3 lines
84 KiB
JavaScript
3 lines
84 KiB
JavaScript
/*! @name mux.js @version 7.1.0 @license Apache-2.0 */
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u,p=nt(h,[a.codec])[0];p&&(/^[asm]vc[1-9]$/i.test(a.codec)?(u=p.subarray(78),"avcC"===et(u.subarray(4,8))&&u.length>11?(a.codec+=".",a.codec+=Ct(u[9]),a.codec+=Ct(u[10]),a.codec+=Ct(u[11])):a.codec="avc1.4d400d"):/^mp4[a,v]$/i.test(a.codec)?(u=p.subarray(28),"esds"===et(u.subarray(4,8))&&u.length>20&&0!==u[19]?(a.codec+="."+Ct(u[19]),a.codec+="."+Ct(u[20]>>>2&63).replace(/^0/,"")):a.codec="mp4a.40.2"):a.codec=a.codec.toLowerCase())}var c=nt(t,["mdia","mdhd"])[0];c&&(a.timescale=K(c)),i.push(a)})),i},J=function(t,e){return void 0===e&&(e=0),nt(t,["emsg"]).map((function(t){var i=dt(new Uint8Array(t)),n=At(i.message_data);return{cueTime:ht(i.presentation_time,i.timescale,i.presentation_time_delta,e),duration:ht(i.event_duration,i.timescale),frames:n}}))};var Dt={findBox:nt,parseType:et,timescale:X,startTime:q,compositionStartTime:H,videoTrackIds:$,tracks:Z,getTimescaleFromMediaHeader:K=function(t){var e=0===t[0]?12:20;return Ut(t[e]<<24|t[e+1]<<16|t[e+2]<<8|t[e+3])},getEmsgID3:J},Pt=function(){this.init=function(){var t={};this.on=function(e,i){t[e]||(t[e]=[]),t[e]=t[e].concat(i)},this.off=function(e,i){var n;return!!t[e]&&(n=t[e].indexOf(i),t[e]=t[e].slice(),t[e].splice(n,1),n>-1)},this.trigger=function(e){var i,n,a,r;if(i=t[e])if(2===arguments.length)for(a=i.length,n=0;n<a;++n)i[n].call(this,arguments[1]);else{for(r=[],n=arguments.length,n=1;n<arguments.length;++n)r.push(arguments[n]);for(a=i.length,n=0;n<a;++n)i[n].apply(this,r)}},this.dispose=function(){t={}}}};Pt.prototype.pipe=function(t){return this.on("data",(function(e){t.push(e)})),this.on("done",(function(e){t.flush(e)})),this.on("partialdone",(function(e){t.partialFlush(e)})),this.on("endedtimeline",(function(e){t.endTimeline(e)})),this.on("reset",(function(e){t.reset(e)})),t},Pt.prototype.push=function(t){this.trigger("data",t)},Pt.prototype.flush=function(t){this.trigger("done",t)},Pt.prototype.partialFlush=function(t){this.trigger("partialdone",t)},Pt.prototype.endTimeline=function(t){this.trigger("endedtimeline",t)},Pt.prototype.reset=function(t){this.trigger("reset",t)};var xt,Lt,Ot,Et,It,Rt,Mt,Bt,Nt=Pt,zt=function(t,e){var i={size:0,flags:{isLeading:0,dependsOn:1,isDependedOn:0,hasRedundancy:0,degradationPriority:0,isNonSyncSample:1}};return i.dataOffset=e,i.compositionTimeOffset=t.pts-t.dts,i.duration=t.duration,i.size=4*t.length,i.size+=t.byteLength,t.keyFrame&&(i.flags.dependsOn=2,i.flags.isNonSyncSample=0),i},Wt=function(t){var e,i,n=[],a=[];for(a.byteLength=0,a.nalCount=0,a.duration=0,n.byteLength=0,e=0;e<t.length;e++)"access_unit_delimiter_rbsp"===(i=t[e]).nalUnitType?(n.length&&(n.duration=i.dts-n.dts,a.byteLength+=n.byteLength,a.nalCount+=n.length,a.duration+=n.duration,a.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 a.length&&(!n.duration||n.duration<=0)&&(n.duration=a[a.length-1].duration),a.byteLength+=n.byteLength,a.nalCount+=n.length,a.duration+=n.duration,a.push(n),a},Vt=function(t){var e,i,n=[],a=[];for(n.byteLength=0,n.nalCount=0,n.duration=0,n.pts=t[0].pts,n.dts=t[0].dts,a.byteLength=0,a.nalCount=0,a.duration=0,a.pts=t[0].pts,a.dts=t[0].dts,e=0;e<t.length;e++)(i=t[e]).keyFrame?(n.length&&(a.push(n),a.byteLength+=n.byteLength,a.nalCount+=n.nalCount,a.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 a.length&&n.duration<=0&&(n.duration=a[a.length-1].duration),a.byteLength+=n.byteLength,a.nalCount+=n.nalCount,a.duration+=n.duration,a.push(n),a},Gt=function(t){var e;return!t[0][0].keyFrame&&t.length>1&&(e=t.shift(),t.byteLength-=e.byteLength,t.nalCount-=e.nalCount,t[0][0].dts=e.dts,t[0][0].pts=e.pts,t[0][0].duration+=e.duration),t},Ft=function(t,e){var i,n,a,r,s,o=e||0,d=[];for(i=0;i<t.length;i++)for(r=t[i],n=0;n<r.length;n++)s=r[n],o+=(a=zt(s,o)).size,d.push(a);return d},jt=function(t){var e,i,n,a,r,s,o=0,d=t.byteLength,h=t.nalCount,u=new Uint8Array(d+4*h),p=new DataView(u.buffer);for(e=0;e<t.length;e++)for(a=t[e],i=0;i<a.length;i++)for(r=a[i],n=0;n<r.length;n++)s=r[n],p.setUint32(o,s.data.byteLength),o+=4,u.set(s.data,o),o+=s.data.byteLength;return u},Yt=[33,16,5,32,164,27],Xt=[33,65,108,84,1,2,4,8,168,2,4,8,17,191,252],qt=function(t){for(var e=[];t--;)e.push(0);return e},Ht=function(){if(!xt){var t={96e3:[Yt,[227,64],qt(154),[56]],88200:[Yt,[231],qt(170),[56]],64e3:[Yt,[248,192],qt(240),[56]],48e3:[Yt,[255,192],qt(268),[55,148,128],qt(54),[112]],44100:[Yt,[255,192],qt(268),[55,163,128],qt(84),[112]],32e3:[Yt,[255,192],qt(268),[55,234],qt(226),[112]],24e3:[Yt,[255,192],qt(268),[55,255,128],qt(268),[111,112],qt(126),[224]],16e3:[Yt,[255,192],qt(268),[55,255,128],qt(268),[111,255],qt(269),[223,108],qt(195),[1,192]],12e3:[Xt,qt(268),[3,127,248],qt(268),[6,255,240],qt(268),[13,255,224],qt(268),[27,253,128],qt(259),[56]],11025:[Xt,qt(268),[3,127,248],qt(268),[6,255,240],qt(268),[13,255,224],qt(268),[27,255,192],qt(268),[55,175,128],qt(108),[112]],8e3:[Xt,qt(268),[3,121,16],qt(47),[7]]};e=t,xt=Object.keys(e).reduce((function(t,i){return t[i]=new Uint8Array(e[i].reduce((function(t,e){return t.concat(e)}),[])),t}),{})}var e;return xt},$t=9e4;Rt=function(t,e){return Lt(It(t,e))},Mt=function(t,e){return Ot(Et(t),e)},Bt=function(t,e,i){return Et(i?t:t-e)};var Zt=$t,Kt=(Lt=function(t){return t*$t},Ot=function(t,e){return t*e},Et=function(t){return t/$t},It=function(t,e){return t/e},Rt),Jt=Mt,Qt=Bt,te=function(t,e,i,n){var a,r,s,o,d,h=0,u=0,p=0;if(e.length&&(a=Kt(t.baseMediaDecodeTime,t.samplerate),r=Math.ceil(Zt/(t.samplerate/1024)),i&&n&&(h=a-Math.max(i,n),p=(u=Math.floor(h/r))*r),!(u<1||p>Zt/2))){for((s=Ht()[t.samplerate])||(s=e[0].data),o=0;o<u;o++)d=e[0],e.splice(0,0,{data:s,dts:d.dts-r,pts:d.pts-r});return t.baseMediaDecodeTime-=Math.floor(Jt(p,t.samplerate)),p}},ee=function(t,e,i){return e.minSegmentDts>=i?t:(e.minSegmentDts=1/0,t.filter((function(t){return t.dts>=i&&(e.minSegmentDts=Math.min(e.minSegmentDts,t.dts),e.minSegmentPts=e.minSegmentDts,!0)})))},ie=function(t){var e,i,n=[];for(e=0;e<t.length;e++)i=t[e],n.push({size:i.data.byteLength,duration:1024});return n},ne=function(t){var e,i,n=0,a=new Uint8Array(function(t){var e,i=0;for(e=0;e<t.length;e++)i+=t[e].data.byteLength;return i}(t));for(e=0;e<t.length;e++)i=t[e],a.set(i.data,n),n+=i.data.byteLength;return a},ae=Zt,re=function(t){delete t.minSegmentDts,delete t.maxSegmentDts,delete t.minSegmentPts,delete t.maxSegmentPts},se=function(t,e){var i,n=t.minSegmentDts;return e||(n-=t.timelineStartInfo.dts),i=t.timelineStartInfo.baseMediaDecodeTime,i+=n,i=Math.max(0,i),"audio"===t.type&&(i*=t.samplerate/ae,i=Math.floor(i)),i},oe=function(t,e){"number"==typeof e.pts&&(void 0===t.timelineStartInfo.pts&&(t.timelineStartInfo.pts=e.pts),void 0===t.minSegmentPts?t.minSegmentPts=e.pts:t.minSegmentPts=Math.min(t.minSegmentPts,e.pts),void 0===t.maxSegmentPts?t.maxSegmentPts=e.pts:t.maxSegmentPts=Math.max(t.maxSegmentPts,e.pts)),"number"==typeof e.dts&&(void 0===t.timelineStartInfo.dts&&(t.timelineStartInfo.dts=e.dts),void 0===t.minSegmentDts?t.minSegmentDts=e.dts:t.minSegmentDts=Math.min(t.minSegmentDts,e.dts),void 0===t.maxSegmentDts?t.maxSegmentDts=e.dts:t.maxSegmentDts=Math.max(t.maxSegmentDts,e.dts))},de=function(t){for(var e=0,i={payloadType:-1,payloadSize:0},n=0,a=0;e<t.byteLength&&128!