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* @license
* Copyright (C) 2006 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
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u(){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 o(r,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({},r,n)}function e(r){var n=r.loader;if(n!==g.default&&n!==y.default)a.logger.log("[config]: Custom loader detected, cannot enable progressive streaming"),r.progressive=!1;else{var f=Object(g.fetchSupported)();f&&(r.loader=g.default,r.progressive=!0,r.enableSoftwareAES=!0,a.logger.log("[config]: Progressive streaming enabled, using FetchLoader"))}}},"./src/controller/abr-controller.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/polyfills/number.ts"),A=x("./src/utils/ewma-bandwidth-estimator.ts"),_=x("./src/events.ts"),O=x("./src/utils/buffer-helper.ts"),L=x("./src/errors.ts"),D=x("./src/types/loader.ts"),S=x("./src/utils/logger.ts");function p(v,y){for(var g=0;g<y.length;g++){var d=y[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(v,d.key,d)}}function E(v,y,g){return y&&p(v.prototype,y),g&&p(v,g),v}var T=function(){function v(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 A.default(d.abrEwmaSlowVoD,d.abrEwmaFastVoD,d.abrEwmaDefaultEstimate),this.registerListeners()}var y=v.prototype;return y.registerListeners=function(){var d=this.hls;d.on(_.Events.FRAG_LOADING,this.onFragLoading,this),d.on(_.Events.FRAG_LOADED,this.onFragLoaded,this),d.on(_.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.on(_.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.on(_.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){var d=this.hls;d.off(_.Events.FRAG_LOADING,this.onFragLoading,this),d.off(_.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(_.Events.FRAG_BUFFERED,this.onFragBuffered,this),d.off(_.Events.LEVEL_LOADED,this.onLevelLoaded,this),d.off(_.Events.ERROR,this.onError,this)},y.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},y.onFragLoading=function(d,t){var a=t.frag;if(a.type===D.PlaylistLevelType.MAIN&&!this.timer){var i;this.fragCurrent=a,this.partCurrent=(i=t.part)!=null?i:null,this.timer=self.setInterval(this.onCheck,100)}},y.onLevelLoaded=function(d,t){var a=this.hls.config;t.details.live?this.bwEstimator.update(a.abrEwmaSlowLive,a.abrEwmaFastLive):this.bwEstimator.update(a.abrEwmaSlowVoD,a.abrEwmaFastVoD)},y._abandonRulesCheck=function(){var d=this.fragCurrent,t=this.partCurrent,a=this.hls,i=a.autoLevelEnabled,c=a.config,s=a.media;if(!d||!s)return;var l=t?t.stats:d.stats,h=t?t.duration:d.duration;if(l.aborted){S.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!i||s.paused||!s.playbackRate||!s.readyState)return;var u=performance.now()-l.loading.start,o=Math.abs(s.playbackRate);if(u<=500*h/o)return;var e=a.levels,r=a.minAutoLevel,n=e[d.level],f=l.total||Math.max(l.loaded,Math.round(h*n.maxBitrate/8)),m=Math.max(1,l.bwEstimate?l.bwEstimate/8:l.loaded*1e3/u),b=(f-l.loaded)/m,R=s.currentTime,C=(O.BufferHelper.bufferInfo(s,R,c.maxBufferHole).end-R)/o;if(C>=2*h/o||b<=C)return;var I=Number.POSITIVE_INFINITY,k;for(k=d.level-1;k>r;k--){var B=e[k].maxBitrate;if(I=h*B/(8*.8*m),I<C)break}if(I>=b)return;var K=this.bwEstimator.getEstimate();S.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 "+k+`
Current BW estimate: `+(Object(w.isFiniteNumber)(K)?(K/1024).toFixed(3):"Unknown")+` Kb/s
Estimated load time for current fragment: `+b.toFixed(3)+` s
Estimated load time for the next fragment: `+I.toFixed(3)+` s
Time to underbuffer: `+C.toFixed(3)+" s"),a.nextLoadLevel=k,this.bwEstimator.sample(u,l.loaded),this.clearTimer(),d.loader&&(this.fragCurrent=this.partCurrent=null,d.loader.abort()),a.trigger(_.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:d,part:t,stats:l})},y.onFragLoaded=function(d,t){var a=t.frag,i=t.part;if(a.type===D.PlaylistLevelType.MAIN&&Object(w.isFiniteNumber)(a.sn)){var c=i?i.stats:a.stats,s=i?i.duration:a.duration;if(this.clearTimer(),this.lastLoadedFragLevel=a.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var l=this.hls.levels[a.level],h=(l.loaded?l.loaded.bytes:0)+c.loaded,u=(l.loaded?l.loaded.duration:0)+s;l.loaded={bytes:h,duration:u},l.realBitrate=Math.round(8*h/u)}if(a.bitrateTest){var o={stats:c,frag:a,part:i,id:a.type};this.onFragBuffered(_.Events.FRAG_BUFFERED,o),a.bitrateTest=!1}}},y.onFragBuffered=function(d,t){var a=t.frag,i=t.part,c=i?i.stats:a.stats;if(c.aborted)return;if(a.type!==D.PlaylistLevelType.MAIN||a.sn==="initSegment")return;var s=c.parsing.end-c.loading.start;this.bwEstimator.sample(s,c.loaded),c.bwEstimate=this.bwEstimator.getEstimate(),a.bitrateTest?this.bitrateTestDelay=s/1e3:this.bitrateTestDelay=0},y.onError=function(d,t){switch(t.details){case L.ErrorDetails.FRAG_LOAD_ERROR:case L.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},y.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},y.getNextABRAutoLevel=function(){var d=this.fragCurrent,t=this.partCurrent,a=this.hls,i=a.maxAutoLevel,c=a.config,s=a.minAutoLevel,l=a.media,h=t?t.duration:d?d.duration:0,u=l?l.currentTime:0,o=l&&l.playbackRate!==0?Math.abs(l.playbackRate):1,e=this.bwEstimator?this.bwEstimator.getEstimate():c.abrEwmaDefaultEstimate,r=(O.BufferHelper.bufferInfo(l,u,c.maxBufferHole).end-u)/o,n=this.findBestLevel(e,s,i,r,c.abrBandWidthFactor,c.abrBandWidthUpFactor);if(n>=0)return n;S.logger.trace((r?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var f=h?Math.min(h,c.maxStarvationDelay):c.maxStarvationDelay,m=c.abrBandWidthFactor,b=c.abrBandWidthUpFactor;if(!r){var R=this.bitrateTestDelay;if(R){var C=h?Math.min(h,c.maxLoadingDelay):c.maxLoadingDelay;f=C-R,S.logger.trace("bitrate test took "+Math.round(1e3*R)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*f)+" ms"),m=b=1}}return n=this.findBestLevel(e,s,i,r+f,m,b),Math.max(n,0)},y.findBestLevel=function(d,t,a,i,c,s){for(var l,h=this.fragCurrent,u=this.partCurrent,o=this.lastLoadedFragLevel,e=this.hls.levels,r=e[o],n=!!(r!=null&&(l=r.details)!==null&&l!==void 0&&l.live),f=r==null?void 0:r.codecSet,m=u?u.duration:h?h.duration:0,b=a;b>=t;b--){var R=e[b];if(!R||f&&R.codecSet!==f)continue;var C=R.details,I=(u?C==null?void 0:C.partTarget:C==null?void 0:C.averagetargetduration)||m,k=void 0;b<=o?k=c*d:k=s*d;var B=e[b].maxBitrate,K=B*I/k;if(S.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+b+"/"+Math.round(k)+"/"+B+"/"+I+"/"+i+"/"+K),k>B&&(!K||n&&!this.bitrateTestDelay||K<i))return b}return-1},E(v,[{key:"nextAutoLevel",get:function(){var d=this._nextAutoLevel,t=this.bwEstimator;if(d!==-1&&(!t||!t.canEstimate()))return d;var a=this.getNextABRAutoLevel();return d!==-1&&(a=Math.min(d,a)),a},set:function(d){this._nextAutoLevel=d}}]),v}();P.default=T},"./src/controller/audio-stream-controller.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/polyfills/number.ts"),A=x("./src/controller/base-stream-controller.ts"),_=x("./src/events.ts"),O=x("./src/utils/buffer-helper.ts"),L=x("./src/controller/fragment-tracker.ts"),D=x("./src/types/level.ts"),S=x("./src/types/loader.ts"),p=x("./src/loader/fragment.ts"),E=x("./src/demux/chunk-cache.ts"),T=x("./src/demux/transmuxer-interface.ts"),v=x("./src/types/transmuxer.ts"),y=x("./src/controller/fragment-finders.ts"),g=x("./src/utils/discontinuities.ts"),d=x("./src/errors.ts"),t=x("./src/utils/logger.ts");function a(){return a=Object.assign||function(h){for(var u=1;u<arguments.length;u++){var o=arguments[u];for(var e in o)Object.prototype.hasOwnProperty.call(o,e)&&(h[e]=o[e])}return h},a.apply(this,arguments)}function i(h,u){h.prototype=Object.create(u.prototype),h.prototype.constructor=h,c(h,u)}function c(h,u){return c=Object.setPrototypeOf||function(e,r){return e.__proto__=r,e},c(h,u)}var s=100,l=function(h){i(u,h);function u(e,r){var n;return n=h.call(this,e,r,"[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 o=u.prototype;return o.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},o._registerListeners=function(){var r=this.hls;r.on(_.Events.MEDIA_ATTACHED,this.onMediaAttached,this),r.on(_.Events.MEDIA_DETACHING,this.onMediaDetaching,this),r.on(_.Events.MANIFEST_LOADING,this.onManifestLoading,this),r.on(_.Events.LEVEL_LOADED,this.onLevelLoaded,this),r.on(_.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),r.on(_.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),r.on(_.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),r.on(_.Events.ERROR,this.onError,this),r.on(_.Events.BUFFER_RESET,this.onBufferReset,this),r.on(_.Events.BUFFER_CREATED,this.onBufferCreated,this),r.on(_.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),r.on(_.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),r.on(_.Events.FRAG_BUFFERED,this.onFragBuffered,this)},o._unregisterListeners=function(){var r=this.hls;r.off(_.Events.MEDIA_ATTACHED,this.onMediaAttached,this),r.off(_.Events.MEDIA_DETACHING,this.onMediaDetaching,this),r.off(_.Events.MANIFEST_LOADING,this.onManifestLoading,this),r.off(_.Events.LEVEL_LOADED,this.onLevelLoaded,this),r.off(_.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),r.off(_.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),r.off(_.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),r.off(_.Events.ERROR,this.onError,this),r.off(_.Events.BUFFER_RESET,this.onBufferReset,this),r.off(_.Events.BUFFER_CREATED,this.onBufferCreated,this),r.off(_.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),r.off(_.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),r.off(_.Events.FRAG_BUFFERED,this.onFragBuffered,this)},o.onInitPtsFound=function(r,n){var f=n.frag,m=n.id,b=n.initPTS;if(m==="main"){var R=f.cc;this.initPTS[f.cc]=b,this.log("InitPTS for cc: "+R+" found from main: "+b),this.videoTrackCC=R,this.state===A.State.WAITING_INIT_PTS&&this.tick()}},o.startLoad=function(r){if(!this.levels){this.startPosition=r,this.state=A.State.STOPPED;return}var n=this.lastCurrentTime;this.stopLoad(),this.setInterval(s),this.fragLoadError=0,n>0&&r===-1?(this.log("Override startPosition with lastCurrentTime @"+n.toFixed(3)),this.state=A.State.IDLE):(this.loadedmetadata=!1,this.state=A.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=r,this.tick()},o.doTick=function(){switch(this.state){case A.State.IDLE:this.doTickIdle();break;case A.State.WAITING_TRACK:{var r,n=this.levels,f=this.trackId,m=n==null||((r=n[f])===null||r===void 0)?void 0:r.details;if(m){if(this.waitForCdnTuneIn(m))break;this.state=A.State.WAITING_INIT_PTS}break}case A.State.FRAG_LOADING_WAITING_RETRY:{var b,R=performance.now(),C=this.retryDate;(!C||R>=C||(b=this.media)!==null&&b!==void 0&&b.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=A.State.IDLE);break}case A.State.WAITING_INIT_PTS:{var I=this.waitingData;if(I){var k=I.frag,B=I.part,K=I.cache,F=I.complete;if(this.initPTS[k.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=A.State.FRAG_LOADING;var W=K.flush(),V={frag:k,part:B,payload:W,networkDetails:null};this._handleFragmentLoadProgress(V),F&&h.prototype._handleFragmentLoadComplete.call(this,V)}else if(this.videoTrackCC!==this.waitingVideoCC)t.logger.log("Waiting fragment cc ("+k.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var $=this.getLoadPosition(),ue=O.BufferHelper.bufferInfo(this.mediaBuffer,$,this.config.maxBufferHole),q=Object(y.fragmentWithinToleranceTest)(ue.end,this.config.maxFragLookUpTolerance,k);q<0&&(t.logger.log("Waiting fragment cc ("+k.cc+") @ "+k.start+" cancelled because another fragment at "+ue.end+" is needed"),this.clearWaitingFragment())}}else this.state=A.State.IDLE}}this.onTickEnd()},o.clearWaitingFragment=function(){var r=this.waitingData;r&&(this.fragmentTracker.removeFragment(r.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=A.State.IDLE)},o.onTickEnd=function(){var r=this.media;if(!r||!r.readyState)return;var n=this.mediaBuffer?this.mediaBuffer:r,f=n.buffered;!this.loadedmetadata&&f.length&&(this.loadedmetadata=!0),this.lastCurrentTime=r.currentTime},o.doTickIdle=function(){var r,n,f=this.hls,m=this.levels,b=this.media,R=this.trackId,C=f.config;if(!m||!m[R])return;if(!b&&(this.startFragRequested||!C.startFragPrefetch))return;var I=m[R],k=I.details;if(!k||k.live&&this.levelLastLoaded!==R||this.waitForCdnTuneIn(k)){this.state=A.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,p.ElementaryStreamTypes.AUDIO,S.PlaylistLevelType.AUDIO));var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,S.PlaylistLevelType.AUDIO);if(B===null)return;var K=B.len,F=this.getMaxBufferLength(),W=this.audioSwitch;if(K>=F&&!W)return;if(!W&&this._streamEnded(B,k)){f.trigger(_.Events.BUFFER_EOS,{type:"audio"}),this.state=A.State.ENDED;return}var V=k.fragments,$=V[0].start,ue=B.end;if(W){var q=this.getLoadPosition();ue=q,k.PTSKnown&&q<$&&((B.end>$||B.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),b.currentTime=$+.05))}var se=this.getNextFragment(ue,k);if(!se){this.bufferFlushed=!0;return}((r=se.decryptdata)===null||r===void 0?void 0:r.keyFormat)==="identity"&&!((n=se.decryptdata)!==null&&n!==void 0&&n.key)?this.loadKey(se,k):this.loadFragment(se,k,ue)},o.getMaxBufferLength=function(){var r=h.prototype.getMaxBufferLength.call(this),n=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,S.PlaylistLevelType.MAIN);return n===null?r:Math.max(r,n.len)},o.onMediaDetaching=function(){this.videoBuffer=null,h.prototype.onMediaDetaching.call(this)},o.onAudioTracksUpdated=function(r,n){var f=n.audioTracks;this.resetTransmuxer(),this.levels=f.map(function(m){return new D.Level(m)})},o.onAudioTrackSwitching=function(r,n){var f=!!n.url;this.trackId=n.id;var m=this.fragCurrent;m!=null&&m.loader&&m.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),f?this.setInterval(s):this.resetTransmuxer(),f?(this.audioSwitch=!0,this.state=A.State.IDLE):this.state=A.State.STOPPED,this.tick()},o.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},o.onLevelLoaded=function(r,n){this.mainDetails=n.details},o.onAudioTrackLoaded=function(r,n){var f,m=this.levels,b=n.details,R=n.id;if(!m){this.warn("Audio tracks were reset while loading level "+R);return}this.log("Track "+R+" loaded ["+b.startSN+","+b.endSN+"],duration:"+b.totalduration);var C=m[R],I=0;if(b.live||(f=C.details)!==null&&f!==void 0&&f.live){var k=this.mainDetails;if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed||!k)return;!C.details&&b.hasProgramDateTime&&k.hasProgramDateTime?(Object(g.alignMediaPlaylistByPDT)(b,k),I=b.fragments[0].start):I=this.alignPlaylists(b,C.details)}C.details=b,this.levelLastLoaded=R,!this.startFragRequested&&(this.mainDetails||!b.live)&&this.setStartPosition(C.details,I),this.state===A.State.WAITING_TRACK&&!this.waitForCdnTuneIn(b)&&(this.state=A.State.IDLE),this.tick()},o._handleFragmentLoadProgress=function(r){var n,f=r.frag,m=r.part,b=r.payload,R=this.config,C=this.trackId,I=this.levels;if(!I){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+f.sn+" of level "+f.level+" will not be buffered");return}var k=I[C];console.assert(k,"Audio track is defined on fragment load progress");var B=k.details;console.assert(B,"Audio track details are defined on fragment load progress");var K=R.defaultAudioCodec||k.audioCodec||"mp4a.40.2",F=this.transmuxer;F||(F=this.transmuxer=new T.default(this.hls,S.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var W=this.initPTS[f.cc],V=(n=f.initSegment)===null||n===void 0?void 0:n.data;if(W!==void 0){var $=!1,ue=m?m.index:-1,q=ue!==-1,se=new v.ChunkMetadata(f.level,f.sn,f.stats.chunkCount,b.byteLength,ue,q);F.push(b,V,K,"",f,m,B.totalduration,$,se,W)}else{t.logger.log("Unknown video PTS for cc "+f.cc+", waiting for video PTS before demuxing audio frag "+f.sn+" of ["+B.startSN+" ,"+B.endSN+"],track "+C);var te=this.waitingData=this.waitingData||{frag:f,part:m,cache:new E.default,complete:!1},ie=te.cache;ie.push(new Uint8Array(b)),this.waitingVideoCC=this.videoTrackCC,this.state=A.State.WAITING_INIT_PTS}},o._handleFragmentLoadComplete=function(r){if(this.waitingData){this.waitingData.complete=!0;return}h.prototype._handleFragmentLoadComplete.call(this,r)},o.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},o.onBufferCreated=function(r,n){var f=n.tracks.audio;f&&(this.mediaBuffer=f.buffer),n.tracks.video&&(this.videoBuffer=n.tracks.video.buffer)},o.onFragBuffered=function(r,n){var f=n.frag,m=n.part;if(f.type!==S.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(f)){this.warn("Fragment "+f.sn+(m?" p: "+m.index:"")+" of level "+f.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}f.sn!=="initSegment"&&(this.fragPrevious=f,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(_.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(f,m)},o.onError=function(r,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(S.PlaylistLevelType.AUDIO,n);break;case d.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case d.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==A.State.ERROR&&this.state!==A.State.STOPPED&&(this.state=n.fatal?A.State.ERROR:A.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===A.State.PARSING||this.state===A.State.PARSED)){var f=!0,m=this.getFwdBufferInfo(this.mediaBuffer,S.PlaylistLevelType.AUDIO);m&&m.len>.5&&(f=!this.reduceMaxBufferLength(m.len)),f&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,h.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},o.onBufferFlushed=function(r,n){var f=n.type;f===p.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},o._handleTransmuxComplete=function(r){var n,f="audio",m=this.hls,b=r.remuxResult,R=r.chunkMeta,C=this.getCurrentContext(R);if(!C){this.warn("The loading context changed while buffering fragment "+R.sn+" of level "+R.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(R.level);return}var I=C.frag,k=C.part,B=b.audio,K=b.text,F=b.id3,W=b.initSegment;if(this.fragContextChanged(I))return;if(this.state=A.State.PARSING,this.audioSwitch&&B&&this.completeAudioSwitch(),W!=null&&W.tracks&&(this._bufferInitSegment(W.tracks,I,R),m.trigger(_.Events.FRAG_PARSING_INIT_SEGMENT,{frag:I,id:f,tracks:W.tracks})),B){var V=B.startPTS,$=B.endPTS,ue=B.startDTS,q=B.endDTS;k&&(k.elementaryStreams[p.ElementaryStreamTypes.AUDIO]={startPTS:V,endPTS:$,startDTS:ue,endDTS:q}),I.setElementaryStreamInfo(p.ElementaryStreamTypes.AUDIO,V,$,ue,q),this.bufferFragmentData(B,I,k,R)}if(F!=null&&(n=F.samples)!==null&&n!==void 0&&n.length){var se=a({frag:I,id:f},F);m.trigger(_.Events.FRAG_PARSING_METADATA,se)}if(K){var te=a({frag:I,id:f},K);m.trigger(_.Events.FRAG_PARSING_USERDATA,te)}},o._bufferInitSegment=function(r,n,f){if(this.state!==A.State.PARSING)return;r.video&&delete r.video;var m=r.audio;if(!m)return;m.levelCodec=m.codec,m.id="audio",this.log("Init audio buffer, container:"+m.container+", codecs[parsed]=["+m.codec+"]"),this.hls.trigger(_.Events.BUFFER_CODECS,r);var b=m.initSegment;if(b!=null&&b.byteLength){var R={type:"audio",frag:n,part:null,chunkMeta:f,parent:n.type,data:b};this.hls.trigger(_.Events.BUFFER_APPENDING,R)}this.tick()},o.loadFragment=function(r,n,f){var m=this.fragmentTracker.getState(r);this.fragCurrent=r,(this.audioSwitch||m===L.FragmentState.NOT_LOADED||m===L.FragmentState.PARTIAL)&&(r.sn==="initSegment"?this._loadInitSegment(r):n.live&&!Object(w.isFiniteNumber)(this.initPTS[r.cc])?(this.log("Waiting for video PTS in continuity counter "+r.cc+" of live stream before loading audio fragment "+r.sn+" of level "+this.trackId),this.state=A.State.WAITING_INIT_PTS):(this.startFragRequested=!0,h.prototype.loadFragment.call(this,r,n,f)))},o.completeAudioSwitch=function(){var r=this.hls,n=this.media,f=this.trackId;n&&(this.log("Switching audio track : flushing all audio"),h.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,r.trigger(_.Events.AUDIO_TRACK_SWITCHED,{id:f})},u}(A.default);P.default=l},"./src/controller/audio-track-controller.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/events.ts"),A=x("./src/errors.ts"),_=x("./src/controller/base-playlist-controller.ts"),O=x("./src/types/loader.ts");function L(T,v){for(var y=0;y<v.length;y++){var g=v[y];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(T,g.key,g)}}function D(T,v,y){return v&&L(T.prototype,v),y&&L(T,y),T}function S(T,v){T.prototype=Object.create(v.prototype),T.prototype.constructor=T,p(T,v)}function p(T,v){return p=Object.setPrototypeOf||function(g,d){return g.__proto__=d,g},p(T,v)}var E=function(T){S(v,T);function v(g){var d;return d=T.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 y=v.prototype;return y.registerListeners=function(){var d=this.hls;d.on(w.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.on(w.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.on(w.Events.LEVEL_LOADING,this.onLevelLoading,this),d.on(w.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.on(w.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.on(w.Events.ERROR,this.onError,this)},y.unregisterListeners=function(){var d=this.hls;d.off(w.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(w.Events.MANIFEST_PARSED,this.onManifestParsed,this),d.off(w.Events.LEVEL_LOADING,this.onLevelLoading,this),d.off(w.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),d.off(w.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),d.off(w.Events.ERROR,this.onError,this)},y.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,T.prototype.destroy.call(this)},y.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},y.onManifestParsed=function(d,t){this.tracks=t.audioTracks||[]},y.onAudioTrackLoaded=function(d,t){var a=t.id,i=t.details,c=this.tracksInGroup[a];if(!c){this.warn("Invalid audio track id "+a);return}var s=c.details;c.details=t.details,this.log("audioTrack "+a+" loaded ["+i.startSN+"-"+i.endSN+"]"),a===this.trackId&&(this.retryCount=0,this.playlistLoaded(a,t,s))},y.onLevelLoading=function(d,t){this.switchLevel(t.level)},y.onLevelSwitching=function(d,t){this.switchLevel(t.level)},y.switchLevel=function(d){var t=this.hls.levels[d];if(!(t!=null&&t.audioGroupIds))return;var a=t.audioGroupIds[t.urlId];if(this.groupId!==a){this.groupId=a;var i=this.tracks.filter(function(s){return!a||s.groupId===a});this.selectDefaultTrack&&!i.some(function(s){return s.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=i;var c={audioTracks:i};this.log("Updating audio tracks, "+i.length+' track(s) found in "'+a+'" group-id'),this.hls.trigger(w.Events.AUDIO_TRACKS_UPDATED,c),this.selectInitialTrack()}},y.onError=function(d,t){if(T.prototype.onError.call(this,d,t),t.fatal||!t.context)return;t.context.type===O.PlaylistContextType.AUDIO_TRACK&&t.context.id===this.trackId&&t.context.groupId===this.groupId&&this.retryLoadingOrFail(t)},y.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 a=t[this.trackId];this.log("Now switching to audio-track index "+d);var i=t[d],c=i.id,s=i.groupId,l=s===void 0?"":s,h=i.name,u=i.type,o=i.url;if(this.trackId=d,this.trackName=h,this.selectDefaultTrack=!1,this.hls.trigger(w.Events.AUDIO_TRACK_SWITCHING,{id:c,groupId:l,name:h,type:u,url:o}),i.details&&!i.details.live)return;var e=this.switchParams(i.url,a==null?void 0:a.details);this.loadPlaylist(e)},y.selectInitialTrack=function(){var d=this.tracksInGroup;console.assert(d.length,"Initial audio track should be selected when tracks are known");var t=this.trackName,a=this.findTrackId(t)||this.findTrackId();a!==-1?this.setAudioTrack(a):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},y.findTrackId=function(d){for(var t=this.tracksInGroup,a=0;a<t.length;a++){var i=t[a];if((!this.selectDefaultTrack||i.default)&&(!d||d===i.name))return i.id}return-1},y.loadPlaylist=function(d){var t=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(t)){var a=t.id,i=t.groupId,c=t.url;if(d)try{c=d.addDirectives(c)}catch(s){this.warn("Could not construct new URL with HLS Delivery Directives: "+s)}this.log("loading audio-track playlist for id: "+a),this.clearTimer(),this.hls.trigger(w.Events.AUDIO_TRACK_LOADING,{url:c,id:a,groupId:i,deliveryDirectives:d||null})}},D(v,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(d){this.selectDefaultTrack=!1,this.setAudioTrack(d)}}]),v}(_.default);P.default=E},"./src/controller/base-playlist-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return D});var w=x("./src/polyfills/number.ts"),A=x("./src/types/level.ts"),_=x("./src/controller/level-helper.ts"),O=x("./src/utils/logger.ts"),L=x("./src/errors.ts"),D=function(){function S(E,T){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=O.logger.log.bind(O.logger,T+":"),this.warn=O.logger.warn.bind(O.logger,T+":"),this.hls=E}var p=S.prototype;return p.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},p.onError=function(T,v){v.fatal&&v.type===L.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},p.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},p.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},p.stopLoad=function(){this.canLoad=!1,this.clearTimer()},p.switchParams=function(T,v){var y=v==null?void 0:v.renditionReports;if(y)for(var g=0;g<y.length;g++){var d=y[g],t=""+d.URI;if(t===T.substr(-t.length)){var a=parseInt(d["LAST-MSN"]),i=parseInt(d["LAST-PART"]);if(v&&this.hls.config.lowLatencyMode){var c=Math.min(v.age-v.partTarget,v.targetduration);i!==void 0&&c>v.partTarget&&(i+=1)}if(Object(w.isFiniteNumber)(a))return new A.HlsUrlParameters(a,Object(w.isFiniteNumber)(i)?i:void 0,A.HlsSkip.No)}}},p.loadPlaylist=function(T){},p.shouldLoadTrack=function(T){return this.canLoad&&T&&!!T.url&&(!T.details||T.details.live)},p.playlistLoaded=function(T,v,y){var g=this,d=v.details,t=v.stats,a=t.loading.end?Math.max(0,self.performance.now()-t.loading.end):0;if(d.advancedDateTime=Date.now()-a,d.live||y!=null&&y.live){if(d.reloaded(y),y&&this.log("live playlist "+T+" "+(d.advanced?"REFRESHED "+d.lastPartSn+"-"+d.lastPartIndex:"MISSED")),y&&d.fragments.length>0&&Object(_.mergeDetails)(y,d),!this.canLoad||!d.live)return;var i,c=void 0,s=void 0;if(d.canBlockReload&&d.endSN&&d.advanced){var l=this.hls.config.lowLatencyMode,h=d.lastPartSn,u=d.endSN,o=d.lastPartIndex,e=o!==-1,r=h===u,n=l?0:o;e?(c=r?u+1:h,s=r?n:o+1):c=u+1;var f=d.age,m=f+d.ageHeader,b=Math.min(m-d.partTarget,d.targetduration*1.5);if(b>0){if(y&&b>y.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+y.tuneInGoal+" to: "+b+" with playlist age: "+d.age),b=0;else{var R=Math.floor(b/d.targetduration);if(c+=R,s!==void 0){var C=Math.round(b%d.targetduration/d.partTarget);s+=C}this.log("CDN Tune-in age: "+d.ageHeader+"s last advanced "+f.toFixed(2)+"s goal: "+b+" skip sn "+R+" to part "+s)}d.tuneInGoal=b}if(i=this.getDeliveryDirectives(d,v.deliveryDirectives,c,s),l||!r){this.loadPlaylist(i);return}}else i=this.getDeliveryDirectives(d,v.deliveryDirectives,c,s);var I=Object(_.computeReloadInterval)(d,t);c!==void 0&&d.canBlockReload&&(I-=d.partTarget||1),this.log("reload live playlist "+T+" in "+Math.round(I)+" ms"),this.timer=self.setTimeout(function(){return g.loadPlaylist(i)},I)}else this.clearTimer()},p.getDeliveryDirectives=function(T,v,y,g){var d=Object(A.getSkipValue)(T,y);return v!=null&&v.skip&&T.deltaUpdateFailed&&(y=v.msn,g=v.part,d=A.HlsSkip.No),new A.HlsUrlParameters(y,g,d)},p.retryLoadingOrFail=function(T){var v=this,y=this.hls.config,g=this.retryCount<y.levelLoadingMaxRetry;if(g){var d;if(this.retryCount++,T.details.indexOf("LoadTimeOut")>-1&&(d=T.context)!