/*! @name mux.js @version 5.10.0 @license Apache-2.0 */
!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t="undefined"!=typeof globalThis?globalThis:t||self).muxjs=e()}(this,(function(){"use strict";var t,e,i,n,a,r,s,o,h,d,p,u,l,c,f,m,g,y,S,v,_,b,w,T,k,C,P,A,D,U,L,E,O,x,R,M,I,B,N,G,W=Math.pow(2,32)-1;!function(){var t;if(b={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],mvex:[],mvhd:[],pasp:[],sdtp:[],smhd:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],styp:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[]},"undefined"!=typeof Uint8Array){for(t in b)b.hasOwnProperty(t)&&(b[t]=[t.charCodeAt(0),t.charCodeAt(1),t.charCodeAt(2),t.charCodeAt(3)]);w=new Uint8Array(["i".charCodeAt(0),"s".charCodeAt(0),"o".charCodeAt(0),"m".charCodeAt(0)]),k=new Uint8Array(["a".charCodeAt(0),"v".charCodeAt(0),"c".charCodeAt(0),"1".charCodeAt(0)]),T=new Uint8Array([0,0,0,1]),C=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),P=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]),A={video:C,audio:P},L=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),U=new Uint8Array([0,0,0,0,0,0,0,0]),E=new Uint8Array([0,0,0,0,0,0,0,0]),O=E,x=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),R=E,D=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0])}}(),t=function(t){var e,i,n=[],a=0;for(e=1;e<arguments.length;e++)n.push(arguments[e]);for(e=n.length;e--;)a+=n[e].byteLength;for(i=new Uint8Array(a+8),new DataView(i.buffer,i.byteOffset,i.byteLength).setUint32(0,i.byteLength),i.set(t,4),e=0,a=8;e<n.length;e++)i.set(n[e],a),a+=n[e].byteLength;return i},e=function(){return t(b.dinf,t(b.dref,L))},i=function(e){return t(b.esds,new Uint8Array([0,0,0,0,3,25,0,0,0,4,17,64,21,0,6,0,0,0,218,192,0,0,218,192,5,2,e.audioobjecttype<<3|e.samplingfrequencyindex>>>1,e.samplingfrequencyindex<<7|e.channelcount<<3,6,1,2]))},f=function(e){return t(b.hdlr,A[e])},c=function(e){var i=new Uint8Array([0,0,0,0,0,0,0,2,0,0,0,3,0,1,95,144,e.duration>>>24&255,e.duration>>>16&255,e.duration>>>8&255,255&e.duration,85,196,0,0]);return e.samplerate&&(i[12]=e.samplerate>>>24&255,i[13]=e.samplerate>>>16&255,i[14]=e.samplerate>>>8&255,i[15]=255&e.samplerate),t(b.mdhd,i)},l=function(e){return t(b.mdia,c(e),f(e.type),r(e))},a=function(e){return t(b.mfhd,new Uint8Array([0,0,0,0,(4278190080&e)>>24,(16711680&e)>>16,(65280&e)>>8,255&e]))},r=function(i){return t(b.minf,"video"===i.type?t(b.vmhd,D):t(b.smhd,U),e(),g(i))},s=function(e,i){for(var n=[],r=i.length;r--;)n[r]=S(i[r]);return t.apply(null,[b.moof,a(e)].concat(n))},o=function(e){for(var i=e.length,n=[];i--;)n[i]=p(e[i]);return t.apply(null,[b.moov,d(4294967295)].concat(n).concat(h(e)))},h=function(e){for(var i=e.length,n=[];i--;)n[i]=v(e[i]);return t.apply(null,[b.mvex].concat(n))},d=function(e){var i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,2,0,1,95,144,(4278190080&e)>>24,(16711680&e)>>16,(65280&e)>>8,255&e,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t(b.mvhd,i)},m=function(e){var i,n,a=e.samples||[],r=new Uint8Array(4+a.length);for(n=0;n<a.length;n++)i=a[n].flags,r[n+4]=i.dependsOn<<4|i.isDependedOn<<2|i.hasRedundancy;return t(b.sdtp,r)},g=function(e){return t(b.stbl,y(e),t(b.stts,R),t(b.stsc,O),t(b.stsz,x),t(b.stco,E))},y=function(e){return t(b.stsd,new Uint8Array([0,0,0,0,0,0,0,1]),"video"===e.type?M(e):I(e))},M=function(e){var i,n,a=e.sps||[],r=e.pps||[],s=[],o=[];for(i=0;i<a.length;i++)s.push((65280&a[i].byteLength)>>>8),s.push(255&a[i].byteLength),s=s.concat(Array.prototype.slice.call(a[i]));for(i=0;i<r.length;i++)o.push((65280&r[i].byteLength)>>>8),o.push(255&r[i].byteLength),o=o.concat(Array.prototype.slice.call(r[i]));if(n=[b.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,(65280&e.width)>>8,255&e.width,(65280&e.height)>>8,255&e.height,0,72,0,0,0,72,0,0,0,0,0,0,0,1,19,118,105,100,101,111,106,115,45,99,111,110,116,114,105,98,45,104,108,115,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),t(b.avcC,new Uint8Array([1,e.profileIdc,e.profileCompatibility,e.levelIdc,255].concat([a.length],s,[r.length],o))),t(b.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192]))],e.sarRatio){var h=e.sarRatio[0],d=e.sarRatio[1];n.push(t(b.pasp,new Uint8Array([(4278190080&h)>>24,(16711680&h)>>16,(65280&h)>>8,255&h,(4278190080&d)>>24,(16711680&d)>>16,(65280&d)>>8,255&d])))}return t.apply(null,n)},I=function(e){return t(b.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,(65280&e.channelcount)>>8,255&e.channelcount,(65280&e.samplesize)>>8,255&e.samplesize,0,0,0,0,(65280&e.samplerate)>>8,255&e.samplerate,0,0]),i(e))},u=function(e){var i=new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,0,(4278190080&e.duration)>>24,(16711680&e.duration)>>16,(65280&e.duration)>>8,255&e.duration,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,(65280&e.width)>>8,255&e.width,0,0,(65280&e.height)>>8,255&e.height,0,0]);return t(b.tkhd,i)},S=function(e){var i,n,a,r,s,o;return i=t(b.tfhd,new Uint8Array([0,0,0,58,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0])),s=Math.floor(e.baseMediaDecodeTime/(W+1)),o=Math.floor(e.baseMediaDecodeTime%(W+1)),n=t(b.tfdt,new Uint8Array([1,0,0,0,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o>>>24&255,o>>>16&255,o>>>8&255,255&o])),92,"audio"===e.type?