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this._audioCtx.state}},{key:"audioCanAutoplay",get:function(){return this._audioCanAutoplay}},{key:"resume",value:function(){if(this._audioCtx&&"suspended"===this._audioCtx.state)return this._audioCtx.resume().catch(function(e){})}},{key:"canSeek",value:function(e){return this._timeRange.canSeek(e)}},{key:"_assembleErr",value:function(e){var t=Error(e);return t.code=3,t}},{key:"_emitTimelineEvents",value:function(e,t,n){var i,r;null===(i=this._parent)||void 0===i||null===(r=i.emit)||void 0===r||r.call(i,e,t,n)}},{key:"_initAudioCtx",value:function(e){var t=this;g.kg.log(this.TAG,"init audioCtx");var n=window.AudioContext||window.webkitAudioContext;if(this._audioCtx=new n,!this._audioCtx){g.kg.warn(this.TAG,"create webaudio error!"),setTimeout(function(){t._emitTimelineEvents(v.ZP.TIMELINE.PLAY_EVENT,v.ZP.VIDEO_EVENTS.ERROR,t._assembleErr(I.INIT_AUDIO_ERR))});return}return this._gainNode=this._audioCtx.createGain(),this._gainNode.gain.value=e,this._gainNode.connect(this._audioCtx.destination),this._audioCanAutoplay="running"===this._audioCtx.state,g.kg.log(this.TAG,"webAudio state:",this._audioCtx.state),(0,_.ds)(),this._bindAudioCtxEvent(),this._audioCtx.suspend()}},{key:"_bindAudioCtxEvent",value:function(){var e=this;this._onStateChange=function(){e._audioCtx&&"running"===e._audioCtx.state&&e._ready&&e._emitTimelineEvents(v.ZP.TIMELINE.PLAY_EVENT,v.ZP.VIDEO_EVENTS.PLAYING)},this._audioCtx.addEventListener("statechange",this._onStateChange)}},{key:"_bindEvents",value:function(){var e=this;(0,s.Z)((0,l.Z)(C.prototype),"_bindEvents",this).call(this),this._parent.on(v.ZP.DECODE_EVENTS.CHASE_AUDIO_FRAME,this._doChaseFrame.bind(this)),this._parent.on(v.ZP.TIMELINE.UPDATE_VOLUME,function(t){e._gainNode&&(e._gainNode.gain.value=isFinite(t)?t:1,e._emitTimelineEvents(v.ZP.TIMELINE.PLAY_EVENT,v.ZP.VIDEO_EVENTS.VOLUME_CHANGE))}),this._parent.on(v.ZP.TIMELINE.END_OF_STREAM,function(){var t;e._endOfStream=!0,!e.noAudio&&!(null!==(t=e._timeRange)&&void 0!==t&&t.hasBuffer())&&(null==e||e._emitTimelineEvents(v.ZP.TIMELINE.PLAY_EVENT,v.ZP.VIDEO_EVENTS.ENDED))})}},{key:"_appendChunk",value:function(e,t){if(!this.noAudio){!this._meta&&(this._meta=t,g.kg.warn(this.TAG,"audio set metadata",this._meta));var n=t.samples;if(n.length){if(this._sampleQueue=this._sampleQueue.concat(n),t.samples=[],"aac"===this._meta.codecType){if(this._inDecoding)return;this._decodeAACWrapper()}else this._decodeG711()}}}},{key:"_resetDts",value:function(e,t){"video"!==t&&this._timeRange.resetDts(e)}},{key:"_doPlay",value:function(){if(!this.noAudio&&!this._parent.seeking){if(!this._source&&this.currentTime){this._startRender();return}this.resume()}}},{key:"_doPause",value:function(){if(!this.noAudio)this._audioCtx.suspend()}},{key:"_reInitAudioCtx",value:function(e){var t=this;if(this._lastTimeLineTime=e,this._lastBuffer=null,this._lastAudioBufferInfo=null,this._delay=0,!(this._ready&&this._audioCtx.currentTime))return Promise.resolve();var n=this._gainNode.gain.value;return this._audioCtx.close().then(function(){return t._audioCtx.removeEventListener("statechange",t._onStateChange),t._audioCtx=null,t._source&&t._source.removeEventListener("ended",t._onSourceBufferEnded),t._source=null,t._initAudioCtx(n)})}},{key:"_doSeek",value:function(e){var t=this;this._reInitAudioCtx(e).then(function(){t._getAudioBuffer(!0)}).catch(function(e){})}},{key:"_doChaseFrame",value:function(e){var t=this,n=e.position,i=this._timeRange.deletePassed(n);i&&(g.kg.log(this.TAG,"_doChaseFrame","startTime:",i.start,"buffeLength:",this.buffered.end(0)-i.start),this._reInitAudioCtx(i.start).then(function(){t._startRender(),t._emitTimelineEvents(v.ZP.TIMELINE.PLAY_EVENT,v.ZP.VIDEO_EVENTS.TIMEUPDATE)}).catch(function(e){}))}},{key:"_decodeAACWrapper",value:(f=(0,i.Z)(h().mark(function e(){var t,n,i,r,a,o,s,u,c;return h().