==t[e];){for(;255===t[e];)n+=255,e++;for(n+=t[e++];255===t[e];)a+=255,e++;if(a+=t[e++],!i.payload&&4===n){if("GA94"===String.fromCharCode(t[e+3],t[e+4],t[e+5],t[e+6])){i.payloadType=n,i.payloadSize=a,i.payload=t.subarray(e,e+a);break}i.payload=void 0}e+=a,n=0,a=0}return i},he=function(t){return 181!==t.payload[0]||49!=(t.payload[1]<<8|t.payload[2])||"GA94"!==String.fromCharCode(t.payload[3],t.payload[4],t.payload[5],t.payload[6])||3!==t.payload[7]?null:t.payload.subarray(8,t.payload.length-1)},ue=function(t,e){var i,n,a,r,s=[];if(!(64&e[0]))return s;for(n=31&e[0],i=0;i<n;i++)r={type:3&e[(a=3*i)+2],pts:t},4&e[a+2]&&(r.ccData=e[a+3]<<8|e[a+4],s.push(r));return s},pe=function(t){for(var e,i,n=t.byteLength,a=[],r=1;r<n-2;)0===t[r]&&0===t[r+1]&&3===t[r+2]?(a.push(r+2),r+=2):r++;if(0===a.length)return t;e=n-a.length,i=new Uint8Array(e);var s=0;for(r=0;r<e;s++,r++)s===a[0]&&(s++,a.shift()),i[r]=t[s];return i},ce=4,le=function t(e){e=e||{},t.prototype.init.call(this),this.parse708captions_="boolean"!=typeof e.parse708captions||e.parse708captions,this.captionPackets_=[],this.ccStreams_=[new Te(0,0),new Te(0,1),new Te(1,0),new Te(1,1)],this.parse708captions_&&(this.cc708Stream_=new be({captionServices:e.captionServices})),this.reset(),this.ccStreams_.forEach((function(t){t.on("data",this.trigger.bind(this,"data")),t.on("partialdone",this.trigger.bind(this,"partialdone")),t.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")))};(le.prototype=new Nt).push=function(t){var e,i,n;if("sei_rbsp"===t.nalUnitType&&(e=de(t.escapedRBSP)).payload&&e.payloadType===ce&&(i=he(e)))if(t.dts<this.latestDts_)this.ignoreNextEqualDts_=!0;else{if(t.dts===this.latestDts_&&this.ignoreNextEqualDts_)return this.numSameDts_--,void(this.numSameDts_||(this.ignoreNextEqualDts_=!1));n=ue(t.pts,i),this.captionPackets_=this.captionPackets_.concat(n),this.latestDts_!==t.dts&&(this.numSameDts_=0),this.numSameDts_++,this.latestDts_=t.dts}},le.prototype.flushCCStreams=function(t){this.ccStreams_.forEach((function(e){return"flush"===t?e.flush():e.partialFlush()}),this)},le.prototype.flushStream=function(t){this.captionPackets_.length?(this.captionPackets_.forEach((function(t,e){t.presortIndex=e})),this.captionPackets_.sort((function(t,e){return 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32<=t&&t<=127||160<=t&&t<=255},me=function(t){this.windowNum=t,this.reset()};me.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},me.prototype.getText=function(){return this.rows.join("\n")},me.prototype.clearText=function(){this.rows=[""],this.rowIdx=0},me.prototype.newLine=function(t){for(this.rows.length>=this.virtualRowCount&&"function"==typeof this.beforeRowOverflow&&this.beforeRowOverflow(t),this.rows.length>0&&(this.rows.push(""),this.rowIdx++);this.rows.length>this.virtualRowCount;)this.rows.shift(),this.rowIdx--},me.prototype.isEmpty=function(){return 0===this.rows.length||1===this.rows.length&&""===this.rows[0]},me.prototype.addText=function(t){this.rows[this.rowIdx]+=t},me.prototype.backspace=function(){if(!this.isEmpty()){var t=this.rows[this.rowIdx];this.rows[this.rowIdx]=t.substr(0,t.length-1)}};var ye=function(t,e,i){this.serviceNum=t,this.text="",this.currentWindow=new me(-1),this.windows=[],this.stream=i,"string"==typeof e&&this.createTextDecoder(e)};ye.prototype.init=function(t,e){this.startPts=t;for(var i=0;i<8;i++)this.windows[i]=new me(i),"function"==typeof e&&(this.windows[i].beforeRowOverflow=e)},ye.prototype.setCurrentWindow=function(t){this.currentWindow=this.windows[t]},ye.prototype.createTextDecoder=function(t){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(t)}catch(e){this.stream.trigger("log",{level:"warn",message:"TextDecoder could not be created with "+t+" encoding. "+e})}};var be=function t(e){e=e||{},t.prototype.init.call(this);var i,n=this,a=e.captionServices||{},r={};Object.keys(a).forEach((function(t){i=a[t],/^SERVICE/.test(t)&&(r[t]=i.encoding)})),this.serviceEncodings=r,this.current708Packet=null,this.services={},this.push=function(t){3===t.type?(n.new708Packet(),n.add708Bytes(t)):(null===n.current708Packet&&n.new708Packet(),n.add708Bytes(t))}};be.prototype=new Nt,be.prototype.new708Packet=function(){null!==this.current708Packet&&this.push708Packet(),this.current708Packet={data:[],ptsVals:[]}},be.prototype.add708Bytes=function(t){var e=t.ccData,i=e>>>8,n=255&e;this.current708Packet.ptsVals.push(t.pts),this.current708Packet.data.push(i),this.current708Packet.data.push(n)},be.prototype.push708Packet=function(){var t=this.current708Packet,e=t.data,i=null,n=null,a=0,r=e[a++];for(t.seq=r>>6,t.sizeCode=63&r;a<e.length;a++)n=31&(r=e[a++]),7===(i=r>>5)&&n>0&&(i=r=e[a++]),this.pushServiceBlock(i,a,n),n>0&&(a+=n-1)},be.prototype.pushServiceBlock=function(t,e,i){var n,a=e,r=this.current708Packet.data,s=this.services[t];for(s||(s=this.initService(t,a));a<e+i&&a<r.length;a++)n=r[a],ge(n)?a=this.handleText(a,s):24===n?a=this.multiByteCharacter(a,s):16===n?a=this.extendedCommands(a,s):128<=n&&n<=135?a=this.setCurrentWindow(a,s):152<=n&&n<=159?a=this.defineWindow(a,s):136===n?a=this.clearWindows(a,s):140===n?a=this.deleteWindows(a,s):137===n?a=this.displayWindows(a,s):138===n?a=this.hideWindows(a,s):139===n?a=this.toggleWindows(a,s):151===n?a=this.setWindowAttributes(a,s):144===n?a=this.setPenAttributes(a,s):145===n?a=this.setPenColor(a,s):146===n?a=this.setPenLocation(a,s):143===n?s=this.reset(a,s):8===n?s.currentWindow.backspace():12===n?s.currentWindow.clearText():13===n?s.currentWindow.pendingNewLine=!0:14===n?s.currentWindow.clearText():141===n&&a++},be.prototype.extendedCommands=function(t,e){var i=this.current708Packet.data[++t];return ge(i)&&(t=this.handleText(t,e,{isExtended:!0})),t},be.prototype.getPts=function(t){return this.current708Packet.ptsVals[Math.floor(t/2)]},be.prototype.initService=function(t,e){var i,n,a=this;return(i="SERVICE"+t)in this.serviceEncodings&&(n=this.serviceEncodings[i]),this.services[t]=new ye(t,n,a),this.services[t].init(this.getPts(e),(function(e){a.flushDisplayed(e,a.services[t])})),this.services[t]},be.prototype.handleText=function(t,e,i){var n,a,r,s,o=i&&i.isExtended,d=i&&i.isMultiByte,h=this.current708Packet.data,u=o?4096:0,p=h[t],c=h[t+1],l=e.currentWindow;if(d?(a=[p,c],t++):a=[p],e.textDecoder_&&!o)n=e.textDecoder_.decode(new Uint8Array(a));else if(d){var f=a.map((function(t){return("0"+(255&t).toString(16)).slice(-2)})).join("");n=String.fromCharCode(parseInt(f,16))}else s=fe[r=u|p]||r,n=4096&r&&r===s?"":String.fromCharCode(s);return l.pendingNewLine&&!l.isEmpty()&&l.newLine(this.getPts(t)),l.pendingNewLine=!1,l.addText(n),t},be.prototype.multiByteCharacter=function(t,e){var i=this.current708Packet.data,n=i[t+1],a=i[t+2];return ge(n)&&ge(a)&&(t=this.handleText(++t,e,{isMultiByte:!0})),t},be.prototype.setCurrentWindow=function(t,e){var i=7&this.current708Packet.data[t];return e.setCurrentWindow(i),t},be.prototype.defineWindow=function(t,e){var i=this.current708Packet.data,n=i[t],a=7&n;e.setCurrentWindow(a);var r=e.currentWindow;return n=i[++t],r.visible=(32&n)>>5,r.rowLock=(16&n)>>4,r.columnLock=(8&n)>>3,r.priority=7&n,n=i[++t],r.relativePositioning=(128&n)>>7,r.anchorVertical=127&n,n=i[++t],r.anchorHorizontal=n,n=i[++t],r.anchorPoint=(240&n)>>4,r.rowCount=15&n,n=i[++t],r.columnCount=63&n,n=i[++t],r.windowStyle=(56&n)>>3,r.penStyle=7&n,r.virtualRowCount=r.rowCount+1,t},be.prototype.setWindowAttributes=function(t,e){var i=this.current708Packet.data,n=i[t],a=e.currentWindow.winAttr;return n=i[++t],a.fillOpacity=(192&n)>>6,a.fillRed=(48&n)>>4,a.fillGreen=(12&n)>>2,a.fillBlue=3&n,n=i[++t],a.borderType=(192&n)>>6,a.borderRed=(48&n)>>4,a.borderGreen=(12&n)>>2,a.borderBlue=3&n,n=i[++t],a.borderType+=(128&n)>>5,a.wordWrap=(64&n)>>6,a.printDirection=(48&n)>>4,a.scrollDirection=(12&n)>>2,a.justify=3&n,n=i[++t],a.effectSpeed=(240&n)>>4,a.effectDirection=(12&n)>>2,a.displayEffect=3&n,t},be.prototype.flushDisplayed=function(t,e){for(var i=[],n=0;n<8;n++)e.windows[n].visible&&!e.windows[n].isEmpty()&&i.push(e.windows[n].getText());e.endPts=t,e.text=i.join("\n\n"),this.pushCaption(e),e.startPts=t},be.prototype.pushCaption=function(t){""!