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e&&e.__esModule?e:{default:e}}n(m,[{key:"destroy",value:function(){this._mediaInfo=null,this._metadata=null,this._audioMetadata=null,this._videoMetadata=null,this._videoTrack=null,this._audioTrack=null,this._onError=null,this._onMediaInfo=null,this._onMetaDataArrived=null,this._onScriptDataArrived=null,this._onTrackMetadata=null,this._onDataAvailable=null,this._lastVideoDimension=null,this._bpsCalculator&&(self.clearInterval(this._bpsCalculator),this._bpsCalculator=null,this._bpsInfo=null)}},{key:"bindDataSource",value:function(e){return e.onDataArrival=this.parseChunks.bind(this),this.errortipnum=e._loader.errortipnum,this.rongqiId=e._loader.rongqiId,this}},{key:"resetMediaInfo",value:function(){this._mediaInfo=new o.default}},{key:"_isInitialMetadataDispatched",value:function(){return this._hasAudio&&this._hasVideo?this._audioInitialMetadataDispatched&&this._videoInitialMetadataDispatched:this._hasAudio&&!this._hasVideo?this._audioInitialMetadataDispatched:!(this._hasAudio||!this._hasVideo)&&this._videoInitialMetadataDispatched}},{key:"_calculateRealtimeBitrate",value:function(){this._bpsInfo&&(this._bpsInfo.time_gap_factor<1&&(this._bpsInfo.time_gap_factor=1),0!=this._bpsInfo.lastVideoBytes&&(this._bpsInfo.bps_video=8*this._bpsInfo.lastVideoBytes/1024/this._bpsInfo.time_gap_factor,this._bpsInfo.lastVideoBytes=0),0!=this._bpsInfo.lastAudioBytes&&(this._bpsInfo.bps_audio=8*this._bpsInfo.lastAudioBytes/1024/this._bpsInfo.time_gap_factor,this._bpsInfo.lastAudioBytes=0))}},{key:"parseChunks",value:function(e,t){if(!(this._onError&&this._onMediaInfo&&this._onTrackMetadata&&this._onDataAvailable))throw new _.IllegalStateException("Flv: onError & onMediaInfo & onTrackMetadata & onDataAvailable callback must be specified");var i=0,n=this._littleEndian;if(0===t){if(!(13<e.byteLength))return 0;i=m.probe(e).dataOffset}this._bpsCalculator||(this._bpsCalculator=self.setInterval(this._calculateRealtimeBitrate.bind(this),1e3)),this._firstParse&&(this._firstParse=!1,t+i!==this._dataOffset&&L.default.w(this.TAG,"First time parsing but chunk byteStart invalid!"),0!==new DataView(e,i).getUint32(0,!n)&&L.default.w(this.TAG,"PrevTagSize0 !== 0 !!!"),i+=4);for(var r,s=0,a=0;i<e.byteLength;){this._dispatch=!0;var o=new DataView(e,i);if(i+11+4>e.byteLength)break;var u=o.getUint8(0),l=16777215&o.getUint32(0,!n);if(i+11+l+4>e.byteLength)break;if(8!==u&&9!==u&&18!==u)L.default.w(this.TAG,"Unsupported tag type "+u+", skipped"),i+=11+l+4;else{var d=o.getUint8(4),h=o.getUint8(5),c=o.getUint8(6)|h<<8|d<<16|o.getUint8(7)<<24,f=(o.getUint32(7,!n),i+11);switch(u){case 8:this._parseAudioData(e,f,l,c),a+=l;break;case 9:this._parseVideoData(e,f,l,c,t+i),s+=l;break;case 18:this._parseScriptData(e,f,l)}h=o.getUint32(11+l,!n);h!==11+l&&L.default.w(this.TAG,"Invalid PrevTagSize "+h),i+=11+l+4}}return this._bpsInfo&&(this._bpsInfo.lastAudioBytes+=a,this._bpsInfo.lastVideoBytes+=s,0!=this._bpsInfo.data_updated_time&&(r=(r=(this._now()-this._bpsInfo.data_updated_time)/1e3)<1?1:Math.round(r),this._bpsInfo.time_gap_factor=r),this._bpsInfo.data_updated_time=this._now()),this._isInitialMetadataDispatched()&&this._dispatch&&(this._audioTrack.length||this._videoTrack.length)&&this._onDataAvailable(this._audioTrack,this._videoTrack),i}},{key:"_parseScriptData",value:function(e,t,i){e=a.default.parseScriptData(e,t,i);if(e.hasOwnProperty("onMetaData")){if(null==e.onMetaData||"object"!==r(e.onMetaData))return void L.default.w(this.TAG,"Invalid onMetaData structure!");this._metadata&&L.default.w(this.TAG,"Found another onMetaData tag!"),this._metadata=e;var n,t=this._metadata.onMetaData;this._onMetaDataArrived&&this._onMetaDataArrived(Object.assign({},t)),"boolean"==typeof t.hasAudio&&!1===this._hasAudioFlagOverrided&&(this._hasAudio=t.hasAudio,this._mediaInfo.hasAudio=this._hasAudio),"boolean"==typeof t.hasVideo&&!1===this._hasVideoFlagOverrided&&(this._hasVideo=t.hasVideo,this._mediaInfo.hasVideo=this._hasVideo),"number"==typeof t.audiodatarate&&(this._mediaInfo.audioDataRate=t.audiodatarate),"number"==typeof t.videodatarate&&(this._mediaInfo.videoDataRate=t.videodatarate),"number"==typeof t.width&&(this._mediaInfo.width=t.width),"number"==typeof t.height&&(this._mediaInfo.height=t.height),"number"==typeof t.duration?this._durationOverrided||(i=Math.floor(t.duration*this._timescale),this._duration=i,this._mediaInfo.duration=i):this._mediaInfo.duration=0,"number"!=typeof t.framerate||0<(i=Math.floor(1e3*t.framerate))&&(n=i/1e3,this._referenceFrameRate.fixed=!0,this._referenceFrameRate.fps=n,this._referenceFrameRate.fps_num=i,this._referenceFrameRate.fps_den=1e3,this._mediaInfo.fps=n),"object"===r(t.keyframes)?(this._mediaInfo.hasKeyframesIndex=!0,i=t.keyframes,this._mediaInfo.keyframesIndex=this._parseKeyframesIndex(i),t.keyframes=null):this._mediaInfo.hasKeyframesIndex=!1,this._dispatch=!1,this._mediaInfo.metadata=t,L.default.v(this.TAG,"Parsed onMetaData, hasAudio:"+this._mediaInfo.hasAudio+", hasVideo:"+this._mediaInfo.hasVideo+", video demension:"+this._mediaInfo.width+"x"+this._mediaInfo.height+"@"+this._mediaInfo.fps+" fps, hasKeyframesIndex="+this._mediaInfo.hasKeyframesIndex+", video_bitrate="+this._mediaInfo.videoDataRate+", audio_bitrate="+this._mediaInfo.audioDataRate),this._mediaInfo.isComplete()&&this._onMediaInfo(this._mediaInfo)}0<Object.keys(e).length&&this._onScriptDataArrived&&this._onScriptDataArrived(Object.assign({},e))}},{key:"_parseKeyframesIndex",value:function(e){for(var t=[],i=[],n=1;n<e.times.length;n++){var r=this._timestampBase+Math.floor(1e3*e.times[n]);t.push(r),i.push(e.filepositions[n])}return{times:t,filepositions:i}}},{key:"_parseAudioData",value:function(e,t,i,n){if(i<=1)L.default.w(this.TAG,"Flv: Invalid audio packet, missing SoundData payload!");else if(!0!==this._hasAudioFlagOverrided||!1!==this._hasAudio){this._littleEndian;var r=new DataView(e,t,i).getUint8(0),s=r>>>4;if(2!=s&&10!=s)this._onError(w.default.CODEC_UNSUPPORTED,"Flv: Unsupported audio codec idx: "+s);else{var a=0,o=(12&r)>>>2;if(0<=o&&o<=4){var a=this._flvSoundRateTable[o],r=1&r,u=this._audioMetadata,l=this._audioTrack;if(u||(!1===this._hasAudio&&!1===this._hasAudioFlagOverrided&&(this._hasAudio=!0,this._mediaInfo.hasAudio=!0),(u=this._audioMetadata={type:"audio"}).id=l.id,u.timescale=this._timescale,u.duration=this._duration,u.audioSampleRate=a,u.channelCount=0==r?1:2),10==s){a=this._parseAACAudioData(e,t+1,i-1);null!=a&&(0===a.packetType?(u.config&&L.default.w(this.TAG,"Found another AudioSpecificConfig!"),r=a.data,L.default.v(this.TAG,"old {channel:"+u.channelCount+", codec:"+u.codec+", sample rate:"+u.audioSampleRate+", orignal codec:"+r.originalCodec+", config:"+u.config+"}"),L.default.v(this.TAG,"new {channel:"+r.channelCount+", codec:"+r.codec+", sample rate:"+r.samplingRate+", orignal codec:"+r.originalCodec+", config:"+r.config+"}"),u.channelCount===r.channelCount&&u.audioSampleRate===r.samplingRate&&u.codec===r.codec&&u.originalCodec===r.originalCodec?L.default.w(this.TAG,"audio specific config do not changed, discard it."):(u.audioSampleRate=r.samplingRate,u.channelCount=r.channelCount,u.codec=r.codec,u.originalCodec=r.originalCodec,u.config=r.config,u.refSampleDuration=1024/u.audioSampleRate*u.timescale,this._isInitialMetadataDispatched()?this._dispatch&&(this._audioTrack.length||this._videoTrack.length)&&this._onDataAvailable(this._audioTrack,this._videoTrack):this._audioInitialMetadataDispatched=!0,this._dispatch=!1,this._onTrackMetadata("audio",u),(r=this._mediaInfo).audioCodec=u.originalCodec,r.audioSampleRate=u.audioSampleRate,r.audioChannelCount=u.channelCount,r.hasVideo?null!