| 3 | class f extends p{constructor(){super(),this.buffer=""}push(e){let t;for(this.buffer+=e,t=this.buffer.indexOf("\n");t>-1;t=this.buffer.indexOf("\n"))this.trigger("data",this.buffer.substring(0,t)),this.buffer=this.buffer.substring(t+1)}}const g=String.fromCharCode(9),y=function(e){const t=/([0-9.]*)?@?([0-9.]*)?/.exec(e||""),i={};return t[1]&&(i.length=parseInt(t[1],10)),t[2]&&(i.offset=parseInt(t[2],10)),i},_=function(e){const t={};if(!e)return t;const i=e.split(new RegExp('(?:^|,)((?:[^=]*)=(?:"[^"]*"|[^,]*))'));let n,s=i.length;for(;s--;)""!==i[s]&&(n=/([^=]*)=(.*)/.exec(i[s]).slice(1),n[0]=n[0].replace(/^\s+|\s+$/g,""),n[1]=n[1].replace(/^\s+|\s+$/g,""),n[1]=n[1].replace(/^['"](.*)['"]$/g,"$1"),t[n[0]]=n[1]);return t};class T extends p{constructor(){super(),this.customParsers=[],this.tagMappers=[]}push(e){let t,i;0!==(e=e.trim()).length&&("#"===e[0]?this.tagMappers.reduce(((t,i)=>{const n=i(e);return n===e?t:t.concat([n])}),[e]).forEach((e=>{for(let 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i={type:"tag",tagType:"discontinuity-sequence"},t[1]&&(i.number=parseInt(t[1],10)),void this.trigger("data",i);if(t=/^#EXT-X-PLAYLIST-TYPE:(.*)?$/.exec(e),t)return i={type:"tag",tagType:"playlist-type"},t[1]&&(i.playlistType=t[1]),void this.trigger("data",i);if(t=/^#EXT-X-BYTERANGE:(.*)?$/.exec(e),t)return i=c(y(t[1]),{type:"tag",tagType:"byterange"}),void this.trigger("data",i);if(t=/^#EXT-X-ALLOW-CACHE:(YES|NO)?/.exec(e),t)return i={type:"tag",tagType:"allow-cache"},t[1]&&(i.allowed=!/NO/.test(t[1])),void this.trigger("data",i);if(t=/^#EXT-X-MAP:(.*)$/.exec(e),t){if(i={type:"tag",tagType:"map"},t[1]){const e=_(t[1]);e.URI&&(i.uri=e.URI),e.BYTERANGE&&(i.byterange=y(e.BYTERANGE))}this.trigger("data",i)}else if(t=/^#EXT-X-STREAM-INF:(.*)$/.exec(e),t){if(i={type:"tag",tagType:"stream-inf"},t[1]){if(i.attributes=_(t[1]),i.attributes.RESOLUTION){const 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u})(s,this.vhs_.xhr,((t,i,n,a)=>{if(t)return r(t,i);if(!n||"mp4"!==n)return r({status:i.status,message:`Unsupported ${n||"unknown"} container type for sidx segment at URL: ${s}`,response:"",playlist:e,internal:!0,playlistExclusionDuration:1/0,code:2},i);const{offset:o,length:d}=e.sidx.byterange;if(a.length>=d+o)return r(t,{response:a.subarray(o,o+d),status:i.status,uri:i.uri});this.request=this.vhs_.xhr({uri:s,responseType:"arraybuffer",headers:Ie({byterange:e.sidx.byterange})},r)}))}dispose(){this.trigger("dispose"),this.stopRequest(),this.loadedPlaylists_={},window.clearTimeout(this.minimumUpdatePeriodTimeout_),window.clearTimeout(this.mediaRequest_),window.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null,this.mediaRequest_=null,this.minimumUpdatePeriodTimeout_=null,this.mainPlaylistLoader_.createMupOnMedia_&&(this.off("loadedmetadata",this.mainPlaylistLoader_.createMupOnMedia_),this.mainPlaylistLoader_.createMupOnMedia_=null),this.off()}hasPendingRequest(){return this.request||this.mediaRequest_}stopRequest(){if(this.request){const e=this.request;this.request=null,e.onreadystatechange=null,e.abort()}}media(e){if(!e)return this.media_;if("HAVE_NOTHING"===this.state)throw new Error("Cannot switch media playlist from "+this.state);const t=this.state;if("string"==typeof e){if(!this.mainPlaylistLoader_.main.playlists[e])throw new Error("Unknown playlist URI: "+e);e=this.mainPlaylistLoader_.main.playlists[e]}const i=!this.media_||e.id!==this.media_.id;if(i&&this.loadedPlaylists_[e.id]&&this.loadedPlaylists_[e.id].endList)return this.state="HAVE_METADATA",this.media_=e,void(i&&(this.trigger("mediachanging"),this.trigger("mediachange")));i&&(this.media_&&this.trigger("mediachanging"),this.addSidxSegments_(e,t,(i=>{this.haveMetadata({startingState:t,playlist:e})})))}haveMetadata({startingState:e,playlist:t}){this.state="HAVE_METADATA",this.loadedPlaylists_[t.id]=t,this.mediaRequest_=null,this.refreshMedia_(t.id),"HAVE_MAIN_MANIFEST"===e?this.trigger("loadedmetadata"):this.trigger("mediachange")}pause(){this.mainPlaylistLoader_.createMupOnMedia_&&(this.off("loadedmetadata",this.mainPlaylistLoader_.createMupOnMedia_),this.mainPlaylistLoader_.createMupOnMedia_=null),this.stopRequest(),window.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null,this.isMain_&&(window.clearTimeout(this.mainPlaylistLoader_.minimumUpdatePeriodTimeout_),this.mainPlaylistLoader_.minimumUpdatePeriodTimeout_=null),"HAVE_NOTHING"===this.state&&(this.started=!1)}load(e){window.clearTimeout(this.mediaUpdateTimeout),this.mediaUpdateTimeout=null;const t=this.media();if(e){const e=t?t.targetDuration/2*1e3:5e3;this.mediaUpdateTimeout=window.setTimeout((()=>this.load()),e)}else this.started?t&&!t.endList?(this.isMain_&&!this.minimumUpdatePeriodTimeout_&&(this.trigger("minimumUpdatePeriod"),this.updateMinimumUpdatePeriodTimeout_()),this.trigger("mediaupdatetimeout")):this.trigger("loadedplaylist"):this.start()}start(){this.started=!0,this.isMain_?this.requestMain_(((e,t)=>{this.haveMain_(),this.hasPendingRequest()||this.media_||this.media(this.mainPlaylistLoader_.main.playlists[0])})):this.mediaRequest_=window.setTimeout((()=>this.haveMain_()),0)}requestMain_(e){this.request=this.vhs_.xhr({uri:this.mainPlaylistLoader_.srcUrl,withCredentials:this.withCredentials},((t,i)=>{if(this.requestErrored_(t,i))return void("HAVE_NOTHING"===this.state&&(this.started=!1));const n=i.responseText!==this.mainPlaylistLoader_.mainXml_;return this.mainPlaylistLoader_.mainXml_=i.responseText,i.responseHeaders&&i.responseHeaders.date?this.mainLoaded_=Date.parse(i.responseHeaders.date):this.mainLoaded_=Date.now(),this.mainPlaylistLoader_.srcUrl=l(this.mainPlaylistLoader_.srcUrl,i),n?(this.handleMain_(),void this.syncClientServerClock_((()=>e(i,n)))):e(i,n)}))}syncClientServerClock_(e){const t=(i=this.mainPlaylistLoader_.mainXml_,(e=>{const t=It(e,"UTCTiming")[0];if(!t)return null;const i=xt(t);switch(i.schemeIdUri){case"urn:mpeg:dash:utc:http-head:2014":case"urn:mpeg:dash:utc:http-head:2012":i.method="HEAD";break;case"urn:mpeg:dash:utc:http-xsdate:2014":case"urn:mpeg:dash:utc:http-iso:2014":case"urn:mpeg:dash:utc:http-xsdate:2012":case"urn:mpeg:dash:utc:http-iso:2012":i.method="GET";break;case"urn:mpeg:dash:utc:direct:2014":case"urn:mpeg:dash:utc:direct:2012":i.method="DIRECT",i.value=Date.parse(i.value);break;default:throw new Error("UNSUPPORTED_UTC_TIMING_SCHEME")}return i})(Ut(i)));var i;return null===t?(this.mainPlaylistLoader_.clientOffset_=this.mainLoaded_-Date.now(),e()):"DIRECT"===t.method?(this.mainPlaylistLoader_.clientOffset_=t.value-Date.now(),e()):void(this.request=this.vhs_.xhr({uri:u(this.mainPlaylistLoader_.srcUrl,t.value),method:t.method,withCredentials:this.withCredentials},((i,n)=>{if(!this.request)return;if(i)return this.mainPlaylistLoader_.clientOffset_=this.mainLoaded_-Date.now(),e();let s;s="HEAD"===t.method?n.responseHeaders&&n.responseHeaders.date?Date.parse(n.responseHeaders.date):this.mainLoaded_:Date.parse(n.responseText),this.mainPlaylistLoader_.clientOffset_=s-Date.now(),e()})))}haveMain_(){this.state="HAVE_MAIN_MANIFEST",this.isMain_?this.trigger("loadedplaylist"):this.media_||this.media(this.childPlaylist_)}handleMain_(){this.mediaRequest_=null;const e=this.mainPlaylistLoader_.main;let t=(({mainXml:e,srcUrl:t,clientOffset:i,sidxMapping:n,previousManifest:s})=>{const r=((e,t={})=>{const i=((e,t={})=>{const{manifestUri:i="",NOW:n=Date.now(),clientOffset:s=0}=t,r=It(e,"Period");if(!r.length)throw new Error("INVALID_NUMBER_OF_PERIOD");const a=It(e,"Location"),o=xt(e),d=kt([i],It(e,"BaseURL"));o.type=o.type||"static",o.sourceDuration=o.mediaPresentationDuration||0,o.NOW=n,o.clientOffset=s,a.length&&(o.locations=a.map(Et));const u=[];return r.forEach(((e,t)=>{const i=xt(e),n=u[t-1];i.start=(({attributes:e,priorPeriodAttributes:t,mpdType:i})=>"number"==typeof e.start?e.start:t&&"number"==typeof t.start&&"number"==typeof t.duration?t.start+t.duration:t||"static"!==i?null:0)({attributes:i,priorPeriodAttributes:n?n.attributes:null,mpdType:o.type}),u.push({node:e,attributes:i})})),{locations:o.locations,representationInfo:Qe(u.map(Pt(o,d)))}})(Ut(e),t),n=i.representationInfo.map(wt);return gt({dashPlaylists:n,locations:i.locations,sidxMapping:t.sidxMapping,previousManifest:t.previousManifest})})(e,{manifestUri:t,clientOffset:i,sidxMapping:n,previousManifest:s});return ce(r,t),r})({mainXml:this.mainPlaylistLoader_.mainXml_,srcUrl:this.mainPlaylistLoader_.srcUrl,clientOffset:this.mainPlaylistLoader_.clientOffset_,sidxMapping:this.mainPlaylistLoader_.sidxMapping_,previousManifest:e});e&&(t=((e,t,i)=>{let n=!0,s=U(e,{duration:t.duration,minimumUpdatePeriod:t.minimumUpdatePeriod,timelineStarts:t.timelineStarts});for(let e=0;e<t.playlists.length;e++){const r=t.playlists[e];if(r.sidx){const e=ot(r.sidx);i&&i[e]&&i[e].sidx&&it(r,i[e].sidx,r.sidx.resolvedUri)}const a=_e(s,r,si);a&&(s=a,n=!1)}return le(t,((e,t,i,r)=>{if(e.playlists&&e.playlists.length){const a=e.playlists[0].id,o=_e(s,e.playlists[0],si);o&&(s=o,s.mediaGroups[t][i][r].playlists[0]=s.playlists[a],n=!1)}})),t.minimumUpdatePeriod!==e.minimumUpdatePeriod&&(n=!1),n?null:s})(e,t,this.mainPlaylistLoader_.sidxMapping_)),this.mainPlaylistLoader_.main=t||e;const i=this.mainPlaylistLoader_.main.locations&&this.mainPlaylistLoader_.main.locations[0];return i&&i!==this.mainPlaylistLoader_.srcUrl&&(this.mainPlaylistLoader_.srcUrl=i),(!e||t&&t.minimumUpdatePeriod!==e.minimumUpdatePeriod)&&this.updateMinimumUpdatePeriodTimeout_(),Boolean(t)}updateMinimumUpdatePeriodTimeout_(){const e=this.mainPlaylistLoader_;e.createMupOnMedia_&&(e.off("loadedmetadata",e.createMupOnMedia_),e.createMupOnMedia_=null),e.minimumUpdatePeriodTimeout_&&(window.clearTimeout(e.minimumUpdatePeriodTimeout_),e.minimumUpdatePeriodTimeout_=null);let t=e.main&&e.main.minimumUpdatePeriod;0===t&&(e.media()?t=1e3*e.media().targetDuration:(e.createMupOnMedia_=e.updateMinimumUpdatePeriodTimeout_,e.one("loadedmetadata",e.createMupOnMedia_))),"number"!=typeof t||t<=0?t<0&&this.logger_(`found invalid minimumUpdatePeriod of ${t}, not setting a timeout`):this.createMUPTimeout_(t)}createMUPTimeout_(e){const t=this.mainPlaylistLoader_;t.minimumUpdatePeriodTimeout_=window.setTimeout((()=>{t.minimumUpdatePeriodTimeout_=null,t.trigger("minimumUpdatePeriod"),t.createMUPTimeout_(e)}),e)}refreshXml_(){this.requestMain_(((e,t)=>{t&&(this.media_&&(this.media_=this.mainPlaylistLoader_.main.playlists[this.media_.id]),this.mainPlaylistLoader_.sidxMapping_=((e,t)=>{let i=ai(e.playlists,t);return le(e,((e,n,s,r)=>{if(e.playlists&&e.playlists.length){const n=e.playlists;i=U(i,ai(n,t))}})),i})(this.mainPlaylistLoader_.main,this.mainPlaylistLoader_.sidxMapping_),this.addSidxSegments_(this.media(),this.state,(e=>{this.refreshMedia_(this.media().id)})))}))}refreshMedia_(e){if(!e)throw new Error("refreshMedia_ must take a media id");this.media_&&this.isMain_&&this.handleMain_();const t=this.mainPlaylistLoader_.main.playlists,i=!this.media_||this.media_!==t[e];if(i?this.media_=t[e]:this.trigger("playlistunchanged"),!this.mediaUpdateTimeout){const 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Uint8Array([0,0,0,0,0,0,0,1,0,0,0,2,0,1,95,144,(4278190080&e)>>24,(16711680&e)>>16,(65280&e)>>8,255&e,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 i(w.mvhd,t)},y=function(e){var t,n,s=e.samples||[],r=new Uint8Array(4+s.length);for(n=0;n<s.length;n++)t=s[n].flags,r[n+4]=t.dependsOn<<4|t.isDependedOn<<2|t.hasRedundancy;return i(w.sdtp,r)},_=function(e){return i(w.stbl,T(e),i(w.stts,M),i(w.stsc,C),i(w.stsz,R),i(w.stco,U))},T=function(e){return i(w.stsd,new Uint8Array([0,0,0,0,0,0,0,1]),"video"===e.type?B(e):N(e))},B=function(e){var t,n,s=e.sps||[],r=e.pps||[],a=[],o=[];for(t=0;t<s.length;t++)a.push((65280&s[t].byteLength)>>>8),a.push(255&s[t].byteLength),a=a.concat(Array.prototype.slice.call(s[t]));for(t=0;t<r.length;t++)o.push((65280&r[t].byteLength)>>>8),o.push(255&r[t].byteLength),o=o.concat(Array.prototype.slice.call(r[t]));if(n=[w.avc1,new 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Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,0,(4278190080&e.duration)>>24,(16711680&e.duration)>>16,(65280&e.duration)>>8,255&e.duration,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,(65280&e.width)>>8,255&e.width,0,0,(65280&e.height)>>8,255&e.height,0,0]);return i(w.tkhd,t)},b=function(e){var t,n,s,r,a,o;return t=i(w.tfhd,new Uint8Array([0,0,0,58,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0])),a=Math.floor(e.baseMediaDecodeTime/H),o=Math.floor(e.baseMediaDecodeTime%H),n=i(w.tfdt,new Uint8Array([1,0,0,0,a>>>24&255,a>>>16&255,a>>>8&255,255&a,o>>>24&255,o>>>16&255,o>>>8&255,255&o])),"audio"===e.type?(s=v(e,92),i(w.traf,t,n,s)):(r=y(e),s=v(e,r.length+92),i(w.traf,t,n,s,r))},c=function(e){return e.duration=e.duration||4294967295,i(w.trak,p(e),m(e))},S=function(e){var t=new Uint8Array([0,0,0,0,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]);return"video"!==e.type&&(t[t.length-1]=0),i(w.trex,t)},q=function(e,t){var i=0,n=0,s=0,r=0;return e.length&&(void 0!==e[0].duration&&(i=1),void 0!==e[0].size&&(n=2),void 0!==e[0].flags&&(s=4),void 0!==e[0].compositionTimeOffset&&(r=8)),[0,0,i|n|s|r,1,(4278190080&e.length)>>>24,(16711680&e.length)>>>16,(65280&e.length)>>>8,255&e.length,(4278190080&t)>>>24,(16711680&t)>>>16,(65280&t)>>>8,255&t]},$=function(e,t){var n,s,r,a,o,d;for(t+=20+16*(a=e.samples||[]).length,r=q(a,t),(s=new Uint8Array(r.length+16*a.length)).set(r),n=r.length,d=0;d<a.length;d++)o=a[d],s[n++]=(4278190080&o.duration)>>>24,s[n++]=(16711680&o.duration)>>>16,s[n++]=(65280&o.duration)>>>8,s[n++]=255&o.duration,s[n++]=(4278190080&o.size)>>>24,s[n++]=(16711680&o.size)>>>16,s[n++]=(65280&o.size)>>>8,s[n++]=255&o.size,s[n++]=o.flags.isLeading<<2|o.flags.dependsOn,s[n++]=o.flags.isDependedOn<<6|o.flags.hasRedundancy<<4|o.flags.paddingValue<<1|o.flags.isNonSyncSample,s[n++]=61440&o.flags.degradationPriority,s[n++]=15&o.flags.degradationPriority,s[n++]=(4278190080&o.compositionTimeOffset)>>>24,s[n++]=(16711680&o.compositionTimeOffset)>>>16,s[n++]=(65280&o.compositionTimeOffset)>>>8,s[n++]=255&o.compositionTimeOffset;return i(w.trun,s)},F=function(e,t){var n,s,r,a,o,d;for(t+=20+8*(a=e.samples||[]).length,r=q(a,t),(n=new Uint8Array(r.length+8*a.length)).set(r),s=r.length,d=0;d<a.length;d++)o=a[d],n[s++]=(4278190080&o.duration)>>>24,n[s++]=(16711680&o.duration)>>>16,n[s++]=(65280&o.duration)>>>8,n[s++]=255&o.duration,n[s++]=(4278190080&o.size)>>>24,n[s++]=(16711680&o.size)>>>16,n[s++]=(65280&o.size)>>>8,n[s++]=255&o.size;return i(w.trun,n)},v=function(e,t){return"audio"===e.type?F(e,t):$(e,t)};var j,X,z,Q,Y,K,J,Z,ee={ftyp:r=function(){return i(w.ftyp,I,E,I,A)},mdat:function(e){return i(w.mdat,e)},moof:d,moov:u,initSegment:function(e){var t,i=r(),n=u(e);return(t=new Uint8Array(i.byteLength+n.byteLength)).set(i),t.set(n,i.byteLength),t}},te=function(e,t){var i={size:0,flags:{isLeading:0,dependsOn:1,isDependedOn:0,hasRedundancy:0,degradationPriority:0,isNonSyncSample:1}};return i.dataOffset=t,i.compositionTimeOffset=e.pts-e.dts,i.duration=e.duration,i.size=4*e.length,i.size+=e.byteLength,e.keyFrame&&(i.flags.dependsOn=2,i.flags.isNonSyncSample=0),i},ie={groupNalsIntoFrames:function(e){var t,i,n=[],s=[];for(s.byteLength=0,s.nalCount=0,s.duration=0,n.byteLength=0,t=0;t<e.length;t++)"access_unit_delimiter_rbsp"===(i=e[t]).nalUnitType?(n.length&&(n.duration=i.dts-n.dts,s.byteLength+=n.byteLength,s.nalCount+=n.length,s.duration+=n.duration,s.push(n)),(n=[i]).byteLength=i.data.byteLength,n.pts=i.pts,n.dts=i.dts):("slice_layer_without_partitioning_rbsp_idr"===i.nalUnitType&&(n.keyFrame=!0),n.duration=i.dts-n.dts,n.byteLength+=i.data.byteLength,n.push(i));return s.length&&(!n.duration||n.duration<=0)&&(n.duration=s[s.length-1].duration),s.byteLength+=n.byteLength,s.nalCount+=n.length,s.duration+=n.duration,s.push(n),s},groupFramesIntoGops:function(e){var t,i,n=[],s=[];for(n.byteLength=0,n.nalCount=0,n.duration=0,n.pts=e[0].pts,n.dts=e[0].dts,s.byteLength=0,s.nalCount=0,s.duration=0,s.pts=e[0].pts,s.dts=e[0].dts,t=0;t<e.length;t++)(i=e[t]).keyFrame?(n.length&&(s.push(n),s.byteLength+=n.byteLength,s.nalCount+=n.nalCount,s.duration+=n.duration),(n=[i]).nalCount=i.length,n.byteLength=i.byteLength,n.pts=i.pts,n.dts=i.dts,n.duration=i.duration):(n.duration+=i.duration,n.nalCount+=i.length,n.byteLength+=i.byteLength,n.push(i));return s.length&&n.duration<=0&&(n.duration=s[s.length-1].duration),s.byteLength+=n.byteLength,s.nalCount+=n.nalCount,s.duration+=n.duration,s.push(n),s},extendFirstKeyFrame:function(e){var t;return!e[0][0].keyFrame&&e.length>1&&(t=e.shift(),e.byteLength-=t.byteLength,e.nalCount-=t.nalCount,e[0][0].dts=t.dts,e[0][0].pts=t.pts,e[0][0].duration+=t.duration),e},generateSampleTable:function(e,t){var i,n,s,r,a,o=t||0,d=[];for(i=0;i<e.length;i++)for(r=e[i],n=0;n<r.length;n++)a=r[n],o+=(s=te(a,o)).size,d.push(s);return d},concatenateNalData:function(e){var t,i,n,s,r,a,o=0,d=e.byteLength,u=e.nalCount,l=new Uint8Array(d+4*u),h=new DataView(l.buffer);for(t=0;t<e.length;t++)for(s=e[t],i=0;i<s.length;i++)for(r=s[i],n=0;n<r.length;n++)a=r[n],h.setUint32(o,a.data.byteLength),o+=4,l.set(a.data,o),o+=a.data.byteLength;return l},generateSampleTableForFrame:function(e,t){var i,n=[];return i=te(e,t||0),n.push(i),n},concatenateNalDataForFrame:function(e){var t,i,n=0,s=e.byteLength,r=e.length,a=new Uint8Array(s+4*r),o=new DataView(a.buffer);for(t=0;t<e.length;t++)i=e[t],o.setUint32(n,i.data.byteLength),n+=4,a.set(i.data,n),n+=i.data.byteLength;return a}},ne=[33,16,5,32,164,27],se=[33,65,108,84,1,2,4,8,168,2,4,8,17,191,252],re=function(e){for(var t=[];e--;)t.push(0);return t},ae=9e4;K=function(e,t){return X(Y(e,t))},J=function(e,t){return z(Q(e),t)},Z=function(e,t,i){return Q(i?e:e-t)};var oe={ONE_SECOND_IN_TS:ae,secondsToVideoTs:X=function(e){return e*ae},secondsToAudioTs:z=function(e,t){return e*t},videoTsToSeconds:Q=function(e){return e/ae},audioTsToSeconds:Y=function(e,t){return e/t},audioTsToVideoTs:K,videoTsToAudioTs:J,metadataTsToSeconds:Z},de=oe,ue={prefixWithSilence:function(e,t,i,n){var s,r,a,o,d,u=0,l=0,h=0;if(t.length&&(s=de.audioTsToVideoTs(e.baseMediaDecodeTime,e.samplerate),r=Math.ceil(de.ONE_SECOND_IN_TS/(e.samplerate/1024)),i&&n&&(u=s-Math.max(i,n),h=(l=Math.floor(u/r))*r),!