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0,debug:!1,capLevelOnFPSDrop:!1,capLevelToPlayerSize:!1,initialLiveManifestSize:1,maxBufferLength:30,backBufferLength:Infinity,maxBufferSize:60*1e3*1e3,maxBufferHole:.1,highBufferWatchdogPeriod:2,nudgeOffset:.1,nudgeMaxRetry:3,maxFragLookUpTolerance:.25,liveSyncDurationCount:3,liveMaxLatencyDurationCount:Infinity,liveSyncDuration:void 0,liveMaxLatencyDuration:void 0,maxLiveSyncPlaybackRate:1,liveDurationInfinity:!1,liveBackBufferLength:null,maxMaxBufferLength:600,enableWorker:!0,enableSoftwareAES:!0,manifestLoadingTimeOut:1e4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1e3,manifestLoadingMaxRetryTimeout:64e3,startLevel:void 0,levelLoadingTimeOut:1e4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1e3,levelLoadingMaxRetryTimeout:64e3,fragLoadingTimeOut:2e4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1e3,fragLoadingMaxRetryTimeout:64e3,startFragPrefetch:!1,fpsDroppedMonitoringPeriod:5e3,fpsDroppedMonitoringThreshold:.2,appendErrorMaxRetry:3,loader:v.default,fLoader:void 0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:I.default,bufferController:_.default,capLevelController:y.default,fpsController:T.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:t.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},l()),{},{subtitleStreamController:L.SubtitleStreamController,subtitleTrackController:R.default,timelineController:C.TimelineController,audioStreamController:D.default,audioTrackController:E.default,emeController:O.default,cmcdController:x.default});function l(){return{cueHandler:d.default,enableCEA708Captions:!0,enableWebVTT:!0,enableIMSC1:!0,captionsTextTrack1Label:"English",captionsTextTrack1LanguageCode:"en",captionsTextTrack2Label:"Spanish",captionsTextTrack2LanguageCode:"es",captionsTextTrack3Label:"Unknown CC",captionsTextTrack3LanguageCode:"",captionsTextTrack4Label:"Unknown CC",captionsTextTrack4LanguageCode:"",renderTextTracksNatively:!0}}function a(e,n){if((n.liveSyncDurationCount||n.liveMaxLatencyDurationCount)&&(n.liveSyncDuration||n.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");if(n.liveMaxLatencyDurationCount!==void 0&&(n.liveSyncDurationCount===void 0||n.liveMaxLatencyDurationCount<=n.liveSyncDurationCount))throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be greater than "liveSyncDurationCount"');if(n.liveMaxLatencyDuration!==void 0&&(n.liveSyncDuration===void 0||n.liveMaxLatencyDuration<=n.liveSyncDuration))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be greater than "liveSyncDuration"');return i({},e,n)}function r(e){var n=e.loader;if(n!==g.default&&n!==v.default)o.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),e.progressive=!1;else{var c=Object(g.fetchSupported)();c&&(e.loader=g.default,e.progressive=!0,e.enableSoftwareAES=!0,o.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/polyfills/number.ts"),D=S("./src/utils/ewma-bandwidth-estimator.ts"),E=S("./src/events.ts"),L=S("./src/utils/buffer-helper.ts"),R=S("./src/errors.ts"),_=S("./src/types/loader.ts"),C=S("./src/utils/logger.ts");function y(x,v){for(var g=0;g<v.length;g++){var d=v[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(x,d.key,d)}}function T(x,v,g){return v&&y(x.prototype,v),g&&y(x,g),x}var O=function(){function x(g){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=g;var d=g.config;this.bwEstimator=new D.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var v=x.prototype;return v.registerListeners=function(){var d=this.hls;d.on(E.Events.FRAG_LOADING,this.onFragLoading,this),d.on(E.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(E.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(E.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(E.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){var d=this.hls;d.off(E.Events.FRAG_LOADING,this.onFragLoading,this),d.off(E.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(E.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(E.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(E.Events.ERROR,this.onError,this)},v.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},v.onFragLoading=function(d,t){var o=t.frag;if(o.type===_.PlaylistLevelType.MAIN&&!this.timer){var i;this.fragCurrent=o,this.partCurrent=(i=t.part)!=null?i:null,this.timer=self.setInterval(this.onCheck,100)}},v.onLevelLoaded=function(d,t){var o=this.hls.config;t.details.live?this.bwEstimator.update(o.abrEwmaSlowLive,o.abrEwmaFastLive):this.bwEstimator.update(o.abrEwmaSlowVoD,o.abrEwmaFastVoD)},v._abandonRulesCheck=function(){var d=this.fragCurrent,t=this.partCurrent,o=this.hls,i=o.autoLevelEnabled,p=o.config,f=o.media;if(!d||!f)return;var s=t?t.stats:d.stats,m=t?t.duration:d.duration;if(s.aborted){C.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!i||f.paused||!f.playbackRate||!f.readyState)return;var l=performance.now()-s.loading.start,a=Math.abs(f.playbackRate);if(l<=500*m/a)return;var r=o.levels,e=o.minAutoLevel,n=r[d.level],c=s.total||Math.max(s.loaded,Math.round(m*n.maxBitrate/8)),h=Math.max(1,s.bwEstimate?s.bwEstimate/8:s.loaded*1e3/l),u=(c-s.loaded)/h,b=f.currentTime,A=(L.BufferHelper.bufferInfo(f,b,p.maxBufferHole).end-b)/a;if(A>=2*m/a||u<=A)return;var P=Number.POSITIVE_INFINITY,w;for(w=d.level-1;w>e;w--){var U=r[w].maxBitrate;if(P=m*U/(8*.8*h),P<A)break}if(P>=u)return;var N=this.bwEstimator.getEstimate();C.logger.warn("Fragment "+d.sn+(t?" part "+t.index:"")+" of level "+d.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+w+`
Current BW estimate: `+(Object(I.isFiniteNumber)(N)?(N/1024).toFixed(3):"Unknown")+` Kb/s
Estimated load time for current fragment: `+u.toFixed(3)+` s
Estimated load time for the next fragment: `+P.toFixed(3)+` s
Time to underbuffer: `+A.toFixed(3)+" s"),o.nextLoadLevel=w,this.bwEstimator.sample(l,s.loaded),this.clearTimer(),d.loader&&(this.fragCurrent=this.partCurrent=null,d.loader.abort()),o.trigger(E.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:d,part:t,stats:s})},v.onFragLoaded=function(d,t){var o=t.frag,i=t.part;if(o.type===_.PlaylistLevelType.MAIN&&Object(I.isFiniteNumber)(o.sn)){var p=i?i.stats:o.stats,f=i?i.duration:o.duration;if(this.clearTimer(),this.lastLoadedFragLevel=o.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var s=this.hls.levels[o.level],m=(s.loaded?s.loaded.bytes:0)+p.loaded,l=(s.loaded?s.loaded.duration:0)+f;s.loaded={bytes:m,duration:l},s.realBitrate=Math.round(8*m/l)}if(o.bitrateTest){var a={stats:p,frag:o,part:i,id:o.type};this.onFragBuffered(E.Events.FRAG_BUFFERED,a),o.bitrateTest=!1}}},v.onFragBuffered=function(d,t){var o=t.frag,i=t.part,p=i?i.stats:o.stats;if(p.aborted)return;if(o.type!==_.PlaylistLevelType.MAIN||o.sn==="initSegment")return;var f=p.parsing.end-p.loading.start;this.bwEstimator.sample(f,p.loaded),p.bwEstimate=this.bwEstimator.getEstimate(),o.bitrateTest?this.bitrateTestDelay=f/1e3:this.bitrateTestDelay=0},v.onError=function(d,t){switch(t.details){case R.ErrorDetails.FRAG_LOAD_ERROR:case R.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},v.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},v.getNextABRAutoLevel=function(){var d=this.fragCurrent,t=this.partCurrent,o=this.hls,i=o.maxAutoLevel,p=o.config,f=o.minAutoLevel,s=o.media,m=t?t.duration:d?d.duration:0,l=s?s.currentTime:0,a=s&&s.playbackRate!==0?Math.abs(s.playbackRate):1,r=this.bwEstimator?this.bwEstimator.getEstimate():p.abrEwmaDefaultEstimate,e=(L.BufferHelper.bufferInfo(s,l,p.maxBufferHole).end-l)/a,n=this.findBestLevel(r,f,i,e,p.abrBandWidthFactor,p.abrBandWidthUpFactor);if(n>=0)return n;C.logger.trace((e?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var c=m?Math.min(m,p.maxStarvationDelay):p.maxStarvationDelay,h=p.abrBandWidthFactor,u=p.abrBandWidthUpFactor;if(!e){var b=this.bitrateTestDelay;if(b){var A=m?Math.min(m,p.maxLoadingDelay):p.maxLoadingDelay;c=A-b,C.logger.trace("bitrate test took "+Math.round(1e3*b)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*c)+" ms"),h=u=1}}return n=this.findBestLevel(r,f,i,e+c,h,u),Math.max(n,0)},v.findBestLevel=function(d,t,o,i,p,f){for(var s,m=this.fragCurrent,l=this.partCurrent,a=this.lastLoadedFragLevel,r=this.hls.levels,e=r[a],n=!!(e!=null&&(s=e.details)!==null&&s!==void 0&&s.live),c=e==null?void 0:e.codecSet,h=l?l.duration:m?m.duration:0,u=o;u>=t;u--){var b=r[u];if(!b||c&&b.codecSet!==c)continue;var A=b.details,P=(l?A==null?void 0:A.partTarget:A==null?void 0:A.averagetargetduration)||h,w=void 0;u<=a?w=p*d:w=f*d;var U=r[u].maxBitrate,N=U*P/w;if(C.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+u+"/"+Math.round(w)+"/"+U+"/"+P+"/"+i+"/"+N),w>U&&(!N||n&&!this.bitrateTestDelay||N<i))return u}return-1},T(x,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,t=this.bwEstimator;if(d!==-1&&(!t||!t.canEstimate()))return d;var o=this.getNextABRAutoLevel();return d!==-1&&(o=Math.min(d,o)),o},set:function(d){this._nextAutoLevel=d}}]),x}();M.default=O},"./src/controller/audio-stream-controller.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/polyfills/number.ts"),D=S("./src/controller/base-stream-controller.ts"),E=S("./src/events.ts"),L=S("./src/utils/buffer-helper.ts"),R=S("./src/controller/fragment-tracker.ts"),_=S("./src/types/level.ts"),C=S("./src/types/loader.ts"),y=S("./src/loader/fragment.ts"),T=S("./src/demux/chunk-cache.ts"),O=S("./src/demux/transmuxer-interface.ts"),x=S("./src/types/transmuxer.ts"),v=S("./src/controller/fragment-finders.ts"),g=S("./src/utils/discontinuities.ts"),d=S("./src/errors.ts"),t=S("./src/utils/logger.ts");function o(){return o=Object.assign||function(m){for(var l=1;l<arguments.length;l++){var a=arguments[l];for(var r in a)Object.prototype.hasOwnProperty.call(a,r)&&(m[r]=a[r])}return m},o.apply(this,arguments)}function i(m,l){m.prototype=Object.create(l.prototype),m.prototype.constructor=m,p(m,l)}function p(m,l){return p=Object.setPrototypeOf||function(r,e){return r.__proto__=e,r},p(m,l)}var f=100,s=function(m){i(l,m);function l(r,e){var n;return n=m.call(this,r,e,"[audio-stream-controller]")||this,n.videoBuffer=null,n.videoTrackCC=-1,n.waitingVideoCC=-1,n.audioSwitch=!1,n.trackId=-1,n.waitingData=null,n.mainDetails=null,n.bufferFlushed=!1,n._registerListeners(),n}var a=l.prototype;return a.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},a._registerListeners=function(){var e=this.hls;e.on(E.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(E.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(E.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(E.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(E.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.on(E.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(E.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.on(E.Events.ERROR,this.onError,this),e.on(E.Events.BUFFER_RESET,this.onBufferReset,this),e.on(E.Events.BUFFER_CREATED,this.onBufferCreated,this),e.on(E.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(E.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.on(E.Events.FRAG_BUFFERED,this.onFragBuffered,this)},a._unregisterListeners=function(){var e=this.hls;e.off(E.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(E.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(E.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(E.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(E.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),e.off(E.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(E.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),e.off(E.Events.ERROR,this.onError,this),e.off(E.Events.BUFFER_RESET,this.onBufferReset,this),e.off(E.Events.BUFFER_CREATED,this.onBufferCreated,this),e.off(E.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(E.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),e.off(E.Events.FRAG_BUFFERED,this.onFragBuffered,this)},a.onInitPtsFound=function(e,n){var c=n.frag,h=n.id,u=n.initPTS;if(h==="main"){var b=c.cc;this.initPTS[c.cc]=u,this.log("InitPTS for cc: "+b+" found from main: "+u),this.videoTrackCC=b,this.state===D.State.WAITING_INIT_PTS&&this.tick()}},a.startLoad=function(e){if(!this.levels){this.startPosition=e,this.state=D.State.STOPPED;return}var n=this.lastCurrentTime;this.stopLoad(),this.setInterval(f),this.fragLoadError=0,n>0&&e===-1?(this.log("Override startPosition with lastCurrentTime @"+n.toFixed(3)),this.state=D.State.IDLE):(this.loadedmetadata=!1,this.state=D.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()},a.doTick=function(){switch(this.state){case D.State.IDLE:this.doTickIdle();break;case D.State.WAITING_TRACK:{var e,n=this.levels,c=this.trackId,h=n==null||((e=n[c])===null||e===void 0)?void 0:e.details;if(h){if(this.waitForCdnTuneIn(h))break;this.state=D.State.WAITING_INIT_PTS}break}case D.State.FRAG_LOADING_WAITING_RETRY:{var u,b=performance.now(),A=this.retryDate;(!A||b>=A||(u=this.media)!==null&&u!==void 0&&u.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=D.State.IDLE);break}case D.State.WAITING_INIT_PTS:{var P=this.waitingData;if(P){var w=P.frag,U=P.part,N=P.cache,F=P.complete;if(this.initPTS[w.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=D.State.FRAG_LOADING;var K=N.flush(),$={frag:w,part:U,payload:K,networkDetails:null};this._handleFragmentLoadProgress($),F&&m.prototype._handleFragmentLoadComplete.call(this,$)}else if(this.videoTrackCC!==this.waitingVideoCC)t.logger.log("Waiting fragment cc ("+w.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var X=this.getLoadPosition(),oe=L.BufferHelper.bufferInfo(this.mediaBuffer,X,this.config.maxBufferHole),pe=Object(v.fragmentWithinToleranceTest)(oe.end,this.config.maxFragLookUpTolerance,w);pe<0&&(t.logger.log("Waiting fragment cc ("+w.cc+") @ "+w.start+" cancelled because another fragment at "+oe.end+" is needed"),this.clearWaitingFragment())}}else this.state=D.State.IDLE}}this.onTickEnd()},a.clearWaitingFragment=function(){var e=this.waitingData;e&&(this.fragmentTracker.removeFragment(e.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=D.State.IDLE)},a.onTickEnd=function(){var e=this.media;if(!e||!e.readyState)return;var n=this.mediaBuffer?this.mediaBuffer:e,c=n.buffered;!this.loadedmetadata&&c.length&&(this.loadedmetadata=!0),this.lastCurrentTime=e.currentTime},a.doTickIdle=function(){var e,n,c=this.hls,h=this.levels,u=this.media,b=this.trackId,A=c.config;if(!h||!h[b])return;if(!u&&(this.startFragRequested||!A.startFragPrefetch))return;var P=h[b],w=P.details;if(!w||w.live&&this.levelLastLoaded!==b||this.waitForCdnTuneIn(w)){this.state=D.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,y.ElementaryStreamTypes.AUDIO,C.PlaylistLevelType.AUDIO));var U=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,C.PlaylistLevelType.AUDIO);if(U===null)return;var N=U.len,F=this.getMaxBufferLength(),K=this.audioSwitch;if(N>=F&&!K)return;if(!K&&this._streamEnded(U,w)){c.trigger(E.Events.BUFFER_EOS,{type:"audio"}),this.state=D.State.ENDED;return}var $=w.fragments,X=$[0].start,oe=U.end;if(K){var pe=this.getLoadPosition();oe=pe,w.PTSKnown&&pe<X&&((U.end>X||U.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),u.currentTime=X+.05))}var ee=this.getNextFragment(oe,w);if(!ee){this.bufferFlushed=!0;return}((e=ee.decryptdata)===null||e===void 0?void 0:e.keyFormat)==="identity"&&!((n=ee.decryptdata)!==null&&n!==void 0&&n.key)?this.loadKey(ee,w):this.loadFragment(ee,w,oe)},a.getMaxBufferLength=function(){var e=m.prototype.getMaxBufferLength.call(this),n=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,C.PlaylistLevelType.MAIN);return n===null?e:Math.max(e,n.len)},a.onMediaDetaching=function(){this.videoBuffer=null,m.prototype.onMediaDetaching.call(this)},a.onAudioTracksUpdated=function(e,n){var c=n.audioTracks;this.resetTransmuxer(),this.levels=c.map(function(h){return new _.Level(h)})},a.onAudioTrackSwitching=function(e,n){var c=!!n.url;this.trackId=n.id;var h=this.fragCurrent;h!=null&&h.loader&&h.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),c?this.setInterval(f):this.resetTransmuxer(),c?(this.audioSwitch=!0,this.state=D.State.IDLE):this.state=D.State.STOPPED,this.tick()},a.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},a.onLevelLoaded=function(e,n){this.mainDetails=n.details},a.onAudioTrackLoaded=function(e,n){var c,h=this.levels,u=n.details,b=n.id;if(!h){this.warn("Audio tracks were reset while loading level "+b);return}this.log("Track "+b+" loaded ["+u.startSN+","+u.endSN+"],duration:"+u.totalduration);var A=h[b],P=0;if(u.live||(c=A.details)!==null&&c!==void 0&&c.live){var w=this.mainDetails;if(u.fragments[0]||(u.deltaUpdateFailed=!0),u.deltaUpdateFailed||!w)return;!A.details&&u.hasProgramDateTime&&w.hasProgramDateTime?(Object(g.alignMediaPlaylistByPDT)(u,w),P=u.fragments[0].start):P=this.alignPlaylists(u,A.details)}A.details=u,this.levelLastLoaded=b,!this.startFragRequested&&(this.mainDetails||!u.live)&&this.setStartPosition(A.details,P),this.state===D.State.WAITING_TRACK&&!this.waitForCdnTuneIn(u)&&(this.state=D.State.IDLE),this.tick()},a._handleFragmentLoadProgress=function(e){var n,c=e.frag,h=e.part,u=e.payload,b=this.config,A=this.trackId,P=this.levels;if(!P){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+c.sn+" of level "+c.level+" will not be buffered");return}var w=P[A];console.assert(w,"Audio track is defined on fragment load progress");var U=w.details;console.assert(U,"Audio track details are defined on fragment load progress");var N=b.defaultAudioCodec||w.audioCodec||"mp4a.40.2",F=this.transmuxer;F||(F=this.transmuxer=new O.default(this.hls,C.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var K=this.initPTS[c.cc],$=(n=c.initSegment)===null||n===void 0?void 0:n.data;if(K!==void 0){var X=!1,oe=h?h.index:-1,pe=oe!==-1,ee=new x.ChunkMetadata(c.level,c.sn,c.stats.chunkCount,u.byteLength,oe,pe);F.push(u,$,N,"",c,h,U.totalduration,X,ee,K)}else{t.logger.log("Unknown video PTS for cc "+c.cc+", waiting for video PTS before demuxing audio frag "+c.sn+" of ["+U.startSN+" ,"+U.endSN+"],track "+A);var de=this.waitingData=this.waitingData||{frag:c,part:h,cache:new T.default,complete:!1},le=de.cache;le.push(new Uint8Array(u)),this.waitingVideoCC=this.videoTrackCC,this.state=D.State.WAITING_INIT_PTS}},a._handleFragmentLoadComplete=function(e){if(this.waitingData){this.waitingData.complete=!0;return}m.prototype._handleFragmentLoadComplete.call(this,e)},a.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},a.onBufferCreated=function(e,n){var c=n.tracks.audio;c&&(this.mediaBuffer=c.buffer),n.tracks.video&&(this.videoBuffer=n.tracks.video.buffer)},a.onFragBuffered=function(e,n){var c=n.frag,h=n.part;if(c.type!==C.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(c)){this.warn("Fragment "+c.sn+(h?" p: "+h.index:"")+" of level "+c.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}c.sn!=="initSegment"&&(this.fragPrevious=c,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(E.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(c,h)},a.onError=function(e,n){switch(n.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:this.onFragmentOrKeyLoadError(C.PlaylistLevelType.AUDIO,n);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==D.State.ERROR&&this.state!==D.State.STOPPED&&(this.state=n.fatal?D.State.ERROR:D.State.IDLE,this.warn(n.details+" while loading frag, switching to "+this.state+" state"));break;case d.ErrorDetails.BUFFER_FULL_ERROR:if(n.parent==="audio"&&(this.state===D.State.PARSING||this.state===D.State.PARSED)){var c=!0,h=this.getFwdBufferInfo(this.mediaBuffer,C.PlaylistLevelType.AUDIO);h&&h.len>.5&&(c=!this.reduceMaxBufferLength(h.len)),c&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,m.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},a.onBufferFlushed=function(e,n){var c=n.type;c===y.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},a._handleTransmuxComplete=function(e){var n,c="audio",h=this.hls,u=e.remuxResult,b=e.chunkMeta,A=this.getCurrentContext(b);if(!A){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 P=A.frag,w=A.part,U=u.audio,N=u.text,F=u.id3,K=u.initSegment;if(this.fragContextChanged(P))return;if(this.state=D.State.PARSING,this.audioSwitch&&U&&this.completeAudioSwitch(),K!=null&&K.tracks&&(this._bufferInitSegment(K.tracks,P,b),h.trigger(E.Events.FRAG_PARSING_INIT_SEGMENT,{frag:P,id:c,tracks:K.tracks})),U){var $=U.startPTS,X=U.endPTS,oe=U.startDTS,pe=U.endDTS;w&&(w.elementaryStreams[y.ElementaryStreamTypes.AUDIO]={startPTS:$,endPTS:X,startDTS:oe,endDTS:pe}),P.setElementaryStreamInfo(y.ElementaryStreamTypes.AUDIO,$,X,oe,pe),this.bufferFragmentData(U,P,w,b)}if(F!=null&&(n=F.samples)!==null&&n!==void 0&&n.length){var ee=o({frag:P,id:c},F);h.trigger(E.Events.FRAG_PARSING_METADATA,ee)}if(N){var de=o({frag:P,id:c},N);h.trigger(E.Events.FRAG_PARSING_USERDATA,de)}},a._bufferInitSegment=function(e,n,c){if(this.state!==D.State.PARSING)return;e.video&&delete e.video;var h=e.audio;if(!h)return;h.levelCodec=h.codec,h.id="audio",this.log("Init audio buffer, container:"+h.container+", codecs[parsed]=["+h.codec+"]"),this.hls.trigger(E.Events.BUFFER_CODECS,e);var u=h.initSegment;if(u!=null&&u.byteLength){var b={type:"audio",frag:n,part:null,chunkMeta:c,parent:n.type,data:u};this.hls.trigger(E.Events.BUFFER_APPENDING,b)}this.tick()},a.loadFragment=function(e,n,c){var h=this.fragmentTracker.getState(e);this.fragCurrent=e,(this.audioSwitch||h===R.FragmentState.NOT_LOADED||h===R.FragmentState.PARTIAL)&&(e.sn==="initSegment"?this._loadInitSegment(e):n.live&&!Object(I.isFiniteNumber)(this.initPTS[e.cc])?(this.log("Waiting for video PTS in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackId),this.state=D.State.WAITING_INIT_PTS):(this.startFragRequested=!0,m.prototype.loadFragment.call(this,e,n,c)))},a.completeAudioSwitch=function(){var e=this.hls,n=this.media,c=this.trackId;n&&(this.log("Switching audio track : flushing all audio"),m.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,e.trigger(E.Events.AUDIO_TRACK_SWITCHED,{id:c})},l}(D.default);M.default=s},"./src/controller/audio-track-controller.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/events.ts"),D=S("./src/errors.ts"),E=S("./src/controller/base-playlist-controller.ts"),L=S("./src/types/loader.ts");function R(O,x){for(var v=0;v<x.length;v++){var g=x[v];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(O,g.key,g)}}function _(O,x,v){return x&&R(O.prototype,x),v&&R(O,v),O}function C(O,x){O.prototype=Object.create(x.prototype),O.prototype.constructor=O,y(O,x)}function y(O,x){return y=Object.setPrototypeOf||function(g,d){return g.__proto__=d,g},y(O,x)}var T=function(O){C(x,O);function x(g){var d;return d=O.call(this,g,"[audio-track-controller]")||this,d.tracks=[],d.groupId=null,d.tracksInGroup=[],d.trackId=-1,d.trackName="",d.selectDefaultTrack=!0,d.registerListeners(),d}var v=x.prototype;return v.registerListeners=function(){var d=this.hls;d.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(I.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(I.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(I.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(I.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){var d=this.hls;d.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(I.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(I.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(I.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(I.Events.ERROR,this.onError,this)},v.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,O.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(d,t){this.tracks=t.audioTracks||[]},v.onAudioTrackLoaded=function(d,t){var o=t.id,i=t.details,p=this.tracksInGroup[o];if(!p){this.warn("Invalid audio track id "+o);return}var f=p.details;p.details=t.details,this.log("audioTrack "+o+" loaded ["+i.startSN+"-"+i.endSN+"]"),o===this.trackId&&(this.retryCount=0,this.playlistLoaded(o,t,f))},v.onLevelLoading=function(d,t){this.switchLevel(t.level)},v.onLevelSwitching=function(d,t){this.switchLevel(t.level)},v.switchLevel=function(d){var t=this.hls.levels[d];if(!(t!=null&&t.audioGroupIds))return;var o=t.audioGroupIds[t.urlId];if(this.groupId!==o){this.groupId=o;var i=this.tracks.filter(function(f){return!o||f.groupId===o});this.selectDefaultTrack&&!i.some(function(f){return f.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=i;var p={audioTracks:i};this.log("Updating audio tracks, "+i.length+' track(s) found in "'+o+'" group-id'),this.hls.trigger(I.Events.AUDIO_TRACKS_UPDATED,p),this.selectInitialTrack()}},v.onError=function(d,t){if(O.prototype.onError.call(this,d,t),t.fatal||!t.context)return;t.context.type===L.PlaylistContextType.AUDIO_TRACK&&t.context.id===this.trackId&&t.context.groupId===this.groupId&&this.retryLoadingOrFail(t)},v.setAudioTrack=function(d){var t=this.tracksInGroup;if(d<0||d>=t.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var o=t[this.trackId];this.log("Now switching to audio-track index "+d);var i=t[d],p=i.id,f=i.groupId,s=f===void 0?"":f,m=i.name,l=i.type,a=i.url;if(this.trackId=d,this.trackName=m,this.selectDefaultTrack=!1,this.hls.trigger(I.Events.AUDIO_TRACK_SWITCHING,{id:p,groupId:s,name:m,type:l,url:a}),i.details&&!i.details.live)return;var r=this.switchParams(i.url,o==null?void 0:o.details);this.loadPlaylist(r)},v.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var t=this.trackName,o=this.findTrackId(t)||this.findTrackId();o!==-1?this.setAudioTrack(o):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.MEDIA_ERROR,details:D.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},v.findTrackId=function(d){for(var t=this.tracksInGroup,o=0;o<t.length;o++){var i=t[o];if((!this.selectDefaultTrack||i.default)&&(!d||d===i.name))return i.id}return-1},v.loadPlaylist=function(d){var t=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(t)){var o=t.id,i=t.groupId,p=t.url;if(d)try{p=d.addDirectives(p)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("loading audio-track playlist for id: "+o),this.clearTimer(),this.hls.trigger(I.Events.AUDIO_TRACK_LOADING,{url:p,id:o,groupId:i,deliveryDirectives:d||null})}},_(x,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),x}(E.default);M.default=T},"./src/controller/base-playlist-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return _});var I=S("./src/polyfills/number.ts"),D=S("./src/types/level.ts"),E=S("./src/controller/level-helper.ts"),L=S("./src/utils/logger.ts"),R=S("./src/errors.ts"),_=function(){function C(T,O){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=L.logger.log.bind(L.logger,O+":"),this.warn=L.logger.warn.bind(L.logger,O+":"),this.hls=T}var y=C.prototype;return y.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},y.onError=function(O,x){x.fatal&&x.type===R.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},y.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},y.