(a=_(e,92),t(b.traf,i,n,a)):(r=m(e),a=_(e,r.length+92),t(b.traf,i,n,a,r))},p=function(e){return e.duration=e.duration||4294967295,t(b.trak,u(e),l(e))},v=function(e){var i=new Uint8Array([0,0,0,0,(4278190080&e.id)>>24,(16711680&e.id)>>16,(65280&e.id)>>8,255&e.id,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]);return"video"!==e.type&&(i[i.length-1]=0),t(b.trex,i)},G=function(t,e){var i=0,n=0,a=0,r=0;return t.length&&(void 0!==t[0].duration&&(i=1),void 0!==t[0].size&&(n=2),void 0!==t[0].flags&&(a=4),void 0!==t[0].compositionTimeOffset&&(r=8)),[0,0,i|n|a|r,1,(4278190080&t.length)>>>24,(16711680&t.length)>>>16,(65280&t.length)>>>8,255&t.length,(4278190080&e)>>>24,(16711680&e)>>>16,(65280&e)>>>8,255&e]},N=function(e,i){var n,a,r,s,o,h;for(i+=20+16*(s=e.samples||[]).length,r=G(s,i),(a=new Uint8Array(r.length+16*s.length)).set(r),n=r.length,h=0;h<s.length;h++)o=s[h],a[n++]=(4278190080&o.duration)>>>24,a[n++]=(16711680&o.duration)>>>16,a[n++]=(65280&o.duration)>>>8,a[n++]=255&o.duration,a[n++]=(4278190080&o.size)>>>24,a[n++]=(16711680&o.size)>>>16,a[n++]=(65280&o.size)>>>8,a[n++]=255&o.size,a[n++]=o.flags.isLeading<<2|o.flags.dependsOn,a[n++]=o.flags.isDependedOn<<6|o.flags.hasRedundancy<<4|o.flags.paddingValue<<1|o.flags.isNonSyncSample,a[n++]=61440&o.flags.degradationPriority,a[n++]=15&o.flags.degradationPriority,a[n++]=(4278190080&o.compositionTimeOffset)>>>24,a[n++]=(16711680&o.compositionTimeOffset)>>>16,a[n++]=(65280&o.compositionTimeOffset)>>>8,a[n++]=255&o.compositionTimeOffset;return t(b.trun,a)},B=function(e,i){var n,a,r,s,o,h;for(i+=20+8*(s=e.samples||[]).length,r=G(s,i),(n=new Uint8Array(r.length+8*s.length)).set(r),a=r.length,h=0;h<s.length;h++)o=s[h],n[a++]=(4278190080&o.duration)>>>24,n[a++]=(16711680&o.duration)>>>16,n[a++]=(65280&o.duration)>>>8,n[a++]=255&o.duration,n[a++]=(4278190080&o.size)>>>24,n[a++]=(16711680&o.size)>>>16,n[a++]=(65280&o.size)>>>8,n[a++]=255&o.size;return t(b.trun,n)},_=function(t,e){return"audio"===t.type?B(t,e):N(t,e)};var z,F,V,Y,X,j,q={ftyp:n=function(){return t(b.ftyp,w,T,w,k)},mdat:function(e){return t(b.mdat,e)},moof:s,moov:o,initSegment:function(t){var e,i=n(),a=o(t);return(e=new Uint8Array(i.byteLength+a.byteLength)).set(i),e.set(a,i.byteLength),e}},H=function(t){return t>>>0},Z=function(t){var e="";return e+=String.fromCharCode(t[0]),e+=String.fromCharCode(t[1]),e+=String.fromCharCode(t[2]),e+=String.fromCharCode(t[3])},$=H,K=function t(e,i){var n,a,r,s,o,h=[];if(!i.length)return null;for(n=0;n<e.byteLength;)a=$(e[n]<<24|e[n+1]<<16|e[n+2]<<8|e[n+3]),r=Z(e.subarray(n+4,n+8)),s=a>1?n+a:e.byteLength,r===i[0]&&(1===i.length?h.push(e.subarray(n+8,s)):(o=t(e.subarray(n+8,s),i.slice(1))).length&&(h=h.concat(o))),n=s;return h},J=function(t){var e,i=new DataView(t.buffer,t.byteOffset,t.byteLength),n={version:t[0],flags:new Uint8Array(t.subarray(1,4)),trackId:i.getUint32(4)},a=1&n.flags[2],r=2&n.flags[2],s=8&n.flags[2],o=16&n.flags[2],h=32&n.flags[2],d=65536&n.flags[0],p=131072&n.flags[0];return e=8,a&&(e+=4,n.baseDataOffset=i.getUint32(12),e+=4),r&&(n.sampleDescriptionIndex=i.getUint32(e),e+=4),s&&(n.defaultSampleDuration=i.getUint32(e),e+=4),o&&(n.defaultSampleSize=i.getUint32(e),e+=4),h&&(n.defaultSampleFlags=i.getUint32(e)),d&&(n.durationIsEmpty=!0),!a&&p&&(n.baseDataOffsetIsMoof=!0),n},Q=function(t){return{isLeading:(12&t[0])>>>2,dependsOn:3&t[0],isDependedOn:(192&t[1])>>>6,hasRedundancy:(48&t[1])>>>4,paddingValue:(14&t[1])>>>1,isNonSyncSample:1&t[1],degradationPriority:t[2]<<8|t[3]}},tt=function(t){var e,i={version:t[0],flags:new Uint8Array(t.subarray(1,4)),samples:[]},n=new DataView(t.buffer,t.byteOffset,t.byteLength),a=1&i.flags[2],r=4&i.flags[2],s=1&i.flags[1],o=2&i.flags[1],h=4&i.flags[1],d=8&i.flags[1],p=n.getUint32(4),u=8;for(a&&(i.dataOffset=n.getInt32(u),u+=4),r&&p&&(e={flags:Q(t.subarray(u,u+4))},u+=4,s&&(e.duration=n.getUint32(u),u+=4),o&&(e.size=n.getUint32(u),u+=4),d&&(1===i.version?e.compositionTimeOffset=n.getInt32(u):e.compositionTimeOffset=n.getUint32(u),u+=4),i.samples.push(e),p--);p--;)e={},s&&(e.duration=n.getUint32(u),u+=4),o&&(e.size=n.getUint32(u),u+=4),h&&(e.flags=Q(t.subarray(u,u+4)),u+=4),d&&(1===i.version?e.compositionTimeOffset=n.getInt32(u):e.compositionTimeOffset=n.getUint32(u),u+=4),i.samples.push(e);return i},et=H,it=function(t){var e={version:t[0],flags:new Uint8Array(t.subarray(1,4)),baseMediaDecodeTime:et(t[4]<<24|t[5]<<16|t[6]<<8|t[7])};return 1===e.version&&(e.baseMediaDecodeTime*=Math.pow(2,32),e.baseMediaDecodeTime+=et(t[8]<<24|t[9]<<16|t[10]<<8|t[11])),e},nt=H,at=function(t){return("00"+t.toString(16)).slice(-2)};z=function(t){return K(t,["moov","trak"]).reduce((function(t,e){var i,n,a,r,s;return(i=K(e,["tkhd"])[0])?