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a,r,s,o,d,h=0,p=0,u=0;if(e.length&&(a=m(t.baseMediaDecodeTime,t.samplerate),r=Math.ceil(f/(t.samplerate/1024)),i&&n&&(h=a-Math.max(i,n),u=(p=Math.floor(h/r))*r),!(p<1||u>f/2))){for((s=le()[t.samplerate])||(s=e[0].data),o=0;o<p;o++)d=e[0],e.splice(0,0,{data:s,dts:d.dts-r,pts:d.pts-r});return t.baseMediaDecodeTime-=Math.floor(y(u,t.samplerate)),u}},fe=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)})))},ge=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},me=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},ye=f,be=function(t){delete t.minSegmentDts,delete t.maxSegmentDts,delete t.minSegmentPts,delete t.maxSegmentPts},ve=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/ye,i=Math.floor(i)),i},Se=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))},we=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},Te=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)},_e=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},ke=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},Ue=4,Ae=function t(e){e=e||{},t.prototype.init.call(this),this.parse708captions_="boolean"!=typeof e.parse708captions||e.parse708captions,this.captionPackets_=[],this.ccStreams_=[new Re(0,0),new Re(0,1),new Re(1,0),new Re(1,1)],this.parse708captions_&&(this.cc708Stream_=new Le({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")))};(Ae.prototype=new u).push=function(t){var e,i,n;if("sei_rbsp"===t.nalUnitType&&(e=we(t.escapedRBSP)).payload&&e.payloadType===Ue&&(i=Te(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=_e(t.pts,i),this.captionPackets_=this.captionPackets_.concat(n),this.latestDts_!==t.dts&&(this.numSameDts_=0),this.numSameDts_++,this.latestDts_=t.dts}},Ae.prototype.flushCCStreams=function(t){this.ccStreams_.forEach((function(e){return"flush"===t?e.flush():e.partialFlush()}),this)},Ae.prototype.flushStream=function(t){this.captionPackets_.length?(this.captionPackets_.forEach((function(t,e){t.presortIndex=e})),this.captionPackets_.sort((function(t,e){return t.pts===e.pts?t.presortIndex-e.presortIndex:t.pts-e.pts})),this.captionPackets_.forEach((function(t){t.type<2?this.dispatchCea608Packet(t):this.dispatchCea708Packet(t)}),this),this.captionPackets_.length=0,this.flushCCStreams(t)):this.flushCCStreams(t)},Ae.prototype.flush=function(){return this.flushStream("flush")},Ae.prototype.partialFlush=function(){return this.flushStream("partialFlush")},Ae.prototype.reset=function(){this.latestDts_=null,this.ignoreNextEqualDts_=!1,this.numSameDts_=0,this.activeCea608Channel_=[null,null],this.ccStreams_.forEach((function(t){t.reset()}))},Ae.prototype.dispatchCea608Packet=function(t){this.setsTextOrXDSActive(t)?this.activeCea608Channel_[t.type]=null:this.setsChannel1Active(t)?this.activeCea608Channel_[t.type]=0:this.setsChannel2Active(t)&&(this.activeCea608Channel_[t.type]=1),null!==this.activeCea608Channel_[t.type]&&this.ccStreams_[(t.type<<1)+this.activeCea608Channel_[t.type]].push(t)},Ae.prototype.setsChannel1Active=function(t){return 4096==(30720&t.ccData)},Ae.prototype.setsChannel2Active=function(t){return 6144==(30720&t.ccData)},Ae.prototype.setsTextOrXDSActive=function(t){return 256==(28928&t.ccData)||4138==(30974&t.ccData)||6186==(30974&t.ccData)},Ae.prototype.dispatchCea708Packet=function(t){this.parse708captions_&&this.cc708Stream_.push(t)};var Ce={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},De=function(t){return 32<=t&&t<=127||160<=t&&t<=255},Pe=function(t){this.windowNum=t,this.reset()};Pe.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},Pe.prototype.getText=function(){return this.rows.join("\n")},Pe.prototype.clearText=function(){this.rows=[""],this.rowIdx=0},Pe.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--},Pe.prototype.isEmpty=function(){return 0===this.rows.length||1===this.rows.length&&""===this.rows[0]},Pe.prototype.addText=function(t){this.rows[this.rowIdx]+=t},Pe.prototype.backspace=function(){if(!this.isEmpty()){var t=this.rows[this.rowIdx];this.rows[this.rowIdx]=t.substr(0,t.length-1)}};var Ie=function(t,e,i){this.serviceNum=t,this.text="",this.currentWindow=new Pe(-1),this.windows=[],this.stream=i,"string"==typeof e&&this.createTextDecoder(e)};Ie.prototype.init=function(t,e){this.startPts=t;for(var i=0;i<8;i++)this.windows[i]=new Pe(i),"function"==typeof e&&(this.windows[i].beforeRowOverflow=e)},Ie.prototype.setCurrentWindow=function(t){this.currentWindow=this.windows[t]},Ie.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 Le=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))}};Le.prototype=new u,Le.prototype.new708Packet=function(){null!==this.current708Packet&&this.push708Packet(),this.current708Packet={data:[],ptsVals:[]}},Le.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)},Le.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)},Le.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],De(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++},Le.prototype.extendedCommands=function(t,e){var i=this.current708Packet.data[++t];return De(i)&&(t=this.handleText(t,e,{isExtended:!0})),t},Le.prototype.getPts=function(t){return this.current708Packet.ptsVals[Math.floor(t/2)]},Le.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 Ie(t,n,a),this.services[t].init(this.getPts(e),(function(e){a.flushDisplayed(e,a.services[t])})),this.services[t]},Le.prototype.handleText=function(t,e,i){var n,a,r,s,o=i&&i.isExtended,d=i&&i.isMultiByte,h=this.current708Packet.data,p=o?4096:0,u=h[t],l=h[t+1],c=e.currentWindow;return e.textDecoder_&&!o?(d?(a=[u,l],t++):a=[u],n=e.textDecoder_.decode(new Uint8Array(a))):(s=Ce[r=p|u]||r,n=4096&r&&r===s?"":String.fromCharCode(s)),c.pendingNewLine&&!c.isEmpty()&&c.newLine(this.getPts(t)),c.pendingNewLine=!1,c.addText(n),t},Le.prototype.multiByteCharacter=function(t,e){var i=this.current708Packet.data,n=i[t+1],a=i[t+2];return De(n)&&De(a)&&(t=this.handleText(++t,e,{isMultiByte:!0})),t},Le.prototype.setCurrentWindow=function(t,e){var i=7&this.current708Packet.data[t];return e.setCurrentWindow(i),t},Le.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},Le.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},Le.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},Le.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)},Le.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},Le.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},Le.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},Le.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},Le.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},Le.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},Le.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},Le.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},Le.prototype.reset=function(t,e){var i=this.getPts(t);return this.flushDisplayed(i,e),this.initService(e.serviceNum,t)};var Oe={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},xe=function(t){return null===t?"":(t=Oe[t]||t,String.fromCharCode(t))},Ee=[4352,4384,4608,4640,5376,5408,5632,5664,5888,5920,4096,4864,4896,5120,5152],Me=function(){for(var t=[],e=15;e--;)t.push("");return t},Re=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_]=this.nonDisplayed_[this.row_].slice(0,-1):this.displayed_[this.row_]=this.displayed_[this.row_].slice(0,-1);else if(e===this.ERASE_DISPLAYED_MEMORY_)this.flushDisplayed(t.pts),this.displayed_=Me();else if(e===this.ERASE_NON_DISPLAYED_MEMORY_)this.nonDisplayed_=Me();else if(e===this.RESUME_DIRECT_CAPTIONING_)"paintOn"!