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},y.stopLoad=function(){this.canLoad=!1,this.clearTimer()},y.switchParams=function(O,x){var v=x==null?void 0:x.renditionReports;if(v)for(var g=0;g<v.length;g++){var d=v[g],t=""+d.URI;if(t===O.substr(-t.length)){var o=parseInt(d["LAST-MSN"]),i=parseInt(d["LAST-PART"]);if(x&&this.hls.config.lowLatencyMode){var p=Math.min(x.age-x.partTarget,x.targetduration);i!==void 0&&p>x.partTarget&&(i+=1)}if(Object(I.isFiniteNumber)(o))return new D.HlsUrlParameters(o,Object(I.isFiniteNumber)(i)?i:void 0,D.HlsSkip.No)}}},y.loadPlaylist=function(O){},y.shouldLoadTrack=function(O){return this.canLoad&&O&&!!O.url&&(!O.details||O.details.live)},y.playlistLoaded=function(O,x,v){var g=this,d=x.details,t=x.stats,o=t.loading.end?Math.max(0,self.performance.now()-t.loading.end):0;if(d.advancedDateTime=Date.now()-o,d.live||v!=null&&v.live){if(d.reloaded(v),v&&this.log("live playlist "+O+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),v&&d.fragments.length>0&&Object(E.mergeDetails)(v,d),!this.canLoad||!d.live)return;var i,p=void 0,f=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var s=this.hls.config.lowLatencyMode,m=d.lastPartSn,l=d.endSN,a=d.lastPartIndex,r=a!==-1,e=m===l,n=s?0:a;r?(p=e?l+1:m,f=e?n:a+1):p=l+1;var c=d.age,h=c+d.ageHeader,u=Math.min(h-d.partTarget,d.targetduration*1.5);if(u>0){if(v&&u>v.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+v.tuneInGoal+" to: "+u+" with playlist age: "+d.age),u=0;else{var b=Math.floor(u/d.targetduration);if(p+=b,f!==void 0){var A=Math.round(u%d.targetduration/d.partTarget);f+=A}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+c.toFixed(2)+"s goal: "+u+" skip sn "+b+" to part "+f)}d.tuneInGoal=u}if(i=this.getDeliveryDirectives(d,x.deliveryDirectives,p,f),s||!e){this.loadPlaylist(i);return}}else i=this.getDeliveryDirectives(d,x.deliveryDirectives,p,f);var P=Object(E.computeReloadInterval)(d,t);p!==void 0&&d.canBlockReload&&(P-=d.partTarget||1),this.log("reload live playlist "+O+" in "+Math.round(P)+" ms"),this.timer=self.setTimeout(function(){return g.loadPlaylist(i)},P)}else this.clearTimer()},y.getDeliveryDirectives=function(O,x,v,g){var d=Object(D.getSkipValue)(O,v);return x!=null&&x.skip&&O.deltaUpdateFailed&&(v=x.msn,g=x.part,d=D.HlsSkip.No),new D.HlsUrlParameters(v,g,d)},y.retryLoadingOrFail=function(O){var x=this,v=this.hls.config,g=this.retryCount<v.levelLoadingMaxRetry;if(g){var d;if(this.retryCount++,O.details.indexOf("LoadTimeOut")>-1&&(d=O.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+O.details+'"'),this.loadPlaylist();else{var t=Math.min(Math.pow(2,this.retryCount)*v.levelLoadingRetryDelay,v.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return x.loadPlaylist()},t),this.warn("retry playlist loading #"+this.retryCount+" in "+t+' ms after "'+O.details+'"')}}else this.warn('cannot recover from error "'+O.details+'"'),this.clearTimer(),O.fatal=!0;return g},C}()},"./src/controller/base-stream-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"State",function(){return l}),S.d(M,"default",function(){return a});var I=S("./src/polyfills/number.ts"),D=S("./src/task-loop.ts"),E=S("./src/controller/fragment-tracker.ts"),L=S("./src/utils/buffer-helper.ts"),R=S("./src/utils/logger.ts"),_=S("./src/events.ts"),C=S("./src/errors.ts"),y=S("./src/types/transmuxer.ts"),T=S("./src/utils/mp4-tools.ts"),O=S("./src/utils/discontinuities.ts"),x=S("./src/controller/fragment-finders.ts"),v=S("./src/controller/level-helper.ts"),g=S("./src/loader/fragment-loader.ts"),d=S("./src/crypt/decrypter.ts"),t=S("./src/utils/time-ranges.ts"),o=S("./src/types/loader.ts");function i(r,e){for(var n=0;n<e.length;n++){var c=e[n];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(r,c.key,c)}}function p(r,e,n){return e&&i(r.prototype,e),n&&i(r,n),r}function f(r){if(r===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return r}function s(r,e){r.prototype=Object.create(e.prototype),r.prototype.constructor=r,m(r,e)}function m(r,e){return m=Object.setPrototypeOf||function(c,h){return c.__proto__=h,c},m(r,e)}var l={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"},a=function(r){s(e,r);function e(c,h,u){var b;return b=r.call(this)||this,b.hls=void 0,b.fragPrevious=null,b.fragCurrent=null,b.fragmentTracker=void 0,b.transmuxer=null,b._state=l.STOPPED,b.media=void 0,b.mediaBuffer=void 0,b.config=void 0,b.bitrateTest=!1,b.lastCurrentTime=0,b.nextLoadPosition=0,b.startPosition=0,b.loadedmetadata=!1,b.fragLoadError=0,b.retryDate=0,b.levels=null,b.fragmentLoader=void 0,b.levelLastLoaded=null,b.startFragRequested=!1,b.decrypter=void 0,b.initPTS=[],b.onvseeking=null,b.onvended=null,b.logPrefix="",b.log=void 0,b.warn=void 0,b.logPrefix=u,b.log=R.logger.log.bind(R.logger,u+":"),b.warn=R.logger.warn.bind(R.logger,u+":"),b.hls=c,b.fragmentLoader=new g.default(c.config),b.fragmentTracker=h,b.config=c.config,b.decrypter=new d.default(c,c.config),c.on(_.Events.KEY_LOADED,b.onKeyLoaded,f(b)),b}var n=e.prototype;return n.doTick=function(){this.onTickEnd()},n.onTickEnd=function(){},n.startLoad=function(h){},n.stopLoad=function(){this.fragmentLoader.abort();var h=this.fragCurrent;h&&this.fragmentTracker.removeFragment(h),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=l.STOPPED},n._streamEnded=function(h,u){var b=this.fragCurrent,A=this.fragmentTracker;if(!u.live&&b&&b.sn===u.endSN&&!h.nextStart){var P=A.getState(b);return P===E.FragmentState.PARTIAL||P===E.FragmentState.OK}return!1},n.onMediaAttached=function(h,u){var b=this.media=this.mediaBuffer=u.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),b.addEventListener("seeking",this.onvseeking),b.addEventListener("ended",this.onvended);var A=this.config;this.levels&&A.autoStartLoad&&this.state===l.STOPPED&&this.startLoad(A.startPosition)},n.onMediaDetaching=function(){var h=this.media;h!=null&&h.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),h&&(h.removeEventListener("seeking",this.onvseeking),h.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},n.onMediaSeeking=function(){var h=this.config,u=this.fragCurrent,b=this.media,A=this.mediaBuffer,P=this.state,w=b?b.currentTime:0,U=L.BufferHelper.bufferInfo(A||b,w,h.maxBufferHole);if(this.log("media seeking to "+(Object(I.isFiniteNumber)(w)?w.toFixed(3):w)+", state: "+P),P===l.ENDED)this.resetLoadingState();else if(u&&!U.len){var N=h.maxFragLookUpTolerance,F=u.start-N,K=u.start+u.duration+N,$=w>K;(w<F||$)&&($&&u.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),u.loader.abort()),this.resetLoadingState())}b&&(this.lastCurrentTime=w),!this.loadedmetadata&&!U.len&&(this.nextLoadPosition=this.startPosition=w),this.tickImmediate()},n.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},n.onKeyLoaded=function(h,u){if(this.state!==l.KEY_LOADING||u.frag!==this.fragCurrent||!this.levels)return;this.state=l.IDLE;var b=this.levels[u.frag.level].details;b&&this.loadFragment(u.frag,b,u.frag.start)},n.onHandlerDestroying=function(){this.stopLoad(),r.prototype.onHandlerDestroying.call(this)},n.onHandlerDestroyed=function(){this.state=l.STOPPED,this.hls.off(_.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)},n.loadKey=function(h,u){this.log("Loading key for "+h.sn+" of ["+u.startSN+"-"+u.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+h.level),this.state=l.KEY_LOADING,this.fragCurrent=h,this.hls.trigger(_.Events.KEY_LOADING,{frag:h})},n.loadFragment=function(h,u,b){this._loadFragForPlayback(h,u,b)},n._loadFragForPlayback=function(h,u,b){var A=this,P=function(U){if(A.fragContextChanged(h)){A.warn("Fragment "+h.sn+(U.part?" p: "+U.part.index:"")+" of level "+h.level+" was dropped during download."),A.fragmentTracker.removeFragment(h);return}h.stats.chunkCount++,A._handleFragmentLoadProgress(U)};this._doFragLoad(h,u,b,P).then(function(w){if(!w)return;A.fragLoadError=0;var U=A.state;if(A.fragContextChanged(h)){(U===l.FRAG_LOADING||U===l.BACKTRACKING||!A.fragCurrent&&U===l.PARSING)&&(A.fragmentTracker.removeFragment(h),A.state=l.IDLE);return}if("payload"in w&&(A.log("Loaded fragment "+h.sn+" of level "+h.level),A.hls.trigger(_.Events.FRAG_LOADED,w),A.state===l.BACKTRACKING)){A.fragmentTracker.backtrack(h,w),A.resetFragmentLoading(h);return}A._handleFragmentLoadComplete(w)}).catch(function(w){A.warn(w),A.resetFragmentLoading(h)})},n.flushMainBuffer=function(h,u,b){if(b===void 0&&(b=null),!(h-u))return;var A={startOffset:h,endOffset:u,type:b};this.fragLoadError=0,this.hls.trigger(_.Events.BUFFER_FLUSHING,A)},n._loadInitSegment=function(h){var u=this;this._doFragLoad(h).then(function(b){if(!b||u.fragContextChanged(h)||!u.levels)throw new Error("init load aborted");return b}).then(function(b){var A=u.hls,P=b.payload,w=h.decryptdata;if(P&&P.byteLength>0&&w&&w.key&&w.iv&&w.method==="AES-128"){var U=self.performance.now();return u.decrypter.webCryptoDecrypt(new Uint8Array(P),w.key.buffer,w.iv.buffer).then(function(N){var F=self.performance.now();return A.trigger(_.Events.FRAG_DECRYPTED,{frag:h,payload:N,stats:{tstart:U,tdecrypt:F}}),b.payload=N,b})}return b}).then(function(b){var A=u.fragCurrent,P=u.hls,w=u.levels;if(!w)throw new Error("init load aborted, missing levels");var U=w[h.level].details;console.assert(U,"Level details are defined when init segment is loaded");var N=h.stats;u.state=l.IDLE,u.fragLoadError=0,h.data=new Uint8Array(b.payload),N.parsing.start=N.buffering.start=self.performance.now(),N.parsing.end=N.buffering.end=self.performance.now(),b.frag===A&&P.trigger(_.Events.FRAG_BUFFERED,{stats:N,frag:A,part:null,id:h.type}),u.tick()}).catch(function(b){u.warn(b),u.resetFragmentLoading(h)})},n.fragContextChanged=function(h){var u=this.fragCurrent;return!h||!u||h.level!==u.level||h.sn!==u.sn||h.urlId!==u.urlId},n.fragBufferedComplete=function(h,u){var b=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+h.type+" sn: "+h.sn+(u?" part: "+u.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+h.level+" "+t.default.toString(L.BufferHelper.getBuffered(b))),this.state=l.IDLE,this.tick()},n._handleFragmentLoadComplete=function(h){var u=this.transmuxer;if(!u)return;var b=h.frag,A=h.part,P=h.partsLoaded,w=!P||P.length===0||P.some(function(N){return!N}),U=new y.ChunkMetadata(b.level,b.sn,b.stats.chunkCount+1,0,A?A.index:-1,!w);u.flush(U)},n._handleFragmentLoadProgress=function(h){},n._doFragLoad=function(h,u,b,A){var P=this;if(b===void 0&&(b=null),!this.levels)throw new Error("frag load aborted, missing levels");if(b=Math.max(h.start,b||0),this.config.lowLatencyMode&&u){var w=u.partList;if(w&&A){b>h.end&&u.fragmentHint&&(h=u.fragmentHint);var U=this.getNextPart(w,h,b);if(U>-1){var N=w[U];return this.log("Loading part sn: "+h.sn+" p: "+N.index+" cc: "+h.cc+" of playlist ["+u.startSN+"-"+u.endSN+"] parts [0-"+U+"-"+(w.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+h.level+", target: "+parseFloat(b.toFixed(3))),this.nextLoadPosition=N.start+N.duration,this.state=l.FRAG_LOADING,this.hls.trigger(_.Events.FRAG_LOADING,{frag:h,part:w[U],targetBufferTime:b}),this.doFragPartsLoad(h,w,U,A).catch(function(F){return P.handleFragLoadError(F)})}else if(!h.url||this.loadedEndOfParts(w,b))return Promise.resolve(null)}}return this.log("Loading fragment "+h.sn+" cc: "+h.cc+" "+(u?"of ["+u.startSN+"-"+u.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+h.level+", target: "+parseFloat(b.toFixed(3))),Object(I.isFiniteNumber)(h.sn)&&!this.bitrateTest&&(this.nextLoadPosition=h.start+h.duration),this.state=l.FRAG_LOADING,this.hls.trigger(_.Events.FRAG_LOADING,{frag:h,targetBufferTime:b}),this.fragmentLoader.load(h,A).catch(function(F){return P.handleFragLoadError(F)})},n.doFragPartsLoad=function(h,u,b,A){var P=this;return new Promise(function(w,U){var N=[],F=function K($){var X=u[$];P.fragmentLoader.loadPart(h,X,A).then(function(oe){N[X.index]=oe;var pe=oe.part;P.hls.trigger(_.Events.FRAG_LOADED,oe);var ee=u[$+1];if(ee&&ee.fragment===h)K($+1);else return w({frag:h,part:pe,partsLoaded:N})}).catch(U)};F(b)})},n.handleFragLoadError=function(h){var u=h.data;return u&&u.details===C.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(u.frag,u.part):this.hls.trigger(_.Events.ERROR,u),null},n._handleTransmuxerFlush=function(h){var u=this.getCurrentContext(h);if(!u||this.state!==l.PARSING){this.fragCurrent||(this.state=l.IDLE);return}var b=u.frag,A=u.part,P=u.level,w=self.performance.now();b.stats.parsing.end=w,A&&(A.stats.parsing.end=w),this.updateLevelTiming(b,A,P,h.partial)},n.getCurrentContext=function(h){var u=this.levels,b=h.level,A=h.sn,P=h.part;if(!u||!u[b])return this.warn("Levels object was unset while buffering fragment "+A+" of level "+b+". The current chunk will not be buffered."),null;var w=u[b],U=P>-1?Object(v.getPartWith)(w,A,P):null,N=U?U.fragment:Object(v.getFragmentWithSN)(w,A,this.fragCurrent);return N?{frag:N,part:U,level:w}:null},n.bufferFragmentData=function(h,u,b,A){if(!h||this.state!==l.PARSING)return;var P=h.data1,w=h.data2,U=P;if(P&&w&&(U=Object(T.appendUint8Array)(P,w)),!U||!U.length)return;var N={type:h.type,frag:u,part:b,chunkMeta:A,parent:u.type,data:U};this.hls.trigger(_.Events.BUFFER_APPENDING,N),h.dropped&&h.independent&&!b&&this.flushBufferGap(u)},n.flushBufferGap=function(h){var u=this.media;if(!u)return;if(!L.BufferHelper.isBuffered(u,u.currentTime)){this.flushMainBuffer(0,h.start);return}var b=u.currentTime,A=L.BufferHelper.bufferInfo(u,b,0),P=h.duration,w=Math.min(this.config.maxFragLookUpTolerance*2,P*.25),U=Math.max(Math.min(h.start-w,A.end-w),b+w);h.start-U>w&&this.flushMainBuffer(U,h.start)},n.getFwdBufferInfo=function(h,u){var b=this.config,A=this.getLoadPosition();if(!Object(I.isFiniteNumber)(A))return null;var P=L.BufferHelper.bufferInfo(h,A,b.maxBufferHole);if(P.len===0&&P.nextStart!==void 0){var w=this.fragmentTracker.getBufferedFrag(A,u);if(w&&P.nextStart<w.end)return L.BufferHelper.bufferInfo(h,A,Math.max(P.nextStart,b.maxBufferHole))}return P},n.getMaxBufferLength=function(h){var u=this.config,b;return h?b=Math.max(8*u.maxBufferSize/h,u.maxBufferLength):b=u.maxBufferLength,Math.min(b,u.maxMaxBufferLength)},n.reduceMaxBufferLength=function(h){var u=this.config,b=h||u.maxBufferLength;return u.maxMaxBufferLength>=b?(u.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+u.maxMaxBufferLength+"s"),!0):!1},n.getNextFragment=function(h,u){var b,A,P=u.fragments,w=P.length;if(!w)return null;var U=this.config,N=P[0].start,F;if(u.live){var K=U.initialLiveManifestSize;if(w<K)return this.warn("Not enough fragments to start playback (have: "+w+", need: "+K+")"),null;!u.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(F=this.getInitialLiveFragment(u,P),this.startPosition=F?this.hls.liveSyncPosition||F.start:h)}else h<=N&&(F=P[0]);if(!F){var $=U.lowLatencyMode?u.partEnd:u.fragmentEnd;F=this.getFragmentAtPosition(h,$,u)}return(b=F)!==null&&b!==void 0&&b.initSegment&&!((A=F)!==null&&A!==void 0&&A.initSegment.data)&&!this.bitrateTest&&(F=F.initSegment),F},n.getNextPart=function(h,u,b){for(var A=-1,P=!1,w=!0,U=0,N=h.length;U<N;U++){var F=h[U];if(w=w&&!F.independent,A>-1&&b<F.start)break;var K=F.loaded;!K&&(P||F.independent||w)&&F.fragment===u&&(A=U),P=K}return A},n.loadedEndOfParts=function(h,u){var b=h[h.length-1];return b&&u>b.start&&b.loaded},n.getInitialLiveFragment=function(h,u){var b=this.fragPrevious,A=null;if(b){if(h.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+b.programDateTime),A=Object(x.findFragmentByPDT)(u,b.endProgramDateTime,this.config.maxFragLookUpTolerance)),!A){var P=b.sn+1;if(P>=h.startSN&&P<=h.endSN){var w=u[P-h.startSN];b.cc===w.cc&&(A=w,this.log("Live playlist, switching playlist, load frag with next SN: "+A.sn))}A||(A=Object(x.findFragWithCC)(u,b.cc),A&&this.log("Live playlist, switching playlist, load frag with same CC: "+A.sn))}}else{var U=this.hls.liveSyncPosition;U!==null&&(A=this.getFragmentAtPosition(U,this.bitrateTest?h.fragmentEnd:h.edge,h))}return A},n.getFragmentAtPosition=function(h,u,b){var A=this.config,P=this.fragPrevious,w=b.fragments,U=b.endSN,N=b.fragmentHint,F=A.maxFragLookUpTolerance,K=!!(A.lowLatencyMode&&b.partList&&N);K&&N&&!this.bitrateTest&&(w=w.concat(N),U=N.sn);var $;if(h<u){var X=h>u-F?0:F;$=Object(x.findFragmentByPTS)(P,w,h,X)}else $=w[w.length-1];if($){var oe=$.sn-b.startSN,pe=P&&$.level===P.level,ee=w[oe+1],de=this.fragmentTracker.getState($);if(de===E.FragmentState.BACKTRACKED){$=null;for(var le=oe;w[le]&&this.fragmentTracker.getState(w[le])===E.FragmentState.BACKTRACKED;)P?$=w[le--]:$=w[--le];$||($=ee)}else P&&$.sn===P.sn&&!K&&(pe&&($.sn<U&&this.fragmentTracker.getState(ee)!==E.FragmentState.OK?(this.log("SN "+$.sn+" just loaded, load next one: "+ee.sn),$=ee):$=null))}return $},n.synchronizeToLiveEdge=function(h){var u=this.config,b=this.media;if(!b)return;var A=this.hls.liveSyncPosition,P=b.currentTime,w=h.fragments[0].start,U=h.edge,N=P>=w-u.maxFragLookUpTolerance&&P<=U;if(A!==null&&b.duration>A&&(P<A||!N)){var F=u.liveMaxLatencyDuration!==void 0?u.liveMaxLatencyDuration:u.liveMaxLatencyDurationCount*h.targetduration;(!N&&b.readyState<4||P<U-F)&&(this.loadedmetadata||(this.nextLoadPosition=A),b.readyState&&(this.warn("Playback: "+P.toFixed(3)+" is located too far from the end of live sliding playlist: "+U+", reset currentTime to : "+A.toFixed(3)),b.currentTime=A))}},n.alignPlaylists=function(h,u){var b=this.levels,A=this.levelLastLoaded,P=this.fragPrevious,w=A!==null?b[A]:null,U=h.fragments.length;if(!U)return this.warn("No fragments in live playlist"),0;var N=h.fragments[0].start,F=!u,K=h.alignedSliding&&Object(I.isFiniteNumber)(N);if(F||!K&&!N){Object(O.alignStream)(P,w,h);var $=h.fragments[0].start;return this.log("Live playlist sliding: "+$.toFixed(2)+" start-sn: "+(u?u.startSN:"na")+"->"+h.startSN+" prev-sn: "+(P?P.sn:"na")+" fragments: "+U),$}return N},n.waitForCdnTuneIn=function(h){var u=3;return h.live&&h.canBlockReload&&h.tuneInGoal>Math.max(h.partHoldBack,h.partTarget*u)},n.setStartPosition=function(h,u){var b=this.startPosition;if(b<u&&(b=-1),b===-1||this.lastCurrentTime===-1){var A=h.startTimeOffset;Object(I.isFiniteNumber)(A)?(b=u+A,A<0&&(b+=h.totalduration),b=Math.min(Math.max(u,b),u+h.totalduration),this.log("Start time offset "+A+" found in playlist, adjust startPosition to "+b),this.startPosition=b):h.live?b=this.hls.liveSyncPosition||u:this.startPosition=b=0,this.lastCurrentTime=b}this.nextLoadPosition=b},n.getLoadPosition=function(){var h=this.media,u=0;return this.loadedmetadata&&h?u=h.currentTime:this.nextLoadPosition&&(u=this.nextLoadPosition),u},n.handleFragLoadAborted=function(h,u){this.transmuxer&&h.sn!=="initSegment"&&h.stats.aborted&&(this.warn("Fragment "+h.sn+(u?" part"+u.index:"")+" of level "+h.level+" was aborted"),this.resetFragmentLoading(h))},n.resetFragmentLoading=function(h){(!this.fragCurrent||!this.fragContextChanged(h))&&(this.state=l.IDLE)},n.onFragmentOrKeyLoadError=function(h,u){if(u.fatal)return;var b=u.frag;if(!b||b.type!==h)return;var A=this.fragCurrent;console.assert(A&&b.sn===A.sn&&b.level===A.level&&b.urlId===A.urlId,"Frag load error must match current frag to retry");var P=this.config;if(this.fragLoadError+1<=P.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(b.level))return;var w=Math.min(Math.pow(2,this.fragLoadError)*P.fragLoadingRetryDelay,P.fragLoadingMaxRetryTimeout);this.warn("Fragment "+b.sn+" of "+h+" "+b.level+" failed to load, retrying in "+w+"ms"),this.retryDate=self.performance.now()+w,this.fragLoadError++,this.state=l.FRAG_LOADING_WAITING_RETRY}else u.levelRetry?(h===o.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=l.IDLE):(R.logger.error(u.details+" reaches max retry, redispatch as fatal ..."),u.fatal=!0,this.hls.stopLoad(),this.state=l.ERROR)},n.afterBufferFlushed=function(h,u,b){if(!h)return;var A=L.BufferHelper.getBuffered(h);this.fragmentTracker.detectEvictedFragments(u,A,b),this.state===l.ENDED&&this.resetLoadingState()},n.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=l.IDLE},n.resetLiveStartWhenNotLoaded=function(h){if(!this.loadedmetadata){this.startFragRequested=!1;var u=this.levels?this.levels[h].details:null;if(u!=null&&u.live)return this.startPosition=-1,this.setStartPosition(u,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},n.updateLevelTiming=function(h,u,b,A){var P=this,w=b.details;console.assert(!!w,"level.details must be defined");var U=Object.keys(h.elementaryStreams).reduce(function(N,F){var K=h.elementaryStreams[F];if(K){var $=K.endPTS-K.startPTS;if($<=0)return P.warn("Could not parse fragment "+h.sn+" "+F+" duration reliably ("+$+") resetting transmuxer to fallback to playlist timing"),P.resetTransmuxer(),N||!1;var X=A?0:Object(v.updateFragPTSDTS)(w,h,K.startPTS,K.endPTS,K.startDTS,K.endDTS);return P.hls.trigger(_.Events.LEVEL_PTS_UPDATED,{details:w,level:b,drift:X,type:F,frag:h,start:K.startPTS,end:K.endPTS}),!0}return N},!1);U?(this.state=l.PARSED,this.hls.trigger(_.Events.FRAG_PARSED,{frag:h,part:u})):this.resetLoadingState()},n.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},p(e,[{key:"state",get:function(){return this._state},set:function(h){var u=this._state;u!==h&&(this._state=h,this.log(u+"->"+h))}}]),e}(D.default)},"./src/controller/buffer-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return x});var I=S("./src/polyfills/number.ts"),D=S("./src/events.ts"),E=S("./src/utils/logger.ts"),L=S("./src/errors.ts"),R=S("./src/utils/buffer-helper.ts"),_=S("./src/utils/mediasource-helper.ts"),C=S("./src/loader/fragment.ts"),y=S("./src/controller/buffer-operation-queue.ts"),T=Object(_.getMediaSource)(),O=/([ha]vc.)(?:\.[^.,]+)+/,x=function(){function v(d){var t=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=t.hls,i=t.media,p=t.mediaSource;E.logger.log("[buffer-controller]: Media source opened"),i&&(t.updateMediaElementDuration(),o.trigger(D.Events.MEDIA_ATTACHED,{media:i})),p&&p.removeEventListener("sourceopen",t._onMediaSourceOpen),t.checkPendingTracks()},this._onMediaSourceClose=function(){E.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){E.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var g=v.prototype;return g.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},g.destroy=function(){this.unregisterListeners(),this.details=null},g.registerListeners=function(){var t=this.hls;t.on(D.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(D.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(D.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(D.Events.BUFFER_RESET,this.onBufferReset,this),t.on(D.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.on(D.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.on(D.Events.BUFFER_EOS,this.onBufferEos,this),t.on(D.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(D.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(D.Events.FRAG_PARSED,this.onFragParsed,this),t.on(D.Events.FRAG_CHANGED,this.onFragChanged,this)},g.unregisterListeners=function(){var t=this.hls;t.off(D.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(D.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(D.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(D.Events.BUFFER_RESET,this.onBufferReset,this),t.off(D.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.off(D.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.off(D.Events.BUFFER_EOS,this.onBufferEos,this),t.off(D.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(D.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(D.Events.FRAG_PARSED,this.onFragParsed,this),t.off(D.Events.FRAG_CHANGED,this.onFragChanged,this)},g._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new y.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},g.onManifestParsed=function(t,o){var i=2;(o.audio&&!o.video||!o.altAudio)&&(i=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=i,this.details=null,E.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},g.onMediaAttaching=function(t,o){var i=this.media=o.media;if(i&&T){var p=this.mediaSource=new T;p.addEventListener("sourceopen",this._onMediaSourceOpen),p.addEventListener("sourceended",this._onMediaSourceEnded),p.addEventListener("sourceclose",this._onMediaSourceClose),i.src=self.URL.createObjectURL(p),this._objectUrl=i.src}},g.onMediaDetaching=function(){var t=this.media,o=this.mediaSource,i=this._objectUrl;if(o){if(E.logger.log("[buffer-controller]: media source detaching"),o.readyState==="open")try{o.endOfStream()}catch(p){E.logger.warn("[buffer-controller]: onMediaDetaching: "+p.message+" while calling endOfStream")}this.onBufferReset(),o.removeEventListener("sourceopen",this._onMediaSourceOpen),o.removeEventListener("sourceended",this._onMediaSourceEnded),o.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(i&&self.URL.revokeObjectURL(i),t.src===i?(t.removeAttribute("src"),t.load()):E.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(D.Events.MEDIA_DETACHED,void 0)},g.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach(function(o){var i=t.sourceBuffer[o];try{i&&(t.removeBufferListeners(o),t.mediaSource&&t.mediaSource.removeSourceBuffer(i),t.sourceBuffer[o]=void 0)}catch(p){E.logger.warn("[buffer-controller]: Failed to reset the "+o+" buffer",p)}}),this._initSourceBuffer()},g.onBufferCodecs=function(t,o){var i=this,p=this.getSourceBufferTypes().length;if(Object.keys(o).forEach(function(f){if(p){var s=i.tracks[f];if(s&&typeof s.buffer.changeType=="function"){var m=o[f],l=m.codec,a=m.levelCodec,r=m.container,e=(s.levelCodec||s.codec).replace(O,"$1"),n=(a||l).replace(O,"$1");if(e!==n){var c=r+";codecs="+(a||l);i.appendChangeType(f,c)}}}else i.pendingTracks[f]=o[f]}),p)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},g.appendChangeType=function(t,o){var i=this,p=this.operationQueue,f={execute:function(){var m=i.sourceBuffer[t];m&&(E.logger.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+o),m.changeType(o)),p.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(m){E.logger.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",m)}};p.append(f,t)},g.onBufferAppending=function(t,o){var i=this,p=this.hls,f=this.operationQueue,s=this.tracks,m=o.data,l=o.type,a=o.frag,r=o.part,e=o.chunkMeta,n=e.buffering[l],c=self.performance.now();n.start=c;var h=a.stats.buffering,u=r?r.stats.buffering:null;h.start===0&&(h.start=c),u&&u.start===0&&(u.start=c);var b=s.audio,A=l==="audio"&&e.id===1&&(b==null?void 0:b.container)==="audio/mpeg",P={execute:function(){if(n.executeStart=self.performance.now(),A){var U=i.sourceBuffer[l];if(U){var N=a.start-U.timestampOffset;Math.abs(N)>=.1&&(E.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+a.start+" (delta: "+N+") sn: "+a.sn+")"),U.timestampOffset=a.start)}}i.appendExecutor(m,l)},onStart:function(){},onComplete:function(){var U=self.performance.now();n.executeEnd=n.end=U,h.first===0&&(h.first=U),u&&u.first===0&&(u.first=U);var N=i.sourceBuffer,F={};for(var K in N)F[K]=R.BufferHelper.getBuffered(N[K]);i.appendError=0,i.hls.trigger(D.Events.BUFFER_APPENDED,{type:l,frag:a,part:r,chunkMeta:e,parent:a.type,timeRanges:F})},onError:function(U){E.logger.error("[buffer-controller]: Error encountered while trying to append to the "+l+" SourceBuffer",U);var N={type:L.ErrorTypes.MEDIA_ERROR,parent:a.type,details:L.ErrorDetails.BUFFER_APPEND_ERROR,err:U,fatal:!1};U.code===DOMException.QUOTA_EXCEEDED_ERR?N.details=L.ErrorDetails.BUFFER_FULL_ERROR:(i.appendError++,N.details=L.ErrorDetails.BUFFER_APPEND_ERROR,i.appendError>p.config.appendErrorMaxRetry&&(E.logger.error("[buffer-controller]: Failed "+p.