==t.text&&(this.trigger("data",{startPts:t.startPts,endPts:t.endPts,text:t.text,stream:"cc708_"+t.serviceNum}),t.text="",t.startPts=t.endPts)},be.prototype.displayWindows=function(t,e){var i=this.current708Packet.data[++t],n=this.getPts(t);this.flushDisplayed(n,e);for(var a=0;a<8;a++)i&1<<a&&(e.windows[a].visible=1);return t},be.prototype.hideWindows=function(t,e){var i=this.current708Packet.data[++t],n=this.getPts(t);this.flushDisplayed(n,e);for(var a=0;a<8;a++)i&1<<a&&(e.windows[a].visible=0);return t},be.prototype.toggleWindows=function(t,e){var i=this.current708Packet.data[++t],n=this.getPts(t);this.flushDisplayed(n,e);for(var a=0;a<8;a++)i&1<<a&&(e.windows[a].visible^=1);return t},be.prototype.clearWindows=function(t,e){var i=this.current708Packet.data[++t],n=this.getPts(t);this.flushDisplayed(n,e);for(var a=0;a<8;a++)i&1<<a&&e.windows[a].clearText();return t},be.prototype.deleteWindows=function(t,e){var i=this.current708Packet.data[++t],n=this.getPts(t);this.flushDisplayed(n,e);for(var a=0;a<8;a++)i&1<<a&&e.windows[a].reset();return t},be.prototype.setPenAttributes=function(t,e){var i=this.current708Packet.data,n=i[t],a=e.currentWindow.penAttr;return n=i[++t],a.textTag=(240&n)>>4,a.offset=(12&n)>>2,a.penSize=3&n,n=i[++t],a.italics=(128&n)>>7,a.underline=(64&n)>>6,a.edgeType=(56&n)>>3,a.fontStyle=7&n,t},be.prototype.setPenColor=function(t,e){var i=this.current708Packet.data,n=i[t],a=e.currentWindow.penColor;return n=i[++t],a.fgOpacity=(192&n)>>6,a.fgRed=(48&n)>>4,a.fgGreen=(12&n)>>2,a.fgBlue=3&n,n=i[++t],a.bgOpacity=(192&n)>>6,a.bgRed=(48&n)>>4,a.bgGreen=(12&n)>>2,a.bgBlue=3&n,n=i[++t],a.edgeRed=(48&n)>>4,a.edgeGreen=(12&n)>>2,a.edgeBlue=3&n,t},be.prototype.setPenLocation=function(t,e){var i=this.current708Packet.data,n=i[t],a=e.currentWindow.penLoc;return e.currentWindow.pendingNewLine=!0,n=i[++t],a.row=15&n,n=i[++t],a.column=63&n,t},be.prototype.reset=function(t,e){var i=this.getPts(t);return this.flushDisplayed(i,e),this.initService(e.serviceNum,t)};var ve={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},Se=function(t){return null===t?"":(t=ve[t]||t,String.fromCharCode(t))},_e=[4352,4384,4608,4640,5376,5408,5632,5664,5888,5920,4096,4864,4896,5120,5152],we=function(){for(var t=[],e=15;e--;)t.push({text:"",indent:0,offset:0});return t},Te=function t(e,i){t.prototype.init.call(this),this.field_=e||0,this.dataChannel_=i||0,this.name_="CC"+(1+(this.field_<<1|this.dataChannel_)),this.setConstants(),this.reset(),this.push=function(t){var e,i,n,a,r;if((e=32639&t.ccData)!==this.lastControlCode_){if(4096==(61440&e)?this.lastControlCode_=e:e!==this.PADDING_&&(this.lastControlCode_=null),n=e>>>8,a=255&e,e!==this.PADDING_)if(e===this.RESUME_CAPTION_LOADING_)this.mode_="popOn";else if(e===this.END_OF_CAPTION_)this.mode_="popOn",this.clearFormatting(t.pts),this.flushDisplayed(t.pts),i=this.displayed_,this.displayed_=this.nonDisplayed_,this.nonDisplayed_=i,this.startPts_=t.pts;else if(e===this.ROLL_UP_2_ROWS_)this.rollUpRows_=2,this.setRollUp(t.pts);else if(e===this.ROLL_UP_3_ROWS_)this.rollUpRows_=3,this.setRollUp(t.pts);else if(e===this.ROLL_UP_4_ROWS_)this.rollUpRows_=4,this.setRollUp(t.pts);else if(e===this.CARRIAGE_RETURN_)this.clearFormatting(t.pts),this.flushDisplayed(t.pts),this.shiftRowsUp_(),this.startPts_=t.pts;else if(e===this.BACKSPACE_)"popOn"===this.mode_?this.nonDisplayed_[this.row_].text=this.nonDisplayed_[this.row_].text.slice(0,-1):this.displayed_[this.row_].text=this.displayed_[this.row_].text.slice(0,-1);else if(e===this.ERASE_DISPLAYED_MEMORY_)this.flushDisplayed(t.pts),this.displayed_=we();else if(e===this.ERASE_NON_DISPLAYED_MEMORY_)this.nonDisplayed_=we();else if(e===this.RESUME_DIRECT_CAPTIONING_)"paintOn"!==this.mode_&&(this.flushDisplayed(t.pts),this.displayed_=we()),this.mode_="paintOn",this.startPts_=t.pts;else if(this.isSpecialCharacter(n,a))r=Se((n=(3&n)<<8)|a),this[this.mode_](t.pts,r),this.column_++;else if(this.isExtCharacter(n,a))"popOn"===this.mode_?this.nonDisplayed_[this.row_].text=this.nonDisplayed_[this.row_].text.slice(0,-1):this.displayed_[this.row_].text=this.displayed_[this.row_].text.slice(0,-1),r=Se((n=(3&n)<<8)|a),this[this.mode_](t.pts,r),this.column_++;else if(this.isMidRowCode(n,a))this.clearFormatting(t.pts),this[this.mode_](t.pts," "),this.column_++,14==(14&a)&&this.addFormatting(t.pts,["i"]),1==(1&a)&&this.addFormatting(t.pts,["u"]);else if(this.isOffsetControlCode(n,a)){var s=3&a;this.nonDisplayed_[this.row_].offset=s,this.column_+=s}else if(this.isPAC(n,a)){var o=_e.indexOf(7968&e);if("rollUp"===this.mode_&&(o-this.rollUpRows_+1<0&&(o=this.rollUpRows_-1),this.setRollUp(t.pts,o)),o!==this.row_&&o>=0&&o<=14&&(this.clearFormatting(t.pts),this.row_=o),1&a&&-1===this.formatting_.indexOf("u")&&this.addFormatting(t.pts,["u"]),16==(16&e)){var d=(14&e)>>1;this.column_=4*d,this.nonDisplayed_[this.row_].indent+=d}this.isColorPAC(a)&&14==(14&a)&&this.addFormatting(t.pts,["i"])}else this.isNormalChar(n)&&(0===a&&(a=null),r=Se(n),r+=Se(a),this[this.mode_](t.pts,r),this.column_+=r.length)}else this.lastControlCode_=null}};Te.prototype=new Nt,Te.prototype.flushDisplayed=function(t){var e=this,i=function(t){e.trigger("log",{level:"warn",message:"Skipping a malformed 608 caption at index "+t+"."})},n=[];this.displayed_.forEach((function(t,e){if(t&&t.text&&t.text.length){try{t.text=t.text.trim()}catch(t){i(e)}t.text.length&&n.push({text:t.text,line:e+1,position:10+Math.min(70,10*t.indent)+2.5*t.offset})}else null==t&&i(e)})),n.length&&this.trigger("data",{startPts:this.startPts_,endPts:t,content:n,stream:this.name_})},Te.prototype.reset=function(){this.mode_="popOn",this.topRow_=0,this.startPts_=0,this.displayed_=we(),this.nonDisplayed_=we(),this.lastControlCode_=null,this.column_=0,this.row_=14,this.rollUpRows_=2,this.formatting_=[]},Te.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_},Te.prototype.isSpecialCharacter=function(t,e){return t===this.EXT_&&e>=48&&e<=63},Te.prototype.isExtCharacter=function(t,e){return(t===this.EXT_+1||t===this.EXT_+2)&&e>=32&&e<=63},Te.prototype.isMidRowCode=function(t,e){return t===this.EXT_&&e>=32&&e<=47},Te.prototype.isOffsetControlCode=function(t,e){return t===this.OFFSET_&&e>=33&&e<=35},Te.prototype.isPAC=function(t,e){return t>=this.BASE_&&t<this.BASE_+8&&e>=64&&e<=127},Te.prototype.isColorPAC=function(t){return t>=64&&t<=79||t>=96&&t<=127},Te.prototype.isNormalChar=function(t){return t>=32&&t<=127},Te.prototype.setRollUp=function(t,e){if("rollUp"!