https://accountcdn.liveone.com/s=1.0.853/js/lib-concat.js

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330(function(f){if(typeof exports==="object"&&typeof module!=="undefined")module.exports=f();else if(typeof define==="function"&&define.amd)define([],f);else{var g;if(typeof window!=="undefined")g=window;else if(typeof global!=="undefined")g=global;else if(typeof self!=="undefined")g=self;else g=this;g.Hls=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=
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343{type:"text/javascript"})))}},{}],3:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,
344protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _bufferHelper=require("../helper/buffer-helper");var _bufferHelper2=_interopRequireDefault(_bufferHelper);var _errors=require("../errors");var _logger=require("../utils/logger");var _ewmaBandwidthEstimator=require("./ewma-bandwidth-estimator");
345var _ewmaBandwidthEstimator2=_interopRequireDefault(_ewmaBandwidthEstimator);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?
346call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var AbrController=function(_EventHandler){_inherits(AbrController,
347_EventHandler);function AbrController(hls){_classCallCheck(this,AbrController);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(AbrController).call(this,hls,_events2.default.FRAG_LOADING,_events2.default.FRAG_LOADED,_events2.default.ERROR));_this.lastLoadedFragLevel=0;_this._autoLevelCapping=-1;_this._nextAutoLevel=-1;_this.hls=hls;_this.onCheck=_this.abandonRulesCheck.bind(_this);return _this}_createClass(AbrController,[{key:"destroy",value:function destroy(){this.clearTimer();_eventHandler2.default.prototype.destroy.call(this)}},
348{key:"onFragLoading",value:function onFragLoading(data){var frag=data.frag;if(frag.type==="main"){if(!this.timer)this.timer=setInterval(this.onCheck,100);if(!this.bwEstimator){var hls=this.hls,level=data.frag.level,isLive=hls.levels[level].details.live,config=hls.config,ewmaF

348ast=void 0,ewmaSlow=void 0;if(isLive){ewmaFast=config.abrEwmaFastLive;ewmaSlow=config.abrEwmaSlowLive}else{ewmaFast=config.abrEwmaFastVoD;ewmaSlow=config.abrEwmaSlowVoD}this.bwEstimator=new _ewmaBandwidthEstimator2.default(hls,
349ewmaSlow,ewmaFast,config.abrEwmaDefaultEstimate)}frag.trequest=performance.now();this.fragCurrent=frag}}},{key:"abandonRulesCheck",value:function abandonRulesCheck(){var hls=this.hls,v=hls.media,frag=this.fragCurrent;if(!frag.loader||frag.loader.stats&&frag.loader.stats.aborted){_logger.logger.warn("frag loader destroy or aborted, disarm abandonRulesCheck");this.clearTimer();return}if(v&&((!v.paused&&v.playbackRate!==0||!v.readyState)&&(frag.autoLevel&&frag.level))){var requestDelay=performance.now()-
350frag.trequest,playbackRate=Math.abs(v.playbackRate);if(requestDelay>500*frag.duration/playbackRate){var levels=hls.levels,loadRate=Math.max(1,frag.loaded*1E3/requestDelay),expectedLen=Math.max(frag.loaded,Math.round(frag.duration*levels[frag.level].bitrate/8)),pos=v.currentTime,fragLoadedDelay=(expectedLen-frag.loaded)/loadRate,bufferStarvationDelay=(_bufferHelper2.default.bufferInfo(v,pos,hls.config.maxBufferHole).end-pos)/playbackRate;if(bufferStarvationDelay<2*frag.duration/playbackRate&&fragLoadedDelay>
351bufferStarvationDelay){var fragLevelNextLoadedDelay=void 0,nextLoadLevel=void 0;for(nextLoadLevel=frag.level-1;nextLoadLevel>=0;nextLoadLevel--){fragLevelNextLoadedDelay=frag.duration*levels[nextLoadLevel].bitrate/(8*0.8*loadRate);_logger.logger.log("fragLoadedDelay/bufferStarvationDelay/fragLevelNextLoadedDelay["+nextLoadLevel+"] :"+fragLoadedDelay.toFixed(1)+"/"+bufferStarvationDelay.toFixed(1)+"/"+fragLevelNextLoadedDelay.toFixed(1));if(fragLevelNextLoadedDelay<bufferStarvationDelay)break}if(fragLevelNextLoadedDelay<
352fragLoadedDelay){nextLoadLevel=Math.max(0,nextLoadLevel);hls.nextLoadLevel=nextLoadLevel;this.bwEstimator.sample(requestDelay,frag.loaded);_logger.logger.warn("loading too slow, abort fragment loading and switch to level "+nextLoadLevel);frag.loader.abort();this.clearTimer();hls.trigger(_events2.default.FRAG_LOAD_EMERGENCY_ABORTED,{frag:frag})}}}}}},{key:"onFragLoaded",value:function onFragLoaded(data){var frag=data.frag;if(frag.type==="main"){var stats=data.stats;if(stats.aborted===undefined&&frag.loadCounter===
3531)this.bwEstimator.sample(performance.now()-stats.trequest,stats.loaded);this.clearTimer();this.lastLoadedFragLevel=frag.level;this._nextAutoLevel=-1}}},{key:"onError",value:function onError(data){switch(data.details){case _errors.ErrorDetails.FRAG_LOAD_ERROR:case _errors.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}}},{key:"clearTimer",value:function clearTimer(){if(this.timer){clearInterval(this.timer);this.timer=null}}},{key:"autoLevelCapping",get:function get(){return this._autoLevelCapping},
354set:function set(newLevel){this._autoLevelCapping=newLevel}},{key:"nextAutoLevel",get:function get(){var hls=this.hls,config=hls.config,levels=hls.levels,v=hls.media,i=void 0,maxAutoLevel=void 0;if(this._autoLevelCapping===-1&&(levels&&levels.length))maxAutoLevel=levels.length-1;else maxAutoLevel=this._autoLevelCapping;if(this._nextAutoLevel!==-1)return Math.min(this._nextAutoLevel,maxAutoLevel);var playbackRate=v&&v.playbackRate!==0?Math.abs(v.playbackRate):1,avgbw=this.bwEstimator?this.bwEstimator.getEstimate()/
355playbackRate:config.abrEwmaDefaultEstimate/playbackRate,adjustedbw=void 0;for(i=0;i<=maxAutoLevel;i++){if(i<=this.lastLoadedFragLevel)adjustedbw=config.abrBandWidthFactor*avgbw;else adjustedbw=config.abrBandWidthUpFactor*avgbw;if(adjustedbw<levels[i].bitrate)return Math.max(0,i-1)}return i-1},set:function set(nextLevel){this._nextAutoLevel=nextLevel}}]);return AbrController}(_eventHandler2.default);exports.default=AbrController},{"../errors":24,"../event-handler":25,"../events":26,"../helper/buffer-helper":28,
356"../utils/logger":43,"./ewma-bandwidth-estimator":8}],4:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,
357protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _demuxer=require("../demux/demuxer");var _demuxer2=_interopRequireDefault(_demuxer);var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _logger=require("../utils/logger");var _binarySearch=require("../utils/binary-search");var _binarySearch2=_interopRequireDefault(_binarySearch);
358var _bufferHelper=require("../helper/buffer-helper");var _bufferHelper2=_interopRequireDefault(_bufferHelper);var _levelHelper=require("../helper/level-helper");var _levelHelper2=_interopRequireDefault(_levelHelper);var _errors=require("../errors");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,
359call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});
360if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var State={STOPPED:"STOPPED",STARTING:"STARTING",IDLE:"IDLE",PAUSED:"PAUSED",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",ENDED:"ENDED",ERROR:"ERROR"};var AudioStreamController=function(_EventHandler){_inherits(AudioStreamController,_EventHandler);function AudioStreamController(hls){_classCallCheck(this,
361AudioStreamController);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(AudioStreamController).call(this,hls,_events2.default.MEDIA_ATTA

361CHED,_events2.default.MEDIA_DETACHING,_events2.default.AUDIO_TRACKS_UPDATED,_events2.default.AUDIO_TRACK_SWITCH,_events2.default.AUDIO_TRACK_LOADED,_events2.default.KEY_LOADED,_events2.default.FRAG_LOADED,_events2.default.FRAG_PARSING_INIT_SEGMENT,_events2.default.FRAG_PARSING_DATA,_events2.default.FRAG_PARSED,_events2.default.ERROR,_events2.default.BUFFER_CREATED,
362_events2.default.BUFFER_APPENDED,_events2.default.BUFFER_FLUSHED));_this.config=hls.config;_this.audioCodecSwap=false;_this.ticks=0;_this.ontick=_this.tick.bind(_this);return _this}_createClass(AudioStreamController,[{key:"destroy",value:function destroy(){this.stopLoad();if(this.timer){clearInterval(this.timer);this.timer=null}_eventHandler2.default.prototype.destroy.call(this);this.state=State.STOPPED}},{key:"startLoad",value:function startLoad(startPosition){if(this.tracks){var media=this.media,
363lastCurrentTime=this.lastCurrentTime;this.stopLoad();if(!this.timer)this.timer=setInterval(this.ontick,100);this.fragLoadError=0;if(media&&lastCurrentTime){_logger.logger.log("configure startPosition @"+lastCurrentTime);this.state=State.IDLE}else{this.lastCurrentTime=this.startPosition?this.startPosition:startPosition;this.state=State.STARTING}this.nextLoadPosition=this.startPosition=this.lastCurrentTime;this.tick()}else{_logger.logger.warn("cannot start loading as audio tracks not parsed yet");this.startPosition=
364startPosition;this.state=State.STOPPED}}},{key:"stopLoad",value:function stopLoad(){var frag=this.fragCurrent;if(frag){if(frag.loader)frag.loader.abort();this.fragCurrent=null}this.fragPrevious=null;if(this.demuxer){this.demuxer.destroy();this.demuxer=null}this.state=State.STOPPED}},{key:"tick",value:function tick(){this.ticks++;if(this.ticks===1){this.doTick();if(this.ticks>1)setTimeout(this.tick,1);this.ticks=0}}},{key:"doTick",value:function doTick(){var _this2=this;var pos,track,trackDetails,
365hls=this.hls,config=hls.config;_logger.logger.log("audioStream:"+this.state);switch(this.state){case State.ERROR:case State.PAUSED:break;case State.STARTING:this.state=State.WAITING_TRACK;this.loadedmetadata=false;break;case State.IDLE:if(!this.media&&(this.startFragRequested||!config.startFragPrefetch))break;if(this.loadedmetadata)pos=this.media.currentTime;else pos=this.nextLoadPosition;var media=this.mediaBuffer?this.mediaBuffer:this.media;var bufferInfo=_bufferHelper2.default.bufferInfo(media,
366pos,config.maxBufferHole),bufferLen=bufferInfo.len,bufferEnd=bufferInfo.end,fragPrevious=this.fragPrevious,maxBufLen=config.maxMaxBufferLength;if(bufferLen<maxBufLen&&this.trackId<this.tracks.length){trackDetails=this.tracks[this.trackId].details;if(typeof trackDetails==="undefined"){this.state=State.WAITING_TRACK;break}var fragments=trackDetails.fragments,fragLen=fragments.length,start=fragments[0].start,end=fragments[fragLen-1].start+fragments[fragLen-1].duration,frag=void 0;if(bufferEnd<start)frag=
367fragments[0];else(function(){var foundFrag=void 0;var maxFragLookUpTolerance=config.maxFragLookUpTolerance;if(bufferEnd<end){if(bufferEnd>end-maxFragLookUpTolerance)maxFragLookUpTolerance=0;foundFrag=_binarySearch2.default.search(fragments,function(candidate){if(candidate.start+candidate.duration-maxFragLookUpTolerance<=bufferEnd)return 1;else if(candidate.start-maxFragLookUpTolerance>bufferEnd)return-1;return 0})}else foundFrag=fragments[fragLen-1];if(foundFrag){frag=foundFrag;start=foundFrag.start;
368if(fragPrevious&&(frag.level===fragPrevious.level&&frag.sn===fragPrevious.sn))if(frag.sn<trackDetails.endSN){frag=fragments[frag.sn+1-trackDetails.startSN];_logger.logger.log("SN just loaded, load next one: "+frag.sn)}else{if(!trackDetails.live)_this2.state=State.ENDED;frag=null}}})();if(frag)if(frag.decryptdata.uri!=null&&frag.decryptdata.key==null){_logger.logger.log("Loading key for "+frag.sn+" of ["+trackDetails.startSN+" ,"+trackDetails.endSN+"],track "+this.trackId);this.state=State.KEY_LOADING;
369hls.trigger(_events2.default.KEY_LOADING,{frag:frag})}else{_logger.logger.log("Loading "+frag.sn+" of ["+trackDetails.startSN+" ,"+trackDetails.endSN+"],track "+this.trackId+", currentTime:"+pos+",bufferEnd:"+bufferEnd.toFixed(3));if(this.fragLoadIdx!==undefined)this.fragLoadIdx++;else this.fragLoadIdx=0;if(frag.loadCounter){frag.loadCounter++;var maxThreshold=config.fragLoadingLoopThreshold;if(frag.loadCounter>maxThreshold&&Math.abs(this.fragLoadIdx-frag.loadIdx)<maxThreshold){hls.trigger(_events2.default.ERROR,
370{type:_errors.ErrorTypes.MEDIA_ERROR,details:_errors.ErrorDetails.FRAG_LOOP_LOADING_ERROR,fatal:false,frag:frag});return}}else frag.loadCounter=1;frag.loadIdx=this.fragLoadIdx;this.fragCurrent=frag;this.startFragRequested=true;hls.trigger(_events2.default.FRAG_LOADING,{frag:frag});this.state=State.FRAG_LOADING}}break;case State.WAITING_TRACK:track=this.tracks[this.trackId];if(track&&track.details)this.state=State.IDLE;break;case State.FRAG_LOADING_WAITING_RETRY:var now=performance.now();var retryDate=
371this.retryDate;media=this.media;var isSeeking=media&&media.seeking;if(!retryDate||(now>=retryDate||isSeeking)){_logger.logger.log("audioStreamController: retryDate reached, switch back to IDLE state");this.state=State.IDLE}break;case State.STOPPED:case State.FRAG_LOADING:case State.PARSING:case State.PARSED:case State.ENDED:break;default:break}}},{key:"onMediaAttached",value:function onMediaAttached(data){var media=this.media=data.media;this.onvseeking=this.onMediaSeeking.bind(this);this.onvended=
372this.onMediaEnded.bind(this);media.addEventListener("seeking",this.onvseeking);media.addEventListener("ended",this.onvended);var config=this.config;if(this.tracks&&config.autoStartLoad)this.startLoad(config.startPosition)}},{key:"onMediaDetaching",value:function onMediaDetaching(){var media=this.media;if(media&&media.ended){_logger.logger.log("MSE detaching and video ended, reset startPosition");this.startPosition=this.lastCurrentTime=0}var tracks=this.tracks;

372if(tracks)tracks.forEach(function(track){if(track.details)track.details.fragments.forEach(function(fragment){fragment.loadCounter=
373undefined})});if(media){media.removeEventListener("seeking",this.onvseeking);media.removeEventListener("ended",this.onvended);this.onvseeking=this.onvseeked=this.onvended=null}this.media=null;this.loadedmetadata=false;this.stopLoad()}},{key:"onMediaSeeking",value:function onMediaSeeking(){if(this.state===State.ENDED)this.state=State.IDLE;if(this.media)this.lastCurrentTime=this.media.currentTime;if(this.fragLoadIdx!==undefined)this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold;this.tick()}},
374{key:"onMediaEnded",value:function onMediaEnded(){this.startPosition=this.lastCurrentTime=0}},{key:"onAudioTracksUpdated",value:function onAudioTracksUpdated(data){_logger.logger.log("audio tracks updated");this.tracks=data.audioTracks}},{key:"onAudioTrackSwitch",value:function onAudioTrackSwitch(data){this.trackId=data.id;this.state=State.IDLE;this.fragCurrent=null;this.state=State.PAUSED;this.hls.trigger(_events2.default.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"});
375this.tick()}},{key:"onAudioTrackLoaded",value:function onAudioTrackLoaded(data){var details=data.details,trackId=data.id,track=this.tracks[trackId],duration=details.totalduration;_logger.logger.log("track "+trackId+" loaded ["+details.startSN+","+details.endSN+"],duration:"+duration);details.PTSKnown=false;track.details=details;if(!this.startFragRequested){if(this.startPosition===-1){var startTimeOffset=details.startTimeOffset;if(!isNaN(startTimeOffset)){_logger.logger.log("start time offset found in playlist, adjust startPosition to "+
376startTimeOffset);this.startPosition=startTimeOffset}else this.startPosition=0}this.nextLoadPosition=this.startPosition}if(this.state===State.WAITING_TRACK)this.state=State.IDLE;this.tick()}},{key:"onKeyLoaded",value:function onKeyLoaded(){if(this.state===State.KEY_LOADING){this.state=State.IDLE;this.tick()}}},{key:"onFragLoaded",value:function onFragLoaded(data){var fragCurrent=this.fragCurrent;if(this.state===State.FRAG_LOADING&&(fragCurrent&&(data.frag.type==="audio"&&(data.frag.level===fragCurrent.level&&
377data.frag.sn===fragCurrent.sn)))){this.state=State.PARSING;this.stats=data.stats;var track=this.tracks[this.trackId],details=track.details,duration=details.totalduration,start=fragCurrent.start,trackId=fragCurrent.level,sn=fragCurrent.sn,audioCodec=this.config.defaultAudioCodec||track.audioCodec;this.pendingAppending=0;if(!this.demuxer)this.demuxer=new _demuxer2.default(this.hls,"audio");_logger.logger.log("Demuxing "+sn+" of ["+details.startSN+" ,"+details.endSN+"],track "+trackId);this.demuxer.push(data.payload,
378audioCodec,null,start,fragCurrent.cc,trackId,sn,duration,fragCurrent.decryptdata)}this.fragLoadError=0}},{key:"onFragParsingInitSegment",value:function onFragParsingInitSegment(data){var fragCurrent=this.fragCurrent;if(fragCurrent&&(data.id==="audio"&&(data.sn===fragCurrent.sn&&(data.level===fragCurrent.level&&this.state===State.PARSING)))){var tracks=data.tracks,track=void 0;track=tracks.audio;if(track){track.levelCodec="mp4a.40.2";track.id=data.id;this.hls.trigger(_events2.default.BUFFER_CODECS,
379tracks);_logger.logger.log("track:audio,container:"+track.container+",codecs[level/parsed]=["+track.levelCodec+"/"+track.codec+"]");var initSegment=track.initSegment;if(initSegment){this.pendingAppending++;this.hls.trigger(_events2.default.BUFFER_APPENDING,{type:"audio",data:initSegment,parent:"audio"})}this.tick()}}}},{key:"onFragParsingData",value:function onFragParsingData(data){var _this3=this;var fragCurrent=this.fragCurrent;if(fragCurrent&&(data.id==="audio"&&(data.sn===fragCurrent.sn&&(data.level===
380fragCurrent.level&&this.state===State.PARSING)))){var track=this.tracks[this.trackId],frag=this.fragCurrent;_logger.logger.log("parsed "+data.type+",PTS:["+data.startPTS.toFixed(3)+","+data.endPTS.toFixed(3)+"],DTS:["+data.startDTS.toFixed(3)+"/"+data.endDTS.toFixed(3)+"],nb:"+data.nb);_levelHelper2.default.updateFragPTSDTS(track.details,frag.sn,data.startPTS,data.endPTS);[data.data1,data.data2].forEach(function(buffer){if(buffer){_this3.pendingAppending++;_this3.hls.trigger(_events2.default.BUFFER_APPENDING,
381{type:data.type,data:buffer,parent:"audio"})}});this.nextLoadPosition=data.endPTS;this.tick()}}},{key:"onFragParsed",value:function onFragParsed(data){var fragCurrent=this.fragCurrent;if(fragCurrent&&(data.id==="audio"&&(data.sn===fragCurrent.sn&&(data.level===fragCurrent.level&&this.state===State.PARSING)))){this.stats.tparsed=performance.now();this.state=State.PARSED;this._checkAppendedParsed()}}},{key:"onBufferCreated",value:function onBufferCreated(data){var audioTrack=data.tracks.audio;if(audioTrack){this.mediaBuffer=
382audioTrack.buffer;this.loadedmetadata=true}}},{key:"onBufferAppended",value:function onBufferAppended(data){if(data.parent==="audio")switch(this.state){case State.PARSING:case State.PARSED:this.pendingAppending--;this._checkAppendedParsed();break;default:break}}},{key:"_checkAppendedParsed",value:function _checkAppendedParsed(){if(this.state===State.PARSED&&this.pendingAppending===0){var frag=this.fragCurrent,stats=this.stats;if(frag){this.fragPrevious=frag;stats.tbuffered=performance.now();this.fragLastKbps=
383Math.round(8*stats.length/(stats.tbuffered-stats.tfirst));this.hls.trigger(_events2.default.FRAG_BUFFERED,{stats:stats,frag:frag,id:"audio"});var media=this.mediaBuffer?this.mediaBuffer:this.media;_logger.logger.log("audio buffered : "+this.timeRangesToString(media.buffered));this.state=State.IDLE}this.tick()}}},{key:"onError",value:function onError(data){switch(data.details){case _errors.ErrorDetails.FRAG_LOAD_ERROR:case _errors.ErrorDetails.FRAG_LOAD_TIMEOUT:if(!data.fatal){var loadError=this.fragLoadError;
384if(loadError)loadError++;else loadError=1;

384if(loadError<=this.config.fragLoadingMaxRetry){this.fragLoadError=loadError;data.frag.loadCounter=0;var delay=Math.min(Math.pow(2,loadError-1)*this.config.fragLoadingRetryDelay,64E3);_logger.logger.warn("audioStreamController: frag loading failed, retry in "+delay+" ms");this.retryDate=performance.now()+delay;this.state=State.FRAG_LOADING_WAITING_RETRY}else{_logger.logger.error("audioStreamController: "+data.details+" reaches max retry, redispatch as fatal ...");
385data.fatal=true;this.hls.trigger(_events2.default.ERROR,data);this.state=State.ERROR}}break;case _errors.ErrorDetails.FRAG_LOOP_LOADING_ERROR:case _errors.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case _errors.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:case _errors.ErrorDetails.KEY_LOAD_ERROR:case _errors.ErrorDetails.KEY_LOAD_TIMEOUT:if(this.state!==State.ERROR){this.state=data.fatal?State.ERROR:State.IDLE;_logger.logger.warn("audioStreamController: "+data.details+" while loading frag,switch to "+this.state+
386" state ...")}break;default:break}}},{key:"onBufferFlushed",value:function onBufferFlushed(){this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold;this.state=State.IDLE;this.fragPrevious=null;this.tick()}},{key:"timeRangesToString",value:function timeRangesToString(r){var log="",len=r.length;for(var i=0;i<len;i++)log+="["+r.start(i)+","+r.end(i)+"]";return log}}]);return AudioStreamController}(_eventHandler2.default);exports.default=AudioStreamController},{"../demux/demuxer":20,"../errors":24,
387"../event-handler":25,"../events":26,"../helper/buffer-helper":28,"../helper/level-helper":29,"../utils/binary-search":39,"../utils/logger":43}],5:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,
388descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _logger=require("../utils/logger");function _interopRequireDefault(obj){return obj&&obj.__esModule?
389obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+
390typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var AudioTrackController=function(_EventHandler){_inherits(AudioTrackController,_EventHandler);function AudioTrackController(hls){_classCallCheck(this,AudioTrackController);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(AudioTrackController).call(this,
391hls,_events2.default.MANIFEST_LOADING,_events2.default.MANIFEST_LOADED,_events2.default.AUDIO_TRACK_LOADED));_this.tracks=[];_this.trackId=0;return _this}_createClass(AudioTrackController,[{key:"destroy",value:function destroy(){_eventHandler2.default.prototype.destroy.call(this)}},{key:"onManifestLoading",value:function onManifestLoading(){this.tracks=[];this.trackId=0}},{key:"onManifestLoaded",value:function onManifestLoaded(data){var _this2=this;var tracks=data.audioTracks||[];this.tracks=tracks;
392this.hls.trigger(_events2.default.AUDIO_TRACKS_UPDATED,{audioTracks:tracks});tracks.forEach(function(track){if(track.default){_this2.audioTrack=track.id;return}})}},{key:"onAudioTrackLoaded",value:function onAudioTrackLoaded(data){if(data.id<this.tracks.length){_logger.logger.log("audioTrack "+data.id+" loaded");this.tracks[data.id].details=data.details;if(data.details.live&&!this.timer)this.timer=setInterval(this.ontick,1E3*data.details.targetduration);if(!data.details.live&&this.timer){clearInterval(this.timer);
393this.timer=null}}}},{key:"setAudioTrackInternal",value:function setAudioTrackInternal(newId){if(newId>=0&&newId<this.tracks.length){if(this.timer){clearInterval(this.timer);this.timer=null}this.trackId=newId;_logger.logger.log("switching to audioTrack "+newId);this.hls.trigger(_events2.default.AUDIO_TRACK_SWITCH,{id:newId});var audioTrack=this.tracks[newId];

393if(audioTrack.details===undefined||audioTrack.details.live===true){_logger.logger.log("(re)loading playlist for audioTrack "+newId);this.hls.trigger(_events2.default.AUDIO_TRACK_LOADING,
394{url:audioTrack.url,id:newId})}}}},{key:"audioTracks",get:function get(){return this.tracks}},{key:"audioTrack",get:function get(){return this.trackId},set:function set(audioTrackId){if(this.trackId!==audioTrackId||this.tracks[audioTrackId].details===undefined)this.setAudioTrackInternal(audioTrackId)}}]);return AudioTrackController}(_eventHandler2.default);exports.default=AudioTrackController},{"../event-handler":25,"../events":26,"../utils/logger":43}],6:[function(require,module,exports){Object.defineProperty(exports,
395"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);
396return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _logger=require("../utils/logger");var _errors=require("../errors");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}
397function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,
398enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var BufferController=function(_EventHandler){_inherits(BufferController,_EventHandler);function BufferController(hls){_classCallCheck(this,BufferController);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(BufferController).call(this,hls,_events2.default.MEDIA_ATTA

398CHING,_events2.default.MEDIA_DETACHING,_events2.default.MANIFEST_PARSED,
399_events2.default.BUFFER_RESET,_events2.default.BUFFER_APPENDING,_events2.default.BUFFER_CODECS,_events2.default.BUFFER_EOS,_events2.default.BUFFER_FLUSHING,_events2.default.LEVEL_UPDATED));_this._msDuration=null;_this._levelDuration=null;_this.onsbue=_this.onSBUpdateEnd.bind(_this);_this.onsbe=_this.onSBUpdateError.bind(_this);_this.pendingTracks={};return _this}_createClass(BufferController,[{key:"destroy",value:function destroy(){_eventHandler2.default.prototype.destroy.call(this)}},{key:"onManifestParsed",
400value:function onManifestParsed(data){var audioExpected=data.audio,videoExpected=data.video,sourceBufferNb=0;if(audioExpected||videoExpected){sourceBufferNb=(audioExpected?1:0)+(videoExpected?1:0);_logger.logger.log(sourceBufferNb+" sourceBuffer(s) expected")}this.sourceBufferNb=sourceBufferNb}},{key:"onMediaAttaching",value:function onMediaAttaching(data){var media=this.media=data.media;if(media){var ms=this.mediaSource=new MediaSource;this.onmso=this.onMediaSourceOpen.bind(this);this.onmse=this.onMediaSourceEnded.bind(this);
401this.onmsc=this.onMediaSourceClose.bind(this);ms.addEventListener("sourceopen",this.onmso);ms.addEventListener("sourceended",this.onmse);ms.addEventListener("sourceclose",this.onmsc);media.src=URL.createObjectURL(ms)}}},{key:"onMediaDetaching",value:function onMediaDetaching(){_logger.logger.log("media source detaching");var ms=this.mediaSource;if(ms){if(ms.readyState==="open")try{ms.endOfStream()}catch(err){_logger.logger.warn("onMediaDetaching:"+err.message+" while calling endOfStream")}ms.removeEventListener("sourceopen",
402this.onmso);ms.removeEventListener("sourceended",this.onmse);ms.removeEventListener("sourceclose",this.onmsc);try{this.media.src="";this.media.removeAttribute("src")}catch(err){_logger.logger.warn("onMediaDetaching:"+err.message+" while unlinking video.src")}this.mediaSource=null;this.media=null;this.pendingTracks={};this.sourceBuffer={}}this.onmso=this.onmse=this.onmsc=null;this.hls.trigger(_events2.default.MEDIA_DETACHED)}},{key:"onMediaSourceOpen",value:function onMediaSourceOpen(){_logger.logger.log("media source opened");

403this.hls.trigger(_events2.default.MEDIA_ATTACHED,{media:this.media});this.mediaSource.removeEventListener("sourceopen",this.onmso);this.checkPendingTracks()}},{key:"checkPendingTracks",value:function checkPendingTracks(){var pendingTracks=this.pendingTracks,pendingTracksNb=Object.keys(pendingTracks).length;if(pendingTracksNb&&(this.sourceBufferNb===pendingTracksNb||this.sourceBufferNb===0)){this.createSourceBuffers(pendingTracks);this.pendingTracks={};this.doAppending()}}},{key:"onMediaSourceClose",
404value:function onMediaSourceClose(){_logger.logger.log("media source closed")}},{key:"onMediaSourceEnded",value:function onMediaSourceEnded(){_logger.logger.log("media source ended")}},{key:"onSBUpdateEnd",value:function onSBUpdateEnd(){if(this._needsFlush)this.doFlush();if(this._needsEos)this.onBufferEos();this.appending=false;this.hls.trigger(_events2.default.BUFFER_APPENDED,{parent:this.parent});if(!this._needsFlush)this.doAppending();this.updateMediaElementDuration()}},{key:"onSBUpdateError",
405value:function onSBUpdateError(event){_logger.logger.error("sourceBuffer error:"+event);this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,details:_errors.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:false})}},{key:"onBufferReset",value:function onBufferReset(){var sourceBuffer=this.sourceBuffer;for(var type in sourceBuffer){var sb=sourceBuffer[type];try{this.mediaSource.removeSourceBuffer(sb);sb.removeEventListener("updateend",this.onsbue);sb.removeEventListener("error",this.onsbe)}catch(err){}}this.sourceBuffer=
406{};this.flushRange=[];this.appended=0}},{key:"onBufferCodecs",value:function onBufferCodecs(tracks){if(Object.keys(this.sourceBuffer).length===0){for(var trackName in tracks)this.pendingTracks[trackName]=tracks[trackName];var mediaSource=this.mediaSource;if(mediaSource&&mediaSource.readyState==="open")this.checkPendingTracks()}}},{key:"createSourceBuffers",value:function createSourceBuffers(tracks){var sourceBuffer=this.sourceBuffer,mediaSource=this.mediaSource;for(var trackName in tracks)if(!sourceBuffer[trackName]){var track=
407tracks[trackName];var codec=track.levelCodec||track.codec;var mimeType=track.container+";codecs="+codec;_logger.logger.log("creating sourceBuffer with mimeType:"+mimeType);try{var sb=sourceBuffer[trackName]=mediaSource.addSourceBuffer(mimeType);sb.addEventListener("updateend",this.onsbue);sb.addEventListener("error",this.onsbe);track.buffer=sb}catch(err){_logger.logger.error("error while trying to add sourceBuffer:"+err.message);this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,
408details:_errors.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:false,err:err,mimeType:mimeType})}}this.hls.trigger(_events2.default.BUFFER_CREATED,{tracks:tracks})}},{key:"onBufferAppending",value:function onBufferAppending(data){if(!this._needsFlush){if(!this.segments)this.segments=[data];else this.segments.push(data);this.doAppending()}}},{key:"onBufferAppendFail",value:function onBufferAppendFail(data){_logger.logger.error("sourceBuffer error:"+data.event);this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,
409details:_errors.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:false,frag:this.fragCurrent})}},{key:"onBufferEos",value:function onBufferEos(){var sb=this.sourceBuffer,mediaSource=this.mediaSource;if(!mediaSource||mediaSource.readyState!=="open")return;if(!(sb.audio&&sb.audio.updating||sb.video&&sb.video.updating)){_logger.logger.log("all media data available, signal endOfStream() to MediaSource and stop loading fragment");mediaSource.endOfStream();this._needsEos=false}else this._needsEos=true}},{key:"onBufferFlushing",
410value:function onBufferFlushing(data){this.flushRange.push({start:data.startOffset,end:data.endOffset,type:data.type});this.flushBufferCounter=0;this.doFlush()}},{key:"onLevelUpdated",value:function onLevelUpdated(event){var details=event.details;if(details.fragments.length===0)return;this._levelDuration=details.totalduration+details.fragments[0].start;this.updateMediaElementDuration()}},{key:"updateMediaElementDuration",value:function updateMediaElementDuration(){if(this._levelDuration===null)return;
411var media=this.media,mediaSource=this.mediaSource,sourceBuffer=this.sourceBuffer;if(!media||(!mediaSource||(!sourceBuffer||(media.readyState===0||mediaSource.readyState!=="open"))))return;for(var type in sourceBuffer)if(sourceBuffer[type].updating)return;if(this._msDuration===null)this._msDuration=mediaSource.duration;if(this._levelDuration>this._msDuration){_logger.logger.log("Updating mediasource duration to "+this._levelDuration);mediaSource.duration=this._levelDuration;this._msDuration=this._levelDuration}}},

412{key:"doFlush",value:function doFlush(){while(this.flushRange.length){var range=this.flushRange[0];if(this.flushBuffer(range.start,range.end,range.type)){this.flushRange.shift();this.flushBufferCounter=0}else{this._needsFlush=true;return}}if(this.flushRange.length===0){this._needsFlush=false;var appended=0;var sourceBuffer=this.sourceBuffer;for(var type in sourceBuffer)appended+=sourceBuffer[type].buffered.length;this.appended=appended;this.hls.trigger(_events2.default.BUFFER_FLUSHED)}}},{key:"doAppending",
413value:function doAppending(){var hls=this.hls,sourceBuffer=this.sourceBuffer,segments=this.segments;if(Object.keys(sourceBuffer).length){if(this.media.error){this.segments=[];_logger.logger.error("trying to append although a media error occured, flush segment and abort");return}if(this.appending)return;if(segments&&segments.length){var segment=segments.shift();try{if(sourceBuffer[segment.type]){this.parent=segment.parent;sourceBuffer[segment.type].appendBuffer(segment.data);this.appendError=0;this.appended++;
414this.appending=true}else this.onSBUpdateEnd()}catch(err){_logger.logger.error("error while trying to append buffer:"+err.message);segments.unshift(segment);var event={type:_errors.ErrorTypes.MEDIA_ERROR};if(err.code!==22){if(this.appendError)this.appendError++;else this.appendError=1;event.details=_errors.ErrorDetails.BUFFER_APPEND_ERROR;event.frag=this.fragCurrent;if(this.appendError>hls.config.appendErrorMaxRetry){_logger.logger.log("fail "+hls.config.appendErrorMaxRetry+" times to append segment in sourceBuffer");
415segments=[];event.fatal=true;hls.trigger(_events2.default.ERROR,event);return}else{event.fatal=false;hls.trigger(_events2.default.ERROR,event)}}else{this.segments=[];event.details=_errors.ErrorDetails.BUFFER_FULL_ERROR;hls.trigger(_events2.default.ERROR,event);return}}}}}},{key:"flushBuffer",value:function flushBuffer(startOffset,endOffset,typeIn){var sb,i,bufStart,bufEnd,flushStart,flushEnd;if(this.flushBufferCounter<this.appended&&this.sourceBuffer)for(var type in this.sourceBuffer){if(typeIn&&
416type!==typeIn)continue;sb=this.sourceBuffer[type];if(!sb.updating)for(i=0;i<sb.buffered.length;i++){bufStart=sb.buffered.start(i);bufEnd=sb.buffered.end(i);if(navigator.userAgent.toLowerCase().indexOf("firefox")!==-1&&endOffset===Number.POSITIVE_INFINITY){flushStart=startOffset;flushEnd=endOffset}else{flushStart=Math.max(bufStart,startOffset);flushEnd=Math.min(bufEnd,endOffset)}if(Math.min(flushEnd,bufEnd)-flushStart>0.5){this.flushBufferCounter++;_logger.logger.log("flush "+type+" ["+flushStart+
417","+flushEnd+"], of ["+bufStart+","+bufEnd+"], pos:"+this.media.currentTime);sb.remove(flushStart,flushEnd);return false}}else{_logger.logger.warn("cannot flush, sb updating in progress");return false}}else _logger.logger.warn("abort flushing too many retries");_logger.logger.log("buffer flushed");return true}}]);return BufferController}(_eventHandler2.default);exports.default=BufferController},{"../errors":24,"../event-handler":25,"../events":26,"../utils/logger":43}],7:[function(require,module,
418exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,
419staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
420return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=
421superClass}var CapLevelController=function(_EventHandler){_inherits(CapLevelController,_EventHandler);function CapLevelController(hls){_classCallCheck(this,CapLevelController);return _possibleConstructorReturn(this,Object.getPrototypeOf(CapLevelController).call(this,hls,_events2.default.FPS_DROP_LEVEL_CAPPING,_events2.default.MEDIA_ATTA

421CHING,_events2.default.MANIFEST_PARSED))}_createClass(CapLevelController,[{key:"destroy",value:function destroy(){if(this.hls.config.capLevelToPlayerSize){this.media=
422this.restrictedLevels=null;this.autoLevelCapping=Number.POSITIVE_INFINITY;if(this.timer)this.timer=clearInterval(this.timer)}}},{key:"onFpsDropLevelCapping",value:function onFpsDropLevelCapping(data){if(!this.restrictedLevels)this.restrictedLevels=[];if(!this.isLevelRestricted(data.droppedLevel))this.restrictedLevels.push(data.droppedLevel)}},{key:"onMediaAttaching",value:function onMediaAttaching(data){this.media=data.media instanceof HTMLVideoElement?data.media:null}},{key:"onManifestParsed",value:function onManifestParsed(data){if(this.hls.config.capLevelToPlayerSize){this.autoLevelCapping=
423Number.POSITIVE_INFINITY;this.levels=data.levels;this.hls.firstLevel=this.getMaxLevel(data.firstLevel);clearInterval(this.timer);this.timer=setInterval(this.detectPlayerSize.bind(this),1E3);this.detectPlayerSize()}}},{key:"detectPlayerSize",value:function detectPlayerSize(){if(this.media){var levelsLength=this.levels?this.levels.length:0;if(levelsLength){this.hls.autoLevelCapping=this.getMaxLevel(levelsLength-1);if(this.hls.autoLevelCapping>this.autoLevelCapping)this.hls.streamController.nextLevelSwitch();
424this.autoLevelCapping=this.hls.autoLevelCapping}}}},{key:"getMaxLevel",value:function getMaxLevel(capLevelIndex){var result=0,i=void 0,level=void 0,mWidth=this.mediaWidth,mHeight=this.mediaHeight,lWidth=0,lHeight=0;for(i=0;i<=capLevelIndex;i++){level=this.levels[i];if(this.isLevelRestricted(i))break;result=i;lWidth=level.width;lHeight=level.height;if(mWidth<=lWidth||mHeight<=lHeight)break}return result}},{key:"isLevelRestricted",value:function isLevelRestricted(level){return this.restrictedLevels&&
425this.restrictedLevels.indexOf(level)!==-1?true:false}},{key:"contentScaleFactor",get:function get(){var pixelRatio=1;try{pixelRatio=window.devicePixelRatio}catch(e){}return pixelRatio}},{key:"mediaWidth",get:function get(){var width=void 0;if(this.media){width=this.media.width||(this.media.clientWidth||this.media.offsetWidth);width*=this.contentScaleFactor}return width}},{key:"mediaHeight",get:function get(){var height=void 0;if(this.media){height=this.media.height||(this.media.clientHeight||this.media.offsetHeight);
426height*=this.contentScaleFactor}return height}}]);return CapLevelController}(_eventHandler2.default);exports.default=CapLevelController},{"../event-handler":25,"../events":26}],8:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=
427true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _ewma=require("../utils/ewma");var _ewma2=_interopRequireDefault(_ewma);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");
428}var EwmaBandWidthEstimator=function(){function EwmaBandWidthEstimator(hls,slow,fast,defaultEstimate){_classCallCheck(this,EwmaBandWidthEstimator);this.hls=hls;this.defaultEstimate_=defaultEstimate;this.minWeight_=0.001;this.minDelayMs_=50;this.slow_=new _ewma2.default(slow);this.fast_=new _ewma2.default(fast)}_createClass(EwmaBandWidthEstimator,[{key:"sample",value:function sample(durationMs,numBytes){durationMs=Math.max(durationMs,this.minDelayMs_);var bandwidth=8E3*numBytes/durationMs,weight=durationMs/
4291E3;this.fast_.sample(weight,bandwidth);this.slow_.sample(weight,bandwidth)}},{key:"getEstimate",value:function getEstimate(){if(!this.fast_||(!this.slow_||this.fast_.getTotalWeight()<this.minWeight_))return this.defaultEstimate_;return Math.min(this.fast_.getEstimate(),this.slow_.getEstimate())}},{key:"destroy",value:function destroy(){}}]);return EwmaBandWidthEstimator}();exports.default=EwmaBandWidthEstimator},{"../utils/ewma":42}],9:[function(require,module,exports){Object.defineProperty(exports,
430"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);
431return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _logger=require("../utils/logger");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,
432call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});
433if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var FPSController=function(_EventHandler){_inherits(FPSController,_EventHandler);function FPSController(hls){_classCallCheck(this,FPSController);return _possibleConstructorReturn(this,Object.getPrototypeOf(FPSController).call(this,hls,_events2.default.MEDIA_ATTA