==null&&d!==void 0&&d.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+T.details+'"'),this.loadPlaylist();else{var t=Math.min(Math.pow(2,this.retryCount)*y.levelLoadingRetryDelay,y.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return v.loadPlaylist()},t),this.warn("retry playlist loading #"+this.retryCount+" in "+t+' ms after "'+T.details+'"')}}else this.warn('cannot recover from error "'+T.details+'"'),this.clearTimer(),T.fatal=!0;return g},S}()},"./src/controller/base-stream-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"State",function(){return u}),x.d(P,"default",function(){return o});var w=x("./src/polyfills/number.ts"),A=x("./src/task-loop.ts"),_=x("./src/controller/fragment-tracker.ts"),O=x("./src/utils/buffer-helper.ts"),L=x("./src/utils/logger.ts"),D=x("./src/events.ts"),S=x("./src/errors.ts"),p=x("./src/types/transmuxer.ts"),E=x("./src/utils/mp4-tools.ts"),T=x("./src/utils/discontinuities.ts"),v=x("./src/controller/fragment-finders.ts"),y=x("./src/controller/level-helper.ts"),g=x("./src/loader/fragment-loader.ts"),d=x("./src/crypt/decrypter.ts"),t=x("./src/utils/time-ranges.ts"),a=x("./src/types/loader.ts");function i(e,r){for(var n=0;n<r.length;n++){var f=r[n];f.enumerable=f.enumerable||!1,f.configurable=!0,"value"in f&&(f.writable=!0),Object.defineProperty(e,f.key,f)}}function c(e,r,n){return r&&i(e.prototype,r),n&&i(e,n),e}function s(e){if(e===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}function l(e,r){e.prototype=Object.create(r.prototype),e.prototype.constructor=e,h(e,r)}function h(e,r){return h=Object.setPrototypeOf||function(f,m){return f.__proto__=m,f},h(e,r)}var u={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},o=function(e){l(r,e);function r(f,m,b){var R;return R=e.call(this)||this,R.hls=void 0,R.fragPrevious=null,R.fragCurrent=null,R.fragmentTracker=void 0,R.transmuxer=null,R._state=u.STOPPED,R.media=void 0,R.mediaBuffer=void 0,R.config=void 0,R.bitrateTest=!1,R.lastCurrentTime=0,R.nextLoadPosition=0,R.startPosition=0,R.loadedmetadata=!1,R.fragLoadError=0,R.retryDate=0,R.levels=null,R.fragmentLoader=void 0,R.levelLastLoaded=null,R.startFragRequested=!1,R.decrypter=void 0,R.initPTS=[],R.onvseeking=null,R.onvended=null,R.logPrefix="",R.log=void 0,R.warn=void 0,R.logPrefix=b,R.log=L.logger.log.bind(L.logger,b+":"),R.warn=L.logger.warn.bind(L.logger,b+":"),R.hls=f,R.fragmentLoader=new g.default(f.config),R.fragmentTracker=m,R.config=f.config,R.decrypter=new d.default(f,f.config),f.on(D.Events.KEY_LOADED,R.onKeyLoaded,s(R)),R}var n=r.prototype;return n.doTick=function(){this.onTickEnd()},n.onTickEnd=function(){},n.startLoad=function(m){},n.stopLoad=function(){this.fragmentLoader.abort();var m=this.fragCurrent;m&&this.fragmentTracker.removeFragment(m),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=u.STOPPED},n._streamEnded=function(m,b){var R=this.fragCurrent,C=this.fragmentTracker;if(!b.live&&R&&R.sn===b.endSN&&!m.nextStart){var I=C.getState(R);return I===_.FragmentState.PARTIAL||I===_.FragmentState.OK}return!1},n.onMediaAttached=function(m,b){var R=this.media=this.mediaBuffer=b.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),R.addEventListener("seeking",this.onvseeking),R.addEventListener("ended",this.onvended);var C=this.config;this.levels&&C.autoStartLoad&&this.state===u.STOPPED&&this.startLoad(C.startPosition)},n.onMediaDetaching=function(){var m=this.media;m!=null&&m.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),m&&(m.removeEventListener("seeking",this.onvseeking),m.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 m=this.config,b=this.fragCurrent,R=this.media,C=this.mediaBuffer,I=this.state,k=R?R.currentTime:0,B=O.BufferHelper.bufferInfo(C||R,k,m.maxBufferHole);if(this.log("media seeking to "+(Object(w.isFiniteNumber)(k)?k.toFixed(3):k)+", state: "+I),I===u.ENDED)this.resetLoadingState();else if(b&&!B.len){var K=m.maxFragLookUpTolerance,F=b.start-K,W=b.start+b.duration+K,V=k>W;(k<F||V)&&(V&&b.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),b.loader.abort()),this.resetLoadingState())}R&&(this.lastCurrentTime=k),!this.loadedmetadata&&!B.len&&(this.nextLoadPosition=this.startPosition=k),this.tickImmediate()},n.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},n.onKeyLoaded=function(m,b){if(this.state!==u.KEY_LOADING||b.frag!==this.fragCurrent||!this.levels)return;this.state=u.IDLE;var R=this.levels[b.frag.level].details;R&&this.loadFragment(b.frag,R,b.frag.start)},n.onHandlerDestroying=function(){this.stopLoad(),e.prototype.onHandlerDestroying.call(this)},n.onHandlerDestroyed=function(){this.state=u.STOPPED,this.hls.off(D.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,e.prototype.onHandlerDestroyed.call(this)},n.loadKey=function(m,b){this.log("Loading key for "+m.sn+" of ["+b.startSN+"-"+b.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level),this.state=u.KEY_LOADING,this.fragCurrent=m,this.hls.trigger(D.Events.KEY_LOADING,{frag:m})},n.loadFragment=function(m,b,R){this._loadFragForPlayback(m,b,R)},n._loadFragForPlayback=function(m,b,R){var C=this,I=function(B){if(C.fragContextChanged(m)){C.warn("Fragment "+m.sn+(B.part?" p: "+B.part.index:"")+" of level "+m.level+" was dropped during download."),C.fragmentTracker.removeFragment(m);return}m.stats.chunkCount++,C._handleFragmentLoadProgress(B)};this._doFragLoad(m,b,R,I).then(function(k){if(!k)return;C.fragLoadError=0;var B=C.state;if(C.fragContextChanged(m)){(B===u.FRAG_LOADING||B===u.BACKTRACKING||!C.fragCurrent&&B===u.PARSING)&&(C.fragmentTracker.removeFragment(m),C.state=u.IDLE);return}if("payload"in k&&(C.log("Loaded fragment "+m.sn+" of level "+m.level),C.hls.trigger(D.Events.FRAG_LOADED,k),C.state===u.BACKTRACKING)){C.fragmentTracker.backtrack(m,k),C.resetFragmentLoading(m);return}C._handleFragmentLoadComplete(k)}).catch(function(k){C.warn(k),C.resetFragmentLoading(m)})},n.flushMainBuffer=function(m,b,R){if(R===void 0&&(R=null),!(m-b))return;var C={startOffset:m,endOffset:b,type:R};this.fragLoadError=0,this.hls.trigger(D.Events.BUFFER_FLUSHING,C)},n._loadInitSegment=function(m){var b=this;this._doFragLoad(m).then(function(R){if(!R||b.fragContextChanged(m)||!b.levels)throw new Error("init load aborted");return R}).then(function(R){var C=b.hls,I=R.payload,k=m.decryptdata;if(I&&I.byteLength>0&&k&&k.key&&k.iv&&k.method==="AES-128"){var B=self.performance.now();return b.decrypter.webCryptoDecrypt(new Uint8Array(I),k.key.buffer,k.iv.buffer).then(function(K){var F=self.performance.now();return C.trigger(D.Events.FRAG_DECRYPTED,{frag:m,payload:K,stats:{tstart:B,tdecrypt:F}}),R.payload=K,R})}return R}).then(function(R){var C=b.fragCurrent,I=b.hls,k=b.levels;if(!k)throw new Error("init load aborted, missing levels");var B=k[m.level].details;console.assert(B,"Level details are defined when init segment is loaded");var K=m.stats;b.state=u.IDLE,b.fragLoadError=0,m.data=new Uint8Array(R.payload),K.parsing.start=K.buffering.start=self.performance.now(),K.parsing.end=K.buffering.end=self.performance.now(),R.frag===C&&I.trigger(D.Events.FRAG_BUFFERED,{stats:K,frag:C,part:null,id:m.type}),b.tick()}).catch(function(R){b.warn(R),b.resetFragmentLoading(m)})},n.fragContextChanged=function(m){var b=this.fragCurrent;return!m||!b||m.level!==b.level||m.sn!==b.sn||m.urlId!==b.urlId},n.fragBufferedComplete=function(m,b){var R=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+m.type+" sn: "+m.sn+(b?" part: "+b.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+m.level+" "+t.default.toString(O.BufferHelper.getBuffered(R))),this.state=u.IDLE,this.tick()},n._handleFragmentLoadComplete=function(m){var b=this.transmuxer;if(!b)return;var R=m.frag,C=m.part,I=m.partsLoaded,k=!I||I.length===0||I.some(function(K){return!K}),B=new p.ChunkMetadata(R.level,R.sn,R.stats.chunkCount+1,0,C?C.index:-1,!k);b.flush(B)},n._handleFragmentLoadProgress=function(m){},n._doFragLoad=function(m,b,R,C){var I=this;if(R===void 0&&(R=null),!this.levels)throw new Error("frag load aborted, missing levels");if(R=Math.max(m.start,R||0),this.config.lowLatencyMode&&b){var k=b.partList;if(k&&C){R>m.end&&b.fragmentHint&&(m=b.fragmentHint);var B=this.getNextPart(k,m,R);if(B>-1){var K=k[B];return this.log("Loading part sn: "+m.sn+" p: "+K.index+" cc: "+m.cc+" of playlist ["+b.startSN+"-"+b.endSN+"] parts [0-"+B+"-"+(k.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(R.toFixed(3))),this.nextLoadPosition=K.start+K.duration,this.state=u.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:m,part:k[B],targetBufferTime:R}),this.doFragPartsLoad(m,k,B,C).catch(function(F){return I.handleFragLoadError(F)})}else if(!m.url||this.loadedEndOfParts(k,R))return Promise.resolve(null)}}return this.log("Loading fragment "+m.sn+" cc: "+m.cc+" "+(b?"of ["+b.startSN+"-"+b.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+m.level+", target: "+parseFloat(R.toFixed(3))),Object(w.isFiniteNumber)(m.sn)&&!this.bitrateTest&&(this.nextLoadPosition=m.start+m.duration),this.state=u.FRAG_LOADING,this.hls.trigger(D.Events.FRAG_LOADING,{frag:m,targetBufferTime:R}),this.fragmentLoader.load(m,C).catch(function(F){return I.handleFragLoadError(F)})},n.doFragPartsLoad=function(m,b,R,C){var I=this;return new Promise(function(k,B){var K=[],F=function W(V){var $=b[V];I.fragmentLoader.loadPart(m,$,C).then(function(ue){K[$.index]=ue;var q=ue.part;I.hls.trigger(D.Events.FRAG_LOADED,ue);var se=b[V+1];if(se&&se.fragment===m)W(V+1);else return k({frag:m,part:q,partsLoaded:K})}).catch(B)};F(R)})},n.handleFragLoadError=function(m){var b=m.data;return b&&b.details===S.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(b.frag,b.part):this.hls.trigger(D.Events.ERROR,b),null},n._handleTransmuxerFlush=function(m){var b=this.getCurrentContext(m);if(!b||this.state!==u.PARSING){this.fragCurrent||(this.state=u.IDLE);return}var R=b.frag,C=b.part,I=b.level,k=self.performance.now();R.stats.parsing.end=k,C&&(C.stats.parsing.end=k),this.updateLevelTiming(R,C,I,m.partial)},n.getCurrentContext=function(m){var b=this.levels,R=m.level,C=m.sn,I=m.part;if(!b||!b[R])return this.warn("Levels object was unset while buffering fragment "+C+" of level "+R+". The current chunk will not be buffered."),null;var k=b[R],B=I>-1?Object(y.getPartWith)(k,C,I):null,K=B?B.fragment:Object(y.getFragmentWithSN)(k,C,this.fragCurrent);return K?{frag:K,part:B,level:k}:null},n.bufferFragmentData=function(m,b,R,C){if(!m||this.state!==u.PARSING)return;var I=m.data1,k=m.data2,B=I;if(I&&k&&(B=Object(E.appendUint8Array)(I,k)),!B||!B.length)return;var K={type:m.type,frag:b,part:R,chunkMeta:C,parent:b.type,data:B};this.hls.trigger(D.Events.BUFFER_APPENDING,K),m.dropped&&m.independent&&!R&&this.flushBufferGap(b)},n.flushBufferGap=function(m){var b=this.media;if(!b)return;if(!O.BufferHelper.isBuffered(b,b.currentTime)){this.flushMainBuffer(0,m.start);return}var R=b.currentTime,C=O.BufferHelper.bufferInfo(b,R,0),I=m.duration,k=Math.min(this.config.maxFragLookUpTolerance*2,I*.25),B=Math.max(Math.min(m.start-k,C.end-k),R+k);m.start-B>k&&this.flushMainBuffer(B,m.start)},n.getFwdBufferInfo=function(m,b){var R=this.config,C=this.getLoadPosition();if(!Object(w.isFiniteNumber)(C))return null;var I=O.BufferHelper.bufferInfo(m,C,R.maxBufferHole);if(I.len===0&&I.nextStart!==void 0){var k=this.fragmentTracker.getBufferedFrag(C,b);if(k&&I.nextStart<k.end)return O.BufferHelper.bufferInfo(m,C,Math.max(I.nextStart,R.maxBufferHole))}return I},n.getMaxBufferLength=function(m){var b=this.config,R;return m?R=Math.max(8*b.maxBufferSize/m,b.maxBufferLength):R=b.maxBufferLength,Math.min(R,b.maxMaxBufferLength)},n.reduceMaxBufferLength=function(m){var b=this.config,R=m||b.maxBufferLength;return b.maxMaxBufferLength>=R?(b.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+b.maxMaxBufferLength+"s"),!0):!1},n.getNextFragment=function(m,b){var R,C,I=b.fragments,k=I.length;if(!k)return null;var B=this.config,K=I[0].start,F;if(b.live){var W=B.initialLiveManifestSize;if(k<W)return this.warn("Not enough fragments to start playback (have: "+k+", need: "+W+")"),null;!b.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(F=this.getInitialLiveFragment(b,I),this.startPosition=F?this.hls.liveSyncPosition||F.start:m)}else m<=K&&(F=I[0]);if(!F){var V=B.lowLatencyMode?b.partEnd:b.fragmentEnd;F=this.getFragmentAtPosition(m,V,b)}return(R=F)!==null&&R!==void 0&&R.initSegment&&!((C=F)!==null&&C!==void 0&&C.initSegment.data)&&!this.bitrateTest&&(F=F.initSegment),F},n.getNextPart=function(m,b,R){for(var C=-1,I=!1,k=!0,B=0,K=m.length;B<K;B++){var F=m[B];if(k=k&&!F.independent,C>-1&&R<F.start)break;var W=F.loaded;!W&&(I||F.independent||k)&&F.fragment===b&&(C=B),I=W}return C},n.loadedEndOfParts=function(m,b){var R=m[m.length-1];return R&&b>R.start&&R.loaded},n.getInitialLiveFragment=function(m,b){var R=this.fragPrevious,C=null;if(R){if(m.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+R.programDateTime),C=Object(v.findFragmentByPDT)(b,R.endProgramDateTime,this.config.maxFragLookUpTolerance)),!C){var I=R.sn+1;if(I>=m.startSN&&I<=m.endSN){var k=b[I-m.startSN];R.cc===k.cc&&(C=k,this.log("Live playlist, switching playlist, load frag with next SN: "+C.sn))}C||(C=Object(v.findFragWithCC)(b,R.cc),C&&this.log("Live playlist, switching playlist, load frag with same CC: "+C.sn))}}else{var B=this.hls.liveSyncPosition;B!==null&&(C=this.getFragmentAtPosition(B,this.bitrateTest?m.fragmentEnd:m.edge,m))}return C},n.getFragmentAtPosition=function(m,b,R){var C=this.config,I=this.fragPrevious,k=R.fragments,B=R.endSN,K=R.fragmentHint,F=C.maxFragLookUpTolerance,W=!!(C.lowLatencyMode&&R.partList&&K);W&&K&&!this.bitrateTest&&(k=k.concat(K),B=K.sn);var V;if(m<b){var $=m>b-F?0:F;V=Object(v.findFragmentByPTS)(I,k,m,$)}else V=k[k.length-1];if(V){var ue=V.sn-R.startSN,q=I&&V.level===I.level,se=k[ue+1],te=this.fragmentTracker.getState(V);if(te===_.FragmentState.BACKTRACKED){V=null;for(var ie=ue;k[ie]&&this.fragmentTracker.getState(k[ie])===_.FragmentState.BACKTRACKED;)I?V=k[ie--]:V=k[--ie];V||(V=se)}else I&&V.sn===I.sn&&!W&&(q&&(V.sn<B&&this.fragmentTracker.getState(se)!==_.FragmentState.OK?(this.log("SN "+V.sn+" just loaded, load next one: "+se.sn),V=se):V=null))}return V},n.synchronizeToLiveEdge=function(m){var b=this.config,R=this.media;if(!R)return;var C=this.hls.liveSyncPosition,I=R.currentTime,k=m.fragments[0].start,B=m.edge,K=I>=k-b.maxFragLookUpTolerance&&I<=B;if(C!==null&&R.duration>C&&(I<C||!K)){var F=b.liveMaxLatencyDuration!==void 0?b.liveMaxLatencyDuration:b.liveMaxLatencyDurationCount*m.targetduration;(!K&&R.readyState<4||I<B-F)&&(this.loadedmetadata||(this.nextLoadPosition=C),R.readyState&&(this.warn("Playback: "+I.toFixed(3)+" is located too far from the end of live sliding playlist: "+B+", reset currentTime to : "+C.toFixed(3)),R.currentTime=C))}},n.alignPlaylists=function(m,b){var R=this.levels,C=this.levelLastLoaded,I=this.fragPrevious,k=C!==null?R[C]:null,B=m.fragments.length;if(!B)return this.warn("No fragments in live playlist"),0;var K=m.fragments[0].start,F=!b,W=m.alignedSliding&&Object(w.isFiniteNumber)(K);if(F||!W&&!K){Object(T.alignStream)(I,k,m);var V=m.fragments[0].start;return this.log("Live playlist sliding: "+V.toFixed(2)+" start-sn: "+(b?b.startSN:"na")+"->"+m.startSN+" prev-sn: "+(I?I.sn:"na")+" fragments: "+B),V}return K},n.waitForCdnTuneIn=function(m){var b=3;return m.live&&m.canBlockReload&&m.tuneInGoal>Math.max(m.partHoldBack,m.partTarget*b)},n.setStartPosition=function(m,b){var R=this.startPosition;if(R<b&&(R=-1),R===-1||this.lastCurrentTime===-1){var C=m.startTimeOffset;Object(w.isFiniteNumber)(C)?(R=b+C,C<0&&(R+=m.totalduration),R=Math.min(Math.max(b,R),b+m.totalduration),this.log("Start time offset "+C+" found in playlist, adjust startPosition to "+R),this.startPosition=R):m.live?R=this.hls.liveSyncPosition||b:this.startPosition=R=0,this.lastCurrentTime=R}this.nextLoadPosition=R},n.getLoadPosition=function(){var m=this.media,b=0;return this.loadedmetadata&&m?b=m.currentTime:this.nextLoadPosition&&(b=this.nextLoadPosition),b},n.handleFragLoadAborted=function(m,b){this.transmuxer&&m.sn!=="initSegment"&&m.stats.aborted&&(this.warn("Fragment "+m.sn+(b?" part"+b.index:"")+" of level "+m.level+" was aborted"),this.resetFragmentLoading(m))},n.resetFragmentLoading=function(m){(!this.fragCurrent||!this.fragContextChanged(m))&&(this.state=u.IDLE)},n.onFragmentOrKeyLoadError=function(m,b){if(b.fatal)return;var R=b.frag;if(!R||R.type!==m)return;var C=this.fragCurrent;console.assert(C&&R.sn===C.sn&&R.level===C.level&&R.urlId===C.urlId,"Frag load error must match current frag to retry");var I=this.config;if(this.fragLoadError+1<=I.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(R.level))return;var k=Math.min(Math.pow(2,this.fragLoadError)*I.fragLoadingRetryDelay,I.fragLoadingMaxRetryTimeout);this.warn("Fragment "+R.sn+" of "+m+" "+R.level+" failed to load, retrying in "+k+"ms"),this.retryDate=self.performance.now()+k,this.fragLoadError++,this.state=u.FRAG_LOADING_WAITING_RETRY}else b.levelRetry?(m===a.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=u.IDLE):(L.logger.error(b.details+" reaches max retry, redispatch as fatal ..."),b.fatal=!0,this.hls.stopLoad(),this.state=u.ERROR)},n.afterBufferFlushed=function(m,b,R){if(!m)return;var C=O.BufferHelper.getBuffered(m);this.fragmentTracker.detectEvictedFragments(b,C,R),this.state===u.ENDED&&this.resetLoadingState()},n.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=u.IDLE},n.resetLiveStartWhenNotLoaded=function(m){if(!this.loadedmetadata){this.startFragRequested=!1;var b=this.levels?this.levels[m].details:null;if(b!=null&&b.live)return this.startPosition=-1,this.setStartPosition(b,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},n.updateLevelTiming=function(m,b,R,C){var I=this,k=R.details;console.assert(!!k,"level.details must be defined");var B=Object.keys(m.elementaryStreams).reduce(function(K,F){var W=m.elementaryStreams[F];if(W){var V=W.endPTS-W.startPTS;if(V<=0)return I.warn("Could not parse fragment "+m.sn+" "+F+" duration reliably ("+V+") resetting transmuxer to fallback to playlist timing"),I.resetTransmuxer(),K||!1;var $=C?0:Object(y.updateFragPTSDTS)(k,m,W.startPTS,W.endPTS,W.startDTS,W.endDTS);return I.hls.trigger(D.Events.LEVEL_PTS_UPDATED,{details:k,level:R,drift:$,type:F,frag:m,start:W.startPTS,end:W.endPTS}),!0}return K},!1);B?(this.state=u.PARSED,this.hls.trigger(D.Events.FRAG_PARSED,{frag:m,part:b})):this.resetLoadingState()},n.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},c(r,[{key:"state",get:function(){return this._state},set:function(m){var b=this._state;b!==m&&(this._state=m,this.log(b+"->"+m))}}]),r}(A.default)},"./src/controller/buffer-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return v});var w=x("./src/polyfills/number.ts"),A=x("./src/events.ts"),_=x("./src/utils/logger.ts"),O=x("./src/errors.ts"),L=x("./src/utils/buffer-helper.ts"),D=x("./src/utils/mediasource-helper.ts"),S=x("./src/loader/fragment.ts"),p=x("./src/controller/buffer-operation-queue.ts"),E=Object(D.getMediaSource)(),T=/([ha]vc.)(?:\.[^.,]+)+/,v=function(){function y(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 a=t.hls,i=t.media,c=t.mediaSource;_.logger.log("[buffer-controller]: Media source opened"),i&&(t.updateMediaElementDuration(),a.trigger(A.Events.MEDIA_ATTACHED,{media:i})),c&&c.removeEventListener("sourceopen",t._onMediaSourceOpen),t.checkPendingTracks()},this._onMediaSourceClose=function(){_.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){_.logger.log("[buffer-controller]: Media source ended")},this.hls=d,this._initSourceBuffer(),this.registerListeners()}var g=y.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(A.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(A.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(A.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(A.Events.BUFFER_RESET,this.onBufferReset,this),t.on(A.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.on(A.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.on(A.Events.BUFFER_EOS,this.onBufferEos,this),t.on(A.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(A.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(A.Events.FRAG_PARSED,this.onFragParsed,this),t.on(A.Events.FRAG_CHANGED,this.onFragChanged,this)},g.unregisterListeners=function(){var t=this.hls;t.off(A.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(A.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(A.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(A.Events.BUFFER_RESET,this.onBufferReset,this),t.off(A.Events.BUFFER_APPENDING,this.onBufferAppending,this),t.off(A.Events.BUFFER_CODECS,this.onBufferCodecs,this),t.off(A.Events.BUFFER_EOS,this.onBufferEos,this),t.off(A.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(A.Events.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(A.Events.FRAG_PARSED,this.onFragParsed,this),t.off(A.Events.FRAG_CHANGED,this.onFragChanged,this)},g._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new p.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},g.onManifestParsed=function(t,a){var i=2;(a.audio&&!a.video||!a.altAudio)&&(i=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=i,this.details=null,_.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},g.onMediaAttaching=function(t,a){var i=this.media=a.media;if(i&&E){var c=this.mediaSource=new E;c.addEventListener("sourceopen",this._onMediaSourceOpen),c.addEventListener("sourceended",this._onMediaSourceEnded),c.addEventListener("sourceclose",this._onMediaSourceClose),i.src=self.URL.createObjectURL(c),this._objectUrl=i.src}},g.onMediaDetaching=function(){var t=this.media,a=this.mediaSource,i=this._objectUrl;if(a){if(_.logger.log("[buffer-controller]: media source detaching"),a.readyState==="open")try{a.endOfStream()}catch(c){_.logger.warn("[buffer-controller]: onMediaDetaching: "+c.message+" while calling endOfStream")}this.onBufferReset(),a.removeEventListener("sourceopen",this._onMediaSourceOpen),a.removeEventListener("sourceended",this._onMediaSourceEnded),a.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(i&&self.URL.revokeObjectURL(i),t.src===i?(t.removeAttribute("src"),t.load()):_.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(A.Events.MEDIA_DETACHED,void 0)},g.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach(function(a){var i=t.sourceBuffer[a];try{i&&(t.removeBufferListeners(a),t.mediaSource&&t.mediaSource.removeSourceBuffer(i),t.sourceBuffer[a]=void 0)}catch(c){_.logger.warn("[buffer-controller]: Failed to reset the "+a+" buffer",c)}}),this._initSourceBuffer()},g.onBufferCodecs=function(t,a){var i=this,c=this.getSourceBufferTypes().length;if(Object.keys(a).forEach(function(s){if(c){var l=i.tracks[s];if(l&&typeof l.buffer.changeType=="function"){var h=a[s],u=h.codec,o=h.levelCodec,e=h.container,r=(l.levelCodec||l.codec).replace(T,"$1"),n=(o||u).replace(T,"$1");if(r!==n){var f=e+";codecs="+(o||u);i.appendChangeType(s,f)}}}else i.pendingTracks[s]=a[s]}),c)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},g.appendChangeType=function(t,a){var i=this,c=this.operationQueue,s={execute:function(){var h=i.sourceBuffer[t];h&&(_.logger.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+a),h.changeType(a)),c.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(h){_.logger.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",h)}};c.append(s,t)},g.onBufferAppending=function(t,a){var i=this,c=this.hls,s=this.operationQueue,l=this.tracks,h=a.data,u=a.type,o=a.frag,e=a.part,r=a.chunkMeta,n=r.buffering[u],f=self.performance.now();n.start=f;var m=o.stats.buffering,b=e?e.stats.buffering:null;m.start===0&&(m.start=f),b&&b.start===0&&(b.start=f);var R=l.audio,C=u==="audio"&&r.id===1&&(R==null?void 0:R.container)==="audio/mpeg",I={execute:function(){if(n.executeStart=self.performance.now(),C){var B=i.sourceBuffer[u];if(B){var K=o.start-B.timestampOffset;Math.abs(K)>=.1&&(_.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+o.start+" (delta: "+K+") sn: "+o.sn+")"),B.timestampOffset=o.start)}}i.appendExecutor(h,u)},onStart:function(){},onComplete:function(){var B=self.performance.now();n.executeEnd=n.end=B,m.first===0&&(m.first=B),b&&b.first===0&&(b.first=B);var K=i.sourceBuffer,F={};for(var W in K)F[W]=L.BufferHelper.getBuffered(K[W]);i.appendError=0,i.hls.trigger(A.Events.BUFFER_APPENDED,{type:u,frag:o,part:e,chunkMeta:r,parent:o.type,timeRanges:F})},onError:function(B){_.logger.error("[buffer-controller]: Error encountered while trying to append to the "+u+" SourceBuffer",B);var K={type:O.ErrorTypes.MEDIA_ERROR,parent:o.type,details:O.ErrorDetails.BUFFER_APPEND_ERROR,err:B,fatal:!1};B.code===DOMException.QUOTA_EXCEEDED_ERR?K.details=O.ErrorDetails.BUFFER_FULL_ERROR:(i.appendError++,K.details=O.ErrorDetails.BUFFER_APPEND_ERROR,i.appendError>c.config.appendErrorMaxRetry&&(_.logger.error("[buffer-controller]: Failed "+c.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),K.fatal=!0)),c.trigger(A.Events.ERROR,K)}};s.append(I,u)},g.onBufferFlushing=function(t,a){var i=this,c=this.operationQueue,s=function(h){return{execute:i.removeExecutor.bind(i,h,a.startOffset,a.endOffset),onStart:function(){},onComplete:function(){i.hls.trigger(A.Events.BUFFER_FLUSHED,{type:h})},onError:function(o){_.logger.warn("[buffer-controller]: Failed to remove from "+h+" SourceBuffer",o)}}};a.type?c.append(s(a.type),a.type):this.getSourceBufferTypes().forEach(function(l){c.append(s(l),l)})},g.onFragParsed=function(t,a){var i=this,c=a.frag,s=a.part,l=[],h=s?s.elementaryStreams:c.elementaryStreams;h[S.ElementaryStreamTypes.AUDIOVIDEO]?l.push("audiovideo"):(h[S.ElementaryStreamTypes.AUDIO]&&l.push("audio"),h[S.ElementaryStreamTypes.VIDEO]&&l.push("video"));var u=function(){var e=self.performance.now();c.stats.buffering.end=e,s&&(s.stats.buffering.end=e);var r=s?s.stats:c.stats;i.hls.trigger(A.Events.FRAG_BUFFERED,{frag:c,part:s,stats:r,id:c.type})};l.length===0&&_.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+c.type+" level: "+c.level+" sn: "+c.sn),this.blockBuffers(u,l)},g.onFragChanged=function(t,a){this.flushBackBuffer()},g.onBufferEos=function(t,a){var i=this,c=this.getSourceBufferTypes().reduce(function(s,l){var h=i.sourceBuffer[l];return(!a.type||a.type===l)&&(h&&!h.ended&&(h.ended=!0,_.logger.log("[buffer-controller]: "+l+" sourceBuffer now EOS"))),s&&!!(!h||h.ended)},!0);c&&this.blockBuffers(function(){var s=i.mediaSource;if(!s||s.readyState!=="open")return;s.endOfStream()})},g.onLevelUpdated=function(t,a){var i=a.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,a=this.details,i=this.media,c=this.sourceBuffer;if(!i||a===null)return;var s=this.getSourceBufferTypes();if(!s.length)return;var l=a.live&&t.config.liveBackBufferLength!==null?t.config.liveBackBufferLength:t.config.backBufferLength;if(!Object(w.isFiniteNumber)(l)||l<0)return;var h=i.currentTime,u=a.levelTargetDuration,o=Math.max(l,u),e=Math.floor(h/u)*u-o;s.forEach(function(r){var n=c[r];if(n){var f=L.BufferHelper.getBuffered(n);f.length>0&&e>f.start(0)&&(t.trigger(A.Events.BACK_BUFFER_REACHED,{bufferEnd:e}),a.live&&t.trigger(A.