A web browser extension that emulates Content Delivery Networks to improve your online privacy. It intercepts traffic, finds supported resources locally, and injects them into the environment. https://www.localcdn.org/
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t=this._list,n=0,i=t.length-1,r=0,s=0,a=i;for(e<t[0].dts&&(n=0,s=a+1);s<=a;){if((r=s+Math.floor((a-s)/2))===i||e>=t[r].dts&&e<t[r+1].dts){n=r;break}t[r].dts<e?s=r+1:a=r-1}return this._list[n]}}]),e}(),n.MediaSegmentInfoList=function(){function e(t){i(this,e),this._type=t,this._list=[],this._lastAppendLocation=-1}return r(e,[{key:"isEmpty",value:function(){return 0===this._list.length}},{key:"clear",value:function(){this._list=[],this._lastAppendLocation=-1}},{key:"_searchNearestSegmentBefore",value:function(e){var t=this._list;if(0===t.length)return-2;var n=t.length-1,i=0,r=0,s=n,a=0;if(e<t[0].originalBeginDts)return a=-1;for(;r<=s;){if((i=r+Math.floor((s-r)/2))===n||e>t[i].lastSample.originalDts&&e<t[i+1].originalBeginDts){a=i;break}t[i].originalBeginDts<e?r=i+1:s=i-1}return a}},{key:"_searchNearestSegmentAfter",value:function(e){return this._searchNearestSegmentBefore(e)+1}},{key:"append",value:function(e){var t=this._list,n=e,i=this._lastAppendLocation,r=0;-1!==i&&i<t.length&&n.originalBeginDts>=t[i].lastSample.originalDts&&(i===t.length-1||i<t.length-1&&n.originalBeginDts<t[i+1].originalBeginDts)?r=i+1:t.length>0&&(r=this._searchNearestSegmentBefore(n.originalBeginDts)+1),this._lastAppendLocation=r,this._list.splice(r,0,n)}},{key:"getLastSegmentBefore",value:function(e){var t=this._searchNearestSegmentBefore(e);return t>=0?this._list[t]:null}},{key:"getLastSampleBefore",value:function(e){var t=this.getLastSegmentBefore(e);return null!=t?t.lastSample:null}},{key:"getLastSyncPointBefore",value:function(e){for(var t=this._searchNearestSegmentBefore(e),n=this._list[t].syncPoints;0===n.length&&t>0;)t--,n=this._list[t].syncPoints;return n.length>0?n[n.length-1]:null}},{key:"type",get:function(){return this._type}},{key:"length",get:function(){return this._list.length}}]),e}()},{}],9:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var s=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),a=e("events"),o=i(a),u=e("../utils/logger.js"),l=i(u),d=e("../utils/browser.js"),h=i(d),f=e("./mse-events.js"),c=i(f),_=e("./media-segment-info.js"),m=e("../utils/exception.js"),p=function(){function e(t){r(this,e),this.TAG="MSEController",this._config=t,this._emitter=new o.default,this._config.isLive&&void 0==this._config.autoCleanupSourceBuffer&&(this._config.autoCleanupSourceBuffer=!0),this.e={onSourceOpen:this._onSourceOpen.bind(this),onSourceEnded:this._onSourceEnded.bind(this),onSourceClose:this._onSourceClose.bind(this),onSourceBufferError:this._onSourceBufferError.bind(this),onSourceBufferUpdateEnd:this._onSourceBufferUpdateEnd.bind(this)},this._mediaSource=null,this._mediaSourceObjectURL=null,this._mediaElement=null,this._isBufferFull=!1,this._hasPendingEos=!1,this._requireSetMediaDuration=!1,this._pendingMediaDuration=0,this._pendingSourceBufferInit=[],this._mimeTypes={video:null,audio:null},this._sourceBuffers={video:null,audio:null},this._lastInitSegments={video:null,audio:null},this._pendingSegments={video:[],audio:[]},this._pendingRemoveRanges={video:[],audio:[]},this._idrList=new _.IDRSampleList}return s(e,[{key:"destroy",value:function(){(this._mediaElement||this._mediaSource)&&this.detachMediaElement(),this.e=null,this._emitter.removeAllListeners(),this._emitter=null}},{key:"on",value:function(e,t){this._emitter.addListener(e,t)}},{key:"off",value:function(e,t){this._emitter.removeListener(e,t)}},{key:"attachMediaElement",value:function(e){if(this._mediaSource)throw new m.IllegalStateException("MediaSource has been attached to an HTMLMediaElement!");var t=this._mediaSource=new window.MediaSource;t.addEventListener("sourceopen",this.e.onSourceOpen),t.addEventListener("sourceended",this.e.onSourceEnded),t.addEventListener("sourceclose",this.e.onSourceClose),this._mediaElement=e,this._mediaSourceObjectURL=window.URL.createObjectURL(this._mediaSource),e.src=this._mediaSourceObjectURL}},{key:"detachMediaElement",value:function(){if(this._mediaSource){var e=this._mediaSource;for(var t in this._sourceBuffers){var n=this._pendingSegments[t];n.splice(0,n.length),this._pendingSegments[t]=null,this._pendingRemoveRanges[t]=null,this._lastInitSegments[t]=null;var i=this._sourceBuffers[t];if(i){if("closed"!==e.readyState){try{e.removeSourceBuffer(i)}catch(e){l.default.e(this.TAG,e.message)}i.removeEventListener("error",this.e.onSourceBufferError),i.removeEventListener("updateend",this.e.onSourceBufferUpdateEnd)}this._mimeTypes[t]=null,this._sourceBuffers[t]=null}}if("open"===e.readyState)try{e.endOfStream()}catch(e){l.default.e(this.TAG,e.message)}e.removeEventListener("sourceopen",this.e.onSourceOpen),e.removeEventListener("sourceended",this.e.onSourceEnded),e.removeEventListener("sourceclose",this.e.onSourceClose),this._pendingSourceBufferInit=[],this._isBufferFull=!1,this._idrList.clear(),this._mediaSource=null}this._mediaElement&&(this._mediaElement.src="",this._mediaElement.removeAttribute("src"),this._mediaElement=null),this._mediaSourceObjectURL&&(window.URL.revokeObjectURL(this._mediaSourceObjectURL),this._mediaSourceObjectURL=null)}},{key:"appendInitSegment",value:function(e,t){if(!this._mediaSource||"open"!==this._mediaSource.readyState)return this._pendingSourceBufferInit.push(e),void this._pendingSegments[e.type].push(e);var n=e,i=""+n.container;n.codec&&n.codec.length>0&&(i+=";codecs="+n.codec);var r=!1;if(l.default.v(this.TAG,"Received Initialization Segment, mimeType: "+i),this._lastInitSegments[n.type]=n,i!==this._mimeTypes[n.type]){if(this._mimeTypes[n.type])l.default.v(this.TAG,"Notice: "+n.type+" mimeType changed, origin: "+this._mimeTypes[n.type]+", target: "+i);else{r=!0;try{var s=this._sourceBuffers[n.type]=this._mediaSource.addSourceBuffer(i);s.addEventListener("error",this.e.onSourceBufferError),s.addEventListener("updateend",this.e.onSourceBufferUpdateEnd)}catch(e){return l.default.e(this.TAG,e.message),void this._emitter.emit(c.default.ERROR,{code:e.code,msg:e.message})}}this._mimeTypes[n.type]=i}t||this._pendingSegments[n.type].push(n),r||this._sourceBuffers[n.type]&&!this._sourceBuffers[n.type].updating&&this._doAppendSegments(),h.default.safari&&"audio/mpeg"===n.container&&n.mediaDuration>0&&(this._requireSetMediaDuration=!0,this._pendingMediaDuration=n.mediaDuration/1e3,this._updateMediaSourceDuration())}},{key:"appendMediaSegment",value:function(e){var t=e;this._pendingSegments[t.type].push(t),this._config.autoCleanupSourceBuffer&&this._needCleanupSourceBuffer()&&this._doCleanupSourceBuffer();var n=this._sourceBuffers[t.type];!n||n.updating||this._hasPendingRemoveRanges()||this._doAppendSegments()}},{key:"seek",value:function(e){for(var t in this._sourceBuffers)if(this._sourceBuffers[t]){var n=this._sourceBuffers[t];if("open"===this._mediaSource.readyState)try{n.abort()}catch(e){l.default.e(this.TAG,e.message)}this._idrList.clear();var i=this._pendingSegments[t];if(i.splice(0,i.length),"closed"!==this._mediaSource.readyState){for(var r=0;r<n.buffered.length;r++){var s=n.buffered.start(r),a=n.buffered.end(r);this._pendingRemoveRanges[t].push({start:s,end:a})}if(n.updating||this._doRemoveRanges(),h.default.safari){var o=this._lastInitSegments[t];o&&(this._pendingSegments[t].push(o),n.updating||this._doAppendSegments())}}}}},{key:"endOfStream",value:function(){var e=this._mediaSource,t=this._sourceBuffers;if(!e||"open"!==e.readyState)return void(e&&"closed"===e.readyState&&this._hasPendingSegments()&&(this._hasPendingEos=!0));t.video&&t.video.updating||t.audio&&t.audio.updating?this._hasPendingEos=!0:(this._hasPendingEos=!1,e.endOfStream())}},{key:"getNearestKeyframe",value:function(e){return this._idrList.getLastSyncPointBeforeDts(e)}},{key:"_needCleanupSourceBuffer",value:function(){if(!this._config.autoCleanupSourceBuffer)return!1;var e=this._mediaElement.currentTime;for(var t in this._sourceBuffers){var n=this._sourceBuffers[t];if(n){var i=n.buffered;if(i.length>=1&&e-i.start(0)>=this._config.autoCleanupMaxBackwardDuration)return!0}}return!1}},{key:"_doCleanupSourceBuffer",value:function(){var e=this._mediaElement.currentTime;for(var t in this._sourceBuffers){var n=this._sourceBuffers[t];if(n){for(var i=n.buffered,r=!1,s=0;s<i.length;s++){var a=i.start(s),o=i.end(s);if(a<=e&&e<o+3){if(e-a>=this._config.autoCleanupMaxBackwardDuration){r=!0;var u=e-this._config.autoCleanupMinBackwardDuration;this._pendingRemoveRanges[t].push({start:a,end:u})}}else o<e&&(r=!0,this._pendingRemoveRanges[t].push({start:a,end:o}))}r&&!n.updating&&this._doRemoveRanges()}}}},{key:"_updateMediaSourceDuration",value:function(){var e=this._sourceBuffers;if(0!==this._mediaElement.readyState&&"open"===this._mediaSource.readyState&&!(e.video&&e.video.updating||e.audio&&e.audio.updating)){var t=this._mediaSource.duration,n=this._pendingMediaDuration;n>0&&(isNaN(t)||n>t)&&(l.default.v(this.TAG,"Update MediaSource duration from "+t+" to "+n),this._mediaSource.duration=n),this._requireSetMediaDuration=!1,this._pendingMediaDuration=0}}},{key:"_doRemoveRanges",value:function(){for(var e in this._pendingRemoveRanges)if(this._sourceBuffers[e]&&!this._sourceBuffers[e].updating)for(var t=this._sourceBuffers[e],n=this._pendingRemoveRanges[e];n.length&&!t.updating;){var i=n.shift();t.remove(i.start,i.end)}}},{key:"_doAppendSegments",value:function(){var e=this._pendingSegments;for(var t in e)if(this._sourceBuffers[t]&&!this._sourceBuffers[t].updating&&e[t].length>0){var n=e[t].shift();if(n.timestampOffset){var i=this._sourceBuffers[t].timestampOffset,r=n.timestampOffset/1e3,s=Math.abs(i-r);s>.1&&(l.default.v(this.TAG,"Update MPEG audio timestampOffset from "+i+" to "+r),this._sourceBuffers[t].timestampOffset=r),delete n.timestampOffset}if(!n.data||0===n.data.byteLength)continue;try{this._sourceBuffers[t].appendBuffer(n.data),this._isBufferFull=!1,"video"===t&&n.hasOwnProperty("info")&&this._idrList.appendArray(n.info.syncPoints)}catch(e){this._pendingSegments[t].unshift(n),22===e.code?