433CHING))}_createClass(FPSController,[{key:"destroy",value:function destroy(){if(this.timer)clearInterval(this.timer);this.isVideoPlaybackQualityAvailable=
434false}},{key:"onMediaAttaching",value:function onMediaAttaching(data){if(this.hls.config.capLevelOnFPSDrop){this.video=data.media instanceof HTMLVideoElement?data.media:null;if(typeof this.video.getVideoPlaybackQuality==="function")this.isVideoPlaybackQualityAvailable=true;clearInterval(this.timer);this.timer=setInterval(this.checkFPSInterval.bind(this),this.hls.config.fpsDroppedMonitoringPeriod)}}},{key:"checkFPS",value:function checkFPS(video,decodedFrames,droppedFrames){var currentTime=performance.now();
435if(decodedFrames){if(this.lastTime){var currentPeriod=currentTime-this.lastTime,currentDropped=droppedFrames-this.lastDroppedFrames,currentDecoded=decodedFrames-this.lastDecodedFrames,droppedFPS=1E3*currentDropped/currentPeriod;this.hls.trigger(_events2.default.FPS_DROP,{currentDropped:currentDropped,currentDecoded:currentDecoded,totalDroppedFrames:droppedFrames});if(droppedFPS>0)if(currentDropped>this.hls.config.fpsDroppedMonitoringThreshold*currentDecoded){var currentLevel=this.hls.currentLevel;
436_logger.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+currentLevel);if(currentLevel>0&&(this.hls.autoLevelCapping===-1||this.hls.autoLevelCapping>=currentLevel)){currentLevel=currentLevel-1;this.hls.trigger(_events2.default.FPS_DROP_LEVEL_CAPPING,{level:currentLevel,droppedLevel:this.hls.currentLevel});this.hls.autoLevelCapping=currentLevel;this.hls.streamController.nextLevelSwitch()}}}this.lastTime=currentTime;this.lastDroppedFrames=droppedFrames;this.lastDecodedFrames=
437decodedFrames}}},{key:"checkFPSInterval",value:function checkFPSInterval(){if(this.video)if(this.isVideoPlaybackQualityAvailable){var videoPlaybackQuality=this.video.getVideoPlaybackQuality();this.checkFPS(this.video,videoPlaybackQuality.totalVideoFrames,videoPlaybackQuality.droppedVideoFrames)}else this.checkFPS(this.video,this.video.webkitDecodedFrameCount,this.video.webkitDroppedFrameCount)}}]);return FPSController}(_eventHandler2.default);exports.default=FPSController},{"../event-handler":25,
438"../events":26,"../utils/logger":43}],10:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,
439protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _logger=require("../utils/logger");var _errors=require("../errors");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");
440}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,
441enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var LevelController=function(_EventHandler){_inherits(LevelController,_EventHandler);function LevelController(hls){_classCallCheck(this,LevelController);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(LevelController).call(this,hls,_events2.default.MANIFEST_LOADED,_events2.default.LEVEL_LOADED,_events2.default.ERROR));_this.ontick=
442_this.tick.bind(_this);_this._manualLevel=_this._autoLevelCapping=-1;return _this}_createClass(LevelController,[{key:"destroy",value:function destroy(){if(this.timer){clearTimeout(this.timer);this.timer=null}this._manualLevel=-1}},{key:"startLoad",value:function startLoad(){this.canload=true;if(this.timer)this.tick()}},{key:"stopLoad",value:function stopLoad(){this.canload=false}},{key:"onManifestLoaded",value:function onManifestLoaded(data){var levels0=[],levels=[],bitrateStart,i,bitrateSet={},videoCodecFound=
443false,audioCodecFound=false,hls=this.hls;

443data.levels.forEach(function(level){if(level.videoCodec)videoCodecFound=true;if(level.audioCodec||level.attrs&&level.attrs.AUDIO)audioCodecFound=true;var redundantLevelId=bitrateSet[level.bitrate];if(redundantLevelId===undefined){bitrateSet[level.bitrate]=levels0.length;level.url=[level.url];level.urlId=0;levels0.push(level)}else levels0[redundantLevelId].url.push(level.url)});if(videoCodecFound&&audioCodecFound)levels0.forEach(function(level){if(level.videoCodec)levels.push(level)});
444else levels=levels0;levels=levels.filter(function(level){var checkSupportedAudio=function checkSupportedAudio(codec){return MediaSource.isTypeSupported("audio/mp4;codecs="+codec)};var checkSupportedVideo=function checkSupportedVideo(codec){return MediaSource.isTypeSupported("video/mp4;codecs="+codec)};var audioCodec=level.audioCodec,videoCodec=level.videoCodec;return(!audioCodec||checkSupportedAudio(audioCodec))&&(!videoCodec||checkSupportedVideo(videoCodec))});if(levels.length){bitrateStart=levels[0].bitrate;
445levels.sort(function(a,b){return a.bitrate-b.bitrate});this._levels=levels;for(i=0;i<levels.length;i++)if(levels[i].bitrate===bitrateStart){this._firstLevel=i;_logger.logger.log("manifest loaded,"+levels.length+" level(s) found, first bitrate:"+bitrateStart);break}hls.trigger(_events2.default.MANIFEST_PARSED,{levels:this._levels,firstLevel:this._firstLevel,stats:data.stats,audio:audioCodecFound,video:videoCodecFound})}else hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,details:_errors.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,
446fatal:true,url:hls.url,reason:"no level with compatible codecs found in manifest"});return}},{key:"setLevelInternal",value:function setLevelInternal(newLevel){var levels=this._levels;if(newLevel>=0&&newLevel<levels.length){if(this.timer){clearTimeout(this.timer);this.timer=null}this._level=newLevel;_logger.logger.log("switching to level "+newLevel);this.hls.trigger(_events2.default.LEVEL_SWITCH,{level:newLevel});var level=levels[newLevel];if(level.details===undefined||level.details.live===true){_logger.logger.log("(re)loading playlist for level "+
447newLevel);var urlId=level.urlId;this.hls.trigger(_events2.default.LEVEL_LOADING,{url:level.url[urlId],level:newLevel,id:urlId})}}else this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.OTHER_ERROR,details:_errors.ErrorDetails.LEVEL_SWITCH_ERROR,level:newLevel,fatal:false,reason:"invalid level idx"})}},{key:"onError",value:function onError(data){if(data.fatal)return;var details=data.details,hls=this.hls,levelId=void 0,level=void 0,levelError=false;switch(details){case _errors.ErrorDetails.FRAG_LOAD_ERROR:case _errors.ErrorDetails.FRAG_LOAD_TIMEOUT:case _errors.ErrorDetails.FRAG_LOOP_LOADING_ERROR:case _errors.ErrorDetails.KEY_LOAD_ERROR:case _errors.ErrorDetails.KEY_LOAD_TIMEOUT:levelId=
448data.frag.level;break;case _errors.ErrorDetails.LEVEL_LOAD_ERROR:case _errors.ErrorDetails.LEVEL_LOAD_TIMEOUT:levelId=data.level;levelError=true;break;default:break}if(levelId!==undefined){level=this._levels[levelId];if(level.urlId<level.url.length-1){level.urlId++;level.details=undefined;_logger.logger.warn("level controller,"+details+" for level "+levelId+": switching to redundant stream id "+level.urlId)}else{var recoverable=this._manualLevel===-1&&levelId;if(recoverable){_logger.logger.warn("level controller,"+
449details+": emergency switch-down for next fragment");hls.abrController.nextAutoLevel=0}else if(level&&(level.details&&level.details.live)){_logger.logger.warn("level controller,"+details+" on live stream, discard");if(levelError)this._level=undefined}else if(details!==_errors.ErrorDetails.FRAG_LOAD_ERROR&&details!==_errors.ErrorDetails.FRAG_LOAD_TIMEOUT){_logger.logger.error("cannot recover "+details+" error");this._level=undefined;if(this.timer){clearTimeout(this.timer);this.timer=null}data.fatal=
450true;hls.trigger(_events2.default.ERROR,data)}}}}},{key:"onLevelLoaded",value:function onLevelLoaded(data){if(data.level===this._level){var newDetails=data.details;if(newDetails.live){var reloadInterval=1E3*(newDetails.averagetargetduration?newDetails.averagetargetduration:newDetails.targetduration),curLevel=this._levels[data.level],curDetails=curLevel.details;if(curDetails&&newDetails.endSN===curDetails.endSN){reloadInterval/=2;_logger.logger.log("same live playlist, reload twice faster")}reloadInterval-=
451performance.now()-data.stats.trequest;reloadInterval=Math.max(1E3,Math.round(reloadInterval));_logger.logger.log("live playlist, reload in "+reloadInterval+" ms");this.timer=setTimeout(this.ontick,reloadInterval)}else this.timer=null}}},{key:"tick",value:function tick(){var levelId=this._level;if(levelId!==undefined&&this.canload){var level=this._levels[levelId],urlId=level.urlId;this.hls.trigger(_events2.default.LEVEL_LOADING,{url:level.url[urlId],level:levelId,id:urlId})}}},{key:"levels",get:function get(){return this._levels}},
452{key:"level",get:function get(){return this._level},set:function set(newLevel){var levels=this._levels;if(levels&&levels.length>newLevel)if(this._level!==newLevel||levels[newLevel].details===un

452defined)this.setLevelInternal(newLevel)}},{key:"manualLevel",get:function get(){return this._manualLevel},set:function set(newLevel){this._manualLevel=newLevel;if(this._startLevel===undefined)this._startLevel=newLevel;if(newLevel!==-1)this.level=newLevel}},{key:"firstLevel",get:function get(){return this._firstLevel},
453set:function set(newLevel){this._firstLevel=newLevel}},{key:"startLevel",get:function get(){if(this._startLevel===undefined)return this._firstLevel;else return this._startLevel},set:function set(newLevel){this._startLevel=newLevel}},{key:"nextLoadLevel",get:function get(){if(this._manualLevel!==-1)return this._manualLevel;else return this.hls.abrController.nextAutoLevel},set:function set(nextLevel){this.level=nextLevel;if(this._manualLevel===-1)this.hls.abrController.nextAutoLevel=nextLevel}}]);return LevelController}(_eventHandler2.default);
454exports.default=LevelController},{"../errors":24,"../event-handler":25,"../events":26,"../utils/logger":43}],11:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}
455return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _demuxer=require("../demux/demuxer");var _demuxer2=_interopRequireDefault(_demuxer);var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _logger=require("../utils/logger");
456var _binarySearch=require("../utils/binary-search");var _binarySearch2=_interopRequireDefault(_binarySearch);var _bufferHelper=require("../helper/buffer-helper");var _bufferHelper2=_interopRequireDefault(_bufferHelper);var _levelHelper=require("../helper/level-helper");var _levelHelper2=_interopRequireDefault(_levelHelper);var _errors=require("../errors");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof
457Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&
458superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var State={STOPPED:"STOPPED",STARTING:"STARTING",IDLE:"IDLE",PAUSED:"PAUSED",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_LEVEL:"WAITING_LEVEL",PARSING:"PARSING",PARSED:"PARSED",ENDED:"ENDED",ERROR:"ERROR"};var StreamController=
459function(_EventHandler){_inherits(StreamController,_EventHandler);function StreamController(hls){_classCallCheck(this,StreamController);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(StreamController).call(this,hls,_events2.default.MEDIA_ATTA

459CHED,_events2.default.MEDIA_DETACHING,_events2.default.MANIFEST_LOADING,_events2.default.MANIFEST_PARSED,_events2.default.LEVEL_LOADED,_events2.default.KEY_LOADED,_events2.default.FRAG_LOADED,_events2.default.FRAG_LOAD_EMERGENCY_ABORTED,_events2.default.FRAG_PARSING_INIT_SEGMENT,
460_events2.default.FRAG_PARSING_DATA,_events2.default.FRAG_PARSED,_events2.default.ERROR,_events2.default.BUFFER_CREATED,_events2.default.BUFFER_APPENDED,_events2.default.BUFFER_FLUSHED));_this.config=hls.config;_this.audioCodecSwap=false;_this.ticks=0;_this.ontick=_this.tick.bind(_this);return _this}_createClass(StreamController,[{key:"destroy",value:function destroy(){this.stopLoad();if(this.timer){clearInterval(this.timer);this.timer=null}_eventHandler2.default.prototype.destroy.call(this);this.state=
461State.STOPPED}},{key:"startLoad",value:function startLoad(startPosition){if(this.levels){var media=this.media,lastCurrentTime=this.lastCurrentTime;this.stopLoad();this.demuxer=new _demuxer2.default(this.hls,"main");if(!this.timer)this.timer=setInterval(this.ontick,100);this.level=-1;this.fragLoadError=0;if(media&&lastCurrentTime>0){_logger.logger.log("configure startPosition @"+lastCurrentTime);if(!this.lastPaused){_logger.logger.log("resuming video");media.play()}this.state=State.IDLE}else{this.lastCurrentTime=
462this.startPosition?this.startPosition:startPosition;this.state=State.STARTING}this.nextLoadPosition=this.startPosition=this.lastCurrentTime;this.tick()}else{_logger.logger.warn("cannot start loading as manifest not parsed yet");this.state=State.STOPPED}}},{key:"stopLoad",value:function stopLoad(){var frag=this.fragCurrent;if(frag){if(frag.loader)frag.loader.abort();this.fragCurrent=null}this.fragPrevious=null;if(this.demuxer){this.demuxer.destroy();this.demuxer=null}this.state=State.STOPPED}},{key:"tick",
463value:function tick(){this.ticks++;if(this.ticks===1){this.doTick();if(this.ticks>1)setTimeout(this.tick,1);this.ticks=0}}},{key:"doTick",value:function doTick(){switch(this.state){case State.STARTING:var hls=this.hls;var startLevel=hls.startLevel;if(startLevel===-1){startLevel=0;this.fragBitrateTest=true}this.level=hls.nextLoadLevel=startLevel;this.state=State.WAITING_LEVEL;this.loadedmetadata=false;break;case State.IDLE:if(!this._doTickIdle())return;break;case State.WAITING_LEVEL:var level=this.levels[this.level];
464if(level&&level.details)this.state=State.IDLE;break;case State.FRAG_LOADING_WAITING_RETRY:var now=performance.now();var retryDate=this.retryDate;if(!retryDate||(now>=retryDate||this.media&&this.media.seeking)){_logger.logger.log("mediaController: retryDate reached, switch back to IDLE state");this.state=State.IDLE}break;case State.ERROR:case State.PAUSED:case State.STOPPED:case State.FRAG_LOADING:case State.PARSING:case State.PARSED:case State.ENDED:break;default:break}this._checkBuffer();this._checkFragmentChanged()}},
465{key:"_doTickIdle",value:function _doTickIdle(){var hls=this.hls,config=hls.config;if(!this.media&&(this.startFragRequested||!config.startFragPrefetch))return true;var pos=void 0;if(this.loadedmetadata)pos=this.media.currentTime;else pos=this.nextLoadPosition;var level=hls.nextLoadLevel;var maxBufLen=void 0;if(this.levels[level].hasOwnProperty("bitrate")){maxBufLen=Math.max(8*config.maxBufferSize/this.levels[level].bitrate,config.maxBufferLength);maxBufLen=Math.min(maxBufLen,config.maxMaxBufferLength)}else maxBufLen=
466config.maxBufferLength;var bufferInfo=_bufferHelper2.default.bufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,pos,

466config.maxBufferHole),bufferLen=bufferInfo.len;if(bufferLen>=maxBufLen)return true;_logger.logger.trace("buffer length of "+bufferLen.toFixed(3)+" is below max of "+maxBufLen.toFixed(3)+". checking for more payload ...");hls.nextLoadLevel=level;this.level=level;var levelDetails=this.levels[level].details;if(typeof levelDetails==="undefined"||levelDetails.live&&this.levelLastLoaded!==
467level){this.state=State.WAITING_LEVEL;return true}return this._fetchPayloadOrEos({pos:pos,bufferInfo:bufferInfo,levelDetails:levelDetails})}},{key:"_fetchPayloadOrEos",value:function _fetchPayloadOrEos(_ref){var pos=_ref.pos;var bufferInfo=_ref.bufferInfo;var levelDetails=_ref.levelDetails;var fragPrevious=this.fragPrevious,level=this.level;var fragments=levelDetails.fragments,fragLen=fragments.length,start=fragments[0].start,end=fragments[fragLen-1].start+fragments[fragLen-1].duration,bufferEnd=
468bufferInfo.end,frag=void 0;if(levelDetails.live){frag=this._ensureFragmentAtLivePoint({levelDetails:levelDetails,bufferEnd:bufferEnd,start:start,end:end,fragPrevious:fragPrevious,fragments:fragments,fragLen:fragLen});if(frag===null)return false}else if(bufferEnd<start)frag=fragments[0];if(!frag)frag=this._findFragment({start:start,fragPrevious:fragPrevious,fragLen:fragLen,fragments:fragments,bufferEnd:bufferEnd,end:end,levelDetails:levelDetails});if(frag)return this._loadFragmentOrKey({frag:frag,
469level:level,levelDetails:levelDetails,pos:pos,bufferEnd:bufferEnd});return true}},{key:"_ensureFragmentAtLivePoint",value:function _ensureFragmentAtLivePoint(_ref2){var levelDetails=_ref2.levelDetails;var bufferEnd=_ref2.bufferEnd;var start=_ref2.start;var end=_ref2.end;var fragPrevious=_ref2.fragPrevious;var fragments=_ref2.fragments;var fragLen=_ref2.fragLen;var config=this.hls.config;var frag=void 0;var maxLatency=config.liveMaxLatencyDuration!==undefined?config.liveMaxLatencyDuration:config.liveMaxLatencyDurationCount*
470levelDetails.targetduration;if(bufferEnd<Math.max(start,end-maxLatency)){var targetLatency=config.liveSyncDuration!==undefined?config.liveSyncDuration:config.liveSyncDurationCount*levelDetails.targetduration;var liveSyncPosition=start+Math.max(0,levelDetails.totalduration-targetLatency);_logger.logger.log("buffer end: "+bufferEnd+" is located too far from the end of live sliding playlist, reset currentTime to : "+liveSyncPosition.toFixed(3));bufferEnd=liveSyncPosition;var media=this.media;if(media&&
471(media.readyState&&media.duration>liveSyncPosition))media.currentTime=liveSyncPosition}if(levelDetails.PTSKnown&&bufferEnd>end)return null;if(this.startFragRequested&&!levelDetails.PTSKnown){if(fragPrevious){var targetSN=fragPrevious.sn+1;if(targetSN>=levelDetails.startSN&&targetSN<=levelDetails.endSN){frag=fragments[targetSN-levelDetails.startSN];_logger.logger.log("live playlist, switching playlist, load frag with next SN: "+frag.sn)}}if(!frag){frag=fragments[Math.min(fragLen-1,Math.round(fragLen/
4722))];_logger.logger.log("live playlist, switching playlist, unknown, load middle frag : "+frag.sn)}}return frag}},{key:"_findFragment",value:function _findFragment(_ref3){var start=_ref3.start;var fragPrevious=_ref3.fragPrevious;var fragLen=_ref3.fragLen;var fragments=_ref3.fragments;var bufferEnd=_ref3.bufferEnd;var end=_ref3.end;var levelDetails=_ref3.levelDetails;var config=this.hls.config;var frag=void 0,foundFrag=void 0,maxFragLookUpTolerance=config.maxFragLookUpTolerance;if(bufferEnd<end){if(bufferEnd>
473end-maxFragLookUpTolerance)maxFragLookUpTolerance=0;foundFrag=_binarySearch2.default.search(fragments,function(candidate){if(candidate.start+candidate.duration-maxFragLookUpTolerance<=bufferEnd)return 1;else if(candidate.start-maxFragLookUpTolerance>bufferEnd&&candidate.start)return-1;return 0})}else foundFrag=fragments[fragLen-1];if(foundFrag){frag=foundFrag;start=foundFrag.start;if(fragPrevious&&(frag.level===fragPrevious.level&&frag.sn===fragPrevious.sn))if(frag.sn<levelDetails.endSN){var deltaPTS=
474fragPrevious.deltaPTS,curSNIdx=frag.sn-levelDetails.startSN;if(deltaPTS&&(deltaPTS>config.maxBufferHole&&fragPrevious.dropped)){frag=fragments[curSNIdx-1];_logger.logger.warn("SN just loaded, with large PTS gap between audio and video, maybe frag is not starting with a keyframe ? load previous one to try to overcome this");fragPrevious.loadCounter--}else{frag=fragments[curSNIdx+1];_logger.logger.log("SN just loaded, load next one: "+frag.sn)}}else{if(!levelDetails.live){this.hls.trigger(_events2.default.BUFFER_EOS);
475if(!this.media.seeking)this.state=State.ENDED}frag=null}}return frag}},{key:"_loadFragmentOrKey",value:function _loadFragmentOrKey(_ref4){var frag=_ref4.frag;var level=_ref4.level;var levelDetails=_ref4.levelDetails;var pos=_ref4.pos;var bufferEnd=_ref4.bufferEnd;var hls=this.hls,config=hls.config;if(frag.decryptdata.uri!=null&&frag.decryptdata.key==null){_logger.logger.log("Loading key for "+frag.sn+" of ["+levelDetails.startSN+" ,"+levelDetails.endSN+"],level "+level);this.state=State.KEY_LOADING;
476hls.trigger(_events2.default.KEY_LOADING,{frag:frag})}else{_logger.logger.log("Loading "+frag.sn+" of ["+levelDetails.startSN+" ,"+levelDetails.endSN+"],level "+level+", currentTime:"+pos+",bufferEnd:"+bufferEnd.toFixed(3));if(this.fragLoadIdx!==undefined)this.fragLoadIdx++;else this.fragLoadIdx=0;if(frag.loadCounter){frag.loadCounter++;var maxThreshold=config.fragLoadingLoopThreshold;if(frag.loadCounter>maxThreshold&&Math.abs(this.fragLoadIdx-frag.loadIdx)<maxThreshold){hls.trigger(_events2.default.ERROR,
477{type:_errors.ErrorTypes.MEDIA_ERROR,details:_errors.ErrorDetails.FRAG_LOOP_LOADING_ERROR,fatal:false,frag:frag});return false}}else frag.loadCounter=1;frag.loadIdx=this.fragLoadIdx;frag.autoLevel=hls.autoLevelEnabled;this.fragCurrent=frag;this.startFragRequested=true;hls.trigger(_events2.default.FRAG_LOADING,{frag:frag});this.state=State.FRAG_LOADING;return true}}},{key:"getBufferRange",value:function getBufferRange(position){var i,range,bufferRange=this.bufferRange;if(bufferRange)for(i=bufferRange.length-
4781;i>=0;i--){range=bufferRange[i];if(position>=range.start&&position<=range.end)return range}return null}},{key:"followingBufferRange",value:function followingBufferRange(range){if(range)return this.getBufferRange(range.end+0.5);return null}},{key:"isBuffered",value:function isBuffered(position){var media=this.media;if(media){var buffered=media.buffered;for(var i=0;i<buffered.length;i++)if(position>=buffered.start(i)&&position<=buffered.end(i))return true}return false}},{key:"_checkFragmentChanged",
479value:function _checkFragmentChanged(){var rangeCurrent,currentTime,video=this.media;if(video&&video.seeking===false){currentTime=video.currentTime;if(currentTime>video.playbackRate*this.lastCurrentTime)this.lastCurrentTime=currentTime;if(this.isBuffered(currentTime))rangeCurrent=this.getBufferRange(currentTime);else if(this.isBuffered(currentTime+0.1))rangeCurrent=this.getBufferRange(currentTime+0.1);if(rangeCurrent){var fragPlaying=rangeCurrent.frag;if(fragPlaying!==this.fragPlaying){this.fragPlaying=
480fragPlaying;this.hls.trigger(_events2.default.FRAG_CHANGED,{frag:fragPlaying})}}}}},{key:"immediateLevelSwitch",value:function immediateLevelSwitch(){_logger.logger.log("immediateLevelSwitch");if(!this.immediateSwitch){this.immediateSwitch=true;var media=this.media,previouslyPaused=void 0;if(media){previouslyPaused=media.paused;media.pause()}else previouslyPaused=true;this.previouslyPaused=previouslyPaused}var fragCurrent=this.fragCurrent;if(fragCurrent&&fragCurrent.loader)fragCurrent.loader.abort();
481this.fragCurrent=null;this.state=State.PAUSED;this.hls.trigger(_events2.default.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY})}},{key:"immediateLevelSwitchEnd",value:function immediateLevelSwitchEnd(){this.immediateSwitch=false;var media=this.media;if(media&&media.readyState){media.currentTime-=1E-4;if(!this.previouslyPaused)media.play()}}},{key:"nextLevelSwitch",value:function nextLevelSwitch(){var media=this.media;if(media&&media.readyState){var fetchdelay=void 0,currentRange=
482void 0,nextRange=void 0;this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold;currentRange=this.getBufferRange(media.currentTime);if(currentRange&&currentRange.start>1){this.state=State.PAUSED;this.hls.trigger(_events2.default.BUFFER_FLUSHING,{startOffset:0,endOffset:currentRange.start-1})}if(!media.paused){var nextLevelId=this.hls.nextLoadLevel,nextLevel=this.levels[nextLevelId],fragLastKbps=this.fragLastKbps;if(fragLastKbps&&this.fragCurrent)fetchdelay=this.fragCurrent.duration*nextLevel.bitrate/
483(1E3*fragLastKbps)+1;else fetchdelay=0}else fetchdelay=0;nextRange=this.getBufferRange(media.currentTime+fetchdelay);if(nextRange){nextRange=this.followingBufferRange(nextRange);if(nextRange){var fragCurrent=this.fragCurrent;if(fragCurrent&&fragCurrent.loader)fragCurrent.loader.abort();this.fragCurrent=null;this.state=State.PAUSED;this.hls.trigger(_events2.default.BUFFER_FLUSHING,{startOffset:nextRange.start,endOffset:Number.POSITIVE_INFINITY})}}}}},{key:"onMediaAttached",value:function onMediaAttached(data){var media=
484this.media=data.media;this.onvseeking=this.onMediaSeeking.bind(this);this.onvseeked=this.onMediaSeeked.bind(this);this.onvended=this.onMediaEnded.bind(this);media.addEventListener("seeking",this.onvseeking);media.addEventListener("seeked",this.onvseeked);media.addEventListener("ended",this.onvended);var config=this.config;if(this.levels&&config.autoStartLoad)this.hls.startLoad(config.startPosition)}},{key:"onMediaDetaching",value:function onMediaDetaching(){var media=this.media;if(media&&media.ended){_logger.logger.log("MSE detaching and video ended, reset startPosition");
485this.startPosition=this.lastCurrentTime=0}var levels=this.levels;

485if(levels)levels.forEach(function(level){if(level.details)level.details.fragments.forEach(function(fragment){fragment.loadCounter=undefined})});if(media){media.removeEventListener("seeking",this.onvseeking);media.removeEventListener("seeked",this.onvseeked);media.removeEventListener("ended",this.onvended);this.onvseeking=this.onvseeked=this.onvended=null}this.media=null;this.loadedmetadata=false;this.stopLoad()}},{key:"onMediaSeeking",
486value:function onMediaSeeking(){_logger.logger.log("media seeking to "+this.media.currentTime);if(this.state===State.FRAG_LOADING){if(_bufferHelper2.default.bufferInfo(this.media,this.media.currentTime,this.config.maxBufferHole).len===0){_logger.logger.log("seeking outside of buffer while fragment load in progress, cancel fragment load");var fragCurrent=this.fragCurrent;if(fragCurrent){if(fragCurrent.loader)fragCurrent.loader.abort();this.fragCurrent=null}this.fragPrevious=null;this.state=State.IDLE}}else if(this.state===
487State.ENDED)this.state=State.IDLE;if(this.media)this.lastCurrentTime=this.media.currentTime;if(this.state!==State.FRAG_LOADING&&this.fragLoadIdx!==undefined)this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold;this.tick()}},{key:"onMediaSeeked",value:function onMediaSeeked(){_logger.logger.log("media seeked to "+this.media.currentTime);this.tick()}},{key:"onMediaEnded",value:function onMediaEnded(){_logger.logger.log("media ended");this.startPosition=this.lastCurrentTime=0}},{key:"onManifestLoading",
488value:function onManifestLoading(){_logger.logger.log("trigger BUFFER_RESET");this.hls.trigger(_events2.default.BUFFER_RESET);this.bufferRange=[];this.stalled=false}},{key:"onManifestParsed",value:function onManifestParsed(data){var aac=false,heaac=false,codec;data.levels.forEach(function(level){codec=level.audioCodec;if(codec){if(codec.indexOf("mp4a.40.2")!==-1)aac=true;if(codec.indexOf("mp4a.40.5")!==-1)heaac=true}});this.audioCodecSwitch=aac&&heaac;if(this.audioCodecSwitch)_logger.logger.log("both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC");
489this.levels=data.levels;this.startLevelLoaded=false;this.startFragRequested=false;var config=this.config;if(config.autoStartLoad)this.hls.startLoad(config.startPosition)}},{key:"onLevelLoaded",value:function onLevelLoaded(data){var newDetails=data.details,newLevelId=data.level,curLevel=this.levels[newLevelId],duration=newDetails.totalduration,sliding=0;_logger.logger.log("level "+newLevelId+" loaded ["+newDetails.startSN+","+newDetails.endSN+"],duration:"+duration);this.levelLastLoaded=newLevelId;
490if(newDetails.live){var curDetails=curLevel.details;if(curDetails){_levelHelper2.default.mergeDetails(curDetails,newDetails);sliding=newDetails.fragments[0].start;if(newDetails.PTSKnown)_logger.logger.log("live playlist sliding:"+sliding.toFixed(3));else _logger.logger.log("live playlist - outdated PTS, unknown sliding")}else{newDetails.PTSKnown=false;_logger.logger.log("live playlist - first load, unknown sliding")}}else newDetails.PTSKnown=false;curLevel.details=newDetails;this.hls.trigger(_events2.default.LEVEL_UPDATED,
491{details:newDetails,level:newLevelId});if(this.startFragRequested===false){if(this.startPosition===-1){var startTimeOffset=newDetails.startTimeOffset;if(!isNaN(startTimeOffset)){_logger.logger.log("start time offset found in playlist, adjust startPosition to "+startTimeOffset);this.startPosition=startTimeOffset}else if(newDetails.live){var targetLatency=this.config.liveSyncDuration!==undefined?this.config.liveSyncDuration:this.config.liveSyncDurationCount*newDetails.targetduration;this.startPosition=
492Math.max(0,sliding+duration-targetLatency)}else this.startPosition=0}this.nextLoadPosition=this.startPosition}if(this.state===State.WAITING_LEVEL)this.state=State.IDLE;this.tick()}},{key:"onKeyLoaded",value:function onKeyLoaded(){if(this.state===State.KEY_LOADING){this.state=State.IDLE;this.tick()}}},{key:"onFragLoaded",value:function onFragLoaded(data){var fragCurrent=this.fragCurrent;if(this.state===State.FRAG_LOADING&&(fragCurrent&&(data.frag.type==="main"&&(data.frag.level===fragCurrent.level&&
493data.frag.sn===fragCurrent.sn)))){_logger.logger.log("Loaded  "+fragCurrent.sn+" of level "+fragCurrent.level);if(this.fragBitrateTest===true){this.state=State.IDLE;this.fragBitrateTest=false;this.startFragRequested=false;data.stats.tparsed=data.stats.tbuffered=performance.now();this.hls.trigger(_events2.default.FRAG_BUFFERED,{stats:data.stats,frag:fragCurrent,id:"main"})}else{this.state=State.PARSING;this.stats=data.stats;var currentLevel=this.levels[this.level],details=currentLevel.details,duration=
494details.totalduration,start=fragCurrent.startDTS!==undefined?fragCurrent.startDTS:fragCurrent.start,level=fragCurrent.level,sn=fragCurrent.sn,audioCodec=this.config.defaultAudioCodec||currentLevel.audioCodec;if(this.audioCodecSwap){_logger.logger.log("swapping playlist audio codec");if(audioCodec===undefined)audioCodec=this.lastAudioCodec;if(audioCodec)if(audioCodec.indexOf("mp4a.40.5")!==-1)audioCodec="mp4a.40.2";else audioCodec="mp4a.40.5"}this.pendingAppending=0;_logger.logger.log("Demuxing "+
495sn+" of ["+details.startSN+" ,"+details.endSN+"],level "+level+", cc "+fragCurrent.cc);var demuxer=this.demuxer;

495if(demuxer)demuxer.push(data.payload,audioCodec,currentLevel.videoCodec,start,fragCurrent.cc,level,sn,duration,fragCurrent.decryptdata)}}this.fragLoadError=0}},{key:"onFragParsingInitSegment",value:function onFragParsingInitSegment(data){var fragCurrent=this.fragCurrent;if(fragCurrent&&(data.id==="main"&&(data.sn===fragCurrent.sn&&(data.level===fragCurrent.level&&this.state===State.PARSING)))){var tracks=
496data.tracks,trackName,track;track=tracks.audio;if(track){var audioCodec=this.levels[this.level].audioCodec,ua=navigator.userAgent.toLowerCase();if(audioCodec&&this.audioCodecSwap){_logger.logger.log("swapping playlist audio codec");if(audioCodec.indexOf("mp4a.40.5")!==-1)audioCodec="mp4a.40.2";else audioCodec="mp4a.40.5"}if(this.audioCodecSwitch)if(track.metadata.channelCount!==1&&ua.indexOf("firefox")===-1)audioCodec="mp4a.40.5";if(ua.indexOf("android")!==-1){audioCodec="mp4a.40.2";_logger.logger.log("Android: force audio codec to"+
497audioCodec)}track.levelCodec=audioCodec;track.id=data.id}track=tracks.video;if(track){track.levelCodec=this.levels[this.level].videoCodec;track.id=data.id}if(data.unique){var mergedTrack={codec:"",levelCodec:""};for(trackName in data.tracks){track=tracks[trackName];mergedTrack.container=track.container;if(mergedTrack.codec){mergedTrack.codec+=",";mergedTrack.levelCodec+=","}if(track.codec)mergedTrack.codec+=track.codec;if(track.levelCodec)mergedTrack.levelCodec+=track.levelCodec}tracks={audiovideo:mergedTrack}}this.hls.trigger(_events2.default.BUFFER_CODECS,
498tracks);for(trackName in tracks){track=tracks[trackName];_logger.logger.log("track:"+trackName+",container:"+track.container+",codecs[level/parsed]=["+track.levelCodec+"/"+track.codec+"]");var initSegment=track.initSegment;if(initSegment){this.pendingAppending++;this.hls.trigger(_events2.default.BUFFER_APPENDING,{type:trackName,data:initSegment,parent:"main"})}}this.tick()}}},{key:"onFragParsingData",value:function onFragParsingData(data){var _this2=this;var fragCurrent=this.fragCurrent;if(fragCurrent&&
499(data.id==="main"&&(data.sn===fragCurrent.sn&&(data.level===fragCurrent.level&&this.state===State.PARSING)))){var level=this.levels[this.level],frag=this.fragCurrent;_logger.logger.log("parsed "+data.type+",PTS:["+data.startPTS.toFixed(3)+","+data.endPTS.toFixed(3)+"],DTS:["+data.startDTS.toFixed(3)+"/"+data.endDTS.toFixed(3)+"],nb:"+data.nb+",dropped:"+(data.dropped||0));var drift=_levelHelper2.default.updateFragPTSDTS(level.details,frag.sn,data.startPTS,data.endPTS,data.startDTS,data.endDTS),hls=
500this.hls;hls.trigger(_events2.default.LEVEL_PTS_UPDATED,{details:level.details,level:this.level,drift:drift});if(data.type==="video")frag.dropped=data.dropped;[data.data1,data.data2].forEach(function(buffer){if(buffer){_this2.pendingAppending++;hls.trigger(_events2.default.BUFFER_APPENDING,{type:data.type,data:buffer,parent:"main"})}});this.nextLoadPosition=data.endPTS;this.bufferRange.push({type:data.type,start:data.startPTS,end:data.endPTS,frag:frag});this.tick()}}},{key:"onFragParsed",value:function onFragParsed(data){var fragCurrent=
501this.fragCurrent;if(fragCurrent&&(data.id==="main"&&(data.sn===fragCurrent.sn&&(data.level===fragCurrent.level&&this.state===State.PARSING)))){this.stats.tparsed=performance.now();this.state=State.PARSED;this._checkAppendedParsed()}}},{key:"onBufferCreated",value:function onBufferCreated(data){var tracks=data.tracks,mediaTrack=void 0,name=void 0,alternate=false;for(var type in tracks){var track=tracks[type];if(track.id==="main"){name=type;mediaTrack=track}else alternate=true}if(alternate&&mediaTrack){_logger.logger.log("alternate track found, use "+
502name+".buffered to schedule main fragment loading");this.mediaBuffer=mediaTrack.buffer}else this.mediaBuffer=this.media}},{key:"onBufferAppended",value:function onBufferAppended(data){if(data.parent==="main")switch(this.state){case State.PARSING:case State.PARSED:this.pendingAppending--;this._checkAppendedParsed();break;default:break}}},{key:"_checkAppendedParsed",value:function _checkAppendedParsed(){if(this.state===State.PARSED&&this.pendingAppending===0){var frag=this.fragCurrent,stats=this.stats;
503if(frag){this.fragPrevious=frag;stats.tbuffered=performance.now();this.fragLastKbps=Math.round(8*stats.length/(stats.tbuffered-stats.tfirst));this.hls.trigger(_events2.default.FRAG_BUFFERED,{stats:stats,frag:frag,id:"main"});var media=this.mediaBuffer?this.mediaBuffer:this.media;_logger.logger.log("main buffered : "+this.timeRangesToString(media.buffered));this.state=State.IDLE}this.tick()}}},{key:"onError",value:function onError(data){switch(data.details){case _errors.ErrorDetails.FRAG_LOAD_ERROR:case _errors.ErrorDetails.FRAG_LOAD_TIMEOUT:if(!data.fatal){var loadError=
504this.fragLoadError;if(loadError)loadError++;else loadError=1;

