxer]: No keyframe found out of "+B+" video samples"),Q=!1);if(this.ISGenerated){if(K&&Y){var xe=this.getVideoStartPts(t.samples),be=a(r.samples[0].pts,xe)-xe,Oe=be/t.inputTimeScale;oe+=Math.max(0,Oe),q+=Math.max(0,-Oe)}if(K){if(r.samplerate||(A.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),j=this.generateIS(r,t,g)),k=this.remuxAudio(r,oe,this.isAudioContiguous,b,re||Y||R===S.PlaylistLevelType.AUDIO?q:void 0),Y){var ge=k?k.endPTS-k.startPTS:0;t.inputTimeScale||(A.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),j=this.generateIS(r,t,g)),I=this.remuxVideo(t,q,G,ge)}}else Y&&(I=this.remuxVideo(t,q,G,0));I&&(I.firstKeyFrame=ae,I.independent=ae!==-1)}}return this.ISGenerated&&(i.samples.length&&(H=this.remuxID3(i,g)),m.samples.length&&(z=this.remuxText(m,g))),{audio:k,video:I,initSegment:j,independent:Q,text:z,id3:H}},u.generateIS=function(r,t,i){var m=r.samples,g=t.samples,b=this.typeSupported,L={},R=!Object(P.isFiniteNumber)(this._initPTS),I="audio/mp4",k,j,z;if(R&&(k=j=Infinity),r.config&&m.length&&(r.timescale=r.samplerate,r.isAAC||(b.mpeg?(I="audio/mpeg",r.codec=""):b.mp3&&(r.codec="mp3")),L.audio={id:"audio",container:I,codec:r.codec,initSegment:!r.isAAC&&b.mpeg?new Uint8Array(0):D.default.initSegment([r]),metadata:{channelCount:r.channelCount}},R&&(z=r.inputTimeScale,k=j=m[0].pts-Math.round(z*i))),t.sps&&t.pps&&g.length&&(t.timescale=t.inputTimeScale,L.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:D.default.initSegment([t]),metadata:{width:t.width,height:t.height}},R)){z=t.inputTimeScale;var H=this.getVideoStartPts(g),Q=Math.round(z*i);j=Math.min(j,a(g[0].dts,H)-Q),k=Math.min(k,H-Q)}if(Object.keys(L).length)return this.ISGenerated=!0,R&&(this._initPTS=k,this._initDTS=j),{tracks:L,initPTS:k,timescale:z}},u.remuxVideo=function(r,t,i,m){var g=r.inputTimeScale,b=r.samples,L=[],R=b.length,I=this._initPTS,k=this.nextAvcDts,j=8,z,H,Q,oe=Number.POSITIVE_INFINITY,q=Number.NEGATIVE_INFINITY,ne=0,re=!1;if(!i||k===null){var B=t*g,K=b[0].pts-a(b[0].dts,b[0].pts);k=B-K}for(var Y=0;Y<R;Y++){var N=b[Y];if(N.pts=a(N.pts-I,k),N.dts=a(N.dts-I,k),N.dts>N.pts){var G=9e4*.2;ne=Math.max(Math.min(ne,N.pts-N.dts),-1*G)}N.dts<b[Y>0?Y-1:Y].dts&&(re=!0)}re&&b.sort(function(Ue,Fe){var ke=Ue.dts-Fe.dts,Ye=Ue.pts-Fe.pts;return ke||Ye}),H=b[0].dts,Q=b[b.length-1].dts;var ae=Math.round((Q-H)/(R-1));if(ne<0){if(ne<ae*-2){A.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(p.toMsFromMpegTsClock)(-ae,!0)+" ms");for(var Ee=ne,xe=0;xe<R;xe++)b[xe].dts=Ee=Math.max(Ee,b[xe].pts-ae),b[xe].pts=Math.max(Ee,b[xe].pts)}else{A.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(p.toMsFromMpegTsClock)(ne,!0)+" ms to overcome this issue");for(var be=0;be<R;be++)b[be].dts=b[be].dts+ne}H=b[0].dts}if(i){var Oe=H-k,ge=Oe>ae,ce=Oe<-1;if(ge||ce){ge?A.logger.warn("AVC: "+Object(p.toMsFromMpegTsClock)(Oe,!0)+" ms ("+Oe+"dts) hole between fragments detected, filling it"):A.logger.warn("AVC: "+Object(p.toMsFromMpegTsClock)(-Oe,!0)+" ms ("+Oe+"dts) overlapping between fragments detected"),H=k;var he=b[0].pts-Oe;b[0].dts=H,b[0].pts=he,A.logger.log("Video: First PTS/DTS adjusted: "+Object(p.toMsFromMpegTsClock)(he,!0)+"/"+Object(p.toMsFromMpegTsClock)(H,!0)+", delta: "+Object(p.toMsFromMpegTsClock)(Oe,!0)+" ms")}}e&&(H=Math.max(0,H));for(var le=0,Re=0,De=0;De<R;De++){for(var Te=b[De],Pe=Te.units,Z=Pe.length,ee=0,ue=0;ue<Z;ue++)ee+=Pe[ue].data.length;Re+=ee,le+=Z,Te.length=ee,Te.dts=Math.max(Te.dts,H),Te.pts=Math.max(Te.pts,Te.dts,0),oe=Math.min(Te.pts,oe),q=Math.max(Te.pts,q)}Q=b[R-1].dts;var pe=Re+4*le+8,ye;try{ye=new Uint8Array(pe)}catch(Ue){this.observer.emit(w.Events.ERROR,w.Events.ERROR,{type:O.ErrorTypes.MUX_ERROR,details:O.