(this._isBufferFull||this._emitter.emit(c.default.BUFFER_FULL),this._isBufferFull=!0):(l.default.e(this.TAG,e.message),this._emitter.emit(c.default.ERROR,{code:e.code,msg:e.message}))}}}},{key:"_onSourceOpen",value:function(){if(l.default.v(this.TAG,"MediaSource onSourceOpen"),this._mediaSource.removeEventListener("sourceopen",this.e.onSourceOpen),this._pendingSourceBufferInit.length>0)for(var e=this._pendingSourceBufferInit;e.length;){var t=e.shift();this.appendInitSegment(t,!0)}this._hasPendingSegments()&&this._doAppendSegments(),this._emitter.emit(c.default.SOURCE_OPEN)}},{key:"_onSourceEnded",value:function(){l.default.v(this.TAG,"MediaSource onSourceEnded")}},{key:"_onSourceClose",value:function(){l.default.v(this.TAG,"MediaSource onSourceClose"),this._mediaSource&&null!=this.e&&(this._mediaSource.removeEventListener("sourceopen",this.e.onSourceOpen),this._mediaSource.removeEventListener("sourceended",this.e.onSourceEnded),this._mediaSource.removeEventListener("sourceclose",this.e.onSourceClose))}},{key:"_hasPendingSegments",value:function(){var e=this._pendingSegments;return e.video.length>0||e.audio.length>0}},{key:"_hasPendingRemoveRanges",value:function(){var e=this._pendingRemoveRanges;return e.video.length>0||e.audio.length>0}},{key:"_onSourceBufferUpdateEnd",value:function(){this._requireSetMediaDuration?this._updateMediaSourceDuration():this._hasPendingRemoveRanges()?this._doRemoveRanges():this._hasPendingSegments()?this._doAppendSegments():this._hasPendingEos&&this.endOfStream(),this._emitter.emit(c.default.UPDATE_END)}},{key:"_onSourceBufferError",value:function(e){l.default.e(this.TAG,"SourceBuffer Error: "+e)}}]),e}();n.default=p},{"../utils/browser.js":39,"../utils/exception.js":40,"../utils/logger.js":41,"./media-segment-info.js":8,"./mse-events.js":10,events:2}],10:[function(e,t,n){"use strict";Object.defineProperty(n,"__esModule",{value:!0});var i={ERROR:"error",SOURCE_OPEN:"source_open",UPDATE_END:"update_end",BUFFER_FULL:"buffer_full"};n.default=i},{}],11:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var s=function(){
function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),a=e("events"),o=i(a),u=e("../utils/logger.js"),l=i(u),d=e("../utils/logging-control.js"),h=i(d),f=e("./transmuxing-controller.js"),c=i(f),_=e("./transmuxing-events.js"),m=i(_),p=e("./transmuxing-worker.js"),v=i(p),g=e("./media-info.js"),y=i(g),E=function(){function t(n,i){if(r(this,t),this.TAG="Transmuxer",this._emitter=new o.default,i.enableWorker&&"undefined"!=typeof Worker)try{var s=e("webworkify");this._worker=s(v.default),this._workerDestroying=!1,this._worker.addEventListener("message",this._onWorkerMessage.bind(this)),this._worker.postMessage({cmd:"init",param:[n,i]}),this.e={onLoggingConfigChanged:this._onLoggingConfigChanged.bind(this)},h.default.registerListener(this.e.onLoggingConfigChanged),this._worker.postMessage({cmd:"logging_config",param:h.default.getConfig()})}catch(e){l.default.e(this.TAG,"Error while initialize transmuxing worker, fallback to inline transmuxing"),this._worker=null,this._controller=new c.default(n,i)}else this._controller=new c.default(n,i);if(this._controller){var a=this._controller;a.on(m.default.IO_ERROR,this._onIOError.bind(this)),a.on(m.default.DEMUX_ERROR,this._onDemuxError.bind(this)),a.on(m.default.INIT_SEGMENT,this._onInitSegment.bind(this)),a.on(m.default.MEDIA_SEGMENT,this._onMediaSegment.bind(this)),a.on(m.default.LOADING_COMPLETE,this._onLoadingComplete.bind(this)),a.on(m.default.RECOVERED_EARLY_EOF,this._onRecoveredEarlyEof.bind(this)),a.on(m.default.MEDIA_INFO,this._onMediaInfo.bind(this)),a.on(m.default.METADATA_ARRIVED,this._onMetaDataArrived.bind(this)),a.on(m.default.SCRIPTDATA_ARRIVED,this._onScriptDataArrived.bind(this)),a.on(m.default.STATISTICS_INFO,this._onStatisticsInfo.bind(this)),a.on(m.default.RECOMMEND_SEEKPOINT,this._onRecommendSeekpoint.bind(this))}}return s(t,[{key:"destroy",value:function(){this._worker?this._workerDestroying||(this._workerDestroying=!0,this._worker.postMessage({cmd:"destroy"}),h.default.removeListener(this.e.onLoggingConfigChanged),this.e=null):(this._controller.destroy(),this._controller=null),this._emitter.removeAllListeners(),this._emitter=null}},{key:"on",value:function(e,t){this._emitter.addListener(e,t)}},{key:"off",value:function(e,t){this._emitter.removeListener(e,t)}},{key:"hasWorker",value:function(){return null!=this._worker}},{key:"open",value:function(){this._worker?this._worker.postMessage({cmd:"start"}):this._controller.start()}},{key:"close",value:function(){this._worker?this._worker.postMessage({cmd:"stop"}):this._controller.stop()}},{key:"seek",value:function(e){this._worker?this._worker.postMessage({cmd:"seek",param:e}):this._controller.seek(e)}},{key:"pause",value:function(){this._worker?this._worker.postMessage({cmd:"pause"}):this._controller.pause()}},{key:"resume",value:function(){this._worker?this._worker.postMessage({cmd:"resume"}):this._controller.resume()}},{key:"_onInitSegment",value:function(e,t){var n=this;Promise.resolve().then(function(){n._emitter.emit(m.default.INIT_SEGMENT,e,t)})}},{key:"_onMediaSegment",value:function(e,t){var n=this;Promise.resolve().then(function(){n._emitter.emit(m.default.MEDIA_SEGMENT,e,t)})}},{key:"_onLoadingComplete",value:function(){var e=this;Promise.resolve().then(function(){e._emitter.emit(m.default.LOADING_COMPLETE)})}},{key:"_onRecoveredEarlyEof",value:function(){var e=this;Promise.resolve().then(function(){e._emitter.emit(m.default.RECOVERED_EARLY_EOF)})}},{key:"_onMediaInfo",value:function(e){var t=this;Promise.resolve().then(function(){t._emitter.emit(m.default.MEDIA_INFO,e)})}},{key:"_onMetaDataArrived",value:function(e){var t=this;Promise.resolve().then(function(){t._emitter.emit(m.default.METADATA_ARRIVED,e)})}},{key:"_onScriptDataArrived",value:function(e){var t=this;Promise.resolve().then(function(){t._emitter.emit(m.default.SCRIPTDATA_ARRIVED,e)})}},{key:"_onStatisticsInfo",value:function(e){var t=this;Promise.resolve().then(function(){t._emitter.emit(m.default.STATISTICS_INFO,e)})}},{key:"_onIOError",value:function(e,t){var n=this;Promise.resolve().then(function(){n._emitter.emit(m.default.IO_ERROR,e,t)})}},{key:"_onDemuxError",value:function(e,t){var n=this;Promise.resolve().then(function(){n._emitter.emit(m.default.DEMUX_ERROR,e,t)})}},{key:"_onRecommendSeekpoint",value:function(e){var t=this;Promise.resolve().then(function(){t._emitter.emit(m.default.RECOMMEND_SEEKPOINT,e)})}},{key:"_onLoggingConfigChanged",value:function(e){this._worker&&this._worker.postMessage({cmd:"logging_config",param:e})}},{key:"_onWorkerMessage",value:function(e){var t=e.data,n=t.data;if("destroyed"===t.msg||this._workerDestroying)return this._workerDestroying=!1,this._worker.terminate(),void(this._worker=null);switch(t.msg){case m.default.INIT_SEGMENT:case m.default.MEDIA_SEGMENT:this._emitter.emit(t.msg,n.type,n.data);break;case m.default.LOADING_COMPLETE:case m.default.RECOVERED_EARLY_EOF:this._emitter.emit(t.msg);break;case m.default.MEDIA_INFO:Object.setPrototypeOf(n,y.default.prototype),this._emitter.emit(t.msg,n);break;case m.default.METADATA_ARRIVED:case m.default.SCRIPTDATA_ARRIVED:case m.default.STATISTICS_INFO:this._emitter.emit(t.msg,n);break;case m.default.IO_ERROR:case m.default.DEMUX_ERROR:this._emitter.emit(t.msg,n.type,n.info);break;case m.default.RECOMMEND_SEEKPOINT:this._emitter.emit(t.msg,n);break;case"logcat_callback":l.default.emitter.emit("log",n.type,n.logcat)}}}]),t}();n.default=E},{"../utils/logger.js":41,"../utils/logging-control.js":42,"./media-info.js":7,"./transmuxing-controller.js":12,"./transmuxing-events.js":13,"./transmuxing-worker.js":14,events:2,webworkify:4}],12:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var s=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),a=e("events"),o=i(a),u=e("../utils/logger.js"),l=i(u),d=e("../utils/browser.js"),h=i(d),f=e("./media-info.js"),c=i(f),_=e("../demux/flv-demuxer.js"),m=i(_),p=e("../remux/mp4-remuxer.js"),v=i(p),g=e("../demux/demux-errors.js"),y=i(g),E=e("../io/io-controller.js"),b=i(E),S=e("./transmuxing-events.js"),k=i(S),L=(e("../io/loader.js"),function(){function e(t,n){r(this,e),this.TAG="TransmuxingController",this._emitter=new o.default,this._config=n,t.segments||(t.segments=[{duration:t.duration,filesize:t.filesize,url:t.url}]),"boolean"!=typeof t.cors&&(t.cors=!0),"boolean"!