504if(loadError<=this.config.fragLoadingMaxRetry){this.fragLoadError=loadError;data.frag.loadCounter=0;var delay=Math.min(Math.pow(2,loadError-1)*this.config.fragLoadingRetryDelay,64E3);_logger.logger.warn("mediaController: frag loading failed, retry in "+delay+" ms");this.retryDate=performance.now()+delay;this.state=State.FRAG_LOADING_WAITING_RETRY}else{_logger.logger.error("mediaController: "+data.details+" reaches max retry, redispatch as fatal ...");
505data.fatal=true;this.hls.trigger(_events2.default.ERROR,data);this.state=State.ERROR}}break;case _errors.ErrorDetails.FRAG_LOOP_LOADING_ERROR:case _errors.ErrorDetails.LEVEL_LOAD_ERROR:case _errors.ErrorDetails.LEVEL_LOAD_TIMEOUT:case _errors.ErrorDetails.KEY_LOAD_ERROR:case _errors.ErrorDetails.KEY_LOAD_TIMEOUT:if(this.state!==State.ERROR){this.state=data.fatal?State.ERROR:State.IDLE;_logger.logger.warn("mediaController: "+data.details+" while loading frag,switch to "+this.state+" state ...")}break;
506case _errors.ErrorDetails.BUFFER_FULL_ERROR:if(this.state===State.PARSING||this.state===State.PARSED){this.config.maxMaxBufferLength/=2;_logger.logger.warn("reduce max buffer length to "+this.config.maxMaxBufferLength+"s and switch to IDLE state");this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold;this.state=State.IDLE}break;default:break}}},{key:"_checkBuffer",value:function _checkBuffer(){var media=this.media;if(media&&media.readyState){var currentTime=media.currentTime,buffered=media.buffered;
507if(!this.loadedmetadata&&buffered.length){this.loadedmetadata=true;var startPosition=this.startPosition;if(!currentTime&&currentTime!==startPosition)if(startPosition){_logger.logger.log("target start position:"+startPosition);var bufferStart=buffered.start(0),bufferEnd=buffered.end(0);if(startPosition<bufferStart||startPosition>bufferEnd){startPosition=bufferStart;_logger.logger.log("target start position not buffered, seek to buffered.start(0) "+bufferStart)}_logger.logger.log("adjust currentTime from "+
508currentTime+" to "+startPosition);media.currentTime=startPosition}}else{var bufferInfo=_bufferHelper2.default.bufferInfo(media,currentTime,0),expectedPlaying=!(media.paused||(media.ended||media.buffered.length===0)),jumpThreshold=0.4,playheadMoving=currentTime>media.playbackRate*this.lastCurrentTime;if(this.stalled&&playheadMoving){this.stalled=false;_logger.logger.log("playback not stuck anymore @"+currentTime)}if(expectedPlaying&&bufferInfo.len<=jumpThreshold){if(playheadMoving){jumpThreshold=0;
509this.seekHoleNudgeDuration=0}else if(!this.stalled){this.seekHoleNudgeDuration=0;_logger.logger.log("playback seems stuck @"+currentTime);this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,details:_errors.ErrorDetails.BUFFER_STALLED_ERROR,fatal:false});this.stalled=true}else this.seekHoleNudgeDuration+=this.config.seekHoleNudgeDuration;if(bufferInfo.len<=jumpThreshold){var nextBufferStart=bufferInfo.nextStart,delta=nextBufferStart-currentTime;if(nextBufferStart&&(delta<this.config.maxSeekHole&&
510delta>0)){_logger.logger.log("adjust currentTime from "+media.currentTime+" to next buffered @ "+nextBufferStart+" + nudge "+this.seekHoleNudgeDuration);var hole=nextBufferStart+this.seekHoleNudgeDuration-media.currentTime;media.currentTime=nextBufferStart+this.seekHoleNudgeDuration;this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,details:_errors.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:false,hole:hole})}}}}}}},{key:"onFragLoadEmergencyAborted",value:function onFragLoadEmergencyAborted(){this.state=
511State.IDLE;this.tick()}},{key:"onBufferFlushed",value:function onBufferFlushed(){var newRange=[],range,i;for(i=0;i<this.bufferRange.length;i++){range=this.bufferRange[i];if(this.isBuffered((range.start+range.end)/2))newRange.push(range)}this.bufferRange=newRange;if(this.immediateSwitch)this.immediateLevelSwitchEnd();this.fragLoadIdx+=2*this.config.fragLoadingLoopThreshold;this.state=State.IDLE;this.fragPrevious=null}},{key:"swapAudioCodec",value:function swapAudioCodec(){this.audioCodecSwap=!this.audioCodecSwap}},
512{key:"timeRangesToString",value:function timeRangesToString(r){var log="",len=r.length;for(var i=0;i<len;i++)log+="["+r.start(i)+","+r.end(i)+"]";return log}},{key:"state",set:function set(nextState){if(this.state!==nextState){var previousState=this.state;this._state=nextState;_logger.logger.log("engine state transition from "+previousState+" to "+nextState);this.hls.trigger(_events2.default.STREAM_STATE_TRANSITION,{previousState:previousState,nextState:nextState})}},get:function get(){return this._state}},

513{key:"currentLevel",get:function get(){if(this.media){var range=this.getBufferRange(this.media.currentTime);if(range)return range.frag.level}return-1}},{key:"nextBufferRange",get:function get(){if(this.media)return this.followingBufferRange(this.getBufferRange(this.media.currentTime));else return null}},{key:"nextLevel",get:function get(){var range=this.nextBufferRange;if(range)return range.frag.level;else return-1}}]);return StreamController}(_eventHandler2.default);exports.default=StreamController},
514{"../demux/demuxer":20,"../errors":24,"../event-handler":25,"../events":26,"../helper/buffer-helper":28,"../helper/level-helper":29,"../utils/binary-search":39,"../utils/logger":43}],12:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=
515true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _cea608Parser=require("../utils/cea-608-parser");var _cea608Parser2=
516_interopRequireDefault(_cea608Parser);var _cues=require("../utils/cues");var _cues2=_interopRequireDefault(_cues);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call===
517"object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var TimelineController=
518function(_EventHandler){_inherits(TimelineController,_EventHandler);function TimelineController(hls){_classCallCheck(this,TimelineController);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(TimelineController).call(this,hls,_events2.default.MEDIA_ATTA

518CHING,_events2.default.MEDIA_DETACHING,_events2.default.FRAG_PARSING_USERDATA,_events2.default.MANIFEST_LOADING,_events2.default.FRAG_LOADED,_events2.default.LEVEL_SWITCH));_this.hls=hls;_this.config=hls.config;_this.enabled=true;if(_this.config.enableCEA708Captions){var self=
519_this;var channel1={"newCue":function newCue(startTime,endTime,screen){if(!self.textTrack1)self.textTrack1=self.createTextTrack("captions","Unknown CC1","en");_cues2.default.newCue(self.textTrack1,startTime,endTime,screen)}};var channel2={"newCue":function newCue(startTime,endTime,screen){if(!self.textTrack2)self.textTrack2=self.createTextTrack("captions","Unknown CC2","es");_cues2.default.newCue(self.textTrack2,startTime,endTime,screen)}};_this.cea608Parser=new _cea608Parser2.default(0,channel1,
520channel2)}return _this}_createClass(TimelineController,[{key:"clearCurrentCues",value:function clearCurrentCues(track){if(track&&track.cues)while(track.cues.length>0)track.removeCue(track.cues[0])}},{key:"createTextTrack",value:function createTextTrack(kind,label,lang){if(this.media)return this.media.addTextTrack(kind,label,lang)}},{key:"destroy",value:function destroy(){_eventHandler2.default.prototype.destroy.call(this)}},{key:"onMediaAttaching",value:function onMediaAttaching(data){this.media=
521data.media}},{key:"onMediaDetaching",value:function onMediaDetaching(){}},{key:"onManifestLoading",value:function onManifestLoading(){this.lastPts=Number.NEGATIVE_INFINITY}},{key:"onLevelSwitch",value:function onLevelSwitch(){if(this.hls.currentLevel.closedCaptions==="NONE")this.enabled=false;else this.enabled=true}},{key:"onFragLoaded",value:function onFragLoaded(data){if(data.frag.type==="main"){var pts=data.frag.start;if(pts<=this.lastPts){this.clearCurrentCues(this.textTrack1);this.clearCurrentCues(this.textTrack2)}this.lastPts=
522pts}}},{key:"onFragParsingUserdata",value:function onFragParsingUserdata(data){if(this.enabled)for(var i=0;i<data.samples.length;i++){var ccdatas=this.extractCea608Data(data.samples[i].bytes);this.cea608Parser.addData(data.samples[i].pts,ccdatas)}}},{key:"extractCea608Data",value:function extractCea608Data(byteArray){var count=byteArray[0]&31;var position=2;var tmpByte,ccbyte1,ccbyte2,ccValid,ccType;var actualCCBytes=[];for(var j=0;j<count;j++){tmpByte=byteArray[position++];ccbyte1=127&byteArray[position++];
523ccbyte2=127&byteArray[position++];ccValid=(4&tmpByte)===0?false:true;ccType=3&tmpByte;if(ccbyte1===0&&ccbyte2===0)continue;if(ccValid)if(ccType===0){actualCCBytes.push(ccbyte1);actualCCBytes.push(ccbyte2)}}return actualCCBytes}}]);return TimelineController}(_eventHandler2.default);exports.default=TimelineController},{"../event-handler":25,"../events":26,"../utils/cea-608-parser":40,"../utils/cues":41}],13:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=
524function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _classCallCheck(instance,
525Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var AES=function(){function AES(key){_classCallCheck(this,AES);this._tables=[[[],[],[],[],[]],[[],[],[],[],[]]];this._precompute();var i,j,tmp,encKey,decKey,sbox=this._tables[0][4],decTable=this._tables[1],keyLen=key.length,rcon=1;if(keyLen!==4&&(keyLen!==6&&keyLen!==8))throw new Error("Invalid aes key size="+keyLen);encKey=key.slice(0);decKey=[];this._key=[encKey,decKey];for(i=keyLen;i<4*
526keyLen+28;i++){tmp=encKey[i-1];if(i%keyLen===0||keyLen===8&&i%keyLen===4){tmp=sbox[tmp>>>24]<<24^sbox[tmp>>16&255]<<16^sbox[tmp>>8&255]<<8^sbox[tmp&255];if(i%keyLen===0){tmp=tmp<<8^tmp>>>24^rcon<<24;rcon=rcon<<1^(rcon>>7)*283}}encKey[i]=encKey[i-keyLen]^tmp}for(j=0;i;j++,i--){tmp=encKey[j&3?i:i-4];if(i<=4||j<4)decKey[j]=tmp;else decKey[j]=decTable[0][sbox[tmp>>>24]]^decTable[1][sbox[tmp>>16&255]]^decTable[2][sbox[tmp>>8&255]]^decTable[3][sbox[tmp&255]]}}_createClass(AES,[{key:"_precompute",value:function _precompute(){var encTable=
527this._tables[0],decTable=this._tables[1],sbox=encTable[4],sboxInv=decTable[4],i,x,xInv,d=[],th=[],x2,x4,x8,s,tEnc,tDec;for(i=0;i<256;i++)th[(d[i]=i<<1^(i>>7)*283)^i]=i;for(x=xInv=0;!sbox[x];x^=x2||1,xInv=th[xInv]||1){s=xInv^xInv<<1^xInv<<2^xInv<<3^xInv<<4;s=s>>8^s&255^99;sbox[x]=s;sboxInv[s]=x;x8=d[x4=d[x2=d[x]]];tDec=x8*16843009^x4*65537^x2*257^x*16843008;tEnc=d[s]*257^s*16843008;for(i=0;i<4;i++){encTable[i][x]=tEnc=tEnc<<24^tEnc>>>8;decTable[i][s]=tDec=tDec<<24^tDec>>>8}}for(i=0;i<5;i++){encTable[i]=
528encTable[i].slice(0);decTable[i]=decTable[i].slice(0)}}},{key:"decrypt",value:function decrypt(encrypted0,encrypted1,encrypted2,encrypted3,out,offset){var key=this._key[1],a=encrypted0^key[0],b=encrypted3^key[1],c=encrypted2^key[2],d=encrypted1^key[3],a2,b2,c2,nInnerRounds=key.length/4-2,i,kIndex=4,table=this._tables[1],table0=table[0],table1=table[1],table2=table[2],table3=table[3],sbox=table[4];for(i=0;i<nInnerRounds;i++){a2=table0[a>>>24]^table1[b>>16&255]^table2[c>>8&255]^table3[d&255]^key[kIndex];
529b2=table0[b>>>24]^table1[c>>16&255]^table2[d>

529>8&255]^table3[a&255]^key[kIndex+1];c2=table0[c>>>24]^table1[d>>16&255]^table2[a>>8&255]^table3[b&255]^key[kIndex+2];d=table0[d>>>24]^table1[a>>16&255]^table2[b>>8&255]^table3[c&255]^key[kIndex+3];kIndex+=4;a=a2;b=b2;c=c2}for(i=0;i<4;i++){out[(3&-i)+offset]=sbox[a>>>24]<<24^sbox[b>>16&255]<<16^sbox[c>>8&255]<<8^sbox[d&255]^key[kIndex++];a2=a;a=b;b=c;c=d;d=a2}}}]);return AES}();exports.default=AES},{}],14:[function(require,module,exports){Object.defineProperty(exports,
530"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);
531return Constructor}}();var _aes=require("./aes");var _aes2=_interopRequireDefault(_aes);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var AES128Decrypter=function(){function AES128Decrypter(key,initVector){_classCallCheck(this,AES128Decrypter);this.key=key;this.iv=initVector}_createClass(AES128Decrypter,[{key:"ntoh",value:function ntoh(word){return word<<
53224|(word&65280)<<8|(word&16711680)>>8|word>>>24}},{key:"doDecrypt",value:function doDecrypt(encrypted,key,initVector){var encrypted32=new Int32Array(encrypted.buffer,encrypted.byteOffset,encrypted.byteLength>>2),decipher=new _aes2.default(Array.prototype.slice.call(key)),decrypted=new Uint8Array(encrypted.byteLength),decrypted32=new Int32Array(decrypted.buffer),init0,init1,init2,init3,encrypted0,encrypted1,encrypted2,encrypted3,wordIx;init0=~~initVector[0];init1=~~initVector[1];init2=~~initVector[2];
533init3=~~initVector[3];for(wordIx=0;wordIx<encrypted32.length;wordIx+=4){encrypted0=~~this.ntoh(encrypted32[wordIx]);encrypted1=~~this.ntoh(encrypted32[wordIx+1]);encrypted2=~~this.ntoh(encrypted32[wordIx+2]);encrypted3=~~this.ntoh(encrypted32[wordIx+3]);decipher.decrypt(encrypted0,encrypted1,encrypted2,encrypted3,decrypted32,wordIx);decrypted32[wordIx]=this.ntoh(decrypted32[wordIx]^init0);decrypted32[wordIx+1]=this.ntoh(decrypted32[wordIx+1]^init1);decrypted32[wordIx+2]=this.ntoh(decrypted32[wordIx+
5342]^init2);decrypted32[wordIx+3]=this.ntoh(decrypted32[wordIx+3]^init3);init0=encrypted0;init1=encrypted1;init2=encrypted2;init3=encrypted3}return decrypted}},{key:"localDecrypt",value:function localDecrypt(encrypted,key,initVector,decrypted){var bytes=this.doDecrypt(encrypted,key,initVector);decrypted.set(bytes,encrypted.byteOffset)}},{key:"decrypt",value:function decrypt(encrypted){var step=4*8E3,encrypted32=new Int32Array(encrypted),decrypted=new Uint8Array(encrypted.byteLength),i=0;var key=this.key;
535var initVector=this.iv;this.localDecrypt(encrypted32.subarray(i,i+step),key,initVector,decrypted);for(i=step;i<encrypted32.length;i+=step){initVector=new Uint32Array([this.ntoh(encrypted32[i-4]),this.ntoh(encrypted32[i-3]),this.ntoh(encrypted32[i-2]),this.ntoh(encrypted32[i-1])]);this.localDecrypt(encrypted32.subarray(i,i+step),key,initVector,decrypted)}return decrypted}}]);return AES128Decrypter}();exports.default=AES128Decrypter},{"./aes":13}],15:[function(require,module,exports){Object.defineProperty(exports,
536"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);
537return Constructor}}();var _aes128Decrypter=require("./aes128-decrypter");var _aes128Decrypter2=_interopRequireDefault(_aes128Decrypter);var _errors=require("../errors");var _logger=require("../utils/logger");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var Decrypter=function(){function Decrypter(hls){_classCallCheck(this,
538Decrypter);this.hls=hls;try{var browserCrypto=window?window.crypto:crypto;this.subtle=browserCrypto.subtle||browserCrypto.webkitSubtle;this.disableWebCrypto=!this.subtle}catch(e){this.disableWebCrypto=true}}_createClass(Decrypter,[{key:"destroy",value:function destroy(){}},{key:"decrypt",value:function decrypt(data,key,iv,callback){if(this.disableWebCrypto&&this.hls.config.enableSoftw

538areAES)this.decryptBySoftware(data,key,iv,callback);else this.decryptByWebCrypto(data,key,iv,callback)}},{key:"decryptByWebCrypto",
539value:function decryptByWebCrypto(data,key,iv,callback){var _this=this;_logger.logger.log("decrypting by WebCrypto API");this.subtle.importKey("raw",key,{name:"AES-CBC",length:128},false,["decrypt"]).then(function(importedKey){_this.subtle.decrypt({name:"AES-CBC",iv:iv.buffer},importedKey,data).then(callback).catch(function(err){_this.onWebCryptoError(err,data,key,iv,callback)})}).catch(function(err){_this.onWebCryptoError(err,data,key,iv,callback)})}},{key:"decryptBySoftware",value:function decryptBySoftware(data,
540key8,iv8,callback){_logger.logger.log("decrypting by JavaScript Implementation");var view=new DataView(key8.buffer);var key=new Uint32Array([view.getUint32(0),view.getUint32(4),view.getUint32(8),view.getUint32(12)]);view=new DataView(iv8.buffer);var iv=new Uint32Array([view.getUint32(0),view.getUint32(4),view.getUint32(8),view.getUint32(12)]);var decrypter=new _aes128Decrypter2.default(key,iv);callback(decrypter.decrypt(data).buffer)}},{key:"onWebCryptoError",value:function onWebCryptoError(err,data,
541key,iv,callback){if(this.hls.config.enableSoftwareAES){_logger.logger.log("disabling to use WebCrypto API");this.disableWebCrypto=true;this.decryptBySoftware(data,key,iv,callback)}else{_logger.logger.error("decrypting error : "+err.message);this.hls.trigger(Event.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,details:_errors.ErrorDetails.FRAG_DECRYPT_ERROR,fatal:true,reason:err.message})}}}]);return Decrypter}();exports.default=Decrypter},{"../errors":24,"../utils/logger":43,"./aes128-decrypter":14}],
54216:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,
543protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _adts=require("./adts");var _adts2=_interopRequireDefault(_adts);var _logger=require("../utils/logger");var _id=require("../demux/id3");var _id2=_interopRequireDefault(_id);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var AACDemuxer=
544function(){function AACDemuxer(observer,id,remuxerClass,config){_classCallCheck(this,AACDemuxer);this.observer=observer;this.id=id;this.remuxerClass=remuxerClass;this.config=config;this.remuxer=new this.remuxerClass(observer,id,config);this.insertDiscontinuity()}_createClass(AACDemuxer,[{key:"insertDiscontinuity",value:function insertDiscontinuity(){this._aacTrack={container:"audio/adts",type:"audio",id:-1,sequenceNumber:0,samples:[],len:0}}},{key:"push",value:function push(data,audioCodec,videoCodec,
545timeOffset,cc,level,sn,duration){var track,id3=new _id2.default(data),pts=90*id3.timeStamp,config,frameLength,frameDuration,frameIndex,offset,headerLength,stamp,len,aacSample;var contiguous=false;if(cc!==this.lastCC){_logger.logger.log(this.id+" discontinuity detected");this.lastCC=cc;this.insertDiscontinuity();this.remuxer.switchLevel();this.remuxer.insertDiscontinuity()}else if(level!==this.lastLevel){_logger.logger.log("audio track switch detected");this.lastLevel=level;this.remuxer.switchLevel();
546this.insertDiscontinuity()}else if(sn===this.lastSN+1)contiguous=true;track=this._aacTrack;this.lastSN=sn;this.lastLevel=level;for(offset=id3.length,len=data.length;offset<len-1;offset++)if(data[offset]===255&&(data[offset+1]&240)===240)break;if(!track.audiosamplerate){config=_adts2.default.getAudioConfig(this.observer,data,offset,audioCodec);track.config=config.config;track.audiosamplerate=config.samplerate;track.channelCount=config.channelCount;track.codec=config.codec;track.duration=duration;_logger.logger.log("parsed codec:"+
547track.codec+",rate:"+config.samplerate+",nb channel:"+config.channelCount)}

547frameIndex=0;frameDuration=1024*9E4/track.audiosamplerate;while(offset+5<len){headerLength=!!(data[offset+1]&1)?7:9;frameLength=(data[offset+3]&3)<<11|data[offset+4]<<3|(data[offset+5]&224)>>>5;frameLength-=headerLength;if(frameLength>0&&offset+headerLength+frameLength<=len){stamp=pts+frameIndex*frameDuration;aacSample={unit:data.subarray(offset+headerLength,offset+headerLength+frameLength),pts:stamp,dts:stamp};track.samples.push(aacSample);
548track.len+=frameLength;offset+=frameLength+headerLength;frameIndex++;for(;offset<len-1;offset++)if(data[offset]===255&&(data[offset+1]&240)===240)break}else break}this.remuxer.remux(level,sn,this._aacTrack,{samples:[]},{samples:[{pts:pts,dts:pts,unit:id3.payload}]},{samples:[]},timeOffset,contiguous)}},{key:"destroy",value:function destroy(){}}],[{key:"probe",value:function probe(data){var id3=new _id2.default(data),offset,len;if(id3.hasTimeStamp)for(offset=id3.length,len=data.length;offset<len-1;offset++)if(data[offset]===
549255&&(data[offset+1]&240)===240)return true;return false}}]);return AACDemuxer}();exports.default=AACDemuxer},{"../demux/id3":22,"../utils/logger":43,"./adts":17}],17:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=
550true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _logger=require("../utils/logger");var _errors=require("../errors");function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var ADTS=function(){function ADTS(){_classCallCheck(this,
551ADTS)}_createClass(ADTS,null,[{key:"getAudioConfig",value:function getAudioConfig(observer,data,offset,audioCodec){var adtsObjectType,adtsSampleingIndex,adtsExtensionSampleingIndex,adtsChanelConfig,config,userAgent=navigator.userAgent.toLowerCase(),adtsSampleingRates=[96E3,88200,64E3,48E3,44100,32E3,24E3,22050,16E3,12E3,11025,8E3,7350];adtsObjectType=((data[offset+2]&192)>>>6)+1;adtsSampleingIndex=(data[offset+2]&60)>>>2;if(adtsSampleingIndex>adtsSampleingRates.length-1){observer.trigger(Event.ERROR,
552{type:_errors.ErrorTypes.MEDIA_ERROR,details:_errors.ErrorDetails.FRAG_PARSING_ERROR,fatal:true,reason:"invalid ADTS sampling index:"+adtsSampleingIndex});return}adtsChanelConfig=(data[offset+2]&1)<<2;adtsChanelConfig|=(data[offset+3]&192)>>>6;_logger.logger.log("manifest codec:"+audioCodec+",ADTS data:type:"+adtsObjectType+",sampleingIndex:"+adtsSampleingIndex+"["+adtsSampleingRates[adtsSampleingIndex]+"Hz],channelConfig:"+adtsChanelConfig);if(userAgent.indexOf("firefox")!==-1)if(adtsSampleingIndex>=
5536){adtsObjectType=5;config=new Array(4);adtsExtensionSampleingIndex=adtsSampleingIndex-3}else{adtsObjectType=2;config=new Array(2);adtsExtensionSampleingIndex=adtsSampleingIndex}else if(userAgent.indexOf("android")!==-1){adtsObjectType=2;config=new Array(2);adtsExtensionSampleingIndex=adtsSampleingIndex}else{adtsObjectType=5;config=new Array(4);if(audioCodec&&(audioCodec.indexOf("mp4a.40.29")!==-1||audioCodec.indexOf("mp4a.40.5")!==-1)||!audioCodec&&adtsSampleingIndex>=6)adtsExtensionSampleingIndex=
554adtsSampleingIndex-3;else{if(audioCodec&&(audioCodec.indexOf("mp4a.40.2")!==-1&&(adtsSampleingIndex>=6&&adtsChanelConfig===1))||!audioCodec&&adtsChanelConfig===1){adtsObjectType=2;config=new Array(2)}adtsExtensionSampleingIndex=adtsSampleingIndex}}config[0]=adtsObjectType<<3;config[0]|=(adtsSampleingIndex&14)>>1;config[1]|=(adtsSampleingIndex&1)<<7;config[1]|=adtsChanelConfig<<3;if(adtsObjectType===5){config[1]|=(adtsExtensionSampleingIndex&14)>>1;config[2]=(adtsExtensionSampleingIndex&1)<<7;config[2]|=
5552<<2;config[3]=0}return{config:config,samplerate:adtsSampleingRates[adtsSampleingIndex],channelCount:adtsChanelConfig,codec:"mp4a.40."+adtsObjectType}}}]);return ADTS}();exports.default=ADTS},{"../errors":24,"../utils/logger":43}],18:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=
556true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _errors=require("../errors");var _aacdemuxer=require("../demux/aacdemuxer");var _aacdemuxer2=_interopRequireDefault(_aacdemuxer);
557var _tsdemuxer=require("../demux/tsdemuxer");var _tsdemuxer2=_interopRequireDefault(_tsdemuxer);var _mp4Remuxer=require("../remux/mp4-remuxer");var _mp4Remuxer2=_interopRequireDefault(_mp4Remuxer);var _passthroughRemuxer=require("../remux/passthrough-remuxer");var _passthroughRemuxer2=_interopRequireDefault(_passthroughRemuxer);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");
558}var DemuxerInline=function(){function DemuxerInline(hls,id,typeSupp

558orted){var config=arguments.length<=3||arguments[3]===undefined?null:arguments[3];_classCallCheck(this,DemuxerInline);this.hls=hls;this.id=id;this.config=this.hls.config||config;this.typeSupported=typeSupported}_createClass(DemuxerInline,[{key:"destroy",value:function destroy(){var demuxer=this.demuxer;if(demuxer)demuxer.destroy()}},{key:"push",value:function push(data,audioCodec,videoCodec,timeOffset,cc,level,sn,duration){var demuxer=
559this.demuxer;if(!demuxer){var hls=this.hls,id=this.id;if(_tsdemuxer2.default.probe(data))if(this.typeSupported.mp2t===true)demuxer=new _tsdemuxer2.default(hls,id,_passthroughRemuxer2.default,this.config);else demuxer=new _tsdemuxer2.default(hls,id,_mp4Remuxer2.default,this.config);else if(_aacdemuxer2.default.probe(data))demuxer=new _aacdemuxer2.default(hls,id,_mp4Remuxer2.default,this.config);else{hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,id:id,details:_errors.ErrorDetails.FRAG_PARSING_ERROR,
560fatal:true,reason:"no demux matching with content found"});return}this.demuxer=demuxer}demuxer.push(data,audioCodec,videoCodec,timeOffset,cc,level,sn,duration)}}]);return DemuxerInline}();exports.default=DemuxerInline},{"../demux/aacdemuxer":16,"../demux/tsdemuxer":23,"../errors":24,"../events":26,"../remux/mp4-remuxer":36,"../remux/passthrough-remuxer":37}],19:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _demuxerInline=require("../demux/demuxer-inline");
561var _demuxerInline2=_interopRequireDefault(_demuxerInline);var _events=require("../events");var _events2=_interopRequireDefault(_events);var _events3=require("events");var _events4=_interopRequireDefault(_events3);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}var DemuxerWorker=function DemuxerWorker(self){var observer=new _events4.default;observer.trigger=function trigger(event){for(var _len=arguments.length,data=Array(_len>1?_len-1:0),_key=1;_key<_len;_key++)data[_key-
5621]=arguments[_key];observer.emit.apply(observer,[event,event].concat(data))};observer.off=function off(event){for(var _len2=arguments.length,data=Array(_len2>1?_len2-1:0),_key2=1;_key2<_len2;_key2++)data[_key2-1]=arguments[_key2];observer.removeListener.apply(observer,[event].concat(data))};self.addEventListener("message",function(ev){var data=ev.data;switch(data.cmd){case "init":self.demuxer=new _demuxerInline2.default(observer,data.id,data.typeSupported,JSON.parse(data.config));break;case "demux":self.demuxer.push(new Uint8Array(data.data),
563data.audioCodec,data.videoCodec,data.timeOffset,data.cc,data.level,data.sn,data.duration);break;default:break}});observer.on(_events2.default.FRAG_PARSING_INIT_SEGMENT,function(ev,data){self.postMessage({event:ev,id:data.id,level:data.level,sn:data.sn,tracks:data.tracks,unique:data.unique})});observer.on(_events2.default.FRAG_PARSING_DATA,function(ev,data){var objData={event:ev,id:data.id,level:data.level,sn:data.sn,type:data.type,startPTS:data.startPTS,endPTS:data.endPTS,startDTS:data.startDTS,endDTS:data.endDTS,
564data1:data.data1.buffer,data2:data.data2.buffer,nb:data.nb,dropped:data.dropped};self.postMessage(objData,[objData.data1,objData.data2])});observer.on(_events2.default.FRAG_PARSED,function(event,data){self.postMessage({event:event,data:data})});observer.on(_events2.default.ERROR,function(event,data){self.postMessage({event:event,data:data})});observer.on(_events2.default.FRAG_PARSING_METADATA,function(event,data){var objData={event:event,id:data.id,samples:data.samples};self.postMessage(objData)});
565observer.on(_events2.default.FRAG_PARSING_USERDATA,function(event,data){var objData={event:event,id:data.id,samples:data.samples};self.postMessage(objData)})};exports.default=DemuxerWorker},{"../demux/demuxer-inline":18,"../events":26,"events":1}],20:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||
566false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _demuxerInline=require("../demux/demuxer-inline");var _demuxerInline2=_interopRequireDefault(_demuxerInline);
567var _demuxerWorker=require("../demux/demuxer-worker");var _demuxerWorker2=_interopRequireDefault(_demuxerWorker);var _logger=require("../utils/logger");var _decrypter=require("../crypt/decrypter");var _decrypter2=_interopRequireDefault(_decrypter);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var Demuxer=function(){function Demuxer(hls,
568id){_classCallCheck(this,Demuxer);this.hls=hls;this.id=id;

568var typeSupported={mp4:MediaSource.isTypeSupported("video/mp4"),mp2t:hls.config.enableMP2TPassThrough&&MediaSource.isTypeSupported("video/mp2t")};if(hls.config.enableWorker&&typeof Worker!=="undefined"){_logger.logger.log("demuxing in webworker");try{var work=require("webworkify");this.w=work(_demuxerWorker2.default);this.onwmsg=this.onWorkerMessage.bind(this);this.w.addEventListener("message",this.onwmsg);this.w.postMessage({cmd:"init",typeSupported:typeSupported,
569id:id,config:JSON.stringify(hls.config)})}catch(err){_logger.logger.error("error while initializing DemuxerWorker, fallback on DemuxerInline");this.demuxer=new _demuxerInline2.default(hls,id,typeSupported)}}else this.demuxer=new _demuxerInline2.default(hls,id,typeSupported);this.demuxInitialized=true}_createClass(Demuxer,[{key:"destroy",value:function destroy(){if(this.w){this.w.removeEventListener("message",this.onwmsg);this.w.terminate();this.w=null}else{this.demuxer.destroy();this.demuxer=null}if(this.decrypter){this.decrypter.destroy();
570this.decrypter=null}}},{key:"pushDecrypted",value:function pushDecrypted(data,audioCodec,videoCodec,timeOffset,cc,level,sn,duration){if(this.w)this.w.postMessage({cmd:"demux",data:data,audioCodec:audioCodec,videoCodec:videoCodec,timeOffset:timeOffset,cc:cc,level:level,sn:sn,duration:duration},[data]);else this.demuxer.push(new Uint8Array(data),audioCodec,videoCodec,timeOffset,cc,level,sn,duration)}},{key:"push",value:function push(data,audioCodec,videoCodec,timeOffset,cc,level,sn,duration,decryptdata){if(data.byteLength>
5710&&(decryptdata!=null&&(decryptdata.key!=null&&decryptdata.method==="AES-128"))){if(this.decrypter==null)this.decrypter=new _decrypter2.default(this.hls);var localthis=this;this.decrypter.decrypt(data,decryptdata.key,decryptdata.iv,function(decryptedData){localthis.pushDecrypted(decryptedData,audioCodec,videoCodec,timeOffset,cc,level,sn,duration)})}else this.pushDecrypted(data,audioCodec,videoCodec,timeOffset,cc,level,sn,duration)}},{key:"onWorkerMessage",value:function onWorkerMessage(ev){var data=
572ev.data,hls=this.hls,id=data.id,level=data.level,sn=data.sn;switch(data.event){case _events2.default.FRAG_PARSING_INIT_SEGMENT:hls.trigger(_events2.default.FRAG_PARSING_INIT_SEGMENT,{id:id,level:level,sn:sn,tracks:data.tracks,unique:data.unique});break;case _events2.default.FRAG_PARSING_DATA:hls.trigger(_events2.default.FRAG_PARSING_DATA,{id:id,level:level,sn:sn,data1:new Uint8Array(data.data1),data2:new Uint8Array(data.data2),startPTS:data.startPTS,endPTS:data.endPTS,startDTS:data.startDTS,endDTS:data.endDTS,
573type:data.type,nb:data.nb,dropped:data.dropped});break;case _events2.default.FRAG_PARSING_METADATA:hls.trigger(_events2.default.FRAG_PARSING_METADATA,{id:id,level:level,sn:sn,samples:data.samples});break;case _events2.default.FRAG_PARSING_USERDATA:hls.trigger(_events2.default.FRAG_PARSING_USERDATA,{id:id,level:level,sn:sn,samples:data.samples});break;default:hls.trigger(data.event,data.data);break}}}]);return Demuxer}();exports.default=Demuxer},{"../crypt/decrypter":15,"../demux/demuxer-inline":18,
574"../demux/demuxer-worker":19,"../events":26,"../utils/logger":43,"webworkify":2}],21:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,
575protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _logger=require("../utils/logger");function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var ExpGolomb=function(){function ExpGolomb(data){_classCallCheck(this,ExpGolomb);this.data=data;this.bytesAvailable=this.data.byteLength;this.word=0;
576this.bitsAvailable=0}_createClass(ExpGolomb,[{key:"loadWord",value:function loadWord(){var position=this.data.byteLength-this.bytesAvailable,workingBytes=new Uint8Array(4),availableBytes=Math.min(4,this.bytesAvailable);if(availableBytes===0)throw new Error("no bytes available");workingBytes.set(this.data.subarray(position,position+availableBytes));this.word=(new DataView(workingBytes.buffer)).getUint32(0);this.bitsAvailable=availableBytes*8;this.bytesAvailable-=availableBytes}},{key:"skipBits",value:function skipBits(count){var skipBytes;
577if(this.bitsAvailable>count){this.word<<=count;this.bitsAvailable-=count}else{count-=this.bitsAvailable;skipBytes=count>>3;count-=skipBytes>>3;this.bytesAvailable-=skipBytes;this.loadWord();this.word<<=count;this.bitsAvailable-=count}}},{key:"readBits",value:function readBits(size){var bits=Math.min(this.bitsAvailable,size),valu=this.word>>>32-bits;if(size>32)_logger.logger.error("Cannot read more than 32 bits at a time");this.bitsAvailable-=bits;if(this.bitsAvailable>0)this.word<<=bits;else if(this.bytesAvailable>
5780)this.loadWord();bits=size-bits;if(bits>0)return valu<<bits|this.readBits(bits);else return valu}},{key:"skipLZ",value:function skipLZ(){var leadingZeroCount;for(leadingZeroCount=0;leadingZeroCount<this.bitsAvailable;++leadingZeroCount)if(0!==(this.word&2147483648>>>leadingZeroCount)){this.word<<=leadingZeroCount;this.bitsAvailable-=leadingZeroCount;return leadingZeroCount}this.loadWord();return leadingZeroCount+this.skipLZ()}},{key:"skipUEG",value:function skipUEG(){this.skipBits(1+this.skipLZ())}},
579{key:"skipEG",value:function skipEG(){this.skipBits(1+this.skipLZ())}},{key:"readUEG",value:function readUEG(){var clz=this.skipLZ();return this.readBits(clz+1)-1}},{key:"readEG",value:function readEG(){var valu=this.readUEG();if(1&valu)return 1+valu>>>1;else return-1*(valu>>>1)}},{key:"readBoolean",value:function readBoolean(){return 1===this.readBits(1)}},{key:"readUByte",value:function readUByte(){return this.readBits(8)}},{key:"readUShort",value:function readUShort(){return this.readBits(16)}},
580{key:"readUInt",value:function readUInt(){return this.readBits(32)}},{key:"skipScalingList",value:function skipScalingList(count){var lastScale=8,nextScale=8,j,deltaScale;for(j=0;j<count;j++){if(nextScale!==0){deltaScale=this.readEG();nextScale=(lastScale+deltaScale+256)%256}lastScale=nextScale===0?lastScale:nextScale}}},{key:"readSPS",value:function readSPS(){var frameCropLeftOffset=0,frameCropRightOffset=0,frameCropTopOffset=0,frameCropBottomOffset=0,sarScale=1,profileIdc,profileCompat,levelIdc,
581numRefFramesInPicOrderCntCycle,picWidthInMbsMinus1,picHeightInMapUnitsMinus1,frameMbsOnlyFlag,scalingListCount,i;this.readUByte();profileIdc=this.readUByte();profileCompat=this.readBits(5);this.skipBits(3);levelIdc=this.readUByte();this.skipUEG();if(profileIdc===100||(profileIdc===110||(profileIdc===122||(profileIdc===244||(profileIdc===44||(profileIdc===83||(profileIdc===86||(profileIdc===118||profileIdc===128)))))))){var chromaFormatIdc=this.readUEG();if(chromaFormatIdc===3)this.skipBits(1);this.skipUEG();
582this.skipUEG();this.skipBits(1);if(this.readBoolean()){scalingListCount=chromaFormatIdc!==3?8:12;for(i=0;i<scalingListCount;i++)if(this.readBoolean())if(i<6)this.skipScalingList(16);else this.skipScalingList(64)}}this.skipUEG();var picOrderCntType=this.readUEG();if(picOrderCntType===0)this.readUEG();else if(picOrderCntType===1){this.skipBits(1);this.skipEG();this.skipEG();numRefFramesInPicOrderCntCycle=this.readUEG();for(i=0;i<numRefFramesInPicOrderCntCycle;i++)this.skipEG()}this.skipUEG();this.skipBits(1);
583picWidthInMbsMinus1=this.readUEG();picHeightInMapUnitsMinus1=this.readUEG();frameMbsOnlyFlag=this.readBits(1);if(frameMbsOnlyFlag===0)this.skipBits(1);this.skipBits(1);if(this.readBoolean()){frameCropLeftOffset=this.readUEG();frameCropRightOffset=this.readUEG();frameCropTopOffset=this.readUEG();frameCropBottomOffset=this.readUEG()}if(this.readBoolean())if(this.readBoolean()){var sarRatio=void 0;var aspectRatioIdc=this.readUByte();switch(aspectRatioIdc){case 1:sarRatio=[1,1];break;case 2:sarRatio=
584[12,11];break;case 3:sarRatio=[10,11];break;case 4:sarRatio=[16,11];break;case 5:sarRatio=[40,33];break;case 6:sarRatio=[24,11];break;case 7:sarRatio=[20,11];break;case 8:sarRatio=[32,11];break;case 9:sarRatio=[80,33];break;case 10:sarRatio=[18,11];break;case 11:sarRatio=[15,11];break;case 12:sarRatio=[64,33];break;case 13:sarRatio=[160,99];break;case 14:sarRatio=[4,3];break;case 15:sarRatio=[3,2];break;case 16:sarRatio=[2,1];break;case 255:sarRatio=[this.readUByte()<<8|this.readUByte(),this.readUByte()<<
5858|this.readUByte()];break}if(sarRatio)sarScale=sarRatio[0]/sarRatio[1]}return{width:Math.ceil(((picWidthInMbsMinus1+1)*16-frameCropLeftOffset*2-frameCropRightOffset*2)*sarScale),height:(2-frameMbsOnlyFlag)*(picHeightInMapUnitsMinus1+1)*16-(frameMbsOnlyFlag?2:4)*(frameCropTopOffset+frameCropBottomOffset)}}},{key:"readSliceType",value:function readSliceType(){this.readUByte();this.readUEG();return this.readUEG()}}]);return ExpGolomb}();exports.default=ExpGolomb},{"../utils/logger":43}],22:[function(require,
586module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,
587staticProps);return Constructor}}();var _logger=require("../utils/logger");function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var ID3=function(){function ID3(data){_classCallCheck(this,ID3);this._hasTimeStamp=false;var offset=0,byte1,byte2,byte3,byte4,tagSize,endPos,header,len;do{header=this.readUTF(data,offset,3);offset+=3;if(header==="ID3"){offset+=3;byte1=data[offset++]&127;byte2=data[offset++]&127;byte3=
588data[offset++]&127;byte4=data[offset++]&127;tagSize=(byte1<<21)+(byte2<<14)+(byte3<<7)+byte4;endPos=offset+tagSize;this._parseID3Frames(data,offset,endPos);offset=endPos}else if(header==="3DI"){offset+=7;_logger.logger.log("3DI footer found, end: "+offset)}else{offset-=3;len=offset;