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:pe,reason:"fail allocating video mdat "+pe});return}var ve=new DataView(ye.buffer);ve.setUint32(0,pe),ye.set(D.default.types.mdat,4);for(var de=0;de<R;de++){for(var Se=b[de],Ce=Se.units,se=0,Ae=0,J=Ce.length;Ae<J;Ae++){var X=Ce[Ae],$=X.data,_=X.data.byteLength;ve.setUint32(j,_),j+=4,ye.set($,j),j+=_,se+=4+_}if(de<R-1)z=b[de+1].dts-Se.dts;else{var U=this.config,F=Se.dts-b[de>0?de-1:de].dts;if(U.stretchShortVideoTrack&&this.nextAudioPts!==null){var W=Math.floor(U.maxBufferHole*g),te=(m?oe+m*g:this.nextAudioPts)-Se.pts;te>W?(z=te-F,z<0&&(z=F),A.logger.log("[mp4-remuxer]: It is approximately "+te/90+" ms to the next segment; using duration "+z/90+" ms for the last video frame.")):z=F}else z=F}var fe=Math.round(Se.pts-Se.dts);L.push(new d(Se.key,z,se,fe))}if(L.length&&h&&h<70){var me=L[0].flags;me.dependsOn=2,me.isNonSync=0}console.assert(z!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=k=Q+z,this.isVideoContiguous=!0;var Le=D.default.moof(r.sequenceNumber++,H,E({},r,{samples:L})),Me="video",we={data1:Le,data2:ye,startPTS:oe/g,endPTS:(q+z)/g,startDTS:H/g,endDTS:k/g,type:Me,hasAudio:!1,hasVideo:!0,nb:L.length,dropped:r.dropped};return r.samples=[],r.dropped=0,console.assert(ye.length,"MDAT length must not be zero"),we},u.remuxAudio=function(r,t,i,m,g){var b=r.inputTimeScale,L=r.samplerate?r.samplerate:b,R=b/L,I=r.isAAC?y:v,k=I*R,j=this._initPTS,z=!r.isAAC&&this.typeSupported.mpeg,H=[],Q=r.samples,oe=z?0:8,q=this.nextAudioPts||-1,ne=t*b;if(this.isAudioContiguous=i=i||Q.length&&q>0&&(m&&Math.abs(ne-q)<9e3||Math.abs(a(Q[0].pts-j,ne)-q)<20*k),Q.forEach(function($){$.pts=a($.pts-j,ne)}),!i||q<0){if(Q=Q.filter(function($){return $.pts>=0}),!Q.length)return;g===0?q=0:m?q=Math.max(0,ne):q=Q[0].pts}if(r.isAAC)for(var re=g!==void 0,B=this.config.maxAudioFramesDrift,K=0,Y=q;K<Q.length;K++){var N=Q[K],G=N.pts,ae=G-Y,Ee=Math.abs(1e3*ae/b);if(ae<=-B*k&&re)K===0&&(A.logger.warn("Audio frame @ "+(G/b).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*ae/b)+" ms."),this.nextAudioPts=q=Y=G);else if(ae>=B*k&&Ee<T&&re){var xe=Math.round(ae/k);Y=G-xe*k,Y<0&&(xe--,Y+=k),K===0&&(this.nextAudioPts=q=Y),A.logger.warn("[mp4-remuxer]: Injecting "+xe+" audio frame @ "+(Y/b).toFixed(3)+"s due to "+Math.round(1e3*ae/b)+" ms gap.");for(var be=0;be<xe;be++){var Oe=Math.max(Y,0),ge=C.default.getSilentFrame(r.manifestCodec||r.codec,r.channelCount);ge||(A.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),ge=N.unit.subarray()),Q.splice(K,0,{unit:ge,pts:Oe}),Y+=k,K++}}N.pts=Y,Y+=k}for(var ce=null,he=null,le,Re=0,De=Q.length;De--;)Re+=Q[De].unit.byteLength;for(var Te=0,Pe=Q.length;Te<Pe;Te++){var Z=Q[Te],ee=Z.unit,ue=Z.pts;if(he!==null){var pe=H[Te-1];pe.duration=Math.round((ue-he)/R)}else if(i&&r.isAAC&&(ue=q),ce=ue,Re>0){Re+=oe;try{le=new Uint8Array(Re)}catch($){this.observer.emit(w.Events.ERROR,w.Events.ERROR,{type:O.ErrorTypes.MUX_ERROR,details:O.