/** * mux.js * * Copyright (c) Brightcove * Licensed Apache-2.0 https://github.com/videojs/mux.js/blob/master/LICENSE */ !function(t){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=t();else if("function"==typeof define&&define.amd)define([],t);else{var e;e="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,e.muxjs=t()}}(function(){return function(){function t(e,i,n){function a(s,o){if(!i[s]){if(!e[s]){var d="function"==typeof require&&require;if(!o&&d)return d(s,!0);if(r)return r(s,!0);var h=new Error("Cannot find module '"+s+"'");throw h.code="MODULE_NOT_FOUND",h}var p=i[s]={exports:{}};e[s][0].call(p.exports,function(t){return a(e[s][1][t]||t)},p,p.exports,t,e,i,n)}return i[s].exports}for(var r="function"==typeof 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i=this.nonDisplayed_[this.row_];i+=e,this.nonDisplayed_[this.row_]=i},p.prototype.rollUp=function(t,e){var i=this.displayed_[this.row_];i+=e,this.displayed_[this.row_]=i},p.prototype.shiftRowsUp_=function(){var t;for(t=0;t>>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=d.H264_STREAM_TYPE:i.pid===this.programMapTable.audio?i.streamType=d.ADTS_STREAM_TYPE:i.streamType=this.programMapTable["timed-metadata"][i.pid],i.type="pes",i.data=t.subarray(e),this.trigger("data",i)}},a.prototype=new s,a.STREAM_TYPES={h264:27,adts:15},r=function(){var t,e=this,i={data:[],size:0},n={data:[],size:0},a={data:[],size:0},s=function(t,e){var i;e.packetLength=6+(t[4]<<8|t[5]),e.dataAlignmentIndicator=0!=(4&t[6]),i=t[7],192&i&&(e.pts=(14&t[9])<<27|(255&t[10])<<20|(254&t[11])<<12|(255&t[12])<<5|(254&t[13])>>>3,e.pts*=4,e.pts+=(6&t[13])>>>1,e.dts=e.pts,64&i&&(e.dts=(14&t[14])<<27|(255&t[15])<<20|(254&t[16])<<12|(255&t[17])<<5|(254&t[18])>>>3,e.dts*=4,e.dts+=(6&t[18])>>>1)),e.data=t.subarray(9+t[8])},o=function(t,i,n){var a,r=new Uint8Array(t.size),o={type:i},d=0,h=0,p=!1;if(t.data.length&&!(t.size<9)){for(o.trackId=t.data[0].pid,d=0;d>>2;f*=4,f+=3&c[7],d.timeStamp=f,void 0===e.pts&&void 0===e.dts&&(e.pts=d.timeStamp,e.dts=d.timeStamp),this.trigger("timestamp",d)}e.frames.push(d),n+=10,n+=r}while(ne&&(i=-1);Math.abs(e-t)>4294967296;)t+=8589934592*i;return t},r=function(t){var e,i;r.prototype.init.call(this),this.type_=t||"shared",this.push=function(t){"shared"!==this.type_&&t.type!==this.type_||(void 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t,e,i,n,r,s,o=!1;this.isInitialized=function(){return o},this.init=function(e){t=new a,o=!0,s=!!e&&e.isPartial,t.on("data",function(t){t.startTime=t.startPts/n,t.endTime=t.endPts/n,r.captions.push(t),r.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,a,s){var o;if(!this.isInitialized())return null;if(!a||!s)return null;if(this.isNewInit(a,s))i=a[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,a,s)}return null!==(o=c(t,i,n))&&o.seiNals?