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),N.fatal=!0)),p.trigger(D.Events.ERROR,N)}};f.append(P,l)},g.onBufferFlushing=function(t,o){var i=this,p=this.operationQueue,f=function(m){return{execute:i.removeExecutor.bind(i,m,o.startOffset,o.endOffset),onStart:function(){},onComplete:function(){i.hls.trigger(D.Events.BUFFER_FLUSHED,{type:m})},onError:function(a){E.logger.warn("[buffer-controller]: Failed to remove from "+m+" SourceBuffer",a)}}};o.type?p.append(f(o.type),o.type):this.getSourceBufferTypes().forEach(function(s){p.append(f(s),s)})},g.onFragParsed=function(t,o){var i=this,p=o.frag,f=o.part,s=[],m=f?f.elementaryStreams:p.elementaryStreams;m[C.ElementaryStreamTypes.AUDIOVIDEO]?s.push("audiovideo"):(m[C.ElementaryStreamTypes.AUDIO]&&s.push("audio"),m[C.ElementaryStreamTypes.VIDEO]&&s.push("video"));var l=function(){var r=self.performance.now();p.stats.buffering.end=r,f&&(f.stats.buffering.end=r);var e=f?f.stats:p.stats;i.hls.trigger(D.Events.FRAG_BUFFERED,{frag:p,part:f,stats:e,id:p.type})};s.length===0&&E.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+p.type+" level: "+p.level+" sn: "+p.sn),this.blockBuffers(l,s)},g.onFragChanged=function(t,o){this.flushBackBuffer()},g.onBufferEos=function(t,o){var i=this,p=this.getSourceBufferTypes().reduce(function(f,s){var m=i.sourceBuffer[s];return(!o.type||o.type===s)&&(m&&!m.ended&&(m.ended=!0,E.logger.log("[buffer-controller]: "+s+" sourceBuffer now EOS"))),f&&!!(!m||m.ended)},!0);p&&this.blockBuffers(function(){var f=i.mediaSource;if(!f||f.readyState!=="open")return;f.endOfStream()})},g.onLevelUpdated=function(t,o){var i=o.details;if(!i.fragments.length)return;this.details=i,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},g.flushBackBuffer=function(){var t=this.hls,o=this.details,i=this.media,p=this.sourceBuffer;if(!i||o===null)return;var f=this.getSourceBufferTypes();if(!f.length)return;var s=o.live&&t.config.liveBackBufferLength!==null?t.config.liveBackBufferLength:t.config.backBufferLength;if(!Object(I.isFiniteNumber)(s)||s<0)return;var m=i.currentTime,l=o.levelTargetDuration,a=Math.max(s,l),r=Math.floor(m/l)*l-a;f.forEach(function(e){var n=p[e];if(n){var c=R.BufferHelper.getBuffered(n);c.length>0&&r>c.start(0)&&(t.trigger(D.Events.BACK_BUFFER_REACHED,{bufferEnd:r}),o.live&&t.trigger(D.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:r}),t.trigger(D.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:r,type:e}))}})},g.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var t=this.details,o=this.hls,i=this.media,p=this.mediaSource,f=t.fragments[0].start+t.totalduration,s=i.duration,m=Object(I.isFiniteNumber)(p.duration)?p.duration:0;t.live&&o.config.liveDurationInfinity?(E.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),p.duration=Infinity,this.updateSeekableRange(t)):(f>m&&f>s||!Object(I.isFiniteNumber)(s))&&(E.logger.log("[buffer-controller]: Updating Media Source duration to "+f.toFixed(3)),p.duration=f)},g.updateSeekableRange=function(t){var o=this.mediaSource,i=t.fragments,p=i.length;if(p&&t.live&&o!==null&&o!==void 0&&o.setLiveSeekableRange){var f=Math.max(0,i[0].start),s=Math.max(f,f+t.totalduration);o.setLiveSeekableRange(f,s)}},g.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,o=this.operationQueue,i=this.pendingTracks,p=Object.keys(i).length;if(p&&!t||p===2){this.createSourceBuffers(i),this.pendingTracks={};var f=this.getSourceBufferTypes();if(f.length===0){this.hls.trigger(D.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}f.forEach(function(s){o.executeNext(s)})}},g.createSourceBuffers=function(t){var o=this.sourceBuffer,i=this.mediaSource;if(!i)throw Error("createSourceBuffers called when mediaSource was null");var p=0;for(var f in t)if(!o[f]){var s=t[f];if(!s)throw Error("source buffer exists for track "+f+", however track does not");var m=s.levelCodec||s.codec,l=s.container+";codecs="+m;E.logger.log("[buffer-controller]: creating sourceBuffer("+l+")");try{var a=o[f]=i.addSourceBuffer(l),r=f;this.addBufferListener(r,"updatestart",this._onSBUpdateStart),this.addBufferListener(r,"updateend",this._onSBUpdateEnd),this.addBufferListener(r,"error",this._onSBUpdateError),this.tracks[f]={buffer:a,codec:m,container:s.container,levelCodec:s.levelCodec,id:s.id},p++}catch(e){E.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+e.message),this.hls.trigger(D.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,mimeType:l})}}p&&this.hls.trigger(D.Events.BUFFER_CREATED,{tracks:this.tracks})},g._onSBUpdateStart=function(t){var o=this.operationQueue,i=o.current(t);i.onStart()},g._onSBUpdateEnd=function(t){var o=this.operationQueue,i=o.current(t);i.onComplete(),o.shiftAndExecuteNext(t)},g._onSBUpdateError=function(t,o){E.logger.error("[buffer-controller]: "+t+" SourceBuffer error",o),this.hls.trigger(D.Events.ERROR,{type:L.ErrorTypes.MEDIA_ERROR,details:L.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var i=this.operationQueue.current(t);i&&i.onError(o)},g.removeExecutor=function(t,o,i){var p=this.media,f=this.mediaSource,s=this.operationQueue,m=this.sourceBuffer,l=m[t];if(!p||!f||!l){E.logger.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),s.shiftAndExecuteNext(t);return}var a=Object(I.isFiniteNumber)(p.duration)?p.duration:Infinity,r=Object(I.isFiniteNumber)(f.duration)?f.duration:Infinity,e=Math.max(0,o),n=Math.min(i,a,r);n>e?(E.logger.log("[buffer-controller]: Removing ["+e+","+n+"] from the "+t+" SourceBuffer"),console.assert(!l.updating,t+" sourceBuffer must not be updating"),l.remove(e,n)):s.shiftAndExecuteNext(t)},g.appendExecutor=function(t,o){var i=this.operationQueue,p=this.sourceBuffer,f=p[o];if(!f){E.logger.warn("[buffer-controller]: Attempting to append to the "+o+" SourceBuffer, but it does not exist"),i.shiftAndExecuteNext(o);return}f.ended=!1,console.assert(!f.updating,o+" sourceBuffer must not be updating"),f.appendBuffer(t)},g.blockBuffers=function(t,o){var i=this;if(o===void 0&&(o=this.getSourceBufferTypes()),!o.length){E.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(t);return}var p=this.operationQueue,f=o.map(function(s){return p.appendBlocker(s)});Promise.all(f).then(function(){t(),o.forEach(function(s){var m=i.sourceBuffer[s];(!m||!m.updating)&&p.shiftAndExecuteNext(s)})})},g.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},g.addBufferListener=function(t,o,i){var p=this.sourceBuffer[t];if(!p)return;var f=i.bind(this,t);this.listeners[t].push({event:o,listener:f}),p.addEventListener(o,f)},g.removeBufferListeners=function(t){var o=this.sourceBuffer[t];if(!o)return;this.listeners[t].forEach(function(i){o.removeEventListener(i.event,i.listener)})},v}()},"./src/controller/buffer-operation-queue.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return D});var I=S("./src/utils/logger.ts"),D=function(){function E(R){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=R}var L=E.prototype;return L.append=function(_,C){var y=this.queues[C];y.push(_),y.length===1&&this.buffers[C]&&this.executeNext(C)},L.insertAbort=function(_,C){var y=this.queues[C];y.unshift(_),this.executeNext(C)},L.appendBlocker=function(_){var C,y=new Promise(function(O){C=O}),T={execute:C,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(T,_),y},L.executeNext=function(_){var C=this.buffers,y=this.queues,T=C[_],O=y[_];if(O.length){var x=O[0];try{x.execute()}catch(v){I.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),x.onError(v),(!T||!T.updating)&&(O.shift(),this.executeNext(_))}}},L.shiftAndExecuteNext=function(_){this.queues[_].shift(),this.executeNext(_)},L.current=function(_){return this.queues[_][0]},E}()},"./src/controller/cap-level-controller.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/events.ts");function D(R,_){for(var C=0;C<_.length;C++){var y=_[C];y.enumerable=y.enumerable||!1,y.configurable=!0,"value"in y&&(y.writable=!0),Object.defineProperty(R,y.key,y)}}function E(R,_,C){return _&&D(R.prototype,_),C&&D(R,C),R}var L=function(){function R(C){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=C,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var _=R.prototype;return _.setStreamController=function(y){this.streamController=y},_.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},_.registerListeners=function(){var y=this.hls;y.on(I.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),y.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),y.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),y.on(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),y.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},_.unregisterListener=function(){var y=this.hls;y.off(I.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),y.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),y.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),y.off(I.Events.BUFFER_CODECS,this.onBufferCodecs,this),y.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},_.onFpsDropLevelCapping=function(y,T){R.isLevelAllowed(T.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(T.droppedLevel)},_.onMediaAttaching=function(y,T){this.media=T.media instanceof HTMLVideoElement?T.media:null},_.onManifestParsed=function(y,T){var O=this.hls;this.restrictedLevels=[],this.firstLevel=T.firstLevel,O.config.capLevelToPlayerSize&&T.video&&this.startCapping()},_.onBufferCodecs=function(y,T){var O=this.hls;O.config.capLevelToPlayerSize&&T.video&&this.startCapping()},_.onMediaDetaching=function(){this.stopCapping()},_.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var y=this.hls.levels;if(y.length){var T=this.hls;T.autoLevelCapping=this.getMaxLevel(y.length-1),T.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=T.autoLevelCapping}}},_.getMaxLevel=function(y){var T=this,O=this.hls.levels;if(!O.length)return-1;var x=O.filter(function(v,g){return R.isLevelAllowed(g,T.restrictedLevels)&&g<=y});return this.clientRect=null,R.getMaxLevelByMediaSize(x,this.mediaWidth,this.mediaHeight)},_.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()},_.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},_.getDimensions=function(){if(this.clientRect)return this.clientRect;var y=this.media,T={width:0,height:0};if(y){var O=y.getBoundingClientRect();T.width=O.width,T.height=O.height,!T.width&&!T.height&&(T.width=O.right-O.left||y.width||0,T.height=O.bottom-O.top||y.height||0)}return this.clientRect=T,T},R.isLevelAllowed=function(y,T){return T===void 0&&(T=[]),T.indexOf(y)===-1},R.getMaxLevelByMediaSize=function(y,T,O){if(!y||!y.length)return-1;for(var x=function(o,i){return i?o.width!==i.width||o.height!==i.height:!0},v=y.length-1,g=0;g<y.length;g+=1){var d=y[g];if((d.width>=T||d.height>=O)&&x(d,y[g+1])){v=g;break}}return v},E(R,[{key:"mediaWidth",get:function(){return this.getDimensions().width*R.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*R.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var y=1;try{y=self.devicePixelRatio}catch(T){}return y}}]),R}();M.default=L},"./src/controller/cmcd-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return x});var I=S("./src/events.ts"),D=S("./src/types/cmcd.ts"),E=S("./src/utils/buffer-helper.ts"),L=S("./src/utils/logger.ts");function R(v,g){for(var d=0;d<g.length;d++){var t=g[d];t.enumerable=t.enumerable||!1,t.configurable=!0,"value"in t&&(t.writable=!0),Object.defineProperty(v,t.key,t)}}function _(v,g,d){return g&&R(v.prototype,g),d&&R(v,d),v}function C(v,g){var d=typeof Symbol!="undefined"&&v[Symbol.iterator]||v["@@iterator"];if(d)return(d=d.call(v)).next.bind(d);if(Array.isArray(v)||(d=y(v))||g&&v&&typeof v.length=="number"){d&&(v=d);var t=0;return function(){return t>=v.length?{done:!0}:{done:!1,value:v[t++]}}}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 y(v,g){if(!v)return;if(typeof v=="string")return T(v,g);var d=Object.prototype.toString.call(v).slice(8,-1);if(d==="Object"&&v.constructor&&(d=v.constructor.name),d==="Map"||d==="Set")return Array.from(v);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return T(v,g)}function T(v,g){(g==null||g>v.length)&&(g=v.length);for(var d=0,t=new Array(g);d<g;d++)t[d]=v[d];return t}function O(){return O=Object.assign||function(v){for(var g=1;g<arguments.length;g++){var d=arguments[g];for(var t in d)Object.prototype.hasOwnProperty.call(d,t)&&(v[t]=d[t])}return v},O.apply(this,arguments)}var x=function(){function v(d){var t=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(){t.initialized&&(t.starved=!0),t.buffering=!0},this.onPlaying=function(){t.initialized||(t.initialized=!0),t.buffering=!1},this.applyPlaylistData=function(p){try{t.apply(p,{ot:D.CMCDObjectType.MANIFEST,su:!t.initialized})}catch(f){L.logger.warn("Could not generate manifest CMCD data.",f)}},this.applyFragmentData=function(p){try{var f=p.frag,s=t.hls.levels[f.level],m=t.getObjectType(f),l={d:f.duration*1e3,ot:m};(m===D.CMCDObjectType.VIDEO||m===D.CMCDObjectType.AUDIO||m==D.CMCDObjectType.MUXED)&&(l.br=s.bitrate/1e3,l.tb=t.getTopBandwidth(m),l.bl=t.getBufferLength(m)),t.apply(p,l)}catch(a){L.logger.warn("Could not generate segment CMCD data.",a)}},this.hls=d;var o=this.config=d.config,i=o.cmcd;i!=null&&(o.pLoader=this.createPlaylistLoader(),o.fLoader=this.createFragmentLoader(),this.sid=i.sessionId||v.uuid(),this.cid=i.contentId,this.useHeaders=i.useHeaders===!0,this.registerListeners())}var g=v.prototype;return g.registerListeners=function(){var t=this.hls;t.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(I.Events.MEDIA_DETACHED,this.onMediaDetached,this),t.on(I.Events.BUFFER_CREATED,this.onBufferCreated,this)},g.unregisterListeners=function(){var t=this.hls;t.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(I.Events.MEDIA_DETACHED,this.onMediaDetached,this),t.off(I.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},g.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},g.onMediaAttached=function(t,o){this.media=o.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},g.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},g.onBufferCreated=function(t,o){var i,p;this.audioBuffer=(i=o.tracks.audio)===null||i===void 0?void 0:i.buffer,this.videoBuffer=(p=o.tracks.video)===null||p===void 0?void 0:p.buffer},g.createData=function(){var t;return{v:D.CMCDVersion,sf:D.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(t=this.media)===null||t===void 0?void 0:t.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},g.apply=function(t,o){o===void 0&&(o={}),O(o,this.createData());var i=o.ot===D.CMCDObjectType.INIT||o.ot===D.CMCDObjectType.VIDEO||o.ot===D.CMCDObjectType.MUXED;if(this.starved&&i&&(o.bs=!0,o.su=!0,this.starved=!1),o.su==null&&(o.su=this.buffering),this.useHeaders){var p=v.toHeaders(o);if(!Object.keys(p).length)return;t.headers||(t.headers={}),O(t.headers,p)}else{var f=v.toQuery(o);if(!f)return;t.url=v.appendQueryToUri(t.url,f)}},g.getObjectType=function(t){var o=t.type;return o==="subtitle"?D.CMCDObjectType.TIMED_TEXT:t.sn==="initSegment"?D.CMCDObjectType.INIT:o==="audio"?D.CMCDObjectType.AUDIO:o==="main"?this.hls.audioTracks.length?D.CMCDObjectType.VIDEO:D.CMCDObjectType.MUXED:void 0},g.getTopBandwidth=function(t){for(var o=0,i=t===D.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,p=C(i),f;!(f=p()).done;){var s=f.value;s.bitrate>o&&(o=s.bitrate)}return o>0?o:NaN},g.getBufferLength=function(t){var o=this.hls.media,i=t===D.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!i||!o)return NaN;var p=E.BufferHelper.bufferInfo(i,o.currentTime,this.config.maxBufferHole);return p.len*1e3},g.createPlaylistLoader=function(){var t=this.config.pLoader,o=this.applyPlaylistData,i=t||this.config.loader;return function(){function p(s){this.loader=void 0,this.loader=new i(s)}var f=p.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(m,l,a){o(m),this.loader.load(m,l,a)},_(p,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),p}()},g.createFragmentLoader=function(){var t=this.config.fLoader,o=this.applyFragmentData,i=t||this.config.loader;return function(){function p(s){this.loader=void 0,this.loader=new i(s)}var f=p.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(m,l,a){o(m),this.loader.load(m,l,a)},_(p,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),p}()},v.uuid=function(){var t=URL.createObjectURL(new Blob),o=t.toString();return URL.revokeObjectURL(t),o.substr(o.lastIndexOf("/")+1)},v.serialize=function(t){for(var o=[],i=function(A){return!Number.isNaN(A)&&A!=null&&A!==""&&A!==!1},p=function(A){return Math.round(A)},f=function(A){return p(A/100)*100},s=function(A){return encodeURIComponent(A)},m={br:p,d:p,bl:f,dl:f,mtp:f,nor:s,rtp:f,tb:p},l=Object.keys(t||{}).sort(),a=C(l),r;!(r=a()).done;){var e=r.value,n=t[e];if(!i(n))continue;if(e==="v"&&n===1)continue;if(e=="pr"&&n===1)continue;var c=m[e];c&&(n=c(n));var h=typeof n,u=void 0;e==="ot"||e==="sf"||e==="st"?u=e+"="+n:h==="boolean"?u=e:h==="number"?u=e+"="+n:u=e+"="+JSON.stringify(n),o.push(u)}return o.join(",")},v.toHeaders=function(t){for(var o=Object.keys(t),i={},p=["Object","Request","Session","Status"],f=[{},{},{},{}],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},m=0,l=o;m<l.length;m++){var a=l[m],r=s[a]!=null?s[a]:1;f[r][a]=t[a]}for(var e=0;e<f.length;e++){var n=v.serialize(f[e]);n&&(i["CMCD-"+p[e]]=n)}return i},v.toQuery=function(t){return"CMCD="+encodeURIComponent(v.serialize(t))},v.appendQueryToUri=function(t,o){if(!o)return t;var i=t.includes("?")?"&":"?";return""+t+i+o},v}()},"./src/controller/eme-controller.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/events.ts"),D=S("./src/errors.ts"),E=S("./src/utils/logger.ts"),L=S("./src/utils/mediakeys-helper.ts");function R(x,v){for(var g=0;g<v.length;g++){var d=v[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(x,d.key,d)}}function _(x,v,g){return v&&R(x.prototype,v),g&&R(x,g),x}var C=3,y=function(v,g,d){var t={audioCapabilities:[],videoCapabilities:[]};return v.forEach(function(o){t.audioCapabilities.push({contentType:'audio/mp4; codecs="'+o+'"',robustness:d.audioRobustness||""})}),g.forEach(function(o){t.videoCapabilities.push({contentType:'video/mp4; codecs="'+o+'"',robustness:d.videoRobustness||""})}),[t]},T=function(v,g,d,t){switch(v){case L.KeySystems.WIDEVINE:return y(g,d,t);default:throw new Error("Unknown key-system: "+v)}},O=function(){function x(g){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=g,this._config=g.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=x.prototype;return v.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},v._registerListeners=function(){this.hls.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(I.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this)},v._unregisterListeners=function(){this.hls.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(I.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this)},v.getLicenseServerUrl=function(d){switch(d){case L.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},v._attemptKeySystemAccess=function(d,t,o){var i=this,p=T(d,t,o,this._drmSystemOptions);E.logger.log("Requesting encrypted media key-system access");var f=this.requestMediaKeySystemAccess(d,p);this.mediaKeysPromise=f.then(function(s){return i._onMediaKeySystemAccessObtained(d,s)}),f.catch(function(s){E.logger.error('Failed to obtain key-system "'+d+'" access:',s)})},v._onMediaKeySystemAccessObtained=function(d,t){var o=this;E.logger.log('Access for key-system "'+d+'" obtained');var i={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:t,mediaKeySystemDomain:d};this._mediaKeysList.push(i);var p=Promise.resolve().then(function(){return t.createMediaKeys()}).then(function(f){return i.mediaKeys=f,E.logger.log('Media-keys created for key-system "'+d+'"'),o._onMediaKeysCreated(),f});return p.catch(function(f){E.logger.error("Failed to create media-keys:",f)}),p},v._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(t){t.mediaKeysSession||(t.mediaKeysSession=t.mediaKeys.createSession(),d._onNewMediaKeySession(t.mediaKeysSession))})},v._onNewMediaKeySession=function(d){var t=this;E.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(o){t._onKeySessionMessage(d,o.message)},!1)},v._onKeySessionMessage=function(d,t){E.logger.log("Got EME message event, creating license request"),this._requestLicense(t,function(o){E.logger.log("Received license data (length: "+(o&&o.byteLength)+"), updating key-session"),d.update(o)})},v.onMediaEncrypted=function(d){var t=this;if(E.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){E.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var o=function(p){if(!t._media)return;t._attemptSetMediaKeys(p),t._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(o).catch(o)},v._attemptSetMediaKeys=function(d){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var t=this._mediaKeysList[0];if(!t||!t.mediaKeys){E.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}E.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(t.mediaKeys),this._hasSetMediaKeys=!0}},v._generateRequestWithPreferredKeySession=function(d,t){var o=this,i=this._mediaKeysList[0];if(!i){E.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(i.mediaKeysSessionInitialized){E.logger.warn("Key-Session already initialized but requested again");return}var p=i.mediaKeysSession;if(!p){E.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!t){E.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}E.logger.log('Generating key-session request for "'+d+'" init data type'),i.mediaKeysSessionInitialized=!0,p.generateRequest(d,t).then(function(){E.logger.debug("Key-session generation succeeded")}).catch(function(f){E.logger.error("Error generating key-session request:",f),o.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},v._createLicenseXhr=function(d,t,o){var i=new XMLHttpRequest;i.responseType="arraybuffer",i.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,i,d,t,o);var p=this._licenseXhrSetup;if(p)try{p.call(this.hls,i,d),p=void 0}catch(f){E.logger.error(f)}try{i.readyState||i.open("POST",d,!0),p&&p.call(this.hls,i,d)}catch(f){throw new Error("issue setting up KeySystem license XHR "+f)}return i},v._onLicenseRequestReadyStageChange=function(d,t,o,i){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,E.logger.log("License request succeeded");var p=d.response,f=this._licenseResponseCallback;if(f)try{p=f.call(this.hls,d,t)}catch(m){E.logger.error(m)}i(p)}else{if(E.logger.error("License Request XHR failed ("+t+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>C){this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var s=C-this._requestLicenseFailureCount+1;E.logger.warn("Retrying license request, "+s+" attempts left"),this._requestLicense(o,i)}break}},v._generateLicenseRequestChallenge=function(d,t){switch(d.mediaKeySystemDomain){case L.KeySystems.WIDEVINE:return t}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},v._requestLicense=function(d,t){E.logger.log("Requesting content license for key-system");var o=this._mediaKeysList[0];if(!o){E.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var i=this.getLicenseServerUrl(o.mediaKeySystemDomain),p=this._createLicenseXhr(i,d,t);E.logger.log("Sending license request to URL: "+i);var f=this._generateLicenseRequestChallenge(o,d);p.send(f)}catch(s){E.logger.error("Failure requesting DRM license: "+s),this.hls.trigger(I.Events.ERROR,{type:D.ErrorTypes.KEY_SYSTEM_ERROR,details:D.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},v.onMediaAttached=function(d,t){if(!this._emeEnabled)return;var o=t.media;this._media=o,o.addEventListener("encrypted",this._onMediaEncrypted)},v.onMediaDetached=function(){var d=this._media,t=this._mediaKeysList;if(!d)return;d.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(t.map(function(o){if(o.mediaKeysSession)return o.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},v.onManifestParsed=function(d,t){if(!this._emeEnabled)return;var o=t.levels.map(function(p){return p.audioCodec}).filter(function(p){return!!p}),i=t.levels.map(function(p){return p.videoCodec}).filter(function(p){return!!p});this._attemptKeySystemAccess(L.KeySystems.WIDEVINE,o,i)},_(x,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),x}();M.default=O},"./src/controller/fps-controller.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/events.ts"),D=S("./src/utils/logger.ts"),E=function(){function L(_){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=_,this.registerListeners()}var R=L.prototype;return R.setStreamController=function(C){this.streamController=C},R.registerListeners=function(){this.hls.on(I.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},R.unregisterListeners=function(){this.hls.off(I.Events.MEDIA_ATTACHING,this.onMediaAttaching)},R.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},R.onMediaAttaching=function(C,y){var T=this.hls.config;if(T.capLevelOnFPSDrop){var O=y.media instanceof self.HTMLVideoElement?y.media:null;this.media=O,O&&typeof O.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),T.fpsDroppedMonitoringPeriod)}},R.checkFPS=function(C,y,T){var O=performance.now();if(y){if(this.lastTime){var x=O-this.lastTime,v=T-this.lastDroppedFrames,g=y-this.lastDecodedFrames,d=1e3*v/x,t=this.hls;if(t.trigger(I.Events.FPS_DROP,{currentDropped:v,currentDecoded:g,totalDroppedFrames:T}),d>0&&v>t.config.fpsDroppedMonitoringThreshold*g){var o=t.currentLevel;D.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+o),o>0&&(t.autoLevelCapping===-1||t.autoLevelCapping>=o)&&(o=o-1,t.trigger(I.Events.FPS_DROP_LEVEL_CAPPING,{level:o,droppedLevel:t.currentLevel}),t.autoLevelCapping=o,this.streamController.nextLevelSwitch())}}this.lastTime=O,this.lastDroppedFrames=T,this.lastDecodedFrames=y}},R.checkFPSInterval=function(){var C=this.media;if(C)if(this.isVideoPlaybackQualityAvailable){var y=C.getVideoPlaybackQuality();this.checkFPS(C,y.totalVideoFrames,y.droppedVideoFrames)}else this.checkFPS(C,C.webkitDecodedFrameCount,C.webkitDroppedFrameCount)},L}();M.default=E},"./src/controller/fragment-finders.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"findFragmentByPDT",function(){return E}),S.d(M,"findFragmentByPTS",function(){return L}),S.d(M,"fragmentWithinToleranceTest",function(){return R}),S.d(M,"pdtWithinToleranceTest",function(){return _}),S.d(M,"findFragWithCC",function(){return C});var I=S("./src/polyfills/number.ts"),D=S("./src/utils/binary-search.ts");function E(y,T,O){if(T===null||!Array.isArray(y)||!y.length||!Object(I.isFiniteNumber)(T))return null;var x=y[0].programDateTime;if(T<(x||0))return null;var v=y[y.length-1].endProgramDateTime;if(T>=(v||0))return null;O=O||0;for(var g=0;g<y.length;++g){var d=y[g];if(_(T,O,d))return d}return null}function L(y,T,O,x){O===void 0&&(O=0),x===void 0&&(x=0);var v=null;if(y?v=T[y.sn-T[0].sn+1]||null:O===0&&T[0].start===0&&(v=T[0]),v&&R(O,x,v)===0)return v;var g=D.default.search(T,R.bind(null,O,x));return g||v}function R(y,T,O){y===void 0&&(y=0),T===void 0&&(T=0);var x=Math.min(T,O.duration+(O.deltaPTS?O.deltaPTS:0));return O.start+O.duration-x<=y?1:O.start-x>y&&O.start?