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:e}),t.trigger(A.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:e,type:r}))}})},g.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var t=this.details,a=this.hls,i=this.media,c=this.mediaSource,s=t.fragments[0].start+t.totalduration,l=i.duration,h=Object(w.isFiniteNumber)(c.duration)?c.duration:0;t.live&&a.config.liveDurationInfinity?(_.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),c.duration=Infinity,this.updateSeekableRange(t)):(s>h&&s>l||!Object(w.isFiniteNumber)(l))&&(_.logger.log("[buffer-controller]: Updating Media Source duration to "+s.toFixed(3)),c.duration=s)},g.updateSeekableRange=function(t){var a=this.mediaSource,i=t.fragments,c=i.length;if(c&&t.live&&a!==null&&a!==void 0&&a.setLiveSeekableRange){var s=Math.max(0,i[0].start),l=Math.max(s,s+t.totalduration);a.setLiveSeekableRange(s,l)}},g.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,a=this.operationQueue,i=this.pendingTracks,c=Object.keys(i).length;if(c&&!t||c===2){this.createSourceBuffers(i),this.pendingTracks={};var s=this.getSourceBufferTypes();if(s.length===0){this.hls.trigger(A.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}s.forEach(function(l){a.executeNext(l)})}},g.createSourceBuffers=function(t){var a=this.sourceBuffer,i=this.mediaSource;if(!i)throw Error("createSourceBuffers called when mediaSource was null");var c=0;for(var s in t)if(!a[s]){var l=t[s];if(!l)throw Error("source buffer exists for track "+s+", however track does not");var h=l.levelCodec||l.codec,u=l.container+";codecs="+h;_.logger.log("[buffer-controller]: creating sourceBuffer("+u+")");try{var o=a[s]=i.addSourceBuffer(u),e=s;this.addBufferListener(e,"updatestart",this._onSBUpdateStart),this.addBufferListener(e,"updateend",this._onSBUpdateEnd),this.addBufferListener(e,"error",this._onSBUpdateError),this.tracks[s]={buffer:o,codec:h,container:l.container,levelCodec:l.levelCodec,id:l.id},c++}catch(r){_.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+r.message),this.hls.trigger(A.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:r,mimeType:u})}}c&&this.hls.trigger(A.Events.BUFFER_CREATED,{tracks:this.tracks})},g._onSBUpdateStart=function(t){var a=this.operationQueue,i=a.current(t);i.onStart()},g._onSBUpdateEnd=function(t){var a=this.operationQueue,i=a.current(t);i.onComplete(),a.shiftAndExecuteNext(t)},g._onSBUpdateError=function(t,a){_.logger.error("[buffer-controller]: "+t+" SourceBuffer error",a),this.hls.trigger(A.Events.ERROR,{type:O.ErrorTypes.MEDIA_ERROR,details:O.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var i=this.operationQueue.current(t);i&&i.onError(a)},g.removeExecutor=function(t,a,i){var c=this.media,s=this.mediaSource,l=this.operationQueue,h=this.sourceBuffer,u=h[t];if(!c||!s||!u){_.logger.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),l.shiftAndExecuteNext(t);return}var o=Object(w.isFiniteNumber)(c.duration)?c.duration:Infinity,e=Object(w.isFiniteNumber)(s.duration)?s.duration:Infinity,r=Math.max(0,a),n=Math.min(i,o,e);n>r?(_.logger.log("[buffer-controller]: Removing ["+r+","+n+"] from the "+t+" SourceBuffer"),console.assert(!u.updating,t+" sourceBuffer must not be updating"),u.remove(r,n)):l.shiftAndExecuteNext(t)},g.appendExecutor=function(t,a){var i=this.operationQueue,c=this.sourceBuffer,s=c[a];if(!s){_.logger.warn("[buffer-controller]: Attempting to append to the "+a+" SourceBuffer, but it does not exist"),i.shiftAndExecuteNext(a);return}s.ended=!1,console.assert(!s.updating,a+" sourceBuffer must not be updating"),s.appendBuffer(t)},g.blockBuffers=function(t,a){var i=this;if(a===void 0&&(a=this.getSourceBufferTypes()),!a.length){_.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(t);return}var c=this.operationQueue,s=a.map(function(l){return c.appendBlocker(l)});Promise.all(s).then(function(){t(),a.forEach(function(l){var h=i.sourceBuffer[l];(!h||!h.updating)&&c.shiftAndExecuteNext(l)})})},g.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},g.addBufferListener=function(t,a,i){var c=this.sourceBuffer[t];if(!c)return;var s=i.bind(this,t);this.listeners[t].push({event:a,listener:s}),c.addEventListener(a,s)},g.removeBufferListeners=function(t){var a=this.sourceBuffer[t];if(!a)return;this.listeners[t].forEach(function(i){a.removeEventListener(i.event,i.listener)})},y}()},"./src/controller/buffer-operation-queue.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return A});var w=x("./src/utils/logger.ts"),A=function(){function _(L){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=L}var O=_.prototype;return O.append=function(D,S){var p=this.queues[S];p.push(D),p.length===1&&this.buffers[S]&&this.executeNext(S)},O.insertAbort=function(D,S){var p=this.queues[S];p.unshift(D),this.executeNext(S)},O.appendBlocker=function(D){var S,p=new Promise(function(T){S=T}),E={execute:S,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(E,D),p},O.executeNext=function(D){var S=this.buffers,p=this.queues,E=S[D],T=p[D];if(T.length){var v=T[0];try{v.execute()}catch(y){w.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),v.onError(y),(!E||!E.updating)&&(T.shift(),this.executeNext(D))}}},O.shiftAndExecuteNext=function(D){this.queues[D].shift(),this.executeNext(D)},O.current=function(D){return this.queues[D][0]},_}()},"./src/controller/cap-level-controller.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/events.ts");function A(L,D){for(var S=0;S<D.length;S++){var p=D[S];p.enumerable=p.enumerable||!1,p.configurable=!0,"value"in p&&(p.writable=!0),Object.defineProperty(L,p.key,p)}}function _(L,D,S){return D&&A(L.prototype,D),S&&A(L,S),L}var O=function(){function L(S){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=S,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var D=L.prototype;return D.setStreamController=function(p){this.streamController=p},D.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},D.registerListeners=function(){var p=this.hls;p.on(w.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),p.on(w.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),p.on(w.Events.MANIFEST_PARSED,this.onManifestParsed,this),p.on(w.Events.BUFFER_CODECS,this.onBufferCodecs,this),p.on(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.unregisterListener=function(){var p=this.hls;p.off(w.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),p.off(w.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),p.off(w.Events.MANIFEST_PARSED,this.onManifestParsed,this),p.off(w.Events.BUFFER_CODECS,this.onBufferCodecs,this),p.off(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},D.onFpsDropLevelCapping=function(p,E){L.isLevelAllowed(E.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(E.droppedLevel)},D.onMediaAttaching=function(p,E){this.media=E.media instanceof HTMLVideoElement?E.media:null},D.onManifestParsed=function(p,E){var T=this.hls;this.restrictedLevels=[],this.firstLevel=E.firstLevel,T.config.capLevelToPlayerSize&&E.video&&this.startCapping()},D.onBufferCodecs=function(p,E){var T=this.hls;T.config.capLevelToPlayerSize&&E.video&&this.startCapping()},D.onMediaDetaching=function(){this.stopCapping()},D.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var p=this.hls.levels;if(p.length){var E=this.hls;E.autoLevelCapping=this.getMaxLevel(p.length-1),E.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=E.autoLevelCapping}}},D.getMaxLevel=function(p){var E=this,T=this.hls.levels;if(!T.length)return-1;var v=T.filter(function(y,g){return L.isLevelAllowed(g,E.restrictedLevels)&&g<=p});return this.clientRect=null,L.getMaxLevelByMediaSize(v,this.mediaWidth,this.mediaHeight)},D.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()},D.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},D.getDimensions=function(){if(this.clientRect)return this.clientRect;var p=this.media,E={width:0,height:0};if(p){var T=p.getBoundingClientRect();E.width=T.width,E.height=T.height,!E.width&&!E.height&&(E.width=T.right-T.left||p.width||0,E.height=T.bottom-T.top||p.height||0)}return this.clientRect=E,E},L.isLevelAllowed=function(p,E){return E===void 0&&(E=[]),E.indexOf(p)===-1},L.getMaxLevelByMediaSize=function(p,E,T){if(!p||!p.length)return-1;for(var v=function(a,i){return i?a.width!==i.width||a.height!==i.height:!0},y=p.length-1,g=0;g<p.length;g+=1){var d=p[g];if((d.width>=E||d.height>=T)&&v(d,p[g+1])){y=g;break}}return y},_(L,[{key:"mediaWidth",get:function(){return this.getDimensions().width*L.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*L.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var p=1;try{p=self.devicePixelRatio}catch(E){}return p}}]),L}();P.default=O},"./src/controller/cmcd-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return v});var w=x("./src/events.ts"),A=x("./src/types/cmcd.ts"),_=x("./src/utils/buffer-helper.ts"),O=x("./src/utils/logger.ts");function L(y,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(y,t.key,t)}}function D(y,g,d){return g&&L(y.prototype,g),d&&L(y,d),y}function S(y,g){var d=typeof Symbol!="undefined"&&y[Symbol.iterator]||y["@@iterator"];if(d)return(d=d.call(y)).next.bind(d);if(Array.isArray(y)||(d=p(y))||g&&y&&typeof y.length=="number"){d&&(y=d);var t=0;return function(){return t>=y.length?{done:!0}:{done:!1,value:y[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 p(y,g){if(!y)return;if(typeof y=="string")return E(y,g);var d=Object.prototype.toString.call(y).slice(8,-1);if(d==="Object"&&y.constructor&&(d=y.constructor.name),d==="Map"||d==="Set")return Array.from(y);if(d==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(d))return E(y,g)}function E(y,g){(g==null||g>y.length)&&(g=y.length);for(var d=0,t=new Array(g);d<g;d++)t[d]=y[d];return t}function T(){return T=Object.assign||function(y){for(var g=1;g<arguments.length;g++){var d=arguments[g];for(var t in d)Object.prototype.hasOwnProperty.call(d,t)&&(y[t]=d[t])}return y},T.apply(this,arguments)}var v=function(){function y(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(c){try{t.apply(c,{ot:A.CMCDObjectType.MANIFEST,su:!t.initialized})}catch(s){O.logger.warn("Could not generate manifest CMCD data.",s)}},this.applyFragmentData=function(c){try{var s=c.frag,l=t.hls.levels[s.level],h=t.getObjectType(s),u={d:s.duration*1e3,ot:h};(h===A.CMCDObjectType.VIDEO||h===A.CMCDObjectType.AUDIO||h==A.CMCDObjectType.MUXED)&&(u.br=l.bitrate/1e3,u.tb=t.getTopBandwidth(h),u.bl=t.getBufferLength(h)),t.apply(c,u)}catch(o){O.logger.warn("Could not generate segment CMCD data.",o)}},this.hls=d;var a=this.config=d.config,i=a.cmcd;i!=null&&(a.pLoader=this.createPlaylistLoader(),a.fLoader=this.createFragmentLoader(),this.sid=i.sessionId||y.uuid(),this.cid=i.contentId,this.useHeaders=i.useHeaders===!0,this.registerListeners())}var g=y.prototype;return g.registerListeners=function(){var t=this.hls;t.on(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(w.Events.MEDIA_DETACHED,this.onMediaDetached,this),t.on(w.Events.BUFFER_CREATED,this.onBufferCreated,this)},g.unregisterListeners=function(){var t=this.hls;t.off(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(w.Events.MEDIA_DETACHED,this.onMediaDetached,this),t.off(w.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,a){this.media=a.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,a){var i,c;this.audioBuffer=(i=a.tracks.audio)===null||i===void 0?void 0:i.buffer,this.videoBuffer=(c=a.tracks.video)===null||c===void 0?void 0:c.buffer},g.createData=function(){var t;return{v:A.CMCDVersion,sf:A.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,a){a===void 0&&(a={}),T(a,this.createData());var i=a.ot===A.CMCDObjectType.INIT||a.ot===A.CMCDObjectType.VIDEO||a.ot===A.CMCDObjectType.MUXED;if(this.starved&&i&&(a.bs=!0,a.su=!0,this.starved=!1),a.su==null&&(a.su=this.buffering),this.useHeaders){var c=y.toHeaders(a);if(!Object.keys(c).length)return;t.headers||(t.headers={}),T(t.headers,c)}else{var s=y.toQuery(a);if(!s)return;t.url=y.appendQueryToUri(t.url,s)}},g.getObjectType=function(t){var a=t.type;return a==="subtitle"?A.CMCDObjectType.TIMED_TEXT:t.sn==="initSegment"?A.CMCDObjectType.INIT:a==="audio"?A.CMCDObjectType.AUDIO:a==="main"?this.hls.audioTracks.length?A.CMCDObjectType.VIDEO:A.CMCDObjectType.MUXED:void 0},g.getTopBandwidth=function(t){for(var a=0,i=t===A.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,c=S(i),s;!(s=c()).done;){var l=s.value;l.bitrate>a&&(a=l.bitrate)}return a>0?a:NaN},g.getBufferLength=function(t){var a=this.hls.media,i=t===A.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!i||!a)return NaN;var c=_.BufferHelper.bufferInfo(i,a.currentTime,this.config.maxBufferHole);return c.len*1e3},g.createPlaylistLoader=function(){var t=this.config.pLoader,a=this.applyPlaylistData,i=t||this.config.loader;return function(){function c(l){this.loader=void 0,this.loader=new i(l)}var s=c.prototype;return s.destroy=function(){this.loader.destroy()},s.abort=function(){this.loader.abort()},s.load=function(h,u,o){a(h),this.loader.load(h,u,o)},D(c,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),c}()},g.createFragmentLoader=function(){var t=this.config.fLoader,a=this.applyFragmentData,i=t||this.config.loader;return function(){function c(l){this.loader=void 0,this.loader=new i(l)}var s=c.prototype;return s.destroy=function(){this.loader.destroy()},s.abort=function(){this.loader.abort()},s.load=function(h,u,o){a(h),this.loader.load(h,u,o)},D(c,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),c}()},y.uuid=function(){var t=URL.createObjectURL(new Blob),a=t.toString();return URL.revokeObjectURL(t),a.substr(a.lastIndexOf("/")+1)},y.serialize=function(t){for(var a=[],i=function(C){return!Number.isNaN(C)&&C!=null&&C!==""&&C!==!1},c=function(C){return Math.round(C)},s=function(C){return c(C/100)*100},l=function(C){return encodeURIComponent(C)},h={br:c,d:c,bl:s,dl:s,mtp:s,nor:l,rtp:s,tb:c},u=Object.keys(t||{}).sort(),o=S(u),e;!(e=o()).done;){var r=e.value,n=t[r];if(!i(n))continue;if(r==="v"&&n===1)continue;if(r=="pr"&&n===1)continue;var f=h[r];f&&(n=f(n));var m=typeof n,b=void 0;r==="ot"||r==="sf"||r==="st"?b=r+"="+n:m==="boolean"?b=r:m==="number"?b=r+"="+n:b=r+"="+JSON.stringify(n),a.push(b)}return a.join(",")},y.toHeaders=function(t){for(var a=Object.keys(t),i={},c=["Object","Request","Session","Status"],s=[{},{},{},{}],l={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},h=0,u=a;h<u.length;h++){var o=u[h],e=l[o]!=null?l[o]:1;s[e][o]=t[o]}for(var r=0;r<s.length;r++){var n=y.serialize(s[r]);n&&(i["CMCD-"+c[r]]=n)}return i},y.toQuery=function(t){return"CMCD="+encodeURIComponent(y.serialize(t))},y.appendQueryToUri=function(t,a){if(!a)return t;var i=t.includes("?")?"&":"?";return""+t+i+a},y}()},"./src/controller/eme-controller.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/events.ts"),A=x("./src/errors.ts"),_=x("./src/utils/logger.ts"),O=x("./src/utils/mediakeys-helper.ts");function L(v,y){for(var g=0;g<y.length;g++){var d=y[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(v,d.key,d)}}function D(v,y,g){return y&&L(v.prototype,y),g&&L(v,g),v}var S=3,p=function(y,g,d){var t={audioCapabilities:[],videoCapabilities:[]};return y.forEach(function(a){t.audioCapabilities.push({contentType:'audio/mp4; codecs="'+a+'"',robustness:d.audioRobustness||""})}),g.forEach(function(a){t.videoCapabilities.push({contentType:'video/mp4; codecs="'+a+'"',robustness:d.videoRobustness||""})}),[t]},E=function(y,g,d,t){switch(y){case O.KeySystems.WIDEVINE:return p(g,d,t);default:throw new Error("Unknown key-system: "+y)}},T=function(){function v(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 y=v.prototype;return y.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},y._registerListeners=function(){this.hls.on(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(w.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(w.Events.MANIFEST_PARSED,this.onManifestParsed,this)},y._unregisterListeners=function(){this.hls.off(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(w.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(w.Events.MANIFEST_PARSED,this.onManifestParsed,this)},y.getLicenseServerUrl=function(d){switch(d){case O.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+d+'"')},y._attemptKeySystemAccess=function(d,t,a){var i=this,c=E(d,t,a,this._drmSystemOptions);_.logger.log("Requesting encrypted media key-system access");var s=this.requestMediaKeySystemAccess(d,c);this.mediaKeysPromise=s.then(function(l){return i._onMediaKeySystemAccessObtained(d,l)}),s.catch(function(l){_.logger.error('Failed to obtain key-system "'+d+'" access:',l)})},y._onMediaKeySystemAccessObtained=function(d,t){var a=this;_.logger.log('Access for key-system "'+d+'" obtained');var i={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:t,mediaKeySystemDomain:d};this._mediaKeysList.push(i);var c=Promise.resolve().then(function(){return t.createMediaKeys()}).then(function(s){return i.mediaKeys=s,_.logger.log('Media-keys created for key-system "'+d+'"'),a._onMediaKeysCreated(),s});return c.catch(function(s){_.logger.error("Failed to create media-keys:",s)}),c},y._onMediaKeysCreated=function(){var d=this;this._mediaKeysList.forEach(function(t){t.mediaKeysSession||(t.mediaKeysSession=t.mediaKeys.createSession(),d._onNewMediaKeySession(t.mediaKeysSession))})},y._onNewMediaKeySession=function(d){var t=this;_.logger.log("New key-system session "+d.sessionId),d.addEventListener("message",function(a){t._onKeySessionMessage(d,a.message)},!1)},y._onKeySessionMessage=function(d,t){_.logger.log("Got EME message event, creating license request"),this._requestLicense(t,function(a){_.logger.log("Received license data (length: "+(a&&a.byteLength)+"), updating key-session"),d.update(a)})},y.onMediaEncrypted=function(d){var t=this;if(_.logger.log('Media is encrypted using "'+d.initDataType+'" init data type'),!this.mediaKeysPromise){_.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var a=function(c){if(!t._media)return;t._attemptSetMediaKeys(c),t._generateRequestWithPreferredKeySession(d.initDataType,d.initData)};this.mediaKeysPromise.then(a).catch(a)},y._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){_.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}_.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(t.mediaKeys),this._hasSetMediaKeys=!0}},y._generateRequestWithPreferredKeySession=function(d,t){var a=this,i=this._mediaKeysList[0];if(!i){_.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(i.mediaKeysSessionInitialized){_.logger.warn("Key-Session already initialized but requested again");return}var c=i.mediaKeysSession;if(!c){_.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!t){_.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}_.logger.log('Generating key-session request for "'+d+'" init data type'),i.mediaKeysSessionInitialized=!0,c.generateRequest(d,t).then(function(){_.logger.debug("Key-session generation succeeded")}).catch(function(s){_.logger.error("Error generating key-session request:",s),a.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},y._createLicenseXhr=function(d,t,a){var i=new XMLHttpRequest;i.responseType="arraybuffer",i.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,i,d,t,a);var c=this._licenseXhrSetup;if(c)try{c.call(this.hls,i,d),c=void 0}catch(s){_.logger.error(s)}try{i.readyState||i.open("POST",d,!0),c&&c.call(this.hls,i,d)}catch(s){throw new Error("issue setting up KeySystem license XHR "+s)}return i},y._onLicenseRequestReadyStageChange=function(d,t,a,i){switch(d.readyState){case 4:if(d.status===200){this._requestLicenseFailureCount=0,_.logger.log("License request succeeded");var c=d.response,s=this._licenseResponseCallback;if(s)try{c=s.call(this.hls,d,t)}catch(h){_.logger.error(h)}i(c)}else{if(_.logger.error("License Request XHR failed ("+t+"). Status: "+d.status+" ("+d.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>S){this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var l=S-this._requestLicenseFailureCount+1;_.logger.warn("Retrying license request, "+l+" attempts left"),this._requestLicense(a,i)}break}},y._generateLicenseRequestChallenge=function(d,t){switch(d.mediaKeySystemDomain){case O.KeySystems.WIDEVINE:return t}throw new Error("unsupported key-system: "+d.mediaKeySystemDomain)},y._requestLicense=function(d,t){_.logger.log("Requesting content license for key-system");var a=this._mediaKeysList[0];if(!a){_.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var i=this.getLicenseServerUrl(a.mediaKeySystemDomain),c=this._createLicenseXhr(i,d,t);_.logger.log("Sending license request to URL: "+i);var s=this._generateLicenseRequestChallenge(a,d);c.send(s)}catch(l){_.logger.error("Failure requesting DRM license: "+l),this.hls.trigger(w.Events.ERROR,{type:A.ErrorTypes.KEY_SYSTEM_ERROR,details:A.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},y.onMediaAttached=function(d,t){if(!this._emeEnabled)return;var a=t.media;this._media=a,a.addEventListener("encrypted",this._onMediaEncrypted)},y.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(a){if(a.mediaKeysSession)return a.mediaKeysSession.close().catch(function(){})})).then(function(){return d.setMediaKeys(null)}).catch(function(){})},y.onManifestParsed=function(d,t){if(!this._emeEnabled)return;var a=t.levels.map(function(c){return c.audioCodec}).filter(function(c){return!!c}),i=t.levels.map(function(c){return c.videoCodec}).filter(function(c){return!!c});this._attemptKeySystemAccess(O.KeySystems.WIDEVINE,a,i)},D(v,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),v}();P.default=T},"./src/controller/fps-controller.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/events.ts"),A=x("./src/utils/logger.ts"),_=function(){function O(D){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=D,this.registerListeners()}var L=O.prototype;return L.setStreamController=function(S){this.streamController=S},L.registerListeners=function(){this.hls.on(w.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},L.unregisterListeners=function(){this.hls.off(w.Events.MEDIA_ATTACHING,this.onMediaAttaching)},L.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},L.onMediaAttaching=function(S,p){var E=this.hls.config;if(E.capLevelOnFPSDrop){var T=p.media instanceof self.HTMLVideoElement?p.media:null;this.media=T,T&&typeof T.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),E.fpsDroppedMonitoringPeriod)}},L.checkFPS=function(S,p,E){var T=performance.now();if(p){if(this.lastTime){var v=T-this.lastTime,y=E-this.lastDroppedFrames,g=p-this.lastDecodedFrames,d=1e3*y/v,t=this.hls;if(t.trigger(w.Events.FPS_DROP,{currentDropped:y,currentDecoded:g,totalDroppedFrames:E}),d>0&&y>t.config.fpsDroppedMonitoringThreshold*g){var a=t.currentLevel;A.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+a),a>0&&(t.autoLevelCapping===-1||t.autoLevelCapping>=a)&&(a=a-1,t.trigger(w.Events.FPS_DROP_LEVEL_CAPPING,{level:a,droppedLevel:t.currentLevel}),t.autoLevelCapping=a,this.streamController.nextLevelSwitch())}}this.lastTime=T,this.lastDroppedFrames=E,this.lastDecodedFrames=p}},L.checkFPSInterval=function(){var S=this.media;if(S)if(this.isVideoPlaybackQualityAvailable){var p=S.getVideoPlaybackQuality();this.checkFPS(S,p.totalVideoFrames,p.droppedVideoFrames)}else this.checkFPS(S,S.webkitDecodedFrameCount,S.webkitDroppedFrameCount)},O}();P.default=_},"./src/controller/fragment-finders.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"findFragmentByPDT",function(){return _}),x.d(P,"findFragmentByPTS",function(){return O}),x.d(P,"fragmentWithinToleranceTest",function(){return L}),x.d(P,"pdtWithinToleranceTest",function(){return D}),x.d(P,"findFragWithCC",function(){return S});var w=x("./src/polyfills/number.ts"),A=x("./src/utils/binary-search.ts");function _(p,E,T){if(E===null||!Array.isArray(p)||!p.length||!Object(w.isFiniteNumber)(E))return null;var v=p[0].programDateTime;if(E<(v||0))return null;var y=p[p.length-1].endProgramDateTime;if(E>=(y||0))return null;T=T||0;for(var g=0;g<p.length;++g){var d=p[g];if(D(E,T,d))return d}return null}function O(p,E,T,v){T===void 0&&(T=0),v===void 0&&(v=0);var y=null;if(p?y=E[p.sn-E[0].sn+1]||null:T===0&&E[0].start===0&&(y=E[0]),y&&L(T,v,y)===0)return y;var g=A.default.search(E,L.bind(null,T,v));return g||y}function L(p,E,T){p===void 0&&(p=0),E===void 0&&(E=0);var v=Math.min(E,T.duration+(T.deltaPTS?T.deltaPTS:0));return T.start+T.duration-v<=p?1:T.start-v>p&&T.start?-1:0}function D(p,E,T){var v=Math.min(E,T.duration+(T.deltaPTS?T.deltaPTS:0))*1e3,y=T.endProgramDateTime||0;return y-v>p}function S(p,E){return A.default.search(p,function(T){return T.cc<E?1:T.cc>E?-1:0})}},"./src/controller/fragment-tracker.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"FragmentState",function(){return _}),x.d(P,"FragmentTracker",function(){return O});var w=x("./src/events.ts"),A=x("./src/types/loader.ts"),_;(function(S){S.NOT_LOADED="NOT_LOADED",S.BACKTRACKED="BACKTRACKED",S.APPENDING="APPENDING",S.PARTIAL="PARTIAL",S.OK="OK"})(_||(_={}));var O=function(){function S(E){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=E,this._registerListeners()}var p=S.prototype;return p._registerListeners=function(){var T=this.hls;T.on(w.Events.BUFFER_APPENDED,this.onBufferAppended,this),T.on(w.Events.FRAG_BUFFERED,this.onFragBuffered,this),T.on(w.Events.FRAG_LOADED,this.onFragLoaded,this)},p._unregisterListeners=function(){var T=this.hls;T.off(w.Events.BUFFER_APPENDED,this.onBufferAppended,this),T.off(w.Events.FRAG_BUFFERED,this.onFragBuffered,this),T.off(w.Events.FRAG_LOADED,this.onFragLoaded,this)},p.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},p.getAppendedFrag=function(T,v){if(v===A.PlaylistLevelType.MAIN){var y=this.activeFragment,g=this.activeParts;if(!y)return null;if(g)for(var d=g.length;d--;){var t=g[d],a=t?t.end:y.appendedPTS;if(t.start<=T&&a!==void 0&&T<=a)return d>9&&(this.activeParts=g.slice(d-9)),t}else if(y.start<=T&&y.appendedPTS!==void 0&&T<=y.appendedPTS)return y}return this.getBufferedFrag(T,v)},p.getBufferedFrag=function(T,v){for(var y=this.fragments,g=Object.keys(y),d=g.length;d--;){var t=y[g[d]];if((t==null?void 0:t.body.type)===v&&t.buffered){var a=t.body;if(a.start<=T&&T<=a.end)return a}}return null},p.detectEvictedFragments=function(T,v,y){var g=this;Object.keys(this.fragments).forEach(function(d){var t=g.fragments[d];if(!t)return;if(!t.buffered){t.body.type===y&&g.removeFragment(t.body);return}var a=t.range[T];if(!a)return;a.time.some(function(i){var c=!g.isTimeBuffered(i.startPTS,i.endPTS,v);return c&&g.removeFragment(t.body),c})})},p.detectPartialFragments=function(T){var v=this,y=this.timeRanges,g=T.frag,d=T.part;if(!y||g.sn==="initSegment")return;var t=D(g),a=this.fragments[t];if(!a)return;Object.keys(y).forEach(function(i){var c=g.elementaryStreams[i];if(!c)return;var s=y[i],l=d!