(l<1||h>de.ONE_SECOND_IN_TS/2))){for((a=function(){if(!j){var e={96e3:[ne,[227,64],re(154),[56]],88200:[ne,[231],re(170),[56]],64e3:[ne,[248,192],re(240),[56]],48e3:[ne,[255,192],re(268),[55,148,128],re(54),[112]],44100:[ne,[255,192],re(268),[55,163,128],re(84),[112]],32e3:[ne,[255,192],re(268),[55,234],re(226),[112]],24e3:[ne,[255,192],re(268),[55,255,128],re(268),[111,112],re(126),[224]],16e3:[ne,[255,192],re(268),[55,255,128],re(268),[111,255],re(269),[223,108],re(195),[1,192]],12e3:[se,re(268),[3,127,248],re(268),[6,255,240],re(268),[13,255,224],re(268),[27,253,128],re(259),[56]],11025:[se,re(268),[3,127,248],re(268),[6,255,240],re(268),[13,255,224],re(268),[27,255,192],re(268),[55,175,128],re(108),[112]],8e3:[se,re(268),[3,121,16],re(47),[7]]};t=e,j=Object.keys(t).reduce((function(e,i){return e[i]=new Uint8Array(t[i].reduce((function(e,t){return e.concat(t)}),[])),e}),{})}var t;return j}()[e.samplerate])||(a=t[0].data),o=0;o<l;o++)d=t[0],t.splice(0,0,{data:a,dts:d.dts-r,pts:d.pts-r});return e.baseMediaDecodeTime-=Math.floor(de.videoTsToAudioTs(h,e.samplerate)),h}},trimAdtsFramesByEarliestDts:function(e,t,i){return t.minSegmentDts>=i?e:(t.minSegmentDts=1/0,e.filter((function(e){return e.dts>=i&&(t.minSegmentDts=Math.min(t.minSegmentDts,e.dts),t.minSegmentPts=t.minSegmentDts,!0)})))},generateSampleTable:function(e){var t,i,n=[];for(t=0;t<e.length;t++)i=e[t],n.push({size:i.data.byteLength,duration:1024});return n},concatenateFrameData:function(e){var t,i,n=0,s=new Uint8Array(function(e){var t,i=0;for(t=0;t<e.length;t++)i+=e[t].data.byteLength;return i}(e));for(t=0;t<e.length;t++)i=e[t],s.set(i.data,n),n+=i.data.byteLength;return s}},le=oe.ONE_SECOND_IN_TS,he={clearDtsInfo:function(e){delete e.minSegmentDts,delete e.maxSegmentDts,delete e.minSegmentPts,delete e.maxSegmentPts},calculateTrackBaseMediaDecodeTime:function(e,t){var i,n=e.minSegmentDts;return t||(n-=e.timelineStartInfo.dts),i=e.timelineStartInfo.baseMediaDecodeTime,i+=n,i=Math.max(0,i),"audio"===e.type&&(i*=e.samplerate/le,i=Math.floor(i)),i},collectDtsInfo:function(e,t){"number"==typeof t.pts&&(void 0===e.timelineStartInfo.pts&&(e.timelineStartInfo.pts=t.pts),void 0===e.minSegmentPts?e.minSegmentPts=t.pts:e.minSegmentPts=Math.min(e.minSegmentPts,t.pts),void 0===e.maxSegmentPts?e.maxSegmentPts=t.pts:e.maxSegmentPts=Math.max(e.maxSegmentPts,t.pts)),"number"==typeof t.dts&&(void 0===e.timelineStartInfo.dts&&(e.timelineStartInfo.dts=t.dts),void 0===e.minSegmentDts?e.minSegmentDts=t.dts:e.minSegmentDts=Math.min(e.minSegmentDts,t.dts),void 0===e.maxSegmentDts?e.maxSegmentDts=t.dts:e.maxSegmentDts=Math.max(e.maxSegmentDts,t.dts))}},ce={parseSei:function(e){for(var t=0,i={payloadType:-1,payloadSize:0},n=0,s=0;t<e.byteLength&&128!==e[t];){for(;255===e[t];)n+=255,t++;for(n+=e[t++];255===e[t];)s+=255,t++;if(s+=e[t++],!i.payload&&4===n){if("GA94"===String.fromCharCode(e[t+3],e[t+4],e[t+5],e[t+6])){i.payloadType=n,i.payloadSize=s,i.payload=e.subarray(t,t+s);break}i.payload=void 0}t+=s,n=0,s=0}return i},parseUserData:function(e){return 181!==e.payload[0]||49!=(e.payload[1]<<8|e.payload[2])||"GA94"!==String.fromCharCode(e.payload[3],e.payload[4],e.payload[5],e.payload[6])||3!==e.payload[7]?null:e.payload.subarray(8,e.payload.length-1)},parseCaptionPackets:function(e,t){var i,n,s,r,a=[];if(!(64&t[0]))return a;for(n=31&t[0],i=0;i<n;i++)r={type:3&t[2+(s=3*i)],pts:e},4&t[s+2]&&(r.ccData=t[s+3]<<8|t[s+4],a.push(r));return a},discardEmulationPreventionBytes:function(e){for(var t,i,n=e.byteLength,s=[],r=1;r<n-2;)0===e[r]&&0===e[r+1]&&3===e[r+2]?(s.push(r+2),r+=2):r++;if(0===s.length)return e;t=n-s.length,i=new Uint8Array(t);var a=0;for(r=0;r<t;a++,r++)a===s[0]&&(a++,s.shift()),i[r]=e[a];return i},USER_DATA_REGISTERED_ITU_T_T35:4},pe=W,me=ce,fe=function(e){e=e||{},fe.prototype.init.call(this),this.parse708captions_="boolean"!=typeof e.parse708captions||e.parse708captions,this.captionPackets_=[],this.ccStreams_=[new Ee(0,0),new Ee(0,1),new Ee(1,0),new Ee(1,1)],this.parse708captions_&&(this.cc708Stream_=new be({captionServices:e.captionServices})),this.reset(),this.ccStreams_.forEach((function(e){e.on("data",this.trigger.bind(this,"data")),e.on("partialdone",this.trigger.bind(this,"partialdone")),e.on("done",this.trigger.bind(this,"done"))}),this),this.parse708captions_&&(this.cc708Stream_.on("data",this.trigger.bind(this,"data")),this.cc708Stream_.on("partialdone",this.trigger.bind(this,"partialdone")),this.cc708Stream_.on("done",this.trigger.bind(this,"done")))};fe.prototype=new pe,fe.prototype.push=function(e){var t,i,n;if("sei_rbsp"===e.nalUnitType&&(t=me.parseSei(e.escapedRBSP)).payload&&t.payloadType===me.USER_DATA_REGISTERED_ITU_T_T35&&(i=me.parseUserData(t)))if(e.dts<this.latestDts_)this.ignoreNextEqualDts_=!0;else{if(e.dts===this.latestDts_&&this.ignoreNextEqualDts_)return this.numSameDts_--,void(this.numSameDts_||(this.ignoreNextEqualDts_=!1));n=me.parseCaptionPackets(e.pts,i),this.captionPackets_=this.captionPackets_.concat(n),this.latestDts_!==e.dts&&(this.numSameDts_=0),this.numSameDts_++,this.latestDts_=e.dts}},fe.prototype.flushCCStreams=function(e){this.ccStreams_.forEach((function(t){return"flush"===e?t.flush():t.partialFlush()}),this)},fe.prototype.flushStream=function(e){this.captionPackets_.length?(this.captionPackets_.forEach((function(e,t){e.presortIndex=t})),this.captionPackets_.sort((function(e,t){return e.pts===t.pts?e.presortIndex-t.presortIndex:e.pts-t.pts})),this.captionPackets_.forEach((function(e){e.type<2?this.dispatchCea608Packet(e):this.dispatchCea708Packet(e)}),this),this.captionPackets_.length=0,this.flushCCStreams(e)):this.flushCCStreams(e)},fe.prototype.flush=function(){return this.flushStream("flush")},fe.prototype.partialFlush=function(){return this.flushStream("partialFlush")},fe.prototype.reset=function(){this.latestDts_=null,this.ignoreNextEqualDts_=!1,this.numSameDts_=0,this.activeCea608Channel_=[null,null],this.ccStreams_.forEach((function(e){e.reset()}))},fe.prototype.dispatchCea608Packet=function(e){this.setsTextOrXDSActive(e)?this.activeCea608Channel_[e.type]=null:this.setsChannel1Active(e)?this.activeCea608Channel_[e.type]=0:this.setsChannel2Active(e)&&(this.activeCea608Channel_[e.type]=1),null!==this.activeCea608Channel_[e.type]&&this.ccStreams_[(e.type<<1)+this.activeCea608Channel_[e.type]].push(e)},fe.prototype.setsChannel1Active=function(e){return 4096==(30720&e.ccData)},fe.prototype.setsChannel2Active=function(e){return 6144==(30720&e.ccData)},fe.prototype.setsTextOrXDSActive=function(e){return 256==(28928&e.ccData)||4138==(30974&e.ccData)||6186==(30974&e.ccData)},fe.prototype.dispatchCea708Packet=function(e){this.parse708captions_&&this.cc708Stream_.push(e)};var ge={127:9834,4128:32,4129:160,4133:8230,4138:352,4140:338,4144:9608,4145:8216,4146:8217,4147:8220,4148:8221,4149:8226,4153:8482,4154:353,4156:339,4157:8480,4159:376,4214:8539,4215:8540,4216:8541,4217:8542,4218:9168,4219:9124,4220:9123,4221:9135,4222:9126,4223:9121,4256:12600},ye=function(e){return 32<=e&&e<=127||160<=e&&e<=255},_e=function(e){this.windowNum=e,this.reset()};_e.prototype.reset=function(){this.clearText(),this.pendingNewLine=!1,this.winAttr={},this.penAttr={},this.penLoc={},this.penColor={},this.visible=0,this.rowLock=0,this.columnLock=0,this.priority=0,this.relativePositioning=0,this.anchorVertical=0,this.anchorHorizontal=0,this.anchorPoint=0,this.rowCount=1,this.virtualRowCount=this.rowCount+1,this.columnCount=41,this.windowStyle=0,this.penStyle=0},_e.prototype.getText=function(){return this.rows.join("\n")},_e.prototype.clearText=function(){this.rows=[""],this.rowIdx=0},_e.prototype.newLine=function(e){for(this.rows.length>=this.virtualRowCount&&"function"==typeof this.beforeRowOverflow&&this.beforeRowOverflow(e),this.rows.length>0&&(this.rows.push(""),this.rowIdx++);this.rows.length>this.virtualRowCount;)this.rows.shift(),this.rowIdx--},_e.prototype.isEmpty=function(){return 0===this.rows.length||1===this.rows.length&&""===this.rows[0]},_e.prototype.addText=function(e){this.rows[this.rowIdx]+=e},_e.prototype.backspace=function(){if(!this.isEmpty()){var e=this.rows[this.rowIdx];this.rows[this.rowIdx]=e.substr(0,e.length-1)}};var Te=function(e,t,i){this.serviceNum=e,this.text="",this.currentWindow=new _e(-1),this.windows=[],this.stream=i,"string"==typeof t&&this.createTextDecoder(t)};Te.prototype.init=function(e,t){this.startPts=e;for(var i=0;i<8;i++)this.windows[i]=new _e(i),"function"==typeof t&&(this.windows[i].beforeRowOverflow=t)},Te.prototype.setCurrentWindow=function(e){this.currentWindow=this.windows[e]},Te.prototype.createTextDecoder=function(e){if("undefined"==typeof TextDecoder)this.stream.trigger("log",{level:"warn",message:"The `encoding` option is unsupported without TextDecoder support"});else try{this.textDecoder_=new TextDecoder(e)}catch(t){this.stream.trigger("log",{level:"warn",message:"TextDecoder could not be created with "+e+" encoding. "+t})}};var be=function(e){e=e||{},be.prototype.init.call(this);var t,i=this,n=e.captionServices||{},s={};Object.keys(n).forEach((e=>{t=n[e],/^SERVICE/.test(e)&&(s[e]=t.encoding)})),this.serviceEncodings=s,this.current708Packet=null,this.services={},this.push=function(e){3===e.type?(i.new708Packet(),i.add708Bytes(e)):(null===i.current708Packet&&i.new708Packet(),i.add708Bytes(e))}};be.prototype=new pe,be.prototype.new708Packet=function(){null!==this.current708Packet&&this.push708Packet(),this.current708Packet={data:[],ptsVals:[]}},be.prototype.add708Bytes=function(e){var t=e.ccData,i=t>>>8,n=255&t;this.current708Packet.ptsVals.push(e.pts),this.current708Packet.data.push(i),this.current708Packet.data.push(n)},be.prototype.push708Packet=function(){var e=this.current708Packet,t=e.data,i=null,n=null,s=0,r=t[s++];for(e.seq=r>>6,e.sizeCode=63&r;s<t.length;s++)n=31&(r=t[s++]),7==(i=r>>5)&&n>0&&(i=r=t[s++]),this.pushServiceBlock(i,s,n),n>0&&(s+=n-1)},be.prototype.pushServiceBlock=function(e,t,i){var n,s=t,r=this.current708Packet.data,a=this.services[e];for(a||(a=this.initService(e,s));s<t+i&&s<r.length;s++)n=r[s],ye(n)?s=this.handleText(s,a):24===n?s=this.multiByteCharacter(s,a):16===n?s=this.extendedCommands(s,a):128<=n&&n<=135?s=this.setCurrentWindow(s,a):152<=n&&n<=159?s=this.defineWindow(s,a):136===n?s=this.clearWindows(s,a):140===n?s=this.deleteWindows(s,a):137===n?s=this.displayWindows(s,a):138===n?s=this.hideWindows(s,a):139===n?s=this.toggleWindows(s,a):151===n?s=this.setWindowAttributes(s,a):144===n?s=this.setPenAttributes(s,a):145===n?s=this.setPenColor(s,a):146===n?s=this.setPenLocation(s,a):143===n?a=this.reset(s,a):8===n?a.currentWindow.backspace():12===n?a.currentWindow.clearText():13===n?a.currentWindow.pendingNewLine=!0:14===n?a.currentWindow.clearText():141===n&&s++},be.prototype.extendedCommands=function(e,t){var i=this.current708Packet.data[++e];return ye(i)&&(e=this.handleText(e,t,{isExtended:!0})),e},be.prototype.getPts=function(e){return this.current708Packet.ptsVals[Math.floor(e/2)]},be.prototype.initService=function(e,t){var i,n,s=this;return(i="SERVICE"+e)in this.serviceEncodings&&(n=this.serviceEncodings[i]),this.services[e]=new Te(e,n,s),this.services[e].init(this.getPts(t),(function(t){s.flushDisplayed(t,s.services[e])})),this.services[e]},be.prototype.handleText=function(e,t,i){var n,s,r,a,o=i&&i.isExtended,d=i&&i.isMultiByte,u=this.current708Packet.data,l=o?4096:0,h=u[e],c=u[e+1],p=t.currentWindow;return t.textDecoder_&&!o?(d?(s=[h,c],e++):s=[h],n=t.textDecoder_.decode(new Uint8Array(s))):(a=ge[r=l|h]||r,n=4096&r&&r===a?"":String.fromCharCode(a)),p.pendingNewLine&&!p.isEmpty()&&p.newLine(this.getPts(e)),p.pendingNewLine=!1,p.addText(n),e},be.prototype.multiByteCharacter=function(e,t){var i=this.current708Packet.data,n=i[e+1],s=i[e+2];return ye(n)&&ye(s)&&(e=this.handleText(++e,t,{isMultiByte:!0})),e},be.prototype.setCurrentWindow=function(e,t){var i=7&this.current708Packet.data[e];return t.setCurrentWindow(i),e},be.prototype.defineWindow=function(e,t){var i=this.current708Packet.data,n=i[e],s=7&n;t.setCurrentWindow(s);var r=t.currentWindow;return n=i[++e],r.visible=(32&n)>>5,r.rowLock=(16&n)>>4,r.columnLock=(8&n)>>3,r.priority=7&n,n=i[++e],r.relativePositioning=(128&n)>>7,r.anchorVertical=127&n,n=i[++e],r.anchorHorizontal=n,n=i[++e],r.anchorPoint=(240&n)>>4,r.rowCount=15&n,n=i[++e],r.columnCount=63&n,n=i[++e],r.windowStyle=(56&n)>>3,r.penStyle=7&n,r.virtualRowCount=r.rowCount+1,e},be.prototype.setWindowAttributes=function(e,t){var i=this.current708Packet.data,n=i[e],s=t.currentWindow.winAttr;return n=i[++e],s.fillOpacity=(192&n)>>6,s.fillRed=(48&n)>>4,s.fillGreen=(12&n)>>2,s.fillBlue=3&n,n=i[++e],s.borderType=(192&n)>>6,s.borderRed=(48&n)>>4,s.borderGreen=(12&n)>>2,s.borderBlue=3&n,n=i[++e],s.borderType+=(128&n)>>5,s.wordWrap=(64&n)>>6,s.printDirection=(48&n)>>4,s.scrollDirection=(12&n)>>2,s.justify=3&n,n=i[++e],s.effectSpeed=(240&n)>>4,s.effectDirection=(12&n)>>2,s.displayEffect=3&n,e},be.prototype.flushDisplayed=function(e,t){for(var i=[],n=0;n<8;n++)t.windows[n].visible&&!t.windows[n].isEmpty()&&i.push(t.windows[n].getText());t.endPts=e,t.text=i.join("\n\n"),this.pushCaption(t),t.startPts=e},be.prototype.pushCaption=function(e){""!==e.text&&(this.trigger("data",{startPts:e.startPts,endPts:e.endPts,text:e.text,stream:"cc708_"+e.serviceNum}),e.text="",e.startPts=e.endPts)},be.prototype.displayWindows=function(e,t){var i=this.current708Packet.data[++e],n=this.getPts(e);this.flushDisplayed(n,t);for(var s=0;s<8;s++)i&1<<s&&(t.windows[s].visible=1);return e},be.prototype.hideWindows=function(e,t){var i=this.current708Packet.data[++e],n=this.getPts(e);this.flushDisplayed(n,t);for(var s=0;s<8;s++)i&1<<s&&(t.windows[s].visible=0);return e},be.prototype.toggleWindows=function(e,t){var i=this.current708Packet.data[++e],n=this.getPts(e);this.flushDisplayed(n,t);for(var s=0;s<8;s++)i&1<<s&&(t.windows[s].visible^=1);return e},be.prototype.clearWindows=function(e,t){var i=this.current708Packet.data[++e],n=this.getPts(e);this.flushDisplayed(n,t);for(var s=0;s<8;s++)i&1<<s&&t.windows[s].clearText();return e},be.prototype.deleteWindows=function(e,t){var i=this.current708Packet.data[++e],n=this.getPts(e);this.flushDisplayed(n,t);for(var s=0;s<8;s++)i&1<<s&&t.windows[s].reset();return e},be.prototype.setPenAttributes=function(e,t){var i=this.current708Packet.data,n=i[e],s=t.currentWindow.penAttr;return n=i[++e],s.textTag=(240&n)>>4,s.offset=(12&n)>>2,s.penSize=3&n,n=i[++e],s.italics=(128&n)>>7,s.underline=(64&n)>>6,s.edgeType=(56&n)>>3,s.fontStyle=7&n,e},be.prototype.setPenColor=function(e,t){var i=this.current708Packet.data,n=i[e],s=t.currentWindow.penColor;return n=i[++e],s.fgOpacity=(192&n)>>6,s.fgRed=(48&n)>>4,s.fgGreen=(12&n)>>2,s.fgBlue=3&n,n=i[++e],s.bgOpacity=(192&n)>>6,s.bgRed=(48&n)>>4,s.bgGreen=(12&n)>>2,s.bgBlue=3&n,n=i[++e],s.edgeRed=(48&n)>>4,s.edgeGreen=(12&n)>>2,s.edgeBlue=3&n,e},be.prototype.setPenLocation=function(e,t){var i=this.current708Packet.data,n=i[e],s=t.currentWindow.penLoc;return t.currentWindow.pendingNewLine=!0,n=i[++e],s.row=15&n,n=i[++e],s.column=63&n,e},be.prototype.reset=function(e,t){var i=this.getPts(e);return this.flushDisplayed(i,t),this.initService(t.serviceNum,e)};var Se={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,304:174,305:176,306:189,307:191,308:8482,309:162,310:163,311:9834,312:224,313:160,314:232,315:226,316:234,317:238,318:244,319:251,544:193,545:201,546:211,547:218,548:220,549:252,550:8216,551:161,552:42,553:39,554:8212,555:169,556:8480,557:8226,558:8220,559:8221,560:192,561:194,562:199,563:200,564:202,565:203,566:235,567:206,568:207,569:239,570:212,571:217,572:249,573:219,574:171,575:187,800:195,801:227,802:205,803:204,804:236,805:210,806:242,807:213,808:245,809:123,810:125,811:92,812:94,813:95,814:124,815:126,816:196,817:228,818:214,819:246,820:223,821:165,822:164,823:9474,824:197,825:229,826:216,827:248,828:9484,829:9488,830:9492,831:9496},ve=function(e){return null===e?"":(e=Se[e]||e,String.fromCharCode(e))},we=[4352,4384,4608,4640,5376,5408,5632,5664,5888,5920,4096,4864,4896,5120,5152],Ie=function(){for(var e=[],t=15;t--;)e.push("");return e},Ee=function(e,t){Ee.prototype.init.call(this),this.field_=e||0,this.dataChannel_=t||0,this.name_="CC"+(1+(this.field_<<1|this.dataChannel_)),this.setConstants(),this.reset(),this.push=function(e){var t,i,n,s,r;if((t=32639&e.ccData)!==this.lastControlCode_){if(4096==(61440&t)?this.lastControlCode_=t:t!==this.PADDING_&&(this.lastControlCode_=null),n=t>>>8,s=255&t,t!==this.PADDING_)if(t===this.RESUME_CAPTION_LOADING_)this.mode_="popOn";else if(t===this.END_OF_CAPTION_)this.mode_="popOn",this.clearFormatting(e.pts),this.flushDisplayed(e.pts),i=this.displayed_,this.displayed_=this.nonDisplayed_,this.nonDisplayed_=i,this.startPts_=e.pts;else if(t===this.ROLL_UP_2_ROWS_)this.rollUpRows_=2,this.setRollUp(e.pts);else if(t===this.ROLL_UP_3_ROWS_)this.rollUpRows_=3,this.setRollUp(e.pts);else if(t===this.ROLL_UP_4_ROWS_)this.rollUpRows_=4,this.setRollUp(e.pts);else if(t===this.CARRIAGE_RETURN_)this.clearFormatting(e.pts),this.flushDisplayed(e.pts),this.shiftRowsUp_(),this.startPts_=e.pts;else if(t===this.BACKSPACE_)"popOn"===this.mode_?this.nonDisplayed_[this.row_]=this.nonDisplayed_[this.row_].slice(0,-1):this.displayed_[this.row_]=this.displayed_[this.row_].slice(0,-1);else if(t===this.ERASE_DISPLAYED_MEMORY_)this.flushDisplayed(e.pts),this.displayed_=Ie();else if(t===this.ERASE_NON_DISPLAYED_MEMORY_)this.nonDisplayed_=Ie();else if(t===this.RESUME_DIRECT_CAPTIONING_)"paintOn"!==this.mode_&&(this.flushDisplayed(e.pts),this.displayed_=Ie()),this.mode_="paintOn",this.startPts_=e.pts;else if(this.isSpecialCharacter(n,s))r=ve((n=(3&n)<<8)|s),this[this.mode_](e.pts,r),this.column_++;else if(this.isExtCharacter(n,s))"popOn"===this.mode_?this.nonDisplayed_[this.row_]=this.nonDisplayed_[this.row_].slice(0,-1):this.displayed_[this.row_]=this.displayed_[this.row_].slice(0,-1),r=ve((n=(3&n)<<8)|s),this[this.mode_](e.pts,r),this.column_++;else if(this.isMidRowCode(n,s))this.clearFormatting(e.pts),this[this.mode_](e.pts," "),this.column_++,14==(14&s)&&this.addFormatting(e.pts,["i"]),1==(1&s)&&this.addFormatting(e.pts,["u"]);else if(this.isOffsetControlCode(n,s))this.column_+=3&s;else if(this.isPAC(n,s)){var a=we.indexOf(7968&t);"rollUp"===this.mode_&&(a-this.rollUpRows_+1<0&&(a=this.rollUpRows_-1),this.setRollUp(e.pts,a)),a!