srs/trunk/research/players/js/hls-1.4.14.min.js

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RegExp([/#(EXTM3U)/.source,/#EXT-X-(DATERANGE|DEFINE|KEY|MAP|PART|PART-INF|PLAYLIST-TYPE|PRELOAD-HINT|RENDITION-REPORT|SERVER-CONTROL|SKIP|START):(.+)/.source,/#EXT-X-(BITRATE|DISCONTINUITY-SEQUENCE|MEDIA-SEQUENCE|TARGETDURATION|VERSION): *(\d+)/.source,/#EXT-X-(DISCONTINUITY|ENDLIST|GAP)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),ne=function(){function t(){}return t.findGroup=function(t,e){for(var r=0;r<t.length;r++){var i=t[r];if(i.id===e)return i}},t.convertAVC1ToAVCOTI=function(t){var e=t.split(".");if(e.length>2){var r=e.shift()+".";return r+=parseInt(e.shift()).toString(16),r+=("000"+parseInt(e.shift()).toString(16)).slice(-4)}return t},t.resolve=function(t,e){return T.buildAbsoluteURL(e,t,{alwaysNormalize:!0})},t.isMediaPlaylist=function(t){return ee.test(t)},t.parseMasterPlaylist=function(e,r){var i,n={contentSteering:null,levels:[],playlistParsingError:null,sessionData:null,sessionKeys:null,startTimeOffset:null,variableList:null,hasVariableRefs:Yt(e)},a=[];for(Zt.lastIndex=0;null!=(i=Zt.exec(e));)if(i[1]){var s,o=new F(i[1]);Wt(n,o,["CODECS","SUPPLEMENTAL-CODECS","ALLOWED-CPC","PATHWAY-ID","STABLE-VARIANT-ID","AUDIO","VIDEO","SUBTITLES","CLOSED-CAPTIONS","NAME"]);var l=jt(n,i[2]),u={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:t.resolve(l,r)},h=o.decimalResolution("RESOLUTION");h&&(u.width=h.width,u.height=h.height),oe((o.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),u),u.videoCodec&&-1!==u.videoCodec.indexOf("avc1")&&(u.videoCodec=t.convertAVC1ToAVCOTI(u.videoCodec)),null!=(s=u.unknownCodecs)&&s.length||a.push(u),n.levels.push(u)}else if(i[3]){var d=i[3],c=i[4];switch(d){case"SESSION-DATA":var f=new F(c);Wt(n,f,["DATA-ID","LANGUAGE","VALUE","URI"]);var 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n,a={},s=i.levels,o={AUDIO:s.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),SUBTITLES:s.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),"CLOSED-CAPTIONS":[]},l=0;for(te.lastIndex=0;null!==(n=te.exec(e));){var u=new F(n[1]),h=u.TYPE;if(h){var d=o[h],c=a[h]||[];a[h]=c,Wt(i,u,["URI","GROUP-ID","LANGUAGE","ASSOC-LANGUAGE","STABLE-RENDITION-ID","NAME","INSTREAM-ID","CHARACTERISTICS","CHANNELS"]);var f={attrs:u,bitrate:0,id:l++,groupId:u["GROUP-ID"]||"",instreamId:u["INSTREAM-ID"],name:u.NAME||u.LANGUAGE||"",type:h,default:u.bool("DEFAULT"),autoselect:u.bool("AUTOSELECT"),forced:u.bool("FORCED"),lang:u.LANGUAGE,url:u.URI?t.resolve(u.URI,r):""};if(null!=d&&d.length){var g=t.findGroup(d,f.groupId)||d[0];le(f,g,"audioCodec"),le(f,g,"textCodec")}c.push(f)}}return a},t.parseLevelPlaylist=function(t,e,r,i,n,a){var s,l,u,h=new Y(e),d=h.fragments,c=null,f=0,g=0,v=0,m=0,p=null,y=new H(i,e),T=-1,S=!1;for(re.lastIndex=0,h.m3u8=t,h.hasVariableRefs=Yt(t);null!==(s=re.exec(t));){S&&(S=!1,(y=new H(i,e)).start=v,y.sn=f,y.cc=m,y.level=r,c&&(y.initSegment=c,y.rawProgramDateTime=c.rawProgramDateTime,c.rawProgramDateTime=null));var L=s[1];if(L){y.duration=parseFloat(L);var R=(" "+s[2]).slice(1);y.title=R||null,y.tagList.push(R?["INF",L,R]:["INF",L])}else if(s[3]){if(E(y.duration)){y.start=v,u&&de(y,u,h),y.sn=f,y.level=r,y.cc=m,y.urlId=n,d.push(y);var A=(" "+s[3]).slice(1);y.relurl=jt(h,A),ue(y,p),p=y,v+=y.duration,f++,g=0,S=!0}}else if(s[4]){var k=(" "+s[4]).slice(1);p?y.setByteRange(k,p):y.setByteRange(k)}else if(s[5])y.rawProgramDateTime=(" "+s[5]).slice(1),y.tagList.push(["PROGRAM-DATE-TIME",y.rawProgramDateTime]),-1===T&&(T=d.length);else{if(!(s=s[0].match(ie))){_.warn("No matches on slow regex match for level playlist!");continue}for(l=1;l<s.length&&void 0===s[l];l++);var b=(" "+s[l]).slice(1),D=(" "+s[l+1]).slice(1),I=s[l+2]?(" 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t=this.hls;t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.LEVEL_LOADING,this.onLevelLoading,this),t.off(R.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(R.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.createInternalLoader=function(t){var e=this.hls.config,r=e.pLoader,i=e.loader,n=new(r||i)(e);return this.loaders[t.type]=n,n},e.getInternalLoader=function(t){return this.loaders[t.type]},e.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}},e.destroy=function(){this.variableList=null,this.unregisterListeners(),this.destroyInternalLoaders()},e.onManifestLoading=function(t,e){var r=e.url;this.variableList=null,this.load({id:null,level:0,responseType:"text",type:ce,url:r,deliveryDirectives:null})},e.onLevelLoading=function(t,e){var r=e.id,i=e.level,n=e.url,a=e.deliveryDirectives;this.load({id:r,level:i,responseType:"text",type:fe,url:n,deliveryDirectives:a})},e.onAudioTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:ge,url:n,deliveryDirectives:a})},e.onSubtitleTrackLoading=function(t,e){var r=e.id,i=e.groupId,n=e.url,a=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:ve,url:n,deliveryDirectives:a})},e.load=function(t){var e,r,i,n=this,a=this.hls.config,s=this.getInternalLoader(t);if(s){var l=s.context;if(l&&l.url===t.url)return void _.trace("[playlist-loader]: playlist request ongoing");_.log("[playlist-loader]: aborting previous loader for type: 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s=t.data;0===s.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),ne.isMediaPlaylist(s)?n.handleTrackOrLevelPlaylist(t,e,r,i||null,a):n.handleMasterPlaylist(t,e,r,i)):n.handleManifestParsingError(t,r,new Error("no EXTM3U delimiter"),i||null,e)},onError:function(t,e,r,i){n.handleNetworkError(e,r,!1,t,i)},onTimeout:function(t,e,r){n.handleNetworkError(e,r,!0,void 0,t)}};s.load(t,f,g)},e.handleMasterPlaylist=function(t,e,r,i){var n=this.hls,a=t.data,s=Ee(t,r),o=ne.parseMasterPlaylist(a,s);if(o.playlistParsingError)this.handleManifestParsingError(t,r,o.playlistParsingError,i,e);else{var l=o.contentSteering,u=o.levels,h=o.sessionData,d=o.sessionKeys,c=o.startTimeOffset,f=o.variableList;this.variableList=f;var g=ne.parseMasterPlaylistMedia(a,s,o),v=g.AUDIO,m=void 0===v?[]:v,p=g.SUBTITLES,y=g["CLOSED-CAPTIONS"];m.length&&(m.some((function(t){return!t.url}))||!u[0].audioCodec||u[0].attrs.AUDIO||(_.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track 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F({}),bitrate:0,details:f,name:"",url:u};a.trigger(R.MANIFEST_LOADED,{levels:[g],audioTracks:[],url:u,stats:e,networkDetails:i,sessionData:null,sessionKeys:null,contentSteering:null,startTimeOffset:null,variableList:null})}e.parsing.end=performance.now(),r.levelDetails=f,this.handlePlaylistLoaded(f,t,e,r,i,n)},e.handleManifestParsingError=function(t,e,r,i,n){this.hls.trigger(R.ERROR,{type:A.NETWORK_ERROR,details:k.MANIFEST_PARSING_ERROR,fatal:e.type===ce,url:t.url,err:r,error:r,reason:r.message,response:t,context:e,networkDetails:i,stats:n})},e.handleNetworkError=function(t,e,r,n,a){void 0===r&&(r=!1);var s="A network "+(r?"timeout":"error"+(n?" (status "+n.code+")":""))+" occurred while loading "+t.type;t.type===fe?s+=": "+t.level+" id: "+t.id:t.type!==ge&&t.type!==ve||(s+=" id: "+t.id+' group-id: "'+t.groupId+'"');var o=new Error(s);_.warn("[playlist-loader]: "+s);var l=k.UNKNOWN,u=!1,h=this.getInternalLoader(t);switch(t.type){case ce:l=r?k.MANIFEST_LOAD_TIMEOUT:k.MANIFEST_LOAD_ERROR,u=!0;break;case fe:l=r?k.LEVEL_LOAD_TIMEOUT:k.LEVEL_LOAD_ERROR,u=!1;break;case ge:l=r?k.AUDIO_TRACK_LOAD_TIMEOUT:k.AUDIO_TRACK_LOAD_ERROR,u=!1;break;case ve:l=r?k.SUBTITLE_TRACK_LOAD_TIMEOUT:k.SUBTITLE_LOAD_ERROR,u=!1}h&&this.resetInternalLoader(t.type);var d={type:A.NETWORK_ERROR,details:l,fatal:u,url:t.url,loader:h,context:t,error:o,networkDetails:e,stats:a};if(n){var c=(null==e?void 0:e.url)||t.url;d.response=i({url:c,data:void 0},n)}this.hls.trigger(R.ERROR,d)},e.handlePlaylistLoaded=function(t,e,r,i,n,a){var s=this.hls,o=i.type,l=i.level,u=i.id,h=i.groupId,d=i.deliveryDirectives,c=Ee(e,i),f=Te(i),g="number"==typeof i.level&&f===me?l:void 0;if(t.fragments.length){t.targetduration||(t.playlistParsingError=new Error("Missing Target Duration"));var v=t.playlistParsingError;if(v)s.trigger(R.ERROR,{type:A.NETWORK_ERROR,details:k.LEVEL_PARSING_ERROR,fatal:!1,url:c,error:v,reason:v.message,response:e,context:i,level:g,parent:f,networkDetails:n,stats:r});else switch(t.live&&a&&(a.getCacheAge&&(t.ageHeader=a.getCacheAge()||0),a.getCacheAge&&!isNaN(t.ageHeader)||(t.ageHeader=0)),o){case ce:case fe:s.trigger(R.LEVEL_LOADED,{details:t,level:g||0,id:u||0,stats:r,networkDetails:n,deliveryDirectives:d});break;case ge:s.trigger(R.AUDIO_TRACK_LOADED,{details:t,id:u||0,groupId:h||"",stats:r,networkDetails:n,deliveryDirectives:d});break;case ve:s.trigger(R.SUBTITLE_TRACK_LOADED,{details:t,id:u||0,groupId:h||"",stats:r,networkDetails:n,deliveryDirectives:d})}}else{var m=new Error("No Segments found in Playlist");s.trigger(R.ERROR,{type:A.NETWORK_ERROR,details:k.LEVEL_EMPTY_ERROR,fatal:!1,url:c,error:m,reason:m.message,response:e,context:i,level:g,parent:f,networkDetails:n,stats:r})}},t}();function Le(t,e){var r;try{r=new Event("addtrack")}catch(t){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)}function Re(t,e){var r=t.mode;if("disabled"===r&&(t.mode="hidden"),t.cues&&!t.cues.getCueById(e.id))try{if(t.addCue(e),!t.cues.getCueById(e.id))throw new Error("addCue is failed for: "+e)}catch(r){_.debug("[texttrack-utils]: "+r);try{var i=new self.TextTrackCue(e.startTime,e.endTime,e.text);i.id=e.id,t.addCue(i)}catch(t){_.debug("[texttrack-utils]: Legacy TextTrackCue fallback failed: "+t)}}"disabled"===r&&(t.mode=r)}function Ae(t){var e=t.mode;if("disabled"===e&&(t.mode="hidden"),t.cues)for(var r=t.cues.length;r--;)t.removeCue(t.cues[r]);"disabled"===e&&(t.mode=e)}function ke(t,e,r,i){var n=t.mode;if("disabled"===n&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var a=function(t,e,r){var i=[],n=function(t,e){if(e<t[0].startTime)return 0;var r=t.length-1;if(e>t[r].endTime)return-1;for(var i=0,n=r;i<=n;){var a=Math.floor((n+i)/2);if(e<t[a].startTime)n=a-1;else{if(!(e>t[a].startTime&&i<r))return a;i=a+1}}return t[i].startTime-e<e-t[n].startTime?i:n}(t,e);if(n>-1)for(var a=n,s=t.length;a<s;a++){var o=t[a];if(o.startTime>=e&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(t.cues,e,r),s=0;s<a.length;s++)i&&!i(a[s])||t.removeCue(a[s]);"disabled"===n&&(t.mode=n)}var be="org.id3",De="com.apple.quicktime.HLS",Ie="https://aomedia.org/emsg/ID3";function we(){if("undefined"!=typeof self)return self.VTTCue||self.TextTrackCue}function Ce(t,e,r,n,a){var s=new t(e,r,"");try{s.value=n,a&&(s.type=a)}catch(o){s=new t(e,r,JSON.stringify(a?i({type:a},n):n))}return s}var _e=function(){var t=we();try{t&&new t(0,Number.POSITIVE_INFINITY,"")}catch(t){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY}();function Pe(t,e){return t.getTime()/1e3-e}var xe=function(){function t(t){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=t,this._registerListeners()}var e=t.prototype;return e.destroy=function(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null},e._registerListeners=function(){var t=this.hls;t.on(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.on(R.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(R.LEVEL_UPDATED,this.onLevelUpdated,this)},e._unregisterListeners=function(){var t=this.hls;t.off(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),t.off(R.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(R.LEVEL_UPDATED,this.onLevelUpdated,this)},e.onMediaAttached=function(t,e){this.media=e.media},e.onMediaDetaching=function(){this.id3Track&&(Ae(this.id3Track),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={})},e.onManifestLoading=function(){this.dateRangeCuesAppended={}},e.createTrack=function(t){var e=this.getID3Track(t.textTracks);return e.mode="hidden",e},e.getID3Track=function(t){if(this.media){for(var e=0;e<t.length;e++){var r=t[e];if("metadata"===r.kind&&"id3"===r.label)return Le(r,this.media),r}return this.media.addTextTrack("metadata","id3")}},e.onFragParsingMetadata=function(t,e){if(this.media){var r=this.hls.config,i=r.enableEmsgMetadataCues,n=r.enableID3MetadataCues;if(i||n){var a=e.samples;this.id3Track||(this.id3Track=this.createTrack(this.media));var s=we();if(s)for(var o=0;o<a.length;o++){var l=a[o].type;if((l!==Ie||i)&&n){var u=ft(a[o].data);if(u){var h=a[o].pts,d=h+a[o].duration;d>_e&&(d=_e),d-h<=0&&(d=h+.25);for(var c=0;c<u.length;c++){var f=u[c];if(!dt(f)){this.updateId3CueEnds(h,l);var g=Ce(s,h,d,f,l);g&&this.id3Track.addCue(g)}}}}}}}},e.updateId3CueEnds=function(t,e){var r,i=null==(r=this.id3Track)?void 0:r.cues;if(i)for(var n=i.length;n--;){var a=i[n];a.type===e&&a.startTime<t&&a.endTime===_e&&(a.endTime=t)}},e.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset,n=e.type,a=this.id3Track,s=this.hls;if(s){var o=s.config,l=o.enableEmsgMetadataCues,u=o.enableID3MetadataCues;a&&(l||u)&&ke(a,r,i,"audio"===n?function(t){return t.type===be&&u}:"video"===n?function(t){return t.type===Ie&&l}:function(t){return t.type===be&&u||t.type===Ie&&l})}},e.onLevelUpdated=function(t,e){var r=this,i=e.details;if(this.media&&i.hasProgramDateTime&&this.hls.config.enableDateRangeMetadataCues){var n=this.dateRangeCuesAppended,a=this.id3Track,s=i.dateRanges,o=Object.keys(s);if(a)for(var l=Object.keys(n).filter((function(t){return!o.includes(t)})),u=function(){var t=l[h];Object.keys(n[t].cues).forEach((function(e){a.removeCue(n[t].cues[e])})),delete n[t]},h=l.length;h--;)u();var d=i.fragments[i.fragments.length-1];if(0!==o.length&&E(null==d?void 0:d.programDateTime)){this.id3Track||(this.id3Track=this.createTrack(this.media));for(var c=d.programDateTime/1e3-d.start,f=we(),g=function(){var t=o[v],e=s[t],i=n[t],a=(null==i?void 0:i.cues)||{},l=(null==i?void 0:i.durationKnown)||!1,u=Pe(e.startDate,c),h=_e,d=e.endDate;if(d)h=Pe(d,c),l=!0;else if(e.endOnNext&&!l){var g=o.reduce((function(t,r){var i=s[r];return i.class===e.class&&i.id!==r&&i.startDate>e.startDate&&t.push(i),t}),[]).sort((function(t,e){return t.startDate.getTime()-e.startDate.getTime()}))[0];g&&(h=Pe(g.startDate,c),l=!0)}for(var m,p,y=Object.keys(e.attr),T=0;T<y.length;T++){var E=y[T];if("ID"!==(p=E)&&"CLASS"!==p&&"START-DATE"!==p&&"DURATION"!==p&&"END-DATE"!==p&&"END-ON-NEXT"!==p){var S=a[E];if(S)l&&!i.durationKnown&&(S.endTime=h);else if(f){var L=e.attr[E];M(E)&&(m=L,L=Uint8Array.from(m.replace(/^0x/,"").replace(/([\da-fA-F]{2}) ?/g,"0x$1 ").replace(/ +$/,"").split(" ")).buffer);var R=Ce(f,u,h,{key:E,data:L},De);R&&(R.id=t,r.id3Track.addCue(R),a[E]=R)}}}n[t]={cues:a,dateRange:e,durationKnown:l}},v=0;v<o.length;v++)g()}}},t}(),Fe=function(){function t(t){var e=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return e.timeupdate()},this.hls=t,this.config=t.config,this.registerListeners()}var e=t.prototype;return e.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},e.registerListeners=function(){this.hls.on(R.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(R.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(R.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(R.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(R.ERROR,this.onError,this)},e.unregisterListeners=function(){this.hls.off(R.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(R.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.off(R.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(R.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.off(R.ERROR,this.onError,this)},e.onMediaAttached=function(t,e){this.media=e.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},e.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},e.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},e.onLevelUpdated=function(t,e){var r=e.details;this.levelDetails=r,r.advanced&&this.timeupdate(),!r.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},e.onError=function(t,e){var r;e.details===k.BUFFER_STALLED_ERROR&&(this.stallCount++,null!=(r=this.levelDetails)&&r.live&&_.warn("[playback-rate-controller]: Stall detected, adjusting target latency"))},e.timeupdate=function(){var t=this.media,e=this.levelDetails;if(t&&e){this.currentTime=t.currentTime;var r=this.computeLatency();if(null!==r){this._latency=r;var i=this.config,n=i.lowLatencyMode,a=i.maxLiveSyncPlaybackRate;if(n&&1!==a){var s=this.targetLatency;if(null!==s){var o=r-s,l=o<Math.min(this.maxLatency,s+e.targetduration);if(e.live&&l&&o>.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),h=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,h))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},e.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},e.computeLatency=function(){var t=this.estimateLiveEdge();return null===t?null:t-this.currentTime},a(t,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var t=this.config,e=this.levelDetails;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}},{key:"targetLatency",get:function(){var t=this.levelDetails;if(null===t)return null;var e=t.holdBack,r=t.partHoldBack,i=t.targetduration,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a:s*i);var h=i;return u+Math.min(1*this.stallCount,h)}},{key:"liveSyncPosition",get:function(){var t=this.estimateLiveEdge(),e=this.targetLatency,r=this.levelDetails;if(null===t||null===e||null===r)return null;var i=r.edge,n=t-e-this.edgeStalled,a=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(a,n),s)}},{key:"drift",get:function(){var t=this.levelDetails;return null===t?1:t.drift}},{key:"edgeStalled",get:function(){var t=this.levelDetails;if(null===t)return 0;var e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}},{key:"forwardBufferLength",get:function(){var t=this.media,e=this.levelDetails;if(!t||!e)return 0;var r=t.buffered.length;return(r?t.buffered.end(r-1):e.edge)-this.currentTime}}]),t}(),Me=["NONE","TYPE-0","TYPE-1",null],Oe="",Ne="YES",Ue="v2",Be=function(){function t(t,e,r){this.msn=void 0,this.part=void 0,this.skip=void 0,this.msn=t,this.part=e,this.skip=r}return t.prototype.addDirectives=function(t){var e=new self.URL(t);return void 0!==this.msn&&e.searchParams.set("_HLS_msn",this.msn.toString()),void 0!==this.part&&e.searchParams.set("_HLS_part",this.part.toString()),this.skip&&e.searchParams.set("_HLS_skip",this.skip),e.href},t}(),Ge=function(){function t(t){this._attrs=void 0,this.audioCodec=void 0,this.bitrate=void 0,this.codecSet=void 0,this.height=void 0,this.id=void 0,this.name=void 0,this.videoCodec=void 0,this.width=void 0,this.unknownCodecs=void 0,this.audioGroupIds=void 0,this.details=void 0,this.fragmentError=0,this.loadError=0,this.loaded=void 0,this.realBitrate=0,this.textGroupIds=void 0,this.url=void 0,this._urlId=0,this.url=[t.url],this._attrs=[t.attrs],this.bitrate=t.bitrate,t.details&&(this.details=t.details),this.id=t.id||0,this.name=t.name,this.width=t.width||0,this.height=t.height||0,this.audioCodec=t.audioCodec,this.videoCodec=t.videoCodec,this.unknownCodecs=t.unknownCodecs,this.codecSet=[t.videoCodec,t.audioCodec].filter((function(t){return t})).join(",").replace(/\.[^.,]+/g,"")}return t.prototype.addFallback=function(t){this.url.push(t.url),this._attrs.push(t.attrs)},a(t,[{key:"maxBitrate",get:function(){return Math.max(this.realBitrate,this.bitrate)}},{key:"attrs",get:function(){return this._attrs[this._urlId]}},{key:"pathwayId",get:function(){return this.attrs["PATHWAY-ID"]||"."}},{key:"uri",get:function(){return this.url[this._urlId]||""}},{key:"urlId",get:function(){return this._urlId},set:function(t){var e=t%this.url.length;this._urlId!==e&&(this.fragmentError=0,this.loadError=0,this.details=void 0,this._urlId=e)}},{key:"audioGroupId",get:function(){var t;return null==(t=this.audioGroupIds)?void 0:t[this.urlId]}},{key:"textGroupId",get:function(){var t;return null==(t=this.textGroupIds)?void 0:t[this.urlId]}}]),t}();function Ke(t,e){var r=e.startPTS;if(E(r)){var i,n=0;e.sn>t.sn?(n=r-t.start,i=t):(n=t.start-r,i=e),i.duration!==n&&(i.duration=n)}else e.sn>t.sn?t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration:e.start=Math.max(t.start-e.duration,0)}function He(t,e,r,i,n,a){i-r<=0&&(_.warn("Fragment should have a positive duration",e),i=r+e.duration,a=n+e.duration);var s=r,o=i,l=e.startPTS,u=e.endPTS;if(E(l)){var h=Math.abs(l-r);E(e.deltaPTS)?e.deltaPTS=Math.max(h,e.deltaPTS):e.deltaPTS=h,s=Math.max(r,l),r=Math.min(r,l),n=Math.min(n,e.startDTS),o=Math.min(i,u),i=Math.max(i,u),a=Math.max(a,e.endDTS)}var d=r-e.start;0!==e.start&&(e.start=r),e.duration=i-e.start,e.startPTS=r,e.maxStartPTS=s,e.startDTS=n,e.endPTS=i,e.minEndPTS=o,e.endDTS=a;var c,f=e.sn;if(!t||f<t.startSN||f>t.endSN)return 0;var g=f-t.startSN,v=t.fragments;for(v[g]=e,c=g;c>0;c--)Ke(v[c],v[c-1]);for(c=g;c<v.length-1;c++)Ke(v[c],v[c+1]);return t.fragmentHint&&Ke(v[v.length-1],t.fragmentHint),t.PTSKnown=t.alignedSliding=!0,d}function Ve(t,e){for(var r=null,i=t.fragments,n=i.length-1;n>=0;n--){var a=i[n].initSegment;if(a){r=a;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var s,l,u,h,d,c=0;if(function(t,e,r){for(var i=e.skippedSegments,n=Math.max(t.startSN,e.startSN)-e.startSN,a=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,s=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,u=n;u<=a;u++){var h=l[s+u],d=o[u];i&&!d&&u<i&&(d=e.fragments[u]=h),h&&d&&r(h,d)}}(t,e,(function(t,i){t.relurl&&(c=t.cc-i.cc),E(t.startPTS)&&E(t.endPTS)&&(i.start=i.startPTS=t.startPTS,i.startDTS=t.startDTS,i.maxStartPTS=t.maxStartPTS,i.endPTS=t.endPTS,i.endDTS=t.endDTS,i.minEndPTS=t.minEndPTS,i.duration=t.endPTS-t.startPTS,i.duration&&(s=i),e.PTSKnown=e.alignedSliding=!0),i.elementaryStreams=t.elementaryStreams,i.loader=t.loader,i.stats=t.stats,i.urlId=t.urlId,t.initSegment&&(i.initSegment=t.initSegment,r=t.initSegment)})),r&&(e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments).forEach((function(t){var e;t.initSegment&&t.initSegment.relurl!==(null==(e=r)?void 0:e.relurl)||(t.initSegment=r)})),e.skippedSegments)if(e.deltaUpdateFailed=e.fragments.some((function(t){return!t})),e.deltaUpdateFailed){_.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var f=e.skippedSegments;f--;)e.fragments.shift();e.startSN=e.fragments[0].sn,e.startCC=e.fragments[0].cc}else e.canSkipDateRanges&&(e.dateRanges=(l=t.dateRanges,u=e.dateRanges,h=e.recentlyRemovedDateranges,d=o({},l),h&&h.forEach((function(t){delete d[t]})),Object.keys(u).forEach((function(t){var e=new O(u[t].attr,d[t]);e.isValid?d[t]=e:_.warn('Ignoring invalid Playlist Delta Update DATERANGE tag: "'+JSON.stringify(u[t].attr)+'"')})),d));var g=e.fragments;if(c){_.warn("discontinuity sliding from playlist, take drift into account");for(var v=0;v<g.length;v++)g[v].cc+=c}e.skippedSegments&&(e.startCC=e.fragments[0].cc),function(t,e,r){if(t&&e)for(var i=0,n=0,a=t.length;n<=a;n++){var s=t[n],o=e[n+i];s&&o&&s.index===o.index&&s.fragment.sn===o.fragment.sn?r(s,o):i--}}(t.partList,e.partList,(function(t,e){e.elementaryStreams=t.elementaryStreams,e.stats=t.stats})),s?He(e,s,s.startPTS,s.endPTS,s.startDTS,s.endDTS):Ye(t,e),g.length&&(e.totalduration=e.edge-g[0].start),e.driftStartTime=t.driftStartTime,e.driftStart=t.driftStart;var m=e.advancedDateTime;if(e.advanced&&m){var p=e.edge;e.driftStart||(e.driftStartTime=m,e.driftStart=p),e.driftEndTime=m,e.driftEnd=p}else e.driftEndTime=t.driftEndTime,e.driftEnd=t.driftEnd,e.advancedDateTime=t.advancedDateTime}function Ye(t,e){var r=e.startSN+e.skippedSegments-t.startSN,i=t.fragments;r<0||r>=i.length||We(e,i[r].start)}function We(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;i<r.length;i++)r[i].start+=e;t.fragmentHint&&(t.fragmentHint.start+=e)}}function je(t,e,r){var i;return null!=t&&t.details?qe(null==(i=t.details)?void 0:i.partList,e,r):null}function qe(t,e,r){if(t)for(var i=t.length;i--;){var n=t[i];if(n.index===r&&n.fragment.sn===e)return n}return null}function Xe(t){switch(t.details){case k.FRAG_LOAD_TIMEOUT:case k.KEY_LOAD_TIMEOUT:case k.LEVEL_LOAD_TIMEOUT:case k.MANIFEST_LOAD_TIMEOUT:return!0}return!1}function ze(t,e){var r=Xe(e);return t.default[(r?"timeout":"error")+"Retry"]}function Qe(t,e){var r="linear"===t.backoff?1:Math.pow(2,e);return Math.min(r*t.retryDelayMs,t.maxRetryDelayMs)}function $e(t){return i(i({},t),{errorRetry:null,timeoutRetry:null})}function Je(t,e,r,i){return!!t&&e<t.maxNumRetry&&(function(t){return 0===t&&!1===navigator.onLine||!!t&&(t<400||t>499)}(i)||!!r)}var Ze=function(t,e){for(var r=0,i=t.length-1,n=null,a=null;r<=i;){var s=e(a=t[n=(r+i)/2|0]);if(s>0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null};function tr(t,e,r,i){void 0===r&&(r=0),void 0===i&&(i=0);var n=null;if(t?n=e[t.sn-e[0].sn+1]||null:0===r&&0===e[0].start&&(n=e[0]),n&&0===er(r,i,n))return n;var a=Ze(e,er.bind(null,r,i));return!a||a===t&&n?n:a}function er(t,e,r){if(void 0===t&&(t=0),void 0===e&&(e=0),r.start<=t&&r.start+r.duration>t)return 0;var i=Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function rr(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}var ir,nr=3e5,ar=0,sr=2,or=5,lr=0,ur=1,hr=2,dr=function(){function t(t){this.hls=void 0,this.playlistError=0,this.penalizedRenditions={},this.log=void 0,this.warn=void 0,this.error=void 0,this.hls=t,this.log=_.log.bind(_,"[info]:"),this.warn=_.warn.bind(_,"[warning]:"),this.error=_.error.bind(_,"[error]:"),this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(R.ERROR,this.onError,this),t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.LEVEL_UPDATED,this.onLevelUpdated,this)},e.unregisterListeners=function(){var t=this.hls;t&&(t.off(R.ERROR,this.onError,this),t.off(R.ERROR,this.onErrorOut,this),t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.LEVEL_UPDATED,this.onLevelUpdated,this))},e.destroy=function(){this.unregisterListeners(),this.hls=null,this.penalizedRenditions={}},e.startLoad=function(t){this.playlistError=0},e.stopLoad=function(){},e.getVariantLevelIndex=function(t){return(null==t?void 0:t.type)===me?t.level:this.hls.loadLevel},e.onManifestLoading=function(){this.playlistError=0,this.penalizedRenditions={}},e.onLevelUpdated=function(){this.playlistError=0},e.onError=function(t,e){var r,i;if(!e.fatal){var n=this.hls,a=e.context;switch(e.details){case k.FRAG_LOAD_ERROR:case k.FRAG_LOAD_TIMEOUT:case k.KEY_LOAD_ERROR:case k.KEY_LOAD_TIMEOUT:return void(e.errorAction=this.getFragRetryOrSwitchAction(e));case k.FRAG_PARSING_ERROR:if(null!=(r=e.frag)&&r.gap)return void(e.errorAction={action:ar,flags:lr});case k.FRAG_GAP:case k.FRAG_DECRYPT_ERROR:return e.errorAction=this.getFragRetryOrSwitchAction(e),void(e.errorAction.action=sr);case k.LEVEL_EMPTY_ERROR:case k.LEVEL_PARSING_ERROR:var s,o,l=e.parent===me?e.level:n.loadLevel;return void(e.details===k.LEVEL_EMPTY_ERROR&&null!=(s=e.context)&&null!=(o=s.levelDetails)&&o.live?e.errorAction=this.getPlaylistRetryOrSwitchAction(e,l):(e.levelRetry=!1,e.errorAction=this.getLevelSwitchAction(e,l)));case k.LEVEL_LOAD_ERROR:case k.LEVEL_LOAD_TIMEOUT:return void("number"==typeof(null==a?void 0:a.level)&&(e.errorAction=this.getPlaylistRetryOrSwitchAction(e,a.level)));case k.AUDIO_TRACK_LOAD_ERROR:case k.AUDIO_TRACK_LOAD_TIMEOUT:case k.SUBTITLE_LOAD_ERROR:case k.SUBTITLE_TRACK_LOAD_TIMEOUT:if(a){var u=n.levels[n.loadLevel];if(u&&(a.type===ge&&a.groupId===u.audioGroupId||a.type===ve&&a.groupId===u.textGroupId))return e.errorAction=this.getPlaylistRetryOrSwitchAction(e,n.loadLevel),e.errorAction.action=sr,void(e.errorAction.flags=ur)}return;case k.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED:var h=n.levels[n.loadLevel],d=null==h?void 0:h.attrs["HDCP-LEVEL"];return void(d&&(e.errorAction={action:sr,flags:hr,hdcpLevel:d}));case k.BUFFER_ADD_CODEC_ERROR:case k.REMUX_ALLOC_ERROR:return void(e.errorAction=this.getLevelSwitchAction(e,null!=(i=e.level)?i:n.loadLevel));case k.INTERNAL_EXCEPTION:case k.BUFFER_APPENDING_ERROR:case k.BUFFER_APPEND_ERROR:case k.BUFFER_FULL_ERROR:case k.LEVEL_SWITCH_ERROR:case k.BUFFER_STALLED_ERROR:case k.BUFFER_SEEK_OVER_HOLE:case k.BUFFER_NUDGE_ON_STALL:return void(e.errorAction={action:ar,flags:lr})}if(e.type===A.KEY_SYSTEM_ERROR){var c=this.getVariantLevelIndex(e.frag);return e.levelRetry=!1,void(e.errorAction=this.getLevelSwitchAction(e,c))}}},e.getPlaylistRetryOrSwitchAction=function(t,e){var r,i=ze(this.hls.config.playlistLoadPolicy,t),n=this.playlistError++,a=null==(r=t.response)?void 0:r.code;if(Je(i,n,Xe(t),a))return{action:or,flags:lr,retryConfig:i,retryCount:n};var s=this.getLevelSwitchAction(t,e);return i&&(s.retryConfig=i,s.retryCount=n),s},e.getFragRetryOrSwitchAction=function(t){var e=this.hls,r=this.getVariantLevelIndex(t.frag),i=e.levels[r],n=e.config,a=n.fragLoadPolicy,s=n.keyLoadPolicy,o=ze(t.details.startsWith("key")?s:a,t),l=e.levels.reduce((function(t,e){return t+e.fragmentError}),0);if(i){var u;t.details!==k.FRAG_GAP&&i.fragmentError++;var h=null==(u=t.response)?void 0:u.code;if(Je(o,l,Xe(t),h))return{action:or,flags:lr,retryConfig:o,retryCount:l}}var d=this.getLevelSwitchAction(t,r);return o&&(d.retryConfig=o,d.retryCount=l),d},e.getLevelSwitchAction=function(t,e){var r=this.hls;null==e&&(e=r.loadLevel);var i=this.hls.levels[e];if(i&&(i.loadError++,r.autoLevelEnabled)){for(var n,a,s=-1,o=r.levels,l=r.loadLevel,u=r.minAutoLevel,h=r.maxAutoLevel,d=null==(n=t.frag)?void 0:n.type,c=null!=(a=t.context)?a:{},f=c.type,g=c.groupId,v=o.length;v--;){var m=(v+l)%o.length;if(m!==l&&m>=u&&m<=h&&0===o[m].loadError){var p=o[m];if(t.details===k.FRAG_GAP&&t.frag){var y=o[m].details;if(y){var T=tr(t.frag,y.fragments,t.frag.start);if(null!=T&&T.gap)continue}}else{if(f===ge&&g===p.audioGroupId||f===ve&&g===p.textGroupId)continue;if(d===pe&&i.audioGroupId===p.audioGroupId||d===ye&&i.textGroupId===p.textGroupId)continue}s=m;break}}if(s>-1&&r.loadLevel!==s)return t.levelRetry=!0,this.playlistError=0,{action:sr,flags:lr,nextAutoLevel:s}}return{action:sr,flags:ur}},e.onErrorOut=function(t,e){var r;switch(null==(r=e.errorAction)?void 0:r.action){case ar:break;case sr:this.sendAlternateToPenaltyBox(e),e.errorAction.resolved||e.details===k.FRAG_GAP||(e.fatal=!0)}e.fatal&&this.hls.stopLoad()},e.sendAlternateToPenaltyBox=function(t){var e=this.hls,r=t.errorAction;if(r){var i=r.flags,n=r.hdcpLevel,a=r.nextAutoLevel;switch(i){case lr:this.switchLevel(t,a);break;case ur:r.resolved||(r.resolved=this.redundantFailover(t));break;case hr:n&&(e.maxHdcpLevel=Me[Me.indexOf(n)-1],r.resolved=!0),this.warn('Restricting playback to HDCP-LEVEL of "'+e.maxHdcpLevel+'" or lower')}r.resolved||this.switchLevel(t,a)}},e.switchLevel=function(t,e){void 0!==e&&t.errorAction&&(this.warn("switching to level "+e+" after "+t.details),this.hls.nextAutoLevel=e,t.errorAction.resolved=!0,this.hls.nextLoadLevel=this.hls.nextAutoLevel)},e.redundantFailover=function(t){var e=this,r=this.hls,i=this.penalizedRenditions,n=t.parent===me?t.level:r.loadLevel,a=r.levels[n],s=a.url.length,o=t.frag?t.frag.urlId:a.urlId;a.urlId!==o||t.frag&&!a.details||this.penalizeRendition(a,t);for(var l=function(){var l=(o+u)%s,h=i[l];if(!h||function(t,e,r){if(performance.now()-t.lastErrorPerfMs>nr)return!0;var i=t.details;if(e.details===k.FRAG_GAP&&i&&e.frag){var n=e.frag.start,a=tr(null,i.fragments,n);if(a&&!a.gap)return!0}if(r&&t.errors.length<r.errors.length){var s=t.errors[t.errors.length-1];if(i&&s.frag&&e.frag&&Math.abs(s.frag.start-e.frag.start)>3*i.targetduration)return!0}return!1}(h,t,i[o]))return e.warn("Switching to Redundant Stream "+(l+1)+"/"+s+': "'+a.url[l]+'" after '+t.details),e.playlistError=0,r.levels.forEach((function(t){t.urlId=l})),r.nextLoadLevel=n,{v:!0}},u=1;u<s;u++){var h=l();if("object"==typeof h)return h.v}return!1},e.penalizeRendition=function(t,e){var r=this.penalizedRenditions,i=r[t.urlId]||{lastErrorPerfMs:0,errors:[],details:void 0};i.lastErrorPerfMs=performance.now(),i.errors.push(e),i.details=t.details,r[t.urlId]=i},t}(),cr=function(){function t(t,e){this.hls=void 0,this.timer=-1,this.requestScheduled=-1,this.canLoad=!1,this.log=void 0,this.warn=void 0,this.log=_.log.bind(_,e+":"),this.warn=_.warn.bind(_,e+":"),this.hls=t}var e=t.prototype;return e.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},e.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},e.startLoad=function(){this.canLoad=!0,this.requestScheduled=-1,this.loadPlaylist()},e.stopLoad=function(){this.canLoad=!1,this.clearTimer()},e.switchParams=function(t,e){var r=null==e?void 0:e.renditionReports;if(r){for(var i=-1,n=0;n<r.length;n++){var a=r[n],s=void 0;try{s=new self.URL(a.URI,e.url).href}catch(t){_.warn("Could not construct new URL for Rendition Report: "+t),s=a.URI||""}if(s===t){i=n;break}s===t.substring(0,s.length)&&(i=n)}if(-1!==i){var o=r[i],l=parseInt(o["LAST-MSN"])||(null==e?void 0:e.lastPartSn),u=parseInt(o["LAST-PART"])||(null==e?void 0:e.lastPartIndex);if(this.hls.config.lowLatencyMode){var h=Math.min(e.age-e.partTarget,e.targetduration);u>=0&&h>e.partTarget&&(u+=1)}return new Be(l,u>=0?u:void 0,Oe)}}},e.loadPlaylist=function(t){-1===this.requestScheduled&&(this.requestScheduled=self.performance.now())},e.shouldLoadPlaylist=function(t){return this.canLoad&&!!t&&!!t.url&&(!t.details||t.details.live)},e.shouldReloadPlaylist=function(t){return-1===this.timer&&-1===this.requestScheduled&&this.shouldLoadPlaylist(t)},e.playlistLoaded=function(t,e,r){var i=this,n=e.details,a=e.stats,s=self.performance.now(),o=a.loading.first?Math.max(0,s-a.loading.first):0;if(n.advancedDateTime=Date.now()-o,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+t+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:n.updated?"UPDATED":"MISSED")),r&&n.fragments.length>0&&Ve(r,n),!this.canLoad||!n.live)return;var l,u=void 0,h=void 0;if(n.canBlockReload&&n.endSN&&n.advanced){var d=this.hls.config.lowLatencyMode,c=n.lastPartSn,f=n.endSN,g=n.lastPartIndex,v=c===f;-1!==g?(u=v?f+1:c,h=v?d?0:g:g+1):u=f+1;var m=n.age,p=m+n.ageHeader,y=Math.min(p-n.partTarget,1.5*n.targetduration);if(y>0){if(r&&y>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+y+" with playlist age: "+n.age),y=0;else{var T=Math.floor(y/n.targetduration);u+=T,void 0!==h&&(h+=Math.round(y%n.targetduration/n.partTarget)),this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+m.toFixed(2)+"s goal: "+y+" skip sn "+T+" to part "+h)}n.tuneInGoal=y}if(l=this.getDeliveryDirectives(n,e.deliveryDirectives,u,h),d||!v)return void this.loadPlaylist(l)}else(n.canBlockReload||n.canSkipUntil)&&(l=this.getDeliveryDirectives(n,e.deliveryDirectives,u,h));var E=this.hls.mainForwardBufferInfo,S=E?E.end-E.len:0,L=function(t,e){void 0===e&&(e=1/0);var r=1e3*t.targetduration;if(t.updated){var i=t.fragments;if(i.length&&4*r>e){var n=1e3*i[i.length-1].duration;n<r&&(r=n)}}else r/=2;return Math.round(r)}(n,1e3*(n.edge-S));n.updated&&s>this.requestScheduled+L&&(this.requestScheduled=a.loading.start),void 0!==u&&n.canBlockReload?this.requestScheduled=a.loading.first+L-(1e3*n.partTarget||1e3):-1===this.requestScheduled||this.requestScheduled+L<s?this.requestScheduled=s:this.requestScheduled-s<=0&&(this.requestScheduled+=L);var R=this.requestScheduled-s;R=Math.max(0,R),this.log("reload live playlist "+t+" in "+Math.round(R)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(l)}),R)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,r,i){var n=function(t,e){var r=t.canSkipUntil,i=t.canSkipDateRanges,n=t.endSN;return r&&(void 0!==e?e-n:0)<r?i?Ue:Ne:Oe}(t,r);return null!=e&&e.skip&&t.deltaUpdateFailed&&(r=e.msn,i=e.part,n=Oe),new Be(r,i,n)},e.checkRetry=function(t){var e=this,r=t.details,i=Xe(t),n=t.errorAction,a=n||{},s=a.action,o=a.retryCount,l=void 0===o?0:o,u=a.retryConfig,h=!!n&&!!u&&(s===or||!n.resolved&&s===sr);if(h){var d;if(this.requestScheduled=-1,l>=u.maxNumRetry)return!1;if(i&&null!