==this.mode_&&(this.row_=14,this.mode_="rollUp",this.flushDisplayed(t),this.nonDisplayed_=we(),this.displayed_=we()),void 0!==e&&e!==this.row_)for(var i=0;i<this.rollUpRows_;i++)this.displayed_[e-i]=this.displayed_[this.row_-i],this.displayed_[this.row_-i]={text:"",indent:0,offset:0};void 0===e&&(e=this.row_),this.topRow_=e-this.rollUpRows_+1},Te.prototype.addFormatting=function(t,e){this.formatting_=this.formatting_.concat(e);var i=e.reduce((function(t,e){return t+"<"+e+">"}),"");this[this.mode_](t,i)},Te.prototype.clearFormatting=function(t){if(this.formatting_.length){var e=this.formatting_.reverse().reduce((function(t,e){return t+"</"+e+">"}),"");this.formatting_=[],this[this.mode_](t,e)}},Te.prototype.popOn=function(t,e){var i=this.nonDisplayed_[this.row_].text;i+=e,this.nonDisplayed_[this.row_].text=i},Te.prototype.rollUp=function(t,e){var i=this.displayed_[this.row_].text;i+=e,this.displayed_[this.row_].text=i},Te.prototype.shiftRowsUp_=function(){var t;for(t=0;t<this.topRow_;t++)this.displayed_[t]={text:"",indent:0,offset:0};for(t=this.row_+1;t<15;t++)this.displayed_[t]={text:"",indent:0,offset:0};for(t=this.topRow_;t<this.row_;t++)this.displayed_[t]=this.displayed_[t+1];this.displayed_[this.row_]={text:"",indent:0,offset:0}},Te.prototype.paintOn=function(t,e){var i=this.displayed_[this.row_].text;i+=e,this.displayed_[this.row_].text=i};var Ue={CaptionStream:le,Cea608Stream:Te,Cea708Stream:be},Ce={H264_STREAM_TYPE:27,ADTS_STREAM_TYPE:15,METADATA_STREAM_TYPE:21},ke="shared",Ae=function(t,e){var i=1;for(t>e&&(i=-1);Math.abs(e-t)>4294967296;)t+=8589934592*i;return t},De=function t(e){var i,n;t.prototype.init.call(this),this.type_=e||ke,this.push=function(t){"metadata"!==t.type?this.type_!==ke&&t.type!==this.type_||(void 0===n&&(n=t.dts),t.dts=Ae(t.dts,n),t.pts=Ae(t.pts,n),i=t.dts,this.trigger("data",t)):this.trigger("data",t)},this.flush=function(){n=i,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")},this.discontinuity=function(){n=void 0,i=void 0},this.reset=function(){this.discontinuity(),this.trigger("reset")}};De.prototype=new Nt;var Pe,xe=De;(Pe=function(t){var e,i={descriptor:t&&t.descriptor},n=0,a=[],r=0;if(Pe.prototype.init.call(this),this.dispatchType=Ce.METADATA_STREAM_TYPE.toString(16),i.descriptor)for(e=0;e<i.descriptor.length;e++)this.dispatchType+=("00"+i.descriptor[e].toString(16)).slice(-2);this.push=function(t){var e,i,s,o,d;if("timed-metadata"===t.type)if(t.dataAlignmentIndicator&&(r=0,a.length=0),0===a.length&&(t.data.length<10||t.data[0]!=="I".charCodeAt(0)||t.data[1]!=="D".charCodeAt(0)||t.data[2]!=="3".charCodeAt(0)))this.trigger("log",{level:"warn",message:"Skipping unrecognized metadata packet"});else if(a.push(t),r+=t.data.byteLength,1===a.length&&(n=Tt.parseSyncSafeInteger(t.data.subarray(6,10)),n+=10),!(r<n)){for(e={data:new Uint8Array(n),frames:[],pts:a[0].pts,dts:a[0].dts},d=0;d<n;)e.data.set(a[0].data.subarray(0,n-d),d),d+=a[0].data.byteLength,r-=a[0].data.byteLength,a.shift();i=10,64&e.data[5]&&(i+=4,i+=Tt.parseSyncSafeInteger(e.data.subarray(10,14)),n-=Tt.parseSyncSafeInteger(e.data.subarray(16,20)));do{if((s=Tt.parseSyncSafeInteger(e.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(e.data[i],e.data[i+1],e.data[i+2],e.data[i+3]),data:e.data.subarray(i+10,i+s+10)}).key=o.id,Tt.frameParsers[o.id]?Tt.frameParsers[o.id](o):"T"===o.id[0]?Tt.frameParsers["T*"](o):"W"===o.id[0]&&Tt.frameParsers["W*"](o),"com.apple.streaming.transportStreamTimestamp"===o.owner){var h=o.data,u=(1&h[3])<<30|h[4]<<22|h[5]<<14|h[6]<<6|h[7]>>>2;u*=4,u+=3&h[7],o.timeStamp=u,void 0===e.pts&&void 0===e.dts&&(e.pts=o.timeStamp,e.dts=o.timeStamp),this.trigger("timestamp",o)}e.frames.push(o),i+=10,i+=s}while(i<n);this.trigger("data",e)}}}).prototype=new Nt;var Le,Oe,Ee,Ie=Pe,Re=xe,Me=188;(Le=function(){var t=new Uint8Array(Me),e=0;Le.prototype.init.call(this),this.push=function(i){var n,a=0,r=Me;for(e?((n=new Uint8Array(i.byteLength+e)).set(t.subarray(0,e)),n.set(i,e),e=0):n=i;r<n.byteLength;)71!==n[a]||71!==n[r]?(a++,r++):(this.trigger("data",n.subarray(a,r)),a+=Me,r+=Me);a<n.byteLength&&(t.set(n.subarray(a),0),e=n.byteLength-a)},this.flush=function(){e===Me&&71===t[0]&&(this.trigger("data",t),e=0),this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")},this.reset=function(){e=0,this.trigger("reset")}}).prototype=new Nt,(Oe=function(){var t,e,i,n;Oe.prototype.init.call(this),n=this,this.packetsWaitingForPmt=[],this.programMapTable=void 0,t=function(t,n){var a=0;n.payloadUnitStartIndicator&&(a+=t[a]+1),"pat"===n.type?e(t.subarray(a),n):i(t.subarray(a),n)},e=function(t,e){e.section_number=t[7],e.last_section_number=t[8],n.pmtPid=(31&t[10])<<8|t[11],e.pmtPid=n.pmtPid},i=function(t,e){var i,a;if(1&t[5]){for(n.programMapTable={video:null,audio:null,"timed-metadata":{}},i=3+((15&t[1])<<8|t[2])-4,a=12+((15&t[10])<<8|t[11]);a<i;){var r=t[a],s=(31&t[a+1])<<8|t[a+2];r===Ce.H264_STREAM_TYPE&&null===n.programMapTable.video?n.programMapTable.video=s:r===Ce.ADTS_STREAM_TYPE&&null===n.programMapTable.audio?n.programMapTable.audio=s:r===Ce.METADATA_STREAM_TYPE&&(n.programMapTable["timed-metadata"][s]=r),a+=5+((15&t[a+3])<<8|t[a+4])}e.programMapTable=n.programMapTable}},this.push=function(e){var i={},n=4;if(i.payloadUnitStartIndicator=!!(64&e[1]),i.pid=31&e[1],i.pid<<=8,i.pid|=e[2],(48&e[3])>>>4>1&&(n+=e[n]+1),0===i.pid)i.type="pat",t(e.subarray(n),i),this.trigger("data",i);else if(i.pid===this.pmtPid)for(i.type="pmt",t(e.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([e,n,i]):this.processPes_(e,n,i)},this.processPes_=function(t,e,i){i.pid===this.programMapTable.video?i.streamType=Ce.H264_STREAM_TYPE:i.pid===this.programMapTable.audio?i.streamType=Ce.ADTS_STREAM_TYPE:i.streamType=this.programMapTable["timed-metadata"][i.pid],i.type="pes",i.data=t.subarray(e),this.trigger("data",i)}}).prototype=new Nt,Oe.STREAM_TYPES={h264:27,adts:15},(Ee=function(){var t,e=this,i=!1,n={data:[],size:0},a={data:[],size:0},r={data:[],size:0},s=function(t,i,n){var a,r,s=new Uint8Array(t.size),o={type:i},d=0,h=0;if(t.data.length&&!(t.size<9)){for(o.trackId=t.data[0].pid,d=0;d<t.data.length;d++)r=t.data[d],s.set(r.data,h),h+=r.data.byteLength;var u,p,c,l;p=o,l=(u=s)[0]<<16|u[1]<<8|u[2],p.data=new Uint8Array,1===l&&(p.packetLength=6+(u[4]<<8|u[5]),p.dataAlignmentIndicator=0!=(4&u[6]),192&(c=u[7])&&(p.pts=(14&u[9])<<27|(255&u[10])<<20|(254&u[11])<<12|(255&u[12])<<5|(254&u[13])>>>3,p.pts*=4,p.pts+=(6&u[13])>>>1,p.dts=p.pts,64&c&&(p.dts=(14&u[14])<<27|(255&u[15])<<20|(254&u[16])<<12|(255&u[17])<<5|(254&u[18])>>>3,p.dts*=4,p.dts+=(6&u[18])>>>1)),p.data=u.subarray(9+u[8])),a="video"===i||o.packetLength<=t.size,(n||a)&&(t.size=0,t.data.length=0),a&&e.trigger("data",o)}};Ee.prototype.init.call(this),this.push=function(o){({pat:function(){},pes:function(){var t,e;switch(o.streamType){case Ce.H264_STREAM_TYPE:t=n,e="video";break;case Ce.ADTS_STREAM_TYPE:t=a,e="audio";break;case Ce.METADATA_STREAM_TYPE:t=r,e="timed-metadata";break;default:return}o.payloadUnitStartIndicator&&s(t,e,!0),t.data.push(o),t.size+=o.data.byteLength},pmt:function(){var n={type:"metadata",tracks:[]};null!==(t=o.programMapTable).video&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+t.video,codec:"avc",type:"video"}),null!