588if(len){if(!this.hasTimeStamp)_logger.logger.warn("ID3 tag found, but no timestamp");this._length=len;this._payload=data.subarray(0,len)}return}}while(true)}_createClass(ID3,[{key:"readUTF",value:function readUTF(data,
589start,len){var result="",offset=start,end=start+len;do result+=String.fromCharCode(data[offset++]);while(offset<end);return result}},{key:"_parseID3Frames",value:function _parseID3Frames(data,offset,endPos){var tagId,tagLen,tagStart,tagFlags,timestamp;while(offset+8<=endPos){tagId=this.readUTF(data,offset,4);offset+=4;tagLen=data[offset++]<<24+data[offset++]<<16+data[offset++]<<8+data[offset++];tagFlags=data[offset++]<<8+data[offset++];tagStart=offset;switch(tagId){case "PRIV":if(this.readUTF(data,
590offset,44)==="com.apple.streaming.transportStreamTimestamp"){offset+=44;offset+=4;var pts33Bit=data[offset++]&1;this._hasTimeStamp=true;timestamp=((data[offset++]<<23)+(data[offset++]<<15)+(data[offset++]<<7)+data[offset++])/45;if(pts33Bit)timestamp+=4.772185884E7;timestamp=Math.round(timestamp);_logger.logger.trace("ID3 timestamp found: "+timestamp);this._timeStamp=timestamp}break;default:break}}}},{key:"hasTimeStamp",get:function get(){return this._hasTimeStamp}},{key:"timeStamp",get:function get(){return this._timeStamp}},
591{key:"length",get:function get(){return this._length}},{key:"payload",get:function get(){return this._payload}}]);return ID3}();exports.default=ID3},{"../utils/logger":43}],23:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=
592true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _adts=require("./adts");var _adts2=_interopRequireDefault(_adts);var _events=require("../events");var _events2=_interopRequireDefault(_events);var _expGolomb=require("./exp-golomb");var _expGolomb2=_interopRequireDefault(_expGolomb);var _logger=
593require("../utils/logger");var _errors=require("../errors");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var TSDemuxer=function(){function TSDemuxer(observer,id,remuxerClass,config){_classCallCheck(this,TSDemuxer);this.observer=observer;this.id=id;this.remuxerClass=remuxerClass;this.config=config;this.lastCC=0;this.remuxer=
594new this.remuxerClass(observer,id,config)}_createClass(TSDemuxer,[{key:"switchLevel",value:function switchLevel(){this.pmtParsed=false;this._pmtId=-1;this._avcTrack={container:"video/mp2t",type:"video",id:-1,sequenceNumber:0,samples:[],len:0,nbNalu:0,dropped:0};this._aacTrack={container:"video/mp2t",type:"audio",id:-1,sequenceNumber:0,samples:[],len:0};this._id3Track={type:"id3",id:-1,sequenceNumber:0,samples:[],len:0};this._txtTrack={type:"text",id:-1,sequenceNumber:0,samples:[],len:0};this.aacOverFlow=
595null;this.aacLastPTS=null;this.avcNaluState=0;this.remuxer.switchLevel()}},{key:"insertDiscontinuity",value:function insertDiscontinuity(){this.switchLevel();this.remuxer.insertDiscontinuity()}},{key:"push",value:function push(data,audioCodec,videoCodec,timeOffset,cc,level,sn,duration){var avcData,aacData,id3Data,start,len=data.length,stt,pid,atf,offset,codecsOnly=this.remuxer.passthrough,unknownPIDs=false;this.audioCodec=audioCodec;this.videoCodec=videoCodec;this.timeOffset=timeOffset;this._duration=
596duration;this.contiguous=false;if(cc!==this.lastCC){_logger.logger.log("discontinuity detected");this.insertDiscontinuity();this.lastCC=cc}if(level!==this.lastLevel){_logger.logger.log("level switch detected");this.switchLevel();this.lastLevel=level}else if(sn===this.lastSN+1)this.contiguous=true;this.lastSN=sn;var pmtParsed=this.pmtParsed,avcId=this._avcTrack.id,aacId=this._aacTrack.id,id3Id=this._id3Track.id;len-=len%188;for(start=0;start<len;start+=188)if(data[start]===71){stt=!!(data[start+1]&
59764);pid=((data[start+1]&31)<<8)+data[start+2];atf=(data[start+3]&48)>>4;if(atf>1){offset=start+5+data[start+4];if(offset===start+188)continue}else offset=start+4;if(pmtParsed)if(pid===avcId){if(stt){if(avcData){this._parseAVCPES(this._parsePES(avcData));if(codecsOnly)if(this._avcTrack.codec&&(aacId===-1||this._aacTrack.codec)){this.remux(level,sn,data);return}}avcData={data:[],size:0}}if(avcData){avcData.data.push(data.subarray(offset,start+188));avcData.size+=start+188-offset}}else if(pid===aacId){if(stt){if(aacData){this._parseAACPES(this._parsePES(aacData));
598if(codecsOnly)if(this._aacTrack.codec&&(avcId===-1||this._avcTrack.codec)){this.remux(level,sn,data);return}}aacData={data:[],size:0}}if(aacData){aacData.data.push(data.subarray(offset,start+188));aacData.size+=start+188-offset}}else{if(pid===id3Id){if(stt){if(id3Data)this._parseID3PES(this._parsePES(id3Data));id3Data={data:[],size:0}}if(id3Data){id3Data.data.push(data.subarray(offset,start+188));id3Data.size+=start+188-offset}}}else{if(stt)offset+=data[offset]+1;if(pid===0)this._parsePAT(data,offset);
599else if(pid===this._pmtId){this._parsePMT(data,offset);pmtParsed=this.pmtParsed=true;avcId=this._avcTrack.id;aacId=this._aacTrack.id;id3Id=this._id3Track.id;if(unknownPIDs){_logger.logger.log("reparse from beginning");unknownPIDs=false;start=-188}}else{_logger.logger.log("unknown PID found before PAT/PMT");unknownPIDs=true}}}else this.observer.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,id:this.id,details:_errors.ErrorDetails.FRAG_PARSING_ERROR,fatal:false,reason:"TS packet did not start with 0x47"});
600if(avcData)this._parseAVCPES(this._parsePES(avcData));if(aacData)this._parseAACPES(this._parsePES(aacData));if(id3Data)this._parseID3PES(this._parsePES(id3Data));this.remux(level,sn,null)}},{key:"remux",value:function remux(level,sn,data){this.remuxer.remux(level,sn,this._aacTrack,this._avcTrack,this._id3Track,this._txtTrack,this.timeOffset,this.contiguous,data)}},{key:"destroy",value:function destroy(){this.switchLevel();this._initPTS=this._initDTS=undefined;this._duration=0}},{key:"_parsePAT",value:function _parsePAT(data,
601offset){this._pmtId=(data[offset+10]&31)<<8|data[offset+11]}},{key:"_parsePMT",value:function _parsePMT(data,offset){var sectionLength,tableEnd,programInfoLength,pid;sectionLength=(data[offset+1]&15)<<8|data[offset+2];tableEnd=offset+3+sectionLength-4;programInfoLength=(data[offset+10]&15)<<8|data[offset+11];

601offset+=12+programInfoLength;while(offset<tableEnd){pid=(data[offset+1]&31)<<8|data[offset+2];switch(data[offset]){case 15:if(this._aacTrack.id===-1)this._aacTrack.id=pid;break;case 21:this._id3Track.id=
602pid;break;case 27:if(this._avcTrack.id===-1)this._avcTrack.id=pid;break;default:_logger.logger.log("unkown stream type:"+data[offset]);break}offset+=((data[offset+3]&15)<<8|data[offset+4])+5}}},{key:"_parsePES",value:function _parsePES(stream){var i=0,frag,pesFlags,pesPrefix,pesLen,pesHdrLen,pesData,pesPts,pesDts,payloadStartOffset,data=stream.data;frag=data[0];pesPrefix=(frag[0]<<16)+(frag[1]<<8)+frag[2];if(pesPrefix===1){pesLen=(frag[4]<<8)+frag[5];pesFlags=frag[7];if(pesFlags&192){pesPts=(frag[9]&
60314)*536870912+(frag[10]&255)*4194304+(frag[11]&254)*16384+(frag[12]&255)*128+(frag[13]&254)/2;if(pesPts>4294967295)pesPts-=8589934592;if(pesFlags&64){pesDts=(frag[14]&14)*536870912+(frag[15]&255)*4194304+(frag[16]&254)*16384+(frag[17]&255)*128+(frag[18]&254)/2;if(pesDts>4294967295)pesDts-=8589934592}else pesDts=pesPts}pesHdrLen=frag[8];payloadStartOffset=pesHdrLen+9;stream.size-=payloadStartOffset;pesData=new Uint8Array(stream.size);while(data.length){frag=data.shift();var len=frag.byteLength;if(payloadStartOffset)if(payloadStartOffset>
604len){payloadStartOffset-=len;continue}else{frag=frag.subarray(payloadStartOffset);len-=payloadStartOffset;payloadStartOffset=0}pesData.set(frag,i);i+=len}return{data:pesData,pts:pesPts,dts:pesDts,len:pesLen}}else return null}},{key:"_parseAVCPES",value:function _parseAVCPES(pes){var _this=this;var track=this._avcTrack,samples=track.samples,units=this._parseAVCNALu(pes.data),units2=[],debug=false,key=false,length=0,expGolombDecoder,avcSample,push,i;if(units.length===0&&samples.length>0){var lastavcSample=
605samples[samples.length-1];var lastUnit=lastavcSample.units.units[lastavcSample.units.units.length-1];var tmp=new Uint8Array(lastUnit.data.byteLength+pes.data.byteLength);tmp.set(lastUnit.data,0);tmp.set(pes.data,lastUnit.data.byteLength);lastUnit.data=tmp;lastavcSample.units.length+=pes.data.byteLength;track.len+=pes.data.byteLength}pes.data=null;var debugString="";var pushAccesUnit=function(){if(units2.length){if(key===true||track.sps&&(samples.length||this.contiguous)){avcSample={units:{units:units2,
606length:length},pts:pes.pts,dts:pes.dts,key:key};samples.push(avcSample);track.len+=length;track.nbNalu+=units2.length}else track.dropped++;units2=[];length=0}}.bind(this);units.forEach(function(unit){switch(unit.type){case 1:push=true;if(debug)debugString+="NDR ";break;case 5:push=true;if(debug)debugString+="IDR ";key=true;break;case 6:push=true;if(debug)debugString+="SEI ";unit.data=_this.discardEPB(unit.data);expGolombDecoder=new _expGolomb2.default(unit.data);expGolombDecoder.readUByte();var payloadType=
6070;var payloadSize=0;var endOfCaptions=false;while(!endOfCaptions&&expGolombDecoder.bytesAvailable>1){payloadType=0;do if(expGolombDecoder.bytesAvailable!==0)payloadType+=expGolombDecoder.readUByte();while(payloadType===255);payloadSize=0;do if(expGolombDecoder.bytesAvailable!==0)payloadSize+=expGolombDecoder.readUByte();while(payloadSize===255);if(payloadType===4&&expGolombDecoder.bytesAvailable!==0){endOfCaptions=true;var countryCode=expGolombDecoder.readUByte();if(countryCode===181){var providerCode=
608expGolombDecoder.readUShort();if(providerCode===49){var userStructure=expGolombDecoder.readUInt();if(userStructure===1195456820){var userDataType=expGolombDecoder.readUByte();if(userDataType===3){var firstByte=expGolombDecoder.readUByte();var secondByte=expGolombDecoder.readUByte();var totalCCs=31&firstByte;var byteArray=[firstByte,secondByte];for(i=0;i<totalCCs;i++){byteArray.push(expGolombDecoder.readUByte());byteArray.push(expGolombDecoder.readUByte());byteArray.push(expGolombDecoder.readUByte())}_this._insertSampleInOrder(_this._txtTrack.samples,
609{type:3,pts:pes.pts,bytes:byteArray})}}}}}else if(payloadSize<expGolombDecoder.bytesAvailable)for(i=0;i<payloadSize;i++)expGolombDecoder.readUByte()}break;case 7:push=true;if(debug)debugString+="SPS ";if(!track.sps){expGolombDecoder=new _expGolomb2.default(unit.data);var config=expGolombDecoder.readSPS();track.width=config.width;track.height=config.height;track.sps=[unit.data];track.duration=_this._duration;var codecarray=unit.data.subarray(1,4);var codecstring="avc1.";for(i=0;i<3;i++){var h=codecarray[i].toString(16);
610if(h.length<2)h="0"+h;codecstring+=h}track.codec=codecstring}break;case 8:push=true;if(debug)debugString+="PPS ";if(!track.pps)track.pps=[unit.data];break;case 9:push=false;

610if(debug)debugString+="AUD ";pushAccesUnit();break;default:push=false;debugString+="unknown NAL "+unit.type+" ";break}if(push){units2.push(unit);length+=unit.data.byteLength}});if(debug||debugString.length)_logger.logger.log(debugString);pushAccesUnit()}},{key:"_insertSampleInOrder",value:function _insertSampleInOrder(arr,data){var len=
611arr.length;if(len>0)if(data.pts>=arr[len-1].pts)arr.push(data);else for(var pos=len-1;pos>=0;pos--){if(data.pts<arr[pos].pts){arr.splice(pos,0,data);break}}else arr.push(data)}},{key:"_parseAVCNALu",value:function _parseAVCNALu(array){var i=0,len=array.byteLength,value,overflow,state=this.avcNaluState;var units=[],unit,unitType,lastUnitStart,lastUnitType;while(i<len){value=array[i++];switch(state){case 0:if(value===0)state=1;break;case 1:if(value===0)state=2;else state=0;break;case 2:case 3:if(value===
6120)state=3;else if(value===1&&i<len){unitType=array[i]&31;if(lastUnitStart){unit={data:array.subarray(lastUnitStart,i-state-1),type:lastUnitType};units.push(unit)}else{var lastState=this.avcNaluState;if(lastState&&i<=4-lastState){var track=this._avcTrack,samples=track.samples;if(samples.length){var lastavcSample=samples[samples.length-1],lastUnits=lastavcSample.units.units,lastUnit=lastUnits[lastUnits.length-1];if(lastUnit.state){lastUnit.data=lastUnit.data.subarray(0,lastUnit.data.byteLength-lastState);
613lastavcSample.units.length-=lastState;track.len-=lastState}}}overflow=i-state-1;if(overflow>0){var _track=this._avcTrack,_samples=_track.samples;if(_samples.length){var _lastavcSample=_samples[_samples.length-1],_lastUnits=_lastavcSample.units.units,_lastUnit=_lastUnits[_lastUnits.length-1],tmp=new Uint8Array(_lastUnit.data.byteLength+overflow);tmp.set(_lastUnit.data,0);tmp.set(array.subarray(0,overflow),_lastUnit.data.byteLength);_lastUnit.data=tmp;_lastavcSample.units.length+=overflow;_track.len+=
614overflow}}}lastUnitStart=i;lastUnitType=unitType;state=0}else state=0;break;default:break}}if(lastUnitStart){unit={data:array.subarray(lastUnitStart,len),type:lastUnitType,state:state};units.push(unit);this.avcNaluState=state}return units}},{key:"discardEPB",value:function discardEPB(data){var length=data.byteLength,EPBPositions=[],i=1,newLength,newData;while(i<length-2)if(data[i]===0&&(data[i+1]===0&&data[i+2]===3)){EPBPositions.push(i+2);i+=2}else i++;if(EPBPositions.length===0)return data;newLength=
615length-EPBPositions.length;newData=new Uint8Array(newLength);var sourceIndex=0;for(i=0;i<newLength;sourceIndex++,i++){if(sourceIndex===EPBPositions[0]){sourceIndex++;EPBPositions.shift()}newData[i]=data[sourceIndex]}return newData}},{key:"_parseAACPES",value:function _parseAACPES(pes){var track=this._aacTrack,data=pes.data,pts=pes.pts,startOffset=0,duration=this._duration,audioCodec=this.audioCodec,aacOverFlow=this.aacOverFlow,aacLastPTS=this.aacLastPTS,config,frameLength,frameDuration,frameIndex,
616offset,headerLength,stamp,len,aacSample;if(aacOverFlow){var tmp=new Uint8Array(aacOverFlow.byteLength+data.byteLength);tmp.set(aacOverFlow,0);tmp.set(data,aacOverFlow.byteLength);data=tmp}for(offset=startOffset,len=data.length;offset<len-1;offset++)if(data[offset]===255&&(data[offset+1]&240)===240)break;if(offset){var reason,fatal;if(offset<len-1){reason="AAC PES did not start with ADTS header,offset:"+offset;fatal=false}else{reason="no ADTS header found in AAC PES";fatal=true}this.observer.trigger(_events2.default.ERROR,
617{type:_errors.ErrorTypes.MEDIA_ERROR,id:this.id,details:_errors.ErrorDetails.FRAG_PARSING_ERROR,fatal:fatal,reason:reason});if(fatal)return}if(!track.audiosamplerate){config=_adts2.default.getAudioConfig(this.observer,data,offset,audioCodec);track.config=config.config;track.audiosamplerate=config.samplerate;track.channelCount=config.channelCount;track.codec=config.codec;track.duration=duration;_logger.logger.log("parsed codec:"+track.codec+",rate:"+config.samplerate+",nb channel:"+config.channelCount)}

617frameIndex=
6180;frameDuration=1024*9E4/track.audiosamplerate;if(aacOverFlow&&aacLastPTS){var newPTS=aacLastPTS+frameDuration;if(Math.abs(newPTS-pts)>1){_logger.logger.log("AAC: align PTS for overlapping frames by "+Math.round((newPTS-pts)/90));pts=newPTS}}while(offset+5<len){headerLength=!!(data[offset+1]&1)?7:9;frameLength=(data[offset+3]&3)<<11|data[offset+4]<<3|(data[offset+5]&224)>>>5;frameLength-=headerLength;if(frameLength>0&&offset+headerLength+frameLength<=len){stamp=pts+frameIndex*frameDuration;aacSample=
619{unit:data.subarray(offset+headerLength,offset+headerLength+frameLength),pts:stamp,dts:stamp};track.samples.push(aacSample);track.len+=frameLength;offset+=frameLength+headerLength;frameIndex++;for(;offset<len-1;offset++)if(data[offset]===255&&(data[offset+1]&240)===240)break}else break}if(offset<len)aacOverFlow=data.subarray(offset,len);else aacOverFlow=null;this.aacOverFlow=aacOverFlow;this.aacLastPTS=stamp}},{key:"_parseID3PES",value:function _parseID3PES(pes){this._id3Track.samples.push(pes)}}],
620[{key:"probe",value:function probe(data){if(data.length>

620=3*188&&(data[0]===71&&(data[188]===71&&data[2*188]===71)))return true;else return false}}]);return TSDemuxer}();exports.default=TSDemuxer},{"../errors":24,"../events":26,"../utils/logger":43,"./adts":17,"./exp-golomb":21}],24:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var ErrorTypes=exports.ErrorTypes={NETWORK_ERROR:"networkError",MEDIA_ERROR:"mediaError",OTHER_ERROR:"otherError"};var ErrorDetails=
621exports.ErrorDetails={MANIFEST_LOAD_ERROR:"manifestLoadError",MANIFEST_LOAD_TIMEOUT:"manifestLoadTimeOut",MANIFEST_PARSING_ERROR:"manifestParsingError",MANIFEST_INCOMPATIBLE_CODECS_ERROR:"manifestIncompatibleCodecsError",LEVEL_LOAD_ERROR:"levelLoadError",LEVEL_LOAD_TIMEOUT:"levelLoadTimeOut",LEVEL_SWITCH_ERROR:"levelSwitchError",AUDIO_TRACK_LOAD_ERROR:"audioTrackLoadError",AUDIO_TRACK_LOAD_TIMEOUT:"audioTrackLoadTimeOut",FRAG_LOAD_ERROR:"fragLoadError",FRAG_LOOP_LOADING_ERROR:"fragLoopLoadingError",
622FRAG_LOAD_TIMEOUT:"fragLoadTimeOut",FRAG_DECRYPT_ERROR:"fragDecryptError",FRAG_PARSING_ERROR:"fragParsingError",KEY_LOAD_ERROR:"keyLoadError",KEY_LOAD_TIMEOUT:"keyLoadTimeOut",BUFFER_ADD_CODEC_ERROR:"bufferAddCodecError",BUFFER_APPEND_ERROR:"bufferAppendError",BUFFER_APPENDING_ERROR:"bufferAppendingError",BUFFER_STALLED_ERROR:"bufferStalledError",BUFFER_FULL_ERROR:"bufferFullError",BUFFER_SEEK_OVER_HOLE:"bufferSeekOverHole",INTERNAL_EXCEPTION:"internalException"}},{}],25:[function(require,module,
623exports){Object.defineProperty(exports,"__esModule",{value:true});var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&(typeof Symbol==="function"&&obj.constructor===Symbol)?"symbol":typeof obj};var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=
624true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _logger=require("./utils/logger");var _errors=require("./errors");var _events=require("./events");var _events2=_interopRequireDefault(_events);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,
625Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var EventHandler=function(){function EventHandler(hls){_classCallCheck(this,EventHandler);this.hls=hls;this.onEvent=this.onEvent.bind(this);for(var _len=arguments.length,events=Array(_len>1?_len-1:0),_key=1;_key<_len;_key++)events[_key-1]=arguments[_key];this.handledEvents=events;this.useGenericHandler=true;this.registerListeners()}_createClass(EventHandler,[{key:"destroy",value:function destroy(){this.unregisterListeners()}},
626{key:"isEventHandler",value:function isEventHandler(){return _typeof(this.handledEvents)==="object"&&(this.handledEvents.length&&typeof this.onEvent==="function")}},{key:"registerListeners",value:function registerListeners(){if(this.isEventHandler())this.handledEvents.forEach(function(event){if(event==="hlsEventGeneric")throw new Error("Forbidden event name: "+event);this.hls.on(event,this.onEvent)}.bind(this))}},{key:"unregisterListeners",value:function unregisterListeners(){if(this.isEventHandler())this.handledEvents.forEach(function(event){this.hls.off(event,
627this.onEvent)}.bind(this))}},{key:"onEvent",value:function onEvent(event,data){this.onEventGeneric(event,data)}},{key:"onEventGeneric",value:function onEventGeneric(event,data){var eventToFunction=function eventToFunction(event,data){var funcName="on"+event.replace("hls","");if(typeof this[funcName]!=="function")throw new Error("Event "+event+" has no generic handler in this "+this.constructor.name+" class (tried "+funcName+")");return this[funcName].bind(this,data)};try{eventToFunction.call(this,
628event,data).call()}catch(err){_logger.logger.error("internal error happened while processing "+event+":"+err.message);this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.OTHER_ERROR,details:_errors.ErrorDetails.INTERNAL_EXCEPTION,fatal:false,event:event,err:err})}}}]);return EventHandler}();exports.default=EventHandler},{"./errors":24,"./events":26,"./utils/logger":43}],26:[function(require,module,exports){module.exports={MEDIA_ATTA

628CHING:"hlsMediaAttaching",MEDIA_ATTACHED:"hlsMediaAttached",
629MEDIA_DETACHING:"hlsMediaDetaching",MEDIA_DETACHED:"hlsMediaDetached",BUFFER_RESET:"hlsBufferReset",BUFFER_CODECS:"hlsBufferCodecs",BUFFER_CREATED:"hlsBufferCreated",BUFFER_APPENDING:"hlsBufferAppending",BUFFER_APPENDED:"hlsBufferAppended",BUFFER_EOS:"hlsBufferEos",BUFFER_FLUSHING:"hlsBufferFlushing",BUFFER_FLUSHED:"hlsBufferFlushed",MANIFEST_LOADING:"hlsManifestLoading",MANIFEST_LOADED:"hlsManifestLoaded",MANIFEST_PARSED:"hlsManifestParsed",LEVEL_LOADING:"hlsLevelLoading",LEVEL_LOADED:"hlsLevelLoaded",
630LEVEL_UPDATED:"hlsLevelUpdated",LEVEL_PTS_UPDATED:"hlsLevelPtsUpdated",LEVEL_SWITCH:"hlsLevelSwitch",AUDIO_TRACKS_UPDATED:"hlsAudioTracksUpdated",AUDIO_TRACK_SWITCH:"hlsAudioTrackSwitch",AUDIO_TRACK_LOADING:"hlsAudioTrackLoading",AUDIO_TRACK_LOADED:"hlsAudioTrackLoaded",FRAG_LOADING:"hlsFragLoading",FRAG_LOAD_PROGRESS:"hlsFragLoadProgress",FRAG_LOAD_EMERGENCY_ABORTED:"hlsFragLoadEmergencyAborted",FRAG_LOADED:"hlsFragLoaded",FRAG_PARSING_INIT_SEGMENT:"hlsFragParsingInitSegment",FRAG_PARSING_USERDATA:"hlsFragParsingUserdata",
631FRAG_PARSING_METADATA:"hlsFragParsingMetadata",FRAG_PARSING_DATA:"hlsFragParsingData",FRAG_PARSED:"hl

631sFragParsed",FRAG_BUFFERED:"hlsFragBuffered",FRAG_CHANGED:"hlsFragChanged",FPS_DROP:"hlsFpsDrop",FPS_DROP_LEVEL_CAPPING:"hlsFpsDropLevelCapping",ERROR:"hlsError",DESTROYING:"hlsDestroying",KEY_LOADING:"hlsKeyLoading",KEY_LOADED:"hlsKeyLoaded",STREAM_STATE_TRANSITION:"hlsStreamStateTransition"}},{}],27:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=
632function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _classCallCheck(instance,
633Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var AAC=function(){function AAC(){_classCallCheck(this,AAC)}_createClass(AAC,null,[{key:"getSilentFrame",value:function getSilentFrame(channelCount){if(channelCount===1)return new Uint8Array([0,200,0,128,35,128]);else if(channelCount===2)return new Uint8Array([33,0,73,144,2,25,0,35,128]);else if(channelCount===3)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);else if(channelCount===
6344)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);else if(channelCount===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]);else if(channelCount===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]);return null}}]);return AAC}();exports.default=AAC},{}],28:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,
635props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _classCallCheck(instance,Constructor){if(!(instance instanceof
636Constructor))throw new TypeError("Cannot call a class as a function");}var BufferHelper=function(){function BufferHelper(){_classCallCheck(this,BufferHelper)}_createClass(BufferHelper,null,[{key:"bufferInfo",value:function bufferInfo(media,pos,maxHoleDuration){if(media){var vbuffered=media.buffered,buffered=[],i;for(i=0;i<vbuffered.length;i++)buffered.push({start:vbuffered.start(i),end:vbuffered.end(i)});return this.bufferedInfo(buffered,pos,maxHoleDuration)}else return{len:0,start:0,end:0,nextStart:undefined}}},
637{key:"bufferedInfo",value:function bufferedInfo(buffered,pos,maxHoleDuration){var buffered2=[],bufferLen,bufferStart,bufferEnd,bufferStartNext,i;buffered.sort(function(a,b){var diff=a.start-b.start;if(diff)return diff;else return b.end-a.end});for(i=0;i<buffered.length;i++){var buf2len=buffered2.length;if(buf2len){var buf2end=buffered2[buf2len-1].end;if(buffered[i].start-buf2end<maxHoleDuration){if(buffered[i].end>buf2end)buffered2[buf2len-1].end=buffered[i].end}else buffered2.push(buffered[i])}else buffered2.push(buffered[i])}for(i=
6380,bufferLen=0,bufferStart=bufferEnd=pos;i<buffered2.length;i++){var start=buffered2[i].start,end=buffered2[i].end;if(pos+maxHoleDuration>=start&&pos<end){bufferStart=start;bufferEnd=end;bufferLen=bufferEnd-pos}else if(pos+maxHoleDuration<start){bufferStartNext=start;break}}return{len:bufferLen,start:bufferStart,end:bufferEnd,nextStart:bufferStartNext}}}]);return BufferHelper}();exports.default=BufferHelper},{}],29:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});
639var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();
640var _logger=require("../utils/logger");function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var LevelHelper=function(){function LevelHelper(){_classCallCheck(this,LevelHelper)}_createClass(LevelHelper,null,[{key:"mergeDetails",value:function mergeDetails(oldDetails,newDetails){var start=Math.max(oldDetails.startSN,newDetails.startSN)-newDetails.startSN,end=Math.min(oldDetails.endSN,newDetails.endSN)-newDetails.startSN,
641delta=newDetails.startSN-oldDetails.startSN,oldfragments=oldDetails.fragments,newfragments=newDetails.fragments,ccOffset=0,PTSFrag;if(end<start){newDetails.PTSKnown=false;return}for(var i=start;

641i<=end;i++){var oldFrag=oldfragments[delta+i],newFrag=newfragments[i];if(newFrag&&oldFrag){ccOffset=oldFrag.cc-newFrag.cc;if(!isNaN(oldFrag.startPTS)){newFrag.start=newFrag.startPTS=oldFrag.startPTS;newFrag.endPTS=oldFrag.endPTS;newFrag.duration=oldFrag.duration;PTSFrag=newFrag}}}if(ccOffset){_logger.logger.log("discontinuity sliding from playlist, take drift into account");
642for(i=0;i<newfragments.length;i++)newfragments[i].cc+=ccOffset}if(PTSFrag)LevelHelper.updateFragPTSDTS(newDetails,PTSFrag.sn,PTSFrag.startPTS,PTSFrag.endPTS,PTSFrag.startDTS,PTSFrag.endDTS);else if(delta>=0&&delta<oldfragments.length){var sliding=oldfragments[delta].start;for(i=0;i<newfragments.length;i++)newfragments[i].start+=sliding}newDetails.PTSKnown=oldDetails.PTSKnown;return}},{key:"updateFragPTSDTS",value:function updateFragPTSDTS(details,sn,startPTS,endPTS,startDTS,endDTS){var fragIdx,fragments,
643frag,i;if(sn<details.startSN||sn>details.endSN)return 0;fragIdx=sn-details.startSN;fragments=details.fragments;frag=fragments[fragIdx];if(!isNaN(frag.startPTS)){var deltaPTS=Math.abs(frag.startPTS-startPTS);if(isNaN(frag.deltaPTS))frag.deltaPTS=deltaPTS;else frag.deltaPTS=Math.max(deltaPTS,frag.deltaPTS);startPTS=Math.min(startPTS,frag.startPTS);endPTS=Math.max(endPTS,frag.endPTS);startDTS=Math.min(startDTS,frag.startDTS);endDTS=Math.max(endDTS,frag.endDTS)}var drift=startPTS-frag.start;frag.start=
644frag.startPTS=startPTS;frag.endPTS=endPTS;frag.startDTS=startDTS;frag.endDTS=endDTS;frag.duration=endPTS-startPTS;for(i=fragIdx;i>0;i--)LevelHelper.updatePTS(fragments,i,i-1);for(i=fragIdx;i<fragments.length-1;i++)LevelHelper.updatePTS(fragments,i,i+1);details.PTSKnown=true;return drift}},{key:"updatePTS",value:function updatePTS(fragments,fromIdx,toIdx){var fragFrom=fragments[fromIdx],fragTo=fragments[toIdx],fragToPTS=fragTo.startPTS;if(!isNaN(fragToPTS))if(toIdx>fromIdx){fragFrom.duration=fragToPTS-
645fragFrom.start;if(fragFrom.duration<0)_logger.logger.error("negative duration computed for frag "+fragFrom.sn+",level "+fragFrom.level+", there should be some duration drift between playlist and fragment!")}else{fragTo.duration=fragFrom.start-fragToPTS;if(fragTo.duration<0)_logger.logger.error("negative duration computed for frag "+fragTo.sn+",level "+fragTo.level+", there should be some duration drift between playlist and fragment!")}else if(toIdx>fromIdx)fragTo.start=fragFrom.start+fragFrom.duration;
646else fragTo.start=fragFrom.start-fragTo.duration}}]);return LevelHelper}();exports.default=LevelHelper},{"../utils/logger":43}],30:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,
647descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("./events");var _events2=_interopRequireDefault(_events);var _errors=require("./errors");var _playlistLoader=require("./loader/playlist-loader");var _playlistLoader2=_interopRequireDefault(_playlistLoader);var _fragmentLoader=require("./loader/fragment-loader");
648var _fragmentLoader2=_interopRequireDefault(_fragmentLoader);var _abrController=require("./controller/abr-controller");var _abrController2=_interopRequireDefault(_abrController);var _bufferController=require("./controller/buffer-controller");var _bufferController2=_interopRequireDefault(_bufferController);var _capLevelController=require("./controller/cap-level-controller");var _capLevelController2=_interopRequireDefault(_capLevelController);var _audioStreamController=require("./controller/audio-stream-controller");
649var _audioStreamController2=_interopRequireDefault(_audioStreamController);var _streamController=require("./controller/stream-controller");var _streamController2=_interopRequireDefault(_streamController);var _levelController=require("./controller/level-controller");var _levelController2=_interopRequireDefault(_levelController);var _timelineController=require("./controller/timeline-controller");var _timelineController2=_interopRequireDefault(_timelineController);var _fpsController=require("./controller/fps-controller");
650var _fpsController2=_interopRequireDefault(_fpsController);var _audioTrackController=require("./controller/audio-track-controller");var _audioTrackController2=_interopRequireDefault(_audioTrackController);var _logger=require("./utils/logger");var _xhrLoader=require("./utils/xhr-loader");

650var _xhrLoader2=_interopRequireDefault(_xhrLoader);var _events3=require("events");var _events4=_interopRequireDefault(_events3);var _keyLoader=require("./loader/key-loader");var _keyLoader2=_interopRequireDefault(_keyLoader);
651var _cues=require("./utils/cues");var _cues2=_interopRequireDefault(_cues);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var Hls=function(){_createClass(Hls,null,[{key:"isSupported",value:function isSupported(){return window.MediaSource&&(typeof window.MediaSource.isTypeSupported==="function"&&window.MediaSource.isTypeSupported('video/mp4; codecs="avc1.42E01E,mp4a.40.2"'))}},
652{key:"version",get:function get(){return"0.6.2-1"}},{key:"Events",get:function get(){return _events2.default}},{key:"ErrorTypes",get:function get(){return _errors.ErrorTypes}},{key:"ErrorDetails",get:function get(){return _errors.ErrorDetails}},{key:"DefaultConfig",get:function get(){if(!Hls.defaultConfig)Hls.defaultConfig={autoStartLoad:true,startPosition:-1,debug:false,capLevelOnFPSDrop:false,capLevelToPlayerSize:false,maxBufferLength:30,maxBufferSize:60*1E3*1E3,maxBufferHole:0.5,maxSeekHole:2,
653seekHoleNudgeDuration:0.01,stalledInBufferedNudgeThreshold:10,maxFragLookUpTolerance:0.2,liveSyncDurationCount:3,liveMaxLatencyDurationCount:Infinity,liveSyncDuration:undefined,liveMaxLatencyDuration:undefined,maxMaxBufferLength:600,enableWorker:true,enableSoftwareAES:true,manifestLoadingTimeOut:1E4,manifestLoadingMaxRetry:1,manifestLoadingRetryDelay:1E3,levelLoadingTimeOut:1E4,levelLoadingMaxRetry:4,levelLoadingRetryDelay:1E3,fragLoadingTimeOut:2E4,fragLoadingMaxRetry:6,fragLoadingRetryDelay:1E3,
654fragLoadingLoopThreshold:3,startFragPrefetch:false,fpsDroppedMonitoringPeriod:5E3,fpsDroppedMonitoringThreshold:0.2,appendErrorMaxRetry:3,loader:_xhrLoader2.default,fLoader:undefined,pLoader:undefined,abrController:_abrController2.default,bufferController:_bufferController2.default,capLevelController:_capLevelController2.default,fpsController:_fpsController2.default,streamController:_streamController2.default,audioStreamController:_audioStreamController2.default,timelineController:_timelineController2.default,
655cueHandler:_cues2.default,enableCEA708Captions:true,enableMP2TPassThrough:false,stretchShortVideoTrack:false,abrEwmaFastLive:5,abrEwmaSlowLive:9,abrEwmaFastVoD:4,abrEwmaSlowVoD:15,abrEwmaDefaultEstimate:5E5,abrBandWidthFactor:0.8,abrBandWidthUpFactor:0.7};return Hls.defaultConfig},set:function set(defaultConfig){Hls.defaultConfig=defaultConfig}}]);function Hls(){var config=arguments.length<=0||arguments[0]===undefined?{}:arguments[0];_classCallCheck(this,Hls);var defaultConfig=Hls.DefaultConfig;if((config.liveSyncDurationCount||
656config.liveMaxLatencyDurationCount)&&(config.liveSyncDuration||config.liveMaxLatencyDuration))throw new Error("Illegal hls.js config: don't mix up liveSyncDurationCount/liveMaxLatencyDurationCount and liveSyncDuration/liveMaxLatencyDuration");for(var prop in defaultConfig){if(prop in config)continue;config[prop]=defaultConfig[prop]}if(config.liveMaxLatencyDurationCount!==undefined&&config.liveMaxLatencyDurationCount<=config.liveSyncDurationCount)throw new Error('Illegal hls.js config: "liveMaxLatencyDurationCount" must be gt "liveSyncDurationCount"');
657if(config.liveMaxLatencyDuration!==undefined&&(config.liveMaxLatencyDuration<=config.liveSyncDuration||config.liveSyncDuration===undefined))throw new Error('Illegal hls.js config: "liveMaxLatencyDuration" must be gt "liveSyncDuration"');(0,_logger.enableLogs)(config.debug);this.config=config;var observer=this.observer=new _events4.default;observer.trigger=function trigger(event){for(var _len=arguments.length,data=Array(_len>1?_len-1:0),_key=1;_key<_len;_key++)data[_key-1]=arguments[_key];observer.emit.apply(observer,
658[event,event].concat(data))};observer.off=function off(event){for(var _len2=arguments.length,data=Array(_len2>1?_len2-1:0),_key2=1;_key2<_len2;_key2++)data[_key2-1]=arguments[_key2];observer.removeListener.apply(observer,[event].concat(data))};this.on=observer.on.bind(observer);this.off=observer.off.bind(observer);this.trigger=observer.trigger.bind(observer);this.playlistLoader=new _playlistLoader2.default(this);this.fragmentLoader=new _fragmentLoader2.default(this);this.levelController=new _levelController2.default(this);
659this.abrController=new config.abrController(this);this.bufferController=new config.bufferController(this);this.capLevelController=new config.capLevelController(this);this.fpsController=new config.fpsController(this);this.streamController=new config.streamController(this);this.audioStreamController=new config.audioStreamController(this);this.timelineController=new config.timelineController(this);this.audioTrackController=new _audioTrackController2.default(this);this.keyLoader=new _keyLoader2.default(this)}
660_createClass(Hls,[{key:"destroy",value:function destroy(){_logger.logger.log("destroy");this.trigger(_events2.default.DESTROYING);this.detachMedia();this.playlistLoader.destroy();this.fragmentLoader.destroy();this.levelController.destroy();this.abrController.destroy();this.bufferController.destroy();this.capLevelController.destroy();this.fpsController.destroy();this.streamController.destroy();this.audioStreamController.destroy();this.timelineController.destroy();this.audioTrackController.destroy();
661this.keyLoader.destroy();this.url=null;this.observer.removeAllListeners()}},{key:"attachMedia",value:function attachMedia(media){_logger.logger.log("attachMedia");this.media=media;

661this.trigger(_events2.default.MEDIA_ATTACHING,{media:media})}},{key:"detachMedia",value:function detachMedia(){_logger.logger.log("detachMedia");this.trigger(_events2.default.MEDIA_DETACHING);this.media=null}},{key:"loadSource",value:function loadSource(url){_logger.logger.log("loadSource:"+url);this.url=url;this.trigger(_events2.default.MANIFEST_LOADING,
662{url:url})}},{key:"startLoad",value:function startLoad(){var startPosition=arguments.length<=0||arguments[0]===undefined?-1:arguments[0];_logger.logger.log("startLoad");this.levelController.startLoad();this.streamController.startLoad(startPosition);this.audioStreamController.startLoad(startPosition)}},{key:"stopLoad",value:function stopLoad(){_logger.logger.log("stopLoad");this.levelController.stopLoad();this.streamController.stopLoad();this.audioStreamController.stopLoad()}},{key:"swapAudioCodec",
663value:function swapAudioCodec(){_logger.logger.log("swapAudioCodec");this.streamController.swapAudioCodec()}},{key:"recoverMediaError",value:function recoverMediaError(){_logger.logger.log("recoverMediaError");var media=this.media;this.detachMedia();this.attachMedia(media)}},{key:"levels",get:function get(){return this.levelController.levels}},{key:"currentLevel",get:function get(){return this.streamController.currentLevel},set:function set(newLevel){_logger.logger.log("set currentLevel:"+newLevel);
664this.loadLevel=newLevel;this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function get(){return this.streamController.nextLevel},set:function set(newLevel){_logger.logger.log("set nextLevel:"+newLevel);this.levelController.manualLevel=newLevel;this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function get(){return this.levelController.level},set:function set(newLevel){_logger.logger.log("set loadLevel:"+newLevel);this.levelController.manualLevel=newLevel}},{key:"nextLoadLevel",
665get:function get(){return this.levelController.nextLoadLevel},set:function set(level){this.levelController.nextLoadLevel=level}},{key:"firstLevel",get:function get(){return this.levelController.firstLevel},set:function set(newLevel){_logger.logger.log("set firstLevel:"+newLevel);this.levelController.firstLevel=newLevel}},{key:"startLevel",get:function get(){return this.levelController.startLevel},set:function set(newLevel){_logger.logger.log("set startLevel:"+newLevel);this.levelController.startLevel=
666newLevel}},{key:"autoLevelCapping",get:function get(){return this.abrController.autoLevelCapping},set:function set(newLevel){_logger.logger.log("set autoLevelCapping:"+newLevel);this.abrController.autoLevelCapping=newLevel}},{key:"autoLevelEnabled",get:function get(){return this.levelController.manualLevel===-1}},{key:"manualLevel",get:function get(){return this.levelController.manualLevel}},{key:"audioTracks",get:function get(){return this.audioTrackController.audioTracks}},{key:"audioTrack",get:function get(){return this.audioTrackController.audioTrack},
667set:function set(audioTrackId){this.audioTrackController.audioTrack=audioTrackId}}]);return Hls}();exports.default=Hls},{"./controller/abr-controller":3,"./controller/audio-stream-controller":4,"./controller/audio-track-controller":5,"./controller/buffer-controller":6,"./controller/cap-level-controller":7,"./controller/fps-controller":9,"./controller/level-controller":10,"./controller/stream-controller":11,"./controller/timeline-controller":12,"./errors":24,"./events":26,"./loader/fragment-loader":32,
668"./loader/key-loader":33,"./loader/playlist-loader":34,"./utils/cues":41,"./utils/logger":43,"./utils/xhr-loader":46,"events":1}],31:[function(require,module,exports){module.exports=require("./hls.js").default},{"./hls.js":30}],32:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=
669true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _errors=
670require("../errors");var _logger=require("../utils/logger");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?call:self}
671function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var FragmentLoader=function(_EventHandler){_inherits(FragmentLoader,
672_EventHandler);function FragmentLoader(hls){_classCallCheck(this,FragmentLoader);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(FragmentLoader).call(this,hls,_events2.default.FRAG_LOADING));_this.loaders={};return _this}_createClass(FragmentLoader,[{key:"destroy",value:function destroy(){for(var loaderName in this.loaders){var loader=this.loaders[loaderName];if(loader)loader.destroy()}this.loaders={};_eventHandler2.default.prototype.destroy.call(this)}},{key:"onFragLoading",value:function onFragLoading(data){var frag=
673data.frag,type=frag.type,loader=this.loaders[type],config=this.hls.config;frag.loaded=0;if(loader){_logger.logger.warn("abort previous fragment loader for type:"+type);loader.abort()}