==null||c.partial===!0;a.range[i]=v.getBufferedTimes(g,d,l,s)}),a.backtrack=a.loaded=null,Object.keys(a.range).length?a.buffered=!0:this.removeFragment(a.body)},p.fragBuffered=function(T){var v=D(T),y=this.fragments[v];y&&(y.backtrack=y.loaded=null,y.buffered=!0)},p.getBufferedTimes=function(T,v,y,g){for(var d={time:[],partial:y},t=v?v.start:T.start,a=v?v.end:T.end,i=T.minEndPTS||a,c=T.maxStartPTS||t,s=0;s<g.length;s++){var l=g.start(s)-this.bufferPadding,h=g.end(s)+this.bufferPadding;if(c>=l&&i<=h){d.time.push({startPTS:Math.max(t,g.start(s)),endPTS:Math.min(a,g.end(s))});break}else if(t<h&&a>l)d.partial=!0,d.time.push({startPTS:Math.max(t,g.start(s)),endPTS:Math.min(a,g.end(s))});else if(a<=l)break}return d},p.getPartialFragment=function(T){var v=null,y,g,d,t=0,a=this.bufferPadding,i=this.fragments;return Object.keys(i).forEach(function(c){var s=i[c];if(!s)return;L(s)&&(g=s.body.start-a,d=s.body.end+a,T>=g&&T<=d&&(y=Math.min(T-g,d-T),t<=y&&(v=s.body,t=y)))}),v},p.getState=function(T){var v=D(T),y=this.fragments[v];return y?y.buffered?L(y)?_.PARTIAL:_.OK:y.backtrack?_.BACKTRACKED:_.APPENDING:_.NOT_LOADED},p.backtrack=function(T,v){var y=D(T),g=this.fragments[y];if(!g||g.backtrack)return null;var d=g.backtrack=v||g.loaded;return g.loaded=null,d},p.getBacktrackData=function(T){var v=D(T),y=this.fragments[v];if(y){var g,d=y.backtrack;if(d!=null&&(g=d.payload)!==null&&g!==void 0&&g.byteLength)return d;this.removeFragment(T)}return null},p.isTimeBuffered=function(T,v,y){for(var g,d,t=0;t<y.length;t++){if(g=y.start(t)-this.bufferPadding,d=y.end(t)+this.bufferPadding,T>=g&&v<=d)return!0;if(v<=g)return!1}return!1},p.onFragLoaded=function(T,v){var y=v.frag,g=v.part;if(y.sn==="initSegment"||y.bitrateTest||g)return;var d=D(y);this.fragments[d]={body:y,loaded:v,backtrack:null,buffered:!1,range:Object.create(null)}},p.onBufferAppended=function(T,v){var y=this,g=v.frag,d=v.part,t=v.timeRanges;if(g.type===A.PlaylistLevelType.MAIN)if(this.activeFragment=g,d){var a=this.activeParts;a||(this.activeParts=a=[]),a.push(d)}else this.activeParts=null;this.timeRanges=t,Object.keys(t).forEach(function(i){var c=t[i];if(y.detectEvictedFragments(i,c),!d)for(var s=0;s<c.length;s++)g.appendedPTS=Math.max(c.end(s),g.appendedPTS||0)})},p.onFragBuffered=function(T,v){this.detectPartialFragments(v)},p.hasFragment=function(T){var v=D(T);return!!this.fragments[v]},p.removeFragmentsInRange=function(T,v,y){var g=this;Object.keys(this.fragments).forEach(function(d){var t=g.fragments[d];if(!t)return;if(t.buffered){var a=t.body;a.type===y&&a.start<v&&a.end>T&&g.removeFragment(a)}})},p.removeFragment=function(T){var v=D(T);T.stats.loaded=0,T.clearElementaryStreamInfo(),delete this.fragments[v]},p.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},S}();function L(S){var p,E;return S.buffered&&(((p=S.range.video)===null||p===void 0?void 0:p.partial)||((E=S.range.audio)===null||E===void 0?void 0:E.partial))}function D(S){return S.type+"_"+S.level+"_"+S.urlId+"_"+S.sn}},"./src/controller/gap-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"STALL_MINIMUM_DURATION_MS",function(){return L}),x.d(P,"MAX_START_GAP_JUMP",function(){return D}),x.d(P,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return S}),x.d(P,"SKIP_BUFFER_RANGE_START",function(){return p}),x.d(P,"default",function(){return E});var w=x("./src/utils/buffer-helper.ts"),A=x("./src/errors.ts"),_=x("./src/events.ts"),O=x("./src/utils/logger.ts"),L=250,D=2,S=.1,p=.05,E=function(){function T(y,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=y,this.media=g,this.fragmentTracker=d,this.hls=t}var v=T.prototype;return v.destroy=function(){this.hls=this.fragmentTracker=this.media=null},v.poll=function(g){var d=this.config,t=this.media,a=this.stalled,i=t.currentTime,c=t.seeking,s=this.seeking&&!c,l=!this.seeking&&c;if(this.seeking=c,i!==g){if(this.moved=!0,a!==null){if(this.stallReported){var h=self.performance.now()-a;O.logger.warn("playback not stuck anymore @"+i+", after "+Math.round(h)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((l||s)&&(this.stalled=null),t.paused||t.ended||t.playbackRate===0||!w.BufferHelper.getBuffered(t).length)return;var u=w.BufferHelper.bufferInfo(t,i,0),o=u.len>0,e=u.nextStart||0;if(!o&&!e)return;if(c){var r=u.len>D,n=!e||e-i>D&&!this.fragmentTracker.getPartialFragment(i);if(r||n)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var f,m=Math.max(e,u.start||0)-i,b=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,R=b==null||((f=b.details)===null||f===void 0)?void 0:f.live,C=R?b.details.targetduration*2:D;if(m>0&&m<=C){this._trySkipBufferHole(null);return}}var I=self.performance.now();if(a===null){this.stalled=I;return}var k=I-a;!c&&k>=L&&this._reportStall(u.len);var B=w.BufferHelper.bufferInfo(t,i,d.maxBufferHole);this._tryFixBufferStall(B,k)},v._tryFixBufferStall=function(g,d){var t=this.config,a=this.fragmentTracker,i=this.media,c=i.currentTime,s=a.getPartialFragment(c);if(s){var l=this._trySkipBufferHole(s);if(l)return}g.len>t.maxBufferHole&&d>t.highBufferWatchdogPeriod*1e3&&(O.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},v._reportStall=function(g){var d=this.hls,t=this.media,a=this.stallReported;a||(this.stallReported=!0,O.logger.warn("Playback stalling at @"+t.currentTime+" due to low buffer (buffer="+g+")"),d.trigger(_.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:g}))},v._trySkipBufferHole=function(g){for(var d=this.config,t=this.hls,a=this.media,i=a.currentTime,c=0,s=w.BufferHelper.getBuffered(a),l=0;l<s.length;l++){var h=s.start(l);if(i+d.maxBufferHole>=c&&i<h){var u=Math.max(h+p,a.currentTime+S);return O.logger.warn("skipping hole, adjusting currentTime from "+i+" to "+u),this.moved=!0,this.stalled=null,a.currentTime=u,g&&t.trigger(_.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+i+" to "+u,frag:g}),u}c=s.end(l)}return 0},v._tryNudgeBuffer=function(){var g=this.config,d=this.hls,t=this.media,a=t.currentTime,i=(this.nudgeRetry||0)+1;if(this.nudgeRetry=i,i<g.nudgeMaxRetry){var c=a+i*g.nudgeOffset;O.logger.warn("Nudging 'currentTime' from "+a+" to "+c),t.currentTime=c,d.trigger(_.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else O.logger.error("Playhead still not moving while enough data buffered @"+a+" after "+g.nudgeMaxRetry+" nudges"),d.trigger(_.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},T}()},"./src/controller/id3-track-controller.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/events.ts"),A=x("./src/utils/texttrack-utils.ts"),_=x("./src/demux/id3.ts"),O=.25,L=function(){function D(p){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=p,this._registerListeners()}var S=D.prototype;return S.destroy=function(){this._unregisterListeners()},S._registerListeners=function(){var E=this.hls;E.on(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),E.on(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this),E.on(w.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),E.on(w.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},S._unregisterListeners=function(){var E=this.hls;E.off(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),E.off(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this),E.off(w.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),E.off(w.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},S.onMediaAttached=function(E,T){this.media=T.media},S.onMediaDetaching=function(){if(!this.id3Track)return;Object(A.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},S.getID3Track=function(E){if(!this.media)return;for(var T=0;T<E.length;T++){var v=E[T];if(v.kind==="metadata"&&v.label==="id3")return Object(A.sendAddTrackEvent)(v,this.media),v}return this.media.addTextTrack("metadata","id3")},S.onFragParsingMetadata=function(E,T){if(!this.media)return;var v=T.frag,y=T.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<y.length;d++){var t=_.getID3Frames(y[d].data);if(t){var a=y[d].pts,i=d<y.length-1?y[d+1].pts:v.end,c=i-a;c<=0&&(i=a+O);for(var s=0;s<t.length;s++){var l=t[s];if(!_.isTimeStampFrame(l)){var h=new g(a,i,"");h.value=l,this.id3Track.addCue(h)}}}}},S.onBufferFlushing=function(E,T){var v=T.startOffset,y=T.endOffset,g=T.type;if(!g||g==="audio"){var d=this.id3Track;d&&Object(A.removeCuesInRange)(d,v,y)}},D}();P.default=L},"./src/controller/latency-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return D});var w=x("./src/errors.ts"),A=x("./src/events.ts"),_=x("./src/utils/logger.ts");function O(S,p){for(var E=0;E<p.length;E++){var T=p[E];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(S,T.key,T)}}function L(S,p,E){return p&&O(S.prototype,p),E&&O(S,E),S}var D=function(){function S(E){var T=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return T.timeupdate()},this.hls=E,this.config=E.config,this.registerListeners()}var p=S.prototype;return p.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},p.registerListeners=function(){this.hls.on(A.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(A.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(A.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(A.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(A.Events.ERROR,this.onError,this)},p.unregisterListeners=function(){this.hls.off(A.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(A.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(A.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(A.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(A.Events.ERROR,this.onError)},p.onMediaAttached=function(T,v){this.media=v.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},p.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},p.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},p.onLevelUpdated=function(T,v){var y=v.details;this.levelDetails=y,y.advanced&&this.timeupdate(),!y.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},p.onError=function(T,v){if(v.details!==w.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,_.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},p.timeupdate=function(){var T=this.media,v=this.levelDetails;if(!T||!v)return;this.currentTime=T.currentTime;var y=this.computeLatency();if(y===null)return;this._latency=y;var g=this.config,d=g.lowLatencyMode,t=g.maxLiveSyncPlaybackRate;if(!d||t===1)return;var a=this.targetLatency;if(a===null)return;var i=y-a,c=Math.min(this.maxLatency,a+v.targetduration),s=i<c;if(v.live&&s&&i>.05&&this.forwardBufferLength>1){var l=Math.min(2,Math.max(1,t)),h=Math.round(2/(1+Math.exp(-.75*i-this.edgeStalled))*20)/20;T.playbackRate=Math.min(l,Math.max(1,h))}else T.playbackRate!==1&&T.playbackRate!==0&&(T.playbackRate=1)},p.estimateLiveEdge=function(){var T=this.levelDetails;return T===null?null:T.edge+T.age},p.computeLatency=function(){var T=this.estimateLiveEdge();return T===null?null:T-this.currentTime},L(S,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var T=this.config,v=this.levelDetails;return T.liveMaxLatencyDuration!==void 0?T.liveMaxLatencyDuration:v?T.liveMaxLatencyDurationCount*v.targetduration:0}},{key:"targetLatency",get:function(){var T=this.levelDetails;if(T===null)return null;var v=T.holdBack,y=T.partHoldBack,g=T.targetduration,d=this.config,t=d.liveSyncDuration,a=d.liveSyncDurationCount,i=d.lowLatencyMode,c=this.hls.userConfig,s=i&&y||v;(c.liveSyncDuration||c.liveSyncDurationCount||s===0)&&(s=t!==void 0?t:a*g);var l=g,h=1;return s+Math.min(this.stallCount*h,l)}},{key:"liveSyncPosition",get:function(){var T=this.estimateLiveEdge(),v=this.targetLatency,y=this.levelDetails;if(T===null||v===null||y===null)return null;var g=y.edge,d=T-v-this.edgeStalled,t=g-y.totalduration,a=g-(this.config.lowLatencyMode&&y.partTarget||y.targetduration);return Math.min(Math.max(t,d),a)}},{key:"drift",get:function(){var T=this.levelDetails;return T===null?1:T.drift}},{key:"edgeStalled",get:function(){var T=this.levelDetails;if(T===null)return 0;var v=(this.config.lowLatencyMode&&T.partTarget||T.targetduration)*3;return Math.max(T.age-v,0)}},{key:"forwardBufferLength",get:function(){var T=this.media,v=this.levelDetails;if(!T||!v)return 0;var y=T.buffered.length;return y?T.buffered.end(y-1):v.edge-this.currentTime}}]),S}()},"./src/controller/level-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return d});var w=x("./src/types/level.ts"),A=x("./src/events.ts"),_=x("./src/errors.ts"),O=x("./src/utils/codecs.ts"),L=x("./src/controller/level-helper.ts"),D=x("./src/controller/base-playlist-controller.ts"),S=x("./src/types/loader.ts");function p(){return p=Object.assign||function(t){for(var a=1;a<arguments.length;a++){var i=arguments[a];for(var c in i)Object.prototype.hasOwnProperty.call(i,c)&&(t[c]=i[c])}return t},p.apply(this,arguments)}function E(t,a){for(var i=0;i<a.length;i++){var c=a[i];c.enumerable=c.enumerable||!1,c.configurable=!0,"value"in c&&(c.writable=!0),Object.defineProperty(t,c.key,c)}}function T(t,a,i){return a&&E(t.prototype,a),i&&E(t,i),t}function v(t,a){t.prototype=Object.create(a.prototype),t.prototype.constructor=t,y(t,a)}function y(t,a){return y=Object.setPrototypeOf||function(c,s){return c.__proto__=s,c},y(t,a)}var g=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),d=function(t){v(a,t);function a(c){var s;return s=t.call(this,c,"[level-controller]")||this,s._levels=[],s._firstLevel=-1,s._startLevel=void 0,s.currentLevelIndex=-1,s.manualLevelIndex=-1,s.onParsedComplete=void 0,s._registerListeners(),s}var i=a.prototype;return i._registerListeners=function(){var s=this.hls;s.on(A.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.on(A.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(A.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),s.on(A.Events.FRAG_LOADED,this.onFragLoaded,this),s.on(A.Events.ERROR,this.onError,this)},i._unregisterListeners=function(){var s=this.hls;s.off(A.Events.MANIFEST_LOADED,this.onManifestLoaded,this),s.off(A.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(A.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),s.off(A.Events.FRAG_LOADED,this.onFragLoaded,this),s.off(A.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 s=this._levels;s.forEach(function(l){l.loadError=0}),t.prototype.startLoad.call(this)},i.onManifestLoaded=function(s,l){var h=[],u=[],o=[],e,r={},n,f=!1,m=!1,b=!1;if(l.levels.forEach(function(k){var B=k.attrs;f=f||!!(k.width&&k.height),m=m||!!k.videoCodec,b=b||!!k.audioCodec,g&&k.audioCodec&&k.audioCodec.indexOf("mp4a.40.34")!==-1&&(k.audioCodec=void 0);var K=k.bitrate+"-"+k.attrs.RESOLUTION+"-"+k.attrs.CODECS;n=r[K],n?n.url.push(k.url):(n=new w.Level(k),r[K]=n,h.push(n)),B&&(B.AUDIO&&Object(L.addGroupId)(n,"audio",B.AUDIO),B.SUBTITLES&&Object(L.addGroupId)(n,"text",B.SUBTITLES))}),(f||m)&&b&&(h=h.filter(function(k){var B=k.videoCodec,K=k.width,F=k.height;return!!B||!!(K&&F)})),h=h.filter(function(k){var B=k.audioCodec,K=k.videoCodec;return(!B||Object(O.isCodecSupportedInMp4)(B,"audio"))&&(!K||Object(O.isCodecSupportedInMp4)(K,"video"))}),l.audioTracks&&(u=l.audioTracks.filter(function(k){return!k.audioCodec||Object(O.isCodecSupportedInMp4)(k.audioCodec,"audio")}),Object(L.assignTrackIdsByGroup)(u)),l.subtitles&&(o=l.subtitles,Object(L.assignTrackIdsByGroup)(o)),h.length>0){e=h[0].bitrate,h.sort(function(k,B){return k.bitrate-B.bitrate}),this._levels=h;for(var R=0;R<h.length;R++)if(h[R].bitrate===e){this._firstLevel=R,this.log("manifest loaded, "+h.length+" level(s) found, first bitrate: "+e);break}var C=b&&!m,I={levels:h,audioTracks:u,subtitleTracks:o,firstLevel:this._firstLevel,stats:l.stats,audio:b,video:m,altAudio:!C&&u.some(function(k){return!!k.url})};this.hls.trigger(A.Events.MANIFEST_PARSED,I),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(A.Events.ERROR,{type:_.ErrorTypes.MEDIA_ERROR,details:_.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:l.url,reason:"no level with compatible codecs found in manifest"})},i.onError=function(s,l){if(t.prototype.onError.call(this,s,l),l.fatal)return;var h=l.context,u=this._levels[this.currentLevelIndex];if(h&&(h.type===S.PlaylistContextType.AUDIO_TRACK&&u.audioGroupIds&&h.groupId===u.audioGroupIds[u.urlId]||h.type===S.PlaylistContextType.SUBTITLE_TRACK&&u.textGroupIds&&h.groupId===u.textGroupIds[u.urlId])){this.redundantFailover(this.currentLevelIndex);return}var o=!1,e=!0,r;switch(l.details){case _.ErrorDetails.FRAG_LOAD_ERROR:case _.ErrorDetails.FRAG_LOAD_TIMEOUT:case _.ErrorDetails.KEY_LOAD_ERROR:case _.ErrorDetails.KEY_LOAD_TIMEOUT:if(l.frag){var n=this._levels[l.frag.level];n?(n.fragmentError++,n.fragmentError>this.hls.config.fragLoadingMaxRetry&&(r=l.frag.level)):r=l.frag.level}break;case _.ErrorDetails.LEVEL_LOAD_ERROR:case _.ErrorDetails.LEVEL_LOAD_TIMEOUT:h&&(h.deliveryDirectives&&(e=!1),r=h.level),o=!0;break;case _.ErrorDetails.REMUX_ALLOC_ERROR:r=l.level,o=!0;break}r!==void 0&&this.recoverLevel(l,r,o,e)},i.recoverLevel=function(s,l,h,u){var o=s.details,e=this._levels[l];if(e.loadError++,h){var r=this.retryLoadingOrFail(s);if(r)s.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(u){var n=e.url.length;if(n>1&&e.loadError<n)s.levelRetry=!0,this.redundantFailover(l);else if(this.manualLevelIndex===-1){var f=l===0?this._levels.length-1:l-1;this.currentLevelIndex!==f&&this._levels[f].loadError===0&&(this.warn(o+": switch to "+f),s.levelRetry=!0,this.hls.nextAutoLevel=f)}}},i.redundantFailover=function(s){var l=this._levels[s],h=l.url.length;if(h>1){var u=(l.urlId+1)%h;this.warn("Switching to redundant URL-id "+u),this._levels.forEach(function(o){o.urlId=u}),this.level=s}},i.onFragLoaded=function(s,l){var h=l.frag;if(h!==void 0&&h.type===S.PlaylistLevelType.MAIN){var u=this._levels[h.level];u!==void 0&&(u.fragmentError=0,u.loadError=0)}},i.onLevelLoaded=function(s,l){var h,u=l.level,o=l.details,e=this._levels[u];if(!e){var r;this.warn("Invalid level index "+u),(r=l.deliveryDirectives)!==null&&r!==void 0&&r.skip&&(o.deltaUpdateFailed=!0);return}u===this.currentLevelIndex?(e.fragmentError===0&&(e.loadError=0,this.retryCount=0),this.playlistLoaded(u,l,e.details)):(h=l.deliveryDirectives)!==null&&h!==void 0&&h.skip&&(o.deltaUpdateFailed=!0)},i.onAudioTrackSwitched=function(s,l){var h=this.hls.levels[this.currentLevelIndex];if(!h)return;if(h.audioGroupIds){for(var u=-1,o=this.hls.audioTracks[l.id].groupId,e=0;e<h.audioGroupIds.length;e++)if(h.audioGroupIds[e]===o){u=e;break}u!==h.urlId&&(h.urlId=u,this.startLoad())}},i.loadPlaylist=function(s){var l=this.currentLevelIndex,h=this._levels[l];if(this.canLoad&&h&&h.url.length>0){var u=h.urlId,o=h.url[u];if(s)try{o=s.addDirectives(o)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("Attempt loading level index "+l+(s?" at sn "+s.msn+" part "+s.part:"")+" with URL-id "+u+" "+o),this.clearTimer(),this.hls.trigger(A.Events.LEVEL_LOADING,{url:o,level:l,id:u,deliveryDirectives:s||null})}},i.removeLevel=function(s,l){var h=function(e,r){return r!==l},u=this._levels.filter(function(o,e){return e!==s?!0:o.url.length>1&&l!==void 0?(o.url=o.url.filter(h),o.audioGroupIds&&(o.audioGroupIds=o.audioGroupIds.filter(h)),o.textGroupIds&&(o.textGroupIds=o.textGroupIds.filter(h)),o.urlId=0,!0):!1}).map(function(o,e){var r=o.details;return r!=null&&r.fragments&&r.fragments.forEach(function(n){n.level=e}),o});this._levels=u,this.hls.trigger(A.Events.LEVELS_UPDATED,{levels:u})},T(a,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(s){var l,h=this._levels;if(h.length===0)return;if(this.currentLevelIndex===s&&(l=h[s])!==null&&l!==void 0&&l.details)return;if(s<0||s>=h.length){var u=s<0;if(this.hls.trigger(A.Events.ERROR,{type:_.ErrorTypes.OTHER_ERROR,details:_.ErrorDetails.LEVEL_SWITCH_ERROR,level:s,fatal:u,reason:"invalid level idx"}),u)return;s=Math.min(s,h.length-1)}this.clearTimer();var o=this.currentLevelIndex,e=h[o],r=h[s];this.log("switching to level "+s+" from "+o),this.currentLevelIndex=s;var n=p({},r,{level:s,maxBitrate:r.maxBitrate,uri:r.uri,urlId:r.urlId});delete n._urlId,this.hls.trigger(A.Events.LEVEL_SWITCHING,n);var f=r.details;if(!f||f.live){var m=this.switchParams(r.uri,e==null?void 0:e.details);this.loadPlaylist(m)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(s){this.manualLevelIndex=s,this._startLevel===void 0&&(this._startLevel=s),s!==-1&&(this.level=s)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(s){this._firstLevel=s}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var s=this.hls.config.startLevel;return s!==void 0?s:this._firstLevel}else return this._startLevel},set:function(s){this._startLevel=s}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(s){this.level=s,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=s)}}]),a}(D.default)},"./src/controller/level-helper.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"addGroupId",function(){return _}),x.d(P,"assignTrackIdsByGroup",function(){return O}),x.d(P,"updatePTS",function(){return L}),x.d(P,"updateFragPTSDTS",function(){return S}),x.d(P,"mergeDetails",function(){return p}),x.d(P,"mapPartIntersection",function(){return E}),x.d(P,"mapFragmentIntersection",function(){return T}),x.d(P,"adjustSliding",function(){return v}),x.d(P,"addSliding",function(){return y}),x.d(P,"computeReloadInterval",function(){return g}),x.d(P,"getFragmentWithSN",function(){return d}),x.d(P,"getPartWith",function(){return t});var w=x("./src/polyfills/number.ts"),A=x("./src/utils/logger.ts");function _(a,i,c){switch(i){case"audio":a.audioGroupIds||(a.audioGroupIds=[]),a.audioGroupIds.push(c);break;case"text":a.textGroupIds||(a.textGroupIds=[]),a.textGroupIds.push(c);break}}function O(a){var i={};a.forEach(function(c){var s=c.groupId||"";c.id=i[s]=i[s]||0,i[s]++})}function L(a,i,c){var s=a[i],l=a[c];D(s,l)}function D(a,i){var c=i.startPTS;if(Object(w.isFiniteNumber)(c)){var s=0,l;i.sn>a.sn?(s=c-a.start,l=a):(s=a.start-c,l=i),l.duration!==s&&(l.duration=s)}else if(i.sn>a.sn){var h=a.cc===i.cc;h&&a.minEndPTS?i.start=a.start+(a.minEndPTS-a.start):i.start=a.start+a.duration}else i.start=Math.max(a.start-i.duration,0)}function S(a,i,c,s,l,h){var u=s-c;u<=0&&(A.logger.warn("Fragment should have a positive duration",i),s=c+i.duration,h=l+i.duration);var o=c,e=s,r=i.startPTS,n=i.endPTS;if(Object(w.isFiniteNumber)(r)){var f=Math.abs(r-c);Object(w.isFiniteNumber)(i.deltaPTS)?i.deltaPTS=Math.max(f,i.deltaPTS):i.deltaPTS=f,o=Math.max(c,r),c=Math.min(c,r),l=Math.min(l,i.startDTS),e=Math.min(s,n),s=Math.max(s,n),h=Math.max(h,i.endDTS)}i.duration=s-c;var m=c-i.start;i.appendedPTS=s,i.start=i.startPTS=c,i.maxStartPTS=o,i.startDTS=l,i.endPTS=s,i.minEndPTS=e,i.endDTS=h;var b=i.sn;if(!a||b<a.startSN||b>a.endSN)return 0;var R,C=b-a.startSN,I=a.fragments;for(I[C]=i,R=C;R>0;R--)D(I[R],I[R-1]);for(R=C;R<I.length-1;R++)D(I[R],I[R+1]);return a.fragmentHint&&D(I[I.length-1],a.fragmentHint),a.PTSKnown=a.alignedSliding=!0,m}function p(a,i){for(var c=null,s=a.fragments,l=s.length-1;l>=0;l--){var h=s[l].initSegment;if(h){c=h;break}}a.fragmentHint&&delete a.fragmentHint.endPTS;var u=0,o;if(T(a,i,function(R,C){R.relurl&&(u=R.cc-C.cc),Object(w.isFiniteNumber)(R.startPTS)&&Object(w.isFiniteNumber)(R.endPTS)&&(C.start=C.startPTS=R.startPTS,C.startDTS=R.startDTS,C.appendedPTS=R.appendedPTS,C.maxStartPTS=R.maxStartPTS,C.endPTS=R.endPTS,C.endDTS=R.endDTS,C.minEndPTS=R.minEndPTS,C.duration=R.endPTS-R.startPTS,C.duration&&(o=C),i.PTSKnown=i.alignedSliding=!0),C.elementaryStreams=R.elementaryStreams,C.loader=R.loader,C.stats=R.stats,C.urlId=R.urlId,R.initSegment&&(C.initSegment=R.initSegment,c=R.initSegment)}),c){var e=i.fragmentHint?i.fragments.concat(i.fragmentHint):i.fragments;e.forEach(function(R){var C;(!R.initSegment||R.initSegment.relurl===((C=c)===null||C===void 0?void 0:C.relurl))&&(R.initSegment=c)})}if(i.skippedSegments&&(i.deltaUpdateFailed=i.fragments.some(function(R){return!R}),i.deltaUpdateFailed)){A.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var r=i.skippedSegments;r--;)i.fragments.shift();i.startSN=i.fragments[0].sn,i.startCC=i.fragments[0].cc}var n=i.fragments;if(u){A.logger.warn("discontinuity sliding from playlist, take drift into account");for(var f=0;f<n.length;f++)n[f].cc+=u}i.skippedSegments&&(i.startCC=i.fragments[0].cc),E(a.partList,i.partList,function(R,C){C.elementaryStreams=R.elementaryStreams,C.stats=R.stats}),o?S(i,o,o.startPTS,o.endPTS,o.startDTS,o.endDTS):v(a,i),n.length&&(i.totalduration=i.edge-n[0].start),i.driftStartTime=a.driftStartTime,i.driftStart=a.driftStart;var m=i.advancedDateTime;if(i.advanced&&m){var b=i.edge;i.driftStart||(i.driftStartTime=m,i.driftStart=b),i.driftEndTime=m,i.driftEnd=b}else i.driftEndTime=a.driftEndTime,i.driftEnd=a.driftEnd,i.advancedDateTime=a.advancedDateTime}function E(a,i,c){if(a&&i)for(var s=0,l=0,h=a.length;l<=h;l++){var u=a[l],o=i[l+s];u&&o&&u.index===o.index&&u.fragment.sn===o.fragment.sn?c(u,o):s--}}function T(a,i,c){for(var s=i.skippedSegments,l=Math.max(a.startSN,i.startSN)-i.startSN,h=(a.fragmentHint?1:0)+(s?i.endSN:Math.min(a.endSN,i.endSN))-i.startSN,u=i.startSN-a.startSN,o=i.fragmentHint?i.fragments.concat(i.fragmentHint):i.fragments,e=a.fragmentHint?a.fragments.concat(a.fragmentHint):a.fragments,r=l;r<=h;r++){var n=e[u+r],f=o[r];s&&!f&&r<s&&(f=i.fragments[r]=n),n&&f&&c(n,f)}}function v(a,i){var c=i.startSN+i.skippedSegments-a.startSN,s=a.fragments;if(c<0||c>=s.length)return;y(i,s[c].start)}function y(a,i){if(i){for(var c=a.fragments,s=a.skippedSegments;s<c.length;s++)c[s].start+=i;a.fragmentHint&&(a.fragmentHint.start+=i)}}function g(a,i){var c=1e3*a.levelTargetDuration,s=c/2,l=a.age,h=l>0&&l<c*3,u=i.loading.end-i.loading.start,o,e=a.availabilityDelay;if(a.updated===!1)if(h){var r=333*a.misses;o=Math.max(Math.min(s,u*2),r),a.availabilityDelay=(a.availabilityDelay||0)+o}else o=s;else h?(e=Math.min(e||c/2,l),a.availabilityDelay=e,o=e+c-l):o=c-u;return Math.round(o)}function d(a,i,c){if(!a||!a.details)return null;var s=a.details,l=s.fragments[i-s.startSN];return l||(l=s.fragmentHint,l&&l.sn===i?l:i<s.startSN&&c&&c.sn===i?c:null)}function t(a,i,c){if(!a||!a.details)return null;var s=a.details.partList;if(s)for(var l=s.length;l--;){var h=s[l];if(h.index===c&&h.fragment.sn===i)return h}return null}},"./src/controller/stream-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return s});var w=x("./src/polyfills/number.ts"),A=x("./src/controller/base-stream-controller.ts"),_=x("./src/is-supported.ts"),O=x("./src/events.ts"),L=x("./src/utils/buffer-helper.ts"),D=x("./src/controller/fragment-tracker.ts"),S=x("./src/types/loader.ts"),p=x("./src/loader/fragment.ts"),E=x("./src/demux/transmuxer-interface.ts"),T=x("./src/types/transmuxer.ts"),v=x("./src/controller/gap-controller.ts"),y=x("./src/errors.ts"),g=x("./src/utils/logger.ts");function d(l,h){for(var u=0;u<h.length;u++){var o=h[u];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(l,o.key,o)}}function t(l,h,u){return h&&d(l.prototype,h),u&&d(l,u),l}function a(l,h){l.prototype=Object.create(h.prototype),l.prototype.constructor=l,i(l,h)}function i(l,h){return i=Object.setPrototypeOf||function(o,e){return o.__proto__=e,o},i(l,h)}var c=100,s=function(l){a(h,l);function h(o,e){var r;return r=l.call(this,o,e,"[stream-controller]")||this,r.audioCodecSwap=!1,r.gapController=null,r.level=-1,r._forceStartLoad=!1,r.altAudio=!1,r.audioOnly=!1,r.fragPlaying=null,r.onvplaying=null,r.onvseeked=null,r.fragLastKbps=0,r.stalled=!1,r.couldBacktrack=!1,r.audioCodecSwitch=!1,r.videoBuffer=null,r._registerListeners(),r}var u=h.prototype;return u._registerListeners=function(){var e=this.hls;e.on(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(O.