=(d=t.context)&&d.deliveryDirectives)this.warn("Retrying playlist loading "+(l+1)+"/"+u.maxNumRetry+' after "'+r+'" without delivery-directives'),this.loadPlaylist();else{var c=Qe(u,l);this.timer=self.setTimeout((function(){return e.loadPlaylist()}),c),this.warn("Retrying playlist loading "+(l+1)+"/"+u.maxNumRetry+' after "'+r+'" in '+c+"ms")}t.levelRetry=!0,n.resolved=!0}return h},t}(),fr=function(t){function e(e,r){var i;return(i=t.call(this,e,"[level-controller]")||this)._levels=[],i._firstLevel=-1,i._startLevel=void 0,i.currentLevel=null,i.currentLevelIndex=-1,i.manualLevelIndex=-1,i.steering=void 0,i.onParsedComplete=void 0,i.steering=r,i._registerListeners(),i}l(e,t);var r=e.prototype;return r._registerListeners=function(){var t=this.hls;t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(R.LEVEL_LOADED,this.onLevelLoaded,this),t.on(R.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(R.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(R.FRAG_LOADED,this.onFragLoaded,this),t.on(R.ERROR,this.onError,this)},r._unregisterListeners=function(){var t=this.hls;t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(R.LEVEL_LOADED,this.onLevelLoaded,this),t.off(R.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(R.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(R.FRAG_LOADED,this.onFragLoaded,this),t.off(R.ERROR,this.onError,this)},r.destroy=function(){this._unregisterListeners(),this.steering=null,this.resetLevels(),t.prototype.destroy.call(this)},r.startLoad=function(){this._levels.forEach((function(t){t.loadError=0,t.fragmentError=0})),t.prototype.startLoad.call(this)},r.resetLevels=function(){this._startLevel=void 0,this.manualLevelIndex=-1,this.currentLevelIndex=-1,this.currentLevel=null,this._levels=[]},r.onManifestLoading=function(t,e){this.resetLevels()},r.onManifestLoaded=function(t,e){var r,i=[],n={};e.levels.forEach((function(t){var e,a=t.attrs;-1!==(null==(e=t.audioCodec)?void 0:e.indexOf("mp4a.40.34"))&&(ir||(ir=/chrome|firefox/i.test(navigator.userAgent)),ir&&(t.audioCodec=void 0));var s=a.AUDIO,o=a.CODECS,l=a["FRAME-RATE"],u=a["PATHWAY-ID"],h=a.RESOLUTION,d=a.SUBTITLES,c=(u||".")+"-"+t.bitrate+"-"+h+"-"+l+"-"+o;(r=n[c])?r.addFallback(t):(r=new Ge(t),n[c]=r,i.push(r)),gr(r,"audio",s),gr(r,"text",d)})),this.filterAndSortMediaOptions(i,e)},r.filterAndSortMediaOptions=function(t,e){var r=this,i=[],n=[],a=!1,s=!1,o=!1,l=t.filter((function(t){var e=t.audioCodec,r=t.videoCodec,i=t.width,n=t.height,l=t.unknownCodecs;return a||(a=!(!i||!n)),s||(s=!!r),o||(o=!!e),!(null!=l&&l.length)&&(!e||Jt(e,"audio"))&&(!r||Jt(r,"video"))}));if((a||s)&&o&&(l=l.filter((function(t){var e=t.videoCodec,r=t.width,i=t.height;return!!e||!(!r||!i)}))),0!==l.length){e.audioTracks&&vr(i=e.audioTracks.filter((function(t){return!t.audioCodec||Jt(t.audioCodec,"audio")}))),e.subtitles&&vr(n=e.subtitles);var u=l.slice(0);l.sort((function(t,e){return t.attrs["HDCP-LEVEL"]!==e.attrs["HDCP-LEVEL"]?(t.attrs["HDCP-LEVEL"]||"")>(e.attrs["HDCP-LEVEL"]||"")?1:-1:t.bitrate!==e.bitrate?t.bitrate-e.bitrate:t.attrs["FRAME-RATE"]!==e.attrs["FRAME-RATE"]?t.attrs.decimalFloatingPoint("FRAME-RATE")-e.attrs.decimalFloatingPoint("FRAME-RATE"):t.attrs.SCORE!==e.attrs.SCORE?t.attrs.decimalFloatingPoint("SCORE")-e.attrs.decimalFloatingPoint("SCORE"):a&&t.height!==e.height?t.height-e.height:0}));var h=u[0];if(this.steering&&(l=this.steering.filterParsedLevels(l)).length!==u.length)for(var d=0;d<u.length;d++)if(u[d].pathwayId===l[0].pathwayId){h=u[d];break}this._levels=l;for(var c=0;c<l.length;c++)if(l[c]===h){this._firstLevel=c,this.log("manifest loaded, "+l.length+" level(s) found, first bitrate: "+h.bitrate);break}var f=o&&!s,g={levels:l,audioTracks:i,subtitleTracks:n,sessionData:e.sessionData,sessionKeys:e.sessionKeys,firstLevel:this._firstLevel,stats:e.stats,audio:o,video:s,altAudio:!f&&i.some((function(t){return!!t.url}))};this.hls.trigger(R.MANIFEST_PARSED,g),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else Promise.resolve().then((function(){if(r.hls){var t=new Error("no level with compatible codecs found in manifest");r.hls.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:e.url,error:t,reason:t.message})}}))},r.onError=function(t,e){!e.fatal&&e.context&&e.context.type===fe&&e.context.level===this.level&&this.checkRetry(e)},r.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===me){var i=this._levels[r.level];void 0!==i&&(i.loadError=0)}},r.onLevelLoaded=function(t,e){var r,i,n=e.level,a=e.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!=(i=e.deliveryDirectives)&&i.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0),this.playlistLoaded(n,e,s.details)):null!=(r=e.deliveryDirectives)&&r.skip&&(a.deltaUpdateFailed=!0)},r.onAudioTrackSwitched=function(t,e){var r=this.currentLevel;if(r){var i=this.hls.audioTracks[e.id].groupId;if(r.audioGroupIds&&r.audioGroupId!==i){for(var n=-1,a=0;a<r.audioGroupIds.length;a++)if(r.audioGroupIds[a]===i){n=a;break}-1!==n&&n!==r.urlId&&(r.urlId=n,this.canLoad&&this.startLoad())}}},r.loadPlaylist=function(e){t.prototype.loadPlaylist.call(this);var r=this.currentLevelIndex,i=this.currentLevel;if(i&&this.shouldLoadPlaylist(i)){var n=i.urlId,a=i.uri;if(e)try{a=e.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}var s=i.attrs["PATHWAY-ID"];this.log("Loading level index "+r+(void 0!==(null==e?void 0:e.msn)?" at sn "+e.msn+" part "+e.part:"")+" with"+(s?" Pathway "+s:"")+" URI "+(n+1)+"/"+i.url.length+" "+a),this.clearTimer(),this.hls.trigger(R.LEVEL_LOADING,{url:a,level:r,id:n,deliveryDirectives:e||null})}},r.removeLevel=function(t,e){var r=this,i=function(t,r){return r!==e},n=this._levels.filter((function(n,a){return a!==t||(n.url.length>1&&void 0!==e?(n.url=n.url.filter(i),n.audioGroupIds&&(n.audioGroupIds=n.audioGroupIds.filter(i)),n.textGroupIds&&(n.textGroupIds=n.textGroupIds.filter(i)),n.urlId=0,!0):(r.steering&&r.steering.removeLevel(n),!1))}));this.hls.trigger(R.LEVELS_UPDATED,{levels:n})},r.onLevelsUpdated=function(t,e){var r=e.levels;r.forEach((function(t,e){var r=t.details;null!=r&&r.fragments&&r.fragments.forEach((function(t){t.level=e}))})),this._levels=r},a(e,[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e=this._levels;if(0!==e.length){if(t<0||t>=e.length){var r=new Error("invalid level idx"),i=t<0;if(this.hls.trigger(R.ERROR,{type:A.OTHER_ERROR,details:k.LEVEL_SWITCH_ERROR,level:t,fatal:i,error:r,reason:r.message}),i)return;t=Math.min(t,e.length-1)}var n=this.currentLevelIndex,a=this.currentLevel,s=a?a.attrs["PATHWAY-ID"]:void 0,l=e[t],u=l.attrs["PATHWAY-ID"];if(this.currentLevelIndex=t,this.currentLevel=l,n!==t||!l.details||!a||s!==u){this.log("Switching to level "+t+(u?" with Pathway "+u:"")+" from level "+n+(s?" with Pathway "+s:""));var h=o({},l,{level:t,maxBitrate:l.maxBitrate,attrs:l.attrs,uri:l.uri,urlId:l.urlId});delete h._attrs,delete h._urlId,this.hls.trigger(R.LEVEL_SWITCHING,h);var d=l.details;if(!d||d.live){var c=this.switchParams(l.uri,null==a?void 0:a.details);this.loadPlaylist(c)}}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}]),e}(cr);function gr(t,e,r){r&&("audio"===e?(t.audioGroupIds||(t.audioGroupIds=[]),t.audioGroupIds[t.url.length-1]=r):"text"===e&&(t.textGroupIds||(t.textGroupIds=[]),t.textGroupIds[t.url.length-1]=r))}function vr(t){var e={};t.forEach((function(t){var r=t.groupId||"";t.id=e[r]=e[r]||0,e[r]++}))}var mr="NOT_LOADED",pr="APPENDING",yr="PARTIAL",Tr="OK",Er=function(){function t(t){this.activePartLists=Object.create(null),this.endListFragments=Object.create(null),this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hasGaps=!1,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){var t=this.hls;t.on(R.BUFFER_APPENDED,this.onBufferAppended,this),t.on(R.FRAG_BUFFERED,this.onFragBuffered,this),t.on(R.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(R.BUFFER_APPENDED,this.onBufferAppended,this),t.off(R.FRAG_BUFFERED,this.onFragBuffered,this),t.off(R.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.activePartLists=this.endListFragments=this.timeRanges=null},e.getAppendedFrag=function(t,e){var r=this.activePartLists[e];if(r)for(var i=r.length;i--;){var n=r[i];if(!n)break;var a=n.end;if(n.start<=t&&null!==a&&t<=a)return n}return this.getBufferedFrag(t,e)},e.getBufferedFrag=function(t,e){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var a=r[i[n]];if((null==a?void 0:a.body.type)===e&&a.buffered){var s=a.body;if(s.start<=t&&t<=s.end)return s}}return null},e.detectEvictedFragments=function(t,e,r,i){var n=this;this.timeRanges&&(this.timeRanges[t]=e);var a=(null==i?void 0:i.fragment.sn)||-1;Object.keys(this.fragments).forEach((function(i){var s=n.fragments[i];if(s&&!(a>=s.body.sn))if(s.buffered||s.loaded){var o=s.range[t];o&&o.time.some((function(t){var r=!n.isTimeBuffered(t.startPTS,t.endPTS,e);return r&&n.removeFragment(s.body),r}))}else s.body.type===r&&n.removeFragment(s.body)}))},e.detectPartialFragments=function(t){var e=this,r=this.timeRanges,i=t.frag,n=t.part;if(r&&"initSegment"!==i.sn){var a=Lr(i),s=this.fragments[a];if(!(!s||s.buffered&&i.gap)){var o=!i.relurl;Object.keys(r).forEach((function(t){var a=i.elementaryStreams[t];if(a){var l=r[t],u=o||!0===a.partial;s.range[t]=e.getBufferedTimes(i,n,u,l)}})),s.loaded=null,Object.keys(s.range).length?(s.buffered=!0,(s.body.endList=i.endList||s.body.endList)&&(this.endListFragments[s.body.type]=s),Sr(s)||this.removeParts(i.sn-1,i.type)):this.removeFragment(s.body)}}},e.removeParts=function(t,e){var r=this.activePartLists[e];r&&(this.activePartLists[e]=r.filter((function(e){return e.fragment.sn>=t})))},e.fragBuffered=function(t,e){var r=Lr(t),i=this.fragments[r];!i&&e&&(i=this.fragments[r]={body:t,appendedPTS:null,loaded:null,buffered:!1,range:Object.create(null)},t.gap&&(this.hasGaps=!0)),i&&(i.loaded=null,i.buffered=!0)},e.getBufferedTimes=function(t,e,r,i){for(var n={time:[],partial:r},a=t.start,s=t.end,o=t.minEndPTS||s,l=t.maxStartPTS||a,u=0;u<i.length;u++){var h=i.start(u)-this.bufferPadding,d=i.end(u)+this.bufferPadding;if(l>=h&&o<=d){n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(a<d&&s>h)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=h)break}return n},e.getPartialFragment=function(t){var e,r,i,n=null,a=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&Sr(u)&&(r=u.body.start-s,i=u.body.end+s,t>=r&&t<=i&&(e=Math.min(t-r,i-t),a<=e&&(n=u.body,a=e)))})),n},e.isEndListAppended=function(t){var e=this.endListFragments[t];return void 0!==e&&(e.buffered||Sr(e))},e.getState=function(t){var e=Lr(t),r=this.fragments[e];return r?r.buffered?Sr(r)?yr:Tr:pr:mr},e.isTimeBuffered=function(t,e,r){for(var i,n,a=0;a<r.length;a++){if(i=r.start(a)-this.bufferPadding,n=r.end(a)+this.bufferPadding,t>=i&&e<=n)return!0;if(e<=i)return!1}return!1},e.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if("initSegment"!==r.sn&&!r.bitrateTest){var n=i?null:e,a=Lr(r);this.fragments[a]={body:r,appendedPTS:null,loaded:n,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var r=this,i=e.frag,n=e.part,a=e.timeRanges;if("initSegment"!==i.sn){var s=i.type;if(n){var o=this.activePartLists[s];o||(this.activePartLists[s]=o=[]),o.push(n)}this.timeRanges=a,Object.keys(a).forEach((function(t){var e=a[t];r.detectEvictedFragments(t,e,s,n)}))}},e.onFragBuffered=function(t,e){this.detectPartialFragments(e)},e.hasFragment=function(t){var e=Lr(t);return!!this.fragments[e]},e.hasParts=function(t){var e;return!(null==(e=this.activePartLists[t])||!e.length)},e.removeFragmentsInRange=function(t,e,r,i,n){var a=this;i&&!this.hasGaps||Object.keys(this.fragments).forEach((function(s){var o=a.fragments[s];if(o){var l=o.body;l.type!==r||i&&!l.gap||l.start<e&&l.end>t&&(o.buffered||n)&&a.removeFragment(l)}}))},e.removeFragment=function(t){var e=Lr(t);t.stats.loaded=0,t.clearElementaryStreamInfo();var r=this.activePartLists[t.type];if(r){var i=t.sn;this.activePartLists[t.type]=r.filter((function(t){return t.fragment.sn!==i}))}delete this.fragments[e],t.endList&&delete this.endListFragments[t.type]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.endListFragments=Object.create(null),this.activePartLists=Object.create(null),this.hasGaps=!1},t}();function Sr(t){var e,r,i;return t.buffered&&(t.body.gap||(null==(e=t.range.video)?void 0:e.partial)||(null==(r=t.range.audio)?void 0:r.partial)||(null==(i=t.range.audiovideo)?void 0:i.partial))}function Lr(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}var Rr=Math.pow(2,17),Ar=function(){function t(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}var e=t.prototype;return e.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},e.abort=function(){this.loader&&this.loader.abort()},e.load=function(t,e){var r=this,n=t.url;if(!n)return Promise.reject(new Dr({type:A.NETWORK_ERROR,details:k.FRAG_LOAD_ERROR,fatal:!1,frag:t,error:new Error("Fragment does not have a "+(n?"part list":"url")),networkDetails:null}));this.abort();var a=this.config,s=a.fLoader,o=a.loader;return new Promise((function(l,u){if(r.loader&&r.loader.destroy(),t.gap){if(t.tagList.some((function(t){return"GAP"===t[0]})))return void u(br(t));t.gap=!1}var h=r.loader=t.loader=s?new s(a):new o(a),d=kr(t),c=$e(a.fragLoadPolicy.default),f={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:"initSegment"===t.sn?1/0:Rr};t.stats=h.stats,h.load(d,f,{onSuccess:function(e,i,n,a){r.resetLoader(t,h);var s=e.data;n.resetIV&&t.decryptdata&&(t.decryptdata.iv=new Uint8Array(s.slice(0,16)),s=s.slice(16)),l({frag:t,part:null,payload:s,networkDetails:a})},onError:function(e,a,s,o){r.resetLoader(t,h),u(new Dr({type:A.NETWORK_ERROR,details:k.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:i({url:n,data:void 0},e),error:new Error("HTTP Error "+e.code+" "+e.text),networkDetails:s,stats:o}))},onAbort:function(e,i,n){r.resetLoader(t,h),u(new Dr({type:A.NETWORK_ERROR,details:k.INTERNAL_ABORTED,fatal:!1,frag:t,error:new Error("Aborted"),networkDetails:n,stats:e}))},onTimeout:function(e,i,n){r.resetLoader(t,h),u(new Dr({type:A.NETWORK_ERROR,details:k.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,error:new Error("Timeout after "+f.timeout+"ms"),networkDetails:n,stats:e}))},onProgress:function(r,i,n,a){e&&e({frag:t,part:null,payload:n,networkDetails:a})}})}))},e.loadPart=function(t,e,r){var n=this;this.abort();var a=this.config,s=a.fLoader,o=a.loader;return new Promise((function(l,u){if(n.loader&&n.loader.destroy(),t.gap||e.gap)u(br(t,e));else{var h=n.loader=t.loader=s?new s(a):new o(a),d=kr(t,e),c=$e(a.fragLoadPolicy.default),f={loadPolicy:c,timeout:c.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0,highWaterMark:Rr};e.stats=h.stats,h.load(d,f,{onSuccess:function(i,a,s,o){n.resetLoader(t,h),n.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:i.data,networkDetails:o};r(u),l(u)},onError:function(r,a,s,o){n.resetLoader(t,h),u(new Dr({type:A.NETWORK_ERROR,details:k.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:i({url:d.url,data:void 0},r),error:new Error("HTTP Error "+r.code+" "+r.text),networkDetails:s,stats:o}))},onAbort:function(r,i,a){t.stats.aborted=e.stats.aborted,n.resetLoader(t,h),u(new Dr({type:A.NETWORK_ERROR,details:k.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,error:new Error("Aborted"),networkDetails:a,stats:r}))},onTimeout:function(r,i,a){n.resetLoader(t,h),u(new Dr({type:A.NETWORK_ERROR,details:k.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,error:new Error("Timeout after "+f.timeout+"ms"),networkDetails:a,stats:r}))}})}}))},e.updateStatsFromPart=function(t,e){var r=t.stats,i=e.stats,n=i.total;if(r.loaded+=i.loaded,n){var a=Math.round(t.duration/e.duration),s=Math.min(Math.round(r.loaded/n),a),o=(a-s)*Math.round(r.loaded/s);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,u=i.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},e.resetLoader=function(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()},t}();function kr(t,e){void 0===e&&(e=null);var r=e||t,i={frag:t,part:e,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},n=r.byteRangeStartOffset,a=r.byteRangeEndOffset;if(E(n)&&E(a)){var s,o=n,l=a;if("initSegment"===t.sn&&"AES-128"===(null==(s=t.decryptdata)?void 0:s.method)){var u=a-n;u%16&&(l=a+(16-u%16)),0!==n&&(i.resetIV=!0,o=n-16)}i.rangeStart=o,i.rangeEnd=l}return i}function br(t,e){var r=new Error("GAP "+(t.gap?"tag":"attribute")+" found"),i={type:A.MEDIA_ERROR,details:k.FRAG_GAP,fatal:!1,frag:t,error:r,networkDetails:null};return e&&(i.part=e),(e||t).stats.aborted=!0,new Dr(i)}var Dr=function(t){function e(e){var r;return(r=t.call(this,e.error.message)||this).data=void 0,r.data=e,r}return l(e,t),e}(f(Error)),Ir=function(){function t(t){this.config=void 0,this.keyUriToKeyInfo={},this.emeController=null,this.config=t}var e=t.prototype;return e.abort=function(t){for(var e in this.keyUriToKeyInfo){var r=this.keyUriToKeyInfo[e].loader;if(r){if(t&&t!==r.context.frag.type)return;r.abort()}}},e.detach=function(){for(var t in this.keyUriToKeyInfo){var e=this.keyUriToKeyInfo[t];(e.mediaKeySessionContext||e.decryptdata.isCommonEncryption)&&delete this.keyUriToKeyInfo[t]}},e.destroy=function(){for(var t in this.detach(),this.keyUriToKeyInfo){var e=this.keyUriToKeyInfo[t].loader;e&&e.destroy()}this.keyUriToKeyInfo={}},e.createKeyLoadError=function(t,e,r,i,n){return void 0===e&&(e=k.KEY_LOAD_ERROR),new Dr({type:A.NETWORK_ERROR,details:e,fatal:!1,frag:t,response:n,error:r,networkDetails:i})},e.loadClear=function(t,e){var r=this;if(this.emeController&&this.config.emeEnabled)for(var i=t.sn,n=t.cc,a=function(){var t=e[s];if(n<=t.cc&&("initSegment"===i||"initSegment"===t.sn||i<t.sn))return r.emeController.selectKeySystemFormat(t).then((function(e){t.setKeyFormat(e)})),"break"},s=0;s<e.length&&"break"!==a();s++);},e.load=function(t){var e=this;return!t.decryptdata&&t.encrypted&&this.emeController?this.emeController.selectKeySystemFormat(t).then((function(r){return e.loadInternal(t,r)})):this.loadInternal(t)},e.loadInternal=function(t,e){var r,i;e&&t.setKeyFormat(e);var n=t.decryptdata;if(!n){var a=new Error(e?"Expected frag.decryptdata to be defined after setting format "+e:"Missing decryption data on fragment in onKeyLoading");return Promise.reject(this.createKeyLoadError(t,k.KEY_LOAD_ERROR,a))}var s=n.uri;if(!s)return Promise.reject(this.createKeyLoadError(t,k.KEY_LOAD_ERROR,new Error('Invalid key URI: "'+s+'"')));var o,l=this.keyUriToKeyInfo[s];if(null!=(r=l)&&r.decryptdata.key)return n.key=l.decryptdata.key,Promise.resolve({frag:t,keyInfo:l});if(null!=(i=l)&&i.keyLoadPromise)switch(null==(o=l.mediaKeySessionContext)?void 0:o.keyStatus){case void 0:case"status-pending":case"usable":case"usable-in-future":return l.keyLoadPromise.then((function(e){return n.key=e.keyInfo.decryptdata.key,{frag:t,keyInfo:l}}))}switch(l=this.keyUriToKeyInfo[s]={decryptdata:n,keyLoadPromise:null,loader:null,mediaKeySessionContext:null},n.method){case"ISO-23001-7":case"SAMPLE-AES":case"SAMPLE-AES-CENC":case"SAMPLE-AES-CTR":return"identity"===n.keyFormat?this.loadKeyHTTP(l,t):this.loadKeyEME(l,t);case"AES-128":return this.loadKeyHTTP(l,t);default:return Promise.reject(this.createKeyLoadError(t,k.KEY_LOAD_ERROR,new Error('Key supplied with unsupported METHOD: "'+n.method+'"')))}},e.loadKeyEME=function(t,e){var r={frag:e,keyInfo:t};if(this.emeController&&this.config.emeEnabled){var i=this.emeController.loadKey(r);if(i)return(t.keyLoadPromise=i.then((function(e){return t.mediaKeySessionContext=e,r}))).catch((function(e){throw t.keyLoadPromise=null,e}))}return Promise.resolve(r)},e.loadKeyHTTP=function(t,e){var r=this,n=this.config,a=new(0,n.loader)(n);return e.keyLoader=t.loader=a,t.keyLoadPromise=new Promise((function(s,o){var l={keyInfo:t,frag:e,responseType:"arraybuffer",url:t.decryptdata.uri},u=n.keyLoadPolicy.default,h={loadPolicy:u,timeout:u.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},d={onSuccess:function(t,e,i,n){var a=i.frag,l=i.keyInfo,u=i.url;if(!a.decryptdata||l!==r.keyUriToKeyInfo[u])return o(r.createKeyLoadError(a,k.KEY_LOAD_ERROR,new Error("after key load, decryptdata unset or changed"),n));l.decryptdata.key=a.decryptdata.key=new Uint8Array(t.data),a.keyLoader=null,l.loader=null,s({frag:a,keyInfo:l})},onError:function(t,n,a,s){r.resetLoader(n),o(r.createKeyLoadError(e,k.KEY_LOAD_ERROR,new Error("HTTP Error "+t.code+" loading key "+t.text),a,i({url:l.url,data:void 0},t)))},onTimeout:function(t,i,n){r.resetLoader(i),o(r.createKeyLoadError(e,k.KEY_LOAD_TIMEOUT,new Error("key loading timed out"),n))},onAbort:function(t,i,n){r.resetLoader(i),o(r.createKeyLoadError(e,k.INTERNAL_ABORTED,new Error("key loading aborted"),n))}};a.load(l,h,d)}))},e.resetLoader=function(t){var e=t.frag,r=t.keyInfo,i=t.url,n=r.loader;e.keyLoader===n&&(e.keyLoader=null,r.loader=null),delete this.keyUriToKeyInfo[i],n&&n.destroy()},t}(),wr=function(){function t(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var e=t.prototype;return e.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},e.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},e.onHandlerDestroyed=function(){},e.hasInterval=function(){return!!this._tickInterval},e.hasNextTick=function(){return!!this._tickTimer},e.setInterval=function(t){return!this._tickInterval&&(this._tickCallCount=0,this._tickInterval=self.setInterval(this._boundTick,t),!0)},e.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},e.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},e.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},e.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},e.doTick=function(){},t}(),Cr={length:0,start:function(){return 0},end:function(){return 0}},_r=function(){function t(){}return t.isBuffered=function(e,r){try{if(e)for(var i=t.getBuffered(e),n=0;n<i.length;n++)if(r>=i.start(n)&&r<=i.end(n))return!0}catch(t){}return!1},t.bufferInfo=function(e,r,i){try{if(e){var n,a=t.getBuffered(e),s=[];for(n=0;n<a.length;n++)s.push({start:a.start(n),end:a.end(n)});return this.bufferedInfo(s,r,i)}}catch(t){}return{len:0,start:r,end:r,nextStart:void 0}},t.bufferedInfo=function(t,e,r){e=Math.max(0,e),t.sort((function(t,e){var r=t.start-e.start;return r||e.end-t.end}));var i=[];if(r)for(var n=0;n<t.length;n++){var a=i.length;if(a){var s=i[a-1].end;t[n].start-s<r?t[n].end>s&&(i[a-1].end=t[n].end):i.push(t[n])}else i.push(t[n])}else i=t;for(var o,l=0,u=e,h=e,d=0;d<i.length;d++){var c=i[d].start,f=i[d].end;if(e+r>=c&&e<f)u=c,l=(h=f)-e;else if(e+r<c){o=c;break}}return{len:l,start:u||0,end:h||0,nextStart:o}},t.getBuffered=function(t){try{return t.buffered}catch(t){return _.log("failed to get media.buffered",t),Cr}},t}(),Pr=function(t,e,r,i,n,a){void 0===i&&(i=0),void 0===n&&(n=-1),void 0===a&&(a=!1),this.level=void 0,this.sn=void 0,this.part=void 0,this.id=void 0,this.size=void 0,this.partial=void 0,this.transmuxing={start:0,executeStart:0,executeEnd:0,end:0},this.buffering={audio:{start:0,executeStart:0,executeEnd:0,end:0},video:{start:0,executeStart:0,executeEnd:0,end:0},audiovideo:{start:0,executeStart:0,executeEnd:0,end:0}},this.level=t,this.sn=e,this.id=r,this.size=i,this.part=n,this.partial=a};function xr(t,e){for(var r=null,i=0,n=t.length;i<n;i++){var a=t[i];if(a&&a.cc===e){r=a;break}}return r}function Fr(t,e){if(t){var r=t.start+e;t.start=t.startPTS=r,t.endPTS=r+t.duration}}function Mr(t,e){for(var r=e.fragments,i=0,n=r.length;i<n;i++)Fr(r[i],t);e.fragmentHint&&Fr(e.fragmentHint,t),e.alignedSliding=!0}function Or(t,e,r){e&&(function(t,e,r){if(function(t,e,r){return!(!e.details||!(r.endCC>r.startCC||t&&t.cc<r.startCC))}(t,r,e)){var i=function(t,e,r){var i=t.fragments,n=e.fragments;if(n.length&&i.length){var a=xr(i,n[0].cc);if(a&&(!a||a.startPTS))return a;_.log("No frag in previous level to align on")}else _.log("No fragments to align")}(r.details,e);i&&E(i.start)&&(_.log("Adjusting PTS using last level due to CC increase within current level "+e.url),Mr(i.start,e))}}(t,r,e),!r.alignedSliding&&e.details&&function(t,e){if(e.fragments.length&&t.hasProgramDateTime&&e.hasProgramDateTime){var r=e.fragments[0].programDateTime,i=t.fragments[0].programDateTime,n=(i-r)/1e3+e.fragments[0].start;n&&E(n)&&(_.log("Adjusting PTS using programDateTime delta "+(i-r)+"ms, sliding:"+n.toFixed(3)+" "+t.url+" "),Mr(n,t))}}(r,e.details),r.alignedSliding||!e.details||r.skippedSegments||Ye(e.details,r))}function Nr(t,e){if(t.hasProgramDateTime&&e.hasProgramDateTime){var r=t.fragments,i=e.fragments;if(r.length&&i.length){var n=i[Math.round(i.length/2)-1],a=xr(r,n.cc)||r[Math.round(r.length/2)-1],s=n.programDateTime,o=a.programDateTime;null!==s&&null!==o&&Mr((o-s)/1e3-(a.start-n.start),t)}}}var Ur=function(){function t(t,e){this.subtle=void 0,this.aesIV=void 0,this.subtle=t,this.aesIV=e}return t.prototype.decrypt=function(t,e){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t)},t}(),Br=function(){function t(t,e){this.subtle=void 0,this.key=void 0,this.subtle=t,this.key=e}return t.prototype.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},t}(),Gr=function(){function t(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var e=t.prototype;return e.uint8ArrayToUint32Array_=function(t){for(var e=new DataView(t),r=new Uint32Array(4),i=0;i<4;i++)r[i]=e.getUint32(4*i);return r},e.initTable=function(){var t=this.sBox,e=this.invSBox,r=this.subMix,i=r[0],n=r[1],a=r[2],s=r[3],o=this.invSubMix,l=o[0],u=o[1],h=o[2],d=o[3],c=new Uint32Array(256),f=0,g=0,v=0;for(v=0;v<256;v++)c[v]=v<128?v<<1:v<<1^283;for(v=0;v<256;v++){var m=g^g<<1^g<<2^g<<3^g<<4;m=m>>>8^255&m^99,t[f]=m,e[m]=f;var p=c[f],y=c[p],T=c[y],E=257*c[m]^16843008*m;i[f]=E<<24|E>>>8,n[f]=E<<16|E>>>16,a[f]=E<<8|E>>>24,s[f]=E,E=16843009*T^65537*y^257*p^16843008*f,l[m]=E<<24|E>>>8,u[m]=E<<16|E>>>16,h[m]=E<<8|E>>>24,d[m]=E,f?(f=p^c[c[c[T^p]]],g^=c[c[g]]):f=g=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),r=!0,i=0;i<e.length&&r;)r=e[i]===this.key[i],i++;if(!r){this.key=e;var n=this.keySize=e.length;if(4!==n&&6!==n&&8!==n)throw new Error("Invalid aes key size="+n);var a,s,o,l,u=this.ksRows=4*(n+6+1),h=this.keySchedule=new Uint32Array(u),d=this.invKeySchedule=new Uint32Array(u),c=this.sBox,f=this.rcon,g=this.invSubMix,v=g[0],m=g[1],p=g[2],y=g[3];for(a=0;a<u;a++)a<n?o=h[a]=e[a]:(l=o,a%n==0?(l=c[(l=l<<8|l>>>24)>>>24]<<24|c[l>>>16&255]<<16|c[l>>>8&255]<<8|c[255&l],l^=f[a/n|0]<<24):n>6&&a%n==4&&(l=c[l>>>24]<<24|c[l>>>16&255]<<16|c[l>>>8&255]<<8|c[255&l]),h[a]=o=(h[a-n]^l)>>>0);for(s=0;s<u;s++)a=u-s,l=3&s?h[a]:h[a-4],d[s]=s<4||a<=4?l:v[c[l>>>24]]^m[c[l>>>16&255]]^p[c[l>>>8&255]]^y[c[255&l]],d[s]=d[s]>>>0}},e.networkToHostOrderSwap=function(t){return t<<24|(65280&t)<<8|(16711680&t)>>8|t>>>24},e.decrypt=function(t,e,r){for(var i,n,a,s,o,l,u,h,d,c,f,g,v,m,p=this.keySize+6,y=this.invKeySchedule,T=this.invSBox,E=this.invSubMix,S=E[0],L=E[1],R=E[2],A=E[3],k=this.uint8ArrayToUint32Array_(r),b=k[0],D=k[1],I=k[2],w=k[3],C=new Int32Array(t),_=new Int32Array(C.length),P=this.networkToHostOrderSwap;e<C.length;){for(d=P(C[e]),c=P(C[e+1]),f=P(C[e+2]),g=P(C[e+3]),o=d^y[0],l=g^y[1],u=f^y[2],h=c^y[3],v=4,m=1;m<p;m++)i=S[o>>>24]^L[l>>16&255]^R[u>>8&255]^A[255&h]^y[v],n=S[l>>>24]^L[u>>16&255]^R[h>>8&255]^A[255&o]^y[v+1],a=S[u>>>24]^L[h>>16&255]^R[o>>8&255]^A[255&l]^y[v+2],s=S[h>>>24]^L[o>>16&255]^R[l>>8&255]^A[255&u]^y[v+3],o=i,l=n,u=a,h=s,v+=4;i=T[o>>>24]<<24^T[l>>16&255]<<16^T[u>>8&255]<<8^T[255&h]^y[v],n=T[l>>>24]<<24^T[u>>16&255]<<16^T[h>>8&255]<<8^T[255&o]^y[v+1],a=T[u>>>24]<<24^T[h>>16&255]<<16^T[o>>8&255]<<8^T[255&l]^y[v+2],s=T[h>>>24]<<24^T[o>>16&255]<<16^T[l>>8&255]<<8^T[255&u]^y[v+3],_[e]=P(i^b),_[e+1]=P(s^D),_[e+2]=P(a^I),_[e+3]=P(n^w),b=d,D=c,I=f,w=g,e+=4}return _.buffer},t}(),Kr=function(){function t(t,e){var r=(void 0===e?{}:e).removePKCS7Padding,i=void 0===r||r;if(this.logEnabled=!0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.useSoftware=void 0,this.useSoftware=t.enableSoftwareAES,this.removePKCS7Padding=i,i)try{var n=self.crypto;n&&(this.subtle=n.subtle||n.webkitSubtle)}catch(t){}null===this.subtle&&(this.useSoftware=!0)}var e=t.prototype;return e.destroy=function(){this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null},e.isSync=function(){return this.useSoftware},e.flush=function(){var t=this.currentResult,e=this.remainderData;if(!t||e)return this.reset(),null;var r,i,n,a=new Uint8Array(t);return this.reset(),this.removePKCS7Padding?(i=(r=a).byteLength,(n=i&&new DataView(r.buffer).getUint8(i-1))?nt(r,0,i-n):r):a},e.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},e.decrypt=function(t,e,r){var i=this;return this.useSoftware?new Promise((function(n,a){i.softwareDecrypt(new Uint8Array(t),e,r);var s=i.flush();s?n(s.buffer):a(new Error("[softwareDecrypt] Failed to decrypt data"))})):this.webCryptoDecrypt(new Uint8Array(t),e,r)},e.softwareDecrypt=function(t,e,r){var i=this.currentIV,n=this.currentResult,a=this.remainderData;this.logOnce("JS AES decrypt"),a&&(t=Mt(a,t),this.remainderData=null);var s=this.getValidChunk(t);if(!s.length)return null;i&&(r=i);var o=this.softwareDecrypter;o||(o=this.softwareDecrypter=new Gr),o.expandKey(e);var l=n;return this.currentResult=o.decrypt(s.buffer,0,r),this.currentIV=nt(s,-16).buffer,l||null},e.webCryptoDecrypt=function(t,e,r){var i=this,n=this.subtle;return this.key===e&&this.fastAesKey||(this.key=e,this.fastAesKey=new Br(n,e)),this.fastAesKey.expandKey().then((function(e){return n?(i.logOnce("WebCrypto AES decrypt"),new Ur(n,new Uint8Array(r)).decrypt(t.buffer,e)):Promise.reject(new Error("web crypto not initialized"))})).catch((function(n){return _.warn("[decrypter]: WebCrypto Error, disable WebCrypto API, "+n.name+": "+n.message),i.onWebCryptoError(t,e,r)}))},e.onWebCryptoError=function(t,e,r){this.useSoftware=!0,this.logEnabled=!0,this.softwareDecrypt(t,e,r);var i=this.flush();if(i)return i.buffer;throw new Error("WebCrypto and softwareDecrypt: failed to decrypt data")},e.getValidChunk=function(t){var e=t,r=t.length-t.length%16;return r!==t.length&&(e=nt(t,0,r),this.remainderData=nt(t,r)),e},e.logOnce=function(t){this.logEnabled&&(_.log("[decrypter]: "+t),this.logEnabled=!1)},t}(),Hr=function(t){for(var e="",r=t.length,i=0;i<r;i++)e+="["+t.start(i).toFixed(3)+"-"+t.end(i).toFixed(3)+"]";return e},Vr="STOPPED",Yr="IDLE",Wr="KEY_LOADING",jr="FRAG_LOADING",qr="FRAG_LOADING_WAITING_RETRY",Xr="WAITING_TRACK",zr="PARSING",Qr="PARSED",$r="ENDED",Jr="ERROR",Zr="WAITING_INIT_PTS",ti="WAITING_LEVEL",ei=function(t){function e(e,r,i,n,a){var s;return(s=t.call(this)||this).hls=void 0,s.fragPrevious=null,s.fragCurrent=null,s.fragmentTracker=void 0,s.transmuxer=null,s._state=Vr,s.playlistType=void 0,s.media=null,s.mediaBuffer=null,s.config=void 0,s.bitrateTest=!1,s.lastCurrentTime=0,s.nextLoadPosition=0,s.startPosition=0,s.startTimeOffset=null,s.loadedmetadata=!1,s.retryDate=0,s.levels=null,s.fragmentLoader=void 0,s.keyLoader=void 0,s.levelLastLoaded=null,s.startFragRequested=!1,s.decrypter=void 0,s.initPTS=[],s.onvseeking=null,s.onvended=null,s.logPrefix="",s.log=void 0,s.warn=void 0,s.playlistType=a,s.logPrefix=n,s.log=_.log.bind(_,n+":"),s.warn=_.warn.bind(_,n+":"),s.hls=e,s.fragmentLoader=new Ar(e.config),s.keyLoader=i,s.fragmentTracker=r,s.config=e.config,s.decrypter=new Kr(e.config),e.on(R.MANIFEST_LOADED,s.onManifestLoaded,function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(s)),s}l(e,t);var r=e.prototype;return r.doTick=function(){this.onTickEnd()},r.onTickEnd=function(){},r.startLoad=function(t){},r.stopLoad=function(){this.fragmentLoader.abort(),this.keyLoader.abort(this.playlistType);var t=this.fragCurrent;null!=t&&t.loader&&(t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=Vr},r._streamEnded=function(t,e){if(e.live||t.nextStart||!t.end||!this.media)return!1;var r=e.partList;if(null!=r&&r.length){var i=r[r.length-1];return _r.isBuffered(this.media,i.start+i.duration/2)}var n=e.fragments[e.fragments.length-1].type;return this.fragmentTracker.isEndListAppended(n)},r.getLevelDetails=function(){var t;if(this.levels&&null!==this.levelLastLoaded)return null==(t=this.levels[this.levelLastLoaded])?void 0:t.details},r.onMediaAttached=function(t,e){var r=this.media=this.mediaBuffer=e.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===Vr&&this.startLoad(i.startPosition)},r.onMediaDetaching=function(){var t=this.media;null!=t&&t.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),t&&this.onvseeking&&this.onvended&&(t.removeEventListener("seeking",this.onvseeking),t.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.keyLoader&&this.keyLoader.detach(),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},r.onMediaSeeking=function(){var t=this.config,e=this.fragCurrent,r=this.media,i=this.mediaBuffer,n=this.state,a=r?r.currentTime:0,s=_r.bufferInfo(i||r,a,t.maxBufferHole);if(this.log("media seeking to "+(E(a)?a.toFixed(3):a)+", state: "+n),this.state===$r)this.resetLoadingState();else if(e){var o=t.maxFragLookUpTolerance,l=e.start-o,u=e.start+e.duration+o;if(!s.len||u<s.start||l>s.end){var h=a>u;(a<l||h)&&(h&&e.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),e.abortRequests(),this.resetLoadingState()),this.fragPrevious=null)}}r&&(this.fragmentTracker.removeFragmentsInRange(a,1/0,this.playlistType,!0),this.lastCurrentTime=a),this.loadedmetadata||s.len||(this.nextLoadPosition=this.startPosition=a),this.tickImmediate()},r.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},r.onManifestLoaded=function(t,e){this.startTimeOffset=e.startTimeOffset,this.initPTS=[]},r.onHandlerDestroying=function(){this.stopLoad(),t.prototype.onHandlerDestroying.call(this)},r.onHandlerDestroyed=function(){this.state=Vr,this.fragmentLoader&&this.fragmentLoader.destroy(),this.keyLoader&&this.keyLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.keyLoader=this.fragmentLoader=this.fragmentTracker=null,t.prototype.onHandlerDestroyed.call(this)},r.loadFragment=function(t,e,r){this._loadFragForPlayback(t,e,r)},r._loadFragForPlayback=function(t,e,r){var i=this;this._doFragLoad(t,e,r,(function(e){if(i.fragContextChanged(t))return i.warn("Fragment "+t.sn+(e.part?" p: "+e.part.index:"")+" of level "+t.level+" was dropped during download."),void i.fragmentTracker.removeFragment(t);t.stats.chunkCount++,i._handleFragmentLoadProgress(e)})).then((function(e){if(e){var r=i.state;i.fragContextChanged(t)?(r===jr||!i.fragCurrent&&r===zr)&&(i.fragmentTracker.removeFragment(t),i.state=Yr):("payload"in e&&(i.log("Loaded fragment "+t.sn+" of level "+t.level),i.hls.trigger(R.FRAG_LOADED,e)),i._handleFragmentLoadComplete(e))}})).catch((function(e){i.state!==Vr&&i.state!==Jr&&(i.warn(e),i.resetFragmentLoading(t))}))},r.clearTrackerIfNeeded=function(t){var e,r=this.fragmentTracker;if(r.getState(t)===pr){var i=t.type,n=this.getFwdBufferInfo(this.mediaBuffer,i),a=Math.max(t.duration,n?n.len:this.config.maxBufferLength);this.reduceMaxBufferLength(a)&&r.removeFragment(t)}else 0===(null==(e=this.mediaBuffer)?void 0:e.buffered.length)?r.removeAllFragments():r.hasParts(t.type)&&(r.detectPartialFragments({frag:t,part:null,stats:t.stats,id:t.type}),r.getState(t)===yr&&r.removeFragment(t))},r.checkLiveUpdate=function(t){if(t.updated&&!t.live){var e=t.fragments[t.fragments.length-1];this.fragmentTracker.detectPartialFragments({frag:e,part:null,stats:e.stats,id:e.type})}t.fragments[0]||(t.deltaUpdateFailed=!0)},r.flushMainBuffer=function(t,e,r){if(void 0===r&&(r=null),t-e){var i={startOffset:t,endOffset:e,type:r};this.hls.trigger(R.BUFFER_FLUSHING,i)}},r._loadInitSegment=function(t,e){var r=this;this._doFragLoad(t,e).then((function(e){if(!e||r.fragContextChanged(t)||!r.levels)throw new Error("init load aborted");return e})).then((function(e){var i=r.hls,n=e.payload,a=t.decryptdata;if(n&&n.byteLength>0&&a&&a.key&&a.iv&&"AES-128"===a.method){var s=self.performance.now();return r.decrypter.decrypt(new Uint8Array(n),a.key.buffer,a.iv.buffer).catch((function(e){throw i.