==t.audio&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+t.audio,codec:"adts",type:"audio"}),i=!0,e.trigger("data",n)}})[o.type]()},this.reset=function(){n.size=0,n.data.length=0,a.size=0,a.data.length=0,this.trigger("reset")},this.flushStreams_=function(){s(n,"video"),s(a,"audio"),s(r,"timed-metadata")},this.flush=function(){if(!i&&t){var n={type:"metadata",tracks:[]};null!==t.video&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+t.video,codec:"avc",type:"video"}),null!==t.audio&&n.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+t.audio,codec:"adts",type:"audio"}),e.trigger("data",n)}i=!1,this.flushStreams_(),this.trigger("done")}}).prototype=new Nt;var Be={PAT_PID:0,MP2T_PACKET_LENGTH:Me,TransportPacketStream:Le,TransportParseStream:Oe,ElementaryStream:Ee,TimestampRolloverStream:Re,CaptionStream:Ue.CaptionStream,Cea608Stream:Ue.Cea608Stream,Cea708Stream:Ue.Cea708Stream,MetadataStream:Ie};for(var Ne in Ce)Ce.hasOwnProperty(Ne)&&(Be[Ne]=Ce[Ne]);var ze,We=Be,Ve=Zt,Ge=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];(ze=function(t){var e,i=0;ze.prototype.init.call(this),this.skipWarn_=function(t,e){this.trigger("log",{level:"warn",message:"adts skiping bytes "+t+" to "+e+" in frame "+i+" outside syncword"})},this.push=function(n){var a,r,s,o,d,h=0;if(t||(i=0),"audio"===n.type){var u;for(e&&e.length?(s=e,(e=new Uint8Array(s.byteLength+n.data.byteLength)).set(s),e.set(n.data,s.byteLength)):e=n.data;h+7<e.length;)if(255===e[h]&&240==(246&e[h+1])){if("number"==typeof u&&(this.skipWarn_(u,h),u=null),r=2*(1&~e[h+1]),a=(3&e[h+3])<<11|e[h+4]<<3|(224&e[h+5])>>5,d=(o=1024*(1+(3&e[h+6])))*Ve/Ge[(60&e[h+2])>>>2],e.byteLength-h<a)break;this.trigger("data",{pts:n.pts+i*d,dts:n.dts+i*d,sampleCount:o,audioobjecttype:1+(e[h+2]>>>6&3),channelcount:(1&e[h+2])<<2|(192&e[h+3])>>>6,samplerate:Ge[(60&e[h+2])>>>2],samplingfrequencyindex:(60&e[h+2])>>>2,samplesize:16,data:e.subarray(h+7+r,h+a)}),i++,h+=a}else"number"!=typeof u&&(u=h),h++;"number"==typeof u&&(this.skipWarn_(u,h),u=null),e=e.subarray(h)}},this.flush=function(){i=0,this.trigger("done")},this.reset=function(){e=void 0,this.trigger("reset")},this.endTimeline=function(){e=void 0,this.trigger("endedtimeline")}}).prototype=new Nt;var Fe,je,Ye,Xe=ze,qe=function(t){var e=t.byteLength,i=0,n=0;this.length=function(){return 8*e},this.bitsAvailable=function(){return 8*e+n},this.loadWord=function(){var a=t.byteLength-e,r=new Uint8Array(4),s=Math.min(4,e);if(0===s)throw new Error("no bytes available");r.set(t.subarray(a,a+s)),i=new DataView(r.buffer).getUint32(0),n=8*s,e-=s},this.skipBits=function(t){var a;n>t?(i<<=t,n-=t):(t-=n,t-=8*(a=Math.floor(t/8)),e-=a,this.loadWord(),i<<=t,n-=t)},this.readBits=function(t){var a=Math.min(n,t),r=i>>>32-a;return(n-=a)>0?i<<=a:e>0&&this.loadWord(),(a=t-a)>0?r<<a|this.readBits(a):r},this.skipLeadingZeros=function(){var t;for(t=0;t<n;++t)if(0!=(i&2147483648>>>t))return i<<=t,n-=t,t;return this.loadWord(),t+this.skipLeadingZeros()},this.skipUnsignedExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.skipExpGolomb=function(){this.skipBits(1+this.skipLeadingZeros())},this.readUnsignedExpGolomb=function(){var t=this.skipLeadingZeros();return this.readBits(t+1)-1},this.readExpGolomb=function(){var t=this.readUnsignedExpGolomb();return 1&t?1+t>>>1:-1*(t>>>1)},this.readBoolean=function(){return 1===this.readBits(1)},this.readUnsignedByte=function(){return this.readBits(8)},this.loadWord()};(je=function(){var t,e,i=0;je.prototype.init.call(this),this.push=function(n){var a;e?((a=new Uint8Array(e.byteLength+n.data.byteLength)).set(e),a.set(n.data,e.byteLength),e=a):e=n.data;for(var r=e.byteLength;i<r-3;i++)if(1===e[i+2]){t=i+5;break}for(;t<r;)switch(e[t]){case 0:if(0!==e[t-1]){t+=2;break}if(0!==e[t-2]){t++;break}i+3!==t-2&&this.trigger("data",e.subarray(i+3,t-2));do{t++}while(1!==e[t]&&t<r);i=t-2,t+=3;break;case 1:if(0!==e[t-1]||0!==e[t-2]){t+=3;break}this.trigger("data",e.subarray(i+3,t-2)),i=t-2,t+=3;break;default:t+=3}e=e.subarray(i),t-=i,i=0},this.reset=function(){e=null,i=0,this.trigger("reset")},this.flush=function(){e&&e.byteLength>3&&this.trigger("data",e.subarray(i+3)),e=null,i=0,this.trigger("done")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline")}}).prototype=new Nt,Ye={100:!0,110:!0,122:!0,244:!0,44:!0,83:!0,86:!0,118:!0,128:!0,138:!0,139:!0,134:!0},(Fe=function(){var t,e,i,n,a,r,s,o=new je;Fe.prototype.init.call(this),t=this,this.push=function(t){"video"===t.type&&(e=t.trackId,i=t.pts,n=t.dts,o.push(t))},o.on("data",(function(s){var o={trackId:e,pts:i,dts:n,data:s,nalUnitTypeCode:31&s[0]};switch(o.nalUnitTypeCode){case 5:o.nalUnitType="slice_layer_without_partitioning_rbsp_idr";break;case 6:o.nalUnitType="sei_rbsp",o.escapedRBSP=a(s.subarray(1));break;case 7:o.nalUnitType="seq_parameter_set_rbsp",o.escapedRBSP=a(s.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"}t.trigger("data",o)})),o.on("done",(function(){t.trigger("done")})),o.on("partialdone",(function(){t.trigger("partialdone")})),o.on("reset",(function(){t.trigger("reset")})),o.on("endedtimeline",(function(){t.trigger("endedtimeline")})),this.flush=function(){o.flush()},this.partialFlush=function(){o.partialFlush()},this.reset=function(){o.reset()},this.endTimeline=function(){o.endTimeline()},s=function(t,e){var i,n=8,a=8;for(i=0;i<t;i++)0!==a&&(a=(n+e.readExpGolomb()+256)%256),n=0===a?n:a},a=function(t){for(var e,i,n=t.byteLength,a=[],r=1;r<n-2;)0===t[r]&&0===t[r+1]&&3===t[r+2]?(a.push(r+2),r+=2):r++;if(0===a.length)return t;e=n-a.length,i=new Uint8Array(e);var s=0;for(r=0;r<e;s++,r++)s===a[0]&&(s++,a.shift()),i[r]=t[s];return i},r=function(t){var e,i,n,a,r,o,d,h,u,p,c,l,f=0,g=0,m=0,y=0,b=[1,1];if(i=(e=new qe(t)).readUnsignedByte(),a=e.readUnsignedByte(),n=e.readUnsignedByte(),e.skipUnsignedExpGolomb(),Ye[i]&&(3===(r=e.readUnsignedExpGolomb())&&e.skipBits(1),e.skipUnsignedExpGolomb(),e.skipUnsignedExpGolomb(),e.skipBits(1),e.readBoolean()))for(c=3!==r?8:12,l=0;l<c;l++)e.readBoolean()&&s(l<6?16:64,e);if(e.skipUnsignedExpGolomb(),0===(o=e.readUnsignedExpGolomb()))e.readUnsignedExpGolomb();else if(1===o)for(e.skipBits(1),e.skipExpGolomb(),e.skipExpGolomb(),d=e.readUnsignedExpGolomb(),l=0;l<d;l++)e.skipExpGolomb();if(e.skipUnsignedExpGolomb(),e.skipBits(1),h=e.readUnsignedExpGolomb(),u=e.readUnsignedExpGolomb(),0===(p=e.readBits(1))&&e.skipBits(1),e.skipBits(1),e.readBoolean()&&(f=e.readUnsignedExpGolomb(),g=e.readUnsignedExpGolomb(),m=e.readUnsignedExpGolomb(),y=e.readUnsignedExpGolomb()),e.readBoolean()&&e.readBoolean()){switch(e.readUnsignedByte()){case 1:b=[1,1];break;case 2:b=[12,11];break;case 3:b=[10,11];break;case 4:b=[16,11];break;case 5:b=[40,33];break;case 6:b=[24,11];break;case 7:b=[20,11];break;case 8:b=[32,11];break;case 9:b=[80,33];break;case 10:b=[18,11];break;case 11:b=[15,11];break;case 12:b=[64,33];break;case 13:b=[160,99];break;case 14:b=[4,3];break;case 15:b=[3,2];break;case 16:b=[2,1];break;case 255:b=[e.readUnsignedByte()<<8|e.readUnsignedByte(),e.readUnsignedByte()<<8|e.readUnsignedByte()]}b&&(b[0],b[1])}return{profileIdc:i,levelIdc:n,profileCompatibility:a,width:16*(h+1)-2*f-2*g,height:(2-p)*(u+1)*16-2*m-2*y,sarRatio:b}}}).prototype=new Nt;var He,$e={H264Stream:Fe,NalByteStream:je},Ze=function(t,e){var i=t[e+6]<<21|t[e+7]<<14|t[e+8]<<7|t[e+9];return i=i>=0?i:0,(16&t[e+5])>>4?i+20:i+10},Ke=function t(e,i){return e.length-i<10||e[i]!=="I".charCodeAt(0)||e[i+1]!=="D".charCodeAt(0)||e[i+2]!