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(t=this._sampleQueue.length,n=this._sampleQueue[0],!((i=(this._sampleQueue[t-1].dts-n.dts)/this.timescale)<1)){e.next=6;break}return e.abrupt("return");case 6:for(s=0,r=parseInt(i/3-1)||1,a=parseInt(t/r),o=[];s<r;s++)s<r-1?o.push(this._sampleQueue.slice(s*a,(s+1)*a)):o.push(this._sampleQueue.slice(s*a));return this._sampleQueue=[],this._inDecoding=!0,e.prev=12,e.next=15,this._decodeCycle(o);case 15:!this._isLive&&(c=(u=this._timeRange._buffers)[u.length-1])&&this._emitTimelineEvents(v.ZP.TIMELINE.UPDATE_SEGMENT_END,c.end),e.next=21;break;case 18:e.prev=18,e.t0=e.catch(12),this._emitTimelineEvents(v.ZP.TIMELINE.PLAY_EVENT,v.ZP.VIDEO_EVENTS.ERROR,this._assembleErr("ERROR_MSG.DECODE_ERR:".concat(e.t0&&e.t0.message)));case 21:this._inDecoding=!1;case 22:case"end":return e.stop()}},e,this,[[12,18]])})),function(){return f.apply(this,arguments)})},{key:"_decodeCycle",value:(p=(0,i.Z)(h().mark(function e(t){var n;return h().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(n=t.shift()){e.next=3;break}return e.abrupt("return");case 3:return e.next=5,this._decodeAAC(n);case 5:return e.next=7,this._decodeCycle(t);case 7:case"end":return e.stop()}},e,this)})),function(e){return p.apply(this,arguments)})},{key:"_decodeAAC",value:function(e){var t=this,n=e[0],i=0;y.Z.checkRefillFrame(e);var r=e.map(function(e){return y.Z.packageAACToAdts(t._meta,e)}),a=y.Z.concatAdts(r,0);return new 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n=this._timeRange.getBuffer(this._lastBuffer?this._lastBuffer.end:this.currentTime,0);if(!n){if((this._endOfStream||!this._isLive)&&this.currentTime-this.duration>-.5){this._emitTimelineEvents(v.ZP.TIMELINE.PLAY_EVENT,v.ZP.VIDEO_EVENTS.TIMEUPDATE),this._emitTimelineEvents(v.ZP.TIMELINE.PLAY_EVENT,v.ZP.VIDEO_EVENTS.ENDED);return}this._ready=!1,this._audioCtx.suspend(),this.emit(v.ZP.AUDIO.AUDIO_WAITING),e&&(!this._onAudioReady&&(this._onAudioReady=function(e){t._ajustSeekTime(e)}),this.removeListener(v.ZP.AUDIO.AUDIO_READY,this._onAudioReady),this.once(v.ZP.AUDIO.AUDIO_READY,this._onAudioReady));return}if(e){this._ajustSeekTime(n.start),this.emit(v.ZP.AUDIO.AUDIO_READY);return}return n}}},{key:"_startRender",value:function(e){if(!this.noAudio){if("video"===e&&this.isLive&&this._ready&&!this._isSourceBufferEnd){this._doPlay();return}var t=this._getAudioBuffer();if(t){"suspended"===this._audioCtx.state&&(this._audioCtx.resume().catch(function(e){}),(0,_.fC)()),this._lastBuffer=t,this._source=null;var n=this._audioCtx.createBufferSource();n.buffer=t.source,n.loop=!1,this._source=n,n.addEventListener("ended",this._onSourceBufferEnded),n.connect(this._gainNode),t.delay&&t.delay>.001&&(this._delay+=t.delay),this.startDts=t.startDts;try{this._isSourceBufferEnd=!1,n.start()}catch(e){}t.startDts&&this._emitTimelineEvents(v.ZP.TIMELINE.SYNC_DTS,t.startDts)}}}},{key:"_destroy",value:function(){g.kg.log(this.TAG,"destroy audio..."),this._source&&this._source.removeEventListener("ended",this._onSourceBufferEnded),this._audioCtx&&"closed"!