==this.mode_&&(this.flushDisplayed(t.pts),this.displayed_=Me()),this.mode_="paintOn",this.startPts_=t.pts;else if(this.isSpecialCharacter(n,a))r=xe((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_]=this.nonDisplayed_[this.row_].slice(0,-1):this.displayed_[this.row_]=this.displayed_[this.row_].slice(0,-1),r=xe((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))this.column_+=3&a;else if(this.isPAC(n,a)){var s=Ee.indexOf(7968&e);"rollUp"===this.mode_&&(s-this.rollUpRows_+1<0&&(s=this.rollUpRows_-1),this.setRollUp(t.pts,s)),s!==this.row_&&(this.clearFormatting(t.pts),this.row_=s),1&a&&-1===this.formatting_.indexOf("u")&&this.addFormatting(t.pts,["u"]),16==(16&e)&&(this.column_=4*((14&e)>>1)),this.isColorPAC(a)&&14==(14&a)&&this.addFormatting(t.pts,["i"])}else this.isNormalChar(n)&&(0===a&&(a=null),r=xe(n),r+=xe(a),this[this.mode_](t.pts,r),this.column_+=r.length)}else this.lastControlCode_=null}};Re.prototype=new u,Re.prototype.flushDisplayed=function(t){var e=this.displayed_.map((function(t,e){try{return t.trim()}catch(t){return this.trigger("log",{level:"warn",message:"Skipping a malformed 608 caption at index "+e+"."}),""}}),this).join("\n").replace(/^\n+|\n+$/g,"");e.length&&this.trigger("data",{startPts:this.startPts_,endPts:t,text:e,stream:this.name_})},Re.prototype.reset=function(){this.mode_="popOn",this.topRow_=0,this.startPts_=0,this.displayed_=Me(),this.nonDisplayed_=Me(),this.lastControlCode_=null,this.column_=0,this.row_=14,this.rollUpRows_=2,this.formatting_=[]},Re.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_},Re.prototype.isSpecialCharacter=function(t,e){return t===this.EXT_&&e>=48&&e<=63},Re.prototype.isExtCharacter=function(t,e){return(t===this.EXT_+1||t===this.EXT_+2)&&e>=32&&e<=63},Re.prototype.isMidRowCode=function(t,e){return t===this.EXT_&&e>=32&&e<=47},Re.prototype.isOffsetControlCode=function(t,e){return t===this.OFFSET_&&e>=33&&e<=35},Re.prototype.isPAC=function(t,e){return t>=this.BASE_&&t<this.BASE_+8&&e>=64&&e<=127},Re.prototype.isColorPAC=function(t){return t>=64&&t<=79||t>=96&&t<=127},Re.prototype.isNormalChar=function(t){return t>=32&&t<=127},Re.prototype.setRollUp=function(t,e){if("rollUp"!==this.mode_&&(this.row_=14,this.mode_="rollUp",this.flushDisplayed(t),this.nonDisplayed_=Me(),this.displayed_=Me()),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]="";void 0===e&&(e=this.row_),this.topRow_=e-this.rollUpRows_+1},Re.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)},Re.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)}},Re.prototype.popOn=function(t,e){var i=this.nonDisplayed_[this.row_];i+=e,this.nonDisplayed_[this.row_]=i},Re.prototype.rollUp=function(t,e){var i=this.displayed_[this.row_];i+=e,this.displayed_[this.row_]=i},Re.prototype.shiftRowsUp_=function(){var t;for(t=0;t<this.topRow_;t++)this.displayed_[t]="";for(t=this.row_+1;t<15;t++)this.displayed_[t]="";for(t=this.topRow_;t<this.row_;t++)this.displayed_[t]=this.displayed_[t+1];this.displayed_[this.row_]=""},Re.prototype.paintOn=function(t,e){var i=this.displayed_[this.row_];i+=e,this.displayed_[this.row_]=i};var Be={CaptionStream:Ae,Cea608Stream:Re,Cea708Stream:Le},Ne={H264_STREAM_TYPE:27,ADTS_STREAM_TYPE:15,METADATA_STREAM_TYPE:21},Fe="shared",ze=function(t,e){var i=1;for(t>e&&(i=-1);Math.abs(e-t)>4294967296;)t+=8589934592*i;return t},Ve=function t(e){var i,n;t.prototype.init.call(this),this.type_=e||Fe,this.push=function(t){this.type_!==Fe&&t.type!==this.type_||(void 0===n&&(n=t.dts),t.dts=ze(t.dts,n),t.pts=ze(t.pts,n),i=t.dts,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")}};Ve.prototype=new u;var Ge,We=Ve,je=ze;(Ge=function(t){var e,i={descriptor:t&&t.descriptor},n=0,a=[],r=0;if(Ge.prototype.init.call(this),this.dispatchType=Ne.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=Xt.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+=Xt.parseSyncSafeInteger(e.data.subarray(10,14)),n-=Xt.parseSyncSafeInteger(e.data.subarray(16,20)));do{if((s=Xt.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,Xt.frameParsers[o.id]?Xt.frameParsers[o.id](o):"T"===o.id[0]?Xt.frameParsers["T*"](o):"W"===o.id[0]&&Xt.frameParsers["W*"](o),"com.apple.streaming.transportStreamTimestamp"===o.owner){var h=o.data,p=(1&h[3])<<30|h[4]<<22|h[5]<<14|h[6]<<6|h[7]>>>2;p*=4,p+=3&h[7],o.timeStamp=p,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 u;var qe,Ye,He,Xe=Ge,Ke=We,$e=188;(qe=function(){var t=new Uint8Array($e),e=0;qe.prototype.init.call(this),this.push=function(i){var n,a=0,r=$e;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+=$e,r+=$e);a<n.byteLength&&(t.set(n.subarray(a),0),e=n.byteLength-a)},this.flush=function(){e===$e&&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 u,(Ye=function(){var t,e,i,n;Ye.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===Ne.H264_STREAM_TYPE&&null===n.programMapTable.video?n.programMapTable.video=s:r===Ne.ADTS_STREAM_TYPE&&null===n.programMapTable.audio?n.programMapTable.audio=s:r===Ne.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=Ne.H264_STREAM_TYPE:i.pid===this.programMapTable.audio?i.streamType=Ne.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 u,Ye.STREAM_TYPES={h264:27,adts:15},(He=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 p,u,l,c;u=o,c=(p=s)[0]<<16|p[1]<<8|p[2],u.data=new Uint8Array,1===c&&(u.packetLength=6+(p[4]<<8|p[5]),u.dataAlignmentIndicator=0!=(4&p[6]),192&(l=p[7])&&(u.pts=(14&p[9])<<27|(255&p[10])<<20|(254&p[11])<<12|(255&p[12])<<5|(254&p[13])>>>3,u.pts*=4,u.pts+=(6&p[13])>>>1,u.dts=u.pts,64&l&&(u.dts=(14&p[14])<<27|(255&p[15])<<20|(254&p[16])<<12|(255&p[17])<<5|(254&p[18])>>>3,u.dts*=4,u.dts+=(6&p[18])>>>1)),u.data=p.subarray(9+p[8])),a="video"===i||o.packetLength<=t.size,(n||a)&&(t.size=0,t.data.length=0),a&&e.trigger("data",o)}};He.prototype.init.call(this),this.push=function(o){({pat:function(){},pes:function(){var t,e;switch(o.streamType){case Ne.H264_STREAM_TYPE:t=n,e="video";break;case Ne.ADTS_STREAM_TYPE:t=a,e="audio";break;case Ne.