-1:0}function _(y,T,O){var x=Math.min(T,O.duration+(O.deltaPTS?O.deltaPTS:0))*1e3,v=O.endProgramDateTime||0;return v-x>y}function C(y,T){return D.default.search(y,function(O){return O.cc<T?1:O.cc>T?-1:0})}},"./src/controller/fragment-tracker.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"FragmentState",function(){return E}),S.d(M,"FragmentTracker",function(){return L});var I=S("./src/events.ts"),D=S("./src/types/loader.ts"),E;(function(C){C.NOT_LOADED="NOT_LOADED",C.BACKTRACKED="BACKTRACKED",C.APPENDING="APPENDING",C.PARTIAL="PARTIAL",C.OK="OK"})(E||(E={}));var L=function(){function C(T){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=T,this._registerListeners()}var y=C.prototype;return y._registerListeners=function(){var O=this.hls;O.on(I.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.on(I.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.on(I.Events.FRAG_LOADED,this.onFragLoaded,this)},y._unregisterListeners=function(){var O=this.hls;O.off(I.Events.BUFFER_APPENDED,this.onBufferAppended,this),O.off(I.Events.FRAG_BUFFERED,this.onFragBuffered,this),O.off(I.Events.FRAG_LOADED,this.onFragLoaded,this)},y.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},y.getAppendedFrag=function(O,x){if(x===D.PlaylistLevelType.MAIN){var v=this.activeFragment,g=this.activeParts;if(!v)return null;if(g)for(var d=g.length;d--;){var t=g[d],o=t?t.end:v.appendedPTS;if(t.start<=O&&o!==void 0&&O<=o)return d>9&&(this.activeParts=g.slice(d-9)),t}else if(v.start<=O&&v.appendedPTS!==void 0&&O<=v.appendedPTS)return v}return this.getBufferedFrag(O,x)},y.getBufferedFrag=function(O,x){for(var v=this.fragments,g=Object.keys(v),d=g.length;d--;){var t=v[g[d]];if((t==null?void 0:t.body.type)===x&&t.buffered){var o=t.body;if(o.start<=O&&O<=o.end)return o}}return null},y.detectEvictedFragments=function(O,x,v){var g=this;Object.keys(this.fragments).forEach(function(d){var t=g.fragments[d];if(!t)return;if(!t.buffered){t.body.type===v&&g.removeFragment(t.body);return}var o=t.range[O];if(!o)return;o.time.some(function(i){var p=!g.isTimeBuffered(i.startPTS,i.endPTS,x);return p&&g.removeFragment(t.body),p})})},y.detectPartialFragments=function(O){var x=this,v=this.timeRanges,g=O.frag,d=O.part;if(!v||g.sn==="initSegment")return;var t=_(g),o=this.fragments[t];if(!o)return;Object.keys(v).forEach(function(i){var p=g.elementaryStreams[i];if(!p)return;var f=v[i],s=d!==null||p.partial===!0;o.range[i]=x.getBufferedTimes(g,d,s,f)}),o.backtrack=o.loaded=null,Object.keys(o.range).length?o.buffered=!0:this.removeFragment(o.body)},y.fragBuffered=function(O){var x=_(O),v=this.fragments[x];v&&(v.backtrack=v.loaded=null,v.buffered=!0)},y.getBufferedTimes=function(O,x,v,g){for(var d={time:[],partial:v},t=x?x.start:O.start,o=x?x.end:O.end,i=O.minEndPTS||o,p=O.maxStartPTS||t,f=0;f<g.length;f++){var s=g.start(f)-this.bufferPadding,m=g.end(f)+this.bufferPadding;if(p>=s&&i<=m){d.time.push({startPTS:Math.max(t,g.start(f)),endPTS:Math.min(o,g.end(f))});break}else if(t<m&&o>s)d.partial=!0,d.time.push({startPTS:Math.max(t,g.start(f)),endPTS:Math.min(o,g.end(f))});else if(o<=s)break}return d},y.getPartialFragment=function(O){var x=null,v,g,d,t=0,o=this.bufferPadding,i=this.fragments;return Object.keys(i).forEach(function(p){var f=i[p];if(!f)return;R(f)&&(g=f.body.start-o,d=f.body.end+o,O>=g&&O<=d&&(v=Math.min(O-g,d-O),t<=v&&(x=f.body,t=v)))}),x},y.getState=function(O){var x=_(O),v=this.fragments[x];return v?v.buffered?R(v)?E.PARTIAL:E.OK:v.backtrack?E.BACKTRACKED:E.APPENDING:E.NOT_LOADED},y.backtrack=function(O,x){var v=_(O),g=this.fragments[v];if(!g||g.backtrack)return null;var d=g.backtrack=x||g.loaded;return g.loaded=null,d},y.getBacktrackData=function(O){var x=_(O),v=this.fragments[x];if(v){var g,d=v.backtrack;if(d!=null&&(g=d.payload)!==null&&g!==void 0&&g.byteLength)return d;this.removeFragment(O)}return null},y.isTimeBuffered=function(O,x,v){for(var g,d,t=0;t<v.length;t++){if(g=v.start(t)-this.bufferPadding,d=v.end(t)+this.bufferPadding,O>=g&&x<=d)return!0;if(x<=g)return!1}return!1},y.onFragLoaded=function(O,x){var v=x.frag,g=x.part;if(v.sn==="initSegment"||v.bitrateTest||g)return;var d=_(v);this.fragments[d]={body:v,loaded:x,backtrack:null,buffered:!1,range:Object.create(null)}},y.onBufferAppended=function(O,x){var v=this,g=x.frag,d=x.part,t=x.timeRanges;if(g.type===D.PlaylistLevelType.MAIN)if(this.activeFragment=g,d){var o=this.activeParts;o||(this.activeParts=o=[]),o.push(d)}else this.activeParts=null;this.timeRanges=t,Object.keys(t).forEach(function(i){var p=t[i];if(v.detectEvictedFragments(i,p),!d)for(var f=0;f<p.length;f++)g.appendedPTS=Math.max(p.end(f),g.appendedPTS||0)})},y.onFragBuffered=function(O,x){this.detectPartialFragments(x)},y.hasFragment=function(O){var x=_(O);return!!this.fragments[x]},y.removeFragmentsInRange=function(O,x,v){var g=this;Object.keys(this.fragments).forEach(function(d){var t=g.fragments[d];if(!t)return;if(t.buffered){var o=t.body;o.type===v&&o.start<x&&o.end>O&&g.removeFragment(o)}})},y.removeFragment=function(O){var x=_(O);O.stats.loaded=0,O.clearElementaryStreamInfo(),delete this.fragments[x]},y.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},C}();function R(C){var y,T;return C.buffered&&(((y=C.range.video)===null||y===void 0?void 0:y.partial)||((T=C.range.audio)===null||T===void 0?void 0:T.partial))}function _(C){return C.type+"_"+C.level+"_"+C.urlId+"_"+C.sn}},"./src/controller/gap-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"STALL_MINIMUM_DURATION_MS",function(){return R}),S.d(M,"MAX_START_GAP_JUMP",function(){return _}),S.d(M,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return C}),S.d(M,"SKIP_BUFFER_RANGE_START",function(){return y}),S.d(M,"default",function(){return T});var I=S("./src/utils/buffer-helper.ts"),D=S("./src/errors.ts"),E=S("./src/events.ts"),L=S("./src/utils/logger.ts"),R=250,_=2,C=.1,y=.05,T=function(){function O(v,g,d,t){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=g,this.fragmentTracker=d,this.hls=t}var x=O.prototype;return x.destroy=function(){this.hls=this.fragmentTracker=this.media=null},x.poll=function(g){var d=this.config,t=this.media,o=this.stalled,i=t.currentTime,p=t.seeking,f=this.seeking&&!p,s=!this.seeking&&p;if(this.seeking=p,i!==g){if(this.moved=!0,o!==null){if(this.stallReported){var m=self.performance.now()-o;L.logger.warn("playback not stuck anymore @"+i+", after "+Math.round(m)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((s||f)&&(this.stalled=null),t.paused||t.ended||t.playbackRate===0||!I.BufferHelper.getBuffered(t).length)return;var l=I.BufferHelper.bufferInfo(t,i,0),a=l.len>0,r=l.nextStart||0;if(!a&&!r)return;if(p){var e=l.len>_,n=!r||r-i>_&&!this.fragmentTracker.getPartialFragment(i);if(e||n)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var c,h=Math.max(r,l.start||0)-i,u=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,b=u==null||((c=u.details)===null||c===void 0)?void 0:c.live,A=b?u.details.targetduration*2:_;if(h>0&&h<=A){this._trySkipBufferHole(null);return}}var P=self.performance.now();if(o===null){this.stalled=P;return}var w=P-o;!p&&w>=R&&this._reportStall(l.len);var U=I.BufferHelper.bufferInfo(t,i,d.maxBufferHole);this._tryFixBufferStall(U,w)},x._tryFixBufferStall=function(g,d){var t=this.config,o=this.fragmentTracker,i=this.media,p=i.currentTime,f=o.getPartialFragment(p);if(f){var s=this._trySkipBufferHole(f);if(s)return}g.len>t.maxBufferHole&&d>t.highBufferWatchdogPeriod*1e3&&(L.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},x._reportStall=function(g){var d=this.hls,t=this.media,o=this.stallReported;o||(this.stallReported=!0,L.logger.warn("Playback stalling at @"+t.currentTime+" due to low buffer (buffer="+g+")"),d.trigger(E.Events.ERROR,{type:D.ErrorTypes.MEDIA_ERROR,details:D.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:g}))},x._trySkipBufferHole=function(g){for(var d=this.config,t=this.hls,o=this.media,i=o.currentTime,p=0,f=I.BufferHelper.getBuffered(o),s=0;s<f.length;s++){var m=f.start(s);if(i+d.maxBufferHole>=p&&i<m){var l=Math.max(m+y,o.currentTime+C);return L.logger.warn("skipping hole, adjusting currentTime from "+i+" to "+l),this.moved=!0,this.stalled=null,o.currentTime=l,g&&t.trigger(E.Events.ERROR,{type:D.ErrorTypes.MEDIA_ERROR,details:D.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+i+" to "+l,frag:g}),l}p=f.end(s)}return 0},x._tryNudgeBuffer=function(){var g=this.config,d=this.hls,t=this.media,o=t.currentTime,i=(this.nudgeRetry||0)+1;if(this.nudgeRetry=i,i<g.nudgeMaxRetry){var p=o+i*g.nudgeOffset;L.logger.warn("Nudging 'currentTime' from "+o+" to "+p),t.currentTime=p,d.trigger(E.Events.ERROR,{type:D.ErrorTypes.MEDIA_ERROR,details:D.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else L.logger.error("Playhead still not moving while enough data buffered @"+o+" after "+g.nudgeMaxRetry+" nudges"),d.trigger(E.Events.ERROR,{type:D.ErrorTypes.MEDIA_ERROR,details:D.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},O}()},"./src/controller/id3-track-controller.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/events.ts"),D=S("./src/utils/texttrack-utils.ts"),E=S("./src/demux/id3.ts"),L=.25,R=function(){function _(y){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=y,this._registerListeners()}var C=_.prototype;return C.destroy=function(){this._unregisterListeners()},C._registerListeners=function(){var T=this.hls;T.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),T.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),T.on(I.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),T.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},C._unregisterListeners=function(){var T=this.hls;T.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),T.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),T.off(I.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),T.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},C.onMediaAttached=function(T,O){this.media=O.media},C.onMediaDetaching=function(){if(!this.id3Track)return;Object(D.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},C.getID3Track=function(T){if(!this.media)return;for(var O=0;O<T.length;O++){var x=T[O];if(x.kind==="metadata"&&x.label==="id3")return Object(D.sendAddTrackEvent)(x,this.media),x}return this.media.addTextTrack("metadata","id3")},C.onFragParsingMetadata=function(T,O){if(!this.media)return;var x=O.frag,v=O.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var g=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,d=0;d<v.length;d++){var t=E.getID3Frames(v[d].data);if(t){var o=v[d].pts,i=d<v.length-1?v[d+1].pts:x.end,p=i-o;p<=0&&(i=o+L);for(var f=0;f<t.length;f++){var s=t[f];if(!E.isTimeStampFrame(s)){var m=new g(o,i,"");m.value=s,this.id3Track.addCue(m)}}}}},C.onBufferFlushing=function(T,O){var x=O.startOffset,v=O.endOffset,g=O.type;if(!g||g==="audio"){var d=this.id3Track;d&&Object(D.removeCuesInRange)(d,x,v)}},_}();M.default=R},"./src/controller/latency-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return _});var I=S("./src/errors.ts"),D=S("./src/events.ts"),E=S("./src/utils/logger.ts");function L(C,y){for(var T=0;T<y.length;T++){var O=y[T];O.enumerable=O.enumerable||!1,O.configurable=!0,"value"in O&&(O.writable=!0),Object.defineProperty(C,O.key,O)}}function R(C,y,T){return y&&L(C.prototype,y),T&&L(C,T),C}var _=function(){function C(T){var O=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 O.timeupdate()},this.hls=T,this.config=T.config,this.registerListeners()}var y=C.prototype;return y.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},y.registerListeners=function(){this.hls.on(D.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(D.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(D.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(D.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(D.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){this.hls.off(D.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(D.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(D.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(D.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(D.Events.ERROR,this.onError)},y.onMediaAttached=function(O,x){this.media=x.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},y.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},y.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},y.onLevelUpdated=function(O,x){var v=x.details;this.levelDetails=v,v.advanced&&this.timeupdate(),!v.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},y.onError=function(O,x){if(x.details!==I.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,E.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},y.timeupdate=function(){var O=this.media,x=this.levelDetails;if(!O||!x)return;this.currentTime=O.currentTime;var v=this.computeLatency();if(v===null)return;this._latency=v;var g=this.config,d=g.lowLatencyMode,t=g.maxLiveSyncPlaybackRate;if(!d||t===1)return;var o=this.targetLatency;if(o===null)return;var i=v-o,p=Math.min(this.maxLatency,o+x.targetduration),f=i<p;if(x.live&&f&&i>.05&&this.forwardBufferLength>1){var s=Math.min(2,Math.max(1,t)),m=Math.round(2/(1+Math.exp(-.75*i-this.edgeStalled))*20)/20;O.playbackRate=Math.min(s,Math.max(1,m))}else O.playbackRate!==1&&O.playbackRate!==0&&(O.playbackRate=1)},y.estimateLiveEdge=function(){var O=this.levelDetails;return O===null?null:O.edge+O.age},y.computeLatency=function(){var O=this.estimateLiveEdge();return O===null?null:O-this.currentTime},R(C,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var O=this.config,x=this.levelDetails;return O.liveMaxLatencyDuration!==void 0?O.liveMaxLatencyDuration:x?O.liveMaxLatencyDurationCount*x.targetduration:0}},{key:"targetLatency",get:function(){var O=this.levelDetails;if(O===null)return null;var x=O.holdBack,v=O.partHoldBack,g=O.targetduration,d=this.config,t=d.liveSyncDuration,o=d.liveSyncDurationCount,i=d.lowLatencyMode,p=this.hls.userConfig,f=i&&v||x;(p.liveSyncDuration||p.liveSyncDurationCount||f===0)&&(f=t!==void 0?t:o*g);var s=g,m=1;return f+Math.min(this.stallCount*m,s)}},{key:"liveSyncPosition",get:function(){var O=this.estimateLiveEdge(),x=this.targetLatency,v=this.levelDetails;if(O===null||x===null||v===null)return null;var g=v.edge,d=O-x-this.edgeStalled,t=g-v.totalduration,o=g-(this.config.lowLatencyMode&&v.partTarget||v.targetduration);return Math.min(Math.max(t,d),o)}},{key:"drift",get:function(){var O=this.levelDetails;return O===null?1:O.drift}},{key:"edgeStalled",get:function(){var O=this.levelDetails;if(O===null)return 0;var x=(this.config.lowLatencyMode&&O.partTarget||O.targetduration)*3;return Math.max(O.age-x,0)}},{key:"forwardBufferLength",get:function(){var O=this.media,x=this.levelDetails;if(!O||!x)return 0;var v=O.buffered.length;return v?O.buffered.end(v-1):x.edge-this.currentTime}}]),C}()},"./src/controller/level-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return d});var I=S("./src/types/level.ts"),D=S("./src/events.ts"),E=S("./src/errors.ts"),L=S("./src/utils/codecs.ts"),R=S("./src/controller/level-helper.ts"),_=S("./src/controller/base-playlist-controller.ts"),C=S("./src/types/loader.ts");function y(){return y=Object.assign||function(t){for(var o=1;o<arguments.length;o++){var i=arguments[o];for(var p in i)Object.prototype.hasOwnProperty.call(i,p)&&(t[p]=i[p])}return t},y.apply(this,arguments)}function T(t,o){for(var i=0;i<o.length;i++){var p=o[i];p.enumerable=p.enumerable||!1,p.configurable=!0,"value"in p&&(p.writable=!0),Object.defineProperty(t,p.key,p)}}function O(t,o,i){return o&&T(t.prototype,o),i&&T(t,i),t}function x(t,o){t.prototype=Object.create(o.prototype),t.prototype.constructor=t,v(t,o)}function v(t,o){return v=Object.setPrototypeOf||function(p,f){return p.__proto__=f,p},v(t,o)}var g=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(t){x(o,t);function o(p){var f;return f=t.call(this,p,"[level-controller]")||this,f._levels=[],f._firstLevel=-1,f._startLevel=void 0,f.currentLevelIndex=-1,f.manualLevelIndex=-1,f.onParsedComplete=void 0,f._registerListeners(),f}var i=o.prototype;return i._registerListeners=function(){var f=this.hls;f.on(D.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.on(D.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(D.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(D.Events.FRAG_LOADED,this.onFragLoaded,this),f.on(D.Events.ERROR,this.onError,this)},i._unregisterListeners=function(){var f=this.hls;f.off(D.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.off(D.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(D.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(D.Events.FRAG_LOADED,this.onFragLoaded,this),f.off(D.Events.ERROR,this.onError,this)},i.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,t.prototype.destroy.call(this)},i.startLoad=function(){var f=this._levels;f.forEach(function(s){s.loadError=0}),t.prototype.startLoad.call(this)},i.onManifestLoaded=function(f,s){var m=[],l=[],a=[],r,e={},n,c=!1,h=!1,u=!1;if(s.levels.forEach(function(w){var U=w.attrs;c=c||!!(w.width&&w.height),h=h||!!w.videoCodec,u=u||!!w.audioCodec,g&&w.audioCodec&&w.audioCodec.indexOf("mp4a.40.34")!==-1&&(w.audioCodec=void 0);var N=w.bitrate+"-"+w.attrs.RESOLUTION+"-"+w.attrs.CODECS;n=e[N],n?n.url.push(w.url):(n=new I.Level(w),e[N]=n,m.push(n)),U&&(U.AUDIO&&Object(R.addGroupId)(n,"audio",U.AUDIO),U.SUBTITLES&&Object(R.addGroupId)(n,"text",U.SUBTITLES))}),(c||h)&&u&&(m=m.filter(function(w){var U=w.videoCodec,N=w.width,F=w.height;return!!U||!!(N&&F)})),m=m.filter(function(w){var U=w.audioCodec,N=w.videoCodec;return(!U||Object(L.isCodecSupportedInMp4)(U,"audio"))&&(!N||Object(L.isCodecSupportedInMp4)(N,"video"))}),s.audioTracks&&(l=s.audioTracks.filter(function(w){return!w.audioCodec||Object(L.isCodecSupportedInMp4)(w.audioCodec,"audio")}),Object(R.assignTrackIdsByGroup)(l)),s.subtitles&&(a=s.subtitles,Object(R.assignTrackIdsByGroup)(a)),m.length>0){r=m[0].bitrate,m.sort(function(w,U){return w.bitrate-U.bitrate}),this._levels=m;for(var b=0;b<m.length;b++)if(m[b].bitrate===r){this._firstLevel=b,this.log("manifest loaded, "+m.length+" level(s) found, first bitrate: "+r);break}var A=u&&!h,P={levels:m,audioTracks:l,subtitleTracks:a,firstLevel:this._firstLevel,stats:s.stats,audio:u,video:h,altAudio:!A&&l.some(function(w){return!!w.url})};this.hls.trigger(D.Events.MANIFEST_PARSED,P),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(D.Events.ERROR,{type:E.ErrorTypes.MEDIA_ERROR,details:E.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:s.url,reason:"no level with compatible codecs found in manifest"})},i.onError=function(f,s){if(t.prototype.onError.call(this,f,s),s.fatal)return;var m=s.context,l=this._levels[this.currentLevelIndex];if(m&&(m.type===C.PlaylistContextType.AUDIO_TRACK&&l.audioGroupIds&&m.groupId===l.audioGroupIds[l.urlId]||m.type===C.PlaylistContextType.SUBTITLE_TRACK&&l.textGroupIds&&m.groupId===l.textGroupIds[l.urlId])){this.redundantFailover(this.currentLevelIndex);return}var a=!1,r=!0,e;switch(s.details){case E.ErrorDetails.FRAG_LOAD_ERROR:case E.ErrorDetails.FRAG_LOAD_TIMEOUT:case E.ErrorDetails.KEY_LOAD_ERROR:case E.ErrorDetails.KEY_LOAD_TIMEOUT:if(s.frag){var n=this._levels[s.frag.level];n?(n.fragmentError++,n.fragmentError>this.hls.config.fragLoadingMaxRetry&&(e=s.frag.level)):e=s.frag.level}break;case E.ErrorDetails.LEVEL_LOAD_ERROR:case E.ErrorDetails.LEVEL_LOAD_TIMEOUT:m&&(m.deliveryDirectives&&(r=!1),e=m.level),a=!0;break;case E.ErrorDetails.REMUX_ALLOC_ERROR:e=s.level,a=!0;break}e!==void 0&&this.recoverLevel(s,e,a,r)},i.recoverLevel=function(f,s,m,l){var a=f.details,r=this._levels[s];if(r.loadError++,m){var e=this.retryLoadingOrFail(f);if(e)f.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(l){var n=r.url.length;if(n>1&&r.loadError<n)f.levelRetry=!0,this.redundantFailover(s);else if(this.manualLevelIndex===-1){var c=s===0?this._levels.length-1:s-1;this.currentLevelIndex!==c&&this._levels[c].loadError===0&&(this.warn(a+": switch to "+c),f.levelRetry=!0,this.hls.nextAutoLevel=c)}}},i.redundantFailover=function(f){var s=this._levels[f],m=s.url.length;if(m>1){var l=(s.urlId+1)%m;this.warn("Switching to redundant URL-id "+l),this._levels.forEach(function(a){a.urlId=l}),this.level=f}},i.onFragLoaded=function(f,s){var m=s.frag;if(m!==void 0&&m.type===C.PlaylistLevelType.MAIN){var l=this._levels[m.level];l!==void 0&&(l.fragmentError=0,l.loadError=0)}},i.onLevelLoaded=function(f,s){var m,l=s.level,a=s.details,r=this._levels[l];if(!r){var e;this.warn("Invalid level index "+l),(e=s.deliveryDirectives)!==null&&e!==void 0&&e.skip&&(a.deltaUpdateFailed=!0);return}l===this.currentLevelIndex?(r.fragmentError===0&&(r.loadError=0,this.retryCount=0),this.playlistLoaded(l,s,r.details)):(m=s.deliveryDirectives)!==null&&m!==void 0&&m.skip&&(a.deltaUpdateFailed=!0)},i.onAudioTrackSwitched=function(f,s){var m=this.hls.levels[this.currentLevelIndex];if(!m)return;if(m.audioGroupIds){for(var l=-1,a=this.hls.audioTracks[s.id].groupId,r=0;r<m.audioGroupIds.length;r++)if(m.audioGroupIds[r]===a){l=r;break}l!==m.urlId&&(m.urlId=l,this.startLoad())}},i.loadPlaylist=function(f){var s=this.currentLevelIndex,m=this._levels[s];if(this.canLoad&&m&&m.url.length>0){var l=m.urlId,a=m.url[l];if(f)try{a=f.addDirectives(a)}catch(r){this.warn("Could not construct new URL with HLS Delivery Directives: "+r)}this.log("Attempt loading level index "+s+(f?" at sn "+f.msn+" part "+f.part:"")+" with URL-id "+l+" "+a),this.clearTimer(),this.hls.trigger(D.Events.LEVEL_LOADING,{url:a,level:s,id:l,deliveryDirectives:f||null})}},i.removeLevel=function(f,s){var m=function(r,e){return e!==s},l=this._levels.filter(function(a,r){return r!==f?!0:a.url.length>1&&s!==void 0?(a.url=a.url.filter(m),a.audioGroupIds&&(a.audioGroupIds=a.audioGroupIds.filter(m)),a.textGroupIds&&(a.textGroupIds=a.textGroupIds.filter(m)),a.urlId=0,!0):!1}).map(function(a,r){var e=a.details;return e!=null&&e.fragments&&e.fragments.forEach(function(n){n.level=r}),a});this._levels=l,this.hls.trigger(D.Events.LEVELS_UPDATED,{levels:l})},O(o,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(f){var s,m=this._levels;if(m.length===0)return;if(this.currentLevelIndex===f&&(s=m[f])!==null&&s!==void 0&&s.details)return;if(f<0||f>=m.length){var l=f<0;if(this.hls.trigger(D.Events.ERROR,{type:E.ErrorTypes.OTHER_ERROR,details:E.ErrorDetails.LEVEL_SWITCH_ERROR,level:f,fatal:l,reason:"invalid level idx"}),l)return;f=Math.min(f,m.length-1)}this.clearTimer();var a=this.currentLevelIndex,r=m[a],e=m[f];this.log("switching to level "+f+" from "+a),this.currentLevelIndex=f;var n=y({},e,{level:f,maxBitrate:e.maxBitrate,uri:e.uri,urlId:e.urlId});delete n._urlId,this.hls.trigger(D.Events.LEVEL_SWITCHING,n);var c=e.details;if(!c||c.live){var h=this.switchParams(e.uri,r==null?void 0:r.details);this.loadPlaylist(h)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(f){this.manualLevelIndex=f,this._startLevel===void 0&&(this._startLevel=f),f!==-1&&(this.level=f)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(f){this._firstLevel=f}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var f=this.hls.config.startLevel;return f!==void 0?f:this._firstLevel}else return this._startLevel},set:function(f){this._startLevel=f}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(f){this.level=f,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=f)}}]),o}(_.default)},"./src/controller/level-helper.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"addGroupId",function(){return E}),S.d(M,"assignTrackIdsByGroup",function(){return L}),S.d(M,"updatePTS",function(){return R}),S.d(M,"updateFragPTSDTS",function(){return C}),S.d(M,"mergeDetails",function(){return y}),S.d(M,"mapPartIntersection",function(){return T}),S.d(M,"mapFragmentIntersection",function(){return O}),S.d(M,"adjustSliding",function(){return x}),S.d(M,"addSliding",function(){return v}),S.d(M,"computeReloadInterval",function(){return g}),S.d(M,"getFragmentWithSN",function(){return d}),S.d(M,"getPartWith",function(){return t});var I=S("./src/polyfills/number.ts"),D=S("./src/utils/logger.ts");function E(o,i,p){switch(i){case"audio":o.audioGroupIds||(o.audioGroupIds=[]),o.audioGroupIds.push(p);break;case"text":o.textGroupIds||(o.textGroupIds=[]),o.textGroupIds.push(p);break}}function L(o){var i={};o.forEach(function(p){var f=p.groupId||"";p.id=i[f]=i[f]||0,i[f]++})}function R(o,i,p){var f=o[i],s=o[p];_(f,s)}function _(o,i){var p=i.startPTS;if(Object(I.isFiniteNumber)(p)){var f=0,s;i.sn>o.sn?(f=p-o.start,s=o):(f=o.start-p,s=i),s.duration!==f&&(s.duration=f)}else if(i.sn>o.sn){var m=o.cc===i.cc;m&&o.minEndPTS?i.start=o.start+(o.minEndPTS-o.start):i.start=o.start+o.duration}else i.start=Math.max(o.start-i.duration,0)}function C(o,i,p,f,s,m){var l=f-p;l<=0&&(D.logger.warn("Fragment should have a positive duration",i),f=p+i.duration,m=s+i.duration);var a=p,r=f,e=i.startPTS,n=i.endPTS;if(Object(I.isFiniteNumber)(e)){var c=Math.abs(e-p);Object(I.isFiniteNumber)(i.deltaPTS)?i.deltaPTS=Math.max(c,i.deltaPTS):i.deltaPTS=c,a=Math.max(p,e),p=Math.min(p,e),s=Math.min(s,i.startDTS),r=Math.min(f,n),f=Math.max(f,n),m=Math.max(m,i.endDTS)}i.duration=f-p;var h=p-i.start;i.appendedPTS=f,i.start=i.startPTS=p,i.maxStartPTS=a,i.startDTS=s,i.endPTS=f,i.minEndPTS=r,i.endDTS=m;var u=i.sn;if(!o||u<o.startSN||u>o.endSN)return 0;var b,A=u-o.startSN,P=o.fragments;for(P[A]=i,b=A;b>0;b--)_(P[b],P[b-1]);for(b=A;b<P.length-1;b++)_(P[b],P[b+1]);return o.fragmentHint&&_(P[P.length-1],o.fragmentHint),o.PTSKnown=o.alignedSliding=!0,h}function y(o,i){for(var p=null,f=o.fragments,s=f.length-1;s>=0;s--){var m=f[s].initSegment;if(m){p=m;break}}o.fragmentHint&&delete o.fragmentHint.endPTS;var l=0,a;if(O(o,i,function(b,A){b.relurl&&(l=b.cc-A.cc),Object(I.isFiniteNumber)(b.startPTS)&&Object(I.isFiniteNumber)(b.endPTS)&&(A.start=A.startPTS=b.startPTS,A.startDTS=b.startDTS,A.appendedPTS=b.appendedPTS,A.maxStartPTS=b.maxStartPTS,A.endPTS=b.endPTS,A.endDTS=b.endDTS,A.minEndPTS=b.minEndPTS,A.duration=b.endPTS-b.startPTS,A.duration&&(a=A),i.PTSKnown=i.alignedSliding=!0),A.elementaryStreams=b.elementaryStreams,A.loader=b.loader,A.stats=b.stats,A.urlId=b.urlId,b.initSegment&&(A.initSegment=b.initSegment,p=b.initSegment)}),p){var r=i.fragmentHint?i.fragments.concat(i.fragmentHint):i.fragments;r.forEach(function(b){var A;(!b.initSegment||b.initSegment.relurl===((A=p)===null||A===void 0?void 0:A.relurl))&&(b.initSegment=p)})}if(i.skippedSegments&&(i.deltaUpdateFailed=i.fragments.some(function(b){return!b}),i.deltaUpdateFailed)){D.