=typeof t.withCredentials&&(t.withCredentials=!1),this._mediaDataSource=t,this._currentSegmentIndex=0;var i=0;this._mediaDataSource.segments.forEach(function(e){e.timestampBase=i,i+=e.duration,e.cors=t.cors,e.withCredentials=t.withCredentials,n.referrerPolicy&&(e.referrerPolicy=n.referrerPolicy)}),isNaN(i)||this._mediaDataSource.duration===i||(this._mediaDataSource.duration=i),this._mediaInfo=null,this._demuxer=null,this._remuxer=null,this._ioctl=null,this._pendingSeekTime=null,this._pendingResolveSeekPoint=null,this._statisticsReporter=null}return s(e,[{key:"destroy",value:function(){this._mediaInfo=null,this._mediaDataSource=null,this._statisticsReporter&&this._disableStatisticsReporter(),this._ioctl&&(this._ioctl.destroy(),this._ioctl=null),this._demuxer&&(this._demuxer.destroy(),this._demuxer=null),this._remuxer&&(this._remuxer.destroy(),this._remuxer=null),this._emitter.removeAllListeners(),this._emitter=null}},{key:"on",value:function(e,t){this._emitter.addListener(e,t)}},{key:"off",value:function(e,t){this._emitter.removeListener(e,t)}},{key:"start",value:function(){this._loadSegment(0),this._enableStatisticsReporter()}},{key:"_loadSegment",value:function(e,t){this._currentSegmentIndex=e;var n=this._mediaDataSource.segments[e],i=this._ioctl=new b.default(n,this._config,e);i.onError=this._onIOException.bind(this),i.onSeeked=this._onIOSeeked.bind(this),i.onComplete=this._onIOComplete.bind(this),i.onRedirect=this._onIORedirect.bind(this),i.onRecoveredEarlyEof=this._onIORecoveredEarlyEof.bind(this),t?this._demuxer.bindDataSource(this._ioctl):i.onDataArrival=this._onInitChunkArrival.bind(this),i.open(t)}},{key:"stop",value:function(){this._internalAbort(),this._disableStatisticsReporter()}},{key:"_internalAbort",value:function(){this._ioctl&&(this._ioctl.destroy(),this._ioctl=null)}},{key:"pause",value:function(){this._ioctl&&this._ioctl.isWorking()&&(this._ioctl.pause(),this._disableStatisticsReporter())}},{key:"resume",value:function(){this._ioctl&&this._ioctl.isPaused()&&(this._ioctl.resume(),this._enableStatisticsReporter())}},{key:"seek",value:function(e){if(null!=this._mediaInfo&&this._mediaInfo.isSeekable()){var t=this._searchSegmentIndexContains(e);if(t===this._currentSegmentIndex){var n=this._mediaInfo.segments[t];if(void 0==n)this._pendingSeekTime=e;else{var i=n.getNearestKeyframe(e);this._remuxer.seek(i.milliseconds),this._ioctl.seek(i.fileposition),this._pendingResolveSeekPoint=i.milliseconds}}else{var r=this._mediaInfo.segments[t];if(void 0==r)this._pendingSeekTime=e,this._internalAbort(),this._remuxer.seek(),this._remuxer.insertDiscontinuity(),this._loadSegment(t);else{var s=r.getNearestKeyframe(e);this._internalAbort(),this._remuxer.seek(e),this._remuxer.insertDiscontinuity(),this._demuxer.resetMediaInfo(),this._demuxer.timestampBase=this._mediaDataSource.segments[t].timestampBase,this._loadSegment(t,s.fileposition),this._pendingResolveSeekPoint=s.milliseconds,this._reportSegmentMediaInfo(t)}}this._enableStatisticsReporter()}}},{key:"_searchSegmentIndexContains",value:function(e){for(var t=this._mediaDataSource.segments,n=t.length-1,i=0;i<t.length;i++)if(e<t[i].timestampBase){n=i-1;break}return n}},{key:"_onInitChunkArrival",value:function(e,t){var n=this,i=null,r=0;if(t>0)this._demuxer.bindDataSource(this._ioctl),this._demuxer.timestampBase=this._mediaDataSource.segments[this._currentSegmentIndex].timestampBase,r=this._demuxer.parseChunks(e,t);else if((i=m.default.probe(e)).match){this._demuxer=new m.default(i,this._config),this._remuxer||(this._remuxer=new v.default(this._config));var s=this._mediaDataSource;void 0==s.duration||isNaN(s.duration)||(this._demuxer.overridedDuration=s.duration),"boolean"==typeof s.hasAudio&&(this._demuxer.overridedHasAudio=s.hasAudio),"boolean"==typeof s.hasVideo&&(this._demuxer.overridedHasVideo=s.hasVideo),this._demuxer.timestampBase=s.segments[this._currentSegmentIndex].timestampBase,this._demuxer.onError=this._onDemuxException.bind(this),this._demuxer.onMediaInfo=this._onMediaInfo.bind(this),this._demuxer.onMetaDataArrived=this._onMetaDataArrived.bind(this),this._demuxer.onScriptDataArrived=this._onScriptDataArrived.bind(this),this._remuxer.bindDataSource(this._demuxer.bindDataSource(this._ioctl)),this._remuxer.onInitSegment=this._onRemuxerInitSegmentArrival.bind(this),this._remuxer.onMediaSegment=this._onRemuxerMediaSegmentArrival.bind(this),r=this._demuxer.parseChunks(e,t)}else i=null,l.default.e(this.TAG,"Non-FLV, Unsupported media type!"),Promise.resolve().then(function(){n._internalAbort()}),this._emitter.emit(k.default.DEMUX_ERROR,y.default.FORMAT_UNSUPPORTED,"Non-FLV, Unsupported media type"),r=0;return r}},{key:"_onMediaInfo",value:function(e){var t=this;null==this._mediaInfo&&(this._mediaInfo=Object.assign({},e),this._mediaInfo.keyframesIndex=null,this._mediaInfo.segments=[],this._mediaInfo.segmentCount=this._mediaDataSource.segments.length,Object.setPrototypeOf(this._mediaInfo,c.default.prototype));var n=Object.assign({},e);Object.setPrototypeOf(n,c.default.prototype),this._mediaInfo.segments[this._currentSegmentIndex]=n,this._reportSegmentMediaInfo(this._currentSegmentIndex),null!=this._pendingSeekTime&&Promise.resolve().then(function(){var e=t._pendingSeekTime;t._pendingSeekTime=null,t.seek(e)})}},{key:"_onMetaDataArrived",value:function(e){this._emitter.emit(k.default.METADATA_ARRIVED,e)}},{key:"_onScriptDataArrived",value:function(e){this._emitter.emit(k.default.SCRIPTDATA_ARRIVED,e)}},{key:"_onIOSeeked",value:function(){this._remuxer.insertDiscontinuity()}},{key:"_onIOComplete",value:function(e){var t=e,n=t+1;n<this._mediaDataSource.segments.length?(this._internalAbort(),this._remuxer.flushStashedSamples(),this._loadSegment(n)):(this._remuxer.flushStashedSamples(),this._emitter.emit(k.default.LOADING_COMPLETE),this._disableStatisticsReporter())}},{key:"_onIORedirect",value:function(e){var t=this._ioctl.extraData;this._mediaDataSource.segments[t].redirectedURL=e}},{key:"_onIORecoveredEarlyEof",value:function(){this._emitter.emit(k.default.RECOVERED_EARLY_EOF)}},{key:"_onIOException",value:function(e,t){l.default.e(this.TAG,"IOException: type = "+e+", code = "+t.code+", msg = "+t.msg),this._emitter.emit(k.default.IO_ERROR,e,t),this._disableStatisticsReporter()}},{key:"_onDemuxException",value:function(e,t){l.default.e(this.TAG,"DemuxException: type = "+e+", info = "+t),this._emitter.emit(k.default.DEMUX_ERROR,e,t)}},{key:"_onRemuxerInitSegmentArrival",value:function(e,t){this._emitter.emit(k.default.INIT_SEGMENT,e,t)}},{key:"_onRemuxerMediaSegmentArrival",value:function(e,t){if(null==this._pendingSeekTime&&(this._emitter.emit(k.default.MEDIA_SEGMENT,e,t),null!=this._pendingResolveSeekPoint&&"video"===e)){var n=t.info.syncPoints,i=this._pendingResolveSeekPoint;this._pendingResolveSeekPoint=null,h.default.safari&&n.length>0&&n[0].originalDts===i&&(i=n[0].pts),this._emitter.emit(k.default.RECOMMEND_SEEKPOINT,i)}}},{key:"_enableStatisticsReporter",value:function(){null==this._statisticsReporter&&(this._statisticsReporter=self.setInterval(this._reportStatisticsInfo.bind(this),this._config.statisticsInfoReportInterval))}},{key:"_disableStatisticsReporter",value:function(){this._statisticsReporter&&(self.clearInterval(this._statisticsReporter),this._statisticsReporter=null)}},{key:"_reportSegmentMediaInfo",value:function(e){var t=this._mediaInfo.segments[e],n=Object.assign({},t);n.duration=this._mediaInfo.duration,n.segmentCount=this._mediaInfo.segmentCount,delete n.segments,delete n.keyframesIndex,this._emitter.emit(k.default.MEDIA_INFO,n)}},{key:"_reportStatisticsInfo",value:function(){var e={};e.url=this._ioctl.currentURL,e.hasRedirect=this._ioctl.hasRedirect,e.hasRedirect&&(e.redirectedURL=this._ioctl.currentRedirectedURL),e.speed=this._ioctl.currentSpeed,e.loaderType=this._ioctl.loaderType,e.currentSegmentIndex=this._currentSegmentIndex,e.totalSegmentCount=this._mediaDataSource.segments.length,this._emitter.emit(k.default.STATISTICS_INFO,e)}}]),e}());n.default=L},{"../demux/demux-errors.js":16,"../demux/flv-demuxer.js":18,"../io/io-controller.js":23,"../io/loader.js":24,"../remux/mp4-remuxer.js":38,"../utils/browser.js":39,"../utils/logger.js":41,"./media-info.js":7,"./transmuxing-events.js":13,events:2}],13:[function(e,t,n){"use strict";Object.defineProperty(n,"__esModule",{value:!0});var i={IO_ERROR:"io_error",DEMUX_ERROR:"demux_error",INIT_SEGMENT:"init_segment",MEDIA_SEGMENT:"media_segment",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",RECOMMEND_SEEKPOINT:"recommend_seekpoint"};n.default=i},{}],14:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}Object.defineProperty(n,"__esModule",{value:!0});var r=e("../utils/logger.js"),s=(i(r),e("../utils/logging-control.js")),a=i(s),o=e("../utils/polyfill.js"),u=i(o),l=e("./transmuxing-controller.js"),d=i(l),h=e("./transmuxing-events.js"),f=i(h),c=function(e){function t(t,n){var i={msg:f.default.INIT_SEGMENT,data:{type:t,data:n}};e.postMessage(i,[n.data])}function n(t,n){var i={msg:f.default.MEDIA_SEGMENT,data:{type:t,data:n}};e.postMessage(i,[n.data])}function i(){var t={msg:f.default.LOADING_COMPLETE};e.postMessage(t)}function r(){var t={msg:f.default.RECOVERED_EARLY_EOF};e.postMessage(t)}function s(t){var n={msg:f.default.MEDIA_INFO,data:t};e.postMessage(n)}function o(t){var n={msg:f.default.METADATA_ARRIVED,data:t};e.postMessage(n)}function l(t){var n={msg:f.default.SCRIPTDATA_ARRIVED,data:t};e.postMessage(n)}function h(t){var n={msg:f.default.STATISTICS_INFO,data:t};e.postMessage(n)}function c(t,n){e.postMessage({msg:f.default.IO_ERROR,data:{type:t,info:n}})}function _(t,n){e.postMessage({msg:f.default.DEMUX_ERROR,data:{type:t,info:n}})}function m(t){e.postMessage({msg:f.default.RECOMMEND_SEEKPOINT,data:t})}function p(t,n){e.postMessage({msg:"logcat_callback",data:{type:t,logcat:n}})}var v=null,g=p.bind(this);u.default.install(),e.addEventListener("message",function(u){switch(u.data.cmd){case"init":v=new d.default(u.data.param[0],u.data.param[1]),v.on(f.default.IO_ERROR,c.bind(this)),v.on(f.default.DEMUX_ERROR,_.bind(this)),v.on(f.default.INIT_SEGMENT,t.bind(this)),v.on(f.default.MEDIA_SEGMENT,n.bind(this)),v.on(f.default.LOADING_COMPLETE,i.bind(this)),v.on(f.default.RECOVERED_EARLY_EOF,r.bind(this)),v.on(f.default.MEDIA_INFO,s.bind(this)),v.on(f.default.METADATA_ARRIVED,o.bind(this)),v.on(f.default.SCRIPTDATA_ARRIVED,l.bind(this)),v.on(f.default.STATISTICS_INFO,h.bind(this)),v.on(f.default.RECOMMEND_SEEKPOINT,m.bind(this));break;case"destroy":v&&(v.destroy(),v=null),e.postMessage({msg:"destroyed"});break;case"start":v.start();break;case"stop":v.stop();break;case"seek":v.seek(u.data.param);break;case"pause":v.pause();break;case"resume":v.resume();break;case"logging_config":var