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(O.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.on(O.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.on(O.Events.ERROR,this.onError,this),e.on(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.on(O.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.on(O.Events.BUFFER_CREATED,this.onBufferCreated,this),e.on(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.on(O.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.on(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},u._unregisterListeners=function(){var e=this.hls;e.off(O.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(O.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(O.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(O.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(O.Events.LEVEL_LOADED,this.onLevelLoaded,this),e.off(O.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),e.off(O.Events.ERROR,this.onError,this),e.off(O.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),e.off(O.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),e.off(O.Events.BUFFER_CREATED,this.onBufferCreated,this),e.off(O.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),e.off(O.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),e.off(O.Events.FRAG_BUFFERED,this.onFragBuffered,this)},u.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},u.startLoad=function(e){if(this.levels){var r=this.lastCurrentTime,n=this.hls;if(this.stopLoad(),this.setInterval(c),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var f=n.startLevel;f===-1&&(n.config.testBandwidth?(f=0,this.bitrateTest=!0):f=n.nextAutoLevel),this.level=n.nextLoadLevel=f,this.loadedmetadata=!1}r>0&&e===-1&&(this.log("Override startPosition with lastCurrentTime @"+r.toFixed(3)),e=r),this.state=A.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=A.State.STOPPED},u.stopLoad=function(){this._forceStartLoad=!1,l.prototype.stopLoad.call(this)},u.doTick=function(){switch(this.state){case A.State.IDLE:this.doTickIdle();break;case A.State.WAITING_LEVEL:{var e,r=this.levels,n=this.level,f=r==null||((e=r[n])===null||e===void 0)?void 0:e.details;if(f&&(!f.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(f))break;this.state=A.State.IDLE;break}break}case A.State.FRAG_LOADING_WAITING_RETRY:{var m,b=self.performance.now(),R=this.retryDate;(!R||b>=R||(m=this.media)!==null&&m!==void 0&&m.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=A.State.IDLE)}break;default:break}this.onTickEnd()},u.onTickEnd=function(){l.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},u.doTickIdle=function(){var e,r,n=this.hls,f=this.levelLastLoaded,m=this.levels,b=this.media,R=n.config,C=n.nextLoadLevel;if(f===null||!b&&(this.startFragRequested||!R.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!m||!m[C])return;var I=m[C];this.level=n.nextLoadLevel=C;var k=I.details;if(!k||this.state===A.State.WAITING_LEVEL||k.live&&this.levelLastLoaded!==C){this.state=A.State.WAITING_LEVEL;return}var B=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:b,S.PlaylistLevelType.MAIN);if(B===null)return;var K=B.len,F=this.getMaxBufferLength(I.maxBitrate);if(K>=F)return;if(this._streamEnded(B,k)){var W={};this.altAudio&&(W.type="video"),this.hls.trigger(O.Events.BUFFER_EOS,W),this.state=A.State.ENDED;return}var V=B.end,$=this.getNextFragment(V,k);if(this.couldBacktrack&&!this.fragPrevious&&$&&$.sn!=="initSegment"){var ue=$.sn-k.startSN;ue>1&&($=k.fragments[ue-1],this.fragmentTracker.removeFragment($))}if($&&this.fragmentTracker.getState($)===D.FragmentState.OK&&this.nextLoadPosition>V){var q=this.audioOnly&&!this.altAudio?p.ElementaryStreamTypes.AUDIO:p.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(b,q,S.PlaylistLevelType.MAIN),$=this.getNextFragment(this.nextLoadPosition,k)}if(!$)return;$.initSegment&&!$.initSegment.data&&!this.bitrateTest&&($=$.initSegment),((e=$.decryptdata)===null||e===void 0?void 0:e.keyFormat)==="identity"&&!((r=$.decryptdata)!==null&&r!==void 0&&r.key)?this.loadKey($,k):this.loadFragment($,k,V)},u.loadFragment=function(e,r,n){var f,m=this.fragmentTracker.getState(e);if(this.fragCurrent=e,m===D.FragmentState.BACKTRACKED){var b=this.fragmentTracker.getBacktrackData(e);if(b){this._handleFragmentLoadProgress(b),this._handleFragmentLoadComplete(b);return}else m=D.FragmentState.NOT_LOADED}m===D.FragmentState.NOT_LOADED||m===D.FragmentState.PARTIAL?e.sn==="initSegment"?this._loadInitSegment(e):this.bitrateTest?(e.bitrateTest=!0,this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e)):(this.startFragRequested=!0,l.prototype.loadFragment.call(this,e,r,n)):m===D.FragmentState.APPENDING?this.reduceMaxBufferLength(e.duration)&&this.fragmentTracker.removeFragment(e):((f=this.media)===null||f===void 0?void 0:f.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},u.getAppendedFrag=function(e){var r=this.fragmentTracker.getAppendedFrag(e,S.PlaylistLevelType.MAIN);return r&&"fragment"in r?r.fragment:r},u.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,S.PlaylistLevelType.MAIN)},u.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.end+.5):null},u.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},u.nextLevelSwitch=function(){var e=this.levels,r=this.media;if(r!=null&&r.readyState){var n,f=this.getAppendedFrag(r.currentTime);if(f&&f.start>1&&this.flushMainBuffer(0,f.start-1),!r.paused&&e){var m=this.hls.nextLoadLevel,b=e[m],R=this.fragLastKbps;R&&this.fragCurrent?n=this.fragCurrent.duration*b.maxBitrate/(1e3*R)+1:n=0}else n=0;var C=this.getBufferedFrag(r.currentTime+n);if(C){var I=this.followingBufferedFrag(C);if(I){this.abortCurrentFrag();var k=I.maxStartPTS?I.maxStartPTS:I.start,B=I.duration,K=Math.max(C.end,k+Math.min(Math.max(B-this.config.maxFragLookUpTolerance,B*.5),B*.75));this.flushMainBuffer(K,Number.POSITIVE_INFINITY)}}}},u.abortCurrentFrag=function(){var e=this.fragCurrent;this.fragCurrent=null,e!=null&&e.loader&&e.loader.abort(),this.state===A.State.KEY_LOADING&&(this.state=A.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},u.flushMainBuffer=function(e,r){l.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},u.onMediaAttached=function(e,r){l.prototype.onMediaAttached.call(this,e,r);var n=r.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 v.default(this.config,n,this.fragmentTracker,this.hls)},u.onMediaDetaching=function(){var e=this.media;e&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),l.prototype.onMediaDetaching.call(this)},u.onMediaPlaying=function(){this.tick()},u.onMediaSeeked=function(){var e=this.media,r=e?e.currentTime:null;Object(w.isFiniteNumber)(r)&&this.log("Media seeked to "+r.toFixed(3)),this.tick()},u.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(O.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},u.onManifestParsed=function(e,r){var n=!1,f=!1,m;r.levels.forEach(function(b){m=b.audioCodec,m&&(m.indexOf("mp4a.40.2")!==-1&&(n=!0),m.indexOf("mp4a.40.5")!==-1&&(f=!0))}),this.audioCodecSwitch=n&&f&&!Object(_.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=r.levels,this.startFragRequested=!1},u.onLevelLoading=function(e,r){var n=this.levels;if(!n||this.state!==A.State.IDLE)return;var f=n[r.level];(!f.details||f.details.live&&this.levelLastLoaded!==r.level||this.waitForCdnTuneIn(f.details))&&(this.state=A.State.WAITING_LEVEL)},u.onLevelLoaded=function(e,r){var n,f=this.levels,m=r.level,b=r.details,R=b.totalduration;if(!f){this.warn("Levels were reset while loading level "+m);return}this.log("Level "+m+" loaded ["+b.startSN+","+b.endSN+"], cc ["+b.startCC+", "+b.endCC+"] duration:"+R);var C=this.fragCurrent;C&&(this.state===A.State.FRAG_LOADING||this.state===A.State.FRAG_LOADING_WAITING_RETRY)&&(C.level!==r.level&&C.loader&&(this.state=A.State.IDLE,C.loader.abort()));var I=f[m],k=0;if(b.live||(n=I.details)!==null&&n!==void 0&&n.live){if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed)return;k=this.alignPlaylists(b,I.details)}if(I.details=b,this.levelLastLoaded=m,this.hls.trigger(O.Events.LEVEL_UPDATED,{details:b,level:m}),this.state===A.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(b))return;this.state=A.State.IDLE}this.startFragRequested?b.live&&this.synchronizeToLiveEdge(b):this.setStartPosition(b,k),this.tick()},u._handleFragmentLoadProgress=function(e){var r,n=e.frag,f=e.part,m=e.payload,b=this.levels;if(!b){this.warn("Levels were reset while fragment load was in progress. Fragment "+n.sn+" of level "+n.level+" will not be buffered");return}var R=b[n.level],C=R.details;if(!C){this.warn("Dropping fragment "+n.sn+" of level "+n.level+" after level details were reset");return}var I=R.videoCodec,k=C.PTSKnown||!C.live,B=(r=n.initSegment)===null||r===void 0?void 0:r.data,K=this._getAudioCodec(R),F=this.transmuxer=this.transmuxer||new E.default(this.hls,S.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),W=f?f.index:-1,V=W!==-1,$=new T.ChunkMetadata(n.level,n.sn,n.stats.chunkCount,m.byteLength,W,V),ue=this.initPTS[n.cc];F.push(m,B,K,I,n,f,C.totalduration,k,$,ue)},u.onAudioTrackSwitching=function(e,r){var n=this.altAudio,f=!!r.url,m=r.id;if(!f){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var b=this.fragCurrent;b!=null&&b.loader&&(this.log("Switching to main audio track, cancel main fragment load"),b.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var R=this.hls;n&&R.trigger(O.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),R.trigger(O.Events.AUDIO_TRACK_SWITCHED,{id:m})}},u.onAudioTrackSwitched=function(e,r){var n=r.id,f=!!this.hls.audioTracks[n].url;if(f){var m=this.videoBuffer;m&&this.mediaBuffer!==m&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=m)}this.altAudio=f,this.tick()},u.onBufferCreated=function(e,r){var n=r.tracks,f,m,b=!1;for(var R in n){var C=n[R];if(C.id==="main"){if(m=R,f=C,R==="video"){var I=n[R];I&&(this.videoBuffer=I.buffer)}}else b=!0}b&&f?(this.log("Alternate track found, use "+m+".buffered to schedule main fragment loading"),this.mediaBuffer=f.buffer):this.mediaBuffer=this.media},u.onFragBuffered=function(e,r){var n=r.frag,f=r.part;if(n&&n.type!==S.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(n)){this.warn("Fragment "+n.sn+(f?" p: "+f.index:"")+" of level "+n.level+" finished buffering, but was aborted. state: "+this.state),this.state===A.State.PARSED&&(this.state=A.State.IDLE);return}var m=f?f.stats:n.stats;this.fragLastKbps=Math.round(8*m.total/(m.buffering.end-m.loading.first)),n.sn!=="initSegment"&&(this.fragPrevious=n),this.fragBufferedComplete(n,f)},u.onError=function(e,r){switch(r.details){case y.ErrorDetails.FRAG_LOAD_ERROR:case y.ErrorDetails.FRAG_LOAD_TIMEOUT:case y.ErrorDetails.KEY_LOAD_ERROR:case y.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(S.PlaylistLevelType.MAIN,r);break;case y.ErrorDetails.LEVEL_LOAD_ERROR:case y.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==A.State.ERROR&&(r.fatal?(this.warn(""+r.details),this.state=A.State.ERROR):!r.levelRetry&&this.state===A.State.WAITING_LEVEL&&(this.state=A.State.IDLE));break;case y.ErrorDetails.BUFFER_FULL_ERROR:if(r.parent==="main"&&(this.state===A.State.PARSING||this.state===A.State.PARSED)){var n=!0,f=this.getFwdBufferInfo(this.media,S.PlaylistLevelType.MAIN);f&&f.len>.5&&(n=!this.reduceMaxBufferLength(f.len)),n&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},u.checkBuffer=function(){var e=this.media,r=this.gapController;if(!e||!r||!e.readyState)return;var n=L.BufferHelper.getBuffered(e);!this.loadedmetadata&&n.length?(this.loadedmetadata=!0,this.seekToStartPos()):r.poll(this.lastCurrentTime),this.lastCurrentTime=e.currentTime},u.onFragLoadEmergencyAborted=function(){this.state=A.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},u.onBufferFlushed=function(e,r){var n=r.type;if(n!==p.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var f=(n===p.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(f,n,S.PlaylistLevelType.MAIN)}},u.onLevelsUpdated=function(e,r){this.levels=r.levels},u.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},u.seekToStartPos=function(){var e=this.media,r=e.currentTime,n=this.startPosition;if(n>=0&&r<n){if(e.seeking){g.logger.log("could not seek to "+n+", already seeking at "+r);return}var f=L.BufferHelper.getBuffered(e),m=f.length?f.start(0):0,b=m-n;b>0&&(b<this.config.maxBufferHole||b<this.config.maxFragLookUpTolerance)&&(g.logger.log("adjusting start position by "+b+" to match buffer start"),n+=b,this.startPosition=n),this.log("seek to target start position "+n+" from current time "+r),e.currentTime=n}},u._getAudioCodec=function(e){var r=this.config.defaultAudioCodec||e.audioCodec;return this.audioCodecSwap&&r&&(this.log("Swapping audio codec"),r.indexOf("mp4a.40.5")!==-1?r="mp4a.40.2":r="mp4a.40.5"),r},u._loadBitrateTestFrag=function(e){var r=this;this._doFragLoad(e).then(function(n){var f=r.hls;if(!n||f.nextLoadLevel||r.fragContextChanged(e))return;r.fragLoadError=0,r.state=A.State.IDLE,r.startFragRequested=!1,r.bitrateTest=!1;var m=e.stats;m.parsing.start=m.parsing.end=m.buffering.start=m.buffering.end=self.performance.now(),f.trigger(O.Events.FRAG_LOADED,n)})},u._handleTransmuxComplete=function(e){var r,n="main",f=this.hls,m=e.remuxResult,b=e.chunkMeta,R=this.getCurrentContext(b);if(!R){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 C=R.frag,I=R.part,k=R.level,B=m.video,K=m.text,F=m.id3,W=m.initSegment,V=this.altAudio?void 0:m.audio;if(this.fragContextChanged(C))return;if(this.state=A.State.PARSING,W){W.tracks&&(this._bufferInitSegment(k,W.tracks,C,b),f.trigger(O.Events.FRAG_PARSING_INIT_SEGMENT,{frag:C,id:n,tracks:W.tracks}));var $=W.initPTS,ue=W.timescale;Object(w.isFiniteNumber)($)&&(this.initPTS[C.cc]=$,f.trigger(O.Events.INIT_PTS_FOUND,{frag:C,id:n,initPTS:$,timescale:ue}))}if(B&&m.independent!==!1){if(k.details){var q=B.startPTS,se=B.endPTS,te=B.startDTS,ie=B.endDTS;if(I)I.elementaryStreams[B.type]={startPTS:q,endPTS:se,startDTS:te,endDTS:ie};else if(B.firstKeyFrame&&B.independent&&(this.couldBacktrack=!0),B.dropped&&B.independent){var X=this.getLoadPosition()+this.config.maxBufferHole;if(X<q){this.backtrack(C);return}C.setElementaryStreamInfo(B.type,C.start,se,C.start,ie,!0)}C.setElementaryStreamInfo(B.type,q,se,te,ie),this.bufferFragmentData(B,C,I,b)}}else if(m.independent===!1){this.backtrack(C);return}if(V){var Q=V.startPTS,ve=V.endPTS,De=V.startDTS,be=V.endDTS;I&&(I.elementaryStreams[p.ElementaryStreamTypes.AUDIO]={startPTS:Q,endPTS:ve,startDTS:De,endDTS:be}),C.setElementaryStreamInfo(p.ElementaryStreamTypes.AUDIO,Q,ve,De,be),this.bufferFragmentData(V,C,I,b)}if(F!=null&&(r=F.samples)!==null&&r!==void 0&&r.length){var Ae={frag:C,id:n,samples:F.samples};f.trigger(O.Events.FRAG_PARSING_METADATA,Ae)}if(K){var Ee={frag:C,id:n,samples:K.samples};f.trigger(O.Events.FRAG_PARSING_USERDATA,Ee)}},u._bufferInitSegment=function(e,r,n,f){var m=this;if(this.state!==A.State.PARSING)return;this.audioOnly=!!r.audio&&!r.video,this.altAudio&&!this.audioOnly&&delete r.audio;var b=r.audio,R=r.video,C=r.audiovideo;if(b){var I=e.audioCodec,k=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(I&&(I.indexOf("mp4a.40.5")!==-1?I="mp4a.40.2":I="mp4a.40.5"),b.metadata.channelCount!==1&&k.indexOf("firefox")===-1&&(I="mp4a.40.5")),k.indexOf("android")!==-1&&b.container!=="audio/mpeg"&&(I="mp4a.40.2",this.log("Android: force audio codec to "+I)),e.audioCodec&&e.audioCodec!==I&&this.log('Swapping manifest audio codec "'+e.audioCodec+'" for "'+I+'"'),b.levelCodec=I,b.id="main",this.log("Init audio buffer, container:"+b.container+", codecs[selected/level/parsed]=["+(I||"")+"/"+(e.audioCodec||"")+"/"+b.codec+"]")}R&&(R.levelCodec=e.videoCodec,R.id="main",this.log("Init video buffer, container:"+R.container+", codecs[level/parsed]=["+(e.videoCodec||"")+"/"+R.codec+"]")),C&&this.log("Init audiovideo buffer, container:"+C.container+", codecs[level/parsed]=["+(e.attrs.CODECS||"")+"/"+C.codec+"]"),this.hls.trigger(O.Events.BUFFER_CODECS,r),Object.keys(r).forEach(function(B){var K=r[B],F=K.initSegment;F!=null&&F.byteLength&&m.hls.trigger(O.Events.BUFFER_APPENDING,{type:B,data:F,frag:n,part:null,chunkMeta:f,parent:n.type})}),this.tick()},u.backtrack=function(e){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(e);var r=this.fragmentTracker.backtrack(e);this.fragPrevious=null,this.nextLoadPosition=e.start,r?this.resetFragmentLoading(e):this.state=A.State.BACKTRACKING},u.checkFragmentChanged=function(){var e=this.media,r=null;if(e&&e.readyState>1&&e.seeking===!1){var n=e.currentTime;if(L.BufferHelper.isBuffered(e,n)?r=this.getAppendedFrag(n):L.BufferHelper.isBuffered(e,n+.1)&&(r=this.getAppendedFrag(n+.1)),r){var f=this.fragPlaying,m=r.level;(!f||r.sn!==f.sn||f.level!==m||r.urlId!==f.urlId)&&(this.hls.trigger(O.Events.FRAG_CHANGED,{frag:r}),(!f||f.level!==m)&&this.hls.trigger(O.Events.LEVEL_SWITCHED,{level:m}),this.fragPlaying=r)}}},t(h,[{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"currentLevel",get:function(){var e=this.media;if(e){var r=this.getAppendedFrag(e.currentTime);if(r)return r.level}return-1}},{key:"nextBufferedFrag",get:function(){var e=this.media;if(e){var r=this.getAppendedFrag(e.currentTime);return this.followingBufferedFrag(r)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),h}(A.default)},"./src/controller/subtitle-stream-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"SubtitleStreamController",function(){return a});var w=x("./src/events.ts"),A=x("./src/utils/logger.ts"),_=x("./src/utils/buffer-helper.ts"),O=x("./src/controller/fragment-finders.ts"),L=x("./src/utils/discontinuities.ts"),D=x("./src/controller/level-helper.ts"),S=x("./src/controller/fragment-tracker.ts"),p=x("./src/controller/base-stream-controller.ts"),E=x("./src/types/loader.ts"),T=x("./src/types/level.ts");function v(i,c){for(var s=0;s<c.length;s++){var l=c[s];l.enumerable=l.enumerable||!1,l.configurable=!0,"value"in l&&(l.writable=!0),Object.defineProperty(i,l.key,l)}}function y(i,c,s){return c&&v(i.prototype,c),s&&v(i,s),i}function g(i,c){i.prototype=Object.create(c.prototype),i.prototype.constructor=i,d(i,c)}function d(i,c){return d=Object.setPrototypeOf||function(l,h){return l.__proto__=h,l},d(i,c)}var t=500,a=function(i){g(c,i);function c(l,h){var u;return u=i.call(this,l,h,"[subtitle-stream-controller]")||this,u.levels=[],u.currentTrackId=-1,u.tracksBuffered=[],u.mainDetails=null,u._registerListeners(),u}var s=c.prototype;return s.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},s._registerListeners=function(){var h=this.hls;h.on(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.on(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.on(w.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.on(w.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.on(w.Events.ERROR,this.onError,this),h.on(w.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),h.on(w.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),h.on(w.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),h.on(w.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),h.on(w.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},s._unregisterListeners=function(){var h=this.hls;h.off(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),h.off(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this),h.off(w.Events.MANIFEST_LOADING,this.onManifestLoading,this),h.off(w.Events.LEVEL_LOADED,this.onLevelLoaded,this),h.off(w.Events.ERROR,this.onError,this),h.off(w.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),h.off(w.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),h.off(w.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),h.off(w.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),h.off(w.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},s.startLoad=function(){this.stopLoad(),this.state=p.State.IDLE,this.setInterval(t),this.tick()},s.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},s.onLevelLoaded=function(h,u){this.mainDetails=u.details},s.onSubtitleFragProcessed=function(h,u){var o=u.frag,e=u.success;if(this.fragPrevious=o,this.state=p.State.IDLE,!e)return;var r=this.tracksBuffered[this.currentTrackId];if(!r)return;for(var n,f=o.start,m=0;m<r.length;m++)if(f>=r[m].start&&f<=r[m].end){n=r[m];break}var b=o.start+o.duration;n?n.end=b:(n={start:f,end:b},r.push(n)),this.fragmentTracker.fragBuffered(o)},s.onBufferFlushing=function(h,u){var o=u.startOffset,e=u.endOffset;if(o===0&&e!==Number.POSITIVE_INFINITY){var r=this.currentTrackId,n=this.levels;if(!n.length||!n[r]||!n[r].details)return;var f=n[r].details,m=f.targetduration,b=e-m;if(b<=0)return;u.endOffsetSubtitles=Math.max(0,b),this.tracksBuffered.forEach(function(R){for(var C=0;C<R.length;){if(R[C].end<=b){R.shift();continue}else if(R[C].start<b)R[C].start=b;else break;C++}}),this.fragmentTracker.removeFragmentsInRange(o,b,E.PlaylistLevelType.SUBTITLE)}},s.onError=function(h,u){var o,e=u.frag;if(!e||e.type!==E.PlaylistLevelType.SUBTITLE)return;(o=this.fragCurrent)!==null&&o!==void 0&&o.loader&&this.fragCurrent.loader.abort(),this.state=p.State.IDLE},s.onSubtitleTracksUpdated=function(h,u){var o=this,e=u.subtitleTracks;this.tracksBuffered=[],this.levels=e.map(function(r){return new T.Level(r)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(r){o.tracksBuffered[r.id]=[]}),this.mediaBuffer=null},s.onSubtitleTrackSwitch=function(h,u){if(this.currentTrackId=u.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var o=this.levels[this.currentTrackId];o!=null&&o.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,o&&this.setInterval(t)},s.onSubtitleTrackLoaded=function(h,u){var o,e=u.details,r=u.id,n=this.currentTrackId,f=this.levels;if(!f.length)return;var m=f[n];if(r>=f.length||r!==n||!m)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,e.live||(o=m.details)!==null&&o!==void 0&&o.live){var b=this.mainDetails;if(e.deltaUpdateFailed||!b)return;var R=b.fragments[0];if(!m.details)e.hasProgramDateTime&&b.hasProgramDateTime?Object(L.alignMediaPlaylistByPDT)(e,b):R&&Object(D.addSliding)(e,R.start);else{var C=this.alignPlaylists(e,m.details);C===0&&R&&Object(D.addSliding)(e,R.start)}}if(m.details=e,this.levelLastLoaded=r,this.tick(),e.live&&!this.fragCurrent&&this.media&&this.state===p.State.IDLE){var I=Object(O.findFragmentByPTS)(null,e.fragments,this.media.currentTime,0);I||(this.warn("Subtitle playlist not aligned with playback"),m.details=void 0)}},s._handleFragmentLoadComplete=function(h){var u=h.frag,o=h.payload,e=u.decryptdata,r=this.hls;if(this.fragContextChanged(u))return;if(o&&o.byteLength>0&&e&&e.key&&e.iv&&e.method==="AES-128"){var n=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(o),e.key.buffer,e.iv.buffer).then(function(f){var m=performance.now();r.trigger(w.Events.FRAG_DECRYPTED,{frag:u,payload:f,stats:{tstart:n,tdecrypt:m}})})}},s.doTick=function(){if(!this.media){this.state=p.State.IDLE;return}if(this.state===p.State.IDLE){var h,u=this.currentTrackId,o=this.levels;if(!o.length||!o[u]||!o[u].details)return;var e=o[u].details,r=e.targetduration,n=this.config,f=this.media,m=_.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,f.currentTime-r,n.maxBufferHole),b=m.end,R=m.len,C=this.getMaxBufferLength()+r;if(R>C)return;console.assert(e,"Subtitle track details are defined on idle subtitle stream controller tick");var I=e.fragments,k=I.length,B=e.edge,K,F=this.fragPrevious;if(b<B){var W=n.maxFragLookUpTolerance;F&&e.hasProgramDateTime&&(K=Object(O.findFragmentByPDT)(I,F.endProgramDateTime,W)),K||(K=Object(O.findFragmentByPTS)(F,I,b,W),!K&&F&&F.start<I[0].start&&(K=I[0]))}else K=I[k-1];(h=K)!==null&&h!==void 0&&h.encrypted?(A.logger.log("Loading key for "+K.sn),this.state=p.State.KEY_LOADING,this.hls.trigger(w.Events.KEY_LOADING,{frag:K})):K&&this.fragmentTracker.getState(K)===S.FragmentState.NOT_LOADED&&this.loadFragment(K,e,b)}},s.loadFragment=function(h,u,o){this.fragCurrent=h,i.prototype.loadFragment.call(this,h,u,o)},y(c,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),c}(p.default)},"./src/controller/subtitle-track-controller.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/events.ts"),A=x("./src/utils/texttrack-utils.ts"),_=x("./src/controller/base-playlist-controller.ts"),O=x("./src/types/loader.ts");function L(v,y){for(var g=0;g<y.length;g++){var d=y[g];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(v,d.key,d)}}function D(v,y,g){return y&&L(v.prototype,y),g&&L(v,g),v}function S(v,y){v.prototype=Object.create(y.prototype),v.prototype.constructor=v,p(v,y)}function p(v,y){return p=Object.setPrototypeOf||function(d,t){return d.__proto__=t,d},p(v,y)}var E=function(v){S(y,v);function y(d){var t;return t=v.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=y.prototype;return g.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,v.prototype.destroy.call(this)},g.registerListeners=function(){var t=this.hls;t.on(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(w.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(w.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.on(w.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(w.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(w.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(w.Events.ERROR,this.onError,this)},g.unregisterListeners=function(){var t=this.hls;t.off(w.Events.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(w.Events.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(w.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(w.Events.MANIFEST_PARSED,this.onManifestParsed,this),t.off(w.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(w.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(w.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(w.Events.ERROR,this.onError,this)},g.onMediaAttached=function(t,a){if(this.media=a.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=T(this.media.textTracks);t.forEach(function(a){Object(A.clearCurrentCues)(a)}),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,a){this.tracks=a.subtitleTracks},g.onSubtitleTrackLoaded=function(t,a){var i=a.id,c=a.details,s=this.trackId,l=this.tracksInGroup[s];if(!l){this.warn("Invalid subtitle track id "+i);return}var h=l.details;l.details=a.details,this.log("subtitle track "+i+" loaded ["+c.startSN+"-"+c.endSN+"]"),i===this.trackId&&(this.retryCount=0,this.playlistLoaded(i,a,h))},g.onLevelLoading=function(t,a){this.switchLevel(a.level)},g.onLevelSwitching=function(t,a){this.switchLevel(a.level)},g.switchLevel=function(t){var a=this.hls.levels[t];if(!(a!=null&&a.textGroupIds))return;var i=a.textGroupIds[a.urlId];if(this.groupId!==i){var c=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,s=this.tracks.filter(function(u){return!i||u.groupId===i});this.tracksInGroup=s;var l=this.findTrackId(c==null?void 0:c.name)||this.findTrackId();this.groupId=i;var h={subtitleTracks:s};this.log("Updating subtitle tracks, "+s.length+' track(s) found in "'+i+'" group-id'),this.hls.trigger(w.Events.SUBTITLE_TRACKS_UPDATED,h),l!