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var e=i.skippedSegments;e--;)i.fragments.shift();i.startSN=i.fragments[0].sn,i.startCC=i.fragments[0].cc}var n=i.fragments;if(l){D.logger.warn("discontinuity sliding from playlist, take drift into account");for(var c=0;c<n.length;c++)n[c].cc+=l}i.skippedSegments&&(i.startCC=i.fragments[0].cc),T(o.partList,i.partList,function(b,A){A.elementaryStreams=b.elementaryStreams,A.stats=b.stats}),a?C(i,a,a.startPTS,a.endPTS,a.startDTS,a.endDTS):x(o,i),n.length&&(i.totalduration=i.edge-n[0].start),i.driftStartTime=o.driftStartTime,i.driftStart=o.driftStart;var h=i.advancedDateTime;if(i.advanced&&h){var u=i.edge;i.driftStart||(i.driftStartTime=h,i.driftStart=u),i.driftEndTime=h,i.driftEnd=u}else i.driftEndTime=o.driftEndTime,i.driftEnd=o.driftEnd,i.advancedDateTime=o.advancedDateTime}function T(o,i,p){if(o&&i)for(var f=0,s=0,m=o.length;s<=m;s++){var l=o[s],a=i[s+f];l&&a&&l.index===a.index&&l.fragment.sn===a.fragment.sn?p(l,a):f--}}function O(o,i,p){for(var f=i.skippedSegments,s=Math.max(o.startSN,i.startSN)-i.startSN,m=(o.fragmentHint?1:0)+(f?i.endSN:Math.min(o.endSN,i.endSN))-i.startSN,l=i.startSN-o.startSN,a=i.fragmentHint?i.fragments.concat(i.fragmentHint):i.fragments,r=o.fragmentHint?o.fragments.concat(o.fragmentHint):o.fragments,e=s;e<=m;e++){var n=r[l+e],c=a[e];f&&!c&&e<f&&(c=i.fragments[e]=n),n&&c&&p(n,c)}}function x(o,i){var p=i.startSN+i.skippedSegments-o.startSN,f=o.fragments;if(p<0||p>=f.length)return;v(i,f[p].start)}function v(o,i){if(i){for(var p=o.fragments,f=o.skippedSegments;f<p.length;f++)p[f].start+=i;o.fragmentHint&&(o.fragmentHint.start+=i)}}function g(o,i){var p=1e3*o.levelTargetDuration,f=p/2,s=o.age,m=s>0&&s<p*3,l=i.loading.end-i.loading.start,a,r=o.availabilityDelay;if(o.updated===!1)if(m){var e=333*o.misses;a=Math.max(Math.min(f,l*2),e),o.availabilityDelay=(o.availabilityDelay||0)+a}else a=f;else m?(r=Math.min(r||p/2,s),o.availabilityDelay=r,a=r+p-s):a=p-l;return Math.round(a)}function d(o,i,p){if(!o||!o.details)return null;var f=o.details,s=f.fragments[i-f.startSN];return s||(s=f.fragmentHint,s&&s.sn===i?s:i<f.startSN&&p&&p.sn===i?p:null)}function t(o,i,p){if(!o||!o.details)return null;var f=o.details.partList;if(f)for(var s=f.length;s--;){var m=f[s];if(m.index===p&&m.fragment.sn===i)return m}return null}},"./src/controller/stream-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return f});var I=S("./src/polyfills/number.ts"),D=S("./src/controller/base-stream-controller.ts"),E=S("./src/is-supported.ts"),L=S("./src/events.ts"),R=S("./src/utils/buffer-helper.ts"),_=S("./src/controller/fragment-tracker.ts"),C=S("./src/types/loader.ts"),y=S("./src/loader/fragment.ts"),T=S("./src/demux/transmuxer-interface.ts"),O=S("./src/types/transmuxer.ts"),x=S("./src/controller/gap-controller.ts"),v=S("./src/errors.ts"),g=S("./src/utils/logger.ts");function d(s,m){for(var l=0;l<m.length;l++){var a=m[l];a.enumerable=a.enumerable||!1,a.configurable=!0,"value"in a&&(a.writable=!0),Object.defineProperty(s,a.key,a)}}function t(s,m,l){return m&&d(s.prototype,m),l&&d(s,l),s}function o(s,m){s.prototype=Object.create(m.prototype),s.prototype.constructor=s,i(s,m)}function i(s,m){return i=Object.setPrototypeOf||function(a,r){return a.__proto__=r,a},i(s,m)}var p=100,f=function(s){o(m,s);function m(a,r){var e;return e=s.call(this,a,r,"[stream-controller]")||this,e.audioCodecSwap=!1,e.gapController=null,e.level=-1,e._forceStartLoad=!1,e.altAudio=!1,e.audioOnly=!1,e.fragPlaying=null,e.onvplaying=null,e.onvseeked=null,e.fragLastKbps=0,e.stalled=!1,e.couldBacktrack=!1,e.audioCodecSwitch=!1,e.videoBuffer=null,e._registerListeners(),e}var l=m.prototype;return l._registerListeners=function(){var r=this.hls;r.on(L.Events.MEDIA_ATTACHED,this.onMediaAttached,this),r.on(L.Events.MEDIA_DETACHING,this.onMediaDetaching,this),r.on(L.Events.MANIFEST_LOADING,this.onManifestLoading,this),r.on(L.Events.MANIFEST_PARSED,this.onManifestParsed,this),r.on(L.Events.LEVEL_LOADING,this.onLevelLoading,this),r.on(L.Events.LEVEL_LOADED,this.onLevelLoaded,this),r.on(L.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),r.on(L.Events.ERROR,this.onError,this),r.on(L.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),r.on(L.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),r.on(L.Events.BUFFER_CREATED,this.onBufferCreated,this),r.on(L.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),r.on(L.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),r.on(L.Events.FRAG_BUFFERED,this.onFragBuffered,this)},l._unregisterListeners=function(){var r=this.hls;r.off(L.Events.MEDIA_ATTACHED,this.onMediaAttached,this),r.off(L.Events.MEDIA_DETACHING,this.onMediaDetaching,this),r.off(L.Events.MANIFEST_LOADING,this.onManifestLoading,this),r.off(L.Events.MANIFEST_PARSED,this.onManifestParsed,this),r.off(L.Events.LEVEL_LOADED,this.onLevelLoaded,this),r.off(L.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),r.off(L.Events.ERROR,this.onError,this),r.off(L.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),r.off(L.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),r.off(L.Events.BUFFER_CREATED,this.onBufferCreated,this),r.off(L.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),r.off(L.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),r.off(L.Events.FRAG_BUFFERED,this.onFragBuffered,this)},l.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},l.startLoad=function(r){if(this.levels){var e=this.lastCurrentTime,n=this.hls;if(this.stopLoad(),this.setInterval(p),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var c=n.startLevel;c===-1&&(n.config.testBandwidth?(c=0,this.bitrateTest=!0):c=n.nextAutoLevel),this.level=n.nextLoadLevel=c,this.loadedmetadata=!1}e>0&&r===-1&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),r=e),this.state=D.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=r,this.tick()}else this._forceStartLoad=!0,this.state=D.State.STOPPED},l.stopLoad=function(){this._forceStartLoad=!1,s.prototype.stopLoad.call(this)},l.doTick=function(){switch(this.state){case D.State.IDLE:this.doTickIdle();break;case D.State.WAITING_LEVEL:{var r,e=this.levels,n=this.level,c=e==null||((r=e[n])===null||r===void 0)?void 0:r.details;if(c&&(!c.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(c))break;this.state=D.State.IDLE;break}break}case D.State.FRAG_LOADING_WAITING_RETRY:{var h,u=self.performance.now(),b=this.retryDate;(!b||u>=b||(h=this.media)!==null&&h!==void 0&&h.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=D.State.IDLE)}break;default:break}this.onTickEnd()},l.onTickEnd=function(){s.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},l.doTickIdle=function(){var r,e,n=this.hls,c=this.levelLastLoaded,h=this.levels,u=this.media,b=n.config,A=n.nextLoadLevel;if(c===null||!u&&(this.startFragRequested||!b.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!h||!h[A])return;var P=h[A];this.level=n.nextLoadLevel=A;var w=P.details;if(!w||this.state===D.State.WAITING_LEVEL||w.live&&this.levelLastLoaded!==A){this.state=D.State.WAITING_LEVEL;return}var U=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:u,C.PlaylistLevelType.MAIN);if(U===null)return;var N=U.len,F=this.getMaxBufferLength(P.maxBitrate);if(N>=F)return;if(this._streamEnded(U,w)){var K={};this.altAudio&&(K.type="video"),this.hls.trigger(L.Events.BUFFER_EOS,K),this.state=D.State.ENDED;return}var $=U.end,X=this.getNextFragment($,w);if(this.couldBacktrack&&!this.fragPrevious&&X&&X.sn!=="initSegment"){var oe=X.sn-w.startSN;oe>1&&(X=w.fragments[oe-1],this.fragmentTracker.removeFragment(X))}if(X&&this.fragmentTracker.getState(X)===_.FragmentState.OK&&this.nextLoadPosition>$){var pe=this.audioOnly&&!this.altAudio?y.ElementaryStreamTypes.AUDIO:y.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(u,pe,C.PlaylistLevelType.MAIN),X=this.getNextFragment(this.nextLoadPosition,w)}if(!X)return;X.initSegment&&!X.initSegment.data&&!this.bitrateTest&&(X=X.initSegment),((r=X.decryptdata)===null||r===void 0?void 0:r.keyFormat)==="identity"&&!((e=X.decryptdata)!==null&&e!==void 0&&e.key)?this.loadKey(X,w):this.loadFragment(X,w,$)},l.loadFragment=function(r,e,n){var c,h=this.fragmentTracker.getState(r);if(this.fragCurrent=r,h===_.FragmentState.BACKTRACKED){var u=this.fragmentTracker.getBacktrackData(r);if(u){this._handleFragmentLoadProgress(u),this._handleFragmentLoadComplete(u);return}else h=_.FragmentState.NOT_LOADED}h===_.FragmentState.NOT_LOADED||h===_.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,e,n)):h===_.FragmentState.APPENDING?this.reduceMaxBufferLength(r.duration)&&this.fragmentTracker.removeFragment(r):((c=this.media)===null||c===void 0?void 0:c.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},l.getAppendedFrag=function(r){var e=this.fragmentTracker.getAppendedFrag(r,C.PlaylistLevelType.MAIN);return e&&"fragment"in e?e.fragment:e},l.getBufferedFrag=function(r){return this.fragmentTracker.getBufferedFrag(r,C.PlaylistLevelType.MAIN)},l.followingBufferedFrag=function(r){return r?this.getBufferedFrag(r.end+.5):null},l.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},l.nextLevelSwitch=function(){var r=this.levels,e=this.media;if(e!=null&&e.readyState){var n,c=this.getAppendedFrag(e.currentTime);if(c&&c.start>1&&this.flushMainBuffer(0,c.start-1),!e.paused&&r){var h=this.hls.nextLoadLevel,u=r[h],b=this.fragLastKbps;b&&this.fragCurrent?n=this.fragCurrent.duration*u.maxBitrate/(1e3*b)+1:n=0}else n=0;var A=this.getBufferedFrag(e.currentTime+n);if(A){var P=this.followingBufferedFrag(A);if(P){this.abortCurrentFrag();var w=P.maxStartPTS?P.maxStartPTS:P.start,U=P.duration,N=Math.max(A.end,w+Math.min(Math.max(U-this.config.maxFragLookUpTolerance,U*.5),U*.75));this.flushMainBuffer(N,Number.POSITIVE_INFINITY)}}}},l.abortCurrentFrag=function(){var r=this.fragCurrent;this.fragCurrent=null,r!=null&&r.loader&&r.loader.abort(),this.state===D.State.KEY_LOADING&&(this.state=D.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},l.flushMainBuffer=function(r,e){s.prototype.flushMainBuffer.call(this,r,e,this.altAudio?"video":null)},l.onMediaAttached=function(r,e){s.prototype.onMediaAttached.call(this,r,e);var n=e.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),n.addEventListener("playing",this.onvplaying),n.addEventListener("seeked",this.onvseeked),this.gapController=new x.default(this.config,n,this.fragmentTracker,this.hls)},l.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)},l.onMediaPlaying=function(){this.tick()},l.onMediaSeeked=function(){var r=this.media,e=r?r.currentTime:null;Object(I.isFiniteNumber)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},l.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(L.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},l.onManifestParsed=function(r,e){var n=!1,c=!1,h;e.levels.forEach(function(u){h=u.audioCodec,h&&(h.indexOf("mp4a.40.2")!==-1&&(n=!0),h.indexOf("mp4a.40.5")!==-1&&(c=!0))}),this.audioCodecSwitch=n&&c&&!Object(E.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},l.onLevelLoading=function(r,e){var n=this.levels;if(!n||this.state!==D.State.IDLE)return;var c=n[e.level];(!c.details||c.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(c.details))&&(this.state=D.State.WAITING_LEVEL)},l.onLevelLoaded=function(r,e){var n,c=this.levels,h=e.level,u=e.details,b=u.totalduration;if(!c){this.warn("Levels were reset while loading level "+h);return}this.log("Level "+h+" loaded ["+u.startSN+","+u.endSN+"], cc ["+u.startCC+", "+u.endCC+"] duration:"+b);var A=this.fragCurrent;A&&(this.state===D.State.FRAG_LOADING||this.state===D.State.FRAG_LOADING_WAITING_RETRY)&&(A.level!==e.level&&A.loader&&(this.state=D.State.IDLE,A.loader.abort()));var P=c[h],w=0;if(u.live||(n=P.details)!==null&&n!==void 0&&n.live){if(u.fragments[0]||(u.deltaUpdateFailed=!0),u.deltaUpdateFailed)return;w=this.alignPlaylists(u,P.details)}if(P.details=u,this.levelLastLoaded=h,this.hls.trigger(L.Events.LEVEL_UPDATED,{details:u,level:h}),this.state===D.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(u))return;this.state=D.State.IDLE}this.startFragRequested?u.live&&this.synchronizeToLiveEdge(u):this.setStartPosition(u,w),this.tick()},l._handleFragmentLoadProgress=function(r){var e,n=r.frag,c=r.part,h=r.payload,u=this.levels;if(!u){this.warn("Levels were reset while fragment load was in progress. Fragment "+n.sn+" of level "+n.level+" will not be buffered");return}var b=u[n.level],A=b.details;if(!A){this.warn("Dropping fragment "+n.sn+" of level "+n.level+" after level details were reset");return}var P=b.videoCodec,w=A.PTSKnown||!A.live,U=(e=n.initSegment)===null||e===void 0?void 0:e.data,N=this._getAudioCodec(b),F=this.transmuxer=this.transmuxer||new T.default(this.hls,C.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),K=c?c.index:-1,$=K!==-1,X=new O.ChunkMetadata(n.level,n.sn,n.stats.chunkCount,h.byteLength,K,$),oe=this.initPTS[n.cc];F.push(h,U,N,P,n,c,A.totalduration,w,X,oe)},l.onAudioTrackSwitching=function(r,e){var n=this.altAudio,c=!!e.url,h=e.id;if(!c){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var u=this.fragCurrent;u!=null&&u.loader&&(this.log("Switching to main audio track, cancel main fragment load"),u.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var b=this.hls;n&&b.trigger(L.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),b.trigger(L.Events.AUDIO_TRACK_SWITCHED,{id:h})}},l.onAudioTrackSwitched=function(r,e){var n=e.id,c=!!this.hls.audioTracks[n].url;if(c){var h=this.videoBuffer;h&&this.mediaBuffer!==h&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=h)}this.altAudio=c,this.tick()},l.onBufferCreated=function(r,e){var n=e.tracks,c,h,u=!1;for(var b in n){var A=n[b];if(A.id==="main"){if(h=b,c=A,b==="video"){var P=n[b];P&&(this.videoBuffer=P.buffer)}}else u=!0}u&&c?(this.log("Alternate track found, use "+h+".buffered to schedule main fragment loading"),this.mediaBuffer=c.buffer):this.mediaBuffer=this.media},l.onFragBuffered=function(r,e){var n=e.frag,c=e.part;if(n&&n.type!==C.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(n)){this.warn("Fragment "+n.sn+(c?" p: "+c.index:"")+" of level "+n.level+" finished buffering, but was aborted. state: "+this.state),this.state===D.State.PARSED&&(this.state=D.State.IDLE);return}var h=c?c.stats:n.stats;this.fragLastKbps=Math.round(8*h.total/(h.buffering.end-h.loading.first)),n.sn!=="initSegment"&&(this.fragPrevious=n),this.fragBufferedComplete(n,c)},l.onError=function(r,e){switch(e.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(C.PlaylistLevelType.MAIN,e);break;case v.ErrorDetails.LEVEL_LOAD_ERROR:case v.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==D.State.ERROR&&(e.fatal?(this.warn(""+e.details),this.state=D.State.ERROR):!e.levelRetry&&this.state===D.State.WAITING_LEVEL&&(this.state=D.State.IDLE));break;case v.ErrorDetails.BUFFER_FULL_ERROR:if(e.parent==="main"&&(this.state===D.State.PARSING||this.state===D.State.PARSED)){var n=!0,c=this.getFwdBufferInfo(this.media,C.PlaylistLevelType.MAIN);c&&c.len>.5&&(n=!this.reduceMaxBufferLength(c.len)),n&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},l.checkBuffer=function(){var r=this.media,e=this.gapController;if(!r||!e||!r.readyState)return;var n=R.BufferHelper.getBuffered(r);!this.loadedmetadata&&n.length?(this.loadedmetadata=!0,this.seekToStartPos()):e.poll(this.lastCurrentTime),this.lastCurrentTime=r.currentTime},l.onFragLoadEmergencyAborted=function(){this.state=D.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},l.onBufferFlushed=function(r,e){var n=e.type;if(n!==y.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var c=(n===y.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(c,n,C.PlaylistLevelType.MAIN)}},l.onLevelsUpdated=function(r,e){this.levels=e.levels},l.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},l.seekToStartPos=function(){var r=this.media,e=r.currentTime,n=this.startPosition;if(n>=0&&e<n){if(r.seeking){g.logger.log("could not seek to "+n+", already seeking at "+e);return}var c=R.BufferHelper.getBuffered(r),h=c.length?c.start(0):0,u=h-n;u>0&&(u<this.config.maxBufferHole||u<this.config.maxFragLookUpTolerance)&&(g.logger.log("adjusting start position by "+u+" to match buffer start"),n+=u,this.startPosition=n),this.log("seek to target start position "+n+" from current time "+e),r.currentTime=n}},l._getAudioCodec=function(r){var e=this.config.defaultAudioCodec||r.audioCodec;return this.audioCodecSwap&&e&&(this.log("Swapping audio codec"),e.indexOf("mp4a.40.5")!==-1?e="mp4a.40.2":e="mp4a.40.5"),e},l._loadBitrateTestFrag=function(r){var e=this;this._doFragLoad(r).then(function(n){var c=e.hls;if(!n||c.nextLoadLevel||e.fragContextChanged(r))return;e.fragLoadError=0,e.state=D.State.IDLE,e.startFragRequested=!1,e.bitrateTest=!1;var h=r.stats;h.parsing.start=h.parsing.end=h.buffering.start=h.buffering.end=self.performance.now(),c.trigger(L.Events.FRAG_LOADED,n)})},l._handleTransmuxComplete=function(r){var e,n="main",c=this.hls,h=r.remuxResult,u=r.chunkMeta,b=this.getCurrentContext(u);if(!b){this.warn("The loading context changed while buffering fragment "+u.sn+" of level "+u.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(u.level);return}var A=b.frag,P=b.part,w=b.level,U=h.video,N=h.text,F=h.id3,K=h.initSegment,$=this.altAudio?void 0:h.audio;if(this.fragContextChanged(A))return;if(this.state=D.State.PARSING,K){K.tracks&&(this._bufferInitSegment(w,K.tracks,A,u),c.trigger(L.Events.FRAG_PARSING_INIT_SEGMENT,{frag:A,id:n,tracks:K.tracks}));var X=K.initPTS,oe=K.timescale;Object(I.isFiniteNumber)(X)&&(this.initPTS[A.cc]=X,c.trigger(L.Events.INIT_PTS_FOUND,{frag:A,id:n,initPTS:X,timescale:oe}))}if(U&&h.independent!==!1){if(w.details){var pe=U.startPTS,ee=U.endPTS,de=U.startDTS,le=U.endDTS;if(P)P.elementaryStreams[U.type]={startPTS:pe,endPTS:ee,startDTS:de,endDTS:le};else if(U.firstKeyFrame&&U.independent&&(this.couldBacktrack=!0),U.dropped&&U.independent){var re=this.getLoadPosition()+this.config.maxBufferHole;if(re<pe){this.backtrack(A);return}A.setElementaryStreamInfo(U.type,A.start,ee,A.start,le,!0)}A.setElementaryStreamInfo(U.type,pe,ee,de,le),this.bufferFragmentData(U,A,P,u)}}else if(h.independent===!1){this.backtrack(A);return}if($){var te=$.startPTS,Te=$.endPTS,Ie=$.startDTS,Ae=$.endDTS;P&&(P.elementaryStreams[y.ElementaryStreamTypes.AUDIO]={startPTS:te,endPTS:Te,startDTS:Ie,endDTS:Ae}),A.setElementaryStreamInfo(y.ElementaryStreamTypes.AUDIO,te,Te,Ie,Ae),this.bufferFragmentData($,A,P,u)}if(F!=null&&(e=F.samples)!==null&&e!==void 0&&e.length){var De={frag:A,id:n,samples:F.samples};c.trigger(L.Events.FRAG_PARSING_METADATA,De)}if(N){var fe={frag:A,id:n,samples:N.samples};c.trigger(L.Events.FRAG_PARSING_USERDATA,fe)}},l._bufferInitSegment=function(r,e,n,c){var h=this;if(this.state!==D.State.PARSING)return;this.audioOnly=!!e.audio&&!e.video,this.altAudio&&!this.audioOnly&&delete e.audio;var u=e.audio,b=e.video,A=e.audiovideo;if(u){var P=r.audioCodec,w=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(P&&(P.indexOf("mp4a.40.5")!==-1?P="mp4a.40.2":P="mp4a.40.5"),u.metadata.channelCount!==1&&w.indexOf("firefox")===-1&&(P="mp4a.40.5")),w.indexOf("android")!==-1&&u.container!=="audio/mpeg"&&(P="mp4a.40.2",this.log("Android: force audio codec to "+P)),r.audioCodec&&r.audioCodec!==P&&this.log('Swapping manifest audio codec "'+r.audioCodec+'" for "'+P+'"'),u.levelCodec=P,u.id="main",this.log("Init audio buffer, container:"+u.container+", codecs[selected/level/parsed]=["+(P||"")+"/"+(r.audioCodec||"")+"/"+u.codec+"]")}b&&(b.levelCodec=r.videoCodec,b.id="main",this.log("Init video buffer, container:"+b.container+", codecs[level/parsed]=["+(r.videoCodec||"")+"/"+b.codec+"]")),A&&this.log("Init audiovideo buffer, container:"+A.container+", codecs[level/parsed]=["+(r.attrs.CODECS||"")+"/"+A.codec+"]"),this.hls.trigger(L.Events.BUFFER_CODECS,e),Object.keys(e).forEach(function(U){var N=e[U],F=N.initSegment;F!=null&&F.byteLength&&h.hls.trigger(L.Events.BUFFER_APPENDING,{type:U,data:F,frag:n,part:null,chunkMeta:c,parent:n.type})}),this.tick()},l.backtrack=function(r){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(r);var e=this.fragmentTracker.backtrack(r);this.fragPrevious=null,this.nextLoadPosition=r.start,e?this.resetFragmentLoading(r):this.state=D.State.BACKTRACKING},l.checkFragmentChanged=function(){var r=this.media,e=null;if(r&&r.readyState>1&&r.seeking===!1){var n=r.currentTime;if(R.BufferHelper.isBuffered(r,n)?e=this.getAppendedFrag(n):R.BufferHelper.isBuffered(r,n+.1)&&(e=this.getAppendedFrag(n+.1)),e){var c=this.fragPlaying,h=e.level;(!c||e.sn!==c.sn||c.level!==h||e.urlId!==c.urlId)&&(this.hls.trigger(L.Events.FRAG_CHANGED,{frag:e}),(!c||c.level!==h)&&this.hls.trigger(L.Events.LEVEL_SWITCHED,{level:h}),this.fragPlaying=e)}}},t(m,[{key:"nextLevel",get:function(){var r=this.nextBufferedFrag;return r?r.level:-1}},{key:"currentLevel",get:function(){var r=this.media;if(r){var e=this.getAppendedFrag(r.currentTime);if(e)return e.level}return-1}},{key:"nextBufferedFrag",get:function(){var r=this.media;if(r){var e=this.getAppendedFrag(r.currentTime);return this.followingBufferedFrag(e)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),m}(D.default)},"./src/controller/subtitle-stream-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"SubtitleStreamController",function(){return o});var I=S("./src/events.ts"),D=S("./src/utils/logger.ts"),E=S("./src/utils/buffer-helper.ts"),L=S("./src/controller/fragment-finders.ts"),R=S("./src/utils/discontinuities.ts"),_=S("./src/controller/level-helper.ts"),C=S("./src/controller/fragment-tracker.ts"),y=S("./src/controller/base-stream-controller.ts"),T=S("./src/types/loader.ts"),O=S("./src/types/level.ts");function x(i,p){for(var f=0;f<p.length;f++){var s=p[f];s.enumerable=s.enumerable||!1,s.configurable=!0,"value"in s&&(s.writable=!0),Object.defineProperty(i,s.key,s)}}function v(i,p,f){return p&&x(i.prototype,p),f&&x(i,f),i}function g(i,p){i.prototype=Object.create(p.prototype),i.prototype.constructor=i,d(i,p)}function d(i,p){return d=Object.setPrototypeOf||function(s,m){return s.__proto__=m,s},d(i,p)}var t=500,o=function(i){g(p,i);function p(s,m){var l;return l=i.call(this,s,m,"[subtitle-stream-controller]")||this,l.levels=[],l.currentTrackId=-1,l.tracksBuffered=[],l.mainDetails=null,l._registerListeners(),l}var f=p.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var m=this.hls;m.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),m.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),m.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),m.on(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),m.on(I.Events.ERROR,this.onError,this),m.on(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),m.on(I.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),m.on(I.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),m.on(I.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),m.on(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f._unregisterListeners=function(){var m=this.hls;m.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),m.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),m.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),m.off(I.Events.LEVEL_LOADED,this.onLevelLoaded,this),m.off(I.Events.ERROR,this.onError,this),m.off(I.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),m.off(I.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),m.off(I.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),m.off(I.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),m.off(I.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f.startLoad=function(){this.stopLoad(),this.state=y.State.IDLE,this.setInterval(t),this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},f.onLevelLoaded=function(m,l){this.mainDetails=l.details},f.onSubtitleFragProcessed=function(m,l){var a=l.frag,r=l.success;if(this.fragPrevious=a,this.state=y.State.IDLE,!r)return;var e=this.tracksBuffered[this.currentTrackId];if(!e)return;for(var n,c=a.start,h=0;h<e.length;h++)if(c>=e[h].start&&c<=e[h].end){n=e[h];break}var u=a.start+a.duration;n?n.end=u:(n={start:c,end:u},e.push(n)),this.fragmentTracker.fragBuffered(a)},f.onBufferFlushing=function(m,l){var a=l.startOffset,r=l.endOffset;if(a===0&&r!==Number.POSITIVE_INFINITY){var e=this.currentTrackId,n=this.levels;if(!n.length||!n[e]||!n[e].details)return;var c=n[e].details,h=c.targetduration,u=r-h;if(u<=0)return;l.endOffsetSubtitles=Math.max(0,u),this.tracksBuffered.forEach(function(b){for(var A=0;A<b.length;){if(b[A].end<=u){b.shift();continue}else if(b[A].start<u)b[A].start=u;else break;A++}}),this.fragmentTracker.removeFragmentsInRange(a,u,T.PlaylistLevelType.SUBTITLE)}},f.onError=function(m,l){var a,r=l.frag;if(!r||r.type!==T.PlaylistLevelType.SUBTITLE)return;(a=this.fragCurrent)!==null&&a!==void 0&&a.loader&&this.fragCurrent.loader.abort(),this.state=y.State.IDLE},f.onSubtitleTracksUpdated=function(m,l){var a=this,r=l.subtitleTracks;this.tracksBuffered=[],this.levels=r.map(function(e){return new O.Level(e)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(e){a.tracksBuffered[e.id]=[]}),this.mediaBuffer=null},f.onSubtitleTrackSwitch=function(m,l){if(this.currentTrackId=l.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var a=this.levels[this.currentTrackId];a!=null&&a.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,a&&this.setInterval(t)},f.onSubtitleTrackLoaded=function(m,l){var a,r=l.details,e=l.id,n=this.currentTrackId,c=this.levels;if(!c.length)return;var h=c[n];if(e>=c.length||e!==n||!h)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,r.live||(a=h.details)!==null&&a!==void 0&&a.live){var u=this.mainDetails;if(r.deltaUpdateFailed||!u)return;var b=u.fragments[0];if(!h.details)r.hasProgramDateTime&&u.hasProgramDateTime?Object(R.alignMediaPlaylistByPDT)(r,u):b&&Object(_.addSliding)(r,b.start);else{var A=this.alignPlaylists(r,h.details);A===0&&b&&Object(_.addSliding)(r,b.start)}}if(h.details=r,this.levelLastLoaded=e,this.tick(),r.live&&!this.fragCurrent&&this.media&&this.state===y.State.IDLE){var P=Object(L.findFragmentByPTS)(null,r.fragments,this.media.currentTime,0);P||(this.warn("Subtitle playlist not aligned with playback"),h.details=void 0)}},f._handleFragmentLoadComplete=function(m){var l=m.frag,a=m.payload,r=l.decryptdata,e=this.hls;if(this.fragContextChanged(l))return;if(a&&a.byteLength>0&&r&&r.key&&r.iv&&r.method==="AES-128"){var n=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(a),r.key.buffer,r.iv.buffer).then(function(c){var h=performance.now();e.trigger(I.Events.FRAG_DECRYPTED,{frag:l,payload:c,stats:{tstart:n,tdecrypt:h}})})}},f.doTick=function(){if(!this.media){this.state=y.State.IDLE;return}if(this.state===y.State.IDLE){var m,l=this.currentTrackId,a=this.levels;if(!a.length||!a[l]||!a[l].details)return;var r=a[l].details,e=r.targetduration,n=this.config,c=this.media,h=E.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,c.currentTime-e,n.maxBufferHole),u=h.end,b=h.len,A=this.getMaxBufferLength()+e;if(b>A)return;console.assert(r,"Subtitle track details are defined on idle subtitle stream controller tick");var P=r.fragments,w=P.length,U=r.edge,N,F=this.fragPrevious;if(u<U){var K=n.maxFragLookUpTolerance;F&&r.hasProgramDateTime&&(N=Object(L.findFragmentByPDT)(P,F.endProgramDateTime,K)),N||(N=Object(L.findFragmentByPTS)(F,P,u,K),!N&&F&&F.start<P[0].start&&(N=P[0]))}else N=P[w-1];(m=N)!