(this.pushNals(o.seiNals),this.flushStream(),r):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 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n(k.mdia,y(t),S(t.type),h(t))},d=function(t){return n(k.mfhd,new Uint8Array([0,0,0,0,(4278190080&t)>>24,(16711680&t)>>16,(65280&t)>>8,255&t]))},h=function(t){return n(k.minf,"video"===t.type?n(k.vmhd,P):n(k.smhd,L),a(),v(t))},p=function(t,e){for(var i=[],a=e.length;a--;)i[a]=T(e[a]);return n.apply(null,[k.moof,d(t)].concat(i))},u=function(t){for(var e=t.length,i=[];e--;)i[e]=f(t[e]);return n.apply(null,[k.moov,c(4294967295)].concat(i).concat(l(t)))},l=function(t){for(var e=t.length,i=[];e--;)i[e]=C(t[e]);return n.apply(null,[k.mvex].concat(i))},c=function(t){var e=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,2,0,1,95,144,(4278190080&t)>>24,(16711680&t)>>16,(65280&t)>>8,255&t,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 n(k.mvhd,e)},_=function(t){var e,i,a=t.samples||[],r=new Uint8Array(4+a.length);for(i=0;i>>8),s.push(255&a[e].byteLength),s=s.concat(Array.prototype.slice.call(a[e]));for(e=0;e>>8),o.push(255&r[e].byteLength),o=o.concat(Array.prototype.slice.call(r[e]));if(i=[k.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&t.width)>>8,255&t.width,(65280&t.height)>>8,255&t.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]),n(k.avcC,new Uint8Array([1,t.profileIdc,t.profileCompatibility,t.levelIdc,255].concat([a.length],s,[r.length],o))),n(k.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192]))],t.sarRatio){var d=t.sarRatio[0],h=t.sarRatio[1];i.push(n(k.pasp,new Uint8Array([(4278190080&d)>>24,(16711680&d)>>16,(65280&d)>>8,255&d,(4278190080&h)>>24,(16711680&h)>>16,(65280&h)>>8,255&h])))}return n.apply(null,i)},e=function(t){return n(k.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,(65280&t.channelcount)>>8,255&t.channelcount,(65280&t.samplesize)>>8,255&t.samplesize,0,0,0,0,(65280&t.samplerate)>>8,255&t.samplerate,0,0]),r(t))}}(),m=function(t){var e=new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,(4278190080&t.id)>>24,(16711680&t.id)>>16,(65280&t.id)>>8,255&t.id,0,0,0,0,(4278190080&t.duration)>>24,(16711680&t.duration)>>16,(65280&t.duration)>>8,255&t.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&t.width)>>8,255&t.width,0,0,(65280&t.height)>>8,255&t.height,0,0]);return n(k.tkhd,e)},T=function(t){var e,i,a,r,s,o,d;return e=n(k.tfhd,new Uint8Array([0,0,0,58,(4278190080&t.id)>>24,(16711680&t.id)>>16,(65280&t.id)>>8,255&t.id,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0])),o=Math.floor(t.baseMediaDecodeTime/(F+1)),d=Math.floor(t.baseMediaDecodeTime%(F+1)),i=n(k.tfdt,new Uint8Array([1,0,0,0,o>>>24&255,o>>>16&255,o>>>8&255,255&o,d>>>24&255,d>>>16&255,d>>>8&255,255&d])),s=92,"audio"===t.type?(a=A(t,s),n(k.traf,e,i,a)):(r=_(t),a=A(t,r.length+s),n(k.traf,e,i,a,r))},f=function(t){return t.duration=t.duration||4294967295,n(k.trak,m(t),g(t))},C=function(t){var e=new Uint8Array([0,0,0,0,(4278190080&t.id)>>24,(16711680&t.id)>>16,(65280&t.id)>>8,255&t.id,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]);return"video"!==t.type&&(e[e.length-1]=0),n(k.trex,e)},function(){var t,e,i;i=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]},e=function(t,e){var a,r,s,o,d,h;for(o=t.samples||[],e+=20+16*o.length,s=i(o,e),r=new