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 u;var Ze={PAT_PID:0,MP2T_PACKET_LENGTH:$e,TransportPacketStream:qe,TransportParseStream:Ye,ElementaryStream:He,TimestampRolloverStream:Ke,CaptionStream:Be.CaptionStream,Cea608Stream:Be.Cea608Stream,Cea708Stream:Be.Cea708Stream,MetadataStream:Xe};for(var Je in Ne)Ne.hasOwnProperty(Je)&&(Ze[Je]=Ne[Je]);var Qe,ti=Ze,ei=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350],ii=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},ni=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+=ii(e,i))},ai=function(t){return t[0]<<21|t[1]<<14|t[2]<<7|t[3]},ri={isLikelyAacData:function(t){var e=ni(t,0);return t.length>=e+2&&255==(255&t[e])&&240==(240&t[e+1])&&16==(22&t[e+1])},parseId3TagSize:ii,parseAdtsSize:function(t,e){var i=(224&t[e+5])>>5,n=t[e+4]<<3;return 6144&t[e+3]|n|i},parseType:function(t,e){return t[e]==="I".charCodeAt(0)&&t[e+1]==="D".charCodeAt(0)&&t[e+2]==="3".charCodeAt(0)?"timed-metadata":!0&t[e]&&240==(240&t[e+1])?"audio":null},parseSampleRate:function(t){for(var e=0;e+5<t.length;){if(255===t[e]&&240==(246&t[e+1]))return ei[(60&t[e+2])>>>2];e++}return null},parseAacTimestamp:function(t){var e,i,n;e=10,64&t[5]&&(e+=4,e+=ai(t.subarray(10,14)));do{if((i=ai(t.subarray(e+4,e+8)))<1)return null;if("PRIV"===String.fromCharCode(t[e],t[e+1],t[e+2],t[e+3])){n=t.subarray(e+10,e+i+10);for(var a=0;a<n.byteLength;a++)if(0===n[a]){if("com.apple.streaming.transportStreamTimestamp"===unescape(function(t,e,i){var n,a="";for(n=e;n<i;n++)a+="%"+("00"+t[n].toString(16)).slice(-2);return a}(n,0,a))){var r=n.subarray(a+1),s=(1&r[3])<<30|r[4]<<22|r[5]<<14|r[6]<<6|r[7]>>>2;return s*=4,s+=3&r[7]}break}}e+=10,e+=i}while(e<t.byteLength);return null}};(Qe=function(){var t=new Uint8Array,e=0;Qe.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=ri.parseAdtsSize(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=ri.parseId3TagSize(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 u;var si,oi,di,hi,pi=Qe,ui=["audioobjecttype","channelcount","samplerate","samplingfrequencyindex","samplesize"],li=["width","height","profileIdc","levelIdc","profileCompatibility","sarRatio"],ci=lt.H264Stream,fi=ri.isLikelyAacData,gi=f,mi=function(t,e){e.stream=t,this.trigger("log",e)},yi=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",mi.bind(t,a))}},bi=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},vi=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}};(oi=function(t,e){var i,n=[],a=0,r=0,s=1/0;i=(e=e||{}).firstSequenceNumber||0,oi.prototype.init.call(this),this.push=function(e){Se(t,e),t&&ui.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,p,u,l,c;0!==n.length?(o=fe(n,t,a),t.baseMediaDecodeTime=ve(t,e.keepOriginalTimestamps),c=ce(t,o,r,s),t.samples=ge(o),h=kt.mdat(me(o)),n=[],d=kt.moof(i,[t]),p=new Uint8Array(d.byteLength+h.byteLength),i++,p.set(d),p.set(h,d.byteLength),be(t),u=Math.ceil(1024*gi/t.samplerate),o.length&&(l=o.length*u,this.trigger("segmentTimingInfo",vi(m(t.baseMediaDecodeTime,t.samplerate),o[0].dts,o[0].pts,o[0].dts+l,o[0].pts+l,c||0)),this.trigger("timingInfo",{start:o[0].pts,end:o[0].pts+l})),this.trigger("data",{track:t,boxes:p}),this.trigger("done","AudioSegmentStream")):this.trigger("done","AudioSegmentStream")},this.reset=function(){be(t),n=[],this.trigger("reset")}}).prototype=new u,(si=function(t,e){var i,n,a,r=[],s=[];i=(e=e||{}).firstSequenceNumber||0,si.prototype.init.call(this),delete t.minPTS,this.gopCache_=[],this.push=function(e){Se(t,e),"seq_parameter_set_rbsp"!==e.nalUnitType||n||(n=e.config,t.sps=[e.data],li.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,p,u,l,c=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=ie(r),(o=ne(n))[0][0].keyFrame||((a=this.getGopForFusion_(r[0],t))?(c=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=ae(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");be(t),o=f}Se(t,o),t.samples=re(o),h=kt.mdat(se(o)),t.baseMediaDecodeTime=ve(t,e.keepOriginalTimestamps),this.trigger("processedGopsInfo",o.map((function(t){return{pts:t.pts,dts:t.dts,byteLength:t.byteLength}}))),u=o[0],l=o[o.length-1],this.trigger("segmentTimingInfo",vi(t.baseMediaDecodeTime,u.dts,u.pts,l.dts+l.duration,l.pts+l.duration,c)),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=kt.moof(i,[t]),p=new Uint8Array(d.byteLength+h.byteLength),i++,p.set(d),p.set(h,d.byteLength),this.trigger("data",{track:t,boxes:p}),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(){be(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&&bi(t.pps[0],r.pps[0])&&t.sps&&bi(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),p=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=p.byteLength,h.duration=p.duration,h.nalCount=p.nalCount,h.pts=h[0].pts,h.dts=h[0].dts,h},this.alignGopsWith=function(t){s=t}}).prototype=new u,(hi=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,hi.prototype.init.call(this),this.push=function(t){return 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 u,hi.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,li.forEach((function(t){s.info[t]=this.videoTrack[t]}),this)):this.audioTrack&&(o=this.audioTrack.timelineStartInfo.pts,ui.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=kt.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=b(e.startPts,o,this.keepOriginalTimestamps),e.endTime=b(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=b(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)},hi.prototype.setRemux=function(t){this.remuxTracks=t},(di=function(t){var e,i,n=this,a=!0;di.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 ti.MetadataStream,a.aacStream=new pi,a.audioTimestampRolloverStream=new ti.TimestampRolloverStream("audio"),a.timedMetadataTimestampRolloverStream=new ti.TimestampRolloverStream("timed-metadata"),a.adtsStream=new k,a.coalesceStream=new hi(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 oi(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")),yi(this,a)},this.setupTsPipeline=function(){var a={};this.transmuxPipeline_=a,a.type="ts",a.metadataStream=new ti.MetadataStream,a.packetStream=new ti.TransportPacketStream,a.parseStream=new ti.TransportParseStream,a.elementaryStream=new ti.ElementaryStream,a.timestampRolloverStream=new ti.TimestampRolloverStream,a.adtsStream=new k,a.h264Stream=new ci,a.captionStream=new ti.CaptionStream(t),a.coalesceStream=new hi(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 si(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 oi(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")),yi(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,be(i),a.audioTimestampRolloverStream&&a.audioTimestampRolloverStream.discontinuity()),e&&(a.videoSegmentStream&&(a.videoSegmentStream.gopCache_=[]),e.timelineStartInfo.dts=void 0,e.timelineStartInfo.pts=void 0,be(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=fi(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 u;var Si,wi={Transmuxer:di,VideoSegmentStream:si,AudioSegmentStream:oi,AUDIO_PROPERTIES:ui,VIDEO_PROPERTIES:li,generateSegmentTimingInfo:vi},Ti=ke,_i=Be.CaptionStream,ki=function(t,e){for(var i=t,n=0;n<e.length;n++){var a=e[n];if(i<a.size)return a;i-=a.size}return null},Ui=function(t,e){var n=Dt(t,["moof","traf"]),a=Dt(t,["mdat"]),r={},s=[];return a.forEach((function(t,e){var i=n[e];s.push({mdat:t,traf:i})})),s.forEach((function(t){var n,a=t.mdat,s=t.traf,o=Dt(s,["tfhd"]),d=Mt(o[0]),h=d.trackId,p=Dt(s,["tfdt"]),u=p.length>0?zt(p[0]).baseMediaDecodeTime:0,l=Dt(s,["trun"]);e===h&&l.length>0&&(n=function(t,e,i){var n,a,r,s,o=new DataView(t.buffer,t.byteOffset,t.byteLength),d={logs:[],seiNals:[]};for(a=0;a+4<t.length;a+=r)if(r=o.getUint32(a),a+=4,!(r<=0))switch(31&t[a]){case 6:var h=t.subarray(a+1,a+1+r),p=ki(a,e);if(n={nalUnitType:"sei_rbsp",size:r,data:h,escapedRBSP:Ti(h),trackId:i},p)n.pts=p.pts,n.dts=p.dts,s=p;else{if(!s){d.logs.push({level:"warn",message:"We've encountered a nal unit without data at "+a+" for trackId "+i+". See mux.js#223."