673loader=this.loaders[type]=frag.loader=typeof config.fLoader!=="undefined"?new config.fLoader(config):new config.loader(config);loader.load(frag.url,{frag:frag},"arraybuffer",this.loadsuccess.bind(this),this.loaderror.bind(this),this.loadtimeout.bind(this),config.fragLoadingTimeOut,1,0,this.loadprogress.bind(this),frag)}},
674{key:"loadsuccess",value:function loadsuccess(event,stats,context){var payload=event.currentTarget.response,frag=context.frag;stats.length=payload.byteLength;frag.loader=undefined;this.loaders[frag.type]=undefined;this.hls.trigger(_events2.default.FRAG_LOADED,{payload:payload,frag:frag,stats:stats})}},{key:"loaderror",value:function loaderror(event,context){var loader=context.loader;if(loader)loader.abort();this.loaders[context.type]=undefined;this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.NETWORK_ERROR,
675details:_errors.ErrorDetails.FRAG_LOAD_ERROR,fatal:false,frag:context.frag,response:event})}},{key:"loadtimeout",value:function loadtimeout(event,stats,context){var loader=context.loader;if(loader)loader.abort();this.loaders[context.type]=undefined;this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.NETWORK_ERROR,details:_errors.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:false,frag:context.frag})}},{key:"loadprogress",value:function loadprogress(event,stats,context){var frag=context.frag;frag.loaded=
676stats.loaded;this.hls.trigger(_events2.default.FRAG_LOAD_PROGRESS,{frag:frag,stats:stats})}}]);return FragmentLoader}(_eventHandler2.default);exports.default=FragmentLoader},{"../errors":24,"../event-handler":25,"../events":26,"../utils/logger":43}],33:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||
677false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);
678var _errors=require("../errors");var _logger=require("../utils/logger");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?
679call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var KeyLoader=function(_EventHandler){_inherits(KeyLoader,
680_EventHandler);function KeyLoader(hls){_classCallCheck(this,KeyLoader);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(KeyLoader).call(this,hls,_events2.default.KEY_LOADING));_this.loaders={};_this.decryptkey=null;_this.decrypturl=null;return _this}_createClass(KeyLoader,[{key:"destroy",value:function destroy(){for(var loaderName in this.loaders){var loader=this.loaders[loaderName];if(loader)loader.destroy()}this.loaders={};_eventHandler2.default.prototype.destroy.call(this)}},{key:"onKeyLoading",
681value:function onKeyLoading(data){var frag=data.frag,type=frag.type,loader=this.loaders[type],decryptdata=frag.decryptdata,uri=decryptdata.uri;if(uri!==this.decrypturl||this.decryptkey===null){var config=this.hls.config;if(loader){_logger.logger.warn("abort previous fragment loader for type:"+type);loader.abort()}frag.loader=this.loaders[type]=new config.loader(config);this.decrypturl=uri;this.decryptkey=null;frag.loader.load(uri,{frag:frag},"arraybuffer",this.loadsuccess.bind(this),this.loaderror.bind(this),
682this.loadtimeout.bind(this),config.fragLoadingTimeOut,config.fragLoadingMaxRetry,config.fragLoadingRetryDelay,this.loadprogress.bind(this),frag)}else if(this.decryptkey){decryptdata.key=this.decryptkey;this.hls.trigger(_events2.default.KEY_LOADED,{frag:frag})}}},{key:"loadsuccess",value:function loadsuccess(event,stats,context){var frag=context.frag;this.decryptkey=frag.decryptdata.key=new Uint8Array(event.currentTarget.response);frag.loader=undefined;this.loaders[context.type]=undefined;this.hls.trigger(_events2.default.KEY_LOADED,
683{frag:frag})}},{key:"loaderror",value:function loaderror(event,context){var frag=context.frag,loader=frag.loader;if(loader)loader.abort();this.loaders[context.type]=undefined;this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.NETWORK_E

683RROR,details:_errors.ErrorDetails.KEY_LOAD_ERROR,fatal:false,frag:frag,response:event})}},{key:"loadtimeout",value:function loadtimeout(event,stats,context){var frag=context.frag,loader=frag.loader;if(loader)loader.abort();this.loaders[context.type]=undefined;
684this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.NETWORK_ERROR,details:_errors.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:false,frag:frag})}},{key:"loadprogress",value:function loadprogress(){}}]);return KeyLoader}(_eventHandler2.default);exports.default=KeyLoader},{"../errors":24,"../event-handler":25,"../events":26,"../utils/logger":43}],34:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,
685props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _events=require("../events");var _events2=_interopRequireDefault(_events);
686var _eventHandler=require("../event-handler");var _eventHandler2=_interopRequireDefault(_eventHandler);var _errors=require("../errors");var _url=require("../utils/url");var _url2=_interopRequireDefault(_url);var _attrList=require("../utils/attr-list");var _attrList2=_interopRequireDefault(_attrList);var _logger=require("../utils/logger");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");
687}function _possibleConstructorReturn(self,call){if(!self)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return call&&(typeof call==="object"||typeof call==="function")?call:self}function _inherits(subClass,superClass){if(typeof superClass!=="function"&&superClass!==null)throw new TypeError("Super expression must either be null or a function, not "+typeof superClass);subClass.prototype=Object.create(superClass&&superClass.prototype,{constructor:{value:subClass,
688enumerable:false,writable:true,configurable:true}});if(superClass)Object.setPrototypeOf?Object.setPrototypeOf(subClass,superClass):subClass.__proto__=superClass}var PlaylistLoader=function(_EventHandler){_inherits(PlaylistLoader,_EventHandler);function PlaylistLoader(hls){_classCallCheck(this,PlaylistLoader);var _this=_possibleConstructorReturn(this,Object.getPrototypeOf(PlaylistLoader).call(this,hls,_events2.default.MANIFEST_LOADING,_events2.default.LEVEL_LOADING,_events2.default.AUDIO_TRACK_LOADING));
689_this.loaders={};return _this}_createClass(PlaylistLoader,[{key:"destroy",value:function destroy(){for(var loaderName in this.loaders){var loader=this.loaders[loaderName];if(loader)loader.destroy()}this.loaders={};_eventHandler2.default.prototype.destroy.call(this)}},{key:"onManifestLoading",value:function onManifestLoading(data){this.load(data.url,{type:"manifest"})}},{key:"onLevelLoading",value:function onLevelLoading(data){this.load(data.url,{type:"level",level:data.level,id:data.id})}},{key:"onAudioTrackLoading",
690value:function onAudioTrackLoading(data){this.load(data.url,{type:"audioTrack",id:data.id})}},{key:"load",value:function load(url,context){var config=this.hls.config,retry,timeout,retryDelay;if(context.type==="manifest"){retry=config.manifestLoadingMaxRetry;timeout=config.manifestLoadingTimeOut;retryDelay=config.manifestLoadingRetryDelay}else{retry=config.levelLoadingMaxRetry;timeout=config.levelLoadingTimeOut;retryDelay=config.levelLoadingRetryDelay}var loader=this.loaders[context.type];if(loader){_logger.logger.warn("abort previous loader for type:"+
691context.type);loader.abort()}loader=this.loaders[context.type]=context.loader=typeof config.pLoader!=="undefined"?new config.pLoader(config):new config.loader(config);loader.load(url,context,"",this.loadsuccess.bind(this),this.loaderror.bind(this),this.loadtimeout.bind(this),timeout,retry,retryDelay)}},{key:"resolve",value:function resolve(url,baseUrl){return _url2.default.buildAbsoluteURL(baseUrl,url)}},{key:"parseMasterPlaylist",value:function parseMasterPlaylist(string,baseurl){var levels=[],result=
692void 0;var re=/#EXT-X-STREAM-INF:([^\n\r]*)[\r\n]+([^\r\n]+)/g;while((result=re.exec(string))!=null){var level={};var attrs=level.attrs=new _attrList2.default(result[1]);level.url=this.resolve(result[2],baseurl);var resolution=attrs.decimalResolution("RESOLUTION");if(resolution){level.width=resolution.width;level.height=resolution.height}level.bitrate=attrs.decimalInteger("AVERAGE-BANDWIDTH")||attrs.decimalInteger("BANDWIDTH");level.name=attrs.NAME;var codecs=attrs.CODECS;if(codecs){codecs=codecs.split(",");
693for(var i=0;i<codecs.length;i++){var codec=codecs[i];if(codec.indexOf("avc1")!==-1)level.videoCodec=this.avc1toavcoti(codec);else level.audioCodec=codec}}levels.push(level)}return levels}},{key:"parseMasterPlaylistMedia",value:function parseMasterPlaylistMedia(string,baseurl,type){var medias=[],result=void 0,id=0;var re=/#EXT-X-MEDIA:(.*)/g;while((result=re.exec(string))!=null){var media={};var attrs=new _attrList2.default(result[1]);if(attrs.TYPE===type){media.groupId=attrs["GROUP-ID"];media.name=
694attrs.NAME;media.default=attrs.DEFAULT==="YES";media.autoselect=attrs.AUTOSELECT==="YES";media.forced=attrs.FORCED==="YES";media.url=attrs.URI?this.resolve(attrs.URI,baseurl):"";media.lang=attrs.LANGUAGE;if(!media.name)media.name=media.lang;media.id=id++;medias.push(media)}}return medias}},{key:"createInitializationVector",value:function createInitializationVector(segmentNumber){var uint8View=new Uint8Array(16);for(var i=12;i<16;i++)uint8View[i]=segmentNumber>>8*(15-i)&255;return uint8View}}

694,{key:"fragmentDecryptdataFromLevelkey",
695value:function fragmentDecryptdataFromLevelkey(levelkey,segmentNumber){var decryptdata=levelkey;if(levelkey&&(levelkey.method&&(levelkey.uri&&!levelkey.iv))){decryptdata=this.cloneObj(levelkey);decryptdata.iv=this.createInitializationVector(segmentNumber)}return decryptdata}},{key:"avc1toavcoti",value:function avc1toavcoti(codec){var result,avcdata=codec.split(".");if(avcdata.length>2){result=avcdata.shift()+".";result+=parseInt(avcdata.shift()).toString(16);result+=("000"+parseInt(avcdata.shift()).toString(16)).substr(-4)}else result=
696codec;return result}},{key:"cloneObj",value:function cloneObj(obj){return JSON.parse(JSON.stringify(obj))}},{key:"parseLevelPlaylist",value:function parseLevelPlaylist(string,baseurl,id,type){var currentSN=0,fragdecryptdata,totalduration=0,level={url:baseurl,fragments:[],live:true,startSN:0},levelkey={method:null,key:null,iv:null,uri:null},cc=0,programDateTime=null,frag=null,result,regexp,byteRangeEndOffset,byteRangeStartOffset,tagList=[];regexp=/(?:#EXT-X-(MEDIA-SEQUENCE):(\d+))|(?:#EXT-X-(TARGETDURATION):(\d+))|(?:#EXT-X-(KEY):(.*)[\r\n]+([^#|\r\n]+)?)|(?:#EXT-X-(START):(.*))|(?:#EXT(INF):([\d\.]+)[^\r\n]*([\r\n]+[^#|\r\n]+)?)|(?:#EXT-X-(BYTERANGE):([\d]+[@[\d]*)]*[\r\n]+([^#|\r\n]+)?|(?:#EXT-X-(ENDLIST))|(?:#EXT-X-(DIS)CONTINUITY))|(?:#EXT-X-(PROGRAM-DATE-TIME):(.*)[\r\n]+([^#|\r\n]+)?)|(?:#EXT-X-(VERSION):(.*))|(?:#(.*):(.*))|(?:#(.*))/g;
697while((result=regexp.exec(string))!==null){result.shift();result=result.filter(function(n){return n!==undefined});switch(result[0]){case "MEDIA-SEQUENCE":currentSN=level.startSN=parseInt(result[1]);break;case "TARGETDURATION":level.targetduration=parseFloat(result[1]);break;case "VERSION":break;case "EXTM3U":break;case "ENDLIST":level.live=false;break;case "DIS":cc++;tagList.push(result);break;case "BYTERANGE":var params=result[1].split("@");if(params.length===1)byteRangeStartOffset=byteRangeEndOffset;
698else byteRangeStartOffset=parseInt(params[1]);byteRangeEndOffset=parseInt(params[0])+byteRangeStartOffset;if(frag&&!frag.url){frag.byteRangeStartOffset=byteRangeStartOffset;frag.byteRangeEndOffset=byteRangeEndOffset;frag.url=this.resolve(result[2],baseurl);tagList.push(result)}break;case "INF":var duration=parseFloat(result[1]);if(!isNaN(duration)){var sn=currentSN++;fragdecryptdata=this.fragmentDecryptdataFromLevelkey(levelkey,sn);var url=result[2]?this.resolve(result[2],baseurl):null;tagList.push(result);
699frag={url:url,type:type,duration:duration,start:totalduration,sn:sn,level:id,cc:cc,byteRangeStartOffset:byteRangeStartOffset,byteRangeEndOffset:byteRangeEndOffset,decryptdata:fragdecryptdata,programDateTime:programDateTime,tagList:tagList};level.fragments.push(frag);totalduration+=duration;byteRangeStartOffset=null;programDateTime=null;tagList=[]}break;case "KEY":var decryptparams=result[1];var keyAttrs=new _attrList2.default(decryptparams);var decryptmethod=keyAttrs.enumeratedString("METHOD"),decrypturi=
700keyAttrs.URI,decryptiv=keyAttrs.hexadecimalInteger("IV");if(decryptmethod){levelkey={method:null,key:null,iv:null,uri:null};if(decrypturi&&decryptmethod==="AES-128"){levelkey.method=decryptmethod;levelkey.uri=this.resolve(decrypturi,baseurl);levelkey.key=null;levelkey.iv=decryptiv}}if(frag&&(!frag.url&&result.length>=3)){frag.url=this.resolve(result[2],baseurl);fragdecryptdata=this.fragmentDecryptdataFromLevelkey(levelkey,currentSN-1);frag.decryptdata=fragdecryptdata;tagList.push(result)}break;case "START":var startParams=
701result[1];var startAttrs=new _attrList2.default(startParams);var startTimeOffset=startAttrs.decimalFloatingPoint("TIME-OFFSET");if(startTimeOffset)level.startTimeOffset=startTimeOffset;break;case "PROGRAM-DATE-TIME":programDateTime=new Date(Date.parse(result[1]));tagList.push(result);if(frag&&(!frag.url&&result.length>=3)){frag.url=this.resolve(result[2],baseurl);frag.programDateTime=programDateTime}break;default:tagList.push(result);break}}if(frag&&!frag.url){level.fragments.pop();totalduration-=
702frag.duration}level.totalduration=totalduration;level.averagetargetduration=totalduration/level.fragments.length;level.endSN=currentSN-1;return level}},{key:"loadsuccess",value:function loadsuccess(event,stats,context){var target=event.currentTarget,string=target.responseText,url=target.responseURL,type=context.type,id=context.id,level=context.level,hls=this.hls;this.loaders[type]=undefined;if(url===undefined||url.indexOf("data:")===0)url=context.url;stats.tload=performance.now();stats.mtime=new Date(target.getResponseHeader("Last-Modified"));
703if(string.indexOf("#EXTM3U")===0)if(string.indexOf("#EXTINF:")>0)if(type==="manifest")hls.trigger(_events2.default.MANIFEST_LOADED,{levels:[{url:url}],url:url,stats:stats});else{var isLevel=type==="level",levelDetails=this.parseLevelPlaylist(string,url,level||id,isLevel?"main":"audio");stats.tparsed=performance.now();if(isLevel)hls.trigger(_events2.default.LEVEL_LOADED,{details:levelDetails,level:level,id:id,stats:stats});else hls.trigger(_events2.default.AUDIO_TRACK_LOADED,{details:levelDetails,
704id:id,stats:stats})}else{var levels=this.parseMasterPlaylist(string,url),audiotracks=this.parseMasterPlaylistMedia(string,url,"AUDIO");if(levels.length)hls.trigger(_events2.default.MANIFEST_LOADED,{levels:levels,audioTracks:audiotracks,url:url,stats:stats});else hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.NETWORK_E

704RROR,details:_errors.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:true,url:url,reason:"no level found in manifest"})}else hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.NETWORK_ERROR,
705details:_errors.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:true,url:url,reason:"no EXTM3U delimiter"})}},{key:"loaderror",value:function loaderror(event,context){var details,fatal,loader=context.loader;switch(context.type){case "manifest":details=_errors.ErrorDetails.MANIFEST_LOAD_ERROR;fatal=true;break;case "level":details=_errors.ErrorDetails.LEVEL_LOAD_ERROR;fatal=false;break;case "audioTrack":details=_errors.ErrorDetails.AUDIOTRACK_LOAD_ERROR;fatal=false;break}if(loader){loader.abort();this.loaders[context.type]=
706undefined}this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.NETWORK_ERROR,details:details,fatal:fatal,url:loader.url,loader:loader,response:event.currentTarget,context:context})}},{key:"loadtimeout",value:function loadtimeout(event,stats,context){var details,fatal,loader=context.loader;switch(context.type){case "manifest":details=_errors.ErrorDetails.MANIFEST_LOAD_TIMEOUT;fatal=true;break;case "level":details=_errors.ErrorDetails.LEVEL_LOAD_TIMEOUT;fatal=false;break;case "audioTrack":details=
707_errors.ErrorDetails.AUDIOTRACK_LOAD_TIMEOUT;fatal=false;break}if(loader){loader.abort();this.loaders[context.type]=undefined}this.hls.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.NETWORK_ERROR,details:details,fatal:fatal,url:loader.url,loader:loader,context:context})}}]);return PlaylistLoader}(_eventHandler2.default);exports.default=PlaylistLoader},{"../errors":24,"../event-handler":25,"../events":26,"../utils/attr-list":38,"../utils/logger":43,"../utils/url":45}],35:[function(require,
708module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,
709staticProps);return Constructor}}();function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var MP4=function(){function MP4(){_classCallCheck(this,MP4)}_createClass(MP4,null,[{key:"init",value:function init(){MP4.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],mvex:[],mvhd:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],
710tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};var i;for(i in MP4.types)if(MP4.types.hasOwnProperty(i))MP4.types[i]=[i.charCodeAt(0),i.charCodeAt(1),i.charCodeAt(2),i.charCodeAt(3)];var videoHdlr=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]);var audioHdlr=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]);MP4.HDLR_TYPES={"video":videoHdlr,
711"audio":audioHdlr};var dref=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]);var stco=new Uint8Array([0,0,0,0,0,0,0,0]);MP4.STTS=MP4.STSC=MP4.STCO=stco;MP4.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]);MP4.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]);MP4.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]);MP4.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var majorBrand=new Uint8Array([105,115,111,109]);var avc1Brand=new Uint8Array([97,118,99,49]);var minorVersion=new Uint8Array([0,0,0,1]);MP4.FTYP=
712MP4.box(MP4.types.ftyp,majorBrand,minorVersion,majorBrand,avc1Brand);MP4.DINF=MP4.box(MP4.types.dinf,MP4.box(MP4.types.dref,dref))}},{key:"box",value:function box(type){var payload=Array.prototype.slice.call(arguments,1),size=8,i=payload.length,len=i,result;while(i--)size+=payload[i].byteLength;result=new Uint8Array(size);result[0]=size>>24&255;result[1]=size>>16&255;result[2]=size>>8&255;result[3]=size&255;result.set(type,4);for(i=0,size=8;i<len;i++){result.set(payload[i],size);size+=payload[i].byteLength}return result}},
713{key:"hdlr",value:function hdlr(type){return MP4.box(MP4.types.hdlr,MP4.HDLR_TYPES[type])}},{key:"mdat",value:function mdat(data){return MP4.box(MP4.types.mdat,data)}},{key:"mdhd",value:function mdhd(timescale,duration){duration*=timescale;return MP4.box(MP4.types.mdhd,new Uint8Array([0,0,0,0,0,0,0,2,0,0,0,3,timescale>>24&255,timescale>>16&255,timescale>>8&255,timescale&255,duration>>24,duration>>16&255,duration>>8&255,duration&255,85,196,0,0]))}},{key:"mdia",value:function mdia(track){return MP4.box(MP4.types.mdia,
714MP4.mdhd(track.timescale,track.duration),MP4.hdlr(track.type),MP4.minf(track))}},{key:"mfhd",value:function mfhd(sequenceNumber){return MP4.box(MP4.types.mfhd,new Uint8Array([0,0,0,0,sequenceNumber>>24,sequenceNumber>>16&255,sequenceNumber>>8&255,sequenceNumber&255]))}},{key:"minf",value:function minf(track){if(track.type==="audio")return MP4.box(MP4.types.minf,MP4.box(MP4.types.smhd,MP4.SMHD),MP4.DINF,MP4.stbl(track));else return MP4.box(MP4.types.minf,MP4.box(MP4.types.vmhd,MP4.VMHD),MP4.DINF,MP4.stbl(track))}},
715{key:"moof",value:function moof(sn,baseMediaDecodeTime,track){return MP4.box(MP4.types.moof,MP4.mfhd(sn),MP4.traf(track,baseMediaDecodeTime))}},{key:"moov",value:function moov(tracks){var i=tracks.length,boxes=[];while(i--)boxes[i]=MP4.trak(tracks[i]);return MP4.box.apply(null,[MP4.types.moov,MP4.mvhd(tracks[0].timescale,tracks[0].duration)].concat(boxes).concat(MP4.mvex(tracks)))}},{key:"mvex",value:function mvex(tracks){var i=tracks.length,boxes=[];while(i--)boxes[i]=MP4.trex(tracks[i]);return MP4.box.apply(null,
716[MP4.types.mvex].concat(boxes))}},{key:"mvhd",value:function mvhd(timescale,duration){duration*=timescale;var bytes=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,2,timescale>>24&255,timescale>>16&255,timescale>>8&255,timescale&255,duration>>24&255,duration>>16&255,duration>>8&255,duration&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 MP4.box(MP4.types.mvhd,bytes)}},{key:"sdtp",
717value:function sdtp(track){var samples=track.samples||[],bytes=new Uint8Array(4+samples.length),flags,i;for(i=0;i<samples.length;i++){flags=samples[i].flags;bytes[i+4]=flags.dependsOn<<4|flags.isDependedOn<<2|flags.hasRedundancy}return MP4.box(MP4.types.sdtp,bytes)}},{key:"stbl",value:function stbl(track){return MP4.box(MP4.types.stbl,MP4.stsd(track),MP4.box(MP4.types.stts,MP4.STTS),MP4.box(MP4.types.stsc,MP4.STSC),MP4.box(MP4.types.stsz,MP4.STSZ),MP4.box(MP4.types.stco,MP4.STCO))}},{key:"avc1",value:function avc1(track){var sps=
718[],pps=[],i,data,len;for(i=0;i<track.sps.length;i++){data=track.sps[i];len=data.byteLength;sps.push(len>>>8&255);sps.push(len&255);sps=sps.concat(Array.prototype.slice.call(data))}for(i=0;i<track.pps.length;i++){data=track.pps[i];len=data.byteLength;pps.push(len>>>8&255);pps.push(len&255);pps=pps.concat(Array.prototype.slice.call(data))}var avcc=MP4.box(MP4.types.avcC,new Uint8Array([1,sps[3],sps[4],sps[5],252|3,224|track.sps.length].concat(sps).c

718oncat([track.pps.length]).concat(pps))),width=track.width,
719height=track.height;return MP4.box(MP4.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,width>>8&255,width&255,height>>8&255,height&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]),avcc,MP4.box(MP4.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])))}},{key:"esds",value:function esds(track){var configlen=track.config.length;return new Uint8Array([0,0,0,0,3,23+
720configlen,0,1,0,4,15+configlen,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([configlen]).concat(track.config).concat([6,1,2]))}},{key:"mp4a",value:function mp4a(track){var audiosamplerate=track.audiosamplerate;return MP4.box(MP4.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,track.channelCount,0,16,0,0,0,0,audiosamplerate>>8&255,audiosamplerate&255,0,0]),MP4.box(MP4.types.esds,MP4.esds(track)))}},{key:"stsd",value:function stsd(track){if(track.type==="audio")return MP4.box(MP4.types.stsd,MP4.STSD,
721MP4.mp4a(track));else return MP4.box(MP4.types.stsd,MP4.STSD,MP4.avc1(track))}},{key:"tkhd",value:function tkhd(track){var id=track.id,duration=track.duration*track.timescale,width=track.width,height=track.height;return MP4.box(MP4.types.tkhd,new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,id>>24&255,id>>16&255,id>>8&255,id&255,0,0,0,0,duration>>24,duration>>16&255,duration>>8&255,duration&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,width>>
7228&255,width&255,0,0,height>>8&255,height&255,0,0]))}},{key:"traf",value:function traf(track,baseMediaDecodeTime){var sampleDependencyTable=MP4.sdtp(track),id=track.id;return MP4.box(MP4.types.traf,MP4.box(MP4.types.tfhd,new Uint8Array([0,0,0,0,id>>24,id>>16&255,id>>8&255,id&255])),MP4.box(MP4.types.tfdt,new Uint8Array([0,0,0,0,baseMediaDecodeTime>>24,baseMediaDecodeTime>>16&255,baseMediaDecodeTime>>8&255,baseMediaDecodeTime&255])),MP4.trun(track,sampleDependencyTable.length+16+16+8+16+8+8),sampleDependencyTable)}},
723{key:"trak",value:function trak(track){track.duration=track.duration||4294967295;return MP4.box(MP4.types.trak,MP4.tkhd(track),MP4.mdia(track))}},{key:"trex",value:function trex(track){var id=track.id;return MP4.box(MP4.types.trex,new Uint8Array([0,0,0,0,id>>24,id>>16&255,id>>8&255,id&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}},{key:"trun",value:function trun(track,offset){var samples=track.samples||[],len=samples.length,arraylen=12+16*len,array=new Uint8Array(arraylen),i,sample,duration,size,flags,
724cts;offset+=8+arraylen;array.set([0,0,15,1,len>>>24&255,len>>>16&255,len>>>8&255,len&255,offset>>>24&255,offset>>>16&255,offset>>>8&255,offset&255],0);for(i=0;i<len;i++){sample=samples[i];duration=sample.duration;size=sample.size;flags=sample.flags;cts=sample.cts;array.set([duration>>>24&255,duration>>>16&255,duration>>>8&255,duration&255,size>>>24&255,size>>>16&255,size>>>8&255,size&255,flags.isLeading<<2|flags.dependsOn,flags.isDependedOn<<6|flags.hasRedundancy<<4|flags.paddingValue<<1|flags.isNonSync,
725flags.degradPrio&240<<8,flags.degradPrio&15,cts>>>24&255,cts>>>16&255,cts>>>8&255,cts&255],12+16*i)}return MP4.box(MP4.types.trun,array)}},{key:"initSegment",value:function initSegment(tracks){if(!MP4.types)MP4.init();var movie=MP4.moov(tracks),result;result=new Uint8Array(MP4.FTYP.byteLength+movie.byteLength);result.set(MP4.FTYP);result.set(movie,MP4.FTYP.byteLength);return result}}]);return MP4}();exports.default=MP4},{}],36:[function(require,module,exports){Object.defineProperty(exports,"__esModule",
726{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();
727var _aac=require("../helper/aac");var _aac2=_interopRequireDefault(_aac);var _events=require("../events");var _events2=_interopRequireDefault(_events);var _logger=require("../utils/logger");var _mp4Generator=require("../remux/mp4-generator");var _mp4Generator2=_interopRequireDefault(_mp4Generator);var _errors=require("../errors");require("../utils/polyfill");function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof
728Constructor))throw new TypeError("Cannot call a class as a function");}var MP4Remuxer=function(){function MP4Remuxer(observer,id,config){_classCallCheck(this,MP4Remuxer);this.observer=observer;this.id=id;this.config=config;this.ISGenerated=false;this.PES2MP4SCALEFACTOR=4;this.PES_TIMESCALE=9E4;this.MP4_TIMESCALE=this.PES_TIMESCALE/this.PES2MP4SCALEFACTOR}_createClass(MP4Remuxer,[{key:"destroy",value:function destroy(){}},{key:"insertDiscontinuity",value:function insertDiscontinuity(){this._initPTS=
729this._initDTS=undefined}},{key:"switchLevel",value:function switchLevel(){this.ISGenerated=false}},{key:"remux",value:function remux(level,sn,audioTrack,videoTrack,id3Track,textTrack,timeOffset,contiguous){this.level=level;this.sn=sn;if(!this.ISGenerated)this.generateIS(audioTrack,videoTrack,timeOffset);if(this.ISGenerated)if(audioTrack.samples.length){var audioData=this.remuxAudio(audioTrack,timeOffset,contiguous);if(videoTrack.samples.length){var audioTrackLength=void 0;if(audioData)audioTrackLength=
730audioData.endPTS-audioData.startPTS;this.remuxVideo(videoTrack,timeOffset,contiguous,audioTrackLength)}}else{var videoData=void 0;if(videoTrack.samples.length)videoData=this.remuxVideo(videoTrack,timeOffset,contiguous);if(videoData&&audioTrack.codec)this.remuxEmptyAudio(audioTrack,timeOffset,contiguous,videoData)}if(id3Track.samples.length)this.remuxID3(id3Track,timeOffset);if(textTrack.samples.length)this.remuxText(textTrack,timeOffset);this.observer.trigger(_events2.default.FRAG_PARSED,{id:this.id,
731level:this.level,sn:this.sn})}},{key:"generateIS",value:function generateIS(audioTrack,videoTrack,timeOffset){var observer=this.observer,audioSamples=audioTrack.samples,videoSamples=videoTrack.samples,pe

731sTimeScale=this.PES_TIMESCALE,tracks={},data={id:this.id,level:this.level,sn:this.sn,tracks:tracks,unique:false},computePTSDTS=this._initPTS===undefined,initPTS,initDTS;if(computePTSDTS)initPTS=initDTS=Infinity;if(audioTrack.config&&audioSamples.length){audioTrack.timescale=audioTrack.audiosamplerate;
732if(audioTrack.timescale*audioTrack.duration>Math.pow(2,32))(function(){var greatestCommonDivisor=function greatestCommonDivisor(a,b){if(!b)return a;return greatestCommonDivisor(b,a%b)};audioTrack.timescale=audioTrack.audiosamplerate/greatestCommonDivisor(audioTrack.audiosamplerate,1024)})();_logger.logger.log("audio mp4 timescale :"+audioTrack.timescale);tracks.audio={container:"audio/mp4",codec:audioTrack.codec,initSegment:_mp4Generator2.default.initSegment([audioTrack]),metadata:{channelCount:audioTrack.channelCount}};
733if(computePTSDTS)initPTS=initDTS=audioSamples[0].pts-pesTimeScale*timeOffset}if(videoTrack.sps&&(videoTrack.pps&&videoSamples.length)){videoTrack.timescale=this.MP4_TIMESCALE;tracks.video={container:"video/mp4",codec:videoTrack.codec,initSegment:_mp4Generator2.default.initSegment([videoTrack]),metadata:{width:videoTrack.width,height:videoTrack.height}};if(computePTSDTS){initPTS=Math.min(initPTS,videoSamples[0].pts-pesTimeScale*timeOffset);initDTS=Math.min(initDTS,videoSamples[0].dts-pesTimeScale*

734timeOffset)}}if(Object.keys(tracks).length){observer.trigger(_events2.default.FRAG_PARSING_INIT_SEGMENT,data);this.ISGenerated=true;if(computePTSDTS){this._initPTS=initPTS;this._initDTS=initDTS}}else observer.trigger(_events2.default.ERROR,{type:_errors.ErrorTypes.MEDIA_ERROR,id:this.id,details:_errors.ErrorDetails.FRAG_PARSING_ERROR,fatal:false,reason:"no audio/video samples found"})}},{key:"remuxVideo",value:function remuxVideo(track,timeOffset,contiguous,audioTrackLength){var offset=8,pesTimeScale=
735this.PES_TIMESCALE,pes2mp4ScaleFactor=this.PES2MP4SCALEFACTOR,mp4SampleDuration,mdat,moof,firstPTS,firstDTS,nextDTS,lastPTS,lastDTS,inputSamples=track.samples,outputSamples=[];var nextAvcDts=void 0;if(contiguous)nextAvcDts=this.nextAvcDts;else nextAvcDts=timeOffset*pesTimeScale;var sample=inputSamples[0];firstDTS=Math.max(this._PTSNormalize(sample.dts,nextAvcDts)-this._initDTS,0);firstPTS=Math.max(this._PTSNormalize(sample.pts,nextAvcDts)-this._initDTS,0);var delta=Math.round((firstDTS-nextAvcDts)/
73690);if(contiguous)if(delta){if(delta>1)_logger.logger.log("AVC:"+delta+" ms hole between fragments detected,filling it");else if(delta<-1)_logger.logger.log("AVC:"+-delta+" ms overlapping between fragments detected");firstDTS=nextAvcDts;inputSamples[0].dts=firstDTS+this._initDTS;firstPTS=Math.max(firstPTS-delta,nextAvcDts);inputSamples[0].pts=firstPTS+this._initDTS;_logger.logger.log("Video/PTS/DTS adjusted: "+firstPTS+"/"+firstDTS+",delta:"+delta)}nextDTS=firstDTS;sample=inputSamples[inputSamples.length-
7371];lastDTS=Math.max(this._PTSNormalize(sample.dts,nextAvcDts)-this._initDTS,0);lastPTS=Math.max(this._PTSNormalize(sample.pts,nextAvcDts)-this._initDTS,0);lastPTS=Math.max(lastPTS,lastDTS);var vendor=navigator.vendor,userAgent=navigator.userAgent,isSafari=vendor&&(vendor.indexOf("Apple")>-1&&(userAgent&&!userAgent.match("CriOS")));if(isSafari)mp4SampleDuration=Math.round((lastDTS-firstDTS)/(pes2mp4ScaleFactor*(inputSamples.length-1)));for(var i=0;i<inputSamples.length;i++){var _sample=inputSamples[i];
738if(isSafari)_sample.dts=firstDTS+i*pes2mp4ScaleFactor*mp4SampleDuration;else{_sample.dts=Math.max(this._PTSNormalize(_sample.dts,nextAvcDts)-this._initDTS,firstDTS);_sample.dts=Math.round(_sample.dts/pes2mp4ScaleFactor)*pes2mp4ScaleFactor}_sample.pts=Math.max(this._PTSNormalize(_sample.pts,nextAvcDts)-this._initDTS,_sample.dts);_sample.pts=Math.round(_sample.pts/pes2mp4ScaleFactor)*pes2mp4ScaleFactor}mdat=new Uint8Array(track.len+4*track.nbNalu+8);var view=new DataView(mdat.buffer);view.setUint32(0,
739mdat.byteLength);mdat.set(_mp4Generator2.default.types.mdat,4);for(var _i=0;_i<inputSamples.length;_i++){var avcSample=inputSamples[_i],mp4SampleLength=0,compositionTimeOffset=void 0;while(avcSample.units.units.length){var unit=avcSample.units.units.shift();view.setUint32(offset,unit.data.byteLength);offset+=4;mdat.set(unit.data,offset);offset+=unit.data.byteLength;mp4SampleLength+=4+unit.data.byteLength}if(!isSafari){if(_i<inputSamples.length-1)mp4SampleDuration=inputSamples[_i+1].dts-avcSample.dts;
740else{var config=this.config,lastFrameDuration=avcSample.dts-inputSamples[_i>0?_i-1:_i].dts;if(config.stretchShortVideoTrack){var maxBufferHole=config.maxBufferHole,maxSeekHole=config.maxSeekHole,gapTolerance=Math.floor(Math.min(maxBufferHole,maxSeekHole)*pesTimeScale),deltaToFrameEnd=(audioTrackLength?firstPTS+audioTrackLength*pesTimeScale:this.nextAacPts)-avcSample.pts;if(deltaToFrameEnd>gapTolerance){mp4SampleDuration=deltaToFrameEnd-lastFrameDuration;if(mp4SampleDuration<0)mp4SampleDuration=lastFrameDuration;
741_logger.logger.log("It is approximately "+deltaToFrameEnd/90+" ms to the next segment; using duration "+mp4SampleDuration/90+" ms for the last video frame.")}else mp4SampleDuration=lastFrameDuration}else mp4SampleDuration=lastFrameDuration}mp4SampleDuration/=pes2mp4ScaleFactor;compositionTimeOffset=Math.round((avcSample.pts-avcSample.dts)/pes2mp4ScaleFactor)}else compositionTimeOffset=Math.max(0,mp4SampleDuration*Math.round((avcSample.pts-avcSample.dts)/(pes2mp4ScaleFactor*mp4SampleDuration)));outputSamples.push({size:mp4SampleLength,
742duration:mp4SampleDuration,cts:compositionTimeOffset,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:avcSample.key?2:1,isNonSync:avcSample.key?0:1}})}this.nextAvcDts=lastDTS+mp4SampleDuration*pes2mp4ScaleFactor;var dropped=track.dropped;track.len=0;track.nbNalu=0;track.dropped=0;if(outputSamples.length&&navigator.userAgent.toLowerCase().indexOf("chrome")>-1){var flags=outputSamples[0].flags;flags.dependsOn=2;flags.isNonSync=0}track.samples=outputSamples;moof=_mp4Generator2.default.moof(track.sequenceNumber++,
743firstDTS/pes2mp4ScaleFactor,track);track.samples=[];var data={id:this.id,level:this.level,sn:this.sn,data1:moof,data2:mdat,startPTS:firstPTS/pesTimeScale,endPTS:(lastPTS+pes2mp4ScaleFactor*mp4SampleDuration)/pesTimeScale,startDTS:firstDTS/pesTimeScale,endDTS:this.nextAvcDts/pesTimeScale,type:"video",nb:outputSamples.length,dropped:dropped};this.observer.trigger(_events2.default.FRAG_PARSING_DATA,data);return data}},{key:"remuxAudio",value:function remuxAudio(track,timeOffset,contiguous){var pesTimeScale=
744this.PES_TIMESCALE,mp4timeScale=track.timescale,pes2mp4ScaleFactor=pesTimeScale/mp4timeScale,expectedSampleDuration=track.timescale*1024/track.audiosamplerate;var view,offset=8,aacSample,mp4Sample,unit,mdat,moof,firstPTS,firstDTS,lastDTS,pts,dts,ptsnorm,dtsnorm,samples=[],samples0=[];track.samples.sort(function(a,b){return a.pts-b.pts});samples0=track.samples;