=="3".charCodeAt(0)?i:t(e,i+=Ze(e,i))},Je=function(t){var e=Ke(t,0);return t.length>=e+2&&255==(255&t[e])&&240==(240&t[e+1])&&16==(22&t[e+1])},Qe=Ze,ti=function(t,e){var i=(224&t[e+5])>>5,n=t[e+4]<<3;return 6144&t[e+3]|n|i};(He=function(){var t=new Uint8Array,e=0;He.prototype.init.call(this),this.setTimestamp=function(t){e=t},this.push=function(i){var n,a,r,s,o=0,d=0;for(t.length?(s=t.length,(t=new Uint8Array(i.byteLength+s)).set(t.subarray(0,s)),t.set(i,s)):t=i;t.length-d>=3;)if(t[d]!=="I".charCodeAt(0)||t[d+1]!=="D".charCodeAt(0)||t[d+2]!=="3".charCodeAt(0))if(255!=(255&t[d])||240!=(240&t[d+1]))d++;else{if(t.length-d<7)break;if(d+(o=ti(t,d))>t.length)break;r={type:"audio",data:t.subarray(d,d+o),pts:e,dts:e},this.trigger("data",r),d+=o}else{if(t.length-d<10)break;if(d+(o=Qe(t,d))>t.length)break;a={type:"timed-metadata",data:t.subarray(d,d+o)},this.trigger("data",a),d+=o}n=t.length-d,t=n>0?t.subarray(d):new Uint8Array},this.reset=function(){t=new Uint8Array,this.trigger("reset")},this.endTimeline=function(){t=new Uint8Array,this.trigger("endedtimeline")}}).prototype=new Nt;var ei,ii,ni,ai,ri=He,si=["audioobjecttype","channelcount","samplerate","samplingfrequencyindex","samplesize"],oi=["width","height","profileIdc","levelIdc","profileCompatibility","sarRatio"],di=$e.H264Stream,hi=Je,ui=Zt,pi=function(t,e){e.stream=t,this.trigger("log",e)},ci=function(t,e){for(var i=Object.keys(e),n=0;n<i.length;n++){var a=i[n];"headOfPipeline"!==a&&e[a].on&&e[a].on("log",pi.bind(t,a))}},li=function(t,e){var i;if(t.length!==e.length)return!1;for(i=0;i<t.length;i++)if(t[i]!==e[i])return!1;return!0},fi=function(t,e,i,n,a,r){return{start:{dts:t,pts:t+(i-e)},end:{dts:t+(n-e),pts:t+(a-i)},prependedContentDuration:r,baseMediaDecodeTime:t}};(ii=function(t,e){var i,n=[],a=0,r=0,s=1/0;i=(e=e||{}).firstSequenceNumber||0,ii.prototype.init.call(this),this.push=function(e){oe(t,e),t&&si.forEach((function(i){t[i]=e[i]})),n.push(e)},this.setEarliestDts=function(t){a=t},this.setVideoBaseMediaDecodeTime=function(t){s=t},this.setAudioAppendStart=function(t){r=t},this.flush=function(){var o,d,h,u,p,c,l;0!==n.length?(o=ee(n,t,a),t.baseMediaDecodeTime=se(t,e.keepOriginalTimestamps),l=te(t,o,r,s),t.samples=ie(o),h=Q.mdat(ne(o)),n=[],d=Q.moof(i,[t]),u=new Uint8Array(d.byteLength+h.byteLength),i++,u.set(d),u.set(h,d.byteLength),re(t),p=Math.ceil(1024*ui/t.samplerate),o.length&&(c=o.length*p,this.trigger("segmentTimingInfo",fi(Kt(t.baseMediaDecodeTime,t.samplerate),o[0].dts,o[0].pts,o[0].dts+c,o[0].pts+c,l||0)),this.trigger("timingInfo",{start:o[0].pts,end:o[0].pts+c})),this.trigger("data",{track:t,boxes:u}),this.trigger("done","AudioSegmentStream")):this.trigger("done","AudioSegmentStream")},this.reset=function(){re(t),n=[],this.trigger("reset")}}).prototype=new Nt,(ei=function(t,e){var i,n,a,r=[],s=[];i=(e=e||{}).firstSequenceNumber||0,ei.prototype.init.call(this),delete t.minPTS,this.gopCache_=[],this.push=function(e){oe(t,e),"seq_parameter_set_rbsp"!==e.nalUnitType||n||(n=e.config,t.sps=[e.data],oi.forEach((function(e){t[e]=n[e]}),this)),"pic_parameter_set_rbsp"!==e.nalUnitType||a||(a=e.data,t.pps=[e.data]),r.push(e)},this.flush=function(){for(var n,a,o,d,h,u,p,c,l=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=Wt(r),(o=Vt(n))[0][0].keyFrame||((a=this.getGopForFusion_(r[0],t))?(l=a.duration,o.unshift(a),o.byteLength+=a.byteLength,o.nalCount+=a.nalCount,o.pts=a.pts,o.dts=a.dts,o.duration+=a.duration):o=Gt(o)),s.length){var f;if(!(f=e.alignGopsAtEnd?this.alignGopsAtEnd_(o):this.alignGopsAtStart_(o)))return this.gopCache_.unshift({gop:o.pop(),pps:t.pps,sps:t.sps}),this.gopCache_.length=Math.min(6,this.gopCache_.length),r=[],this.resetStream_(),void this.trigger("done","VideoSegmentStream");re(t),o=f}oe(t,o),t.samples=Ft(o),h=Q.mdat(jt(o)),t.baseMediaDecodeTime=se(t,e.keepOriginalTimestamps),this.trigger("processedGopsInfo",o.map((function(t){return{pts:t.pts,dts:t.dts,byteLength:t.byteLength}}))),p=o[0],c=o[o.length-1],this.trigger("segmentTimingInfo",fi(t.baseMediaDecodeTime,p.dts,p.pts,c.dts+c.duration,c.pts+c.duration,l)),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:t.pps,sps:t.sps}),this.gopCache_.length=Math.min(6,this.gopCache_.length),r=[],this.trigger("baseMediaDecodeTime",t.baseMediaDecodeTime),this.trigger("timelineStartInfo",t.timelineStartInfo),d=Q.moof(i,[t]),u=new Uint8Array(d.byteLength+h.byteLength),i++,u.set(d),u.set(h,d.byteLength),this.trigger("data",{track:t,boxes:u}),this.resetStream_(),this.trigger("done","VideoSegmentStream")},this.reset=function(){this.resetStream_(),r=[],this.gopCache_.length=0,s.length=0,this.trigger("reset")},this.resetStream_=function(){re(t),n=void 0,a=void 0},this.getGopForFusion_=function(e){var i,n,a,r,s,o=1/0;for(s=0;s<this.gopCache_.length;s++)a=(r=this.gopCache_[s]).gop,t.pps&&li(t.pps[0],r.pps[0])&&t.sps&&li(t.sps[0],r.sps[0])&&(a.dts<t.timelineStartInfo.dts||(i=e.dts-a.dts-a.duration)>=-1e4&&i<=45e3&&(!n||o>i)&&(n=r,o=i));return n?n.gop:null},this.alignGopsAtStart_=function(t){var e,i,n,a,r,o,d,h;for(r=t.byteLength,o=t.nalCount,d=t.duration,e=i=0;e<s.length&&i<t.length&&(n=s[e],a=t[i],n.pts!==a.pts);)a.pts>n.pts?e++:(i++,r-=a.byteLength,o-=a.nalCount,d-=a.duration);return 0===i?t:i===t.length?null:((h=t.slice(i)).byteLength=r,h.duration=d,h.nalCount=o,h.pts=h[0].pts,h.dts=h[0].dts,h)},this.alignGopsAtEnd_=function(t){var e,i,n,a,r,o,d;for(e=s.length-1,i=t.length-1,r=null,o=!1;e>=0&&i>=0;){if(n=s[e],a=t[i],n.pts===a.pts){o=!0;break}n.pts>a.pts?e--:(e===s.length-1&&(r=i),i--)}if(!o&&null===r)return null;if(0===(d=o?i:r))return t;var h=t.slice(d),u=h.reduce((function(t,e){return t.byteLength+=e.byteLength,t.duration+=e.duration,t.nalCount+=e.nalCount,t}),{byteLength:0,duration:0,nalCount:0});return h.byteLength=u.byteLength,h.duration=u.duration,h.nalCount=u.nalCount,h.pts=h[0].pts,h.dts=h[0].dts,h},this.alignGopsWith=function(t){s=t}}).prototype=new Nt,(ai=function(t,e){this.numberOfTracks=0,this.metadataStream=e,void 0!==(t=t||{}).remux?this.remuxTracks=!!t.remux:this.remuxTracks=!0,"boolean"==typeof t.keepOriginalTimestamps?this.keepOriginalTimestamps=t.keepOriginalTimestamps:this.keepOriginalTimestamps=!1,this.pendingTracks=[],this.videoTrack=null,this.pendingBoxes=[],this.pendingCaptions=[],this.pendingMetadata=[],this.pendingBytes=0,this.emittedTracks=0,ai.prototype.init.call(this),this.push=function(t){return t.content||t.text?this.pendingCaptions.push(t):t.frames?this.pendingMetadata.push(t):(this.pendingTracks.push(t.track),this.pendingBytes+=t.boxes.byteLength,"video"===t.track.type&&(this.videoTrack=t.track,this.pendingBoxes.push(t.boxes)),void("audio"===t.track.type&&(this.audioTrack=t.track,this.pendingBoxes.unshift(t.boxes))))}}).prototype=new Nt,ai.prototype.flush=function(t){var e,i,n,a,r=0,s={captions:[],captionStreams:{},metadata:[],info:{}},o=0;if(this.pendingTracks.length<this.numberOfTracks){if("VideoSegmentStream"!==t&&"AudioSegmentStream"!