p=u.data.param;a.default.applyConfig(p),!0===p.enableCallback?a.default.addLogListener(g):a.default.removeLogListener(g)}})};n.default=c},{"../utils/logger.js":41,"../utils/logging-control.js":42,"../utils/polyfill.js":43,"./transmuxing-controller.js":12,"./transmuxing-events.js":13}],15:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var s=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),a=e("../utils/logger.js"),o=i(a),u=e("../utils/utf8-conv.js"),l=i(u),d=e("../utils/exception.js"),h=function(){var e=new ArrayBuffer(2);return new DataView(e).setInt16(0,256,!0),256===new Int16Array(e)[0]}(),f=function(){function e(){r(this,e)}return s(e,null,[{key:"parseScriptData",value:function(t,n,i){var r={};try{var s=e.parseValue(t,n,i),a=e.parseValue(t,n+s.size,i-s.size);r[s.data]=a.data}catch(e){o.default.e("AMF",e.toString())}return r}},{key:"parseObject",value:function(t,n,i){if(i<3)throw new d.IllegalStateException("Data not enough when parse ScriptDataObject");var r=e.parseString(t,n,i),s=e.parseValue(t,n+r.size,i-r.size),a=s.objectEnd;return{data:{name:r.data,value:s.data},size:r.size+s.size,objectEnd:a}}},{key:"parseVariable",value:function(t,n,i){return e.parseObject(t,n,i)}},{key:"parseString",value:function(e,t,n){if(n<2)throw new d.IllegalStateException("Data not enough when parse String");var i=new DataView(e,t,n),r=i.getUint16(0,!h),s=void 0;return s=r>0?(0,l.default)(new Uint8Array(e,t+2,r)):"",{data:s,size:2+r}}},{key:"parseLongString",value:function(e,t,n){if(n<4)throw new d.IllegalStateException("Data not enough when parse LongString");var i=new DataView(e,t,n),r=i.getUint32(0,!h),s=void 0;return s=r>0?(0,l.default)(new Uint8Array(e,t+4,r)):"",{data:s,size:4+r}}},{key:"parseDate",value:function(e,t,n){if(n<10)throw new d.IllegalStateException("Data size invalid when parse Date");var i=new DataView(e,t,n),r=i.getFloat64(0,!h);return r+=60*i.getInt16(8,!h)*1e3,{data:new Date(r),size:10}}},{key:"parseValue",value:function(t,n,i){if(i<1)throw new d.IllegalStateException("Data not enough when parse Value");var r=new DataView(t,n,i),s=1,a=r.getUint8(0),u=void 0,l=!1;try{switch(a){case 0:u=r.getFloat64(1,!h),s+=8;break;case 1:u=!!r.getUint8(1),s+=1;break;case 2:var f=e.parseString(t,n+1,i-1);u=f.data,s+=f.size;break;case 3:u={};var c=0;for(9==(16777215&r.getUint32(i-4,!h))&&(c=3);s<i-4;){var _=e.parseObject(t,n+s,i-s-c);if(_.objectEnd)break;u[_.data.name]=_.data.value,s+=_.size}if(s<=i-3){9===(16777215&r.getUint32(s-1,!h))&&(s+=3)}break;case 8:u={},s+=4;var m=0;for(9==(16777215&r.getUint32(i-4,!h))&&(m=3);s<i-8;){var p=e.parseVariable(t,n+s,i-s-m);if(p.objectEnd)break;u[p.data.name]=p.data.value,s+=p.size}if(s<=i-3){9===(16777215&r.getUint32(s-1,!h))&&(s+=3)}break;case 9:u=void 0,s=1,l=!0;break;case 10:u=[];var v=r.getUint32(1,!h);s+=4;for(var g=0;g<v;g++){var y=e.parseValue(t,n+s,i-s);u.push(y.data),s+=y.size}break;case 11:var E=e.parseDate(t,n+1,i-1);u=E.data,s+=E.size;break;case 12:var b=e.parseString(t,n+1,i-1);u=b.data,s+=b.size;break;default:s=i,o.default.w("AMF","Unsupported AMF value type "+a)}}catch(e){o.default.e("AMF",e.toString())}return{data:u,size:s,objectEnd:l}}}]),e}();n.default=f},{"../utils/exception.js":40,"../utils/logger.js":41,"../utils/utf8-conv.js":44}],16:[function(e,t,n){"use strict";Object.defineProperty(n,"__esModule",{value:!0});var i={OK:"OK",FORMAT_ERROR:"FormatError",FORMAT_UNSUPPORTED:"FormatUnsupported",CODEC_UNSUPPORTED:"CodecUnsupported"};n.default=i},{}],17:[function(e,t,n){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var r=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),s=e("../utils/exception.js"),a=function(){function e(t){i(this,e),this.TAG="ExpGolomb",this._buffer=t,this._buffer_index=0,this._total_bytes=t.byteLength,this._total_bits=8*t.byteLength,this._current_word=0,this._current_word_bits_left=0}return r(e,[{key:"destroy",value:function(){this._buffer=null}},{key:"_fillCurrentWord",value:function(){var e=this._total_bytes-this._buffer_index;if(e<=0)throw new s.IllegalStateException("ExpGolomb: _fillCurrentWord() but no bytes available");var t=Math.min(4,e),n=new Uint8Array(4);n.set(this._buffer.subarray(this._buffer_index,this._buffer_index+t)),this._current_word=new DataView(n.buffer).getUint32(0,!1),this._buffer_index+=t,this._current_word_bits_left=8*t}},{key:"readBits",value:function(e){if(e>32)throw new s.InvalidArgumentException("ExpGolomb: readBits() bits exceeded max 32bits!");if(e<=this._current_word_bits_left){var t=this._current_word>>>32-e;return this._current_word<<=e,this._current_word_bits_left-=e,t}var n=this._current_word_bits_left?this._current_word:0;n>>>=32-this._current_word_bits_left;var i=e-this._current_word_bits_left;this._fillCurrentWord();var r=Math.min(i,this._current_word_bits_left),a=this._current_word>>>32-r;return this._current_word<<=r,this._current_word_bits_left-=r,n=n<<r|a}},{key:"readBool",value:function(){return 1===this.readBits(1)}},{key:"readByte",value:function(){return this.readBits(8)}},{key:"_skipLeadingZero",value:function(){var e=void 0;for(e=0;e<this._current_word_bits_left;e++)if(0!=(this._current_word&2147483648>>>e))return this._current_word<<=e,this._current_word_bits_left-=e,e;return this._fillCurrentWord(),e+this._skipLeadingZero()}},{key:"readUEG",value:function(){var e=this._skipLeadingZero();return this.readBits(e+1)-1}},{key:"readSEG",value:function(){var e=this.readUEG();return 1&e?e+1>>>1:-1*(e>>>1)}}]),e}();n.default=a},{"../utils/exception.js":40}],18:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function s(e,t){return e[t]<<24|e[t+1]<<16|e[t+2]<<8|e[t+3]}Object.defineProperty(n,"__esModule",{value:!0});var a="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},o=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),u=e("../utils/logger.js"),l=i(u),d=e("./amf-parser.js"),h=i(d),f=e("./sps-parser.js"),c=i(f),_=e("./demux-errors.js"),m=i(_),p=e("../core/media-info.js"),v=i(p),g=e("../utils/exception.js"),y=function(){function e(t,n){r(this,e),this.TAG="FLVDemuxer",this._config=n,this._onError=null,this._onMediaInfo=null,this._onMetaDataArrived=null,this._onScriptDataArrived=null,this._onTrackMetadata=null,this._onDataAvailable=null,this._dataOffset=t.dataOffset,this._firstParse=!0,this._dispatch=!1,this._hasAudio=t.hasAudioTrack,this._hasVideo=t.hasVideoTrack,this._hasAudioFlagOverrided=!1,this._hasVideoFlagOverrided=!1,this._audioInitialMetadataDispatched=!1,this._videoInitialMetadataDispatched=!1,this._mediaInfo=new v.default,this._mediaInfo.hasAudio=this._hasAudio,this._mediaInfo.hasVideo=this._hasVideo,this._metadata=null,this._audioMetadata=null,this._videoMetadata=null,this._naluLengthSize=4,this._timestampBase=0,this._timescale=1e3,this._duration=0,this._durationOverrided=!1,this._referenceFrameRate={fixed:!0,fps:23.976,fps_num:23976,fps_den:1e3},this._flvSoundRateTable=[5500,11025,22050,44100,48e3],this._mpegSamplingRates=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350],this._mpegAudioV10SampleRateTable=[44100,48e3,32e3,0],this._mpegAudioV20SampleRateTable=[22050,24e3,16e3,0],this._mpegAudioV25SampleRateTable=[11025,12e3,8e3,0],this._mpegAudioL1BitRateTable=[0,32,64,96,128,160,192,224,256,288,320,352,384,416,448,-1],this._mpegAudioL2BitRateTable=[0,32,48,56,64,80,96,112,128,160,192,224,256,320,384,-1],this._mpegAudioL3BitRateTable=[0,32,40,48,56,64,80,96,112,128,160,192,224,256,320,-1],this._videoTrack={type:"video",id:1,sequenceNumber:0,samples:[],length:0},this._audioTrack={type:"audio",id:2,sequenceNumber:0,samples:[],length:0},this._littleEndian=function(){var e=new ArrayBuffer(2);return new DataView(e).setInt16(0,256,!0),256===new Int16Array(e)[0]}()}return o(e,[{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}},{key:"bindDataSource",value:function(e){return e.onDataArrival=this.parseChunks.bind(this),this}},{key:"resetMediaInfo",value:function(){this._mediaInfo=new v.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:"parseChunks",value:function(t,n){if(!(this._onError&&this._onMediaInfo&&this._onTrackMetadata&&this._onDataAvailable))throw new g.IllegalStateException("Flv: onError & onMediaInfo & onTrackMetadata & onDataAvailable callback must be specified");var i=0,r=this._littleEndian;if(0===n){if(!(t.byteLength>13))return 0;i=e.probe(t).dataOffset}if(this._firstParse){this._firstParse=!1,n+i!==this._dataOffset&&l.default.w(this.TAG,"First time parsing but chunk byteStart invalid!");0!==new DataView(t,i).getUint32(0,!r)&&l.default.w(this.TAG,"PrevTagSize0 !== 0 !!!"),i+=4}for(;i<t.byteLength;){this._dispatch=!0;var s=new DataView(t,i);if(i+11+4>t.byteLength)break;var a=s.getUint8(0),o=16777215&s.getUint32(0,!r);if(i+11+o+4>t.byteLength)break;if(8===a||9===a||18===a){var u=s.getUint8(4),d=s.getUint8(5),h=s.getUint8(6),f=s.getUint8(7),c=h|d<<8|u<<16|f<<24;0!==(16777215&s.getUint32(7,!r))&&l.default.w(this.TAG,"Meet tag which has StreamID != 0!");var _=i+11;switch(a){case 8:this._parseAudioData(t,_,o,c);break;case 9:this._parseVideoData(t,_,o,c,n+i);break;case 18:this._parseScriptData(t,_,o)}var m=s.getUint32(11+o,!r);m!