==this.row_&&(this.clearFormatting(e.pts),this.row_=a),1&s&&-1===this.formatting_.indexOf("u")&&this.addFormatting(e.pts,["u"]),16==(16&t)&&(this.column_=4*((14&t)>>1)),this.isColorPAC(s)&&14==(14&s)&&this.addFormatting(e.pts,["i"])}else this.isNormalChar(n)&&(0===s&&(s=null),r=ve(n),r+=ve(s),this[this.mode_](e.pts,r),this.column_+=r.length)}else this.lastControlCode_=null}};Ee.prototype=new pe,Ee.prototype.flushDisplayed=function(e){var t=this.displayed_.map((function(e,t){try{return e.trim()}catch(e){return this.trigger("log",{level:"warn",message:"Skipping a malformed 608 caption at index "+t+"."}),""}}),this).join("\n").replace(/^\n+|\n+$/g,"");t.length&&this.trigger("data",{startPts:this.startPts_,endPts:e,text:t,stream:this.name_})},Ee.prototype.reset=function(){this.mode_="popOn",this.topRow_=0,this.startPts_=0,this.displayed_=Ie(),this.nonDisplayed_=Ie(),this.lastControlCode_=null,this.column_=0,this.row_=14,this.rollUpRows_=2,this.formatting_=[]},Ee.prototype.setConstants=function(){0===this.dataChannel_?(this.BASE_=16,this.EXT_=17,this.CONTROL_=(20|this.field_)<<8,this.OFFSET_=23):1===this.dataChannel_&&(this.BASE_=24,this.EXT_=25,this.CONTROL_=(28|this.field_)<<8,this.OFFSET_=31),this.PADDING_=0,this.RESUME_CAPTION_LOADING_=32|this.CONTROL_,this.END_OF_CAPTION_=47|this.CONTROL_,this.ROLL_UP_2_ROWS_=37|this.CONTROL_,this.ROLL_UP_3_ROWS_=38|this.CONTROL_,this.ROLL_UP_4_ROWS_=39|this.CONTROL_,this.CARRIAGE_RETURN_=45|this.CONTROL_,this.RESUME_DIRECT_CAPTIONING_=41|this.CONTROL_,this.BACKSPACE_=33|this.CONTROL_,this.ERASE_DISPLAYED_MEMORY_=44|this.CONTROL_,this.ERASE_NON_DISPLAYED_MEMORY_=46|this.CONTROL_},Ee.prototype.isSpecialCharacter=function(e,t){return e===this.EXT_&&t>=48&&t<=63},Ee.prototype.isExtCharacter=function(e,t){return(e===this.EXT_+1||e===this.EXT_+2)&&t>=32&&t<=63},Ee.prototype.isMidRowCode=function(e,t){return e===this.EXT_&&t>=32&&t<=47},Ee.prototype.isOffsetControlCode=function(e,t){return e===this.OFFSET_&&t>=33&&t<=35},Ee.prototype.isPAC=function(e,t){return e>=this.BASE_&&e<this.BASE_+8&&t>=64&&t<=127},Ee.prototype.isColorPAC=function(e){return e>=64&&e<=79||e>=96&&e<=127},Ee.prototype.isNormalChar=function(e){return e>=32&&e<=127},Ee.prototype.setRollUp=function(e,t){if("rollUp"!==this.mode_&&(this.row_=14,this.mode_="rollUp",this.flushDisplayed(e),this.nonDisplayed_=Ie(),this.displayed_=Ie()),void 0!==t&&t!==this.row_)for(var i=0;i<this.rollUpRows_;i++)this.displayed_[t-i]=this.displayed_[this.row_-i],this.displayed_[this.row_-i]="";void 0===t&&(t=this.row_),this.topRow_=t-this.rollUpRows_+1},Ee.prototype.addFormatting=function(e,t){this.formatting_=this.formatting_.concat(t);var i=t.reduce((function(e,t){return e+"<"+t+">"}),"");this[this.mode_](e,i)},Ee.prototype.clearFormatting=function(e){if(this.formatting_.length){var t=this.formatting_.reverse().reduce((function(e,t){return e+"</"+t+">"}),"");this.formatting_=[],this[this.mode_](e,t)}},Ee.prototype.popOn=function(e,t){var i=this.nonDisplayed_[this.row_];i+=t,this.nonDisplayed_[this.row_]=i},Ee.prototype.rollUp=function(e,t){var i=this.displayed_[this.row_];i+=t,this.displayed_[this.row_]=i},Ee.prototype.shiftRowsUp_=function(){var e;for(e=0;e<this.topRow_;e++)this.displayed_[e]="";for(e=this.row_+1;e<15;e++)this.displayed_[e]="";for(e=this.topRow_;e<this.row_;e++)this.displayed_[e]=this.displayed_[e+1];this.displayed_[this.row_]=""},Ee.prototype.paintOn=function(e,t){var i=this.displayed_[this.row_];i+=t,this.displayed_[this.row_]=i};var Ae={CaptionStream:fe,Cea608Stream:Ee,Cea708Stream:be},Le={H264_STREAM_TYPE:27,ADTS_STREAM_TYPE:15,METADATA_STREAM_TYPE:21},xe=W,De="shared",ke=function(e,t){var i=1;for(e>t&&(i=-1);Math.abs(t-e)>4294967296;)e+=8589934592*i;return e},Oe=function(e){var t,i;Oe.prototype.init.call(this),this.type_=e||De,this.push=function(e){this.type_!==De&&e.type!==this.type_||(void 0===i&&(i=e.dts),e.dts=ke(e.dts,i),e.pts=ke(e.pts,i),t=e.dts,this.trigger("data",e))},this.flush=function(){i=t,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")},this.discontinuity=function(){i=void 0,t=void 0},this.reset=function(){this.discontinuity(),this.trigger("reset")}};Oe.prototype=new xe;var Pe,Ue={TimestampRolloverStream:Oe,handleRollover:ke},Ce=Le,Re=(e,t,i)=>{if(!e)return-1;for(var n=i;n<e.length;n++)if(e[n]===t)return n;return-1},Me=function(e,t,i){var n,s="";for(n=t;n<i;n++)s+="%"+("00"+e[n].toString(16)).slice(-2);return s},Be=function(e,t,i){return decodeURIComponent(Me(e,t,i))},Ne=function(e,t,i){return unescape(Me(e,t,i))},Fe=function(e){return e[0]<<21|e[1]<<14|e[2]<<7|e[3]},$e={APIC:function(e){var t,i,n=1;3===e.data[0]&&((t=Re(e.data,0,n))<0||(e.mimeType=Ne(e.data,n,t),n=t+1,e.pictureType=e.data[n],n++,(i=Re(e.data,0,n))<0||(e.description=Be(e.data,n,i),n=i+1,"--\x3e"===e.mimeType?e.url=Ne(e.data,n,e.data.length):e.pictureData=e.data.subarray(n,e.data.length))))},"T*":function(e){3===e.data[0]&&(e.value=Be(e.data,1,e.data.length).replace(/\0*$/,""),e.values=e.value.split("\0"))},TXXX:function(e){var t;3===e.data[0]&&-1!==(t=Re(e.data,0,1))&&(e.description=Be(e.data,1,t),e.value=Be(e.data,t+1,e.data.length).replace(/\0*$/,""),e.data=e.value)},"W*":function(e){e.url=Ne(e.data,0,e.data.length).replace(/\0.*$/,"")},WXXX:function(e){var t;3===e.data[0]&&-1!==(t=Re(e.data,0,1))&&(e.description=Be(e.data,1,t),e.url=Ne(e.data,t+1,e.data.length).replace(/\0.*$/,""))},PRIV:function(e){var t;for(t=0;t<e.data.length;t++)if(0===e.data[t]){e.owner=Ne(e.data,0,t);break}e.privateData=e.data.subarray(t+1),e.data=e.privateData}};(Pe=function(e){var t,i={descriptor:e&&e.descriptor},n=0,s=[],r=0;if(Pe.prototype.init.call(this),this.dispatchType=Ce.METADATA_STREAM_TYPE.toString(16),i.descriptor)for(t=0;t<i.descriptor.length;t++)this.dispatchType+=("00"+i.descriptor[t].toString(16)).slice(-2);this.push=function(e){var t,i,a,o,d;if("timed-metadata"===e.type)if(e.dataAlignmentIndicator&&(r=0,s.length=0),0===s.length&&(e.data.length<10||e.data[0]!=="I".charCodeAt(0)||e.data[1]!=="D".charCodeAt(0)||e.data[2]!=="3".charCodeAt(0)))this.trigger("log",{level:"warn",message:"Skipping unrecognized metadata packet"});else if(s.push(e),r+=e.data.byteLength,1===s.length&&(n=Fe(e.data.subarray(6,10)),n+=10),!(r<n)){for(t={data:new Uint8Array(n),frames:[],pts:s[0].pts,dts:s[0].dts},d=0;d<n;)t.data.set(s[0].data.subarray(0,n-d),d),d+=s[0].data.byteLength,r-=s[0].data.byteLength,s.shift();i=10,64&t.data[5]&&(i+=4,i+=Fe(t.data.subarray(10,14)),n-=Fe(t.data.subarray(16,20)));do{if((a=Fe(t.data.subarray(i+4,i+8)))<1){this.trigger("log",{level:"warn",message:"Malformed ID3 frame encountered. Skipping remaining metadata parsing."});break}if((o={id:String.fromCharCode(t.data[i],t.data[i+1],t.data[i+2],t.data[i+3]),data:t.data.subarray(i+10,i+a+10)}).key=o.id,$e[o.id]?$e[o.id](o):"T"===o.id[0]?$e["T*"](o):"W"===o.id[0]&&$e["W*"](o),"com.apple.streaming.transportStreamTimestamp"===o.owner){var u=o.data,l=(1&u[3])<<30|u[4]<<22|u[5]<<14|u[6]<<6|u[7]>>>2;l*=4,l+=3&u[7],o.timeStamp=l,void 0===t.pts&&void 0===t.dts&&(t.pts=o.timeStamp,t.dts=o.timeStamp),this.trigger("timestamp",o)}t.frames.push(o),i+=10,i+=a}while(i<n);this.trigger("data",t)}}}).prototype=new W;var qe,We,Ge,Ve=Pe,He=W,je=Ae,Xe=Le,ze=Ue.TimestampRolloverStream,Qe=188;(qe=function(){var e=new Uint8Array(Qe),t=0;qe.prototype.init.call(this),this.push=function(i){var n,s=0,r=Qe;for(t?((n=new Uint8Array(i.byteLength+t)).set(e.subarray(0,t)),n.set(i,t),t=0):n=i;r<n.byteLength;)71!==n[s]||71!==n[r]?(s++,r++):(this.trigger("data",n.subarray(s,r)),s+=Qe,r+=Qe);s<n.byteLength&&(e.set(n.subarray(s),0),t=n.byteLength-s)},this.flush=function(){t===Qe&&71===e[0]&&(this.trigger("data",e),t=0),this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")},this.reset=function(){t=0,this.trigger("reset")}}).prototype=new He,(We=function(){var e,t,i,n;We.prototype.init.call(this),n=this,this.packetsWaitingForPmt=[],this.programMapTable=void 0,e=function(e,n){var s=0;n.payloadUnitStartIndicator&&(s+=e[s]+1),"pat"===n.type?t(e.subarray(s),n):i(e.subarray(s),n)},t=function(e,t){t.section_number=e[7],t.last_section_number=e[8],n.pmtPid=(31&e[10])<<8|e[11],t.pmtPid=n.pmtPid},i=function(e,t){var i,s;if(1&e[5]){for(n.programMapTable={video:null,audio:null,"timed-metadata":{}},i=3+((15&e[1])<<8|e[2])-4,s=12+((15&e[10])<<8|e[11]);s<i;){var r=e[s],a=(31&e[s+1])<<8|e[s+2];r===Xe.H264_STREAM_TYPE&&null===n.programMapTable.video?n.programMapTable.video=a:r===Xe.ADTS_STREAM_TYPE&&null===n.programMapTable.audio?n.programMapTable.audio=a:r===Xe.METADATA_STREAM_TYPE&&(n.programMapTable["timed-metadata"][a]=r),s+=5+((15&e[s+3])<<8|e[s+4])}t.programMapTable=n.programMapTable}},this.push=function(t){var i={},n=4;if(i.payloadUnitStartIndicator=!!(64&t[1]),i.pid=31&t[1],i.pid<<=8,i.pid|=t[2],(48&t[3])>>>4>1&&(n+=t[n]+1),0===i.pid)i.type="pat",e(t.subarray(n),i),this.trigger("data",i);else if(i.pid===this.pmtPid)for(i.type="pmt",e(t.subarray(n),i),this.trigger("data",i);this.packetsWaitingForPmt.length;)this.processPes_.apply(this,this.packetsWaitingForPmt.shift());else void 0===this.programMapTable?this.packetsWaitingForPmt.push([t,n,i]):this.processPes_(t,n,i)},this.processPes_=function(e,t,i){i.pid===this.programMapTable.video?i.streamType=Xe.H264_STREAM_TYPE:i.pid===this.programMapTable.audio?i.streamType=Xe.ADTS_STREAM_TYPE:i.streamType=this.programMapTable["timed-metadata"][i.pid],i.type="pes",i.data=e.subarray(t),this.trigger("data",i)}}).prototype=new He,We.STREAM_TYPES={h264:27,adts:15},Ge=function(){var e,t=this,i=!1,n={data:[],size:0},s={data:[],size:0},r={data:[],size:0},a=function(e,i,n){var s,r,a=new Uint8Array(e.size),o={type:i},d=0,u=0;if(e.data.length&&!(e.size<9)){for(o.trackId=e.data[0].pid,d=0;d<e.data.length;d++)r=e.data[d],a.set(r.data,u),u+=r.data.byteLength;!function(e,t){var i;const n=e[0]<<16|e[1]<<8|e[2];t.data=new Uint8Array,1===n&&(t.packetLength=6+(e[4]<<8|e[5]),t.dataAlignmentIndicator=0!=(4&e[6]),192&(i=e[7])&&(t.pts=(14&e[9])<<27|(255&e[10])<<20|(254&e[11])<<12|(255&e[12])<<5|(254&e[13])>>>3,t.pts*=4,t.pts+=(6&e[13])>>>1,t.dts=t.pts,64&i&&(t.dts=(14&e[14])<<27|(255&e[15])<<20|(254&e[16])<<12|(255&e[17])<<5|(254&e[18])>>>3,t.dts*=4,t.dts+=(6&e[18])>>>1)),t.data=e.subarray(9+e[8]))}(a,o),s="video"===i||o.packetLength<=e.size,(n||s)&&(e.size=0,e.data.length=0),s&&t.trigger("data",o)}};Ge.prototype.init.call(this),this.push=function(o){({pat:function(){},pes:function(){var e,t;switch(o.streamType){case Xe.H264_STREAM_TYPE:e=n,t="video";break;case Xe.ADTS_STREAM_TYPE:e=s,t="audio";break;case Xe.METADATA_STREAM_TYPE:e=r,t="timed-metadata";break;default:return}o.payloadUnitStartIndicator&&a(e,t,!0),e.data.push(o),e.size+=o.data.byteLength},pmt:function(){var n={type:"metadata",tracks:[]};null!==(e=o.programMapTable).video&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.video,codec:"avc",type:"video"}),null!==e.audio&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.audio,codec:"adts",type:"audio"}),i=!0,t.trigger("data",n)}})[o.type]()},this.reset=function(){n.size=0,n.data.length=0,s.size=0,s.data.length=0,this.trigger("reset")},this.flushStreams_=function(){a(n,"video"),a(s,"audio"),a(r,"timed-metadata")},this.flush=function(){if(!i&&e){var n={type:"metadata",tracks:[]};null!==e.video&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.video,codec:"avc",type:"video"}),null!==e.audio&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+e.audio,codec:"adts",type:"audio"}),t.trigger("data",n)}i=!1,this.flushStreams_(),this.trigger("done")}},Ge.prototype=new He;var Ye={PAT_PID:0,MP2T_PACKET_LENGTH:Qe,TransportPacketStream:qe,TransportParseStream:We,ElementaryStream:Ge,TimestampRolloverStream:ze,CaptionStream:je.CaptionStream,Cea608Stream:je.Cea608Stream,Cea708Stream:je.Cea708Stream,MetadataStream:Ve};for(var Ke in Xe)Xe.hasOwnProperty(Ke)&&(Ye[Ke]=Xe[Ke]);var Je,Ze=Ye,et=oe.ONE_SECOND_IN_TS,tt=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];(Je=function(e){var t,i=0;Je.prototype.init.call(this),this.skipWarn_=function(e,t){this.trigger("log",{level:"warn",message:`adts skiping bytes ${e} to ${t} in frame ${i} outside syncword`})},this.push=function(n){var s,r,a,o,d,u=0;if(e||(i=0),"audio"===n.type){var l;for(t&&t.length?(a=t,(t=new Uint8Array(a.byteLength+n.data.byteLength)).set(a),t.set(n.data,a.byteLength)):t=n.data;u+7<t.length;)if(255===t[u]&&240==(246&t[u+1])){if("number"==typeof l&&(this.skipWarn_(l,u),l=null),r=2*(1&~t[u+1]),s=(3&t[u+3])<<11|t[u+4]<<3|(224&t[u+5])>>5,d=(o=1024*(1+(3&t[u+6])))*et/tt[(60&t[u+2])>>>2],t.byteLength-u<s)break;this.trigger("data",{pts:n.pts+i*d,dts:n.dts+i*d,sampleCount:o,audioobjecttype:1+(t[u+2]>>>6&3),channelcount:(1&t[u+2])<<2|(192&t[u+3])>>>6,samplerate:tt[(60&t[u+2])>>>2],samplingfrequencyindex:(60&t[u+2])>>>2,samplesize:16,data:t.subarray(u+7+r,u+s)}),i++,u+=s}else"number"!=typeof l&&(l=u),u++;"number"==typeof l&&(this.skipWarn_(l,u),l=null),t=t.subarray(u)}},this.flush=function(){i=0,this.trigger("done")},this.reset=function(){t=void 0,this.trigger("reset")},this.endTimeline=function(){t=void 0,this.trigger("endedtimeline")}}).prototype=new W;var it,nt,st,rt=Je,at=W,ot=function(e){var t=e.byteLength,i=0,n=0;this.length=function(){return 8*t},this.bitsAvailable=function(){return 8*t+n},this.loadWord=function(){var s=e.byteLength-t,r=new Uint8Array(4),a=Math.min(4,t);if(0===a)throw new Error("no bytes available");r.set(e.subarray(s,s+a)),i=new DataView(r.buffer).getUint32(0),n=8*a,t-=a},this.skipBits=function(e){var s;n>e?(i<<=e,n-=e):(e-=n,e-=8*(s=Math.floor(e/8)),t-=s,this.loadWord(),i<<=e,n-=e)},this.readBits=function(e){var s=Math.min(n,e),r=i>>>32-s;return(n-=s)>0?i<<=s:t>0&&this.loadWord(),(s=e-s)>0?r<<s|this.readBits(s):r},this.skipLeadingZeros=function(){var e;for(e=0;e<n;++e)if(0!=(i&2147483648>>>e))return i<<=e,n-=e,e;return this.loadWord(),e+this.skipLeadingZeros()},this.skipUnsignedExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.skipExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.readUnsignedExpGolomb=function(){var e=this.skipLeadingZeros();return this.readBits(e+1)-1},this.readExpGolomb=function(){var e=this.readUnsignedExpGolomb();return 1&e?1+e>>>1:-1*(e>>>1)},this.readBoolean=function(){return 1===this.readBits(1)},this.readUnsignedByte=function(){return this.readBits(8)},this.loadWord()};(nt=function(){var e,t,i=0;nt.prototype.init.call(this),this.push=function(n){var s;t?((s=new Uint8Array(t.byteLength+n.data.byteLength)).set(t),s.set(n.data,t.byteLength),t=s):t=n.data;for(var r=t.byteLength;i<r-3;i++)if(1===t[i+2]){e=i+5;break}for(;e<r;)switch(t[e]){case 0:if(0!==t[e-1]){e+=2;break}if(0!==t[e-2]){e++;break}i+3!==e-2&&this.trigger("data",t.subarray(i+3,e-2));do{e++}while(1!==t[e]&&e<r);i=e-2,e+=3;break;case 1:if(0!==t[e-1]||0!==t[e-2]){e+=3;break}this.trigger("data",t.subarray(i+3,e-2)),i=e-2,e+=3;break;default:e+=3}t=t.subarray(i),e-=i,i=0},this.reset=function(){t=null,i=0,this.trigger("reset")},this.flush=function(){t&&t.byteLength>3&&this.trigger("data",t.subarray(i+3)),t=null,i=0,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")}}).prototype=new at,st={100:!0,110:!0,122:!0,244:!0,44:!0,83:!0,86:!0,118:!0,128:!0,138:!0,139:!0,134:!0},it=function(){var e,t,i,n,s,r,a,o=new nt;it.prototype.init.call(this),e=this,this.push=function(e){"video"===e.type&&(t=e.trackId,i=e.pts,n=e.dts,o.push(e))},o.on("data",(function(a){var o={trackId:t,pts:i,dts:n,data:a,nalUnitTypeCode:31&a[0]};switch(o.nalUnitTypeCode){case 5:o.nalUnitType="slice_layer_without_partitioning_rbsp_idr";break;case 6:o.nalUnitType="sei_rbsp",o.escapedRBSP=s(a.subarray(1));break;case 7:o.nalUnitType="seq_parameter_set_rbsp",o.escapedRBSP=s(a.subarray(1)),o.config=r(o.escapedRBSP);break;case 8:o.nalUnitType="pic_parameter_set_rbsp";break;case 9:o.nalUnitType="access_unit_delimiter_rbsp"}e.trigger("data",o)})),o.on("done",(function(){e.trigger("done")})),o.on("partialdone",(function(){e.trigger("partialdone")})),o.on("reset",(function(){e.trigger("reset")})),o.on("endedtimeline",(function(){e.trigger("endedtimeline")})),this.flush=function(){o.flush()},this.partialFlush=function(){o.partialFlush()},this.reset=function(){o.reset()},this.endTimeline=function(){o.endTimeline()},a=function(e,t){var i,n=8,s=8;for(i=0;i<e;i++)0!==s&&(s=(n+t.readExpGolomb()+256)%256),n=0===s?n:s},s=function(e){for(var t,i,n=e.byteLength,s=[],r=1;r<n-2;)0===e[r]&&0===e[r+1]&&3===e[r+2]?(s.push(r+2),r+=2):r++;if(0===s.length)return e;t=n-s.length,i=new Uint8Array(t);var a=0;for(r=0;r<t;a++,r++)a===s[0]&&(a++,s.shift()),i[r]=e[a];return i},r=function(e){var t,i,n,s,r,o,d,u,l,h,c,p,m=0,f=0,g=0,y=0,_=[1,1];if(i=(t=new ot(e)).readUnsignedByte(),s=t.readUnsignedByte(),n=t.readUnsignedByte(),t.skipUnsignedExpGolomb(),st[i]&&(3===(r=t.readUnsignedExpGolomb())&&t.skipBits(1),t.skipUnsignedExpGolomb(),t.skipUnsignedExpGolomb(),t.skipBits(1),t.readBoolean()))for(c=3!==r?8:12,p=0;p<c;p++)t.readBoolean()&&a(p<6?16:64,t);if(t.skipUnsignedExpGolomb(),0===(o=t.readUnsignedExpGolomb()))t.readUnsignedExpGolomb();else if(1===o)for(t.skipBits(1),t.skipExpGolomb(),t.skipExpGolomb(),d=t.readUnsignedExpGolomb(),p=0;p<d;p++)t.skipExpGolomb();if(t.skipUnsignedExpGolomb(),t.skipBits(1),u=t.readUnsignedExpGolomb(),l=t.readUnsignedExpGolomb(),0===(h=t.readBits(1))&&t.skipBits(1),t.skipBits(1),t.readBoolean()&&(m=t.readUnsignedExpGolomb(),f=t.readUnsignedExpGolomb(),g=t.readUnsignedExpGolomb(),y=t.readUnsignedExpGolomb()),t.readBoolean()&&t.readBoolean()){switch(t.readUnsignedByte()){case 1:_=[1,1];break;case 2:_=[12,11];break;case 3:_=[10,11];break;case 4:_=[16,11];break;case 5:_=[40,33];break;case 6:_=[24,11];break;case 7:_=[20,11];break;case 8:_=[32,11];break;case 9:_=[80,33];break;case 10:_=[18,11];break;case 11:_=[15,11];break;case 12:_=[64,33];break;case 13:_=[160,99];break;case 14:_=[4,3];break;case 15:_=[3,2];break;case 16:_=[2,1];break;case 255:_=[t.readUnsignedByte()<<8|t.readUnsignedByte(),t.readUnsignedByte()<<8|t.readUnsignedByte()]}_&&(_[0],_[1])}return{profileIdc:i,levelIdc:n,profileCompatibility:s,width:16*(u+1)-2*m-2*f,height:(2-h)*(l+1)*16-2*g-2*y,sarRatio:_}}},it.prototype=new at;var dt,ut={H264Stream:it,NalByteStream:nt},lt=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350],ht=function(e,t){var i=e[t+6]<<21|e[t+7]<<14|e[t+8]<<7|e[t+9];return i=i>=0?i:0,(16&e[t+5])>>4?i+20:i+10},ct=function(e,t){return e.length-t<10||e[t]!