==null&&m!==void 0&&m.encrypted?(D.logger.log("Loading key for "+N.sn),this.state=y.State.KEY_LOADING,this.hls.trigger(I.Events.KEY_LOADING,{frag:N})):N&&this.fragmentTracker.getState(N)===C.FragmentState.NOT_LOADED&&this.loadFragment(N,r,u)}},f.loadFragment=function(m,l,a){this.fragCurrent=m,i.prototype.loadFragment.call(this,m,l,a)},v(p,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),p}(y.default)},"./src/controller/subtitle-track-controller.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/events.ts"),D=S("./src/utils/texttrack-utils.ts"),E=S("./src/controller/base-playlist-controller.ts"),L=S("./src/types/loader.ts");function R(x,v){for(var g=0;g<v.length;g++){var d=v[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(x,d.key,d)}}function _(x,v,g){return v&&R(x.prototype,v),g&&R(x,g),x}function C(x,v){x.prototype=Object.create(v.prototype),x.prototype.constructor=x,y(x,v)}function y(x,v){return y=Object.setPrototypeOf||function(d,t){return d.__proto__=t,d},y(x,v)}var T=function(x){C(v,x);function v(d){var t;return t=x.call(this,d,"[subtitle-track-controller]")||this,t.media=null,t.tracks=[],t.groupId=null,t.tracksInGroup=[],t.trackId=-1,t.selectDefaultTrack=!0,t.queuedDefaultTrack=-1,t.trackChangeListener=function(){return t.onTextTracksChanged()},t.asyncPollTrackChange=function(){return t.pollTrackChange(0)},t.useTextTrackPolling=!1,t.subtitlePollingInterval=-1,t.subtitleDisplay=!0,t.registerListeners(),t}var g=v.prototype;return g.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,x.prototype.destroy.call(this)},g.registerListeners=function(){var t=this.hls;t.on(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(I.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(I.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(I.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(I.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){var t=this.hls;t.off(I.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(I.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(I.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(I.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(I.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(I.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(I.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(I.Events.ERROR,this.onError,this)},g.onMediaAttached=function(t,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)},g.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},g.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 t=O(this.media.textTracks);t.forEach(function(o){Object(D.clearCurrentCues)(o)}),this.subtitleTrack=-1,this.media=null},g.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},g.onManifestParsed=function(t,o){this.tracks=o.subtitleTracks},g.onSubtitleTrackLoaded=function(t,o){var i=o.id,p=o.details,f=this.trackId,s=this.tracksInGroup[f];if(!s){this.warn("Invalid subtitle track id "+i);return}var m=s.details;s.details=o.details,this.log("subtitle track "+i+" loaded ["+p.startSN+"-"+p.endSN+"]"),i===this.trackId&&(this.retryCount=0,this.playlistLoaded(i,o,m))},g.onLevelLoading=function(t,o){this.switchLevel(o.level)},g.onLevelSwitching=function(t,o){this.switchLevel(o.level)},g.switchLevel=function(t){var o=this.hls.levels[t];if(!(o!=null&&o.textGroupIds))return;var i=o.textGroupIds[o.urlId];if(this.groupId!==i){var p=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,f=this.tracks.filter(function(l){return!i||l.groupId===i});this.tracksInGroup=f;var s=this.findTrackId(p==null?void 0:p.name)||this.findTrackId();this.groupId=i;var m={subtitleTracks:f};this.log("Updating subtitle tracks, "+f.length+' track(s) found in "'+i+'" group-id'),this.hls.trigger(I.Events.SUBTITLE_TRACKS_UPDATED,m),s!==-1&&this.setSubtitleTrack(s,p)}},g.findTrackId=function(t){for(var o=this.tracksInGroup,i=0;i<o.length;i++){var p=o[i];if((!this.selectDefaultTrack||p.default)&&(!t||t===p.name))return p.id}return-1},g.onError=function(t,o){if(x.prototype.onError.call(this,t,o),o.fatal||!o.context)return;o.context.type===L.PlaylistContextType.SUBTITLE_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},g.loadPlaylist=function(t){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var i=o.id,p=o.groupId,f=o.url;if(t)try{f=t.addDirectives(f)}catch(s){this.warn("Could not construct new URL with HLS Delivery Directives: "+s)}this.log("Loading subtitle playlist for id "+i),this.hls.trigger(I.Events.SUBTITLE_TRACK_LOADING,{url:f,id:i,groupId:p,deliveryDirectives:t||null})}},g.toggleTrackModes=function(t){var o=this,i=this.media,p=this.subtitleDisplay,f=this.trackId;if(!i)return;var s=O(i.textTracks),m=s.filter(function(r){return r.groupId===o.groupId});if(t===-1)[].slice.call(s).forEach(function(r){r.mode="disabled"});else{var l=m[f];l&&(l.mode="disabled")}var a=m[t];a&&(a.mode=p?"showing":"hidden")},g.setSubtitleTrack=function(t,o){var i,p=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=t;return}if(this.trackId!==t&&this.toggleTrackModes(t),this.trackId===t&&(t===-1||(i=p[t])!==null&&i!==void 0&&i.details)||t<-1||t>=p.length)return;this.clearTimer();var f=p[t];if(this.log("Switching to subtitle track "+t),this.trackId=t,f){var s=f.id,m=f.groupId,l=m===void 0?"":m,a=f.name,r=f.type,e=f.url;this.hls.trigger(I.Events.SUBTITLE_TRACK_SWITCH,{id:s,groupId:l,name:a,type:r,url:e});var n=this.switchParams(f.url,o==null?void 0:o.details);this.loadPlaylist(n)}else this.hls.trigger(I.Events.SUBTITLE_TRACK_SWITCH,{id:t})},g.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var t=-1,o=O(this.media.textTracks),i=0;i<o.length;i++)if(o[i].mode==="hidden")t=i;else if(o[i].mode==="showing"){t=i;break}this.subtitleTrack!==t&&(this.subtitleTrack=t)},_(v,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1;var o=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(t,o)}}]),v}(E.default);function O(x){for(var v=[],g=0;g<x.length;g++){var d=x[g];d.kind==="subtitles"&&d.label&&v.push(x[g])}return v}M.default=T},"./src/controller/timeline-controller.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"TimelineController",function(){return O});var I=S("./src/polyfills/number.ts"),D=S("./src/events.ts"),E=S("./src/utils/cea-608-parser.ts"),L=S("./src/utils/output-filter.ts"),R=S("./src/utils/webvtt-parser.ts"),_=S("./src/utils/texttrack-utils.ts"),C=S("./src/utils/imsc1-ttml-parser.ts"),y=S("./src/types/loader.ts"),T=S("./src/utils/logger.ts"),O=function(){function d(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=g(),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 i=new L.default(this,"textTrack1"),p=new L.default(this,"textTrack2"),f=new L.default(this,"textTrack3"),s=new L.default(this,"textTrack4");this.cea608Parser1=new E.default(1,i,p),this.cea608Parser2=new E.default(3,f,s)}o.on(D.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(D.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(D.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(D.Events.MANIFEST_LOADED,this.onManifestLoaded,this),o.on(D.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),o.on(D.Events.FRAG_LOADING,this.onFragLoading,this),o.on(D.Events.FRAG_LOADED,this.onFragLoaded,this),o.on(D.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),o.on(D.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),o.on(D.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),o.on(D.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),o.on(D.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var t=d.prototype;return t.destroy=function(){var i=this.hls;i.off(D.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),i.off(D.Events.MEDIA_DETACHING,this.onMediaDetaching,this),i.off(D.Events.MANIFEST_LOADING,this.onManifestLoading,this),i.off(D.Events.MANIFEST_LOADED,this.onManifestLoaded,this),i.off(D.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),i.off(D.Events.FRAG_LOADING,this.onFragLoading,this),i.off(D.Events.FRAG_LOADED,this.onFragLoaded,this),i.off(D.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),i.off(D.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),i.off(D.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),i.off(D.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),i.off(D.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},t.addCues=function(i,p,f,s,m){for(var l=!1,a=m.length;a--;){var r=m[a],e=v(r[0],r[1],p,f);if(e>=0&&(r[0]=Math.min(r[0],p),r[1]=Math.max(r[1],f),l=!0,e/(f-p)>.5))return}if(l||m.push([p,f]),this.config.renderTextTracksNatively){var n=this.captionsTracks[i];this.Cues.newCue(n,p,f,s)}else{var c=this.Cues.newCue(null,p,f,s);this.hls.trigger(D.Events.CUES_PARSED,{type:"captions",cues:c,track:i})}},t.onInitPtsFound=function(i,p){var f=this,s=p.frag,m=p.id,l=p.initPTS,a=p.timescale,r=this.unparsedVttFrags;m==="main"&&(this.initPTS[s.cc]=l,this.timescale[s.cc]=a),r.length&&(this.unparsedVttFrags=[],r.forEach(function(e){f.onFragLoaded(D.Events.FRAG_LOADED,e)}))},t.getExistingTrack=function(i){var p=this.media;if(p)for(var f=0;f<p.textTracks.length;f++){var s=p.textTracks[f];if(s[i])return s}return null},t.createCaptionsTrack=function(i){this.config.renderTextTracksNatively?this.createNativeTrack(i):this.createNonNativeTrack(i)},t.createNativeTrack=function(i){if(this.captionsTracks[i])return;var p=this.captionsProperties,f=this.captionsTracks,s=this.media,m=p[i],l=m.label,a=m.languageCode,r=this.getExistingTrack(i);if(r)f[i]=r,Object(_.clearCurrentCues)(f[i]),Object(_.sendAddTrackEvent)(f[i],s);else{var e=this.createTextTrack("captions",l,a);e&&(e[i]=!0,f[i]=e)}},t.createNonNativeTrack=function(i){if(this.nonNativeCaptionsTracks[i])return;var p=this.captionsProperties[i];if(!p)return;var f=p.label,s={_id:i,label:f,kind:"captions",default:p.media?!!p.media.default:!1,closedCaptions:p.media};this.nonNativeCaptionsTracks[i]=s,this.hls.trigger(D.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[s]})},t.createTextTrack=function(i,p,f){var s=this.media;return s?s.addTextTrack(i,p,f):void 0},t.onMediaAttaching=function(i,p){this.media=p.media,this._cleanTracks()},t.onMediaDetaching=function(){var i=this.captionsTracks;Object.keys(i).forEach(function(p){Object(_.clearCurrentCues)(i[p]),delete i[p]}),this.nonNativeCaptionsTracks={}},t.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=g(),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())},t._cleanTracks=function(){var i=this.media;if(!i)return;var p=i.textTracks;if(p)for(var f=0;f<p.length;f++)Object(_.clearCurrentCues)(p[f])},t.onSubtitleTracksUpdated=function(i,p){var f=this;this.textTracks=[];var s=p.subtitleTracks||[],m=s.some(function(e){return e.textCodec===C.IMSC1_CODEC});if(this.config.enableWebVTT||m&&this.config.enableIMSC1){var l=this.tracks&&s&&this.tracks.length===s.length;if(this.tracks=s||[],this.config.renderTextTracksNatively){var a=this.media?this.media.textTracks:[];this.tracks.forEach(function(e,n){var c;if(n<a.length){for(var h=null,u=0;u<a.length;u++)if(x(a[u],e)){h=a[u];break}h&&(c=h)}c?Object(_.clearCurrentCues)(c):(c=f.createTextTrack("subtitles",e.name,e.lang),c&&(c.mode="disabled")),c&&(c.groupId=e.groupId,f.textTracks.push(c))})}else if(!l&&this.tracks&&this.tracks.length){var r=this.tracks.map(function(e){return{label:e.name,kind:e.type.toLowerCase(),default:e.default,subtitleTrack:e}});this.hls.trigger(D.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:r})}}},t.onManifestLoaded=function(i,p){var f=this;this.config.enableCEA708Captions&&p.captions&&p.captions.forEach(function(s){var m=/(?:CC|SERVICE)([1-4])/.exec(s.instreamId);if(!m)return;var l="textTrack"+m[1],a=f.captionsProperties[l];if(!a)return;a.label=s.name,s.lang&&(a.languageCode=s.lang),a.media=s})},t.onFragLoading=function(i,p){var f=this.cea608Parser1,s=this.cea608Parser2,m=this.lastSn,l=this.lastPartIndex;if(!this.enabled||!(f&&s))return;if(p.frag.type===y.PlaylistLevelType.MAIN){var a,r,e=p.frag.sn,n=(a=p==null||((r=p.part)===null||r===void 0)?void 0:r.index)!=null?a:-1;e===m+1||e===m&&n===l+1||(f.reset(),s.reset()),this.lastSn=e,this.lastPartIndex=n}},t.onFragLoaded=function(i,p){var f=p.frag,s=p.payload,m=this.initPTS,l=this.unparsedVttFrags;if(f.type===y.PlaylistLevelType.SUBTITLE)if(s.byteLength){if(!Object(I.isFiniteNumber)(m[f.cc])){l.push(p),m.length&&this.hls.trigger(D.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Missing initial subtitle PTS")});return}var a=f.decryptdata;if(a==null||a.key==null||a.method!=="AES-128"){var r=this.tracks[f.level],e=this.vttCCs;e[f.cc]||(e[f.cc]={start:f.start,prevCC:this.prevCC,new:!0},this.prevCC=f.cc),r&&r.textCodec===C.IMSC1_CODEC?this._parseIMSC1(f,s):this._parseVTTs(f,s,e)}}else this.hls.trigger(D.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Empty subtitle payload")})},t._parseIMSC1=function(i,p){var f=this,s=this.hls;Object(C.parseIMSC1)(p,this.initPTS[i.cc],this.timescale[i.cc],function(m){f._appendCues(m,i.level),s.trigger(D.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:i})},function(m){T.logger.log("Failed to parse IMSC1: "+m),s.trigger(D.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:i,error:m})})},t._parseVTTs=function(i,p,f){var s=this,m=this.hls;Object(R.parseWebVTT)(p,this.initPTS[i.cc],this.timescale[i.cc],f,i.cc,i.start,function(l){s._appendCues(l,i.level),m.trigger(D.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:i})},function(l){s._fallbackToIMSC1(i,p),T.logger.log("Failed to parse VTT cue: "+l),m.trigger(D.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:i,error:l})})},t._fallbackToIMSC1=function(i,p){var f=this,s=this.tracks[i.level];s.textCodec||Object(C.parseIMSC1)(p,this.initPTS[i.cc],this.timescale[i.cc],function(){s.textCodec=C.IMSC1_CODEC,f._parseIMSC1(i,p)},function(){s.textCodec="wvtt"})},t._appendCues=function(i,p){var f=this.hls;if(this.config.renderTextTracksNatively){var s=this.textTracks[p];if(s.mode==="disabled")return;i.forEach(function(a){return Object(_.addCueToTrack)(s,a)})}else{var m=this.tracks[p],l=m.default?"default":"subtitles"+p;f.trigger(D.Events.CUES_PARSED,{type:"subtitles",cues:i,track:l})}},t.onFragDecrypted=function(i,p){var f=p.frag;if(f.type===y.PlaylistLevelType.SUBTITLE){if(!Object(I.isFiniteNumber)(this.initPTS[f.cc])){this.unparsedVttFrags.push(p);return}this.onFragLoaded(D.Events.FRAG_LOADED,p)}},t.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},t.onFragParsingUserdata=function(i,p){var f=this.cea608Parser1,s=this.cea608Parser2;if(!this.enabled||!(f&&s))return;for(var m=0;m<p.samples.length;m++){var l=p.samples[m].bytes;if(l){var a=this.extractCea608Data(l);f.addData(p.samples[m].pts,a[0]),s.addData(p.samples[m].pts,a[1])}}},t.onBufferFlushing=function(i,p){var f=p.startOffset,s=p.endOffset,m=p.endOffsetSubtitles,l=p.type,a=this.media;if(!a||a.currentTime<s)return;if(!l||l==="video"){var r=this.captionsTracks;Object.keys(r).forEach(function(n){return Object(_.removeCuesInRange)(r[n],f,s)})}if(this.config.renderTextTracksNatively&&(f===0&&m!==void 0)){var e=this.textTracks;Object.keys(e).forEach(function(n){return Object(_.removeCuesInRange)(e[n],f,m)})}},t.extractCea608Data=function(i){for(var p=i[0]&31,f=2,s=[[],[]],m=0;m<p;m++){var l=i[f++],a=127&i[f++],r=127&i[f++],e=(4&l)!==0,n=3&l;if(a===0&&r===0)continue;e&&((n===0||n===1)&&(s[n].push(a),s[n].push(r)))}return s},d}();function x(d,t){return d&&d.label===t.name&&!(d.textTrack1||d.textTrack2)}function v(d,t,o,i){return Math.min(t,i)-Math.max(d,o)}function g(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return I});var I=function(){function D(L,R){this.subtle=void 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y=new DataView(C),T=new Uint32Array(4),O=0;O<4;O++)T[O]=y.getUint32(O*4);return T},R.initTable=function(){var C=this.sBox,y=this.invSBox,T=this.subMix,O=T[0],x=T[1],v=T[2],g=T[3],d=this.invSubMix,t=d[0],o=d[1],i=d[2],p=d[3],f=new Uint32Array(256),s=0,m=0,l=0;for(l=0;l<256;l++)l<128?f[l]=l<<1:f[l]=l<<1^283;for(l=0;l<256;l++){var a=m^m<<1^m<<2^m<<3^m<<4;a=a>>>8^a&255^99,C[s]=a,y[a]=s;var r=f[s],e=f[r],n=f[e],c=f[a]*257^a*16843008;O[s]=c<<24|c>>>8,x[s]=c<<16|c>>>16,v[s]=c<<8|c>>>24,g[s]=c,c=n*16843009^e*65537^r*257^s*16843008,t[a]=c<<24|c>>>8,o[a]=c<<16|c>>>16,i[a]=c<<8|c>>>24,p[a]=c,s?(s=r^f[f[f[n^r]]],m^=f[f[m]]):s=m=1}},R.expandKey=function(C){for(var y=this.uint8ArrayToUint32Array_(C),T=!0,O=0;O<y.length&&T;)T=y[O]===this.key[O],O++;if(T)return;this.key=y;var x=this.keySize=y.length;if(x!==4&&x!==6&&x!==8)throw new Error("Invalid aes key size="+x);var v=this.ksRows=(x+6+1)*4,g,d,t=this.keySchedule=new Uint32Array(v),o=this.invKeySchedule=new 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Int32Array(a.length),e,n,c,h,u,b,A,P,w,U,N,F,K,$,X=this.networkToHostOrderSwap;y<a.length;){for(w=X(a[y]),U=X(a[y+1]),N=X(a[y+2]),F=X(a[y+3]),u=w^x[0],b=F^x[1],A=N^x[2],P=U^x[3],K=4,$=1;$<O;$++)e=d[u>>>24]^t[b>>16&255]^o[A>>8&255]^i[P&255]^x[K],n=d[b>>>24]^t[A>>16&255]^o[P>>8&255]^i[u&255]^x[K+1],c=d[A>>>24]^t[P>>16&255]^o[u>>8&255]^i[b&255]^x[K+2],h=d[P>>>24]^t[u>>16&255]^o[b>>8&255]^i[A&255]^x[K+3],u=e,b=n,A=c,P=h,K=K+4;e=v[u>>>24]<<24^v[b>>16&255]<<16^v[A>>8&255]<<8^v[P&255]^x[K],n=v[b>>>24]<<24^v[A>>16&255]<<16^v[P>>8&255]<<8^v[u&255]^x[K+1],c=v[A>>>24]<<24^v[P>>16&255]<<16^v[u>>8&255]<<8^v[b&255]^x[K+2],h=v[P>>>24]<<24^v[u>>16&255]<<16^v[b>>8&255]<<8^v[A&255]^x[K+3],r[y]=X(e^f),r[y+1]=X(h^s),r[y+2]=X(c^m),r[y+3]=X(n^l),f=w,s=U,m=N,l=F,y=y+4}return r.buffer},L}()},"./src/crypt/decrypter.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return y});var I=S("./src/crypt/aes-crypto.ts"),D=S("./src/crypt/fast-aes-key.ts"),E=S("./src/crypt/aes-decryptor.ts"),L=S("./src/utils/logger.ts"),R=S("./src/utils/mp4-tools.ts"),_=S("./src/utils/typed-array.ts"),C=16,y=function(){function T(x,v,g){var d=g===void 0?{}:g,t=d.removePKCS7Padding,o=t===void 0?!0:t;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=x,this.config=v,this.removePKCS7Padding=o,o)try{var i=self.crypto;i&&(this.subtle=i.subtle||i.webkitSubtle)}catch(p){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var O=T.prototype;return O.destroy=function(){this.observer=null},O.isSync=function(){return this.config.enableSoftwareAES},O.flush=function(){var v=this.currentResult;if(!v){this.reset();return}var g=new Uint8Array(v);return this.reset(),this.removePKCS7Padding?Object(E.removePadding)(g):g},O.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},O.decrypt=function(v,g,d,t){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(v),g,d);var o=this.flush();o&&t(o.buffer)}else this.webCryptoDecrypt(new Uint8Array(v),g,d).then(t)},O.softwareDecrypt=function(v,g,d){var t=this.currentIV,o=this.currentResult,i=this.remainderData;this.logOnce("JS AES decrypt"),i&&(v=Object(R.appendUint8Array)(i,v),this.remainderData=null);var p=this.getValidChunk(v);if(!p.length)return null;t&&(d=t);var f=this.softwareDecrypter;f||(f=this.softwareDecrypter=new E.default),f.expandKey(g);var s=o;return this.currentResult=f.decrypt(p.buffer,0,d),this.currentIV=Object(_.sliceUint8)(p,-16).buffer,s||null},O.webCryptoDecrypt=function(v,g,d){var t=this,o=this.subtle;return(this.key!==g||!this.fastAesKey)&&(this.key=g,this.fastAesKey=new 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this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},D}()},"./src/demux/aacdemuxer.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/demux/base-audio-demuxer.ts"),D=S("./src/demux/adts.ts"),E=S("./src/utils/logger.ts"),L=S("./src/demux/id3.ts");function R(y,T){y.prototype=Object.create(T.prototype),y.prototype.constructor=y,_(y,T)}function _(y,T){return _=Object.setPrototypeOf||function(x,v){return x.__proto__=v,x},_(y,T)}var C=function(y){R(T,y);function T(x,v){var g;return g=y.call(this)||this,g.observer=void 0,g.config=void 0,g.observer=x,g.config=v,g}var O=T.prototype;return O.resetInitSegment=function(v,g,d){y.prototype.resetInitSegment.call(this,v,g,d),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:v,duration:d,inputTimeScale:9e4,dropped:0}},T.probe=function(v){if(!v)return!1;for(var g=L.getID3Data(v,0)||[],d=g.length,t=v.length;d<t;d++)if(D.probe(v,d))return E.logger.log("ADTS 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s,m,l,a,r=navigator.userAgent.toLowerCase(),e=f,n=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];s=((i[p+2]&192)>>>6)+1;var c=(i[p+2]&60)>>>2;if(c>n.length-1){o.trigger(E.Events.ERROR,{type:D.ErrorTypes.MEDIA_ERROR,details:D.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+c});return}return l=(i[p+2]&1)<<2,l|=(i[p+3]&192)>>>6,I.logger.log("manifest codec:"+f+", ADTS type:"+s+", samplingIndex:"+c),/firefox/i.test(r)?c>=6?(s=5,a=new Array(4),m=c-3):(s=2,a=new Array(2),m=c):r.indexOf("android")!==-1?(s=2,a=new Array(2),m=c):(s=5,a=new Array(4),f&&(f.indexOf("mp4a.40.29")!==-1||f.indexOf("mp4a.40.5")!==-1)||!f&&c>=6?m=c-3:((f&&f.indexOf("mp4a.40.2")!==-1&&(c>=6&&l===1||/vivaldi/i.test(r))||!f&&l===1)&&(s=2,a=new Array(2)),m=c)),a[0]=s<<3,a[0]|=(c&14)>>1,a[1]|=(c&1)<<7,a[1]|=l<<3,s===5&&(a[1]|=(m&14)>>1,a[2]=(m&1)<<7,a[2]|=2<<2,a[3]=0),{config:a,samplerate:n[c],channelCount:l,codec:"mp4a.40."+s,manifestCodec:e}}function R(o,i){return o[i]===255&&(o[i+1]&246)===240}function _(o,i){return o[i+1]&1?7:9}function C(o,i){return(o[i+3]&3)<<11|o[i+4]<<3|(o[i+5]&224)>>>5}function y(o,i){return i+5<o.length}function T(o,i){return i+1<o.length&&R(o,i)}function O(o,i){return y(o,i)&&R(o,i)&&C(o,i)<=o.length-i}function x(o,i){if(T(o,i)){var p=_(o,i);if(i+p>=o.length)return!1;var f=C(o,i);if(f<=p)return!1;var s=i+f;return s===o.length||T(o,s)}return!1}function v(o,i,p,f,s){if(!o.samplerate){var m=L(i,p,f,s);if(!m)return;o.config=m.config,o.samplerate=m.samplerate,o.channelCount=m.channelCount,o.codec=m.codec,o.manifestCodec=m.manifestCodec,I.logger.log("parsed codec:"+o.codec+", rate:"+m.samplerate+", channels:"+m.channelCount)}}function g(o){return 1024*9e4/o}function d(o,i,p,f,s){var m=_(o,i),l=C(o,i);if(l-=m,l>0){var a=p+f*s;return{headerLength:m,frameLength:l,stamp:a}}}function t(o,i,p,f,s){var m=g(o.samplerate),l=d(i,p,f,s,m);if(l){var a=l.frameLength,r=l.headerLength,e=l.stamp,n=r+a,c=Math.max(0,p+n-i.length),h;c?(h=new 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T},R.getAvcDecryptedUnit=function(C,y){for(var T=new Uint8Array(y),O=0,x=32;x<=C.length-16;x+=160,O+=16)C.set(T.subarray(O,O+16),x);return C},R.decryptAvcSample=function(C,y,T,O,x,v){var g=Object(D.discardEPB)(x.data),d=this.getAvcEncryptedData(g),t=this;this.decryptBuffer(d.buffer,function(o){x.data=t.getAvcDecryptedUnit(g,o),v||t.decryptAvcSamples(C,y,T+1,O)})},R.decryptAvcSamples=function(C,y,T,O){if(C instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;y++,T=0){if(y>=C.length){O();return}for(var x=C[y].units;!(T>=x.length);T++){var v=x[T];if(v.data.length<=48||v.type!==1&&v.type!==5)continue;var g=this.decrypter.isSync();if(this.decryptAvcSample(C,y,T,O,v,g),!g)return}}},L}();M.default=E},"./src/demux/transmuxer-interface.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return x});var 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o=this.transmuxer;o&&(o.destroy(),this.transmuxer=null)}var i=this.observer;i&&i.removeAllListeners(),this.observer=null},g.push=function(t,o,i,p,f,s,m,l,a,r){var e=this;a.transmuxing.start=self.performance.now();var n=this.transmuxer,c=this.worker,h=s?s.start:f.start,u=f.decryptdata,b=this.frag,A=!(b&&f.cc===b.cc),P=!(b&&a.level===b.level),w=b?a.sn-b.sn:-1,U=this.part?a.part-this.part.index:1,N=!P&&(w===1||w===0&&U===1),F=self.performance.now();(P||w||f.stats.parsing.start===0)&&(f.stats.parsing.start=F),s&&(U||!N)&&(s.stats.parsing.start=F);var K=new L.TransmuxState(A,N,l,P,h);if(!N||A){R.logger.log("[transmuxer-interface, "+f.type+"]: Starting new transmux session for sn: "+a.sn+" p: "+a.part+" level: "+a.level+" id: "+a.id+`
discontinuity: `+A+`
trackSwitch: `+P+`
contiguous: `+N+`
accurateTimeOffset: `+l+`