});break}n.pts=s.pts,n.dts=s.dts}d.seiNals.push(n)}return d}(a,function(t,e,n){var a=e,r=n.defaultSampleDuration||0,s=n.defaultSampleSize||0,o=n.trackId,d=[];return t.forEach((function(t){var e=Bt(t).samples;e.forEach((function(t){void 0===t.duration&&(t.duration=r),void 0===t.size&&(t.size=s),t.trackId=o,t.dts=a,void 0===t.compositionTimeOffset&&(t.compositionTimeOffset=0),"bigint"==typeof a?(t.pts=a+i.default.BigInt(t.compositionTimeOffset),a+=i.default.BigInt(t.duration)):(t.pts=a+t.compositionTimeOffset,a+=t.duration)})),d=d.concat(e)})),d}(l,u,d),h),r[h]||(r[h]={seiNals:[],logs:[]}),r[h].seiNals=r[h].seiNals.concat(n.seiNals),r[h].logs=r[h].logs.concat(n.logs))})),r},Ai={generator:kt,probe:te,Transmuxer:wi.Transmuxer,AudioSegmentStream:wi.AudioSegmentStream,VideoSegmentStream:wi.VideoSegmentStream,CaptionParser:function(){var t,e,i,n,a,r,s=!1;this.isInitialized=function(){return s},this.init=function(e){t=new _i,s=!0,r=!!e&&e.isPartial,t.on("data",(function(t){t.startTime=t.startPts/n,t.endTime=t.endPts/n,a.captions.push(t),a.captionStreams[t.stream]=!0})),t.on("log",(function(t){a.logs.push(t)}))},this.isNewInit=function(t,e){return!(t&&0===t.length||e&&"object"==typeof e&&0===Object.keys(e).length)&&(i!==t[0]||n!==e[i])},this.parse=function(t,r,s){var o;if(!this.isInitialized())return null;if(!r||!s)return null;if(this.isNewInit(r,s))i=r[0],n=s[i];else if(null===i||!n)return e.push(t),null;for(;e.length>0;){var d=e.shift();this.parse(d,r,s)}return(o=function(t,e,i){if(null===e)return null;var n=Ui(t,e)[e]||{};return{seiNals:n.seiNals,logs:n.logs,timescale:i}}(t,i,n))&&o.logs&&(a.logs=a.logs.concat(o.logs)),null!==o&&o.seiNals?(this.pushNals(o.seiNals),this.flushStream(),a):a.logs.length?{logs:a.logs,captions:[],captionStreams:[]}:null},this.pushNals=function(e){if(!this.isInitialized()||!e||0===e.length)return null;e.forEach((function(e){t.push(e)}))},this.flushStream=function(){if(!this.isInitialized())return null;r?t.partialFlush():t.flush()},this.clearParsedCaptions=function(){a.captions=[],a.captionStreams={},a.logs=[]},this.resetCaptionStream=function(){if(!this.isInitialized())return null;t.reset()},this.clearAllCaptions=function(){this.clearParsedCaptions(),this.resetCaptionStream()},this.reset=function(){e=[],i=null,n=null,a?this.clearParsedCaptions():a={captions:[],captionStreams:{},logs:[]},this.resetCaptionStream()},this.reset()}};(Si=function(t,e){var i,n=0,a=16384,r=function(t,e){var i,n=t.position+e;n<t.bytes.byteLength||((i=new Uint8Array(2*n)).set(t.bytes.subarray(0,t.position),0),t.bytes=i,t.view=new DataView(t.bytes.buffer))},s=Si.widthBytes||new Uint8Array("width".length),o=Si.heightBytes||new Uint8Array("height".length),d=Si.videocodecidBytes||new Uint8Array("videocodecid".length);if(!Si.widthBytes){for(i=0;i<"width".length;i++)s[i]="width".charCodeAt(i);for(i=0;i<"height".length;i++)o[i]="height".charCodeAt(i);for(i=0;i<"videocodecid".length;i++)d[i]="videocodecid".charCodeAt(i);Si.widthBytes=s,Si.heightBytes=o,Si.videocodecidBytes=d}switch(this.keyFrame=!1,t){case Si.VIDEO_TAG:this.length=16,a*=6;break;case Si.AUDIO_TAG:this.length=13,this.keyFrame=!0;break;case Si.METADATA_TAG:this.length=29,this.keyFrame=!0;break;default:throw new Error("Unknown FLV tag type")}this.bytes=new Uint8Array(a),this.view=new DataView(this.bytes.buffer),this.bytes[0]=t,this.position=this.length,this.keyFrame=e,this.pts=0,this.dts=0,this.writeBytes=function(t,e,i){var n,a=e||0;n=a+(i=i||t.byteLength),r(this,i),this.bytes.set(t.subarray(a,n),this.position),this.position+=i,this.length=Math.max(this.length,this.position)},this.writeByte=function(t){r(this,1),this.bytes[this.position]=t,this.position++,this.length=Math.max(this.length,this.position)},this.writeShort=function(t){r(this,2),this.view.setUint16(this.position,t),this.position+=2,this.length=Math.max(this.length,this.position)},this.negIndex=function(t){return this.bytes[this.length-t]},this.nalUnitSize=function(){return 0===n?0:this.length-(n+4)},this.startNalUnit=function(){if(n>0)throw new Error("Attempted to create new NAL wihout closing the old one");n=this.length,this.length+=4,this.position=this.length},this.endNalUnit=function(t){var e,i;this.length===n+4?this.length-=4:n>0&&(e=n+4,i=this.length-e,this.position=n,this.view.setUint32(this.position,i),this.position=this.length,t&&t.push(this.bytes.subarray(e,e+i))),n=0},this.writeMetaDataDouble=function(t,e){var i;if(r(this,2+t.length+9),this.view.setUint16(this.position,t.length),this.position+=2,"width"===t)this.bytes.set(s,this.position),this.position+=5;else if("height"===t)this.bytes.set(o,this.position),this.position+=6;else if("videocodecid"===t)this.bytes.set(d,this.position),this.position+=12;else for(i=0;i<t.length;i++)this.bytes[this.position]=t.charCodeAt(i),this.position++;this.position++,this.view.setFloat64(this.position,e),this.position+=8,this.length=Math.max(this.length,this.position),++n},this.writeMetaDataBoolean=function(t,e){var i;for(r(this,2),this.view.setUint16(this.position,t.length),this.position+=2,i=0;i<t.length;i++)r(this,1),this.bytes[this.position]=t.charCodeAt(i),this.position++;r(this,2),this.view.setUint8(this.position,1),this.position++,this.view.setUint8(this.position,e?1:0),this.position++,this.length=Math.max(this.length,this.position),++n},this.finalize=function(){var t,i;switch(this.bytes[0]){case Si.VIDEO_TAG:this.bytes[11]=7|(this.keyFrame||e?16:32),this.bytes[12]=e?0:1,t=this.pts-this.dts,this.bytes[13]=(16711680&t)>>>16,this.bytes[14]=(65280&t)>>>8,this.bytes[15]=(255&t)>>>0;break;case Si.AUDIO_TAG:this.bytes[11]=175,this.bytes[12]=e?0:1;break;case Si.METADATA_TAG:this.position=11,this.view.setUint8(this.position,2),this.position++,this.view.setUint16(this.position,10),this.position+=2,this.bytes.set([111,110,77,101,116,97,68,97,116,97],this.position),this.position+=10,this.bytes[this.position]=8,this.position++,this.view.setUint32(this.position,n),this.position=this.length,this.bytes.set([0,0,9],this.position),this.position+=3,this.length=this.position}return i=this.length-11,this.bytes[1]=(16711680&i)>>>16,this.bytes[2]=(65280&i)>>>8,this.bytes[3]=(255&i)>>>0,this.bytes[4]=(16711680&this.dts)>>>16,this.bytes[5]=(65280&this.dts)>>>8,this.bytes[6]=(255&this.dts)>>>0,this.bytes[7]=(4278190080&this.dts)>>>24,this.bytes[8]=0,this.bytes[9]=0,this.bytes[10]=0,r(this,4),this.view.setUint32(this.length,this.length),this.length+=4,this.position+=4,this.bytes=this.bytes.subarray(0,this.length),this.frameTime=Si.frameTime(this.bytes),this}}).AUDIO_TAG=8,Si.VIDEO_TAG=9,Si.METADATA_TAG=18,Si.isAudioFrame=function(t){return Si.AUDIO_TAG===t[0]},Si.isVideoFrame=function(t){return Si.VIDEO_TAG===t[0]},Si.isMetaData=function(t){return Si.METADATA_TAG===t[0]},Si.isKeyFrame=function(t){return Si.isVideoFrame(t)?23===t[11]:!!Si.isAudioFrame(t)||!!Si.isMetaData(t)},Si.frameTime=function(t){var e=t[4]<<16;return e|=t[5]<<8,e|=t[6]<<0,e|=t[7]<<24};var Ci=Si,Di=function t(e){this.numberOfTracks=0,this.metadataStream=e.metadataStream,this.videoTags=[],this.audioTags=[],this.videoTrack=null,this.audioTrack=null,this.pendingCaptions=[],this.pendingMetadata=[],this.pendingTracks=0,this.processedTracks=0,t.prototype.init.call(this),this.push=function(t){return t.text?this.pendingCaptions.push(t):t.frames?this.pendingMetadata.push(t):("video"===t.track.type&&(this.videoTrack=t.track,this.videoTags=t.tags,this.pendingTracks++),void("audio"===t.track.type&&(this.audioTrack=t.track,this.audioTags=t.tags,this.pendingTracks++)))}};(Di.prototype=new u).flush=function(t){var e,i,n,a,r={tags:{},captions:[],captionStreams:{},metadata:[]};if(this.pendingTracks<this.numberOfTracks){if("VideoSegmentStream"!