ogv/dist/ogv.js

WebAssembly media player using Ogg/Vorbis/Theora/Opus/WebM libs compiled with Emscripten

/*! For license information please see ogv.js.LICENSE.txt */
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setImmediate;var t=new MessageChannel,i=[];return t.port1.onmessage=function(t){i.shift()()},function nextTick(u){i.push(u),t.port2.postMessage({})}}(),S={NETWORK_EMPTY:0,NETWORK_IDLE:1,NETWORK_LOADING:2,NETWORK_NO_SOURCE:3,HAVE_NOTHING:0,HAVE_METADATA:1,HAVE_CURRENT_DATA:2,HAVE_FUTURE_DATA:3,HAVE_ENOUGH_DATA:4},C="INITIAL",B="SEEKING_END",D="LOADED",M="PRELOAD",I="READY",L="PLAYING",j="SEEKING",W="ERROR",X="NOT_SEEKING",H="BISECT_TO_TARGET",N="BISECT_TO_KEYPOINT",z="LINEAR_TO_TARGET",Q="exact",Y="fast";function OGVJSElement(){var t=document.createElement("ogvjs");return Object.setPrototypeOf?Object.setPrototypeOf(t,Object.getPrototypeOf(this)):t.__proto__=this.__proto__,t}R="undefined"==typeof performance||void 0===(0,V.default)(performance.now)?Date.now:performance.now.bind(performance),OGVJSElement.prototype=Object.create(HTMLElement.prototype,{});var Z=function(t){(0,_.default)(OGVPlayer,t);var i=_createSuper(OGVPlayer);function OGVPlayer(t){var u;if((0,c.default)(this,OGVPlayer),u=i.call(this),(t=t||{}).base=t.base||b.default.base,u._options=t,u._instanceId="ogvjs"+ ++OGVPlayer.instanceCount,void 0!==t.worker?u._enableWorker=!!t.worker:u._enableWorker=!!window.Worker,!b.default.wasmSupported())throw new Error("WebAssembly not supported");return u._enableThreading=!!t.threading,u._enableSIMD=!!t.simd,u._state=C,u._seekState=X,u._detectedType=null,u._canvas=document.createElement("canvas"),u._frameSink=null,u.className=u._instanceId,(0,k.default)((0,h.default)(u),S),u._view=u._canvas,u._view.style.position="absolute",u._view.style.top="0",u._view.style.left="0",u._view.style.width="100%",u._view.style.height="100%",u._view.style.objectFit="contain",u.appendChild(u._view),u._startTime=R(),u._codec=null,u._audioInfo=null,u._videoInfo=null,u._actionQueue=[],u._audioFeeder=null,u._muted=!1,u._initialPlaybackPosition=0,u._initialPlaybackOffset=0,u._prebufferingAudio=!1,u._initialSeekTime=0,u._currentSrc="",u._crossOrigin=null,u._streamEnded=!1,u._mediaError=null,u._dataEnded=!1,u._byteLength=0,u._duration=null,u._lastSeenTimestamp=null,u._nextProcessingTimer,u._nextFrameTimer=null,u._loading=!1,u._started=!1,u._paused=!0,u._ended=!1,u._startedPlaybackInDocument=!1,u._stream=void 0,u._framesProcessed=0,u._targetPerFrameTime=1e3/60,u._actualPerFrameTime=0,u._totalFrameTime=0,u._totalFrameCount=0,u._playTime=0,u._bufferTime=0,u._drawingTime=0,u._proxyTime=0,u._totalJitter=0,u._droppedAudio=0,u._delayedAudio=0,u._lateFrames=0,u._poster="",u._thumbnail=null,u._frameEndTimestamp=0,u._audioEndTimestamp=0,u._decodedFrames=[],u._pendingFrames=[],u._lastFrameDecodeTime=0,u._lastFrameVideoCpuTime=0,u._lastFrameAudioCpuTime=0,u._lastFrameDemuxerCpuTime=0,u._lastFrameDrawingTime=0,u._lastFrameBufferTime=0,u._lastFrameProxyTime=0,u._lastVideoCpuTime=0,u._lastAudioCpuTime=0,u._lastDemuxerCpuTime=0,u._lastBufferTime=0,u._lastProxyTime=0,u._lastDrawingTime=0,u._lastFrameTimestamp=0,u._currentVideoCpuTime=0,u._lastTimeUpdate=0,u._timeUpdateInterval=250,u._seekTargetTime=0,u._bisectTargetTime=0,u._seekMode=null,u._lastSeekPosition=null,u._seekBisector=null,u._didSeek=null,u._depth=0,u._needProcessing=!1,u._pendingFrame=0,u._pendingAudio=0,u._framePipelineDepth=8,u._frameParallelism=u._enableThreading?Math.min(16,navigator.hardwareConcurrency)||1:0,u._audioPipelineDepth=12,u._videoInfo=null,u._audioInfo=null,u._width=0,u._height=0,u._volume=1,u._playbackRate=1,Object.defineProperties((0,h.default)(u),{src:{get:function getSrc(){return this.getAttribute("src")||""},set:function setSrc(t){this.setAttribute("src",t),this._loading=!1,this._prepForLoad("interactive")}},buffered:{get:function getBuffered(){var t,i=this;return t=this._stream&&this._byteLength&&this._duration?this._stream.getBufferedRanges().map((function(t){return t.map((function(t){return t/i._stream.length*i._duration}))})):[[0,0]],new w.default(t)}},seekable:{get:function getSeekable(){return this.duration<1/0&&this._stream&&this._stream.seekable&&this._codec&&this._codec.seekable?new w.default([[0,this._duration]]):new w.default([])}},currentTime:{get:function getCurrentTime(){return this._state==j?this._seekTargetTime:this._codec?this._state!