=r.videoCodec&&(r.mimeType='video/x-flv; codecs="'+r.videoCodec+","+r.audioCodec+'"'):r.mimeType='video/x-flv; codecs="'+r.audioCodec+'"',r.isComplete()&&this._onMediaInfo(r))):1===a.packetType?(r=this._timestampBase+n,r={unit:a.data,length:a.data.byteLength,dts:r,pts:r},l.samples.push(r),l.length+=a.data.length):L.default.e(this.TAG,"Flv: Unsupported AAC data type "+a.packetType))}else if(2==s){if(!u.codec){r=this._parseMP3AudioData(e,t+1,i-1,!0);if(null==r)return;u.audioSampleRate=r.samplingRate,u.channelCount=r.channelCount,u.codec=r.codec,u.originalCodec=r.originalCodec,u.refSampleDuration=1152/u.audioSampleRate*u.timescale,L.default.v(this.TAG,"Parsed MPEG Audio Frame Header"),this._audioInitialMetadataDispatched=!0,this._onTrackMetadata("audio",u);a=this._mediaInfo;a.audioCodec=u.codec,a.audioSampleRate=u.audioSampleRate,a.audioChannelCount=u.channelCount,a.audioDataRate=r.bitRate,a.hasVideo?null!=a.videoCodec&&(a.mimeType='video/x-flv; codecs="'+a.videoCodec+","+a.audioCodec+'"'):a.mimeType='video/x-flv; codecs="'+a.audioCodec+'"',a.isComplete()&&this._onMediaInfo(a)}s=this._parseMP3AudioData(e,t+1,i-1,!1);null!=s&&(u=this._timestampBase+n,r={unit:s,length:s.byteLength,dts:u,pts:u},l.samples.push(r),l.length+=s.length)}}else this._onError(w.default.FORMAT_ERROR,"Flv: Invalid audio sample rate idx: "+o)}}}},{key:"_parseAACAudioData",value:function(e,t,i){var n,r;{if(!(i<=1))return n={},r=new Uint8Array(e,t,i),n.packetType=r[0],0===r[0]?n.data=this._parseAACAudioSpecificConfig(e,t+1,i-1):n.data=r.subarray(1),n;L.default.w(this.TAG,"Flv: Invalid AAC packet, missing AACPacketType or/and Data!")}}},{key:"_parseAACAudioSpecificConfig",value:function(e,t,i){var n,r,e=new Uint8Array(e,t,i),t=null,i=0,s=null,i=n=e[0]>>>3;if((r=(7&e[0])<<1|e[1]>>>7)<0||r>=this._mpegSamplingRates.length)this._onError(w.default.FORMAT_ERROR,"Flv: AAC invalid sampling frequency index!");else{var a=this._mpegSamplingRates[r],o=(120&e[1])>>>3;if(!(o<0||8<=o))return 5===i&&(s=(7&e[1])<<1|e[2]>>>7,e[2]),-1!==(e=self.navigator.userAgent.toLowerCase()).indexOf("firefox")?s=6<=r?(i=5,t=new Array(4),r-3):(i=2,t=new Array(2),r):-1!==e.indexOf("android")?(i=2,t=new Array(2),s=r):(i=5,s=r,t=new Array(4),6<=r?s=r-3:1==o&&(i=2,t=new Array(2),s=r)),t[0]=i<<3,t[0]|=(15&r)>>>1,t[1]=(15&r)<<7,t[1]|=(15&o)<<3,5===i&&(t[1]|=(15&s)>>>1,t[2]=(1&s)<<7,t[2]|=8,t[3]=0),{config:t,samplingRate:a,channelCount:o,codec:"mp4a.40."+i,originalCodec:"mp4a.40."+n};this._onError(w.default.FORMAT_ERROR,"Flv: AAC invalid channel configuration")}}},{key:"_parseMP3AudioData",value:function(e,t,i,n){if(!(i<4)){this._littleEndian;e=new Uint8Array(e,t,i),t=null;if(n){if(255!==e[0])return;var i=e[1]>>>3&3,n=(6&e[1])>>1,r=(240&e[2])>>>4,s=(12&e[2])>>>2,a=3!=(e[3]>>>6&3)?2:1,o=0,u=0;switch(i){case 0:o=this._mpegAudioV25SampleRateTable[s];break;case 2:o=this._mpegAudioV20SampleRateTable[s];break;case 3:o=this._mpegAudioV10SampleRateTable[s]}switch(n){case 1:r<this._mpegAudioL3BitRateTable.length&&(u=this._mpegAudioL3BitRateTable[r]);break;case 2:r<this._mpegAudioL2BitRateTable.length&&(u=this._mpegAudioL2BitRateTable[r]);break;case 3:r<this._mpegAudioL1BitRateTable.length&&(u=this._mpegAudioL1BitRateTable[r])}t={bitRate:u,samplingRate:o,channelCount:a,codec:"mp3",originalCodec:"mp3"}}else t=e;return t}L.default.w(this.TAG,"Flv: Invalid MP3 packet, header missing!")}},{key:"_parseVideoData",value:function(e,t,i,n,r){var s,a;i<=1?L.default.w(this.TAG,"Flv: Invalid video packet, missing VideoData payload!"):!0===this._hasVideoFlagOverrided&&!1===this._hasVideo||(s=(240&(a=new Uint8Array(e,t,i)[0]))>>>4,7!=(a=15&a)?this._onError(w.default.CODEC_UNSUPPORTED,"Flv: Unsupported codec in video frame: "+a):this._parseAVCVideoPacket(e,t+1,i-1,n,r,s))}},{key:"_parseAVCVideoPacket",value:function(e,t,i,n,r,s){var a,o,u;i<4?L.default.w(this.TAG,"Flv: Invalid AVC packet, missing AVCPacketType or/and CompositionTime"):(a=this._littleEndian,o=(u=new DataView(e,t,i)).getUint8(0),u=(16777215&u.getUint32(0,!a))<<8>>8,0===o?this._parseAVCDecoderConfigurationRecord(e,t+4,i-4):1===o?this._parseAVCVideoData(e,t+4,i-4,n,r,s,u):2!==o&&this._onError(w.default.FORMAT_ERROR,"Flv: Invalid video packet type "+o))}},{key:"_parseAVCDecoderConfigurationRecord",value:function(e,t,i){if(i<7)L.default.w(this.TAG,"Flv: Invalid AVCDecoderConfigurationRecord, lack of data!");else{var n=this._videoMetadata,r=this._videoTrack,s=this._littleEndian,a=new DataView(e,t,i),o=!1,r=(n?void 0!==n.avcc&&(o=!0):(!1===this._hasVideo&&!1===this._hasVideoFlagOverrided&&(this._hasVideo=!0,this._mediaInfo.hasVideo=!0),(n=this._videoMetadata={type:"video"}).id=r.id,n.timescale=this._timescale,n.duration=this._duration),a.getUint8(0)),u=a.getUint8(1);a.getUint8(2),a.getUint8(3);if(1!==r||0===u)this._onError(w.default.FORMAT_ERROR,"Flv: Invalid AVCDecoderConfigurationRecord");else if(this._naluLengthSize=1+(3&a.getUint8(4)),3!==this._naluLengthSize&&4!==this._naluLengthSize)this._onError(w.default.FORMAT_ERROR,"Flv: Strange NaluLengthSizeMinusOne: "+(this._naluLengthSize-1));else{var l=31&a.getUint8(5);if(0==l)this._onError(w.default.FORMAT_ERROR,"Flv: Invalid AVCDecoderConfigurationRecord: No SPS");else{1<l&&L.default.w(this.TAG,"Flv: Strange AVCDecoderConfigurationRecord: SPS Count = "+l);for(var d=!0,h=6,c=0;c<l;c++){var f=a.getUint16(h,!s);if(h+=2,0!==f){var _=new Uint8Array(e,t+h,f),f=(h+=f,R.default.parseSPS(_));if(0===c){L.default.v(this.TAG,"Parsed AVCDecoderConfigurationRecord, sps:{codec_size: "+f.codec_size.width+"x"+f.codec_size.height+", present_size: "+ +f.present_size.width+"x"+f.present_size.height+", profile: "+f.profile_string+", level: "+f.level_string+", fps: {"+f.frame_rate.fps_den+","+f.frame_rate.fps_num+","+f.frame_rate.fps+","+f.frame_rate.fixed+"}, sar_ratio: "+f.sar_ratio.width+"x"+f.sar_ratio.height+"}");d=f.codec_size.width>=f.codec_size.height;if(o&&this._lastVideoDimension){if(this._lastVideoDimension.width!=f.codec_size.width||this._lastVideoDimension.height!=f.codec_size.height){this._resolutionChanged=!0,L.default.d(this.TAG,"video resolution changed from ["+this._lastVideoDimension.width+"x"+this._lastVideoDimension.height+"] to ["+f.codec_size.width+"x"+f.codec_size.height+"]"),this._lastVideoDimension.width=f.codec_size.width,this._lastVideoDimension.height=f.codec_size.height,this._lastVideoDimension.profile=f.profile_string,this._lastVideoDimension.level=f.level_string;var m={};m.width=f.codec_size.width,m.height=f.codec_size.height,this._onVideoResolutionChanged(m)}else if(this._lastVideoDimension.profile==f.profile_string&&this._lastVideoDimension.level==f.level_string)return void L.default.d(this.TAG,"video config does not changed. discard reset.")