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_DECRYPT_ERROR,fatal:!1,error:e,reason:e.message,frag:t}),e})).then((function(r){var n=self.performance.now();return i.trigger(R.FRAG_DECRYPTED,{frag:t,payload:r,stats:{tstart:s,tdecrypt:n}}),e.payload=r,e}))}return e})).then((function(i){var n=r.fragCurrent,a=r.hls;if(!r.levels)throw new Error("init load aborted, missing levels");var s=t.stats;r.state=Yr,e.fragmentError=0,t.data=new Uint8Array(i.payload),s.parsing.start=s.buffering.start=self.performance.now(),s.parsing.end=s.buffering.end=self.performance.now(),i.frag===n&&a.trigger(R.FRAG_BUFFERED,{stats:s,frag:n,part:null,id:t.type}),r.tick()})).catch((function(e){r.state!==Vr&&r.state!==Jr&&(r.warn(e),r.resetFragmentLoading(t))}))},r.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},r.fragBufferedComplete=function(t,e){var r,i,n,a,s=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+(this.playlistType===me?"level":"track")+" "+t.level+" (frag:["+(null!=(r=t.startPTS)?r:NaN).toFixed(3)+"-"+(null!=(i=t.endPTS)?i:NaN).toFixed(3)+"] > buffer:"+(s?Hr(_r.getBuffered(s)):"(detached)")+")"),this.state=Yr,s&&(!this.loadedmetadata&&t.type==me&&s.buffered.length&&(null==(n=this.fragCurrent)?void 0:n.sn)===(null==(a=this.fragPrevious)?void 0:a.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},r.seekToStartPos=function(){},r._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var r=t.frag,i=t.part,n=t.partsLoaded,a=!n||0===n.length||n.some((function(t){return!t})),s=new Pr(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);e.flush(s)}},r._handleFragmentLoadProgress=function(t){},r._doFragLoad=function(t,e,r,i){var n,a=this;void 0===r&&(r=null);var s=null==e?void 0:e.details;if(!this.levels||!s)throw new Error("frag load aborted, missing level"+(s?"":" detail")+"s");var o=null;if(!t.encrypted||null!=(n=t.decryptdata)&&n.key?!t.encrypted&&s.encryptedFragments.length&&this.keyLoader.loadClear(t,s.encryptedFragments):(this.log("Loading key for "+t.sn+" of ["+s.startSN+"-"+s.endSN+"], "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level),this.state=Wr,this.fragCurrent=t,o=this.keyLoader.load(t).then((function(t){if(!a.fragContextChanged(t.frag))return a.hls.trigger(R.KEY_LOADED,t),a.state===Wr&&(a.state=Yr),t})),this.hls.trigger(R.KEY_LOADING,{frag:t}),null===this.fragCurrent&&(o=Promise.reject(new Error("frag load aborted, context changed in KEY_LOADING")))),r=Math.max(t.start,r||0),this.config.lowLatencyMode&&"initSegment"!==t.sn){var l=s.partList;if(l&&i){r>t.end&&s.fragmentHint&&(t=s.fragmentHint);var u=this.getNextPart(l,t,r);if(u>-1){var h,d=l[u];return this.log("Loading part sn: "+t.sn+" p: "+d.index+" cc: "+t.cc+" of playlist ["+s.startSN+"-"+s.endSN+"] parts [0-"+u+"-"+(l.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=d.start+d.duration,this.state=jr,h=o?o.then((function(r){return!r||a.fragContextChanged(r.frag)?null:a.doFragPartsLoad(t,d,e,i)})).catch((function(t){return a.handleFragLoadError(t)})):this.doFragPartsLoad(t,d,e,i).catch((function(t){return a.handleFragLoadError(t)})),this.hls.trigger(R.FRAG_LOADING,{frag:t,part:d,targetBufferTime:r}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING parts")):h}if(!t.url||this.loadedEndOfParts(l,r))return Promise.resolve(null)}}this.log("Loading fragment "+t.sn+" cc: "+t.cc+" "+(s?"of ["+s.startSN+"-"+s.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),E(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=jr;var c,f=this.config.progressive;return c=f&&o?o.then((function(e){return!e||a.fragContextChanged(null==e?void 0:e.frag)?null:a.fragmentLoader.load(t,i)})).catch((function(t){return a.handleFragLoadError(t)})):Promise.all([this.fragmentLoader.load(t,f?i:void 0),o]).then((function(t){var e=t[0];return!f&&e&&i&&i(e),e})).catch((function(t){return a.handleFragLoadError(t)})),this.hls.trigger(R.FRAG_LOADING,{frag:t,targetBufferTime:r}),null===this.fragCurrent?Promise.reject(new Error("frag load aborted, context changed in FRAG_LOADING")):c},r.doFragPartsLoad=function(t,e,r,i){var n=this;return new Promise((function(a,s){var o,l=[],u=null==(o=r.details)?void 0:o.partList;!function e(o){n.fragmentLoader.loadPart(t,o,i).then((function(i){l[o.index]=i;var s=i.part;n.hls.trigger(R.FRAG_LOADED,i);var h=je(r,t.sn,o.index+1)||qe(u,t.sn,o.index+1);if(!h)return a({frag:t,part:s,partsLoaded:l});e(h)})).catch(s)}(e)}))},r.handleFragLoadError=function(t){if("data"in t){var e=t.data;t.data&&e.details===k.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(R.ERROR,e)}else this.hls.trigger(R.ERROR,{type:A.OTHER_ERROR,details:k.INTERNAL_EXCEPTION,err:t,error:t,fatal:!0});return null},r._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===zr){var r=e.frag,i=e.part,n=e.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateLevelTiming(r,i,n,t.partial)}else this.fragCurrent||this.state===Vr||this.state===Jr||(this.state=Yr)},r.getCurrentContext=function(t){var e=this.levels,r=this.fragCurrent,i=t.level,n=t.sn,a=t.part;if(null==e||!e[i])return this.warn("Levels object was unset while buffering fragment "+n+" of level "+i+". The current chunk will not be buffered."),null;var s=e[i],o=a>-1?je(s,n,a):null,l=o?o.fragment:function(t,e,r){if(null==t||!t.details)return null;var i=t.details,n=i.fragments[e-i.startSN];return n||((n=i.fragmentHint)&&n.sn===e?n:e<i.startSN&&r&&r.sn===e?r:null)}(s,n,r);return l?(r&&r!==l&&(l.stats=r.stats),{frag:l,part:o,level:s}):null},r.bufferFragmentData=function(t,e,r,i,n){var a;if(t&&this.state===zr){var s=t.data1,o=t.data2,l=s;if(s&&o&&(l=Mt(s,o)),null!=(a=l)&&a.length){var u={type:t.type,frag:e,part:r,chunkMeta:i,parent:e.type,data:l};if(this.hls.trigger(R.BUFFER_APPENDING,u),t.dropped&&t.independent&&!r){if(n)return;this.flushBufferGap(e)}}}},r.flushBufferGap=function(t){var e=this.media;if(e)if(_r.isBuffered(e,e.currentTime)){var r=e.currentTime,i=_r.bufferInfo(e,r,0),n=t.duration,a=Math.min(2*this.config.maxFragLookUpTolerance,.25*n),s=Math.max(Math.min(t.start-a,i.end-a),r+a);t.start-s>a&&this.flushMainBuffer(s,t.start)}else this.flushMainBuffer(0,t.start)},r.getFwdBufferInfo=function(t,e){var r=this.getLoadPosition();return E(r)?this.getFwdBufferInfoAtPos(t,r,e):null},r.getFwdBufferInfoAtPos=function(t,e,r){var i=this.config.maxBufferHole,n=_r.bufferInfo(t,e,i);if(0===n.len&&void 0!==n.nextStart){var a=this.fragmentTracker.getBufferedFrag(e,r);if(a&&n.nextStart<a.end)return _r.bufferInfo(t,e,Math.max(n.nextStart,i))}return n},r.getMaxBufferLength=function(t){var e,r=this.config;return e=t?Math.max(8*r.maxBufferSize/t,r.maxBufferLength):r.maxBufferLength,Math.min(e,r.maxMaxBufferLength)},r.reduceMaxBufferLength=function(t){var e=this.config,r=t||e.maxBufferLength;return e.maxMaxBufferLength>=r&&(e.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},r.getAppendedFrag=function(t,e){var r=this.fragmentTracker.getAppendedFrag(t,me);return r&&"fragment"in r?r.fragment:r},r.getNextFragment=function(t,e){var r=e.fragments,i=r.length;if(!i)return null;var n,a=this.config,s=r[0].start;if(e.live){var o=a.initialLiveManifestSize;if(i<o)return this.warn("Not enough fragments to start playback (have: "+i+", need: "+o+")"),null;e.PTSKnown||this.startFragRequested||-1!==this.startPosition||(n=this.getInitialLiveFragment(e,r),this.startPosition=n?this.hls.liveSyncPosition||n.start:t)}else t<=s&&(n=r[0]);if(!n){var l=a.lowLatencyMode?e.partEnd:e.fragmentEnd;n=this.getFragmentAtPosition(t,l,e)}return this.mapToInitFragWhenRequired(n)},r.isLoopLoading=function(t,e){var r=this.fragmentTracker.getState(t);return(r===Tr||r===yr&&!!t.gap)&&this.nextLoadPosition>e},r.getNextFragmentLoopLoading=function(t,e,r,i,n){var a=t.gap,s=this.getNextFragment(this.nextLoadPosition,e);if(null===s)return s;if(t=s,a&&t&&!t.gap&&r.nextStart){var o=this.getFwdBufferInfoAtPos(this.mediaBuffer?this.mediaBuffer:this.media,r.nextStart,i);if(null!==o&&r.len+o.len>=n)return this.log('buffer full after gaps in "'+i+'" playlist starting at sn: '+t.sn),null}return t},r.mapToInitFragWhenRequired=function(t){return null==t||!t.initSegment||null!=t&&t.initSegment.data||this.bitrateTest?t:t.initSegment},r.getNextPart=function(t,e,r){for(var i=-1,n=!1,a=!0,s=0,o=t.length;s<o;s++){var l=t[s];if(a=a&&!l.independent,i>-1&&r<l.start)break;var u=l.loaded;u?i=-1:(n||l.independent||a)&&l.fragment===e&&(i=s),n=u}return i},r.loadedEndOfParts=function(t,e){var r=t[t.length-1];return r&&e>r.start&&r.loaded},r.getInitialLiveFragment=function(t,e){var r=this.fragPrevious,i=null;if(r){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(t,e,r){if(null===e||!Array.isArray(t)||!t.length||!E(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i<t.length;++i){var n=t[i];if(rr(e,r,n))return n}return null}(e,r.endProgramDateTime,this.config.maxFragLookUpTolerance)),!i){var n=r.sn+1;if(n>=t.startSN&&n<=t.endSN){var a=e[n-t.startSN];r.cc===a.cc&&(i=a,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(t,e){return Ze(t,(function(t){return t.cc<e?1:t.cc>e?-1:0}))}(e,r.cc),i&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn))}}else{var s=this.hls.liveSyncPosition;null!==s&&(i=this.getFragmentAtPosition(s,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i},r.getFragmentAtPosition=function(t,e,r){var i,n=this.config,a=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,u=n.maxFragLookUpTolerance,h=r.partList,d=!!(n.lowLatencyMode&&null!=h&&h.length&&l);if(d&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),i=t<e?tr(a,s,t,t>e-u?0:u):s[s.length-1]){var c=i.sn-r.startSN,f=this.fragmentTracker.getState(i);if((f===Tr||f===yr&&i.gap)&&(a=i),a&&i.sn===a.sn&&(!d||h[0].fragment.sn>i.sn)&&a&&i.level===a.level){var g=s[c+1];i=i.sn<o&&this.fragmentTracker.getState(g)!==Tr?g:null}}return i},r.synchronizeToLiveEdge=function(t){var e=this.config,r=this.media;if(r){var i=this.hls.liveSyncPosition,n=r.currentTime,a=t.fragments[0].start,s=t.edge,o=n>=a-e.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(n<i||!o)){var l=void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:e.liveMaxLatencyDurationCount*t.targetduration;(!o&&r.readyState<4||n<s-l)&&(this.loadedmetadata||(this.nextLoadPosition=i),r.readyState&&(this.warn("Playback: "+n.toFixed(3)+" is located too far from the end of live sliding playlist: "+s+", reset currentTime to : "+i.toFixed(3)),r.currentTime=i))}}},r.alignPlaylists=function(t,e){var r=this.levels,i=this.levelLastLoaded,n=this.fragPrevious,a=null!==i?r[i]:null,s=t.fragments.length;if(!s)return this.warn("No fragments in live playlist"),0;var o=t.fragments[0].start,l=!e,u=t.alignedSliding&&E(o);if(l||!u&&!o){Or(n,a,t);var h=t.fragments[0].start;return this.log("Live playlist sliding: "+h.toFixed(2)+" start-sn: "+(e?e.startSN:"na")+"->"+t.startSN+" prev-sn: "+(n?n.sn:"na")+" fragments: "+s),h}return o},r.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.partTarget&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},r.setStartPosition=function(t,e){var r=this.startPosition;if(r<e&&(r=-1),-1===r||-1===this.lastCurrentTime){var i=null!==this.startTimeOffset,n=i?this.startTimeOffset:t.startTimeOffset;null!==n&&E(n)?(r=e+n,n<0&&(r+=t.totalduration),r=Math.min(Math.max(e,r),e+t.totalduration),this.log("Start time offset "+n+" found in "+(i?"multivariant":"media")+" playlist, adjust startPosition to "+r),this.startPosition=r):t.live?r=this.hls.liveSyncPosition||e:this.startPosition=r=0,this.lastCurrentTime=r}this.nextLoadPosition=r},r.getLoadPosition=function(){var t=this.media,e=0;return this.loadedmetadata&&t?e=t.currentTime:this.nextLoadPosition&&(e=this.nextLoadPosition),e},r.handleFragLoadAborted=function(t,e){this.transmuxer&&"initSegment"!==t.sn&&t.stats.aborted&&(this.warn("Fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" was aborted"),this.resetFragmentLoading(t))},r.resetFragmentLoading=function(t){this.fragCurrent&&(this.fragContextChanged(t)||this.state===qr)||(this.state=Yr)},r.onFragmentOrKeyLoadError=function(t,e){if(e.chunkMeta&&!e.frag){var r=this.getCurrentContext(e.chunkMeta);r&&(e.frag=r.frag)}var i=e.frag;if(i&&i.type===t&&this.levels)if(this.fragContextChanged(i)){var n;this.warn("Frag load error must match current frag to retry "+i.url+" > "+(null==(n=this.fragCurrent)?void 0:n.url))}else{var a=e.details===k.FRAG_GAP;a&&this.fragmentTracker.fragBuffered(i,!0);var s=e.errorAction,o=s||{},l=o.action,u=o.retryCount,h=void 0===u?0:u,d=o.retryConfig;if(s&&l===or&&d){var c;this.resetStartWhenNotLoaded(null!=(c=this.levelLastLoaded)?c:i.level);var f=Qe(d,h);this.warn("Fragment "+i.sn+" of "+t+" "+i.level+" errored with "+e.details+", retrying loading "+(h+1)+"/"+d.maxNumRetry+" in "+f+"ms"),s.resolved=!0,this.retryDate=self.performance.now()+f,this.state=qr}else d&&s?(this.resetFragmentErrors(t),h<d.maxNumRetry?a||(s.resolved=!0):_.warn(e.details+" reached or exceeded max retry ("+h+")")):(null==s?void 0:s.action)===sr?this.state=ti:this.state=Jr;this.tickImmediate()}},r.reduceLengthAndFlushBuffer=function(t){if(this.state===zr||this.state===Qr){var e=t.parent,r=this.getFwdBufferInfo(this.mediaBuffer,e),i=r&&r.len>.5;i&&this.reduceMaxBufferLength(r.len);var n=!i;return n&&this.warn("Buffer full error while media.currentTime is not buffered, flush "+e+" buffer"),t.frag&&(this.fragmentTracker.removeFragment(t.frag),this.nextLoadPosition=t.frag.start),this.resetLoadingState(),n}return!1},r.resetFragmentErrors=function(t){t===pe&&(this.fragCurrent=null),this.loadedmetadata||(this.startFragRequested=!1),this.state!==Vr&&(this.state=Yr)},r.afterBufferFlushed=function(t,e,r){if(t){var i=_r.getBuffered(t);this.fragmentTracker.detectEvictedFragments(e,i,r),this.state===$r&&this.resetLoadingState()}},r.resetLoadingState=function(){this.log("Reset loading state"),this.fragCurrent=null,this.fragPrevious=null,this.state=Yr},r.resetStartWhenNotLoaded=function(t){if(!this.loadedmetadata){this.startFragRequested=!1;var e=this.levels?this.levels[t].details:null;null!=e&&e.live?(this.startPosition=-1,this.setStartPosition(e,0),this.resetLoadingState()):this.nextLoadPosition=this.startPosition}},r.resetWhenMissingContext=function(t){var e;this.warn("The loading context changed while buffering fragment "+t.sn+" of level "+t.level+". This chunk will not be buffered."),this.removeUnbufferedFrags(),this.resetStartWhenNotLoaded(null!=(e=this.levelLastLoaded)?e:t.level),this.resetLoadingState()},r.removeUnbufferedFrags=function(t){void 0===t&&(t=0),this.fragmentTracker.removeFragmentsInRange(t,1/0,this.playlistType,!1,!0)},r.updateLevelTiming=function(t,e,r,i){var n,a=this,s=r.details;if(s){if(Object.keys(t.elementaryStreams).reduce((function(e,n){var o=t.elementaryStreams[n];if(o){var l=o.endPTS-o.startPTS;if(l<=0)return a.warn("Could not parse fragment "+t.sn+" "+n+" duration reliably ("+l+")"),e||!1;var u=i?0:He(s,t,o.startPTS,o.endPTS,o.startDTS,o.endDTS);return a.hls.trigger(R.LEVEL_PTS_UPDATED,{details:s,level:r,drift:u,type:n,frag:t,start:o.startPTS,end:o.endPTS}),!0}return e}),!1))r.fragmentError=0;else if(null===(null==(n=this.transmuxer)?void 0:n.error)){var o=new Error("Found no media in fragment "+t.sn+" of level "+t.level+" resetting transmuxer to fallback to playlist timing");if(0===r.fragmentError&&(r.fragmentError++,t.gap=!0,this.fragmentTracker.removeFragment(t),this.fragmentTracker.fragBuffered(t,!0)),this.warn(o.message),this.hls.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_PARSING_ERROR,fatal:!1,error:o,frag:t,reason:"Found no media in msn "+t.sn+' of level "'+r.url+'"'}),!this.hls)return;this.resetTransmuxer()}this.state=Qr,this.hls.trigger(R.FRAG_PARSED,{frag:t,part:e})}else this.warn("level.details undefined")},r.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},r.recoverWorkerError=function(t){var e,r,i;"demuxerWorker"===t.event&&(this.fragmentTracker.removeAllFragments(),this.resetTransmuxer(),this.resetStartWhenNotLoaded(null!=(e=null!=(r=this.levelLastLoaded)?r:null==(i=this.fragCurrent)?void 0:i.level)?e:0),this.resetLoadingState())},a(e,[{key:"state",get:function(){return this._state},set:function(t){var e=this._state;e!==t&&(this._state=t,this.log(e+"->"+t))}}]),e}(wr);function ri(){return self.SourceBuffer||self.WebKitSourceBuffer}function ii(t,e){return void 0===t&&(t=""),void 0===e&&(e=9e4),{type:t,id:-1,pid:-1,inputTimeScale:e,sequenceNumber:-1,samples:[],dropped:0}}var ni=function(){function t(){this._audioTrack=void 0,this._id3Track=void 0,this.frameIndex=0,this.cachedData=null,this.basePTS=null,this.initPTS=null,this.lastPTS=null}var e=t.prototype;return e.resetInitSegment=function(t,e,r,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},e.resetTimeStamp=function(t){this.initPTS=t,this.resetContiguity()},e.resetContiguity=function(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0},e.canParse=function(t,e){return!1},e.appendFrame=function(t,e,r){},e.demux=function(t,e){this.cachedData&&(t=Mt(this.cachedData,t),this.cachedData=null);var r,i=lt(t,0),n=i?i.length:0,a=this._audioTrack,s=this._id3Track,o=i?function(t){for(var e=ft(t),r=0;r<e.length;r++){var i=e[r];if(dt(i))return yt(i)}}(i):void 0,l=t.length;for((null===this.basePTS||0===this.frameIndex&&E(o))&&(this.basePTS=ai(o,e,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),i&&i.length>0&&s.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:be,duration:Number.POSITIVE_INFINITY});n<l;){if(this.canParse(t,n)){var u=this.appendFrame(a,t,n);u?(this.frameIndex++,this.lastPTS=u.sample.pts,r=n+=u.length):n=l}else ht(t,n)?(i=lt(t,n),s.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:be,duration:Number.POSITIVE_INFINITY}),r=n+=i.length):n++;if(n===l&&r!==l){var h=nt(t,r);this.cachedData?this.cachedData=Mt(this.cachedData,h):this.cachedData=h}}return{audioTrack:a,videoTrack:ii(),id3Track:s,textTrack:ii()}},e.demuxSampleAes=function(t,e,r){return Promise.reject(new Error("["+this+"] This demuxer does not support Sample-AES decryption"))},e.flush=function(t){var e=this.cachedData;return e&&(this.cachedData=null,this.demux(e,0)),{audioTrack:this._audioTrack,videoTrack:ii(),id3Track:this._id3Track,textTrack:ii()}},e.destroy=function(){},t}(),ai=function(t,e,r){return E(t)?90*t:9e4*e+(r?9e4*r.baseTime/r.timescale:0)};function si(t,e){return 255===t[e]&&240==(246&t[e+1])}function oi(t,e){return 1&t[e+1]?7:9}function li(t,e){return(3&t[e+3])<<11|t[e+4]<<3|(224&t[e+5])>>>5}function ui(t,e){return e+1<t.length&&si(t,e)}function hi(t,e){if(ui(t,e)){var r=oi(t,e);if(e+r>=t.length)return!1;var i=li(t,e);if(i<=r)return!1;var n=e+i;return n===t.length||ui(t,n)}return!1}function di(t,e,r,i,n){if(!t.samplerate){var a=function(t,e,r,i){var n,a,s,o,l=navigator.userAgent.toLowerCase(),u=i,h=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];n=1+((192&e[r+2])>>>6);var d=(60&e[r+2])>>>2;if(!(d>h.length-1))return s=(1&e[r+2])<<2,s|=(192&e[r+3])>>>6,_.log("manifest codec:"+i+", ADTS type:"+n+", samplingIndex:"+d),/firefox/i.test(l)?d>=6?(n=5,o=new Array(4),a=d-3):(n=2,o=new Array(2),a=d):-1!==l.indexOf("android")?(n=2,o=new Array(2),a=d):(n=5,o=new Array(4),i&&(-1!==i.indexOf("mp4a.40.29")||-1!==i.indexOf("mp4a.40.5"))||!i&&d>=6?a=d-3:((i&&-1!==i.indexOf("mp4a.40.2")&&(d>=6&&1===s||/vivaldi/i.test(l))||!i&&1===s)&&(n=2,o=new Array(2)),a=d)),o[0]=n<<3,o[0]|=(14&d)>>1,o[1]|=(1&d)<<7,o[1]|=s<<3,5===n&&(o[1]|=(14&a)>>1,o[2]=(1&a)<<7,o[2]|=8,o[3]=0),{config:o,samplerate:h[d],channelCount:s,codec:"mp4a.40."+n,manifestCodec:u};t.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+d})}(e,r,i,n);if(!a)return;t.config=a.config,t.samplerate=a.samplerate,t.channelCount=a.channelCount,t.codec=a.codec,t.manifestCodec=a.manifestCodec,_.log("parsed codec:"+t.codec+", rate:"+a.samplerate+", channels:"+a.channelCount)}}function ci(t){return 9216e4/t}function fi(t,e,r,i,n){var a,s=i+n*ci(t.samplerate),o=function(t,e){var r=oi(t,e);if(e+r<=t.length){var i=li(t,e)-r;if(i>0)return{headerLength:r,frameLength:i}}}(e,r);if(o){var l=o.frameLength,u=o.headerLength,h=u+l,d=Math.max(0,r+h-e.length);d?(a=new Uint8Array(h-u)).set(e.subarray(r+u,e.length),0):a=e.subarray(r+u,r+h);var c={unit:a,pts:s};return d||t.samples.push(c),{sample:c,length:h,missing:d}}var f=e.length-r;return(a=new Uint8Array(f)).set(e.subarray(r,e.length),0),{sample:{unit:a,pts:s},length:f,missing:-1}}var gi=function(t){function e(e,r){var i;return(i=t.call(this)||this).observer=void 0,i.config=void 0,i.observer=e,i.config=r,i}l(e,t);var r=e.prototype;return r.resetInitSegment=function(e,r,i,n){t.prototype.resetInitSegment.call(this,e,r,i,n),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},e.probe=function(t){if(!t)return!1;for(var e=(lt(t,0)||[]).length,r=t.length;e<r;e++)if(hi(t,e))return _.log("ADTS sync word found !"),!0;return!1},r.canParse=function(t,e){return function(t,e){return function(t,e){return e+5<t.length}(t,e)&&si(t,e)&&li(t,e)<=t.length-e}(t,e)},r.appendFrame=function(t,e,r){di(t,this.observer,e,r,t.manifestCodec);var i=fi(t,e,r,this.basePTS,this.frameIndex);if(i&&0===i.missing)return i},e}(ni),vi=/\/emsg[-/]ID3/i,mi=function(){function t(t,e){this.remainderData=null,this.timeOffset=0,this.config=void 0,this.videoTrack=void 0,this.audioTrack=void 0,this.id3Track=void 0,this.txtTrack=void 0,this.config=e}var e=t.prototype;return e.resetTimeStamp=function(){},e.resetInitSegment=function(t,e,r,i){var n=this.videoTrack=ii("video",1),a=this.audioTrack=ii("audio",1),s=this.txtTrack=ii("text",1);if(this.id3Track=ii("id3",1),this.timeOffset=0,null!=t&&t.byteLength){var o=Pt(t);if(o.video){var l=o.video,u=l.id,h=l.timescale,d=l.codec;n.id=u,n.timescale=s.timescale=h,n.codec=d}if(o.audio){var c=o.audio,f=c.id,g=c.timescale,v=c.codec;a.id=f,a.timescale=g,a.codec=v}s.id=At.text,n.sampleDuration=0,n.duration=a.duration=i}},e.resetContiguity=function(){this.remainderData=null},t.probe=function(t){return Ct(t=t.length>16384?t.subarray(0,16384):t,["moof"]).length>0},e.demux=function(t,e){this.timeOffset=e;var r=t,i=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=Mt(this.remainderData,t));var a=function(t){var e={valid:null,remainder:null},r=Ct(t,["moof"]);if(!r)return e;if(r.length<2)return e.remainder=t,e;var i=r[r.length-1];return e.valid=nt(t,0,i.byteOffset-8),e.remainder=nt(t,i.byteOffset-8),e}(r);this.remainderData=a.remainder,i.samples=a.valid||new Uint8Array}else i.samples=r;var s=this.extractID3Track(i,e);return n.samples=Ot(e,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:s,textTrack:this.txtTrack}},e.flush=function(){var t=this.timeOffset,e=this.videoTrack,r=this.txtTrack;e.samples=this.remainderData||new Uint8Array,this.remainderData=null;var i=this.extractID3Track(e,this.timeOffset);return r.samples=Ot(t,e),{videoTrack:e,audioTrack:ii(),id3Track:i,textTrack:ii()}},e.extractID3Track=function(t,e){var r=this.id3Track;if(t.samples.length){var i=Ct(t.samples,["emsg"]);i&&i.forEach((function(t){var i=function(t){var e=t[0],r="",i="",n=0,a=0,s=0,o=0,l=0,u=0;if(0===e){for(;"\0"!==kt(t.subarray(u,u+1));)r+=kt(t.subarray(u,u+1)),u+=1;for(r+=kt(t.subarray(u,u+1)),u+=1;"\0"!==kt(t.subarray(u,u+1));)i+=kt(t.subarray(u,u+1)),u+=1;i+=kt(t.subarray(u,u+1)),u+=1,n=Dt(t,12),a=Dt(t,16),o=Dt(t,20),l=Dt(t,24),u=28}else if(1===e){n=Dt(t,u+=4);var h=Dt(t,u+=4),d=Dt(t,u+=4);for(u+=4,s=Math.pow(2,32)*h+d,S(s)||(s=Number.MAX_SAFE_INTEGER,_.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),o=Dt(t,u),l=Dt(t,u+=4),u+=4;"\0"!==kt(t.subarray(u,u+1));)r+=kt(t.subarray(u,u+1)),u+=1;for(r+=kt(t.subarray(u,u+1)),u+=1;"\0"!==kt(t.subarray(u,u+1));)i+=kt(t.subarray(u,u+1)),u+=1;i+=kt(t.subarray(u,u+1)),u+=1}return{schemeIdUri:r,value:i,timeScale:n,presentationTime:s,presentationTimeDelta:a,eventDuration:o,id:l,payload:t.subarray(u,t.byteLength)}}(t);if(vi.test(i.schemeIdUri)){var n=E(i.presentationTime)?i.presentationTime/i.timeScale:e+i.presentationTimeDelta/i.timeScale,a=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;a<=.001&&(a=Number.POSITIVE_INFINITY);var s=i.payload;r.samples.push({data:s,len:s.byteLength,dts:n,pts:n,type:Ie,duration:a})}}))}return r},e.demuxSampleAes=function(t,e,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},e.destroy=function(){},t}(),pi=null,yi=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],Ti=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],Ei=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],Si=[0,1,1,4];function Li(t,e,r,i,n){if(!(r+24>e.length)){var a=Ri(e,r);if(a&&r+a.frameLength<=e.length){var s=i+n*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:e.subarray(r,r+a.frameLength),pts:s,dts:s};return t.config=[],t.channelCount=a.channelCount,t.samplerate=a.sampleRate,t.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function Ri(t,e){var r=t[e+1]>>3&3,i=t[e+1]>>1&3,n=t[e+2]>>4&15,a=t[e+2]>>2&3;if(1!==r&&0!==n&&15!==n&&3!==a){var s=t[e+2]>>1&1,o=t[e+3]>>6,l=1e3*yi[14*(3===r?3-i:3===i?3:4)+n-1],u=Ti[3*(3===r?0:2===r?1:2)+a],h=3===o?1:2,d=Ei[r][i],c=Si[i],f=8*d*c,g=Math.floor(d*l/u+s)*c;if(null===pi){var v=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);pi=v?parseInt(v[1]):0}return!!pi&&pi<=87&&2===i&&l>=224e3&&0===o&&(t[e+3]=128|t[e+3]),{sampleRate:u,channelCount:h,frameLength:g,samplesPerFrame:f}}}function Ai(t,e){return 255===t[e]&&224==(224&t[e+1])&&0!=(6&t[e+1])}function ki(t,e){return e+1<t.length&&Ai(t,e)}function bi(t,e){if(e+1<t.length&&Ai(t,e)){var r=Ri(t,e),i=4;null!=r&&r.frameLength&&(i=r.frameLength);var n=e+i;return n===t.length||ki(t,n)}return!1}var Di=function(){function t(t){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=t,this.bytesAvailable=t.byteLength,this.word=0,this.bitsAvailable=0}var e=t.prototype;return e.loadWord=function(){var t=this.data,e=this.bytesAvailable,r=t.byteLength-e,i=new Uint8Array(4),n=Math.min(4,e);if(0===n)throw new Error("no bytes available");i.set(t.subarray(r,r+n)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*n,this.bytesAvailable-=n},e.skipBits=function(t){var e;t=Math.min(t,8*this.bytesAvailable+this.bitsAvailable),this.bitsAvailable>t?(this.word<<=t,this.bitsAvailable-=t):(t-=this.bitsAvailable,t-=(e=t>>3)<<3,this.bytesAvailable-=e,this.loadWord(),this.word<<=t,this.bitsAvailable-=t)},e.readBits=function(t){var e=Math.min(this.bitsAvailable,t),r=this.word>>>32-e;if(t>32&&_.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=e,this.bitsAvailable>0)this.word<<=e;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return(e=t-e)>0&&this.bitsAvailable?r<<e|this.readBits(e):r},e.skipLZ=function(){var t;for(t=0;t<this.bitsAvailable;++t)if(0!=(this.word&2147483648>>>t))return this.word<<=t,this.bitsAvailable-=t,t;return this.loadWord(),t+this.skipLZ()},e.skipUEG=function(){this.skipBits(1+this.skipLZ())},e.skipEG=function(){this.skipBits(1+this.skipLZ())},e.readUEG=function(){var t=this.skipLZ();return this.readBits(t+1)-1},e.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},e.readBoolean=function(){return 1===this.readBits(1)},e.readUByte=function(){return this.readBits(8)},e.readUShort=function(){return this.readBits(16)},e.readUInt=function(){return this.readBits(32)},e.skipScalingList=function(t){for(var e=8,r=8,i=0;i<t;i++)0!==r&&(r=(e+this.readEG()+256)%256),e=0===r?e:r},e.readSPS=function(){var t,e,r,i=0,n=0,a=0,s=0,o=this.readUByte.bind(this),l=this.readBits.bind(this),u=this.readUEG.bind(this),h=this.readBoolean.bind(this),d=this.skipBits.bind(this),c=this.skipEG.bind(this),f=this.skipUEG.bind(this),g=this.skipScalingList.bind(this);o();var v=o();if(l(5),d(3),o(),f(),100===v||110===v||122===v||244===v||44===v||83===v||86===v||118===v||128===v){var m=u();if(3===m&&d(1),f(),f(),d(1),h())for(e=3!==m?8:12,r=0;r<e;r++)h()&&g(r<6?16:64)}f();var p=u();if(0===p)u();else if(1===p)for(d(1),c(),c(),t=u(),r=0;r<t;r++)c();f(),d(1);var y=u(),T=u(),E=l(1);0===E&&d(1),d(1),h()&&(i=u(),n=u(),a=u(),s=u());var S=[1,1];if(h()&&h())switch(o()){case 1:S=[1,1];break;case 2:S=[12,11];break;case 3:S=[10,11];break;case 4:S=[16,11];break;case 5:S=[40,33];break;case 6:S=[24,11];break;case 7:S=[20,11];break;case 8:S=[32,11];break;case 9:S=[80,33];break;case 10:S=[18,11];break;case 11:S=[15,11];break;case 12:S=[64,33];break;case 13:S=[160,99];break;case 14:S=[4,3];break;case 15:S=[3,2];break;case 16:S=[2,1];break;case 255:S=[o()<<8|o(),o()<<8|o()]}return{width:Math.ceil(16*(y+1)-2*i-2*n),height:(2-E)*(T+1)*16-(E?2:4)*(a+s),pixelRatio:S}},e.readSliceType=function(){return this.readUByte(),this.readUEG(),this.readUEG()},t}(),Ii=function(){function t(t,e,r){this.keyData=void 0,this.decrypter=void 0,this.keyData=r,this.decrypter=new Kr(e,{removePKCS7Padding:!1})}var e=t.prototype;return e.decryptBuffer=function(t){return this.decrypter.decrypt(t,this.keyData.key.buffer,this.keyData.iv.buffer)},e.decryptAacSample=function(t,e,r){var i=this,n=t[e].unit;if(!(n.length<=16)){var a=n.subarray(16,n.length-n.length%16),s=a.buffer.slice(a.byteOffset,a.byteOffset+a.length);this.decryptBuffer(s).then((function(a){var s=new Uint8Array(a);n.set(s,16),i.decrypter.isSync()||i.decryptAacSamples(t,e+1,r)}))}},e.decryptAacSamples=function(t,e,r){for(;;e++){if(e>=t.length)return void r();if(!(t[e].unit.length<32||(this.decryptAacSample(t,e,r),this.decrypter.isSync())))return}},e.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e),i=0,n=32;n<t.length-16;n+=160,i+=16)r.set(t.subarray(n,n+16),i);return r},e.getAvcDecryptedUnit=function(t,e){for(var r=new Uint8Array(e),i=0,n=32;n<t.length-16;n+=160,i+=16)t.set(r.subarray(i,i+16),n);return t},e.decryptAvcSample=function(t,e,r,i,n){var a=this,s=Bt(n.data),o=this.getAvcEncryptedData(s);this.decryptBuffer(o.buffer).then((function(o){n.data=a.getAvcDecryptedUnit(s,o),a.decrypter.isSync()||a.decryptAvcSamples(t,e,r+1,i)}))},e.decryptAvcSamples=function(t,e,r,i){if(t instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;e++,r=0){if(e>=t.length)return void i();for(var n=t[e].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type||(this.decryptAvcSample(t,e,r,i,a),this.decrypter.isSync())))return}}},t}(),wi=188,Ci=function(){function t(t,e,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=t,this.config=e,this.typeSupported=r}t.probe=function(e){var r=t.syncOffset(e);return r>0&&_.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},t.syncOffset=function(t){for(var e=t.length,r=Math.min(940,t.length-wi)+1,i=0;i<r;){for(var n=!1,a=-1,s=0,o=i;o<e;o+=wi){if(71!==t[o]){if(s)return-1;break}if(s++,-1===a&&0!==(a=o)&&(r=Math.min(a+18612,t.length-wi)+1),n||(n=0===Pi(t,o)),n&&s>1&&(0===a&&s>2||o+wi>r))return a}i++}return-1},t.createTrack=function(t,e){return{container:"video"===t||"audio"===t?"video/mp2t":void 0,type:t,id:At[t],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===t?e:void 0}};var e=t.prototype;return e.resetInitSegment=function(e,r,i,n){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=t.createTrack("video"),this._audioTrack=t.createTrack("audio",n),this._id3Track=t.createTrack("id3"),this._txtTrack=t.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.audioCodec=r,this.videoCodec=i,this._duration=n},e.resetTimeStamp=function(){},e.resetContiguity=function(){var t=this._audioTrack,e=this._avcTrack,r=this._id3Track;t&&(t.pesData=null),e&&(e.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.avcSample=null,this.remainderData=null},e.demux=function(e,r,i,n){var a;void 0===i&&(i=!1),void 0===n&&(n=!1),i||(this.sampleAes=null);var s=this._avcTrack,o=this._audioTrack,l=this._id3Track,u=this._txtTrack,h=s.pid,d=s.pesData,c=o.pid,f=l.pid,g=o.pesData,v=l.pesData,m=null,p=this.pmtParsed,y=this._pmtId,T=e.length;if(this.remainderData&&(T=(e=Mt(this.remainderData,e)).length,this.remainderData=null),T<wi&&!n)return this.remainderData=e,{audioTrack:o,videoTrack:s,id3Track:l,textTrack:u};var E=Math.max(0,t.syncOffset(e));(T-=(T-E)%wi)<e.byteLength&&!n&&(this.remainderData=new Uint8Array(e.buffer,T,e.buffer.byteLength-T));for(var S=0,L=E;L<T;L+=wi)if(71===e[L]){var b=!!(64&e[L+1]),D=Pi(e,L),I=void 0;if((48&e[L+3])>>4>1){if((I=L+5+e[L+4])===L+wi)continue}else I=L+4;switch(D){case h:b&&(d&&(a=Mi(d))&&this.parseAVCPES(s,u,a,!1),d={data:[],size:0}),d&&(d.data.push(e.subarray(I,L+wi)),d.size+=L+wi-I);break;case c:if(b){if(g&&(a=Mi(g)))switch(o.segmentCodec){case"aac":this.parseAACPES(o,a);break;case"mp3":this.parseMPEGPES(o,a)}g={data:[],size:0}}g&&(g.data.push(e.subarray(I,L+wi)),g.size+=L+wi-I);break;case f:b&&(v&&(a=Mi(v))&&this.parseID3PES(l,a),v={data:[],size:0}),v&&(v.data.push(e.subarray(I,L+wi)),v.size+=L+wi-I);break;case 0:b&&(I+=e[I]+1),y=this._pmtId=xi(e,I);break;case y:b&&(I+=e[I]+1);var w=Fi(e,I,this.typeSupported,i);(h=w.avc)>0&&(s.pid=h),(c=w.audio)>0&&(o.pid=c,o.segmentCodec=w.segmentCodec),(f=w.id3)>0&&(l.pid=f),null===m||p||(_.warn("MPEG-TS PMT found at "+L+" after unknown PID '"+m+"'. Backtracking to sync byte @"+E+" to parse all TS packets."),m=null,L=E-188),p=this.pmtParsed=!0;break;case 17:case 8191:break;default:m=D}}else S++;if(S>0){var C=new Error("Found "+S+" TS packet/s that do not start with 0x47");this.observer.emit(R.ERROR,R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_PARSING_ERROR,fatal:!1,error:C,reason:C.message})}s.pesData=d,o.pesData=g,l.pesData=v;var P={audioTrack:o,videoTrack:s,id3Track:l,textTrack:u};return n&&this.extractRemainingSamples(P),P},e.flush=function(){var t,e=this.remainderData;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t},e.extractRemainingSamples=function(t){var e,r=t.audioTrack,i=t.videoTrack,n=t.id3Track,a=t.textTrack,s=i.pesData,o=r.pesData,l=n.pesData;if(s&&(e=Mi(s))?(this.parseAVCPES(i,a,e,!0),i.pesData=null):i.pesData=s,o&&(e=Mi(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,e);break;case"mp3":this.parseMPEGPES(r,e)}r.pesData=null}else null!=o&&o.size&&_.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(e=Mi(l))?(this.parseID3PES(n,e),n.pesData=null):n.pesData=l},e.demuxSampleAes=function(t,e,r){var i=this.demux(t,r,!0,!this.config.progressive),n=this.sampleAes=new Ii(this.observer,this.config,e);return this.decrypt(i,n)},e.decrypt=function(t,e){return new Promise((function(r){var i=t.audioTrack,n=t.videoTrack;i.samples&&"aac"===i.segmentCodec?e.decryptAacSamples(i.samples,0,(function(){n.samples?e.decryptAvcSamples(n.samples,0,0,(function(){r(t)})):r(t)})):n.samples&&e.decryptAvcSamples(n.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._duration=0},e.parseAVCPES=function(t,e,r,i){var n,a=this,s=this.parseAVCNALu(t,r.data),o=this.avcSample,l=!1;r.data=null,o&&s.length&&!t.audFound&&(Oi(o,t),o=this.avcSample=_i(!1,r.pts,r.dts,"")),s.forEach((function(i){var s;switch(i.type){case 1:var u=!1;n=!0;var h,d=i.data;if(l&&d.length>4){var c=new Di(d).readSliceType();2!==c&&4!==c&&7!==c&&9!==c||(u=!0)}u&&null!=(h=o)&&h.frame&&!o.key&&(Oi(o,t),o=a.avcSample=null),o||(o=a.avcSample=_i(!0,r.pts,r.dts,"")),o.frame=!0,o.key=u;break;case 5:n=!0,null!