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Re,reason:"fail allocating audio mdat "+Re});return}if(!z){var ye=new DataView(le.buffer);ye.setUint32(0,Re),le.set(D.default.types.mdat,4)}}else return;le.set(ee,oe);var ve=ee.byteLength;oe+=ve,H.push(new d(!0,I,ve,0)),he=ue}var de=H.length;if(!de)return;var Se=H[H.length-1];this.nextAudioPts=q=he+R*Se.duration;var Ce=z?new Uint8Array(0):D.default.moof(r.sequenceNumber++,ce/R,E({},r,{samples:H}));r.samples=[];var se=ce/b,Ae=q/b,J="audio",X={data1:Ce,data2:le,startPTS:se,endPTS:Ae,startDTS:se,endDTS:Ae,type:J,hasAudio:!0,hasVideo:!1,nb:de};return this.isAudioContiguous=!0,console.assert(le.length,"MDAT length must not be zero"),X},u.remuxEmptyAudio=function(r,t,i,m){var g=r.inputTimeScale,b=r.samplerate?r.samplerate:g,L=g/b,R=this.nextAudioPts,I=(R!==null?R:m.startDTS*g)+this._initDTS,k=m.endDTS*g+this._initDTS,j=L*y,z=Math.ceil((k-I)/j),H=C.default.getSilentFrame(r.manifestCodec||r.codec,r.channelCount);if(A.logger.warn("[mp4-remuxer]: remux empty Audio"),!H){A.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var Q=[],oe=0;oe<z;oe++){var q=I+oe*j;Q.push({unit:H,pts:q,dts:q})}return r.samples=Q,this.remuxAudio(r,t,i,!1)},u.remuxID3=function(r,t){var i=r.samples.length;if(!i)return;for(var m=r.inputTimeScale,g=this._initPTS,b=this._initDTS,L=0;L<i;L++){var R=r.samples[L];R.pts=a(R.pts-g,t*m)/m,R.dts=a(R.dts-b,t*m)/m}var I=r.samples;return r.samples=[],{samples:I}},u.remuxText=function(r,t){var i=r.samples.length;if(!i)return;for(var m=r.inputTimeScale,g=this._initPTS,b=0;b<i;b++){var L=r.samples[b];L.pts=a(L.pts-g,t*m)/m}r.samples.sort(function(I,k){return I.pts-k.pts});var R=r.samples;return r.samples=[],{samples:R}},f}();function a(f,u){var n;if(u===null)return f;for(u<f?n=-8589934592:n=8589934592;Math.abs(f-u)>4294967296;)f+=n;return f}function c(f){for(var u=0;u<f.length;u++)if(f[u].key)return u;return-1}var d=function(u,n,r,t){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=n,this.size=r,this.cts=t,this.flags=new s(u)},s=function(u){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=u?2:1,this.isNonSync=u?0:1}},"./src/remux/passthrough-remuxer.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/polyfills/number.ts"),C=x("./src/utils/mp4-tools.ts"),D=x("./src/loader/fragment.ts"),w=x("./src/utils/logger.ts"),O=function(){function p(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var E=p.prototype;return E.destroy=function(){},E.resetTimeStamp=function(y){this.initPTS=y,this.lastEndDTS=null},E.resetNextTimestamp=function(){this.lastEndDTS=null},E.resetInitSegment=function(y,v,h){this.audioCodec=v,this.videoCodec=h,this.generateInitSegment(y),this.emitInitSegment=!0},E.generateInitSegment=function(y){var v=this.audioCodec,h=this.videoCodec;if(!y||!y.byteLength){this.initTracks=void 0,this.initData=void 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0,this.uchar=t||" ",this.penState=new l(i,m,g,b,L)}var r=n.prototype;return r.reset=function(){this.uchar=" ",this.penState.reset()},r.setChar=function(i,m){this.uchar=i,this.penState.copy(m)},r.setPenState=function(i){this.penState.copy(i)},r.equals=function(i){return this.uchar===i.uchar&&this.penState.equals(i.penState)},r.copy=function(i){this.uchar=i.uchar,this.penState.copy(i.penState)},r.