Uint8Array(s.length+16*o.length),r.set(s),a=s.length,h=0;h>>24,r[a++]=(16711680&d.duration)>>>16,r[a++]=(65280&d.duration)>>>8,r[a++]=255&d.duration,r[a++]=(4278190080&d.size)>>>24,r[a++]=(16711680&d.size)>>>16,r[a++]=(65280&d.size)>>>8,r[a++]=255&d.size,r[a++]=d.flags.isLeading<<2|d.flags.dependsOn,r[a++]=d.flags.isDependedOn<<6|d.flags.hasRedundancy<<4|d.flags.paddingValue<<1|d.flags.isNonSyncSample,r[a++]=61440&d.flags.degradationPriority,r[a++]=15&d.flags.degradationPriority,r[a++]=(4278190080&d.compositionTimeOffset)>>>24,r[a++]=(16711680&d.compositionTimeOffset)>>>16,r[a++]=(65280&d.compositionTimeOffset)>>>8,r[a++]=255&d.compositionTimeOffset;return n(k.trun,r)},t=function(t,e){var a,r,s,o,d,h;for(o=t.samples||[],e+=20+8*o.length,s=i(o,e),a=new Uint8Array(s.length+8*o.length),a.set(s),r=s.length,h=0;h>>24,a[r++]=(16711680&d.duration)>>>16,a[r++]=(65280&d.duration)>>>8,a[r++]=255&d.duration,a[r++]=(4278190080&d.size)>>>24,a[r++]=(16711680&d.size)>>>16,a[r++]=(65280&d.size)>>>8,a[r++]=255&d.size;return n(k.trun,a)},A=function(i,n){return"audio"===i.type?t(i,n):e(i,n)}}(),e.exports={ftyp:s,mdat:o,moof:p,moov:u,initSegment:function(t){var e,i=s(),n=u(t);return e=new Uint8Array(i.byteLength+n.byteLength),e.set(i),e.set(n,i.byteLength),e}}},{}],19:[function(t,e,i){var n=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])};e.exports=n},{}],20:[function(t,e,i){"use strict";var n,a,r,s,o,d,h=t(28).toUnsigned,p=t(28).toHexString,u=t(15),l=t(19),c=t(26),f=t(27),m=t(25);n=function(t){var e={};return u(t,["moov","trak"]).reduce(function(t,e){var i,n,a,r,s;return(i=u(e,["tkhd"])[0])?(n=i[0],a=0===n?12:20,r=h(i[a]<<24|i[a+1]<<16|i[a+2]<<8|i[a+3]),(s=u(e,["mdia","mdhd"])[0])?(n=s[0],a=0===n?12:20,t[r]=h(s[a]<<24|s[a+1]<<16|s[a+2]<<8|s[a+3]),t):null):null},e)},a=function(t,e){var i,n,a;return i=u(e,["moof","traf"]),n=[].concat.apply([],i.map(function(e){return u(e,["tfhd"]).map(function(i){var n,a,r;return n=h(i[4]<<24|i[5]<<16|i[6]<<8|i[7]),a=t[n]||9e4,r=u(e,["tfdt"]).map(function(t){var e,i;return e=t[0],i=h(t[4]<<24|t[5]<<16|t[6]<<8|t[7]),1===e&&(i*=Math.pow(2,32),i+=h(t[8]<<24|t[9]<<16|t[10]<<8|t[11])),i})[0],(r=r||1/0)/a})})),a=Math.min.apply(null,n),isFinite(a)?a:0},r=function(t,e){var i,n=u(e,["moof","traf"]),a=0,r=0;if(n&&n.length){var s=u(n[0],["tfhd"])[0],o=u(n[0],["trun"])[0],d=u(n[0],["tfdt"])[0];if(s){i=c(s).trackId}if(d){a=m(d).baseMediaDecodeTime}if(o){var h=f(o);h.samples&&h.samples.length&&(r=h.samples[0].compositionTimeOffset||0)}}return(a+r)/(t[i]||9e4)},s=function(t){var e=u(t,["moov","trak"]),i=[];return e.forEach(function(t){var e=u(t,["mdia","hdlr"]),n=u(t,["tkhd"]);e.forEach(function(t,e){var a,r,s,o=l(t.subarray(8,12)),d=n[e];"vide"===o&&(a=new DataView(d.buffer,d.byteOffset,d.byteLength),r=a.getUint8(0),s=0===r?a.getUint32(12):a.getUint32(20),i.push(s))})}),i},d=function(t){var e=t[0],i=0===e?12:20;return h(t[i]<<24|t[i+1]<<16|t[i+2]<<8|t[i+3])},o=function(t){var e=u(t,["moov","trak"]),i=[];return e.forEach(function(t){var e,n,a={},r=u(t,["tkhd"])[0];r&&(e=new DataView(r.buffer,r.byteOffset,r.byteLength),n=e.getUint8(0),a.id=0===n?e.getUint32(12):e.getUint32(20));var s=u(t,["mdia","hdlr"])[0];if(s){var o=l(s.subarray(8,12));a.type="vide"===o?"video":"soun"===o?"audio":o}var h=u(t,["mdia","minf","stbl","stsd"])[0];if(h){var c=h.subarray(8);a.codec=l(c.subarray(4,8));var f,m,g=u(c,[a.codec])[0];g&&(/^[a-z]vc[1-9]$/i.test(a.codec)?(f=g.subarray(78),m=l(f.subarray(4,8)),"avcC"===m&&f.length>11?