=(s=o)&&s.frame&&!o.key&&(Oi(o,t),o=a.avcSample=null),o||(o=a.avcSample=_i(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:n=!0,Ut(i.data,1,r.pts,e.samples);break;case 7:if(n=!0,l=!0,!t.sps){var f=i.data,g=new Di(f).readSPS();t.width=g.width,t.height=g.height,t.pixelRatio=g.pixelRatio,t.sps=[f],t.duration=a._duration;for(var v=f.subarray(1,4),m="avc1.",p=0;p<3;p++){var y=v[p].toString(16);y.length<2&&(y="0"+y),m+=y}t.codec=m}break;case 8:n=!0,t.pps||(t.pps=[i.data]);break;case 9:n=!1,t.audFound=!0,o&&Oi(o,t),o=a.avcSample=_i(!1,r.pts,r.dts,"");break;case 12:n=!0;break;default:n=!1,o&&(o.debug+="unknown NAL "+i.type+" ")}o&&n&&o.units.push(i)})),i&&o&&(Oi(o,t),this.avcSample=null)},e.getLastNalUnit=function(t){var e,r,i=this.avcSample;if(i&&0!==i.units.length||(i=t[t.length-1]),null!=(e=i)&&e.units){var n=i.units;r=n[n.length-1]}return r},e.parseAVCNALu=function(t,e){var r,i,n=e.byteLength,a=t.naluState||0,s=a,o=[],l=0,u=-1,h=0;for(-1===a&&(u=0,h=31&e[0],a=0,l=1);l<n;)if(r=e[l++],a)if(1!==a)if(r)if(1===r){if(u>=0){var d={data:e.subarray(u,l-a-1),type:h};o.push(d)}else{var c=this.getLastNalUnit(t.samples);if(c&&(s&&l<=4-s&&c.state&&(c.data=c.data.subarray(0,c.data.byteLength-s)),(i=l-a-1)>0)){var f=new Uint8Array(c.data.byteLength+i);f.set(c.data,0),f.set(e.subarray(0,i),c.data.byteLength),c.data=f,c.state=0}}l<n?(u=l,h=31&e[l],a=0):a=-1}else a=0;else a=3;else a=r?0:2;else a=r?0:1;if(u>=0&&a>=0){var g={data:e.subarray(u,n),type:h,state:a};o.push(g)}if(0===o.length){var v=this.getLastNalUnit(t.samples);if(v){var m=new Uint8Array(v.data.byteLength+e.byteLength);m.set(v.data,0),m.set(e,v.data.byteLength),v.data=m}}return t.naluState=a,o},e.parseAACPES=function(t,e){var r,i,n,a=0,s=this.aacOverFlow,o=e.data;if(s){this.aacOverFlow=null;var l=s.missing,u=s.sample.unit.byteLength;if(-1===l){var h=new Uint8Array(u+o.byteLength);h.set(s.sample.unit,0),h.set(o,u),o=h}else{var d=u-l;s.sample.unit.set(o.subarray(0,l),d),t.samples.push(s.sample),a=s.missing}}for(r=a,i=o.length;r<i-1&&!ui(o,r);r++);if(r!==a){var c,f=r<i-1;c=f?"AAC PES did not start with ADTS header,offset:"+r:"No ADTS header found in AAC PES";var g=new Error(c);if(_.warn("parsing error: "+c),this.observer.emit(R.ERROR,R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_PARSING_ERROR,fatal:!1,levelRetry:f,error:g,reason:c}),!f)return}if(di(t,this.observer,o,r,this.audioCodec),void 0!==e.pts)n=e.pts;else{if(!s)return void _.warn("[tsdemuxer]: AAC PES unknown PTS");var v=ci(t.samplerate);n=s.sample.pts+v}for(var m,p=0;r<i;){if(r+=(m=fi(t,o,r,n,p)).length,m.missing){this.aacOverFlow=m;break}for(p++;r<i-1&&!ui(o,r);r++);}},e.parseMPEGPES=function(t,e){var r=e.data,i=r.length,n=0,a=0,s=e.pts;if(void 0!==s)for(;a<i;)if(ki(r,a)){var o=Li(t,r,a,s,n);if(!o)break;a+=o.length,n++}else a++;else _.warn("[tsdemuxer]: MPEG PES unknown PTS")},e.parseID3PES=function(t,e){if(void 0!==e.pts){var r=o({},e,{type:this._avcTrack?Ie:be,duration:Number.POSITIVE_INFINITY});t.samples.push(r)}else _.warn("[tsdemuxer]: ID3 PES unknown PTS")},t}();function _i(t,e,r,i){return{key:t,frame:!1,pts:e,dts:r,units:[],debug:i,length:0}}function Pi(t,e){return((31&t[e+1])<<8)+t[e+2]}function xi(t,e){return(31&t[e+10])<<8|t[e+11]}function Fi(t,e,r,i){var n={audio:-1,avc:-1,id3:-1,segmentCodec:"aac"},a=e+3+((15&t[e+1])<<8|t[e+2])-4;for(e+=12+((15&t[e+10])<<8|t[e+11]);e<a;){var s=Pi(t,e);switch(t[e]){case 207:if(!i){_.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:-1===n.audio&&(n.audio=s);break;case 21:-1===n.id3&&(n.id3=s);break;case 219:if(!i){_.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:-1===n.avc&&(n.avc=s);break;case 3:case 4:!0!==r.mpeg&&!0!==r.mp3?_.log("MPEG audio found, not supported in this browser"):-1===n.audio&&(n.audio=s,n.segmentCodec="mp3");break;case 36:_.warn("Unsupported HEVC stream type found")}e+=5+((15&t[e+3])<<8|t[e+4])}return n}function Mi(t){var e,r,i,n,a,s=0,o=t.data;if(!t||0===t.size)return null;for(;o[0].length<19&&o.length>1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((e=o[0])[0]<<16)+(e[1]<<8)+e[2]){if((r=(e[4]<<8)+e[5])&&r>t.size-6)return null;var u=e[7];192&u&&(n=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?n-(a=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(_.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var h=(i=e[8])+9;if(t.size<=h)return null;t.size-=h;for(var d=new Uint8Array(t.size),c=0,f=o.length;c<f;c++){var g=(e=o[c]).byteLength;if(h){if(h>g){h-=g;continue}e=e.subarray(h),g-=h,h=0}d.set(e,s),s+=g}return r&&(r-=i+3),{data:d,pts:n,dts:a,len:r}}return null}function Oi(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var r=e.samples,i=r.length;if(!i)return void e.dropped++;var n=r[i-1];t.pts=n.pts,t.dts=n.dts}e.samples.push(t)}t.debug.length&&_.log(t.pts+"/"+t.dts+":"+t.debug)}var Ni=function(t){function e(){return t.apply(this,arguments)||this}l(e,t);var r=e.prototype;return r.resetInitSegment=function(e,r,i,n){t.prototype.resetInitSegment.call(this,e,r,i,n),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},e.probe=function(t){if(!t)return!1;for(var e=(lt(t,0)||[]).length,r=t.length;e<r;e++)if(bi(t,e))return _.log("MPEG Audio sync word found !"),!0;return!1},r.canParse=function(t,e){return function(t,e){return Ai(t,e)&&4<=t.length-e}(t,e)},r.appendFrame=function(t,e,r){if(null!==this.basePTS)return Li(t,e,r,this.basePTS,this.frameIndex)},e}(ni),Ui=function(){function t(){}return t.getSilentFrame=function(t,e){if("mp4a.40.2"===t){if(1===e)return new Uint8Array([0,200,0,128,35,128]);if(2===e)return new Uint8Array([33,0,73,144,2,25,0,35,128]);if(3===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,142]);if(4===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,128,44,128,8,2,56]);if(5===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,56]);if(6===e)return new Uint8Array([0,200,0,128,32,132,1,38,64,8,100,0,130,48,4,153,0,33,144,2,0,178,0,32,8,224])}else{if(1===e)return new Uint8Array([1,64,34,128,163,78,230,128,186,8,0,0,0,28,6,241,193,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(2===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94]);if(3===e)return new Uint8Array([1,64,34,128,163,94,230,128,186,8,0,0,0,0,149,0,6,241,161,10,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,90,94])}},t}(),Bi=Math.pow(2,32)-1,Gi=function(){function t(){}return t.init=function(){var e;for(e in t.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],".mp3":[],mvex:[],mvhd:[],pasp:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]},t.types)t.types.hasOwnProperty(e)&&(t.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);var r=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),i=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);t.HDLR_TYPES={video:r,audio:i};var n=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),a=new Uint8Array([0,0,0,0,0,0,0,0]);t.STTS=t.STSC=t.STCO=a,t.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),t.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0]),t.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),t.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);var s=new Uint8Array([105,115,111,109]),o=new Uint8Array([97,118,99,49]),l=new Uint8Array([0,0,0,1]);t.FTYP=t.box(t.types.ftyp,s,l,s,o),t.DINF=t.box(t.types.dinf,t.box(t.types.dref,n))},t.box=function(t){for(var e=8,r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];for(var a=i.length,s=a;a--;)e+=i[a].byteLength;var o=new Uint8Array(e);for(o[0]=e>>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),a=0,e=8;a<s;a++)o.set(i[a],e),e+=i[a].byteLength;return o},t.hdlr=function(e){return t.box(t.types.hdlr,t.HDLR_TYPES[e])},t.mdat=function(e){return t.box(t.types.mdat,e)},t.mdhd=function(e,r){r*=e;var i=Math.floor(r/(Bi+1)),n=Math.floor(r%(Bi+1));return t.box(t.types.mdhd,new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=Math.floor(r/(Bi+1)),n=Math.floor(r%(Bi+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,a)},t.sdtp=function(e){var r,i,n=e.samples||[],a=new Uint8Array(4+n.length);for(r=0;r<n.length;r++)i=n[r].flags,a[r+4]=i.dependsOn<<4|i.isDependedOn<<2|i.hasRedundancy;return t.box(t.types.sdtp,a)},t.stbl=function(e){return t.box(t.types.stbl,t.stsd(e),t.box(t.types.stts,t.STTS),t.box(t.types.stsc,t.STSC),t.box(t.types.stsz,t.STSZ),t.box(t.types.stco,t.STCO))},t.avc1=function(e){var r,i,n,a=[],s=[];for(r=0;r<e.sps.length;r++)n=(i=e.sps[r]).byteLength,a.push(n>>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));for(r=0;r<e.pps.length;r++)n=(i=e.pps[r]).byteLength,s.push(n>>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));var o=t.box(t.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|e.sps.length].concat(a).concat([e.pps.length]).concat(s))),l=e.width,u=e.height,h=e.pixelRatio[0],d=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([h>>24,h>>16&255,h>>8&255,255&h,d>>24,d>>16&255,d>>8&255,255&d])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?"mp3"===e.segmentCodec&&"mp3"===e.codec?t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,n=e.width,a=e.height,s=Math.floor(i/(Bi+1)),o=Math.floor(i%(Bi+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,a>>8&255,255&a,0,0]))},t.traf=function(e,r){var i=t.sdtp(e),n=e.id,a=Math.floor(r/(Bi+1)),s=Math.floor(r%(Bi+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,s>>24,s>>16&255,s>>8&255,255&s])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,n,a,s,o,l,u=e.samples||[],h=u.length,d=12+16*h,c=new Uint8Array(d);for(r+=8+d,c.set(["video"===e.type?1:0,0,15,1,h>>>24&255,h>>>16&255,h>>>8&255,255&h,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i<h;i++)a=(n=u[i]).duration,s=n.size,o=n.flags,l=n.cts,c.set([a>>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,c)},t.initSegment=function(e){t.types||t.init();var r=t.moov(e),i=new Uint8Array(t.FTYP.byteLength+r.byteLength);return i.set(t.FTYP),i.set(r,t.FTYP.byteLength),i},t}();function Ki(t,e,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var n=t*e*r;return i?Math.round(n):n}function Hi(t,e){return void 0===e&&(e=!1),Ki(t,1e3,1/9e4,e)}Gi.types=void 0,Gi.HDLR_TYPES=void 0,Gi.STTS=void 0,Gi.STSC=void 0,Gi.STCO=void 0,Gi.STSZ=void 0,Gi.VMHD=void 0,Gi.SMHD=void 0,Gi.STSD=void 0,Gi.FTYP=void 0,Gi.DINF=void 0;var Vi=null,Yi=null,Wi=function(){function t(t,e,r,i){if(this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=t,this.config=e,this.typeSupported=r,this.ISGenerated=!1,null===Vi){var n=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Vi=n?parseInt(n[1]):0}if(null===Yi){var a=navigator.userAgent.match(/Safari\/(\d+)/i);Yi=a?parseInt(a[1]):0}}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){_.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=t},e.resetNextTimestamp=function(){_.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},e.resetInitSegment=function(){_.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},e.getVideoStartPts=function(t){var e=!1,r=t.reduce((function(t,r){var i=r.pts-t;return i<-4294967296?(e=!0,ji(t,r.pts)):i>0?t:r.pts}),t[0].pts);return e&&_.debug("PTS rollover detected"),r},e.remux=function(t,e,r,i,n,a,s,o){var l,u,h,d,c,f,g=n,v=n,m=t.pid>-1,p=e.pid>-1,y=e.samples.length,T=t.samples.length>0,E=s&&y>0||y>1;if((!m||T)&&(!p||E)||this.ISGenerated||s){this.ISGenerated||(h=this.generateIS(t,e,n,a));var S,L=this.isVideoContiguous,R=-1;if(E&&(R=function(t){for(var e=0;e<t.length;e++)if(t[e].key)return e;return-1}(e.samples),!L&&this.config.forceKeyFrameOnDiscontinuity))if(f=!0,R>0){_.warn("[mp4-remuxer]: Dropped "+R+" out of "+y+" video samples due to a missing keyframe");var A=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(R),e.dropped+=R,S=v+=(e.samples[0].pts-A)/e.inputTimeScale}else-1===R&&(_.warn("[mp4-remuxer]: No keyframe found out of "+y+" video samples"),f=!1);if(this.ISGenerated){if(T&&E){var k=this.getVideoStartPts(e.samples),b=(ji(t.samples[0].pts,k)-k)/e.inputTimeScale;g+=Math.max(0,b),v+=Math.max(0,-b)}if(T){if(t.samplerate||(_.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),h=this.generateIS(t,e,n,a)),u=this.remuxAudio(t,g,this.isAudioContiguous,a,p||E||o===pe?v:void 0),E){var D=u?u.endPTS-u.startPTS:0;e.inputTimeScale||(_.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),h=this.generateIS(t,e,n,a)),l=this.remuxVideo(e,v,L,D)}}else E&&(l=this.remuxVideo(e,v,L,0));l&&(l.firstKeyFrame=R,l.independent=-1!==R,l.firstKeyFramePTS=S)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(r.samples.length&&(c=qi(r,n,this._initPTS,this._initDTS)),i.samples.length&&(d=Xi(i,n,this._initPTS))),{audio:u,video:l,initSegment:h,independent:f,text:d,id3:c}},e.generateIS=function(t,e,r,i){var n,a,s,o=t.samples,l=e.samples,u=this.typeSupported,h={},d=this._initPTS,c=!d||i,f="audio/mp4";if(c&&(n=a=1/0),t.config&&o.length&&(t.timescale=t.samplerate,"mp3"===t.segmentCodec&&(u.mpeg?(f="audio/mpeg",t.codec=""):u.mp3&&(t.codec="mp3")),h.audio={id:"audio",container:f,codec:t.codec,initSegment:"mp3"===t.segmentCodec&&u.mpeg?new Uint8Array(0):Gi.initSegment([t]),metadata:{channelCount:t.channelCount}},c&&(s=t.inputTimeScale,d&&s===d.timescale?c=!1:n=a=o[0].pts-Math.round(s*r))),e.sps&&e.pps&&l.length&&(e.timescale=e.inputTimeScale,h.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:Gi.initSegment([e]),metadata:{width:e.width,height:e.height}},c))if(s=e.inputTimeScale,d&&s===d.timescale)c=!1;else{var g=this.getVideoStartPts(l),v=Math.round(s*r);a=Math.min(a,ji(l[0].dts,g)-v),n=Math.min(n,g-v)}if(Object.keys(h).length)return this.ISGenerated=!0,c?(this._initPTS={baseTime:n,timescale:s},this._initDTS={baseTime:a,timescale:s}):n=s=void 0,{tracks:h,initPTS:n,timescale:s}},e.remuxVideo=function(t,e,r,i){var n,a,s=t.inputTimeScale,l=t.samples,u=[],h=l.length,d=this._initPTS,c=this.nextAvcDts,f=8,g=this.videoSampleDuration,v=Number.POSITIVE_INFINITY,m=Number.NEGATIVE_INFINITY,p=!1;r&&null!==c||(c=e*s-(l[0].pts-ji(l[0].dts,l[0].pts)));for(var y=d.baseTime*s/d.timescale,T=0;T<h;T++){var E=l[T];E.pts=ji(E.pts-y,c),E.dts=ji(E.dts-y,c),E.dts<l[T>0?T-1:T].dts&&(p=!0)}p&&l.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),n=l[0].dts;var S=(a=l[l.length-1].dts)-n,L=S?Math.round(S/(h-1)):g||t.inputTimeScale/30;if(r){var b=n-c,D=b>L,I=b<-1;if((D||I)&&(D?_.warn("AVC: "+Hi(b,!0)+" ms ("+b+"dts) hole between fragments detected, filling it"):_.warn("AVC: "+Hi(-b,!0)+" ms ("+b+"dts) overlapping between fragments detected"),!I||c>=l[0].pts)){n=c;var w=l[0].pts-b;l[0].dts=n,l[0].pts=w,_.log("Video: First PTS/DTS adjusted: "+Hi(w,!0)+"/"+Hi(n,!0)+", delta: "+Hi(b,!0)+" ms")}}n=Math.max(0,n);for(var C=0,P=0,x=0;x<h;x++){for(var F=l[x],M=F.units,O=M.length,N=0,U=0;U<O;U++)N+=M[U].data.length;P+=N,C+=O,F.length=N,F.dts=Math.max(F.dts,n),v=Math.min(F.pts,v),m=Math.max(F.pts,m)}a=l[h-1].dts;var B,G=P+4*C+8;try{B=new Uint8Array(G)}catch(t){return void this.observer.emit(R.ERROR,R.ERROR,{type:A.MUX_ERROR,details:k.REMUX_ALLOC_ERROR,fatal:!1,error:t,bytes:G,reason:"fail allocating video mdat "+G})}var K=new DataView(B.buffer);K.setUint32(0,G),B.set(Gi.types.mdat,4);for(var H=!1,V=Number.POSITIVE_INFINITY,Y=Number.POSITIVE_INFINITY,W=Number.NEGATIVE_INFINITY,j=Number.NEGATIVE_INFINITY,q=0;q<h;q++){for(var X=l[q],z=X.units,Q=0,$=0,J=z.length;$<J;$++){var Z=z[$],tt=Z.data,et=Z.data.byteLength;K.setUint32(f,et),f+=4,B.set(tt,f),f+=et,Q+=4+et}var rt=void 0;if(q<h-1)g=l[q+1].dts-X.dts,rt=l[q+1].pts-X.pts;else{var it=this.config,nt=q>0?X.dts-l[q-1].dts:L;if(rt=q>0?X.pts-l[q-1].pts:L,it.stretchShortVideoTrack&&null!==this.nextAudioPts){var at=Math.floor(it.maxBufferHole*s),st=(i?v+i*s:this.nextAudioPts)-X.pts;st>at?((g=st-nt)<0?g=nt:H=!0,_.log("[mp4-remuxer]: It is approximately "+st/90+" ms to the next segment; using duration "+g/90+" ms for the last video frame.")):g=nt}else g=nt}var ot=Math.round(X.pts-X.dts);V=Math.min(V,g),W=Math.max(W,g),Y=Math.min(Y,rt),j=Math.max(j,rt),u.push(new Qi(X.key,g,Q,ot))}if(u.length)if(Vi){if(Vi<70){var lt=u[0].flags;lt.dependsOn=2,lt.isNonSync=0}}else if(Yi&&j-Y<W-V&&L/W<.025&&0===u[0].cts){_.warn("Found irregular gaps in sample duration. Using PTS instead of DTS to determine MP4 sample duration.");for(var ut=n,ht=0,dt=u.length;ht<dt;ht++){var ct=ut+u[ht].duration,ft=ut+u[ht].cts;if(ht<dt-1){var gt=ct+u[ht+1].cts;u[ht].duration=gt-ft}else u[ht].duration=ht?u[ht-1].duration:L;u[ht].cts=0,ut=ct}}g=H||!g?L:g,this.nextAvcDts=c=a+g,this.videoSampleDuration=g,this.isVideoContiguous=!0;var vt={data1:Gi.moof(t.sequenceNumber++,n,o({},t,{samples:u})),data2:B,startPTS:v/s,endPTS:(m+g)/s,startDTS:n/s,endDTS:c/s,type:"video",hasAudio:!1,hasVideo:!0,nb:u.length,dropped:t.dropped};return t.samples=[],t.dropped=0,vt},e.remuxAudio=function(t,e,r,i,n){var a=t.inputTimeScale,s=a/(t.samplerate?t.samplerate:a),l="aac"===t.segmentCodec?1024:1152,u=l*s,h=this._initPTS,d="mp3"===t.segmentCodec&&this.typeSupported.mpeg,c=[],f=void 0!==n,g=t.samples,v=d?0:8,m=this.nextAudioPts||-1,p=e*a,y=h.baseTime*a/h.timescale;if(this.isAudioContiguous=r=r||g.length&&m>0&&(i&&Math.abs(p-m)<9e3||Math.abs(ji(g[0].pts-y,p)-m)<20*u),g.forEach((function(t){t.pts=ji(t.pts-y,p)})),!r||m<0){if(g=g.filter((function(t){return t.pts>=0})),!g.length)return;m=0===n?0:i&&!f?Math.max(0,p):g[0].pts}if("aac"===t.segmentCodec)for(var T=this.config.maxAudioFramesDrift,E=0,S=m;E<g.length;E++){var L=g[E],b=L.pts,D=b-S,I=Math.abs(1e3*D/a);if(D<=-T*u&&f)0===E&&(_.warn("Audio frame @ "+(b/a).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*D/a)+" ms."),this.nextAudioPts=m=S=b);else if(D>=T*u&&I<1e4&&f){var w=Math.round(D/u);(S=b-w*u)<0&&(w--,S+=u),0===E&&(this.nextAudioPts=m=S),_.warn("[mp4-remuxer]: Injecting "+w+" audio frame @ "+(S/a).toFixed(3)+"s due to "+Math.round(1e3*D/a)+" ms gap.");for(var C=0;C<w;C++){var P=Math.max(S,0),x=Ui.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);x||(_.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),x=L.unit.subarray()),g.splice(E,0,{unit:x,pts:P}),S+=u,E++}}L.pts=S,S+=u}for(var F,M=null,O=null,N=0,U=g.length;U--;)N+=g[U].unit.byteLength;for(var B=0,G=g.length;B<G;B++){var K=g[B],H=K.unit,V=K.pts;if(null!==O)c[B-1].duration=Math.round((V-O)/s);else{if(r&&"aac"===t.segmentCodec&&(V=m),M=V,!(N>0))return;N+=v;try{F=new Uint8Array(N)}catch(t){return void this.observer.emit(R.ERROR,R.ERROR,{type:A.MUX_ERROR,details:k.REMUX_ALLOC_ERROR,fatal:!1,error:t,bytes:N,reason:"fail allocating audio mdat "+N})}d||(new DataView(F.buffer).setUint32(0,N),F.set(Gi.types.mdat,4))}F.set(H,v);var Y=H.byteLength;v+=Y,c.push(new Qi(!0,l,Y,0)),O=V}var W=c.length;if(W){var j=c[c.length-1];this.nextAudioPts=m=O+s*j.duration;var q=d?new Uint8Array(0):Gi.moof(t.sequenceNumber++,M/s,o({},t,{samples:c}));t.samples=[];var X=M/a,z=m/a,Q={data1:q,data2:F,startPTS:X,endPTS:z,startDTS:X,endDTS:z,type:"audio",hasAudio:!0,hasVideo:!1,nb:W};return this.isAudioContiguous=!0,Q}},e.remuxEmptyAudio=function(t,e,r,i){var n=t.inputTimeScale,a=n/(t.samplerate?t.samplerate:n),s=this.nextAudioPts,o=this._initDTS,l=9e4*o.baseTime/o.timescale,u=(null!==s?s:i.startDTS*n)+l,h=i.endDTS*n+l,d=1024*a,c=Math.ceil((h-u)/d),f=Ui.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(_.warn("[mp4-remuxer]: remux empty Audio"),f){for(var g=[],v=0;v<c;v++){var m=u+v*d;g.push({unit:f,pts:m,dts:m})}return t.samples=g,this.remuxAudio(t,e,r,!1)}_.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec")},t}();function ji(t,e){var r;if(null===e)return t;for(r=e<t?-8589934592:8589934592;Math.abs(t-e)>4294967296;)t+=r;return t}function qi(t,e,r,i){var n=t.samples.length;if(n){for(var a=t.inputTimeScale,s=0;s<n;s++){var o=t.samples[s];o.pts=ji(o.pts-r.baseTime*a/r.timescale,e*a)/a,o.dts=ji(o.dts-i.baseTime*a/i.timescale,e*a)/a}var l=t.samples;return t.samples=[],{samples:l}}}function Xi(t,e,r){var i=t.samples.length;if(i){for(var n=t.inputTimeScale,a=0;a<i;a++){var s=t.samples[a];s.pts=ji(s.pts-r.baseTime*n/r.timescale,e*n)/n}t.samples.sort((function(t,e){return t.pts-e.pts}));var o=t.samples;return t.samples=[],{samples:o}}}var zi,Qi=function(t,e,r,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=e,this.size=r,this.cts=i,this.flags=new $i(t)},$i=function(t){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=t?2:1,this.isNonSync=t?0:1},Ji=function(){function t(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=null,this.initTracks=void 0,this.lastEndTime=null}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){this.initPTS=t,this.lastEndTime=null},e.resetNextTimestamp=function(){this.lastEndTime=null},e.resetInitSegment=function(t,e,r,i){this.audioCodec=e,this.videoCodec=r,this.generateInitSegment(function(t,e){if(!t||!e)return t;var r=e.keyId;return r&&e.isCommonEncryption&&Ct(t,["moov","trak"]).forEach((function(t){var e=Ct(t,["mdia","minf","stbl","stsd"])[0].subarray(8),i=Ct(e,["enca"]),n=i.length>0;n||(i=Ct(e,["encv"])),i.forEach((function(t){Ct(n?t.subarray(28):t.subarray(78),["sinf"]).forEach((function(t){var e=xt(t);if(e){var i=e.subarray(8,24);i.some((function(t){return 0!==t}))||(_.log("[eme] Patching keyId in 'enc"+(n?"a":"v")+">sinf>>tenc' box: "+St(i)+" -> "+St(r)),e.set(r,8))}}))}))})),t}(t,i)),this.emitInitSegment=!0},e.generateInitSegment=function(t){var e=this.audioCodec,r=this.videoCodec;if(null==t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=Pt(t);e||(e=Zi(i.audio,U)),r||(r=Zi(i.video,B));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:e+","+r,initSegment:t,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:t,id:"main"}:_.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},e.remux=function(t,e,r,i,n,a){var s,o,l=this.initPTS,u=this.lastEndTime,h={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};E(u)||(u=this.lastEndTime=n||0);var d=e.samples;if(null==d||!d.length)return h;var c={initPTS:void 0,timescale:1},f=this.initData;if(null!=(s=f)&&s.length||(this.generateInitSegment(d),f=this.initData),null==(o=f)||!o.length)return _.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),h;this.emitInitSegment&&(c.tracks=this.initTracks,this.emitInitSegment=!1);var g=function(t,e){for(var r=0,i=0,n=0,a=Ct(t,["moof","traf"]),s=0;s<a.length;s++){var o=a[s],l=Ct(o,["tfhd"])[0],u=e[Dt(l,4)];if(u){var h=u.default,d=Dt(l,0)|(null==h?void 0:h.flags),c=null==h?void 0:h.duration;8&d&&(c=Dt(l,2&d?12:8));for(var f=u.timescale||9e4,g=Ct(o,["trun"]),v=0;v<g.length;v++)!(r=Ft(g[v]))&&c&&(r=c*Dt(g[v],4)),u.type===B?i+=r/f:u.type===U&&(n+=r/f)}}if(0===i&&0===n){for(var m=0,p=Ct(t,["sidx"]),y=0;y<p.length;y++){var T=_t(p[y]);null!=T&&T.references&&(m+=T.references.reduce((function(t,e){return t+e.info.duration||0}),0))}return m}return i||n}(d,f),v=function(t,e){return Ct(e,["moof","traf"]).reduce((function(e,r){var i=Ct(r,["tfdt"])[0],n=i[0],a=Ct(r,["tfhd"]).reduce((function(e,r){var a=Dt(r,4),s=t[a];if(s){var o=Dt(i,4);if(1===n){if(o===Lt)return _.warn("[mp4-demuxer]: Ignoring assumed invalid signed 64-bit track fragment decode time"),e;o*=Lt+1,o+=Dt(i,8)}var l=o/(s.timescale||9e4);if(E(l)&&(null===e||l<e))return l}return e}),null);return null!==a&&E(a)&&(null===e||a<e)?a:e}),null)}(f,d),m=null===v?n:v;(function(t,e,r,i){if(null===t)return!0;var n=Math.max(i,1),a=e-t.baseTime/t.timescale;return Math.abs(a-r)>n}(l,m,n,g)||c.timescale!==l.timescale&&a)&&(c.initPTS=m-n,l&&1===l.timescale&&_.warn("Adjusting initPTS by "+(c.initPTS-l.baseTime)),this.initPTS=l={baseTime:c.initPTS,timescale:1});var p=t?m-l.baseTime/l.timescale:u,y=p+g;!function(t,e,r){Ct(e,["moof","traf"]).forEach((function(e){Ct(e,["tfhd"]).forEach((function(i){var n=Dt(i,4),a=t[n];if(a){var s=a.timescale||9e4;Ct(e,["tfdt"]).forEach((function(t){var e=t[0],i=Dt(t,4);if(0===e)i-=r*s,wt(t,4,i=Math.max(i,0));else{i*=Math.pow(2,32),i+=Dt(t,8),i-=r*s,i=Math.max(i,0);var n=Math.floor(i/(Lt+1)),a=Math.floor(i%(Lt+1));wt(t,4,n),wt(t,8,a)}}))}}))}))}(f,d,l.baseTime/l.timescale),g>0?this.lastEndTime=y:(_.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var T=!!f.audio,S=!!f.video,L="";T&&(L+="audio"),S&&(L+="video");var R={data1:d,startPTS:p,startDTS:p,endPTS:y,endDTS:y,type:L,hasAudio:T,hasVideo:S,nb:1,dropped:0};return h.audio="audio"===R.type?R:void 0,h.video="audio"!==R.type?R:void 0,h.initSegment=c,h.id3=qi(r,n,l,l),i.samples.length&&(h.text=Xi(i,n,l)),h},t}();function Zi(t,e){var r=null==t?void 0:t.codec;return r&&r.length>4?r:"hvc1"===r||"hev1"===r?"hvc1.1.6.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||e===B?"avc1.42e01e":"mp4a.40.5"}try{zi=self.performance.now.bind(self.performance)}catch(t){_.debug("Unable to use Performance API on this environment"),zi="undefined"!=typeof self&&self.Date.now}var tn=[{demux:mi,remux:Ji},{demux:Ci,remux:Wi},{demux:gi,remux:Wi},{demux:Ni,remux:Wi}],en=function(){function t(t,e,r,i,n){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=t,this.typeSupported=e,this.config=r,this.vendor=i,this.id=n}var e=t.prototype;return e.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,r,i){var n=this,a=r.transmuxing;a.executeStart=zi();var s=new Uint8Array(t),o=this.currentTransmuxState,l=this.transmuxConfig;i&&(this.currentTransmuxState=i);var u=i||o,h=u.contiguous,d=u.discontinuity,c=u.trackSwitch,f=u.accurateTimeOffset,g=u.timeOffset,v=u.initSegmentChange,m=l.audioCodec,p=l.videoCodec,y=l.defaultInitPts,T=l.duration,E=l.initSegmentData,S=function(t,e){var r=null;return t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e),r}(s,e);if(S&&"AES-128"===S.method){var L=this.getDecrypter();if(!L.isSync())return this.decryptionPromise=L.webCryptoDecrypt(s,S.key.buffer,S.iv.buffer).then((function(t){var e=n.push(t,null,r);return n.decryptionPromise=null,e})),this.decryptionPromise;var b=L.softwareDecrypt(s,S.key.buffer,S.iv.buffer);if(r.part>-1&&(b=L.flush()),!b)return a.executeEnd=zi(),rn(r);s=new Uint8Array(b)}var D=this.needsProbing(d,c);if(D){var I=this.configureTransmuxer(s);if(I)return _.warn("[transmuxer] "+I.message),this.observer.emit(R.ERROR,R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_PARSING_ERROR,fatal:!1,error:I,reason:I.message}),a.executeEnd=zi(),rn(r)}(d||c||v||D)&&this.resetInitSegment(E,m,p,T,e),(d||v||D)&&this.resetInitialTimestamp(y),h||this.resetContiguity();var w=this.transmux(s,S,g,f,r),C=this.currentTransmuxState;return C.contiguous=!0,C.discontinuity=!1,C.trackSwitch=!1,a.executeEnd=zi(),w},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=zi();var i=this.decrypter,n=this.currentTransmuxState,a=this.decryptionPromise;if(a)return a.then((function(){return e.flush(t)}));var s=[],o=n.timeOffset;if(i){var l=i.flush();l&&s.push(this.push(l,null,t))}var u=this.demuxer,h=this.remuxer;if(!u||!h)return r.executeEnd=zi(),[rn(t)];var d=u.flush(o);return nn(d)?d.then((function(r){return e.flushRemux(s,r,t),s})):(this.flushRemux(s,d,t),s)},e.flushRemux=function(t,e,r){var i=e.audioTrack,n=e.videoTrack,a=e.id3Track,s=e.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;_.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var h=this.remuxer.remux(i,n,a,s,u,l,!0,this.id);t.push({remuxResult:h,chunkMeta:r}),r.transmuxing.executeEnd=zi()},e.resetInitialTimestamp=function(t){var e=this.demuxer,r=this.remuxer;e&&r&&(e.resetTimeStamp(t),r.resetTimeStamp(t))},e.resetContiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())},e.resetInitSegment=function(t,e,r,i,n){var a=this.demuxer,s=this.remuxer;a&&s&&(a.resetInitSegment(t,e,r,i),s.resetInitSegment(t,e,r,n))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,r,i,n){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,r,i,n):this.transmuxUnencrypted(t,r,i,n)},e.transmuxUnencrypted=function(t,e,r,i){var n=this.demuxer.demux(t,e,!1,!this.config.progressive),a=n.audioTrack,s=n.videoTrack,o=n.id3Track,l=n.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,l,e,r,!1,this.id),chunkMeta:i}},e.transmuxSampleAes=function(t,e,r,i,n){var a=this;return this.demuxer.demuxSampleAes(t,e,r).then((function(t){return{remuxResult:a.remuxer.remux(t.audioTrack,t.videoTrack,t.id3Track,t.textTrack,r,i,!1,a.id),chunkMeta:n}}))},e.configureTransmuxer=function(t){for(var e,r=this.config,i=this.observer,n=this.typeSupported,a=this.vendor,s=0,o=tn.length;s<o;s++)if(tn[s].demux.probe(t)){e=tn[s];break}if(!e)return new Error("Failed to find demuxer by probing fragment data");var l=this.demuxer,u=this.remuxer,h=e.remux,d=e.demux;u&&u instanceof h||(this.remuxer=new h(i,r,n,a)),l&&l instanceof d||(this.demuxer=new d(i,r,n),this.probe=d.probe)},e.needsProbing=function(t,e){return!this.demuxer||!this.remuxer||t||e},e.getDecrypter=function(){var t=this.decrypter;return t||(t=this.decrypter=new Kr(this.config)),t},t}(),rn=function(t){return{remuxResult:{},chunkMeta:t}};function nn(t){return"then"in t&&t.then instanceof Function}var an=function(t,e,r,i,n){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=t,this.videoCodec=e,this.initSegmentData=r,this.duration=i,this.defaultInitPts=n||null},sn=function(t,e,r,i,n,a){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.initSegmentChange=void 0,this.discontinuity=t,this.contiguous=e,this.accurateTimeOffset=r,this.trackSwitch=i,this.timeOffset=n,this.initSegmentChange=a},on={exports:{}};!function(t){var e=Object.prototype.hasOwnProperty,r="~";function i(){}function n(t,e,r){this.fn=t,this.context=e,this.once=r||!1}function a(t,e,i,a,s){if("function"!=typeof i)throw new TypeError("The listener must be a function");var o=new n(i,a||t,s),l=r?r+e:e;return t._events[l]?t._events[l].fn?t._events[l]=[t._events[l],o]:t._events[l].push(o):(t._events[l]=o,t._eventsCount++),t}function s(t,e){0==--t._eventsCount?t._events=new i:delete t._events[e]}function o(){this._events=new i,this._eventsCount=0}Object.create&&(i.prototype=Object.create(null),(new i).__proto__||(r=!1)),o.prototype.eventNames=function(){var t,i,n=[];if(0===this._eventsCount)return n;for(i in t=this._events)e.call(t,i)&&n.push(r?i.slice(1):i);return Object.getOwnPropertySymbols?n.concat(Object.getOwnPropertySymbols(t)):n},o.prototype.listeners=function(t){var e=r?r+t:t,i=this._events[e];if(!i)return[];if(i.fn)return[i.fn];for(var n=0,a=i.length,s=new Array(a);n<a;n++)s[n]=i[n].fn;return s},o.prototype.listenerCount=function(t){var e=r?r+t:t,i=this._events[e];return i?i.fn?1:i.length:0},o.prototype.emit=function(t,e,i,n,a,s){var o=r?r+t:t;if(!this._events[o])return!1;var l,u,h=this._events[o],d=arguments.length;if(h.fn){switch(h.once&&this.removeListener(t,h.fn,void 0,!0),d){case 1:return h.fn.call(h.context),!0;case 2:return h.fn.call(h.context,e),!0;case 3:return h.fn.call(h.context,e,i),!0;case 4:return h.fn.call(h.context,e,i,n),!0;case 5:return h.fn.call(h.context,e,i,n,a),!0;case 6:return h.fn.call(h.context,e,i,n,a,s),!0}for(u=1,l=new Array(d-1);u<d;u++)l[u-1]=arguments[u];h.fn.apply(h.context,l)}else{var c,f=h.length;for(u=0;u<f;u++)switch(h[u].once&&this.removeListener(t,h[u].fn,void 0,!0),d){case 1:h[u].fn.call(h[u].context);break;case 2:h[u].fn.call(h[u].context,e);break;case 3:h[u].fn.call(h[u].context,e,i);break;case 4:h[u].fn.call(h[u].context,e,i,n);break;default:if(!l)for(c=1,l=new Array(d-1);c<d;c++)l[c-1]=arguments[c];h[u].fn.apply(h[u].context,l)}}return!0},o.prototype.on=function(t,e,r){return a(this,t,e,r,!1)},o.prototype.once=function(t,e,r){return a(this,t,e,r,!0)},o.prototype.removeListener=function(t,e,i,n){var a=r?r+t:t;if(!this._events[a])return this;if(!e)return s(this,a),this;var o=this._events[a];if(o.fn)o.fn!==e||n&&!o.once||i&&o.context!==i||s(this,a);else{for(var l=0,u=[],h=o.length;l<h;l++)(o[l].fn!==e||n&&!o[l].once||i&&o[l].context!==i)&&u.push(o[l]);u.length?this._events[a]=1===u.length?u[0]:u:s(this,a)}return this},o.prototype.removeAllListeners=function(t){var e;return t?(e=r?r+t:t,this._events[e]&&s(this,e)):(this._events=new i,this._eventsCount=0),this},o.prototype.off=o.prototype.removeListener,o.prototype.addListener=o.prototype.on,o.prefixed=r,o.EventEmitter=o,t.exports=o}(on);var ln=p(on.exports);function un(t,e){if(!((r=e.remuxResult).audio||r.video||r.text||r.id3||r.initSegment))return!1;var r,i=[],n=e.remuxResult,a=n.audio,s=n.video;return a&&hn(i,a),s&&hn(i,s),t.postMessage({event:"transmuxComplete",data:e},i),!0}function hn(t,e){e.data1&&t.push(e.data1.buffer),e.data2&&t.push(e.data2.buffer)}function dn(t,e,r){e.reduce((function(e,r){return un(t,r)||e}),!1)||t.postMessage({event:"transmuxComplete",data:e[0]}),t.postMessage({event:"flush",data:r})}void 0!==e&&e&&function(t){var e=new ln,r=function(e,r){t.postMessage({event:e,data:r})};e.on(R.FRAG_DECRYPTED,r),e.on(R.ERROR,r);var i=function(){var t=function(t){var e=function(e){r("workerLog",{logType:t,message:e})};_[t]=e};for(var e in _)t(e)};t.addEventListener("message",(function(n){var a=n.data;switch(a.cmd){case"init":var s=JSON.parse(a.config);t.transmuxer=new en(e,a.typeSupported,s,a.vendor,a.id),C(s.debug,a.id),i(),r("init",null);break;case"configure":t.transmuxer.configure(a.config);break;case"demux":var o=t.transmuxer.push(a.data,a.decryptdata,a.chunkMeta,a.state);nn(o)?(t.transmuxer.async=!0,o.then((function(e){un(t,e)})).catch((function(t){r(R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_PARSING_ERROR,chunkMeta:a.chunkMeta,fatal:!1,error:t,err:t,reason:"transmuxer-worker push error"})}))):(t.transmuxer.async=!1,un(t,o));break;case"flush":var l=a.chunkMeta,u=t.transmuxer.flush(l);nn(u)||t.transmuxer.async?(nn(u)||(u=Promise.resolve(u)),u.then((function(e){dn(t,e,l)})).catch((function(t){r(R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_PARSING_ERROR,chunkMeta:a.chunkMeta,fatal:!1,error:t,err:t,reason:"transmuxer-worker flush error"})}))):dn(t,u,l)}}))}(self);var cn=zt()||{isTypeSupported:function(){return!1}},fn=function(){function e(e,r,i,n){var a=this;this.error=null,this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.workerContext=null,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;var s=e.config;this.hls=e,this.id=r,this.useWorker=!!s.enableWorker,this.onTransmuxComplete=i,this.onFlush=n;var o=function(t,e){(e=e||{}).frag=a.frag,e.id=a.id,t===R.ERROR&&(a.error=e.error),a.hls.trigger(t,e)};this.observer=new ln,this.observer.on(R.FRAG_DECRYPTED,o),this.observer.on(R.ERROR,o);var l,u,h,d,c={mp4:cn.isTypeSupported("video/mp4"),mpeg:cn.isTypeSupported("audio/mpeg"),mp3:cn.isTypeSupported('audio/mp4; codecs="mp3"')},f=navigator.vendor;if(!this.useWorker||"undefined"==typeof Worker||(s.workerPath,0))this.transmuxer=new en(this.observer,c,s,f,r);else try{s.workerPath?(_.log("loading Web Worker "+s.workerPath+' for "'+r+'"'),this.workerContext=(h=s.workerPath,d=new self.URL(h,self.location.href).href,{worker:new self.Worker(d),scriptURL:d})):(_.log('injecting Web Worker for "'+r+'"'),this.workerContext=(l=new self.Blob(["var exports={};var module={exports:exports};function define(f){f()};define.amd=true;("+t.toString()+")(true);"],{type:"text/javascript"}),u=self.URL.createObjectURL(l),{worker:new self.Worker(u),objectURL:u})),this.onwmsg=function(t){return a.onWorkerMessage(t)};var g=this.workerContext.worker;g.addEventListener("message",this.onwmsg),g.onerror=function(t){var e=new Error(t.message+"  ("+t.filename+":"+t.lineno+")");s.enableWorker=!1,_.warn('Error in "'+r+'" Web Worker, fallback to inline'),a.hls.trigger(R.ERROR,{type:A.OTHER_ERROR,details:k.INTERNAL_EXCEPTION,fatal:!1,event:"demuxerWorker",error:e})},g.postMessage({cmd:"init",typeSupported:c,vendor:f,id:r,config:JSON.stringify(s)})}catch(t){_.warn('Error setting up "'+r+'" Web Worker, fallback to inline',t),this.resetWorker(),this.error=null,this.transmuxer=new en(this.observer,c,s,f,r)}}var r=e.prototype;return r.resetWorker=function(){if(this.workerContext){var t=this.workerContext,e=t.worker,r=t.objectURL;r&&self.URL.revokeObjectURL(r),e.removeEventListener("message",this.onwmsg),e.onerror=null,e.terminate(),this.workerContext=null}},r.destroy=function(){if(this.workerContext)this.resetWorker(),this.onwmsg=void 0;else{var t=this.transmuxer;t&&(t.destroy(),this.transmuxer=null)}var e=this.observer;e&&e.removeAllListeners(),this.frag=null,this.observer=null,this.hls=null},r.push=function(t,e,r,i,n,a,s,o,l,u){var h,d,c=this;l.transmuxing.start=self.performance.now();var f=this.transmuxer,g=a?a.start:n.start,v=n.decryptdata,m=this.frag,p=!