==-1&&this.setSubtitleTrack(l,c)}},g.findTrackId=function(t){for(var a=this.tracksInGroup,i=0;i<a.length;i++){var c=a[i];if((!this.selectDefaultTrack||c.default)&&(!t||t===c.name))return c.id}return-1},g.onError=function(t,a){if(v.prototype.onError.call(this,t,a),a.fatal||!a.context)return;a.context.type===O.PlaylistContextType.SUBTITLE_TRACK&&a.context.id===this.trackId&&a.context.groupId===this.groupId&&this.retryLoadingOrFail(a)},g.loadPlaylist=function(t){var a=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(a)){var i=a.id,c=a.groupId,s=a.url;if(t)try{s=t.addDirectives(s)}catch(l){this.warn("Could not construct new URL with HLS Delivery Directives: "+l)}this.log("Loading subtitle playlist for id "+i),this.hls.trigger(w.Events.SUBTITLE_TRACK_LOADING,{url:s,id:i,groupId:c,deliveryDirectives:t||null})}},g.toggleTrackModes=function(t){var a=this,i=this.media,c=this.subtitleDisplay,s=this.trackId;if(!i)return;var l=T(i.textTracks),h=l.filter(function(e){return e.groupId===a.groupId});if(t===-1)[].slice.call(l).forEach(function(e){e.mode="disabled"});else{var u=h[s];u&&(u.mode="disabled")}var o=h[t];o&&(o.mode=c?"showing":"hidden")},g.setSubtitleTrack=function(t,a){var i,c=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=t;return}if(this.trackId!==t&&this.toggleTrackModes(t),this.trackId===t&&(t===-1||(i=c[t])!==null&&i!==void 0&&i.details)||t<-1||t>=c.length)return;this.clearTimer();var s=c[t];if(this.log("Switching to subtitle track "+t),this.trackId=t,s){var l=s.id,h=s.groupId,u=h===void 0?"":h,o=s.name,e=s.type,r=s.url;this.hls.trigger(w.Events.SUBTITLE_TRACK_SWITCH,{id:l,groupId:u,name:o,type:e,url:r});var n=this.switchParams(s.url,a==null?void 0:a.details);this.loadPlaylist(n)}else this.hls.trigger(w.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,a=T(this.media.textTracks),i=0;i<a.length;i++)if(a[i].mode==="hidden")t=i;else if(a[i].mode==="showing"){t=i;break}this.subtitleTrack!==t&&(this.subtitleTrack=t)},D(y,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1;var a=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(t,a)}}]),y}(_.default);function T(v){for(var y=[],g=0;g<v.length;g++){var d=v[g];d.kind==="subtitles"&&d.label&&y.push(v[g])}return y}P.default=E},"./src/controller/timeline-controller.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"TimelineController",function(){return T});var w=x("./src/polyfills/number.ts"),A=x("./src/events.ts"),_=x("./src/utils/cea-608-parser.ts"),O=x("./src/utils/output-filter.ts"),L=x("./src/utils/webvtt-parser.ts"),D=x("./src/utils/texttrack-utils.ts"),S=x("./src/utils/imsc1-ttml-parser.ts"),p=x("./src/types/loader.ts"),E=x("./src/utils/logger.ts"),T=function(){function d(a){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=a,this.config=a.config,this.Cues=a.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 O.default(this,"textTrack1"),c=new O.default(this,"textTrack2"),s=new O.default(this,"textTrack3"),l=new O.default(this,"textTrack4");this.cea608Parser1=new _.default(1,i,c),this.cea608Parser2=new _.default(3,s,l)}a.on(A.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),a.on(A.Events.MEDIA_DETACHING,this.onMediaDetaching,this),a.on(A.Events.MANIFEST_LOADING,this.onManifestLoading,this),a.on(A.Events.MANIFEST_LOADED,this.onManifestLoaded,this),a.on(A.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),a.on(A.Events.FRAG_LOADING,this.onFragLoading,this),a.on(A.Events.FRAG_LOADED,this.onFragLoaded,this),a.on(A.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),a.on(A.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),a.on(A.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),a.on(A.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),a.on(A.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var t=d.prototype;return t.destroy=function(){var i=this.hls;i.off(A.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),i.off(A.Events.MEDIA_DETACHING,this.onMediaDetaching,this),i.off(A.Events.MANIFEST_LOADING,this.onManifestLoading,this),i.off(A.Events.MANIFEST_LOADED,this.onManifestLoaded,this),i.off(A.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),i.off(A.Events.FRAG_LOADING,this.onFragLoading,this),i.off(A.Events.FRAG_LOADED,this.onFragLoaded,this),i.off(A.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),i.off(A.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),i.off(A.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),i.off(A.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),i.off(A.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},t.addCues=function(i,c,s,l,h){for(var u=!1,o=h.length;o--;){var e=h[o],r=y(e[0],e[1],c,s);if(r>=0&&(e[0]=Math.min(e[0],c),e[1]=Math.max(e[1],s),u=!0,r/(s-c)>.5))return}if(u||h.push([c,s]),this.config.renderTextTracksNatively){var n=this.captionsTracks[i];this.Cues.newCue(n,c,s,l)}else{var f=this.Cues.newCue(null,c,s,l);this.hls.trigger(A.Events.CUES_PARSED,{type:"captions",cues:f,track:i})}},t.onInitPtsFound=function(i,c){var s=this,l=c.frag,h=c.id,u=c.initPTS,o=c.timescale,e=this.unparsedVttFrags;h==="main"&&(this.initPTS[l.cc]=u,this.timescale[l.cc]=o),e.length&&(this.unparsedVttFrags=[],e.forEach(function(r){s.onFragLoaded(A.Events.FRAG_LOADED,r)}))},t.getExistingTrack=function(i){var c=this.media;if(c)for(var s=0;s<c.textTracks.length;s++){var l=c.textTracks[s];if(l[i])return l}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 c=this.captionsProperties,s=this.captionsTracks,l=this.media,h=c[i],u=h.label,o=h.languageCode,e=this.getExistingTrack(i);if(e)s[i]=e,Object(D.clearCurrentCues)(s[i]),Object(D.sendAddTrackEvent)(s[i],l);else{var r=this.createTextTrack("captions",u,o);r&&(r[i]=!0,s[i]=r)}},t.createNonNativeTrack=function(i){if(this.nonNativeCaptionsTracks[i])return;var c=this.captionsProperties[i];if(!c)return;var s=c.label,l={_id:i,label:s,kind:"captions",default:c.media?!!c.media.default:!1,closedCaptions:c.media};this.nonNativeCaptionsTracks[i]=l,this.hls.trigger(A.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[l]})},t.createTextTrack=function(i,c,s){var l=this.media;return l?l.addTextTrack(i,c,s):void 0},t.onMediaAttaching=function(i,c){this.media=c.media,this._cleanTracks()},t.onMediaDetaching=function(){var i=this.captionsTracks;Object.keys(i).forEach(function(c){Object(D.clearCurrentCues)(i[c]),delete i[c]}),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 c=i.textTracks;if(c)for(var s=0;s<c.length;s++)Object(D.clearCurrentCues)(c[s])},t.onSubtitleTracksUpdated=function(i,c){var s=this;this.textTracks=[];var l=c.subtitleTracks||[],h=l.some(function(r){return r.textCodec===S.IMSC1_CODEC});if(this.config.enableWebVTT||h&&this.config.enableIMSC1){var u=this.tracks&&l&&this.tracks.length===l.length;if(this.tracks=l||[],this.config.renderTextTracksNatively){var o=this.media?this.media.textTracks:[];this.tracks.forEach(function(r,n){var f;if(n<o.length){for(var m=null,b=0;b<o.length;b++)if(v(o[b],r)){m=o[b];break}m&&(f=m)}f?Object(D.clearCurrentCues)(f):(f=s.createTextTrack("subtitles",r.name,r.lang),f&&(f.mode="disabled")),f&&(f.groupId=r.groupId,s.textTracks.push(f))})}else if(!u&&this.tracks&&this.tracks.length){var e=this.tracks.map(function(r){return{label:r.name,kind:r.type.toLowerCase(),default:r.default,subtitleTrack:r}});this.hls.trigger(A.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:e})}}},t.onManifestLoaded=function(i,c){var s=this;this.config.enableCEA708Captions&&c.captions&&c.captions.forEach(function(l){var h=/(?:CC|SERVICE)([1-4])/.exec(l.instreamId);if(!h)return;var u="textTrack"+h[1],o=s.captionsProperties[u];if(!o)return;o.label=l.name,l.lang&&(o.languageCode=l.lang),o.media=l})},t.onFragLoading=function(i,c){var s=this.cea608Parser1,l=this.cea608Parser2,h=this.lastSn,u=this.lastPartIndex;if(!this.enabled||!(s&&l))return;if(c.frag.type===p.PlaylistLevelType.MAIN){var o,e,r=c.frag.sn,n=(o=c==null||((e=c.part)===null||e===void 0)?void 0:e.index)!=null?o:-1;r===h+1||r===h&&n===u+1||(s.reset(),l.reset()),this.lastSn=r,this.lastPartIndex=n}},t.onFragLoaded=function(i,c){var s=c.frag,l=c.payload,h=this.initPTS,u=this.unparsedVttFrags;if(s.type===p.PlaylistLevelType.SUBTITLE)if(l.byteLength){if(!Object(w.isFiniteNumber)(h[s.cc])){u.push(c),h.length&&this.hls.trigger(A.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:new Error("Missing initial subtitle PTS")});return}var o=s.decryptdata;if(o==null||o.key==null||o.method!=="AES-128"){var e=this.tracks[s.level],r=this.vttCCs;r[s.cc]||(r[s.cc]={start:s.start,prevCC:this.prevCC,new:!0},this.prevCC=s.cc),e&&e.textCodec===S.IMSC1_CODEC?this._parseIMSC1(s,l):this._parseVTTs(s,l,r)}}else this.hls.trigger(A.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:s,error:new Error("Empty subtitle payload")})},t._parseIMSC1=function(i,c){var s=this,l=this.hls;Object(S.parseIMSC1)(c,this.initPTS[i.cc],this.timescale[i.cc],function(h){s._appendCues(h,i.level),l.trigger(A.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:i})},function(h){E.logger.log("Failed to parse IMSC1: "+h),l.trigger(A.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:i,error:h})})},t._parseVTTs=function(i,c,s){var l=this,h=this.hls;Object(L.parseWebVTT)(c,this.initPTS[i.cc],this.timescale[i.cc],s,i.cc,i.start,function(u){l._appendCues(u,i.level),h.trigger(A.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:i})},function(u){l._fallbackToIMSC1(i,c),E.logger.log("Failed to parse VTT cue: "+u),h.trigger(A.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:i,error:u})})},t._fallbackToIMSC1=function(i,c){var s=this,l=this.tracks[i.level];l.textCodec||Object(S.parseIMSC1)(c,this.initPTS[i.cc],this.timescale[i.cc],function(){l.textCodec=S.IMSC1_CODEC,s._parseIMSC1(i,c)},function(){l.textCodec="wvtt"})},t._appendCues=function(i,c){var s=this.hls;if(this.config.renderTextTracksNatively){var l=this.textTracks[c];if(l.mode==="disabled")return;i.forEach(function(o){return Object(D.addCueToTrack)(l,o)})}else{var h=this.tracks[c],u=h.default?"default":"subtitles"+c;s.trigger(A.Events.CUES_PARSED,{type:"subtitles",cues:i,track:u})}},t.onFragDecrypted=function(i,c){var s=c.frag;if(s.type===p.PlaylistLevelType.SUBTITLE){if(!Object(w.isFiniteNumber)(this.initPTS[s.cc])){this.unparsedVttFrags.push(c);return}this.onFragLoaded(A.Events.FRAG_LOADED,c)}},t.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},t.onFragParsingUserdata=function(i,c){var s=this.cea608Parser1,l=this.cea608Parser2;if(!this.enabled||!(s&&l))return;for(var h=0;h<c.samples.length;h++){var u=c.samples[h].bytes;if(u){var o=this.extractCea608Data(u);s.addData(c.samples[h].pts,o[0]),l.addData(c.samples[h].pts,o[1])}}},t.onBufferFlushing=function(i,c){var s=c.startOffset,l=c.endOffset,h=c.endOffsetSubtitles,u=c.type,o=this.media;if(!o||o.currentTime<l)return;if(!u||u==="video"){var e=this.captionsTracks;Object.keys(e).forEach(function(n){return Object(D.removeCuesInRange)(e[n],s,l)})}if(this.config.renderTextTracksNatively&&(s===0&&h!==void 0)){var r=this.textTracks;Object.keys(r).forEach(function(n){return Object(D.removeCuesInRange)(r[n],s,h)})}},t.extractCea608Data=function(i){for(var c=i[0]&31,s=2,l=[[],[]],h=0;h<c;h++){var u=i[s++],o=127&i[s++],e=127&i[s++],r=(4&u)!==0,n=3&u;if(o===0&&e===0)continue;r&&((n===0||n===1)&&(l[n].push(o),l[n].push(e)))}return l},d}();function v(d,t){return d&&d.label===t.name&&!(d.textTrack1||d.textTrack2)}function y(d,t,a,i){return Math.min(t,i)-Math.max(d,a)}function g(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return w});var w=function(){function A(O,L){this.subtle=void 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w=x("./src/crypt/aes-crypto.ts"),A=x("./src/crypt/fast-aes-key.ts"),_=x("./src/crypt/aes-decryptor.ts"),O=x("./src/utils/logger.ts"),L=x("./src/utils/mp4-tools.ts"),D=x("./src/utils/typed-array.ts"),S=16,p=function(){function E(v,y,g){var d=g===void 0?{}:g,t=d.removePKCS7Padding,a=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=v,this.config=y,this.removePKCS7Padding=a,a)try{var i=self.crypto;i&&(this.subtle=i.subtle||i.webkitSubtle)}catch(c){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var T=E.prototype;return T.destroy=function(){this.observer=null},T.isSync=function(){return this.config.enableSoftwareAES},T.flush=function(){var y=this.currentResult;if(!y){this.reset();return}var g=new Uint8Array(y);return this.reset(),this.removePKCS7Padding?Object(_.removePadding)(g):g},T.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},T.decrypt=function(y,g,d,t){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(y),g,d);var a=this.flush();a&&t(a.buffer)}else this.webCryptoDecrypt(new Uint8Array(y),g,d).then(t)},T.softwareDecrypt=function(y,g,d){var t=this.currentIV,a=this.currentResult,i=this.remainderData;this.logOnce("JS AES decrypt"),i&&(y=Object(L.appendUint8Array)(i,y),this.remainderData=null);var c=this.getValidChunk(y);if(!c.length)return null;t&&(d=t);var s=this.softwareDecrypter;s||(s=this.softwareDecrypter=new _.default),s.expandKey(g);var l=a;return this.currentResult=s.decrypt(c.buffer,0,d),this.currentIV=Object(D.sliceUint8)(c,-16).buffer,l||null},T.webCryptoDecrypt=function(y,g,d){var t=this,a=this.subtle;return(this.key!==g||!this.fastAesKey)&&(this.key=g,this.fastAesKey=new 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O.EventEmitter,g=function(t,a){v.postMessage({event:t,data:a})};y.on(A.Events.FRAG_DECRYPTED,g),y.on(A.Events.ERROR,g),v.addEventListener("message",function(d){var t=d.data;switch(t.cmd){case"init":{var a=JSON.parse(t.config);v.transmuxer=new w.default(y,t.typeSupported,a,t.vendor,t.id),Object(_.enableLogs)(a.debug),g("init",null);break}case"configure":{v.transmuxer.configure(t.config);break}case"demux":{var i=v.transmuxer.push(t.data,t.decryptdata,t.chunkMeta,t.state);Object(w.isPromise)(i)?i.then(function(l){S(v,l)}):S(v,i);break}case"flush":{var c=t.chunkMeta,s=v.transmuxer.flush(c);Object(w.isPromise)(s)?s.then(function(l){E(v,l,c)}):E(v,s,c);break}default:break}})}function S(v,y){if(T(y.remuxResult))return;var g=[],d=y.remuxResult,t=d.audio,a=d.video;t&&p(g,t),a&&p(g,a),v.postMessage({event:"transmuxComplete",data:y},g)}function p(v,y){y.data1&&v.push(y.data1.buffer),y.data2&&v.push(y.data2.buffer)}function E(v,y,g){y.forEach(function(d){S(v,d)}),v.postMessage({event:"flush",data:g})}function T(v){return!v.audio&&!v.video&&!v.text&&!v.id3&&!v.initSegment}},"./src/demux/transmuxer.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return a}),x.d(P,"isPromise",function(){return s}),x.d(P,"TransmuxConfig",function(){return l}),x.d(P,"TransmuxState",function(){return h});var w=x("./src/events.ts"),A=x("./src/errors.ts"),_=x("./src/crypt/decrypter.ts"),O=x("./src/demux/aacdemuxer.ts"),L=x("./src/demux/mp4demuxer.ts"),D=x("./src/demux/tsdemuxer.ts"),S=x("./src/demux/mp3demuxer.ts"),p=x("./src/remux/mp4-remuxer.ts"),E=x("./src/remux/passthrough-remuxer.ts"),T=x("./src/demux/chunk-cache.ts"),v=x("./src/utils/mp4-tools.ts"),y=x("./src/utils/logger.ts"),g;try{g=self.performance.now.bind(self.performance)}catch(u){y.logger.debug("Unable to use Performance API on this environment"),g=self.Date.now}var d=[{demux:D.default,remux:p.default},{demux:L.default,remux:E.default},{demux:O.default,remux:p.default},{demux:S.default,remux:p.default}],t=1024;d.forEach(function(u){var o=u.demux;t=Math.max(t,o.minProbeByteLength)});var a=function(){function u(e,r,n,f,m){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new T.default,this.observer=e,this.typeSupported=r,this.config=n,this.vendor=f,this.id=m}var o=u.prototype;return o.configure=function(r){this.transmuxConfig=r,this.decrypter&&this.decrypter.reset()},o.push=function(r,n,f,m){var b=this,R=f.transmuxing;R.executeStart=g();var C=new Uint8Array(r),I=this.cache,k=this.config,B=this.currentTransmuxState,K=this.transmuxConfig;m&&(this.currentTransmuxState=m);var F=i(C,n);if(F&&F.method==="AES-128"){var W=this.getDecrypter();if(k.enableSoftwareAES){var V=W.softwareDecrypt(C,F.key.buffer,F.iv.buffer);if(!V)return R.executeEnd=g(),c(f);C=new Uint8Array(V)}else return this.decryptionPromise=W.webCryptoDecrypt(C,F.key.buffer,F.iv.buffer).then(function(fe){var he=b.push(fe,null,f);return b.decryptionPromise=null,he}),this.decryptionPromise}var $=m||B,ue=$.contiguous,q=$.discontinuity,se=$.trackSwitch,te=$.accurateTimeOffset,ie=$.timeOffset,X=K.audioCodec,Q=K.videoCodec,ve=K.defaultInitPts,De=K.duration,be=K.initSegmentData;if((q||se)&&this.resetInitSegment(be,X,Q,De),q&&this.resetInitialTimestamp(ve),ue||this.resetContiguity(),this.needsProbing(C,q,se)){if(I.dataLength){var Ae=I.flush();C=Object(v.appendUint8Array)(Ae,C)}this.configureTransmuxer(C,K)}var Ee=this.transmux(C,F,ie,te,f),de=this.currentTransmuxState;return de.contiguous=!0,de.discontinuity=!1,de.trackSwitch=!1,R.executeEnd=g(),Ee},o.flush=function(r){var n=this,f=r.transmuxing;f.executeStart=g();var m=this.decrypter,b=this.cache,R=this.currentTransmuxState,C=this.decryptionPromise;if(C)return C.then(function(){return n.flush(r)});var I=[],k=R.timeOffset;if(m){var B=m.flush();B&&I.push(this.push(B,null,r))}var K=b.dataLength;b.reset();var F=this.demuxer,W=this.remuxer;if(!F||!W)return K>=t&&this.observer.emit(w.Events.ERROR,w.Events.ERROR,{type:A.ErrorTypes.MEDIA_ERROR,details:A.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),f.executeEnd=g(),[c(r)];var V=F.flush(k);return s(V)?V.then(function($){return n.flushRemux(I,$,r),I}):(this.flushRemux(I,V,r),I)},o.flushRemux=function(r,n,f){var m=n.audioTrack,b=n.avcTrack,R=n.id3Track,C=n.textTrack,I=this.currentTransmuxState,k=I.accurateTimeOffset,B=I.timeOffset;y.logger.log("[transmuxer.ts]: Flushed fragment "+f.sn+(f.part>-1?" p: "+f.part:"")+" of level "+f.level);var K=this.remuxer.remux(m,b,R,C,B,k,!0,this.id);r.push({remuxResult:K,chunkMeta:f}),f.transmuxing.executeEnd=g()},o.resetInitialTimestamp=function(r){var n=this.demuxer,f=this.remuxer;if(!n||!f)return;n.resetTimeStamp(r),f.resetTimeStamp(r)},o.resetContiguity=function(){var r=this.demuxer,n=this.remuxer;if(!r||!n)return;r.resetContiguity(),n.resetNextTimestamp()},o.resetInitSegment=function(r,n,f,m){var b=this.demuxer,R=this.remuxer;if(!b||!R)return;b.resetInitSegment(n,f,m),R.resetInitSegment(r,n,f)},o.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},o.transmux=function(r,n,f,m,b){var R;return n&&n.method==="SAMPLE-AES"?R=this.transmuxSampleAes(r,n,f,m,b):R=this.transmuxUnencrypted(r,f,m,b),R},o.transmuxUnencrypted=function(r,n,f,m){var b=this.demuxer.demux(r,n,!1,!this.config.progressive),R=b.audioTrack,C=b.avcTrack,I=b.id3Track,k=b.textTrack,B=this.remuxer.remux(R,C,I,k,n,f,!1,this.id);return{remuxResult:B,chunkMeta:m}},o.transmuxSampleAes=function(r,n,f,m,b){var R=this;return this.demuxer.demuxSampleAes(r,n,f).then(function(C){var I=R.remuxer.remux(C.audioTrack,C.avcTrack,C.id3Track,C.textTrack,f,m,!1,R.id);return{remuxResult:I,chunkMeta:b}})},o.configureTransmuxer=function(r,n){for(var f=this.config,m=this.observer,b=this.typeSupported,R=this.vendor,C=n.audioCodec,I=n.defaultInitPts,k=n.duration,B=n.initSegmentData,K=n.videoCodec,F,W=0,V=d.length;W<V;W++)if(d[W].demux.probe(r)){F=d[W];break}F||(y.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),F={demux:L.default,remux:E.default});var $=this.demuxer,ue=this.remuxer,q=F.remux,se=F.demux;(!ue||!(ue instanceof q))&&(this.remuxer=new q(m,f,b,R)),(!$||!($ instanceof se))&&(this.demuxer=new se(m,f,b),this.probe=se.probe),this.resetInitSegment(B,C,K,k),this.resetInitialTimestamp(I)},o.needsProbing=function(r,n,f){return!this.demuxer||!this.remuxer||n||f},o.getDecrypter=function(){var r=this.decrypter;return r||(r=this.decrypter=new _.default(this.observer,this.config)),r},u}();function i(u,o){var e=null;return u.byteLength>0&&o!=null&&o.key!=null&&o.iv!==null&&o.method!=null&&(e=o),e}var c=function(o){return{remuxResult:{},chunkMeta:o}};function s(u){return"then"in u&&u.then instanceof Function}var l=function(o,e,r,n,f){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=o,this.videoCodec=e,this.initSegmentData=r,this.duration=n,this.defaultInitPts=f},h=function(o,e,r,n,f){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=o,this.contiguous=e,this.accurateTimeOffset=r,this.trackSwitch=n,this.timeOffset=f}},"./src/demux/tsdemuxer.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"discardEPB",function(){return c});var w=x("./src/demux/adts.ts"),A=x("./src/demux/mpegaudio.ts"),_=x("./src/demux/exp-golomb.ts"),O=x("./src/demux/id3.ts"),L=x("./src/demux/sample-aes.ts"),D=x("./src/events.ts"),S=x("./src/utils/mp4-tools.ts"),p=x("./src/utils/logger.ts"),E=x("./src/errors.ts"),T={video:1,audio:2,id3:3,text:4},v=function(){function s(h,u,o){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=h,this.config=u,this.typeSupported=o}s.probe=function(u){var o=s.syncOffset(u);return o<0?!1:(o&&p.logger.warn("MPEG2-TS detected but first sync word found @ offset "+o+", junk ahead ?"),!0)},s.syncOffset=function(u){for(var o=Math.min(1e3,u.length-3*188),e=0;e<o;){if(u[e]===71&&u[e+188]===71&&u[e+2*188]===71)return e;e++}return-1},s.createTrack=function(u,o){return{container:u==="video"||u==="audio"?"video/mp2t":void 0,type:u,id:T[u],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:u==="audio"?o:void 0}};var l=s.prototype;return l.resetInitSegment=function(u,o,e){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=s.createTrack("video",e),this._audioTrack=s.createTrack("audio",e),this._id3Track=s.createTrack("id3",e),this._txtTrack=s.createTrack("text",e),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=u,this.videoCodec=o,this._duration=e},l.resetTimeStamp=function(){},l.resetContiguity=function(){var u=this._audioTrack,o=this._avcTrack,e=this._id3Track;u&&(u.pesData=null),o&&(o.pesData=null),e&&(e.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},l.demux=function(u,o,e,r){e===void 0&&(e=!1),r===void 0&&(r=!1),e||(this.sampleAes=null);var n,f=this._avcTrack,m=this._audioTrack,b=this._id3Track,R=f.pid,C=f.pesData,I=m.pid,k=b.pid,B=m.pesData,K=b.pesData,F=!1,W=this.pmtParsed,V=this._pmtId,$=u.length;if(this.remainderData&&(u=Object(S.appendUint8Array)(this.remainderData,u),$=u.length,this.remainderData=null),$<188&&!r)return this.remainderData=u,{audioTrack:m,avcTrack:f,id3Track:b,textTrack:this._txtTrack};var ue=Math.max(0,s.syncOffset(u));$-=($+ue)%188,$<u.byteLength&&!r&&(this.remainderData=new Uint8Array(u.buffer,$,u.buffer.byteLength-$));for(var q=ue;q<$;q+=188)if(u[q]===71){var se=!!(u[q+1]&64),te=((u[q+1]&31)<<8)+u[q+2],ie=(u[q+3]&48)>>4,X=void 0;if(ie>1){if(X=q+5+u[q+4],X===q+188)continue}else X=q+4;switch(te){case R:se&&(C&&(n=t(C))&&this.parseAVCPES(n,!1),C={data:[],size:0}),C&&(C.data.push(u.subarray(X,q+188)),C.size+=q+188-X);break;case I:se&&(B&&(n=t(B))&&(m.isAAC?this.parseAACPES(n):this.parseMPEGPES(n)),B={data:[],size:0}),B&&(B.data.push(u.subarray(X,q+188)),B.size+=q+188-X);break;case k:se&&(K&&(n=t(K))&&this.parseID3PES(n),K={data:[],size:0}),K&&(K.data.push(u.subarray(X,q+188)),K.size+=q+188-X);break;case 0:se&&(X+=u[X]+1),V=this._pmtId=g(u,X);break;case V:{se&&(X+=u[X]+1);var Q=d(u,X,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,e);R=Q.avc,R>0&&(f.pid=R),I=Q.audio,I>0&&(m.pid=I,m.isAAC=Q.isAAC),k=Q.id3,k>0&&(b.pid=k),F&&!W&&(p.logger.log("reparse from beginning"),F=!1,q=ue-188),W=this.pmtParsed=!0;break}case 17:case 8191:break;default:F=!0;break}}else this.observer.emit(D.Events.ERROR,D.Events.ERROR,{type:E.ErrorTypes.MEDIA_ERROR,details:E.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});f.pesData=C,m.pesData=B,b.pesData=K;var ve={audioTrack:m,avcTrack:f,id3Track:b,textTrack:this._txtTrack};return r&&this.extractRemainingSamples(ve),ve},l.flush=function(){var u=this.remainderData;this.remainderData=null;var o;return u?o=this.demux(u,-1,!1,!0):o={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(o),this.sampleAes?this.decrypt(o,this.sampleAes):o},l.extractRemainingSamples=function(u){var o=u.audioTrack,e=u.avcTrack,r=u.id3Track,n=e.pesData,f=o.pesData,m=r.pesData,b;n&&(b=t(n))?(this.parseAVCPES(b,!0),e.pesData=null):e.pesData=n,f&&(b=t(f))?(o.isAAC?this.parseAACPES(b):this.parseMPEGPES(b),o.pesData=null):(f!=null&&f.size&&p.logger.log("last AAC PES packet truncated,might overlap between fragments"),o.pesData=f),m&&(b=t(m))?(this.parseID3PES(b),r.pesData=null):r.pesData=m},l.demuxSampleAes=function(u,o,e){var r=this.demux(u,e,!0,!this.config.progressive),n=this.sampleAes=new L.default(this.observer,this.config,o);return this.decrypt(r,n)},l.decrypt=function(u,o){return new Promise(function(e){var r=u.audioTrack,n=u.avcTrack;r.samples&&r.isAAC?o.decryptAacSamples(r.samples,0,function(){n.samples?o.decryptAvcSamples(n.samples,0,0,function(){e(u)}):e(u)}):n.samples&&o.decryptAvcSamples(n.samples,0,0,function(){e(u)})})},l.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},l.parseAVCPES=function(u,o){var e=this,r=this._avcTrack,n=this.parseAVCNALu(u.data),f=!1,m=this.avcSample,b,R=!1;u.data=null,m&&n.length&&!r.audFound&&(a(m,r),m=this.avcSample=y(!1,u.pts,u.dts,"")),n.forEach(function(C){switch(C.type){case 1:{b=!0,m||(m=e.avcSample=y(!0,u.pts,u.dts,"")),f&&(m.debug+="NDR "),m.frame=!0;var I=C.data;if(R&&I.length>4){var k=new _.default(I).readSliceType();(k===2||k===4||k===7||k===9)&&(m.key=!0)}break}case 5:b=!0,m||(m=e.avcSample=y(!0,u.pts,u.dts,"")),f&&(m.debug+="IDR "),m.key=!0,m.frame=!0;break;case 6:{b=!0,f&&m&&(m.debug+="SEI ");var B=new _.default(c(C.data));B.readUByte();for(var K=0,F=0,W=!1,V=0;!W&&B.bytesAvailable>1;){K=0;do V=B.readUByte(),K+=V;while(V===255);F=0;do V=B.readUByte(),F+=V;while(V===255);if(K===4&&B.bytesAvailable!==0){W=!0;var $=B.readUByte();if($===181){var ue=B.readUShort();if(ue===49){var q=B.readUInt();if(q===1195456820){var se=B.readUByte();if(se===3){for(var te=B.readUByte(),ie=B.readUByte(),X=31&te,Q=[te,ie],ve=0;ve<X;ve++)Q.push(B.readUByte()),Q.push(B.readUByte()),Q.push(B.readUByte());i(e._txtTrack.samples,{type:3,pts:u.pts,bytes:Q})}}}}}else if(K===5&&B.bytesAvailable!==0){if(W=!0,F>16){for(var De=[],be=0;be<16;be++)De.push(B.readUByte().toString(16)),(be===3||be===5||be===7||be===9)&&De.push("-");for(var Ae=F-16,Ee=new Uint8Array(Ae),de=0;de<Ae;de++)Ee[de]=B.readUByte();i(e._txtTrack.samples,{pts:u.pts,payloadType:K,uuid:De.join(""),userData:Object(O.utf8ArrayToStr)(Ee),userDataBytes:Ee})}}else if(F<B.bytesAvailable)for(var fe=0;fe<F;fe++)B.readUByte()}break}case 7:if(b=!0,R=!0,f&&m&&(m.debug+="SPS "),!r.sps){var he=new _.default(C.data),le=he.readSPS();r.width=le.width,r.height=le.height,r.pixelRatio=le.pixelRatio,r.sps=[C.data],r.duration=e._duration;for(var me=C.data.subarray(1,4),ae="avc1.",oe=0;oe<3;oe++){var we=me[oe].toString(16);we.length<2&&(we="0"+we),ae+=we}r.codec=ae}break;case 8:b=!0,f&&m&&(m.debug+="PPS "),r.pps||(r.pps=[C.data]);break;case 9:b=!1,r.audFound=!0,m&&a(m,r),m=e.avcSample=y(!1,u.pts,u.dts,f?"AUD ":"");break;case 12:b=!1;break;default:b=!1,m&&(m.debug+="unknown NAL "+C.type+" ");break}if(m&&b){var xe=m.units;xe.push(C)}}),o&&m&&(a(m,r),this.avcSample=null)},l.getLastNalUnit=function(){var u,o=this.avcSample,e;if(!o||o.units.length===0){var r=this._avcTrack.samples;o=r[r.length-1]}if((u=o)!==null&&u!