744var nextAacPts=contiguous?this.nextAacPts:timeOffset*pesTimeScale;var firstPtsNorm=this._PTSNormalize(samples0[0].pts-this._initPTS,nextAacPts),
745pesFrameDuration=expectedSampleDuration*pes2mp4ScaleFactor;var nextPtsNorm=firstPtsNorm+pesFrameDuration;for(var i=1;i<samples0.length;){var sample=samples0[i],ptsNorm=this._PTSNormalize(sample.pts-this._initPTS,nextAacPts),delta=ptsNorm-nextPtsNorm;if(delta<-0.5*pesFrameDuration){_logger.logger.log("Dropping frame due to "+Math.abs(delta/90)+" ms overlap.");samples0.splice(i,1);track.len-=sample.unit.length}else if(delta>0.5*pesFrameDuration){var missing=Math.round(delta/pesFrameDuration);_logger.logger.log("Injecting "+
746missing+" frame"+(missing>1?"s":"")+" of missing audio due to "+Math.round(delta/90)+" ms gap.");for(var j=0;j<missing;j++){var newStamp=samples0[i-1].pts+pesFrameDuration,fillFrame=_aac2.default.getSilentFrame(track.channelCount);if(!fillFrame){_logger.logger.log("Unable to get silent frame for given audio codec; duplicating last frame instead.");fillFrame=sample.unit.slice(0)}samples0.splice(i,0,{unit:fillFrame,pts:newStamp,dts:newStamp});track.len+=fillFrame.length;i+=1}nextPtsNorm+=(missing+1)*
747pesFrameDuration;sample.pts=samples0[i-1].pts+pesFrameDuration;i+=1}else{if(Math.abs(delta)>0.1*pesFrameDuration)_logger.logger.log("Invalid frame delta "+(ptsNorm-nextPtsNorm+pesFrameDuration)+" at PTS "+Math.round(ptsNorm/90)+" (should be "+pesFrameDuration+").");nextPtsNorm+=pesFrameDuration;sample.pts=samples0[i-1].pts+pesFrameDuration;i+=1}}while(samples0.length){aacSample=samples0.shift();unit=aacSample.unit;pts=aacSample.pts-this._initDTS;dts=aacSample.dts-this._initDTS;if(lastDTS!==undefined){ptsnorm=
748this._PTSNormalize(pts,lastDTS);dtsnorm=this._PTSNormalize(dts,lastDTS);mp4Sample.duration=(dtsnorm-lastDTS)/pes2mp4ScaleFactor}else{ptsnorm=this._PTSNormalize(pts,nextAacPts);dtsnorm=this._PTSNormalize(dts,nextAacPts);var _delta=Math.round(1E3*(ptsnorm-nextAacPts)/pesTimeScale);if(contiguous)if(_delta){if(_delta>0)_logger.logger.log(_delta+" ms hole between AAC samples detected,filling it");else if(_delta<-12){_logger.logger.log(-_delta+" ms overlapping between AAC samples detected, drop frame");
749track.len-=unit.byteLength;continue}ptsnorm=dtsnorm=nextAacPts}firstPTS=Math.max(0,ptsnorm);firstDTS=Math.max(0,dtsnorm);if(track.len>0){mdat=new Uint8Array(track.len+8);view=new DataView(mdat.buffer);view.setUint32(0,mdat.byteLength);mdat.set(_mp4Generator2.default.types.mdat,4)}else return}mdat.set(unit,offset);offset+=unit.byteLength;mp4Sample={size:unit.byteLength,cts:0,duration:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}};samples.push(mp4Sample);lastDTS=dtsnorm}var lastSampleDuration=
7500;var nbSamples=samples.length;if(nbSamples>=2){lastSampleDuration=samples[nbSamples-2].duration;mp4Sample.duration=lastSampleDuration}if(nbSamples){this.nextAacPts=ptsnorm+pes2mp4ScaleFactor*lastSampleDuration;track.len=0;track.samples=samples;moof=_mp4Generator2.default.moof(track.sequenceNumber++,firstDTS/pes2mp4ScaleFactor,track);track.samples=[];var audioData={id:this.id,level:this.level,sn:this.sn,data1:moof,data2:mdat,startPTS:firstPTS/pesTimeScale,endPTS:this.nextAacPts/pesTimeScale,startDTS:firstDTS/
751pesTimeScale,endDTS:(dtsnorm+pes2mp4ScaleFactor*lastSampleDuration)/pesTimeScale,type:"audio",nb:nbSamples};this.observer.trigger(_events2.default.FRAG_PARSING_DATA,audioData);return audioData}return null}},{key:"remuxEmptyAudio",value:function remuxEmptyAudio(track,timeOffset,contiguous,videoData){var pesTimeScale=this.PES_TIMESCALE,mp4timeScale=track.timescale?track.timescale:track.audiosamplerate,pes2mp4ScaleFactor=pesTimeScale/mp4timeScale,startDTS=videoData.startDTS*pesTimeScale,endDTS=videoData.endDTS*
752pesTimeScale,sampleDuration=1024,frameDuration=pes2mp4ScaleFactor*sampleDuration,nbSamples=Math.ceil((endDT

752S-startDTS)/frameDuration),silentFrame=_aac2.default.getSilentFrame(track.channelCount);if(!silentFrame){_logger.logger.trace("Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec!");return}var samples=[];for(var i=0;i<nbSamples;i++){var stamp=startDTS+i*frameDuration;samples.push({unit:silentFrame.slice(0),pts:stamp,dts:stamp});track.len+=silentFrame.length}track.samples=
753samples;this.remuxAudio(track,timeOffset,contiguous)}},{key:"remuxID3",value:function remuxID3(track,timeOffset){var length=track.samples.length,sample;if(length){for(var index=0;index<length;index++){sample=track.samples[index];sample.pts=(sample.pts-this._initPTS)/this.PES_TIMESCALE;sample.dts=(sample.dts-this._initDTS)/this.PES_TIMESCALE}this.observer.trigger(_events2.default.FRAG_PARSING_METADATA,{id:this.id,level:this.level,sn:this.sn,samples:track.samples})}track.samples=[];timeOffset=timeOffset}},
754{key:"remuxText",value:function remuxText(track,timeOffset){track.samples.sort(function(a,b){return a.pts-b.pts});var length=track.samples.length,sample;if(length){for(var index=0;index<length;index++){sample=track.samples[index];sample.pts=(sample.pts-this._initPTS)/this.PES_TIMESCALE}this.observer.trigger(_events2.default.FRAG_PARSING_USERDATA,{id:this.id,level:this.level,sn:this.sn,samples:track.samples})}track.samples=[];timeOffset=timeOffset}},{key:"_PTSNormalize",value:function _PTSNormalize(value,
755reference){var offset;if(reference===undefined)return value;if(reference<value)offset=-8589934592;else offset=8589934592;while(Math.abs(value-reference)>4294967296)value+=offset;return value}},{key:"passthrough",get:function get(){return false}}]);return MP4Remuxer}();exports.default=MP4Remuxer},{"../errors":24,"../events":26,"../helper/aac":27,"../remux/mp4-generator":35,"../utils/logger":43,"../utils/polyfill":44}],37:[function(require,module,exports){Object.defineProperty(exports,"__esModule",
756{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();
757var _events=require("../events");var _events2=_interopRequireDefault(_events);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var PassThroughRemuxer=function(){function PassThroughRemuxer(observer,id){_classCallCheck(this,PassThroughRemuxer);this.observer=observer;this.id=id;this.ISGenerated=false}_createClass(PassThroughRemuxer,
758[{key:"destroy",value:function destroy(){}},{key:"insertDiscontinuity",value:function insertDiscontinuity(){}},{key:"switchLevel",value:function switchLevel(){this.ISGenerated=false}},{key:"remux",value:function remux(audioTrack,videoTrack,id3Track,textTrack,timeOffset,rawData){var observer=this.observer;if(!this.ISGenerated){var tracks={},data={id:this.id,tracks:tracks,unique:true},track=videoTrack,codec=track.codec;if(codec)data.tracks.video={container:track.container,codec:codec,metadata:{width:track.width,
759height:track.height}};track=audioTrack;codec=track.codec;if(codec)data.tracks.audio={container:track.container,codec:codec,metadata:{channelCount:track.channelCount}};this.ISGenerated=true;observer.trigger(_events2.default.FRAG_PARSING_INIT_SEGMENT,data)}observer.trigger(_events2.default.FRAG_PARSING_DATA,{id:this.id,data1:rawData,startPTS:timeOffset,startDTS:timeOffset,type:"audiovideo",nb:1,dropped:0})}},{key:"passthrough",get:function get(){return true}}]);return PassThroughRemuxer}();exports.default=
760PassThroughRemuxer},{"../events":26}],38:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,
761protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var AttrList=function(){function AttrList(attrs){_classCallCheck(this,AttrList);

761if(typeof attrs==="string")attrs=AttrList.parseAttrList(attrs);for(var attr in attrs)if(attrs.hasOwnProperty(attr))this[attr]=attrs[attr]}_createClass(AttrList,[{key:"decimalInteger",value:function decimalInteger(attrName){var intValue=
762parseInt(this[attrName],10);if(intValue>Number.MAX_SAFE_INTEGER)return Infinity;return intValue}},{key:"hexadecimalInteger",value:function hexadecimalInteger(attrName){if(this[attrName]){var stringValue=(this[attrName]||"0x").slice(2);stringValue=(stringValue.length&1?"0":"")+stringValue;var value=new Uint8Array(stringValue.length/2);for(var i=0;i<stringValue.length/2;i++)value[i]=parseInt(stringValue.slice(i*2,i*2+2),16);return value}else return null}},{key:"hexadecimalIntegerAsNumber",value:function hexadecimalIntegerAsNumber(attrName){var intValue=
763parseInt(this[attrName],16);if(intValue>Number.MAX_SAFE_INTEGER)return Infinity;return intValue}},{key:"decimalFloatingPoint",value:function decimalFloatingPoint(attrName){return parseFloat(this[attrName])}},{key:"enumeratedString",value:function enumeratedString(attrName){return this[attrName]}},{key:"decimalResolution",value:function decimalResolution(attrName){var res=/^(\d+)x(\d+)$/.exec(this[attrName]);if(res===null)return undefined;return{width:parseInt(res[1],10),height:parseInt(res[2],10)}}}],
764[{key:"parseAttrList",value:function parseAttrList(input){var re=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g;var match,attrs={};while((match=re.exec(input))!==null){var value=match[2],quote='"';if(value.indexOf(quote)===0&&value.lastIndexOf(quote)===value.length-1)value=value.slice(1,-1);attrs[match[1]]=value}return attrs}}]);return AttrList}();exports.default=AttrList},{}],39:[function(require,module,exports){var BinarySearch={search:function search(list,comparisonFunction){var minIndex=0;var maxIndex=
765list.length-1;var currentIndex=null;var currentElement=null;while(minIndex<=maxIndex){currentIndex=(minIndex+maxIndex)/2|0;currentElement=list[currentIndex];var comparisonResult=comparisonFunction(currentElement);if(comparisonResult>0)minIndex=currentIndex+1;else if(comparisonResult<0)maxIndex=currentIndex-1;else return currentElement}return null}};module.exports=BinarySearch},{}],40:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,
766props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _classCallCheck(instance,Constructor){if(!(instance instanceof
767Constructor))throw new TypeError("Cannot call a class as a function");}var specialCea608CharsCodes={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,
768168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499};var getCharForByte=function getCharForByte(b){var charCode=b;if(specialCea608CharsCodes.hasOwnProperty(b))charCode=specialCea608CharsCodes[b];return String.fromCharCode(charCode)};
769var NR_ROWS=15,NR_COLS=32;var rowsLowCh1={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14};var rowsHighCh1={17:2,18:4,21:6,22:8,23:10,19:13,20:15};var rowsLowCh2={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14};var rowsHighCh2={25:2,26:4,29:6,30:8,31:10,27:13,28:15};var backgroundColors=["white","green","blue","cyan","red","yellow","magenta","black","transparent"];var logger={verboseFilter:{"DATA":3,"DEBUG":3,"INFO":2,"WARNING":2,"TEXT":1,"ERROR":0},time:null,verboseLevel:0,setTime:function setTime(newTime){this.time=
770newTime},log:function log(severity,msg){var minLevel=this.verboseFilter[severity];if(this.verboseLevel>=minLevel)console.log(this.time+" ["+severity+"] "+msg)}};var numArrayToHexArray=function numArrayToHexArray(numArray){var hexArray=[];for(var j=0;j<numArray.length;j++)hexArray.push(numArray[j].toString(16));return hexArray};var PenState=function(){function PenState(foreground,underline,italics,background,flash){_classCallCheck(this,PenState);this.foreground=foreground||"white";this.underline=underline||
771false;this.italics=italics||false;this.background=background||"black";this.flash=flash||false}_createClass(PenState,[{key:"reset",value:function reset(){this.foreground="white";this.underline=false;this.italics=false;this.background="black";this.flash=false}},{key:"setStyles",value:function setStyles(styles){var attribs=["foreground","underline","italics","background","flash"];for(var i=0;i<attribs.length;i++){var style=attribs[i];if(styles.hasOwnProperty(style))this[style]=styles[style]}}},{key:"isDefault",
772value:function isDefault(){return this.foreground==="white"&&(!this.underline&&(!this.italics&&(this.background==="black"&&!this.flash)))}},{key:"equals",value:function equals(other){return this.foreground===other.foreground&&(this.underline===other.underline&&(this.italics===other.italics&&(this.background===other.background&&this.flash===other.flash)))}},{key:"copy",value:function copy(newPenState){this.foreground=newPenState.foreground;this.underline=newPenState.underline;this.italics=newPenState.italics;
773this.background=newPenState.background;this.flash=newPenState.flash}},{key:"toString",value:function toString(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash}}]);return PenState}();var StyledUnicodeChar=function(){function StyledUnicodeChar(uchar,foreground,underline,italics,background,flash){_classCallCheck(this,StyledUnicodeChar);this.uchar=uchar||" ";this.penState=new PenState(foreground,underline,italics,
774background,flash)}

774_createClass(StyledUnicodeChar,[{key:"reset",value:function reset(){this.uchar=" ";this.penState.reset()}},{key:"setChar",value:function setChar(uchar,newPenState){this.uchar=uchar;this.penState.copy(newPenState)}},{key:"setPenState",value:function setPenState(newPenState){this.penState.copy(newPenState)}},{key:"equals",value:function equals(other){return this.uchar===other.uchar&&this.penState.equals(other.penState)}},{key:"copy",value:function copy(newChar){this.uchar=newChar.uchar;
775this.penState.copy(newChar.penState)}},{key:"isEmpty",value:function isEmpty(){return this.uchar===" "&&this.penState.isDefault()}}]);return StyledUnicodeChar}();var Row=function(){function Row(){_classCallCheck(this,Row);this.chars=[];for(var i=0;i<NR_COLS;i++)this.chars.push(new StyledUnicodeChar);this.pos=0;this.currPenState=new PenState}_createClass(Row,[{key:"equals",value:function equals(other){var equal=true;for(var i=0;i<NR_COLS;i++)if(!this.chars[i].equals(other.chars[i])){equal=false;break}return equal}},
776{key:"copy",value:function copy(other){for(var i=0;i<NR_COLS;i++)this.chars[i].copy(other.chars[i])}},{key:"isEmpty",value:function isEmpty(){var empty=true;for(var i=0;i<NR_COLS;i++)if(!this.chars[i].isEmpty()){empty=false;break}return empty}},{key:"setCursor",value:function setCursor(absPos){if(this.pos!==absPos)this.pos=absPos;if(this.pos<0){logger.log("ERROR","Negative cursor position "+this.pos);this.pos=0}else if(this.pos>NR_COLS){logger.log("ERROR","Too large cursor position "+this.pos);this.pos=
777NR_COLS}}},{key:"moveCursor",value:function moveCursor(relPos){var newPos=this.pos+relPos;if(relPos>1)for(var i=this.pos+1;i<newPos+1;i++)this.chars[i].setPenState(this.currPenState);this.setCursor(newPos)}},{key:"backSpace",value:function backSpace(){this.moveCursor(-1);this.chars[this.pos].setChar(" ",this.currPenState)}},{key:"insertChar",value:function insertChar(b){if(b>=144)this.backSpace();var ch=getCharForByte(b);if(this.pos>=NR_COLS){logger.log("ERROR","Cannot insert "+b.toString(16)+" ("+
778ch+") at position "+this.pos+". Skipping it!");return}this.chars[this.pos].setChar(ch,this.currPenState);this.moveCursor(1)}},{key:"clearFromPos",value:function clearFromPos(startPos){var i;for(i=startPos;i<NR_COLS;i++)this.chars[i].reset()}},{key:"clear",value:function clear(){this.clearFromPos(0);this.pos=0;this.currPenState.reset()}},{key:"clearToEndOfRow",value:function clearToEndOfRow(){this.clearFromPos(this.pos)}},{key:"getTextString",value:function getTextString(){var chars=[];var empty=true;
779for(var i=0;i<NR_COLS;i++){var ch=this.chars[i].uchar;if(ch!==" ")empty=false;chars.push(ch)}if(empty)return"";else return chars.join("")}},{key:"setPenStyles",value:function setPenStyles(styles){this.currPenState.setStyles(styles);var currChar=this.chars[this.pos];currChar.setPenState(this.currPenState)}}]);return Row}();

779var CaptionScreen=function(){function CaptionScreen(){_classCallCheck(this,CaptionScreen);this.rows=[];for(var i=0;i<NR_ROWS;i++)this.rows.push(new Row);this.currRow=NR_ROWS-1;this.nrRollUpRows=
780null;this.reset()}_createClass(CaptionScreen,[{key:"reset",value:function reset(){for(var i=0;i<NR_ROWS;i++)this.rows[i].clear();this.currRow=NR_ROWS-1}},{key:"equals",value:function equals(other){var equal=true;for(var i=0;i<NR_ROWS;i++)if(!this.rows[i].equals(other.rows[i])){equal=false;break}return equal}},{key:"copy",value:function copy(other){for(var i=0;i<NR_ROWS;i++)this.rows[i].copy(other.rows[i])}},{key:"isEmpty",value:function isEmpty(){var empty=true;for(var i=0;i<NR_ROWS;i++)if(!this.rows[i].isEmpty()){empty=
781false;break}return empty}},{key:"backSpace",value:function backSpace(){var row=this.rows[this.currRow];row.backSpace()}},{key:"clearToEndOfRow",value:function clearToEndOfRow(){var row=this.rows[this.currRow];row.clearToEndOfRow()}},{key:"insertChar",value:function insertChar(ch){var row=this.rows[this.currRow];row.insertChar(ch)}},{key:"setPen",value:function setPen(styles){var row=this.rows[this.currRow];row.setPenStyles(styles)}},{key:"moveCursor",value:function moveCursor(relPos){var row=this.rows[this.currRow];
782row.moveCursor(relPos)}},{key:"setCursor",value:function setCursor(absPos){logger.log("INFO","setCursor: "+absPos);var row=this.rows[this.currRow];row.setCursor(absPos)}},{key:"setPAC",value:function setPAC(pacData){logger.log("INFO","pacData = "+JSON.stringify(pacData));var newRow=pacData.row-1;if(this.nrRollUpRows&&newRow<this.nrRollUpRows-1)newRow=this.nrRollUpRows-1;this.currRow=newRow;var row=this.rows[this.currRow];if(pacData.indent!==null){var indent=pacData.indent;var prevPos=Math.max(indent-
7831,0);row.setCursor(pacData.indent);pacData.color=row.chars[prevPos].penState.foreground}var styles={foreground:pacData.color,underline:pacData.underline,italics:pacData.italics,background:"black",flash:false};this.setPen(styles)}},{key:"setBkgData",value:function setBkgData(bkgData){logger.log("INFO","bkgData = "+JSON.stringify(bkgData));this.backSpace();this.setPen(bkgData);this.insertChar(32)}},{key:"setRollUpRows",value:function setRollUpRows(nrRows){this.nrRollUpRows=nrRows}},{key:"rollUp",value:function rollUp(){if(this.nrRollUpRows===
784null){logger.log("DEBUG","roll_up but nrRollUpRows not set yet");return}logger.log("TEXT",this.getDisplayText());var topRowIndex=this.currRow+1-this.nrRollUpRows;var topRow=this.rows.splice(topRowIndex,1)[0];topRow.clear();this.rows.splice(this.currRow,0,topRow);logger.log("INFO","Rolling up")}},{key:"getDisplayText",value:function getDisplayText(asOneRow){asOneRow=asOneRow||false;var displayText=[];var text="";var rowNr=-1;for(var i=0;i<NR_ROWS;i++){var rowText=this.rows[i].getTextString();if(rowText){rowNr=
785i+1;if(asOneRow)displayText.push("Row "+rowNr+": '"+rowText+"'");else displayText.push(rowText.trim())}}if(displayText.length>0)if(asOneRow)text="["+displayText.join(" | ")+"]";else text=displayText.join("\n");return text}},{key:"getTextAndFormat",value:function getTextAndFormat(){return this.rows}}]);return CaptionScreen}();var Cea608Channel=function(){function Cea608Channel(channelNumber,outputFilter){_classCallCheck(this,Cea608Channel);this.chNr=channelNumber;this.outputFilter=outputFilter;this.mode=
786null;this.verbose=0;this.displayedMemory=new CaptionScreen;this.nonDisplayedMemory=new CaptionScreen;this.lastOutputScreen=new CaptionScreen;this.currRollUpRow=this.displayedMemory.rows[NR_ROWS-1];this.writeScreen=this.displayedMemory;this.mode=null;this.cueStartTime=null}_createClass(Cea608Channel,[{key:"reset",value:function reset(){this.mode=null;this.displayedMemory.reset();this.nonDisplayedMemory.reset();this.lastOutputScreen.reset();this.currRollUpRow=this.displayedMemory.rows[NR_ROWS-1];this.writeScreen=
787this.displayedMemory;this.mode=null;this.cueStartTime=null;this.lastCueEndTime=null}},{key:"getHandler",value:function getHandler(){return this.outputFilter}},{key:"setHandler",value:function setHandler(newHandler){this.outputFilter=newHandler}},{key:"setPAC",value:function setPAC(pacData){this.writeScreen.setPAC(pacData)}},{key:"setBkgData",value:function setBkgData(bkgData){this.writeScreen.setBkgData(bkgData)}}

787,{key:"setMode",value:function setMode(newMode){if(newMode===this.mode)return;this.mode=
788newMode;logger.log("INFO","MODE="+newMode);if(this.mode==="MODE_POP-ON")this.writeScreen=this.nonDisplayedMemory;else{this.writeScreen=this.displayedMemory;this.writeScreen.reset()}if(this.mode!=="MODE_ROLL-UP"){this.displayedMemory.nrRollUpRows=null;this.nonDisplayedMemory.nrRollUpRows=null}this.mode=newMode}},{key:"insertChars",value:function insertChars(chars){for(var i=0;i<chars.length;i++)this.writeScreen.insertChar(chars[i]);var screen=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";
789logger.log("INFO",screen+": "+this.writeScreen.getDisplayText(true));if(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP"){logger.log("TEXT","DISPLAYED: "+this.displayedMemory.getDisplayText(true));this.outputDataUpdate()}}},{key:"ccRCL",value:function ccRCL(){logger.log("INFO","RCL - Resume Caption Loading");this.setMode("MODE_POP-ON")}},{key:"ccBS",value:function ccBS(){logger.log("INFO","BS - BackSpace");if(this.mode==="MODE_TEXT")return;this.writeScreen.backSpace();if(this.writeScreen===
790this.displayedMemory)this.outputDataUpdate()}},{key:"ccAOF",value:function ccAOF(){return}},{key:"ccAON",value:function ccAON(){return}},{key:"ccDER",value:function ccDER(){logger.log("INFO","DER- Delete to End of Row");this.writeScreen.clearToEndOfRow();this.outputDataUpdate()}},{key:"ccRU",value:function ccRU(nrRows){logger.log("INFO","RU("+nrRows+") - Roll Up");this.writeScreen=this.displayedMemory;this.setMode("MODE_ROLL-UP");this.writeScreen.setRollUpRows(nrRows)}},{key:"ccFON",value:function ccFON(){logger.log("INFO",
791"FON - Flash On");this.writeScreen.setPen({flash:true})}},{key:"ccRDC",value:function ccRDC(){logger.log("INFO","RDC - Resume Direct Captioning");this.setMode("MODE_PAINT-ON")}},{key:"ccTR",value:function ccTR(){logger.log("INFO","TR");this.setMode("MODE_TEXT")}},{key:"ccRTD",value:function ccRTD(){logger.log("INFO","RTD");this.setMode("MODE_TEXT")}},{key:"ccEDM",value:function ccEDM(){logger.log("INFO","EDM - Erase Displayed Memory");this.displayedMemory.reset();this.outputDataUpdate()}},{key:"ccCR",
792value:function ccCR(){logger.log("CR - Carriage Return");this.writeScreen.rollUp();this.outputDataUpdate()}},{key:"ccENM",value:function ccENM(){logger.log("INFO","ENM - Erase Non-displayed Memory");this.nonDisplayedMemory.reset()}},{key:"ccEOC",value:function ccEOC(){logger.log("INFO","EOC - End Of Caption");if(this.mode==="MODE_POP-ON"){var tmp=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory;this.nonDisplayedMemory=tmp;this.writeScreen=this.nonDisplayedMemory;logger.log("TEXT",
793"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate()}},{key:"ccTO",value:function ccTO(nrCols){logger.log("INFO","TO("+nrCols+") - Tab Offset");this.writeScreen.moveCursor(nrCols)}},{key:"ccMIDROW",value:function ccMIDROW(secondByte){var styles={flash:false};styles.underline=secondByte%2===1;styles.italics=secondByte>=46;if(!styles.italics){var colorIndex=Math.floor(secondByte/2)-16;var colors=["white","green","blue","cyan","red","yellow","magenta"];styles.foreground=colors[colorIndex]}else styles.foreground=
794"white";logger.log("INFO","MIDROW: "+JSON.stringify(styles));this.writeScreen.setPen(styles)}},{key:"outputDataUpdate",value:function outputDataUpdate(){var t=logger.time;if(t===null)return;if(this.outputFilter){if(this.outputFilter.updateData)this.outputFilter.updateData(t,this.displayedMemory);if(this.cueStartTime===null&&!this.displayedMemory.isEmpty())this.cueStartTime=t;else if(!this.displayedMemory.equals(this.lastOutputScreen)){if(this.outputFilter.newCue)this.outputFilter.newCue(this.cueStartTime,
795t,this.lastOutputScreen);this.cueStartTime=this.displayedMemory.isEmpty()?null:t}this.lastOutputScreen.copy(this.displayedMemory)}}},{key:"cueSplitAtTime",value:function cueSplitAtTime(t){if(this.outputFilter)if(!this.displayedMemory.isEmpty()){if(this.outputFilter.newCue)this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory);this.cueStartTime=t}}}]);return Cea608Channel}();var Cea608Parser=function(){function Cea608Parser(field,out1,out2){_classCallCheck(this,Cea608Parser);this.field=
796field||1;this.outputs=[out1,out2];this.channels=[new Cea608Channel(1,out1),new Cea608Channel(2,out2)];this.currChNr=-1;this.lastCmdA=null;this.lastCmdB=null;this.bufferedData=[];this.startTime=null;this.lastTime=null;this.dataCounters={"padding":0,"char":0,"cmd":0,"other":0}}_createClass(Cea608Parser,[{key:"getHandler",value:function getHandler(index){return this.channels[index].getHandler()}},{key:"setHandler",value:function setHandler(index,newHandler){this.channels[index].setHandler(newHandler)}},
797{key:"addData",value:function addData(t,byteList){var cmdFound,a,b,charsFound=false;this.lastTime=t;logger.setTime(t);for(var i=0;i<byteList.length;i+=2){a=byteList[i]&127;b=byteList[i+1]&127;if(a===0&&b===0){this.dataCounters.padding+=2;continue}else logger.log("DATA","["+numArrayToHexArray([byteList[i],byteList[i+1]])+"] -> ("+numArrayToHexArray([a,b])+")");cmdFound=this.parseCmd(a,b);

797if(!cmdFound)cmdFound=this.parseMidrow(a,b);if(!cmdFound)cmdFound=this.parsePAC(a,b);if(!cmdFound)cmdFound=this.parseBackgroundAttributes(a,
798b);if(!cmdFound){charsFound=this.parseChars(a,b);if(charsFound)if(this.currChNr&&this.currChNr>=0){var channel=this.channels[this.currChNr-1];channel.insertChars(charsFound)}else logger.log("WARNING","No channel found yet. TEXT-MODE?")}if(cmdFound)this.dataCounters.cmd+=2;else if(charsFound)this.dataCounters.char+=2;else{this.dataCounters.other+=2;logger.log("WARNING","Couldn't parse cleaned data "+numArrayToHexArray([a,b])+" orig: "+numArrayToHexArray([byteList[i],byteList[i+1]]))}}}},{key:"parseCmd",
799value:function parseCmd(a,b){var chNr=null;var cond1=(a===20||a===28)&&(32<=b&&b<=47);var cond2=(a===23||a===31)&&(33<=b&&b<=35);if(!(cond1||cond2))return false;if(a===this.lastCmdA&&b===this.lastCmdB){this.lastCmdA=null;this.lastCmdB=null;logger.log("DEBUG","Repeated command ("+numArrayToHexArray([a,b])+") is dropped");return true}if(a===20||a===23)chNr=1;else chNr=2;var channel=this.channels[chNr-1];if(a===20||a===28)if(b===32)channel.ccRCL();else if(b===33)channel.ccBS();else if(b===34)channel.ccAOF();
800else if(b===35)channel.ccAON();else if(b===36)channel.ccDER();else if(b===37)channel.ccRU(2);else if(b===38)channel.ccRU(3);else if(b===39)channel.ccRU(4);else if(b===40)channel.ccFON();else if(b===41)channel.ccRDC();else if(b===42)channel.ccTR();else if(b===43)channel.ccRTD();else if(b===44)channel.ccEDM();else if(b===45)channel.ccCR();else if(b===46)channel.ccENM();else{if(b===47)channel.ccEOC()}else channel.ccTO(b-32);this.lastCmdA=a;this.lastCmdB=b;this.currChNr=chNr;return true}},{key:"parseMidrow",
801value:function parseMidrow(a,b){var chNr=null;if((a===17||a===25)&&(32<=b&&b<=47)){if(a===17)chNr=1;else chNr=2;if(chNr!==this.currChNr){logger.log("ERROR","Mismatch channel in midrow parsing");return false}var channel=this.channels[chNr-1];channel.ccMIDROW(b);logger.log("DEBUG","MIDROW ("+numArrayToHexArray([a,b])+")");return true}return false}},{key:"parsePAC",value:function parsePAC(a,b){var chNr=null;var row=null;var case1=(17<=a&&a<=23||25<=a&&a<=31)&&(64<=b&&b<=127);var case2=(a===16||a===24)&&
802(64<=b&&b<=95);if(!(case1||case2))return false;if(a===this.lastCmdA&&b===this.lastCmdB){this.lastCmdA=null;this.lastCmdB=null;return true}chNr=a<=23?1:2;if(64<=b&&b<=95)row=chNr===1?rowsLowCh1[a]:rowsLowCh2[a];else row=chNr===1?rowsHighCh1[a]:rowsHighCh2[a];var pacData=this.interpretPAC(row,b);var channel=this.channels[chNr-1];channel.setPAC(pacData);this.lastCmdA=a;this.lastCmdB=b;this.currChNr=chNr;return true}},{key:"interpretPAC",value:function interpretPAC(row,b){var pacIndex=b;var pacData={color:null,
803italics:false,indent:null,underline:false,row:row};if(b>95)pacIndex=b-96;else pacIndex=b-64;pacData.underline=(pacIndex&1)===1;if(pacIndex<=13)pacData.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(pacIndex/2)];else if(pacIndex<=15){pacData.italics=true;pacData.color="white"}else pacData.indent=Math.floor((pacIndex-16)/2)*4;return pacData}},{key:"parseChars",value:function parseChars(a,b){var channelNr=null,charCodes=null,charCode1=null;if(a>=25){channelNr=2;charCode1=
804a-8}else{channelNr=1;charCode1=a}if(17<=charCode1&&charCode1<=19){var oneCode=b;if(charCode1===17)oneCode=b+80;else if(charCode1===18)oneCode=b+112;else oneCode=b+144;logger.log("INFO","Special char '"+getCharForByte(oneCode)+"' in channel "+channelNr);charCodes=[oneCode]}else if(32<=a&&a<=127)charCodes=b===0?[a]:[a,b];if(charCodes){var hexCodes=numArrayToHexArray(charCodes);logger.log("DEBUG","Char codes =  "+hexCodes.join(","));this.lastCmdA=null;this.lastCmdB=null}return charCodes}},{key:"parseBackgroundAttributes",
805value:function parseBackgroundAttributes(a,b){var bkgData,index,chNr,channel;var case1=(a===16||a===24)&&(32<=b&&b<=47);var case2=(a===23||a===31)&&(45<=b&&b<=47);if(!(case1||case2))return false;bkgData={};if(a===16||a===24){index=Math.floor((b-32)/2);bkgData.background=backgroundColors[index];if(b%2===1)bkgData.background=bkgData.background+"_semi"}else if(b===45)bkgData.background="transparent";else{bkgData.foreground="black";if(b===47)bkgData.underline=true}chNr=a<24?1:2;channel=this.channels[chNr-
8061];channel.setBkgData(bkgData);this.lastCmdA=null;this.lastCmdB=null;return true}},{key:"reset",value:function reset(){for(var i=0;i<this.channels.length;i++)if(this.channels[i])this.channels[i].reset();this.lastCmdA=null;this.lastCmdB=null}},{key:"cueSplitAtTime",value:function cueSplitAtTime(t){for(var i=0;i<this.channels.length;i++)if(this.channels[i])this.channels[i].cueSplitAtTime(t)}}]);return Cea608Parser}();exports.default=Cea608Parser},{}],41:[function(require,module,exports){var Cues={newCue:function newCue(track,
807startTime,endTime,captionScreen){var row;var cue;var indenting;var indent;var text;var VTTCue=window.VTTCue||window.TextTrackCue;for(var r=0;r<captionScreen.rows.length;r++){row=captionScreen.rows[r];indenting=true;indent=0;text="";if(!row.isEmpty()){for(var c=0;c<row.chars.length;

807c++)if(row.chars[c].uchar.match(/\s/)&&indenting)indent++;else{text+=row.chars[c].uchar;indenting=false}cue=new VTTCue(startTime,endTime,text.trim());if(indent>=16)indent--;else indent++;if(navigator.userAgent.match(/Firefox\//))cue.line=
808r+1;else cue.line=r>7?r-2:r+1;cue.align="left";cue.position=100*(indent/32)+(navigator.userAgent.match(/Firefox\//)?50:0);track.addCue(cue)}}}};module.exports=Cues},{}],42:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=
809true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");}var EWMA=function(){function EWMA(halfLife){_classCallCheck(this,EWMA);this.alpha_=halfLife?Math.exp(Math.log(0.5)/
810halfLife):0;this.estimate_=0;this.totalWeight_=0}_createClass(EWMA,[{key:"sample",value:function sample(weight,value){var adjAlpha=Math.pow(this.alpha_,weight);this.estimate_=value*(1-adjAlpha)+adjAlpha*this.estimate_;this.totalWeight_+=weight}},{key:"getTotalWeight",value:function getTotalWeight(){return this.totalWeight_}},{key:"getEstimate",value:function getEstimate(){if(this.alpha_){var zeroFactor=1-Math.pow(this.alpha_,this.totalWeight_);return this.estimate_/zeroFactor}else return this.estimate_}}]);
811return EWMA}();exports.default=EWMA},{}],43:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _typeof=typeof Symbol==="function"&&typeof Symbol.iterator==="symbol"?function(obj){return typeof obj}:function(obj){return obj&&(typeof Symbol==="function"&&obj.constructor===Symbol)?"symbol":typeof obj};function noop(){}var fakeLogger={trace:noop,debug:noop,log:noop,warn:noop,info:noop,error:noop};var exportedLogger=fakeLogger;function formatMsg(type,msg){msg=
812"["+type+"] > "+msg;return msg}function consolePrintFn(type){var func=window.console[type];if(func)return function(){for(var _len=arguments.length,args=Array(_len),_key=0;_key<_len;_key++)args[_key]=arguments[_key];if(args[0])args[0]=formatMsg(type,args[0]);func.apply(window.console,args)};return noop}function exportLoggerFunctions(debugConfig){for(var _len2=arguments.length,functions=Array(_len2>1?_len2-1:0),_key2=1;_key2<_len2;_key2++)functions[_key2-1]=arguments[_key2];functions.forEach(function(type){exportedLogger[type]=
813debugConfig[type]?debugConfig[type].bind(debugConfig):consolePrintFn(type)})}var enableLogs=exports.enableLogs=function enableLogs(debugConfig){if(debugConfig===true||(typeof debugConfig==="undefined"?"undefined":_typeof(debugConfig))==="object"){exportLoggerFunctions(debugConfig,"debug","log","info","warn","error");try{exportedLogger.log()}catch(e){exportedLogger=fakeLogger}}else exportedLogger=fakeLogger};var logger=exports.logger=exportedLogger},{}],44:[function(require,module,exports){if(typeof ArrayBuffer!==
814"undefined"&&!ArrayBuffer.prototype.slice)ArrayBuffer.prototype.slice=function(start,end){var that=new Uint8Array(this);if(end===undefined)end=that.length;var result=new ArrayBuffer(end-start);var resultArray=new Uint8Array(result);for(var i=0;i<resultArray.length;i++)resultArray[i]=that[i+start];return result}},{}],45:[function(require,module,exports){var URLHelper={buildAbsoluteURL:function buildAbsoluteURL(baseURL,relativeURL){relativeURL=relativeURL.trim();if(/^[a-z]+:/i.test(relativeURL))return relativeURL;
815var relativeURLQuery=null;var relativeURLHash=null;var relativeURLHashSplit=/^([^#]*)(.*)$/.exec(relativeURL);if(relativeURLHashSplit){relativeURLHash=relativeURLHashSplit[2];relativeURL=relativeURLHashSplit[1]}var relativeURLQuerySplit=/^([^\?]*)(.*)$/.exec(relativeURL);if(relativeURLQuerySplit){relativeURLQuery=relativeURLQuerySplit[2];relativeURL=relativeURLQuerySplit[1]}var baseURLHashSplit=/^([^#]*)(.*)$/.exec(baseURL);if(baseURLHashSplit)baseURL=baseURLHashSplit[1];var baseURLQuerySplit=/^([^\?]*)(.*)$/.exec(baseURL);
816if(baseURLQuerySplit)baseURL=baseURLQuerySplit[1];var baseURLDomainSplit=/^(([a-z]+:)?\/\/[a-z0-9\.\-_~]+(:[0-9]+)?)?(\/.*)$/i.exec(baseURL);if(!baseURLDomainSplit)throw new Error("Error trying to parse base URL.");var baseURLProtocol=baseURLDomainSplit[2]||"";var baseURLProtocolDomain=baseURLDomainSplit[1]||"";var baseURLPath=baseURLDomainSplit[4];var builtURL=null;if(/^\/\//.test(relativeURL))builtURL=baseURLProtocol+"//"+URLHelper.buildAbsolutePath("",relativeURL.substring(2));else if(/^\//.test(relativeURL))builtURL=
817baseURLProtocolDomain+"/"+URLHelper.buildAbsolutePath("",relativeURL.substring(1));else builtURL=URLHelper.buildAbsolutePath(baseURLProtocolDomain+baseURLPath,relativeURL);if(relativeURLQuery)builtURL+=relativeURLQuery;if(relativeURLHash)builtURL+=relativeURLHash;return builtURL}