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},n}(),o=function(){function n(t){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var i=0;i<O;i++)this.chars.push(new e);this.logger=t,this.pos=0,this.currPenState=new l}var r=n.prototype;return r.equals=function(i){for(var m=!0,g=0;g<O;g++)if(!this.chars[g].equals(i.chars[g])){m=!1;break}return m},r.copy=function(i){for(var m=0;m<O;m++)this.chars[m].copy(i.chars[m])},r.isEmpty=function(){for(var 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Skipping it!");return}this.chars[this.pos].setChar(m,this.currPenState),this.moveCursor(1)},r.clearFromPos=function(i){var m;for(m=i;m<O;m++)this.chars[m].reset()},r.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},r.clearToEndOfRow=function(){this.clearFromPos(this.pos)},r.getTextString=function(){for(var i=[],m=!0,g=0;g<O;g++){var b=this.chars[g].uchar;b!==" "&&(m=!1),i.push(b)}return m?"":i.join("")},r.setPenStyles=function(i){this.currPenState.setStyles(i);var m=this.chars[this.pos];m.setPenState(this.currPenState)},n}(),a=function(){function n(t){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var i=0;i<w;i++)this.rows.push(new o(t));this.logger=t,this.currRow=w-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var r=n.prototype;return r.reset=function(){for(var i=0;i<w;i++)this.rows[i].clear();this.currRow=w-1},r.equals=function(i){for(var m=!0,g=0;g<w;g++)if(!this.rows[g].equals(i.rows[g])){m=!1;break}return m},r.copy=function(i){for(var m=0;m<w;m++)this.rows[m].copy(i.rows[m])},r.isEmpty=function(){for(var i=!0,m=0;m<w;m++)if(!this.rows[m].isEmpty()){i=!1;break}return i},r.backSpace=function(){var i=this.rows[this.currRow];i.backSpace()},r.clearToEndOfRow=function(){var i=this.rows[this.currRow];i.clearToEndOfRow()},r.insertChar=function(i){var m=this.rows[this.currRow];m.insertChar(i)},r.setPen=function(i){var m=this.rows[this.currRow];m.setPenStyles(i)},r.moveCursor=function(i){var m=this.rows[this.currRow];m.moveCursor(i)},r.setCursor=function(i){this.logger.log(y.INFO,"setCursor: "+i);var m=this.rows[this.currRow];m.setCursor(i)},r.setPAC=function(i){this.logger.log(y.INFO,"pacData = "+JSON.stringify(i));var m=i.row-1;if(this.nrRollUpRows&&m<this.nrRollUpRows-1&&(m=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==m){for(var g=0;g<w;g++)this.rows[g].clear();var b=this.currRow+1-this.nrRollUpRows,L=this.lastOutputScreen;if(L){var R=L.rows[b].cueStartTime,I=this.logger.time;if(R&&I!==null&&R<I)for(var k=0;k<this.nrRollUpRows;k++)this.rows[m-this.nrRollUpRows+k+1].copy(L.rows[b+k])}}this.currRow=m;var j=this.rows[this.currRow];if(i.indent!==null){var z=i.indent,H=Math.max(z-1,0);j.setCursor(i.indent),i.color=j.chars[H].penState.foreground}var Q={foreground:i.color,underline:i.underline,italics:i.italics,background:"black",flash:!1};this.setPen(Q)},r.setBkgData=function(i){this.logger.log(y.INFO,"bkgData = "+JSON.stringify(i)),this.backSpace(),this.setPen(i),this.insertChar(32)},r.setRollUpRows=function(i){this.nrRollUpRows=i},r.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(y.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(y.TEXT,this.getDisplayText());var i=this.currRow+1-this.nrRollUpRows,m=this.rows.splice(i,1)[0];m.clear(),this.rows.splice(this.currRow,0,m),this.logger.log(y.INFO,"Rolling up")},r.getDisplayText=function(i){i=i||!1;for(var m=[],g="",b=-1,L=0;L<w;L++){var R=this.rows[L].getTextString();R&&(b=L+1,i?m.push("Row "+b+": '"+R+"'"):m.push(R.trim()))}return m.length>0&&(i?g="["+m.join(" | ")+"]":g=m.join(`