timeOffset: `+h);var $=new L.TransmuxConfig(i,p,o,m,r);this.configureTransmuxer($)}if(this.frag=f,this.part=s,c)c.postMessage({cmd:"demux",data:t,decryptdata:u,chunkMeta:a,state:K},t instanceof ArrayBuffer?[t]:[]);else if(n){var X=n.push(t,u,a,K);Object(L.isPromise)(X)?X.then(function(oe){e.handleTransmuxComplete(oe)}):this.handleTransmuxComplete(X)}},g.flush=function(t){var o=this;t.transmuxing.start=self.performance.now();var i=this.transmuxer,p=this.worker;if(p)p.postMessage({cmd:"flush",chunkMeta:t});else if(i){var f=i.flush(t);Object(L.isPromise)(f)?f.then(function(s){o.handleFlushResult(s,t)}):this.handleFlushResult(f,t)}},g.handleFlushResult=function(t,o){var i=this;t.forEach(function(p){i.handleTransmuxComplete(p)}),this.onFlush(o)},g.onWorkerMessage=function(t){var o=t.data,i=this.hls;switch(o.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(o.data);break}case"flush":{this.onFlush(o.data);break}default:{o.data=o.data||{},o.data.frag=this.frag,o.data.id=this.id,i.trigger(o.event,o.data);break}}},g.configureTransmuxer=function(t){var o=this.worker,i=this.transmuxer;o?o.postMessage({cmd:"configure",config:t}):i&&i.configure(t)},g.handleTransmuxComplete=function(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)},v}()},"./src/demux/transmuxer-worker.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return _});var I=S("./src/demux/transmuxer.ts"),D=S("./src/events.ts"),E=S("./src/utils/logger.ts"),L=S("./node_modules/eventemitter3/index.js"),R=S.n(L);function _(x){var v=new L.EventEmitter,g=function(t,o){x.postMessage({event:t,data:o})};v.on(D.Events.FRAG_DECRYPTED,g),v.on(D.Events.ERROR,g),x.addEventListener("message",function(d){var t=d.data;switch(t.cmd){case"init":{var o=JSON.parse(t.config);x.transmuxer=new I.default(v,t.typeSupported,o,t.vendor,t.id),Object(E.enableLogs)(o.debug),g("init",null);break}case"configure":{x.transmuxer.configure(t.config);break}case"demux":{var i=x.transmuxer.push(t.data,t.decryptdata,t.chunkMeta,t.state);Object(I.isPromise)(i)?i.then(function(s){C(x,s)}):C(x,i);break}case"flush":{var p=t.chunkMeta,f=x.transmuxer.flush(p);Object(I.isPromise)(f)?f.then(function(s){T(x,s,p)}):T(x,f,p);break}default:break}})}function C(x,v){if(O(v.remuxResult))return;var g=[],d=v.remuxResult,t=d.audio,o=d.video;t&&y(g,t),o&&y(g,o),x.postMessage({event:"transmuxComplete",data:v},g)}function y(x,v){v.data1&&x.push(v.data1.buffer),v.data2&&x.push(v.data2.buffer)}function T(x,v,g){v.forEach(function(d){C(x,d)}),x.postMessage({event:"flush",data:g})}function O(x){return!x.audio&&!x.video&&!x.text&&!x.id3&&!x.initSegment}},"./src/demux/transmuxer.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return o}),S.d(M,"isPromise",function(){return f}),S.d(M,"TransmuxConfig",function(){return s}),S.d(M,"TransmuxState",function(){return m});var I=S("./src/events.ts"),D=S("./src/errors.ts"),E=S("./src/crypt/decrypter.ts"),L=S("./src/demux/aacdemuxer.ts"),R=S("./src/demux/mp4demuxer.ts"),_=S("./src/demux/tsdemuxer.ts"),C=S("./src/demux/mp3demuxer.ts"),y=S("./src/remux/mp4-remuxer.ts"),T=S("./src/remux/passthrough-remuxer.ts"),O=S("./src/demux/chunk-cache.ts"),x=S("./src/utils/mp4-tools.ts"),v=S("./src/utils/logger.ts"),g;try{g=self.performance.now.bind(self.performance)}catch(l){v.logger.debug("Unable to use Performance API on this environment"),g=self.Date.now}var d=[{demux:_.default,remux:y.default},{demux:R.default,remux:T.default},{demux:L.default,remux:y.default},{demux:C.default,remux:y.default}],t=1024;d.forEach(function(l){var a=l.demux;t=Math.max(t,a.minProbeByteLength)});var o=function(){function l(r,e,n,c,h){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 O.default,this.observer=r,this.typeSupported=e,this.config=n,this.vendor=c,this.id=h}var a=l.prototype;return a.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},a.push=function(e,n,c,h){var u=this,b=c.transmuxing;b.executeStart=g();var A=new Uint8Array(e),P=this.cache,w=this.config,U=this.currentTransmuxState,N=this.transmuxConfig;h&&(this.currentTransmuxState=h);var F=i(A,n);if(F&&F.method==="AES-128"){var K=this.getDecrypter();if(w.enableSoftwareAES){var $=K.softwareDecrypt(A,F.key.buffer,F.iv.buffer);if(!$)return b.executeEnd=g(),p(c);A=new Uint8Array($)}else return this.decryptionPromise=K.webCryptoDecrypt(A,F.key.buffer,F.iv.buffer).then(function(xe){var be=u.push(xe,null,c);return u.decryptionPromise=null,be}),this.decryptionPromise}var X=h||U,oe=X.contiguous,pe=X.discontinuity,ee=X.trackSwitch,de=X.accurateTimeOffset,le=X.timeOffset,re=N.audioCodec,te=N.videoCodec,Te=N.defaultInitPts,Ie=N.duration,Ae=N.initSegmentData;if((pe||ee)&&this.resetInitSegment(Ae,re,te,Ie),pe&&this.resetInitialTimestamp(Te),oe||this.resetContiguity(),this.needsProbing(A,pe,ee)){if(P.dataLength){var De=P.flush();A=Object(x.appendUint8Array)(De,A)}this.configureTransmuxer(A,N)}var fe=this.transmux(A,F,le,de,c),ye=this.currentTransmuxState;return ye.contiguous=!0,ye.discontinuity=!1,ye.trackSwitch=!1,b.executeEnd=g(),fe},a.flush=function(e){var n=this,c=e.transmuxing;c.executeStart=g();var h=this.decrypter,u=this.cache,b=this.currentTransmuxState,A=this.decryptionPromise;if(A)return A.then(function(){return n.flush(e)});var P=[],w=b.timeOffset;if(h){var U=h.flush();U&&P.push(this.push(U,null,e))}var N=u.dataLength;u.reset();var F=this.demuxer,K=this.remuxer;if(!F||!K)return N>=t&&this.observer.emit(I.Events.ERROR,I.Events.ERROR,{type:D.ErrorTypes.MEDIA_ERROR,details:D.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),c.executeEnd=g(),[p(e)];var $=F.flush(w);return f($)?$.then(function(X){return n.flushRemux(P,X,e),P}):(this.flushRemux(P,$,e),P)},a.flushRemux=function(e,n,c){var h=n.audioTrack,u=n.avcTrack,b=n.id3Track,A=n.textTrack,P=this.currentTransmuxState,w=P.accurateTimeOffset,U=P.timeOffset;v.logger.log("[transmuxer.ts]: Flushed fragment "+c.sn+(c.part>-1?" p: "+c.part:"")+" of level "+c.level);var N=this.remuxer.remux(h,u,b,A,U,w,!0,this.id);e.push({remuxResult:N,chunkMeta:c}),c.transmuxing.executeEnd=g()},a.resetInitialTimestamp=function(e){var n=this.demuxer,c=this.remuxer;if(!n||!c)return;n.resetTimeStamp(e),c.resetTimeStamp(e)},a.resetContiguity=function(){var e=this.demuxer,n=this.remuxer;if(!e||!n)return;e.resetContiguity(),n.resetNextTimestamp()},a.resetInitSegment=function(e,n,c,h){var u=this.demuxer,b=this.remuxer;if(!u||!b)return;u.resetInitSegment(n,c,h),b.resetInitSegment(e,n,c)},a.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},a.transmux=function(e,n,c,h,u){var b;return n&&n.method==="SAMPLE-AES"?b=this.transmuxSampleAes(e,n,c,h,u):b=this.transmuxUnencrypted(e,c,h,u),b},a.transmuxUnencrypted=function(e,n,c,h){var u=this.demuxer.demux(e,n,!1,!this.config.progressive),b=u.audioTrack,A=u.avcTrack,P=u.id3Track,w=u.textTrack,U=this.remuxer.remux(b,A,P,w,n,c,!1,this.id);return{remuxResult:U,chunkMeta:h}},a.transmuxSampleAes=function(e,n,c,h,u){var b=this;return this.demuxer.demuxSampleAes(e,n,c).then(function(A){var P=b.remuxer.remux(A.audioTrack,A.avcTrack,A.id3Track,A.textTrack,c,h,!1,b.id);return{remuxResult:P,chunkMeta:u}})},a.configureTransmuxer=function(e,n){for(var c=this.config,h=this.observer,u=this.typeSupported,b=this.vendor,A=n.audioCodec,P=n.defaultInitPts,w=n.duration,U=n.initSegmentData,N=n.videoCodec,F,K=0,$=d.length;K<$;K++)if(d[K].demux.probe(e)){F=d[K];break}F||(v.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),F={demux:R.default,remux:T.default});var X=this.demuxer,oe=this.remuxer,pe=F.remux,ee=F.demux;(!oe||!(oe instanceof pe))&&(this.remuxer=new pe(h,c,u,b)),(!X||!(X instanceof ee))&&(this.demuxer=new ee(h,c,u),this.probe=ee.probe),this.resetInitSegment(U,A,N,w),this.resetInitialTimestamp(P)},a.needsProbing=function(e,n,c){return!this.demuxer||!this.remuxer||n||c},a.getDecrypter=function(){var e=this.decrypter;return e||(e=this.decrypter=new E.default(this.observer,this.config)),e},l}();function i(l,a){var r=null;return l.byteLength>0&&a!=null&&a.key!=null&&a.iv!==null&&a.method!=null&&(r=a),r}var p=function(a){return{remuxResult:{},chunkMeta:a}};function f(l){return"then"in l&&l.then instanceof Function}var s=function(a,r,e,n,c){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=a,this.videoCodec=r,this.initSegmentData=e,this.duration=n,this.defaultInitPts=c},m=function(a,r,e,n,c){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=a,this.contiguous=r,this.accurateTimeOffset=e,this.trackSwitch=n,this.timeOffset=c}},"./src/demux/tsdemuxer.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"discardEPB",function(){return p});var I=S("./src/demux/adts.ts"),D=S("./src/demux/mpegaudio.ts"),E=S("./src/demux/exp-golomb.ts"),L=S("./src/demux/id3.ts"),R=S("./src/demux/sample-aes.ts"),_=S("./src/events.ts"),C=S("./src/utils/mp4-tools.ts"),y=S("./src/utils/logger.ts"),T=S("./src/errors.ts"),O={video:1,audio:2,id3:3,text:4},x=function(){function f(m,l,a){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=m,this.config=l,this.typeSupported=a}f.probe=function(l){var a=f.syncOffset(l);return a<0?!1:(a&&y.logger.warn("MPEG2-TS detected but first sync word found @ offset "+a+", junk ahead ?"),!0)},f.syncOffset=function(l){for(var a=Math.min(1e3,l.length-3*188),r=0;r<a;){if(l[r]===71&&l[r+188]===71&&l[r+2*188]===71)return r;r++}return-1},f.createTrack=function(l,a){return{container:l==="video"||l==="audio"?"video/mp2t":void 0,type:l,id:O[l],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:l==="audio"?a:void 0}};var s=f.prototype;return s.resetInitSegment=function(l,a,r){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=f.createTrack("video",r),this._audioTrack=f.createTrack("audio",r),this._id3Track=f.createTrack("id3",r),this._txtTrack=f.createTrack("text",r),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=l,this.videoCodec=a,this._duration=r},s.resetTimeStamp=function(){},s.resetContiguity=function(){var l=this._audioTrack,a=this._avcTrack,r=this._id3Track;l&&(l.pesData=null),a&&(a.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},s.demux=function(l,a,r,e){r===void 0&&(r=!1),e===void 0&&(e=!1),r||(this.sampleAes=null);var n,c=this._avcTrack,h=this._audioTrack,u=this._id3Track,b=c.pid,A=c.pesData,P=h.pid,w=u.pid,U=h.pesData,N=u.pesData,F=!1,K=this.pmtParsed,$=this._pmtId,X=l.length;if(this.remainderData&&(l=Object(C.appendUint8Array)(this.remainderData,l),X=l.length,this.remainderData=null),X<188&&!e)return this.remainderData=l,{audioTrack:h,avcTrack:c,id3Track:u,textTrack:this._txtTrack};var oe=Math.max(0,f.syncOffset(l));X-=(X+oe)%188,X<l.byteLength&&!e&&(this.remainderData=new Uint8Array(l.buffer,X,l.buffer.byteLength-X));for(var pe=oe;pe<X;pe+=188)if(l[pe]===71){var ee=!!(l[pe+1]&64),de=((l[pe+1]&31)<<8)+l[pe+2],le=(l[pe+3]&48)>>4,re=void 0;if(le>1){if(re=pe+5+l[pe+4],re===pe+188)continue}else re=pe+4;switch(de){case b:ee&&(A&&(n=t(A))&&this.parseAVCPES(n,!1),A={data:[],size:0}),A&&(A.data.push(l.subarray(re,pe+188)),A.size+=pe+188-re);break;case P:ee&&(U&&(n=t(U))&&(h.isAAC?this.parseAACPES(n):this.parseMPEGPES(n)),U={data:[],size:0}),U&&(U.data.push(l.subarray(re,pe+188)),U.size+=pe+188-re);break;case w:ee&&(N&&(n=t(N))&&this.parseID3PES(n),N={data:[],size:0}),N&&(N.data.push(l.subarray(re,pe+188)),N.size+=pe+188-re);break;case 0:ee&&(re+=l[re]+1),$=this._pmtId=g(l,re);break;case $:{ee&&(re+=l[re]+1);var te=d(l,re,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,r);b=te.avc,b>0&&(c.pid=b),P=te.audio,P>0&&(h.pid=P,h.isAAC=te.isAAC),w=te.id3,w>0&&(u.pid=w),F&&!K&&(y.logger.log("reparse from beginning"),F=!1,pe=oe-188),K=this.pmtParsed=!0;break}case 17:case 8191:break;default:F=!0;break}}else this.observer.emit(_.Events.ERROR,_.Events.ERROR,{type:T.ErrorTypes.MEDIA_ERROR,details:T.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});c.pesData=A,h.pesData=U,u.pesData=N;var Te={audioTrack:h,avcTrack:c,id3Track:u,textTrack:this._txtTrack};return e&&this.extractRemainingSamples(Te),Te},s.flush=function(){var l=this.remainderData;this.remainderData=null;var a;return l?a=this.demux(l,-1,!1,!0):a={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(a),this.sampleAes?this.decrypt(a,this.sampleAes):a},s.extractRemainingSamples=function(l){var a=l.audioTrack,r=l.avcTrack,e=l.id3Track,n=r.pesData,c=a.pesData,h=e.pesData,u;n&&(u=t(n))?(this.parseAVCPES(u,!0),r.pesData=null):r.pesData=n,c&&(u=t(c))?(a.isAAC?this.parseAACPES(u):this.parseMPEGPES(u),a.pesData=null):(c!=null&&c.size&&y.logger.log("last AAC PES packet truncated,might overlap between fragments"),a.pesData=c),h&&(u=t(h))?(this.parseID3PES(u),e.pesData=null):e.pesData=h},s.demuxSampleAes=function(l,a,r){var e=this.demux(l,r,!0,!this.config.progressive),n=this.sampleAes=new R.default(this.observer,this.config,a);return this.decrypt(e,n)},s.decrypt=function(l,a){return new Promise(function(r){var e=l.audioTrack,n=l.avcTrack;e.samples&&e.isAAC?a.decryptAacSamples(e.samples,0,function(){n.samples?a.decryptAvcSamples(n.samples,0,0,function(){r(l)}):r(l)}):n.samples&&a.decryptAvcSamples(n.samples,0,0,function(){r(l)})})},s.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},s.parseAVCPES=function(l,a){var r=this,e=this._avcTrack,n=this.parseAVCNALu(l.data),c=!1,h=this.avcSample,u,b=!1;l.data=null,h&&n.length&&!e.audFound&&(o(h,e),h=this.avcSample=v(!1,l.pts,l.dts,"")),n.forEach(function(A){switch(A.type){case 1:{u=!0,h||(h=r.avcSample=v(!0,l.pts,l.dts,"")),c&&(h.debug+="NDR "),h.frame=!0;var P=A.data;if(b&&P.length>4){var w=new E.default(P).readSliceType();(w===2||w===4||w===7||w===9)&&(h.key=!0)}break}case 5:u=!0,h||(h=r.avcSample=v(!0,l.pts,l.dts,"")),c&&(h.debug+="IDR "),h.key=!0,h.frame=!0;break;case 6:{u=!0,c&&h&&(h.debug+="SEI ");var U=new E.default(p(A.data));U.readUByte();for(var N=0,F=0,K=!1,$=0;!K&&U.bytesAvailable>1;){N=0;do $=U.readUByte(),N+=$;while($===255);F=0;do $=U.readUByte(),F+=$;while($===255);if(N===4&&U.bytesAvailable!==0){K=!0;var X=U.readUByte();if(X===181){var oe=U.readUShort();if(oe===49){var pe=U.readUInt();if(pe===1195456820){var ee=U.readUByte();if(ee===3){for(var de=U.readUByte(),le=U.readUByte(),re=31&de,te=[de,le],Te=0;Te<re;Te++)te.push(U.readUByte()),te.push(U.readUByte()),te.push(U.readUByte());i(r._txtTrack.samples,{type:3,pts:l.pts,bytes:te})}}}}}else if(N===5&&U.bytesAvailable!==0){if(K=!0,F>16){for(var Ie=[],Ae=0;Ae<16;Ae++)Ie.push(U.readUByte().toString(16)),(Ae===3||Ae===5||Ae===7||Ae===9)&&Ie.push("-");for(var De=F-16,fe=new Uint8Array(De),ye=0;ye<De;ye++)fe[ye]=U.readUByte();i(r._txtTrack.samples,{pts:l.pts,payloadType:N,uuid:Ie.join(""),userData:Object(L.utf8ArrayToStr)(fe),userDataBytes:fe})}}else if(F<U.bytesAvailable)for(var xe=0;xe<F;xe++)U.readUByte()}break}case 7:if(u=!0,b=!0,c&&h&&(h.debug+="SPS "),!e.sps){var be=new E.default(A.data),ie=be.readSPS();e.width=ie.width,e.height=ie.height,e.pixelRatio=ie.pixelRatio,e.sps=[A.data],e.duration=r._duration;for(var Se=A.data.subarray(1,4),ge="avc1.",me=0;me<3;me++){var Ce=Se[me].toString(16);Ce.length<2&&(Ce="0"+Ce),ge+=Ce}e.codec=ge}break;case 8:u=!0,c&&h&&(h.debug+="PPS 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Uint8Array(N.data.byteLength+b);F.set(N.data,0),F.set(l.subarray(0,b),N.data.byteLength),N.data=F,N.state=0}}h<a?(A=l[h]&31,P=h,w=A,e=0):e=-1}else e=0}if(P>=0&&e>=0){var K={data:l.subarray(P,a),type:w,state:e};c.push(K)}if(c.length===0){var $=this.getLastNalUnit();if($){var X=new Uint8Array($.data.byteLength+l.byteLength);X.set($.data,0),X.set(l,$.data.byteLength),$.data=X}}return r.naluState=e,c},s.parseAACPES=function(l){var a=0,r=this._audioTrack,e=this.aacOverFlow,n=l.data;if(e){this.aacOverFlow=null;var c=e.sample.unit.byteLength,h=Math.min(e.missing,c),u=c-h;e.sample.unit.set(n.subarray(0,h),u),r.samples.push(e.sample),a=e.missing}var b,A;for(b=a,A=n.length;b<A-1&&!I.isHeader(n,b);b++);if(b!==a){var P,w;if(b<A-1?(P="AAC PES did not start with ADTS header,offset:"+b,w=!1):(P="no ADTS header found in AAC PES",w=!0),y.logger.warn("parsing 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I;(function(D){D.MEDIA_ATTACHING="hlsMediaAttaching",D.MEDIA_ATTACHED="hlsMediaAttached",D.MEDIA_DETACHING="hlsMediaDetaching",D.MEDIA_DETACHED="hlsMediaDetached",D.BUFFER_RESET="hlsBufferReset",D.BUFFER_CODECS="hlsBufferCodecs",D.BUFFER_CREATED="hlsBufferCreated",D.BUFFER_APPENDING="hlsBufferAppending",D.BUFFER_APPENDED="hlsBufferAppended",D.BUFFER_EOS="hlsBufferEos",D.BUFFER_FLUSHING="hlsBufferFlushing",D.BUFFER_FLUSHED="hlsBufferFlushed",D.MANIFEST_LOADING="hlsManifestLoading",D.MANIFEST_LOADED="hlsManifestLoaded",D.MANIFEST_PARSED="hlsManifestParsed",D.LEVEL_SWITCHING="hlsLevelSwitching",D.LEVEL_SWITCHED="hlsLevelSwitched",D.LEVEL_LOADING="hlsLevelLoading",D.LEVEL_LOADED="hlsLevelLoaded",D.LEVEL_UPDATED="hlsLevelUpdated",D.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",D.LEVELS_UPDATED="hlsLevelsUpdated",D.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",D.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",D.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",D.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",D.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",D.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",D.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",D.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",D.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",D.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",D.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",D.CUES_PARSED="hlsCuesParsed",D.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",D.INIT_PTS_FOUND="hlsInitPtsFound",D.FRAG_LOADING="hlsFragLoading",D.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",D.FRAG_LOADED="hlsFragLoaded",D.FRAG_DECRYPTED="hlsFragDecrypted",D.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",D.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",D.FRAG_PARSING_METADATA="hlsFragParsingMetadata",D.FRAG_PARSED="hlsFragParsed",D.FRAG_BUFFERED="hlsFragBuffered",D.FRAG_CHANGED="hlsFragChanged",D.FPS_DROP="hlsFpsDrop",D.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",D.ERROR="hlsError",D.DESTROYING="hlsDestroying",D.KEY_LOADING="hlsKeyLoading",D.KEY_LOADED="hlsKeyLoaded",D.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",D.BACK_BUFFER_REACHED="hlsBackBufferReached"})(I||(I={}))},"./src/hls.ts":function(Y,M,S){"use 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e=[],n={},c=!1;O.lastIndex=0;for(var h;(h=O.exec(a))!=null;)if(h[1]){var u=new C.AttrList(h[1]),b={attrs:u,bitrate:u.decimalInteger("AVERAGE-BANDWIDTH")||u.decimalInteger("BANDWIDTH"),name:u.NAME,url:m.resolve(h[2],r)},A=u.decimalResolution("RESOLUTION");A&&(b.width=A.width,b.height=A.height),i((u.CODECS||"").split(/[ ,]+/).filter(function(w){return w}),b),b.videoCodec&&b.videoCodec.indexOf("avc1")!==-1&&(b.videoCodec=m.convertAVC1ToAVCOTI(b.videoCodec)),e.push(b)}else if(h[3]){var P=new C.AttrList(h[3]);P["DATA-ID"]&&(c=!0,n[P["DATA-ID"]]=P)}return{levels:e,sessionData:c?n:null}},m.parseMasterPlaylistMedia=function(a,r,e,n){n===void 0&&(n=[]);var c,h=[],u=0;for(x.lastIndex=0;(c=x.exec(a))!==null;){var b=new C.AttrList(c[1]);if(b.TYPE===e){var A={attrs:b,bitrate:0,id:u++,groupId:b["GROUP-ID"],instreamId:b["INSTREAM-ID"],name:b.NAME||b.LANGUAGE||"",type:e,default:b.bool("DEFAULT"),autoselect:b.bool("AUTOSELECT"),forced:b.bool("FORCED"),lang:b.LANGUAGE,url:b.URI?m.resolve(b.URI,r):""};if(n.length){var P=m.findGroup(n,A.groupId)||n[0];p(A,P,"audioCodec"),p(A,P,"textCodec")}h.push(A)}}return h},m.parseLevelPlaylist=function(a,r,e,n,c){var h=new R.LevelDetails(r),u=h.fragments,b=null,A=0,P=0,w=0,U=0,N=null,F=new L.Fragment(n,r),K,$,X,oe=-1,pe=!1;for(v.lastIndex=0,h.m3u8=a;(K=v.exec(a))!==null;){pe&&(pe=!1,F=new L.Fragment(n,r),F.start=w,F.sn=A,F.cc=U,F.level=e,b&&(F.initSegment=b,F.rawProgramDateTime=b.rawProgramDateTime));var ee=K[1];if(ee){F.duration=parseFloat(ee);var de=(" "+K[2]).slice(1);F.title=de||null,F.tagList.push(de?["INF",ee,de]:["INF",ee])}else if(K[3])Object(I.isFiniteNumber)(F.duration)&&(F.start=w,X&&(F.levelkey=X),F.sn=A,F.level=e,F.cc=U,F.urlId=c,u.push(F),F.relurl=(" "+K[3]).slice(1),s(F,N),N=F,w+=F.duration,A++,P=0,pe=!0);else if(K[4]){var le=(" "+K[4]).slice(1);N?F.setByteRange(le,N):F.setByteRange(le)}else if(K[5])F.rawProgramDateTime=(" "+K[5]).slice(1),F.tagList.push(["PROGRAM-DATE-TIME",F.rawProgramDateTime]),oe===-1&&(oe=u.length);else{if(K=K[0].match(g),!K){y.logger.warn("No matches on slow regex match for level playlist!");continue}for($=1;$<K.length&&!(typeof K[$]!="undefined");$++);var re=(" "+K[$]).slice(1),te=(" "+K[$+1]).slice(1),Te=K[$+2]?(" "+K[$+2]).slice(1):"";switch(re){case"PLAYLIST-TYPE":h.type=te.toUpperCase();break;case"MEDIA-SEQUENCE":A=h.startSN=parseInt(te);break;case"SKIP":{var Ie=new C.AttrList(te),Ae=Ie.decimalInteger("SKIPPED-SEGMENTS");if(Object(I.isFiniteNumber)(Ae)){h.skippedSegments=Ae;for(var De=Ae;De--;)u.unshift(null);A+=Ae}var fe=Ie.enumeratedString("RECENTLY-REMOVED-DATERANGES");fe&&(h.recentlyRemovedDateranges=fe.split(" "));break}case"TARGETDURATION":h.targetduration=parseFloat(te);break;case"VERSION":h.version=parseInt(te);break;case"EXTM3U":break;case"ENDLIST":h.live=!1;break;case"#":(te||Te)&&F.tagList.push(Te?[te,Te]:[te]);break;case"DIS":U++;case"GAP":F.tagList.push([re]);break;case"BITRATE":F.tagList.push([re,te]);break;case"DISCONTINUITY-SEQ":U=parseInt(te);break;case"KEY":{var ye,xe=new C.AttrList(te),be=xe.enumeratedString("METHOD"),ie=xe.URI,Se=xe.hexadecimalInteger("IV"),ge=xe.enumeratedString("KEYFORMATVERSIONS"),me=xe.enumeratedString("KEYID"),Ce=(ye=xe.enumeratedString("KEYFORMAT"))!=null?ye:"identity",Le=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(Le.indexOf(Ce)>-1){y.logger.warn("Keyformat "+Ce+" is not supported from the manifest");continue}else if(Ce!=="identity")continue;be&&(X=_.LevelKey.fromURL(r,ie),ie&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(be)>=0&&(X.method=be,X.keyFormat=Ce,me&&(X.keyID=me),ge&&(X.keyFormatVersions=ge),X.iv=Se));break}case"START":{var _e=new C.AttrList(te),Re=_e.decimalFloatingPoint("TIME-OFFSET");Object(I.isFiniteNumber)(Re)&&(h.startTimeOffset=Re);break}case"MAP":{var Pe=new C.AttrList(te);F.relurl=Pe.URI,Pe.BYTERANGE&&F.setByteRange(Pe.BYTERANGE),F.level=e,F.sn="initSegment",X&&(F.levelkey=X),F.initSegment=null,b=F,pe=!0;break}case"SERVER-CONTROL":{var we=new C.AttrList(te);h.canBlockReload=we.bool("CAN-BLOCK-RELOAD"),h.canSkipUntil=we.optionalFloat("CAN-SKIP-UNTIL",0),h.canSkipDateRanges=h.canSkipUntil>0&&we.bool("CAN-SKIP-DATERANGES"),h.partHoldBack=we.optionalFloat("PART-HOLD-BACK",0),h.holdBack=we.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var J=new C.AttrList(te);h.partTarget=J.decimalFloatingPoint("PART-TARGET");break}case"PART":{var q=h.partList;q||(q=h.partList=[]);var se=P>0?q[q.length-1]:void 0,ce=P++,Z=new L.Part(new C.AttrList(te),F,r,ce,se);q.push(Z),F.duration+=Z.duration;break}case"PRELOAD-HINT":{var ue=new C.AttrList(te);h.preloadHint=ue;break}case"RENDITION-REPORT":{var V=new C.AttrList(te);h.renditionReports=h.renditionReports||[],h.renditionReports.push(V);break}default:y.logger.warn("line parsed but not handled: "+K);break}}}N&&!N.relurl?(u.pop(),w-=N.duration,h.partList&&(h.fragmentHint=N)):h.partList&&(s(F,N),F.cc=U,h.fragmentHint=F);var G=u.length,H=u[0],k=u[G-1];if(w+=h.skippedSegments*h.targetduration,w>0&&G&&k){h.averagetargetduration=w/G;var j=k.sn;h.endSN=j!=="initSegment"?j:0,H&&(h.startCC=H.cc,H.initSegment||h.fragments.every(function(W){return W.relurl&&t(W.relurl)})&&(y.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),F=new L.Fragment(n,r),F.relurl=k.relurl,F.level=e,F.sn="initSegment",H.initSegment=F,h.needSidxRanges=!0))}else h.endSN=0,h.startCC=0;return h.fragmentHint&&(w+=h.fragmentHint.duration),h.totalduration=w,h.endCC=U,oe>0&&f(u,oe),h},m}();function i(m,l){["video","audio","text"].forEach(function(a){var r=m.filter(function(n){return Object(T.isCodecType)(n,a)});if(r.length){var e=r.filter(function(n){return n.lastIndexOf("avc1",0)===0||n.lastIndexOf("mp4a",0)===0});l[a+"Codec"]=e.length>0?e[0]:r[0],m=m.filter(function(n){return r.indexOf(n)===-1})}}),l.unknownCodecs=m}function p(m,l,a){var r=l[a];r&&(m[a]=r)}function f(m,l){for(var a=m[l],r=l;r--;){var e=m[r];if(!e)return;e.programDateTime=a.programDateTime-e.duration*1e3,a=e}}function s(m,l){m.rawProgramDateTime?m.programDateTime=Date.parse(m.rawProgramDateTime):l!=null&&l.programDateTime&&(m.programDateTime=l.endProgramDateTime),Object(I.isFiniteNumber)(m.programDateTime)||(m.programDateTime=null,m.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(Y,M,S){"use strict";S.r(M);var I=S("./src/polyfills/number.ts"),D=S("./src/events.ts"),E=S("./src/errors.ts"),L=S("./src/utils/logger.ts"),R=S("./src/utils/mp4-tools.ts"),_=S("./src/loader/m3u8-parser.ts"),C=S("./src/types/loader.ts"),y=S("./src/utils/attr-list.ts");function T(v){var g=v.type;switch(g){case C.PlaylistContextType.AUDIO_TRACK:return C.PlaylistLevelType.AUDIO;case C.PlaylistContextType.SUBTITLE_TRACK:return C.PlaylistLevelType.SUBTITLE;default:return C.PlaylistLevelType.MAIN}}function O(v,g){var d=v.url;return(d===void 0||d.indexOf("data:")===0)&&(d=g.url),d}var x=function(){function v(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var g=v.prototype;return g.registerListeners=function(){var t=this.hls;t.on(D.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(D.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(D.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(D.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},g.unregisterListeners=function(){var t=this.hls;t.off(D.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(D.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(D.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(D.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},g.createInternalLoader=function(t){var o=this.hls.config,i=o.pLoader,p=o.loader,f=i||p,s=new f(o);return t.loader=s,this.loaders[t.type]=s,s},g.getInternalLoader=function(t){return this.loaders[t.type]},g.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},g.destroyInternalLoaders=function(){for(var t in this.loaders){var o=this.loaders[t];o&&o.destroy(),this.resetInternalLoader(t)}},g.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},g.onManifestLoading=function(t,o){var i=o.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:C.PlaylistContextType.MANIFEST,url:i,deliveryDirectives:null})},g.onLevelLoading=function(t,o){var i=o.id,p=o.level,f=o.url,s=o.deliveryDirectives;this.load({id:i,groupId:null,level:p,responseType:"text",type:C.PlaylistContextType.LEVEL,url:f,deliveryDirectives:s})},g.onAudioTrackLoading=function(t,o){var i=o.id,p=o.groupId,f=o.url,s=o.deliveryDirectives;this.load({id:i,groupId:p,level:null,responseType:"text",type:C.PlaylistContextType.AUDIO_TRACK,url:f,deliveryDirectives:s})},g.onSubtitleTrackLoading=function(t,o){var i=o.id,p=o.groupId,f=o.url,s=o.deliveryDirectives;this.load({id:i,groupId:p,level:null,responseType:"text",type:C.PlaylistContextType.SUBTITLE_TRACK,url:f,deliveryDirectives:s})},g.load=function(t){var o,i=this.hls.config,p=this.getInternalLoader(t);if(p){var f=p.context;if(f&&f.url===t.url){L.logger.trace("[playlist-loader]: playlist request ongoing");return}L.logger.log("[playlist-loader]: aborting previous loader for type: "+t.type),p.abort()}var s,m,l,a;switch(t.type){case C.PlaylistContextType.MANIFEST:s=i.manifestLoadingMaxRetry,m=i.manifestLoadingTimeOut,l=i.manifestLoadingRetryDelay,a=i.manifestLoadingMaxRetryTimeout;break;case C.PlaylistContextType.LEVEL:case C.PlaylistContextType.AUDIO_TRACK:case C.PlaylistContextType.SUBTITLE_TRACK:s=0,m=i.levelLoadingTimeOut;break;default:s=i.levelLoadingMaxRetry,m=i.levelLoadingTimeOut,l=i.levelLoadingRetryDelay,a=i.levelLoadingMaxRetryTimeout;break}if(p=this.createInternalLoader(t),(o=t.deliveryDirectives)!==null&&o!==void 0&&o.part){var r;if(t.type===C.PlaylistContextType.LEVEL&&t.level!==null?r=this.hls.levels[t.level].details:t.type===C.PlaylistContextType.AUDIO_TRACK&&t.id!==null?r=this.hls.audioTracks[t.id].details:t.type===C.PlaylistContextType.SUBTITLE_TRACK&&t.id!==null&&(r=this.hls.subtitleTracks[t.id].details),r){var e=r.partTarget,n=r.targetduration;e&&n&&(m=Math.min(Math.max(e*3,n*.8)*1e3,m))}}var c={timeout:m,maxRetry:s,retryDelay:l,maxRetryDelay:a,highWaterMark:0},h={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};p.load(t,c,h)},g.loadsuccess=function(t,o,i,p){if(p===void 0&&(p=null),i.isSidxRequest){this.handleSidxRequest(t,i),this.handlePlaylistLoaded(t,o,i,p);return}this.resetInternalLoader(i.type);var f=t.data;if(f.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(t,i,"no EXTM3U delimiter",p);return}o.parsing.start=performance.now(),f.indexOf("#EXTINF:")>0||f.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,o,i,p):this.handleMasterPlaylist(t,o,i,p)},g.loaderror=function(t,o,i){i===void 0&&(i=null),this.handleNetworkError(o,i,!1,t)},g.loadtimeout=function(t,o,i){i===void 0&&(i=null),this.handleNetworkError(o,i,!0)},g.handleMasterPlaylist=function(t,o,i,p){var f=this.hls,s=t.data,m=O(t,i),l=_.default.parseMasterPlaylist(s,m),a=l.levels,r=l.sessionData;if(!a.length){this.handleManifestParsingError(t,i,"no level found in manifest",p);return}var e=a.map(function(A){return{id:A.attrs.AUDIO,audioCodec:A.audioCodec}}),n=a.map(function(A){return{id:A.attrs.SUBTITLES,textCodec:A.textCodec}}),c=_.default.parseMasterPlaylistMedia(s,m,"AUDIO",e),h=_.default.parseMasterPlaylistMedia(s,m,"SUBTITLES",n),u=_.default.parseMasterPlaylistMedia(s,m,"CLOSED-CAPTIONS");if(c.length){var b=c.some(function(A){return!A.url});!b&&a[0].audioCodec&&!a[0].attrs.AUDIO&&(L.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),c.