(n=i[0],r=nt(i[a=0===n?12:20]<<24|i[a+1]<<16|i[a+2]<<8|i[a+3]),(s=K(e,["mdia","mdhd"])[0])?(a=0===(n=s[0])?12:20,t[r]=nt(s[a]<<24|s[a+1]<<16|s[a+2]<<8|s[a+3]),t):null):null}),{})},F=function(t,e){var i,n,a;return i=K(e,["moof","traf"]),n=[].concat.apply([],i.map((function(e){return K(e,["tfhd"]).map((function(i){var n,a,r;return n=nt(i[4]<<24|i[5]<<16|i[6]<<8|i[7]),a=t[n]||9e4,(r="number"!=typeof(r=K(e,["tfdt"]).map((function(t){var e,i;return e=t[0],i=nt(t[4]<<24|t[5]<<16|t[6]<<8|t[7]),1===e&&(i*=Math.pow(2,32),i+=nt(t[8]<<24|t[9]<<16|t[10]<<8|t[11])),i}))[0])||isNaN(r)?1/0:r)/a}))}))),a=Math.min.apply(null,n),isFinite(a)?a:0},V=function(t,e){var i,n=K(e,["moof","traf"]),a=0,r=0;if(n&&n.length){var s=K(n[0],["tfhd"])[0],o=K(n[0],["trun"])[0],h=K(n[0],["tfdt"])[0];if(s)i=J(s).trackId;if(h)a=it(h).baseMediaDecodeTime;if(o){var d=tt(o);d.samples&&d.samples.length&&(r=d.samples[0].compositionTimeOffset||0)}}return(a+r)/(t[i]||9e4)},Y=function(t){var e=K(t,["moov","trak"]),i=[];return e.forEach((function(t){var e=K(t,["mdia","hdlr"]),n=K(t,["tkhd"]);e.forEach((function(t,e){var a,r,s=Z(t.subarray(8,12)),o=n[e];"vide"===s&&(r=0===(a=new DataView(o.buffer,o.byteOffset,o.byteLength)).getUint8(0)?a.getUint32(12):a.getUint32(20),i.push(r))}))})),i},X=function(t){var e=K(t,["moov","trak"]),i=[];return e.forEach((function(t){var e,n,a={},r=K(t,["tkhd"])[0];r&&(n=(e=new DataView(r.buffer,r.byteOffset,r.byteLength)).getUint8(0),a.id=0===n?e.getUint32(12):e.getUint32(20));var s=K(t,["mdia","hdlr"])[0];if(s){var o=Z(s.subarray(8,12));a.type="vide"===o?"video":"soun"===o?"audio":o}var h=K(t,["mdia","minf","stbl","stsd"])[0];if(h){var d=h.subarray(8);a.codec=Z(d.subarray(4,8));var p,u=K(d,[a.codec])[0];u&&(/^[a-z]vc[1-9]$/i.test(a.codec)?(p=u.subarray(78),"avcC"===Z(p.subarray(4,8))&&p.length>11?(a.codec+=".",a.codec+=at(p[9]),a.codec+=at(p[10]),a.codec+=at(p[11])):a.codec="avc1.4d400d"):/^mp4[a,v]$/i.test(a.codec)?(p=u.subarray(28),"esds"===Z(p.subarray(4,8))&&p.length>20&&0!==p[19]?(a.codec+="."+at(p[19]),a.codec+="."+at(p[20]>>>2&63).replace(/^0/,"")):a.codec="mp4a.40.2"):a.codec=a.codec.toLowerCase())}var l=K(t,["mdia","mdhd"])[0];l&&(a.timescale=j(l)),i.push(a)})),i};var rt={findBox:K,parseType:Z,timescale:z,startTime:F,compositionStartTime:V,videoTrackIds:Y,tracks:X,getTimescaleFromMediaHeader:j=function(t){var e=0===t[0]?12:20;return nt(t[e]<<24|t[e+1]<<16|t[e+2]<<8|t[e+3])}},st=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={}}}};st.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},st.prototype.push=function(t){this.trigger("data",t)},st.prototype.flush=function(t){this.trigger("done",t)},st.prototype.partialFlush=function(t){this.trigger("partialdone",t)},st.prototype.endTimeline=function(t){this.trigger("endedtimeline",t)},st.prototype.reset=function(t){this.trigger("reset",t)};var ot,ht,dt,pt,ut,lt,ct,ft,mt=st,gt=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},yt=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},St=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},vt=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},_t=function(t,e){var i,n,a,r,s,o=e||0,h=[];for(i=0;i<t.length;i++)for(r=t[i],n=0;n<r.length;n++)s=r[n],o+=(a=gt(s,o)).size,h.push(a);return h},bt=function(t){var e,i,n,a,r,s,o=0,h=t.byteLength,d=t.nalCount,p=new Uint8Array(h+4*d),u=new DataView(p.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],u.setUint32(o,s.data.byteLength),o+=4,p.set(s.data,o),o+=s.data.byteLength;return p},wt=[33,16,5,32,164,27],Tt=[33,65,108,84,1,2,4,8,168,2,4,8,17,191,252],kt=function(t){for(var e=[];t--;)e.push(0);return e},Ct=function(){if(!ot){var t={96e3:[wt,[227,64],kt(154),[56]],88200:[wt,[231],kt(170),[56]],64e3:[wt,[248,192],kt(240),[56]],48e3:[wt,[255,192],kt(268),[55,148,128],kt(54),[112]],44100:[wt,[255,192],kt(268),[55,163,128],kt(84),[112]],32e3:[wt,[255,192],kt(268),[55,234],kt(226),[112]],24e3:[wt,[255,192],kt(268),[55,255,128],kt(268),[111,112],kt(126),[224]],16e3:[wt,[255,192],kt(268),[55,255,128],kt(268),[111,255],kt(269),[223,108],kt(195),[1,192]],12e3:[Tt,kt(268),[3,127,248],kt(268),[6,255,240],kt(268),[13,255,224],kt(268),[27,253,128],kt(259),[56]],11025:[Tt,kt(268),[3,127,248],kt(268),[6,255,240],kt(268),[13,255,224],kt(268),[27,255,192],kt(268),[55,175,128],kt(108),[112]],8e3:[Tt,kt(268),[3,121,16],kt(47),[7]]};e=t,ot=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 ot},Pt=9e4;lt=function(t,e){return ht(ut(t,e))},ct=function(t,e){return dt(pt(t),e)},ft=function(t,e,i){return pt(i?t:t-e)};var At=Pt,Dt=(ht=function(t){return t*Pt},dt=function(t,e){return t*e},pt=function(t){return t/Pt},ut=function(t,e){return t/e},lt),Ut=ct,Lt=ft,Et=function(t,e,i,n){var a,r,s,o,h,d=0,p=0,u=0;if(e.length&&(a=Dt(t.baseMediaDecodeTime,t.samplerate),r=Math.ceil(At/(t.samplerate/1024)),i&&n&&(d=a-Math.max(i,n),u=(p=Math.floor(d/r))*r),!