`)),g},r.getTextAndFormat=function(){return this.rows},n}(),c=function(){function n(t,i,m){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=t,this.outputFilter=i,this.mode=null,this.verbose=0,this.displayedMemory=new a(m),this.nonDisplayedMemory=new a(m),this.lastOutputScreen=new a(m),this.currRollUpRow=this.displayedMemory.rows[w-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=m}var r=n.prototype;return r.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[w-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},r.getHandler=function(){return this.outputFilter},r.setHandler=function(i){this.outputFilter=i},r.setPAC=function(i){this.writeScreen.setPAC(i)},r.setBkgData=function(i){this.writeScreen.setBkgData(i)},r.setMode=function(i){if(i===this.mode)return;this.mode=i,this.logger.log(y.INFO,"MODE="+i),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=i},r.insertChars=function(i){for(var m=0;m<i.length;m++)this.writeScreen.insertChar(i[m]);var g=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(y.INFO,g+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(y.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},r.ccRCL=function(){this.logger.log(y.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},r.ccBS=function(){if(this.logger.log(y.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},r.ccAOF=function(){},r.ccAON=function(){},r.ccDER=function(){this.logger.log(y.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},r.ccRU=function(i){this.logger.log(y.INFO,"RU("+i+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(i)},r.ccFON=function(){this.logger.log(y.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},r.ccRDC=function(){this.logger.log(y.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},r.ccTR=function(){this.logger.log(y.INFO,"TR"),this.setMode("MODE_TEXT")},r.ccRTD=function(){this.logger.log(y.INFO,"RTD"),this.setMode("MODE_TEXT")},r.ccEDM=function(){this.logger.log(y.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},r.ccCR=function(){this.logger.log(y.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},r.ccENM=function(){this.logger.log(y.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},r.ccEOC=function(){if(this.logger.log(y.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var i=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=i,this.writeScreen=this.nonDisplayedMemory,this.logger.log(y.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},r.ccTO=function(i){this.logger.log(y.INFO,"TO("+i+") - Tab Offset"),this.writeScreen.moveCursor(i)},r.ccMIDROW=function(i){var m={flash:!1};if(m.underline=i%2===1,m.italics=i>=46,m.italics)m.foreground="white";else{var g=Math.floor(i/2)-16,b=["white","green","blue","cyan","red","yellow","magenta"];m.foreground=b[g]}this.logger.log(y.INFO,"MIDROW: "+JSON.stringify(m)),this.writeScreen.setPen(m)},r.outputDataUpdate=function(i){i===void 0&&(i=!1);var