(m&&n.cc===m.cc),y=!(m&&l.level===m.level),T=m?l.sn-m.sn:-1,E=this.part?l.part-this.part.index:-1,S=0===T&&l.id>1&&l.id===(null==m?void 0:m.stats.chunkCount),L=!y&&(1===T||0===T&&(1===E||S&&E<=0)),R=self.performance.now();(y||T||0===n.stats.parsing.start)&&(n.stats.parsing.start=R),!a||!E&&L||(a.stats.parsing.start=R);var A=!(m&&(null==(h=n.initSegment)?void 0:h.url)===(null==(d=m.initSegment)?void 0:d.url)),k=new sn(p,L,o,y,g,A);if(!L||p||A){_.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+l.sn+" p: "+l.part+" level: "+l.level+" id: "+l.id+"\n        discontinuity: "+p+"\n        trackSwitch: "+y+"\n        contiguous: "+L+"\n        accurateTimeOffset: "+o+"\n        timeOffset: "+g+"\n        initSegmentChange: "+A);var b=new an(r,i,e,s,u);this.configureTransmuxer(b)}if(this.frag=n,this.part=a,this.workerContext)this.workerContext.worker.postMessage({cmd:"demux",data:t,decryptdata:v,chunkMeta:l,state:k},t instanceof ArrayBuffer?[t]:[]);else if(f){var D=f.push(t,v,l,k);nn(D)?(f.async=!0,D.then((function(t){c.handleTransmuxComplete(t)})).catch((function(t){c.transmuxerError(t,l,"transmuxer-interface push error")}))):(f.async=!1,this.handleTransmuxComplete(D))}},r.flush=function(t){var e=this;t.transmuxing.start=self.performance.now();var r=this.transmuxer;if(this.workerContext)this.workerContext.worker.postMessage({cmd:"flush",chunkMeta:t});else if(r){var i=r.flush(t);nn(i)||r.async?(nn(i)||(i=Promise.resolve(i)),i.then((function(r){e.handleFlushResult(r,t)})).catch((function(r){e.transmuxerError(r,t,"transmuxer-interface flush error")}))):this.handleFlushResult(i,t)}},r.transmuxerError=function(t,e,r){this.hls&&(this.error=t,this.hls.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_PARSING_ERROR,chunkMeta:e,fatal:!1,error:t,err:t,reason:r}))},r.handleFlushResult=function(t,e){var r=this;t.forEach((function(t){r.handleTransmuxComplete(t)})),this.onFlush(e)},r.onWorkerMessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":var i,n=null==(i=this.workerContext)?void 0:i.objectURL;n&&self.URL.revokeObjectURL(n);break;case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;case"workerLog":_[e.data.logType]&&_[e.data.logType](e.data.message);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},r.configureTransmuxer=function(t){var e=this.transmuxer;this.workerContext?this.workerContext.worker.postMessage({cmd:"configure",config:t}):e&&e.configure(t)},r.handleTransmuxComplete=function(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)},e}(),gn=function(){function t(t,e,r,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=r,this.hls=i}var e=t.prototype;return e.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},e.poll=function(t,e){var r=this.config,i=this.media,n=this.stalled;if(null!==i){var a=i.currentTime,s=i.seeking,o=this.seeking&&!s,l=!this.seeking&&s;if(this.seeking=s,a===t){if(l||o)this.stalled=null;else if(!(i.paused&&!s||i.ended||0===i.playbackRate)&&_r.getBuffered(i).length){var u=_r.bufferInfo(i,a,0),h=u.len>0,d=u.nextStart||0;if(h||d){if(s){var c=u.len>2,f=!d||e&&e.start<=a||d-a>2&&!this.fragmentTracker.getPartialFragment(a);if(c||f)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var g,v=Math.max(d,u.start||0)-a,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,p=(null==m||null==(g=m.details)?void 0:g.live)?2*m.details.targetduration:2,y=this.fragmentTracker.getPartialFragment(a);if(v>0&&(v<=p||y))return void this._trySkipBufferHole(y)}var T=self.performance.now();if(null!==n){var E=T-n;if(s||!(E>=250)||(this._reportStall(u),this.media)){var S=_r.bufferInfo(i,a,r.maxBufferHole);this._tryFixBufferStall(S,E)}}else this.stalled=T}}}else if(this.moved=!0,null!==n){if(this.stallReported){var L=self.performance.now()-n;_.warn("playback not stuck anymore @"+a+", after "+Math.round(L)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}}},e._tryFixBufferStall=function(t,e){var r=this.config,i=this.fragmentTracker,n=this.media;if(null!==n){var a=n.currentTime,s=i.getPartialFragment(a);if(s&&(this._trySkipBufferHole(s)||!this.media))return;(t.len>r.maxBufferHole||t.nextStart&&t.nextStart-a<r.maxBufferHole)&&e>1e3*r.highBufferWatchdogPeriod&&(_.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},e._reportStall=function(t){var e=this.hls,r=this.media;if(!this.stallReported&&r){this.stallReported=!0;var i=new Error("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(t)+")");_.warn(i.message),e.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.BUFFER_STALLED_ERROR,fatal:!1,error:i,buffer:t.len})}},e._trySkipBufferHole=function(t){var e=this.config,r=this.hls,i=this.media;if(null===i)return 0;var n=i.currentTime,a=_r.bufferInfo(i,n,0),s=n<a.start?a.start:a.nextStart;if(s){var o=a.len<=e.maxBufferHole,l=a.len>0&&a.len<1&&i.readyState<3,u=s-n;if(u>0&&(o||l)){if(u>e.maxBufferHole){var h=this.fragmentTracker,d=!1;if(0===n){var c=h.getAppendedFrag(0,me);c&&s<c.end&&(d=!0)}if(!d){var f=t||h.getAppendedFrag(n,me);if(f){for(var g=!1,v=f.end;v<s;){var m=h.getPartialFragment(v);if(!m){g=!0;break}v+=m.duration}if(g)return 0}}}var p=Math.max(s+.05,n+.1);if(_.warn("skipping hole, adjusting currentTime from "+n+" to "+p),this.moved=!0,this.stalled=null,i.currentTime=p,t&&!t.gap){var y=new Error("fragment loaded with buffer holes, seeking from "+n+" to "+p);r.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.BUFFER_SEEK_OVER_HOLE,fatal:!1,error:y,reason:y.message,frag:t})}return p}}return 0},e._tryNudgeBuffer=function(){var t=this.config,e=this.hls,r=this.media,i=this.nudgeRetry;if(null!==r){var n=r.currentTime;if(this.nudgeRetry++,i<t.nudgeMaxRetry){var a=n+(i+1)*t.nudgeOffset,s=new Error("Nudging 'currentTime' from "+n+" to "+a);_.warn(s.message),r.currentTime=a,e.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.BUFFER_NUDGE_ON_STALL,error:s,fatal:!1})}else{var o=new Error("Playhead still not moving while enough data buffered @"+n+" after "+t.nudgeMaxRetry+" nudges");_.error(o.message),e.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.BUFFER_STALLED_ERROR,error:o,fatal:!0})}}},t}(),vn=function(t){function e(e,r,i){var n;return(n=t.call(this,e,r,i,"[stream-controller]",me)||this).audioCodecSwap=!1,n.gapController=null,n.level=-1,n._forceStartLoad=!1,n.altAudio=!1,n.audioOnly=!1,n.fragPlaying=null,n.onvplaying=null,n.onvseeked=null,n.fragLastKbps=0,n.couldBacktrack=!1,n.backtrackFragment=null,n.audioCodecSwitch=!1,n.videoBuffer=null,n._registerListeners(),n}l(e,t);var r=e.prototype;return r._registerListeners=function(){var t=this.hls;t.on(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.MANIFEST_PARSED,this.onManifestParsed,this),t.on(R.LEVEL_LOADING,this.onLevelLoading,this),t.on(R.LEVEL_LOADED,this.onLevelLoaded,this),t.on(R.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.on(R.ERROR,this.onError,this),t.on(R.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(R.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.on(R.BUFFER_CREATED,this.onBufferCreated,this),t.on(R.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(R.LEVELS_UPDATED,this.onLevelsUpdated,this),t.on(R.FRAG_BUFFERED,this.onFragBuffered,this)},r._unregisterListeners=function(){var t=this.hls;t.off(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.MANIFEST_PARSED,this.onManifestParsed,this),t.off(R.LEVEL_LOADED,this.onLevelLoaded,this),t.off(R.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),t.off(R.ERROR,this.onError,this),t.off(R.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(R.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),t.off(R.BUFFER_CREATED,this.onBufferCreated,this),t.off(R.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(R.LEVELS_UPDATED,this.onLevelsUpdated,this),t.off(R.FRAG_BUFFERED,this.onFragBuffered,this)},r.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},r.startLoad=function(t){if(this.levels){var e=this.lastCurrentTime,r=this.hls;if(this.stopLoad(),this.setInterval(100),this.level=-1,!this.startFragRequested){var i=r.startLevel;-1===i&&(r.config.testBandwidth&&this.levels.length>1?(i=0,this.bitrateTest=!0):i=r.nextAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}e>0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=Yr,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=Vr},r.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},r.doTick=function(){switch(this.state){case ti:var t,e=this.levels,r=this.level,i=null==e||null==(t=e[r])?void 0:t.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=Yr;break}if(this.hls.nextLoadLevel!==this.level){this.state=Yr;break}break;case qr:var n,a=self.performance.now(),s=this.retryDate;(!s||a>=s||null!=(n=this.media)&&n.seeking)&&(this.resetStartWhenNotLoaded(this.level),this.state=Yr)}this.state===Yr&&this.doTickIdle(),this.onTickEnd()},r.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},r.doTickIdle=function(){var t=this.hls,e=this.levelLastLoaded,r=this.levels,i=this.media,n=t.config,a=t.nextLoadLevel;if(null!==e&&(i||!this.startFragRequested&&n.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&null!=r&&r[a]){var s=r[a],o=this.getMainFwdBufferInfo();if(null!==o){var l=this.getLevelDetails();if(l&&this._streamEnded(o,l)){var u={};return this.altAudio&&(u.type="video"),this.hls.trigger(R.BUFFER_EOS,u),void(this.state=$r)}t.loadLevel!==a&&-1===t.manualLevel&&this.log("Adapting to level "+a+" from level "+this.level),this.level=t.nextLoadLevel=a;var h=s.details;if(!h||this.state===ti||h.live&&this.levelLastLoaded!==a)return this.level=a,void(this.state=ti);var d=o.len,c=this.getMaxBufferLength(s.maxBitrate);if(!(d>=c)){this.backtrackFragment&&this.backtrackFragment.start>o.end&&(this.backtrackFragment=null);var f=this.backtrackFragment?this.backtrackFragment.start:o.end,g=this.getNextFragment(f,h);if(this.couldBacktrack&&!this.fragPrevious&&g&&"initSegment"!==g.sn&&this.fragmentTracker.getState(g)!==Tr){var v,m=(null!=(v=this.backtrackFragment)?v:g).sn-h.startSN,p=h.fragments[m-1];p&&g.cc===p.cc&&(g=p,this.fragmentTracker.removeFragment(p))}else this.backtrackFragment&&o.len&&(this.backtrackFragment=null);if(g&&this.isLoopLoading(g,f)){if(!g.gap){var y=this.audioOnly&&!this.altAudio?U:B,T=(y===B?this.videoBuffer:this.mediaBuffer)||this.media;T&&this.afterBufferFlushed(T,y,me)}g=this.getNextFragmentLoopLoading(g,h,o,me,c)}g&&(!g.initSegment||g.initSegment.data||this.bitrateTest||(g=g.initSegment),this.loadFragment(g,s,f))}}}},r.loadFragment=function(e,r,i){var n=this.fragmentTracker.getState(e);this.fragCurrent=e,n===mr||n===yr?"initSegment"===e.sn?this._loadInitSegment(e,r):this.bitrateTest?(this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e,r)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):this.clearTrackerIfNeeded(e)},r.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,me)},r.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},r.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},r.nextLevelSwitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readyState){var r,i=this.getAppendedFrag(e.currentTime);i&&i.start>1&&this.flushMainBuffer(0,i.start-1);var n=this.getLevelDetails();if(null!=n&&n.live){var a=this.getMainFwdBufferInfo();if(!a||a.len<2*n.targetduration)return}if(!e.paused&&t){var s=t[this.hls.nextLoadLevel],o=this.fragLastKbps;r=o&&this.fragCurrent?this.fragCurrent.duration*s.maxBitrate/(1e3*o)+1:0}else r=0;var l=this.getBufferedFrag(e.currentTime+r);if(l){var u=this.followingBufferedFrag(l);if(u){this.abortCurrentFrag();var h=u.maxStartPTS?u.maxStartPTS:u.start,d=u.duration,c=Math.max(l.end,h+Math.min(Math.max(d-this.config.maxFragLookUpTolerance,.5*d),.75*d));this.flushMainBuffer(c,Number.POSITIVE_INFINITY)}}}},r.abortCurrentFrag=function(){var t=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,t&&(t.abortRequests(),this.fragmentTracker.removeFragment(t)),this.state){case Wr:case jr:case qr:case zr:case Qr:this.state=Yr}this.nextLoadPosition=this.getLoadPosition()},r.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},r.onMediaAttached=function(e,r){t.prototype.onMediaAttached.call(this,e,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new gn(this.config,i,this.fragmentTracker,this.hls)},r.onMediaDetaching=function(){var e=this.media;e&&this.onvplaying&&this.onvseeked&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},r.onMediaPlaying=function(){this.tick()},r.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;E(e)&&this.log("Media seeked to "+e.toFixed(3));var r=this.getMainFwdBufferInfo();null!==r&&0!==r.len?this.tick():this.warn('Main forward buffer length on "seeked" event '+(r?r.len:"empty")+")")},r.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(R.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=0,this.levels=this.fragPlaying=this.backtrackFragment=null,this.altAudio=this.audioOnly=!1},r.onManifestParsed=function(t,e){var r,i,n,a=!1,s=!1;e.levels.forEach((function(t){(r=t.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(a=!0),-1!==r.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=ri())||null==(i=n.prototype)?void 0:i.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},r.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===Yr){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=ti)}},r.onLevelLoaded=function(t,e){var r,i=this.levels,n=e.level,a=e.details,s=a.totalduration;if(i){this.log("Level "+n+" loaded ["+a.startSN+","+a.endSN+"]"+(a.lastPartSn?"[part-"+a.lastPartSn+"-"+a.lastPartIndex+"]":"")+", cc ["+a.startCC+", "+a.endCC+"] duration:"+s);var o=i[n],l=this.fragCurrent;!l||this.state!==jr&&this.state!==qr||l.level===e.level&&l.urlId===o.urlId||!l.loader||this.abortCurrentFrag();var u=0;if(a.live||null!=(r=o.details)&&r.live){if(this.checkLiveUpdate(a),a.deltaUpdateFailed)return;u=this.alignPlaylists(a,o.details)}if(o.details=a,this.levelLastLoaded=n,this.hls.trigger(R.LEVEL_UPDATED,{details:a,level:n}),this.state===ti){if(this.waitForCdnTuneIn(a))return;this.state=Yr}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,u),this.tick()}else this.warn("Levels were reset while loading level "+n)},r._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(!o)return this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset"),void this.fragmentTracker.removeFragment(r);var l=s.videoCodec,u=o.PTSKnown||!o.live,h=null==(e=r.initSegment)?void 0:e.data,d=this._getAudioCodec(s),c=this.transmuxer=this.transmuxer||new fn(this.hls,me,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),f=i?i.index:-1,g=-1!==f,v=new Pr(r.level,r.sn,r.stats.chunkCount,n.byteLength,f,g),m=this.initPTS[r.cc];c.push(n,h,d,l,r,i,o.totalduration,u,v,m)}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},r.onAudioTrackSwitching=function(t,e){var r=this.altAudio;if(!e.url){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var i=this.fragCurrent;i&&(this.log("Switching to main audio track, cancel main fragment load"),i.abortRequests(),this.fragmentTracker.removeFragment(i)),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var n=this.hls;r&&(n.trigger(R.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:null}),this.fragmentTracker.removeAllFragments()),n.trigger(R.AUDIO_TRACK_SWITCHED,e)}},r.onAudioTrackSwitched=function(t,e){var r=e.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},r.onBufferCreated=function(t,e){var r,i,n=e.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},r.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===me){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===Qr&&(this.state=Yr));var n=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},r.onError=function(t,e){var r;if(e.fatal)this.state=Jr;else switch(e.details){case k.FRAG_GAP:case k.FRAG_PARSING_ERROR:case k.FRAG_DECRYPT_ERROR:case k.FRAG_LOAD_ERROR:case k.FRAG_LOAD_TIMEOUT:case k.KEY_LOAD_ERROR:case k.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(me,e);break;case k.LEVEL_LOAD_ERROR:case k.LEVEL_LOAD_TIMEOUT:case k.LEVEL_PARSING_ERROR:e.levelRetry||this.state!==ti||(null==(r=e.context)?void 0:r.type)!==fe||(this.state=Yr);break;case k.BUFFER_FULL_ERROR:if(!e.parent||"main"!==e.parent)return;this.reduceLengthAndFlushBuffer(e)&&this.flushMainBuffer(0,Number.POSITIVE_INFINITY);break;case k.INTERNAL_EXCEPTION:this.recoverWorkerError(e)}},r.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){if(this.loadedmetadata||!_r.getBuffered(t).length){var r=this.state!==Yr?this.fragCurrent:null;e.poll(this.lastCurrentTime,r)}this.lastCurrentTime=t.currentTime}},r.onFragLoadEmergencyAborted=function(){this.state=Yr,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},r.onBufferFlushed=function(t,e){var r=e.type;if(r!==U||this.audioOnly&&!this.altAudio){var i=(r===B?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,me)}},r.onLevelsUpdated=function(t,e){this.levels=e.levels},r.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},r.seekToStartPos=function(){var t=this.media;if(t){var e=t.currentTime,r=this.startPosition;if(r>=0&&e<r){if(t.seeking)return void this.log("could not seek to "+r+", already seeking at "+e);var i=_r.getBuffered(t),n=(i.length?i.start(0):0)-r;n>0&&(n<this.config.maxBufferHole||n<this.config.maxFragLookUpTolerance)&&(this.log("adjusting start position by "+n+" to match buffer start"),r+=n,this.startPosition=r),this.log("seek to target start position "+r+" from current time "+e),t.currentTime=r}}},r._getAudioCodec=function(t){var e=this.config.defaultAudioCodec||t.audioCodec;return this.audioCodecSwap&&e&&(this.log("Swapping audio codec"),e=-1!==e.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),e},r._loadBitrateTestFrag=function(t,e){var r=this;t.bitrateTest=!0,this._doFragLoad(t,e).then((function(i){var n=r.hls;if(i&&!r.fragContextChanged(t)){e.fragmentError=0,r.state=Yr,r.startFragRequested=!1,r.bitrateTest=!1;var a=t.stats;a.parsing.start=a.parsing.end=a.buffering.start=a.buffering.end=self.performance.now(),n.trigger(R.FRAG_LOADED,i),t.bitrateTest=!1}}))},r._handleTransmuxComplete=function(t){var e,r="main",i=this.hls,n=t.remuxResult,a=t.chunkMeta,s=this.getCurrentContext(a);if(s){var o=s.frag,l=s.part,u=s.level,h=n.video,d=n.text,c=n.id3,f=n.initSegment,g=u.details,v=this.altAudio?void 0:n.audio;if(this.fragContextChanged(o))this.fragmentTracker.removeFragment(o);else{if(this.state=zr,f){if(null!=f&&f.tracks){var m=o.initSegment||o;this._bufferInitSegment(u,f.tracks,m,a),i.trigger(R.FRAG_PARSING_INIT_SEGMENT,{frag:m,id:r,tracks:f.tracks})}var p=f.initPTS,y=f.timescale;E(p)&&(this.initPTS[o.cc]={baseTime:p,timescale:y},i.trigger(R.INIT_PTS_FOUND,{frag:o,id:r,initPTS:p,timescale:y}))}if(h&&g&&"initSegment"!==o.sn){var T=g.fragments[o.sn-1-g.startSN],S=o.sn===g.startSN,L=!T||o.cc>T.cc;if(!1!==n.independent){var A=h.startPTS,k=h.endPTS,b=h.startDTS,D=h.endDTS;if(l)l.elementaryStreams[h.type]={startPTS:A,endPTS:k,startDTS:b,endDTS:D};else if(h.firstKeyFrame&&h.independent&&1===a.id&&!L&&(this.couldBacktrack=!0),h.dropped&&h.independent){var I=this.getMainFwdBufferInfo(),w=(I?I.end:this.getLoadPosition())+this.config.maxBufferHole,C=h.firstKeyFramePTS?h.firstKeyFramePTS:A;if(!S&&w<C-this.config.maxBufferHole&&!L)return void this.backtrack(o);L&&(o.gap=!0),o.setElementaryStreamInfo(h.type,o.start,k,o.start,D,!0)}o.setElementaryStreamInfo(h.type,A,k,b,D),this.backtrackFragment&&(this.backtrackFragment=o),this.bufferFragmentData(h,o,l,a,S||L)}else{if(!S&&!L)return void this.backtrack(o);o.gap=!0}}if(v){var _=v.startPTS,P=v.endPTS,x=v.startDTS,F=v.endDTS;l&&(l.elementaryStreams[U]={startPTS:_,endPTS:P,startDTS:x,endDTS:F}),o.setElementaryStreamInfo(U,_,P,x,F),this.bufferFragmentData(v,o,l,a)}if(g&&null!=c&&null!=(e=c.samples)&&e.length){var M={id:r,frag:o,details:g,samples:c.samples};i.trigger(R.FRAG_PARSING_METADATA,M)}if(g&&d){var O={id:r,frag:o,details:g,samples:d.samples};i.trigger(R.FRAG_PARSING_USERDATA,O)}}}else this.resetWhenMissingContext(a)},r._bufferInitSegment=function(t,e,r,i){var n=this;if(this.state===zr){this.audioOnly=!!e.audio&&!e.video,this.altAudio&&!this.audioOnly&&delete e.audio;var a=e.audio,s=e.video,o=e.audiovideo;if(a){var l=t.audioCodec,u=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(l&&(l=-1!==l.indexOf("mp4a.40.5")?"mp4a.40.2":"mp4a.40.5"),1!==a.metadata.channelCount&&-1===u.indexOf("firefox")&&(l="mp4a.40.5")),-1!==u.indexOf("android")&&"audio/mpeg"!==a.container&&(l="mp4a.40.2",this.log("Android: force audio codec to "+l)),t.audioCodec&&t.audioCodec!==l&&this.log('Swapping manifest audio codec "'+t.audioCodec+'" for "'+l+'"'),a.levelCodec=l,a.id="main",this.log("Init audio buffer, container:"+a.container+", codecs[selected/level/parsed]=["+(l||"")+"/"+(t.audioCodec||"")+"/"+a.codec+"]")}s&&(s.levelCodec=t.videoCodec,s.id="main",this.log("Init video buffer, container:"+s.container+", codecs[level/parsed]=["+(t.videoCodec||"")+"/"+s.codec+"]")),o&&this.log("Init audiovideo buffer, container:"+o.container+", codecs[level/parsed]=["+(t.attrs.CODECS||"")+"/"+o.codec+"]"),this.hls.trigger(R.BUFFER_CODECS,e),Object.keys(e).forEach((function(t){var a=e[t].initSegment;null!=a&&a.byteLength&&n.hls.trigger(R.BUFFER_APPENDING,{type:t,data:a,frag:r,part:null,chunkMeta:i,parent:r.type})})),this.tick()}},r.getMainFwdBufferInfo=function(){return this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,me)},r.backtrack=function(t){this.couldBacktrack=!0,this.backtrackFragment=t,this.resetTransmuxer(),this.flushBufferGap(t),this.fragmentTracker.removeFragment(t),this.fragPrevious=null,this.nextLoadPosition=t.start,this.state=Yr},r.checkFragmentChanged=function(){var t=this.media,e=null;if(t&&t.readyState>1&&!1===t.seeking){var r=t.currentTime;if(_r.isBuffered(t,r)?e=this.getAppendedFrag(r):_r.isBuffered(t,r+.1)&&(e=this.getAppendedFrag(r+.1)),e){this.backtrackFragment=null;var i=this.fragPlaying,n=e.level;i&&e.sn===i.sn&&i.level===n&&e.urlId===i.urlId||(this.fragPlaying=e,this.hls.trigger(R.FRAG_CHANGED,{frag:e}),i&&i.level===n||this.hls.trigger(R.LEVEL_SWITCHED,{level:n}))}}},a(e,[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentFrag",get:function(){var t=this.media;return t?this.fragPlaying||this.getAppendedFrag(t.currentTime):null}},{key:"currentProgramDateTime",get:function(){var t=this.media;if(t){var e=t.currentTime,r=this.currentFrag;if(r&&E(e)&&E(r.programDateTime)){var i=r.programDateTime+1e3*(e-r.start);return new Date(i)}}return null}},{key:"currentLevel",get:function(){var t=this.currentFrag;return t?t.level:-1}},{key:"nextBufferedFrag",get:function(){var t=this.currentFrag;return t?this.followingBufferedFrag(t):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),e}(ei),mn=function(){function t(t,e,r){void 0===e&&(e=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=t,this.alpha_=t?Math.exp(Math.log(.5)/t):0,this.estimate_=e,this.totalWeight_=r}var e=t.prototype;return e.sample=function(t,e){var r=Math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalWeight_+=t},e.getTotalWeight=function(){return this.totalWeight_},e.getEstimate=function(){if(this.alpha_){var t=1-Math.pow(this.alpha_,this.totalWeight_);if(t)return this.estimate_/t}return this.estimate_},t}(),pn=function(){function t(t,e,r,i){void 0===i&&(i=100),this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultTTFB_=void 0,this.ttfb_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new mn(t),this.fast_=new mn(e),this.defaultTTFB_=i,this.ttfb_=new mn(t)}var e=t.prototype;return e.update=function(t,e){var r=this.slow_,i=this.fast_,n=this.ttfb_;r.halfLife!==t&&(this.slow_=new mn(t,r.getEstimate(),r.getTotalWeight())),i.halfLife!==e&&(this.fast_=new mn(e,i.getEstimate(),i.getTotalWeight())),n.halfLife!==t&&(this.ttfb_=new mn(t,n.getEstimate(),n.getTotalWeight()))},e.sample=function(t,e){var r=(t=Math.max(t,this.minDelayMs_))/1e3,i=8*e/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},e.sampleTTFB=function(t){var e=t/1e3,r=Math.sqrt(2)*Math.exp(-Math.pow(e,2)/2);this.ttfb_.sample(r,Math.max(t,5))},e.canEstimate=function(){return this.fast_.getTotalWeight()>=this.minWeight_},e.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},e.getEstimateTTFB=function(){return this.ttfb_.getTotalWeight()>=this.minWeight_?this.ttfb_.getEstimate():this.defaultTTFB_},e.destroy=function(){},t}(),yn=function(){function t(t){this.hls=void 0,this.lastLevelLoadSec=0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=-1,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=t;var e=t.config;this.bwEstimator=new pn(e.abrEwmaSlowVoD,e.abrEwmaFastVoD,e.abrEwmaDefaultEstimate),this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(R.FRAG_LOADING,this.onFragLoading,this),t.on(R.FRAG_LOADED,this.onFragLoaded,this),t.on(R.FRAG_BUFFERED,this.onFragBuffered,this),t.on(R.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(R.LEVEL_LOADED,this.onLevelLoaded,this)},e.unregisterListeners=function(){var t=this.hls;t.off(R.FRAG_LOADING,this.onFragLoading,this),t.off(R.FRAG_LOADED,this.onFragLoaded,this),t.off(R.FRAG_BUFFERED,this.onFragBuffered,this),t.off(R.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(R.LEVEL_LOADED,this.onLevelLoaded,this)},e.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},e.onFragLoading=function(t,e){var r,i=e.frag;this.ignoreFragment(i)||(this.fragCurrent=i,this.partCurrent=null!=(r=e.part)?r:null,this.clearTimer(),this.timer=self.setInterval(this.onCheck,100))},e.onLevelSwitching=function(t,e){this.clearTimer()},e.getTimeToLoadFrag=function(t,e,r,i){return t+r/e+(i?this.lastLevelLoadSec:0)},e.onLevelLoaded=function(t,e){var r=this.hls.config,i=e.stats,n=i.total,a=i.bwEstimate;E(n)&&E(a)&&(this.lastLevelLoadSec=8*n/a),e.details.live?this.bwEstimator.update(r.abrEwmaSlowLive,r.abrEwmaFastLive):this.bwEstimator.update(r.abrEwmaSlowVoD,r.abrEwmaFastVoD)},e._abandonRulesCheck=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,i=r.autoLevelEnabled,n=r.media;if(t&&n){var a=performance.now(),s=e?e.stats:t.stats,o=e?e.duration:t.duration,l=a-s.loading.start;if(s.aborted||s.loaded&&s.loaded===s.total||0===t.level)return this.clearTimer(),void(this._nextAutoLevel=-1);if(i&&!n.paused&&n.playbackRate&&n.readyState){var u=r.mainForwardBufferInfo;if(null!==u){var h=this.bwEstimator.getEstimateTTFB(),d=Math.abs(n.playbackRate);if(!(l<=Math.max(h,o/(2*d)*1e3))){var c=u.len/d;if(!(c>=2*o/d)){var f=s.loading.first?s.loading.first-s.loading.start:-1,g=s.loaded&&f>-1,v=this.bwEstimator.getEstimate(),m=r.levels,p=r.minAutoLevel,y=m[t.level],T=s.total||Math.max(s.loaded,Math.round(o*y.maxBitrate/8)),S=l-f;S<1&&g&&(S=Math.min(l,8*s.loaded/v));var L=g?1e3*s.loaded/S:0,A=L?(T-s.loaded)/L:8*T/v+h/1e3;if(!(A<=c)){var k,b=L?8*L:v,D=Number.POSITIVE_INFINITY;for(k=t.level-1;k>p;k--){var I=m[k].maxBitrate;if((D=this.getTimeToLoadFrag(h/1e3,b,o*I,!m[k].details))<c)break}D>=A||D>10*o||(r.nextLoadLevel=k,g?this.bwEstimator.sample(l-Math.min(h,f),s.loaded):this.bwEstimator.sampleTTFB(l),this.clearTimer(),_.warn("[abr] Fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" is loading too slowly;\n      Time to underbuffer: "+c.toFixed(3)+" s\n      Estimated load time for current fragment: "+A.toFixed(3)+" s\n      Estimated load time for down switch fragment: "+D.toFixed(3)+" s\n      TTFB estimate: "+f+"\n      Current BW estimate: "+(E(v)?(v/1024).toFixed(3):"Unknown")+" Kb/s\n      New BW estimate: "+(this.bwEstimator.getEstimate()/1024).toFixed(3)+" Kb/s\n      Aborting and switching to level "+k),t.loader&&(this.fragCurrent=this.partCurrent=null,t.abortRequests()),r.trigger(R.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:s}))}}}}}}},e.onFragLoaded=function(t,e){var r=e.frag,i=e.part,n=i?i.stats:r.stats;if(r.type===me&&this.bwEstimator.sampleTTFB(n.loading.first-n.loading.start),!this.ignoreFragment(r)){if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var a=i?i.duration:r.duration,s=this.hls.levels[r.level],o=(s.loaded?s.loaded.bytes:0)+n.loaded,l=(s.loaded?s.loaded.duration:0)+a;s.loaded={bytes:o,duration:l},s.realBitrate=Math.round(8*o/l)}if(r.bitrateTest){var u={stats:n,frag:r,part:i,id:r.type};this.onFragBuffered(R.FRAG_BUFFERED,u),r.bitrateTest=!1}}},e.onFragBuffered=function(t,e){var r=e.frag,i=e.part,n=null!=i&&i.stats.loaded?i.stats:r.stats;if(!n.aborted&&!this.ignoreFragment(r)){var a=n.parsing.end-n.loading.start-Math.min(n.loading.first-n.loading.start,this.bwEstimator.getEstimateTTFB());this.bwEstimator.sample(a,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},e.ignoreFragment=function(t){return t.type!==me||"initSegment"===t.sn},e.clearTimer=function(){self.clearInterval(this.timer)},e.getNextABRAutoLevel=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,a=r.minAutoLevel,s=r.media,o=e?e.duration:t?t.duration:0,l=s&&0!==s.playbackRate?Math.abs(s.playbackRate):1,u=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,h=r.mainForwardBufferInfo,d=(h?h.len:0)/l,c=this.findBestLevel(u,a,i,d,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(c>=0)return c;_.trace("[abr] "+(d?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var f=o?Math.min(o,n.maxStarvationDelay):n.maxStarvationDelay,g=n.abrBandWidthFactor,v=n.abrBandWidthUpFactor;if(!d){var m=this.bitrateTestDelay;m&&(f=(o?Math.min(o,n.maxLoadingDelay):n.maxLoadingDelay)-m,_.trace("[abr] bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*f)+" ms"),g=v=1)}return c=this.findBestLevel(u,a,i,d+f,g,v),Math.max(c,0)},e.findBestLevel=function(t,e,r,i,n,a){for(var s,o=this.fragCurrent,l=this.partCurrent,u=this.lastLoadedFragLevel,h=this.hls.levels,d=h[u],c=!(null==d||null==(s=d.details)||!s.live),f=null==d?void 0:d.codecSet,g=l?l.duration:o?o.duration:0,v=this.bwEstimator.getEstimateTTFB()/1e3,m=e,p=-1,y=r;y>=e;y--){var T=h[y];if(!T||f&&T.codecSet!==f)T&&(m=Math.min(y,m),p=Math.max(y,p));else{-1!==p&&_.trace("[abr] Skipped level(s) "+m+"-"+p+' with CODECS:"'+h[p].attrs.CODECS+'"; not compatible with "'+d.attrs.CODECS+'"');var S=T.details,L=(l?null==S?void 0:S.partTarget:null==S?void 0:S.averagetargetduration)||g,R=void 0;R=y<=u?n*t:a*t;var A=h[y].maxBitrate,k=this.getTimeToLoadFrag(v,R,A*L,void 0===S);if(_.trace("[abr] level:"+y+" adjustedbw-bitrate:"+Math.round(R-A)+" avgDuration:"+L.toFixed(1)+" maxFetchDuration:"+i.toFixed(1)+" fetchDuration:"+k.toFixed(1)),R>A&&(0===k||!E(k)||c&&!this.bitrateTestDelay||k<i))return y}}return-1},a(t,[{key:"nextAutoLevel",get:function(){var t=this._nextAutoLevel,e=this.bwEstimator;if(-1!==t&&!e.canEstimate())return t;var r=this.getNextABRAutoLevel();if(-1!==t){var i=this.hls.levels;if(i.length>Math.max(t,r)&&i[t].loadError<=i[r].loadError)return t}return-1!==t&&(r=Math.min(t,r)),r},set:function(t){this._nextAutoLevel=t}}]),t}(),Tn=function(){function t(){this.chunks=[],this.dataLength=0}var e=t.prototype;return e.push=function(t){this.chunks.push(t),this.dataLength+=t.length},e.flush=function(){var t,e=this.chunks,r=this.dataLength;return e.length?(t=1===e.length?e[0]:function(t,e){for(var r=new Uint8Array(e),i=0,n=0;n<t.length;n++){var a=t[n];r.set(a,i),i+=a.length}return r}(e,r),this.reset(),t):new Uint8Array(0)},e.reset=function(){this.chunks.length=0,this.dataLength=0},t}(),En=function(t){function e(e,r,i){var n;return(n=t.call(this,e,r,i,"[audio-stream-controller]",pe)||this).videoBuffer=null,n.videoTrackCC=-1,n.waitingVideoCC=-1,n.bufferedTrack=null,n.switchingTrack=null,n.trackId=-1,n.waitingData=null,n.mainDetails=null,n.bufferFlushed=!1,n.cachedTrackLoadedData=null,n._registerListeners(),n}l(e,t);var r=e.prototype;return r.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null,this.bufferedTrack=null,this.switchingTrack=null},r._registerListeners=function(){var t=this.hls;t.on(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.LEVEL_LOADED,this.onLevelLoaded,this),t.on(R.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.on(R.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.on(R.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(R.ERROR,this.onError,this),t.on(R.BUFFER_RESET,this.onBufferReset,this),t.on(R.BUFFER_CREATED,this.onBufferCreated,this),t.on(R.BUFFER_FLUSHED,this.onBufferFlushed,this),t.on(R.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(R.FRAG_BUFFERED,this.onFragBuffered,this)},r._unregisterListeners=function(){var t=this.hls;t.off(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.LEVEL_LOADED,this.onLevelLoaded,this),t.off(R.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),t.off(R.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),t.off(R.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(R.ERROR,this.onError,this),t.off(R.BUFFER_RESET,this.onBufferReset,this),t.off(R.BUFFER_CREATED,this.onBufferCreated,this),t.off(R.BUFFER_FLUSHED,this.onBufferFlushed,this),t.off(R.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(R.FRAG_BUFFERED,this.onFragBuffered,this)},r.onInitPtsFound=function(t,e){var r=e.frag,i=e.id,n=e.initPTS,a=e.timescale;if("main"===i){var s=r.cc;this.initPTS[r.cc]={baseTime:n,timescale:a},this.log("InitPTS for cc: "+s+" found from main: "+n),this.videoTrackCC=s,this.state===Zr&&this.tick()}},r.startLoad=function(t){if(!this.levels)return this.startPosition=t,void(this.state=Vr);var e=this.lastCurrentTime;this.stopLoad(),this.setInterval(100),e>0&&-1===t?(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e,this.state=Yr):(this.loadedmetadata=!1,this.state=Xr),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},r.doTick=function(){switch(this.state){case Yr:this.doTickIdle();break;case Xr:var e,r=this.levels,i=this.trackId,n=null==r||null==(e=r[i])?void 0:e.details;if(n){if(this.waitForCdnTuneIn(n))break;this.state=Zr}break;case qr:var a,s=performance.now(),o=this.retryDate;(!o||s>=o||null!=(a=this.media)&&a.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.trackId),this.state=Yr);break;case Zr:var l=this.waitingData;if(l){var u=l.frag,h=l.part,d=l.cache,c=l.complete;if(void 0!==this.initPTS[u.cc]){this.waitingData=null,this.waitingVideoCC=-1,this.state=jr;var f={frag:u,part:h,payload:d.flush(),networkDetails:null};this._handleFragmentLoadProgress(f),c&&t.prototype._handleFragmentLoadComplete.call(this,f)}else if(this.videoTrackCC!==this.waitingVideoCC)this.log("Waiting fragment cc ("+u.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var g=this.getLoadPosition(),v=_r.bufferInfo(this.mediaBuffer,g,this.config.maxBufferHole);er(v.end,this.config.maxFragLookUpTolerance,u)<0&&(this.log("Waiting fragment cc ("+u.cc+") @ "+u.start+" cancelled because another fragment at "+v.end+" is needed"),this.clearWaitingFragment())}}else this.state=Yr}this.onTickEnd()},r.clearWaitingFragment=function(){var t=this.waitingData;t&&(this.fragmentTracker.removeFragment(t.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=Yr)},r.resetLoadingState=function(){this.clearWaitingFragment(),t.prototype.resetLoadingState.call(this)},r.onTickEnd=function(){var t=this.media;null!=t&&t.readyState&&(this.lastCurrentTime=t.currentTime)},r.doTickIdle=function(){var t=this.hls,e=this.levels,r=this.media,i=this.trackId,n=t.config;if(null!