==void 0&&u.units){var n=o.units;e=n[n.length-1]}return e},l.parseAVCNALu=function(u){var o=u.byteLength,e=this._avcTrack,r=e.naluState||0,n=r,f=[],m=0,b,R,C,I=-1,k=0;for(r===-1&&(I=0,k=u[0]&31,r=0,m=1);m<o;){if(b=u[m++],!r){r=b?0:1;continue}if(r===1){r=b?0:2;continue}if(!b)r=3;else if(b===1){if(I>=0){var B={data:u.subarray(I,m-r-1),type:k};f.push(B)}else{var K=this.getLastNalUnit();if(K&&(n&&m<=4-n&&(K.state&&(K.data=K.data.subarray(0,K.data.byteLength-n))),R=m-r-1,R>0)){var F=new Uint8Array(K.data.byteLength+R);F.set(K.data,0),F.set(u.subarray(0,R),K.data.byteLength),K.data=F,K.state=0}}m<o?(C=u[m]&31,I=m,k=C,r=0):r=-1}else r=0}if(I>=0&&r>=0){var W={data:u.subarray(I,o),type:k,state:r};f.push(W)}if(f.length===0){var V=this.getLastNalUnit();if(V){var $=new Uint8Array(V.data.byteLength+u.byteLength);$.set(V.data,0),$.set(u,V.data.byteLength),V.data=$}}return e.naluState=r,f},l.parseAACPES=function(u){var o=0,e=this._audioTrack,r=this.aacOverFlow,n=u.data;if(r){this.aacOverFlow=null;var f=r.sample.unit.byteLength,m=Math.min(r.missing,f),b=f-m;r.sample.unit.set(n.subarray(0,m),b),e.samples.push(r.sample),o=r.missing}var R,C;for(R=o,C=n.length;R<C-1&&!w.isHeader(n,R);R++);if(R!==o){var I,k;if(R<C-1?(I="AAC PES did not start with ADTS header,offset:"+R,k=!1):(I="no ADTS header found in AAC PES",k=!0),p.logger.warn("parsing 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y(s,l,h,u){return{key:s,frame:!1,pts:l,dts:h,units:[],debug:u,length:0}}function g(s,l){return(s[l+10]&31)<<8|s[l+11]}function d(s,l,h,u){var o={audio:-1,avc:-1,id3:-1,isAAC:!0},e=(s[l+1]&15)<<8|s[l+2],r=l+3+e-4,n=(s[l+10]&15)<<8|s[l+11];for(l+=12+n;l<r;){var f=(s[l+1]&31)<<8|s[l+2];switch(s[l]){case 207:if(!u){p.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:o.audio===-1&&(o.audio=f);break;case 21:o.id3===-1&&(o.id3=f);break;case 219:if(!u){p.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:o.avc===-1&&(o.avc=f);break;case 3:case 4:h?o.audio===-1&&(o.audio=f,o.isAAC=!1):p.logger.log("MPEG audio found, not supported in this browser");break;case 36:p.logger.warn("Unsupported HEVC stream type found");break;default:break}l+=((s[l+3]&15)<<8|s[l+4])+5}return o}function t(s){var l=0,h,u,o,e,r,n=s.data;if(!s||s.size===0)return null;for(;n[0].length<19&&n.length>1;){var f=new 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A;(function(_){_.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",_.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",_.KEY_SYSTEM_NO_SESSION="keySystemNoSession",_.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",_.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",_.MANIFEST_LOAD_ERROR="manifestLoadError",_.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",_.MANIFEST_PARSING_ERROR="manifestParsingError",_.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",_.LEVEL_EMPTY_ERROR="levelEmptyError",_.LEVEL_LOAD_ERROR="levelLoadError",_.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",_.LEVEL_SWITCH_ERROR="levelSwitchError",_.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",_.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",_.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",_.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",_.FRAG_LOAD_ERROR="fragLoadError",_.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",_.FRAG_DECRYPT_ERROR="fragDecryptError",_.FRAG_PARSING_ERROR="fragParsingError",_.REMUX_ALLOC_ERROR="remuxAllocError",_.KEY_LOAD_ERROR="keyLoadError",_.KEY_LOAD_TIMEOUT="keyLoadTimeOut",_.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",_.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",_.BUFFER_APPEND_ERROR="bufferAppendError",_.BUFFER_APPENDING_ERROR="bufferAppendingError",_.BUFFER_STALLED_ERROR="bufferStalledError",_.BUFFER_FULL_ERROR="bufferFullError",_.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",_.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",_.INTERNAL_EXCEPTION="internalException",_.INTERNAL_ABORTED="aborted",_.UNKNOWN="unknown"})(A||(A={}))},"./src/events.ts":function(re,P,x){"use 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w;(function(A){A.MEDIA_ATTACHING="hlsMediaAttaching",A.MEDIA_ATTACHED="hlsMediaAttached",A.MEDIA_DETACHING="hlsMediaDetaching",A.MEDIA_DETACHED="hlsMediaDetached",A.BUFFER_RESET="hlsBufferReset",A.BUFFER_CODECS="hlsBufferCodecs",A.BUFFER_CREATED="hlsBufferCreated",A.BUFFER_APPENDING="hlsBufferAppending",A.BUFFER_APPENDED="hlsBufferAppended",A.BUFFER_EOS="hlsBufferEos",A.BUFFER_FLUSHING="hlsBufferFlushing",A.BUFFER_FLUSHED="hlsBufferFlushed",A.MANIFEST_LOADING="hlsManifestLoading",A.MANIFEST_LOADED="hlsManifestLoaded",A.MANIFEST_PARSED="hlsManifestParsed",A.LEVEL_SWITCHING="hlsLevelSwitching",A.LEVEL_SWITCHED="hlsLevelSwitched",A.LEVEL_LOADING="hlsLevelLoading",A.LEVEL_LOADED="hlsLevelLoaded",A.LEVEL_UPDATED="hlsLevelUpdated",A.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",A.LEVELS_UPDATED="hlsLevelsUpdated",A.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",A.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",A.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",A.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",A.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",A.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",A.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",A.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",A.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",A.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",A.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",A.CUES_PARSED="hlsCuesParsed",A.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",A.INIT_PTS_FOUND="hlsInitPtsFound",A.FRAG_LOADING="hlsFragLoading",A.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",A.FRAG_LOADED="hlsFragLoaded",A.FRAG_DECRYPTED="hlsFragDecrypted",A.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",A.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",A.FRAG_PARSING_METADATA="hlsFragParsingMetadata",A.FRAG_PARSED="hlsFragParsed",A.FRAG_BUFFERED="hlsFragBuffered",A.FRAG_CHANGED="hlsFragChanged",A.FPS_DROP="hlsFpsDrop",A.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",A.ERROR="hlsError",A.DESTROYING="hlsDestroying",A.KEY_LOADING="hlsKeyLoading",A.KEY_LOADED="hlsKeyLoaded",A.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",A.BACK_BUFFER_REACHED="hlsBackBufferReached"})(w||(w={}))},"./src/hls.ts":function(re,P,x){"use 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0,this.networkControllers=void 0,this._emitter=new g.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var o=this.config=Object(y.mergeConfig)(l.DefaultConfig,u);this.userConfig=u,Object(v.enableLogs)(o.debug),this._autoLevelCapping=-1,o.progressive&&Object(y.enableStreamingMode)(o);var e=o.abrController,r=o.bufferController,n=o.capLevelController,f=o.fpsController,m=this.abrController=new e(this),b=this.bufferController=new r(this),R=this.capLevelController=new n(this),C=new f(this),I=new _.default(this),k=new O.default(this),B=new L.default(this),K=this.levelController=new S.default(this),F=new p.FragmentTracker(this),W=this.streamController=new 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e=this.media,r=this.url,n=this.url=w.buildAbsoluteURL(self.location.href,o,{alwaysNormalize:!0});v.logger.log("loadSource:"+n),e&&r&&r!==n&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(e)),this.trigger(t.Events.MANIFEST_LOADING,{url:o})},h.startLoad=function(o){o===void 0&&(o=-1),v.logger.log("startLoad("+o+")"),this.networkControllers.forEach(function(e){e.startLoad(o)})},h.stopLoad=function(){v.logger.log("stopLoad"),this.networkControllers.forEach(function(o){o.stopLoad()})},h.swapAudioCodec=function(){v.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},h.recoverMediaError=function(){v.logger.log("recoverMediaError");var o=this._media;this.detachMedia(),o&&this.attachMedia(o)},h.removeLevel=function(o,e){e===void 0&&(e=0),this.levelController.removeLevel(o,e)},c(l,[{key:"levels",get:function(){var o=this.levelController.levels;return o||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(o){v.logger.log("set currentLevel:"+o),this.loadLevel=o,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(o){v.logger.log("set nextLevel:"+o),this.levelController.manualLevel=o,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(o){v.logger.log("set loadLevel:"+o),this.levelController.manualLevel=o}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(o){this.levelController.nextLoadLevel=o}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(o){v.logger.log("set firstLevel:"+o),this.levelController.firstLevel=o}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(o){v.logger.log("set 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r=[],n={},f=!1;T.lastIndex=0;for(var m;(m=T.exec(o))!=null;)if(m[1]){var b=new S.AttrList(m[1]),R={attrs:b,bitrate:b.decimalInteger("AVERAGE-BANDWIDTH")||b.decimalInteger("BANDWIDTH"),name:b.NAME,url:h.resolve(m[2],e)},C=b.decimalResolution("RESOLUTION");C&&(R.width=C.width,R.height=C.height),i((b.CODECS||"").split(/[ ,]+/).filter(function(k){return k}),R),R.videoCodec&&R.videoCodec.indexOf("avc1")!==-1&&(R.videoCodec=h.convertAVC1ToAVCOTI(R.videoCodec)),r.push(R)}else if(m[3]){var I=new S.AttrList(m[3]);I["DATA-ID"]&&(f=!0,n[I["DATA-ID"]]=I)}return{levels:r,sessionData:f?n:null}},h.parseMasterPlaylistMedia=function(o,e,r,n){n===void 0&&(n=[]);var f,m=[],b=0;for(v.lastIndex=0;(f=v.exec(o))!==null;){var R=new S.AttrList(f[1]);if(R.TYPE===r){var C={attrs:R,bitrate:0,id:b++,groupId:R["GROUP-ID"],instreamId:R["INSTREAM-ID"],name:R.NAME||R.LANGUAGE||"",type:r,default:R.bool("DEFAULT"),autoselect:R.bool("AUTOSELECT"),forced:R.bool("FORCED"),lang:R.LANGUAGE,url:R.URI?h.resolve(R.URI,e):""};if(n.length){var I=h.findGroup(n,C.groupId)||n[0];c(C,I,"audioCodec"),c(C,I,"textCodec")}m.push(C)}}return m},h.parseLevelPlaylist=function(o,e,r,n,f){var m=new L.LevelDetails(e),b=m.fragments,R=null,C=0,I=0,k=0,B=0,K=null,F=new O.Fragment(n,e),W,V,$,ue=-1,q=!1;for(y.lastIndex=0,m.m3u8=o;(W=y.exec(o))!==null;){q&&(q=!1,F=new O.Fragment(n,e),F.start=k,F.sn=C,F.cc=B,F.level=r,R&&(F.initSegment=R,F.rawProgramDateTime=R.rawProgramDateTime));var se=W[1];if(se){F.duration=parseFloat(se);var te=(" "+W[2]).slice(1);F.title=te||null,F.tagList.push(te?["INF",se,te]:["INF",se])}else if(W[3])Object(w.isFiniteNumber)(F.duration)&&(F.start=k,$&&(F.levelkey=$),F.sn=C,F.level=r,F.cc=B,F.urlId=f,b.push(F),F.relurl=(" "+W[3]).slice(1),l(F,K),K=F,k+=F.duration,C++,I=0,q=!0);else if(W[4]){var ie=(" "+W[4]).slice(1);K?F.setByteRange(ie,K):F.setByteRange(ie)}else if(W[5])F.rawProgramDateTime=(" "+W[5]).slice(1),F.tagList.push(["PROGRAM-DATE-TIME",F.rawProgramDateTime]),ue===-1&&(ue=b.length);else{if(W=W[0].match(g),!W){p.logger.warn("No matches on slow regex match for level playlist!");continue}for(V=1;V<W.length&&!(typeof W[V]!="undefined");V++);var X=(" "+W[V]).slice(1),Q=(" "+W[V+1]).slice(1),ve=W[V+2]?(" "+W[V+2]).slice(1):"";switch(X){case"PLAYLIST-TYPE":m.type=Q.toUpperCase();break;case"MEDIA-SEQUENCE":C=m.startSN=parseInt(Q);break;case"SKIP":{var De=new S.AttrList(Q),be=De.decimalInteger("SKIPPED-SEGMENTS");if(Object(w.isFiniteNumber)(be)){m.skippedSegments=be;for(var Ae=be;Ae--;)b.unshift(null);C+=be}var Ee=De.enumeratedString("RECENTLY-REMOVED-DATERANGES");Ee&&(m.recentlyRemovedDateranges=Ee.split(" "));break}case"TARGETDURATION":m.targetduration=parseFloat(Q);break;case"VERSION":m.version=parseInt(Q);break;case"EXTM3U":break;case"ENDLIST":m.live=!1;break;case"#":(Q||ve)&&F.tagList.push(ve?[Q,ve]:[Q]);break;case"DIS":B++;case"GAP":F.tagList.push([X]);break;case"BITRATE":F.tagList.push([X,Q]);break;case"DISCONTINUITY-SEQ":B=parseInt(Q);break;case"KEY":{var de,fe=new S.AttrList(Q),he=fe.enumeratedString("METHOD"),le=fe.URI,me=fe.hexadecimalInteger("IV"),ae=fe.enumeratedString("KEYFORMATVERSIONS"),oe=fe.enumeratedString("KEYID"),we=(de=fe.enumeratedString("KEYFORMAT"))!=null?de:"identity",xe=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(xe.indexOf(we)>-1){p.logger.warn("Keyformat "+we+" is not supported from the manifest");continue}else if(we!=="identity")continue;he&&($=D.LevelKey.fromURL(e,le),le&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(he)>=0&&($.method=he,$.keyFormat=we,oe&&($.keyID=oe),ae&&($.keyFormatVersions=ae),$.iv=me));break}case"START":{var Se=new S.AttrList(Q),Le=Se.decimalFloatingPoint("TIME-OFFSET");Object(w.isFiniteNumber)(Le)&&(m.startTimeOffset=Le);break}case"MAP":{var Y=new S.AttrList(Q);F.relurl=Y.URI,Y.BYTERANGE&&F.setByteRange(Y.BYTERANGE),F.level=r,F.sn="initSegment",$&&(F.levelkey=$),F.initSegment=null,R=F,q=!0;break}case"SERVER-CONTROL":{var Ce=new S.AttrList(Q);m.canBlockReload=Ce.bool("CAN-BLOCK-RELOAD"),m.canSkipUntil=Ce.optionalFloat("CAN-SKIP-UNTIL",0),m.canSkipDateRanges=m.canSkipUntil>0&&Ce.bool("CAN-SKIP-DATERANGES"),m.partHoldBack=Ce.optionalFloat("PART-HOLD-BACK",0),m.holdBack=Ce.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var ye=new S.AttrList(Q);m.partTarget=ye.decimalFloatingPoint("PART-TARGET");break}case"PART":{var pe=m.partList;pe||(pe=m.partList=[]);var Pe=I>0?pe[pe.length-1]:void 0,_e=I++,ne=new O.Part(new S.AttrList(Q),F,e,_e,Pe);pe.push(ne),F.duration+=ne.duration;break}case"PRELOAD-HINT":{var ge=new S.AttrList(Q);m.preloadHint=ge;break}case"RENDITION-REPORT":{var z=new S.AttrList(Q);m.renditionReports=m.renditionReports||[],m.renditionReports.push(z);break}default:p.logger.warn("line parsed but not handled: "+W);break}}}K&&!K.relurl?(b.pop(),k-=K.duration,m.partList&&(m.fragmentHint=K)):m.partList&&(l(F,K),F.cc=B,m.fragmentHint=F);var H=b.length,G=b[0],M=b[H-1];if(k+=m.skippedSegments*m.targetduration,k>0&&H&&M){m.averagetargetduration=k/H;var U=M.sn;m.endSN=U!=="initSegment"?U:0,G&&(m.startCC=G.cc,G.initSegment||m.fragments.every(function(N){return N.relurl&&t(N.relurl)})&&(p.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),F=new O.Fragment(n,e),F.relurl=M.relurl,F.level=r,F.sn="initSegment",G.initSegment=F,m.needSidxRanges=!0))}else m.endSN=0,m.startCC=0;return m.fragmentHint&&(k+=m.fragmentHint.duration),m.totalduration=k,m.endCC=B,ue>0&&s(b,ue),m},h}();function i(h,u){["video","audio","text"].forEach(function(o){var e=h.filter(function(n){return Object(E.isCodecType)(n,o)});if(e.length){var r=e.filter(function(n){return n.lastIndexOf("avc1",0)===0||n.lastIndexOf("mp4a",0)===0});u[o+"Codec"]=r.length>0?r[0]:e[0],h=h.filter(function(n){return e.indexOf(n)===-1})}}),u.unknownCodecs=h}function c(h,u,o){var e=u[o];e&&(h[o]=e)}function s(h,u){for(var o=h[u],e=u;e--;){var r=h[e];if(!r)return;r.programDateTime=o.programDateTime-r.duration*1e3,o=r}}function l(h,u){h.rawProgramDateTime?h.programDateTime=Date.parse(h.rawProgramDateTime):u!=null&&u.programDateTime&&(h.programDateTime=u.endProgramDateTime),Object(w.isFiniteNumber)(h.programDateTime)||(h.programDateTime=null,h.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/polyfills/number.ts"),A=x("./src/events.ts"),_=x("./src/errors.ts"),O=x("./src/utils/logger.ts"),L=x("./src/utils/mp4-tools.ts"),D=x("./src/loader/m3u8-parser.ts"),S=x("./src/types/loader.ts"),p=x("./src/utils/attr-list.ts");function E(y){var g=y.type;switch(g){case S.PlaylistContextType.AUDIO_TRACK:return S.PlaylistLevelType.AUDIO;case S.PlaylistContextType.SUBTITLE_TRACK:return S.PlaylistLevelType.SUBTITLE;default:return S.PlaylistLevelType.MAIN}}function T(y,g){var d=y.url;return(d===void 0||d.indexOf("data:")===0)&&(d=g.url),d}var v=function(){function y(d){this.hls=void 0,this.loaders=Object.create(null),this.hls=d,this.registerListeners()}var g=y.prototype;return g.registerListeners=function(){var t=this.hls;t.on(A.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.on(A.Events.LEVEL_LOADING,this.onLevelLoading,this),t.on(A.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(A.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},g.unregisterListeners=function(){var t=this.hls;t.off(A.Events.MANIFEST_LOADING,this.onManifestLoading,this),t.off(A.Events.LEVEL_LOADING,this.onLevelLoading,this),t.off(A.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(A.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},g.createInternalLoader=function(t){var a=this.hls.config,i=a.pLoader,c=a.loader,s=i||c,l=new s(a);return t.loader=l,this.loaders[t.type]=l,l},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 a=this.loaders[t];a&&a.destroy(),this.resetInternalLoader(t)}},g.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},g.onManifestLoading=function(t,a){var i=a.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:S.PlaylistContextType.MANIFEST,url:i,deliveryDirectives:null})},g.onLevelLoading=function(t,a){var i=a.id,c=a.level,s=a.url,l=a.deliveryDirectives;this.load({id:i,groupId:null,level:c,responseType:"text",type:S.PlaylistContextType.LEVEL,url:s,deliveryDirectives:l})},g.onAudioTrackLoading=function(t,a){var i=a.id,c=a.groupId,s=a.url,l=a.deliveryDirectives;this.load({id:i,groupId:c,level:null,responseType:"text",type:S.PlaylistContextType.AUDIO_TRACK,url:s,deliveryDirectives:l})},g.onSubtitleTrackLoading=function(t,a){var i=a.id,c=a.groupId,s=a.url,l=a.deliveryDirectives;this.load({id:i,groupId:c,level:null,responseType:"text",type:S.PlaylistContextType.SUBTITLE_TRACK,url:s,deliveryDirectives:l})},g.load=function(t){var a,i=this.hls.config,c=this.getInternalLoader(t);if(c){var s=c.context;if(s&&s.url===t.url){O.logger.trace("[playlist-loader]: playlist request ongoing");return}O.logger.log("[playlist-loader]: aborting previous loader for type: "+t.type),c.abort()}var l,h,u,o;switch(t.type){case S.PlaylistContextType.MANIFEST:l=i.manifestLoadingMaxRetry,h=i.manifestLoadingTimeOut,u=i.manifestLoadingRetryDelay,o=i.manifestLoadingMaxRetryTimeout;break;case S.PlaylistContextType.LEVEL:case S.PlaylistContextType.AUDIO_TRACK:case S.PlaylistContextType.SUBTITLE_TRACK:l=0,h=i.levelLoadingTimeOut;break;default:l=i.levelLoadingMaxRetry,h=i.levelLoadingTimeOut,u=i.levelLoadingRetryDelay,o=i.levelLoadingMaxRetryTimeout;break}if(c=this.createInternalLoader(t),(a=t.deliveryDirectives)!==null&&a!==void 0&&a.part){var e;if(t.type===S.PlaylistContextType.LEVEL&&t.level!==null?e=this.hls.levels[t.level].details:t.type===S.PlaylistContextType.AUDIO_TRACK&&t.id!==null?e=this.hls.audioTracks[t.id].details:t.type===S.PlaylistContextType.SUBTITLE_TRACK&&t.id!==null&&(e=this.hls.subtitleTracks[t.id].details),e){var r=e.partTarget,n=e.targetduration;r&&n&&(h=Math.min(Math.max(r*3,n*.8)*1e3,h))}}var f={timeout:h,maxRetry:l,retryDelay:u,maxRetryDelay:o,highWaterMark:0},m={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};c.load(t,f,m)},g.loadsuccess=function(t,a,i,c){if(c===void 0&&(c=null),i.isSidxRequest){this.handleSidxRequest(t,i),this.handlePlaylistLoaded(t,a,i,c);return}this.resetInternalLoader(i.type);var s=t.data;if(s.indexOf("#EXTM3U")!==0){this.handleManifestParsingError(t,i,"no EXTM3U delimiter",c);return}a.parsing.start=performance.now(),s.indexOf("#EXTINF:")>0||s.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,a,i,c):this.handleMasterPlaylist(t,a,i,c)},g.loaderror=function(t,a,i){i===void 0&&(i=null),this.handleNetworkError(a,i,!1,t)},g.loadtimeout=function(t,a,i){i===void 0&&(i=null),this.handleNetworkError(a,i,!0)},g.handleMasterPlaylist=function(t,a,i,c){var s=this.hls,l=t.data,h=T(t,i),u=D.default.parseMasterPlaylist(l,h),o=u.levels,e=u.sessionData;if(!o.length){this.handleManifestParsingError(t,i,"no level found in manifest",c);return}var r=o.map(function(C){return{id:C.attrs.AUDIO,audioCodec:C.audioCodec}}),n=o.map(function(C){return{id:C.attrs.SUBTITLES,textCodec:C.textCodec}}),f=D.default.parseMasterPlaylistMedia(l,h,"AUDIO",r),m=D.default.parseMasterPlaylistMedia(l,h,"SUBTITLES",n),b=D.default.parseMasterPlaylistMedia(l,h,"CLOSED-CAPTIONS");if(f.length){var R=f.some(function(C){return!C.url});!R&&o[0].audioCodec&&!o[0].attrs.AUDIO&&(O.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),f.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new p.AttrList({}),bitrate:0,url:""}))}s.trigger(A.Events.MANIFEST_LOADED,{levels:o,audioTracks:f,subtitles:m,captions:b,url:h,stats:a,networkDetails:c,sessionData:e})},g.handleTrackOrLevelPlaylist=function(t,a,i,c){var s=this.hls,l=i.id,h=i.level,u=i.type,o=T(t,i),e=Object(w.isFiniteNumber)(l)?l:0,r=Object(w.isFiniteNumber)(h)?h:e,n=E(i),f=D.default.parseLevelPlaylist(t.data,o,r,n,e);if(!f.fragments.length){s.trigger(A.Events.ERROR,{type:_.ErrorTypes.NETWORK_ERROR,details:_.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:o,reason:"no fragments found in level",level:typeof i.level=="number"?i.level:void 0});return}if(u===S.PlaylistContextType.MANIFEST){var m={attrs:new p.AttrList({}),bitrate:0,details:f,name:"",url:o};s.trigger(A.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:o,stats:a,networkDetails:c,sessionData:null})}if(a.parsing.end=performance.now(),f.needSidxRanges){var b,R=(b=f.fragments[0].initSegment)===null||b===void 0?void 0:b.url;this.load({url:R,isSidxRequest:!0,type:u,level:h,levelDetails:f,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null});return}i.levelDetails=f,this.handlePlaylistLoaded(t,a,i,c)},g.handleSidxRequest=function(t,a){var i=Object(L.parseSegmentIndex)(new Uint8Array(t.data));if(!i)return;var c=i.references,s=a.levelDetails;c.forEach(function(l,h){var u=l.info,o=s.fragments[h];o.byteRange.length===0&&o.setByteRange(String(1+u.end-u.start)+"@"+String(u.start)),o.initSegment&&o.initSegment.setByteRange(String(i.moovEndOffset)+"@0")})},g.handleManifestParsingError=function(t,a,i,c){this.hls.trigger(A.Events.ERROR,{type:_.ErrorTypes.NETWORK_ERROR,details:_.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:a.type===S.PlaylistContextType.MANIFEST,url:t.url,reason:i,response:t,context:a,networkDetails:c})},g.handleNetworkError=function(t,a,i,c){i===void 0&&(i=!1),O.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 s=_.ErrorDetails.UNKNOWN,l=!1,h=this.getInternalLoader(t);switch(t.type){case S.PlaylistContextType.MANIFEST:s=i?_.ErrorDetails.MANIFEST_LOAD_TIMEOUT:_.ErrorDetails.MANIFEST_LOAD_ERROR,l=!0;break;case S.PlaylistContextType.LEVEL:s=i?_.ErrorDetails.LEVEL_LOAD_TIMEOUT:_.ErrorDetails.LEVEL_LOAD_ERROR,l=!1;break;case S.PlaylistContextType.AUDIO_TRACK:s=i?_.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:_.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case S.PlaylistContextType.SUBTITLE_TRACK:s=i?_.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:_.ErrorDetails.SUBTITLE_LOAD_ERROR,l=!1;break}h&&this.resetInternalLoader(t.type);var u={type:_.ErrorTypes.NETWORK_ERROR,details:s,fatal:l,url:t.url,loader:h,context:t,networkDetails:a};c&&(u.response=c),this.hls.trigger(A.Events.ERROR,u)},g.handlePlaylistLoaded=function(t,a,i,c){var s=i.type,l=i.level,h=i.id,u=i.groupId,o=i.loader,e=i.levelDetails,r=i.deliveryDirectives;if(!(e!=null&&e.targetduration)){this.handleManifestParsingError(t,i,"invalid target duration",c);return}if(!o)return;e.live&&(o.getCacheAge&&(e.ageHeader=o.getCacheAge()||0),(!o.getCacheAge||isNaN(e.ageHeader))&&(e.ageHeader=0));switch(s){case S.PlaylistContextType.MANIFEST:case S.PlaylistContextType.LEVEL:this.hls.trigger(A.Events.LEVEL_LOADED,{details:e,level:l||0,id:h||0,stats:a,networkDetails:c,deliveryDirectives:r});break;case S.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(A.Events.AUDIO_TRACK_LOADED,{details:e,id:h||0,groupId:u||"",stats:a,networkDetails:c,deliveryDirectives:r});break;case S.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(A.Events.SUBTITLE_TRACK_LOADED,{details:e,id:h||0,groupId:u||"",stats:a,networkDetails:c,deliveryDirectives:r});break}},y}();P.default=v},"./src/polyfills/number.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"isFiniteNumber",function(){return w}),x.d(P,"MAX_SAFE_INTEGER",function(){return A});var w=Number.isFinite||function(_){return typeof _=="number"&&isFinite(_)},A=Number.MAX_SAFE_INTEGER||9007199254740991},"./src/remux/aac-helper.ts":function(re,P,x){"use strict";x.r(P);var w=function(){function A(){}return A.getSilentFrame=function(O,L){switch(O){case"mp4a.40.2":if(L===1)return new Uint8Array([0,200,0,128,35,128]);if(L===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(L===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(L===4)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(L===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(L===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(L===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(L===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(L===3)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);break}return},A}();P.default=w},"./src/remux/mp4-generator.ts":function(re,P,x){"use strict";x.r(P);var w=Math.pow(2,32)-1,A=function(){function _(){}return _.init=function(){_.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var L;for(L in _.types)_.types.hasOwnProperty(L)&&(_.types[L]=[L.charCodeAt(0),L.charCodeAt(1),L.charCodeAt(2),L.charCodeAt(3)]);var D=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),S=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);_.HDLR_TYPES={video:D,audio:S};var p=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),E=new Uint8Array([0,0,0,0,0,0,0,0]);_.STTS=_.STSC=_.STCO=E,_.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),_.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),_.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),_.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var T=new Uint8Array([105,115,111,109]),v=new Uint8Array([97,118,99,49]),y=new Uint8Array([0,0,0,1]);_.FTYP=_.box(_.types.ftyp,T,y,T,v),_.DINF=_.box(_.types.dinf,_.box(_.types.dref,p))},_.box=function(L){for(var D=8,S=arguments.length,p=new Array(S>1?S-1:0),E=1;E<S;E++)p[E-1]=arguments[E];for(var T=p.length,v=T;T--;)D+=p[T].byteLength;var y=new Uint8Array(D);for(y[0]=D>>24&255,y[1]=D>>16&255,y[2]=D>>8&255,y[3]=D&255,y.set(L,4),T=0,D=8;T<v;T++)y.set(p[T],D),D+=p[T].byteLength;return y},_.hdlr=function(L){return _.box(_.types.hdlr,_.HDLR_TYPES[L])},_.mdat=function(L){return _.box(_.types.mdat,L)},_.mdhd=function(L,D){D*=L;var S=Math.floor(D/(w+1)),p=Math.floor(D%(w+1));return _.box(_.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,L>>24&255,L>>16&255,L>>8&255,L&255,S>>24,S>>16&255,S>>8&255,S&255,p>>24,p>>16&255,p>>8&255,p&255,85,196,0,0]))},_.mdia=function(L){return _.box(_.types.mdia,_.mdhd(L.timescale,L.duration),_.hdlr(L.type),_.minf(L))},_.mfhd=function(L){return _.box(_.types.mfhd,new Uint8Array([0,0,0,0,L>>24,L>>16&255,L>>8&255,L&255]))},_.minf=function(L){return L.type==="audio"?