m=this.logger.time;if(m===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=m:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,m,this.lastOutputScreen),i&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:m),this.lastOutputScreen.copy(this.displayedMemory))},r.cueSplitAtTime=function(i){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,i,this.displayedMemory),this.cueStartTime=i))},n}(),d=function(){function n(t,i,m){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var g=new v;this.channels=[null,new c(t,i,g),new c(t+1,m,g)],this.cmdHistory=u(),this.logger=g}var r=n.prototype;return r.getHandler=function(i){return this.channels[i].getHandler()},r.setHandler=function(i,m){this.channels[i].setHandler(m)},r.addData=function(i,m){var g,b,L,R=!1;this.logger.time=i;for(var I=0;I<m.length;I+=2){if(b=m[I]&127,L=m[I+1]&127,b===0&&L===0)continue;if(this.logger.log(y.DATA,"["+h([m[I],m[I+1]])+"] -> ("+h([b,L])+")"),g=this.parseCmd(b,L),g||(g=this.parseMidrow(b,L)),g||(g=this.parsePAC(b,L)),g||(g=this.parseBackgroundAttributes(b,L)),!g&&(R=this.parseChars(b,L),R)){var k=this.currentChannel;if(k&&k>0){var j=this.channels[k];j.insertChars(R)}else this.logger.log(y.WARNING,"No channel found yet. TEXT-MODE?")}!g&&!R&&this.logger.log(y.WARNING,"Couldn't parse cleaned data "+h([b,L])+" orig: "+h([m[I],m[I+1]]))}},r.parseCmd=function(i,m){var g=this.cmdHistory,b=(i===20||i===28||i===21||i===29)&&m>=32&&m<=47,L=(i===23||i===31)&&m>=33&&m<=35;if(!(b||L))return!1;if(f(i,m,g))return s(null,null,g),this.logger.log(y.DEBUG,"Repeated command ("+h([i,m])+") is dropped"),!0;var R=i===20||i===21||i===23?1:2,I=this.channels[R];return i===20||i===21||i===28||i===29?m===32?I.ccRCL():m===33?I.ccBS():m===34?I.ccAOF():m===35?I.ccAON():m===36?I.ccDER():m===37?I.ccRU(2):m===38?I.ccRU(3):m===39?I.ccRU(4):m===40?I.ccFON():m===41?I.ccRDC():m===42?I.ccTR():m===43?I.ccRTD():m===44?I.ccEDM():m===45?I.ccCR():m===46?I.ccENM():m===47&&I.ccEOC():I.ccTO(m-32),s(i,m,g),this.currentChannel=R,!0},r.parseMidrow=function(i,m){var g=0;if((i===17||i===25)&&m>=32&&m<=47){if(i===17?g=1:g=2,g!==this.currentChannel)return this.logger.log(y.ERROR,"Mismatch channel in midrow parsing"),!1;var b=this.channels[g];return b?(b.ccMIDROW(m),this.logger.log(y.DEBUG,"MIDROW ("+h([i,m])+")"),!0):!1}return!1},r.parsePAC=function(i,m){var g,b=this.cmdHistory,L=(i>=17&&i<=23||i>=25&&i<=31)&&m>=64&&m<=127,R=(i===16||i===24)&&m>=64&&m<=95;if(!(L||R))return!1;if(f(i,m,b))return s(null,null,b),!0;var I=i<=23?1:2;m>=64&&m<=95?g=I===1?A[i]:p[i]:g=I===1?S[i]:E[i];var k=this.channels[I];return k?(k.setPAC(this.interpretPAC(g,m)),s(i,m,b),this.currentChannel=I,!0):!1},r.interpretPAC=function(i,m){var g,b={color:null,italics:!1,indent:null,underline:!1,row:i};return m>95?g=m-96:g=m-64,b.underline=(g&1)===1,g<=13?b.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(g/2)]:g<=15?(b.italics=!0,b.color="white"):b.indent=Math.floor((g-16)/2)*4,b},r.parseChars=function(i,m){var g,b=null,L=null;if(i>=25?(g=2,L=i-8):(g=1,L=i),L>=17&&L<=19){var R;L===17?R=m+80:L===18?R=m+112:R=m+144,this.logger.log(y.INFO,"Special char '"+D(R)+"' in channel "+g),b=[R]}else i>=32&&i<=127&&(b=m===0?[i]:[i,m]);if(b){var I=h(b);this.logger.log(y.DEBUG,"Char codes =  "+I.join(",")),s(i,m,this.cmdHistory)}return b},r.parseBackgroundAttributes=function(i,m){var g=(i===16||i===24)&&m>=32&&m<=47,b=(i===23||i===31)&&m>=45&&m<=47;if(!