=e&&e[i]&&(r||!this.startFragRequested&&n.startFragPrefetch)){var a=e[i],s=a.details;if(!s||s.live&&this.levelLastLoaded!==i||this.waitForCdnTuneIn(s))this.state=Xr;else{var o=this.mediaBuffer?this.mediaBuffer:this.media;this.bufferFlushed&&o&&(this.bufferFlushed=!1,this.afterBufferFlushed(o,U,pe));var l=this.getFwdBufferInfo(o,pe);if(null!==l){var u=this.bufferedTrack,h=this.switchingTrack;if(!h&&this._streamEnded(l,s))return t.trigger(R.BUFFER_EOS,{type:"audio"}),void(this.state=$r);var d=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,me),c=l.len,f=this.getMaxBufferLength(null==d?void 0:d.len);if(!(c>=f)||h){var g=s.fragments[0].start,v=l.end;if(h&&r){var m=this.getLoadPosition();u&&h.attrs!==u.attrs&&(v=m),s.PTSKnown&&m<g&&(l.end>g||l.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),r.currentTime=g+.05)}var p=this.getNextFragment(v,s),y=!1;if(p&&this.isLoopLoading(p,v)&&(y=!!p.gap,p=this.getNextFragmentLoopLoading(p,s,l,me,f)),p){var T=d&&p.start>d.end+s.targetduration;if(T||(null==d||!d.len)&&l.len){var E=this.getAppendedFrag(p.start,me);if(null===E)return;if(y||(y=!!E.gap||!!T&&0===d.len),T&&!y||y&&l.nextStart&&l.nextStart<E.end)return}this.loadFragment(p,a,v)}else this.bufferFlushed=!0}}}}},r.getMaxBufferLength=function(e){var r=t.prototype.getMaxBufferLength.call(this);return e?Math.min(Math.max(r,e),this.config.maxMaxBufferLength):r},r.onMediaDetaching=function(){this.videoBuffer=null,t.prototype.onMediaDetaching.call(this)},r.onAudioTracksUpdated=function(t,e){var r=e.audioTracks;this.resetTransmuxer(),this.levels=r.map((function(t){return new Ge(t)}))},r.onAudioTrackSwitching=function(t,e){var r=!!e.url;this.trackId=e.id;var i=this.fragCurrent;i&&(i.abortRequests(),this.removeUnbufferedFrags(i.start)),this.resetLoadingState(),r?this.setInterval(100):this.resetTransmuxer(),r?(this.switchingTrack=e,this.state=Yr):(this.switchingTrack=null,this.bufferedTrack=e,this.state=Vr),this.tick()},r.onManifestLoading=function(){this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1,this.levels=this.mainDetails=this.waitingData=this.bufferedTrack=this.cachedTrackLoadedData=this.switchingTrack=null,this.startFragRequested=!1,this.trackId=this.videoTrackCC=this.waitingVideoCC=-1},r.onLevelLoaded=function(t,e){this.mainDetails=e.details,null!==this.cachedTrackLoadedData&&(this.hls.trigger(R.AUDIO_TRACK_LOADED,this.cachedTrackLoadedData),this.cachedTrackLoadedData=null)},r.onAudioTrackLoaded=function(t,e){var r;if(null!=this.mainDetails){var i=this.levels,n=e.details,a=e.id;if(i){this.log("Track "+a+" loaded ["+n.startSN+","+n.endSN+"]"+(n.lastPartSn?"[part-"+n.lastPartSn+"-"+n.lastPartIndex+"]":"")+",duration:"+n.totalduration);var s=i[a],o=0;if(n.live||null!=(r=s.details)&&r.live){this.checkLiveUpdate(n);var l=this.mainDetails;if(n.deltaUpdateFailed||!l)return;!s.details&&n.hasProgramDateTime&&l.hasProgramDateTime?(Nr(n,l),o=n.fragments[0].start):o=this.alignPlaylists(n,s.details)}s.details=n,this.levelLastLoaded=a,this.startFragRequested||!this.mainDetails&&n.live||this.setStartPosition(s.details,o),this.state!==Xr||this.waitForCdnTuneIn(n)||(this.state=Yr),this.tick()}else this.warn("Audio tracks were reset while loading level "+a)}else this.cachedTrackLoadedData=e},r._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,n=t.payload,a=this.config,s=this.trackId,o=this.levels;if(o){var l=o[s];if(l){var u=l.details;if(!u)return this.warn("Audio track details undefined on fragment load progress"),void this.removeUnbufferedFrags(r.start);var h=a.defaultAudioCodec||l.audioCodec||"mp4a.40.2",d=this.transmuxer;d||(d=this.transmuxer=new fn(this.hls,pe,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var c=this.initPTS[r.cc],f=null==(e=r.initSegment)?void 0:e.data;if(void 0!==c){var g=i?i.index:-1,v=-1!==g,m=new Pr(r.level,r.sn,r.stats.chunkCount,n.byteLength,g,v);d.push(n,f,h,"",r,i,u.totalduration,!1,m,c)}else this.log("Unknown video PTS for cc "+r.cc+", waiting for video PTS before demuxing audio frag "+r.sn+" of ["+u.startSN+" ,"+u.endSN+"],track "+s),(this.waitingData=this.waitingData||{frag:r,part:i,cache:new Tn,complete:!1}).cache.push(new Uint8Array(n)),this.waitingVideoCC=this.videoTrackCC,this.state=Zr}else this.warn("Audio track is undefined on fragment load progress")}else this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},r._handleFragmentLoadComplete=function(e){this.waitingData?this.waitingData.complete=!0:t.prototype._handleFragmentLoadComplete.call(this,e)},r.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},r.onBufferCreated=function(t,e){var r=e.tracks.audio;r&&(this.mediaBuffer=r.buffer||null),e.tracks.video&&(this.videoBuffer=e.tracks.video.buffer||null)},r.onFragBuffered=function(t,e){var r=e.frag,n=e.part;if(r.type===pe)if(this.fragContextChanged(r))this.warn("Fragment "+r.sn+(n?" p: "+n.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+(this.switchingTrack?this.switchingTrack.name:"false"));else{if("initSegment"!==r.sn){this.fragPrevious=r;var a=this.switchingTrack;a&&(this.bufferedTrack=a,this.switchingTrack=null,this.hls.trigger(R.AUDIO_TRACK_SWITCHED,i({},a)))}this.fragBufferedComplete(r,n)}else if(!this.loadedmetadata&&r.type===me){var s=this.videoBuffer||this.media;s&&_r.getBuffered(s).length&&(this.loadedmetadata=!0)}},r.onError=function(e,r){var i;if(r.fatal)this.state=Jr;else switch(r.details){case k.FRAG_GAP:case k.FRAG_PARSING_ERROR:case k.FRAG_DECRYPT_ERROR:case k.FRAG_LOAD_ERROR:case k.FRAG_LOAD_TIMEOUT:case k.KEY_LOAD_ERROR:case k.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(pe,r);break;case k.AUDIO_TRACK_LOAD_ERROR:case k.AUDIO_TRACK_LOAD_TIMEOUT:case k.LEVEL_PARSING_ERROR:r.levelRetry||this.state!==Xr||(null==(i=r.context)?void 0:i.type)!==ge||(this.state=Yr);break;case k.BUFFER_FULL_ERROR:if(!r.parent||"audio"!==r.parent)return;this.reduceLengthAndFlushBuffer(r)&&(this.bufferedTrack=null,t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio"));break;case k.INTERNAL_EXCEPTION:this.recoverWorkerError(r)}},r.onBufferFlushed=function(t,e){e.type===U&&(this.bufferFlushed=!0,this.state===$r&&(this.state=Yr))},r._handleTransmuxComplete=function(t){var e,r="audio",i=this.hls,n=t.remuxResult,a=t.chunkMeta,s=this.getCurrentContext(a);if(s){var l=s.frag,u=s.part,h=s.level.details,d=n.audio,c=n.text,f=n.id3,g=n.initSegment;if(!this.fragContextChanged(l)&&h){if(this.state=zr,this.switchingTrack&&d&&this.completeAudioSwitch(this.switchingTrack),null!=g&&g.tracks){var v=l.initSegment||l;this._bufferInitSegment(g.tracks,v,a),i.trigger(R.FRAG_PARSING_INIT_SEGMENT,{frag:v,id:r,tracks:g.tracks})}if(d){var m=d.startPTS,p=d.endPTS,y=d.startDTS,T=d.endDTS;u&&(u.elementaryStreams[U]={startPTS:m,endPTS:p,startDTS:y,endDTS:T}),l.setElementaryStreamInfo(U,m,p,y,T),this.bufferFragmentData(d,l,u,a)}if(null!=f&&null!=(e=f.samples)&&e.length){var E=o({id:r,frag:l,details:h},f);i.trigger(R.FRAG_PARSING_METADATA,E)}if(c){var S=o({id:r,frag:l,details:h},c);i.trigger(R.FRAG_PARSING_USERDATA,S)}}else this.fragmentTracker.removeFragment(l)}else this.resetWhenMissingContext(a)},r._bufferInitSegment=function(t,e,r){if(this.state===zr){t.video&&delete t.video;var i=t.audio;if(i){i.levelCodec=i.codec,i.id="audio",this.log("Init audio buffer, container:"+i.container+", codecs[parsed]=["+i.codec+"]"),this.hls.trigger(R.BUFFER_CODECS,t);var n=i.initSegment;if(null!=n&&n.byteLength){var a={type:"audio",frag:e,part:null,chunkMeta:r,parent:e.type,data:n};this.hls.trigger(R.BUFFER_APPENDING,a)}this.tick()}}},r.loadFragment=function(e,r,i){var n,a=this.fragmentTracker.getState(e);this.fragCurrent=e,this.switchingTrack||a===mr||a===yr?"initSegment"===e.sn?this._loadInitSegment(e,r):null!=(n=r.details)&&n.live&&!this.initPTS[e.cc]?(this.log("Waiting for video PTS in continuity counter "+e.cc+" of live stream before loading audio fragment "+e.sn+" of level "+this.trackId),this.state=Zr):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):this.clearTrackerIfNeeded(e)},r.completeAudioSwitch=function(e){var r=this.hls,n=this.media,a=this.bufferedTrack,s=null==a?void 0:a.attrs,o=e.attrs;n&&s&&(s.CHANNELS!==o.CHANNELS||s.NAME!==o.NAME||s.LANGUAGE!==o.LANGUAGE)&&(this.log("Switching audio track : flushing all audio"),t.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.bufferedTrack=e,this.switchingTrack=null,r.trigger(R.AUDIO_TRACK_SWITCHED,i({},e))},e}(ei),Sn=function(t){function e(e){var r;return(r=t.call(this,e,"[audio-track-controller]")||this).tracks=[],r.groupId=null,r.tracksInGroup=[],r.trackId=-1,r.currentTrack=null,r.selectDefaultTrack=!0,r.registerListeners(),r}l(e,t);var r=e.prototype;return r.registerListeners=function(){var t=this.hls;t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.MANIFEST_PARSED,this.onManifestParsed,this),t.on(R.LEVEL_LOADING,this.onLevelLoading,this),t.on(R.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(R.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.on(R.ERROR,this.onError,this)},r.unregisterListeners=function(){var t=this.hls;t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.MANIFEST_PARSED,this.onManifestParsed,this),t.off(R.LEVEL_LOADING,this.onLevelLoading,this),t.off(R.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(R.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),t.off(R.ERROR,this.onError,this)},r.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.currentTrack=null,t.prototype.destroy.call(this)},r.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.currentTrack=null,this.selectDefaultTrack=!0},r.onManifestParsed=function(t,e){this.tracks=e.audioTracks||[]},r.onAudioTrackLoaded=function(t,e){var r=e.id,i=e.groupId,n=e.details,a=this.tracksInGroup[r];if(a&&a.groupId===i){var s=a.details;a.details=e.details,this.log("audio-track "+r+' "'+a.name+'" lang:'+a.lang+" group:"+i+" loaded ["+n.startSN+"-"+n.endSN+"]"),r===this.trackId&&this.playlistLoaded(r,e,s)}else this.warn("Track with id:"+r+" and group:"+i+" not found in active group "+a.groupId)},r.onLevelLoading=function(t,e){this.switchLevel(e.level)},r.onLevelSwitching=function(t,e){this.switchLevel(e.level)},r.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.audioGroupIds){var r=e.audioGroupIds[e.urlId];if(this.groupId!==r){this.groupId=r||null;var i=this.tracks.filter((function(t){return!r||t.groupId===r}));this.selectDefaultTrack&&!i.some((function(t){return t.default}))&&(this.selectDefaultTrack=!1),this.tracksInGroup=i;var n={audioTracks:i};this.log("Updating audio tracks, "+i.length+" track(s) found in group:"+r),this.hls.trigger(R.AUDIO_TRACKS_UPDATED,n),this.selectInitialTrack()}else this.shouldReloadPlaylist(this.currentTrack)&&this.setAudioTrack(this.trackId)}},r.onError=function(t,e){!e.fatal&&e.context&&e.context.type===ge&&e.context.id===this.trackId&&e.context.groupId===this.groupId&&(this.requestScheduled=-1,this.checkRetry(e))},r.setAudioTrack=function(t){var e=this.tracksInGroup;if(t<0||t>=e.length)this.warn("Invalid id passed to audio-track controller");else{this.clearTimer();var r=this.currentTrack;e[this.trackId];var n=e[t],a=n.groupId,s=n.name;if(this.log("Switching to audio-track "+t+' "'+s+'" lang:'+n.lang+" group:"+a),this.trackId=t,this.currentTrack=n,this.selectDefaultTrack=!1,this.hls.trigger(R.AUDIO_TRACK_SWITCHING,i({},n)),!n.details||n.details.live){var o=this.switchParams(n.url,null==r?void 0:r.details);this.loadPlaylist(o)}}},r.selectInitialTrack=function(){var t=this.tracksInGroup,e=this.findTrackId(this.currentTrack)|this.findTrackId(null);if(-1!==e)this.setAudioTrack(e);else{var r=new Error("No track found for running audio group-ID: "+this.groupId+" track count: "+t.length);this.warn(r.message),this.hls.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.AUDIO_TRACK_LOAD_ERROR,fatal:!0,error:r})}},r.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r<e.length;r++){var i=e[r];if(!this.selectDefaultTrack||i.default){if(!t||void 0!==t.attrs["STABLE-RENDITION-ID"]&&t.attrs["STABLE-RENDITION-ID"]===i.attrs["STABLE-RENDITION-ID"])return i.id;if(t.name===i.name&&t.lang===i.lang)return i.id}}return-1},r.loadPlaylist=function(e){t.prototype.loadPlaylist.call(this);var r=this.tracksInGroup[this.trackId];if(this.shouldLoadPlaylist(r)){var i=r.id,n=r.groupId,a=r.url;if(e)try{a=e.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("loading audio-track playlist "+i+' "'+r.name+'" lang:'+r.lang+" group:"+n),this.clearTimer(),this.hls.trigger(R.AUDIO_TRACK_LOADING,{url:a,id:i,groupId:n,deliveryDirectives:e||null})}},a(e,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1,this.setAudioTrack(t)}}]),e}(cr);function Ln(t,e){if(t.length!==e.length)return!1;for(var r=0;r<t.length;r++)if(!Rn(t[r].attrs,e[r].attrs))return!1;return!0}function Rn(t,e){var r=t["STABLE-RENDITION-ID"];return r?r===e["STABLE-RENDITION-ID"]:!["LANGUAGE","NAME","CHARACTERISTICS","AUTOSELECT","DEFAULT","FORCED"].some((function(r){return t[r]!==e[r]}))}var An=function(t){function e(e,r,i){var n;return(n=t.call(this,e,r,i,"[subtitle-stream-controller]",ye)||this).levels=[],n.currentTrackId=-1,n.tracksBuffered=[],n.mainDetails=null,n._registerListeners(),n}l(e,t);var r=e.prototype;return r.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},r._registerListeners=function(){var t=this.hls;t.on(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.LEVEL_LOADED,this.onLevelLoaded,this),t.on(R.ERROR,this.onError,this),t.on(R.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(R.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.on(R.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(R.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.on(R.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(R.FRAG_BUFFERED,this.onFragBuffered,this)},r._unregisterListeners=function(){var t=this.hls;t.off(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.LEVEL_LOADED,this.onLevelLoaded,this),t.off(R.ERROR,this.onError,this),t.off(R.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(R.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),t.off(R.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(R.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),t.off(R.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(R.FRAG_BUFFERED,this.onFragBuffered,this)},r.startLoad=function(t){this.stopLoad(),this.state=Yr,this.setInterval(500),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()},r.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},r.onMediaDetaching=function(){this.tracksBuffered=[],t.prototype.onMediaDetaching.call(this)},r.onLevelLoaded=function(t,e){this.mainDetails=e.details},r.onSubtitleFragProcessed=function(t,e){var r=e.frag,i=e.success;if(this.fragPrevious=r,this.state=Yr,i){var n=this.tracksBuffered[this.currentTrackId];if(n){for(var a,s=r.start,o=0;o<n.length;o++)if(s>=n[o].start&&s<=n[o].end){a=n[o];break}var l=r.start+r.duration;a?a.end=l:(a={start:s,end:l},n.push(a)),this.fragmentTracker.fragBuffered(r)}}},r.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset;if(0===r&&i!==Number.POSITIVE_INFINITY){var n=i-1;if(n<=0)return;e.endOffsetSubtitles=Math.max(0,n),this.tracksBuffered.forEach((function(t){for(var e=0;e<t.length;)if(t[e].end<=n)t.shift();else{if(!(t[e].start<n))break;t[e].start=n,e++}})),this.fragmentTracker.removeFragmentsInRange(r,n,ye)}},r.onFragBuffered=function(t,e){var r;this.loadedmetadata||e.frag.type!==me||null!=(r=this.media)&&r.buffered.length&&(this.loadedmetadata=!0)},r.onError=function(t,e){var r=e.frag;(null==r?void 0:r.type)===ye&&(this.fragCurrent&&this.fragCurrent.abortRequests(),this.state!==Vr&&(this.state=Yr))},r.onSubtitleTracksUpdated=function(t,e){var r=this,i=e.subtitleTracks;Ln(this.levels,i)?this.levels=i.map((function(t){return new Ge(t)})):(this.tracksBuffered=[],this.levels=i.map((function(t){var e=new Ge(t);return r.tracksBuffered[e.id]=[],e})),this.fragmentTracker.removeFragmentsInRange(0,Number.POSITIVE_INFINITY,ye),this.fragPrevious=null,this.mediaBuffer=null)},r.onSubtitleTrackSwitch=function(t,e){if(this.currentTrackId=e.id,this.levels.length&&-1!==this.currentTrackId){var r=this.levels[this.currentTrackId];null!=r&&r.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,r&&this.setInterval(500)}else this.clearInterval()},r.onSubtitleTrackLoaded=function(t,e){var r,i=e.details,n=e.id,a=this.currentTrackId,s=this.levels;if(s.length){var o=s[a];if(!(n>=s.length||n!==a)&&o){this.mediaBuffer=this.mediaBufferTimeRanges;var l=0;if(i.live||null!=(r=o.details)&&r.live){var u=this.mainDetails;if(i.deltaUpdateFailed||!u)return;var h=u.fragments[0];o.details?0===(l=this.alignPlaylists(i,o.details))&&h&&We(i,l=h.start):i.hasProgramDateTime&&u.hasProgramDateTime?(Nr(i,u),l=i.fragments[0].start):h&&We(i,l=h.start)}o.details=i,this.levelLastLoaded=n,this.startFragRequested||!this.mainDetails&&i.live||this.setStartPosition(o.details,l),this.tick(),i.live&&!this.fragCurrent&&this.media&&this.state===Yr&&(tr(null,i.fragments,this.media.currentTime,0)||(this.warn("Subtitle playlist not aligned with playback"),o.details=void 0))}}},r._handleFragmentLoadComplete=function(t){var e=this,r=t.frag,i=t.payload,n=r.decryptdata,a=this.hls;if(!this.fragContextChanged(r)&&i&&i.byteLength>0&&n&&n.key&&n.iv&&"AES-128"===n.method){var s=performance.now();this.decrypter.decrypt(new Uint8Array(i),n.key.buffer,n.iv.buffer).catch((function(t){throw a.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.FRAG_DECRYPT_ERROR,fatal:!1,error:t,reason:t.message,frag:r}),t})).then((function(t){var e=performance.now();a.trigger(R.FRAG_DECRYPTED,{frag:r,payload:t,stats:{tstart:s,tdecrypt:e}})})).catch((function(t){e.warn(t.name+": "+t.message),e.state=Yr}))}},r.doTick=function(){if(this.media){if(this.state===Yr){var t=this.currentTrackId,e=this.levels,r=e[t];if(!e.length||!r||!r.details)return;var i=this.config,n=this.getLoadPosition(),a=_r.bufferedInfo(this.tracksBuffered[this.currentTrackId]||[],n,i.maxBufferHole),s=a.end,o=a.len,l=this.getFwdBufferInfo(this.media,me),u=r.details;if(o>this.getMaxBufferLength(null==l?void 0:l.len)+u.levelTargetDuration)return;var h=u.fragments,d=h.length,c=u.edge,f=null,g=this.fragPrevious;if(s<c){var v=i.maxFragLookUpTolerance,m=s>c-v?0:v;!(f=tr(g,h,Math.max(h[0].start,s),m))&&g&&g.start<h[0].start&&(f=h[0])}else f=h[d-1];if(!f)return;if("initSegment"!==(f=this.mapToInitFragWhenRequired(f)).sn){var p=h[f.sn-u.startSN-1];p&&p.cc===f.cc&&this.fragmentTracker.getState(p)===mr&&(f=p)}this.fragmentTracker.getState(f)===mr&&this.loadFragment(f,r,s)}}else this.state=Yr},r.getMaxBufferLength=function(e){var r=t.prototype.getMaxBufferLength.call(this);return e?Math.max(r,e):r},r.loadFragment=function(e,r,i){this.fragCurrent=e,"initSegment"===e.sn?this._loadInitSegment(e,r):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i))},a(e,[{key:"mediaBufferTimeRanges",get:function(){return new kn(this.tracksBuffered[this.currentTrackId]||[])}}]),e}(ei),kn=function(t){this.buffered=void 0;var e=function(e,r,i){if((r>>>=0)>i-1)throw new DOMException("Failed to execute '"+e+"' on 'TimeRanges': The index provided ("+r+") is greater than the maximum bound ("+i+")");return t[r][e]};this.buffered={get length(){return t.length},end:function(r){return e("end",r,t.length)},start:function(r){return e("start",r,t.length)}}},bn=function(t){function e(e){var r;return(r=t.call(this,e,"[subtitle-track-controller]")||this).media=null,r.tracks=[],r.groupId=null,r.tracksInGroup=[],r.trackId=-1,r.selectDefaultTrack=!0,r.queuedDefaultTrack=-1,r.trackChangeListener=function(){return r.onTextTracksChanged()},r.asyncPollTrackChange=function(){return r.pollTrackChange(0)},r.useTextTrackPolling=!1,r.subtitlePollingInterval=-1,r._subtitleDisplay=!0,r.registerListeners(),r}l(e,t);var r=e.prototype;return r.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,t.prototype.destroy.call(this)},r.registerListeners=function(){var t=this.hls;t.on(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.MANIFEST_PARSED,this.onManifestParsed,this),t.on(R.LEVEL_LOADING,this.onLevelLoading,this),t.on(R.LEVEL_SWITCHING,this.onLevelSwitching,this),t.on(R.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.on(R.ERROR,this.onError,this)},r.unregisterListeners=function(){var t=this.hls;t.off(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.MANIFEST_PARSED,this.onManifestParsed,this),t.off(R.LEVEL_LOADING,this.onLevelLoading,this),t.off(R.LEVEL_SWITCHING,this.onLevelSwitching,this),t.off(R.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),t.off(R.ERROR,this.onError,this)},r.onMediaAttached=function(t,e){this.media=e.media,this.media&&(this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange))},r.pollTrackChange=function(t){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,t)},r.onMediaDetaching=function(){this.media&&(self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId),Dn(this.media.textTracks).forEach((function(t){Ae(t)})),this.subtitleTrack=-1,this.media=null)},r.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},r.onManifestParsed=function(t,e){this.tracks=e.subtitleTracks},r.onSubtitleTrackLoaded=function(t,e){var r=e.id,i=e.details,n=this.trackId,a=this.tracksInGroup[n];if(a){var s=a.details;a.details=e.details,this.log("subtitle track "+r+" loaded ["+i.startSN+"-"+i.endSN+"]"),r===this.trackId&&this.playlistLoaded(r,e,s)}else this.warn("Invalid subtitle track id "+r)},r.onLevelLoading=function(t,e){this.switchLevel(e.level)},r.onLevelSwitching=function(t,e){this.switchLevel(e.level)},r.switchLevel=function(t){var e=this.hls.levels[t];if(null!=e&&e.textGroupIds){var r=e.textGroupIds[e.urlId],i=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;if(this.groupId!==r){var n=this.tracks.filter((function(t){return!r||t.groupId===r}));this.tracksInGroup=n;var a=this.findTrackId(null==i?void 0:i.name)||this.findTrackId();this.groupId=r||null;var s={subtitleTracks:n};this.log("Updating subtitle tracks, "+n.length+' track(s) found in "'+r+'" group-id'),this.hls.trigger(R.SUBTITLE_TRACKS_UPDATED,s),-1!==a&&this.setSubtitleTrack(a,i)}else this.shouldReloadPlaylist(i)&&this.setSubtitleTrack(this.trackId,i)}},r.findTrackId=function(t){for(var e=this.tracksInGroup,r=0;r<e.length;r++){var i=e[r];if((!this.selectDefaultTrack||i.default)&&(!t||t===i.name))return i.id}return-1},r.onError=function(t,e){!e.fatal&&e.context&&e.context.type===ve&&e.context.id===this.trackId&&e.context.groupId===this.groupId&&this.checkRetry(e)},r.loadPlaylist=function(e){t.prototype.loadPlaylist.call(this);var r=this.tracksInGroup[this.trackId];if(this.shouldLoadPlaylist(r)){var i=r.id,n=r.groupId,a=r.url;if(e)try{a=e.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Loading subtitle playlist for id "+i),this.hls.trigger(R.SUBTITLE_TRACK_LOADING,{url:a,id:i,groupId:n,deliveryDirectives:e||null})}},r.toggleTrackModes=function(t){var e=this,r=this.media,i=this.trackId;if(r){var n=Dn(r.textTracks),a=n.filter((function(t){return t.groupId===e.groupId}));if(-1===t)[].slice.call(n).forEach((function(t){t.mode="disabled"}));else{var s=a[i];s&&(s.mode="disabled")}var o=a[t];o&&(o.mode=this.subtitleDisplay?"showing":"hidden")}},r.setSubtitleTrack=function(t,e){var r,i=this.tracksInGroup;if(this.media){if(this.trackId!==t&&this.toggleTrackModes(t),!(this.trackId===t&&(-1===t||null!=(r=i[t])&&r.details)||t<-1||t>=i.length)){this.clearTimer();var n=i[t];if(this.log("Switching to subtitle-track "+t+(n?' "'+n.name+'" lang:'+n.lang+" group:"+n.groupId:"")),this.trackId=t,n){var a=n.id,s=n.groupId,o=void 0===s?"":s,l=n.name,u=n.type,h=n.url;this.hls.trigger(R.SUBTITLE_TRACK_SWITCH,{id:a,groupId:o,name:l,type:u,url:h});var d=this.switchParams(n.url,null==e?void 0:e.details);this.loadPlaylist(d)}else this.hls.trigger(R.SUBTITLE_TRACK_SWITCH,{id:t})}}else this.queuedDefaultTrack=t},r.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),this.media&&this.hls.config.renderTextTracksNatively){for(var t=-1,e=Dn(this.media.textTracks),r=0;r<e.length;r++)if("hidden"===e[r].mode)t=r;else if("showing"===e[r].mode){t=r;break}this.subtitleTrack!==t&&(this.subtitleTrack=t)}},a(e,[{key:"subtitleDisplay",get:function(){return this._subtitleDisplay},set:function(t){this._subtitleDisplay=t,this.trackId>-1&&this.toggleTrackModes(this.trackId)}},{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(t){this.selectDefaultTrack=!1;var e=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(t,e)}}]),e}(cr);function Dn(t){for(var e=[],r=0;r<t.length;r++){var i=t[r];"subtitles"!==i.kind&&"captions"!==i.kind||!i.label||e.push(t[r])}return e}var In=function(){function t(t){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=t}var e=t.prototype;return e.append=function(t,e){var r=this.queues[e];r.push(t),1===r.length&&this.buffers[e]&&this.executeNext(e)},e.insertAbort=function(t,e){this.queues[e].unshift(t),this.executeNext(e)},e.appendBlocker=function(t){var e,r=new Promise((function(t){e=t})),i={execute:e,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(i,t),r},e.executeNext=function(t){var e=this.buffers,r=this.queues,i=e[t],n=r[t];if(n.length){var a=n[0];try{a.execute()}catch(e){_.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),a.onError(e),null!=i&&i.updating||(n.shift(),this.executeNext(t))}}},e.shiftAndExecuteNext=function(t){this.queues[t].shift(),this.executeNext(t)},e.current=function(t){return this.queues[t][0]},t}(),wn=zt(),Cn=/([ha]vc.)(?:\.[^.,]+)+/,_n=function(){function t(t){var e=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.lastMpegAudioChunk=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var t=e.media,r=e.mediaSource;_.log("[buffer-controller]: Media source opened"),t&&(t.removeEventListener("emptied",e._onMediaEmptied),e.updateMediaElementDuration(),e.hls.trigger(R.MEDIA_ATTACHED,{media:t})),r&&r.removeEventListener("sourceopen",e._onMediaSourceOpen),e.checkPendingTracks()},this._onMediaSourceClose=function(){_.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){_.log("[buffer-controller]: Media source ended")},this._onMediaEmptied=function(){var t=e.media,r=e._objectUrl;t&&t.src!==r&&_.error("Media element src was set while attaching MediaSource ("+r+" > "+t.src+")")},this.hls=t,this._initSourceBuffer(),this.registerListeners()}var e=t.prototype;return e.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},e.destroy=function(){this.unregisterListeners(),this.details=null,this.lastMpegAudioChunk=null},e.registerListeners=function(){var t=this.hls;t.on(R.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.MANIFEST_PARSED,this.onManifestParsed,this),t.on(R.BUFFER_RESET,this.onBufferReset,this),t.on(R.BUFFER_APPENDING,this.onBufferAppending,this),t.on(R.BUFFER_CODECS,this.onBufferCodecs,this),t.on(R.BUFFER_EOS,this.onBufferEos,this),t.on(R.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(R.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(R.FRAG_PARSED,this.onFragParsed,this),t.on(R.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(R.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.MANIFEST_PARSED,this.onManifestParsed,this),t.off(R.BUFFER_RESET,this.onBufferReset,this),t.off(R.BUFFER_APPENDING,this.onBufferAppending,this),t.off(R.BUFFER_CODECS,this.onBufferCodecs,this),t.off(R.BUFFER_EOS,this.onBufferEos,this),t.off(R.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(R.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(R.FRAG_PARSED,this.onFragParsed,this),t.off(R.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new In(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]},this.lastMpegAudioChunk=null},e.onManifestLoading=function(){this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=0,this.details=null},e.onManifestParsed=function(t,e){var r=2;(e.audio&&!e.video||!e.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,_.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&wn){var i=this.mediaSource=new wn;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src,r.addEventListener("emptied",this._onMediaEmptied)}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(_.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){_.warn("[buffer-controller]: onMediaDetaching: "+t.message+" while calling endOfStream")}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(t.removeEventListener("emptied",this._onMediaEmptied),r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):_.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(R.MEDIA_DETACHED,void 0)},e.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach((function(e){var r=t.sourceBuffer[e];try{r&&(t.removeBufferListeners(e),t.mediaSource&&t.mediaSource.removeSourceBuffer(r),t.sourceBuffer[e]=void 0)}catch(t){_.warn("[buffer-controller]: Failed to reset the "+e+" buffer",t)}})),this._initSourceBuffer()},e.onBufferCodecs=function(t,e){var r=this,i=this.getSourceBufferTypes().length;Object.keys(e).forEach((function(t){if(i){var n=r.tracks[t];if(n&&"function"==typeof n.buffer.changeType){var a=e[t],s=a.id,o=a.codec,l=a.levelCodec,u=a.container,h=a.metadata,d=(n.levelCodec||n.codec).replace(Cn,"$1"),c=(l||o).replace(Cn,"$1");if(d!==c){var f=u+";codecs="+(l||o);r.appendChangeType(t,f),_.log("[buffer-controller]: switching codec "+d+" to "+c),r.tracks[t]={buffer:n.buffer,codec:o,container:u,levelCodec:l,metadata:h,id:s}}}}else r.pendingTracks[t]=e[t]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},e.appendChangeType=function(t,e){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[t];n&&(_.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),n.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){_.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",e)}};i.append(n,t)},e.onBufferAppending=function(t,e){var r=this,i=this.hls,n=this.operationQueue,a=this.tracks,s=e.data,o=e.type,l=e.frag,u=e.part,h=e.chunkMeta,d=h.buffering[o],c=self.performance.now();d.start=c;var f=l.stats.buffering,g=u?u.stats.buffering:null;0===f.start&&(f.start=c),g&&0===g.start&&(g.start=c);var v=a.audio,m=!1;"audio"===o&&"audio/mpeg"===(null==v?void 0:v.container)&&(m=!this.lastMpegAudioChunk||1===h.id||this.lastMpegAudioChunk.sn!==h.sn,this.lastMpegAudioChunk=h);var p=l.start,y={execute:function(){if(d.executeStart=self.performance.now(),m){var t=r.sourceBuffer[o];if(t){var e=p-t.timestampOffset;Math.abs(e)>=.1&&(_.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+p+" (delta: "+e+") sn: "+l.sn+")"),t.timestampOffset=p)}}r.appendExecutor(s,o)},onStart:function(){},onComplete:function(){var t=self.performance.now();d.executeEnd=d.end=t,0===f.first&&(f.first=t),g&&0===g.first&&(g.first=t);var e=r.sourceBuffer,i={};for(var n in e)i[n]=_r.getBuffered(e[n]);r.appendError=0,r.hls.trigger(R.BUFFER_APPENDED,{type:o,frag:l,part:u,chunkMeta:h,parent:l.type,timeRanges:i})},onError:function(t){_.error("[buffer-controller]: Error encountered while trying to append to the "+o+" SourceBuffer",t);var e={type:A.MEDIA_ERROR,parent:l.type,details:k.BUFFER_APPEND_ERROR,frag:l,part:u,chunkMeta:h,error:t,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=k.BUFFER_FULL_ERROR:(r.appendError++,e.details=k.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(_.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0)),i.trigger(R.ERROR,e)}};n.append(y,o)},e.onBufferFlushing=function(t,e){var r=this,i=this.operationQueue,n=function(t){return{execute:r.removeExecutor.bind(r,t,e.startOffset,e.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(R.BUFFER_FLUSHED,{type:t})},onError:function(e){_.warn("[buffer-controller]: Failed to remove from "+t+" SourceBuffer",e)}}};e.type?i.append(n(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){i.append(n(t),t)}))},e.onFragParsed=function(t,e){var r=this,i=e.frag,n=e.part,a=[],s=n?n.elementaryStreams:i.elementaryStreams;s[G]?a.push("audiovideo"):(s[U]&&a.push("audio"),s[B]&&a.push("video")),0===a.length&&_.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var t=self.performance.now();i.stats.buffering.end=t,n&&(n.stats.buffering.end=t);var e=n?n.stats:i.stats;r.hls.trigger(R.FRAG_BUFFERED,{frag:i,part:n,stats:e,id:i.type})}),a)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var r=this;this.getSourceBufferTypes().reduce((function(t,i){var n=r.sourceBuffer[i];return!n||e.type&&e.type!==i||(n.ending=!0,n.ended||(n.ended=!0,_.log("[buffer-controller]: "+i+" sourceBuffer now EOS"))),t&&!(n&&!n.ended)}),!0)&&(_.log("[buffer-controller]: Queueing mediaSource.endOfStream()"),this.blockBuffers((function(){r.getSourceBufferTypes().forEach((function(t){var e=r.sourceBuffer[t];e&&(e.ending=!1)}));var t=r.mediaSource;t&&"open"===t.readyState?(_.log("[buffer-controller]: Calling mediaSource.endOfStream()"),t.endOfStream()):t&&_.info("[buffer-controller]: Could not call mediaSource.endOfStream(). mediaSource.readyState: "+t.readyState)})))},e.onLevelUpdated=function(t,e){var r=e.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},e.flushBackBuffer=function(){var t=this.hls,e=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==e){var n=this.getSourceBufferTypes();if(n.length){var a=e.live&&null!==t.config.liveBackBufferLength?t.config.liveBackBufferLength:t.config.backBufferLength;if(E(a)&&!(a<0)){var s=r.currentTime,o=e.levelTargetDuration,l=Math.max(a,o),u=Math.floor(s/o)*o-l;n.forEach((function(r){var n=i[r];if(n){var a=_r.getBuffered(n);if(a.length>0&&u>a.start(0)){if(t.trigger(R.BACK_BUFFER_REACHED,{bufferEnd:u}),e.live)t.trigger(R.LIVE_BACK_BUFFER_REACHED,{bufferEnd:u});else if(n.ended&&a.end(a.length-1)-s<2*o)return void _.info("[buffer-controller]: Cannot flush "+r+" back buffer while SourceBuffer is in ended state");t.trigger(R.BUFFER_FLUSHING,{startOffset:0,endOffset:u,type:r})}}}))}}}},e.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var t=this.details,e=this.hls,r=this.media,i=this.mediaSource,n=t.fragments[0].start+t.totalduration,a=r.duration,s=E(i.duration)?i.duration:0;t.live&&e.config.liveDurationInfinity?(_.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(t)):(n>s&&n>a||!E(a))&&(_.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),i.duration=n)}},e.updateSeekableRange=function(t){var e=this.mediaSource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+t.totalduration);e.setLiveSeekableRange(i,n)}},e.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,e=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!t||2===i){this.createSourceBuffers(r),this.pendingTracks={};var n=this.getSourceBufferTypes();if(n.length)this.hls.trigger(R.BUFFER_CREATED,{tracks:this.tracks}),n.forEach((function(t){e.executeNext(t)}));else{var a=new Error("could not create source buffer for media codec(s)");this.hls.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,error:a,reason:a.message})}}},e.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");for(var i in t)if(!e[i]){var n=t[i];if(!n)throw Error("source buffer exists for track "+i+", however track does not");var a=n.levelCodec||n.codec,s=n.container+";codecs="+a;_.log("[buffer-controller]: creating sourceBuffer("+s+")");try{var o=e[i]=r.addSourceBuffer(s),l=i;this.addBufferListener(l,"updatestart",this._onSBUpdateStart),this.addBufferListener(l,"updateend",this._onSBUpdateEnd),this.addBufferListener(l,"error",this._onSBUpdateError),this.tracks[i]={buffer:o,codec:a,container:n.container,levelCodec:n.levelCodec,metadata:n.metadata,id:n.id}}catch(t){_.