(p<1||u>At/2))){for((s=Ct()[t.samplerate])||(s=e[0].data),o=0;o<p;o++)h=e[0],e.splice(0,0,{data:s,dts:h.dts-r,pts:h.pts-r});return t.baseMediaDecodeTime-=Math.floor(Ut(u,t.samplerate)),u}},Ot=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)})))},xt=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},Rt=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},Mt=At,It=function(t){delete t.minSegmentDts,delete t.maxSegmentDts,delete t.minSegmentPts,delete t.maxSegmentPts},Bt=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/Mt,i=Math.floor(i)),i},Nt=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))},Gt=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},Wt=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)},zt=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},Ft=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},Vt=4,Yt=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 Zt),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")))};(Yt.prototype=new mt).push=function(t){var e,i,n;if("sei_rbsp"===t.nalUnitType&&(e=Gt(t.escapedRBSP)).payload&&e.payloadType===Vt&&(i=Wt(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=zt(t.pts,i),this.captionPackets_=this.captionPackets_.concat(n),this.latestDts_!==t.dts&&(this.numSameDts_=0),this.numSameDts_++,this.latestDts_=t.dts}},Yt.prototype.flushCCStreams=function(t){this.ccStreams_.forEach((function(e){return"flush"===t?e.flush():e.partialFlush()}),this)},Yt.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)},Yt.prototype.flush=function(){return this.flushStream("flush")},Yt.prototype.partialFlush=function(){return this.flushStream("partialFlush")},Yt.prototype.reset=function(){this.latestDts_=null,this.ignoreNextEqualDts_=!1,this.numSameDts_=0,this.activeCea608Channel_=[null,null],this.ccStreams_.forEach((function(t){t.reset()}))},Yt.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)},Yt.prototype.setsChannel1Active=function(t){return 4096==(30720&t.ccData)},Yt.prototype.setsChannel2Active=function(t){return 6144==(30720&t.ccData)},Yt.prototype.setsTextOrXDSActive=function(t){return 256==(28928&t.ccData)||4138==(30974&t.ccData)||6186==(30974&t.ccData)},Yt.prototype.dispatchCea708Packet=function(t){this.parse708captions_&&this.cc708Stream_.push(t)};var Xt={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},jt=function(t){return 32<=t&&t<=127||160<=t&&t<=255},qt=function(t){this.windowNum=t,this.reset()};qt.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},qt.prototype.getText=function(){return this.rows.join("\n")},qt.prototype.clearText=function(){this.rows=[""],this.rowIdx=0},qt.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--},qt.prototype.isEmpty=function(){return 0===this.rows.length||1===this.rows.length&&""===this.rows[0]},qt.prototype.addText=function(t){this.rows[this.rowIdx]+=t},qt.prototype.backspace=function(){if(!this.isEmpty()){var t=this.rows[this.rowIdx];this.rows[this.rowIdx]=t.substr(0,t.length-1)}};var Ht=function(t){this.serviceNum=t,this.text="",this.currentWindow=new qt(-1),this.windows=[]};Ht.prototype.init=function(t,e){this.startPts=t;for(var i=0;i<8;i++)this.windows[i]=new qt(i),"function"==typeof e&&(this.windows[i].beforeRowOverflow=e)},Ht.prototype.setCurrentWindow=function(t){this.currentWindow=this.windows[t]};var Zt=function t(){t.prototype.init.call(this);var e=this;this.current708Packet=null,this.services={},this.push=function(t){3===t.type?(e.new708Packet(),e.add708Bytes(t)):(null===e.current708Packet&&e.new708Packet(),e.add708Bytes(t))}};Zt.prototype=new mt,Zt.prototype.new708Packet=function(){null!==this.current708Packet&&this.push708Packet(),this.current708Packet={data:[],ptsVals:[]}},Zt.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)},Zt.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)},Zt.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],jt(n)?a=this.handleText(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++},Zt.prototype.extendedCommands=function(t,e){var i=this.current708Packet.data[++t];return jt(i)&&(t=this.handleText(t,e,!0)),t},Zt.prototype.getPts=function(t){return this.current708Packet.ptsVals[Math.floor(t/2)]},Zt.prototype.initService=function(t,e){var i=this;return this.services[t]=new Ht(t),this.services[t].init(this.getPts(e),(function(e){i.flushDisplayed(e,i.services[t])})),this.services[t]},Zt.prototype.handleText=function(t,e,i){var n,a,r=this.current708Packet.data[t],s=(a=Xt[n=(i?4096:0)|r]||n,4096&n&&n===a?"":String.fromCharCode(a)),o=e.currentWindow;return o.pendingNewLine&&!o.isEmpty()&&o.newLine(this.getPts(t)),o.pendingNewLine=!1,o.addText(s),t},Zt.prototype.setCurrentWindow=function(t,e){var i=7&this.current708Packet.data[t];return e.setCurrentWindow(i),t},Zt.