Mediasite.namespace("MediaPlayer"),Mediasite.namespace("MediaPlayer.Views"),Mediasite.MediaPlayer.ModelHlsDotJs=function(n){function shouldEnableHLSjsLogging(){return Mediasite.GetQueryParam("logHLSjs",Mediasite.GetQueryParam.AsBool)}function bitrateForLevel(n){return!t||!t.levels?0:n<0||n>t.levels.length-1?0:t.levels[n].bitrate}function checkForBitrateChange(){var n=-1,u=0;t&&typeof t.currentLevel=="number"&&(n=t.currentLevel),r&&r.paused&&(n=-1),e!=n&&(e=n,u=bitrateForLevel(n),i.updateBitrate(u),f.Info("Media quality changed. -- level: "+n+" (bitrate: "+u+")"))}var o={2:9,4:15,6:21,8:27,9:30,10:30},s=(n.selectedVideoSource.SegmentLength||0)/1e3,h=Mediasite.MediaPlayer.calculateLiveStartUnsafeWindow(o,s),i=new Mediasite.MediaPlayer.ModelHtml5(n),c=n.selectedVideoSource.Location,f=Mediasite.Logging.LoggerFactory("Media HLS.js:"+n.streamType,{separator:"\n"}),r,t,u,e=-1;return u=new Mediasite.MediaPlayer.HlsJsErrorLogic(f),u.raiseErrorDelegate=function(n){i.raiseMediaError(n)},i.setVideoElementSourceFunction=function(i){r=i.get(0),t&&t.destroy(),t=new Hls({debug:shouldEnableHLSjsLogging(),liveSyncDurationCount:3,liveMaxLatencyDurationCount:6}),u.attach(t),i.off("timeupdate",checkForBitrateChange);i.on("timeupdate",checkForBitrateChange);t.attachMedia(r),t.loadSource(n.selectedVideoSource.Location)},i.trustLiveVideoElementPosition=!0,i.liveStartUnsafeWindow=h*1e3,i.Stop=function(){r.pause(),i.reportStateChanged(Mediasite.Player.MediaState.Stopped)},i.Pause=i.Stop,i.FinalizeLive=function(){i.Stop(),t&&t.destroy()},i},Mediasite.MediaPlayer.HlsJsErrorLogic=function(n){function rememberFatalError(n){u.push({when:+new Date,error:n})}function tooManyFatalErrors(){return getNumErrorsInWindow(u,i)>s}function getNumErrorsInWindow(n,t){var i=+new Date-t;return trimErrorMemory(n,i),n.length}function trimErrorMemory(n,t){while(n.length>0&&n[0].when<t)n.shift()}function makeErrorDataString(n){return"HLS.JS ERROR -- fatal: "+n.fatal+" ; type: "+n.type+"; details: "+n.details+";"}function raiseErrorEvent(n){var t="",i=Mediasite.Player.Localization.MediaPlayer;t=n.type===Hls.ErrorTypes.NETWORK_ERROR?i.AdaptiveStreamingNetworkError:n.type===Hls.ErrorTypes.MEDIA_ERROR?i.AdaptiveStreamingMediaError:n.type===Hls.ErrorTypes.MUX_ERROR?i.AdaptiveStreamingMuxError:i.GeneralError,f.raiseErrorDelegate(t)}function handleHLSjsError(r,u){var f=makeErrorDataString(u);if(n.Error(f),u.fatal){if(rememberFatalError(f),tooManyFatalErrors()){n.Error("Too many FATAL errors within "+i+"ms."),raiseErrorEvent(u);return}switch(u.type){case Hls.ErrorTypes.NETWORK_ERROR:n.Error("Fatal network error encountered. Attempting to recover."),t.startLoad();break;case Hls.ErrorTypes.MEDIA_ERROR:n.Error("Fatal media error encountered. Attempting to recover."),t.recoverMediaError();break;default:raiseErrorEvent(u)}}}var f=this,e=6e4,o=9,i=3e5,s=2,t,r=[],u=[];this.raiseErrorDelegate=function(){},this.attach=function(n){t=n;t.on(Hls.Events.ERROR,handleHLSjsError)}}