=="I".charCodeAt(0)||e[t+1]!=="D".charCodeAt(0)||e[t+2]!=="3".charCodeAt(0)?t:(t+=ht(e,t),ct(e,t))},pt=function(e){return e[0]<<21|e[1]<<14|e[2]<<7|e[3]},mt={isLikelyAacData:function(e){var t=ct(e,0);return e.length>=t+2&&255==(255&e[t])&&240==(240&e[t+1])&&16==(22&e[t+1])},parseId3TagSize:ht,parseAdtsSize:function(e,t){var i=(224&e[t+5])>>5,n=e[t+4]<<3;return 6144&e[t+3]|n|i},parseType:function(e,t){return e[t]==="I".charCodeAt(0)&&e[t+1]==="D".charCodeAt(0)&&e[t+2]==="3".charCodeAt(0)?"timed-metadata":!0&e[t]&&240==(240&e[t+1])?"audio":null},parseSampleRate:function(e){for(var t=0;t+5<e.length;){if(255===e[t]&&240==(246&e[t+1]))return lt[(60&e[t+2])>>>2];t++}return null},parseAacTimestamp:function(e){var t,i,n;t=10,64&e[5]&&(t+=4,t+=pt(e.subarray(10,14)));do{if((i=pt(e.subarray(t+4,t+8)))<1)return null;if("PRIV"===String.fromCharCode(e[t],e[t+1],e[t+2],e[t+3])){n=e.subarray(t+10,t+i+10);for(var s=0;s<n.byteLength;s++)if(0===n[s]){var r=unescape(function(e,t,i){var n,s="";for(n=0;n<i;n++)s+="%"+("00"+e[n].toString(16)).slice(-2);return s}(n,0,s));if("com.apple.streaming.transportStreamTimestamp"===r){var a=n.subarray(s+1),o=(1&a[3])<<30|a[4]<<22|a[5]<<14|a[6]<<6|a[7]>>>2;return(o*=4)+(3&a[7])}break}}t+=10,t+=i}while(t<e.byteLength);return null}},ft=mt;(dt=function(){var e=new Uint8Array,t=0;dt.prototype.init.call(this),this.setTimestamp=function(e){t=e},this.push=function(i){var n,s,r,a,o=0,d=0;for(e.length?(a=e.length,(e=new Uint8Array(i.byteLength+a)).set(e.subarray(0,a)),e.set(i,a)):e=i;e.length-d>=3;)if(e[d]!=="I".charCodeAt(0)||e[d+1]!=="D".charCodeAt(0)||e[d+2]!=="3".charCodeAt(0))if(255!=(255&e[d])||240!=(240&e[d+1]))d++;else{if(e.length-d<7)break;if(d+(o=ft.parseAdtsSize(e,d))>e.length)break;r={type:"audio",data:e.subarray(d,d+o),pts:t,dts:t},this.trigger("data",r),d+=o}else{if(e.length-d<10)break;if(d+(o=ft.parseId3TagSize(e,d))>e.length)break;s={type:"timed-metadata",data:e.subarray(d,d+o)},this.trigger("data",s),d+=o}n=e.length-d,e=n>0?e.subarray(d):new Uint8Array},this.reset=function(){e=new Uint8Array,this.trigger("reset")},this.endTimeline=function(){e=new Uint8Array,this.trigger("endedtimeline")}}).prototype=new W;var gt,yt,_t,Tt,bt=W,St=ee,vt=ie,wt=ue,It=he,Et=Ze,At=oe,Lt=rt,xt=ut.H264Stream,Dt=dt,kt=mt.isLikelyAacData,Ot=oe.ONE_SECOND_IN_TS,Pt=["audioobjecttype","channelcount","samplerate","samplingfrequencyindex","samplesize"],Ut=["width","height","profileIdc","levelIdc","profileCompatibility","sarRatio"],Ct=function(e,t){t.stream=e,this.trigger("log",t)},Rt=function(e,t){for(var i=Object.keys(t),n=0;n<i.length;n++){var s=i[n];"headOfPipeline"!==s&&t[s].on&&t[s].on("log",Ct.bind(e,s))}},Mt=function(e,t){var i;if(e.length!==t.length)return!1;for(i=0;i<e.length;i++)if(e[i]!==t[i])return!1;return!0},Bt=function(e,t,i,n,s,r){return{start:{dts:e,pts:e+(i-t)},end:{dts:e+(n-t),pts:e+(s-i)},prependedContentDuration:r,baseMediaDecodeTime:e}};yt=function(e,t){var i,n=[],s=0,r=0,a=1/0;i=(t=t||{}).firstSequenceNumber||0,yt.prototype.init.call(this),this.push=function(t){It.collectDtsInfo(e,t),e&&Pt.forEach((function(i){e[i]=t[i]})),n.push(t)},this.setEarliestDts=function(e){s=e},this.setVideoBaseMediaDecodeTime=function(e){a=e},this.setAudioAppendStart=function(e){r=e},this.flush=function(){var o,d,u,l,h,c,p;0!==n.length?(o=wt.trimAdtsFramesByEarliestDts(n,e,s),e.baseMediaDecodeTime=It.calculateTrackBaseMediaDecodeTime(e,t.keepOriginalTimestamps),p=wt.prefixWithSilence(e,o,r,a),e.samples=wt.generateSampleTable(o),u=St.mdat(wt.concatenateFrameData(o)),n=[],d=St.moof(i,[e]),l=new Uint8Array(d.byteLength+u.byteLength),i++,l.set(d),l.set(u,d.byteLength),It.clearDtsInfo(e),h=Math.ceil(1024*Ot/e.samplerate),o.length&&(c=o.length*h,this.trigger("segmentTimingInfo",Bt(At.audioTsToVideoTs(e.baseMediaDecodeTime,e.samplerate),o[0].dts,o[0].pts,o[0].dts+c,o[0].pts+c,p||0)),this.trigger("timingInfo",{start:o[0].pts,end:o[0].pts+c})),this.trigger("data",{track:e,boxes:l}),this.trigger("done","AudioSegmentStream")):this.trigger("done","AudioSegmentStream")},this.reset=function(){It.clearDtsInfo(e),n=[],this.trigger("reset")}},yt.prototype=new bt,gt=function(e,t){var i,n,s,r=[],a=[];i=(t=t||{}).firstSequenceNumber||0,gt.prototype.init.call(this),delete e.minPTS,this.gopCache_=[],this.push=function(t){It.collectDtsInfo(e,t),"seq_parameter_set_rbsp"!==t.nalUnitType||n||(n=t.config,e.sps=[t.data],Ut.forEach((function(t){e[t]=n[t]}),this)),"pic_parameter_set_rbsp"!==t.nalUnitType||s||(s=t.data,e.pps=[t.data]),r.push(t)},this.flush=function(){for(var n,s,o,d,u,l,h,c,p=0;r.length&&"access_unit_delimiter_rbsp"!==r[0].nalUnitType;)r.shift();if(0===r.length)return this.resetStream_(),void this.trigger("done","VideoSegmentStream");if(n=vt.groupNalsIntoFrames(r),(o=vt.groupFramesIntoGops(n))[0][0].keyFrame||((s=this.getGopForFusion_(r[0],e))?(p=s.duration,o.unshift(s),o.byteLength+=s.byteLength,o.nalCount+=s.nalCount,o.pts=s.pts,o.dts=s.dts,o.duration+=s.duration):o=vt.extendFirstKeyFrame(o)),a.length){var m;if(!(m=t.alignGopsAtEnd?this.alignGopsAtEnd_(o):this.alignGopsAtStart_(o)))return this.gopCache_.unshift({gop:o.pop(),pps:e.pps,sps:e.sps}),this.gopCache_.length=Math.min(6,this.gopCache_.length),r=[],this.resetStream_(),void this.trigger("done","VideoSegmentStream");It.clearDtsInfo(e),o=m}It.collectDtsInfo(e,o),e.samples=vt.generateSampleTable(o),u=St.mdat(vt.concatenateNalData(o)),e.baseMediaDecodeTime=It.calculateTrackBaseMediaDecodeTime(e,t.keepOriginalTimestamps),this.trigger("processedGopsInfo",o.map((function(e){return{pts:e.pts,dts:e.dts,byteLength:e.byteLength}}))),h=o[0],c=o[o.length-1],this.trigger("segmentTimingInfo",Bt(e.baseMediaDecodeTime,h.dts,h.pts,c.dts+c.duration,c.pts+c.duration,p)),this.trigger("timingInfo",{start:o[0].pts,end:o[o.length-1].pts+o[o.length-1].duration}),this.gopCache_.unshift({gop:o.pop(),pps:e.pps,sps:e.sps}),this.gopCache_.length=Math.min(6,this.gopCache_.length),r=[],this.trigger("baseMediaDecodeTime",e.baseMediaDecodeTime),this.trigger("timelineStartInfo",e.timelineStartInfo),d=St.moof(i,[e]),l=new Uint8Array(d.byteLength+u.byteLength),i++,l.set(d),l.set(u,d.byteLength),this.trigger("data",{track:e,boxes:l}),this.resetStream_(),this.trigger("done","VideoSegmentStream")},this.reset=function(){this.resetStream_(),r=[],this.gopCache_.length=0,a.length=0,this.trigger("reset")},this.resetStream_=function(){It.clearDtsInfo(e),n=void 0,s=void 0},this.getGopForFusion_=function(t){var i,n,s,r,a,o=1/0;for(a=0;a<this.gopCache_.length;a++)s=(r=this.gopCache_[a]).gop,e.pps&&Mt(e.pps[0],r.pps[0])&&e.sps&&Mt(e.sps[0],r.sps[0])&&(s.dts<e.timelineStartInfo.dts||(i=t.dts-s.dts-s.duration)>=-1e4&&i<=45e3&&(!n||o>i)&&(n=r,o=i));return n?n.gop:null},this.alignGopsAtStart_=function(e){var t,i,n,s,r,o,d,u;for(r=e.byteLength,o=e.nalCount,d=e.duration,t=i=0;t<a.length&&i<e.length&&(n=a[t],s=e[i],n.pts!==s.pts);)s.pts>n.pts?t++:(i++,r-=s.byteLength,o-=s.nalCount,d-=s.duration);return 0===i?e:i===e.length?null:((u=e.slice(i)).byteLength=r,u.duration=d,u.nalCount=o,u.pts=u[0].pts,u.dts=u[0].dts,u)},this.alignGopsAtEnd_=function(e){var t,i,n,s,r,o,d;for(t=a.length-1,i=e.length-1,r=null,o=!1;t>=0&&i>=0;){if(n=a[t],s=e[i],n.pts===s.pts){o=!0;break}n.pts>s.pts?t--:(t===a.length-1&&(r=i),i--)}if(!o&&null===r)return null;if(0===(d=o?i:r))return e;var u=e.slice(d),l=u.reduce((function(e,t){return e.byteLength+=t.byteLength,e.duration+=t.duration,e.nalCount+=t.nalCount,e}),{byteLength:0,duration:0,nalCount:0});return u.byteLength=l.byteLength,u.duration=l.duration,u.nalCount=l.nalCount,u.pts=u[0].pts,u.dts=u[0].dts,u},this.alignGopsWith=function(e){a=e}},gt.prototype=new bt,Tt=function(e,t){this.numberOfTracks=0,this.metadataStream=t,void 0!==(e=e||{}).remux?this.remuxTracks=!!e.remux:this.remuxTracks=!0,"boolean"==typeof e.keepOriginalTimestamps?this.keepOriginalTimestamps=e.keepOriginalTimestamps:this.keepOriginalTimestamps=!1,this.pendingTracks=[],this.videoTrack=null,this.pendingBoxes=[],this.pendingCaptions=[],this.pendingMetadata=[],this.pendingBytes=0,this.emittedTracks=0,Tt.prototype.init.call(this),this.push=function(e){return e.text?this.pendingCaptions.push(e):e.frames?this.pendingMetadata.push(e):(this.pendingTracks.push(e.track),this.pendingBytes+=e.boxes.byteLength,"video"===e.track.type&&(this.videoTrack=e.track,this.pendingBoxes.push(e.boxes)),void("audio"===e.track.type&&(this.audioTrack=e.track,this.pendingBoxes.unshift(e.boxes))))}},Tt.prototype=new bt,Tt.prototype.flush=function(e){var t,i,n,s,r=0,a={captions:[],captionStreams:{},metadata:[],info:{}},o=0;if(this.pendingTracks.length<this.numberOfTracks){if("VideoSegmentStream"!==e&&"AudioSegmentStream"!==e)return;if(this.remuxTracks)return;if(0===this.pendingTracks.length)return this.emittedTracks++,void(this.emittedTracks>=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0))}if(this.videoTrack?(o=this.videoTrack.timelineStartInfo.pts,Ut.forEach((function(e){a.info[e]=this.videoTrack[e]}),this)):this.audioTrack&&(o=this.audioTrack.timelineStartInfo.pts,Pt.forEach((function(e){a.info[e]=this.audioTrack[e]}),this)),this.videoTrack||this.audioTrack){for(1===this.pendingTracks.length?a.type=this.pendingTracks[0].type:a.type="combined",this.emittedTracks+=this.pendingTracks.length,n=St.initSegment(this.pendingTracks),a.initSegment=new Uint8Array(n.byteLength),a.initSegment.set(n),a.data=new Uint8Array(this.pendingBytes),s=0;s<this.pendingBoxes.length;s++)a.data.set(this.pendingBoxes[s],r),r+=this.pendingBoxes[s].byteLength;for(s=0;s<this.pendingCaptions.length;s++)(t=this.pendingCaptions[s]).startTime=At.metadataTsToSeconds(t.startPts,o,this.keepOriginalTimestamps),t.endTime=At.metadataTsToSeconds(t.endPts,o,this.keepOriginalTimestamps),a.captionStreams[t.stream]=!0,a.captions.push(t);for(s=0;s<this.pendingMetadata.length;s++)(i=this.pendingMetadata[s]).cueTime=At.metadataTsToSeconds(i.pts,o,this.keepOriginalTimestamps),a.metadata.push(i);for(a.metadata.dispatchType=this.metadataStream.dispatchType,this.pendingTracks.length=0,this.videoTrack=null,this.pendingBoxes.length=0,this.pendingCaptions.length=0,this.pendingBytes=0,this.pendingMetadata.length=0,this.trigger("data",a),s=0;s<a.captions.length;s++)t=a.captions[s],this.trigger("caption",t);for(s=0;s<a.metadata.length;s++)i=a.metadata[s],this.trigger("id3Frame",i)}this.emittedTracks>=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0)},Tt.prototype.setRemux=function(e){this.remuxTracks=e},(_t=function(e){var t,i,n=this,s=!0;_t.prototype.init.call(this),e=e||{},this.baseMediaDecodeTime=e.baseMediaDecodeTime||0,this.transmuxPipeline_={},this.setupAacPipeline=function(){var s={};this.transmuxPipeline_=s,s.type="aac",s.metadataStream=new Et.MetadataStream,s.aacStream=new Dt,s.audioTimestampRolloverStream=new Et.TimestampRolloverStream("audio"),s.timedMetadataTimestampRolloverStream=new Et.TimestampRolloverStream("timed-metadata"),s.adtsStream=new Lt,s.coalesceStream=new Tt(e,s.metadataStream),s.headOfPipeline=s.aacStream,s.aacStream.pipe(s.audioTimestampRolloverStream).pipe(s.adtsStream),s.aacStream.pipe(s.timedMetadataTimestampRolloverStream).pipe(s.metadataStream).pipe(s.coalesceStream),s.metadataStream.on("timestamp",(function(e){s.aacStream.setTimestamp(e.timeStamp)})),s.aacStream.on("data",(function(r){"timed-metadata"!==r.type&&"audio"!==r.type||s.audioSegmentStream||(i=i||{timelineStartInfo:{baseMediaDecodeTime:n.baseMediaDecodeTime},codec:"adts",type:"audio"},s.coalesceStream.numberOfTracks++,s.audioSegmentStream=new yt(i,e),s.audioSegmentStream.on("log",n.getLogTrigger_("audioSegmentStream")),s.audioSegmentStream.on("timingInfo",n.trigger.bind(n,"audioTimingInfo")),s.adtsStream.pipe(s.audioSegmentStream).pipe(s.coalesceStream),n.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!t}))})),s.coalesceStream.on("data",this.trigger.bind(this,"data")),s.coalesceStream.on("done",this.trigger.bind(this,"done")),Rt(this,s)},this.setupTsPipeline=function(){var s={};this.transmuxPipeline_=s,s.type="ts",s.metadataStream=new Et.MetadataStream,s.packetStream=new Et.TransportPacketStream,s.parseStream=new Et.TransportParseStream,s.elementaryStream=new Et.ElementaryStream,s.timestampRolloverStream=new Et.TimestampRolloverStream,s.adtsStream=new Lt,s.h264Stream=new xt,s.captionStream=new Et.CaptionStream(e),s.coalesceStream=new Tt(e,s.metadataStream),s.headOfPipeline=s.packetStream,s.packetStream.pipe(s.parseStream).pipe(s.elementaryStream).pipe(s.timestampRolloverStream),s.timestampRolloverStream.pipe(s.h264Stream),s.timestampRolloverStream.pipe(s.adtsStream),s.timestampRolloverStream.pipe(s.metadataStream).pipe(s.coalesceStream),s.h264Stream.pipe(s.captionStream).pipe(s.coalesceStream),s.elementaryStream.on("data",(function(r){var a;if("metadata"===r.type){for(a=r.tracks.length;a--;)t||"video"!==r.tracks[a].type?i||"audio"!==r.tracks[a].type||((i=r.tracks[a]).timelineStartInfo.baseMediaDecodeTime=n.baseMediaDecodeTime):(t=r.tracks[a]).timelineStartInfo.baseMediaDecodeTime=n.baseMediaDecodeTime;t&&!s.videoSegmentStream&&(s.coalesceStream.numberOfTracks++,s.videoSegmentStream=new gt(t,e),s.videoSegmentStream.on("log",n.getLogTrigger_("videoSegmentStream")),s.videoSegmentStream.on("timelineStartInfo",(function(t){i&&!e.keepOriginalTimestamps&&(i.timelineStartInfo=t,s.audioSegmentStream.setEarliestDts(t.dts-n.baseMediaDecodeTime))})),s.videoSegmentStream.on("processedGopsInfo",n.trigger.bind(n,"gopInfo")),s.videoSegmentStream.on("segmentTimingInfo",n.trigger.bind(n,"videoSegmentTimingInfo")),s.videoSegmentStream.on("baseMediaDecodeTime",(function(e){i&&s.audioSegmentStream.setVideoBaseMediaDecodeTime(e)})),s.videoSegmentStream.on("timingInfo",n.trigger.bind(n,"videoTimingInfo")),s.h264Stream.pipe(s.videoSegmentStream).pipe(s.coalesceStream)),i&&!s.audioSegmentStream&&(s.coalesceStream.numberOfTracks++,s.audioSegmentStream=new yt(i,e),s.audioSegmentStream.on("log",n.getLogTrigger_("audioSegmentStream")),s.audioSegmentStream.on("timingInfo",n.trigger.bind(n,"audioTimingInfo")),s.audioSegmentStream.on("segmentTimingInfo",n.trigger.bind(n,"audioSegmentTimingInfo")),s.adtsStream.pipe(s.audioSegmentStream).pipe(s.coalesceStream)),n.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!t})}})),s.coalesceStream.on("data",this.trigger.bind(this,"data")),s.coalesceStream.on("id3Frame",(function(e){e.dispatchType=s.metadataStream.dispatchType,n.trigger("id3Frame",e)})),s.coalesceStream.on("caption",this.trigger.bind(this,"caption")),s.coalesceStream.on("done",this.trigger.bind(this,"done")),Rt(this,s)},this.setBaseMediaDecodeTime=function(n){var s=this.transmuxPipeline_;e.keepOriginalTimestamps||(this.baseMediaDecodeTime=n),i&&(i.timelineStartInfo.dts=void 0,i.timelineStartInfo.pts=void 0,It.clearDtsInfo(i),s.audioTimestampRolloverStream&&s.audioTimestampRolloverStream.discontinuity()),t&&(s.videoSegmentStream&&(s.videoSegmentStream.gopCache_=[]),t.timelineStartInfo.dts=void 0,t.timelineStartInfo.pts=void 0,It.clearDtsInfo(t),s.captionStream.reset()),s.timestampRolloverStream&&s.timestampRolloverStream.discontinuity()},this.setAudioAppendStart=function(e){i&&this.transmuxPipeline_.audioSegmentStream.setAudioAppendStart(e)},this.setRemux=function(t){var i=this.transmuxPipeline_;e.remux=t,i&&i.coalesceStream&&i.coalesceStream.setRemux(t)},this.alignGopsWith=function(e){t&&this.transmuxPipeline_.videoSegmentStream&&this.transmuxPipeline_.videoSegmentStream.alignGopsWith(e)},this.getLogTrigger_=function(e){var t=this;return function(i){i.stream=e,t.trigger("log",i)}},this.push=function(e){if(s){var t=kt(e);t&&"aac"!==this.transmuxPipeline_.type?this.setupAacPipeline():t||"ts"===this.transmuxPipeline_.type||this.setupTsPipeline(),s=!1}this.transmuxPipeline_.headOfPipeline.push(e)},this.flush=function(){s=!0,this.transmuxPipeline_.headOfPipeline.flush()},this.endTimeline=function(){this.transmuxPipeline_.headOfPipeline.endTimeline()},this.reset=function(){this.transmuxPipeline_.headOfPipeline&&this.transmuxPipeline_.headOfPipeline.reset()},this.resetCaptions=function(){this.transmuxPipeline_.captionStream&&this.transmuxPipeline_.captionStream.reset()}}).prototype=new bt;var Nt,Ft,$t,qt,Wt={Transmuxer:_t,VideoSegmentStream:gt,AudioSegmentStream:yt,AUDIO_PROPERTIES:Pt,VIDEO_PROPERTIES:Ut,generateSegmentTimingInfo:Bt},Gt=function(e){return e>>>0},Vt=function(e){var t="";return t+=String.fromCharCode(e[0]),t+=String.fromCharCode(e[1]),(t+=String.fromCharCode(e[2]))+String.fromCharCode(e[3])},Ht=Gt,jt=Vt,Xt=function(e,t){var i,n,s,r,a,o=[];if(!t.length)return null;for(i=0;i<e.byteLength;)n=Ht(e[i]<<24|e[i+1]<<16|e[i+2]<<8|e[i+3]),s=jt(e.subarray(i+4,i+8)),r=n>1?i+n:e.byteLength,s===t[0]&&(1===t.length?o.push(e.subarray(i+8,r)):(a=Xt(e.subarray(i+8,r),t.slice(1))).length&&(o=o.concat(a))),i=r;return o},zt=Gt,Qt=V.getUint64,Yt=function(e){var t={version:e[0],flags:new Uint8Array(e.subarray(1,4))};return 1===t.version?t.baseMediaDecodeTime=Qt(e.subarray(4)):t.baseMediaDecodeTime=zt(e[4]<<24|e[5]<<16|e[6]<<8|e[7]),t},Kt=function(e){return{isLeading:(12&e[0])>>>2,dependsOn:3&e[0],isDependedOn:(192&e[1])>>>6,hasRedundancy:(48&e[1])>>>4,paddingValue:(14&e[1])>>>1,isNonSyncSample:1&e[1],degradationPriority:e[2]<<8|e[3]}},Jt=function(e){var t,i={version:e[0],flags:new Uint8Array(e.subarray(1,4)),samples:[]},n=new DataView(e.buffer,e.byteOffset,e.byteLength),s=1&i.flags[2],r=4&i.flags[2],a=1&i.flags[1],o=2&i.flags[1],d=4&i.flags[1],u=8&i.flags[1],l=n.getUint32(4),h=8;for(s&&(i.dataOffset=n.getInt32(h),h+=4),r&&l&&(t={flags:Kt(e.subarray(h,h+4))},h+=4,a&&(t.duration=n.getUint32(h),h+=4),o&&(t.size=n.getUint32(h),h+=4),u&&(1===i.version?t.compositionTimeOffset=n.getInt32(h):t.compositionTimeOffset=n.getUint32(h),h+=4),i.samples.push(t),l--);l--;)t={},a&&(t.duration=n.getUint32(h),h+=4),o&&(t.size=n.getUint32(h),h+=4),d&&(t.flags=Kt(e.subarray(h,h+4)),h+=4),u&&(1===i.version?t.compositionTimeOffset=n.getInt32(h):t.compositionTimeOffset=n.getUint32(h),h+=4),i.samples.push(t);return i},Zt=function(e){var t,i=new DataView(e.buffer,e.byteOffset,e.byteLength),n={version:e[0],flags:new Uint8Array(e.subarray(1,4)),trackId:i.getUint32(4)},s=1&n.flags[2],r=2&n.flags[2],a=8&n.flags[2],o=16&n.flags[2],d=32&n.flags[2],u=65536&n.flags[0],l=131072&n.flags[0];return t=8,s&&(t+=4,n.baseDataOffset=i.getUint32(12),t+=4),r&&(n.sampleDescriptionIndex=i.getUint32(t),t+=4),a&&(n.defaultSampleDuration=i.getUint32(t),t+=4),o&&(n.defaultSampleSize=i.getUint32(t),t+=4),d&&(n.defaultSampleFlags=i.getUint32(t)),u&&(n.durationIsEmpty=!0),!s&&l&&(n.baseDataOffsetIsMoof=!0),n},ei=(Nt="undefined"!