}else this._lastVideoDimension.width=f.codec_size.width,this._lastVideoDimension.height=f.codec_size.height,this._lastVideoDimension.profile=f.profile_string,this._lastVideoDimension.level=f.level_string,L.default.d(this.TAG,"got new video dimension: ["+this._lastVideoDimension.width+"x"+this._lastVideoDimension.height+"]");n.codecWidth=f.codec_size.width,n.codecHeight=f.codec_size.height,n.presentWidth=f.present_size.width,n.presentHeight=f.present_size.height,n.profile=f.profile_string,n.level=f.level_string,n.bitDepth=f.bit_depth,n.chromaFormat=f.chroma_format,n.sarRatio=f.sar_ratio,n.frameRate=f.frame_rate,!1!==f.frame_rate.fixed&&0!==f.frame_rate.fps_num&&0!==f.frame_rate.fps_den||(n.frameRate=this._referenceFrameRate);for(var m=n.frameRate.fps_den,p=n.frameRate.fps_num,g=(n.refSampleDuration=n.timescale*(m/p),_.subarray(1,4)),v="avc1.",y=0;y<3;y++){var b=g[y].toString(16);v+=b=b.length<2?"0"+b:b}n.codec=v;p=this._mediaInfo;p.width=n.codecWidth,p.height=n.codecHeight,p.fps=n.frameRate.fps,p.profile=n.profile,p.level=n.level,p.refFrames=f.ref_frames,p.chromaFormat=f.chroma_format_string,p.sarNum=n.sarRatio.width,p.sarDen=n.sarRatio.height,p.videoCodec=v,p.hasAudio?null!=p.audioCodec&&(p.mimeType='video/x-flv; codecs="'+p.videoCodec+","+p.audioCodec+'"'):p.mimeType='video/x-flv; codecs="'+p.videoCodec+'"',p.isComplete()&&this._onMediaInfo(p)}}}var E=a.getUint8(h);if(0===E)this._onError(w.default.FORMAT_ERROR,"Flv: Invalid AVCDecoderConfigurationRecord: No PPS");else{1<E&&L.default.w(this.TAG,"Flv: Strange AVCDecoderConfigurationRecord: PPS Count = "+E),h++;for(var S=0;S<E;S++){var k=a.getUint16(h,!s);h+=2,0!==k&&(h+=k)}n.avcc=new Uint8Array(i),n.avcc.set(new Uint8Array(e,t,i),0),L.default.v(this.TAG,"Parsed AVCDecoderConfigurationRecord done, "+n.codecWidth+"x"+n.codecHeight+"@"+n.frameRate.fps+" fps, profile="+n.profile+", level="+n.level),this._isInitialMetadataDispatched()?this._dispatch&&(this._audioTrack.length||this._videoTrack.length)&&this._onDataAvailable(this._audioTrack,this._videoTrack):this._videoInitialMetadataDispatched=!0,this._dispatch=!1,this._config.enableConstVideoViewSize&&(L.default.w(this.TAG,"--== const video view size enabled, use {"+this._config.constVideoViewWidth+"x"+this._config.constVideoViewHeight+"} ==--"),n.codecWidth=d?this._config.constVideoViewWidth:this._config.constVideoViewHeight,n.codecHeight=d?this._config.constVideoViewHeight:this._config.constVideoViewWidth),errortipshide(this.errortipnum,this.rongqiId),this._onTrackMetadata("video",n)}}}}}},{key:"_parseAVCVideoData",value:function(e,t,i,n,r,s,a){for(var o=this._littleEndian,u=new DataView(e,t,i),l=[],d=0,h=0,c=this._naluLengthSize,f=this._timestampBase+n,_=1===s;h<i;){if(i<=h+4){L.default.w(this.TAG,"Malformed Nalu near timestamp "+f+", offset = "+h+", dataSize = "+i);break}var m=u.getUint32(h,!o);if(3===c&&(m>>>=8),i-c<m)return void L.default.w(this.TAG,"Malformed Nalus near timestamp "+f+", NaluSize > DataSize!");var p=31&u.getUint8(h+c),g=(5==p&&(_=!0),new Uint8Array(e,t+h,c+m));l.push({type:p,data:g}),d+=g.byteLength,h+=c+m}l.length&&(n=this._videoTrack,s={units:l,length:d,isKeyframe:_,dts:f,cts:a,pts:f+a},_&&(s.fileposition=r),n.samples.push(s),n.length+=d)}},{key:"onTrackMetadata",get:function(){return this._onTrackMetadata},set:function(e){this._onTrackMetadata=e}},{key:"onMediaInfo",get:function(){return this._onMediaInfo},set:function(e){this._onMediaInfo=e}},{key:"onMetaDataArrived",get:function(){return this._onMetaDataArrived},set:function(e){this._onMetaDataArrived=e}},{key:"onScriptDataArrived",get:function(){return this._onScriptDataArrived},set:function(e){this._onScriptDataArrived=e}},{key:"onError",get:function(){return this._onError},set:function(e){this._onError=e}},{key:"onDataAvailable",get:function(){return 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t,e=e.target;if(2===e.readyState)if(null!=e.responseURL&&e.responseURL!==this._requestURL&&this._onURLRedirect&&(t=this._seekHandler.removeURLParameters(e.responseURL),this._onURLRedirect(t)),0!==e.status&&(e.status<200||299<e.status)){if(this._status=l.LoaderStatus.kError,!this._onError)throw new d.RuntimeException("MozChunkedLoader: Http code invalid, "+e.status+" "+e.statusText);this._onError(l.LoaderErrors.HTTP_STATUS_CODE_INVALID,{code:e.status,msg:e.statusText})}else this._status=l.LoaderStatus.kBuffering}},{key:"_onProgress",value:function(e){var t;this._status!==l.LoaderStatus.kError&&(null===this._contentLength&&null!==e.total&&0!==e.total&&(this._contentLength=e.total,this._onContentLengthKnown&&this._onContentLengthKnown(this._contentLength)),e=e.target.response,t=this._range.from+this._receivedLength,this._receivedLength+=e.byteLength,this._onDataArrival&&this._onDataArrival(e,t,this._receivedLength))}},{key:"_onLoadEnd",value:function(e){!0===this._requestAbort?this._requestAbort=!1:this._status!==l.LoaderStatus.kError&&(this._status=l.LoaderStatus.kComplete,this._onComplete&&this._onComplete(this._range.from,this._range.from+this._receivedLength-1))}},{key:"_onXhrError",value:function(e){this._status=l.LoaderStatus.kError;var t=0,i=null,i=this._contentLength&&e.loaded<this._contentLength?(t=l.LoaderErrors.EARLY_EOF,{code:-1,msg:"Moz-Chunked stream meet Early-Eof"}):(t=l.LoaderErrors.EXCEPTION,{code:-1,msg:e.constructor.name+" "+e.type});if(!this._onError)throw new d.RuntimeException(i.msg);this._onError(t,i)}}]),n}(l.BaseLoader);i.default=a},{"../utils/exception.js":40,"../utils/logger.js":41,"./loader.js":24}],30:[function(e,t,i){"use strict";Object.defineProperty(i,"__esModule",{value:!0});function r(e,t,i){null===e&&(e=Function.prototype);var n=Object.getOwnPropertyDescriptor(e,t);if(void 0!==n){if("value"in n)return n.value;n=n.get;return void 0!==n?n.call(i):void 0}if(null!==(n=Object.getPrototypeOf(e)))return r(n,t,i)}var u="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},s=function(e,t,i){return t&&n(e.prototype,t),i&&n(e,i),e};function n(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}var a=e("../utils/logger.js"),o=(a=a)&&a.__esModule?a:{default:a},l=e("./loader.js"),d=e("../utils/exception.js");a=function(e){var t=n;if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);function n(e,t){if(!(this instanceof n))throw new TypeError("Cannot call a class as a function");var i=function(e,t){if(e)return!t||"object"!=typeof t&&"function"!=typeof t?e:t;throw new ReferenceError("this hasn't been initialised - super() hasn't been called")}(this,(n.__proto__||Object.getPrototypeOf(n)).call(this,"xhr-msstream-loader"));return i.TAG="MSStreamLoader",i._seekHandler=e,i._config=t,i._needStash=!0,i._xhr=null,i._reader=null,i._totalRange=null,i._currentRange=null,i._currentRequestURL=null,i._currentRedirectedURL=null,i._contentLength=null,i._receivedLength=0,i._bufferLimit=16777216,i._lastTimeBufferSize=0,i._isReconnecting=!1,i}return t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e),s(n,null,[{key:"isSupported",value:function(){try{if(void 0===self.MSStream||void 0===self.MSStreamReader)return!1;var e=new XMLHttpRequest;return e.open("GET","https://example.com",!0),(e.responseType="ms-stream")===e.responseType}catch(e){return o.default.w("MSStreamLoader",e.message),!1}}}]),s(n,[{key:"destroy",value:function(){this.isWorking()&&this.abort(),this._reader&&(this._reader.onprogress=null,this._reader.onload=null,this._reader.onerror=null,this._reader=null),this._xhr&&(this._xhr.onreadystatechange=null,this._xhr=null),r(n.prototype.