_.box(_.types.minf,_.box(_.types.smhd,_.SMHD),_.DINF,_.stbl(L)):_.box(_.types.minf,_.box(_.types.vmhd,_.VMHD),_.DINF,_.stbl(L))},_.moof=function(L,D,S){return _.box(_.types.moof,_.mfhd(L),_.traf(S,D))},_.moov=function(L){for(var D=L.length,S=[];D--;)S[D]=_.trak(L[D]);return _.box.apply(null,[_.types.moov,_.mvhd(L[0].timescale,L[0].duration)].concat(S).concat(_.mvex(L)))},_.mvex=function(L){for(var D=L.length,S=[];D--;)S[D]=_.trex(L[D]);return _.box.apply(null,[_.types.mvex].concat(S))},_.mvhd=function(L,D){D*=L;var S=Math.floor(D/(w+1)),p=Math.floor(D%(w+1)),E=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,L>>24&255,L>>16&255,L>>8&255,L&255,S>>24,S>>16&255,S>>8&255,S&255,p>>24,p>>16&255,p>>8&255,p&255,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return _.box(_.types.mvhd,E)},_.sdtp=function(L){var D=L.samples||[],S=new Uint8Array(4+D.length),p,E;for(p=0;p<D.length;p++)E=D[p].flags,S[p+4]=E.dependsOn<<4|E.isDependedOn<<2|E.hasRedundancy;return _.box(_.types.sdtp,S)},_.stbl=function(L){return _.box(_.types.stbl,_.stsd(L),_.box(_.types.stts,_.STTS),_.box(_.types.stsc,_.STSC),_.box(_.types.stsz,_.STSZ),_.box(_.types.stco,_.STCO))},_.avc1=function(L){var D=[],S=[],p,E,T;for(p=0;p<L.sps.length;p++)E=L.sps[p],T=E.byteLength,D.push(T>>>8&255),D.push(T&255),D=D.concat(Array.prototype.slice.call(E));for(p=0;p<L.pps.length;p++)E=L.pps[p],T=E.byteLength,S.push(T>>>8&255),S.push(T&255),S=S.concat(Array.prototype.slice.call(E));var v=_.box(_.types.avcC,new Uint8Array([1,D[3],D[4],D[5],252|3,224|L.sps.length].concat(D).concat([L.pps.length]).concat(S))),y=L.width,g=L.height,d=L.pixelRatio[0],t=L.pixelRatio[1];return _.box(_.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,y>>8&255,y&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]),v,_.box(_.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),_.box(_.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,d&255,t>>24,t>>16&255,t>>8&255,t&255])))},_.esds=function(L){var D=L.config.length;return new Uint8Array([0,0,0,0,3,23+D,0,1,0,4,15+D,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([D]).concat(L.config).concat([6,1,2]))},_.mp4a=function(L){var D=L.samplerate;return _.box(_.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,L.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]),_.box(_.types.esds,_.esds(L)))},_.mp3=function(L){var D=L.samplerate;return _.box(_.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,L.channelCount,0,16,0,0,0,0,D>>8&255,D&255,0,0]))},_.stsd=function(L){return L.type==="audio"?!L.isAAC&&L.codec==="mp3"?_.box(_.types.stsd,_.STSD,_.mp3(L)):_.box(_.types.stsd,_.STSD,_.mp4a(L)):_.box(_.types.stsd,_.STSD,_.avc1(L))},_.tkhd=function(L){var D=L.id,S=L.duration*L.timescale,p=L.width,E=L.height,T=Math.floor(S/(w+1)),v=Math.floor(S%(w+1));return _.box(_.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,D>>24&255,D>>16&255,D>>8&255,D&255,0,0,0,0,T>>24,T>>16&255,T>>8&255,T&255,v>>24,v>>16&255,v>>8&255,v&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,p>>8&255,p&255,0,0,E>>8&255,E&255,0,0]))},_.traf=function(L,D){var S=_.sdtp(L),p=L.id,E=Math.floor(D/(w+1)),T=Math.floor(D%(w+1));return _.box(_.types.traf,_.box(_.types.tfhd,new Uint8Array([0,0,0,0,p>>24,p>>16&255,p>>8&255,p&255])),_.box(_.types.tfdt,new Uint8Array([1,0,0,0,E>>24,E>>16&255,E>>8&255,E&255,T>>24,T>>16&255,T>>8&255,T&255])),_.trun(L,S.length+16+20+8+16+8+8),S)},_.trak=function(L){return L.duration=L.duration||4294967295,_.box(_.types.trak,_.tkhd(L),_.mdia(L))},_.trex=function(L){var D=L.id;return _.box(_.types.trex,new Uint8Array([0,0,0,0,D>>24,D>>16&255,D>>8&255,D&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},_.trun=function(L,D){var S=L.samples||[],p=S.length,E=12+16*p,T=new Uint8Array(E),v,y,g,d,t,a;for(D+=8+E,T.set([0,0,15,1,p>>>24&255,p>>>16&255,p>>>8&255,p&255,D>>>24&255,D>>>16&255,D>>>8&255,D&255],0),v=0;v<p;v++)y=S[v],g=y.duration,d=y.size,t=y.flags,a=y.cts,T.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,a>>>24&255,a>>>16&255,a>>>8&255,a&255],12+16*v);return _.box(_.types.trun,T)},_.initSegment=function(L){_.types||_.init();var D=_.moov(L),S=new Uint8Array(_.FTYP.byteLength+D.byteLength);return S.set(_.FTYP),S.set(D,_.FTYP.byteLength),S},_}();A.types=void 0,A.HDLR_TYPES=void 0,A.STTS=void 0,A.STSC=void 0,A.STCO=void 0,A.STSZ=void 0,A.VMHD=void 0,A.SMHD=void 0,A.STSD=void 0,A.FTYP=void 0,A.DINF=void 0,P.default=A},"./src/remux/mp4-remuxer.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"default",function(){return a}),x.d(P,"normalizePts",function(){return i});var w=x("./src/polyfills/number.ts"),A=x("./src/remux/aac-helper.ts"),_=x("./src/remux/mp4-generator.ts"),O=x("./src/events.ts"),L=x("./src/errors.ts"),D=x("./src/utils/logger.ts"),S=x("./src/types/loader.ts"),p=x("./src/utils/timescale-conversion.ts");function E(){return E=Object.assign||function(h){for(var u=1;u<arguments.length;u++){var o=arguments[u];for(var e in o)Object.prototype.hasOwnProperty.call(o,e)&&(h[e]=o[e])}return h},E.apply(this,arguments)}var T=10*1e3,v=1024,y=1152,g=null,d=null,t=!1,a=function(){function h(o,e,r,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=o,this.config=e,this.typeSupported=r,this.ISGenerated=!1,g===null){var f=navigator.userAgent||"",m=f.match(/Chrome\/(\d+)/i);g=m?parseInt(m[1]):0}if(d===null){var b=navigator.userAgent.match(/Safari\/(\d+)/i);d=b?parseInt(b[1]):0}t=!!g&&g<75||!!d&&d<600}var u=h.prototype;return u.destroy=function(){},u.resetTimeStamp=function(e){D.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e},u.resetNextTimestamp=function(){D.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},u.resetInitSegment=function(){D.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},u.getVideoStartPts=function(e){var r=!1,n=e.reduce(function(f,m){var b=m.pts-f;return b<-4294967296?(r=!0,i(f,m.pts)):b>0?f:m.pts},e[0].pts);return r&&D.logger.debug("PTS rollover detected"),n},u.remux=function(e,r,n,f,m,b,R,C){var I,k,B,K,F,W,V=m,$=m,ue=e.pid>-1,q=r.pid>-1,se=r.samples.length,te=e.samples.length>0,ie=se>1,X=(!ue||te)&&(!q||ie)||this.ISGenerated||R;if(X){this.ISGenerated||(B=this.generateIS(e,r,m));var Q=this.isVideoContiguous,ve=-1;if(ie&&(ve=c(r.samples),!Q&&this.config.forceKeyFrameOnDiscontinuity))if(W=!0,ve>0){D.logger.warn("[mp4-remuxer]: Dropped "+ve+" out of "+se+" video samples due to a missing keyframe");var De=this.getVideoStartPts(r.samples);r.samples=r.samples.slice(ve),r.dropped+=ve,$+=(r.samples[0].pts-De)/(r.timescale||9e4)}else ve===-1&&(D.logger.warn("[mp4-remuxer]: No keyframe found out of "+se+" video samples"),W=!1);if(this.ISGenerated){if(te&&ie){var be=this.getVideoStartPts(r.samples),Ae=i(e.samples[0].pts,be)-be,Ee=Ae/r.inputTimeScale;V+=Math.max(0,Ee),$+=Math.max(0,-Ee)}if(te){if(e.samplerate||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),B=this.generateIS(e,r,m)),k=this.remuxAudio(e,V,this.isAudioContiguous,b,q||ie||C===S.PlaylistLevelType.AUDIO?$:void 0),ie){var de=k?k.endPTS-k.startPTS:0;r.inputTimeScale||(D.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),B=this.generateIS(e,r,m)),I=this.remuxVideo(r,$,Q,de)}}else ie&&(I=this.remuxVideo(r,$,Q,0));I&&(I.firstKeyFrame=ve,I.independent=ve!==-1)}}return this.ISGenerated&&(n.samples.length&&(F=this.remuxID3(n,m)),f.samples.length&&(K=this.remuxText(f,m))),{audio:k,video:I,initSegment:B,independent:W,text:K,id3:F}},u.generateIS=function(e,r,n){var f=e.samples,m=r.samples,b=this.typeSupported,R={},C=!Object(w.isFiniteNumber)(this._initPTS),I="audio/mp4",k,B,K;if(C&&(k=B=Infinity),e.config&&f.length&&(e.timescale=e.samplerate,e.isAAC||(b.mpeg?(I="audio/mpeg",e.codec=""):b.mp3&&(e.codec="mp3")),R.audio={id:"audio",container:I,codec:e.codec,initSegment:!e.isAAC&&b.mpeg?new Uint8Array(0):_.default.initSegment([e]),metadata:{channelCount:e.channelCount}},C&&(K=e.inputTimeScale,k=B=f[0].pts-Math.round(K*n))),r.sps&&r.pps&&m.length&&(r.timescale=r.inputTimeScale,R.video={id:"main",container:"video/mp4",codec:r.codec,initSegment:_.default.initSegment([r]),metadata:{width:r.width,height:r.height}},C)){K=r.inputTimeScale;var F=this.getVideoStartPts(m),W=Math.round(K*n);B=Math.min(B,i(m[0].dts,F)-W),k=Math.min(k,F-W)}if(Object.keys(R).length)return this.ISGenerated=!0,C&&(this._initPTS=k,this._initDTS=B),{tracks:R,initPTS:k,timescale:K}},u.remuxVideo=function(e,r,n,f){var m=e.inputTimeScale,b=e.samples,R=[],C=b.length,I=this._initPTS,k=this.nextAvcDts,B=8,K,F,W,V=Number.POSITIVE_INFINITY,$=Number.NEGATIVE_INFINITY,ue=0,q=!1;if(!n||k===null){var se=r*m,te=b[0].pts-i(b[0].dts,b[0].pts);k=se-te}for(var ie=0;ie<C;ie++){var X=b[ie];if(X.pts=i(X.pts-I,k),X.dts=i(X.dts-I,k),X.dts>X.pts){var Q=9e4*.2;ue=Math.max(Math.min(ue,X.pts-X.dts),-1*Q)}X.dts<b[ie>0?ie-1:ie].dts&&(q=!0)}q&&b.sort(function(Ue,ke){var Me=Ue.dts-ke.dts,Ne=Ue.pts-ke.pts;return Me||Ne}),F=b[0].dts,W=b[b.length-1].dts;var ve=Math.round((W-F)/(C-1));if(ue<0){if(ue<ve*-2){D.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(p.toMsFromMpegTsClock)(-ve,!0)+" ms");for(var De=ue,be=0;be<C;be++)b[be].dts=De=Math.max(De,b[be].pts-ve),b[be].pts=Math.max(De,b[be].pts)}else{D.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(p.toMsFromMpegTsClock)(ue,!0)+" ms to overcome this issue");for(var Ae=0;Ae<C;Ae++)b[Ae].dts=b[Ae].dts+ue}F=b[0].dts}if(n){var Ee=F-k,de=Ee>ve,fe=Ee<-1;if(de||fe){de?D.logger.warn("AVC: "+Object(p.toMsFromMpegTsClock)(Ee,!0)+" ms ("+Ee+"dts) hole between fragments detected, filling it"):D.logger.warn("AVC: "+Object(p.toMsFromMpegTsClock)(-Ee,!0)+" ms ("+Ee+"dts) overlapping between fragments detected"),F=k;var he=b[0].pts-Ee;b[0].dts=F,b[0].pts=he,D.logger.log("Video: First PTS/DTS adjusted: "+Object(p.toMsFromMpegTsClock)(he,!0)+"/"+Object(p.toMsFromMpegTsClock)(F,!0)+", delta: "+Object(p.toMsFromMpegTsClock)(Ee,!0)+" ms")}}t&&(F=Math.max(0,F));for(var le=0,me=0,ae=0;ae<C;ae++){for(var oe=b[ae],we=oe.units,xe=we.length,Se=0,Le=0;Le<xe;Le++)Se+=we[Le].data.length;me+=Se,le+=xe,oe.length=Se,oe.dts=Math.max(oe.dts,F),oe.pts=Math.max(oe.pts,oe.dts,0),V=Math.min(oe.pts,V),$=Math.max(oe.pts,$)}W=b[C-1].dts;var Y=me+4*le+8,Ce;try{Ce=new Uint8Array(Y)}catch(Ue){this.observer.emit(O.Events.ERROR,O.Events.ERROR,{type:L.ErrorTypes.MUX_ERROR,details:L.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Y,reason:"fail allocating video mdat "+Y});return}var ye=new DataView(Ce.buffer);ye.setUint32(0,Y),Ce.set(_.default.types.mdat,4);for(var pe=0;pe<C;pe++){for(var Pe=b[pe],_e=Pe.units,ne=0,ge=0,z=_e.length;ge<z;ge++){var 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p=O.getBuffered(D),E=0;E<p.length;E++)if(S>=p.start(E)&&S<=p.end(E))return!0}}catch(T){}return!1},O.bufferInfo=function(D,S,p){try{if(D){var E=O.getBuffered(D),T=[],v;for(v=0;v<E.length;v++)T.push({start:E.start(v),end:E.end(v)});return this.bufferedInfo(T,S,p)}}catch(y){}return{len:0,start:S,end:S,nextStart:void 0}},O.bufferedInfo=function(D,S,p){S=Math.max(0,S),D.sort(function(l,h){var u=l.start-h.start;return u||h.end-l.end});var E=[];if(p)for(var T=0;T<D.length;T++){var v=E.length;if(v){var y=E[v-1].end;D[T].start-y<p?D[T].end>y&&(E[v-1].end=D[T].end):E.push(D[T])}else E.push(D[T])}else E=D;for(var g=0,d,t=S,a=S,i=0;i<E.length;i++){var c=E[i].start,s=E[i].end;if(S+p>=c&&S<s)t=c,a=s,g=a-S;else if(S+p<c){d=c;break}}return{len:g,start:t||0,end:a||0,nextStart:d}},O.getBuffered=function(D){try{return D.buffered}catch(S){return w.logger.log("failed to get media.buffered",S),A}},O}()},"./src/utils/cea-608-parser.ts":function(re,P,x){"use strict";x.r(P),x.d(P,"Row",function(){return 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A.hasOwnProperty(e)&&(r=A[e]),String.fromCharCode(r)},O=15,L=100,D={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},S={17:2,18:4,21:6,22:8,23:10,19:13,20:15},p={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},E={25:2,26:4,29:6,30:8,31:10,27:13,28:15},T=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],v;(function(o){o[o.ERROR=0]="ERROR",o[o.TEXT=1]="TEXT",o[o.WARNING=2]="WARNING",o[o.INFO=2]="INFO",o[o.DEBUG=3]="DEBUG",o[o.DATA=3]="DATA"})(v||(v={}));var y=function(){function o(){this.time=null,this.verboseLevel=v.ERROR}var e=o.prototype;return e.log=function(n,f){this.verboseLevel>=n&&w.logger.log(this.time+" ["+n+"] "+f)},o}(),g=function(e){for(var r=[],n=0;n<e.length;n++)r.push(e[n].toString(16));return r},d=function(){function o(r,n,f,m,b){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=r||"white",this.underline=n||!1,this.italics=f||!1,this.background=m||"black",this.flash=b||!1}var e=o.prototype;return e.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},e.setStyles=function(n){for(var f=["foreground","underline","italics","background","flash"],m=0;m<f.length;m++){var b=f[m];n.hasOwnProperty(b)&&(this[b]=n[b])}},e.isDefault=function(){return this.foreground==="white"&&!this.underline&&!this.italics&&this.background==="black"&&!this.flash},e.equals=function(n){return this.foreground===n.foreground&&this.underline===n.underline&&this.italics===n.italics&&this.background===n.background&&this.flash===n.flash},e.copy=function(n){this.foreground=n.foreground,this.underline=n.underline,this.italics=n.italics,this.background=n.background,this.flash=n.flash},e.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},o}(),t=function(){function o(r,n,f,m,b,R){this.uchar=void 0,this.penState=void 0,this.uchar=r||" ",this.penState=new d(n,f,m,b,R)}var e=o.prototype;return e.reset=function(){this.uchar=" ",this.penState.reset()},e.setChar=function(n,f){this.uchar=n,this.penState.copy(f)},e.setPenState=function(n){this.penState.copy(n)},e.equals=function(n){return this.uchar===n.uchar&&this.penState.equals(n.penState)},e.copy=function(n){this.uchar=n.uchar,this.penState.copy(n.penState)},e.isEmpty=function(){return this.uchar===" "&&this.penState.isDefault()},o}(),a=function(){function o(r){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<L;n++)this.chars.push(new t);this.logger=r,this.pos=0,this.currPenState=new d}var e=o.prototype;return e.equals=function(n){for(var f=!0,m=0;m<L;m++)if(!this.chars[m].equals(n.chars[m])){f=!1;break}return f},e.copy=function(n){for(var f=0;f<L;f++)this.chars[f].copy(n.chars[f])},e.isEmpty=function(){for(var n=!0,f=0;f<L;f++)if(!this.chars[f].isEmpty()){n=!1;break}return n},e.setCursor=function(n){this.pos!==n&&(this.pos=n),this.pos<0?(this.logger.log(v.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>L&&(this.logger.log(v.DEBUG,"Too large cursor position "+this.pos),this.pos=L)},e.moveCursor=function(n){var f=this.pos+n;if(n>1)for(var m=this.pos+1;m<f+1;m++)this.chars[m].setPenState(this.currPenState);this.setCursor(f)},e.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},e.insertChar=function(n){n>=144&&this.backSpace();var f=_(n);if(this.pos>=L){this.logger.log(v.ERROR,"Cannot insert "+n.toString(16)+" ("+f+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(f,this.currPenState),this.moveCursor(1)},e.clearFromPos=function(n){var f;for(f=n;f<L;f++)this.chars[f].reset()},e.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},e.clearToEndOfRow=function(){this.clearFromPos(this.pos)},e.getTextString=function(){for(var n=[],f=!0,m=0;m<L;m++){var b=this.chars[m].uchar;b!==" "&&(f=!1),n.push(b)}return f?"":n.join("")},e.setPenStyles=function(n){this.currPenState.setStyles(n);var f=this.chars[this.pos];f.setPenState(this.currPenState)},o}(),i=function(){function o(r){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<O;n++)this.rows.push(new a(r));this.logger=r,this.currRow=O-1,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var e=o.prototype;return e.reset=function(){for(var n=0;n<O;n++)this.rows[n].clear();this.currRow=O-1},e.equals=function(n){for(var f=!0,m=0;m<O;m++)if(!this.rows[m].equals(n.rows[m])){f=!1;break}return f},e.copy=function(n){for(var f=0;f<O;f++)this.rows[f].copy(n.rows[f])},e.isEmpty=function(){for(var n=!0,f=0;f<O;f++)if(!this.rows[f].isEmpty()){n=!1;break}return n},e.backSpace=function(){var n=this.rows[this.currRow];n.backSpace()},e.clearToEndOfRow=function(){var n=this.rows[this.currRow];n.clearToEndOfRow()},e.insertChar=function(n){var f=this.rows[this.currRow];f.insertChar(n)},e.setPen=function(n){var f=this.rows[this.currRow];f.setPenStyles(n)},e.moveCursor=function(n){var f=this.rows[this.currRow];f.moveCursor(n)},e.setCursor=function(n){this.logger.log(v.INFO,"setCursor: "+n);var f=this.rows[this.currRow];f.setCursor(n)},e.setPAC=function(n){this.logger.log(v.INFO,"pacData = "+JSON.stringify(n));var f=n.row-1;if(this.nrRollUpRows&&f<this.nrRollUpRows-1&&(f=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==f){for(var m=0;m<O;m++)this.rows[m].clear();var b=this.currRow+1-this.nrRollUpRows,R=this.lastOutputScreen;if(R){var C=R.rows[b].cueStartTime,I=this.logger.time;if(C&&I!==null&&C<I)for(var k=0;k<this.nrRollUpRows;k++)this.rows[f-this.nrRollUpRows+k+1].copy(R.rows[b+k])}}this.currRow=f;var B=this.rows[this.currRow];if(n.indent!==null){var K=n.indent,F=Math.max(K-1,0);B.setCursor(n.indent),n.color=B.chars[F].penState.foreground}var W={foreground:n.color,underline:n.underline,italics:n.italics,background:"black",flash:!1};this.setPen(W)},e.setBkgData=function(n){this.logger.log(v.INFO,"bkgData = "+JSON.stringify(n)),this.backSpace(),this.setPen(n),this.insertChar(32)},e.setRollUpRows=function(n){this.nrRollUpRows=n},e.rollUp=function(){if(this.nrRollUpRows===null){this.logger.log(v.DEBUG,"roll_up but nrRollUpRows not set yet");return}this.logger.log(v.TEXT,this.getDisplayText());var n=this.currRow+1-this.nrRollUpRows,f=this.rows.splice(n,1)[0];f.clear(),this.rows.splice(this.currRow,0,f),this.logger.log(v.INFO,"Rolling up")},e.getDisplayText=function(n){n=n||!1;for(var f=[],m="",b=-1,R=0;R<O;R++){var C=this.rows[R].getTextString();C&&(b=R+1,n?f.push("Row "+b+": '"+C+"'"):f.push(C.trim()))}return f.length>0&&(n?m="["+f.join(" | ")+"]":m=f.join(`
`)),m},e.getTextAndFormat=function(){return this.rows},o}(),c=function(){function o(r,n,f){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=r,this.outputFilter=n,this.mode=null,this.verbose=0,this.displayedMemory=new i(f),this.nonDisplayedMemory=new i(f),this.lastOutputScreen=new i(f),this.currRollUpRow=this.displayedMemory.rows[O-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=f}var e=o.prototype;return e.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[O-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},e.getHandler=function(){return this.outputFilter},e.setHandler=function(n){this.outputFilter=n},e.setPAC=function(n){this.writeScreen.setPAC(n)},e.setBkgData=function(n){this.writeScreen.setBkgData(n)},e.setMode=function(n){if(n===this.mode)return;this.mode=n,this.logger.log(v.INFO,"MODE="+n),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=n},e.insertChars=function(n){for(var f=0;f<n.length;f++)this.writeScreen.insertChar(n[f]);var m=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(v.INFO,m+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(v.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},e.ccRCL=function(){this.logger.log(v.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},e.ccBS=function(){if(this.logger.log(v.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},e.ccAOF=function(){},e.ccAON=function(){},e.ccDER=function(){this.logger.log(v.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},e.ccRU=function(n){this.logger.log(v.INFO,"RU("+n+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(n)},e.ccFON=function(){this.logger.log(v.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},e.ccRDC=function(){this.logger.log(v.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},e.ccTR=function(){this.logger.log(v.INFO,"TR"),this.setMode("MODE_TEXT")},e.ccRTD=function(){this.logger.log(v.INFO,"RTD"),this.setMode("MODE_TEXT")},e.ccEDM=function(){this.logger.log(v.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},e.ccCR=function(){this.logger.log(v.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},e.ccENM=function(){this.logger.log(v.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},e.ccEOC=function(){if(this.logger.log(v.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(v.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},e.ccTO=function(n){this.logger.log(v.INFO,"TO("+n+") - Tab Offset"),this.writeScreen.moveCursor(n)},e.ccMIDROW=function(n){var f={flash:!1};if(f.underline=n%2===1,f.italics=n>=46,f.italics)f.foreground="white";else{var m=Math.floor(n/2)-16,b=["white","green","blue","cyan","red","yellow","magenta"];f.foreground=b[m]}this.logger.log(v.INFO,"MIDROW: "+JSON.stringify(f)),this.writeScreen.setPen(f)},e.outputDataUpdate=function(n){n===void 0&&(n=!1);var f=this.logger.time;if(f===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=f:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,f,this.lastOutputScreen),n&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:f),this.lastOutputScreen.copy(this.displayedMemory))},e.cueSplitAtTime=function(n){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,n,this.displayedMemory),this.cueStartTime=n))},o}(),s=function(){function o(r,n,f){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var m=new y;this.channels=[null,new c(r,n,m),new c(r+1,f,m)],this.cmdHistory=u(),this.logger=m}var e=o.prototype;return e.getHandler=function(n){return this.channels[n].getHandler()},e.setHandler=function(n,f){this.channels[n].setHandler(f)},e.addData=function(n,f){var m,b,R,C=!1;this.logger.time=n;for(var I=0;I<f.length;I+=2){if(b=f[I]&127,R=f[I+1]&127,b===0&&R===0)continue;if(this.logger.log(v.DATA,"["+g([f[I],f[I+1]])+"] -> ("+g([b,R])+")"),m=this.parseCmd(b,R),m||(m=this.parseMidrow(b,R)),m||(m=this.parsePAC(b,R)),m||(m=this.parseBackgroundAttributes(b,R)),!m&&(C=this.parseChars(b,R),C)){var k=this.currentChannel;if(k&&k>0){var B=this.channels[k];B.insertChars(C)}else this.logger.log(v.WARNING,"No channel found yet. TEXT-MODE?")}!m&&!C&&this.logger.log(v.WARNING,"Couldn't parse cleaned data "+g([b,R])+" orig: "+g([f[I],f[I+1]]))}},e.parseCmd=function(n,f){var m=this.cmdHistory,b=(n===20||n===28||n===21||n===29)&&f>=32&&f<=47,R=(n===23||n===31)&&f>=33&&f<=35;if(!(b||R))return!1;if(h(n,f,m))return l(null,null,m),this.logger.log(v.DEBUG,"Repeated command ("+g([n,f])+") is dropped"),!0;var C=n===20||n===21||n===23?1:2,I=this.channels[C];return n===20||n===21||n===28||n===29?f===32?I.ccRCL():f===33?I.ccBS():f===34?I.ccAOF():f===35?I.ccAON():f===36?I.ccDER():f===37?I.ccRU(2):f===38?I.ccRU(3):f===39?I.ccRU(4):f===40?I.ccFON():f===41?I.ccRDC():f===42?I.ccTR():f===43?I.ccRTD():f===44?I.ccEDM():f===45?I.ccCR():f===46?I.ccENM():f===47&&I.ccEOC():I.ccTO(f-32),l(n,f,m),this.currentChannel=C,!0},e.parseMidrow=function(n,f){var m=0;if((n===17||n===25)&&f>=32&&f<=47){if(n===17?m=1:m=2,m!==this.currentChannel)return this.logger.log(v.ERROR,"Mismatch channel in midrow parsing"),!1;var b=this.channels[m];return b?(b.ccMIDROW(f),this.logger.log(v.DEBUG,"MIDROW ("+g([n,f])+")"),!0):!1}return!1},e.parsePAC=function(n,f){var m,b=this.cmdHistory,R=(n>=17&&n<=23||n>=25&&n<=31)&&f>=64&&f<=127,C=(n===16||n===24)&&f>=64&&f<=95;if(!(R||C))return!1;if(h(n,f,b))return l(null,null,b),!0;var I=n<=23?1:2;f>=64&&f<=95?m=I===1?D[n]:p[n]:m=I===1?S[n]:E[n];var k=this.channels[I];return k?(k.setPAC(this.interpretPAC(m,f)),l(n,f,b),this.currentChannel=I,!0):!1},e.interpretPAC=function(n,f){var m,b={color:null,italics:!1,indent:null,underline:!1,row:n};return f>95?m=f-96:m=f-64,b.underline=(m&1)===1,m<=13?b.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(m/2)]:m<=15?(b.italics=!0,b.color="white"):b.indent=Math.floor((m-16)/2)*4,b},e.parseChars=function(n,f){var m,b=null,R=null;if(n>=25?(m=2,R=n-8):(m=1,R=n),R>=17&&R<=19){var C;R===17?C=f+80:R===18?C=f+112:C=f+144,this.logger.log(v.INFO,"Special char '"+_(C)+"' in channel "+m),b=[C]}else n>=32&&n<=127&&(b=f===0?[n]:[n,f]);if(b){var 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`)}),h.flush()}},"./src/utils/xhr-loader.ts":function(re,P,x){"use strict";x.r(P);var w=x("./src/utils/logger.ts"),A=x("./src/loader/load-stats.ts"),_=/^age:\s*[\d.]+\s*$/m,O=function(){function L(S){this.xhrSetup=void 0,this.requestTimeout=void 0,this.retryTimeout=void 0,this.retryDelay=void 0,this.config=null,this.callbacks=null,this.context=void 0,this.loader=null,this.stats=void 0,this.xhrSetup=S?S.xhrSetup:null,this.stats=new A.LoadStats,this.retryDelay=0}var D=L.prototype;return D.destroy=function(){this.callbacks=null,this.abortInternal(),this.loader=null,this.config=null},D.abortInternal=function(){var p=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),p&&(p.onreadystatechange=null,p.onprogress=null,p.readyState!==4&&(this.stats.aborted=!0,p.abort()))},D.abort=function(){var p;this.abortInternal(),(p=this.callbacks)!==null&&p!==void 0&&p.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)},D.load=function(p,E,T){if(this.stats.loading.start)throw new Error("Loader can only be used once.");this.stats.loading.start=self.performance.now(),this.context=p,this.config=E,this.callbacks=T,this.retryDelay=E.retryDelay,this.loadInternal()},D.loadInternal=function(){var p=this.config,E=this.context;if(!p)return;var T=this.loader=new self.XMLHttpRequest,v=this.stats;v.loading.first=0,v.loaded=0;var y=this.xhrSetup;try{if(y)try{y(T,E.url)}catch(t){T.open("GET",E.url,!0),y(T,E.url)}T.readyState||T.open("GET",E.url,!0);var g=this.context.headers;if(g)for(var d in g)T.setRequestHeader(d,g[d])}catch(t){this.callbacks.onError({code:T.status,text:t.message},E,T);return}E.rangeEnd&&T.setRequestHeader("Range","bytes="+E.rangeStart+"-"+(E.rangeEnd-1)),T.onreadystatechange=this.readystatechange.bind(this),T.onprogress=this.loadprogress.bind(this),T.responseType=E.responseType,self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),p.timeout),T.send()},D.readystatechange=function(){var p=this.context,E=this.loader,T=this.stats;if(!p||!E)return;var v=E.readyState,y=this.config;if(T.aborted)return;if(v>=2)if(self.clearTimeout(this.requestTimeout),T.loading.first===0&&(T.loading.first=Math.max(self.performance.now(),T.loading.start)),v===4){E.onreadystatechange=null,E.onprogress=null;var g=E.status;if(g>=200&&g<300){T.loading.end=Math.max(self.performance.now(),T.loading.first);var d,t;if(p.responseType==="arraybuffer"?(d=E.response,t=d.byteLength):(d=E.responseText,t=d.length),T.loaded=T.total=t,!this.callbacks)return;var a=this.callbacks.onProgress;if(a&&a(T,p,d,E),!this.callbacks)return;var i={url:E.responseURL,data:d};this.callbacks.onSuccess(i,T,p,E)}else T.retry>=y.maxRetry||g>=400&&g<499?(w.logger.error(g+" while loading "+p.url),this.callbacks.onError({code:g,text:E.statusText},p,E)):(w.logger.warn(g+" while loading "+p.url+", retrying in "+this.retryDelay+"..."),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay),this.retryDelay=Math.min(2*this.retryDelay,y.maxRetryDelay),T.retry++)}else self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),y.timeout)},D.loadtimeout=function(){w.logger.warn("timeout while loading "+this.context.url);var p=this.callbacks;p&&(this.abortInternal(),p.onTimeout(this.stats,this.context,this.loader))},D.loadprogress=function(p){var E=this.stats;E.loaded=p.loaded,p.lengthComputable&&(E.total=p.total)},D.getCacheAge=function(){var p=null;if(this.loader&&_.test(this.loader.getAllResponseHeaders())){var E=this.loader.getResponseHeader("age");p=E?parseFloat(E):null}return p},L}();P.default=O}}).default})},vHTk:function(qe,je,J){qe.exports={wrp:"wrp___z2l1F",bgBlack:"bgBlack___3ezfX",monaco:"monaco___1ypjT",darkBlue:"darkBlue___2ViJc",close:"close___3q-z4",embed:"embed___3dQqc"}}}]);
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