=typeof window?window:void 0!==e?e:"undefined"!=typeof self?self:{},ce.discardEmulationPreventionBytes),ti=Ae.CaptionStream,ii=Xt,ni=Yt,si=Jt,ri=Zt,ai=Nt,oi=function(e,t){for(var i=e,n=0;n<t.length;n++){var s=t[n];if(i<s.size)return s;i-=s.size}return null},di=function(){var e,t,i,n,s,r,a=!1;this.isInitialized=function(){return a},this.init=function(t){e=new ti,a=!0,r=!!t&&t.isPartial,e.on("data",(function(e){e.startTime=e.startPts/n,e.endTime=e.endPts/n,s.captions.push(e),s.captionStreams[e.stream]=!0})),e.on("log",(function(e){s.logs.push(e)}))},this.isNewInit=function(e,t){return!(e&&0===e.length||t&&"object"==typeof t&&0===Object.keys(t).length||i===e[0]&&n===t[i])},this.parse=function(e,r,a){var o;if(!this.isInitialized())return null;if(!r||!a)return null;if(this.isNewInit(r,a))i=r[0],n=a[i];else if(null===i||!n)return t.push(e),null;for(;t.length>0;){var d=t.shift();this.parse(d,r,a)}return o=function(e,t,i){if(null===t)return null;var n=function(e,t){var i=ii(e,["moof","traf"]),n=ii(e,["mdat"]),s={},r=[];return n.forEach((function(e,t){var n=i[t];r.push({mdat:e,traf:n})})),r.forEach((function(e){var i,n,r=e.mdat,a=e.traf,o=ii(a,["tfhd"]),d=ri(o[0]),u=d.trackId,l=ii(a,["tfdt"]),h=l.length>0?ni(l[0]).baseMediaDecodeTime:0,c=ii(a,["trun"]);t===u&&c.length>0&&(i=function(e,t,i){var n=t,s=i.defaultSampleDuration||0,r=i.defaultSampleSize||0,a=i.trackId,o=[];return e.forEach((function(e){var t=si(e).samples;t.forEach((function(e){void 0===e.duration&&(e.duration=s),void 0===e.size&&(e.size=r),e.trackId=a,e.dts=n,void 0===e.compositionTimeOffset&&(e.compositionTimeOffset=0),"bigint"==typeof 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See mux.js#223."});break}n.pts=a.pts,n.dts=a.dts}d.seiNals.push(n)}return d}(r,i,u),s[u]||(s[u]={seiNals:[],logs:[]}),s[u].seiNals=s[u].seiNals.concat(n.seiNals),s[u].logs=s[u].logs.concat(n.logs))})),s}(e,t)[t]||{};return{seiNals:n.seiNals,logs:n.logs,timescale:i}}(e,i,n),o&&o.logs&&(s.logs=s.logs.concat(o.logs)),null!==o&&o.seiNals?(this.pushNals(o.seiNals),this.flushStream(),s):s.logs.length?{logs:s.logs,captions:[],captionStreams:[]}:null},this.pushNals=function(t){if(!this.isInitialized()||!t||0===t.length)return null;t.forEach((function(t){e.push(t)}))},this.flushStream=function(){if(!this.isInitialized())return null;r?e.partialFlush():e.flush()},this.clearParsedCaptions=function(){s.captions=[],s.captionStreams={},s.logs=[]},this.resetCaptionStream=function(){if(!this.isInitialized())return 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t,n,s={},r=hi(e,["tkhd"])[0];r&&(n=(t=new DataView(r.buffer,r.byteOffset,r.byteLength)).getUint8(0),s.id=0===n?t.getUint32(12):t.getUint32(20));var a=hi(e,["mdia","hdlr"])[0];if(a){var o=ci(a.subarray(8,12));s.type="vide"===o?"video":"soun"===o?"audio":o}var d=hi(e,["mdia","minf","stbl","stsd"])[0];if(d){var u=d.subarray(8);s.codec=ci(u.subarray(4,8));var l,h=hi(u,[s.codec])[0];h&&(/^[asm]vc[1-9]$/i.test(s.codec)?(l=h.subarray(78),"avcC"===ci(l.subarray(4,8))&&l.length>11?(s.codec+=".",s.codec+=li(l[9]),s.codec+=li(l[10]),s.codec+=li(l[11])):s.codec="avc1.4d400d"):/^mp4[a,v]$/i.test(s.codec)?(l=h.subarray(28),"esds"===ci(l.subarray(4,8))&&l.length>20&&0!==l[19]?(s.codec+="."+li(l[19]),s.codec+="."+li(l[20]>>>2&63).replace(/^0/,"")):s.codec="mp4a.40.2"):s.codec=s.codec.toLowerCase())}var c=hi(e,["mdia","mdhd"])[0];c&&(s.timescale=qt(c)),i.push(s)})),i};var fi=Ft,gi=$t,yi=Le,_i=function(e){var t=31&e[1];return(t<<=8)|e[2]},Ti=function(e){return!!(64&e[1])},bi=function(e){var t=0;return(48&e[3])>>>4>1&&(t+=e[4]+1),t},Si=function(e){switch(e){case 5:return"slice_layer_without_partitioning_rbsp_idr";case 6:return"sei_rbsp";case 7:return"seq_parameter_set_rbsp";case 8:return"pic_parameter_set_rbsp";case 9:return"access_unit_delimiter_rbsp";default:return null}},vi={parseType:function(e,t){var i=_i(e);return 0===i?"pat":i===t?"pmt":t?"pes":null},parsePat:function(e){var t=Ti(e),i=4+bi(e);return t&&(i+=e[i]+1),(31&e[i+10])<<8|e[i+11]},parsePmt:function(e){var t={},i=Ti(e),n=4+bi(e);if(i&&(n+=e[n]+1),1&e[n+5]){var s;s=3+((15&e[n+1])<<8|e[n+2])-4;for(var r=12+((15&e[n+10])<<8|e[n+11]);r<s;){var a=n+r;t[(31&e[a+1])<<8|e[a+2]]=e[a],r+=5+((15&e[a+3])<<8|e[a+4])}return t}},parsePayloadUnitStartIndicator:Ti,parsePesType:function(e,t){switch(t[_i(e)]){case yi.H264_STREAM_TYPE:return"video";case yi.ADTS_STREAM_TYPE:return"audio";case yi.METADATA_STREAM_TYPE:return"timed-metadata";default:return null}},parsePesTime:function(e){if(!Ti(e))return null;var t=4+bi(e);if(t>=e.byteLength)return null;var i,n=null;return 192&(i=e[t+7])&&((n={}).pts=(14&e[t+9])<<27|(255&e[t+10])<<20|(254&e[t+11])<<12|(255&e[t+12])<<5|(254&e[t+13])>>>3,n.pts*=4,n.pts+=(6&e[t+13])>>>1,n.dts=n.pts,64&i&&(n.dts=(14&e[t+14])<<27|(255&e[t+15])<<20|(254&e[t+16])<<12|(255&e[t+17])<<5|(254&e[t+18])>>>3,n.dts*=4,n.dts+=(6&e[t+18])>>>1)),n},videoPacketContainsKeyFrame:function(e){for(var t=4+bi(e),i=e.subarray(t),n=0,s=0,r=!1;s<i.byteLength-3;s++)if(1===i[s+2]){n=s+5;break}for(;n<i.byteLength;)switch(i[n]){case 0:if(0!==i[n-1]){n+=2;break}if(0!==i[n-2]){n++;break}s+3!==n-2&&"slice_layer_without_partitioning_rbsp_idr"===Si(31&i[s+3])&&(r=!0);do{n++}while(1!==i[n]&&n<i.length);s=n-2,n+=3;break;case 1:if(0!==i[n-1]||0!==i[n-2]){n+=3;break}"slice_layer_without_partitioning_rbsp_idr"===Si(31&i[s+3])&&(r=!0),s=n-2,n+=3;break;default:n+=3}return i=i.subarray(s),n-=s,s=0,i&&i.byteLength>3&&"slice_layer_without_partitioning_rbsp_idr"===Si(31&i[s+3])&&(r=!0),r}},wi=Le,Ii=Ue.handleRollover,Ei={};Ei.ts=vi,Ei.aac=mt;var Ai=oe.ONE_SECOND_IN_TS,Li=188,xi=71,Di=function(e,t,i){for(var n,s,r,a,o=0,d=Li,u=!1;d<=e.byteLength;)if(e[o]!==xi||e[d]!==xi&&d!==e.byteLength)o++,d++;else{if(n=e.subarray(o,d),"pes"===Ei.ts.parseType(n,t.pid)&&(s=Ei.ts.parsePesType(n,t.table),r=Ei.ts.parsePayloadUnitStartIndicator(n),"audio"===s&&r&&(a=Ei.ts.parsePesTime(n))&&(a.type="audio",i.audio.push(a),u=!0)),u)break;o+=Li,d+=Li}for(o=(d=e.byteLength)-Li,u=!1;o>=0;)if(e[o]!==xi||e[d]!==xi&&d!==e.byteLength)o--,d--;else{if(n=e.subarray(o,d),"pes"===Ei.ts.parseType(n,t.pid)&&(s=Ei.ts.parsePesType(n,t.table),r=Ei.ts.parsePayloadUnitStartIndicator(n),"audio"===s&&r&&(a=Ei.ts.parsePesTime(n))&&(a.type="audio",i.audio.push(a),u=!0)),u)break;o-=Li,d-=Li}},ki=function(e,t,i){for(var n,s,r,a,o,d,u,l=0,h=Li,c=!1,p={data:[],size:0};h<e.byteLength;)if(e[l]!==xi||e[h]!==xi)l++,h++;else{if(n=e.subarray(l,h),"pes"===Ei.ts.parseType(n,t.pid)&&(s=Ei.ts.parsePesType(n,t.table),r=Ei.ts.parsePayloadUnitStartIndicator(n),"video"===s&&(r&&!c&&(a=Ei.ts.parsePesTime(n))&&(a.type="video",i.video.push(a),c=!0),!i.firstKeyFrame))){if(r&&0!==p.size){for(o=new Uint8Array(p.size),d=0;p.data.length;)u=p.data.shift(),o.set(u,d),d+=u.byteLength;if(Ei.ts.videoPacketContainsKeyFrame(o)){var m=Ei.ts.parsePesTime(o);m?(i.firstKeyFrame=m,i.firstKeyFrame.type="video"):console.warn("Failed to extract PTS/DTS from PES at first keyframe. This could be an unusual TS segment, or else mux.js did not parse your TS segment correctly. If you know your TS segments do contain PTS/DTS on keyframes please file a bug report! 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null}if(null===s||null===r)return null;var d=Ai/s;return{audio:[{type:"audio",dts:r,pts:r},{type:"audio",dts:r+1024*n*d,pts:r+1024*n*d}]}}(e):function(e){var t={pid:null,table:null},i={};for(var n in function(e,t){for(var i,n=0,s=Li;s<e.byteLength;)if(e[n]!==xi||e[s]!==xi)n++,s++;else{switch(i=e.subarray(n,s),Ei.ts.parseType(i,t.pid)){case"pat":t.pid=Ei.ts.parsePat(i);break;case"pmt":var r=Ei.ts.parsePmt(i);t.table=t.table||{},Object.keys(r).forEach((function(e){t.table[e]=r[e]}))}n+=Li,s+=Li}}(e,t),t.table)if(t.table.hasOwnProperty(n))switch(t.table[n]){case wi.H264_STREAM_TYPE:i.video=[],ki(e,t,i),0===i.video.length&&delete i.video;break;case wi.ADTS_STREAM_TYPE:i.audio=[],Di(e,t,i),0===i.audio.length&&delete i.audio}return i}(e),i&&(i.audio||i.video)?(function(e,t){if(e.audio&&e.audio.length){var i=t;(void 0===i||isNaN(i))&&(i=e.audio[0].dts),e.audio.forEach((function(e){e.dts=Ii(e.dts,i),e.pts=Ii(e.pts,i),e.dtsTime=e.dts/Ai,e.ptsTime=e.pts/Ai}))}if(e.video&&e.video.length){var n=t;if((void 0===n||isNaN(n))&&(n=e.video[0].dts),e.video.forEach((function(e){e.dts=Ii(e.dts,n),e.pts=Ii(e.pts,n),e.dtsTime=e.dts/Ai,e.ptsTime=e.pts/Ai})),e.firstKeyFrame){var s=e.firstKeyFrame;s.dts=Ii(s.dts,n),s.pts=Ii(s.pts,n),s.dtsTime=s.dts/Ai,s.ptsTime=s.pts/Ai}}}(i,t),i):null};class Pi{constructor(e,t){this.options=t||{},this.self=e,this.init()}init(){this.transmuxer&&this.transmuxer.dispose(),this.transmuxer=new Wt.Transmuxer(this.options),function(e,t){t.on("data",(function(t){const i=t.initSegment;t.initSegment={data:i.buffer,byteOffset:i.byteOffset,byteLength:i.byteLength};const n=t.data;t.data=n.buffer,e.postMessage({action:"data",segment:t,byteOffset:n.byteOffset,byteLength:n.byteLength},[t.data])})),t.on("done",(function(t){e.postMessage({action:"done"})})),t.on("gopInfo",(function(t){e.postMessage({action:"gopInfo",gopInfo:t})})),t.on("videoSegmentTimingInfo",(function(t){const i={start:{decode:oe.videoTsToSeconds(t.start.dts),presentation:oe.videoTsToSeconds(t.start.pts)},end:{decode:oe.videoTsToSeconds(t.end.dts),presentation:oe.videoTsToSeconds(t.end.pts)},baseMediaDecodeTime:oe.videoTsToSeconds(t.baseMediaDecodeTime)};t.prependedContentDuration&&(i.prependedContentDuration=oe.videoTsToSeconds(t.prependedContentDuration)),e.postMessage({action:"videoSegmentTimingInfo",videoSegmentTimingInfo:i})})),t.on("audioSegmentTimingInfo",(function(t){const i={start:{decode:oe.videoTsToSeconds(t.start.dts),presentation:oe.videoTsToSeconds(t.start.pts)},end:{decode:oe.videoTsToSeconds(t.end.dts),presentation:oe.videoTsToSeconds(t.end.pts)},baseMediaDecodeTime:oe.videoTsToSeconds(t.baseMediaDecodeTime)};t.prependedContentDuration&&(i.prependedContentDuration=oe.videoTsToSeconds(t.prependedContentDuration)),e.postMessage({action:"audioSegmentTimingInfo",audioSegmentTimingInfo:i})})),t.on("id3Frame",(function(t){e.postMessage({action:"id3Frame",id3Frame:t})})),t.on("caption",(function(t){e.postMessage({action:"caption",caption:t})})),t.on("trackinfo",(function(t){e.postMessage({action:"trackinfo",trackInfo:t})})),t.on("audioTimingInfo",(function(t){e.postMessage({action:"audioTimingInfo",audioTimingInfo:{start:oe.videoTsToSeconds(t.start),end:oe.videoTsToSeconds(t.end)}})})),t.on("videoTimingInfo",(function(t){e.postMessage({action:"videoTimingInfo",videoTimingInfo:{start:oe.videoTsToSeconds(t.start),end:oe.videoTsToSeconds(t.end)}})})),t.on("log",(function(t){e.postMessage({action:"log",log:t})}))}(this.self,this.transmuxer)}pushMp4Captions(e){this.captionParser||(this.captionParser=new di,this.captionParser.init());const t=new Uint8Array(e.data,e.byteOffset,e.byteLength),i=this.captionParser.parse(t,e.trackIds,e.timescales);this.self.postMessage({action:"mp4Captions",captions:i&&i.captions||[],logs:i&&i.logs||[],data:t.buffer},[t.buffer])}probeMp4StartTime({timescales:e,data:t}){const i=fi(e,t);this.self.postMessage({action:"probeMp4StartTime",startTime:i,data:t},[t.buffer])}probeMp4Tracks({data:e}){const t=gi(e);this.self.postMessage({action:"probeMp4Tracks",tracks:t,data:e},[e.buffer])}probeTs({data:e,baseStartTime:t}){const i="number"!=typeof t||isNaN(t)?void 0:t*oe.ONE_SECOND_IN_TS,n=Oi(e,i);let s=null;n&&(s={hasVideo:n.video&&2===n.video.length||!1,hasAudio:n.audio&&2===n.audio.length||!1},s.hasVideo&&(s.videoStart=n.video[0].ptsTime),s.hasAudio&&(s.audioStart=n.audio[0].ptsTime)),this.self.postMessage({action:"probeTs",result:s,data:e},[e.buffer])}clearAllMp4Captions(){this.captionParser&&this.captionParser.clearAllCaptions()}clearParsedMp4Captions(){this.captionParser&&this.captionParser.clearParsedCaptions()}push(e){const t=new Uint8Array(e.data,e.byteOffset,e.byteLength);this.transmuxer.push(t)}reset(){this.transmuxer.reset()}setTimestampOffset(e){const t=e.timestampOffset||0;this.transmuxer.setBaseMediaDecodeTime(Math.round(oe.secondsToVideoTs(t)))}setAudioAppendStart(e){this.transmuxer.setAudioAppendStart(Math.ceil(oe.secondsToVideoTs(e.appendStart)))}setRemux(e){this.transmuxer.setRemux(e.remux)}flush(e){this.transmuxer.flush(),self.postMessage({action:"done",type:"transmuxed"})}endTimeline(){this.transmuxer.endTimeline(),self.postMessage({action:"endedtimeline",type:"transmuxed"})}alignGopsWith(e){this.transmuxer.alignGopsWith(e.gopsToAlignWith.slice())}}self.onmessage=function(e){"init"===e.data.action&&e.data.options?this.messageHandlers=new Pi(self,e.data.options):(this.messageHandlers||(this.messageHandlers=new Pi(self)),e.data&&e.data.action&&"init"!==e.data.action&&this.messageHandlers[e.data.action]&&this.messageHandlers[e.data.action](e.data))}})));var mi=li(pi);const 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y.forEach((e=>{e.addEventListener("loadend",(({loadendState:e,abortFn:t})=>i=>{i.target.aborted&&t&&!e.calledAbortFn&&(t(),e.calledAbortFn=!0)})({loadendState:S,abortFn:s}))})),()=>vi(y)},ki=h("CodecUtils"),Oi=(e,t)=>{const i=t.attributes||{};return e&&e.mediaGroups&&e.mediaGroups.AUDIO&&i.AUDIO&&e.mediaGroups.AUDIO[i.AUDIO]},Pi=function(e){const t={};return e.forEach((({mediaType:e,type:i,details:n})=>{t[e]=t[e]||[],t[e].push(A(`${i}${n}`))})),Object.keys(t).forEach((function(e){if(t[e].length>1)return ki(`multiple ${e} codecs found as attributes: ${t[e].join(", ")}. 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[${s.start} => ${s.end}]`:"")+` startOfSegment [${t}]`+` duration [${i}]`+` timeline [${l}]`+` selected by [${c}]`+` playlist [${a}]`},zi=e=>`${e}TimingInfo`,Qi=({timelineChangeController:e,currentTimeline:t,segmentTimeline:i,loaderType:n,audioDisabled:s})=>{if(t===i)return!1;if("audio"===n){const t=e.lastTimelineChange({type:"main"});return!t||t.to!==i}if("main"===n&&s){const t=e.pendingTimelineChange({type:"audio"});return!t||t.to!==i}return!1},Yi=({segmentDuration:e,maxDuration:t})=>!!e&&Math.round(e)>t+R;class Ki extends s.default.EventTarget{constructor(e,t={}){if(super(),!e)throw new TypeError("Initialization settings are required");if("function"!=typeof e.currentTime)throw new TypeError("No currentTime getter specified");if(!e.mediaSource)throw new TypeError("No MediaSource specified");this.bandwidth=e.bandwidth,this.throughput={rate:0,count:0},this.roundTrip=NaN,this.resetStats_(),this.mediaIndex=null,this.partIndex=null,this.hasPlayed_=e.hasPlayed,this.currentTime_=e.currentTime,this.seekable_=e.seekable,this.seeking_=e.seeking,this.duration_=e.duration,this.mediaSource_=e.mediaSource,this.vhs_=e.vhs,this.loaderType_=e.loaderType,this.currentMediaInfo_=void 0,this.startingMediaInfo_=void 0,this.segmentMetadataTrack_=e.segmentMetadataTrack,this.goalBufferLength_=e.goalBufferLength,this.sourceType_=e.sourceType,this.sourceUpdater_=e.sourceUpdater,this.inbandTextTracks_=e.inbandTextTracks,this.state_="INIT",this.timelineChangeController_=e.timelineChangeController,this.shouldSaveSegmentTimingInfo_=!0,this.parse708captions_=e.parse708captions,this.useDtsForTimestampOffset_=e.useDtsForTimestampOffset,this.captionServices_=e.captionServices,this.exactManifestTimings=e.exactManifestTimings,this.checkBufferTimeout_=null,this.error_=void 0,this.currentTimeline_=-1,this.pendingSegment_=null,this.xhrOptions_=null,this.pendingSegments_=[],this.audioDisabled_=!1,this.isPendingTimestampOffset_=!1,this.gopBuffer_=[],this.timeMapping_=0,this.safeAppend_=s.default.browser.IE_VERSION>=11,this.appendInitSegment_={audio:!0,video:!0},this.playlistOfLastInitSegment_={audio:null,video:null},this.callQueue_=[],this.loadQueue_=[],this.metadataQueue_={id3:[],caption:[]},this.waitingOnRemove_=!1,this.quotaExceededErrorRetryTimeout_=null,this.activeInitSegmentId_=null,this.initSegments_={},this.cacheEncryptionKeys_=e.cacheEncryptionKeys,this.keyCache_={},this.decrypter_=e.decrypter,this.syncController_=e.syncController,this.syncPoint_={segmentIndex:0,time:0},this.transmuxer_=this.createTransmuxer_(),this.triggerSyncInfoUpdate_=()=>this.trigger("syncinfoupdate"),this.syncController_.on("syncinfoupdate",this.triggerSyncInfoUpdate_),this.mediaSource_.addEventListener("sourceopen",(()=>{this.isEndOfStream_()||(this.ended_=!1)})),this.fetchAtBuffer_=!1,this.logger_=h(`SegmentLoader[${this.loaderType_}]`),Object.defineProperty(this,"state",{get(){return this.state_},set(e){e!==this.state_&&(this.logger_(`${this.state_} -> ${e}`),this.state_=e,this.trigger("statechange"))}}),this.sourceUpdater_.on("ready",(()=>{this.hasEnoughInfoToAppend_()&&this.processCallQueue_()})),"main"===this.loaderType_&&this.timelineChangeController_.on("pendingtimelinechange",(()=>{this.hasEnoughInfoToAppend_()&&this.processCallQueue_()})),"audio"===this.loaderType_&&this.timelineChangeController_.on("timelinechange",(()=>{this.hasEnoughInfoToLoad_()&&this.processLoadQueue_(),this.hasEnoughInfoToAppend_()&&this.processCallQueue_()}))}createTransmuxer_(){return(e=>{const t=new mi;t.currentTransmux=null,t.transmuxQueue=[];const i=t.terminate;return t.terminate=()=>(t.currentTransmux=null,t.transmuxQueue.length=0,i.call(t)),t.postMessage({action:"init",options:e}),t})({remux:!1,alignGopsAtEnd:this.safeAppend_,keepOriginalTimestamps:!0,parse708captions:this.parse708captions_,captionServices:this.captionServices_})}resetStats_(){this.mediaBytesTransferred=0,this.mediaRequests=0,this.mediaRequestsAborted=0,this.mediaRequestsTimedout=0,this.mediaRequestsErrored=0,this.mediaTransferDuration=0,this.mediaSecondsLoaded=0,this.mediaAppends=0}dispose(){this.trigger("dispose"),this.state="DISPOSED",this.pause(),this.abort_(),this.transmuxer_&&this.transmuxer_.terminate(),this.resetStats_(),this.checkBufferTimeout_&&window.clearTimeout(this.checkBufferTimeout_),this.syncController_&&this.triggerSyncInfoUpdate_&&this.syncController_.off("syncinfoupdate",this.triggerSyncInfoUpdate_),this.off()}setAudio(e){this.audioDisabled_=!e,e?this.appendInitSegment_.audio=!0:this.sourceUpdater_.removeAudio(0,this.duration_())}abort(){"WAITING"===this.state?