__proto__||Object.getPrototypeOf(n.prototype),"destroy",this).call(this)}},{key:"open",value:function(e,t){this._internalOpen(e,t,!1)}},{key:"_internalOpen",value:function(e,t,i){this._dataSource=e,i?this._currentRange=t:this._totalRange=t;var i=e.url,i=(this._config.reuseRedirectedURL&&(null!=this._currentRedirectedURL?i=this._currentRedirectedURL:null!=e.redirectedURL&&(i=e.redirectedURL)),this._seekHandler.getConfig(i,t)),t=(this._currentRequestURL=i.url,this._reader=new self.MSStreamReader),n=(t.onprogress=this._msrOnProgress.bind(this),t.onload=this._msrOnLoad.bind(this),t.onerror=this._msrOnError.bind(this),this._xhr=new XMLHttpRequest);if(n.open("GET",i.url,!0),n.responseType="ms-stream",n.onreadystatechange=this._xhrOnReadyStateChange.bind(this),n.onerror=this._xhrOnError.bind(this),e.withCredentials&&(n.withCredentials=!0),"object"===u(i.headers)){var r,s=i.headers;for(r in s)s.hasOwnProperty(r)&&n.setRequestHeader(r,s[r])}if("object"===u(this._config.headers)){var a,o=this._config.headers;for(a in o)o.hasOwnProperty(a)&&n.setRequestHeader(a,o[a])}this._isReconnecting?this._isReconnecting=!1:this._status=l.LoaderStatus.kConnecting,n.send()}},{key:"abort",value:function(){this._internalAbort(),this._status=l.LoaderStatus.kComplete}},{key:"_internalAbort",value:function(){this._reader&&(1===this._reader.readyState&&this._reader.abort(),this._reader.onprogress=null,this._reader.onload=null,this._reader.onerror=null,this._reader=null),this._xhr&&(this._xhr.abort(),this._xhr.onreadystatechange=null,this._xhr=null)}},{key:"_xhrOnReadyStateChange",value:function(e){e=e.target;if(2===e.readyState)if(200<=e.status&&e.status<=299){this._status=l.LoaderStatus.kBuffering,null!=e.responseURL&&(t=this._seekHandler.removeURLParameters(e.responseURL),e.responseURL!==this._currentRequestURL&&t!==this._currentRedirectedURL&&(this._currentRedirectedURL=t,this._onURLRedirect&&this._onURLRedirect(t)));var t=e.getResponseHeader("Content-Length");null==t||null!=this._contentLength||0<(t=parseInt(t))&&(this._contentLength=t,this._onContentLengthKnown&&this._onContentLengthKnown(this._contentLength))}else{if(this._status=l.LoaderStatus.kError,!this._onError)throw new d.RuntimeException("MSStreamLoader: Http code invalid, "+e.status+" "+e.statusText);this._onError(l.LoaderErrors.HTTP_STATUS_CODE_INVALID,{code:e.status,msg:e.statusText})}else 3===e.readyState&&200<=e.status&&e.status<=299&&(this._status=l.LoaderStatus.kBuffering,t=e.response,this._reader.readAsArrayBuffer(t))}},{key:"_xhrOnError",value:function(e){this._status=l.LoaderStatus.kError;var t=l.LoaderErrors.EXCEPTION,e={code:-1,msg:e.constructor.name+" "+e.type};if(!this._onError)throw new d.RuntimeException(e.msg);this._onError(t,e)}},{key:"_msrOnProgress",value:function(e){var t,i,e=e.target.result;null==e?this._doReconnectIfNeeded():(t=e.slice(this._lastTimeBufferSize),this._lastTimeBufferSize=e.byteLength,i=this._totalRange.from+this._receivedLength,this._receivedLength+=t.byteLength,this._onDataArrival&&this._onDataArrival(t,i,this._receivedLength),e.byteLength>=this._bufferLimit&&(o.default.v(this.TAG,"MSStream buffer exceeded max size near "+(i+t.byteLength)+", reconnecting..."),this._doReconnectIfNeeded()))}},{key:"_doReconnectIfNeeded",value:function(){var e;(null==this._contentLength||this._receivedLength<this._contentLength)&&(this._isReconnecting=!0,this._lastTimeBufferSize=0,this._internalAbort(),e={from:this._totalRange.from+this._receivedLength,to:-1},this._internalOpen(this._dataSource,e,!0))}},{key:"_msrOnLoad",value:function(e){this._status=l.LoaderStatus.kComplete,this._onComplete&&this._onComplete(this._totalRange.from,this._totalRange.from+this._receivedLength-1)}},{key:"_msrOnError",value:function(e){this._status=l.LoaderStatus.kError;var t=0,i=null,i=this._contentLength&&this._receivedLength<this._contentLength?(t=l.LoaderErrors.EARLY_EOF,{code:-1,msg:"MSStream meet Early-Eof"}):(t=l.LoaderErrors.EARLY_EOF,{code:-1,msg:e.constructor.name+" "+e.type});if(!this._onError)throw new d.RuntimeException(i.msg);this._onError(t,i)}}]),n}(l.BaseLoader);i.default=a},{"../utils/exception.js":40,"../utils/logger.js":41,"./loader.js":24}],31:[function(e,t,i){"use strict";Object.defineProperty(i,"__esModule",{value:!0});function r(e,t,i){null===e&&(e=Function.prototype);var n=Object.getOwnPropertyDescriptor(e,t);if(void 0!==n){if("value"in n)return n.value;n=n.get;return void 0!==n?n.call(i):void 0}if(null!==(n=Object.getPrototypeOf(e)))return r(n,t,i)}var u="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},s=function(e,t,i){return t&&n(e.prototype,t),i&&n(e,i),e};function n(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}var a=h(e("../utils/logger.js")),o=h(e("./speed-sampler.js")),l=e("./loader.js"),d=e("../utils/exception.js");function h(e){return e&&e.__esModule?e:{default:e}}e=function(e){var t=n;if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);function n(e,t){if(!(this instanceof n))throw new TypeError("Cannot call a class as a function");var i=function(e,t){if(e)return!t||"object"!=typeof t&&"function"!=typeof t?e:t;throw new ReferenceError("this hasn't been initialised - super() hasn't been called")}(this,(n.__proto__||Object.getPrototypeOf(n)).call(this,"xhr-range-loader"));return i.TAG="RangeLoader",i._seekHandler=e,i._config=t,i._needStash=!1,i._chunkSizeKBList=[128,256,384,512,768,1024,1536,2048,3072,4096,5120,6144,7168,8192],i._currentChunkSizeKB=384,i._currentSpeedNormalized=0,i._zeroSpeedChunkCount=0,i._xhr=null,i._speedSampler=new o.default,i._requestAbort=!1,i._waitForTotalLength=!1,i._totalLengthReceived=!1,i._currentRequestURL=null,i._currentRedirectedURL=null,i._currentRequestRange=null,i._totalLength=null,i._contentLength=null,i._receivedLength=0,i._lastTimeLoaded=0,i}return t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e),s(n,null,[{key:"isSupported",value:function(){try{var e=new XMLHttpRequest;return e.open("GET","https://example.com",!0),(e.responseType="arraybuffer")===e.responseType}catch(e){return a.default.w("RangeLoader",e.message),!1}}}]),s(n,[{key:"destroy",value:function(){this.isWorking()&&this.abort(),this._xhr&&(this._xhr.onreadystatechange=null,this._xhr.onprogress=null,this._xhr.onload=null,this._xhr.onerror=null,this._xhr=null),r(n.prototype.__proto__||Object.getPrototypeOf(n.prototype),"destroy",this).call(this)}},{key:"open",value:function(e,t){this._dataSource=e,this._range=t,this._status=l.LoaderStatus.kConnecting;e=!1;null!=this._dataSource.filesize&&0!==this._dataSource.filesize&&(e=!0,this._totalLength=this._dataSource.filesize),this._totalLengthReceived||e?this._openSubRange():(this._waitForTotalLength=!0,this._internalOpen(this._dataSource,{from:0,to:-1}))}},{key:"_openSubRange",value:function(){var e=1024*this._currentChunkSizeKB,t=this._range.from+this._receivedLength,e=t+e;null!