817,buildAbsolutePath:function buildAbsolutePath(basePath,relativePath){var sRelPath=relativePath;var nUpLn,sDir="",sPath=basePath.replace(/[^\/]*$/,sRelPath.replace(/(\/|^)(?:\.?\/+)+/g,"$1"));for(var nEnd,nStart=0;nEnd=sPath.indexOf("/../",
818nStart),nEnd>-1;nStart=nEnd+nUpLn){nUpLn=/^\/(?:\.\.\/)*/.exec(sPath.slice(nEnd))[0].length;sDir=(sDir+sPath.substring(nStart,nEnd)).replace(new RegExp("(?:\\/+[^\\/]*){0,"+(nUpLn-1)/3+"}$"),"/")}return sDir+sPath.substr(nStart)}};module.exports=URLHelper},{}],46:[function(require,module,exports){Object.defineProperty(exports,"__esModule",{value:true});var _createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=
819descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var _logger=require("../utils/logger");function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor))throw new TypeError("Cannot call a class as a function");
820}var XhrLoader=function(){function XhrLoader(config){_classCallCheck(this,XhrLoader);if(config&&config.xhrSetup)this.xhrSetup=config.xhrSetup}_createClass(XhrLoader,[{key:"destroy",value:function destroy(){this.abort();this.loader=null}},{key:"abort",value:function abort(){var loader=this.loader,timeoutHandle=this.timeoutHandle;if(loader&&loader.readyState!==4){this.stats.aborted=true;loader.abort()}if(timeoutHandle)window.clearTimeout(timeoutHandle)}},{key:"load",value:function load(url,context,
821responseType,onSuccess,onError,onTimeout,timeout,maxRetry,retryDelay){var onProgress=arguments.length<=9||arguments[9]===undefined?null:arguments[9];var frag=arguments.length<=10||arguments[10]===undefined?null:arguments[10];this.url=url;this.context=context;if(context)context.url=url;if(frag&&(!isNaN(frag.byteRangeStartOffset)&&!isNaN(frag.byteRangeEndOffset)))this.byteRange=frag.byteRangeStartOffset+"-"+(frag.byteRangeEndOffset-1);this.responseType=responseType;this.onSuccess=onSuccess;this.onProgress=
822onProgress;this.onTimeout=onTimeout;this.onError=onError;this.stats={trequest:performance.now(),retry:0};this.timeout=timeout;this.maxRetry=maxRetry;this.retryDelay=retryDelay;this.loadInternal()}},{key:"loadInternal",value:function loadInternal(){var xhr;if(typeof XDomainRequest!=="undefined")xhr=this.loader=new XDomainRequest;else xhr=this.loader=new XMLHttpRequest;xhr.onloadend=this.loadend.bind(this);xhr.onprogress=this.loadprogress.bind(this);xhr.open("GET",this.url,true);if(this.byteRange)xhr.setRequestHeader("Range",
823"bytes="+this.byteRange);xhr.responseType=this.responseType;var stats=this.stats;stats.tfirst=0;stats.loaded=0;if(this.xhrSetup)this.xhrSetup(xhr,this.url);this.timeoutHandle=window.setTimeout(this.loadtimeout.bind(this),this.timeout);xhr.send()}},{key:"loadend",value:function loadend(event){var xhr=event.currentTarget,status=xhr.status,stats=this.stats,context=this.context;if(!stats.aborted)if(status>=200&&status<300){window.clearTimeout(this.timeoutHandle);stats.tload=Math.max(stats.tfirst,performance.now());
824this.onSuccess(event,stats,context)}else if(stats.retry<this.maxRetry){_logger.logger.warn(status+" while loading "+this.url+", retrying in "+this.retryDelay+"...");this.destroy();window.setTimeout(this.loadInternal.bind(this),this.retryDelay);this.retryDelay=Math.min(2*this.retryDelay,64E3);stats.retry++}else{window.clearTimeout(this.timeoutHandle);_logger.logger.error(status+" while loading "+this.url);this.onError(event,context)}}},{key:"loadtimeout",value:function loadtimeout(event){_logger.logger.warn("timeout while loading "+
825this.url);this.onTimeout(event,this.stats,this.context)}},{key:"loadprogress",value:function loadprogress(event){var stats=this.stats;if(stats.tfirst===0)stats.tfirst=Math.max(performance.now(),stats.trequest);stats.loaded=event.loaded;if(event.lengthComputable)stats.total=event.total;if(this.onProgress)this.onProgress(event,stats,this.context)}}]);return XhrLoader}();exports.default=XhrLoader},{"../utils/logger":43}]},{},[31])(31)});
826(function(e){"function"==typeof define&&define.amd?define(["jquery"],e):e(jQuery)})(function(e){function t(t,s){var n,a,o,r=t.nodeName.toLowerCase();return"area"===r?(n=t.parentNode,a=n.name,t.href&&(a&&"map"===n.nodeName.toLowerCase())?(o=e("img[usemap='#"+a+"']")[0],!!o&&i(o)):!1):(/^(input|select|textarea|button|object)$/.test(r)?!t.disabled:"a"===r?t.href||s:s)&&i(t)}function i(t){return e.expr.filters.visible(t)&&!e(t).parents().addBack().filter(function(){return"hidden"===e.css(this,"visibility")}).length}
827e.ui=e.ui||{},e.extend(e.ui,{version:"1.11.4",keyCode:{BACKSPACE:8,COMMA:188,DELETE:46,DOWN:40,END:35,ENTER:13,ESCAPE:27,HOME:36,LEFT:37,PAGE_DOWN:34,PAGE_UP:33,PERIOD:190,RIGHT:39,SPACE:32,TAB:9,UP:38}}),e.fn.extend({scrollParent:function(t){var i=this.css("position"),s="absolute"===i,n=t?/(auto|scroll|hidden)/:/(auto|scroll)/,a=this.parents().filter(function(){var t=e(this);return s&&"static"===t.css("position")?!1:n.test(t.css("overflow")+t.css("overflow-y")+t.css("overflow-x"))}).eq(0);return"fixed"!==
828i&&a.length?a:e(this[0].ownerDocument||document)},uniqueId:function(){var e=0;return function(){return this.each(function(){this.id||(this.id="ui-id-"+ ++e)})}}(),removeUniqueId:function(){return this.each(function(){/^ui-id-\d+$/.test(this.id

828)&&e(this).removeAttr("id")})}}),e.extend(e.expr[":"],{data:e.expr.createPseudo?e.expr.createPseudo(function(t){return function(i){return!!e.data(i,t)}}):function(t,i,s){return!!e.data(t,s[3])},focusable:function(i){return t(i,!isNaN(e.attr(i,"tabindex")))},
829tabbable:function(i){var s=e.attr(i,"tabindex"),n=isNaN(s);return(n||s>=0)&&t(i,!n)}}),e("<a>").outerWidth(1).jquery||e.each(["Width","Height"],function(t,i){function s(t,i,s,a){return e.each(n,function(){i-=parseFloat(e.css(t,"padding"+this))||0,s&&(i-=parseFloat(e.css(t,"border"+this+"Width"))||0),a&&(i-=parseFloat(e.css(t,"margin"+this))||0)}),i}var n="Width"===i?["Left","Right"]:["Top","Bottom"],a=i.toLowerCase(),o={innerWidth:e.fn.innerWidth,innerHeight:e.fn.innerHeight,outerWidth:e.fn.outerWidth,
830outerHeight:e.fn.outerHeight};e.fn["inner"+i]=function(t){return void 0===t?o["inner"+i].call(this):this.each(function(){e(this).css(a,s(this,t)+"px")})},e.fn["outer"+i]=function(t,n){return"number"!=typeof t?o["outer"+i].call(this,t):this.each(function(){e(this).css(a,s(this,t,!0,n)+"px")})}}),e.fn.addBack||(e.fn.addBack=function(e){return this.add(null==e?this.prevObject:this.prevObject.filter(e))}),e("<a>").data("a-b","a").removeData("a-b").data("a-b")&&(e.fn.removeData=function(t){return function(i){return arguments.length?
831t.call(this,e.camelCase(i)):t.call(this)}}(e.fn.removeData)),e.ui.ie=!!/msie [\w.]+/.exec(navigator.userAgent.toLowerCase()),e.fn.extend({focus:function(t){return function(i,s){return"number"==typeof i?this.each(function(){var t=this;setTimeout(function(){e(t).focus(),s&&s.call(t)},i)}):t.apply(this,arguments)}}(e.fn.focus),disableSelection:function(){var e="onselectstart"in document.createElement("div")?"selectstart":"mousedown";return function(){return this.bind(e+".ui-disableSelection",function(e){e.preventDefault()})}}(),
832enableSelection:function(){return this.unbind(".ui-disableSelection")},zIndex:function(t){if(void 0!==t)return this.css("zIndex",t);if(this.length)for(var i,s,n=e(this[0]);n.length&&n[0]!==document;){if(i=n.css("position"),("absolute"===i||("relative"===i||"fixed"===i))&&(s=parseInt(n.css("zIndex"),10),!isNaN(s)&&0!==s))return s;n=n.parent()}return 0}}),e.ui.plugin={add:function(t,i,s){var n,a=e.ui[t].prototype;for(n in s)a.plugins[n]=a.plugins[n]||[],a.plugins[n].push([i,s[n]])},call:function(e,
833t,i,s){var n,a=e.plugins[t];if(a&&(s||e.element[0].parentNode&&11!==e.element[0].parentNode.nodeType))for(n=0;a.length>n;n++)e.options[a[n][0]]&&a[n][1].apply(e.element,i)}};var s=0,n=Array.prototype.slice;e.cleanData=function(t){return function(i){var s,n,a;for(a=0;null!=(n=i[a]);a++)try{s=e._data(n,"events"),s&&(s.remove&&e(n).triggerHandler("remove"))}catch(o){}t(i)}}(e.cleanData),e.widget=function(t,i,s){var n,a,o,r,h={},l=t.split(".")[0];return t=t.split(".")[1],n=l+"-"+t,s||(s=i,i=e.Widget),
834e.expr[":"][n.toLowerCase()]=function(t){return!!e.data(t,n)},e[l]=e[l]||{},a=e[l][t],o=e[l][t]=function(e,t){return this._createWidget?(arguments.length&&this._createWidget(e,t),void 0):new o(e,t)},e.extend(o,a,{version:s.version,_proto:e.extend({},s),_childConstructors:[]}),r=new i,r.options=e.widget.extend({},r.options),e.each(s,function(t,s){return e.isFunction(s)?(h[t]=function(){var e=function(){return i.prototype[t].apply(this,arguments)},n=function(e){return i.prototype[t].apply(this,e)};
835return function(){var t,i=this._super,a=this._superApply;return this._super=e,this._superApply=n,t=s.apply(this,arguments),this._super=i,this._superApply=a,t}}(),void 0):(h[t]=s,void 0)}),o.prototype=e.widget.extend(r,{widgetEventPrefix:a?r.widgetEventPrefix||t:t},h,{constructor:o,namespace:l,widgetName:t,widgetFullName:n}),a?(e.each(a._childConstructors,function(t,i){var s=i.prototype;e.widget(s.namespace+"."+s.widgetName,o,i._proto)}),delete a._childConstructors):i._childConstructors.push(o),e.widget.bridge(t,
836o),o},e.widget.extend=function(t){for(var i,s,a=n.call(arguments,1),o=0,r=a.length;r>o;o++)for(i in a[o])s=a[o][i],a[o].hasOwnProperty(i)&&(void 0!==s&&(t[i]=e.isPlainObject(s)?e.isPlainObject(t[i])?e.widget.extend({},t[i],s):e.widget.extend({},s):s));return t},e.widget.bridge=function(t,i){var s=i.prototype.widgetFullName||t;e.fn[t]=function(a){var o="string"==typeof a,r=n.call(arguments,1

836),h=this;return o?this.each(function(){var i,n=e.data(this,s);return"instance"===a?(h=n,!1):n?e.isFunction(n[a])&&
837"_"!==a.charAt(0)?(i=n[a].apply(n,r),i!==n&&void 0!==i?(h=i&&i.jquery?h.pushStack(i.get()):i,!1):void 0):e.error("no such method '"+a+"' for "+t+" widget instance"):e.error("cannot call methods on "+t+" prior to initialization; "+"attempted to call method '"+a+"'")}):(r.length&&(a=e.widget.extend.apply(null,[a].concat(r))),this.each(function(){var t=e.data(this,s);t?(t.option(a||{}),t._init&&t._init()):e.data(this,s,new i(a,this))})),h}},e.Widget=function(){},e.Widget._childConstructors=[],e.Widget.prototype=
838{widgetName:"widget",widgetEventPrefix:"",defaultElement:"<div>",options:{disabled:!1,create:null},_createWidget:function(t,i){i=e(i||(this.defaultElement||this))[0],this.element=e(i),this.uuid=s++,this.eventNamespace="."+this.widgetName+this.uuid,this.bindings=e(),this.hoverable=e(),this.focusable=e(),i!==this&&(e.data(i,this.widgetFullName,this),this._on(!0,this.element,{remove:function(e){e.target===i&&this.destroy()}}),this.document=e(i.style?i.ownerDocument:i.document||i),this.window=e(this.document[0].defaultView||
839this.document[0].parentWindow)),this.options=e.widget.extend({},this.options,this._getCreateOptions(),t),this._create(),this._trigger("create",null,this._getCreateEventData()),this._init()},_getCreateOptions:e.noop,_getCreateEventData:e.noop,_create:e.noop,_init:e.noop,destroy:function(){this._destroy(),this.element.unbind(this.eventNamespace).removeData(this.widgetFullName).removeData(e.camelCase(this.widgetFullName)),this.widget().unbind(this.eventNamespace).removeAttr("aria-disabled").removeClass(this.widgetFullName+
840"-disabled "+"ui-state-disabled"),this.bindings.unbind(this.eventNamespace),this.hoverable.removeClass("ui-state-hover"),this.focusable.removeClass("ui-state-focus")},_destroy:e.noop,widget:function(){return this.element},option:function(t,i){var s,n,a,o=t;if(0===arguments.length)return e.widget.extend({},this.options);if("string"==typeof t)if(o={},s=t.split("."),t=s.shift(),s.length){for(n=o[t]=e.widget.extend({},this.options[t]),a=0;s.length-1>a;a++)n[s[a]]=n[s[a]]||{},n=n[s[a]];if(t=s.pop(),1===
841arguments.length)return void 0===n[t]?null:n[t];n[t]=i}else{if(1===arguments.length)return void 0===this.options[t]?null:this.options[t];o[t]=i}return this._setOptions(o),this},_setOptions:function(e){var t;for(t in e)this._setOption(t,e[t]);return this},_setOption:function(e,t){return this.options[e]=t,"disabled"===e&&(this.widget().toggleClass(this.widgetFullName+"-disabled",!!t),t&&(this.hoverable.removeClass("ui-state-hover"),this.focusable.removeClass("ui-state-focus"))),this},enable:function(){return this._setOptions({disabled:!1})},
842disable:function(){return this._setOptions({disabled:!0})},_on:function(t,i,s){var n,a=this;"boolean"!=typeof t&&(s=i,i=t,t=!1),s?(i=n=e(i),this.bindings=this.bindings.add(i)):(s=i,i=this.element,n=this.widget()),e.each(s,function(s,o){function r(){return t||a.options.disabled!==!0&&!e(this).hasClass("ui-state-disabled")?("string"==typeof o?a[o]:o).apply(a,arguments):void 0}"string"!=typeof o&&(r.guid=o.guid=o.guid||(r.guid||e.guid++));var h=s.match(/^([\w:-]*)\s*(.*)$/),l=h[1]+a.eventNamespace,u=
843h[2];u?n.delegate(u,l,r):i.bind(l,r)})},_off:function(t,i){i=(i||"").split(" ").join(this.eventNamespace+" ")+this.eventNamespace,t.unbind(i).undelegate(i),this.bindings=e(this.bindings.not(t).get()),this.focusable=e(this.focusable.not(t).get()),this.hoverable=e(this.hoverable.not(t).get())},_delay:function(e,t){function i(){return("string"==typeof e?s[e]:e).apply(s,arguments)}var s=this;return setTimeout(i,t||0)},_hoverable:function(t){this.hoverable=this.hoverable.add(t),this._on(t,{mouseenter:function(t){e(t.currentTarget).addClass("ui-state-hover")},
844mouseleave:function(t){e(t.currentTarget).removeClass("ui-state-hover")}})},_focusable:function(t){this.focusable=this.focusable.add(t),this._on(t,{focusin:function(t){e(t.currentTarget).addClass("ui-state-focus")},focusout:function(t){e(t.currentTarget).removeClass("ui-state-focus")}})},_trigger:function(t,i,s){var n,a,o=this.options[t];if(s=s||{},i=e.Event(i),i.type=(t===this.widgetEventPrefix?t:this.widgetEventPrefix+t).toLowerCase(),i.target=this.element[0],a=i.originalEvent)for(n in a)n in i||
845(i[n]=a[n]);return this.element.trigger(i,s),!(e.isFunction(o)&&o.apply(this.element[0],[i].concat(s))===!1||i.isDefaultPrevented())}},e.each({show:"fadeIn",hide:"fadeOut"},function(t,i){e.Widget.prototype["_"+t]=function(s,n,a){"string"==typeof n&&(n={effect:n});var o,r=n?n===!0||"number"==typeof n?i:n.effect||i:t;n=n||{},"number"==typeof n&&(n={duration:n}),o=!e.isEmptyObject(n),n.complete=a,n.delay&&s.delay(n.delay),o&&(e.effects&&e.effects.effect[r])?s[t](n):r!==t&&s[r]?s[r](n.duration,n.easing,
846a):s.queue(function(i){e(this)[t](),a&&a.call(s[0]),i()})}}),e.widget;var a=!1;e(document).mouseup(function(){a=!1}),e.widget("ui.mouse",{version:"1.11.4",options:{cancel:"input,textarea,button,select,option",distance:1,delay:0},_mouseInit:function(){var t=this;this.element.bind("mousedown."+this.widgetName,function(e){return t._mouseDown(e)}).bind("click."+this.widgetName,function(i){return!0===e.data(i.target,t.widgetName+".preventClickEvent")?(e.removeData(i.target,t.widgetName+".preventClickEvent"),
847i.stopImmediatePropagation(),!1):void 0}),this.started=!1},_mouseDestroy:function(){this.element.unbind("."+this.widgetName),this._mouseMoveDelegate&&this.document.unbind("mousemove."+this.widgetName,this._mouseMoveDelegate).unbind("mouseup."+this.widgetName,this._mouseUpDelegate)},_mouseDown:function(t){if(!a){this._mouseMoved=!1,this._mouseStarted&&this._mouseUp(t),this._mouseDownEvent=t;var i=this,s=1===t.which,n="string"==typeof this.options.cancel&&t.target.nodeName?e(t.target).closest(this.options.cancel).length:
848!1;return s&&(!n&&this._mouseCapture(t))?(this.mouseDelayMet=!this.options.delay,this.mouseDelayMet||(this._mouseDelayTimer=setTimeout(function(){i.mouseDelayMet=!0},this.options.delay)),this._mouseDistanceMet(t)&&(this._mouseDelayMet(t)&&(this._mouseStarted=this._mouseStart(t)!==!1,!this._mouseStarted))?(t.preventDefault(),!0):(!0===e.data(t.target,this.widgetName+".preventClickEvent")&&e.removeData(t.target,this.widgetName+".preventClickEvent"),this._mouseMoveDelegate=function(e){return i._mouseMove(e)},
849this._mouseUpDelegate=function(e){return i._mouseUp(e)},this.document.bind("mousemove."+this.widgetName,this._mouseMoveDelegate).bind("mouseup."+this.widgetName,this._mouseUpDelegate),t.preventDefault(),a=!0,!0)):!0}},_mouseMove:function(t){if(this._mouseMoved){if(e.ui.ie&&((!document.documentMode||9>document.documentMode)&&!t.button))return this._mouseUp(t);if(!t.which)return this._mouseUp(t)}return(t.which||t.button)&&(this._mouseMoved=!0),this._mouseStarted?(this._mouseDrag(t),t.preventDefault()):
850(this._mouseDistanceMet(t)&&(this._mouseDelayMet(t)&&(this._mouseStarted=this._mouseStart(this._mouseDownEvent,t)!==!1,this._mouseStarted?this._mouseDrag(t):this._mouseUp(t))),!this._mouseStarted)},_mouseUp:function(t){return this.document.unbind("mousemove."+this.widgetName,this._mouseMoveDelegate).unbind("mouseup."+this.widgetName,this._mouseUpDelegate),this._mouseStarted&&(this._mouseStarted=!1,t.target===this._mouseDownEvent.target&&e.data(t.target,this.widgetName+".preventClickEvent",!0),this._mouseStop(t)),
851a=!1,!1},_mouseDistanceMet:function(e){return Math.max(Math.abs(this._mouseDownEvent.pageX-e.pageX),Math.abs(this._mouseDownEvent.pageY-e.pageY))>=this.options.distance},_mouseDelayMet:function(){return this.mouseDelayMet},_mouseStart:function(){},_mouseDrag:function(){},_mouseStop:function(){},_mouseCapture:function(){return!0}}),function(){function t(e,t,i){return[parseFloat(e[0])*(p.test(e[0])?t/100:1),parseFloat(e[1])*(p.test(e[1])?i/100:1)]}function i(t,i){return parseInt(e.css(t,i),10)||0}function s(t){var i=
852t[0];return 9===i.nodeType?{width:t.width(),height:t.height(),offset:{top:0,left:0}}:e.isWindow(i)?{width:t.width(),height:t.height(),offset:{top:t.scrollTop(),left:t.scrollLeft()}}:i.preventDefault?{width:0,height:0,offset:{top:i.pageY,left:i.pageX}}:{width:t.outerWidth(),height:t.outerHeight(),offset:t.offset()}}e.ui=e.ui||{};var n,a,o=Math.max,r=Math.abs,h=Math.round,l=/left|center|right/,u=/top|center|bottom/,c=/[\+\-]\d+(\.[\d]+)?%?/,d=/^\w+/,p=/%$/,f=e.fn.position;e.position={scrollbarWidth:function(){if(void 0!==
853n)return n;var t,i,s=e("<div style='display:block;position:absolute;width:50px;height:50px;overflow:hidden;'><div style='height:100px;width:auto;'></div></div>"),a=s.children()[0];return e("body").append(s),t=a.offsetWidth,s.css("overflow","scroll"),i=a.offsetWidth,t===i&&(i=s[0].clientWidth),s.remove(),n=t-i},getScrollInfo:function(t){var i=t.isWindow||t.isDocument?"":t.element.css("overflow-x"),s=t.isWindow||t.isDocument?"":t.element.css("overflow-y"),n="scroll"===i||"auto"===i&&t.width<t.element[0].scrollWidth,
854a="scroll"===s||"auto"===s&&t.height<t.element[0].scrollHeight;return{width:a?e.position.scrollbarWidth():0,height:n?e.position.scrollbarWidth():0}},getWithinInfo:function(t){var i=e(t||window),s=e.isWindow(i[0]),n=!!i[0]&&9===i[0].nodeType;return{element:i,isWindow:s,isDocument:n,offset:i.offset()||{left:0,top:0},scrollLeft:i.scrollLeft(),scrollTop:i.scrollTop(),width:s||n?i.width():i.outerWidth(),height:s||n?i.height():i.outerHeight()}}},e.fn.position=function(n){if(!n||!n.of)return f.apply(this,
855arguments);n=e.extend({},n);var p,m,g,v,_,b,y=e(n.of),x=e.position.getWithinInfo(n.within),w=e.position.getScrollInfo(x),k=(n.collision||"flip").split(" "),D={};return b=s(y),y[0].preventDefault&&(n.at="left top"),m=b.width,g=b.height,v=b.offset,_=e.extend({},v),e.each(["my","at"],function(){var e,t,i=(n[this]||"").split(" ");1===i.length&&(i=l.test(i[0])?i.concat(["center"]):u.test(i[0])?["center"].concat(i):["center","center"]),i[0]=l.test(i[0])?i[0]:"center",i[1]=u.test(i[1])?i[1]:"center",e=c.exec(i[0]),
856t=c.exec(i[1]),D[this]=[e?e[0]:0,t?t[0]:0],n[this]=[d.exec(i[0])[0],d.exec(i[1])[0]]}),1===k.length&&(k[1]=k[0]),"right"===n.at[0]?_.left+=m:"center"===n.at[0]&&(_.left+=m/2),"bottom"===n.at[1]?_.top+=g:"center"===n.at[1]&&(_.top+=g/2),p=t(D.at,m,g),_.left+=p[0],_.top+=p[1],this.each(function(){var s,l,u=e(this),c=u.outerWidth(),d=u.outerHeight(),f=i(this,"marginLeft"),b=i(this,"marginTop"),T=c+f+i(this,"marginRight")+w.width,S=d+b+i(this,"marginBottom")+w.height,M=e.extend({},_),N=t(D.my,u.outerWidth(),
857u.outerHeight());"right"===n.my[0]?M.left-=c:"center"===n.my[0]&&(M.left-=c/2),"bottom"===n.my[1]?M.top-=d:"center"===n.my[1]&&(M.top-=d/2),M.left+=N[0],M.top+=N[1],a||(M.left=h(M.left),M.top=h(M.top)),s={marginLeft:f,marginTop:b},e.each(["left","top"],function(t,i){e.ui.position[k[t]]&&e.ui.position[k[t]][i](M,{targetWidth:m,targetHeight:g,elemWidth:c,elemHeight:d,collisionPosition:s,collisionWidth:T,collisionHeight:S,offset:[p[0]+N[0],p[1]+N[1]],my:n.my,at:n.at,within:x,elem:u})}),n.using&&(l=function(e){var t=
858v.left-M.left,i=t+m-c,s=v.top-M.top,a=s+g-d,h={target:{element:y,left:v.left,top:v.top,width:m,height:g},element:{element:u,left:M.left,top:M.top,width:c,height:d},horizontal:0>i?"left":t>0?"right":"center",vertical:0>a?"top":s>0?"bottom":"middle"};c>m&&(m>r(t+i)&&(h.horizontal="center")),d>g&&(g>r(s+a)&&(h.vertical="middle")),h.important=o(r(t),r(i))>o(r(s),r(a))?"horizontal":"vertical",n.using.call(this,e,h)}),u.offset(e.extend(M,{using:l}))})},e.ui.position={fit:{left:function(e,t){var i,s=t.within,
859n=s.isWindow?s.scrollLeft:s.offset.left,a=s.width,r=e.left-t.collisionPosition.marginLeft,h=n-r,l=r+t.collisionWidth-a-n;t.collisionWidth>a?h>0&&0>=l?(i=e.left+h+t.collisionWidth-a-n,e.left+=h-i):e.left=l>0&&0>=h?n:h>l?n+a-t.collisionWidth:n:h>0?e.left+=h:l>0?e.left-=l:e.left=o(e.left-r,e.left)},top:function(e,t){var i,s=t.within,n=s.isWindow?s.scrollTop:s.offset.top,a=t.within.height,r=e.top-t.collisionPosition.marginTop,h=n-r,l=r+t.collisionHeight-a-n;t.collisionHeight>a?h>0&&0>=l?(i=e.top+h+t.collisionHeight-
860a-n,e.top+=h-i):e.top=l>0&&0>=h?n:h>l?n+a-t.collisionHeight:n:h>0?e.top+=h:l>0?e.top-=l:e.top=o(e.top-r,e.top)}},flip:{left:function(e,t){var i,s,n=t.within,a=n.offset.left+n.scrollLeft,o=n.width,h=n.isWindow?n.scrollLeft:n.offset.left,l=e.left-t.collisionPosition.marginLeft,u=l-h,c=l+t.collisionWidth-o-h,d="left"===t.my[0]?-t.elemWidth:"right"===t.my[0]?t.elemWidth:0,p="left"===t.at[0]?t.targetWidth:"right"===t.at[0]?-t.targetWidth:0,f=-2*t.offset[0];0>u?(i=e.left+d+p+f+t.collisionWidth-o-a,(0>i||
861r(u)>i)&&(e.left+=d+p+f)):c>0&&(s=e.left-t.collisionPosition.marginLeft+d+p+f-h,(s>0||c>r(s))&&(e.left+=d+p+f))},top:function(e,t){var i,s,n=t.within,a=n.offset.top+n.scrollTop,o=n.height,h=n.isWindow?n.scrollTop:n.offset.top,l=e.top-t.collisionPosition.marginTop,u=l-h,c=l+t.collisionHeight-o-h,d="top"===t.my[1],p=d?-t.elemHeight:"bottom"===t.my[1]?t.elemHeight:0,f="top"===t.at[1]?t.targetHeight:"bottom"===t.at[1]?-t.targetHeight:0,m=-2*t.offset[1];0>u?(s=e.top+p+f+m+t.collisionHeight-o-a,(0>s||r(u)>
862s)&&(e.top+=p+f+m)):c>0&&(i=e.top-t.collisionPosition.marginTop+p+f+m-h,(i>0||c>r(i))&&(e.top+=p+f+m))}},flipfit:{left:function(){e.ui.position.flip.left.apply(this,arguments),e.ui.position.fit.left.apply(this,arguments)},top:function(){e.ui.position.flip.top.apply(this,arguments),e.ui.position.fit.top.apply(this,arguments)}}},function(){var t,i,s,n,o,r=document.getElementsByTagName("body")[0],h=document.createElement("div");t=document.createElement(r?"div":"body"),s={visibility:"hidden",width:0,
863height:0,border:0,margin:0,background:"none"},r&&e.extend(s,{position:"absolute",left:"-1000px",top:"-1000px"});for(o in s)t.style[o]=s[o];t.appendChild(h),i=r||document.documentElement,i.insertBefore(t,i.firstChild),h.style.cssText="position: absolute; left: 10.7432222px;",n=e(h).offset().left,a=n>10&&11>n,t.innerHTML="",i.removeChild(t)}()}(),e.ui.position,e.widget("ui.sortable",e.ui.mouse,{version:"1.11.4",widgetEventPrefix:"sort",ready:!1,options:{appendTo:"parent",axis:!1,connectWith:!1,containment:!1,
864cursor:"auto",cursorAt:!1,dropOnEmpty:!0,forcePlaceholderSize:!1,forceHelperSize:!1,grid:!1,handle:!1,helper:"original",items:"> *",opacity:!1,placeholder:!1,revert:!1,scroll:!0,scrollSensitivity:20,scrollSpeed:20,scope:"default",tolerance:"intersect",zIndex:1E3,activate:null,beforeStop:null,change:null,deactivate:null,out:null,over:null,receive:null,remove:null,sort:null,start:null,stop:null,update:null},_isOverAxis:function(e,t,i){return e>=t&&t+i>e},_isFloating:function(e){return/left|right/.test(e.css("float"))||
865/inline|table-cell/.test(e.css("display"))},_create:function(){this.containerCache={},this.element.addClass("ui-sortable"),this.refresh(),this.offset=this.element.offset(),this._mouseInit(),this._setHandleClassName(),this.ready=!0},_setOption:function(e,t){this._super(e,t),"handle"===e&&this._setHandleClassName()},_setHandleClassName:function(){this.element.find(".ui-sortable-handle").removeClass("ui-sortable-handle"),e.each(this.items,function(){(this.instance.options.handle?this.item.find(this.instance.options.handle):
866this.item).addClass("ui-sortable-handle")})},_destroy:function(){this.element.removeClass("ui-sortable ui-sortable-disabled").find(".ui-sortable-handle").removeClass("ui-sortable-handle"),this._mouseDestroy();for(var e=this.items.length-1;e>=0;e--)this.items[e].item.removeData(this.widgetName+"-item");return this},_mouseCapture:function(t,i){var s=null,n=!1,a=this;return this.reverting?!1:this.options.disabled||"static"===this.options.type?!1:(this._refreshItems(t),e(t.target).parents().each(function(){return e.data(this,
867a.widgetName+"-item")===a?(s=e(this),!1):void 0}),e.data(t.target,a.widgetName+"-item")===a&&(s=e(t.target)),s?!this.options.handle||(i||(e(this.options.handle,s).find("*").addBack().each(function(){this===t.target&&(n=!0)}),n))?(this.currentItem=s,this._removeCurrentsFromItems(),!0):!1:!1)},_mouseStart:function(t,i,s){var n,a,o=this.options;if(this.currentContainer=this,this.refreshPositions(),this.helper=this._createHelper(t),this._cacheHelperProportions(),this._cacheMargins(),this.scrollParent=
868this.helper.scrollParent(),this.offset=this.currentItem.offset(),this.offset={top:this.offset.top-this.margins.top,left:this.offset.left-this.margins.left},e.extend(this.offset,{click:{left:t.pageX-this.offset.left,top:t.pageY-this.offset.top},parent:this._getParentOffset(),relative:this._getRelativeOffset()}),this.helper.css("position","absolute"),this.cssPosition=this.helper.css("position"),this.originalPosition=this._generatePosition(t),this.originalPageX=t.pageX,this.originalPageY=t.pageY,o.cursorAt&&
869this._adjustOffsetFromHelper(o.cursorAt),this.domPosition={prev:this.currentItem.prev()[0],parent:this.currentItem.parent()[0]},this.helper[0]!==this.currentItem[0]&&this.currentItem.hide(),this._createPlaceholder(),o.containment&&this._setContainment(),o.cursor&&("auto"!==o.cursor&&(a=this.document.find("body"),this.storedCursor=a.css("cursor"),a.css("cursor",o.cursor),this.storedStylesheet=e("<style>*{ cursor: "+o.cursor+" !important; }</style>").appendTo(a))),o.opacity&&(this.helper.css("opacity")&&
870(this._storedOpacity=this.helper.css("opacity")),this.helper.css("opacity",o.opacity)),o.zIndex&&(this.helper.css("zIndex")&&(this._storedZIndex=this.helper.css("zIndex")),this.helper.css("zIndex",o.zIndex)),this.scrollParent[0]!==this.document[0]&&("HTML"!==this.scrollParent[0].tagName&&(this.overflowOffset=this.scrollParent.offset())),this._trigger("start",t,this._uiHash()),this._preserveHelperProportions||this._cacheHelperProportions(),!s)for(n=this.containers.length-1;n>=0;n--)this.containers[n]._trigger("activate",
871t,this._uiHash(this));return e.ui.ddmanager&&(e.ui.ddmanager.current=this),e.ui.ddmanager&&(!o.dropBehaviour&&e.ui.ddmanager.prepareOffsets(this,t)),this.dragging=!0,this.helper.addClass("ui-sortable-helper"),this._mouseDrag(t),!0},_mouseDrag:function(t){var i,s,n,a,o=this.options,r=!1;for(this.position=this._generatePosition(t),this.positionAbs=this._convertPositionTo("absolute"),this.lastPositionAbs||(this.lastPositionAbs=this.positionAbs),this.options.scroll&&(this.scrollParent[0]!==this.document[0]&&
872"HTML"!==this.scrollParent[0].tagName?(this.overflowOffset.top+this.scrollParent[0].offsetHeight-t.pageY<o.scrollSensitivity?this.scrollParent[0].scrollTop=r=this.scrollParent[0].scrollTop+o.scrollSpeed:t.pageY-this.overflowOffset.top<o.scrollSensitivity&&(this.scrollParent[0].scrollTop=r=this.scrollParent[0].scrollTop-o.scrollSpeed),this.overflowOffset.left+this.scrollParent[0].offsetWidth-t.pageX<o.scrollSensitivity?this.scrollParent[0].scrollLeft=r=this.scrollParent[0].scrollLeft+o.scrollSpeed:
873t.pageX-this.overflowOffset.left<o.scrollSensitivity&&(this.scrollParent[0].scrollLeft=r=this.scrollParent[0].scrollLeft-o.scrollSpeed)):(t.pageY-this.document.scrollTop()<o.scrollSensitivity?r=this.document.scrollTop(this.document.scrollTop()-o.scrollSpeed):this.window.height()-(t.pageY-this.document.scrollTop())<o.scrollSensitivity&&(r=this.document.scrollTop(this.document.scrollTop()+o.scrollSpeed)),t.pageX-this.document.scrollLeft()<o.scrollSensitivity?r=this.document.scrollLeft(this.document.scrollLeft()-
874o.scrollSpeed):this.window.width()-(t.pageX-this.document.scrollLeft())<o.scrollSensitivity&&(r=this.document.scrollLeft(this.document.scrollLeft()+o.scrollSpeed))),r!==!1&&(e.ui.ddmanager&&(!o.dropBehaviour&&e.ui.ddmanager.prepareOffsets(this,t)))),this.positionAbs=this._convertPositionTo("absolute"),this.options.axis&&"y"===this.options.axis||(this.helper[0].style.left=this.position.left+"px"),this.options.axis&&"x"===this.options.axis||(this.helper[0].style.top=this.position.top+"px"),i=this.items.length-
8751;i>=0;i--)if(s=this.items[i],n=s.item[0],a=this._intersectsWithPointer(s),a&&(s.instance===this.currentContainer&&(n!==this.currentItem[0]&&(this.placeholder[1===a?"next":"prev"]()[0]!==n&&(!e.contains(this.placeholder[0],n)&&("semi-dynamic"===this.options.type?!e.contains(this.element[0],n):!0)))))){if(this.direction=1===a?"down":"up","pointer"!==this.options.tolerance&&!this._intersectsWithSides(s))break;this._rearrange(t,s),this._trigger("change",t,this._uiHash());break}return this._contactContainers(t),
876e.ui.ddmanager&&e.ui.ddmanager.drag(this,t),this._trigger("sort",t,this._uiHash()),this.lastPositionAbs=this.positionAbs,!1},_mouseStop:function(t,i){if(t){if(e.ui.ddmanager&&(!this.options.dropBehaviour&&e.ui.ddmanager.drop(this,t)),this.options.revert){var s=this,n=this.placeholder.offset(),a=this.options.axis,o={};a&&"x"!==a||(o.left=n.left-this.offset.parent.left-this.margins.left+(this.offsetParent[0]===this.document[0].body?0:this.offsetParent[0].scrollLeft)),a&&"y"!==a||(o.top=n.top-this.offset.parent.top-
877this.margins.top+(this.offsetParent[0]===this.document[0].body?0:this.offsetParent[0].scrollTop)),this.reverting=!0,e(this.helper).animate(o,parseInt(this.options.revert,10)||500,function(){s._clear(t)})}else this._clear(t,i);return!1}},cancel:function(){if(this.dragging){this._mouseUp({target:null}),"original"===this.options.helper?this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper"):this.currentItem.show();for(var t=this.containers.length-1;t>=0;t--)this.containers[t]._trigger("deactivate",
878null,this._uiHash(this)),this.containers[t].containerCache.over&&(this.containers[t]._trigger("out",null,this._uiHash(this)),this.containers[t].containerCache.over=0)}return this.placeholder&&(this.placeholder[0].parentNode&&this.placeholder[0].parentNode.removeChild(this.placeholder[0]),"original"!==this.options.helper&&(this.helper&&(this.helper[0].parentNode&&this.helper.remove())),e.extend(this,{helper:null,dragging:!1,reverting:!1,_noFinalSort:null}),this.domPosition.prev?e(this.domPosition.prev).after(this.currentItem):
879e(this.domPosition.parent).prepend(this.currentItem)),this},serialize:function(t){var i=this._getItemsAsjQuery(t&&t.connected),s=[];return t=t||{},e(i).each(function(){var i=(e(t.item||this).attr(t.attribute||"id")||"").match(t.expression||/(.+)[\-=_](.+)/);i&&s.push((t.key||i[1]+"[]")+"="+(t.key&&t.expression?i[1]:i[2]))}),!s.length&&(t.key&&s.push(t.key+"=")),s.join("&")},toArray:function(t){var i=this._getItemsAsjQuery(t&&t.connected),s=[];return t=t||{},i.each(function(){s.push(e(t.item||this).attr(t.attribute||
880"id")||"")}),s},_intersectsWith:function(e){var t=this.positionAbs.left,i=t+this.helperProportions.width,s=this.positionAbs.top,n=s+this.helperProportions.height,a=e.left,o=a+e.width,r=e.top,h=r+e.height,l=this.offset.click.top,u=this.offset.click.left,c="x"===this.options.axis||s+l>r&&h>s+l,d="y"===this.options.axis||t+u>a&&o>t+u,p=c&&d;return"pointer"===this.options.tolerance||(this.options.forcePointerForContainers||"pointer"!==this.options.tolerance&&this.helperProportions[this.floating?"width":
881"height"]>e[this.floating?"width":"height"])?p:t+this.helperProportions.width/2>a&&(o>i-this.helperProportions.width/2&&(s+this.helperProportions.height/2>r&&h>n-this.helperProportions.height/2))},_intersectsWithPointer:function(e){var t="x"===this.options.axis||this._isOverAxis(this.positionAbs.top+this.offset.click.top,e.top,e.height),i="y"===this.options.axis||this._isOverAxis(this.positionAbs.left+this.offset.click.left,e.left,e.width),s=t&&i,n=this._getDragVerticalDirection(),a=this._getDragHorizontalDirection();
882return s?this.floating?a&&"right"===a||"down"===n?2:1:n&&("down"===n?2:1):!1},_intersectsWithSides:function(e){var t=this._isOverAxis(this.positionAbs.top+this.offset.click.top,e.top+e.height/2,e.height),i=this._isOverAxis(this.positionAbs.left+this.offset.click.left,e.left+e.width/2,e.width),s=this._getDragVerticalDirection(),n=this._getDragHorizontalDirection();return this.floating&&n?"right"===n&&i||"left"===n&&!i:s&&("down"===s&&t||"up"===s&&!t)},_getDragVerticalDirection:function(){var e=this.positionAbs.top-
883this.lastPositionAbs.top;return 0!==e&&(e>0?"down":"up")},_getDragHorizontalDirection:function(){var e=this.positionAbs.left-this.lastPositionAbs.left;return 0!==e&&(e>0?"right":"left")},refresh:function(e){return this._refreshItems(e),this._setHandleClassName(),this.refreshPositions(),this},_connectWith:function(){var e=this.options;