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new y.AttrList({}),bitrate:0,url:""}))}f.trigger(D.Events.MANIFEST_LOADED,{levels:a,audioTracks:c,subtitles:h,captions:u,url:m,stats:o,networkDetails:p,sessionData:r})},g.handleTrackOrLevelPlaylist=function(t,o,i,p){var f=this.hls,s=i.id,m=i.level,l=i.type,a=O(t,i),r=Object(I.isFiniteNumber)(s)?s:0,e=Object(I.isFiniteNumber)(m)?m:r,n=T(i),c=_.default.parseLevelPlaylist(t.data,a,e,n,r);if(!c.fragments.length){f.trigger(D.Events.ERROR,{type:E.ErrorTypes.NETWORK_ERROR,details:E.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:a,reason:"no fragments found in level",level:typeof i.level=="number"?i.level:void 0});return}if(l===C.PlaylistContextType.MANIFEST){var h={attrs:new y.AttrList({}),bitrate:0,details:c,name:"",url:a};f.trigger(D.Events.MANIFEST_LOADED,{levels:[h],audioTracks:[],url:a,stats:o,networkDetails:p,sessionData:null})}if(o.parsing.end=performance.now(),c.needSidxRanges){var u,b=(u=c.fragments[0].initSegment)===null||u===void 0?void 0:u.url;this.load({url:b,isSidxRequest:!0,type:l,level:m,levelDetails:c,id:s,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}i.levelDetails=c,this.handlePlaylistLoaded(t,o,i,p)},g.handleSidxRequest=function(t,o){var i=Object(R.parseSegmentIndex)(new Uint8Array(t.data));if(!i)return;var p=i.references,f=o.levelDetails;p.forEach(function(s,m){var l=s.info,a=f.fragments[m];a.byteRange.length===0&&a.setByteRange(String(1+l.end-l.start)+"@"+String(l.start)),a.initSegment&&a.initSegment.setByteRange(String(i.moovEndOffset)+"@0")})},g.handleManifestParsingError=function(t,o,i,p){this.hls.trigger(D.Events.ERROR,{type:E.ErrorTypes.NETWORK_ERROR,details:E.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:o.type===C.PlaylistContextType.MANIFEST,url:t.url,reason:i,response:t,context:o,networkDetails:p})},g.handleNetworkError=function(t,o,i,p){i===void 0&&(i=!1),L.logger.warn("[playlist-loader]: A network "+(i?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupId+'"');var f=E.ErrorDetails.UNKNOWN,s=!1,m=this.getInternalLoader(t);switch(t.type){case C.PlaylistContextType.MANIFEST:f=i?E.ErrorDetails.MANIFEST_LOAD_TIMEOUT:E.ErrorDetails.MANIFEST_LOAD_ERROR,s=!0;break;case C.PlaylistContextType.LEVEL:f=i?E.ErrorDetails.LEVEL_LOAD_TIMEOUT:E.ErrorDetails.LEVEL_LOAD_ERROR,s=!1;break;case C.PlaylistContextType.AUDIO_TRACK:f=i?E.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:E.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,s=!1;break;case C.PlaylistContextType.SUBTITLE_TRACK:f=i?E.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:E.ErrorDetails.SUBTITLE_LOAD_ERROR,s=!1;break}m&&this.resetInternalLoader(t.type);var l={type:E.ErrorTypes.NETWORK_ERROR,details:f,fatal:s,url:t.url,loader:m,context:t,networkDetails:o};p&&(l.response=p),this.hls.trigger(D.Events.ERROR,l)},g.handlePlaylistLoaded=function(t,o,i,p){var f=i.type,s=i.level,m=i.id,l=i.groupId,a=i.loader,r=i.levelDetails,e=i.deliveryDirectives;if(!(r!=null&&r.targetduration)){this.handleManifestParsingError(t,i,"invalid target duration",p);return}if(!a)return;r.live&&(a.getCacheAge&&(r.ageHeader=a.getCacheAge()||0),(!a.getCacheAge||isNaN(r.ageHeader))&&(r.ageHeader=0));switch(f){case C.PlaylistContextType.MANIFEST:case C.PlaylistContextType.LEVEL:this.hls.trigger(D.Events.LEVEL_LOADED,{details:r,level:s||0,id:m||0,stats:o,networkDetails:p,deliveryDirectives:e});break;case C.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(D.Events.AUDIO_TRACK_LOADED,{details:r,id:m||0,groupId:l||"",stats:o,networkDetails:p,deliveryDirectives:e});break;case C.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(D.Events.SUBTITLE_TRACK_LOADED,{details:r,id:m||0,groupId:l||"",stats:o,networkDetails:p,deliveryDirectives:e});break}},v}();M.default=x},"./src/polyfills/number.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"isFiniteNumber",function(){return I}),S.d(M,"MAX_SAFE_INTEGER",function(){return D});var I=Number.isFinite||function(E){return typeof E=="number"&&isFinite(E)},D=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(Y,M,S){"use strict";S.r(M);var I=function(){function D(){}return D.getSilentFrame=function(L,R){switch(L){case"mp4a.40.2":if(R===1)return new Uint8Array([0,200,0,128,35,128]);if(R===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(R===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(R===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(R===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(R===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(R===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(R===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(R===3)return new 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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]);E.HDLR_TYPES={video:_,audio:C};var y=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),T=new Uint8Array([0,0,0,0,0,0,0,0]);E.STTS=E.STSC=E.STCO=T,E.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),E.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),E.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),E.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var O=new Uint8Array([105,115,111,109]),x=new Uint8Array([97,118,99,49]),v=new Uint8Array([0,0,0,1]);E.FTYP=E.box(E.types.ftyp,O,v,O,x),E.DINF=E.box(E.types.dinf,E.box(E.types.dref,y))},E.box=function(R){for(var _=8,C=arguments.length,y=new Array(C>1?C-1:0),T=1;T<C;T++)y[T-1]=arguments[T];for(var O=y.length,x=O;O--;)_+=y[O].byteLength;var v=new Uint8Array(_);for(v[0]=_>>24&255,v[1]=_>>16&255,v[2]=_>>8&255,v[3]=_&255,v.set(R,4),O=0,_=8;O<x;O++)v.set(y[O],_),_+=y[O].byteLength;return v},E.hdlr=function(R){return E.box(E.types.hdlr,E.HDLR_TYPES[R])},E.mdat=function(R){return E.box(E.types.mdat,R)},E.mdhd=function(R,_){_*=R;var C=Math.floor(_/(I+1)),y=Math.floor(_%(I+1));return E.box(E.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,R>>24&255,R>>16&255,R>>8&255,R&255,C>>24,C>>16&255,C>>8&255,C&255,y>>24,y>>16&255,y>>8&255,y&255,85,196,0,0]))},E.mdia=function(R){return E.box(E.types.mdia,E.mdhd(R.timescale,R.duration),E.hdlr(R.type),E.minf(R))},E.mfhd=function(R){return E.box(E.types.mfhd,new Uint8Array([0,0,0,0,R>>24,R>>16&255,R>>8&255,R&255]))},E.minf=function(R){return R.type==="audio"?E.box(E.types.minf,E.box(E.types.smhd,E.SMHD),E.DINF,E.stbl(R)):E.box(E.types.minf,E.box(E.types.vmhd,E.VMHD),E.DINF,E.stbl(R))},E.moof=function(R,_,C){return E.box(E.types.moof,E.mfhd(R),E.traf(C,_))},E.moov=function(R){for(var _=R.length,C=[];_--;)C[_]=E.trak(R[_]);return E.box.apply(null,[E.types.moov,E.mvhd(R[0].timescale,R[0].duration)].concat(C).concat(E.mvex(R)))},E.mvex=function(R){for(var _=R.length,C=[];_--;)C[_]=E.trex(R[_]);return E.box.apply(null,[E.types.mvex].concat(C))},E.mvhd=function(R,_){_*=R;var C=Math.floor(_/(I+1)),y=Math.floor(_%(I+1)),T=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,R>>24&255,R>>16&255,R>>8&255,R&255,C>>24,C>>16&255,C>>8&255,C&255,y>>24,y>>16&255,y>>8&255,y&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return E.box(E.types.mvhd,T)},E.sdtp=function(R){var _=R.samples||[],C=new Uint8Array(4+_.length),y,T;for(y=0;y<_.length;y++)T=_[y].flags,C[y+4]=T.dependsOn<<4|T.isDependedOn<<2|T.hasRedundancy;return E.box(E.types.sdtp,C)},E.stbl=function(R){return E.box(E.types.stbl,E.stsd(R),E.box(E.types.stts,E.STTS),E.box(E.types.stsc,E.STSC),E.box(E.types.stsz,E.STSZ),E.box(E.types.stco,E.STCO))},E.avc1=function(R){var _=[],C=[],y,T,O;for(y=0;y<R.sps.length;y++)T=R.sps[y],O=T.byteLength,_.push(O>>>8&255),_.push(O&255),_=_.concat(Array.prototype.slice.call(T));for(y=0;y<R.pps.length;y++)T=R.pps[y],O=T.byteLength,C.push(O>>>8&255),C.push(O&255),C=C.concat(Array.prototype.slice.call(T));var x=E.box(E.types.avcC,new Uint8Array([1,_[3],_[4],_[5],252|3,224|R.sps.length].concat(_).concat([R.pps.length]).concat(C))),v=R.width,g=R.height,d=R.pixelRatio[0],t=R.pixelRatio[1];return E.box(E.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,g>>8&255,g&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]),x,E.box(E.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),E.box(E.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,t>>24,t>>16&255,t>>8&255,t&255])))},E.esds=function(R){var _=R.config.length;return new Uint8Array([0,0,0,0,3,23+_,0,1,0,4,15+_,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([_]).concat(R.config).concat([6,1,2]))},E.mp4a=function(R){var _=R.samplerate;return E.box(E.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,R.channelCount,0,16,0,0,0,0,_>>8&255,_&255,0,0]),E.box(E.types.esds,E.esds(R)))},E.mp3=function(R){var _=R.samplerate;return E.box(E.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,R.channelCount,0,16,0,0,0,0,_>>8&255,_&255,0,0]))},E.stsd=function(R){return R.type==="audio"?!R.isAAC&&R.codec==="mp3"?E.box(E.types.stsd,E.STSD,E.mp3(R)):E.box(E.types.stsd,E.STSD,E.mp4a(R)):E.box(E.types.stsd,E.STSD,E.avc1(R))},E.tkhd=function(R){var _=R.id,C=R.duration*R.timescale,y=R.width,T=R.height,O=Math.floor(C/(I+1)),x=Math.floor(C%(I+1));return E.box(E.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,_>>24&255,_>>16&255,_>>8&255,_&255,0,0,0,0,O>>24,O>>16&255,O>>8&255,O&255,x>>24,x>>16&255,x>>8&255,x&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,y>>8&255,y&255,0,0,T>>8&255,T&255,0,0]))},E.traf=function(R,_){var C=E.sdtp(R),y=R.id,T=Math.floor(_/(I+1)),O=Math.floor(_%(I+1));return E.box(E.types.traf,E.box(E.types.tfhd,new Uint8Array([0,0,0,0,y>>24,y>>16&255,y>>8&255,y&255])),E.box(E.types.tfdt,new Uint8Array([1,0,0,0,T>>24,T>>16&255,T>>8&255,T&255,O>>24,O>>16&255,O>>8&255,O&255])),E.trun(R,C.length+16+20+8+16+8+8),C)},E.trak=function(R){return R.duration=R.duration||4294967295,E.box(E.types.trak,E.tkhd(R),E.mdia(R))},E.trex=function(R){var _=R.id;return E.box(E.types.trex,new Uint8Array([0,0,0,0,_>>24,_>>16&255,_>>8&255,_&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},E.trun=function(R,_){var C=R.samples||[],y=C.length,T=12+16*y,O=new Uint8Array(T),x,v,g,d,t,o;for(_+=8+T,O.set([0,0,15,1,y>>>24&255,y>>>16&255,y>>>8&255,y&255,_>>>24&255,_>>>16&255,_>>>8&255,_&255],0),x=0;x<y;x++)v=C[x],g=v.duration,d=v.size,t=v.flags,o=v.cts,O.set([g>>>24&255,g>>>16&255,g>>>8&255,g&255,d>>>24&255,d>>>16&255,d>>>8&255,d&255,t.isLeading<<2|t.dependsOn,t.isDependedOn<<6|t.hasRedundancy<<4|t.paddingValue<<1|t.isNonSync,t.degradPrio&240<<8,t.degradPrio&15,o>>>24&255,o>>>16&255,o>>>8&255,o&255],12+16*x);return E.box(E.types.trun,O)},E.initSegment=function(R){E.types||E.init();var _=E.moov(R),C=new Uint8Array(E.FTYP.byteLength+_.byteLength);return C.set(E.FTYP),C.set(_,E.FTYP.byteLength),C},E}();D.types=void 0,D.HDLR_TYPES=void 0,D.STTS=void 0,D.STSC=void 0,D.STCO=void 0,D.STSZ=void 0,D.VMHD=void 0,D.SMHD=void 0,D.STSD=void 0,D.FTYP=void 0,D.DINF=void 0,M.default=D},"./src/remux/mp4-remuxer.ts":function(Y,M,S){"use strict";S.r(M),S.d(M,"default",function(){return o}),S.d(M,"normalizePts",function(){return i});var I=S("./src/polyfills/number.ts"),D=S("./src/remux/aac-helper.ts"),E=S("./src/remux/mp4-generator.ts"),L=S("./src/events.ts"),R=S("./src/errors.ts"),_=S("./src/utils/logger.ts"),C=S("./src/types/loader.ts"),y=S("./src/utils/timescale-conversion.ts");function T(){return T=Object.assign||function(m){for(var l=1;l<arguments.length;l++){var a=arguments[l];for(var r in a)Object.prototype.hasOwnProperty.call(a,r)&&(m[r]=a[r])}return m},T.apply(this,arguments)}var O=10*1e3,x=1024,v=1152,g=null,d=null,t=!1,o=function(){function m(a,r,e,n){if(n===void 0&&(n=""),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=a,this.config=r,this.typeSupported=e,this.ISGenerated=!1,g===null){var c=navigator.userAgent||"",h=c.match(/Chrome\/(\d+)/i);g=h?parseInt(h[1]):0}if(d===null){var u=navigator.userAgent.match(/Safari\/(\d+)/i);d=u?parseInt(u[1]):0}t=!!g&&g<75||!!d&&d<600}var l=m.prototype;return l.destroy=function(){},l.resetTimeStamp=function(r){_.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=r},l.resetNextTimestamp=function(){_.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},l.resetInitSegment=function(){_.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},l.getVideoStartPts=function(r){var e=!1,n=r.reduce(function(c,h){var u=h.pts-c;return u<-4294967296?(e=!0,i(c,h.pts)):u>0?c:h.pts},r[0].pts);return e&&_.logger.debug("PTS rollover detected"),n},l.remux=function(r,e,n,c,h,u,b,A){var P,w,U,N,F,K,$=h,X=h,oe=r.pid>-1,pe=e.pid>-1,ee=e.samples.length,de=r.samples.length>0,le=ee>1,re=(!oe||de)&&(!pe||le)||this.ISGenerated||b;if(re){this.ISGenerated||(U=this.generateIS(r,e,h));var te=this.isVideoContiguous,Te=-1;if(le&&(Te=p(e.samples),!te&&this.config.forceKeyFrameOnDiscontinuity))if(K=!0,Te>0){_.logger.warn("[mp4-remuxer]: Dropped "+Te+" out of "+ee+" video samples due to a missing keyframe");var Ie=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(Te),e.dropped+=Te,X+=(e.samples[0].pts-Ie)/(e.timescale||9e4)}else Te===-1&&(_.logger.warn("[mp4-remuxer]: No keyframe found out of "+ee+" video samples"),K=!1);if(this.ISGenerated){if(de&&le){var Ae=this.getVideoStartPts(e.samples),De=i(r.samples[0].pts,Ae)-Ae,fe=De/e.inputTimeScale;$+=Math.max(0,fe),X+=Math.max(0,-fe)}if(de){if(r.samplerate||(_.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),U=this.generateIS(r,e,h)),w=this.remuxAudio(r,$,this.isAudioContiguous,u,pe||le||A===C.PlaylistLevelType.AUDIO?X:void 0),le){var ye=w?w.endPTS-w.startPTS:0;e.inputTimeScale||(_.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),U=this.generateIS(r,e,h)),P=this.remuxVideo(e,X,te,ye)}}else le&&(P=this.remuxVideo(e,X,te,0));P&&(P.firstKeyFrame=Te,P.independent=Te!==-1)}}return this.ISGenerated&&(n.samples.length&&(F=this.remuxID3(n,h)),c.samples.length&&(N=this.remuxText(c,h))),{audio:w,video:P,initSegment:U,independent:K,text:N,id3:F}},l.generateIS=function(r,e,n){var c=r.samples,h=e.samples,u=this.typeSupported,b={},A=!Object(I.isFiniteNumber)(this._initPTS),P="audio/mp4",w,U,N;if(A&&(w=U=Infinity),r.config&&c.length&&(r.timescale=r.samplerate,r.isAAC||(u.mpeg?(P="audio/mpeg",r.codec=""):u.mp3&&(r.codec="mp3")),b.audio={id:"audio",container:P,codec:r.codec,initSegment:!r.isAAC&&u.mpeg?new Uint8Array(0):E.default.initSegment([r]),metadata:{channelCount:r.channelCount}},A&&(N=r.inputTimeScale,w=U=c[0].pts-Math.round(N*n))),e.sps&&e.pps&&h.length&&(e.timescale=e.inputTimeScale,b.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:E.default.initSegment([e]),metadata:{width:e.width,height:e.height}},A)){N=e.inputTimeScale;var F=this.getVideoStartPts(h),K=Math.round(N*n);U=Math.min(U,i(h[0].dts,F)-K),w=Math.min(w,F-K)}if(Object.keys(b).length)return this.ISGenerated=!0,A&&(this._initPTS=w,this._initDTS=U),{tracks:b,initPTS:w,timescale:N}},l.remuxVideo=function(r,e,n,c){var h=r.inputTimeScale,u=r.samples,b=[],A=u.length,P=this._initPTS,w=this.nextAvcDts,U=8,N,F,K,$=Number.POSITIVE_INFINITY,X=Number.NEGATIVE_INFINITY,oe=0,pe=!1;if(!n||w===null){var ee=e*h,de=u[0].pts-i(u[0].dts,u[0].pts);w=ee-de}for(var le=0;le<A;le++){var re=u[le];if(re.pts=i(re.pts-P,w),re.dts=i(re.dts-P,w),re.dts>re.pts){var te=9e4*.2;oe=Math.max(Math.min(oe,re.pts-re.dts),-1*te)}re.dts<u[le>0?le-1:le].dts&&(pe=!0)}pe&&u.sort(function(Be,Ue){var ke=Be.dts-Ue.dts,He=Be.pts-Ue.pts;return ke||He}),F=u[0].dts,K=u[u.length-1].dts;var Te=Math.round((K-F)/(A-1));if(oe<0){if(oe<Te*-2){_.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(y.toMsFromMpegTsClock)(-Te,!0)+" ms");for(var Ie=oe,Ae=0;Ae<A;Ae++)u[Ae].dts=Ie=Math.max(Ie,u[Ae].pts-Te),u[Ae].pts=Math.max(Ie,u[Ae].pts)}else{_.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(y.toMsFromMpegTsClock)(oe,!0)+" ms to overcome this issue");for(var De=0;De<A;De++)u[De].dts=u[De].dts+oe}F=u[0].dts}if(n){var fe=F-w,ye=fe>Te,xe=fe<-1;if(ye||xe){ye?_.logger.warn("AVC: "+Object(y.toMsFromMpegTsClock)(fe,!0)+" ms ("+fe+"dts) hole between fragments detected, filling it"):_.logger.warn("AVC: "+Object(y.toMsFromMpegTsClock)(-fe,!0)+" ms ("+fe+"dts) overlapping between fragments detected"),F=w;var 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G=ce[ue],H=G.data,k=G.data.byteLength;J.setUint32(U,k),U+=4,we.set(H,U),U+=k,Z+=4+k}if(q<A-1)N=u[q+1].dts-se.dts;else{var j=this.config,W=se.dts-u[q>0?q-1:q].dts;if(j.stretchShortVideoTrack&&this.nextAudioPts!==null){var z=Math.floor(j.maxBufferHole*h),Q=(c?$+c*h:this.nextAudioPts)-se.pts;Q>z?(N=Q-W,N<0&&(N=W),_.logger.log("[mp4-remuxer]: It is approximately "+Q/90+" ms to the next segment; using duration "+N/90+" ms for the last video frame.")):N=W}else N=W}var ne=Math.round(se.pts-se.dts);b.push(new f(se.key,N,Z,ne))}if(b.length&&g&&g<70){var ae=b[0].flags;ae.dependsOn=2,ae.isNonSync=0}console.assert(N!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=w=K+N,this.isVideoContiguous=!0;var ve=E.default.moof(r.sequenceNumber++,F,T({},r,{samples:b})),Oe="video",Ee={data1:ve,data2:we,startPTS:$/h,endPTS:(X+N)/h,startDTS:F/h,endDTS:w/h,type:Oe,hasAudio:!1,hasVideo:!0,nb:b.length,dropped:r.dropped};return r.samples=[],r.dropped=0,console.assert(we.length,"MDAT length must not be 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r.samples=K,this.remuxAudio(r,e,n,!1)},l.remuxID3=function(r,e){var n=r.samples.length;if(!n)return;for(var c=r.inputTimeScale,h=this._initPTS,u=this._initDTS,b=0;b<n;b++){var A=r.samples[b];A.pts=i(A.pts-h,e*c)/c,A.dts=i(A.dts-u,e*c)/c}var P=r.samples;return r.samples=[],{samples:P}},l.remuxText=function(r,e){var n=r.samples.length;if(!n)return;for(var c=r.inputTimeScale,h=this._initPTS,u=0;u<n;u++){var b=r.samples[u];b.pts=i(b.pts-h,e*c)/c}r.samples.sort(function(P,w){return P.pts-w.pts});var A=r.samples;return r.samples=[],{samples:A}},m}();function i(m,l){var a;if(l===null)return m;for(l<m?a=-8589934592:a=8589934592;Math.abs(m-l)>4294967296;)m+=a;return m}function p(m){for(var l=0;l<m.length;l++)if(m[l].key)return l;return-1}var f=function(l,a,r,e){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=a,this.size=r,this.cts=e,this.flags=new 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r=a.prototype;return r.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},r.setStyles=function(n){for(var c=["foreground","underline","italics","background","flash"],h=0;h<c.length;h++){var u=c[h];n.hasOwnProperty(u)&&(this[u]=n[u])}},r.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},r.equals=function(n){return this.foreground===n.foreground&&this.underline===n.underline&&this.italics===n.italics&&this.background===n.background&&this.flash===n.flash},r.copy=function(n){this.foreground=n.foreground,this.underline=n.underline,this.italics=n.italics,this.background=n.background,this.flash=n.flash},r.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},a}(),t=function(){function a(e,n,c,h,u,b){this.uchar=void 0,this.penState=void 0,this.uchar=e||" ",this.penState=new d(n,c,h,u,b)}var r=a.prototype;return r.reset=function(){this.uchar=" ",this.penState.reset()},r.setChar=function(n,c){this.uchar=n,this.penState.copy(c)},r.setPenState=function(n){this.penState.copy(n)},r.equals=function(n){return this.uchar===n.uchar&&this.penState.equals(n.penState)},r.copy=function(n){this.uchar=n.uchar,this.penState.copy(n.penState)},r.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},a}(),o=function(){function a(e){this.chars=void 0,this.pos=void 0,this.currPenState=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chars=[];for(var n=0;n<R;n++)this.chars.push(new t);this.logger=e,this.pos=0,this.currPenState=new d}var r=a.prototype;return r.equals=function(n){for(var c=!0,h=0;h<R;h++)if(!this.chars[h].equals(n.chars[h])){c=!1;break}return c},r.copy=function(n){for(var c=0;c<R;c++)this.chars[c].copy(n.chars[c])},r.isEmpty=function(){for(var n=!0,c=0;c<R;c++)if(!this.chars[c].isEmpty()){n=!1;break}return n},r.setCursor=function(n){this.pos!==n&&(this.pos=n),this.pos<0?(this.logger.log(x.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>R&&(this.logger.log(x.DEBUG,"Too large cursor position "+this.pos),this.pos=R)},r.moveCursor=function(n){var c=this.pos+n;if(n>1)for(var h=this.pos+1;h<c+1;h++)this.chars[h].setPenState(this.currPenState);this.setCursor(c)},r.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},r.insertChar=function(n){n>=144&&this.backSpace();var c=E(n);if(this.pos>=R){this.logger.log(x.ERROR,"Cannot insert "+n.toString(16)+" ("+c+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(c,this.currPenState),this.moveCursor(1)},r.clearFromPos=function(n){var c;for(c=n;c<R;c++)this.chars[c].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 n=[],c=!0,h=0;h<R;h++){var u=this.chars[h].uchar;u!==" "&&(c=!1),n.push(u)}return c?"":n.join("")},r.setPenStyles=function(n){this.currPenState.setStyles(n);var c=this.chars[this.pos];c.setPenState(this.currPenState)},a}(),i=function(){function a(e){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var n=0;n<L;n++)this.rows.push(new o(e));this.logger=e,this.currRow=L-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var r=a.prototype;return r.reset=function(){for(var n=0;n<L;n++)this.rows[n].clear();this.currRow=L-1},r.equals=function(n){for(var c=!0,h=0;h<L;h++)if(!this.rows[h].equals(n.rows[h])){c=!1;break}return c},r.copy=function(n){for(var c=0;c<L;c++)this.rows[c].copy(n.rows[c])},r.isEmpty=function(){for(var n=!0,c=0;c<L;c++)if(!this.rows[c].isEmpty()){n=!1;break}return n},r.backSpace=function(){var n=this.rows[this.currRow];n.backSpace()},r.clearToEndOfRow=function(){var n=this.rows[this.currRow];n.clearToEndOfRow()},r.insertChar=function(n){var c=this.rows[this.currRow];c.insertChar(n)},r.setPen=function(n){var c=this.rows[this.currRow];c.setPenStyles(n)},r.moveCursor=function(n){var c=this.rows[this.currRow];c.moveCursor(n)},r.setCursor=function(n){this.logger.log(x.INFO,"setCursor: "+n);var c=this.rows[this.currRow];c.setCursor(n)},r.setPAC=function(n){this.logger.log(x.INFO,"pacData = "+JSON.stringify(n));var c=n.row-1;if(this.nrRollUpRows&&c<this.nrRollUpRows-1&&(c=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==c){for(var h=0;h<L;h++)this.rows[h].clear();var u=this.currRow+1-this.nrRollUpRows,b=this.lastOutputScreen;if(b){var A=b.rows[u].cueStartTime,P=this.logger.time;if(A&&P!==null&&A<P)for(var w=0;w<this.nrRollUpRows;w++)this.rows[c-this.nrRollUpRows+w+1].copy(b.rows[u+w])}}this.currRow=c;var U=this.rows[this.currRow];if(n.indent!==null){var N=n.indent,F=Math.max(N-1,0);U.setCursor(n.indent),n.color=U.chars[F].penState.foreground}var K={foreground:n.color,underline:n.underline,italics:n.italics,background:"black",flash:!1};this.setPen(K)},r.setBkgData=function(n){this.logger.log(x.INFO,"bkgData = "+JSON.stringify(n)),this.backSpace(),this.setPen(n),this.insertChar(32)},r.setRollUpRows=function(n){this.nrRollUpRows=n},r.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(x.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(x.TEXT,this.getDisplayText());var n=this.currRow+1-this.nrRollUpRows,c=this.rows.splice(n,1)[0];c.clear(),this.rows.splice(this.currRow,0,c),this.logger.log(x.INFO,"Rolling up")},r.getDisplayText=function(n){n=n||!1;for(var c=[],h="",u=-1,b=0;b<L;b++){var A=this.rows[b].getTextString();A&&(u=b+1,n?c.push("Row "+u+": '"+A+"'"):c.push(A.trim()))}return c.length>0&&(n?h="["+c.join(" | ")+"]":h=c.join(`
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Resume Caption Loading"),this.setMode("MODE_POP-ON")},r.ccBS=function(){if(this.logger.log(x.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(x.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},r.ccRU=function(n){this.logger.log(x.INFO,"RU("+n+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(n)},r.ccFON=function(){this.logger.log(x.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},r.ccRDC=function(){this.logger.log(x.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},r.ccTR=function(){this.logger.log(x.INFO,"TR"),this.setMode("MODE_TEXT")},r.ccRTD=function(){this.logger.log(x.INFO,"RTD"),this.setMode("MODE_TEXT")},r.ccEDM=function(){this.logger.log(x.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},r.ccCR=function(){this.logger.log(x.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},r.ccENM=function(){this.logger.log(x.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},r.ccEOC=function(){if(this.logger.log(x.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var n=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=n,this.writeScreen=this.nonDisplayedMemory,this.logger.log(x.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},r.ccTO=function(n){this.logger.log(x.INFO,"TO("+n+") - Tab Offset"),this.writeScreen.moveCursor(n)},r.ccMIDROW=function(n){var c={flash:!1};if(c.underline=n%2===1,c.italics=n>=46,c.italics)c.foreground="white";else{var h=Math.floor(n/2)-16,u=["white","green","blue","cyan","red","yellow","magenta"];c.foreground=u[h]}this.logger.log(x.INFO,"MIDROW: "+JSON.stringify(c)),this.writeScreen.setPen(c)},r.outputDataUpdate=function(n){n===void 0&&(n=!1);var c=this.logger.time;if(c===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=c:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,c,this.lastOutputScreen),n&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:c),this.lastOutputScreen.copy(this.displayedMemory))},r.cueSplitAtTime=function(n){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,n,this.displayedMemory),this.cueStartTime=n))},a}(),f=function(){function a(e,n,c){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var h=new v;this.channels=[null,new p(e,n,h),new p(e+1,c,h)],this.cmdHistory=l(),this.logger=h}var r=a.prototype;return r.getHandler=function(n){return this.channels[n].getHandler()},r.setHandler=function(n,c){this.channels[n].setHandler(c)},r.addData=function(n,c){var h,u,b,A=!1;this.logger.time=n;for(var P=0;P<c.length;P+=2){if(u=c[P]&127,b=c[P+1]&127,u===0&&b===0)continue;if(this.logger.log(x.DATA,"["+g([c[P],c[P+1]])+"] -> ("+g([u,b])+")"),h=this.parseCmd(u,b),h||(h=this.parseMidrow(u,b)),h||(h=this.parsePAC(u,b)),h||(h=this.parseBackgroundAttributes(u,b)),!h&&(A=this.parseChars(u,b),A)){var w=this.currentChannel;if(w&&w>0){var U=this.channels[w];U.insertChars(A)}else this.logger.log(x.WARNING,"No channel found yet. TEXT-MODE?")}!h&&!A&&this.logger.log(x.WARNING,"Couldn't parse cleaned data "+g([u,b])+" orig: "+g([c[P],c[P+1]]))}},r.parseCmd=function(n,c){var h=this.cmdHistory,u=(n===20||n===28||n===21||n===29)&&c>=32&&c<=47,b=(n===23||n===31)&&c>=33&&c<=35;if(!(u||b))return!1;if(m(n,c,h))return s(null,null,h),this.logger.log(x.DEBUG,"Repeated command ("+g([n,c])+") is dropped"),!0;var A=n===20||n===21||n===23?1:2,P=this.channels[A];return n===20||n===21||n===28||n===29?c===32?P.ccRCL():c===33?P.ccBS():c===34?P.ccAOF():c===35?P.ccAON():c===36?P.ccDER():c===37?P.ccRU(2):c===38?P.ccRU(3):c===39?P.ccRU(4):c===40?P.ccFON():c===41?P.ccRDC():c===42?P.ccTR():c===43?P.ccRTD():c===44?P.ccEDM():c===45?P.ccCR():c===46?P.ccENM():c===47&&P.ccEOC():P.ccTO(c-32),s(n,c,h),this.currentChannel=A,!0},r.parseMidrow=function(n,c){var h=0;if((n===17||n===25)&&c>=32&&c<=47){if(n===17?h=1:h=2,h!==this.currentChannel)return this.logger.log(x.ERROR,"Mismatch channel in midrow parsing"),!1;var u=this.channels[h];return 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