=this._contentLength&&e-this._range.from>=this._contentLength&&(e=this._range.from+this._contentLength-1),this._currentRequestRange={from:t,to:e},this._internalOpen(this._dataSource,this._currentRequestRange)}},{key:"_internalOpen",value:function(e,t){this._lastTimeLoaded=0;var i=e.url,i=(this._config.reuseRedirectedURL&&(null!=this._currentRedirectedURL?i=this._currentRedirectedURL:null!=e.redirectedURL&&(i=e.redirectedURL)),this._seekHandler.getConfig(i,t)),n=(this._currentRequestURL=i.url,this._xhr=new XMLHttpRequest);if(n.open("GET",i.url,!0),n.responseType="arraybuffer",n.onreadystatechange=this._onReadyStateChange.bind(this),n.onprogress=this._onProgress.bind(this),n.onload=this._onLoad.bind(this),n.onerror=this._onXhrError.bind(this),e.withCredentials&&(n.withCredentials=!0),"object"===u(i.headers)){var r,s=i.headers;for(r in s)s.hasOwnProperty(r)&&n.setRequestHeader(r,s[r])}if("object"===u(this._config.headers)){var a,o=this._config.headers;for(a in o)o.hasOwnProperty(a)&&n.setRequestHeader(a,o[a])}n.send()}},{key:"abort",value:function(){this._requestAbort=!0,this._internalAbort(),this._status=l.LoaderStatus.kComplete}},{key:"_internalAbort",value:function(){this._xhr&&(this._xhr.onreadystatechange=null,this._xhr.onprogress=null,this._xhr.onload=null,this._xhr.onerror=null,this._xhr.abort(),this._xhr=null)}},{key:"_onReadyStateChange",value:function(e){var t,e=e.target;if(2===e.readyState)if(null!=e.responseURL&&(t=this._seekHandler.removeURLParameters(e.responseURL),e.responseURL!==this._currentRequestURL&&t!==this._currentRedirectedURL&&(this._currentRedirectedURL=t,this._onURLRedirect&&this._onURLRedirect(t))),200<=e.status&&e.status<=299)this._waitForTotalLength||(this._status=l.LoaderStatus.kBuffering);else{if(this._status=l.LoaderStatus.kError,!this._onError)throw new d.RuntimeException("RangeLoader: Http code invalid, "+e.status+" "+e.statusText);this._onError(l.LoaderErrors.HTTP_STATUS_CODE_INVALID,{code:e.status,msg:e.statusText})}}},{key:"_onProgress",value:function(e){if(this._status!==l.LoaderStatus.kError){if(null===this._contentLength){var t=!1;if(this._waitForTotalLength&&(this._waitForTotalLength=!1,t=this._totalLengthReceived=!0,i=e.total,this._internalAbort(),null!=i&0!==i&&(this._totalLength=i)),-1===this._range.to?this._contentLength=this._totalLength-this._range.from:this._contentLength=this._range.to-this._range.from+1,t)return void this._openSubRange();this._onContentLengthKnown&&this._onContentLengthKnown(this._contentLength)}var i=e.loaded-this._lastTimeLoaded;this._lastTimeLoaded=e.loaded,this._speedSampler.addBytes(i)}}},{key:"_normalizeSpeed",value:function(e){var t,i=this._chunkSizeKBList,n=i.length-1,r=0,s=n;if(e<i[0])return i[0];for(;r<=s;){if((t=r+Math.floor((s-r)/2))===n||e>=i[t]&&e<i[t+1])return i[t];i[t]<e?r=t+1:s=t-1}}},{key:"_onLoad",value:function(e){var t,i;this._status!==l.LoaderStatus.kError&&(this._waitForTotalLength?this._waitForTotalLength=!1:((this._lastTimeLoaded=0)===(t=this._speedSampler.lastSecondKBps)&&(this._zeroSpeedChunkCount++,3<=this._zeroSpeedChunkCount&&(t=this._speedSampler.currentKBps)),0!==t&&(t=this._normalizeSpeed(t),this._currentSpeedNormalized!==t&&(this._currentSpeedNormalized=t,this._currentChunkSizeKB=t)),t=e.target.response,e=this._range.from+this._receivedLength,this._receivedLength+=t.byteLength,i=!1,null!=this._contentLength&&this._receivedLength<this._contentLength?this._openSubRange():i=!0,this._onDataArrival&&this._onDataArrival(t,e,this._receivedLength),i&&(this._status=l.LoaderStatus.kComplete,this._onComplete&&this._onComplete(this._range.from,this._range.from+this._receivedLength-1))))}},{key:"_onXhrError",value:function(e){this._status=l.LoaderStatus.kError;var t=0,i=null,i=this._contentLength&&0<this._receivedLength&&this._receivedLength<this._contentLength?(t=l.LoaderErrors.EARLY_EOF,{code:-1,msg:"RangeLoader meet Early-Eof"}):(t=l.LoaderErrors.EXCEPTION,{code:-1,msg:e.constructor.name+" "+e.type});if(!this._onError)throw new d.RuntimeException(i.msg);this._onError(t,i)}},{key:"currentSpeed",get:function(){return this._speedSampler.lastSecondKBps}}]),n}(l.BaseLoader);i.default=e},{"../utils/exception.js":40,"../utils/logger.js":41,"./loader.js":24,"./speed-sampler.js":27}],32:[function(e,t,i){"use strict";Object.defineProperty(i,"__esModule",{value:!0});var n="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},r=function(e,t,i){return t&&s(e.prototype,t),i&&s(e,i),e};function s(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}var a=g(e("events")),o=g(e("../utils/logger.js")),u=g(e("../utils/browser.js")),l=g(e("./player-events.js")),d=g(e("../core/transmuxer.js")),h=g(e("../core/transmuxing-events.js")),c=g(e("../core/mse-controller.js")),f=g(e("../core/mse-events.js")),_=e("./player-errors.js"),m=e("../config.js"),p=e("../utils/exception.js");function g(e){return e&&e.__esModule?e:{default:e}}r(v,[{key:"destroy",value:function(){null!=this._progressChecker&&(window.clearInterval(this._progressChecker),this._progressChecker=null),this._transmuxer&&this.unload(),this._mediaElement&&this.detachMediaElement(),this.e=null,this._mediaDataSource=null,this._emitter&&(this._emitter.removeAllListeners(),this._emitter=null)}},{key:"on",value:function(e,t){var i=this;e===l.default.MEDIA_INFO?null!=this._mediaInfo&&Promise.resolve().then(function(){i._emitter.emit(l.default.MEDIA_INFO,i.mediaInfo)}):e===l.default.STATISTICS_INFO&&null!=this._statisticsInfo&&Promise.resolve().then(function(){i._emitter.emit(l.default.STATISTICS_INFO,i.statisticsInfo)}),this._emitter.addListener(e,t)}},{key:"off",value:function(e,t){this._emitter.removeListener(e,t)}},{key:"attachMediaElement",value:function(e){var t=this;if((this._mediaElement=e).addEventListener("loadedmetadata",this.e.onvLoadedMetadata),e.addEventListener("seeking",this.e.onvSeeking),e.addEventListener("canplay",this.e.onvCanPlay),e.addEventListener("stalled",this.e.onvStalled),e.addEventListener("progress",this.e.onvProgress),this._msectl=new c.default(this._config),this._msectl.on(f.default.UPDATE_END,this._onmseUpdateEnd.bind(this)),this._msectl.on(f.default.BUFFER_FULL,this._onmseBufferFull.bind(this)),this._msectl.on(f.default.SOURCE_OPEN,function(){t._mseSourceOpened=!0,t._hasPendingLoad&&(t._hasPendingLoad=!1,t.load())}),this._msectl.on(f.default.SOURCE_END,function(){t._emitter.emit(l.default.MEDIA_SOURCE_ENDED)}),this._msectl.on(f.default.SOURCE_CLOSE,function(){t._mseSourceOpened=!1,t._emitter.emit(l.default.MEDIA_SOURCE_CLOSE)}),this._msectl.on(f.default.ERROR,function(e){t._emitter.emit(l.default.ERROR,_.ErrorTypes.MEDIA_ERROR,_.ErrorDetails.MEDIA_MSE_ERROR,e)}),this._msectl.attachMediaElement(e),null!