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:s})}}},e._onSBUpdateStart=function(t){this.operationQueue.current(t).onStart()},e._onSBUpdateEnd=function(t){var e=this.operationQueue;e.current(t).onComplete(),e.shiftAndExecuteNext(t)},e._onSBUpdateError=function(t,e){var r=new Error(t+" SourceBuffer error");_.error("[buffer-controller]: "+r,e),this.hls.trigger(R.ERROR,{type:A.MEDIA_ERROR,details:k.BUFFER_APPENDING_ERROR,error:r,fatal:!1});var i=this.operationQueue.current(t);i&&i.onError(e)},e.removeExecutor=function(t,e,r){var i=this.media,n=this.mediaSource,a=this.operationQueue,s=this.sourceBuffer[t];if(!i||!n||!s)return _.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),void a.shiftAndExecuteNext(t);var o=E(i.duration)?i.duration:1/0,l=E(n.duration)?n.duration:1/0,u=Math.max(0,e),h=Math.min(r,o,l);h>u&&!s.ending?(s.ended=!1,_.log("[buffer-controller]: Removing ["+u+","+h+"] from the "+t+" SourceBuffer"),s.remove(u,h)):a.shiftAndExecuteNext(t)},e.appendExecutor=function(t,e){var r=this.operationQueue,i=this.sourceBuffer[e];if(!i)return _.warn("[buffer-controller]: Attempting to append to the "+e+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(e);i.ended=!1,i.appendBuffer(t)},e.blockBuffers=function(t,e){var r=this;if(void 0===e&&(e=this.getSourceBufferTypes()),!e.length)return _.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(t);var i=this.operationQueue,n=e.map((function(t){return i.appendBlocker(t)}));Promise.all(n).then((function(){t(),e.forEach((function(t){var e=r.sourceBuffer[t];null!=e&&e.updating||i.shiftAndExecuteNext(t)}))}))},e.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},e.addBufferListener=function(t,e,r){var i=this.sourceBuffer[t];if(i){var n=r.bind(this,t);this.listeners[t].push({event:e,listener:n}),i.addEventListener(e,n)}},e.removeBufferListeners=function(t){var e=this.sourceBuffer[t];e&&this.listeners[t].forEach((function(t){e.removeEventListener(t.event,t.listener)}))},t}(),Pn={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,128:174,129:176,130:189,131:191,132:8482,133:162,134:163,135:9834,136:224,137:32,138:232,139:226,140:234,141:238,142:244,143:251,144:193,145:201,146:211,147:218,148:220,149:252,150:8216,151:161,152:42,153:8217,154:9473,155:169,156:8480,157:8226,158:8220,159:8221,160:192,161:194,162:199,163:200,164:202,165:203,166:235,167:206,168:207,169:239,170:212,171:217,172:249,173:219,174:171,175:187,176:195,177:227,178:205,179:204,180:236,181:210,182:242,183:213,184:245,185:123,186:125,187:92,188:94,189:95,190:124,191:8764,192:196,193:228,194:214,195:246,196:223,197:165,198:164,199:9475,200:197,201:229,202:216,203:248,204:9487,205:9491,206:9495,207:9499},xn=function(t){var e=t;return Pn.hasOwnProperty(t)&&(e=Pn[t]),String.fromCharCode(e)},Fn=15,Mn=100,On={17:1,18:3,21:5,22:7,23:9,16:11,19:12,20:14},Nn={17:2,18:4,21:6,22:8,23:10,19:13,20:15},Un={25:1,26:3,29:5,30:7,31:9,24:11,27:12,28:14},Bn={25:2,26:4,29:6,30:8,31:10,27:13,28:15},Gn=["white","green","blue","cyan","red","yellow","magenta","black","transparent"],Kn=function(){function t(){this.time=null,this.verboseLevel=0}return t.prototype.log=function(t,e){if(this.verboseLevel>=t){var r="function"==typeof e?e():e;_.log(this.time+" ["+t+"] "+r)}},t}(),Hn=function(t){for(var e=[],r=0;r<t.length;r++)e.push(t[r].toString(16));return e},Vn=function(){function t(t,e,r,i,n){this.foreground=void 0,this.underline=void 0,this.italics=void 0,this.background=void 0,this.flash=void 0,this.foreground=t||"white",this.underline=e||!1,this.italics=r||!1,this.background=i||"black",this.flash=n||!1}var e=t.prototype;return e.reset=function(){this.foreground="white",this.underline=!1,this.italics=!1,this.background="black",this.flash=!1},e.setStyles=function(t){for(var e=["foreground","underline","italics","background","flash"],r=0;r<e.length;r++){var i=e[r];t.hasOwnProperty(i)&&(this[i]=t[i])}},e.isDefault=function(){return"white"===this.foreground&&!this.underline&&!this.italics&&"black"===this.background&&!this.flash},e.equals=function(t){return this.foreground===t.foreground&&this.underline===t.underline&&this.italics===t.italics&&this.background===t.background&&this.flash===t.flash},e.copy=function(t){this.foreground=t.foreground,this.underline=t.underline,this.italics=t.italics,this.background=t.background,this.flash=t.flash},e.toString=function(){return"color="+this.foreground+", underline="+this.underline+", italics="+this.italics+", background="+this.background+", flash="+this.flash},t}(),Yn=function(){function t(t,e,r,i,n,a){this.uchar=void 0,this.penState=void 0,this.uchar=t||" 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t},e.setCursor=function(t){this.pos!==t&&(this.pos=t),this.pos<0?(this.logger.log(3,"Negative cursor position "+this.pos),this.pos=0):this.pos>Mn&&(this.logger.log(3,"Too large cursor position "+this.pos),this.pos=Mn)},e.moveCursor=function(t){var e=this.pos+t;if(t>1)for(var r=this.pos+1;r<e+1;r++)this.chars[r].setPenState(this.currPenState);this.setCursor(e)},e.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},e.insertChar=function(t){var e=this;t>=144&&this.backSpace();var r=xn(t);this.pos>=Mn?this.logger.log(0,(function(){return"Cannot insert "+t.toString(16)+" ("+r+") at position "+e.pos+". Skipping it!"})):(this.chars[this.pos].setChar(r,this.currPenState),this.moveCursor(1))},e.clearFromPos=function(t){var e;for(e=t;e<Mn;e++)this.chars[e].reset()},e.clear=function(){this.clearFromPos(0),this.pos=0,this.currPenState.reset()},e.clearToEndOfRow=function(){this.clearFromPos(this.pos)},e.getTextString=function(){for(var t=[],e=!0,r=0;r<Mn;r++){var i=this.chars[r].uchar;" "!==i&&(e=!1),t.push(i)}return e?"":t.join("")},e.setPenStyles=function(t){this.currPenState.setStyles(t),this.chars[this.pos].setPenState(this.currPenState)},t}(),jn=function(){function t(t){this.rows=void 0,this.currRow=void 0,this.nrRollUpRows=void 0,this.lastOutputScreen=void 0,this.logger=void 0,this.rows=[];for(var e=0;e<Fn;e++)this.rows.push(new Wn(t));this.logger=t,this.currRow=14,this.nrRollUpRows=null,this.lastOutputScreen=null,this.reset()}var e=t.prototype;return e.reset=function(){for(var t=0;t<Fn;t++)this.rows[t].clear();this.currRow=14},e.equals=function(t){for(var e=!0,r=0;r<Fn;r++)if(!this.rows[r].equals(t.rows[r])){e=!1;break}return e},e.copy=function(t){for(var e=0;e<Fn;e++)this.rows[e].copy(t.rows[e])},e.isEmpty=function(){for(var t=!0,e=0;e<Fn;e++)if(!this.rows[e].isEmpty()){t=!1;break}return t},e.backSpace=function(){this.rows[this.currRow].backSpace()},e.clearToEndOfRow=function(){this.rows[this.currRow].clearToEndOfRow()},e.insertChar=function(t){this.rows[this.currRow].insertChar(t)},e.setPen=function(t){this.rows[this.currRow].setPenStyles(t)},e.moveCursor=function(t){this.rows[this.currRow].moveCursor(t)},e.setCursor=function(t){this.logger.log(2,"setCursor: "+t),this.rows[this.currRow].setCursor(t)},e.setPAC=function(t){this.logger.log(2,(function(){return"pacData = "+JSON.stringify(t)}));var e=t.row-1;if(this.nrRollUpRows&&e<this.nrRollUpRows-1&&(e=this.nrRollUpRows-1),this.nrRollUpRows&&this.currRow!==e){for(var r=0;r<Fn;r++)this.rows[r].clear();var i=this.currRow+1-this.nrRollUpRows,n=this.lastOutputScreen;if(n){var a=n.rows[i].cueStartTime,s=this.logger.time;if(a&&null!==s&&a<s)for(var o=0;o<this.nrRollUpRows;o++)this.rows[e-this.nrRollUpRows+o+1].copy(n.rows[i+o])}}this.currRow=e;var l=this.rows[this.currRow];if(null!==t.indent){var u=t.indent,h=Math.max(u-1,0);l.setCursor(t.indent),t.color=l.chars[h].penState.foreground}var d={foreground:t.color,underline:t.underline,italics:t.italics,background:"black",flash:!1};this.setPen(d)},e.setBkgData=function(t){this.logger.log(2,(function(){return"bkgData = "+JSON.stringify(t)})),this.backSpace(),this.setPen(t),this.insertChar(32)},e.setRollUpRows=function(t){this.nrRollUpRows=t},e.rollUp=function(){var t=this;if(null!==this.nrRollUpRows){this.logger.log(1,(function(){return t.getDisplayText()}));var e=this.currRow+1-this.nrRollUpRows,r=this.rows.splice(e,1)[0];r.clear(),this.rows.splice(this.currRow,0,r),this.logger.log(2,"Rolling up")}else this.logger.log(3,"roll_up but nrRollUpRows not set yet")},e.getDisplayText=function(t){t=t||!1;for(var e=[],r="",i=-1,n=0;n<Fn;n++){var a=this.rows[n].getTextString();a&&(i=n+1,t?e.push("Row "+i+": '"+a+"'"):e.push(a.trim()))}return e.length>0&&(r=t?"["+e.join(" | ")+"]":e.join("\n")),r},e.getTextAndFormat=function(){return this.rows},t}(),qn=function(){function t(t,e,r){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=t,this.outputFilter=e,this.mode=null,this.verbose=0,this.displayedMemory=new jn(r),this.nonDisplayedMemory=new jn(r),this.lastOutputScreen=new jn(r),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=r}var e=t.prototype;return e.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[14],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},e.getHandler=function(){return this.outputFilter},e.setHandler=function(t){this.outputFilter=t},e.setPAC=function(t){this.writeScreen.setPAC(t)},e.setBkgData=function(t){this.writeScreen.setBkgData(t)},e.setMode=function(t){t!==this.mode&&(this.mode=t,this.logger.log(2,(function(){return"MODE="+t})),"MODE_POP-ON"===this.mode?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),"MODE_ROLL-UP"!==this.mode&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=t)},e.insertChars=function(t){for(var e=this,r=0;r<t.length;r++)this.writeScreen.insertChar(t[r]);var i=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(2,(function(){return i+": "+e.writeScreen.getDisplayText(!0)})),"MODE_PAINT-ON"!==this.mode&&"MODE_ROLL-UP"!==this.mode||(this.logger.log(1,(function(){return"DISPLAYED: "+e.displayedMemory.getDisplayText(!0)})),this.outputDataUpdate())},e.ccRCL=function(){this.logger.log(2,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},e.ccBS=function(){this.logger.log(2,"BS - BackSpace"),"MODE_TEXT"!==this.mode&&(this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate())},e.ccAOF=function(){},e.ccAON=function(){},e.ccDER=function(){this.logger.log(2,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},e.ccRU=function(t){this.logger.log(2,"RU("+t+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(t)},e.ccFON=function(){this.logger.log(2,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},e.ccRDC=function(){this.logger.log(2,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},e.ccTR=function(){this.logger.log(2,"TR"),this.setMode("MODE_TEXT")},e.ccRTD=function(){this.logger.log(2,"RTD"),this.setMode("MODE_TEXT")},e.ccEDM=function(){this.logger.log(2,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},e.ccCR=function(){this.logger.log(2,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},e.ccENM=function(){this.logger.log(2,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},e.ccEOC=function(){var t=this;if(this.logger.log(2,"EOC - End Of Caption"),"MODE_POP-ON"===this.mode){var e=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=e,this.writeScreen=this.nonDisplayedMemory,this.logger.log(1,(function(){return"DISP: "+t.displayedMemory.getDisplayText()}))}this.outputDataUpdate(!0)},e.ccTO=function(t){this.logger.log(2,"TO("+t+") - Tab Offset"),this.writeScreen.moveCursor(t)},e.ccMIDROW=function(t){var e={flash:!1};if(e.underline=t%2==1,e.italics=t>=46,e.italics)e.foreground="white";else{var r=Math.floor(t/2)-16;e.foreground=["white","green","blue","cyan","red","yellow","magenta"][r]}this.logger.log(2,"MIDROW: "+JSON.stringify(e)),this.writeScreen.setPen(e)},e.outputDataUpdate=function(t){void 0===t&&(t=!1);var e=this.logger.time;null!==e&&this.outputFilter&&(null!==this.cueStartTime||this.displayedMemory.isEmpty()?this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,e,this.lastOutputScreen),t&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:e):this.cueStartTime=e,this.lastOutputScreen.copy(this.displayedMemory))},e.cueSplitAtTime=function(t){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,t,this.displayedMemory),this.cueStartTime=t))},t}(),Xn=function(){function t(t,e,r){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var i=new Kn;this.channels=[null,new qn(t,e,i),new qn(t+1,r,i)],this.cmdHistory={a:null,b:null},this.logger=i}var e=t.prototype;return e.getHandler=function(t){return this.channels[t].getHandler()},e.setHandler=function(t,e){this.channels[t].setHandler(e)},e.addData=function(t,e){var r,i,n,a=!1;this.logger.time=t;for(var s=0;s<e.length;s+=2)if(i=127&e[s],n=127&e[s+1],0!==i||0!==n){if(this.logger.log(3,"["+Hn([e[s],e[s+1]])+"] -> ("+Hn([i,n])+")"),(r=this.parseCmd(i,n))||(r=this.parseMidrow(i,n)),r||(r=this.parsePAC(i,n)),r||(r=this.parseBackgroundAttributes(i,n)),!r&&(a=this.parseChars(i,n))){var o=this.currentChannel;o&&o>0?this.channels[o].insertChars(a):this.logger.log(2,"No channel found yet. TEXT-MODE?")}r||a||this.logger.log(2,"Couldn't parse cleaned data "+Hn([i,n])+" orig: "+Hn([e[s],e[s+1]]))}},e.parseCmd=function(t,e){var r=this.cmdHistory;if(!((20===t||28===t||21===t||29===t)&&e>=32&&e<=47||(23===t||31===t)&&e>=33&&e<=35))return!1;if(Qn(t,e,r))return zn(null,null,r),this.logger.log(3,"Repeated command ("+Hn([t,e])+") is dropped"),!0;var i=20===t||21===t||23===t?1:2,n=this.channels[i];return 20===t||21===t||28===t||29===t?32===e?n.ccRCL():33===e?n.ccBS():34===e?n.ccAOF():35===e?n.ccAON():36===e?n.ccDER():37===e?n.ccRU(2):38===e?n.ccRU(3):39===e?n.ccRU(4):40===e?n.ccFON():41===e?n.ccRDC():42===e?n.ccTR():43===e?n.ccRTD():44===e?n.ccEDM():45===e?n.ccCR():46===e?n.ccENM():47===e&&n.ccEOC():n.ccTO(e-32),zn(t,e,r),this.currentChannel=i,!0},e.parseMidrow=function(t,e){var r=0;if((17===t||25===t)&&e>=32&&e<=47){if((r=17===t?1:2)!==this.currentChannel)return this.logger.log(0,"Mismatch channel in midrow parsing"),!1;var i=this.channels[r];return!!i&&(i.ccMIDROW(e),this.logger.log(3,"MIDROW ("+Hn([t,e])+")"),!0)}return!1},e.parsePAC=function(t,e){var r,i=this.cmdHistory;if(!((t>=17&&t<=23||t>=25&&t<=31)&&e>=64&&e<=127||(16===t||24===t)&&e>=64&&e<=95))return!1;if(Qn(t,e,i))return zn(null,null,i),!0;var n=t<=23?1:2;r=e>=64&&e<=95?1===n?On[t]:Un[t]:1===n?Nn[t]:Bn[t];var a=this.channels[n];return!!a&&(a.setPAC(this.interpretPAC(r,e)),zn(t,e,i),this.currentChannel=n,!0)},e.interpretPAC=function(t,e){var r,i={color:null,italics:!1,indent:null,underline:!1,row:t};return r=e>95?e-96:e-64,i.underline=1==(1&r),r<=13?i.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(r/2)]:r<=15?(i.italics=!0,i.color="white"):i.indent=4*Math.floor((r-16)/2),i},e.parseChars=function(t,e){var r,i,n=null,a=null;if(t>=25?(r=2,a=t-8):(r=1,a=t),a>=17&&a<=19?(i=17===a?e+80:18===a?e+112:e+144,this.logger.log(2,"Special char '"+xn(i)+"' in channel "+r),n=[i]):t>=32&&t<=127&&(n=0===e?[t]:[t,e]),n){var s=Hn(n);this.logger.log(3,"Char codes =  "+s.join(",")),zn(t,e,this.cmdHistory)}return n},e.parseBackgroundAttributes=function(t,e){var r;if(!((16===t||24===t)&&e>=32&&e<=47||(23===t||31===t)&&e>=45&&e<=47))return!1;var i={};16===t||24===t?(r=Math.floor((e-32)/2),i.background=Gn[r],e%2==1&&(i.background=i.background+"_semi")):45===e?i.background="transparent":(i.foreground="black",47===e&&(i.underline=!0));var n=t<=23?1:2;return this.channels[n].setBkgData(i),zn(t,e,this.cmdHistory),!0},e.reset=function(){for(var t=0;t<Object.keys(this.channels).length;t++){var e=this.channels[t];e&&e.reset()}this.cmdHistory={a:null,b:null}},e.cueSplitAtTime=function(t){for(var e=0;e<this.channels.length;e++){var r=this.channels[e];r&&r.cueSplitAtTime(t)}},t}();function zn(t,e,r){r.a=t,r.b=e}function Qn(t,e,r){return r.a===t&&r.b===e}var $n=function(){function t(t,e){this.timelineController=void 0,this.cueRanges=[],this.trackName=void 0,this.startTime=null,this.endTime=null,this.screen=null,this.timelineController=t,this.trackName=e}var e=t.prototype;return e.dispatchCue=function(){null!==this.startTime&&(this.timelineController.addCues(this.trackName,this.startTime,this.endTime,this.screen,this.cueRanges),this.startTime=null)},e.newCue=function(t,e,r){(null===this.startTime||this.startTime>t)&&(this.startTime=t),this.endTime=e,this.screen=r,this.timelineController.createCaptionsTrack(this.trackName)},e.reset=function(){this.cueRanges=[],this.startTime=null},t}(),Jn=function(){if("undefined"!=typeof self&&self.VTTCue)return self.VTTCue;var t=["","lr","rl"],e=["start","middle","end","left","right"];function r(t,e){if("string"!=typeof e)return!1;if(!Array.isArray(t))return!1;var r=e.toLowerCase();return!!~t.indexOf(r)&&r}function i(t){return r(e,t)}function n(t){for(var e=arguments.length,r=new Array(e>1?e-1:0),i=1;i<e;i++)r[i-1]=arguments[i];for(var n=1;n<arguments.length;n++){var a=arguments[n];for(var s in a)t[s]=a[s]}return t}function a(e,a,s){var o=this,l={enumerable:!0};o.hasBeenReset=!1;var u="",h=!1,d=e,c=a,f=s,g=null,v="",m=!0,p="auto",y="start",T=50,E="middle",S=50,L="middle";Object.defineProperty(o,"id",n({},l,{get:function(){return u},set:function(t){u=""+t}})),Object.defineProperty(o,"pauseOnExit",n({},l,{get:function(){return h},set:function(t){h=!!t}})),Object.defineProperty(o,"startTime",n({},l,{get:function(){return d},set:function(t){if("number"!=typeof t)throw new TypeError("Start time must be set to a number.");d=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"endTime",n({},l,{get:function(){return c},set:function(t){if("number"!=typeof t)throw new TypeError("End time must be set to a number.");c=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"text",n({},l,{get:function(){return f},set:function(t){f=""+t,this.hasBeenReset=!0}})),Object.defineProperty(o,"region",n({},l,{get:function(){return g},set:function(t){g=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"vertical",n({},l,{get:function(){return v},set:function(e){var i=function(e){return r(t,e)}(e);if(!1===i)throw new SyntaxError("An invalid or illegal string was specified.");v=i,this.hasBeenReset=!0}})),Object.defineProperty(o,"snapToLines",n({},l,{get:function(){return m},set:function(t){m=!!t,this.hasBeenReset=!0}})),Object.defineProperty(o,"line",n({},l,{get:function(){return p},set:function(t){if("number"!=typeof t&&"auto"!==t)throw new SyntaxError("An invalid number or illegal string was specified.");p=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"lineAlign",n({},l,{get:function(){return y},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");y=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"position",n({},l,{get:function(){return T},set:function(t){if(t<0||t>100)throw new Error("Position must be between 0 and 100.");T=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"positionAlign",n({},l,{get:function(){return E},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");E=e,this.hasBeenReset=!0}})),Object.defineProperty(o,"size",n({},l,{get:function(){return S},set:function(t){if(t<0||t>100)throw new Error("Size must be between 0 and 100.");S=t,this.hasBeenReset=!0}})),Object.defineProperty(o,"align",n({},l,{get:function(){return L},set:function(t){var e=i(t);if(!e)throw new SyntaxError("An invalid or illegal string was specified.");L=e,this.hasBeenReset=!0}})),o.displayState=void 0}return a.prototype.getCueAsHTML=function(){return self.WebVTT.convertCueToDOMTree(self,this.text)},a}(),Zn=function(){function t(){}return t.prototype.decode=function(t,e){if(!t)return"";if("string"!=typeof t)throw new Error("Error - expected string data.");return decodeURIComponent(encodeURIComponent(t))},t}();function ta(t){function e(t,e,r,i){return 3600*(0|t)+60*(0|e)+(0|r)+parseFloat(i||0)}var r=t.match(/^(?:(\d+):)?(\d{2}):(\d{2})(\.\d+)?/);return r?parseFloat(r[2])>59?e(r[2],r[3],0,r[4]):e(r[1],r[2],r[3],r[4]):null}var ea=function(){function t(){this.values=Object.create(null)}var e=t.prototype;return e.set=function(t,e){this.get(t)||""===e||(this.values[t]=e)},e.get=function(t,e,r){return r?this.has(t)?this.values[t]:e[r]:this.has(t)?this.values[t]:e},e.has=function(t){return t in this.values},e.alt=function(t,e,r){for(var i=0;i<r.length;++i)if(e===r[i]){this.set(t,e);break}},e.integer=function(t,e){/^-?\d+$/.test(e)&&this.set(t,parseInt(e,10))},e.percent=function(t,e){if(/^([\d]{1,3})(\.[\d]*)?%$/.test(e)){var r=parseFloat(e);if(r>=0&&r<=100)return this.set(t,r),!0}return!1},t}();function ra(t,e,r,i){var n=i?t.split(i):[t];for(var a in n)if("string"==typeof n[a]){var s=n[a].split(r);2===s.length&&e(s[0],s[1])}}var ia=new Jn(0,0,""),na="middle"===ia.align?"middle":"center";function aa(t,e,r){var i=t;function n(){var e=ta(t);if(null===e)throw new Error("Malformed timestamp: "+i);return t=t.replace(/^[^\sa-zA-Z-]+/,""),e}function a(){t=t.replace(/^\s+/,"")}if(a(),e.startTime=n(),a(),"--\x3e"!==t.slice(0,3))throw new Error("Malformed time stamp (time stamps must be separated by '--\x3e'): "+i);t=t.slice(3),a(),e.endTime=n(),a(),function(t,e){var i=new ea;ra(t,(function(t,e){var n;switch(t){case"region":for(var a=r.length-1;a>=0;a--)if(r[a].id===e){i.set(t,r[a].region);break}break;case"vertical":i.alt(t,e,["rl","lr"]);break;case"line":n=e.split(","),i.integer(t,n[0]),i.percent(t,n[0])&&i.set("snapToLines",!1),i.alt(t,n[0],["auto"]),2===n.length&&i.alt("lineAlign",n[1],["start",na,"end"]);break;case"position":n=e.split(","),i.percent(t,n[0]),2===n.length&&i.alt("positionAlign",n[1],["start",na,"end","line-left","line-right","auto"]);break;case"size":i.percent(t,e);break;case"align":i.alt(t,e,["start",na,"end","left","right"])}}),/:/,/\s/),e.region=i.get("region",null),e.vertical=i.get("vertical","");var n=i.get("line","auto");"auto"===n&&-1===ia.line&&(n=-1),e.line=n,e.lineAlign=i.get("lineAlign","start"),e.snapToLines=i.get("snapToLines",!0),e.size=i.get("size",100),e.align=i.get("align",na);var a=i.get("position","auto");"auto"===a&&50===ia.position&&(a="start"===e.align||"left"===e.align?0:"end"===e.align||"right"===e.align?100:50),e.position=a}(t,e)}function sa(t){return t.replace(/<br(?: 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a,s,l,u,h=n.map((function(t){return Tt(t)})),d=(a=e.baseTime,s=1,void 0===(l=e.timescale)&&(l=1),void 0===u&&(u=!1),Ki(a,s,1/l,u));try{h.forEach((function(t){return r(function(t,e){var r=(new DOMParser).parseFromString(t,"text/xml").getElementsByTagName("tt")[0];if(!r)throw new Error("Invalid ttml");var i={frameRate:30,subFrameRate:1,frameRateMultiplier:0,tickRate:0},n=Object.keys(i).reduce((function(t,e){return t[e]=r.getAttribute("ttp:"+e)||i[e],t}),{}),a="preserve"!==r.getAttribute("xml:space"),s=Ta(ya(r,"styling","style")),l=Ta(ya(r,"layout","region")),u=ya(r,"body","[begin]");return[].map.call(u,(function(t){var r=Ea(t,a);if(!r||!t.hasAttribute("begin"))return null;var i=Ra(t.getAttribute("begin"),n),u=Ra(t.getAttribute("dur"),n),h=Ra(t.getAttribute("end"),n);if(null===i)throw La(t);if(null===h){if(null===u)throw La(t);h=i+u}var d=new Jn(i-e,h-e,r);d.id=da(d.startTime,d.endTime,d.text);var c=function(t,e,r){var i="http://www.w3.org/ns/ttml#styling",n=null,a=["displayAlign","textAlign","color","backgroundColor","fontSize","fontFamily"],s=null!=t&&t.hasAttribute("style")?t.getAttribute("style"):null;return s&&r.hasOwnProperty(s)&&(n=r[s]),a.reduce((function(r,a){var s=Sa(e,i,a)||Sa(t,i,a)||Sa(n,i,a);return s&&(r[a]=s),r}),{})}(l[t.getAttribute("region")],s[t.getAttribute("style")],s),f=c.textAlign;if(f){var g=ma[f];g&&(d.lineAlign=g),d.align=f}return o(d,c),d})).filter((function(t){return null!==t}))}(t,d))}))}catch(t){i(t)}}else i(new Error("Could not parse IMSC1 mdat"))}function ya(t,e,r){var i=t.getElementsByTagName(e)[0];return i?[].slice.call(i.querySelectorAll(r)):[]}function Ta(t){return t.reduce((function(t,e){var r=e.getAttribute("xml:id");return r&&(t[r]=e),t}),{})}function Ea(t,e){return[].slice.call(t.childNodes).reduce((function(t,r,i){var n;return"br"===r.nodeName&&i?t+"\n":null!=(n=r.childNodes)&&n.length?Ea(r,e):e?t+r.textContent.trim().replace(/\s+/g," "):t+r.textContent}),"")}function Sa(t,e,r){return t&&t.hasAttributeNS(e,r)?t.getAttributeNS(e,r):null}function La(t){return new Error("Could not parse ttml timestamp "+t)}function Ra(t,e){if(!t)return null;var r=ta(t);return null===r&&(ga.test(t)?r=function(t,e){var r=ga.exec(t),i=(0|r[4])+(0|r[5])/e.subFrameRate;return 3600*(0|r[1])+60*(0|r[2])+(0|r[3])+i/e.frameRate}(t,e):va.test(t)&&(r=function(t,e){var r=va.exec(t),i=Number(r[1]);switch(r[2]){case"h":return 3600*i;case"m":return 60*i;case"ms":return 1e3*i;case"f":return i/e.frameRate;case"t":return i/e.tickRate}return i}(t,e))),r}var Aa=function(){function t(t){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this.captionsProperties=void 0,this.hls=t,this.config=t.config,this.Cues=t.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var e=new $n(this,"textTrack1"),r=new $n(this,"textTrack2"),i=new $n(this,"textTrack3"),n=new $n(this,"textTrack4");this.cea608Parser1=new Xn(1,e,r),this.cea608Parser2=new Xn(3,i,n)}t.on(R.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(R.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.on(R.FRAG_LOADING,this.onFragLoading,this),t.on(R.FRAG_LOADED,this.onFragLoaded,this),t.on(R.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.on(R.FRAG_DECRYPTED,this.onFragDecrypted,this),t.on(R.INIT_PTS_FOUND,this.onInitPtsFound,this),t.on(R.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.on(R.BUFFER_FLUSHING,this.onBufferFlushing,this)}var e=t.prototype;return e.destroy=function(){var t=this.hls;t.off(R.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(R.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(R.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),t.off(R.FRAG_LOADING,this.onFragLoading,this),t.off(R.FRAG_LOADED,this.onFragLoaded,this),t.off(R.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),t.off(R.FRAG_DECRYPTED,this.onFragDecrypted,this),t.off(R.INIT_PTS_FOUND,this.onInitPtsFound,this),t.off(R.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),t.off(R.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},e.addCues=function(t,e,r,i,n){for(var a,s,o,l,u=!1,h=n.length;h--;){var d=n[h],c=(a=d[0],s=d[1],o=e,l=r,Math.min(s,l)-Math.max(a,o));if(c>=0&&(d[0]=Math.min(d[0],e),d[1]=Math.max(d[1],r),u=!0,c/(r-e)>.5))return}if(u||n.push([e,r]),this.config.renderTextTracksNatively){var f=this.captionsTracks[t];this.Cues.newCue(f,e,r,i)}else{var g=this.Cues.newCue(null,e,r,i);this.hls.trigger(R.CUES_PARSED,{type:"captions",cues:g,track:t})}},e.onInitPtsFound=function(t,e){var r=this,i=e.frag,n=e.id,a=e.initPTS,s=e.timescale,o=this.unparsedVttFrags;"main"===n&&(this.initPTS[i.cc]={baseTime:a,timescale:s}),o.length&&(this.unparsedVttFrags=[],o.forEach((function(t){r.onFragLoaded(R.FRAG_LOADED,t)})))},e.getExistingTrack=function(t){var e=this.media;if(e)for(var r=0;r<e.textTracks.length;r++){var i=e.textTracks[r];if(i[t])return i}return null},e.createCaptionsTrack=function(t){this.config.renderTextTracksNatively?this.createNativeTrack(t):this.createNonNativeTrack(t)},e.createNativeTrack=function(t){if(!this.captionsTracks[t]){var e=this.captionsProperties,r=this.captionsTracks,i=this.media,n=e[t],a=n.label,s=n.languageCode,o=this.getExistingTrack(t);if(o)r[t]=o,Ae(r[t]),Le(r[t],i);else{var l=this.createTextTrack("captions",a,s);l&&(l[t]=!0,r[t]=l)}}},e.createNonNativeTrack=function(t){if(!this.nonNativeCaptionsTracks[t]){var e=this.captionsProperties[t];if(e){var r={_id:t,label:e.label,kind:"captions",default:!!e.media&&!!e.media.default,closedCaptions:e.media};this.nonNativeCaptionsTracks[t]=r,this.hls.trigger(R.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[r]})}}},e.createTextTrack=function(t,e,r){var i=this.media;if(i)return i.addTextTrack(t,e,r)},e.onMediaAttaching=function(t,e){this.media=e.media,this._cleanTracks()},e.onMediaDetaching=function(){var t=this.captionsTracks;Object.keys(t).forEach((function(e){Ae(t[e]),delete t[e]})),this.nonNativeCaptionsTracks={}},e.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs={ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!0}},this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=[],this.initPTS=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},e._cleanTracks=function(){var t=this.media;if(t){var e=t.textTracks;if(e)for(var r=0;r<e.length;r++)Ae(e[r])}},e.onSubtitleTracksUpdated=function(t,e){var r=this,i=e.subtitleTracks||[],n=i.some((function(t){return t.textCodec===fa}));if(this.config.enableWebVTT||n&&this.config.enableIMSC1){if(Ln(this.tracks,i))return void(this.tracks=i);if(this.textTracks=[],this.tracks=i,this.config.renderTextTracksNatively){var a=this.media?this.media.textTracks:null;this.tracks.forEach((function(t,e){var i;if(a&&e<a.length){for(var n=null,s=0;s<a.length;s++)if(ka(a[s],t)){n=a[s];break}n&&(i=n)}if(i)Ae(i);else{var o=r._captionsOrSubtitlesFromCharacteristics(t);(i=r.createTextTrack(o,t.name,t.lang))&&(i.mode="disabled")}i&&(i.groupId=t.groupId,r.textTracks.push(i))}))}else if(this.tracks.length){var s=this.tracks.map((function(t){return{label:t.name,kind:t.type.toLowerCase(),default:t.default,subtitleTrack:t}}));this.hls.trigger(R.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:s})}}},e._captionsOrSubtitlesFromCharacteristics=function(t){if(t.attrs.CHARACTERISTICS){var e=/transcribes-spoken-dialog/gi.test(t.attrs.CHARACTERISTICS),r=/describes-music-and-sound/gi.test(t.attrs.CHARACTERISTICS);if(e&&r)return"captions"}return"subtitles"},e.onManifestLoaded=function(t,e){var r=this;this.config.enableCEA708Captions&&e.captions&&e.captions.forEach((function(t){var e=/(?:CC|SERVICE)([1-4])/.exec(t.instreamId);if(e){var i="textTrack"+e[1],n=r.captionsProperties[i];n&&(n.label=t.name,t.lang&&(n.languageCode=t.lang),n.media=t)}}))},e.closedCaptionsForLevel=function(t){var e=this.hls.levels[t.level];return null==e?void 0:e.attrs["CLOSED-CAPTIONS"]},e.onFragLoading=function(t,e){var r=this.cea608Parser1,i=this.cea608Parser2,n=this.lastSn,a=this.lastPartIndex;if(this.enabled&&r&&i&&e.frag.type===me){var s,o,l=e.frag.sn,u=null!=(s=null==e||null==(o=e.part)?void 0:o.index)?s:-1;l===n+1||l===n&&u===a+1||(r.reset(),i.reset()),this.lastSn=l,this.lastPartIndex=u}},e.onFragLoaded=function(t,e){var r=e.frag,i=e.payload;if(r.type===ye)if(i.byteLength){var n=r.decryptdata,a="stats"in e;if(null==n||!n.encrypted||a){var s=this.tracks[r.level],o=this.vttCCs;o[r.cc]||(o[r.cc]={start:r.start,prevCC:this.prevCC,new:!0},this.prevCC=r.cc),s&&s.textCodec===fa?this._parseIMSC1(r,i):this._parseVTTs(e)}}else this.hls.trigger(R.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:r,error:new Error("Empty subtitle payload")})},e._parseIMSC1=function(t,e){var r=this,i=this.hls;pa(e,this.initPTS[t.cc],(function(e){r._appendCues(e,t.level),i.trigger(R.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:t})}),(function(e){_.log("Failed to parse IMSC1: "+e),i.trigger(R.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:t,error:e})}))},e._parseVTTs=function(t){var e,r=this,i=t.frag,n=t.payload,a=this.initPTS,s=this.unparsedVttFrags,o=a.length-1;if(a[i.cc]||-1!==o){var l=this.hls;ca(null!=(e=i.initSegment)&&e.data?Mt(i.initSegment.data,new Uint8Array(n)):n,this.initPTS[i.cc],this.vttCCs,i.cc,i.start,(function(t){r._appendCues(t,i.level),l.trigger(R.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:i})}),(function(e){var a="Missing initPTS for VTT MPEGTS"===e.message;a?s.push(t):r._fallbackToIMSC1(i,n),_.log("Failed to parse VTT cue: "+e),a&&o>i.cc||l.trigger(R.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:i,error:e})}))}else s.push(t)},e._fallbackToIMSC1=function(t,e){var r=this,i=this.tracks[t.level];i.textCodec||pa(e,this.initPTS[t.cc],(function(){i.textCodec=fa,r._parseIMSC1(t,e)}),(function(){i.textCodec="wvtt"}))},e._appendCues=function(t,e){var r=this.hls;if(this.config.renderTextTracksNatively){var i=this.textTracks[e];if(!i||"disabled"===i.mode)return;t.forEach((function(t){return Re(i,t)}))}else{var n=this.tracks[e];if(!n)return;var a=n.default?"default":"subtitles"+e;r.trigger(R.CUES_PARSED,{type:"subtitles",cues:t,track:a})}},e.onFragDecrypted=function(t,e){e.frag.type===ye&&this.onFragLoaded(R.FRAG_LOADED,e)},e.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},e.onFragParsingUserdata=function(t,e){var r=this.cea608Parser1,i=this.cea608Parser2;if(this.enabled&&r&&i){var n=e.frag,a=e.samples;if(n.type!==me||"NONE"!==this.closedCaptionsForLevel(n))for(var s=0;s<a.length;s++){var o=a[s].bytes;if(o){var l=this.extractCea608Data(o);r.addData(a[s].pts,l[0]),i.addData(a[s].pts,l[1])}}}},e.onBufferFlushing=function(t,e){var r=e.startOffset,i=e.endOffset,n=e.endOffsetSubtitles,a=e.type,s=this.media;if(s&&!(s.currentTime<i)){if(!a||"video"===a){var o=this.captionsTracks;Object.keys(o).forEach((function(t){return ke(o[t],r,i)}))}if(this.config.renderTextTracksNatively&&0===r&&void 0!==n){var l=this.textTracks;Object.keys(l).forEach((function(t){return ke(l[t],r,n)}))}}},e.extractCea608Data=function(t){for(var e=[[],[]],r=31&t[0],i=2,n=0;n<r;n++){var a=t[i++],s=127&t[i++],o=127&t[i++];if((0!==s||0!==o)&&0!=(4&a)){var l=3&a;0!==l&&1!==l||(e[l].push(s),e[l].push(o))}}return e},t}();function ka(t,e){return!!t&&t.label===e.name&&!(t.textTrack1||t.textTrack2)}var ba=function(){function t(t){this.hls=void 0,this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.clientRect=void 0,this.streamController=void 0,this.hls=t,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var e=t.prototype;return e.setStreamController=function(t){this.streamController=t},e.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},e.registerListeners=function(){var t=this.hls;t.on(R.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.on(R.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(R.MANIFEST_PARSED,this.onManifestParsed,this),t.on(R.BUFFER_CODECS,this.onBufferCodecs,this),t.on(R.MEDIA_DETACHING,this.onMediaDetaching,this)},e.unregisterListener=function(){var t=this.hls;t.off(R.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),t.off(R.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(R.MANIFEST_PARSED,this.onManifestParsed,this),t.off(R.BUFFER_CODECS,this.onBufferCodecs,this),t.off(R.MEDIA_DETACHING,this.onMediaDetaching,this)},e.onFpsDropLevelCapping=function(t,e){var r=this.hls.levels[e.droppedLevel];this.isLevelAllowed(r)&&this.restrictedLevels.push({bitrate:r.bitrate,height:r.height,width:r.width})},e.onMediaAttaching=function(t,e){this.media=e.media instanceof HTMLVideoElement?e.media:null,this.clientRect=null},e.onManifestParsed=function(t,e){var r=this.hls;this.restrictedLevels=[],this.firstLevel=e.firstLevel,r.config.capLevelToPlayerSize&&e.video&&this.startCapping()},e.onBufferCodecs=function(t,e){this.hls.config.capLevelToPlayerSize&&e.video&&this.startCapping()},e.onMediaDetaching=function(){this.stopCapping()},e.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t.length-1),e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},e.getMaxLevel=function(e){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(t,i){return r.isLevelAllowed(t)&&i<=e}));return this.clientRect=null,t.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},e.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},e.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},e.getDimensions=function(){if(this.clientRect)return this.clientRect;var t=this.media,e={width:0,height:0};if(t){var r=t.getBoundingClientRect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.top||t.height||0)}return this.clientRect=e,e},e.isLevelAllowed=function(t){return!this.restrictedLevels.some((function(e){return t.bitrate===e.bitrate&&t.width===e.width&&t.height===e.height}))},t.getMaxLevelByMediaSize=function(t,e,r){if(null==t||!t.length)return-1;for(var i,n,a=t.length-1,s=0;s<t.length;s+=1){var o=t[s];if((o.width>=e||o.height>=r)&&(i=o,!