==t)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,oi.forEach((function(t){s.info[t]=this.videoTrack[t]}),this)):this.audioTrack&&(o=this.audioTrack.timelineStartInfo.pts,si.forEach((function(t){s.info[t]=this.audioTrack[t]}),this)),this.videoTrack||this.audioTrack){for(1===this.pendingTracks.length?s.type=this.pendingTracks[0].type:s.type="combined",this.emittedTracks+=this.pendingTracks.length,n=Q.initSegment(this.pendingTracks),s.initSegment=new Uint8Array(n.byteLength),s.initSegment.set(n),s.data=new Uint8Array(this.pendingBytes),a=0;a<this.pendingBoxes.length;a++)s.data.set(this.pendingBoxes[a],r),r+=this.pendingBoxes[a].byteLength;for(a=0;a<this.pendingCaptions.length;a++)(e=this.pendingCaptions[a]).startTime=Qt(e.startPts,o,this.keepOriginalTimestamps),e.endTime=Qt(e.endPts,o,this.keepOriginalTimestamps),s.captionStreams[e.stream]=!0,s.captions.push(e);for(a=0;a<this.pendingMetadata.length;a++)(i=this.pendingMetadata[a]).cueTime=Qt(i.pts,o,this.keepOriginalTimestamps),s.metadata.push(i);for(s.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",s),a=0;a<s.captions.length;a++)e=s.captions[a],this.trigger("caption",e);for(a=0;a<s.metadata.length;a++)i=s.metadata[a],this.trigger("id3Frame",i)}this.emittedTracks>=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0)},ai.prototype.setRemux=function(t){this.remuxTracks=t},(ni=function(t){var e,i,n=this,a=!0;ni.prototype.init.call(this),t=t||{},this.baseMediaDecodeTime=t.baseMediaDecodeTime||0,this.transmuxPipeline_={},this.setupAacPipeline=function(){var a={};this.transmuxPipeline_=a,a.type="aac",a.metadataStream=new We.MetadataStream,a.aacStream=new ri,a.audioTimestampRolloverStream=new We.TimestampRolloverStream("audio"),a.timedMetadataTimestampRolloverStream=new We.TimestampRolloverStream("timed-metadata"),a.adtsStream=new Xe,a.coalesceStream=new ai(t,a.metadataStream),a.headOfPipeline=a.aacStream,a.aacStream.pipe(a.audioTimestampRolloverStream).pipe(a.adtsStream),a.aacStream.pipe(a.timedMetadataTimestampRolloverStream).pipe(a.metadataStream).pipe(a.coalesceStream),a.metadataStream.on("timestamp",(function(t){a.aacStream.setTimestamp(t.timeStamp)})),a.aacStream.on("data",(function(r){"timed-metadata"!==r.type&&"audio"!==r.type||a.audioSegmentStream||(i=i||{timelineStartInfo:{baseMediaDecodeTime:n.baseMediaDecodeTime},codec:"adts",type:"audio"},a.coalesceStream.numberOfTracks++,a.audioSegmentStream=new ii(i,t),a.audioSegmentStream.on("log",n.getLogTrigger_("audioSegmentStream")),a.audioSegmentStream.on("timingInfo",n.trigger.bind(n,"audioTimingInfo")),a.adtsStream.pipe(a.audioSegmentStream).pipe(a.coalesceStream),n.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!e}))})),a.coalesceStream.on("data",this.trigger.bind(this,"data")),a.coalesceStream.on("done",this.trigger.bind(this,"done")),ci(this,a)},this.setupTsPipeline=function(){var a={};this.transmuxPipeline_=a,a.type="ts",a.metadataStream=new We.MetadataStream,a.packetStream=new We.TransportPacketStream,a.parseStream=new We.TransportParseStream,a.elementaryStream=new We.ElementaryStream,a.timestampRolloverStream=new We.TimestampRolloverStream,a.adtsStream=new Xe,a.h264Stream=new di,a.captionStream=new We.CaptionStream(t),a.coalesceStream=new ai(t,a.metadataStream),a.headOfPipeline=a.packetStream,a.packetStream.pipe(a.parseStream).pipe(a.elementaryStream).pipe(a.timestampRolloverStream),a.timestampRolloverStream.pipe(a.h264Stream),a.timestampRolloverStream.pipe(a.adtsStream),a.timestampRolloverStream.pipe(a.metadataStream).pipe(a.coalesceStream),a.h264Stream.pipe(a.captionStream).pipe(a.coalesceStream),a.elementaryStream.on("data",(function(r){var s;if("metadata"===r.type){for(s=r.tracks.length;s--;)e||"video"!==r.tracks[s].type?i||"audio"!==r.tracks[s].type||((i=r.tracks[s]).timelineStartInfo.baseMediaDecodeTime=n.baseMediaDecodeTime):(e=r.tracks[s]).timelineStartInfo.baseMediaDecodeTime=n.baseMediaDecodeTime;e&&!a.videoSegmentStream&&(a.coalesceStream.numberOfTracks++,a.videoSegmentStream=new ei(e,t),a.videoSegmentStream.on("log",n.getLogTrigger_("videoSegmentStream")),a.videoSegmentStream.on("timelineStartInfo",(function(e){i&&!t.keepOriginalTimestamps&&(i.timelineStartInfo=e,a.audioSegmentStream.setEarliestDts(e.dts-n.baseMediaDecodeTime))})),a.videoSegmentStream.on("processedGopsInfo",n.trigger.bind(n,"gopInfo")),a.videoSegmentStream.on("segmentTimingInfo",n.trigger.bind(n,"videoSegmentTimingInfo")),a.videoSegmentStream.on("baseMediaDecodeTime",(function(t){i&&a.audioSegmentStream.setVideoBaseMediaDecodeTime(t)})),a.videoSegmentStream.on("timingInfo",n.trigger.bind(n,"videoTimingInfo")),a.h264Stream.pipe(a.videoSegmentStream).pipe(a.coalesceStream)),i&&!a.audioSegmentStream&&(a.coalesceStream.numberOfTracks++,a.audioSegmentStream=new ii(i,t),a.audioSegmentStream.on("log",n.getLogTrigger_("audioSegmentStream")),a.audioSegmentStream.on("timingInfo",n.trigger.bind(n,"audioTimingInfo")),a.audioSegmentStream.on("segmentTimingInfo",n.trigger.bind(n,"audioSegmentTimingInfo")),a.adtsStream.pipe(a.audioSegmentStream).pipe(a.coalesceStream)),n.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!e})}})),a.coalesceStream.on("data",this.trigger.bind(this,"data")),a.coalesceStream.on("id3Frame",(function(t){t.dispatchType=a.metadataStream.dispatchType,n.trigger("id3Frame",t)})),a.coalesceStream.on("caption",this.trigger.bind(this,"caption")),a.coalesceStream.on("done",this.trigger.bind(this,"done")),ci(this,a)},this.setBaseMediaDecodeTime=function(n){var a=this.transmuxPipeline_;t.keepOriginalTimestamps||(this.baseMediaDecodeTime=n),i&&(i.timelineStartInfo.dts=void 0,i.timelineStartInfo.pts=void 0,re(i),a.audioTimestampRolloverStream&&a.audioTimestampRolloverStream.discontinuity()),e&&(a.videoSegmentStream&&(a.videoSegmentStream.gopCache_=[]),e.timelineStartInfo.dts=void 0,e.timelineStartInfo.pts=void 0,re(e),a.captionStream.reset()),a.timestampRolloverStream&&a.timestampRolloverStream.discontinuity()},this.setAudioAppendStart=function(t){i&&this.transmuxPipeline_.audioSegmentStream.setAudioAppendStart(t)},this.setRemux=function(e){var i=this.transmuxPipeline_;t.remux=e,i&&i.coalesceStream&&i.coalesceStream.setRemux(e)},this.alignGopsWith=function(t){e&&this.transmuxPipeline_.videoSegmentStream&&this.transmuxPipeline_.videoSegmentStream.alignGopsWith(t)},this.getLogTrigger_=function(t){var e=this;return function(i){i.stream=t,e.trigger("log",i)}},this.push=function(t){if(a){var e=hi(t);e&&"aac"!==this.transmuxPipeline_.type?this.setupAacPipeline():e||"ts"===this.transmuxPipeline_.type||this.setupTsPipeline(),a=!1}this.transmuxPipeline_.headOfPipeline.push(t)},this.flush=function(){a=!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 Nt;var gi,mi,yi={Transmuxer:ni,VideoSegmentStream:ei,AudioSegmentStream:ii,AUDIO_PROPERTIES:si,VIDEO_PROPERTIES:oi,generateSegmentTimingInfo:fi},bi=j.getUint64,vi=j.getUint64,Si=function(t){return new Date(1e3*t-20828448e5)},_i=function(t){var e,i,n=new DataView(t.buffer,t.byteOffset,t.byteLength),a=[];for(e=0;e+4<t.length;e+=i)if(i=n.getUint32(e),e+=4,i<=0)a.push("<span style='color:red;'>MALFORMED DATA</span>");else switch(31&t[e]){case 1:a.push("slice_layer_without_partitioning_rbsp");break;case 5:a.push("slice_layer_without_partitioning_rbsp_idr");break;case 6:a.push("sei_rbsp");break;case 7:a.push("seq_parameter_set_rbsp");break;case 8:a.push("pic_parameter_set_rbsp");break;case 9:a.push("access_unit_delimiter_rbsp");break;default:a.push("UNKNOWN NAL - "+t[e]&31)}return a},wi={avc1:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength);return{dataReferenceIndex:e.getUint16(6),width:e.getUint16(24),height:e.getUint16(26),horizresolution:e.getUint16(28)+e.getUint16(30)/16,vertresolution:e.getUint16(32)+e.getUint16(34)/16,frameCount:e.getUint16(40),depth:e.getUint16(74),config:gi(t.subarray(78,t.byteLength))}},avcC:function(t){var e,i,n,a,r=new DataView(t.buffer,t.byteOffset,t.byteLength),s={configurationVersion:t[0],avcProfileIndication:t[1],profileCompatibility:t[2],avcLevelIndication:t[3],lengthSizeMinusOne:3&t[4],sps:[],pps:[]},o=31&t[5];for(n=6,a=0;a<o;a++)i=r.getUint16(n),n+=2,s.sps.push(new Uint8Array(t.subarray(n,n+i))),n+=i;for(e=t[n],n++,a=0;a<e;a++)i=r.getUint16(n),n+=2,s.pps.push(new Uint8Array(t.subarray(n,n+i))),n+=i;return s},btrt:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength);return{bufferSizeDB:e.getUint32(0),maxBitrate:e.getUint32(4),avgBitrate:e.getUint32(8)}},edts:function(t){return{boxes:gi(t)}},elst:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:i.getUint8(0),flags:new Uint8Array(t.subarray(1,4)),edits:[]},a=i.getUint32(4);for(e=8;a;a--)0===n.version?