=this._pendingSeekTime)try{e.currentTime=this._pendingSeekTime,this._pendingSeekTime=null}catch(e){}}},{key:"detachMediaElement",value:function(){this._mediaElement&&(this._msectl.detachMediaElement(),this._mediaElement.removeEventListener("loadedmetadata",this.e.onvLoadedMetadata),this._mediaElement.removeEventListener("seeking",this.e.onvSeeking),this._mediaElement.removeEventListener("canplay",this.e.onvCanPlay),this._mediaElement.removeEventListener("stalled",this.e.onvStalled),this._mediaElement.removeEventListener("progress",this.e.onvProgress),this._mediaElement=null),this._msectl&&(this._msectl.destroy(),this._msectl=null)}},{key:"load",value:function(){var n=this;if(!this._mediaElement)throw new p.IllegalStateException("HTMLMediaElement must be attached before load()!");if(this._transmuxer)throw new p.IllegalStateException("FlvPlayer.load() has been called, please call unload() first!");this._hasPendingLoad||(this._config.deferLoadAfterSourceOpen&&!1===this._mseSourceOpened?this._hasPendingLoad=!0:(0<this._mediaElement.readyState&&(this._requestSetTime=!0,this._mediaElement.currentTime=0),this._enableDurationMonitor&&null==this._durationMonitor&&(this._durationMonitor=self.setInterval(this._doDurationMonitor.bind(this),this._videoStateMonitorInterval),this._forzenTimes=0,this._lastDecodedFrames=0,this._latencyDetectTimer=self.setInterval(this._adjustDurationGap.bind(this),this._latencyDetectInterval)),this._transmuxer=new d.default(this._mediaDataSource,this._config),this._transmuxer.on(h.default.INIT_SEGMENT,function(e,t){n._msectl.appendInitSegment(t)}),this._transmuxer.on(h.default.MEDIA_SEGMENT,function(e,t){var i;n._msectl.appendMediaSegment(t),n._config.lazyLoad&&!n._config.isLive&&(i=n._mediaElement.currentTime,t.info.endDts>=1e3*(i+n._config.lazyLoadMaxDuration)&&null==n._progressChecker&&n._suspendTransmuxer())}),this._transmuxer.on(h.default.LOADING_COMPLETE,function(){n._msectl.endOfStream(),n._emitter.emit(l.default.LOADING_COMPLETE)}),this._transmuxer.on(h.default.RECOVERED_EARLY_EOF,function(){n._emitter.emit(l.default.RECOVERED_EARLY_EOF)}),this._transmuxer.on(h.default.IO_ERROR,function(e,t){n._emitter.emit(l.default.ERROR,_.ErrorTypes.NETWORK_ERROR,e,t)}),this._transmuxer.on(h.default.DEMUX_ERROR,function(e,t){n._emitter.emit(l.default.ERROR,_.ErrorTypes.MEDIA_ERROR,e,{code:-1,msg:t})}),this._transmuxer.on(h.default.MEDIA_INFO,function(e){n._mediaInfo=e,n._emitter.emit(l.default.MEDIA_INFO,Object.assign({},e))}),this._transmuxer.on(h.default.METADATA_ARRIVED,function(e){n._emitter.emit(l.default.METADATA_ARRIVED,e)}),this._transmuxer.on(h.default.SCRIPTDATA_ARRIVED,function(e){n._emitter.emit(l.default.SCRIPTDATA_ARRIVED,e)}),this._transmuxer.on(h.default.STATISTICS_INFO,function(e){n._statisticsInfo=n._fillStatisticsInfo(e),n._emitter.emit(l.default.STATISTICS_INFO,Object.assign({},n._statisticsInfo))}),this._transmuxer.on(h.default.RECOMMEND_SEEKPOINT,function(e){n._mediaElement&&!n._config.accurateSeek&&(n._requestSetTime=!0,n._mediaElement.currentTime=e/1e3)}),this._transmuxer.on(h.default.VIDEO_RESOLUTION_CHANGED,function(e){n._emitter.emit(l.default.VIDEO_RESOLUTION_CHANGED,e)}),this._transmuxer.open()))}},{key:"unload",value:function(){this._mediaElement&&this._mediaElement.pause(),this._msectl&&this._msectl.seek(0),this._transmuxer&&(this._transmuxer.close(),this._transmuxer.destroy(),this._transmuxer=null),this._durationMonitor&&(self.clearInterval(this._durationMonitor),this._durationMonitor=null),this._latencyDetectTimer&&(self.clearInterval(this._latencyDetectTimer),this._latencyDetectTimer=null,this._latencyAdjustCount=0,this._latencyAdjustCountTotal=0),this._forzenTimes=0,this._lastDecodedFrames=0}},{key:"play",value:function(){return this._mediaElement.play()}},{key:"pause",value:function(){this._mediaElement.pause()}},{key:"_fillStatisticsInfo",value:function(e){var t,i,n,r;return e.playerType=this._type,this._mediaElement instanceof HTMLVideoElement&&(t=!0,r=n=0,this._mediaElement.getVideoPlaybackQuality?(n=(i=this._mediaElement.getVideoPlaybackQuality()).totalVideoFrames,r=i.droppedVideoFrames):null!=this._mediaElement.webkitDecodedFrameCount?(n=this._mediaElement.webkitDecodedFrameCount,r=this._mediaElement.webkitDroppedFrameCount):t=!1,t&&(e.decodedFrames=n,e.droppedFrames=r)),e}},{key:"enableVideoStateMonitor",value:function(e){this._enableDurationMonitor=e,this._enableVideoFrozenMonitor=e}},{key:"_increaseLatency",value:function(e){this._curLatencyThreshold+=e,this._curLatencyThreshold>this._config.highLatencyThreshold&&(this._curLatencyThreshold=this._config.highLatencyThreshold),o.default.i(this.TAG,"latency +"+this._curLatencyThreshold)}},{key:"_decreaseLatency",value:function(e){this._curLatencyThreshold-=e,this._curLatencyThreshold<this._config.lowLatencyThreshold&&(this._curLatencyThreshold=this._config.lowLatencyThreshold),o.default.i(this.TAG,"latency -"+this._curLatencyThreshold)}},{key:"_updateCurrentLatencyThreshold",value:function(e){this._curLatencyThreshold=e,this._curLatencyThreshold<this._config.lowLatencyThreshold&&(this._curLatencyThreshold=this._config.lowLatencyThreshold),this._curLatencyThreshold>this._config.highLatencyThreshold&&(this._curLatencyThreshold=this._config.highLatencyThreshold),o.default.i(this.TAG,"update current latency threshold : "+this._curLatencyThreshold)}},{key:"_adjustDurationGap",value:function(){this._latencyAdjustCount<this._latencyDetectThreshold?this._decreaseLatency(this._latencyDetectAdjustStep):this._latencyAdjustCount>this._latencyDetectThreshold&&this._increaseLatency(5*this._latencyDetectAdjustStep),this._latencyAdjustCount=0}},{key:"_doDurationMonitor",value:function(){if(this._enableDurationMonitor&&this._mseSourceOpened&&(!this._msectl||!this._msectl.checkSourceBufferNull())){var e=this._mediaElement.buffered,t=this._mediaElement.currentTime,i=this._mediaElement.paused;if(null!=e&&0!=e.length){var e=e.end(0),t=e-t;if(!i&&t>this._curLatencyThreshold&&(i=e-this._decreaseDurationStep,o.default.w(this.TAG,"high latency gap {"+t+"}, decrease "+this._decreaseDurationStep+" and set to "+i),this._mediaElement.currentTime=i,this._requestSetTime=!0,this._latencyAdjustCountTotal++,2<this._latencyAdjustCountTotal&&(++this._latencyAdjustCount,e=t+this._latencyDetectAdjustStep,this._updateCurrentLatencyThreshold(e))),this._enableVideoFrozenMonitor){i=0;if(this._mediaElement.getVideoPlaybackQuality)i=this._mediaElement.getVideoPlaybackQuality().totalVideoFrames;else{if(null==this._mediaElement.webkitDecodedFrameCount)return;i=this._mediaElement.webkitDecodedFrameCount}0!=this._lastDecodedFrames&&(this._lastDecodedFrames==i?this._forzenTimes++:this._forzenTimes=0),this._lastDecodedFrames=i,this._forzenTimes>=this._frozenTimesThreshold&&(o.default.w(this.TAG,"Report video frozen event"),this._emitter.emit(l.default.VIDEO_FROZEN),this._forzenTimes=0)}}}}},{key:"_onmseUpdateEnd",value:function(){if(this._config.lazyLoad&&!this._config.isLive){for(var e=this._mediaElement.buffered,t=this._mediaElement.currentTime,i=0,n=0;n<e.length;n++){var r=e.start(n),s=e.end(n);if(r<=t&&t<s){i=s;break}}i>=t+this._config.lazyLoadMaxDuration&&null==this._progressChecker&&this._suspendTransmuxer()}}},{key:"_onmseBufferFull",value:function(){o.default.v(this.TAG,"MSE SourceBuffer is full, suspend transmuxing task"),null==this._progressChecker&&this._suspendTransmuxer(),this._emitter.emit(l.default.MS_BUFFER_FULL)}},{key:"_suspendTransmuxer",value:function(){this._transmuxer&&(this._transmuxer.pause(),null==this._progressChecker&&(this._progressChecker=window.setInterval(this._checkProgressAndResume.bind(this),1e3)))}},{key:"_checkProgressAndResume",value:function(){for(var e=this._mediaElement.currentTime,t=this._mediaElement.buffered,i=!1,n=0;n<t.length;n++){var r=t.start(n),s=t.end(n);if(r<=e&&e<s){e>=s-this._config.lazyLoadRecoverDuration&&(i=!0);break}}i&&(window.clearInterval(this._progressChecker),this._progressChecker=null,i&&(o.default.v(this.TAG,"Continue loading from paused position"),this._transmuxer.resume()))}},{key:"_isTimepointBuffered",value:function(e){for(var t=this._mediaElement.buffered,i=0;i<t.length;i++){var n=t.start(i),r=t.end(i);if(n<=e&&e<r)return!0}return!1}},{key:"_internalSeek",value:function(e){var t,i=this._isTimepointBuffered(e),n=!1,r=0;e<1&&0<this._mediaElement.buffered.length&&(((t=this._mediaElement.buffered.start(0))<1&&e<t||u.default.safari)&&(n=!0,r=u.default.safari?.1:t)),n?