=L||this._paused?this._initialPlaybackOffset:this._getPlaybackTime():this._initialSeekTime},set:function setCurrentTime(t){this._seek(t,Q)}},duration:{get:function getDuration(){return this._codec&&this._codec.loadedMetadata?null!==this._duration?this._duration:1/0:NaN}},paused:{get:function getPaused(){return this._paused}},ended:{get:function getEnded(){return this._ended}},seeking:{get:function getSeeking(){return this._state==j}},muted:{get:function getMuted(){return this._muted},set:function setMuted(t){this._muted=t,this._audioFeeder?this._audioFeeder.muted=this._muted:this._started&&!this._muted&&this._codec&&this._codec.hasAudio&&(this._log("unmuting: switching from timer to audio clock"),this._initAudioFeeder(),this._startPlayback(this._audioEndTimestamp)),this._fireEventAsync("volumechange")}},poster:{get:function getPoster(){return this._poster},set:function setPoster(t){var i=this;if(this._poster=t,!this._started){this._thumbnail&&this.removeChild(this._thumbnail);var u=new Image;u.crossOrigin=this.crossOrigin,u.src=this._poster,u.className="ogvjs-poster",u.style.position="absolute",u.style.top="0",u.style.left="0",u.style.width="100%",u.style.height="100%",u.style.objectFit="contain",u.style.visibility="hidden",u.addEventListener("load",(function(){i._thumbnail===u&&(OGVPlayer.styleManager.appendRule("."+i._instanceId,{width:u.naturalWidth+"px",height:u.naturalHeight+"px"}),u.style.visibility="visible")})),this._thumbnail=u,this.appendChild(u)}}},videoWidth:{get:function getVideoWidth(){return this._videoInfo?this._videoInfo.displayWidth:0}},videoHeight:{get:function getVideoHeight(){return this._videoInfo?this._videoInfo.displayHeight:0}},ogvjsVideoFrameRate:{get:function getOgvJsVideoFrameRate(){return this._videoInfo?0==this._videoInfo.fps?this._totalFrameCount/(this._totalFrameTime/1e3):this._videoInfo.fps:0}},ogvjsAudioChannels:{get:function getOgvJsAudioChannels(){return this._audioInfo?this._audioInfo.channels:0}},ogvjsAudioSampleRate:{get:function getOgvJsAudioChannels(){return this._audioInfo?this._audioInfo.rate:0}},width:{get:function getWidth(){return this._width},set:function setWidth(t){this._width=parseInt(t,10),this.style.width=this._width+"px"}},height:{get:function getHeight(){return this._height},set:function setHeight(t){this._height=parseInt(t,10),this.style.height=this._height+"px"}},autoplay:{get:function getAutoplay(){return!1},set:function setAutoplay(t){}},controls:{get:function getControls(){return!1},set:function setControls(t){}},loop:{get:function getLoop(){return!1},set:function setLoop(t){}},crossOrigin:{get:function getCrossOrigin(){return this._crossOrigin},set:function setCrossOrigin(t){switch(t){case null:this._crossOrigin=t,this.removeAttribute("crossorigin");break;default:t="anonymous";case"":case"anonymous":case"use-credentials":this._crossOrigin=t,this.setAttribute("crossorigin",t)}this._thumbnail&&(this._thumbnail.crossOrigin=t)}},currentSrc:{get:function getCurrentSrc(){return this._currentSrc}},defaultMuted:{get:function getDefaultMuted(){return!1}},defaultPlaybackRate:{get:function getDefaultPlaybackRate(){return 1}},error:{get:function getError(){return this._state===W?this._mediaError?this._mediaError:new A.default("unknown error occurred in media procesing"):null}},preload:{get:function getPreload(){return this.getAttribute("preload")||""},set:function setPreload(t){this.setAttribute("preload",t)}},readyState:{get:function