==this.ctxState&&this._audioCtx.close(),this._audioCtx=null,this._sampleQueue=null,this._timeRange=null,this._parent=null,this.removeAllListeners()}}]),C}(p.Z)},368166:function(e,t,n){n.d(t,{C:function(){return r}});var i=n(548814),r=function(){function 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r.C(t._url,t._request)).startTime=n,e.endTime=Date.now(),e.options={index:t._index,vid:t._vid,priOptions:t._priOptions},e})}},{key:"_startLoad",value:function(){var e=null;if(this._responseType===o.U.ARRAY_BUFFER&&this._range&&this._range.length>1){if(this._onProgress){this._firstRtt=-1;var t=1024*this._currentChunkSizeKB,n=this._range[0]+this._receivedLength,i=this._range[1];t<this._range[1]-n&&(i=n+t),e=[n,i],this._logger.debug("[xhr_loader->],tast :",this._range,", SubRange, ",e)}else e=this._range,this._logger.debug("[xhr_loader->],tast :",this._range,", allRange, ",e)}this._internalOpen(e)}},{key:"_internalOpen",value:function(e){var t=this;try{this._startTime=Date.now();var n=this._xhr=new XMLHttpRequest;n.open(this._method||"GET",this._url,!0),n.responseType=this._responseType,this._timeout&&(n.timeout=this._timeout),n.withCredentials=this._withCredentials,n.onload=this._onLoad.bind(this),n.onreadystatechange=this._onReadyStatechange.bind(this),n.onerror=function(e){t._running=!1;var n,i,a,o=new r.C(t._url,t._request,null==e?void 0:null===(n=e.currentTarget)||void 0===n?void 0:n.response,"xhr.onerror.status:"+(null==e?void 0:null===(i=e.currentTarget)||void 0===i?void 0:i.status)+",statusText,"+(null==e?void 0:null===(a=e.currentTarget)||void 0===a?void 0:a.statusText));o.options={index:t._index,range:t._range,vid:t._vid,priOptions:t._priOptions},t._loadCompleteReject(o)},n.ontimeout=function(e){t.cancel();var n=new 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n.options={index:this._index,range:this._range,vid:this._vid,priOptions:this._priOptions},this._loadCompleteReject(n)}var u=null,c=!1,l=(null===(d=this._range)||void 0===d?void 0:d.length)>0?this._range[0]:0;if(this._responseType===o.U.ARRAY_BUFFER){var d,f,h,g=new Uint8Array(e.target.response);if(f=l+this._receivedLength,g&&g.byteLength>0){this._receivedLength+=g.byteLength;var v=Date.now()-this._startTime,p=(0,a.pl)(this._receivedLength,v);this.emit(s.K.REAL_TIME_SPEED,{speed:p,len:this._receivedLength,time:v,vid:this._vid,index:this._index,range:[f,l+this._receivedLength],priOptions:this._priOptions})}u=g,c=(!((null===(h=this._range)||void 0===h?void 0:h.length)>1)||!this._range[1]||!(this._receivedLength<this._range[1]-this._range[0]))&&!0,this._logger.debug("[xhr load done->], tast :",this._range,", start",f,"end ",l+this._receivedLength,",dataLen,",g?g.byteLength:0,",receivedLength",this._receivedLength,",index,",this._index,", done,",c)}else c=!0,u=e.target.response;var m={ok:t>=200&&t<300,status:t,statusText:this._xhr.statusText,url:this._xhr.responseURL,headers:this._getHeaders(this._xhr),body:this._xhr.response};this._transformResponse&&(m=this._transformResponse(m,this._url)||m),this._onProgress&&this._onProgress(u,c,{index:this._index,vid:this._vid,range:[f,l+this._receivedLength],startTime:this._startTime,endTime:Date.now(),priOptions:this._priOptions},m),c?(this._runing=!1,this._loadCompleteResolve&&this._loadCompleteResolve((0,a.rO)(this._onProgress?null:u,c,m,m.headers["content-length"],m.headers.age,this._startTime,this._firstRtt,this._index,this._range,this._vid,this._priOptions))):this._startLoad()}},{key:"cancel",value:function(){if(!this._aborted&&(this._aborted=!0,this._runing=!1,(0,i.U2)((0,i.IP)(n.prototype),"removeAllListeners",this).call(this),this._onCancel&&this._onCancel({index:this._index,range:this._range,vid:this._vid,priOptions:this._priOptions}),this._xhr))return this._xhr.abort()}},{key:"receiveLen",get:function(){return this._receivedLength}},{key:"running",get:function(){return this._running},set:function(e){this._running=e}},{key:"_getHeaders",value:function(e){var t=e.getAllResponseHeaders().trim().split("\r\n"),n={},r,a=(0,i.sf)(t);try{for(a.s();!