(this._requestSetTime=!0,this._mediaElement.currentTime=r):i?(this._alwaysSeekKeyframe?(t=this._msectl.getNearestKeyframe(Math.floor(1e3*e)),this._requestSetTime=!0,this._mediaElement.currentTime=null!=t?t.dts/1e3:e):(this._requestSetTime=!0,this._mediaElement.currentTime=e),null!=this._progressChecker&&this._checkProgressAndResume()):(null!=this._progressChecker&&(window.clearInterval(this._progressChecker),this._progressChecker=null),this._msectl.seek(e),this._transmuxer.seek(Math.floor(1e3*e)),this._config.accurateSeek&&(this._requestSetTime=!0,this._mediaElement.currentTime=e))}},{key:"_checkAndApplyUnbufferedSeekpoint",value:function(){var e;this._seekpointRecord&&(this._seekpointRecord.recordTime<=this._now()-100?(e=this._mediaElement.currentTime,this._seekpointRecord=null,this._isTimepointBuffered(e)||(null!=this._progressChecker&&(window.clearTimeout(this._progressChecker),this._progressChecker=null),this._msectl.seek(e),this._transmuxer.seek(Math.floor(1e3*e)),this._config.accurateSeek&&(this._requestSetTime=!0,this._mediaElement.currentTime=e))):window.setTimeout(this._checkAndApplyUnbufferedSeekpoint.bind(this),50))}},{key:"_checkAndResumeStuckPlayback",value:function(e){var t=this._mediaElement;e||!this._receivedCanPlay||t.readyState<2?0<(e=t.buffered).length&&t.currentTime<e.start(0)&&(o.default.w(this.TAG,"Playback seems stuck at "+t.currentTime+", seek to "+e.start(0)),this._requestSetTime=!0,this._mediaElement.currentTime=e.start(0),this._mediaElement.removeEventListener("progress",this.e.onvProgress)):this._mediaElement.removeEventListener("progress",this.e.onvProgress)}},{key:"_onvLoadedMetadata",value:function(e){null!=this._pendingSeekTime&&(this._mediaElement.currentTime=this._pendingSeekTime,this._pendingSeekTime=null)}},{key:"_onvSeeking",value:function(e){var t=this._mediaElement.currentTime,i=this._mediaElement.buffered;if(this._requestSetTime)this._requestSetTime=!1;else{if(console.log("_onvSeeking",e,t,i.end(0)),t<1&&0<i.length){e=i.start(0);if(e<1&&t<e||u.default.safari)return this._requestSetTime=!0,void(this._mediaElement.currentTime=u.default.safari?.1:e)}if(this._isTimepointBuffered(t))return this._alwaysSeekKeyframe&&null!=(i=this._msectl.getNearestKeyframe(Math.floor(1e3*t)))&&(this._requestSetTime=!0,this._mediaElement.currentTime=i.dts/1e3),void(null!=this._progressChecker&&this._checkProgressAndResume());this._seekpointRecord={seekPoint:t,recordTime:this._now()},window.setTimeout(this._checkAndApplyUnbufferedSeekpoint.bind(this),50)}}},{key:"_onvCanPlay",value:function(e){this._receivedCanPlay=!0,this._mediaElement.removeEventListener("canplay",this.e.onvCanPlay),o.default.d(this.TAG,"Enable audio gain, level = "+this._audioGainLevel)}},{key:"_onvStalled",value:function(e){this._checkAndResumeStuckPlayback(!0)}},{key:"_onvProgress",value:function(e){this._checkAndResumeStuckPlayback()}},{key:"type",get:function(){return this._type}},{key:"buffered",get:function(){return this._mediaElement.buffered}},{key:"duration",get:function(){return this._mediaElement.duration}},{key:"volume",get:function(){return this._mediaElement.volume},set:function(e){this._mediaElement.volume=e}},{key:"muted",get:function(){return this._mediaElement.muted},set:function(e){this._mediaElement.muted=e}},{key:"currentTime",get:function(){return this._mediaElement?this._mediaElement.currentTime:0},set:function(e){this._mediaElement?this._internalSeek(e):this._pendingSeekTime=e}},{key:"mediaInfo",get:function(){return Object.assign({},this._mediaInfo)}},{key:"statisticsInfo",get:function(){return null==this._statisticsInfo&&(this._statisticsInfo={}),this._statisticsInfo=this._fillStatisticsInfo(this._statisticsInfo),Object.assign({},this._statisticsInfo)}}]);e=v;function v(e,t){if(!(this instanceof v))throw new TypeError("Cannot call a class as a function");if(this.TAG="FlvPlayer",this._type="FlvPlayer",this._emitter=new a.default,this._config=(0,m.createDefaultConfig)(),"object"===(void 0===t?"undefined":n(t))&&Object.assign(this._config,t),"flv"!==e.type.toLowerCase())throw new p.InvalidArgumentException("FlvPlayer requires an flv MediaDataSource input!");!0===e.isLive&&(this._config.isLive=!0),this.e={onvLoadedMetadata:this._onvLoadedMetadata.bind(this),onvSeeking:this._onvSeeking.bind(this),onvCanPlay:this._onvCanPlay.bind(this),onvStalled:this._onvStalled.bind(this),onvProgress:this._onvProgress.bind(this)},self.performance&&self.performance.now?this._now=self.performance.now.bind(self.performance):this._now=Date.now,this._pendingSeekTime=null,this._requestSetTime=!1,this._seekpointRecord=null,this._progressChecker=null,this._mediaDataSource=e,this._mediaElement=null,this._msectl=null,this._transmuxer=null,this._mseSourceOpened=!1,this._hasPendingLoad=!1,this._receivedCanPlay=!1,this._mediaInfo=null,this._statisticsInfo=null;t=u.default.chrome&&(u.default.version.major<50||50===u.default.version.major&&u.default.version.build<2661);this._alwaysSeekKeyframe=!!(t||u.default.msedge||u.default.msie),this._alwaysSeekKeyframe&&(this._config.accurateSeek=!1),this._videoStateMonitorInterval=this._config.videoStateMonitorInterval,this._enableDurationMonitor=this._config.enableDurationMonitor,this._curLatencyThreshold=this._config.lowLatencyThreshold,this._decreaseDurationStep=this._config.decreaseDurationStep,this._durationMonitor=null,this._enableVideoFrozenMonitor=this._config.enableVideoFrozenMonitor,this._frozenTimesThreshold=this._config.frozenTimesThreshold,this._forzenTimes=0,this._lastDecodedFrames=0,this._latencyDetectInterval=this._config.latencyDetectInterval,this._latencyDetectThreshold=this._config.latencyDetectThreshold,this._latencyDetectAdjustStep=this._config.latencyDetectAdjustStep,this._latencyDetectTimer=null,this._latencyAdjustCount=0,this._latencyAdjustCountTotal=0,this._enableAudioGain=this._config.enableAudioGain,this._audioGainLevel=0<this._config.audioGainLevel?this._config.audioGainLevel:1}i.default=e},{"../config.js":5,"../core/mse-controller.js":9,"../core/mse-events.js":10,"../core/transmuxer.js":11,"../core/transmuxing-events.js":13,"../utils/browser.js":39,"../utils/exception.js":40,"../utils/logger.js":41,"./player-errors.js":34,"./player-events.js":35,events:2}],33:[function(e,t,i){"use strict";Object.defineProperty(i,"__esModule",{value:!0});var n="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},r=function(e,t,i){return t&&s(e.prototype,t),i&&s(e,i),e};function s(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}var a=d(e("events")),o=d(e("./player-events.js")),u=e("../config.js"),l=e("../utils/exception.js");function d(e){return e&&e.