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},Zt.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},Zt.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},Zt.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)},Zt.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},Zt.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},Zt.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},Zt.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},Zt.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},Zt.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},Zt.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},Zt.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},Zt.prototype.reset=function(t,e){var i=this.getPts(t);return this.flushDisplayed(i,e),this.initService(e.serviceNum,t)};var $t={42:225,92:233,94:237,95:243,96:250,123:231,124:247,125:209,126:241,127:9608,304:174,305:176,306:189,307:191,308:8482,309:162,310:163,311:9834,312:224,313:160,314:232,315:226,316:234,317:238,318:244,319:251,544:193,545:201,546:211,547:218,548:220,549:252,550:8216,551:161,552:42,553:39,554:8212,555:169,556:8480,557:8226,558:8220,559:8221,560:192,561:194,562:199,563:200,564:202,565:203,566:235,567:206,568:207,569:239,570:212,571:217,572:249,573:219,574:171,575:187,800:195,801:227,802:205,803:204,804:236,805:210,806:242,807:213,808:245,809:123,810:125,811:92,812:94,813:95,814:124,815:126,816:196,817:228,818:214,819:246,820:223,821:165,822:164,823:9474,824:197,825:229,826:216,827:248,828:9484,829:9488,830:9492,831:9496},Kt=function(t){return null===t?"":(t=$t[t]||t,String.fromCharCode(t))},Jt=[4352,4384,4608,4640,5376,5408,5632,5664,5888,5920,4096,4864,4896,5120,5152],Qt=function(){for(var t=[],e=15;e--;)t.push("");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_]=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_=Qt();else if(e===this.ERASE_NON_DISPLAYED_MEMORY_)this.nonDisplayed_=Qt();else if(e===this.RESUME_DIRECT_CAPTIONING_)"paintOn"!==this.mode_&&(this.flushDisplayed(t.pts),this.displayed_=Qt()),this.mode_="paintOn",this.startPts_=t.pts;else if(this.isSpecialCharacter(n,a))r=Kt((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=Kt((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=Jt.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=Kt(n),r+=Kt(a),this[this.mode_](t.pts,r),this.column_+=r.length)}else this.lastControlCode_=null}};te.prototype=new mt,te.prototype.flushDisplayed=function(t){var e=this.displayed_.map((function(t){try{return t.trim()}catch(t){return console.error("Skipping malformed caption."),""}})).join("\n").replace(/^\n+|\n+$/g,"");e.length&&this.trigger("data",{startPts:this.startPts_,endPts:t,text:e,stream:this.name_})},te.prototype.reset=function(){this.mode_="popOn",this.topRow_=0,this.startPts_=0,this.displayed_=Qt(),this.nonDisplayed_=Qt(),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_=Qt(),this.displayed_=Qt()),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},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_];i+=e,this.nonDisplayed_[this.row_]=i},te.prototype.rollUp=function(t,e){var i=this.displayed_[this.row_];i+=e,this.displayed_[this.row_]=i},te.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_]=""},te.prototype.paintOn=function(t,e){var i=this.displayed_[this.row_];i+=e,this.displayed_[this.row_]=i};var ee={CaptionStream:Yt,Cea608Stream:te,Cea708Stream:Zt},ie={H264_STREAM_TYPE:27,ADTS_STREAM_TYPE:15,METADATA_STREAM_TYPE:21},ne="shared",ae=function(t,e){var i=1;for(t>e&&(i=-1);Math.abs(e-t)>4294967296;)t+=8589934592*i;return t},re=function t(e){var i,n;t.prototype.init.call(this),this.type_=e||ne,this.push=function(t){this.type_!==ne&&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.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")}};re.prototype=new mt;var se,oe=re,he=function(t,e,i){var n,a="";for(n=e;n<i;n++)a+="%"+("00"+t[n].toString(16)).slice(-2);return a},de=function(t,e,i){return decodeURIComponent(he(t,e,i))},pe=function(t){return t[0]<<21|t[1]<<14|t[2]<<7|t[3]},ue={TXXX:function(t){var e;if(3===t.data[0]){for(e=1;e<t.data.length;e++)if(0===t.data[e]){t.description=de(t.data,1,e),t.value=de(t.data,e+1,t.data.length).replace(/\0*$/,"");break}t.data=t.value}},WXXX:function(t){var e;if(3===t.data[0])for(e=1;e<t.data.length;e++)if(0===t.data[e]){t.description=de(t.data,1,e),t.url=de(t.data,e+1,t.data.length);break}},PRIV:function(t){var e,i;for(e=0;e<t.data.length;e++)if(0===t.data[e]){t.owner=(i=t.data,unescape(he(i,0,e)));break}t.privateData=t.data.subarray(e+1),t.data=t.privateData}};(se=function(t){var e,i={debug:!