==t&&"AudioSegmentStream"!==t)return;if(0===this.pendingTracks&&(this.processedTracks++,this.processedTracks<this.numberOfTracks))return}if(this.processedTracks+=this.pendingTracks,this.pendingTracks=0,!(this.processedTracks<this.numberOfTracks)){for(this.videoTrack?a=this.videoTrack.timelineStartInfo.pts:this.audioTrack&&(a=this.audioTrack.timelineStartInfo.pts),r.tags.videoTags=this.videoTags,r.tags.audioTags=this.audioTags,n=0;n<this.pendingCaptions.length;n++)(i=this.pendingCaptions[n]).startTime=i.startPts-a,i.startTime/=9e4,i.endTime=i.endPts-a,i.endTime/=9e4,r.captionStreams[i.stream]=!0,r.captions.push(i);for(n=0;n<this.pendingMetadata.length;n++)(e=this.pendingMetadata[n]).cueTime=e.pts-a,e.cueTime/=9e4,r.metadata.push(e);r.metadata.dispatchType=this.metadataStream.dispatchType,this.videoTrack=null,this.audioTrack=null,this.videoTags=[],this.audioTags=[],this.pendingCaptions.length=0,this.pendingMetadata.length=0,this.pendingTracks=0,this.processedTracks=0,this.trigger("data",r),this.trigger("done")}};var Pi,Ii,Li,Oi,xi,Ei,Mi=Di,Ri=function(){var t=this;this.list=[],this.push=function(t){this.list.push({bytes:t.bytes,dts:t.dts,pts:t.pts,keyFrame:t.keyFrame,metaDataTag:t.metaDataTag})},Object.defineProperty(this,"length",{get:function(){return t.list.length}})},Bi=lt.H264Stream;Oi=function(t,e){"number"==typeof e.pts&&(void 0===t.timelineStartInfo.pts?t.timelineStartInfo.pts=e.pts:t.timelineStartInfo.pts=Math.min(t.timelineStartInfo.pts,e.pts)),"number"==typeof e.dts&&(void 0===t.timelineStartInfo.dts?t.timelineStartInfo.dts=e.dts:t.timelineStartInfo.dts=Math.min(t.timelineStartInfo.dts,e.dts))},xi=function(t,e){var i=new Ci(Ci.METADATA_TAG);return i.dts=e,i.pts=e,i.writeMetaDataDouble("videocodecid",7),i.writeMetaDataDouble("width",t.width),i.writeMetaDataDouble("height",t.height),i},Ei=function(t,e){var i,n=new Ci(Ci.VIDEO_TAG,!0);for(n.dts=e,n.pts=e,n.writeByte(1),n.writeByte(t.profileIdc),n.writeByte(t.profileCompatibility),n.writeByte(t.levelIdc),n.writeByte(255),n.writeByte(225),n.writeShort(t.sps[0].length),n.writeBytes(t.sps[0]),n.writeByte(t.pps.length),i=0;i<t.pps.length;++i)n.writeShort(t.pps[i].length),n.writeBytes(t.pps[i]);return n},(Li=function(t){var e,i=[],n=[];Li.prototype.init.call(this),this.push=function(e){Oi(t,e),t&&(t.audioobjecttype=e.audioobjecttype,t.channelcount=e.channelcount,t.samplerate=e.samplerate,t.samplingfrequencyindex=e.samplingfrequencyindex,t.samplesize=e.samplesize,t.extraData=t.audioobjecttype<<11|t.samplingfrequencyindex<<7|t.channelcount<<3),e.pts=Math.round(e.pts/90),e.dts=Math.round(e.dts/90),i.push(e)},this.flush=function(){var a,r,s,o=new Ri;if(0!==i.length){for(s=-1/0;i.length;)a=i.shift(),n.length&&a.pts>=n[0]&&(s=n.shift(),this.writeMetaDataTags(o,s)),(t.extraData!==e||a.pts-s>=1e3)&&(this.writeMetaDataTags(o,a.pts),e=t.extraData,s=a.pts),(r=new Ci(Ci.AUDIO_TAG)).pts=a.pts,r.dts=a.dts,r.writeBytes(a.data),o.push(r.finalize());n.length=0,e=null,this.trigger("data",{track:t,tags:o.list}),this.trigger("done","AudioSegmentStream")}else this.trigger("done","AudioSegmentStream")},this.writeMetaDataTags=function(e,i){var n;(n=new Ci(Ci.METADATA_TAG)).pts=i,n.dts=i,n.writeMetaDataDouble("audiocodecid",10),n.writeMetaDataBoolean("stereo",2===t.channelcount),n.writeMetaDataDouble("audiosamplerate",t.samplerate),n.writeMetaDataDouble("audiosamplesize",16),e.push(n.finalize()),(n=new Ci(Ci.AUDIO_TAG,!0)).pts=i,n.dts=i,n.view.setUint16(n.position,t.extraData),n.position+=2,n.length=Math.max(n.length,n.position),e.push(n.finalize())},this.onVideoKeyFrame=function(t){n.push(t)}}).prototype=new u,(Ii=function(t){var e,i,n=[];Ii.prototype.init.call(this),this.finishFrame=function(n,a){if(a){if(e&&t&&t.newMetadata&&(a.keyFrame||0===n.length)){var r=xi(e,a.dts).finalize(),s=Ei(t,a.dts).finalize();r.metaDataTag=s.metaDataTag=!0,n.push(r),n.push(s),t.newMetadata=!1,this.trigger("keyframe",a.dts)}a.endNalUnit(),n.push(a.finalize()),i=null}},this.push=function(e){Oi(t,e),e.pts=Math.round(e.pts/90),e.dts=Math.round(e.dts/90),n.push(e)},this.flush=function(){for(var a,r=new Ri;n.length&&"access_unit_delimiter_rbsp"!==n[0].nalUnitType;)n.shift();if(0!==n.length){for(;n.length;)"seq_parameter_set_rbsp"===(a=n.shift()).nalUnitType?(t.newMetadata=!0,e=a.config,t.width=e.width,t.height=e.height,t.sps=[a.data],t.profileIdc=e.profileIdc,t.levelIdc=e.levelIdc,t.profileCompatibility=e.profileCompatibility,i.endNalUnit()):"pic_parameter_set_rbsp"===a.nalUnitType?(t.newMetadata=!0,t.pps=[a.data],i.endNalUnit()):"access_unit_delimiter_rbsp"===a.nalUnitType?(i&&this.finishFrame(r,i),(i=new Ci(Ci.VIDEO_TAG)).pts=a.pts,i.dts=a.dts):("slice_layer_without_partitioning_rbsp_idr"===a.nalUnitType&&(i.keyFrame=!0),i.endNalUnit()),i.startNalUnit(),i.writeBytes(a.data);i&&this.finishFrame(r,i),this.trigger("data",{track:t,tags:r.list}),this.trigger("done","VideoSegmentStream")}else this.trigger("done","VideoSegmentStream")}}).prototype=new u,(Pi=function(t){var e,i,n,a,r,s,o,d,h,p,u,l,c=this;Pi.prototype.init.call(this),t=t||{},this.metadataStream=new ti.MetadataStream,t.metadataStream=this.metadataStream,e=new ti.TransportPacketStream,i=new ti.TransportParseStream,n=new ti.ElementaryStream,a=new ti.TimestampRolloverStream("video"),r=new ti.TimestampRolloverStream("audio"),s=new ti.TimestampRolloverStream("timed-metadata"),o=new k,d=new Bi,l=new Mi(t),e.pipe(i).pipe(n),n.pipe(a).pipe(d),n.pipe(r).pipe(o),n.pipe(s).pipe(this.metadataStream).pipe(l),u=new ti.CaptionStream(t),d.pipe(u).pipe(l),n.on("data",(function(t){var e,i,n;if("metadata"===t.type){for(e=t.tracks.length;e--;)"video"===t.tracks[e].type?i=t.tracks[e]:"audio"===t.tracks[e].type&&(n=t.tracks[e]);i&&!h&&(l.numberOfTracks++,h=new Ii(i),d.pipe(h).pipe(l)),n&&!p&&(l.numberOfTracks++,p=new Li(n),o.pipe(p).pipe(l),h&&h.on("keyframe",p.onVideoKeyFrame))}})),this.push=function(t){e.push(t)},this.flush=function(){e.flush()},this.resetCaptions=function(){u.reset()},l.on("data",(function(t){c.trigger("data",t)})),l.on("done",(function(){c.trigger("done")}))}).prototype=new u;var Ni=function(t,e,i){var n,a,r,s=new Uint8Array(9),o=new DataView(s.buffer);return t=t||0,e=void 0===e||e,i=void 0===i||i,o.setUint8(0,70),o.setUint8(1,76),o.setUint8(2,86),o.setUint8(3,1),o.setUint8(4,(e?4:0)|(i?1:0)),o.setUint32(5,s.byteLength),t<=0?((a=new Uint8Array(s.byteLength+4)).set(s),a.set([0,0,0,0],s.byteLength),a):((n=new Ci(Ci.METADATA_TAG)).pts=n.dts=0,n.writeMetaDataDouble("duration",t),r=n.finalize().length,(a=new Uint8Array(s.byteLength+r)).set(s),a.set(o.byteLength,r),a)},Fi={tag:Ci,Transmuxer:Pi,getFlvHeader:Ni},zi=ti,Vi=f,Gi=function t(e,i){var n=[],a=0,r=0,s=0,o=1/0,d=null,h=null;i=i||{},t.prototype.init.call(this),this.push=function(t){Se(e,t),e&&ui.forEach((function(i){e[i]=t[i]})),n.push(t)},this.setEarliestDts=function(t){r=t},this.setVideoBaseMediaDecodeTime=function(t){o=t},this.setAudioAppendStart=function(t){s=t},this.processFrames_=function(){var t,p,u,l,c;0!