==11+o&&l.default.w(this.TAG,"Invalid PrevTagSize "+m),i+=11+o+4}else l.default.w(this.TAG,"Unsupported tag type "+a+", skipped"),i+=11+o+4}return this._isInitialMetadataDispatched()&&this._dispatch&&(this._audioTrack.length||this._videoTrack.length)&&this._onDataAvailable(this._audioTrack,this._videoTrack),i}},{key:"_parseScriptData",value:function(e,t,n){var i=h.default.parseScriptData(e,t,n);if(i.hasOwnProperty("onMetaData")){if(null==i.onMetaData||"object"!==a(i.onMetaData))return void l.default.w(this.TAG,"Invalid onMetaData structure!");this._metadata&&l.default.w(this.TAG,"Found another onMetaData tag!"),this._metadata=i;var r=this._metadata.onMetaData;if(this._onMetaDataArrived&&this._onMetaDataArrived(Object.assign({},r)),"boolean"==typeof r.hasAudio&&!1===this._hasAudioFlagOverrided&&(this._hasAudio=r.hasAudio,this._mediaInfo.hasAudio=this._hasAudio),"boolean"==typeof r.hasVideo&&!1===this._hasVideoFlagOverrided&&(this._hasVideo=r.hasVideo,this._mediaInfo.hasVideo=this._hasVideo),"number"==typeof r.audiodatarate&&(this._mediaInfo.audioDataRate=r.audiodatarate),"number"==typeof r.videodatarate&&(this._mediaInfo.videoDataRate=r.videodatarate),"number"==typeof r.width&&(this._mediaInfo.width=r.width),"number"==typeof r.height&&(this._mediaInfo.height=r.height),"number"==typeof r.duration){if(!this._durationOverrided){var s=Math.floor(r.duration*this._timescale);this._duration=s,this._mediaInfo.duration=s}}else this._mediaInfo.duration=0;if("number"==typeof r.framerate){var o=Math.floor(1e3*r.framerate);if(o>0){var u=o/1e3;this._referenceFrameRate.fixed=!0,this._referenceFrameRate.fps=u,this._referenceFrameRate.fps_num=o,this._referenceFrameRate.fps_den=1e3,this._mediaInfo.fps=u}}if("object"===a(r.keyframes)){this._mediaInfo.hasKeyframesIndex=!0;var d=r.keyframes;this._mediaInfo.keyframesIndex=this._parseKeyframesIndex(d),r.keyframes=null}else this._mediaInfo.hasKeyframesIndex=!1;this._dispatch=!1,this._mediaInfo.metadata=r,l.default.v(this.TAG,"Parsed onMetaData"),this._mediaInfo.isComplete()&&this._onMediaInfo(this._mediaInfo)}Object.keys(i).length>0&&this._onScriptDataArrived&&this._onScriptDataArrived(Object.assign({},i))}},{key:"_parseKeyframesIndex",value:function(e){for(var t=[],n=[],i=1;i<e.times.length;i++){var r=this._timestampBase+Math.floor(1e3*e.times[i]);t.push(r),n.push(e.filepositions[i])}return{times:t,filepositions:n}}},{key:"_parseAudioData",value:function(e,t,n,i){if(n<=1)return void l.default.w(this.TAG,"Flv: Invalid audio packet, missing SoundData payload!");if(!0!==this._hasAudioFlagOverrided||!1!==this._hasAudio){var r=(this._littleEndian,new DataView(e,t,n)),s=r.getUint8(0),a=s>>>4;if(2!==a&&10!==a)return void this._onError(m.default.CODEC_UNSUPPORTED,"Flv: Unsupported audio codec idx: "+a);var o=0,u=(12&s)>>>2;if(!(u>=0&&u<=4))return void this._onError(m.default.FORMAT_ERROR,"Flv: Invalid audio sample rate idx: "+u);o=this._flvSoundRateTable[u];var d=1&s,h=this._audioMetadata,f=this._audioTrack;if(h||(!1===this._hasAudio&&!1===this._hasAudioFlagOverrided&&(this._hasAudio=!0,this._mediaInfo.hasAudio=!0),h=this._audioMetadata={},h.type="audio",h.id=f.id,h.timescale=this._timescale,h.duration=this._duration,h.audioSampleRate=o,h.channelCount=0===d?1:2),10===a){var c=this._parseAACAudioData(e,t+1,n-1);if(void 0==c)return;if(0===c.packetType){h.config&&l.default.w(this.TAG,"Found another AudioSpecificConfig!");var _=c.data;h.audioSampleRate=_.samplingRate,h.channelCount=_.channelCount,h.codec=_.codec,h.originalCodec=_.originalCodec,h.config=_.config,
h.refSampleDuration=1024/h.audioSampleRate*h.timescale,l.default.v(this.TAG,"Parsed AudioSpecificConfig"),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",h);var p=this._mediaInfo;p.audioCodec=h.originalCodec,p.audioSampleRate=h.audioSampleRate,p.audioChannelCount=h.channelCount,p.hasVideo?null!=p.videoCodec&&(p.mimeType='video/x-flv; codecs="'+p.videoCodec+","+p.audioCodec+'"'):p.mimeType='video/x-flv; codecs="'+p.audioCodec+'"',p.isComplete()&&this._onMediaInfo(p)}else if(1===c.packetType){var v=this._timestampBase+i,g={unit:c.data,length:c.data.byteLength,dts:v,pts:v};f.samples.push(g),f.length+=c.data.length}else l.default.e(this.TAG,"Flv: Unsupported AAC data type "+c.packetType)}else if(2===a){if(!h.codec){var y=this._parseMP3AudioData(e,t+1,n-1,!0);if(void 0==y)return;h.audioSampleRate=y.samplingRate,h.channelCount=y.channelCount,h.codec=y.codec,h.originalCodec=y.originalCodec,h.refSampleDuration=1152/h.audioSampleRate*h.timescale,l.default.v(this.TAG,"Parsed MPEG Audio Frame Header"),this._audioInitialMetadataDispatched=!0,this._onTrackMetadata("audio",h);var E=this._mediaInfo;E.audioCodec=h.codec,E.audioSampleRate=h.audioSampleRate,E.audioChannelCount=h.channelCount,E.audioDataRate=y.bitRate,E.hasVideo?null!=E.videoCodec&&(E.mimeType='video/x-flv; codecs="'+E.videoCodec+","+E.audioCodec+'"'):E.mimeType='video/x-flv; codecs="'+E.audioCodec+'"',E.isComplete()&&this._onMediaInfo(E)}var b=this._parseMP3AudioData(e,t+1,n-1,!1);if(void 0==b)return;var S=this._timestampBase+i,k={unit:b,length:b.byteLength,dts:S,pts:S};f.samples.push(k),f.length+=b.length}}}},{key:"_parseAACAudioData",value:function(e,t,n){if(n<=1)return void l.default.w(this.TAG,"Flv: Invalid AAC packet, missing AACPacketType or/and Data!");var i={},r=new Uint8Array(e,t,n);return i.packetType=r[0],0===r[0]?i.data=this._parseAACAudioSpecificConfig(e,t+1,n-1):i.data=r.subarray(1),i}},{key:"_parseAACAudioSpecificConfig",value:function(e,t,n){var i=new Uint8Array(e,t,n),r=null,s=0,a=0,o=0,u=null;if(s=a=i[0]>>>3,(o=(7&i[0])<<1|i[1]>>>7)<0||o>=this._mpegSamplingRates.length)return void this._onError(m.default.FORMAT_ERROR,"Flv: AAC invalid sampling frequency index!");var l=this._mpegSamplingRates[o],d=(120&i[1])>>>3;if(d<0||d>=8)return void this._onError(m.default.FORMAT_ERROR,"Flv: AAC invalid channel configuration");5===s&&(u=(7&i[1])<<1|i[2]>>>7,i[2]);var h=self.navigator.userAgent.toLowerCase();return-1!==h.indexOf("firefox")?o>=6?(s=5,r=new Array(4),u=o-3):(s=2,r=new Array(2),u=o):-1!==h.indexOf("android")?(s=2,r=new Array(2),u=o):(s=5,u=o,r=new Array(4),o>=6?u=o-3:1===d&&(s=2,r=new Array(2),u=o)),r[0]=s<<3,r[0]|=(15&o)>>>1,r[1]=(15&o)<<7,r[1]|=(15&d)<<3,5===s&&(r[1]|=(15&u)>>>1,r[2]=(1&u)<<7,r[2]|=8,r[3]=0),{config:r,samplingRate:l,channelCount:d,codec:"mp4a.40."+s,originalCodec:"mp4a.40."+a}}},{key:"_parseMP3AudioData",value:function(e,t,n,i){if(n<4)return void l.default.w(this.TAG,"Flv: Invalid MP3 packet, header missing!");var r=(this._littleEndian,new Uint8Array(e,t,n)),s=null;if(i){if(255!==r[0])return;var a=r[1]>>>3&3,o=(6&r[1])>>1,u=(240&r[2])>>>4,d=(12&r[2])>>>2,h=r[3]>>>6&3,f=3!==h?2:1,c=0,_=0;switch(a){case 0:c=this._mpegAudioV25SampleRateTable[d];break;case 2:c=this._mpegAudioV20SampleRateTable[d];break;case 3:c=this._mpegAudioV10SampleRateTable[d]}switch(o){case 1:34,u<this._mpegAudioL3BitRateTable.length&&(_=this._mpegAudioL3BitRateTable[u]);break;case 2:33,u<this._mpegAudioL2BitRateTable.length&&(_=this._mpegAudioL2BitRateTable[u]);break;case 3:32,u<this._mpegAudioL1BitRateTable.length&&(_=this._mpegAudioL1BitRateTable[u])}s={bitRate:_,samplingRate:c,channelCount:f,codec:"mp3",originalCodec:"mp3"}}else s=r;return s}},{key:"_parseVideoData",value:function(e,t,n,i,r){if(n<=1)return void l.default.w(this.TAG,"Flv: Invalid video packet, missing VideoData payload!");if(!0!==this._hasVideoFlagOverrided||!1!==this._hasVideo){var s=new Uint8Array(e,t,n)[0],a=(240&s)>>>4,o=15&s;if(7!==o)return void this._onError(m.default.CODEC_UNSUPPORTED,"Flv: Unsupported codec in video frame: "+o);this._parseAVCVideoPacket(e,t+1,n-1,i,r,a)}}},{key:"_parseAVCVideoPacket",value:function(e,t,n,i,r,s){if(n<4)return void l.default.w(this.TAG,"Flv: Invalid AVC packet, missing AVCPacketType or/and CompositionTime");var a=this._littleEndian,o=new DataView(e,t,n),u=o.getUint8(0),d=16777215&o.getUint32(0,!a),h=d<<8>>8;if(0===u)this._parseAVCDecoderConfigurationRecord(e,t+4,n-4);else if(1===u)this._parseAVCVideoData(e,t+4,n-4,i,r,s,h);else if(2!==u)return void this._onError(m.default.FORMAT_ERROR,"Flv: Invalid video packet type "+u)}},{key:"_parseAVCDecoderConfigurationRecord",value:function(e,t,n){if(n<7)return void l.default.w(this.TAG,"Flv: Invalid AVCDecoderConfigurationRecord, lack of data!");var i=this._videoMetadata,r=this._videoTrack,s=this._littleEndian,a=new DataView(e,t,n);i?void 0!==i.avcc&&l.default.w(this.TAG,"Found another AVCDecoderConfigurationRecord!"):(!1===this._hasVideo&&!1===this._hasVideoFlagOverrided&&(this._hasVideo=!0,this._mediaInfo.hasVideo=!0),i=this._videoMetadata={},i.type="video",i.id=r.id,i.timescale=this._timescale,i.duration=this._duration);var o=a.getUint8(0),u=a.getUint8(1);a.getUint8(2),a.getUint8(3);if(1!==o||0===u)return void this._onError(m.default.FORMAT_ERROR,"Flv: Invalid AVCDecoderConfigurationRecord");if(this._naluLengthSize=1+(3&a.getUint8(4)),3!==this._naluLengthSize&&4!==this._naluLengthSize)return void this._onError(m.default.FORMAT_ERROR,"Flv: Strange NaluLengthSizeMinusOne: "+(this._naluLengthSize-1));var d=31&a.getUint8(5);if(0===d)return void this._onError(m.default.FORMAT_ERROR,"Flv: Invalid AVCDecoderConfigurationRecord: No SPS");d>1&&l.default.w(this.TAG,"Flv: Strange AVCDecoderConfigurationRecord: SPS Count = "+d);for(var h=6,f=0;f<d;f++){var _=a.getUint16(h,!s);if(h+=2,0!==_){var p=new Uint8Array(e,t+h,_);h+=_;var v=c.default.parseSPS(p);if(0===f){i.codecWidth=v.codec_size.width,i.codecHeight=v.codec_size.height,i.presentWidth=v.present_size.width,i.presentHeight=v.present_size.height,i.profile=v.profile_string,i.level=v.level_string,i.bitDepth=v.bit_depth,i.chromaFormat=v.chroma_format,i.sarRatio=v.sar_ratio,i.frameRate=v.frame_rate,!1!==v.frame_rate.fixed&&0!==v.frame_rate.fps_num&&0!