(!t||!t.debug),descriptor:t&&t.descriptor},n=0,a=[],r=0;if(se.prototype.init.call(this),this.dispatchType=ie.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,s,o,h,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)))i.debug&&console.log("Skipping unrecognized metadata packet");else if(a.push(t),r+=t.data.byteLength,1===a.length&&(n=pe(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();s=10,64&e.data[5]&&(s+=4,s+=pe(e.data.subarray(10,14)),n-=pe(e.data.subarray(16,20)));do{if((o=pe(e.data.subarray(s+4,s+8)))<1)return console.log("Malformed ID3 frame encountered. Skipping metadata parsing.");if((h={id:String.fromCharCode(e.data[s],e.data[s+1],e.data[s+2],e.data[s+3]),data:e.data.subarray(s+10,s+o+10)}).key=h.id,ue[h.id]&&(ue[h.id](h),"com.apple.streaming.transportStreamTimestamp"===h.owner)){var p=h.data,u=(1&p[3])<<30|p[4]<<22|p[5]<<14|p[6]<<6|p[7]>>>2;u*=4,u+=3&p[7],h.timeStamp=u,void 0===e.pts&&void 0===e.dts&&(e.pts=h.timeStamp,e.dts=h.timeStamp),this.trigger("timestamp",h)}e.frames.push(h),s+=10,s+=o}while(s<n);this.trigger("data",e)}}}).prototype=new mt;var le,ce,fe,me=se,ge=oe,ye=188;(le=function(){var t=new Uint8Array(ye),e=0;le.prototype.init.call(this),this.push=function(i){var n,a=0,r=ye;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+=ye,r+=ye);a<n.byteLength&&(t.set(n.subarray(a),0),e=n.byteLength-a)},this.flush=function(){e===ye&&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 mt,(ce=function(){var t,e,i,n;ce.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===ie.H264_STREAM_TYPE&&null===n.programMapTable.video?n.programMapTable.video=s:r===ie.ADTS_STREAM_TYPE&&null===n.programMapTable.audio?n.programMapTable.audio=s:r===ie.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=ie.H264_STREAM_TYPE:i.pid===this.programMapTable.audio?i.streamType=ie.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 mt,ce.STREAM_TYPES={h264:27,adts:15},(fe=function(){var t,e=this,i={data:[],size:0},n={data:[],size:0},a={data:[],size:0},r=function(t,i,n){var a,r,s=new Uint8Array(t.size),o={type:i},h=0,d=0;if(t.data.length&&!(t.size<9)){for(o.trackId=t.data[0].pid,h=0;h<t.data.length;h++)r=t.data[h],s.set(r.data,d),d+=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)}};fe.prototype.init.call(this),this.push=function(s){({pat:function(){},pes:function(){var t,e;switch(s.streamType){case ie.H264_STREAM_TYPE:t=i,e="video";break;case ie.ADTS_STREAM_TYPE:t=n,e="audio";break;case ie.METADATA_STREAM_TYPE:t=a,e="timed-metadata";break;default:return}s.payloadUnitStartIndicator&&r(t,e,!0),t.data.push(s),t.size+=s.data.byteLength},pmt:function(){var i={type:"metadata",tracks:[]};null!==(t=s.programMapTable).video&&i.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+t.video,codec:"avc",type:"video"}),null!==t.audio&&i.tracks.push({timelineStartInfo:{baseMediaDecodeTime:0},id:+t.audio,codec:"adts",type:"audio"}),e.trigger("data",i)}})[s.type]()},this.reset=function(){i.size=0,i.data.length=0,n.size=0,n.data.length=0,this.trigger("reset")},this.flushStreams_=function(){r(i,"video"),r(n,"audio"),r(a,"timed-metadata")},this.flush=function(){this.flushStreams_(),this.trigger("done")}}).prototype=new mt;var Se={PAT_PID:0,MP2T_PACKET_LENGTH:ye,TransportPacketStream:le,TransportParseStream:ce,ElementaryStream:fe,TimestampRolloverStream:ge,CaptionStream:ee.CaptionStream,Cea608Stream:ee.Cea608Stream,Cea708Stream:ee.Cea708Stream,MetadataStream:me};for(var ve in ie)ie.hasOwnProperty(ve)&&(Se[ve]=ie[ve]);var _e,be=Se,we=At,Te=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];(_e=function(t){var e,i=0;_e.prototype.init.call(this),this.push=function(n){var a,r,s,o,h,d,p=0;if(t||(i=0),"audio"===n.type)for(e?(o=e,(e=new Uint8Array(o.byteLength+n.data.byteLength)).set(o),e.set(n.data,o.byteLength)):e=n.data;p+5<e.length;)if(255===e[p]&&240==(246&e[p+1])){if(r=2*(1&~e[p+1]),a=(3&e[p+3])<<11|e[p+4]<<3|(224&e[p+5])>>5,d=(h=1024*(1+(3&e[p+6])))*we/Te[(60&e[p+2])>>>2],s=p+a,e.byteLength<s)return;if(this.trigger("data",{pts:n.pts+i*d,dts:n.dts+i*d,sampleCount:h,audioobjecttype:1+(e[p+2]>>>6&3),channelcount:(1&e[p+2])<<2|(192&e[p+3])>>>6,samplerate:Te[(60&e[p+2])>>>2],samplingfrequencyindex:(60&e[p+2])>>>2,samplesize:16,data:e.subarray(p+7+r,s)}),i++,e.byteLength===s)return void(e=void 0);e=e.subarray(s)}else p++},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 mt;var ke,Ce,Pe,Ae=_e,De=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()};(Ce=function(){var t,e,i=0;Ce.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 mt,Pe={100:!0,110:!0,122:!0,244:!0,44:!0,83:!0,86:!0,118:!0,128:!0,138:!0,139:!0,134:!0},(ke=function(){var t,e,i,n,a,r,s,o=new Ce;ke.