==n.length&&0!==(t=fe(n,e,r)).length&&(e.baseMediaDecodeTime=ve(e,i.keepOriginalTimestamps),ce(e,t,s,o),e.samples=ge(t),u=kt.mdat(me(t)),n=[],p=kt.moof(a,[e]),a++,e.initSegment=kt.initSegment([e]),(l=new Uint8Array(p.byteLength+u.byteLength)).set(p),l.set(u,p.byteLength),be(e),null===d&&(h=d=t[0].pts),h+=t.length*(1024*Vi/e.samplerate),c={start:d},this.trigger("timingInfo",c),this.trigger("data",{track:e,boxes:l}))},this.flush=function(){this.processFrames_(),this.trigger("timingInfo",{start:d,end:h}),this.resetTiming_(),this.trigger("done","AudioSegmentStream")},this.partialFlush=function(){this.processFrames_(),this.trigger("partialdone","AudioSegmentStream")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline","AudioSegmentStream")},this.resetTiming_=function(){be(e),d=null,h=null},this.reset=function(){this.resetTiming_(),n=[],this.trigger("reset")}};Gi.prototype=new u;var Wi=Gi,ji=function t(e,i){var n,a,r,s=0,o=[],d=[],h=null,p=null,u=!0;i=i||{},t.prototype.init.call(this),this.push=function(t){Se(e,t),void 0===e.timelineStartInfo.dts&&(e.timelineStartInfo.dts=t.dts),"seq_parameter_set_rbsp"!==t.nalUnitType||n||(n=t.config,e.sps=[t.data],li.forEach((function(t){e[t]=n[t]}),this)),"pic_parameter_set_rbsp"!==t.nalUnitType||a||(a=t.data,e.pps=[t.data]),o.push(t)},this.processNals_=function(t){var n;for(o=d.concat(o);o.length&&"access_unit_delimiter_rbsp"!==o[0].nalUnitType;)o.shift();if(0!==o.length){var a=ie(o);if(a.length)if(d=a[a.length-1],t&&(a.pop(),a.duration-=d.duration,a.nalCount-=d.length,a.byteLength-=d.byteLength),a.length){if(this.trigger("timelineStartInfo",e.timelineStartInfo),u){if(!(r=ne(a))[0][0].keyFrame){if(!(r=ae(r))[0][0].keyFrame)return o=[].concat.apply([],a).concat(d),void(d=[]);(a=[].concat.apply([],r)).duration=r.duration}u=!1}for(null===h&&(h=a[0].pts,p=h),p+=a.duration,this.trigger("timingInfo",{start:h,end:p}),n=0;n<a.length;n++){var l=a[n];e.samples=oe(l);var c=kt.mdat(de(l));be(e),Se(e,l),e.baseMediaDecodeTime=ve(e,i.keepOriginalTimestamps);var f=kt.moof(s,[e]);s++,e.initSegment=kt.initSegment([e]);var g=new Uint8Array(f.byteLength+c.byteLength);g.set(f),g.set(c,f.byteLength),this.trigger("data",{track:e,boxes:g,sequence:s,videoFrameDts:l.dts,videoFramePts:l.pts})}o=[]}else o=[]}},this.resetTimingAndConfig_=function(){n=void 0,a=void 0,h=null,p=null},this.partialFlush=function(){this.processNals_(!0),this.trigger("partialdone","VideoSegmentStream")},this.flush=function(){this.processNals_(!1),this.resetTimingAndConfig_(),this.trigger("done","VideoSegmentStream")},this.endTimeline=function(){this.flush(),this.trigger("endedtimeline","VideoSegmentStream")},this.reset=function(){this.resetTimingAndConfig_(),d=[],o=[],u=!0,this.trigger("reset")}};ji.prototype=new u;var qi=ji,Yi=ri.isLikelyAacData,Hi=function(t){return t.prototype=new u,t.prototype.init.call(t),t},Xi=function(t,e){t.on("data",e.trigger.bind(e,"data")),t.on("done",e.trigger.bind(e,"done")),t.on("partialdone",e.trigger.bind(e,"partialdone")),t.on("endedtimeline",e.trigger.bind(e,"endedtimeline")),t.on("audioTimingInfo",e.trigger.bind(e,"audioTimingInfo")),t.on("videoTimingInfo",e.trigger.bind(e,"videoTimingInfo")),t.on("trackinfo",e.trigger.bind(e,"trackinfo")),t.on("id3Frame",(function(i){i.dispatchType=t.metadataStream.dispatchType,i.cueTime=g(i.pts),e.trigger("id3Frame",i)})),t.on("caption",(function(t){e.trigger("caption",t)}))},Ki=function t(e){var i=null,n=!0;e=e||{},t.prototype.init.call(this),e.baseMediaDecodeTime=e.baseMediaDecodeTime||0,this.push=function(t){if(n){var a=Yi(t);!a||i&&"aac"===i.type?a||i&&"ts"===i.type||(i=function(t){var e={type:"ts",tracks:{audio:null,video:null},packet:new ti.TransportPacketStream,parse:new ti.TransportParseStream,elementary:new ti.ElementaryStream,timestampRollover:new ti.TimestampRolloverStream,adts:new ct.Adts,h264:new ct.h264.H264Stream,captionStream:new ti.CaptionStream(t),metadataStream:new ti.MetadataStream};return e.headOfPipeline=e.packet,e.packet.pipe(e.parse).pipe(e.elementary).pipe(e.timestampRollover),e.timestampRollover.pipe(e.h264),e.h264.pipe(e.captionStream),e.timestampRollover.pipe(e.metadataStream),e.timestampRollover.pipe(e.adts),e.elementary.on("data",(function(i){if("metadata"===i.type){for(var n=0;n<i.tracks.length;n++)e.tracks[i.tracks[n].type]||(e.tracks[i.tracks[n].type]=i.tracks[n],e.tracks[i.tracks[n].type].timelineStartInfo.baseMediaDecodeTime=t.baseMediaDecodeTime);e.tracks.video&&!e.videoSegmentStream&&(e.videoSegmentStream=new qi(e.tracks.video,t),e.videoSegmentStream.on("timelineStartInfo",(function(i){e.tracks.audio&&!t.keepOriginalTimestamps&&e.audioSegmentStream.setEarliestDts(i.dts-t.baseMediaDecodeTime)})),e.videoSegmentStream.on("timingInfo",e.trigger.bind(e,"videoTimingInfo")),e.videoSegmentStream.on("data",(function(t){e.trigger("data",{type:"video",data:t})})),e.videoSegmentStream.on("done",e.trigger.bind(e,"done")),e.videoSegmentStream.on("partialdone",e.trigger.bind(e,"partialdone")),e.videoSegmentStream.on("endedtimeline",e.trigger.bind(e,"endedtimeline")),e.h264.pipe(e.videoSegmentStream)),e.tracks.audio&&!e.audioSegmentStream&&(e.audioSegmentStream=new Wi(e.tracks.audio,t),e.audioSegmentStream.on("data",(function(t){e.trigger("data",{type:"audio",data:t})})),e.audioSegmentStream.on("done",e.trigger.bind(e,"done")),e.audioSegmentStream.on("partialdone",e.trigger.bind(e,"partialdone")),e.audioSegmentStream.on("endedtimeline",e.trigger.bind(e,"endedtimeline")),e.audioSegmentStream.on("timingInfo",e.trigger.bind(e,"audioTimingInfo")),e.adts.pipe(e.audioSegmentStream)),e.trigger("trackinfo",{hasAudio:!!e.tracks.audio,hasVideo:!!e.tracks.video})}})),e.captionStream.on("data",(function(i){var n;n=e.tracks.video&&e.tracks.video.timelineStartInfo.pts||0,i.startTime=b(i.startPts,n,t.keepOriginalTimestamps),i.endTime=b(i.endPts,n,t.keepOriginalTimestamps),e.trigger("caption",i)})),(e=Hi(e)).metadataStream.on("data",e.trigger.bind(e,"id3Frame")),e}(e),Xi(i,this)):(i=function(t){var e={type:"aac",tracks:{audio:null},metadataStream:new ti.MetadataStream,aacStream:new pi,audioRollover:new ti.TimestampRolloverStream("audio"),timedMetadataRollover:new ti.TimestampRolloverStream("timed-metadata"),adtsStream:new k(!0)};return e.headOfPipeline=e.aacStream,e.aacStream.pipe(e.audioRollover).pipe(e.adtsStream),e.aacStream.pipe(e.timedMetadataRollover).pipe(e.metadataStream),e.metadataStream.on("timestamp",(function(t){e.aacStream.setTimestamp(t.timeStamp)})),e.aacStream.on("data",(function(i){"timed-metadata"!==i.type&&"audio"!