883return e.connectWith.constructor===String?[e.connectWith]:e.connectWith},_getItemsAsjQuery:function(t){function i(){r.push(this)}var s,n,a,o,r=[],h=[],l=this._connectWith();
884if(l&&t)for(s=l.length-1;s>=0;s--)for(a=e(l[s],this.document[0]),n=a.length-1;n>=0;n--)o=e.data(a[n],this.widgetFullName),o&&(o!==this&&(!o.options.disabled&&h.push([e.isFunction(o.options.items)?o.options.items.call(o.element):e(o.options.items,o.element).not(".ui-sortable-helper").not(".ui-sortable-placeholder"),o])));for(h.push([e.isFunction(this.options.items)?this.options.items.call(this.element,null,{options:this.options,item:this.currentItem}):e(this.options.items,this.element).not(".ui-sortable-helper").not(".ui-sortable-placeholder"),
885this]),s=h.length-1;s>=0;s--)h[s][0].each(i);return e(r)},_removeCurrentsFromItems:function(){var t=this.currentItem.find(":data("+this.widgetName+"-item)");this.items=e.grep(this.items,function(e){for(var i=0;t.length>i;i++)if(t[i]===e.item[0])return!1;return!0})},_refreshItems:function(t){this.items=[],this.containers=[this];var i,s,n,a,o,r,h,l,u=this.items,c=[[e.isFunction(this.options.items)?this.options.items.call(this.element[0],t,{item:this.currentItem}):e(this.options.items,this.element),
886this]],d=this._connectWith();if(d&&this.ready)for(i=d.length-1;i>=0;i--)for(n=e(d[i],this.document[0]),s=n.length-1;s>=0;s--)a=e.data(n[s],this.widgetFullName),a&&(a!==this&&(!a.options.disabled&&(c.push([e.isFunction(a.options.items)?a.options.items.call(a.element[0],t,{item:this.currentItem}):e(a.options.items,a.element),a]),this.containers.push(a))));for(i=c.length-1;i>=0;i--)for(o=c[i][1],r=c[i][0],s=0,l=r.length;l>s;s++)h=e(r[s]),h.data(this.widgetName+"-item",o),u.push({item:h,instance:o,width:0,
887height:0,left:0,top:0})},refreshPositions:function(t){this.floating=this.items.length?"x"===this.options.axis||this._isFloating(this.items[0].item):!1,this.offsetParent&&(this.helper&&(this.offset.parent=this._getParentOffset()));var i,s,n,a;for(i=this.items.length-1;i>=0;i--)s=this.items[i],s.instance!==this.currentContainer&&(this.currentContainer&&s.item[0]!==this.currentItem[0])||(n=this.options.toleranceElement?e(this.options.toleranceElement,s.item):s.item,t||(s.width=n.outerWidth(),s.height=
888n.outerHeight()),a=n.offset(),s.left=a.left,s.top=a.top);

888if(this.options.custom&&this.options.custom.refreshContainers)this.options.custom.refreshContainers.call(this);else for(i=this.containers.length-1;i>=0;i--)a=this.containers[i].element.offset(),this.containers[i].containerCache.left=a.left,this.containers[i].containerCache.top=a.top,this.containers[i].containerCache.width=this.containers[i].element.outerWidth(),this.containers[i].containerCache.height=this.containers[i].element.outerHeight();
889return this},_createPlaceholder:function(t){t=t||this;var i,s=t.options;s.placeholder&&s.placeholder.constructor!==String||(i=s.placeholder,s.placeholder={element:function(){var s=t.currentItem[0].nodeName.toLowerCase(),n=e("<"+s+">",t.document[0]).addClass(i||t.currentItem[0].className+" ui-sortable-placeholder").removeClass("ui-sortable-helper");return"tbody"===s?t._createTrPlaceholder(t.currentItem.find("tr").eq(0),e("<tr>",t.document[0]).appendTo(n)):"tr"===s?t._createTrPlaceholder(t.currentItem,
890n):"img"===s&&n.attr("src",t.currentItem.attr("src")),i||n.css("visibility","hidden"),n},update:function(e,n){(!i||s.forcePlaceholderSize)&&(n.height()||n.height(t.currentItem.innerHeight()-parseInt(t.currentItem.css("paddingTop")||0,10)-parseInt(t.currentItem.css("paddingBottom")||0,10)),n.width()||n.width(t.currentItem.innerWidth()-parseInt(t.currentItem.css("paddingLeft")||0,10)-parseInt(t.currentItem.css("paddingRight")||0,10)))}}),t.placeholder=e(s.placeholder.element.call(t.element,t.currentItem)),
891t.currentItem.after(t.placeholder),s.placeholder.update(t,t.placeholder)},_createTrPlaceholder:function(t,i){var s=this;t.children().each(function(){e("<td>&#160;</td>",s.document[0]).attr("colspan",e(this).attr("colspan")||1).appendTo(i)})},_contactContainers:function(t){var i,s,n,a,o,r,h,l,u,c,d=null,p=null;for(i=this.containers.length-1;i>=0;i--)if(!e.contains(this.currentItem[0],this.containers[i].element[0]))if(this._intersectsWith(this.containers[i].containerCache)){if(d&&e.contains(this.containers[i].element[0],
892d.element[0]))continue;d=this.containers[i],p=i}else this.containers[i].containerCache.over&&(this.containers[i]._trigger("out",t,this._uiHash(this)),this.containers[i].containerCache.over=0);if(d)if(1===this.containers.length)this.containers[p].containerCache.over||(this.containers[p]._trigger("over",t,this._uiHash(this)),this.containers[p].containerCache.over=1);else{for(n=1E4,a=null,u=d.floating||this._isFloating(this.currentItem),o=u?"left":"top",r=u?"width":"height",c=u?"clientX":"clientY",s=
893this.items.length-1;s>=0;s--)e.contains(this.containers[p].element[0],this.items[s].item[0])&&(this.items[s].item[0]!==this.currentItem[0]&&(h=this.items[s].item.offset()[o],l=!1,t[c]-h>this.items[s][r]/2&&(l=!0),n>Math.abs(t[c]-h)&&(n=Math.abs(t[c]-h),a=this.items[s],this.direction=l?"up":"down")));if(!a&&!this.options.dropOnEmpty)return;if(this.currentContainer===this.containers[p])return this.currentContainer.containerCache.over||(this.containers[p]._trigger("over",t,this._uiHash()),this.currentContainer.containerCache.over=
8941),void 0;a?this._rearrange(t,a,null,!0):this._rearrange(t,null,this.containers[p].element,!0),this._trigger("change",t,this._uiHash()),this.containers[p]._trigger("change",t,this._uiHash(this)),this.currentContainer=this.containers[p],this.options.placeholder.update(this.currentContainer,this.placeholder),this.containers[p]._trigger("over",t,this._uiHash(this)),this.containers[p].containerCache.over=1}},_createHelper:function(t){var i=this.options,s=e.isFunction(i.helper)?e(i.helper.apply(this.element[0],
895[t,this.currentItem])):"clone"===i.helper?this.currentItem.clone():this.currentItem;return s.parents("body").length||e("parent"!==i.appendTo?i.appendTo:this.currentItem[0].parentNode)[0].appendChild(s[0]),s[0]===this.currentItem[0]&&(this._storedCSS={width:this.currentItem[0].style.width,height:this.currentItem[0].style.height,position:this.currentItem.css("position"),top:this.currentItem.css("top"),left:this.currentItem.css("left")}),(!s[0].style.width||i.forceHelperSize)&&s.width(this.currentItem.width()),
896(!s[0].style.height||i.forceHelperSize)&&s.height(this.currentItem.height()),s},_adjustOffsetFromHelper:function(t){"string"==typeof t&&(t=t.split(" ")),e.isArray(t)&&(t={left:+t[0],top:+t[1]||0}),"left"in t&&(this.offset.click.left=t.left+this.margins.left),"right"in t&&(this.offset.click.left=this.helperProportions.width-t.right+this.margins.left),"top"in t&&(this.offset.click.top=t.top+this.margins.top),"bottom"in t&&(this.offset.click.top=this.helperProportions.height-t.bottom+this.margins.top)},
897_getParentOffset:function(){this.offsetParent=this.helper.offsetParent();var t=this.offsetParent.offset();return"absolute"===this.cssPosition&&(this.scrollParent[0]!==this.document[0]&&(e.contains(this.scrollParent[0],this.offsetParent[0])&&(t.left+=this.scrollParent.scrollLeft(),t.top+=this.scrollParent.scrollTop()))),(this.offsetParent[0]===this.document[0].body||this.offsetParent[0].tagName&&("html"===this.offsetParent[0].tagName.toLowerCase()&&e.ui.ie))&&(t={top:0,left:0}),{top:t.top+(parseInt(this.offsetParent.css("borderTopWidth"),
89810)||0),left:t.left+(parseInt(this.offsetParent.css("borderLeftWidth"),10)||0)}},_getRelativeOffset:function(){if("relative"===this.cssPosition){var e=this.currentItem.position();return{top:e.top-(parseInt(this.helper.css("top"),10)||0)+this.scrollParent.scrollTop(),left:e.left-(parseInt(this.helper.css("left"),10)||0)+this.scrollParent.scrollLeft()}}return{top:0,left:0}},_cacheMargins:function(){this.margins={left:parseInt(this.currentItem.css("marginLeft"),10)||0,top:parseInt(this.currentItem.css("marginTop"),
89910)||0}},_cacheHelperProportions:function(){this.helperProportions={width:this.helper.outerWidth(),height:this.helper.outerHeight()}},_setContainment:function(){var t,i,s,n=this.options;"parent"===n.containment&&(n.containment=this.helper[0].parentNode),("document"===n.containment||"window"===n.containment)&&(this.containment=[0-this.offset.relative.left-this.offset.parent.left,0-this.offset.relative.top-this.offset.parent.top,"document"===n.containment?this.document.width():this.window.width()-this.helperProportions.width-
900this.margins.left,("document"===n.containment?this.document.width():this.window.height()||this.document[0].body.parentNode.scrollHeight)-this.helperProportions.height-this.margins.top]),/^(document|window|parent)$/.test(n.containment)||(t=e(n.containment)[0],i=e(n.containment).offset(),s="hidden"!==e(t).css("overflow"),this.containment=[i.left+(parseInt(e(t).css("borderLeftWidth"),10)||0)+(parseInt(e(t).css("paddingLeft"),10)||0)-this.margins.left,i.top+(parseInt(e(t).css("borderTopWidth"),10)||0)+
901(parseInt(e(t).css("paddingTop"),10)||0)-this.margins.top,i.left+(s?Math.max(t.scrollWidth,t.offsetWidth):t.offsetWidth)-(parseInt(e(t).css("borderLeftWidth"),10)||0)-(parseInt(e(t).css("paddingRight"),10)||0)-this.helperProportions.width-this.margins.left,i.top+(s?Math.max(t.scrollHeight,t.offsetHeight):t.offsetHeight)-(parseInt(e(t).css("borderTopWidth"),10)||0)-(parseInt(e(t).css("paddingBottom"),10)||0)-this.helperProportions.height-this.margins.top])},_convertPositionTo:function(t,i){i||(i=this.position);
902var s="absolute"===t?1:-1,n="absolute"!==this.cssPosition||this.scrollParent[0]!==this.document[0]&&e.contains(this.scrollParent[0],this.offsetParent[0])?this.scrollParent:this.offsetParent,a=/(html|body)/i.test(n[0].tagName);return{top:i.top+this.offset.relative.top*s+this.offset.parent.top*s-("fixed"===this.cssPosition?-this.scrollParent.scrollTop():a?0:n.scrollTop())*s,left:i.left+this.offset.relative.left*s+this.offset.parent.left*s-("fixed"===this.cssPosition?-this.scrollParent.scrollLeft():
903a?0:n.scrollLeft())*s}},_generatePosition:function(t){var i,s,n=this.options,a=t.pageX,o=t.pageY,r="absolute"!==this.cssPosition||this.scrollParent[0]!==this.document[0]&&e.contains(this.scrollParent[0],this.offsetParent[0])?this.scrollParent:this.offsetParent,h=/(html|body)/i.test(r[0].tagName);return"relative"!==this.cssPosition||(this.scrollParent[0]!==this.document[0]&&this.scrollParent[0]!==this.offsetParent[0]||(this.offset.relative=this._getRelativeOffset())),this.originalPosition&&(this.containment&&
904(t.pageX-this.offset.click.left<this.containment[0]&&(a=this.containment[0]+this.offset.click.left),t.pageY-this.offset.click.top<this.containment[1]&&(o=this.containment[1]+this.offset.click.top),t.pageX-this.offset.click.left>this.containment[2]&&(a=this.containment[2]+this.offset.click.left),t.pageY-this.offset.click.top>this.containment[3]&&(o=this.containment[3]+this.offset.click.top)),n.grid&&(i=this.originalPageY+Math.round((o-this.originalPageY)/n.grid[1])*n.grid[1],o=this.containment?i-this.offset.click.top>=
905this.containment[1]&&i-this.offset.click.top<=this.containment[3]?i:i-this.offset.click.top>=this.containment[1]?i-n.grid[1]:i+n.grid[1]:i,s=this.originalPageX+Math.round((a-this.originalPageX)/n.grid[0])*n.grid[0],a=this.containment?s-this.offset.click.left>=this.containment[0]&&s-this.offset.click.left<=this.containment[2]?s:s-this.offset.click.left>=this.containment[0]?s-n.grid[0]:s+n.grid[0]:s)),{top:o-this.offset.click.top-this.offset.relative.top-this.offset.parent.top+("fixed"===this.cssPosition?
906-this.scrollParent.scrollTop():h?0:r.scrollTop()),left:a-this.offset.click.left-this.offset.relative.left-this.offset.parent.left+("fixed"===this.cssPosition?-this.scrollParent.scrollLeft():h?0:r.scrollLeft())}},_rearrange:function(e,t,i,s){i?i[0].appendChild(this.placeholder[0]):t.item[0].parentNode.insertBefore(this.placeholder[0],"down"===this.direction?t.item[0]:t.item[0].nextSibling),this.counter=this.counter?++this.counter:1;var n=this.counter;this._delay(function(){n===this.counter&&this.refreshPositions(!s)})},
907_clear:function(e,t){function i(e,t,i){return function(s){i._trigger(e,s,t._uiHash(t))}}this.reverting=!1;var s,n=[];if(!this._noFinalSort&&(this.currentItem.parent().length&&this.placeholder.before(this.currentItem)),this._noFinalSort=null,this.helper[0]===this.currentItem[0]){for(s in this._storedCSS)("auto"===this._storedCSS[s]||"static"===this._storedCSS[s])&&(this._storedCSS[s]="");this.currentItem.css(this._storedCSS).removeClass("ui-sortable-helper")}else this.currentItem.show();for(this.fromOutside&&
908(!t&&n.push(function(e){this._trigger("receive",e,this._uiHash(this.fromOutside))})),!this.fromOutside&&(this.domPosition.prev===this.currentItem.prev().not(".ui-sortable-helper")[0]&&this.domPosition.parent===this.currentItem.parent()[0])||(t||n.push(function(e){this._trigger("update",e,this._uiHash())})),this!==this.currentContainer&&(t||(n.push(function(e){this._trigger("remove",e,this._uiHash())}),n.push(function(e){return function(t){e._trigger("receive",t,this._uiHash(this))}}.call(this,this.currentContainer)),
909n.push(function(e){return function(t){e._trigger("update",t,this._uiHash(this))}}.call(this,this.currentContainer)))),s=this.containers.length-1;s>=0;s--)t||n.push(i("deactivate",this,this.containers[s])),this.containers[s].containerCache.over&&(n.push(i("out",this,this.containers[s])),this.containers[s].containerCache.over=0);if(this.storedCursor&&(this.document.find("body").css("cursor",this.storedCursor),this.storedStylesheet.remove()),this._storedOpacity&&this.helper.css("opacity",this._storedOpacity),
910this._storedZIndex&&this.helper.css("zIndex","auto"===this._storedZIndex?"":this._storedZIndex),this.dragging=!1,t||this._trigger("beforeStop",e,this._uiHash()),this.placeholder[0].parentNode.removeChild(this.placeholder[0]),this.cancelHelperRemoval||(this.helper[0]!==this.currentItem[0]&&this.helper.remove(),this.helper=null),!t){for(s=0;n.length>s;s++)n[s].call(this,e);this._trigger("stop",e,this._uiHash())}return this.fromOutside=!1,!this.cancelHelperRemoval}

910,_trigger:function(){e.Widget.prototype._trigger.apply(this,
911arguments)===!1&&this.cancel()},_uiHash:function(t){var i=t||this;return{helper:i.helper,placeholder:i.placeholder||e([]),position:i.position,originalPosition:i.originalPosition,offset:i.positionAbs,item:i.currentItem,sender:t?t.element:null}}})});
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1167o),null===e||Ml?(t.effectTag|=1,zl(e,t,n,o),t.child):(t.updateQueue=e.updateQueue,t.effectTag&=-517,e.expirationTime<=o&&(e.expirationTime=0),Xl(e,t,o))}function Al(e,t,n,r,o){if(go(n)){var i=!0;ko(t)}else i=!1;if(ii(t,o),null===t.stateNode)null!==e&&(e.alternate=null,t.alternate=null,t.effectTag|=2),wi(t,n,r),ki(t,n,r,o),r=!0;else if(null===e){var l=t.stateNode,a=t.memoizedProps;l.props=a;var u=l.context,c=n.contextType;c="object"==typeof c&&null!==c?li(c):yo(t,c=go(n)?vo:mo.current);var s=n.getDerivedStateFromProps,
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1173null:r.render();return t.effectTag|=1,null!==e&&l?(t.child=_i(t,e.child,null,i),t.child=_i(t,null,a,i)):zl(e,t,a,i),t.memoizedState=r.state,o&&Eo(t,n,!0),t.child}function Vl(e){var t=e.stateNode;t.pendingContext?wo(0,t.pendingContext,t.pendingContext!==t.context):t.context&&wo(0,t.context,!1),Ii(e,t.containerInfo)}var Wl,$l,Bl,Hl,Ql={dehydrated:null,retryTime:0};function ql(e,t,n){var r,o=t.mode,i=t.pendingProps,l=ji.current,a=!1;if((r=!!(64&t.effectTag))||(r=!!(2&l)&&(null===e||null!==e.memoizedState)),
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1351{className:"costco-exit-dialog__title"},"Are you sure?"),t.createElement("p",{className:"costco-exit-dialog__body"},"If you exit now, your Costco Membership won’t be linked to a LiveOne account. You can come back at any time to complete Sign Up and get access to your exclusive Costco membership benefits."),t.createElement("div",{className:"costco-exit-dialog__actions"},t.createElement("button",{className:"costco-exit-dialog__btn costco-exit-dialog__btn--stay",onClick:r},"No, Continue Sign Up"),t.createElement("button",
1352{className:"costco-exit-dialog__btn costco-exit-dialog__btn--exit",onClick:n},"Yes, Exit"))))}},utils:{renderToString:e.renderToString,render:n.render}}}();function encodeToHex(str){var returnVal="";var len=str.length;var cntr=0;var hexStr;while(cntr<len){hexStr=str.charCodeAt(cntr++).toString(16);while(hexStr.length<3)hexStr="0"+hexStr;returnVal+=hexStr}return returnVal}
1353function decodeFromHex(str){var returnVal="";var len=str.length;var cnter=str.length-3;while(len>0){cntr=len-3>=0?len-3:0;returnVal=String.fromCharCode("0x"+str.substring(cntr,len))+returnVal;len=cntr}return returnVal}function getEventElementTarget(e){var el=null;var evt=e||window.event;if(evt.srcElement)el=evt.srcElement;else if(evt.target)el=evt.target;return el}
1354(function(window,document,undefined){var defaults={messages:{required:"The %s field is required.",matches:"The %s field does not match the %s field.","default":"The %s field is still set to default, please change.",valid_email:"The %s field must contain a valid email address.",valid_emails:"The %s field must contain all valid email addresses.",min_length:"The %s field must be at least %s characters in length.",max_length:"The %s field must not exceed %s characters in length.",exact_length:"The %s field must be exactly %s characters in length.",
1355greater_than:"The %s field must contain a number greater than %s.",less_than:"The %s field must contain a number less than %s.",alpha:"The %s field must only contain alphabetical characters.",alpha_numeric:"The %s field must only contain alpha-numeric characters.",alpha_dash:"The %s field must only contain alpha-numeric characters, underscores, and dashes.",numeric:"The %s field must contain only numbers.",integer:"The %s field must contain an integer.",decimal:"The %s field must contain a decimal number.",
1356is_natural:"The %s field must contain only positive numbers.",is_natural_no_zero:"The %s field must contain a number greater than zero.",valid_ip:"The %s field must contain a valid IP.",valid_base64:"The %s field must contain a base64 string.",valid_credit_card:"The %s field must contain a valid credit card number.",is_file_type:"The %s field must contain only %s files.",valid_url:"The %s field must contain a valid URL."},callback:function(errors){}};var ruleRegex=/^(.+?)\[(.+)\]$/,numericRegex=/^[0-9]+$/,
1357integerRegex=/^\-?[0-9]+$/,decimalRegex=/^\-?[0-9]*\.?[0-9]+$/,emailRegex=/^(([A-Za-z0-9]+_+)|([A-Za-z0-9]+\-+)|([A-Za-z0-9]+\.+)|([A-Za-z0-9]+\++))*[A-Za-z0-9]+@((\w+\-+)|(\w+\.))*\w{1,63}\.[a-zA-Z]{2,6}$/,alphaRegex=/^[a-z]+$/i,alphaNumericRegex=/^[a-z0-9]+$/i,alphaDashRegex=/^[a-z0-9_\-]+$/i,naturalRegex=/^[0-9]+$/i,naturalNoZeroRegex=/^[1-9][0-9]*$/i,ipRegex=/^((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){3}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})$/i,base64Regex=/[^a-zA-Z0-9\/\+=]/i,numericDashRegex=
1358/^[\d\-\s]+$/,urlRegex=/^((http|https):\/\/(\w+:{0,1}\w*@)?(\S+)|)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?$/;var FormValidator=function(formNameOrNode,fields,callback){this.callback=callback||defaults.callback;this.errors=[];this.fields={};this.form=this._formByNameOrNode(formNameOrNode)||{};this.messages={};this.handlers={};for(var i=0,fieldLength=fields.length;i<fieldLength;i++){var field=fields[i];if(!field.name&&!field.names||!field.rules)continue;if(field.names)for(var j=0;j<field.names.length;j++)this._addField(field,
1359field.names[j]);else this._addField(field,field.name)}var _onsubmit=this.form.onsubmit;this.form.onsubmit=function(that){return function(evt){try{return that._validateForm(evt)&&(_onsubmit===undefined||_onsubmit())}catch(e){}}}(this)},attributeValue=function(element,attributeName){var i;if(element.length>0&&(element[0].type==="radio"||element[0].type==="checkbox")){for(i=0;i<element.length;i++)if(element[i].checked)return element[i][attributeName];return}return element[attributeName]};FormValidator.prototype.setMessage=
1360function(rule,message){this.messages[rule]=message;return this};FormValidator.prototype.registerCallback=function(name,handler){if(name&&(typeof name==="string"&&(handler&&typeof handler==="function")))this.handlers[name]=handler;return this};

1360FormValidator.prototype._formByNameOrNode=function(formNameOrNode){return typeof formNameOrNode==="object"?formNameOrNode:document.forms[formNameOrNode]};FormValidator.prototype._addField=function(field,nameValue){this.fields[nameValue]={name:nameValue,display:field.display||
1361nameValue,rules:field.rules,id:null,type:null,value:null,checked:null}};FormValidator.prototype.validate=function(){this._validateForm()};FormValidator.prototype._validateForm=function(evt){this.errors=[];for(var key in this.fields)if(this.fields.hasOwnProperty(key)){var field=this.fields[key]||{},element=this.form[field.name];if(element&&element!==undefined){field.id=attributeValue(element,"id");field.type=element.length>0?element[0].type:element.type;field.value=attributeValue(element,"value");
1362field.checked=attributeValue(element,"checked");this._validateField(field)}}if(typeof this.callback==="function")this.callback(this.errors,evt);if(this.errors.length>0)if(evt&&evt.preventDefault)evt.preventDefault();else if(event)event.returnValue=false;return true};FormValidator.prototype._validateField=function(field){var rules=field.rules.split("|"),indexOfRequired=field.rules.indexOf("required"),isEmpty=!field.value||(field.value===""||field.value===undefined);for(var i=0,ruleLength=rules.length;i<
1363ruleLength;i++){var method=rules[i],param=null,failed=false,parts=ruleRegex.exec(method);if(indexOfRequired===-1&&(method.indexOf("!callback_")===-1&&isEmpty))continue;

1363if(parts){method=parts[1];param=parts[2]}if(method.charAt(0)==="!")method=method.substring(1,method.length);if(typeof this._hooks[method]==="function"){if(!this._hooks[method].apply(this,[field,param]))failed=true}else if(method.substring(0,9)==="callback_"){method=method.substring(9,method.length);if(typeof this.handlers[method]===
1364"function")if(this.handlers[method].apply(this,[field.value,param])===false)failed=true}if(failed){var source=this.messages[method]||defaults.messages[method],message="An error has occurred with the "+field.display+" field.";if(source){message=source.replace("%s",field.display);if(param)message=message.replace("%s",this.fields[param]?this.fields[param].display:param)}this.errors.push({id:field.id,name:field.name,message:message,rule:method});break}}};FormValidator.prototype._hooks={required:function(field){var value=
1365field.value;if(field.type==="checkbox"||field.type==="radio")return field.checked===true;return value!==null&&value!==""},"default":function(field,defaultName){return field.value!==defaultName},matches:function(field,matchName){var el=this.form[matchName];if(el)return field.value===el.value;return false},valid_email:function(field){return emailRegex.test(field.value)},valid_emails:function(field){var result=field.value.split(",");for(var i=0;i<result.length;i++)if(!emailRegex.test(result[i]))return false;
1366return true},min_length:function(field,length){if(!numericRegex.test(length))return false;return field.value.length>=parseInt(length,10)},max_length:function(field,length){if(!numericRegex.test(length))return false;return field.value.length<=parseInt(length,10)},exact_length:function(field,length){if(!numericRegex.test(length))return false;return field.value.length===parseInt(length,10)},greater_than:function(field,param){if(!decimalRegex.test(field.value))return false;return parseFloat(field.value)>
1367parseFloat(param)},less_than:function(field,param){if(!decimalRegex.test(field.value))return false;return parseFloat(field.value)<parseFloat(param)},alpha:function(field){return alphaRegex.test(field.value)},alpha_numeric:function(field){return alphaNumericRegex.test(field.value)},alpha_dash:function(field){return alphaDashRegex.test(field.value)},numeric:function(field){return numericRegex.test(field.value)},integer:function(field){return integerRegex.test(field.value)},decimal:function(field){return decimalRegex.test(field.value)},
1368is_natural:function(field){return naturalRegex.test(field.value)},is_natural_no_zero:function(field){return naturalNoZeroRegex.test(field.value)},valid_ip:function(field){return ipRegex.test(field.value)},valid_base64:function(field){return base64Regex.test(field.value)},valid_url:function(field){return urlRegex.test(field.value)},valid_credit_card:function(field){if(!numericDashRegex.test(field.value))return false;var nCheck=0,nDigit=0,bEven=false;var strippedField=field.value.replace(/\D/g,"");
1369for(var n=strippedField.length-1;n>=0;n--){var cDigit=strippedField.charAt(n);nDigit=parseInt(cDigit,10);if(bEven)if((nDigit*=2)>9)nDigit-=9;nCheck+=nDigit;bEven=!bEven}return nCheck%10===0},is_file_type:function(field,type){if(field.type!=="file")return true;var ext=field.value.substr(field.value.lastIndexOf(".")+1),typeArray=type.split(","),inArray=false,i=0,len=typeArray.length;for(i;i<len;i++)if(ext==typeArray[i])inArray=true;return inArray}};window.FormValidator=FormValidator})(window,document);
1370function X2JS(config){var VERSION="1.1.7";config=config||{};initConfigDefaults();initRequiredPolyfills();function initConfigDefaults(){if(config.escapeMode===undefined)config.escapeMode=true;config.attributePrefix=config.attributePrefix||"_";config.arrayAccessForm=config.arrayAccessForm||"none";config.emptyNodeForm=config.emptyNodeForm||"text";if(config.enableToStringFunc===undefined)config.enableToStringFunc=true;config.arrayAccessFormPaths=config.arrayAccessFormPaths||[];if(config.skipEmptyTextNodesForObj===
1371undefined)config.skipEmptyTextNodesForObj=true;if(config.stripWhitespaces===undefined)config.stripWhitespaces=true;config.datetimeAccessFormPaths=config.datetimeAccessFormPaths||[];if(config.useDoubleQuotes===undefined)config.useDoubleQuotes=false}var DOMNodeTypes={ELEMENT_NODE:1,TEXT_NODE:3,CDATA_SECTION_NODE:4,COMMENT_NODE:8,DOCUMENT_NODE:9};function initRequiredPolyfills(){function pad(number){var r=String(number);if(r.length===1)r="0"+r;return r}if(typeof String.prototype.trim!=="function")String.prototype.trim=
1372function(){return this.replace(/^\s+|^\n+|(\s|\n)+$/g,"")};if(typeof Date.prototype.toISOString!=="function")Date.prototype.toISOString=function(){return this.getUTCFullYear()+"-"+pad(this.getUTCMonth()+1)+"-"+pad(this.getUTCDate())+"T"+pad(this.getUTCHours())+":"+pad(this.getUTCMinutes())+":"+pad(this.getUTCSeconds())+"."+String((this.getUTCMilliseconds()/1E3).toFixed(3)).slice(2,5)+"Z"}}function getNodeLocalName(node){var nodeLocalName=node.localName;if(nodeLocalName==null)nodeLocalName=node.baseName;
1373if(nodeLocalName==null||nodeLocalName=="")nodeLocalName=node.nodeName;return nodeLocalName}function getNodePrefix(node){return node.prefix}function escapeXmlChars(str){if(typeof str=="string")return str.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;").replace(/'/g,"&#x27;");else return str}function unescapeXmlChars(str){return str.replace(/&lt;/g,"<").replace(/&gt;/g,">").replace(/&quot;/g,'"').replace(/&#x27;/g,"'").replace(/&amp;/g,"&")}function toArrayAccessForm(obj,
1374childName,path){switch(config.arrayAccessForm){case "property":if(!(obj[childName]instanceof Array))obj[childName+"_asArray"]=[obj[childName]];else obj[childName+"_asArray"]=obj[childName];break}if(!(obj[childName]instanceof Array)&&config.arrayAccessFormPaths.length>0){var idx=0;for(;idx<config.arrayAccessFormPaths.length;idx++){var arrayPath=config.arrayAccessFormPaths[idx];if(typeof arrayPath==="string"){if(arrayPath==path)break}

1374else if(arrayPath instanceof RegExp){if(arrayPath.test(path))break}else if(typeof arrayPath===
1375"function")if(arrayPath(obj,childName,path))break}if(idx!=config.arrayAccessFormPaths.length)obj[childName]=[obj[childName]]}}function fromXmlDateTime(prop){var bits=prop.split(/[-T:+Z]/g);var d=new Date(bits[0],bits[1]-1,bits[2]);var secondBits=bits[5].split(".");d.setHours(bits[3],bits[4],secondBits[0]);if(secondBits.length>1)d.setMilliseconds(secondBits[1]);if(bits[6]&&bits[7]){var offsetMinutes=bits[6]*60+Number(bits[7]);var sign=/\d\d-\d\d:\d\d$/.test(prop)?"-":"+";offsetMinutes=0+(sign=="-"?
1376-1*offsetMinutes:offsetMinutes);d.setMinutes(d.getMinutes()-offsetMinutes-d.getTimezoneOffset())}else if(prop.indexOf("Z",prop.length-1)!==-1)d=new Date(Date.UTC(d.getFullYear(),d.getMonth(),d.getDate(),d.getHours(),d.getMinutes(),d.getSeconds(),d.getMilliseconds()));return d}function checkFromXmlDateTimePaths(value,childName,fullPath){if(config.datetimeAccessFormPaths.length>0){var path=fullPath.split(".#")[0];var idx=0;for(;idx<config.datetimeAccessFormPaths.length;idx++){var dtPath=config.datetimeAccessFormPaths[idx];
1377if(typeof dtPath==="string"){if(dtPath==path)break}else if(dtPath instanceof RegExp){if(dtPath.test(path))break}else if(typeof dtPath==="function")if(dtPath(obj,childName,path))break}if(idx!=config.datetimeAccessFormPaths.length)return fromXmlDateTime(value);else return value}else return value}function parseDOMChildren(node,path){if(node.nodeType==DOMNodeTypes.DOCUMENT_NODE){var result=new Object;var nodeChildren=node.childNodes;for(var cidx=0;cidx<nodeChildren.length;cidx++){var child=nodeChildren.item(cidx);
1378if(child.nodeType==DOMNodeTypes.ELEMENT_NODE){var childName=getNodeLocalName(child);result[childName]=parseDOMChildren(child,childName)}}return result}else if(node.nodeType==DOMNodeTypes.ELEMENT_NODE){var result=new Object;result.__cnt=0;var nodeChildren=node.childNodes;for(var cidx=0;cidx<nodeChildren.length;cidx++){var child=nodeChildren.item(cidx);var childName=getNodeLocalName(child);if(child.nodeType!=DOMNodeTypes.COMMENT_NODE){result.__cnt++;if(result[childName]==null){result[childName]=parseDOMChildren(child,
1379path+"."+childName);toArrayAccessForm(result,childName,path+"."+childName)}else{if(result[childName]!=null)if(!(result[childName]instanceof Array)){result[childName]=[result[childName]];toArrayAccessForm(result,childName,path+"."+childName)}result[childName][result[childName].length]=parseDOMChildren(child,path+"."+childName)}}}for(var aidx=0;aidx<node.attributes.length;aidx++){var attr=node.attributes.item(aidx);result.__cnt++;result[config.attributePrefix+attr.name]=attr.value}var nodePrefix=getNodePrefix(node);
1380if(nodePrefix!=null&&nodePrefix!=""){result.__cnt++;result.__prefix=nodePrefix}if(result["#text"]!=null){result.__text=result["#text"];if(result.__text instanceof Array)result.__text=result.__text.join("");if(config.stripWhitespaces)result.__text=result.__text.trim();delete result["#text"];if(config.arrayAccessForm=="property")delete result["#text_asArray"];result.__text=checkFromXmlDateTimePaths(result.__text,childName,path+"."+childName)}if(result["#cdata-section"]!=null){result.__cdata=result["#cdata-section"];
1381delete result["#cdata-section"];if(config.arrayAccessForm=="property")delete result["#cdata-section_asArray"]}if(result.__cnt==1&&result.__text!=null)result=result.__text;else if(result.__cnt==0&&config.emptyNodeForm=="text")result="";else if(result.__cnt>1&&(result.__text!=null&&config.skipEmptyTextNodesForObj))if(config.stripWhitespaces&&result.__text==""||result.__text.trim()=="")delete result.__text;delete result.__cnt;if(config.enableToStringFunc&&(result.__text!=null||result.__cdata!=null))result.toString=
1382function(){return(this.__text!=null?this.__text:"")+(this.__cdata!=null?this.__cdata:"")};return result}else if(node.nodeType==DOMNodeTypes.TEXT_NODE||node.nodeType==DOMNodeTypes.CDATA_SECTION_NODE)return node.nodeValue}function startTag(jsonObj,element,attrList,closed){var resultStr="<"+(jsonObj!=null&&jsonObj.__prefix!=null?jsonObj.__prefix+":":"")+element;if(attrList!=null)for(var aidx=0;

1382aidx<attrList.length;aidx++){var attrName=attrList[aidx];var attrVal=jsonObj[attrName];if(config.escapeMode)attrVal=
1383escapeXmlChars(attrVal);resultStr+=" "+attrName.substr(config.attributePrefix.length)+"=";if(config.useDoubleQuotes)resultStr+='"'+attrVal+'"';else resultStr+="'"+attrVal+"'"}if(!closed)resultStr+=">";else resultStr+="/>";return resultStr}function endTag(jsonObj,elementName){return"</"+(jsonObj.__prefix!=null?jsonObj.__prefix+":":"")+elementName+">"}function endsWith(str,suffix){return str.indexOf(suffix,str.length-suffix.length)!==-1}function jsonXmlSpecialElem(jsonObj,jsonObjField){if(config.arrayAccessForm==
1384"property"&&endsWith(jsonObjField.toString(),"_asArray")||(jsonObjField.toString().indexOf(config.attributePrefix)==0||(jsonObjField.toString().indexOf("__")==0||jsonObj[jsonObjField]instanceof Function)))return true;else return false}function jsonXmlElemCount(jsonObj){var elementsCnt=0;if(jsonObj instanceof Object)for(var it in jsonObj){if(jsonXmlSpecialElem(jsonObj,it))continue;elementsCnt++}return elementsCnt}function parseJSONAttributes(jsonObj){var attrList=[];

1384if(jsonObj instanceof Object)for(var ait in jsonObj)if(ait.toString().indexOf("__")==
1385-1&&ait.toString().indexOf(config.attributePrefix)==0)attrList.push(ait);return attrList}function parseJSONTextAttrs(jsonTxtObj){var result="";if(jsonTxtObj.__cdata!=null)result+="<![CDATA["+jsonTxtObj.__cdata+"]]\x3e";if(jsonTxtObj.__text!=null)if(config.escapeMode)result+=escapeXmlChars(jsonTxtObj.__text);else result+=jsonTxtObj.__text;return result}function parseJSONTextObject(jsonTxtObj){var result="";if(jsonTxtObj instanceof Object)result+=parseJSONTextAttrs(jsonTxtObj);else if(jsonTxtObj!=null)if(config.escapeMode)result+=
1386escapeXmlChars(jsonTxtObj);else result+=jsonTxtObj;return result}function parseJSONArray(jsonArrRoot,jsonArrObj,attrList){var result="";if(jsonArrRoot.length==0)result+=startTag(jsonArrRoot,jsonArrObj,attrList,true);else for(var arIdx=0;arIdx<jsonArrRoot.length;arIdx++){result+=startTag(jsonArrRoot[arIdx],jsonArrObj,parseJSONAttributes(jsonArrRoot[arIdx]),false);result+=parseJSONObject(jsonArrRoot[arIdx]);result+=endTag(jsonArrRoot[arIdx],jsonArrObj)}return result}function parseJSONObject(jsonObj){var result=
1387"";var elementsCnt=jsonXmlElemCount(jsonObj);if(elementsCnt>0)for(var it in jsonObj){if(jsonXmlSpecialElem(jsonObj,it))continue;var subObj=jsonObj[it];var attrList=parseJSONAttributes(subObj);if(subObj==null||subObj==undefined)result+=startTag(subObj,it,attrList,true);else if(subObj instanceof Object)if(subObj instanceof Array)result+=parseJSONArray(subObj,it,attrList);else if(subObj instanceof Date){result+=startTag(subObj,it,attrList,false);result+=subObj.toISOString();result+=endTag(subObj,it)}else{var subObjElementsCnt=
1388jsonXmlElemCount(subObj);if(subObjElementsCnt>0||(subObj.__text!=null||subObj.__cdata!=null)){result+=startTag(subObj,it,attrList,false);result+=parseJSONObject(subObj);result+=endTag(subObj,it)}else result+=startTag(subObj,it,attrList,true)}else{result+=startTag(subObj,it,attrList,false);result+=parseJSONTextObject(subObj);result+=endTag(subObj,it)}}result+=parseJSONTextObject(jsonObj);return result}this.parseXmlString=function(xmlDocStr){var isIEParser=window.ActiveXObject||"ActiveXObject"in window;
1389if(xmlDocStr===undefined)return null;var xmlDoc;if(window.DOMParser){var parser=new window.DOMParser;var parsererrorNS=null;if(!isIEParser)try{parsererrorNS=parser.parseFromString("INVALID","text/xml").childNodes[0].namespaceURI}catch(err){parsererrorNS=null}try{xmlDoc=parser.parseFromString(xmlDocStr,"text/xml");if(parsererrorNS!=null&&xmlDoc.getElementsByTagNameNS(parsererrorNS,"parsererror").length>0)xmlDoc=null}catch(err){xmlDoc=null}}else{if(xmlDocStr.indexOf("<?")==0)xmlDocStr=xmlDocStr.substr(xmlDocStr.indexOf("?>")+
13902);xmlDoc=new ActiveXObject("Microsoft.XMLDOM");xmlDoc.async="false";xmlDoc.loadXML(xmlDocStr)}return xmlDoc};this.asArray=function(prop){if(prop===undefined||prop==null)return[];else if(prop instanceof Array)return prop;else return[prop]};this.toXmlDateTime=function(dt){if(dt instanceof Date)return dt.toISOString();else if(typeof dt==="number")return(new Date(dt)).toISOString();else return null};this.asDateTime=function(prop){if(typeof prop=="string")return fromXmlDateTime(prop);else return prop};
1391this.xml2json=function(xmlDoc){return parseDOMChildren(xmlDoc)};this.xml_str2json=function(xmlDocStr){var xmlDoc=this.parseXmlString(xmlDocStr);if(xmlDoc!=null)return this.xml2json(xmlDoc);else return null};this.json2xml_str=function(jsonObj){return parseJSONObject(jsonObj)};this.json2xml=function(jsonObj){var xmlDocStr=this.json2xml_str(jsonObj);return this.parseXmlString(xmlDocStr)};this.getVersion=function(){return VERSION}};