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};switch(31&s[0]){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,h,d,p,u,l,c,f,m=0,g=0,y=0,S=0,v=1;if(i=(e=new De(t)).readUnsignedByte(),a=e.readUnsignedByte(),n=e.readUnsignedByte(),e.skipUnsignedExpGolomb(),Pe[i]&&(3===(r=e.readUnsignedExpGolomb())&&e.skipBits(1),e.skipUnsignedExpGolomb(),e.skipUnsignedExpGolomb(),e.skipBits(1),e.readBoolean()))for(l=3!==r?8:12,f=0;f<l;f++)e.readBoolean()&&s(f<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(),h=e.readUnsignedExpGolomb(),f=0;f<h;f++)e.skipExpGolomb();if(e.skipUnsignedExpGolomb(),e.skipBits(1),d=e.readUnsignedExpGolomb(),p=e.readUnsignedExpGolomb(),0===(u=e.readBits(1))&&e.skipBits(1),e.skipBits(1),e.readBoolean()&&(m=e.readUnsignedExpGolomb(),g=e.readUnsignedExpGolomb(),y=e.readUnsignedExpGolomb(),S=e.readUnsignedExpGolomb()),e.readBoolean()&&e.readBoolean()){switch(e.readUnsignedByte()){case 1:c=[1,1];break;case 2:c=[12,11];break;case 3:c=[10,11];break;case 4:c=[16,11];break;case 5:c=[40,33];break;case 6:c=[24,11];break;case 7:c=[20,11];break;case 8:c=[32,11];break;case 9:c=[80,33];break;case 10:c=[18,11];break;case 11:c=[15,11];break;case 12:c=[64,33];break;case 13:c=[160,99];break;case 14:c=[4,3];break;case 15:c=[3,2];break;case 16:c=[2,1];break;case 255:c=[e.readUnsignedByte()<<8|e.readUnsignedByte(),e.readUnsignedByte()<<8|e.readUnsignedByte()]}c&&(v=c[0]/c[1])}return{profileIdc:i,levelIdc:n,profileCompatibility:a,width:Math.ceil((16*(d+1)-2*m-2*g)*v),height:(2-u)*(p+1)*16-2*y-2*S,sarRatio:c}}}).prototype=new mt;var Ue,Le={H264Stream:ke,NalByteStream:Ce},Ee=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},Oe=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+=Ee(e,i))},xe=function(t){var e=Oe(t,0);return t.length>=e+2&&255==(255&t[e])&&240==(240&t[e+1])&&16==(22&t[e+1])},Re=Ee,Me=function(t,e){var i=(224&t[e+5])>>5,n=t[e+4]<<3;return 6144&t[e+3]|n|i};(Ue=function(){var t=new Uint8Array,e=0;Ue.prototype.init.call(this),this.setTimestamp=function(t){e=t},this.push=function(i){var n,a,r,s,o=0,h=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-h>=3;)if(t[h]!=="I".charCodeAt(0)||t[h+1]!=="D".charCodeAt(0)||t[h+2]!=="3".charCodeAt(0))if(255!=(255&t[h])||240!=(240&t[h+1]))h++;else{if(t.length-h<7)break;if(h+(o=Me(t,h))>t.length)break;r={type:"audio",data:t.subarray(h,h+o),pts:e,dts:e},this.trigger("data",r),h+=o}else{if(t.length-h<10)break;if(h+(o=Re(t,h))>t.length)break;a={type:"timed-metadata",data:t.subarray(h,h+o)},this.trigger("data",a),h+=o}n=t.length-h,t=n>0?t.subarray(h):new Uint8Array},this.reset=function(){t=new Uint8Array,this.trigger("reset")},this.endTimeline=function(){t=new Uint8Array,this.trigger("endedtimeline")}}).prototype=new mt;var Ie,Be,Ne,Ge,We=Ue,ze=["audioobjecttype","channelcount","samplerate","samplingfrequencyindex","samplesize"],Fe=["width","height","profileIdc","levelIdc","profileCompatibility","sarRatio"],Ve=Le.H264Stream,Ye=xe,Xe=At,je=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},qe=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}};(Be=function(t,e){var i=[],n=0,a=0,r=0,s=1/0;e=e||{},Be.prototype.init.call(this),this.push=function(e){Nt(t,e),t&&ze.forEach((function(i){t[i]=e[i]})),i.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,h,d,p,u,l,c;0!==i.length?(o=Ot(i,t,a),t.baseMediaDecodeTime=Bt(t,e.keepOriginalTimestamps),c=Et(t,o,r,s),t.samples=xt(o),d=q.mdat(Rt(o)),i=[],h=q.moof(n,[t]),p=new Uint8Array(h.byteLength+d.byteLength),n++,p.set(h),p.set(d,h.byteLength),It(t),u=Math.ceil(1024*Xe/t.samplerate),o.length&&(l=o.length*u,this.trigger("segmentTimingInfo",qe(Dt(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(){It(t),i=[],this.trigger("reset")}}).prototype=new mt,(Ie=function(t,e){var i,n,a=0,r=[],s=[];e=e||{},Ie.prototype.init.call(this),delete t.minPTS,this.gopCache_=[],this.push=function(e){Nt(t,e),"seq_parameter_set_rbsp"!==e.nalUnitType||i||(i=e.config,t.sps=[e.data],Fe.forEach((function(e){t[e]=i[e]}),this)),"pic_parameter_set_rbsp"!==e.nalUnitType||n||(n=e.data,t.pps=[e.data]),r.push(e)},this.flush=function(){for(var i,n,o,h,d,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(i=yt(r),(o=St(i))[0][0].keyFrame||((n=this.getGopForFusion_(r[0],t))?(c=n.duration,o.unshift(n),o.byteLength+=n.byteLength,o.nalCount+=n.nalCount,o.pts=n.pts,o.dts=n.dts,o.duration+=n.duration):o=vt(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");It(t),o=f}Nt(t,o),t.samples=_t(o),d=q.mdat(bt(o)),t.baseMediaDecodeTime=Bt(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",qe(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),h=q.moof(a,[t]),p=new Uint8Array(h.byteLength+d.byteLength),a++,p.set(h),p.set(d,h.