getReadyState(){return this._stream&&this._codec&&this._codec.loadedMetadata?OGVPlayer.HAVE_ENOUGH_DATA:OGVPlayer.HAVE_NOTHING}},networkState:{get:function getNetworkState(){return this._stream?this._stream.waiting?OGVPlayer.NETWORK_LOADING:OGVPlayer.NETWORK_IDLE:this.readyState==OGVPlayer.HAVE_NOTHING?OGVPlayer.NETWORK_EMPTY:OGVPlayer.NETWORK_NO_SOURCE}},playbackRate:{get:function getPlaybackRate(){return this._playbackRate},set:function setPlaybackRate(t){var i=Number(t)||1;this._audioFeeder?this._audioFeeder.tempo=i:this._paused||(this._initialPlaybackOffset=this._getPlaybackTime(),this._initialPlaybackPosition=i*R()/1e3),this._playbackRate=i,this._fireEventAsync("ratechange")}},played:{get:function getPlayed(){return new w.default([[0,this.currentTime]])}},volume:{get:function getVolume(){return this._volume},set:function setVolume(t){this._volume=+t,this._audioFeeder&&(this._audioFeeder.volume=this._volume),this._fireEventAsync("volumechange")}}}),u.onframecallback=null,u.onloadstate=null,u.onprogress=null,u.onsuspend=null,u.onabort=null,u.onemptied=null,u.onstalled=null,u.onloadedmetadata=null,u.onloadeddata=null,u.oncanplay=null,u.oncanplaythrough=null,u.onplaying=null,u.onwaiting=null,u.onseeking=null,u.onseeked=null,u.onended=null,u.ondurationchange=null,u.ontimeupdate=null,u.onplay=null,u.onpause=null,u.onratechange=null,u.onresize=null,u.onvolumechange=null,u.onaudiofeedercreated=null,u}return(0,l.default)(OGVPlayer,[{key:"_time",value:function _time(t){var i=R();t();var u=R()-i;return this._lastFrameDecodeTime+=u,u}},{key:"_log",value:function _log(t){var i=this._options;if(i.debug){var u=R()-this._startTime;i.debugFilter&&!t.match(i.debugFilter)||console.log("["+Math.round(10*u)/10+"ms] "+t)}}},{key:"_fireEvent",value:function _fireEvent(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this._log("fireEvent "+t);var u,d="function"==typeof Event;for(var c in d?u=new CustomEvent(t):(u=document.createEvent("Event")).initEvent(t,!1,!1),i)i.hasOwnProperty(c)&&(u[c]=i[c]);var l=this.dispatchEvent(u);!d&&"resize"===t&&this.onresize&&l&&this.onresize.call(this,u)}},{key:"_fireEventAsync",value:function _fireEventAsync(t){var i=this,u=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this._log("fireEventAsync "+t),O((function(){i._fireEvent(t,u)}))}},{key:"_initAudioFeeder",value:function _initAudioFeeder(){var t=this,i=this._options,u={bufferSize:8192};i.audioContext&&(u.audioContext=i.audioContext),i.audioDestination&&(u.output=i.audioDestination),i.audioBackendFactory&&(u.backendFactory=i.audioBackendFactory);var d=this._audioFeeder=new y.default(u);d.init(this._audioInfo.channels,this._audioInfo.rate),this.onaudiofeedercreated&&this.onaudiofeedercreated(this._audioFeeder),d.bufferThreshold=1,d.volume=this.volume,d.muted=this.muted,d.tempo=this.playbackRate,d.onbufferlow=function(){t._log("onbufferlow"),t._stream&&(t._stream.buffering||t._stream.seeking)||t._pendingAudio||t._pingProcessing()},d.onstarved=function(){t._dataEnded?t._log("onstarved: appear to have reached end of audio"):(t._log("onstarved: halting audio due to starvation"),t._stopPlayback(),t._prebufferingAudio=!0),t._isProcessing()||t._pingProcessing(0)}}},{key:"_startPlayback",value:function _startPlayback(t){if(this._audioFeeder){this._audioFeeder.start();var i=this._audioFeeder.getPlaybackState();this._initialPlaybackPosition=i.playbackPosition}else this._initialPlaybackPosition=this._playbackRate*R()/1e3;void 0!==t&&(this._initialPlaybackOffset=t),this._prebufferingAudio=!1,this._log("continuing at "+this._initialPlaybackPosition+", "+this._initialPlaybackOffset)}},{key:"_stopPlayback",value:function _stopPlayback(){this._initialPlaybackOffset=this._getPlaybackTime(),this._log("pausing at "+this._initialPlaybackOffset),this._audioFeeder&&this._audioFeeder.stop()}},{key:"_getPlaybackTime",value:function _getPlaybackTime(t){return this._prebufferingAudio||this._paused?this._initialPlaybackOffset:(this._audioFeeder?