(r=a.n()).done;){var o=r.value.split(": ");n[o[0].toLowerCase()]=o.slice(1).join(": ")}}catch(e){a.e(e)}finally{a.f()}return n}}],[{key:"isSupported",value:function(){return"undefined"!=typeof XMLHttpRequest}}]),n}(n.n(u)())},309324:function(e,t,n){n.d(t,{d1:function(){return f}});var i=n(70427),r=n(720357),a=n(908483),o=n(525231),s=n(338726),u=n(699694);function c(){var e=!(arguments.length>0)||void 0===arguments[0]||arguments[0];try{if(!a.j)return null;if(e&&"undefined"!=typeof ManagedMediaSource)return ManagedMediaSource;return window.MediaSource}catch(e){}}function l(e){return/ManagedMediaSource/gi.test(Object.prototype.toString.call(e))}var d={APPEND:"appendBuffer",REMOVE:"removeBuffer",UPDATE_DURATION:"updateDuration"},f=function(){var e,t,n;function a(e,t){var n=this;(0,i.PA)(this,a),(0,i._x)(this,"media",null),(0,i._x)(this,"mediaSource",null),(0,i._x)(this,"_openPromise",(0,u.Qo)()),(0,i._x)(this,"_queue",Object.create(null)),(0,i._x)(this,"_sourceBuffer",Object.create(null)),(0,i._x)(this,"_mseFullFlag",{}),(0,i._x)(this,"_st",0),(0,i._x)(this,"_opst",0),(0,i._x)(this,"_logger",null),(0,i._x)(this,"_config",null),(0,i._x)(this,"_url",null),(0,i._x)(this,"_onStartStreaming",function(){n._logger.debug("startstreaming")}),(0,i._x)(this,"_onEndStreaming",function(){n._logger.debug("endstreaming")}),(0,i._x)(this,"_onSBUpdateEnd",function(e){var t=n._queue[e];if(t){var i=t[0];if((null==i?void 0:i.opName)!==d.UPDATE_DURATION&&t.shift(),i){var r,a,o=(0,u.je)()-n._opst;n._logger.debug("UpdateEnd(".concat(e,"/").concat(i.opName,")"),u.Kp.stringify(function(e){var t=[];if(e instanceof TimeRanges)for(var n=0;n<e.length;n++)t.push({start:e.start(n),end:e.end(n)});return t}(null===(r=n._sourceBuffer[e])||void 0===r?void 0:r.buffered)),o,i.context),i.promise.resolve({name:i.opName,context:i.context,costtime:o});var s=null===(a=i.context)||void 0===a?void 0:a.callback;s&&"function"==typeof s&&s(i.context),n._startQueue(e)}}}),(0,i._x)(this,"_onSBUpdateError",function(e,t){var i=n._queue[e];if(i){var r=i[0];r&&(n._logger.error("UpdateError",e,r.opName,r.context),r.promise.reject(new o.Fc(o.wb.MEDIA,o.wb.SUB_TYPES.MSE_APPEND_BUFFER,t)))}}),this._config=Object.assign(a.getDefaultConfig(),t),e&&this.bindMedia(e),this._logger=new s.Y("MSE"),this._config.openLog&&s.Y.enable()}return(0,i.qH)(a,[{key:"isOpened",get:function(){var e;return(null===(e=this.mediaSource)||void 0===e?void 0:e.readyState)==="open"}},{key:"hasOpTasks",get:function(){var e=this,t=!1;return Object.keys(this._queue).forEach(function(n){var i=e._queue[n];Array.isArray(i)&&(t||(t=i.length>0))}),t}},{key:"url",get:function(){return this._url}},{key:"duration",get:function(){var e;return(null===(e=this.mediaSource)||void 0===e?void 0:e.duration)||-1}},{key:"isEnded",get:function(){return!!this.mediaSource&&"ended"===this.mediaSource.readyState}},{key:"streaming",get:function(){return!l(this.mediaSource)||this.mediaSource.streaming}},{key:"isFull",value:function(e){return e?this._mseFullFlag[e]:this._mseFullFlag[a.VIDEO]}},{key:"updateDuration",value:function(e){var t=this,n=this.mediaSource&&this.mediaSource.duration>e;if(this.mediaSource&&this.mediaSource.duration>e){var