==v.frame_rate.fps_den||(i.frameRate=this._referenceFrameRate);var g=i.frameRate.fps_den,y=i.frameRate.fps_num;i.refSampleDuration=i.timescale*(g/y);for(var E=p.subarray(1,4),b="avc1.",S=0;S<3;S++){var k=E[S].toString(16);k.length<2&&(k="0"+k),b+=k}i.codec=b;var L=this._mediaInfo;L.width=i.codecWidth,L.height=i.codecHeight,L.fps=i.frameRate.fps,L.profile=i.profile,L.level=i.level,L.refFrames=v.ref_frames,L.chromaFormat=v.chroma_format_string,L.sarNum=i.sarRatio.width,L.sarDen=i.sarRatio.height,L.videoCodec=b,L.hasAudio?null!=L.audioCodec&&(L.mimeType='video/x-flv; codecs="'+L.videoCodec+","+L.audioCodec+'"'):L.mimeType='video/x-flv; codecs="'+L.videoCodec+'"',L.isComplete()&&this._onMediaInfo(L)}}}var R=a.getUint8(h);if(0===R)return void this._onError(m.default.FORMAT_ERROR,"Flv: Invalid AVCDecoderConfigurationRecord: No PPS");R>1&&l.default.w(this.TAG,"Flv: Strange AVCDecoderConfigurationRecord: PPS Count = "+R),h++;for(var A=0;A<R;A++){var w=a.getUint16(h,!s);h+=2,0!==w&&(h+=w)}i.avcc=new Uint8Array(n),i.avcc.set(new Uint8Array(e,t,n),0),l.default.v(this.TAG,"Parsed AVCDecoderConfigurationRecord"),this._isInitialMetadataDispatched()?this._dispatch&&(this._audioTrack.length||this._videoTrack.length)&&this._onDataAvailable(this._audioTrack,this._videoTrack):this._videoInitialMetadataDispatched=!0,this._dispatch=!1,this._onTrackMetadata("video",i)}},{key:"_parseAVCVideoData",value:function(e,t,n,i,r,s,a){for(var o=this._littleEndian,u=new DataView(e,t,n),d=[],h=0,f=0,c=this._naluLengthSize,_=this._timestampBase+i,m=1===s;f<n;){if(f+4>=n){l.default.w(this.TAG,"Malformed Nalu near timestamp "+_+", offset = "+f+", dataSize = "+n);break}var p=u.getUint32(f,!o);if(3===c&&(p>>>=8),p>n-c)return void l.default.w(this.TAG,"Malformed Nalus near timestamp "+_+", NaluSize > DataSize!");var v=31&u.getUint8(f+c);5===v&&(m=!0);var g=new Uint8Array(e,t+f,c+p),y={type:v,data:g};d.push(y),h+=g.byteLength,f+=c+p}if(d.length){var E=this._videoTrack,b={units:d,length:h,isKeyframe:m,dts:_,cts:a,pts:_+a};m&&(b.fileposition=r),E.samples.push(b),E.length+=h}}},{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 this._onDataAvailable},set:function(e){this._onDataAvailable=e}},{key:"timestampBase",get:function(){return this._timestampBase},set:function(e){this._timestampBase=e}},{key:"overridedDuration",get:function(){return this._duration},set:function(e){this._durationOverrided=!0,this._duration=e,this._mediaInfo.duration=e}},{key:"overridedHasAudio",set:function(e){this._hasAudioFlagOverrided=!0,this._hasAudio=e,this._mediaInfo.hasAudio=e}},{key:"overridedHasVideo",set:function(e){this._hasVideoFlagOverrided=!0,this._hasVideo=e,this._mediaInfo.hasVideo=e}}],[{key:"probe",value:function(e){var t=new Uint8Array(e),n={match:!1};if(70!==t[0]||76!==t[1]||86!==t[2]||1!==t[3])return n;var i=(4&t[4])>>>2!=0,r=0!=(1&t[4]),a=s(t,5);return a<9?n:{match:!0,consumed:a,dataOffset:a,hasAudioTrack:i,hasVideoTrack:r}}}]),e}();n.default=y},{"../core/media-info.js":7,"../utils/exception.js":40,"../utils/logger.js":41,"./amf-parser.js":15,"./demux-errors.js":16,"./sps-parser.js":19}],19:[function(e,t,n){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var r=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),s=e("./exp-golomb.js"),a=function(e){return e&&e.__esModule?e:{default:e}}(s),o=function(){function e(){i(this,e)}return r(e,null,[{key:"_ebsp2rbsp",value:function(e){for(var t=e,n=t.byteLength,i=new Uint8Array(n),r=0,s=0;s<n;s++)s>=2&&3===t[s]&&0===t[s-1]&&0===t[s-2]||(i[r]=t[s],r++);return new Uint8Array(i.buffer,0,r)}},{key:"parseSPS",value:function(t){var n=e._ebsp2rbsp(t),i=new a.default(n);i.readByte();var r=i.readByte();i.readByte();var s=i.readByte();i.readUEG();var o=e.getProfileString(r),u=e.getLevelString(s),l=1,d=420,h=[0,420,422,444],f=8;if((100===r||110===r||122===r||244===r||44===r||83===r||86===r||118===r||128===r||138===r||144===r)&&(l=i.readUEG(),3===l&&i.readBits(1),l<=3&&(d=h[l]),f=i.readUEG()+8,i.readUEG(),i.readBits(1),i.readBool()))for(var c=3!==l?8:12,_=0;_<c;_++)i.readBool()&&(_<6?e._skipScalingList(i,16):e._skipScalingList(i,64));i.readUEG();var m=i.readUEG();if(0===m)i.readUEG();else if(1===m){i.readBits(1),i.readSEG(),i.readSEG();for(var p=i.readUEG(),v=0;v<p;v++)i.readSEG()}var g=i.readUEG();i.readBits(1);var y=i.readUEG(),E=i.readUEG(),b=i.readBits(1);0===b&&i.readBits(1),i.readBits(1);var S=0,k=0,L=0,R=0;i.readBool()&&(S=i.readUEG(),k=i.readUEG(),L=i.readUEG(),R=i.readUEG());var A=1,w=1,T=0,O=!0,C=0,I=0;if(i.readBool()){if(i.readBool()){var D=i.readByte(),x=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2],M=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1];D>0&&D<16?(A=x[D-1],w=M[D-1]):255===D&&(A=i.readByte()<<8|i.readByte(),w=i.readByte()<<8|i.readByte())}if(i.readBool()&&i.readBool(),i.readBool()&&(i.readBits(4),i.readBool()&&i.readBits(24)),i.readBool()&&(i.readUEG(),i.readUEG()),i.readBool()){var B=i.readBits(32),j=i.readBits(32);O=i.readBool(),C=j,I=2*B,T=C/I}}var P=1;1===A&&1===w||(P=A/w);var U=0,N=0;if(0===l)U=1,N=2-b;else{var F=3===l?1:2,G=1===l?2:1;U=F,N=G*(2-b)}var V=16*(y+1),z=16*(E+1)*(2-b);V-=(S+k)*U,z-=(L+R)*N;var H=Math.ceil(V*P);return i.destroy(),i=null,{profile_string:o,level_string:u,bit_depth:f,ref_frames:g,chroma_format:d,chroma_format_string:e.getChromaFormatString(d),frame_rate:{fixed:O,fps:T,fps_den:I,fps_num:C},sar_ratio:{width:A,height:w},codec_size:{width:V,height:z},present_size:{width:H,height:z}}}},{key:"_skipScalingList",value:function(e,t){for(var n=8,i=8,r=0,s=0;s<t;s++)0!==i&&(r=e.readSEG(),i=(n+r+256)%256),n=0===i?n:i}},{key:"getProfileString",value:function(e){switch(e){case 66:return"Baseline";case 77:return"Main";case 88:return"Extended";case 100:return"High";case 110:return"High10";case 122:return"High422";case 244:return"High444";default:return"Unknown"}}},{key:"getLevelString",value:function(e){return(e/10).toFixed(1)}},{key:"getChromaFormatString",value:function(e){switch(e){case 420:return"4:2:0";case 422:return"4:2:2";case 444:return"4:4:4";default:return"Unknown"}}}]),e}();n.default=o},{"./exp-golomb.js":17}],20:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function r(e,t){var n=e;if(null==n||"object"!==(void 0===n?"undefined":o(n)))throw new S.InvalidArgumentException("MediaDataSource must be an javascript object!");if(!n.hasOwnProperty("type"))throw new S.InvalidArgumentException("MediaDataSource must has type field to indicate video file type!");switch(n.type){case"flv":return new _.default(n,t);default:return new p.default(n,t)}}function s(){return h.default.supportMSEH264Playback()}function a(){return h.default.getFeatureList()}Object.defineProperty(n,"__esModule",{value:!0});var o="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},u=e("./utils/polyfill.js"),l=i(u),d=e("./core/features.js"),h=i(d),f=e("./io/loader.js"),c=e("./player/flv-player.js"),_=i(c),m=e("./player/native-player.js"),p=i(m),v=e("./player/player-events.js"),g=i(v),y=e("./player/player-errors.js"),E=e("./utils/logging-control.js"),b=i(E),S=e("./utils/exception.js");l.default.install();var k={};k.createPlayer=r,k.isSupported=s,k.getFeatureList=a,k.BaseLoader=f.BaseLoader,k.LoaderStatus=f.LoaderStatus,k.LoaderErrors=f.LoaderErrors,k.Events=g.default,k.ErrorTypes=y.ErrorTypes,k.ErrorDetails=y.ErrorDetails,k.FlvPlayer=_.default,k.NativePlayer=p.default,k.LoggingControl=b.default,Object.defineProperty(k,"version",{enumerable:!0,get:function(){return"1.5.0"}}),n.default=k},{"./core/features.js":6,"./io/loader.js":24,"./player/flv-player.js":32,"./player/native-player.js":33,"./player/player-errors.js":34,"./player/player-events.js":35,"./utils/exception.js":40,"./utils/logging-control.js":42,"./utils/polyfill.js":43}],21:[function(e,t,n){"use strict";t.exports=e("./flv.js").default},{"./flv.js":20}],22:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function s(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!=typeof t&&"function"!=typeof t?e:t}function a(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}Object.defineProperty(n,"__esModule",{value:!0});var o="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},u=function 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e=f.default.msedge&&f.default.version.minor>=15048,t=!f.default.msedge||e;return self.fetch&&self.ReadableStream&&t}catch(e){return!1}}}]),l(t,[{key:"destroy",value:function(){this.isWorking()&&this.abort(),u(t.prototype.__proto__||Object.getPrototypeOf(t.prototype),"destroy",this).call(this)}},{key:"open",value:function(e,t){var n=this;this._dataSource=e,this._range=t;var i=e.url;this._config.reuseRedirectedURL&&void 0!=e.redirectedURL&&(i=e.redirectedURL);var r=this._seekHandler.getConfig(i,t),s=new self.Headers;if("object"===o(r.headers)){var a=r.headers;for(var u in a)a.hasOwnProperty(u)&&s.append(u,a[u])}var l={method:"GET",headers:s,mode:"cors",cache:"default",referrerPolicy:"no-referrer-when-downgrade"};if("object"===o(this._config.headers))for(var d in this._config.headers)s.append(d,this._config.headers[d]);!1===e.cors&&(l.mode="same-origin"),e.withCredentials&&(l.credentials="include"),e.referrerPolicy&&(l.referrerPolicy=e.referrerPolicy),this._status=c.LoaderStatus.kConnecting,self.fetch(r.url,l).then(function(e){if(n._requestAbort)return n._requestAbort=!1,void(n._status=c.LoaderStatus.kIdle);if(e.ok&&e.status>=200&&e.status<=299){if(e.url!==r.url&&n._onURLRedirect){var t=n._seekHandler.removeURLParameters(e.url);n._onURLRedirect(t)}var i=e.headers.get("Content-Length");return null!=i&&(n._contentLength=parseInt(i),0!