(g||b))return!1;var L,R={};i===16||i===24?(L=Math.floor((m-32)/2),R.background=T[L],m%2===1&&(R.background=R.background+"_semi")):m===45?R.background="transparent":(R.foreground="black",m===47&&(R.underline=!0));var I=i<=23?1:2,k=this.channels[I];return k.setBkgData(R),s(i,m,this.cmdHistory),!0},r.reset=function(){for(var i=0;i<Object.keys(this.channels).length;i++){var m=this.channels[i];m&&m.reset()}this.cmdHistory=u()},r.cueSplitAtTime=function(i){for(var m=0;m<this.channels.length;m++){var g=this.channels[m];g&&g.cueSplitAtTime(i)}},n}();function s(n,r,t){t.a=n,t.b=r}function f(n,r,t){return t.a===n&&t.b===r}function u(){return{a:null,b:null}}M.default=d},"./src/utils/codecs.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"isCodecType",function(){return C}),x.d(M,"isCodecSupportedInMp4",function(){return D});var P={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function C(w,O){var A=P[O];return!!A&&A[w.slice(0,4)]===!0}function D(w,O){return MediaSource.isTypeSupported((O||"video")+'/mp4;codecs="'+w+'"')}},"./src/utils/cues.ts":function(ie,M,x){"use strict";x.r(M);var P=x("./src/utils/vttparser.ts"),C=x("./src/utils/webvtt-parser.ts"),D=x("./src/utils/texttrack-utils.ts"),w=/\s/,O={newCue:function(S,p,E,T){for(var y=[],v,h,l,e,o,a=self.VTTCue||self.TextTrackCue,c=0;c<T.rows.length;c++)if(v=T.rows[c],l=!0,e=0,o="",!v.isEmpty()){for(var d=0;d<v.chars.length;d++)w.test(v.chars[d].uchar)&&l?e++:(o+=v.chars[d].uchar,l=!1);v.cueStartTime=p,p===E&&(E+=1e-4),e>=16?e--:e++;var s=Object(P.fixLineBreaks)(o.trim()),f=Object(C.generateCueId)(p,E,s);(!S||!S.cues||!S.cues.getCueById(f))&&(h=new a(p,E,s),h.id=f,h.line=c+1,h.align="left",h.position=10+Math.min(80,Math.floor(e*8/32)*10),y.push(h))}return S&&y.length&&(y.sort(function(u,n){return u.line==="auto"||n.line==="auto"?0:u.line>8&&n.line>8?n.line-u.line:u.line-n.line}),y.forEach(function(u){return Object(D.addCueToTrack)(S,u)})),y}};M.default=O},"./src/utils/discontinuities.ts":function(ie,M,x){"use strict";x.r(M),x.d(M,"findFirstFragWithCC",function(){return w}),x.d(M,"shouldAlignOnDiscontinuities",function(){return O}),x.d(M,"findDiscontinuousReferenceFrag",function(){return A}),x.d(M,"adjustSlidingStart",function(){return p}),x.d(M,"alignStream",function(){return E}),x.d(M,"alignPDT",function(){return y}),x.d(M,"alignFragmentByPDTDelta",function(){return v}),x.d(M,"alignMediaPlaylistByPDT",function(){return h});var P=x("./src/polyfills/number.ts"),C=x("./src/utils/logger.ts"),D=x("./src/controller/level-helper.ts");function w(l,e){for(var o=null,a=0,c=l.length;a<c;a++){var d=l[a];if(d&&d.cc===e){o=d;break}}return o}function O(l,e,o){return!!(e.details&&(o.endCC>o.startCC||l&&l.cc<o.startCC))}function A(l,e){var o=l.fragments,a=e.fragments;if(!a.length||!o.length){C.logger.log("No fragments to align");return}var c=w(o,a[0].cc);if(!c||c&&!c.startPTS){C.logger.log("No frag in previous level to align on");return}return c}function S(l,e){if(l){var o=l.start+e;l.start=l.startPTS=o,l.endPTS=o+l.duration}}function p(l,e){for(var o=e.fragments,a=0,c=o.length;a<c;a++)S(o[a],l);e.fragmentHint&&S(e.fragmentHint,l),e.alignedSliding=!0}function 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