(this.abort_(),this.state="READY",this.paused()||this.monitorBuffer_()):this.pendingSegment_&&(this.pendingSegment_=null)}abort_(){this.pendingSegment_&&this.pendingSegment_.abortRequests&&this.pendingSegment_.abortRequests(),this.pendingSegment_=null,this.callQueue_=[],this.loadQueue_=[],this.metadataQueue_.id3=[],this.metadataQueue_.caption=[],this.timelineChangeController_.clearPendingTimelineChange(this.loaderType_),this.waitingOnRemove_=!1,window.clearTimeout(this.quotaExceededErrorRetryTimeout_),this.quotaExceededErrorRetryTimeout_=null}checkForAbort_(e){return"APPENDING"!==this.state||this.pendingSegment_?!this.pendingSegment_||this.pendingSegment_.requestId!==e:(this.state="READY",!0)}error(e){return void 0!==e&&(this.logger_("error occurred:",e),this.error_=e),this.pendingSegment_=null,this.error_}endOfStream(){this.ended_=!0,this.transmuxer_&&_i(this.transmuxer_),this.gopBuffer_.length=0,this.pause(),this.trigger("ended")}buffered_(){const e=this.getMediaInfo_();if(!this.sourceUpdater_||!e)return C();if("main"===this.loaderType_){const{hasAudio:t,hasVideo:i,isMuxed:n}=e;if(i&&t&&!this.audioDisabled_&&!n)return this.sourceUpdater_.buffered();if(i)return this.sourceUpdater_.videoBuffered()}return this.sourceUpdater_.audioBuffered()}initSegmentForMap(e,t=!1){if(!e)return null;const i=qe(e);let n=this.initSegments_[i];return t&&!n&&e.bytes&&(this.initSegments_[i]=n={resolvedUri:e.resolvedUri,byterange:e.byterange,bytes:e.bytes,tracks:e.tracks,timescales:e.timescales}),n||e}segmentKey(e,t=!1){if(!e)return null;const i=We(e);let n=this.keyCache_[i];this.cacheEncryptionKeys_&&t&&!n&&e.bytes&&(this.keyCache_[i]=n={resolvedUri:e.resolvedUri,bytes:e.bytes});const s={resolvedUri:(n||e).resolvedUri};return n&&(s.bytes=n.bytes),s}couldBeginLoading_(){return this.playlist_&&!this.paused()}load(){if(this.monitorBuffer_(),this.playlist_)return"INIT"===this.state&&this.couldBeginLoading_()?this.init_():void(!this.couldBeginLoading_()||"READY"!==this.state&&"INIT"!==this.state||(this.state="READY"))}init_(){return this.state="READY",this.resetEverything(),this.monitorBuffer_()}playlist(e,t={}){if(!e)return;const i=this.playlist_,n=this.pendingSegment_;this.playlist_=e,this.xhrOptions_=t,"INIT"===this.state&&(e.syncInfo={mediaSequence:e.mediaSequence,time:0},"main"===this.loaderType_&&this.syncController_.setDateTimeMappingForStart(e));let s=null;if(i&&(i.id?s=i.id:i.uri&&(s=i.uri)),this.logger_(`playlist update [${s} => ${e.id||e.uri}]`),this.trigger("syncinfoupdate"),"INIT"===this.state&&this.couldBeginLoading_())return this.init_();if(!i||i.uri!==e.uri)return null!==this.mediaIndex&&(e.endList?this.resyncLoader():this.resetLoader()),this.currentMediaInfo_=void 0,void this.trigger("playlistupdate");const r=e.mediaSequence-i.mediaSequence;if(this.logger_(`live window shift [${r}]`),null!==this.mediaIndex)if(this.mediaIndex-=r,this.mediaIndex<0)this.mediaIndex=null,this.partIndex=null;else{const e=this.playlist_.segments[this.mediaIndex];if(this.partIndex&&(!e.parts||!e.parts.length||!e.parts[this.partIndex])){const e=this.mediaIndex;this.logger_(`currently processing part (index ${this.partIndex}) no longer exists.`),this.resetLoader(),this.mediaIndex=e}}n&&(n.mediaIndex-=r,n.mediaIndex<0?(n.mediaIndex=null,n.partIndex=null):(n.mediaIndex>=0&&(n.segment=e.segments[n.mediaIndex]),n.partIndex>=0&&n.segment.parts&&(n.part=n.segment.parts[n.partIndex]))),this.syncController_.saveExpiredSegmentInfo(i,e)}pause(){this.checkBufferTimeout_&&(window.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=null)}paused(){return null===this.checkBufferTimeout_}resetEverything(e){this.ended_=!1,this.appendInitSegment_={audio:!0,video:!0},this.resetLoader(),this.remove(0,1/0,e),this.transmuxer_&&(this.transmuxer_.postMessage({action:"clearAllMp4Captions"}),this.transmuxer_.postMessage({action:"reset"}))}resetLoader(){this.fetchAtBuffer_=!1,this.resyncLoader()}resyncLoader(){this.transmuxer_&&_i(this.transmuxer_),this.mediaIndex=null,this.partIndex=null,this.syncPoint_=null,this.isPendingTimestampOffset_=!1,this.callQueue_=[],this.loadQueue_=[],this.metadataQueue_.id3=[],this.metadataQueue_.caption=[],this.abort(),this.transmuxer_&&this.transmuxer_.postMessage({action:"clearParsedMp4Captions"})}remove(e,t,i=(()=>{}),n=!1){if(t===1/0&&(t=this.duration_()),t<=e)return void this.logger_("skipping remove because end ${end} is <= start ${start}");if(!this.sourceUpdater_||!this.getMediaInfo_())return void this.logger_("skipping remove because no source updater or starting media info");let s=1;const r=()=>{s--,0===s&&i()};!n&&this.audioDisabled_||(s++,this.sourceUpdater_.removeAudio(e,t,r)),(n||"main"===this.loaderType_)&&(this.gopBuffer_=((e,t,i,n)=>{const s=Math.ceil((t-n)*Vi),r=Math.ceil((i-n)*Vi),a=e.slice();let o=e.length;for(;o--&&!(e[o].pts<=r););if(-1===o)return a;let d=o+1;for(;d--&&!(e[d].pts<=s););return d=Math.max(d,0),a.splice(d,o-d+1),a})(this.gopBuffer_,e,t,this.timeMapping_),s++,this.sourceUpdater_.removeVideo(e,t,r));for(const i in this.inbandTextTracks_)Wi(e,t,this.inbandTextTracks_[i]);Wi(e,t,this.segmentMetadataTrack_),r()}monitorBuffer_(){this.checkBufferTimeout_&&window.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=window.setTimeout(this.monitorBufferTick_.bind(this),1)}monitorBufferTick_(){"READY"===this.state&&this.fillBuffer_(),this.checkBufferTimeout_&&window.clearTimeout(this.checkBufferTimeout_),this.checkBufferTimeout_=window.setTimeout(this.monitorBufferTick_.bind(this),500)}fillBuffer_(){if(this.sourceUpdater_.updating())return;const e=this.chooseNextRequest_();e&&("number"==typeof e.timestampOffset&&(this.isPendingTimestampOffset_=!1,this.timelineChangeController_.pendingTimelineChange({type:this.loaderType_,from:this.currentTimeline_,to:e.timeline})),this.loadSegment_(e))}isEndOfStream_(e=this.mediaIndex,t=this.playlist_,i=this.partIndex){if(!t||!this.mediaSource_)return!1;const n="number"==typeof e&&t.segments[e],s=e+1===t.segments.length,r=!n||!n.parts||i+1===n.parts.length;return t.endList&&"open"===this.mediaSource_.readyState&&s&&r}chooseNextRequest_(){const e=this.buffered_(),t=W(e)||0,i=G(e,this.currentTime_()),n=!this.hasPlayed_()&&i>=1,s=i>=this.goalBufferLength_(),r=this.playlist_.segments;if(!r.length||n||s)return null;this.syncPoint_=this.syncPoint_||this.syncController_.getSyncPoint(this.playlist_,this.duration_(),this.currentTimeline_,this.currentTime_());const a={partIndex:null,mediaIndex:null,startOfSegment:null,playlist:this.playlist_,isSyncRequest:Boolean(!this.syncPoint_)};if(a.isSyncRequest)a.mediaIndex=function(e,t,i){t=t||[];const n=[];let s=0;for(let r=0;r<t.length;r++){const a=t[r];if(e===a.timeline&&(n.push(r),s+=a.duration,s>i))return r}return 0===n.length?0:n[n.length-1]}(this.currentTimeline_,r,t);else if(null!==this.mediaIndex){const e=r[this.mediaIndex],i="number"==typeof this.partIndex?this.partIndex:-1;a.startOfSegment=e.end?e.end:t,e.parts&&e.parts[i+1]?(a.mediaIndex=this.mediaIndex,a.partIndex=i+1):a.mediaIndex=this.mediaIndex+1}else{const{segmentIndex:e,startTime:i,partIndex:n}=oe.getMediaInfoForTime({exactManifestTimings:this.exactManifestTimings,playlist:this.playlist_,currentTime:this.fetchAtBuffer_?t:this.currentTime_(),startingPartIndex:this.syncPoint_.partIndex,startingSegmentIndex:this.syncPoint_.segmentIndex,startTime:this.syncPoint_.time});a.getMediaInfoForTime=this.fetchAtBuffer_?`bufferedEnd ${t}`:`currentTime ${this.currentTime_()}`,a.mediaIndex=e,a.startOfSegment=i,a.partIndex=n}const o=r[a.mediaIndex];let d=o&&"number"==typeof a.partIndex&&o.parts&&o.parts[a.partIndex];if(!o||"number"==typeof a.partIndex&&!d)return null;if("number"!=typeof a.partIndex&&o.parts&&(a.partIndex=0,d=o.parts[0]),!i&&d&&!d.independent)if(0===a.partIndex){const e=r[a.mediaIndex-1],t=e.parts&&e.parts.length&&e.parts[e.parts.length-1];t&&t.independent&&(a.mediaIndex-=1,a.partIndex=e.parts.length-1,a.independent="previous segment")}else o.parts[a.partIndex-1].independent&&(a.partIndex-=1,a.independent="previous part");const u=this.mediaSource_&&"ended"===this.mediaSource_.readyState;return a.mediaIndex>=r.length-1&&u&&!this.seeking_()?null:this.generateSegmentInfo_(a)}generateSegmentInfo_(e){const{independent:t,playlist:i,mediaIndex:n,startOfSegment:s,isSyncRequest:r,partIndex:a,forceTimestampOffset:o,getMediaInfoForTime:d}=e,u=i.segments[n],l="number"==typeof a&&u.parts[a],h={requestId:"segment-loader-"+Math.random(),uri:l&&l.resolvedUri||u.resolvedUri,mediaIndex:n,partIndex:l?a:null,isSyncRequest:r,startOfSegment:s,playlist:i,bytes:null,encryptedBytes:null,timestampOffset:null,timeline:u.timeline,duration:l&&l.duration||u.duration,segment:u,part:l,byteLength:0,transmuxer:this.transmuxer_,getMediaInfoForTime:d,independent:t},c=void 0!==o?o:this.isPendingTimestampOffset_;h.timestampOffset=this.timestampOffsetForSegment_({segmentTimeline:u.timeline,currentTimeline:this.currentTimeline_,startOfSegment:s,buffered:this.buffered_(),overrideCheck:c});const p=W(this.sourceUpdater_.audioBuffered());return"number"==typeof p&&(h.audioAppendStart=p-this.sourceUpdater_.audioTimestampOffset()),this.sourceUpdater_.videoBuffered().length&&(h.gopsToAlignWith=((e,t,i)=>{if(null==t||!e.length)return[];const n=Math.ceil((t-i+3)*Vi);let s;for(s=0;s<e.length&&!(e[s].pts>n);s++);return e.slice(s)})(this.gopBuffer_,this.currentTime_()-this.sourceUpdater_.videoTimestampOffset(),this.timeMapping_)),h}timestampOffsetForSegment_(e){return(({segmentTimeline:e,currentTimeline:t,startOfSegment:i,buffered:n,overrideCheck:s})=>s||e!==t?e<t?i:n.length?n.end(n.length-1):i:null)(e)}earlyAbortWhenNeeded_(e){if(this.vhs_.tech_.paused()||!this.xhrOptions_.timeout||!this.playlist_.attributes.BANDWIDTH)return;if(Date.now()-(e.firstBytesReceivedAt||Date.now())<1e3)return;const t=this.currentTime_(),i=e.bandwidth,n=this.pendingSegment_.duration,s=oe.estimateSegmentRequestTime(n,i,this.playlist_,e.bytesReceived),r=function(e,t,i=1){return((e.length?e.end(e.length-1):0)-t)/i}(this.buffered_(),t,this.vhs_.tech_.playbackRate())-1;if(s<=r)return;const a=function(e){const{main:t,currentTime:i,bandwidth:n,duration:s,segmentDuration:r,timeUntilRebuffer:a,currentTimeline:o,syncController:d}=e,u=t.playlists.filter((e=>!oe.isIncompatible(e)));let l=u.filter(oe.isEnabled);l.length||(l=u.filter((e=>!oe.isDisabled(e))));const h=l.filter(oe.hasAttribute.bind(null,"BANDWIDTH")).map((e=>{const t=d.getSyncPoint(e,s,o,i)?1:2;return{playlist:e,rebufferingImpact:oe.estimateSegmentRequestTime(r,n,e)*t-a}})),c=h.filter((e=>e.rebufferingImpact<=0));return Ni(c,((e,t)=>Fi(t.playlist,e.playlist))),c.length?c[0]:(Ni(h,((e,t)=>e.rebufferingImpact-t.rebufferingImpact)),h[0]||null)}({main:this.vhs_.playlists.main,currentTime:t,bandwidth:i,duration:this.duration_(),segmentDuration:n,timeUntilRebuffer:r,currentTimeline:this.currentTimeline_,syncController:this.syncController_});if(!a)return;const o=s-r-a.rebufferingImpact;let d=.5;r<=R&&(d=1),!a.playlist||a.playlist.uri===this.playlist_.uri||o<d||(this.bandwidth=a.playlist.attributes.BANDWIDTH*di.BANDWIDTH_VARIANCE+1,this.trigger("earlyabort"))}handleAbort_(e){this.logger_(`Aborting ${Xi(e)}`),this.mediaRequestsAborted+=1}handleProgress_(e,t){this.earlyAbortWhenNeeded_(t.stats),this.checkForAbort_(t.requestId)||this.trigger("progress")}handleTrackInfo_(e,t){this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId)||this.checkForIllegalMediaSwitch(t)||(t=t||{},function(e,t){if(!e&&!t||!e&&t||e&&!t)return!1;if(e===t)return!0;const i=Object.keys(e).sort(),n=Object.keys(t).sort();if(i.length!==n.length)return!1;for(let s=0;s<i.length;s++){const r=i[s];if(r!==n[s])return!1;if(e[r]!==t[r])return!1}return!0}(this.currentMediaInfo_,t)||(this.appendInitSegment_={audio:!0,video:!0},this.startingMediaInfo_=t,this.currentMediaInfo_=t,this.logger_("trackinfo update",t),this.trigger("trackinfo")),this.checkForAbort_(e.requestId)||(this.pendingSegment_.trackInfo=t,this.hasEnoughInfoToAppend_()&&this.processCallQueue_()))}handleTimingInfo_(e,t,i,n){if(this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId))return;const s=this.pendingSegment_,r=zi(t);s[r]=s[r]||{},s[r][i]=n,this.logger_(`timinginfo: ${t} - ${i} - ${n}`),this.hasEnoughInfoToAppend_()&&this.processCallQueue_()}handleCaptions_(e,t){if(this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId))return;if(0===t.length)return void this.logger_("SegmentLoader received no captions from a caption event");if(!this.pendingSegment_.hasAppendedData_)return void this.metadataQueue_.caption.push(this.handleCaptions_.bind(this,e,t));const i=null===this.sourceUpdater_.videoTimestampOffset()?this.sourceUpdater_.audioTimestampOffset():this.sourceUpdater_.videoTimestampOffset(),n={};t.forEach((e=>{n[e.stream]=n[e.stream]||{startTime:1/0,captions:[],endTime:0};const t=n[e.stream];t.startTime=Math.min(t.startTime,e.startTime+i),t.endTime=Math.max(t.endTime,e.endTime+i),t.captions.push(e)})),Object.keys(n).forEach((e=>{const{startTime:t,endTime:s,captions:r}=n[e],a=this.inbandTextTracks_;this.logger_(`adding cues from ${t} -> ${s} for ${e}`),function(e,t,i){if(!e[i]){t.trigger({type:"usage",name:"vhs-608"});let n=i;/^cc708_/.test(i)&&(n="SERVICE"+i.split("_")[1]);const s=t.textTracks().getTrackById(n);if(s)e[i]=s;else{let s=i,r=i,a=!1;const o=(t.options_.vhs&&t.options_.vhs.captionServices||{})[n];o&&(s=o.label,r=o.language,a=o.default),e[i]=t.addRemoteTextTrack({kind:"captions",id:n,default:a,label:s,language:r},!1).track}}}(a,this.vhs_.tech_,e),Wi(t,s,a[e]),function({inbandTextTracks:e,captionArray:t,timestampOffset:i}){if(!t)return;const n=window.WebKitDataCue||window.VTTCue;t.forEach((t=>{const s=t.stream;e[s].addCue(new n(t.startTime+i,t.endTime+i,t.text))}))}({captionArray:r,inbandTextTracks:a,timestampOffset:i})})),this.transmuxer_&&this.transmuxer_.postMessage({action:"clearParsedMp4Captions"})}handleId3_(e,t,i){if(this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId))return;if(!this.pendingSegment_.hasAppendedData_)return void this.metadataQueue_.id3.push(this.handleId3_.bind(this,e,t,i));const n=null===this.sourceUpdater_.videoTimestampOffset()?this.sourceUpdater_.audioTimestampOffset():this.sourceUpdater_.videoTimestampOffset();((e,t,i)=>{e.metadataTrack_||(e.metadataTrack_=i.addRemoteTextTrack({kind:"metadata",label:"Timed Metadata"},!1).track,e.metadataTrack_.inBandMetadataTrackDispatchType=t)})(this.inbandTextTracks_,i,this.vhs_.tech_),(({inbandTextTracks:e,metadataArray:t,timestampOffset:i,videoDuration:n})=>{if(!t)return;const r=window.WebKitDataCue||window.VTTCue,a=e.metadataTrack_;if(!a)return;if(t.forEach((e=>{const t=e.cueTime+i;!("number"!=typeof t||window.isNaN(t)||t<0)&&t<1/0&&e.frames.forEach((e=>{const i=new r(t,t,e.value||e.url||e.data||"");i.frame=e,i.value=e,function(e){Object.defineProperties(e.frame,{id:{get:()=>(s.default.log.warn("cue.frame.id is deprecated. Use cue.value.key instead."),e.value.key)},value:{get:()=>(s.default.log.warn("cue.frame.value is deprecated. Use cue.value.data instead."),e.value.data)},privateData:{get:()=>(s.default.log.warn("cue.frame.privateData is deprecated. Use cue.value.data instead."),e.value.data)}})}(i),a.addCue(i)}))})),!a.cues||!a.cues.length)return;const o=a.cues,d=[];for(let e=0;e<o.length;e++)o[e]&&d.push(o[e]);const u=d.reduce(((e,t)=>{const i=e[t.startTime]||[];return i.push(t),e[t.startTime]=i,e}),{}),l=Object.keys(u).sort(((e,t)=>Number(e)-Number(t)));l.forEach(((e,t)=>{const i=u[e],s=Number(l[t+1])||n;i.forEach((e=>{e.endTime=s}))}))})({inbandTextTracks:this.inbandTextTracks_,metadataArray:t,timestampOffset:n,videoDuration:this.duration_()})}processMetadataQueue_(){this.metadataQueue_.id3.forEach((e=>e())),this.metadataQueue_.caption.forEach((e=>e())),this.metadataQueue_.id3=[],this.metadataQueue_.caption=[]}processCallQueue_(){const e=this.callQueue_;this.callQueue_=[],e.forEach((e=>e()))}processLoadQueue_(){const e=this.loadQueue_;this.loadQueue_=[],e.forEach((e=>e()))}hasEnoughInfoToLoad_(){if("audio"!==this.loaderType_)return!0;const e=this.pendingSegment_;return!(!e||this.getCurrentMediaInfo_()&&Qi({timelineChangeController:this.timelineChangeController_,currentTimeline:this.currentTimeline_,segmentTimeline:e.timeline,loaderType:this.loaderType_,audioDisabled:this.audioDisabled_}))}getCurrentMediaInfo_(e=this.pendingSegment_){return e&&e.trackInfo||this.currentMediaInfo_}getMediaInfo_(e=this.pendingSegment_){return this.getCurrentMediaInfo_(e)||this.startingMediaInfo_}hasEnoughInfoToAppend_(){if(!this.sourceUpdater_.ready())return!1;if(this.waitingOnRemove_||this.quotaExceededErrorRetryTimeout_)return!1;const e=this.pendingSegment_,t=this.getCurrentMediaInfo_();if(!e||!t)return!1;const{hasAudio:i,hasVideo:n,isMuxed:s}=t;return!(n&&!e.videoTimingInfo||i&&!this.audioDisabled_&&!s&&!e.audioTimingInfo||Qi({timelineChangeController:this.timelineChangeController_,currentTimeline:this.currentTimeline_,segmentTimeline:e.timeline,loaderType:this.loaderType_,audioDisabled:this.audioDisabled_}))}handleData_(e,t){if(this.earlyAbortWhenNeeded_(e.stats),this.checkForAbort_(e.requestId))return;if(this.callQueue_.length||!this.hasEnoughInfoToAppend_())return void this.callQueue_.push(this.handleData_.bind(this,e,t));const i=this.pendingSegment_;if(this.setTimeMapping_(i.timeline),this.updateMediaSecondsLoaded_(i.part||i.segment),"closed"!==this.mediaSource_.readyState){if(e.map&&(e.map=this.initSegmentForMap(e.map,!0),i.segment.map=e.map),e.key&&this.segmentKey(e.key,!0),i.isFmp4=e.isFmp4,i.timingInfo=i.timingInfo||{},i.isFmp4)this.trigger("fmp4"),i.timingInfo.start=i[zi(t.type)].start;else{const e=this.getCurrentMediaInfo_(),t="main"===this.loaderType_&&e&&e.hasVideo;let n;t&&(n=i.videoTimingInfo.start),i.timingInfo.start=this.trueSegmentStart_({currentStart:i.timingInfo.start,playlist:i.playlist,mediaIndex:i.mediaIndex,currentVideoTimestampOffset:this.sourceUpdater_.videoTimestampOffset(),useVideoTimingInfo:t,firstVideoFrameTimeForData:n,videoTimingInfo:i.videoTimingInfo,audioTimingInfo:i.audioTimingInfo})}if(this.updateAppendInitSegmentStatus(i,t.type),this.updateSourceBufferTimestampOffset_(i),i.isSyncRequest){this.updateTimingInfoEnd_(i),this.syncController_.saveSegmentTimingInfo({segmentInfo:i,shouldSaveTimelineMapping:"main"===this.loaderType_});const e=this.chooseNextRequest_();if(e.mediaIndex!