==n._contentLength&&n._onContentLengthKnown&&n._onContentLengthKnown(n._contentLength)),n._pump.call(n,e.body.getReader())}if(n._status=c.LoaderStatus.kError,!n._onError)throw new _.RuntimeException("FetchStreamLoader: Http code invalid, "+e.status+" "+e.statusText);n._onError(c.LoaderErrors.HTTP_STATUS_CODE_INVALID,{code:e.status,msg:e.statusText})}).catch(function(e){if(n._status=c.LoaderStatus.kError,!n._onError)throw e;n._onError(c.LoaderErrors.EXCEPTION,{code:-1,msg:e.message})})}},{key:"abort",value:function(){this._requestAbort=!0}},{key:"_pump",value:function(e){var t=this;return e.read().then(function(n){if(n.done)if(null!==t._contentLength&&t._receivedLength<t._contentLength){t._status=c.LoaderStatus.kError;var i=c.LoaderErrors.EARLY_EOF,r={code:-1,msg:"Fetch stream meet Early-EOF"};if(!t._onError)throw new _.RuntimeException(r.msg);t._onError(i,r)}else t._status=c.LoaderStatus.kComplete,t._onComplete&&t._onComplete(t._range.from,t._range.from+t._receivedLength-1);else{if(!0===t._requestAbort)return t._requestAbort=!1,t._status=c.LoaderStatus.kComplete,e.cancel();t._status=c.LoaderStatus.kBuffering;var s=n.value.buffer,a=t._range.from+t._receivedLength;t._receivedLength+=s.byteLength,t._onDataArrival&&t._onDataArrival(s,a,t._receivedLength),t._pump(e)}}).catch(function(e){if(11!==e.code||!f.default.msedge){t._status=c.LoaderStatus.kError;var n=0,i=null;if(19!==e.code&&"network error"!==e.message||!(null===t._contentLength||null!==t._contentLength&&t._receivedLength<t._contentLength)?(n=c.LoaderErrors.EXCEPTION,i={code:e.code,msg:e.message}):(n=c.LoaderErrors.EARLY_EOF,i={code:e.code,msg:"Fetch stream meet Early-EOF"}),!t._onError)throw new _.RuntimeException(i.msg);t._onError(n,i)}})}}]),t}(c.BaseLoader);n.default=m},{"../utils/browser.js":39,"../utils/exception.js":40,"../utils/logger.js":41,"./loader.js":24}],23:[function(e,t,n){"use strict";function i(e){return e&&e.__esModule?e:{default:e}}function r(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var s=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),a=e("../utils/logger.js"),o=i(a),u=e("./speed-sampler.js"),l=i(u),d=e("./loader.js"),h=e("./fetch-stream-loader.js"),f=i(h),c=e("./xhr-moz-chunked-loader.js"),_=i(c),m=e("./xhr-msstream-loader.js"),p=(i(m),e("./xhr-range-loader.js")),v=i(p),g=e("./websocket-loader.js"),y=i(g),E=e("./range-seek-handler.js"),b=i(E),S=e("./param-seek-handler.js"),k=i(S),L=e("../utils/exception.js"),R=function(){function e(t,n,i){r(this,e),this.TAG="IOController",this._config=n,this._extraData=i,this._stashInitialSize=393216,void 0!=n.stashInitialSize&&n.stashInitialSize>0&&(this._stashInitialSize=n.stashInitialSize),this._stashUsed=0,this._stashSize=this._stashInitialSize,this._bufferSize=3145728,this._stashBuffer=new ArrayBuffer(this._bufferSize),this._stashByteStart=0,this._enableStash=!0,!1===n.enableStashBuffer&&(this._enableStash=!1),this._loader=null,this._loaderClass=null,this._seekHandler=null,this._dataSource=t,this._isWebSocketURL=/wss?:\/\/(.+?)/.test(t.url),this._refTotalLength=t.filesize?t.filesize:null,this._totalLength=this._refTotalLength,this._fullRequestFlag=!1,this._currentRange=null,this._redirectedURL=null,this._speedNormalized=0,this._speedSampler=new l.default,this._speedNormalizeList=[64,128,256,384,512,768,1024,1536,2048,3072,4096],this._isEarlyEofReconnecting=!1,this._paused=!1,this._resumeFrom=0,this._onDataArrival=null,this._onSeeked=null,this._onError=null,this._onComplete=null,this._onRedirect=null,this._onRecoveredEarlyEof=null,this._selectSeekHandler(),this._selectLoader(),this._createLoader()}return s(e,[{key:"destroy",value:function(){this._loader.isWorking()&&this._loader.abort(),this._loader.destroy(),this._loader=null,this._loaderClass=null,this._dataSource=null,this._stashBuffer=null,this._stashUsed=this._stashSize=this._bufferSize=this._stashByteStart=0,this._currentRange=null,this._speedSampler=null,this._isEarlyEofReconnecting=!1,this._onDataArrival=null,this._onSeeked=null,this._onError=null,this._onComplete=null,this._onRedirect=null,this._onRecoveredEarlyEof=null,this._extraData=null}},{key:"isWorking",value:function(){return this._loader&&this._loader.isWorking()&&!this._paused}},{key:"isPaused",value:function(){return this._paused}},{key:"_selectSeekHandler",value:function(){var e=this._config;if("range"===e.seekType)this._seekHandler=new b.default(this._config.rangeLoadZeroStart);else if("param"===e.seekType){var t=e.seekParamStart||"bstart",n=e.seekParamEnd||"bend";this._seekHandler=new k.default(t,n)}else{if("custom"!==e.seekType)throw new L.InvalidArgumentException("Invalid seekType in config: "+e.seekType);if("function"!=typeof e.customSeekHandler)throw new L.InvalidArgumentException("Custom seekType specified in config but invalid customSeekHandler!");this._seekHandler=new e.customSeekHandler}}},{key:"_selectLoader",value:function(){if(null!=this._config.customLoader)this._loaderClass=this._config.customLoader;else if(this._isWebSocketURL)this._loaderClass=y.default;else if(f.default.isSupported())this._loaderClass=f.default;else if(_.default.isSupported())this._loaderClass=_.default;else{if(!v.default.isSupported())throw new L.RuntimeException("Your browser doesn't support xhr with arraybuffer responseType!");this._loaderClass=v.default}}},{key:"_createLoader",value:function(){this._loader=new this._loaderClass(this._seekHandler,this._config),!1===this._loader.needStashBuffer&&(this._enableStash=!1),this._loader.onContentLengthKnown=this._onContentLengthKnown.bind(this),this._loader.onURLRedirect=this._onURLRedirect.bind(this),this._loader.onDataArrival=this._onLoaderChunkArrival.bind(this),this._loader.onComplete=this._onLoaderComplete.bind(this),this._loader.onError=this._onLoaderError.bind(this)}},{key:"open",value:function(e){this._currentRange={from:0,to:-1},e&&(this._currentRange.from=e),this._speedSampler.reset(),e||(this._fullRequestFlag=!0),this._loader.open(this._dataSource,Object.assign({},this._currentRange))}},{key:"abort",value:function(){this._loader.abort(),this._paused&&(this._paused=!1,this._resumeFrom=0)}},{key:"pause",value:function(){this.isWorking()&&(this._loader.abort(),0!==this._stashUsed?(this._resumeFrom=this._stashByteStart,this._currentRange.to=this._stashByteStart-1):this._resumeFrom=this._currentRange.to+1,this._stashUsed=0,this._stashByteStart=0,this._paused=!0)}},{key:"resume",value:function(){if(this._paused){this._paused=!1;var e=this._resumeFrom;this._resumeFrom=0,this._internalSeek(e,!0)}}},{key:"seek",value:function(e){this._paused=!1,this._stashUsed=0,this._stashByteStart=0,this._internalSeek(e,!0)}},{key:"_internalSeek",value:function(e,t){this._loader.isWorking()&&this._loader.abort(),this._flushStashBuffer(t),this._loader.destroy(),this._loader=null;var n={from:e,to:-1};this._currentRange={from:n.from,to:-1},this._speedSampler.reset(),this._stashSize=this._stashInitialSize,this._createLoader(),this._loader.open(this._dataSource,n),this._onSeeked&&this._onSeeked()}},{key:"updateUrl",value:function(e){if(!e||"string"!=typeof e||0===e.length)throw new L.InvalidArgumentException("Url must be a non-empty string!");this._dataSource.url=e}},{key:"_expandBuffer",value:function(e){for(var t=this._stashSize;t+1048576<e;)t*=2;if((t+=1048576)!==this._bufferSize){var n=new ArrayBuffer(t);if(this._stashUsed>0){var i=new Uint8Array(this._stashBuffer,0,this._stashUsed);new Uint8Array(n,0,t).set(i,0)}this._stashBuffer=n,this._bufferSize=t}}},{key:"_normalizeSpeed",value:function(e){var t=this._speedNormalizeList,n=t.length-1,i=0,r=0,s=n;if(e<t[0])return t[0];for(;r<=s;){if((i=r+Math.floor((s-r)/2))===n||e>=t[i]&&e<t[i+1])return t[i];t[i]<e?r=i+1:s=i-1}}},{key:"_adjustStashSize",value:function(e){var t=0;(t=this._config.isLive?e:e<512?e:e>=512&&e<=1024?Math.floor(1.5*e):2*e)>8192&&(t=8192);var n=1024*t+1048576;this._bufferSize<n&&this._expandBuffer(n),this._stashSize=1024*t}},{key:"_dispatchChunks",value:function(e,t){return this._currentRange.to=t+e.byteLength-1,this._onDataArrival(e,t)}},{key:"_onURLRedirect",value:function(e){this._redirectedURL=e,this._onRedirect&&this._onRedirect(e)}},{key:"_onContentLengthKnown",value:function(e){e&&this._fullRequestFlag&&(this._totalLength=e,this._fullRequestFlag=!1)}},{key:"_onLoaderChunkArrival",value:function(e,t,n){if(!this._onDataArrival)throw new L.IllegalStateException("IOController: No existing consumer (onDataArrival) callback!");if(!this._paused){this._isEarlyEofReconnecting&&(this._isEarlyEofReconnecting=!1,this._onRecoveredEarlyEof&&this._onRecoveredEarlyEof()),this._speedSampler.addBytes(e.byteLength);var i=this._speedSampler.lastSecondKBps;if(0!==i){var r=this._normalizeSpeed(i);this._speedNormalized!