i=0;if(Object.keys(this._sourceBuffer).forEach(function(e){try{i=Math.max(t.bufferEnd(e)||0,i)}catch(e){}}),e<i)return Promise.resolve()}return this._enqueueBlockingOp(function(){if(t.isEnded){t._logger.debug("setDuration but ended");return}t.mediaSource&&(t.mediaSource.duration=e,t._logger.debug("setDuration",e))},d.UPDATE_DURATION,{isReduceDuration:n})}},{key:"open",value:function(){var e=this;if(this._openPromise.used&&!this.isOpened&&this.mediaSource){var t=this.mediaSource;t.addEventListener("sourceopen",function n(){var i=(0,u.je)()-e._st;e._logger.debug("sourceopen",i),t.removeEventListener("sourceopen",n),e._openPromise.resolve({costtime:i})}),this._openPromise=(0,u.Qo)()}return this._openPromise}},{key:"bindMedia",value:(e=(0,i.x)((0,i.l5)().mark(function e(t){var n,r,a,o,s=this;return(0,i.l5)().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(!(this.mediaSource||this.media)){e.next=3;break}return e.next=3,this.unbindMedia();case 3:if(n=c(this._config.preferMMS),!(!t||!n)){e.next=6;break}throw Error("Param media or MediaSource does not exist");case 6:return this.media=t,a=l(r=this.mediaSource=new n),this._st=(0,u.je)(),o=function e(){var 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u=e._parseProfileTierLevel(n,1,r);n.readBits(1),n.readBits(1)&&n.readBits(1);var c=n.readUEG();return{width:c,height:n.readUEG(),spsMaxSubLayerMinus1:r,spsVideoParameterSetId:i,chromaFormatIdc:a,chromaFormat:s,ptlInfo:u}}},{key:"_parseProfileTierLevel",value:function(t,n,i){var r,a=t.readBits(7),o=t.readBits(1),s=t.readBits(8),u=t.readBits(1),c=t.readBits(1);n&&(r=e._parseGeneralConstraintsInfo(t));for(var l=i-1,d=[],f=[],h=[],g=l;g>=0;--g)d[g]=t.readBits(1);for(;!t.byteAligned();)t.readBits(1);for(var v=l;v>=0;--v)d[v]&&(f[v]=t.readUByte());if(n){for(var p=t.readUByte(),m=0;m<p;m++)h[m]=t.readBits(32)}return{generalProfileIdc:a,generalTierFlag:o,generalLevelIdc:s,ptlFrameOnlyConstraintFlag:u,ptlMultilayerEnabledFlag:c,ptlSublayerLevelPresentFlags:d,ptlSublayerLevelIdcs:f,ptlSubProfileIdcs:h,gciInfo:r}}},{key:"_parseGeneralConstraintsInfo",value:function(e){var t=e.readBits(1);if(t){e.skipBits(71);var n=e.readBits(8);n&&e.skipBits(n)}var i=8-e.bitsPos()%8;return 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0)}return(0,i.qH)(e,[{key:"reset",value:function(){this.sequenceNumber=0,this.timescale=0,this.sampleDuration=0,this.sampleRate=0,this.channelCount=0,this.baseMediaDecodeTime=0,this.present=!1,this.pid=-1,this.codec="",this.samples=[],this.config=[],this.warnings=[]}},{key:"exist",value:function(){return!!(this.sampleRate&&this.channelCount&&(this.codec||this.container)&&(this.codecType===r.yQ.AAC||this.codecType===r.yQ.G711PCMA||this.codecType===r.yQ.G711PCMU||this.codecType===r.yQ.OPUS||this.codecType===r.yQ.MP3))}},{key:"hasSample",value:function(){return!!this.samples.length}},{key:"isEncryption",get:function(){return this.isAudioEncryption}},{key:"firstDts",get:function(){return this.samples.length?this.samples[0].dts:null}},{key:"firstPts",get:function(){return this.samples.length?this.samples[0].pts:null}},{key:"samplesDuration",get:function(){if(this.samples.length>0){var e=this.samples[0],t=this.samples[this.samples.length-1];return t.dts-e.dts+t.duration}return 0}}]),e}()},481784:function(e,t,n){n.d(t,{Dt:function(){return o},vU:function(){return a}});var i="undefined"!=typeof window,r=i&&navigator.userAgent.toLocaleLowerCase();i&&/^((?!chrome|android).)*safari/.test(r);var a=i&&r.includes("firefox"),o=i&&r.includes("android")}}]);