(a.codec+=".",a.codec+=p(f[9]),a.codec+=p(f[10]),a.codec+=p(f[11])):a.codec="avc1.4d400d"):/^mp4[a,v]$/i.test(a.codec)&&(f=g.subarray(28),m=l(f.subarray(4,8)),"esds"===m&&f.length>20&&0!==f[19]?(a.codec+="."+p(f[19]),a.codec+="."+p(f[20]>>>2&63).replace(/^0/,"")):a.codec="mp4a.40.2"))}var y=u(t,["mdia","mdhd"])[0];y&&(a.timescale=d(y)),i.push(a)}),i},e.exports={findBox:u,parseType:l,timescale:n,startTime:a,compositionStartTime:r,videoTrackIds:s,tracks:o,getTimescaleFromMediaHeader:d}},{15:15,19:19,25:25,26:26,27:27,28:28}],21:[function(t,e,i){var n=t(29).ONE_SECOND_IN_TS,a=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))},r=function(t){delete t.minSegmentDts,delete t.maxSegmentDts,delete t.minSegmentPts,delete t.maxSegmentPts},s=function(t,e){var i,a,r=t.minSegmentDts;return e||(r-=t.timelineStartInfo.dts),i=t.timelineStartInfo.baseMediaDecodeTime,i+=r,i=Math.max(0,i),"audio"===t.type&&(a=t.samplerate/n,i*=a,i=Math.floor(i)),i};e.exports={clearDtsInfo:r,calculateTrackBaseMediaDecodeTime:s,collectDtsInfo:a}},{29:29}],22:[function(t,e,i){"use strict";var n,a,r,s,o=t(31),d=t(18),h=t(16),p=t(13),u=t(21),l=t(9),c=t(29),f=t(3),m=t(4).H264Stream,g=t(1),y=t(2).isLikelyAacData,S=t(29).ONE_SECOND_IN_TS,_=t(5),v=t(6),b=function(t,e){var i;if(t.length!==e.length)return!1;for(i=0;i=-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,s,d,h;for(r=t.byteLength,s=t.nalCount,d=t.duration,e=i=0;en.pts?e++:(i++,r-=a.byteLength,s-=a.nalCount,d-=a.duration);return 0===i?t:i===t.length?null:(h=t.slice(i),h.byteLength=r,h.duration=d,h.nalCount=s,h.pts=h[0].pts,h.dts=h[0].dts,h)},this.alignGopsAtEnd_=function(t){var e,i,n,a,r,s;for(e=o.length-1,i=t.length-1,r=null,s=!1;e>=0&&i>=0;){if(n=o[e],a=t[i],n.pts===a.pts){s=!0;break}n.pts>a.pts?e--:(e===o.length-1&&(r=i),i--)}if(!s&&null===r)return null;var d;if(0===(d=s?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){o=t}},n.prototype=new o,s=function(t,e){this.numberOfTracks=0,this.metadataStream=e,t=t||{},void 0!==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,s.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))))}},s.prototype=new o,s.prototype.flush=function(t){var e,i,n,a,r=0,s={captions:[],captionStreams:{},metadata:[],info:{}},o=0;if(this.pendingTracks.length=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0))}if(this.videoTrack?(o=this.videoTrack.timelineStartInfo.pts,v.forEach(function(t){s.info[t]=this.videoTrack[t]},this)):this.audioTrack&&(o=this.audioTrack.timelineStartInfo.pts,_.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=d.initSegment(this.pendingTracks),s.initSegment=new Uint8Array(n.byteLength),s.initSegment.set(n),s.data=new Uint8Array(this.pendingBytes),a=0;a=this.numberOfTracks&&(this.trigger("done"),this.emittedTracks=0)},s.prototype.setRemux=function(t){this.remuxTracks=t},r=function(t){var e,i,o=this,d=!0;r.prototype.init.call(this),t=t||{},this.baseMediaDecodeTime=t.baseMediaDecodeTime||0,this.transmuxPipeline_={},this.setupAacPipeline=function(){var n={};this.transmuxPipeline_=n,n.type="aac",n.metadataStream=new l.MetadataStream,n.aacStream=new g,n.audioTimestampRolloverStream=new l.TimestampRolloverStream("audio"),n.timedMetadataTimestampRolloverStream=new l.TimestampRolloverStream("timed-metadata"),n.adtsStream=new f,n.coalesceStream=new s(t,n.metadataStream),n.headOfPipeline=n.aacStream,n.aacStream.pipe(n.audioTimestampRolloverStream).pipe(n.adtsStream),n.aacStream.pipe(n.timedMetadataTimestampRolloverStream).pipe(n.metadataStream).pipe(n.coalesceStream),n.metadataStream.on("timestamp",function(t){n.aacStream.setTimestamp(t.timeStamp)}),n.aacStream.on("data",function(r){"timed-metadata"!