==i.type||e.audioSegmentStream||(e.tracks.audio=e.tracks.audio||{timelineStartInfo:{baseMediaDecodeTime:t.baseMediaDecodeTime},codec:"adts",type:"audio"},e.audioSegmentStream=new Wi(e.tracks.audio,t),e.audioSegmentStream.on("data",(function(t){e.trigger("data",{type:"audio",data:t})})),e.audioSegmentStream.on("partialdone",e.trigger.bind(e,"partialdone")),e.audioSegmentStream.on("done",e.trigger.bind(e,"done")),e.audioSegmentStream.on("endedtimeline",e.trigger.bind(e,"endedtimeline")),e.audioSegmentStream.on("timingInfo",e.trigger.bind(e,"audioTimingInfo")),e.adtsStream.pipe(e.audioSegmentStream),e.trigger("trackinfo",{hasAudio:!!e.tracks.audio,hasVideo:!!e.tracks.video}))})),(e=Hi(e)).metadataStream.on("data",e.trigger.bind(e,"id3Frame")),e}(e),Xi(i,this)),n=!1}i.headOfPipeline.push(t)},this.flush=function(){i&&(n=!0,i.headOfPipeline.flush())},this.partialFlush=function(){i&&i.headOfPipeline.partialFlush()},this.endTimeline=function(){i&&i.headOfPipeline.endTimeline()},this.reset=function(){i&&i.headOfPipeline.reset()},this.setBaseMediaDecodeTime=function(t){e.keepOriginalTimestamps||(e.baseMediaDecodeTime=t),i&&(i.tracks.audio&&(i.tracks.audio.timelineStartInfo.dts=void 0,i.tracks.audio.timelineStartInfo.pts=void 0,be(i.tracks.audio),i.audioRollover&&i.audioRollover.discontinuity()),i.tracks.video&&(i.videoSegmentStream&&(i.videoSegmentStream.gopCache_=[]),i.tracks.video.timelineStartInfo.dts=void 0,i.tracks.video.timelineStartInfo.pts=void 0,be(i.tracks.video)),i.timestampRollover&&i.timestampRollover.discontinuity())},this.setRemux=function(t){e.remux=t,i&&i.coalesceStream&&i.coalesceStream.setRemux(t)},this.setAudioAppendStart=function(t){i&&i.tracks.audio&&i.audioSegmentStream&&i.audioSegmentStream.setAudioAppendStart(t)},this.alignGopsWith=function(t){}};Ki.prototype=new u;var $i,Zi,Ji={Transmuxer:Ki},Qi=gt.getUint64,tn=gt.getUint64,en=function(t){return new Date(1e3*t-20828448e5)},nn=function(t){var e,i,n=new DataView(t.buffer,t.byteOffset,t.byteLength),a=[];for(e=0;e+4<t.length;e+=i)if(i=n.getUint32(e),e+=4,i<=0)a.push("<span style='color:red;'>MALFORMED DATA</span>");else switch(31&t[e]){case 1:a.push("slice_layer_without_partitioning_rbsp");break;case 5:a.push("slice_layer_without_partitioning_rbsp_idr");break;case 6:a.push("sei_rbsp");break;case 7:a.push("seq_parameter_set_rbsp");break;case 8:a.push("pic_parameter_set_rbsp");break;case 9:a.push("access_unit_delimiter_rbsp");break;default:a.push("UNKNOWN NAL - "+t[e]&31)}return a},an={avc1:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength);return{dataReferenceIndex:e.getUint16(6),width:e.getUint16(24),height:e.getUint16(26),horizresolution:e.getUint16(28)+e.getUint16(30)/16,vertresolution:e.getUint16(32)+e.getUint16(34)/16,frameCount:e.getUint16(40),depth:e.getUint16(74),config:$i(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:$i(t)}},elst:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:i.getUint8(0),flags:new Uint8Array(t.subarray(1,4)),edits:[]},a=i.getUint32(4);for(e=8;a;a--)0===n.version?(n.edits.push({segmentDuration:i.getUint32(e),mediaTime:i.getInt32(e+4),mediaRate:i.getUint16(e+8)+i.getUint16(e+10)/65536}),e+=12):(n.edits.push({segmentDuration:tn(t.subarray(e)),mediaTime:tn(t.subarray(e+8)),mediaRate:i.getUint16(e+16)+i.getUint16(e+18)/65536}),e+=20);return n},esds:function(t){return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),esId:t[6]<<8|t[7],streamPriority:31&t[8],decoderConfig:{objectProfileIndication:t[11],streamType:t[12]>>>2&63,bufferSize:t[13]<<16|t[14]<<8|t[15],maxBitrate:t[16]<<24|t[17]<<16|t[18]<<8|t[19],avgBitrate:t[20]<<24|t[21]<<16|t[22]<<8|t[23],decoderConfigDescriptor:{tag:t[24],length:t[25],audioObjectType:t[26]>>>3&31,samplingFrequencyIndex:(7&t[26])<<1|t[27]>>>7&1,channelConfiguration:t[27]>>>3&15}}}},ftyp:function(t){for(var e=new DataView(t.buffer,t.byteOffset,t.byteLength),i={majorBrand:At(t.subarray(0,4)),minorVersion:e.getUint32(4),compatibleBrands:[]},n=8;n<t.byteLength;)i.compatibleBrands.push(At(t.subarray(n,n+4))),n+=4;return i},dinf:function(t){return{boxes:$i(t)}},dref:function(t){return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),dataReferences:$i(t.subarray(8))}},hdlr:function(t){var e={version:new DataView(t.buffer,t.byteOffset,t.byteLength).getUint8(0),flags:new 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Uint8Array(t.subarray(1,4)),sequenceNumber:t[4]<<24|t[5]<<16|t[6]<<8|t[7]}},minf:function(t){return{boxes:$i(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=$i(t.subarray(28))[0]),i},moof:function(t){return{boxes:$i(t)}},moov:function(t){return{boxes:$i(t)}},mvex:function(t){return{boxes:$i(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=en(e.getUint32(i)),i+=8,n.modificationTime=en(e.getUint32(i)),i+=4,n.timescale=e.getUint32(i),i+=8,n.duration=e.getUint32(i)):(n.creationTime=en(e.getUint32(i)),i+=4,n.modificationTime=en(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=Qi(t.subarray(n)),i.firstOffset=Qi(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:$i(t)}},ctts:function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:i.getUint8(0),flags:new 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1===n.version?(i+=4,n.creationTime=en(e.getUint32(i)),i+=8,n.modificationTime=en(e.getUint32(i)),i+=4,n.trackId=e.getUint32(i),i+=4,i+=8,n.duration=e.getUint32(i)):(n.creationTime=en(e.getUint32(i)),i+=4,n.modificationTime=en(e.getUint32(i)),i+=4,n.trackId=e.getUint32(i),i+=4,i+=4,n.duration=e.getUint32(i)),i+=4,i+=8,n.layer=e.getUint16(i),i+=2,n.alternateGroup=e.getUint16(i),i+=2,n.volume=e.getUint8(i)+e.getUint8(i+1)/8,i+=2,i+=2,n.matrix=new Uint32Array(t.subarray(i,i+36)),i+=36,n.width=e.getUint16(i)+e.getUint16(i+2)/65536,i+=4,n.height=e.getUint16(i)+e.getUint16(i+2)/65536,n},traf:function(t){return{boxes:$i(t)}},trak:function(t){return{boxes:$i(t)}},trex:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength);return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),trackId:e.getUint32(4),defaultSampleDescriptionIndex:e.getUint32(8),defaultSampleDuration:e.getUint32(12),defaultSampleSize:e.getUint32(16),sampleDependsOn:3&t[20],sampleIsDependedOn:(192&t[21])>>6,sampleHasRedundancy:(48&t[21])>>4,samplePaddingValue:(14&t[21])>>1,sampleIsDifferenceSample:!!(1&t[21]),sampleDegradationPriority:e.getUint16(22)}},trun:Bt,"url ":function(t){return{version:t[0],flags:new Uint8Array(t.subarray(1,4))}},vmhd:function(t){var e=new DataView(t.buffer,t.byteOffset,t.byteLength);return{version:t[0],flags:new Uint8Array(t.subarray(1,4)),graphicsmode:e.getUint16(4),opcolor:new Uint16Array([e.getUint16(6),e.getUint16(8),e.getUint16(10)])}}},rn={inspect:$i=function(t){for(var e,i,n,a,r,s=0,o=[],d=new ArrayBuffer(t.length),h=new Uint8Array(d),p=0;p<t.length;++p)h[p]=t[p];for(e=new DataView(d);s<t.byteLength;)i=e.getUint32(s),n=At(t.subarray(s+4,s+8)),a=i>1?s+i:t.byteLength,(r=(an[n]||function(t){return{data:t}})(t.subarray(s+8,a))).size=i,r.type=n,o.push(r),s=a;return o},textify:Zi=function(t,e){var i;return e=e||0,i=new Array(2*e+1).join(" "),t.map((function(t,n){return i+t.type+"\n"+Object.keys(t).filter((function(t){return"type"!==t&&"boxes"!==t})).map((function(e){var n=i+"  "+e+": ",a=t[e];if(a instanceof Uint8Array||a instanceof Uint32Array){var r=Array.prototype.slice.call(new Uint8Array(a.buffer,a.byteOffset,a.byteLength)).map((function(t){return" "+("00"+t.toString(16)).slice(-2)})).join("").match(/.