==i.mediaIndex||e.partIndex!==i.partIndex)return void this.logger_("sync segment was incorrect, not appending");this.logger_("sync segment was correct, appending")}i.hasAppendedData_=!0,this.processMetadataQueue_(),this.appendData_(i,t)}}updateAppendInitSegmentStatus(e,t){"main"!==this.loaderType_||"number"!=typeof e.timestampOffset||e.changedTimestampOffset||(this.appendInitSegment_={audio:!0,video:!0}),this.playlistOfLastInitSegment_[t]!==e.playlist&&(this.appendInitSegment_[t]=!0)}getInitSegmentAndUpdateState_({type:e,initSegment:t,map:i,playlist:n}){if(i){const e=qe(i);if(this.activeInitSegmentId_===e)return null;t=this.initSegmentForMap(i,!0).bytes,this.activeInitSegmentId_=e}return t&&this.appendInitSegment_[e]?(this.playlistOfLastInitSegment_[e]=n,this.appendInitSegment_[e]=!1,this.activeInitSegmentId_=null,t):null}handleQuotaExceededError_({segmentInfo:e,type:t,bytes:i},n){const s=this.sourceUpdater_.audioBuffered(),r=this.sourceUpdater_.videoBuffered();s.length>1&&this.logger_("On QUOTA_EXCEEDED_ERR, found gaps in the audio buffer: "+q(s).join(", ")),r.length>1&&this.logger_("On QUOTA_EXCEEDED_ERR, found gaps in the video buffer: "+q(r).join(", "));const a=s.length?s.start(0):0,o=s.length?s.end(s.length-1):0,d=r.length?r.start(0):0,u=r.length?r.end(r.length-1):0;if(o-a<=1&&u-d<=1)return this.logger_(`On QUOTA_EXCEEDED_ERR, single segment too large to append to buffer, triggering an error. Appended byte length: ${i.byteLength}, audio buffer: ${q(s).join(", ")}, video buffer: ${q(r).join(", ")}, `),this.error({message:"Quota exceeded error with append of a single segment of content",excludeUntil:1/0}),void this.trigger("error");this.waitingOnRemove_=!0,this.callQueue_.push(this.appendToSourceBuffer_.bind(this,{segmentInfo:e,type:t,bytes:i}));const l=this.currentTime_()-1;this.logger_(`On QUOTA_EXCEEDED_ERR, removing audio/video from 0 to ${l}`),this.remove(0,l,(()=>{this.logger_("On QUOTA_EXCEEDED_ERR, retrying append in 1s"),this.waitingOnRemove_=!1,this.quotaExceededErrorRetryTimeout_=window.setTimeout((()=>{this.logger_("On QUOTA_EXCEEDED_ERR, re-processing call queue"),this.quotaExceededErrorRetryTimeout_=null,this.processCallQueue_()}),1e3)}),!0)}handleAppendError_({segmentInfo:e,type:t,bytes:i},n){n&&(22!==n.code?(this.logger_("Received non QUOTA_EXCEEDED_ERR on append",n),this.error(`${t} append of ${i.length}b failed for segment #${e.mediaIndex} in playlist ${e.playlist.id}`),this.trigger("appenderror")):this.handleQuotaExceededError_({segmentInfo:e,type:t,bytes:i}))}appendToSourceBuffer_({segmentInfo:e,type:t,initSegment:i,data:n,bytes:s}){if(!s){const e=[n];let t=n.byteLength;i&&(e.unshift(i),t+=i.byteLength),s=(e=>{let t,i=0;return e.bytes&&(t=new Uint8Array(e.bytes),e.segments.forEach((e=>{t.set(e,i),i+=e.byteLength}))),t})({bytes:t,segments:e})}this.sourceUpdater_.appendBuffer({segmentInfo:e,type:t,bytes:s},this.handleAppendError_.bind(this,{segmentInfo:e,type:t,bytes:s}))}handleSegmentTimingInfo_(e,t,i){if(!this.pendingSegment_||t!==this.pendingSegment_.requestId)return;const n=this.pendingSegment_.segment,s=`${e}TimingInfo`;n[s]||(n[s]={}),n[s].transmuxerPrependedSeconds=i.prependedContentDuration||0,n[s].transmuxedPresentationStart=i.start.presentation,n[s].transmuxedDecodeStart=i.start.decode,n[s].transmuxedPresentationEnd=i.end.presentation,n[s].transmuxedDecodeEnd=i.end.decode,n[s].baseMediaDecodeTime=i.baseMediaDecodeTime}appendData_(e,t){const{type:i,data:n}=t;if(!n||!n.byteLength)return;if("audio"===i&&this.audioDisabled_)return;const s=this.getInitSegmentAndUpdateState_({type:i,initSegment:t.initSegment,playlist:e.playlist,map:e.isFmp4?e.segment.map:null});this.appendToSourceBuffer_({segmentInfo:e,type:i,initSegment:s,data:n})}loadSegment_(e){this.state="WAITING",this.pendingSegment_=e,this.trimBackBuffer_(e),"number"==typeof e.timestampOffset&&this.transmuxer_&&this.transmuxer_.postMessage({action:"clearAllMp4Captions"}),this.hasEnoughInfoToLoad_()?this.updateTransmuxerAndRequestSegment_(e):this.loadQueue_.push((()=>{const t=c({},e,{forceTimestampOffset:!0});c(e,this.generateSegmentInfo_(t)),this.isPendingTimestampOffset_=!1,this.updateTransmuxerAndRequestSegment_(e)}))}updateTransmuxerAndRequestSegment_(e){this.shouldUpdateTransmuxerTimestampOffset_(e.timestampOffset)&&(this.gopBuffer_.length=0,e.gopsToAlignWith=[],this.timeMapping_=0,this.transmuxer_.postMessage({action:"reset"}),this.transmuxer_.postMessage({action:"setTimestampOffset",timestampOffset:e.timestampOffset}));const t=this.createSimplifiedSegmentObj_(e),i=this.isEndOfStream_(e.mediaIndex,e.playlist,e.partIndex),n=null!==this.mediaIndex,s=e.timeline!==this.currentTimeline_&&e.timeline>0,r=i||n&&s;this.logger_(`Requesting ${Xi(e)}`),t.map&&!t.map.bytes&&(this.logger_("going to request init segment."),this.appendInitSegment_={video:!0,audio:!0}),e.abortRequests=Di({xhr:this.vhs_.xhr,xhrOptions:this.xhrOptions_,decryptionWorker:this.decrypter_,segment:t,abortFn:this.handleAbort_.bind(this,e),progressFn:this.handleProgress_.bind(this),trackInfoFn:this.handleTrackInfo_.bind(this),timingInfoFn:this.handleTimingInfo_.bind(this),videoSegmentTimingInfoFn:this.handleSegmentTimingInfo_.bind(this,"video",e.requestId),audioSegmentTimingInfoFn:this.handleSegmentTimingInfo_.bind(this,"audio",e.requestId),captionsFn:this.handleCaptions_.bind(this),isEndOfTimeline:r,endedTimelineFn:()=>{this.logger_("received endedtimeline callback")},id3Fn:this.handleId3_.bind(this),dataFn:this.handleData_.bind(this),doneFn:this.segmentRequestFinished_.bind(this),onTransmuxerLog:({message:t,level:i,stream:n})=>{this.logger_(`${Xi(e)} logged from transmuxer stream ${n} as a ${i}: ${t}`)}})}trimBackBuffer_(e){const t=((e,t,i)=>{let n=t-di.BACK_BUFFER_LENGTH;e.length&&(n=Math.max(n,e.start(0)));const s=t-i;return Math.min(s,n)})(this.seekable_(),this.currentTime_(),this.playlist_.targetDuration||10);t>0&&this.remove(0,t)}createSimplifiedSegmentObj_(e){const t=e.segment,i=e.part,n={resolvedUri:i?i.resolvedUri:t.resolvedUri,byterange:i?i.byterange:t.byterange,requestId:e.requestId,transmuxer:e.transmuxer,audioAppendStart:e.audioAppendStart,gopsToAlignWith:e.gopsToAlignWith,part:e.part},s=e.playlist.segments[e.mediaIndex-1];if(s&&s.timeline===t.timeline&&(s.videoTimingInfo?n.baseStartTime=s.videoTimingInfo.transmuxedDecodeEnd:s.audioTimingInfo&&(n.baseStartTime=s.audioTimingInfo.transmuxedDecodeEnd)),t.key){const i=t.key.iv||new Uint32Array([0,0,0,e.mediaIndex+e.playlist.mediaSequence]);n.key=this.segmentKey(t.key),n.key.iv=i}return t.map&&(n.map=this.initSegmentForMap(t.map)),n}saveTransferStats_(e){this.mediaRequests+=1,e&&(this.mediaBytesTransferred+=e.bytesReceived,this.mediaTransferDuration+=e.roundTripTime)}saveBandwidthRelatedStats_(e,t){this.pendingSegment_.byteLength=t.bytesReceived,e<ji?this.logger_(`Ignoring segment's bandwidth because its duration of ${e} is less than the min to record 0.016666666666666666`):(this.bandwidth=t.bandwidth,this.roundTrip=t.roundTripTime)}handleTimeout_(){this.mediaRequestsTimedout+=1,this.bandwidth=1,this.roundTrip=NaN,this.trigger("bandwidthupdate")}segmentRequestFinished_(e,t,i){if(this.callQueue_.length)return void this.callQueue_.push(this.segmentRequestFinished_.bind(this,e,t,i));if(this.saveTransferStats_(t.stats),!this.pendingSegment_)return;if(t.requestId!==this.pendingSegment_.requestId)return;if(e){if(this.pendingSegment_=null,this.state="READY",e.code===Si)return;return this.pause(),e.code===bi?void this.handleTimeout_():(this.mediaRequestsErrored+=1,this.error(e),void this.trigger("error"))}const n=this.pendingSegment_;this.saveBandwidthRelatedStats_(n.duration,t.stats),n.endOfAllRequests=t.endOfAllRequests,i.gopInfo&&(this.gopBuffer_=((e,t,i)=>{if(!t.length)return e;if(i)return t.slice();const n=t[0].pts;let s=0;for(;s<e.length&&!(e[s].pts>=n);s++);return e.slice(0,s).concat(t)})(this.gopBuffer_,i.gopInfo,this.safeAppend_)),this.state="APPENDING",this.trigger("appending"),this.waitForAppendsToComplete_(n)}setTimeMapping_(e){const t=this.syncController_.mappingForTimeline(e);null!==t&&(this.timeMapping_=t)}updateMediaSecondsLoaded_(e){"number"==typeof e.start&&"number"==typeof e.end?this.mediaSecondsLoaded+=e.end-e.start:this.mediaSecondsLoaded+=e.duration}shouldUpdateTransmuxerTimestampOffset_(e){return null!==e&&("main"===this.loaderType_&&e!==this.sourceUpdater_.videoTimestampOffset()||!this.audioDisabled_&&e!==this.sourceUpdater_.audioTimestampOffset())}trueSegmentStart_({currentStart:e,playlist:t,mediaIndex:i,firstVideoFrameTimeForData:n,currentVideoTimestampOffset:s,useVideoTimingInfo:r,videoTimingInfo:a,audioTimingInfo:o}){if(void 0!==e)return e;if(!r)return o.start;const d=t.segments[i-1];return 0!==i&&d&&void 0!==d.start&&d.end===n+s?a.start:n}waitForAppendsToComplete_(e){const t=this.getCurrentMediaInfo_(e);if(!t)return this.error({message:"No starting media returned, likely due to an unsupported media format.",playlistExclusionDuration:1/0}),void this.trigger("error");const{hasAudio:i,hasVideo:n,isMuxed:s}=t,r="main"===this.loaderType_&&n,a=!this.audioDisabled_&&i&&!s;if(e.waitingOnAppends=0,!e.hasAppendedData_)return e.timingInfo||"number"!=typeof e.timestampOffset||(this.isPendingTimestampOffset_=!0),e.timingInfo={start:0},e.waitingOnAppends++,this.isPendingTimestampOffset_||(this.updateSourceBufferTimestampOffset_(e),this.processMetadataQueue_()),void this.checkAppendsDone_(e);r&&e.waitingOnAppends++,a&&e.waitingOnAppends++,r&&this.sourceUpdater_.videoQueueCallback(this.checkAppendsDone_.bind(this,e)),a&&this.sourceUpdater_.audioQueueCallback(this.checkAppendsDone_.bind(this,e))}checkAppendsDone_(e){this.checkForAbort_(e.requestId)||(e.waitingOnAppends--,0===e.waitingOnAppends&&this.handleAppendsDone_())}checkForIllegalMediaSwitch(e){const t=((e,t,i)=>"main"===e&&t&&i?i.hasAudio||i.hasVideo?t.hasVideo&&!i.hasVideo?"Only audio found in segment when we expected video. We can't switch to audio only from a stream that had video. To get rid of this message, please add codec information to the manifest.":!t.hasVideo&&i.hasVideo?"Video found in segment when we expected only audio. We can't switch to a stream with video from an audio only stream. To get rid of this message, please add codec information to the manifest.":null:"Neither audio nor video found in segment.":null)(this.loaderType_,this.getCurrentMediaInfo_(),e);return!!t&&(this.error({message:t,playlistExclusionDuration:1/0}),this.trigger("error"),!0)}updateSourceBufferTimestampOffset_(e){if(null===e.timestampOffset||"number"!=typeof e.timingInfo.start||e.changedTimestampOffset||"main"!==this.loaderType_)return;let t=!1;e.timestampOffset-=this.getSegmentStartTimeForTimestampOffsetCalculation_({videoTimingInfo:e.segment.videoTimingInfo,audioTimingInfo:e.segment.audioTimingInfo,timingInfo:e.timingInfo}),e.changedTimestampOffset=!0,e.timestampOffset!==this.sourceUpdater_.videoTimestampOffset()&&(this.sourceUpdater_.videoTimestampOffset(e.timestampOffset),t=!0),e.timestampOffset!==this.sourceUpdater_.audioTimestampOffset()&&(this.sourceUpdater_.audioTimestampOffset(e.timestampOffset),t=!0),t&&this.trigger("timestampoffset")}getSegmentStartTimeForTimestampOffsetCalculation_({videoTimingInfo:e,audioTimingInfo:t,timingInfo:i}){return this.useDtsForTimestampOffset_?e&&"number"==typeof e.transmuxedDecodeStart?e.transmuxedDecodeStart:t&&"number"==typeof t.transmuxedDecodeStart?t.transmuxedDecodeStart:i.start:i.start}updateTimingInfoEnd_(e){e.timingInfo=e.timingInfo||{};const t=this.getMediaInfo_(),i="main"===this.loaderType_&&t&&t.hasVideo&&e.videoTimingInfo?e.videoTimingInfo:e.audioTimingInfo;i&&(e.timingInfo.end="number"==typeof i.end?i.end:i.start+e.duration)}handleAppendsDone_(){if(this.pendingSegment_&&this.trigger("appendsdone"),!this.pendingSegment_)return this.state="READY",void(this.paused()||this.monitorBuffer_());const e=this.pendingSegment_;this.updateTimingInfoEnd_(e),this.shouldSaveSegmentTimingInfo_&&this.syncController_.saveSegmentTimingInfo({segmentInfo:e,shouldSaveTimelineMapping:"main"===this.loaderType_});const t=((e,t)=>{if("hls"!==t)return null;const i=(e=>{let t=0;return["video","audio"].forEach((function(i){const n=e[`${i}TimingInfo`];if(!n)return;const{start:s,end:r}=n;let a;"bigint"==typeof s||"bigint"==typeof r?a=window.BigInt(r)-window.BigInt(s):"number"==typeof s&&"number"==typeof r&&(a=r-s),void 0!==a&&a>t&&(t=a)})),"bigint"==typeof t&&t<Number.MAX_SAFE_INTEGER&&(t=Number(t)),t})({audioTimingInfo:e.audioTimingInfo,videoTimingInfo:e.videoTimingInfo});if(!i)return null;const n=e.playlist.targetDuration,s=Yi({segmentDuration:i,maxDuration:2*n}),r=Yi({segmentDuration:i,maxDuration:n}),a=`Segment with index ${e.mediaIndex} from playlist ${e.playlist.id} has a duration of ${i} when the reported duration is ${e.duration} and the target duration is ${n}. For HLS content, a duration in excess of the target duration may result in playback issues. See the HLS specification section on EXT-X-TARGETDURATION for more details: https://tools.ietf.org/html/draft-pantos-http-live-streaming-23#section-4.3.3.1`;return s||r?{severity:s?"warn":"info",message:a}:null})(e,this.sourceType_);if(t&&("warn"===t.severity?s.default.log.warn(t.message):this.logger_(t.message)),this.recordThroughput_(e),this.pendingSegment_=null,this.state="READY",e.isSyncRequest&&(this.trigger("syncinfoupdate"),!e.hasAppendedData_))return void this.logger_(`Throwing away un-appended sync request ${Xi(e)}`);this.logger_(`Appended ${Xi(e)}`),this.addSegmentMetadataCue_(e),this.fetchAtBuffer_=!0,this.currentTimeline_!==e.timeline&&(this.timelineChangeController_.lastTimelineChange({type:this.loaderType_,from:this.currentTimeline_,to:e.timeline}),"main"!==this.loaderType_||this.audioDisabled_||this.timelineChangeController_.lastTimelineChange({type:"audio",from:this.currentTimeline_,to:e.timeline})),this.currentTimeline_=e.timeline,this.trigger("syncinfoupdate");const i=e.segment,n=e.part,r=i.end&&this.currentTime_()-i.end>3*e.playlist.targetDuration,a=n&&n.end&&this.currentTime_()-n.end>3*e.playlist.partTargetDuration;if(r||a)return this.logger_(`bad ${r?"segment":"part"} ${Xi(e)}`),void this.resetEverything();null!==this.mediaIndex&&this.trigger("bandwidthupdate"),this.trigger("progress"),this.mediaIndex=e.mediaIndex,this.partIndex=e.partIndex,this.isEndOfStream_(e.mediaIndex,e.playlist,e.partIndex)&&this.endOfStream(),this.trigger("appended"),e.hasAppendedData_&&this.mediaAppends++,this.paused()||this.monitorBuffer_()}recordThroughput_(e){if(e.duration<ji)return void this.logger_(`Ignoring segment's throughput because its duration of ${e.duration} is less than the min to record 0.016666666666666666`);const t=this.throughput.rate,i=Date.now()-e.endOfAllRequests+1,n=Math.floor(e.byteLength/i*8*1e3);this.throughput.rate+=(n-t)/++this.throughput.count}addSegmentMetadataCue_(e){if(!this.segmentMetadataTrack_)return;const t=e.segment,i=t.start,n=t.end;if(!Hi(i)||!Hi(n))return;Wi(i,n,this.segmentMetadataTrack_);const s=window.WebKitDataCue||window.VTTCue,r={custom:t.custom,dateTimeObject:t.dateTimeObject,dateTimeString:t.dateTimeString,bandwidth:e.playlist.attributes.BANDWIDTH,resolution:e.playlist.attributes.RESOLUTION,codecs:e.playlist.attributes.CODECS,byteLength:e.byteLength,uri:e.uri,timeline:e.timeline,playlist:e.playlist.id,start:i,end:n},a=new s(i,n,JSON.stringify(r));a.value=r,this.segmentMetadataTrack_.addCue(a)}}function Ji(){}const Zi=function(e){return"string"!=typeof e?e:e.replace(/./,(e=>e.toUpperCase()))},en=["video","audio"],tn=(e,t)=>{const i=t[`${e}Buffer`];return i&&i.updating||t.queuePending[e]},nn=(e,t)=>{if(0===t.queue.length)return;let i=0,n=t.queue[i];if("mediaSource"!==n.type){if("mediaSource"!==e&&t.ready()&&"closed"!==t.mediaSource.readyState&&!tn(e,t)){if(n.type!==e){if(i=((e,t)=>{for(let i=0;i<t.length;i++){const n=t[i];if("mediaSource"===n.type)return null;if(n.type===e)return i}return null})(e,t.queue),null===i)return;n=t.queue[i]}return t.queue.splice(i,1),t.queuePending[e]=n,n.action(e,t),n.doneFn?void 0:(t.queuePending[e]=null,void nn(e,t))}}else t.updating()||"closed"===t.mediaSource.readyState||(t.queue.shift(),n.action(t),n.doneFn&&n.doneFn(),nn("audio",t),nn("video",t))},sn=(e,t)=>{const i=t[`${e}Buffer`],n=Zi(e);i&&(i.removeEventListener("updateend",t[`on${n}UpdateEnd_`]),i.removeEventListener("error",t[`on${n}Error_`]),t.codecs[e]=null,t[`${e}Buffer`]=null)},rn=(e,t)=>e&&t&&-1!==Array.prototype.indexOf.call(e.sourceBuffers,t),an=(e,t,i)=>(n,s)=>{const r=s[`${n}Buffer`];if(rn(s.mediaSource,r)){s.logger_(`Appending segment ${t.mediaIndex}'s ${e.length} bytes to ${n}Buffer`);try{r.appendBuffer(e)}catch(e){s.logger_(`Error with code ${e.code} `+(22===e.code?"(QUOTA_EXCEEDED_ERR) ":"")+`when appending segment ${t.mediaIndex} to ${n}Buffer`),s.queuePending[n]=null,i(e)}}},on=(e,t)=>(i,n)=>{const s=n[`${i}Buffer`];if(rn(n.mediaSource,s)){n.logger_(`Removing ${e} to ${t} from ${i}Buffer`);try{s.remove(e,t)}catch(s){n.logger_(`Remove ${e} to ${t} from ${i}Buffer failed`)}}},dn=e=>(t,i)=>{const n=i[`${t}Buffer`];rn(i.mediaSource,n)&&(i.logger_(`Setting ${t}timestampOffset to ${e}`),n.timestampOffset=e)},un=e=>(t,i)=>{e()},ln=e=>t=>{if("open"===t.mediaSource.readyState){t.logger_(`Calling mediaSource endOfStream(${e||""})`);try{t.mediaSource.endOfStream(e)}catch(e){s.default.log.warn("Failed to call media source endOfStream",e)}}},hn=e=>t=>{t.logger_(`Setting mediaSource duration to ${e}`);try{t.mediaSource.duration=e}catch(e){s.default.log.warn("Failed to set media source duration",e)}},cn=(e,t)=>i=>{const n=Zi(e),s=D(t);i.logger_(`Adding ${e}Buffer with codec ${t} to mediaSource`);const r=i.mediaSource.addSourceBuffer(s);r.addEventListener("updateend",i[`on${n}UpdateEnd_`]),r.addEventListener("error",i[`on${n}Error_`]),i.codecs[e]=t,i[`${e}Buffer`]=r},pn=e=>t=>{const i=t[`${e}Buffer`];if(sn(e,t),rn(t.mediaSource,i)){t.logger_(`Removing ${e}Buffer with codec ${t.codecs[e]} from mediaSource`);try{t.mediaSource.removeSourceBuffer(i)}catch(t){s.default.log.warn(`Failed to removeSourceBuffer ${e}Buffer`,t)}}},mn=e=>(t,i)=>{const n=i[`${t}Buffer`],s=D(e);rn(i.mediaSource,n)&&i.codecs[t]!