(t=t||this._audioFeeder.getPlaybackState()).playbackPosition:this._playbackRate*R()/1e3)-this._initialPlaybackPosition+this._initialPlaybackOffset}},{key:"_stopVideo",value:function _stopVideo(){this._log("STOPPING"),this._state=C,this._seekState=X,this._started=!1,this._ended=!1,this._frameEndTimestamp=0,this._audioEndTimestamp=0,this._lastFrameDecodeTime=0,this._prebufferingAudio=!1,this._actionQueue.splice(0,this._actionQueue.length),this._stream&&(this._stream.abort(),this._stream=null,this._streamEnded=!1),this._codec&&(this._codec.close(),this._codec=null,this._pendingFrame=0,this._pendingAudio=0,this._dataEnded=!1),this._videoInfo=null,this._audioInfo=null,this._audioFeeder&&(this._audioFeeder.close(),this._audioFeeder=null),this._nextProcessingTimer&&(clearTimeout(this._nextProcessingTimer),this._nextProcessingTimer=null),this._nextFrameTimer&&(clearTimeout(this._nextFrameTimer),this._nextFrameTimer=null),this._frameSink&&(this._frameSink.clear(),this._frameSink=null),this._decodedFrames&&(this._decodedFrames=[]),this._pendingFrames&&(this._pendingFrames=[]),this._initialSeekTime=0,this._initialPlaybackPosition=0,this._initialPlaybackOffset=0,this._duration=null}},{key:"_doFrameComplete",value:function _doFrameComplete(){var t=this,i=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this._startedPlaybackInDocument&&!document.body.contains(this)&&O((function(){t.stop()}));var u=R(),d=u-this._lastFrameTimestamp,c=this._actualPerFrameTime-this._targetPerFrameTime;this._totalJitter+=Math.abs(c),this._playTime+=d;var l={cpuTime:this._lastFrameDecodeTime,drawingTime:this._drawingTime-this._lastFrameDrawingTime,bufferTime:this._bufferTime-this._lastFrameBufferTime,proxyTime:this._proxyTime-this._lastFrameProxyTime,demuxerTime:0,videoTime:0,audioTime:0,clockTime:this._actualPerFrameTime,late:i.dropped,dropped:i.dropped};function n(t){return Math.round(10*t)/10}this._codec&&(l.demuxerTime=this._codec.demuxerCpuTime-this._lastFrameDemuxerCpuTime,l.videoTime+=this._currentVideoCpuTime-this._lastFrameVideoCpuTime,l.audioTime+=this._codec.audioCpuTime-this._lastFrameAudioCpuTime),l.cpuTime+=l.demuxerTime,this._lastFrameDecodeTime=0,this._lastFrameTimestamp=u,this._codec?(this._lastFrameVideoCpuTime=this._currentVideoCpuTime,this._lastFrameAudioCpuTime=this._codec.audioCpuTime,this._lastFrameDemuxerCpuTime=this._codec.demuxerCpuTime):(this._lastFrameVideoCpuTime=0,this._lastFrameAudioCpuTime=0,this._lastFrameDemuxerCpuTime=0),this._lastFrameDrawingTime=this._drawingTime,this._lastFrameBufferTime=this._bufferTime,this._lastFrameProxyTime=this._proxyTime,this._log("drew frame "+i.frameEndTimestamp+": clock time "+n(d)+" (jitter "+n(c)+") cpu: "+n(l.cpuTime)+" (mux: "+n(l.demuxerTime)+" buf: "+n(l.bufferTime)+" draw: "+n(l.drawingTime)+" proxy: "+n(l.proxyTime)+") vid: "+n(l.videoTime)+" aud: "+n(l.audioTime)),this._fireEventAsync("framecallback",l),(!this._lastTimeUpdate||u-this._lastTimeUpdate>=this._timeUpdateInterval)&&(this._lastTimeUpdate=u,this._fireEventAsync("timeupdate")),this._codec&&i.yCbCrBuffer&&this._codec.recycleFrame(i.yCbCrBuffer)}},{key:"_seekStream",value:function _seekStream(t){var i=this;this._stream.seeking&&this._stream.abort(),this._stream.buffering&&this._stream.abort(),this._streamEnded=!1,this._dataEnded=!1,this._ended=!1,this._stream.seek(t).then((function(){i._readBytesAndWait()})).catch((function(t){i._onStreamError(t)}))}},{key:"_onStreamError",value:function _onStreamError(t){"AbortError"===t.name?this._log("i/o promise canceled; ignoring"):(this._log("i/o error: "+t),this._mediaError=new A.default(A.default.MEDIA_ERR_NETWORK,String(t)),this._state=W,this._stopPlayback())}},{key:"_seek",value:function _seek(t,i){var u=this;if(this._log("requested seek to "+t+", mode "+i),this.readyState==this.HAVE_NOTHING)return thi