__esModule?e:{default:e}}r(h,[{key:"destroy",value:function(){this._mediaElement&&(this.unload(),this.detachMediaElement()),this.e=null,this._mediaDataSource=null,this._emitter.removeAllListeners(),this._emitter=null}},{key:"on",value:function(e,t){var i=this;e===o.default.MEDIA_INFO?null!=this._mediaElement&&0!==this._mediaElement.readyState&&Promise.resolve().then(function(){i._emitter.emit(o.default.MEDIA_INFO,i.mediaInfo)}):e===o.default.STATISTICS_INFO&&null!=this._mediaElement&&0!==this._mediaElement.readyState&&Promise.resolve().then(function(){i._emitter.emit(o.default.STATISTICS_INFO,i.statisticsInfo)}),this._emitter.addListener(e,t)}},{key:"off",value:function(e,t){this._emitter.removeListener(e,t)}},{key:"attachMediaElement",value:function(e){if((this._mediaElement=e).addEventListener("loadedmetadata",this.e.onvLoadedMetadata),null!=this._pendingSeekTime)try{e.currentTime=this._pendingSeekTime,this._pendingSeekTime=null}catch(e){}}},{key:"detachMediaElement",value:function(){this._mediaElement&&(this._mediaElement.src="",this._mediaElement.removeAttribute("src"),this._mediaElement.removeEventListener("loadedmetadata",this.e.onvLoadedMetadata),this._mediaElement=null),null!=this._statisticsReporter&&(window.clearInterval(this._statisticsReporter),this._statisticsReporter=null)}},{key:"load",value:function(){if(!this._mediaElement)throw new l.IllegalStateException("HTMLMediaElement must be attached before load()!");this._mediaElement.src=this._mediaDataSource.url,0<this._mediaElement.readyState&&(this._mediaElement.currentTime=0),this._mediaElement.preload="auto",this._mediaElement.load(),this._statisticsReporter=window.setInterval(this._reportStatisticsInfo.bind(this),this._config.statisticsInfoReportInterval)}},{key:"unload",value:function(){this._mediaElement&&(this._mediaElement.src="",this._mediaElement.removeAttribute("src")),null!=this._statisticsReporter&&(window.clearInterval(this._statisticsReporter),this._statisticsReporter=null)}},{key:"play",value:function(){return this._mediaElement.play()}},{key:"pause",value:function(){this._mediaElement.pause()}},{key:"_onvLoadedMetadata",value:function(e){null!=this._pendingSeekTime&&(this._mediaElement.currentTime=this._pendingSeekTime,this._pendingSeekTime=null),this._emitter.emit(o.default.MEDIA_INFO,this.mediaInfo)}},{key:"_reportStatisticsInfo",value:function(){this._emitter.emit(o.default.STATISTICS_INFO,this.statisticsInfo)}},{key:"type",get:function(){return this._type}},{key:"buffered",get:function(){return this._mediaElement.buffered}},{key:"duration",get:function(){return this._mediaElement.duration}},{key:"volume",get:function(){return this._mediaElement.volume},set:function(e){this._mediaElement.volume=e}},{key:"muted",get:function(){return this._mediaElement.muted},set:function(e){this._mediaElement.muted=e}},{key:"currentTime",get:function(){return this._mediaElement?this._mediaElement.currentTime:0},set:function(e){this._mediaElement?this._mediaElement.currentTime=e:this._pendingSeekTime=e}},{key:"mediaInfo",get:function(){var e={mimeType:(this._mediaElement instanceof HTMLAudioElement?"audio/":"video/")+this._mediaDataSource.type};return this._mediaElement&&(e.duration=Math.floor(1e3*this._mediaElement.duration),this._mediaElement instanceof HTMLVideoElement&&(e.width=this._mediaElement.videoWidth,e.height=this._mediaElement.videoHeight)),e}},{key:"statisticsInfo",get:function(){var e,t,i,n,r={playerType:this._type,url:this._mediaDataSource.url};return this._mediaElement instanceof HTMLVideoElement&&(e=!0,n=i=0,this._mediaElement.getVideoPlaybackQuality?(i=(t=this._mediaElement.getVideoPlaybackQuality()).totalVideoFrames,n=t.droppedVideoFrames):null!=this._mediaElement.webkitDecodedFrameCount?(i=this._mediaElement.webkitDecodedFrameCount,n=this._mediaElement.webkitDroppedFrameCount):e=!1,e&&(r.decodedFrames=i,r.droppedFrames=n)),r}}]);e=h;function h(e,t){if(!(this instanceof h))throw new TypeError("Cannot call a class as a function");if(this.TAG="NativePlayer",this._type="NativePlayer",this._emitter=new a.default,this._config=(0,u.createDefaultConfig)(),"object"===(void 0===t?"undefined":n(t))&&Object.assign(this._config,t),"flv"===e.type.toLowerCase())throw new l.InvalidArgumentException("NativePlayer does't support flv MediaDataSource input!");if(e.hasOwnProperty("segments"))throw new l.InvalidArgumentException("NativePlayer("+e.type+") doesn't support multipart 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n=e("../io/loader.js"),e=e("../demux/demux-errors.js"),e=(e=e)&&e.__esModule?e:{default:e};i.ErrorTypes={NETWORK_ERROR:"NetworkError",MEDIA_ERROR:"MediaError",OTHER_ERROR:"OtherError"},i.ErrorDetails={NETWORK_EXCEPTION:n.LoaderErrors.EXCEPTION,NETWORK_STATUS_CODE_INVALID:n.LoaderErrors.HTTP_STATUS_CODE_INVALID,NETWORK_TIMEOUT:n.LoaderErrors.CONNECTING_TIMEOUT,NETWORK_UNRECOVERABLE_EARLY_EOF:n.LoaderErrors.UNRECOVERABLE_EARLY_EOF,MEDIA_MSE_ERROR:"MediaMSEError",MEDIA_FORMAT_ERROR:e.default.FORMAT_ERROR,MEDIA_FORMAT_UNSUPPORTED:e.default.FORMAT_UNSUPPORTED,MEDIA_CODEC_UNSUPPORTED:e.default.CODEC_UNSUPPORTED}},{"../demux/demux-errors.js":16,"../io/loader.js":24}],35:[function(e,t,i){"use strict";Object.defineProperty(i,"__esModule",{value:!0});i.default={ERROR:"error",LOADING_COMPLETE:"loading_complete",RECOVERED_EARLY_EOF:"recovered_early_eof",MEDIA_INFO:"media_info",METADATA_ARRIVED:"metadata_arrived",SCRIPTDATA_ARRIVED:"scriptdata_arrived",STATISTICS_INFO:"statistics_info",VIDEO_RESOLUTION_CHANGED:"video_resolution_changed",MEDIA_SOURCE_ENDED:"media_source_ended",MEDIA_SOURCE_CLOSE:"media_source_close",VIDEO_FROZEN:"video_decoded_frame_frozen",MS_BUFFER_FULL:"media_source_buffer_full"}},{}],36:[function(e,t,i){"use strict";function n(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}function r(){if(!(this instanceof r))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(i,"__esModule",{value:!0}),function(e,t,i){t&&n(e.prototype,t),i&&n(e,i)}(r,null,[{key:"getSilentFrame",value:function(e,t){if("mp4a.40.2"===e){if(1===t)return new 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d.box(d.types.trun,r)}},{key:"mdat",value:function(e){return d.box(d.types.mdat,e)}}]);var r=d;function d(){if(!(this instanceof d))throw new TypeError("Cannot call a class as a function")}r.init(),i.default=r},{}],38:[function(e,t,i){"use strict";Object.defineProperty(i,"__esModule",{value:!0});var n=function(e,t,i){return t&&r(e.prototype,t),i&&r(e,i),e};function r(e,t){for(var i=0;i<t.length;i++){var n=t[i];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}var M=a(e("../utils/logger.js")),x=a(e("./mp4-generator.js")),j=a(e("./aac-silent.js")),B=a(e("../utils/browser.js")),P=e("../core/media-segment-info.js"),s=e("../utils/exception.js");function a(e){return 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