(n=t[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},a(t,[{key:"mediaWidth",get:function(){return this.getDimensions().width*this.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*this.contentScaleFactor}},{key:"contentScaleFactor",get:function(){var t=1;if(!this.hls.config.ignoreDevicePixelRatio)try{t=self.devicePixelRatio}catch(t){}return t}}]),t}(),Da=function(){function t(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}var e=t.prototype;return e.setStreamController=function(t){this.streamController=t},e.registerListeners=function(){this.hls.on(R.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(R.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},e.onMediaAttaching=function(t,e){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},e.checkFPS=function(t,e,r){var i=performance.now();if(e){if(this.lastTime){var n=i-this.lastTime,a=r-this.lastDroppedFrames,s=e-this.lastDecodedFrames,o=1e3*a/n,l=this.hls;if(l.trigger(R.FPS_DROP,{currentDropped:a,currentDecoded:s,totalDroppedFrames:r}),o>0&&a>l.config.fpsDroppedMonitoringThreshold*s){var u=l.currentLevel;_.warn("drop FPS ratio greater than max allowed value for currentLevel: "+u),u>0&&(-1===l.autoLevelCapping||l.autoLevelCapping>=u)&&(u-=1,l.trigger(R.FPS_DROP_LEVEL_CAPPING,{level:u,droppedLevel:l.currentLevel}),l.autoLevelCapping=u,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.checkFPSInterval=function(){var t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},t}(),Ia="[eme]",wa=function(){function t(e){this.hls=void 0,this.config=void 0,this.media=null,this.keyFormatPromise=null,this.keySystemAccessPromises={},this._requestLicenseFailureCount=0,this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},this.setMediaKeysQueue=t.CDMCleanupPromise?[t.CDMCleanupPromise]:[],this.onMediaEncrypted=this._onMediaEncrypted.bind(this),this.onWaitingForKey=this._onWaitingForKey.bind(this),this.debug=_.debug.bind(_,Ia),this.log=_.log.bind(_,Ia),this.warn=_.warn.bind(_,Ia),this.error=_.error.bind(_,Ia),this.hls=e,this.config=e.config,this.registerListeners()}var e=t.prototype;return e.destroy=function(){this.unregisterListeners(),this.onMediaDetached();var t=this.config;t.requestMediaKeySystemAccessFunc=null,t.licenseXhrSetup=t.licenseResponseCallback=void 0,t.drmSystems=t.drmSystemOptions={},this.hls=this.onMediaEncrypted=this.onWaitingForKey=this.keyIdToKeySessionPromise=null,this.config=null},e.registerListeners=function(){this.hls.on(R.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(R.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(R.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(R.MANIFEST_LOADED,this.onManifestLoaded,this)},e.unregisterListeners=function(){this.hls.off(R.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(R.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(R.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.off(R.MANIFEST_LOADED,this.onManifestLoaded,this)},e.getLicenseServerUrl=function(t){var e=this.config,r=e.drmSystems,i=e.widevineLicenseUrl,n=r[t];if(n)return n.licenseUrl;if(t===X.WIDEVINE&&i)return i;throw new Error('no license server URL configured for key-system "'+t+'"')},e.getServerCertificateUrl=function(t){var e=this.config.drmSystems[t];if(e)return e.serverCertificateUrl;this.log('No Server Certificate in config.drmSystems["'+t+'"]')},e.attemptKeySystemAccess=function(t){var e=this,r=this.hls.levels,i=function(t,e,r){return!!t&&r.indexOf(t)===e},n=r.map((function(t){return t.audioCodec})).filter(i),a=r.map((function(t){return t.videoCodec})).filter(i);return n.length+a.length===0&&a.push("avc1.42e01e"),new Promise((function(r,i){!function t(s){var o=s.shift();e.getMediaKeysPromise(o,n,a).then((function(t){return r({keySystem:o,mediaKeys:t})})).catch((function(e){s.length?t(s):i(e instanceof Ca?e:new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_NO_ACCESS,error:e,fatal:!0},e.message))}))}(t)}))},e.requestMediaKeySystemAccess=function(t,e){var r=this.config.requestMediaKeySystemAccessFunc;if("function"!=typeof r){var i="Configured requestMediaKeySystemAccess is not a function "+r;return null===it&&"http:"===self.location.protocol&&(i="navigator.requestMediaKeySystemAccess is not available over insecure protocol "+location.protocol),Promise.reject(new Error(i))}return r(t,e)},e.getMediaKeysPromise=function(t,e,r){var i=this,n=function(t,e,r,i){var n;switch(t){case X.FAIRPLAY:n=["cenc","sinf"];break;case X.WIDEVINE:case X.PLAYREADY:n=["cenc"];break;case X.CLEARKEY:n=["cenc","keyids"];break;default:throw new Error("Unknown key-system: "+t)}return function(t,e,r,i){return[{initDataTypes:t,persistentState:i.persistentState||"not-allowed",distinctiveIdentifier:i.distinctiveIdentifier||"not-allowed",sessionTypes:i.sessionTypes||[i.sessionType||"temporary"],audioCapabilities:e.map((function(t){return{contentType:'audio/mp4; codecs="'+t+'"',robustness:i.audioRobustness||"",encryptionScheme:i.audioEncryptionScheme||null}})),videoCapabilities:r.map((function(t){return{contentType:'video/mp4; codecs="'+t+'"',robustness:i.videoRobustness||"",encryptionScheme:i.videoEncryptionScheme||null}}))}]}(n,e,r,i)}(t,e,r,this.config.drmSystemOptions),a=this.keySystemAccessPromises[t],s=null==a?void 0:a.keySystemAccess;if(!s){this.log('Requesting encrypted media "'+t+'" key-system access with config: '+JSON.stringify(n)),s=this.requestMediaKeySystemAccess(t,n);var o=this.keySystemAccessPromises[t]={keySystemAccess:s};return s.catch((function(e){i.log('Failed to obtain access to key-system "'+t+'": '+e)})),s.then((function(e){i.log('Access for key-system "'+e.keySystem+'" obtained');var r=i.fetchServerCertificate(t);return i.log('Create media-keys for "'+t+'"'),o.mediaKeys=e.createMediaKeys().then((function(e){return i.log('Media-keys created for "'+t+'"'),r.then((function(r){return r?i.setMediaKeysServerCertificate(e,t,r):e}))})),o.mediaKeys.catch((function(e){i.error('Failed to create media-keys for "'+t+'"}: '+e)})),o.mediaKeys}))}return s.then((function(){return a.mediaKeys}))},e.createMediaKeySessionContext=function(t){var e=t.decryptdata,r=t.keySystem,i=t.mediaKeys;this.log('Creating key-system session "'+r+'" keyId: '+St(e.keyId||[]));var n=i.createSession(),a={decryptdata:e,keySystem:r,mediaKeys:i,mediaKeysSession:n,keyStatus:"status-pending"};return this.mediaKeySessions.push(a),a},e.renewKeySession=function(t){var e=t.decryptdata;if(e.pssh){var r=this.createMediaKeySessionContext(t),i=this.getKeyIdString(e);this.keyIdToKeySessionPromise[i]=this.generateRequestWithPreferredKeySession(r,"cenc",e.pssh,"expired")}else this.warn("Could not renew expired session. Missing pssh initData.");this.removeSession(t)},e.getKeyIdString=function(t){if(!t)throw new Error("Could not read keyId of undefined decryptdata");if(null===t.keyId)throw new Error("keyId is null");return St(t.keyId)},e.updateKeySession=function(t,e){var r,i=t.mediaKeysSession;return this.log('Updating key-session "'+i.sessionId+'" for keyID '+St((null==(r=t.decryptdata)?void 0:r.keyId)||[])+"\n      } (data length: "+(e?e.byteLength:e)+")"),i.update(e)},e.selectKeySystemFormat=function(t){var e=Object.keys(t.levelkeys||{});return this.keyFormatPromise||(this.log("Selecting key-system from fragment (sn: "+t.sn+" "+t.type+": "+t.level+") key formats "+e.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(e)),this.keyFormatPromise},e.getKeyFormatPromise=function(t){var e=this;return new Promise((function(r,i){var n=rt(e.config),a=t.map(Z).filter((function(t){return!!t&&-1!==n.indexOf(t)}));return e.getKeySystemSelectionPromise(a).then((function(t){var e=t.keySystem,n=et(e);n?r(n):i(new Error('Unable to find format for key-system "'+e+'"'))})).catch(i)}))},e.loadKey=function(t){var e=this,r=t.keyInfo.decryptdata,i=this.getKeyIdString(r),n="(keyId: "+i+' format: "'+r.keyFormat+'" method: '+r.method+" uri: "+r.uri+")";this.log("Starting session for key "+n);var a=this.keyIdToKeySessionPromise[i];return a||(a=this.keyIdToKeySessionPromise[i]=this.getKeySystemForKeyPromise(r).then((function(i){var a=i.keySystem,s=i.mediaKeys;return e.throwIfDestroyed(),e.log("Handle encrypted media sn: "+t.frag.sn+" "+t.frag.type+": "+t.frag.level+" using key "+n),e.attemptSetMediaKeys(a,s).then((function(){e.throwIfDestroyed();var t=e.createMediaKeySessionContext({keySystem:a,mediaKeys:s,decryptdata:r});return e.generateRequestWithPreferredKeySession(t,"cenc",r.pssh,"playlist-key")}))}))).catch((function(t){return e.handleError(t)})),a},e.throwIfDestroyed=function(t){if(!this.hls)throw new Error("invalid state")},e.handleError=function(t){this.hls&&(this.error(t.message),t instanceof Ca?this.hls.trigger(R.ERROR,t.data):this.hls.trigger(R.ERROR,{type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_NO_KEYS,error:t,fatal:!0}))},e.getKeySystemForKeyPromise=function(t){var e=this.getKeyIdString(t),r=this.keyIdToKeySessionPromise[e];if(!r){var i=Z(t.keyFormat),n=i?[i]:rt(this.config);return this.attemptKeySystemAccess(n)}return r},e.getKeySystemSelectionPromise=function(t){if(t.length||(t=rt(this.config)),0===t.length)throw new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_NO_CONFIGURED_LICENSE,fatal:!0},"Missing key-system license configuration options "+JSON.stringify({drmSystems:this.config.drmSystems}));return this.attemptKeySystemAccess(t)},e._onMediaEncrypted=function(t){var e=this,r=t.initDataType,i=t.initData;if(this.debug('"'+t.type+'" event: init data type: "'+r+'"'),null!==i){var n,a;if("sinf"===r&&this.config.drmSystems[X.FAIRPLAY]){var s=kt(new Uint8Array(i));try{var o=W(JSON.parse(s).sinf),l=xt(new Uint8Array(o));if(!l)return;n=l.subarray(8,24),a=X.FAIRPLAY}catch(t){return void this.warn('Failed to parse sinf "encrypted" event message initData')}}else{var u=function(t){if(!(t instanceof ArrayBuffer)||t.byteLength<32)return null;var e={version:0,systemId:"",kids:null,data:null},r=new DataView(t),i=r.getUint32(0);if(t.byteLength!==i&&i>44)return null;if(1886614376!==r.getUint32(4))return null;if(e.version=r.getUint32(8)>>>24,e.version>1)return null;e.systemId=St(new Uint8Array(t,12,16));var n=r.getUint32(28);if(0===e.version){if(i-32<n)return null;e.data=new Uint8Array(t,32,n)}else if(1===e.version){e.kids=[];for(var a=0;a<n;a++)e.kids.push(new Uint8Array(t,32+16*a,16))}return e}(i);if(null===u)return;0===u.version&&u.systemId===tt&&u.data&&(n=u.data.subarray(8,24)),a=function(t){if(t===tt)return X.WIDEVINE}(u.systemId)}if(a&&n){for(var h=St(n),d=this.keyIdToKeySessionPromise,c=this.mediaKeySessions,f=d[h],g=function(){var t=c[v],a=t.decryptdata;if(a.pssh||!a.keyId)return"continue";var s=St(a.keyId);return h===s||-1!==a.uri.replace(/-/g,"").indexOf(h)?(f=d[s],delete d[s],a.pssh=new Uint8Array(i),a.keyId=n,f=d[h]=f.then((function(){return e.generateRequestWithPreferredKeySession(t,r,i,"encrypted-event-key-match")})),"break"):void 0},v=0;v<c.length;v++){var m=g();if("continue"!==m&&"break"===m)break}f||(f=d[h]=this.getKeySystemSelectionPromise([a]).then((function(t){var a,s=t.keySystem,o=t.mediaKeys;e.throwIfDestroyed();var l=new Ht("ISO-23001-7",h,null!=(a=et(s))?a:"");return l.pssh=new Uint8Array(i),l.keyId=n,e.attemptSetMediaKeys(s,o).then((function(){e.throwIfDestroyed();var t=e.createMediaKeySessionContext({decryptdata:l,keySystem:s,mediaKeys:o});return e.generateRequestWithPreferredKeySession(t,r,i,"encrypted-event-no-match")}))}))),f.catch((function(t){return e.handleError(t)}))}}},e._onWaitingForKey=function(t){this.log('"'+t.type+'" event')},e.attemptSetMediaKeys=function(t,e){var r=this,i=this.setMediaKeysQueue.slice();this.log('Setting media-keys for "'+t+'"');var n=Promise.all(i).then((function(){if(!r.media)throw new Error("Attempted to set mediaKeys without media element attached");return r.media.setMediaKeys(e)}));return this.setMediaKeysQueue.push(n),n.then((function(){r.log('Media-keys set for "'+t+'"'),i.push(n),r.setMediaKeysQueue=r.setMediaKeysQueue.filter((function(t){return-1===i.indexOf(t)}))}))},e.generateRequestWithPreferredKeySession=function(t,e,r,i){var n,a,s=this,o=null==(n=this.config.drmSystems)||null==(a=n[t.keySystem])?void 0:a.generateRequest;if(o)try{var l=o.call(this.hls,e,r,t);if(!l)throw new Error("Invalid response from configured generateRequest filter");e=l.initDataType,r=t.decryptdata.pssh=l.initData?new Uint8Array(l.initData):null}catch(t){var u;if(this.warn(t.message),null!=(u=this.hls)&&u.config.debug)throw t}if(null===r)return this.log('Skipping key-session request for "'+i+'" (no initData)'),Promise.resolve(t);var h=this.getKeyIdString(t.decryptdata);this.log('Generating key-session request for "'+i+'": '+h+" (init data type: "+e+" length: "+(r?r.byteLength:null)+")");var d=new ln;t.mediaKeysSession.onmessage=function(e){var r=t.mediaKeysSession;if(r){var i=e.messageType,n=e.message;s.log('"'+i+'" message event for session "'+r.sessionId+'" message size: '+n.byteLength),"license-request"===i||"license-renewal"===i?s.renewLicense(t,n).catch((function(t){s.handleError(t),d.emit("error",t)})):"license-release"===i?t.keySystem===X.FAIRPLAY&&(s.updateKeySession(t,q("acknowledged")),s.removeSession(t)):s.warn('unhandled media key message type "'+i+'"')}else d.emit("error",new Error("invalid state"))},t.mediaKeysSession.onkeystatuseschange=function(e){if(t.mediaKeysSession){s.onKeyStatusChange(t);var r=t.keyStatus;d.emit("keyStatus",r),"expired"===r&&(s.warn(t.keySystem+" expired for key "+h),s.renewKeySession(t))}else d.emit("error",new Error("invalid state"))};var c=new Promise((function(t,e){d.on("error",e),d.on("keyStatus",(function(r){r.startsWith("usable")?t():"output-restricted"===r?e(new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED,fatal:!1},"HDCP level output restricted")):"internal-error"===r?e(new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_STATUS_INTERNAL_ERROR,fatal:!0},'key status changed to "'+r+'"')):"expired"===r?e(new Error("key expired while generating request")):s.warn('unhandled key status change "'+r+'"')}))}));return t.mediaKeysSession.generateRequest(e,r).then((function(){var e;s.log('Request generated for key-session "'+(null==(e=t.mediaKeysSession)?void 0:e.sessionId)+'" keyId: '+h)})).catch((function(t){throw new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_NO_SESSION,error:t,fatal:!1},"Error generating key-session request: "+t)})).then((function(){return c})).catch((function(e){throw d.removeAllListeners(),s.removeSession(t),e})).then((function(){return d.removeAllListeners(),t}))},e.onKeyStatusChange=function(t){var e=this;t.mediaKeysSession.keyStatuses.forEach((function(r,i){e.log('key status change "'+r+'" for keyStatuses keyId: '+St("buffer"in i?new Uint8Array(i.buffer,i.byteOffset,i.byteLength):new Uint8Array(i))+" session keyId: "+St(new Uint8Array(t.decryptdata.keyId||[]))+" uri: "+t.decryptdata.uri),t.keyStatus=r}))},e.fetchServerCertificate=function(t){var e=this.config,r=new(0,e.loader)(e),n=this.getServerCertificateUrl(t);return n?(this.log('Fetching serverCertificate for "'+t+'"'),new Promise((function(a,s){var o={responseType:"arraybuffer",url:n},l=e.certLoadPolicy.default,u={loadPolicy:l,timeout:l.maxLoadTimeMs,maxRetry:0,retryDelay:0,maxRetryDelay:0},h={onSuccess:function(t,e,r,i){a(t.data)},onError:function(e,r,a,l){s(new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:a,response:i({url:o.url,data:void 0},e)},'"'+t+'" certificate request failed ('+n+"). Status: "+e.code+" ("+e.text+")"))},onTimeout:function(e,r,i){s(new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED,fatal:!0,networkDetails:i,response:{url:o.url,data:void 0}},'"'+t+'" certificate request timed out ('+n+")"))},onAbort:function(t,e,r){s(new Error("aborted"))}};r.load(o,u,h)}))):Promise.resolve()},e.setMediaKeysServerCertificate=function(t,e,r){var i=this;return new Promise((function(n,a){t.setServerCertificate(r).then((function(a){i.log("setServerCertificate "+(a?"success":"not supported by CDM")+" ("+(null==r?void 0:r.byteLength)+') on "'+e+'"'),n(t)})).catch((function(t){a(new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED,error:t,fatal:!0},t.message))}))}))},e.renewLicense=function(t,e){var r=this;return this.requestLicense(t,new Uint8Array(e)).then((function(e){return r.updateKeySession(t,new Uint8Array(e)).catch((function(t){throw new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_SESSION_UPDATE_FAILED,error:t,fatal:!0},t.message)}))}))},e.setupLicenseXHR=function(t,e,r,i){var n=this,a=this.config.licenseXhrSetup;return a?Promise.resolve().then((function(){if(!r.decryptdata)throw new Error("Key removed");return a.call(n.hls,t,e,r,i)})).catch((function(s){if(!r.decryptdata)throw s;return t.open("POST",e,!0),a.call(n.hls,t,e,r,i)})).then((function(r){return t.readyState||t.open("POST",e,!0),{xhr:t,licenseChallenge:r||i}})):(t.open("POST",e,!0),Promise.resolve({xhr:t,licenseChallenge:i}))},e.requestLicense=function(t,e){var r=this,i=this.config.keyLoadPolicy.default;return new Promise((function(n,a){var s=r.getLicenseServerUrl(t.keySystem);r.log("Sending license request to URL: "+s);var o=new XMLHttpRequest;o.responseType="arraybuffer",o.onreadystatechange=function(){if(!r.hls||!t.mediaKeysSession)return a(new Error("invalid state"));if(4===o.readyState)if(200===o.status){r._requestLicenseFailureCount=0;var l=o.response;r.log("License received "+(l instanceof ArrayBuffer?l.byteLength:l));var u=r.config.licenseResponseCallback;if(u)try{l=u.call(r.hls,o,s,t)}catch(t){r.error(t)}n(l)}else{var h=i.errorRetry,d=h?h.maxNumRetry:0;if(r._requestLicenseFailureCount++,r._requestLicenseFailureCount>d||o.status>=400&&o.status<500)a(new Ca({type:A.KEY_SYSTEM_ERROR,details:k.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0,networkDetails:o,response:{url:s,data:void 0,code:o.status,text:o.statusText}},"License Request XHR failed ("+s+"). Status: "+o.status+" ("+o.statusText+")"));else{var c=d-r._requestLicenseFailureCount+1;r.warn("Retrying license request, "+c+" attempts left"),r.requestLicense(t,e).then(n,a)}}},t.licenseXhr&&t.licenseXhr.readyState!==XMLHttpRequest.DONE&&t.licenseXhr.abort(),t.licenseXhr=o,r.setupLicenseXHR(o,s,t,e).then((function(t){var e=t.xhr,r=t.licenseChallenge;e.send(r)}))}))},e.onMediaAttached=function(t,e){if(this.config.emeEnabled){var r=e.media;this.media=r,r.addEventListener("encrypted",this.onMediaEncrypted),r.addEventListener("waitingforkey",this.onWaitingForKey)}},e.onMediaDetached=function(){var e=this,r=this.media,i=this.mediaKeySessions;r&&(r.removeEventListener("encrypted",this.onMediaEncrypted),r.removeEventListener("waitingforkey",this.onWaitingForKey),this.media=null),this._requestLicenseFailureCount=0,this.setMediaKeysQueue=[],this.mediaKeySessions=[],this.keyIdToKeySessionPromise={},Ht.clearKeyUriToKeyIdMap();var n=i.length;t.CDMCleanupPromise=Promise.all(i.map((function(t){return e.removeSession(t)})).concat(null==r?void 0:r.setMediaKeys(null).catch((function(t){e.log("Could not clear media keys: "+t+". media.src: "+(null==r?void 0:r.src))})))).then((function(){n&&(e.log("finished closing key sessions and clearing media keys"),i.length=0)})).catch((function(t){e.log("Could not close sessions and clear media keys: "+t+". media.src: "+(null==r?void 0:r.src))}))},e.onManifestLoading=function(){this.keyFormatPromise=null},e.onManifestLoaded=function(t,e){var r=e.sessionKeys;if(r&&this.config.emeEnabled&&!this.keyFormatPromise){var i=r.reduce((function(t,e){return-1===t.indexOf(e.keyFormat)&&t.push(e.keyFormat),t}),[]);this.log("Selecting key-system from session-keys "+i.join(", ")),this.keyFormatPromise=this.getKeyFormatPromise(i)}},e.removeSession=function(t){var e=this,r=t.mediaKeysSession,i=t.licenseXhr;if(r){this.log("Remove licenses and keys and close session "+r.sessionId),r.onmessage=null,r.onkeystatuseschange=null,i&&i.readyState!==XMLHttpRequest.DONE&&i.abort(),t.mediaKeysSession=t.decryptdata=t.licenseXhr=void 0;var n=this.mediaKeySessions.indexOf(t);return n>-1&&this.mediaKeySessions.splice(n,1),r.remove().catch((function(t){e.log("Could not remove session: "+t)})).then((function(){return r.close()})).catch((function(t){e.log("Could not close session: "+t)}))}},t}();wa.CDMCleanupPromise=void 0;var Ca=function(t){function e(e,r){var i;return(i=t.call(this,r)||this).data=void 0,e.error||(e.error=new Error(r)),i.data=e,e.err=e.error,i}return l(e,t),e}(f(Error)),_a="m",Pa="a",xa="v",Fa="av",Ma="i",Oa="tt",Na=function(){function t(e){var r=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){r.initialized&&(r.starved=!0),r.buffering=!0},this.onPlaying=function(){r.initialized||(r.initialized=!0),r.buffering=!1},this.applyPlaylistData=function(t){try{r.apply(t,{ot:_a,su:!r.initialized})}catch(t){_.warn("Could not generate manifest CMCD data.",t)}},this.applyFragmentData=function(t){try{var e=t.frag,i=r.hls.levels[e.level],n=r.getObjectType(e),a={d:1e3*e.duration,ot:n};n!==xa&&n!==Pa&&n!=Fa||(a.br=i.bitrate/1e3,a.tb=r.getTopBandwidth(n)/1e3,a.bl=r.getBufferLength(n)),r.apply(t,a)}catch(t){_.warn("Could not generate segment CMCD data.",t)}},this.hls=e;var i=this.config=e.config,n=i.cmcd;null!=n&&(i.pLoader=this.createPlaylistLoader(),i.fLoader=this.createFragmentLoader(),this.sid=n.sessionId||t.uuid(),this.cid=n.contentId,this.useHeaders=!0===n.useHeaders,this.registerListeners())}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.on(R.MEDIA_DETACHED,this.onMediaDetached,this),t.on(R.BUFFER_CREATED,this.onBufferCreated,this)},e.unregisterListeners=function(){var t=this.hls;t.off(R.MEDIA_ATTACHED,this.onMediaAttached,this),t.off(R.MEDIA_DETACHED,this.onMediaDetached,this),t.off(R.BUFFER_CREATED,this.onBufferCreated,this)},e.destroy=function(){this.unregisterListeners(),this.onMediaDetached(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},e.onMediaAttached=function(t,e){this.media=e.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},e.onMediaDetached=function(){this.media&&(this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null)},e.onBufferCreated=function(t,e){var r,i;this.audioBuffer=null==(r=e.tracks.audio)?void 0:r.buffer,this.videoBuffer=null==(i=e.tracks.video)?void 0:i.buffer},e.createData=function(){var t;return{v:1,sf:"h",sid:this.sid,cid:this.cid,pr:null==(t=this.media)?void 0:t.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},e.apply=function(e,r){void 0===r&&(r={}),o(r,this.createData());var i=r.ot===Ma||r.ot===xa||r.ot===Fa;if(this.starved&&i&&(r.bs=!0,r.su=!0,this.starved=!1),null==r.su&&(r.su=this.buffering),this.useHeaders){var n=t.toHeaders(r);if(!Object.keys(n).length)return;e.headers||(e.headers={}),o(e.headers,n)}else{var a=t.toQuery(r);if(!a)return;e.url=t.appendQueryToUri(e.url,a)}},e.getObjectType=function(t){var e=t.type;return"subtitle"===e?Oa:"initSegment"===t.sn?Ma:"audio"===e?Pa:"main"===e?this.hls.audioTracks.length?xa:Fa:void 0},e.getTopBandwidth=function(t){var e,r=0,i=this.hls;if(t===Pa)e=i.audioTracks;else{var n=i.maxAutoLevel,a=n>-1?n+1:i.levels.length;e=i.levels.slice(0,a)}for(var s,o=v(e);!(s=o()).done;){var l=s.value;l.bitrate>r&&(r=l.bitrate)}return r>0?r:NaN},e.getBufferLength=function(t){var e=this.hls.media,r=t===Pa?this.audioBuffer:this.videoBuffer;return r&&e?1e3*_r.bufferInfo(r,e.currentTime,this.config.maxBufferHole).len:NaN},e.createPlaylistLoader=function(){var t=this.config.pLoader,e=this.applyPlaylistData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},a(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},e.createFragmentLoader=function(){var t=this.config.fLoader,e=this.applyFragmentData,r=t||this.config.loader;return function(){function t(t){this.loader=void 0,this.loader=new r(t)}var i=t.prototype;return i.destroy=function(){this.loader.destroy()},i.abort=function(){this.loader.abort()},i.load=function(t,r,i){e(t),this.loader.load(t,r,i)},a(t,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),t}()},t.uuid=function(){var t=URL.createObjectURL(new Blob),e=t.toString();return URL.revokeObjectURL(t),e.slice(e.lastIndexOf("/")+1)},t.serialize=function(t){for(var e,r=[],i=function(t){return!Number.isNaN(t)&&null!=t&&""!==t&&!1!==t},n=function(t){return Math.round(t)},a=function(t){return 100*n(t/100)},s={br:n,d:n,bl:a,dl:a,mtp:a,nor:function(t){return encodeURIComponent(t)},rtp:a,tb:n},o=v(Object.keys(t||{}).sort());!(e=o()).done;){var l=e.value,u=t[l];if(i(u)&&!("v"===l&&1===u||"pr"==l&&1===u)){var h=s[l];h&&(u=h(u));var d=typeof u,c=void 0;c="ot"===l||"sf"===l||"st"===l?l+"="+u:"boolean"===d?l:"number"===d?l+"="+u:l+"="+JSON.stringify(u),r.push(c)}}return r.join(",")},t.toHeaders=function(e){for(var r={},i=["Object","Request","Session","Status"],n=[{},{},{},{}],a={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},s=0,o=Object.keys(e);s<o.length;s++){var l=o[s];n[null!=a[l]?a[l]:1][l]=e[l]}for(var u=0;u<n.length;u++){var h=t.serialize(n[u]);h&&(r["CMCD-"+i[u]]=h)}return r},t.toQuery=function(e){return"CMCD="+encodeURIComponent(t.serialize(e))},t.appendQueryToUri=function(t,e){if(!e)return t;var r=t.includes("?")?"&":"?";return""+t+r+e},t}(),Ua=function(){function t(t){this.hls=void 0,this.log=void 0,this.loader=null,this.uri=null,this.pathwayId=".",this.pathwayPriority=null,this.timeToLoad=300,this.reloadTimer=-1,this.updated=0,this.started=!1,this.enabled=!0,this.levels=null,this.audioTracks=null,this.subtitleTracks=null,this.penalizedPathways={},this.hls=t,this.log=_.log.bind(_,"[content-steering]:"),this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(R.MANIFEST_LOADING,this.onManifestLoading,this),t.on(R.MANIFEST_LOADED,this.onManifestLoaded,this),t.on(R.MANIFEST_PARSED,this.onManifestParsed,this),t.on(R.ERROR,this.onError,this)},e.unregisterListeners=function(){var t=this.hls;t&&(t.off(R.MANIFEST_LOADING,this.onManifestLoading,this),t.off(R.MANIFEST_LOADED,this.onManifestLoaded,this),t.off(R.MANIFEST_PARSED,this.onManifestParsed,this),t.off(R.ERROR,this.onError,this))},e.startLoad=function(){if(this.started=!0,self.clearTimeout(this.reloadTimer),this.enabled&&this.uri)if(this.updated){var t=Math.max(1e3*this.timeToLoad-(performance.now()-this.updated),0);this.scheduleRefresh(this.uri,t)}else this.loadSteeringManifest(this.uri)},e.stopLoad=function(){this.started=!1,this.loader&&(this.loader.destroy(),this.loader=null),self.clearTimeout(this.reloadTimer)},e.destroy=function(){this.unregisterListeners(),this.stopLoad(),this.hls=null,this.levels=this.audioTracks=this.subtitleTracks=null},e.removeLevel=function(t){var e=this.levels;e&&(this.levels=e.filter((function(e){return e!==t})))},e.onManifestLoading=function(){this.stopLoad(),this.enabled=!0,this.timeToLoad=300,this.updated=0,this.uri=null,this.pathwayId=".",this.levels=this.audioTracks=this.subtitleTracks=null},e.onManifestLoaded=function(t,e){var r=e.contentSteering;null!==r&&(this.pathwayId=r.pathwayId,this.uri=r.uri,this.started&&this.startLoad())},e.onManifestParsed=function(t,e){this.audioTracks=e.audioTracks,this.subtitleTracks=e.subtitleTracks},e.onError=function(t,e){var r=e.errorAction;if((null==r?void 0:r.action)===sr&&r.flags===ur){var i=this.pathwayPriority,n=this.pathwayId;this.penalizedPathways[n]||(this.penalizedPathways[n]=performance.now()),!i&&this.levels&&(i=this.levels.reduce((function(t,e){return-1===t.indexOf(e.pathwayId)&&t.push(e.pathwayId),t}),[])),i&&i.length>1&&(this.updatePathwayPriority(i),r.resolved=this.pathwayId!==n)}},e.filterParsedLevels=function(t){this.levels=t;var e=this.getLevelsForPathway(this.pathwayId);if(0===e.length){var r=t[0].pathwayId;this.log("No levels found in Pathway "+this.pathwayId+'. Setting initial Pathway to "'+r+'"'),e=this.getLevelsForPathway(r),this.pathwayId=r}return e.length!==t.length?(this.log("Found "+e.length+"/"+t.length+' levels in Pathway "'+this.pathwayId+'"'),e):t},e.getLevelsForPathway=function(t){return null===this.levels?[]:this.levels.filter((function(e){return t===e.pathwayId}))},e.updatePathwayPriority=function(t){var e;this.pathwayPriority=t;var r=this.penalizedPathways,i=performance.now();Object.keys(r).forEach((function(t){i-r[t]>3e5&&delete r[t]}));for(var n=0;n<t.length;n++){var a=t[n];if(!r[a]){if(a===this.pathwayId)return;var s=this.hls.nextLoadLevel,o=this.hls.levels[s];if((e=this.getLevelsForPathway(a)).length>0){this.log('Setting Pathway to "'+a+'"'),this.pathwayId=a,this.hls.trigger(R.LEVELS_UPDATED,{levels:e});var l=this.hls.levels[s];o&&l&&this.levels&&(l.attrs["STABLE-VARIANT-ID"]!==o.attrs["STABLE-VARIANT-ID"]&&l.bitrate!==o.bitrate&&this.log("Unstable Pathways change from bitrate "+o.bitrate+" to "+l.bitrate),this.hls.nextLoadLevel=s);break}}}},e.clonePathways=function(t){var e=this,r=this.levels;if(r){var i={},n={};t.forEach((function(t){var a=t.ID,s=t["BASE-ID"],l=t["URI-REPLACEMENT"];if(!r.some((function(t){return t.pathwayId===a}))){var u=e.getLevelsForPathway(s).map((function(t){var e=o({},t);e.details=void 0,e.url=Ga(t.uri,t.attrs["STABLE-VARIANT-ID"],"PER-VARIANT-URIS",l);var r=new F(t.attrs);r["PATHWAY-ID"]=a;var s=r.AUDIO&&r.AUDIO+"_clone_"+a,u=r.SUBTITLES&&r.SUBTITLES+"_clone_"+a;s&&(i[r.AUDIO]=s,r.AUDIO=s),u&&(n[r.SUBTITLES]=u,r.SUBTITLES=u),e.attrs=r;var h=new Ge(e);return gr(h,"audio",s),gr(h,"text",u),h}));r.push.apply(r,u),Ba(e.audioTracks,i,l,a),Ba(e.subtitleTracks,n,l,a)}}))}},e.loadSteeringManifest=function(t){var e,r=this,i=this.hls.config,n=i.loader;this.loader&&this.loader.destroy(),this.loader=new n(i);try{e=new self.URL(t)}catch(e){return this.enabled=!1,void this.log("Failed to parse Steering Manifest URI: "+t)}if("data:"!==e.protocol){var a=0|(this.hls.bandwidthEstimate||i.abrEwmaDefaultEstimate);e.searchParams.set("_HLS_pathway",this.pathwayId),e.searchParams.set("_HLS_throughput",""+a)}var s={responseType:"json",url:e.href},o=i.steeringManifestLoadPolicy.default,l=o.errorRetry||o.timeoutRetry||{},u={loadPolicy:o,timeout:o.maxLoadTimeMs,maxRetry:l.maxNumRetry||0,retryDelay:l.retryDelayMs||0,maxRetryDelay:l.maxRetryDelayMs||0},h={onSuccess:function(t,i,n,a){r.log('Loaded steering manifest: "'+e+'"');var s=t.data;if(1===s.VERSION){r.updated=performance.now(),r.timeToLoad=s.TTL;var o=s["RELOAD-URI"],l=s["PATHWAY-CLONES"],u=s["PATHWAY-PRIORITY"];if(o)try{r.uri=new self.URL(o,e).href}catch(t){return r.enabled=!1,void r.log("Failed to parse Steering Manifest RELOAD-URI: "+o)}r.scheduleRefresh(r.uri||n.url),l&&r.clonePathways(l),u&&r.updatePathwayPriority(u)}else r.log("Steering VERSION "+s.VERSION+" not supported!")},onError:function(t,e,i,n){if(r.log("Error loading steering manifest: "+t.code+" "+t.text+" ("+e.url+")"),r.stopLoad(),410===t.code)return r.enabled=!1,void r.log("Steering manifest "+e.url+" no longer available");var a=1e3*r.timeToLoad;if(429!==t.code)r.scheduleRefresh(r.uri||e.url,a);else{var s=r.loader;if("function"==typeof(null==s?void 0:s.getResponseHeader)){var o=s.getResponseHeader("Retry-After");o&&(a=1e3*parseFloat(o))}r.log("Steering manifest "+e.url+" rate limited")}},onTimeout:function(t,e,i){r.log("Timeout loading steering manifest ("+e.url+")"),r.scheduleRefresh(r.uri||e.url)}};this.log("Requesting steering manifest: "+e),this.loader.load(s,u,h)},e.scheduleRefresh=function(t,e){var r=this;void 0===e&&(e=1e3*this.timeToLoad),self.clearTimeout(this.reloadTimer),this.reloadTimer=self.setTimeout((function(){r.loadSteeringManifest(t)}),e)},t}();function Ba(t,e,r,i){t&&Object.keys(e).forEach((function(n){var a=t.filter((function(t){return t.groupId===n})).map((function(t){var a=o({},t);return a.details=void 0,a.attrs=new 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currentLevel:"+t),this.loadLevel=t,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(t){_.log("set nextLevel:"+t),this.levelController.manualLevel=t,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(t){_.log("set loadLevel:"+t),this.levelController.manualLevel=t}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(t){this.levelController.nextLoadLevel=t}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(t){_.log("set firstLevel:"+t),this.levelController.firstLevel=t}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(t){_.log("set startLevel:"+t),-1!==t&&(t=Math.max(t,this.minAutoLevel)),this.levelController.startLevel=t}},{key:"capLevelToPlayerSize",get:function(){return this.config.capLevelToPlayerSize},set:function(t){var e=!!t;e!==this.config.capLevelToPlayerSize&&(e?this.capLevelController.startCapping():(this.capLevelController.stopCapping(),this.autoLevelCapping=-1,this.streamController.nextLevelSwitch()),this.config.capLevelToPlayerSize=e)}},{key:"autoLevelCapping",get:function(){return this._autoLevelCapping},set:function(t){this._autoLevelCapping!==t&&(_.log("set autoLevelCapping:"+t),this._autoLevelCapping=t)}},{key:"bandwidthEstimate",get:function(){var t=this.abrController.bwEstimator;return t?t.getEstimate():NaN}},{key:"ttfbEstimate",get:function(){var t=this.abrController.bwEstimator;return t?t.getEstimateTTFB():NaN}},{key:"maxHdcpLevel",get:function(){return this._maxHdcpLevel},set:function(t){Me.indexOf(t)>-1&&(this._maxHdcpLevel=t)}},{key:"autoLevelEnabled",get:function(){return-1===this.levelController.manualLevel}},{key:"manualLevel",get:function(){return this.levelController.manualLevel}},{key:"minAutoLevel",get:function(){var t=this.levels,e=this.config.minAutoBitrate;if(!t)return 0;for(var r=t.length,i=0;i<r;i++)if(t[i].maxBitrate>=e)return i;return 0}},{key:"maxAutoLevel",get:function(){var t,e=this.levels,r=this.autoLevelCapping,i=this.maxHdcpLevel;if(t=-1===r&&e&&e.length?e.length-1:r,i)for(var n=t;n--;){var a=e[n].attrs["HDCP-LEVEL"];if(a&&a<=i)return n}return t}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(t){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,t)}},{key:"playingDate",get:function(){return this.streamController.currentProgramDateTime}},{key:"mainForwardBufferInfo",get:function(){return this.streamController.getMainFwdBufferInfo()}},{key:"audioTracks",get:function(){var t=this.audioTrackController;return t?t.audioTracks:[]}},{key:"audioTrack",get:function(){var t=this.audioTrackController;return t?t.audioTrack:-1},set:function(t){var e=this.audioTrackController;e&&(e.audioTrack=t)}},{key:"subtitleTracks",get:function(){var t=this.subtitleTrackController;return t?t.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var t=this.subtitleTrackController;return t?t.subtitleTrack:-1},set:function(t){var e=this.subtitleTrackController;e&&(e.subtitleTrack=t)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var t=this.subtitleTrackController;return!!t&&t.subtitleDisplay},set:function(t){var e=this.subtitleTrackController;e&&(e.subtitleDisplay=t)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(t){this.config.lowLatencyMode=t}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}],[{key:"version",get:function(){return"1.4.14"}},{key:"Events",get:function(){return R}},{key:"ErrorTypes",get:function(){return A}},{key:"ErrorDetails",get:function(){return k}},{key:"DefaultConfig",get:function(){return t.defaultConfig?t.defaultConfig:Xa},set:function(e){t.defaultConfig=e}}]),t}();return $a.defaultConfig=void 0,$a},"object"==typeof exports&&"undefined"!=typeof module?module.exports=i():"function"==typeof define&&define.amd?define(i):(r="undefined"!=typeof globalThis?globalThis:r||self).Hls=i()}(!1);
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