(n.edits.push({segmentDuration:i.getUint32(e),mediaTime:i.getInt32(e+4),mediaRate:i.getUint16(e+8)+i.getUint16(e+10)/65536}),e+=12):(n.edits.push({segmentDuration:vi(t.subarray(e)),mediaTime:vi(t.subarray(e+8)),mediaRate:i.getUint16(e+16)+i.getUint16(e+18)/65536}),e+=20);return n},esds:function(t){return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),esId:t[6]<<8|t[7],streamPriority:31&t[8],decoderConfig:{objectProfileIndication:t[11],streamType:t[12]>>>2&63,bufferSize:t[13]<<16|t[14]<<8|t[15],maxBitrate:t[16]<<24|t[17]<<16|t[18]<<8|t[19],avgBitrate:t[20]<<24|t[21]<<16|t[22]<<8|t[23],decoderConfigDescriptor:{tag:t[24],length:t[25],audioObjectType:t[26]>>>3&31,samplingFrequencyIndex:(7&t[26])<<1|t[27]>>>7&1,channelConfiguration:t[27]>>>3&15}}}},ftyp:function(t){for(var e=new DataView(t.buffer,t.byteOffset,t.byteLength),i={majorBrand:et(t.subarray(0,4)),minorVersion:e.getUint32(4),compatibleBrands:[]},n=8;n<t.byteLength;)i.compatibleBrands.push(et(t.subarray(n,n+4))),n+=4;return i},dinf:function(t){return{boxes:gi(t)}},dref:function(t){return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),dataReferences:gi(t.subarray(8))}},hdlr:function(t){var e={version:new DataView(t.buffer,t.byteOffset,t.byteLength).getUint8(0),flags:new Uint8Array(t.subarray(1,4)),handlerType:et(t.subarray(8,12)),name:""},i=8;for(i=24;i<t.byteLength;i++){if(0===t[i]){i++;break}e.name+=String.fromCharCode(t[i])}return e.name=decodeURIComponent(escape(e.name)),e},mdat:function(t){return{byteLength:t.byteLength,nals:_i(t)}},mdhd:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n=4,a={version:i.getUint8(0),flags:new Uint8Array(t.subarray(1,4)),language:""};return 1===a.version?(n+=4,a.creationTime=Si(i.getUint32(n)),n+=8,a.modificationTime=Si(i.getUint32(n)),n+=4,a.timescale=i.getUint32(n),n+=8,a.duration=i.getUint32(n)):(a.creationTime=Si(i.getUint32(n)),n+=4,a.modificationTime=Si(i.getUint32(n)),n+=4,a.timescale=i.getUint32(n),n+=4,a.duration=i.getUint32(n)),n+=4,e=i.getUint16(n),a.language+=String.fromCharCode(96+(e>>10)),a.language+=String.fromCharCode(96+((992&e)>>5)),a.language+=String.fromCharCode(96+(31&e)),a},mdia:function(t){return{boxes:gi(t)}},mfhd:function(t){return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),sequenceNumber:t[4]<<24|t[5]<<16|t[6]<<8|t[7]}},minf:function(t){return{boxes:gi(t)}},mp4a:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength),i={dataReferenceIndex:e.getUint16(6),channelcount:e.getUint16(16),samplesize:e.getUint16(18),samplerate:e.getUint16(24)+e.getUint16(26)/65536};return t.byteLength>28&&(i.streamDescriptor=gi(t.subarray(28))[0]),i},moof:function(t){return{boxes:gi(t)}},moov:function(t){return{boxes:gi(t)}},mvex:function(t){return{boxes:gi(t)}},mvhd:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength),i=4,n={version:e.getUint8(0),flags:new Uint8Array(t.subarray(1,4))};return 1===n.version?(i+=4,n.creationTime=Si(e.getUint32(i)),i+=8,n.modificationTime=Si(e.getUint32(i)),i+=4,n.timescale=e.getUint32(i),i+=8,n.duration=e.getUint32(i)):(n.creationTime=Si(e.getUint32(i)),i+=4,n.modificationTime=Si(e.getUint32(i)),i+=4,n.timescale=e.getUint32(i),i+=4,n.duration=e.getUint32(i)),i+=4,n.rate=e.getUint16(i)+e.getUint16(i+2)/16,i+=4,n.volume=e.getUint8(i)+e.getUint8(i+1)/8,i+=2,i+=2,i+=8,n.matrix=new Uint32Array(t.subarray(i,i+36)),i+=36,i+=24,n.nextTrackId=e.getUint32(i),n},pdin:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength);return{version:e.getUint8(0),flags:new Uint8Array(t.subarray(1,4)),rate:e.getUint32(4),initialDelay:e.getUint32(8)}},sdtp:function(t){var e,i={version:t[0],flags:new Uint8Array(t.subarray(1,4)),samples:[]};for(e=4;e<t.byteLength;e++)i.samples.push({dependsOn:(48&t[e])>>4,isDependedOn:(12&t[e])>>2,hasRedundancy:3&t[e]});return i},sidx:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength),i={version:t[0],flags:new Uint8Array(t.subarray(1,4)),references:[],referenceId:e.getUint32(4),timescale:e.getUint32(8)},n=12;0===i.version?(i.earliestPresentationTime=e.getUint32(n),i.firstOffset=e.getUint32(n+4),n+=8):(i.earliestPresentationTime=bi(t.subarray(n)),i.firstOffset=bi(t.subarray(n+8)),n+=16),n+=2;var a=e.getUint16(n);for(n+=2;a>0;n+=12,a--)i.references.push({referenceType:(128&t[n])>>>7,referencedSize:2147483647&e.getUint32(n),subsegmentDuration:e.getUint32(n+4),startsWithSap:!!(128&t[n+8]),sapType:(112&t[n+8])>>>4,sapDeltaTime:268435455&e.getUint32(n+8)});return i},smhd:function(t){return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),balance:t[4]+t[5]/256}},stbl:function(t){return{boxes:gi(t)}},ctts:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:i.getUint8(0),flags:new Uint8Array(t.subarray(1,4)),compositionOffsets:[]},a=i.getUint32(4);for(e=8;a;e+=8,a--)n.compositionOffsets.push({sampleCount:i.getUint32(e),sampleOffset:i[0===n.version?"getUint32":"getInt32"](e+4)});return n},stss:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:i.getUint8(0),flags:new Uint8Array(t.subarray(1,4)),syncSamples:[]},a=i.getUint32(4);for(e=8;a;e+=4,a--)n.syncSamples.push(i.getUint32(e));return n},stco:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:t[0],flags:new Uint8Array(t.subarray(1,4)),chunkOffsets:[]},a=i.getUint32(4);for(e=8;a;e+=4,a--)n.chunkOffsets.push(i.getUint32(e));return n},stsc:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n=i.getUint32(4),a={version:t[0],flags:new Uint8Array(t.subarray(1,4)),sampleToChunks:[]};for(e=8;n;e+=12,n--)a.sampleToChunks.push({firstChunk:i.getUint32(e),samplesPerChunk:i.getUint32(e+4),sampleDescriptionIndex:i.getUint32(e+8)});return a},stsd:function(t){return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),sampleDescriptions:gi(t.subarray(8))}},stsz:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:t[0],flags:new Uint8Array(t.subarray(1,4)),sampleSize:i.getUint32(4),entries:[]};for(e=12;e<t.byteLength;e+=4)n.entries.push(i.getUint32(e));return n},stts:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:t[0],flags:new Uint8Array(t.subarray(1,4)),timeToSamples:[]},a=i.getUint32(4);for(e=8;a;e+=8,a--)n.timeToSamples.push({sampleCount:i.getUint32(e),sampleDelta:i.getUint32(e+4)});return n},styp:function(t){return wi.ftyp(t)},tfdt:gt,tfhd:ut,tkhd:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength),i=4,n={version:e.getUint8(0),flags:new 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