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(){It(t),i=void 0,n=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&&je(t.pps[0],r.pps[0])&&t.sps&&je(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,h,d;for(r=t.byteLength,o=t.nalCount,h=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,h-=a.duration);return 0===i?t:i===t.length?null:((d=t.slice(i)).byteLength=r,d.duration=h,d.nalCount=o,d.pts=d[0].pts,d.dts=d[0].dts,d)},this.alignGopsAtEnd_=function(t){var e,i,n,a,r,o,h;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===(h=o?i:r))return t;var d=t.slice(h),p=d.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 d.byteLength=p.byteLength,d.duration=p.duration,d.nalCount=p.nalCount,d.pts=d[0].pts,d.dts=d[0].dts,d},this.alignGopsWith=function(t){s=t}}).prototype=new mt,(Ge=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,Ge.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 mt,Ge.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,Fe.forEach((function(t){s.info[t]=this.videoTrack[t]}),this)):this.audioTrack&&(o=this.audioTrack.timelineStartInfo.pts,ze.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=Lt(e.startPts,o,this.keepOriginalTimestamps),e.endTime=Lt(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=Lt(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)},Ge.prototype.setRemux=function(t){this.remuxTracks=t},(Ne=function(t){var e,i,n=this,a=!0;Ne.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 be.MetadataStream,a.aacStream=new We,a.audioTimestampRolloverStream=new be.TimestampRolloverStream("audio"),a.timedMetadataTimestampRolloverStream=new be.TimestampRolloverStream("timed-metadata"),a.adtsStream=new Ae,a.coalesceStream=new Ge(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 Be(i,t),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"))},this.setupTsPipeline=function(){var a={};this.transmuxPipeline_=a,a.type="ts",a.metadataStream=new be.MetadataStream,a.packetStream=new be.TransportPacketStream,a.parseStream=new be.TransportParseStream,a.elementaryStream=new be.ElementaryStream,a.timestampRolloverStream=new be.TimestampRolloverStream,a.adtsStream=new Ae,a.h264Stream=new Ve,a.captionStream=new be.CaptionStream(t),a.coalesceStream=new Ge(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 Ie(e,t),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 Be(i,t),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"))},this.setBaseMediaDecodeTime=function(n){var a=this.transmuxPipeline_;t.keepOriginalTimestamps||(this.baseMediaDecodeTime=n),i&&(i.timelineStartInfo.dts=void 0,i.timelineStartInfo.pts=void 0,It(i),a.audioTimestampRolloverStream&&a.audioTimestampRolloverStream.discontinuity()),e&&(a.videoSegmentStream&&(a.videoSegmentStream.gopCache_=[]),e.timelineStartInfo.dts=void 0,e.timelineStartInfo.pts=void 0,It(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.push=function(t){if(a){var e=Ye(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 mt;var He={Transmuxer:Ne,VideoSegmentStream:Ie,AudioSegmentStream:Be,AUDIO_PROPERTIES:ze,VIDEO_PROPERTIES:Fe,generateSegmentTimingInfo:qe},Ze=Ft,$e=ee.CaptionStream,Ke=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},Je=function(t,e){var i=K(t,["moof","traf"]),n=K(t,["mdat"]),a={},r=[];return n.forEach((function(t,e){var n=i[e];r.push({mdat:t,traf:n})})),r.forEach((function(t){var i,n=t.mdat,r=t.traf,s=K(r,["tfhd"]),o=J(s[0]),h=o.trackId,d=K(r,["tfdt"]),p=d.length>0?it(d[0]).baseMediaDecodeTime:0,u=K(r,["trun"]);e===h&&u.length>0&&(i=function(t,e,i){var n,a,r,s,o=new DataView(t.buffer,t.byteOffset,t.byteLength),h=[];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 d=t.subarray(a+1,a+1+r),p=Ke(a,e);if(n={nalUnitType:"sei_rbsp",size:r,data:d,escapedRBSP:Ze(d),trackId:i},p)n.pts=p.pts,n.dts=p.dts,s=p;else{if(!s){console.log("We've encountered a nal unit without data. See mux.js#233.");break}n.pts=s.pts,n.dts=s.dts}h.push(n)}return h}(n,function(t,e,i){var n=e,a=i.defaultSampleDuration||0,r=i.defaultSampleSize||0,s=i.trackId,o=[];return t.forEach((function(t){var e=tt(t).samples;e.forEach((function(t){void 0===t.duration&&(t.duration=a),void 0===t.size&&(t.size=r),t.trackId=s,t.dts=n,void 0===t.compositionTimeOffset&&(t.compositionTimeOffset=0),t.pts=n+t.compositionTimeOffset,n+=t.duration})),o=o.concat(e)})),o}(u,p,o),h),a[h]||(a[h]=[]),a[h]=a[h].concat(i))})),a};return{generator:q,probe:rt,Transmuxer:He.Transmuxer,AudioSegmentStream:He.AudioSegmentStream,VideoSegmentStream:He.VideoSegmentStream,CaptionParser:function(){var t,e,i,n,a,r,s=!1;this.isInitialized=function(){return s},this.init=function(e){t=new $e,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}))},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 h=e.shift();this.parse(h,r,s)}return null!==(o=function(t,e,i){return null===e?null:{seiNals:Je(t,e)[e],timescale:i}}(t,i,n))&&o.seiNals?(this.pushNals(o.seiNals),this.flushStream(),a):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={}},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:{}},this.resetCaptionStream()},this.reset()}}}));