==r&&(this._speedNormalized=r,this._adjustStashSize(r))}if(this._enableStash)if(0===this._stashUsed&&0===this._stashByteStart&&(this._stashByteStart=t),this._stashUsed+e.byteLength<=this._stashSize){var s=new Uint8Array(this._stashBuffer,0,this._stashSize);s.set(new Uint8Array(e),this._stashUsed),this._stashUsed+=e.byteLength}else{var a=new Uint8Array(this._stashBuffer,0,this._bufferSize);if(this._stashUsed>0){var o=this._stashBuffer.slice(0,this._stashUsed),u=this._dispatchChunks(o,this._stashByteStart);if(u<o.byteLength){if(u>0){var l=new Uint8Array(o,u);a.set(l,0),this._stashUsed=l.byteLength,this._stashByteStart+=u}}else this._stashUsed=0,this._stashByteStart+=u;this._stashUsed+e.byteLength>this._bufferSize&&(this._expandBuffer(this._stashUsed+e.byteLength),a=new Uint8Array(this._stashBuffer,0,this._bufferSize)),a.set(new Uint8Array(e),this._stashUsed),this._stashUsed+=e.byteLength}else{var d=this._dispatchChunks(e,t);if(d<e.byteLength){var h=e.byteLength-d;h>this._bufferSize&&(this._expandBuffer(h),a=new Uint8Array(this._stashBuffer,0,this._bufferSize)),a.set(new Uint8Array(e,d),0),this._stashUsed+=h,this._stashByteStart=t+d}}}else if(0===this._stashUsed){var f=this._dispatchChunks(e,t);if(f<e.byteLength){var c=e.byteLength-f;c>this._bufferSize&&this._expandBuffer(c);var _=new Uint8Array(this._stashBuffer,0,this._bufferSize);_.set(new Uint8Array(e,f),0),this._stashUsed+=c,this._stashByteStart=t+f}}else{this._stashUsed+e.byteLength>this._bufferSize&&this._expandBuffer(this._stashUsed+e.byteLength);var m=new Uint8Array(this._stashBuffer,0,this._bufferSize);m.set(new Uint8Array(e),this._stashUsed),this._stashUsed+=e.byteLength;var p=this._dispatchChunks(this._stashBuffer.slice(0,this._stashUsed),this._stashByteStart);if(p<this._stashUsed&&p>0){var v=new Uint8Array(this._stashBuffer,p);m.set(v,0)}this._stashUsed-=p,this._stashByteStart+=p}}}},{key:"_flushStashBuffer",value:function(e){if(this._stashUsed>0){var t=this._stashBuffer.slice(0,this._stashUsed),n=this._dispatchChunks(t,this._stashByteStart),i=t.byteLength-n;if(n<t.byteLength){if(!e){if(n>0){var r=new Uint8Array(this._stashBuffer,0,this._bufferSize),s=new Uint8Array(t,n);r.set(s,0),this._stashUsed=s.byteLength,this._stashByteStart+=n}return 0}o.default.w(this.TAG,i+" bytes unconsumed data remain when flush buffer, dropped")}return this._stashUsed=0,this._stashByteStart=0,i}return 0}},{key:"_onLoaderComplete",value:function(e,t){this._flushStashBuffer(!0),this._onComplete&&this._onComplete(this._extraData)}},{key:"_onLoaderError",value:function(e,t){switch(o.default.e(this.TAG,"Loader error, 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this._onDataArrival},set:function(e){this._onDataArrival=e}},{key:"onSeeked",get:function(){return this._onSeeked},set:function(e){this._onSeeked=e}},{key:"onError",get:function(){return this._onError},set:function(e){this._onError=e}},{key:"onComplete",get:function(){return this._onComplete},set:function(e){this._onComplete=e}},{key:"onRedirect",get:function(){return this._onRedirect},set:function(e){this._onRedirect=e}},{key:"onRecoveredEarlyEof",get:function(){return this._onRecoveredEarlyEof},set:function(e){this._onRecoveredEarlyEof=e}},{key:"currentURL",get:function(){return this._dataSource.url}},{key:"hasRedirect",get:function(){return null!=this._redirectedURL||void 0!=this._dataSource.redirectedURL}},{key:"currentRedirectedURL",get:function(){return this._redirectedURL||this._dataSource.redirectedURL}},{key:"currentSpeed",get:function(){return this._loaderClass===v.default?this._loader.currentSpeed:this._speedSampler.lastSecondKBps}},{key:"loaderType",get:function(){return this._loader.type}}]),e}();n.default=R},{"../utils/exception.js":40,"../utils/logger.js":41,"./fetch-stream-loader.js":22,"./loader.js":24,
"./param-seek-handler.js":25,"./range-seek-handler.js":26,"./speed-sampler.js":27,"./websocket-loader.js":28,"./xhr-moz-chunked-loader.js":29,"./xhr-msstream-loader.js":30,"./xhr-range-loader.js":31}],24:[function(e,t,n){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0}),n.BaseLoader=n.LoaderErrors=n.LoaderStatus=void 0;var r=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),s=e("../utils/exception.js"),a=n.LoaderStatus={kIdle:0,kConnecting:1,kBuffering:2,kError:3,kComplete:4};n.LoaderErrors={OK:"OK",EXCEPTION:"Exception",HTTP_STATUS_CODE_INVALID:"HttpStatusCodeInvalid",CONNECTING_TIMEOUT:"ConnectingTimeout",EARLY_EOF:"EarlyEof",UNRECOVERABLE_EARLY_EOF:"UnrecoverableEarlyEof"},n.BaseLoader=function(){function e(t){i(this,e),this._type=t||"undefined",this._status=a.kIdle,this._needStash=!1,this._onContentLengthKnown=null,this._onURLRedirect=null,this._onDataArrival=null,this._onError=null,this._onComplete=null}return r(e,[{key:"destroy",value:function(){this._status=a.kIdle,this._onContentLengthKnown=null,this._onURLRedirect=null,this._onDataArrival=null,this._onError=null,this._onComplete=null}},{key:"isWorking",value:function(){return this._status===a.kConnecting||this._status===a.kBuffering}},{key:"open",value:function(e,t){throw new s.NotImplementedException("Unimplemented abstract function!")}},{key:"abort",value:function(){throw new s.NotImplementedException("Unimplemented abstract function!")}},{key:"type",get:function(){return this._type}},{key:"status",get:function(){return this._status}},{key:"needStashBuffer",get:function(){return this._needStash}},{key:"onContentLengthKnown",get:function(){return this._onContentLengthKnown},set:function(e){this._onContentLengthKnown=e}},{key:"onURLRedirect",get:function(){return this._onURLRedirect},set:function(e){this._onURLRedirect=e}},{key:"onDataArrival",get:function(){return this._onDataArrival},set:function(e){this._onDataArrival=e}},{key:"onError",get:function(){return this._onError},set:function(e){this._onError=e}},{key:"onComplete",get:function(){return this._onComplete},set:function(e){this._onComplete=e}}]),e}()},{"../utils/exception.js":40}],25:[function(e,t,n){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var r=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),s=function(){function e(t,n){i(this,e),this._startName=t,this._endName=n}return r(e,[{key:"getConfig",value:function(e,t){var n=e;if(0!==t.from||-1!==t.to){var i=!0;-1===n.indexOf("?")&&(n+="?",i=!1),i&&(n+="&"),n+=this._startName+"="+t.from.toString(),-1!==t.to&&(n+="&"+this._endName+"="+t.to.toString())}return{url:n,headers:{}}}},{key:"removeURLParameters",value:function(e){var t=e.split("?")[0],n=void 0,i=e.indexOf("?");-1!==i&&(n=e.substring(i+1));var r="";if(void 0!=n&&n.length>0)for(var s=n.split("&"),a=0;a<s.length;a++){var o=s[a].split("="),u=a>0;o[0]!==this._startName&&o[0]!==this._endName&&(u&&(r+="&"),r+=s[a])}return 0===r.length?t:t+"?"+r}}]),e}();n.default=s},{}],26:[function(e,t,n){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var r=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),s=function(){function e(t){i(this,e),this._zeroStart=t||!1}return r(e,[{key:"getConfig",value:function(e,t){var n={};if(0!==t.from||-1!==t.to){var i=void 0;i=-1!==t.to?"bytes="+t.from.toString()+"-"+t.to.toString():"bytes="+t.from.toString()+"-",n.Range=i}else this._zeroStart&&(n.Range="bytes=0-");return{url:e,headers:n}}},{key:"removeURLParameters",value:function(e){return e}}]),e}();n.default=s},{}],27:[function(e,t,n){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(n,"__esModule",{value:!0});var r=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),s=function(){function e(){i(this,e),this._firstCheckpoint=0,this._lastCheckpoint=0,this._intervalBytes=0,this._totalBytes=0,this._lastSecondBytes=0,self.performance&&self.performance.now?this._now=self.performance.now.bind(self.performance):this._now=Date.now}return r(e,[{key:"reset",value:function(){this._firstCheckpoint=this._lastCheckpoint=0,this._totalBytes=this._intervalBytes=0,this._lastSecondBytes=0}},{key:"addBytes",value:function(e){0===this._firstCheckpoint?(this._firstCheckpoint=this._now(),this._lastCheckpoint=this._firstCheckpoint,this._intervalBytes+=e,this._totalBytes+=e):this._now()-this._lastCheckpoint<1e3?(this._intervalBytes+=e,this._totalBytes+=e):(this._lastSecondBytes=this._intervalBytes,this._intervalBytes=e,this._totalBytes+=e,this._lastCheckpoint=this._now())}},{key:"currentKBps",get:function(){this.addBytes(0);var e=(this._now()-this._lastCheckpoint)/1e3;return 0==e&&(e=1),this._intervalBytes/e/1024}},{key:"lastSecondKBps",get:function(){return this.addBytes(0),0!==this._lastSecondBytes?this._lastSecondBytes/1024:this._now()-this._lastCheckpoint>=500?this.currentKBps:0}},{key:"averageKBps",get:function(){var e=(this._now()-this._firstCheckpoint)/1e3;return this._totalBytes/e/1024}}]),e}();n.default=s},{}],28:[function(e,t,n){"use strict";function i(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function r(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!=typeof t&&"function"!=typeof t?e:t}function s(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}Object.defineProperty(n,"__esModule",{value:!0});var a=function e(t,n,i){null===t&&(t=Function.prototype);var r=Object.getOwnPropertyDescriptor(t,n);if(void 0===r){var s=Object.getPrototypeOf(t);return null===s?void 0:e(s,n,i)}if("value"in r)return r.value;var a=r.get;if(void 0!==a)return a.call(i)},o=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),u=e("../utils/logger.js"),l=(function(e){e&&e.__esModule}(u),e("./loader.js")),d=e("../utils/exception.js"),h=function(e){function t(){i(this,t);var e=r(this,(t.__proto__||Object.getPrototypeOf(t)).call(this,"websocket-loader"));return e.TAG="WebSocketLoader",e._needStash=!0,e._ws=null,e._requestAbort=!1,e._receivedLength=0,e}return s(t,e),o(t,null,[{key:"isSupported",value:function(){try{return void 0!==self.WebSocket}catch(e){return!1}}}]),o(t,[{key:"destroy",value:function(){this._ws&&this.abort(),a(t.prototype.__proto__||Object.getPrototypeOf(t.prototype),"destroy",this).call(this)}},{key:"open",value:function(e){try{var t=this._ws=new self.WebSocket(e.url);t.binaryType="arraybuffer",t.onopen=this._onWebSocketOpen.bind(this),t.onclose=this._onWebSocketClose.bind(this),t.onmessage=this._onWebSocketMessage.bind(this),t.onerror=this._onWebSocketError.bind(this),this._status=l.LoaderStatus.kConnecting}catch(e){this._status=l.LoaderStatus.kError;var n={code:e.code,msg:e.message};if(!this._onError)throw new d.RuntimeException(n.msg);this._onError(l.LoaderErrors.EXCEPTION,n)}}},{key:"abort",value:function(){var e=this._ws;!e||0!==e.readyState&&1!==e.readyState||(this._requestAbort=!0,e.close()),this._ws=null,this._status=l.LoaderStatus.kComplete}},{key