{1,24}/g);return r?1===r.length?n+"<"+r.join("").slice(1)+">":n+"<\n"+r.map((function(t){return i+"  "+t})).join("\n")+"\n"+i+"  >":n+"<>"}return n+JSON.stringify(a,null,2).split("\n").map((function(t,e){return 0===e?t:i+"  "+t})).join("\n")})).join("\n")+(t.boxes?"\n"+Zi(t.boxes,e+1):"")})).join("\n")},parseType:At,findBox:Dt,parseTraf:an.traf,parseTfdt:an.tfdt,parseHdlr:an.hdlr,parseTfhd:an.tfhd,parseTrun:an.trun,parseSidx:an.sidx},sn={8:"audio",9:"video",18:"metadata"},on=function(t){for(var e,i=[];t.byteLength>0;)e=0,i.push("0x"+("00"+t[e++].toString(16)).slice(-2).toUpperCase()),t=t.subarray(1);return i.join(" ")},dn=function(t,e){var i=t[0]&parseInt("00001111",2);return(e=e||{}).frameType=["Unknown","Keyframe (for AVC, a seekable frame)","Inter frame (for AVC, a nonseekable frame)","Disposable inter frame (H.263 only)","Generated keyframe (reserved for server use only)","Video info/command frame"][(t[0]&parseInt("11110000",2))>>>4],e.codecID=i,7===i?function(t,e){var i=t[1]&parseInt("01111111",2)<<16|t[2]<<8|t[3];return(e=e||{}).avcPacketType=["AVC Sequence Header","AVC NALU","AVC 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e=function(t){return{tagType:sn[t[0]],dataSize:t[1]<<16|t[2]<<8|t[3],timestamp:t[7]<<24|t[4]<<16|t[5]<<8|t[6],streamID:t[8]<<16|t[9]<<8|t[10]}}(t);switch(t[0]){case 8:hn(t.subarray(11),e);break;case 9:dn(t.subarray(11),e)}return e},un={inspectTag:pn,inspect:function(t){var e,i,n=9,a=[];for(n+=4;n<t.byteLength;)e=t[n+1]<<16,e|=t[n+2]<<8,e|=t[n+3],e+=11,i=t.subarray(n,n+e),a.push(pn(i)),n+=e+4;return a},textify:function(t){return JSON.stringify(t,null,2)}},ln=function(t){var e=31&t[1];return e<<=8,e|=t[2]},cn=function(t){return!!(64&t[1])},fn=function(t){var e=0;return(48&t[3])>>>4>1&&(e+=t[4]+1),e},gn=function(t){switch(t){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}},mn={parseType:function(t,e){var i=ln(t);return 0===i?"pat":i===e?"pmt":e?"pes":null},parsePat:function(t){var e=cn(t),i=4+fn(t);return e&&(i+=t[i]+1),(31&t[i+10])<<8|t[i+11]},parsePmt:function(t){var e={},i=cn(t),n=4+fn(t);if(i&&(n+=t[n]+1),1&t[n+5]){var a;a=3+((15&t[n+1])<<8|t[n+2])-4;for(var r=12+((15&t[n+10])<<8|t[n+11]);r<a;){var s=n+r;e[(31&t[s+1])<<8|t[s+2]]=t[s],r+=5+((15&t[s+3])<<8|t[s+4])}return e}},parsePayloadUnitStartIndicator:cn,parsePesType:function(t,e){switch(e[ln(t)]){case Ne.H264_STREAM_TYPE:return"video";case Ne.ADTS_STREAM_TYPE:return"audio";case Ne.METADATA_STREAM_TYPE:return"timed-metadata";default:return null}},parsePesTime:function(t){if(!cn(t))return null;var e=4+fn(t);if(e>=t.byteLength)return null;var i,n=null;return 192&(i=t[e+7])&&((n={}).pts=(14&t[e+9])<<27|(255&t[e+10])<<20|(254&t[e+11])<<12|(255&t[e+12])<<5|(254&t[e+13])>>>3,n.pts*=4,n.pts+=(6&t[e+13])>>>1,n.dts=n.pts,64&i&&(n.dts=(14&t[e+14])<<27|(255&t[e+15])<<20|(254&t[e+16])<<12|(255&t[e+17])<<5|(254&t[e+18])>>>3,n.dts*=4,n.dts+=(6&t[e+18])>>>1)),n},videoPacketContainsKeyFrame:function(t){for(var e=4+fn(t),i=t.subarray(e),n=0,a=0,r=!1;a<i.byteLength-3;a++)if(1===i[a+2]){n=a+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}a+3!==n-2&&"slice_layer_without_partitioning_rbsp_idr"===gn(31&i[a+3])&&(r=!0);do{n++}while(1!==i[n]&&n<i.length);a=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"===gn(31&i[a+3])&&(r=!0),a=n-2,n+=3;break;default:n+=3}return i=i.subarray(a),n-=a,a=0,i&&i.byteLength>3&&"slice_layer_without_partitioning_rbsp_idr"===gn(31&i[a+3])&&(r=!0),r}},yn=je,bn={};bn.ts=mn,bn.aac=ri;var vn=f,Sn=188,wn=71,Tn=function(t,e,i){for(var n,a,r,s,o=0,d=Sn,h=!1;d<=t.byteLength;)if(t[o]!==wn||t[d]!==wn&&d!==t.byteLength)o++,d++;else{switch(n=t.subarray(o,d),bn.ts.parseType(n,e.pid)){case"pes":a=bn.ts.parsePesType(n,e.table),r=bn.ts.parsePayloadUnitStartIndicator(n),"audio"===a&&r&&(s=bn.ts.parsePesTime(n))&&(s.type="audio",i.audio.push(s),h=!0)}if(h)break;o+=Sn,d+=Sn}for(o=(d=t.byteLength)-Sn,h=!1;o>=0;)if(t[o]!==wn||t[d]!==wn&&d!==t.byteLength)o--,d--;else{switch(n=t.subarray(o,d),bn.ts.parseType(n,e.pid)){case"pes":a=bn.ts.parsePesType(n,e.table),r=bn.ts.parsePayloadUnitStartIndicator(n),"audio"===a&&r&&(s=bn.ts.parsePesTime(n))&&(s.type="audio",i.audio.push(s),h=!0)}if(h)break;o-=Sn,d-=Sn}},_n=function(t,e,i){for(var n,a,r,s,o,d,h,p=0,u=Sn,l=!1,c={data:[],size:0};u<t.byteLength;)if(t[p]!==wn||t[u]!==wn)p++,u++;else{switch(n=t.subarray(p,u),bn.ts.parseType(n,e.pid)){case"pes":if(a=bn.ts.parsePesType(n,e.table),r=bn.ts.parsePayloadUnitStartIndicator(n),"video"===a&&(r&&!l&&(s=bn.ts.parsePesTime(n))&&(s.type="video",i.video.push(s),l=!0),!i.firstKeyFrame)){if(r&&0!==c.size){for(o=new Uint8Array(c.size),d=0;c.data.length;)h=c.data.shift(),o.set(h,d),d+=h.byteLength;if(bn.ts.videoPacketContainsKeyFrame(o)){var f=bn.ts.parsePesTime(o);f?(i.firstKeyFrame=f,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! You can try ffprobe to double check for yourself.")}c.size=0}c.data.push(n),c.size+=n.byteLength}}if(l&&i.firstKeyFrame)break;p+=Sn,u+=Sn}for(p=(u=t.byteLength)-Sn,l=!1;p>=0;)if(t[p]!==wn||t[u]!==wn)p--,u--;else{switch(n=t.subarray(p,u),bn.ts.parseType(n,e.pid)){case"pes":a=bn.ts.parsePesType(n,e.table),r=bn.ts.parsePayloadUnitStartIndicator(n),"video"===a&&r&&(s=bn.ts.parsePesTime(n))&&(s.type="video",i.video.push(s),l=!0)}if(l)break;p-=Sn,u-=Sn}},kn=function(t){var e={pid:null,table:null},i={};for(var n in function(t,e){for(var i,n=0,a=Sn;a<t.byteLength;)if(t[n]!==wn||t[a]!==wn)n++,a++;else{switch(i=t.subarray(n,a),bn.ts.parseType(i,e.pid)){case"pat":e.pid=bn.ts.parsePat(i);break;case"pmt":var r=bn.ts.parsePmt(i);e.table=e.table||{},Object.keys(r).forEach((function(t){e.table[t]=r[t]}))}n+=Sn,a+=Sn}}(t,e),e.table){if(e.table.hasOwnProperty(n))switch(e.table[n]){case Ne.H264_STREAM_TYPE:i.video=[],_n(t,e,i),0===i.video.length&&delete i.video;break;case Ne.ADTS_STREAM_TYPE:i.audio=[],Tn(t,e,i),0===i.audio.length&&delete i.audio}}return i},Un={inspect:function(t,e){var i;return(i=bn.aac.isLikelyAacData(t)?function(t){for(var e,i=!1,n=0,a=null,r=null,s=0,o=0;t.length-o>=3;){switch(bn.aac.parseType(t,o)){case"timed-metadata":if(t.length-o<10){i=!0;break}if((s=bn.aac.parseId3TagSize(t,o))>t.length){i=!0;break}null===r&&(e=t.subarray(o,o+s),r=bn.aac.parseAacTimestamp(e)),o+=s;break;case"audio":if(t.length-o<7){i=!0;break}if((s=bn.aac.parseAdtsSize(t,o))>t.length){i=!0;break}null===a&&(e=t.subarray(o,o+s),a=bn.aac.parseSampleRate(e)),n++,o+=s;break;default:o++}if(i)return null}if(null===a||null===r)return null;var d=vn/a;return{audio:[{type:"audio",dts:r,pts:r},{type:"audio",dts:r+1024*n*d,pts:r+1024*n*d}]}}(t):kn(t))&&(i.audio||i.video)?(function(t,e){if(t.audio&&t.audio.length){var i=e;(void 0===i||isNaN(i))&&(i=t.audio[0].dts),t.audio.forEach((function(t){t.dts=yn(t.dts,i),t.pts=yn(t.pts,i),t.dtsTime=t.dts/vn,t.ptsTime=t.pts/vn}))}if(t.video&&t.video.length){var n=e;if((void 0===n||isNaN(n))&&(n=t.video[0].dts),t.video.forEach((function(t){t.dts=yn(t.dts,n),t.pts=yn(t.pts,n),t.dtsTime=t.dts/vn,t.ptsTime=t.pts/vn})),t.firstKeyFrame){var a=t.firstKeyFrame;a.dts=yn(a.dts,n),a.pts=yn(a.pts,n),a.dtsTime=a.dts/vn,a.ptsTime=a.pts/vn}}}(i,e),i):null},parseAudioPes_:Tn},An={codecs:ct,mp4:Ai,flv:Fi,mp2t:zi,partial:Ji};return An.mp4.tools=rn,An.flv.tools=un,An.mp2t.tools=Un,An}));