==e&&(i.logger_(`changing ${t}Buffer codec from ${i.codecs[t]} to ${e}`),n.changeType(s),i.codecs[t]=e)},fn=({type:e,sourceUpdater:t,action:i,doneFn:n,name:s})=>{t.queue.push({type:e,action:i,doneFn:n,name:s}),nn(e,t)},gn=(e,t)=>i=>{if(t.queuePending[e]){const i=t.queuePending[e].doneFn;t.queuePending[e]=null,i&&i(t[`${e}Error_`])}nn(e,t)};class yn extends s.default.EventTarget{constructor(e){super(),this.mediaSource=e,this.sourceopenListener_=()=>nn("mediaSource",this),this.mediaSource.addEventListener("sourceopen",this.sourceopenListener_),this.logger_=h("SourceUpdater"),this.audioTimestampOffset_=0,this.videoTimestampOffset_=0,this.queue=[],this.queuePending={audio:null,video:null},this.delayedAudioAppendQueue_=[],this.videoAppendQueued_=!1,this.codecs={},this.onVideoUpdateEnd_=gn("video",this),this.onAudioUpdateEnd_=gn("audio",this),this.onVideoError_=e=>{this.videoError_=e},this.onAudioError_=e=>{this.audioError_=e},this.createdSourceBuffers_=!1,this.initializedEme_=!1,this.triggeredReady_=!1}initializedEme(){this.initializedEme_=!0,this.triggerReady()}hasCreatedSourceBuffers(){return this.createdSourceBuffers_}hasInitializedAnyEme(){return this.initializedEme_}ready(){return this.hasCreatedSourceBuffers()&&this.hasInitializedAnyEme()}createSourceBuffers(e){this.hasCreatedSourceBuffers()||(this.addOrChangeSourceBuffers(e),this.createdSourceBuffers_=!0,this.trigger("createdsourcebuffers"),this.triggerReady())}triggerReady(){this.ready()&&!this.triggeredReady_&&(this.triggeredReady_=!0,this.trigger("ready"))}addSourceBuffer(e,t){fn({type:"mediaSource",sourceUpdater:this,action:cn(e,t),name:"addSourceBuffer"})}abort(e){fn({type:e,sourceUpdater:this,action:(e,t)=>{if("open"!==t.mediaSource.readyState)return;const i=t[`${e}Buffer`];if(rn(t.mediaSource,i)){t.logger_(`calling abort on ${e}Buffer`);try{i.abort()}catch(t){s.default.log.warn(`Failed to abort on ${e}Buffer`,t)}}},name:"abort"})}removeSourceBuffer(e){this.canRemoveSourceBuffer()?fn({type:"mediaSource",sourceUpdater:this,action:pn(e),name:"removeSourceBuffer"}):s.default.log.error("removeSourceBuffer is not supported!")}canRemoveSourceBuffer(){return!s.default.browser.IE_VERSION&&!s.default.browser.IS_FIREFOX&&window.MediaSource&&window.MediaSource.prototype&&"function"==typeof window.MediaSource.prototype.removeSourceBuffer}static canChangeType(){return window.SourceBuffer&&window.SourceBuffer.prototype&&"function"==typeof window.SourceBuffer.prototype.changeType}canChangeType(){return this.constructor.canChangeType()}changeType(e,t){this.canChangeType()?fn({type:e,sourceUpdater:this,action:mn(t),name:"changeType"}):s.default.log.error("changeType is not supported!")}addOrChangeSourceBuffers(e){if(!e||"object"!=typeof e||0===Object.keys(e).length)throw new Error("Cannot addOrChangeSourceBuffers to undefined codecs");Object.keys(e).forEach((t=>{const i=e[t];if(!this.hasCreatedSourceBuffers())return this.addSourceBuffer(t,i);this.canChangeType()&&this.changeType(t,i)}))}appendBuffer(e,t){const{segmentInfo:i,type:n,bytes:s}=e;if(this.processedAppend_=!0,"audio"===n&&this.videoBuffer&&!this.videoAppendQueued_)return this.delayedAudioAppendQueue_.push([e,t]),void this.logger_(`delayed audio append of ${s.length} until video append`);if(fn({type:n,sourceUpdater:this,action:an(s,i||{mediaIndex:-1},t),doneFn:t,name:"appendBuffer"}),"video"===n){if(this.videoAppendQueued_=!0,!this.delayedAudioAppendQueue_.length)return;const e=this.delayedAudioAppendQueue_.slice();this.logger_(`queuing delayed audio ${e.length} appendBuffers`),this.delayedAudioAppendQueue_.length=0,e.forEach((e=>{this.appendBuffer.apply(this,e)}))}}audioBuffered(){return rn(this.mediaSource,this.audioBuffer)&&this.audioBuffer.buffered?this.audioBuffer.buffered:C()}videoBuffered(){return rn(this.mediaSource,this.videoBuffer)&&this.videoBuffer.buffered?this.videoBuffer.buffered:C()}buffered(){const e=rn(this.mediaSource,this.videoBuffer)?this.videoBuffer:null,t=rn(this.mediaSource,this.audioBuffer)?this.audioBuffer:null;return t&&!e?this.audioBuffered():e&&!t?this.videoBuffered():function(e,t){let i=null,n=null,s=0;const r=[],a=[];if(!(e&&e.length&&t&&t.length))return C();let o=e.length;for(;o--;)r.push({time:e.start(o),type:"start"}),r.push({time:e.end(o),type:"end"});for(o=t.length;o--;)r.push({time:t.start(o),type:"start"}),r.push({time:t.end(o),type:"end"});for(r.sort((function(e,t){return e.time-t.time})),o=0;o<r.length;o++)"start"===r[o].type?(s++,2===s&&(i=r[o].time)):"end"===r[o].type&&(s--,1===s&&(n=r[o].time)),null!==i&&null!==n&&(a.push([i,n]),i=null,n=null);return C(a)}(this.audioBuffered(),this.videoBuffered())}setDuration(e,t=Ji){fn({type:"mediaSource",sourceUpdater:this,action:hn(e),name:"duration",doneFn:t})}endOfStream(e=null,t=Ji){"string"!=typeof e&&(e=void 0),fn({type:"mediaSource",sourceUpdater:this,action:ln(e),name:"endOfStream",doneFn:t})}removeAudio(e,t,i=Ji){this.audioBuffered().length&&0!==this.audioBuffered().end(0)?fn({type:"audio",sourceUpdater:this,action:on(e,t),doneFn:i,name:"remove"}):i()}removeVideo(e,t,i=Ji){this.videoBuffered().length&&0!==this.videoBuffered().end(0)?fn({type:"video",sourceUpdater:this,action:on(e,t),doneFn:i,name:"remove"}):i()}updating(){return!(!tn("audio",this)&&!tn("video",this))}audioTimestampOffset(e){return void 0!==e&&this.audioBuffer&&this.audioTimestampOffset_!==e&&(fn({type:"audio",sourceUpdater:this,action:dn(e),name:"timestampOffset"}),this.audioTimestampOffset_=e),this.audioTimestampOffset_}videoTimestampOffset(e){return void 0!==e&&this.videoBuffer&&this.videoTimestampOffset!==e&&(fn({type:"video",sourceUpdater:this,action:dn(e),name:"timestampOffset"}),this.videoTimestampOffset_=e),this.videoTimestampOffset_}audioQueueCallback(e){this.audioBuffer&&fn({type:"audio",sourceUpdater:this,action:un(e),name:"callback"})}videoQueueCallback(e){this.videoBuffer&&fn({type:"video",sourceUpdater:this,action:un(e),name:"callback"})}dispose(){this.trigger("dispose"),en.forEach((e=>{this.abort(e),this.canRemoveSourceBuffer()?this.removeSourceBuffer(e):this[`${e}QueueCallback`]((()=>sn(e,this)))})),this.videoAppendQueued_=!1,this.delayedAudioAppendQueue_.length=0,this.sourceopenListener_&&this.mediaSource.removeEventListener("sourceopen",this.sourceopenListener_),this.off()}}const _n=e=>decodeURIComponent(escape(String.fromCharCode.apply(null,e))),Tn=new Uint8Array("\n\n".split("").map((e=>e.charCodeAt(0))));class bn extends Ki{constructor(e,t={}){super(e,t),this.mediaSource_=null,this.subtitlesTrack_=null,this.loaderType_="subtitle",this.featuresNativeTextTracks_=e.featuresNativeTextTracks,this.shouldSaveSegmentTimingInfo_=!1}createTransmuxer_(){return null}buffered_(){if(!this.subtitlesTrack_||!this.subtitlesTrack_.cues||!this.subtitlesTrack_.cues.length)return C();const e=this.subtitlesTrack_.cues;return C([[e[0].startTime,e[e.length-1].startTime]])}initSegmentForMap(e,t=!1){if(!e)return null;const i=qe(e);let n=this.initSegments_[i];if(t&&!n&&e.bytes){const t=Tn.byteLength+e.bytes.byteLength,s=new Uint8Array(t);s.set(e.bytes),s.set(Tn,e.bytes.byteLength),this.initSegments_[i]=n={resolvedUri:e.resolvedUri,byterange:e.byterange,bytes:s}}return n||e}couldBeginLoading_(){return this.playlist_&&this.subtitlesTrack_&&!this.paused()}init_(){return this.state="READY",this.resetEverything(),this.monitorBuffer_()}track(e){return void 0===e||(this.subtitlesTrack_=e,"INIT"===this.state&&this.couldBeginLoading_()&&this.init_()),this.subtitlesTrack_}remove(e,t){Wi(e,t,this.subtitlesTrack_)}fillBuffer_(){const e=this.chooseNextRequest_();if(e){if(null===this.syncController_.timestampOffsetForTimeline(e.timeline)){const e=()=>{this.state="READY",this.paused()||this.monitorBuffer_()};return this.syncController_.one("timestampoffset",e),void(this.state="WAITING_ON_TIMELINE")}this.loadSegment_(e)}}timestampOffsetForSegment_(){return null}chooseNextRequest_(){return this.skipEmptySegments_(super.chooseNextRequest_())}skipEmptySegments_(e){for(;e&&e.segment.empty;){if(e.mediaIndex+1>=e.playlist.segments.length){e=null;break}e=this.generateSegmentInfo_({playlist:e.playlist,mediaIndex:e.mediaIndex+1,startOfSegment:e.startOfSegment+e.duration,isSyncRequest:e.isSyncRequest})}return e}stopForError(e){this.error(e),this.state="READY",this.pause(),this.trigger("error")}segmentRequestFinished_(e,t,i){if(!this.subtitlesTrack_)return void(this.state="READY");if(this.saveTransferStats_(t.stats),!this.pendingSegment_)return this.state="READY",void(this.mediaRequestsAborted+=1);if(e)return e.code===bi&&this.handleTimeout_(),e.code===Si?this.mediaRequestsAborted+=1:this.mediaRequestsErrored+=1,void this.stopForError(e);const n=this.pendingSegment_;this.saveBandwidthRelatedStats_(n.duration,t.stats),t.key&&this.segmentKey(t.key,!0),this.state="APPENDING",this.trigger("appending");const s=n.segment;if(s.map&&(s.map.bytes=t.map.bytes),n.bytes=t.bytes,"function"!=typeof window.WebVTT&&this.subtitlesTrack_&&this.subtitlesTrack_.tech_){let n;const s=()=>{this.subtitlesTrack_.tech_.off("vttjsloaded",n),this.stopForError({message:"Error loading vtt.js"})};return n=()=>{this.subtitlesTrack_.tech_.off("vttjserror",s),this.segmentRequestFinished_(e,t,i)},this.state="WAITING_ON_VTTJS",this.subtitlesTrack_.tech_.one("vttjsloaded",n),void this.subtitlesTrack_.tech_.one("vttjserror",s)}s.requested=!0;try{this.parseVTTCues_(n)}catch(e){return void this.stopForError({message:e.message})}if(this.updateTimeMapping_(n,this.syncController_.timelines[n.timeline],this.playlist_),n.cues.length?n.timingInfo={start:n.cues[0].startTime,end:n.cues[n.cues.length-1].endTime}:n.timingInfo={start:n.startOfSegment,end:n.startOfSegment+n.duration},n.isSyncRequest)return this.trigger("syncinfoupdate"),this.pendingSegment_=null,void(this.state="READY");n.byteLength=n.bytes.byteLength,this.mediaSecondsLoaded+=s.duration,n.cues.forEach((e=>{this.subtitlesTrack_.addCue(this.featuresNativeTextTracks_?new window.VTTCue(e.startTime,e.endTime,e.text):e)})),function(e){const t=e.cues;if(t)for(let i=0;i<t.length;i++){const n=[];let s=0;for(let e=0;e<t.length;e++)t[i].startTime===t[e].startTime&&t[i].endTime===t[e].endTime&&t[i].text===t[e].text&&(s++,s>1&&n.push(t[e]));n.length&&n.forEach((t=>e.removeCue(t)))}}(this.subtitlesTrack_),this.handleAppendsDone_()}handleData_(){}updateTimingInfoEnd_(){}parseVTTCues_(e){let t,i=!1;"function"==typeof window.TextDecoder?t=new window.TextDecoder("utf8"):(t=window.WebVTT.StringDecoder(),i=!0);const n=new window.WebVTT.Parser(window,window.vttjs,t);if(e.cues=[],e.timestampmap={MPEGTS:0,LOCAL:0},n.oncue=e.cues.push.bind(e.cues),n.ontimestampmap=t=>{e.timestampmap=t},n.onparsingerror=e=>{s.default.log.warn("Error encountered when parsing cues: "+e.message)},e.segment.map){let t=e.segment.map.bytes;i&&(t=_n(t)),n.parse(t)}let r=e.bytes;i&&(r=_n(r)),n.parse(r),n.flush()}updateTimeMapping_(e,t,i){const n=e.segment;if(!t)return;if(!e.cues.length)return void(n.empty=!0);const s=e.timestampmap,r=s.MPEGTS/Vi-s.LOCAL+t.mapping;if(e.cues.forEach((e=>{e.startTime+=r,e.endTime+=r})),!i.syncInfo){const t=e.cues[0].startTime,s=e.cues[e.cues.length-1].startTime;i.syncInfo={mediaSequence:i.mediaSequence+e.mediaIndex,time:Math.min(t,s-n.duration)}}}}const Sn=function(e,t){const i=e.cues;for(let e=0;e<i.length;e++){const n=i[e];if(t>=n.adStartTime&&t<=n.adEndTime)return n}return null},vn=[{name:"VOD",run:(e,t,i,n,s)=>i!==1/0?{time:0,segmentIndex:0,partIndex:null}:null},{name:"ProgramDateTime",run:(e,t,i,n,s)=>{if(!Object.keys(e.timelineToDatetimeMappings).length)return null;let r=null,a=null;const o=H(t);s=s||0;for(let i=0;i<o.length;i++){const n=o[t.endList||0===s?i:o.length-(i+1)],d=n.segment,u=e.timelineToDatetimeMappings[d.timeline];if(!u||!d.dateTimeObject)continue;let l=d.dateTimeObject.getTime()/1e3+u;if(d.parts&&"number"==typeof n.partIndex)for(let e=0;e<n.partIndex;e++)l+=d.parts[e].duration;const h=Math.abs(s-l);if(null!==a&&(0===h||a<h))break;a=h,r={time:l,segmentIndex:n.segmentIndex,partIndex:n.partIndex}}return r}},{name:"Segment",run:(e,t,i,n,s)=>{let r=null,a=null;s=s||0;const o=H(t);for(let e=0;e<o.length;e++){const i=o[t.endList||0===s?e:o.length-(e+1)],d=i.segment,u=i.part&&i.part.start||d&&d.start;if(d.timeline===n&&void 0!==u){const e=Math.abs(s-u);if(null!==a&&a<e)break;(!r||null===a||a>=e)&&(a=e,r={time:u,segmentIndex:i.segmentIndex,partIndex:i.partIndex})}}return r}},{name:"Discontinuity",run:(e,t,i,n,s)=>{let r=null;if(s=s||0,t.discontinuityStarts&&t.discontinuityStarts.length){let i=null;for(let n=0;n<t.discontinuityStarts.length;n++){const a=t.discontinuityStarts[n],o=t.discontinuitySequence+n+1,d=e.discontinuities[o];if(d){const e=Math.abs(s-d.time);if(null!==i&&i<e)break;(!r||null===i||i>=e)&&(i=e,r={time:d.time,segmentIndex:a,partIndex:null})}}}return r}},{name:"Playlist",run:(e,t,i,n,s)=>t.syncInfo?{time:t.syncInfo.time,segmentIndex:t.syncInfo.mediaSequence-t.mediaSequence,partIndex:null}:null}];class wn extends s.default.EventTarget{constructor(e={}){super(),this.timelines=[],this.discontinuities=[],this.timelineToDatetimeMappings={},this.logger_=h("SyncController")}getSyncPoint(e,t,i,n){const s=this.runStrategies_(e,t,i,n);return s.length?this.selectSyncPoint_(s,{key:"time",value:n}):null}getExpiredTime(e,t){if(!e||!e.segments)return null;const i=this.runStrategies_(e,t,e.discontinuitySequence,0);if(!i.length)return null;const n=this.selectSyncPoint_(i,{key:"segmentIndex",value:0});return n.segmentIndex>0&&(n.time*=-1),Math.abs(n.time+K({defaultDuration:e.targetDuration,durationList:e.segments,startIndex:n.segmentIndex,endIndex:0}))}runStrategies_(e,t,i,n){const s=[];for(let r=0;r<vn.length;r++){const a=vn[r],o=a.run(this,e,t,i,n);o&&(o.strategy=a.name,s.push({strategy:a.name,syncPoint:o}))}return s}selectSyncPoint_(e,t){let i=e[0].syncPoint,n=Math.abs(e[0].syncPoint[t.key]-t.value),s=e[0].strategy;for(let r=1;r<e.length;r++){const a=Math.abs(e[r].syncPoint[t.key]-t.value);a<n&&(n=a,i=e[r].syncPoint,s=e[r].strategy)}return this.logger_(`syncPoint for [${t.key}: ${t.value}] chosen with strategy [${s}]: [time:${i.time}, segmentIndex:${i.segmentIndex}`+("number"==typeof i.partIndex?`,partIndex:${i.partIndex}`:"")+"]"),i}saveExpiredSegmentInfo(e,t){const i=t.mediaSequence-e.mediaSequence;if(i>86400)s.default.log.warn(`Not saving expired segment info. Media sequence gap ${i} is too large.`);else for(let n=i-1;n>=0;n--){const i=e.segments[n];if(i&&void 0!==i.start){t.syncInfo={mediaSequence:e.mediaSequence+n,time:i.start},this.logger_(`playlist refresh sync: [time:${t.syncInfo.time}, mediaSequence: ${t.syncInfo.mediaSequence}]`),this.trigger("syncinfoupdate");break}}}setDateTimeMappingForStart(e){if(this.timelineToDatetimeMappings={},e.segments&&e.segments.length&&e.segments[0].dateTimeObject){const t=e.segments[0],i=t.dateTimeObject.getTime()/1e3;this.timelineToDatetimeMappings[t.timeline]=-i}}saveSegmentTimingInfo({segmentInfo:e,shouldSaveTimelineMapping:t}){const i=this.calculateSegmentTimeMapping_(e,e.timingInfo,t),n=e.segment;i&&(this.saveDiscontinuitySyncInfo_(e),e.playlist.syncInfo||(e.playlist.syncInfo={mediaSequence:e.playlist.mediaSequence+e.mediaIndex,time:n.start}));const s=n.dateTimeObject;n.discontinuity&&t&&s&&(this.timelineToDatetimeMappings[n.timeline]=-s.getTime()/1e3)}timestampOffsetForTimeline(e){return void 0===this.timelines[e]?null:this.timelines[e].time}mappingForTimeline(e){return void 0===this.timelines[e]?null:this.timelines[e].mapping}calculateSegmentTimeMapping_(e,t,i){const n=e.segment,s=e.part;let r,a,o=this.timelines[e.timeline];if("number"==typeof e.timestampOffset)o={time:e.startOfSegment,mapping:e.startOfSegment-t.start},i&&(this.timelines[e.timeline]=o,this.trigger("timestampoffset"),this.logger_(`time mapping for timeline ${e.timeline}: [time: ${o.time}] [mapping: ${o.mapping}]`)),r=e.startOfSegment,a=t.end+o.mapping;else{if(!o)return!1;r=t.start+o.mapping,a=t.end+o.mapping}return s&&(s.start=r,s.end=a),(!n.start||r<n.start)&&(n.start=r),n.end=a,!0}saveDiscontinuitySyncInfo_(e){const t=e.playlist,i=e.segment;if(i.discontinuity)this.discontinuities[i.timeline]={time:i.start,accuracy:0};else if(t.discontinuityStarts&&t.discontinuityStarts.length)for(let n=0;n<t.discontinuityStarts.length;n++){const s=t.discontinuityStarts[n],r=t.discontinuitySequence+n+1,a=s-e.mediaIndex,o=Math.abs(a);if(!this.discontinuities[r]||this.discontinuities[r].accuracy>o){let n;n=a<0?i.start-K({defaultDuration:t.targetDuration,durationList:t.segments,startIndex:e.mediaIndex,endIndex:s}):i.end+K({defaultDuration:t.targetDuration,durationList:t.segments,startIndex:e.mediaIndex+1,endIndex:s}),this.discontinuities[r]={time:n,accuracy:o}}}}dispose(){this.trigger("dispose"),this.off()}}class In extends s.default.EventTarget{constructor(){super(),this.pendingTimelineChanges_={},this.lastTimelineChanges_={}}clearPendingTimelineChange(e){this.pendingTimelineChanges_[e]=null,this.trigger("pendingtimelinechange")}pendingTimelineChange({type:e,from:t,to:i}){return"number"==typeof t&&"number"==typeof i&&(this.pendingTimelineChanges_[e]={type:e,from:t,to:i},this.trigger("pendingtimelinechange")),this.pendingTimelineChanges_[e]}lastTimelineChange({type:e,from:t,to:i}){return"number"==typeof t&&"number"==typeof i&&(this.lastTimelineChanges_[e]={type:e,from:t,to:i},delete this.pendingTimelineChanges_[e],this.trigger("timelinechange")),this.lastTimelineChanges_[e]}dispose(){this.trigger("dispose"),this.pendingTimelineChanges_={},this.lastTimelineChanges_={},this.off()}}const En=hi(ci((function(){var e=function(){function e(){this.listeners={}}var t=e.prototype;return t.on=function(e,t){this.listeners[e]||(this.listeners[e]=[]),this.listeners[e].push(t)},t.off=function(e,t){if(!this.listeners[e])return!1;var i=this.listeners[e].indexOf(t);return this.listeners[e]=this.listeners[e].slice(0),this.listeners[e].splice(i,1),i>-1},t.trigger=function(e){var t=this.listeners[e];if(t)if(2===arguments.length)for(var i=t.length,n=0;n<i;++n)t[n].call(this,arguments[1]);else for(var s=Array.prototype.slice.call(arguments,1),r=t.length,a=0;a<r;++a)t[a].apply(this,s)},t.dispose=function(){this.listeners={}},t.pipe=function(e){this.on("data",(function(t){e.push(t)}))},e}();
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