==r.type&&"audio"!==r.type||n.audioSegmentStream||(i=i||{timelineStartInfo:{baseMediaDecodeTime:o.baseMediaDecodeTime},codec:"adts",type:"audio"},n.coalesceStream.numberOfTracks++,n.audioSegmentStream=new a(i,t),n.audioSegmentStream.on("timingInfo",o.trigger.bind(o,"audioTimingInfo")),n.adtsStream.pipe(n.audioSegmentStream).pipe(n.coalesceStream),o.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!e}))}),n.coalesceStream.on("data",this.trigger.bind(this,"data")),n.coalesceStream.on("done",this.trigger.bind(this,"done"))},this.setupTsPipeline=function(){var r={};this.transmuxPipeline_=r,r.type="ts",r.metadataStream=new l.MetadataStream,r.packetStream=new l.TransportPacketStream,r.parseStream=new l.TransportParseStream,r.elementaryStream=new l.ElementaryStream,r.timestampRolloverStream=new l.TimestampRolloverStream,r.adtsStream=new f,r.h264Stream=new m,r.captionStream=new l.CaptionStream,r.coalesceStream=new s(t,r.metadataStream),r.headOfPipeline=r.packetStream,r.packetStream.pipe(r.parseStream).pipe(r.elementaryStream).pipe(r.timestampRolloverStream),r.timestampRolloverStream.pipe(r.h264Stream),r.timestampRolloverStream.pipe(r.adtsStream),r.timestampRolloverStream.pipe(r.metadataStream).pipe(r.coalesceStream),r.h264Stream.pipe(r.captionStream).pipe(r.coalesceStream),r.elementaryStream.on("data",function(s){var d;if("metadata"===s.type){for(d=s.tracks.length;d--;)e||"video"!==s.tracks[d].type?i||"audio"!==s.tracks[d].type||(i=s.tracks[d],i.timelineStartInfo.baseMediaDecodeTime=o.baseMediaDecodeTime):(e=s.tracks[d],e.timelineStartInfo.baseMediaDecodeTime=o.baseMediaDecodeTime);e&&!r.videoSegmentStream&&(r.coalesceStream.numberOfTracks++,r.videoSegmentStream=new n(e,t),r.videoSegmentStream.on("timelineStartInfo",function(e){i&&!t.keepOriginalTimestamps&&(i.timelineStartInfo=e,r.audioSegmentStream.setEarliestDts(e.dts-o.baseMediaDecodeTime))}),r.videoSegmentStream.on("processedGopsInfo",o.trigger.bind(o,"gopInfo")),r.videoSegmentStream.on("segmentTimingInfo",o.trigger.bind(o,"videoSegmentTimingInfo")),r.videoSegmentStream.on("baseMediaDecodeTime",function(t){i&&r.audioSegmentStream.setVideoBaseMediaDecodeTime(t)}),r.videoSegmentStream.on("timingInfo",o.trigger.bind(o,"videoTimingInfo")),r.h264Stream.pipe(r.videoSegmentStream).pipe(r.coalesceStream)),i&&!r.audioSegmentStream&&(r.coalesceStream.numberOfTracks++,r.audioSegmentStream=new a(i,t),r.audioSegmentStream.on("timingInfo",o.trigger.bind(o,"audioTimingInfo")),r.adtsStream.pipe(r.audioSegmentStream).pipe(r.coalesceStream)),o.trigger("trackinfo",{hasAudio:!!i,hasVideo:!!e})}}),r.coalesceStream.on("data",this.trigger.bind(this,"data")),r.coalesceStream.on("id3Frame",function(t){t.dispatchType=r.metadataStream.dispatchType,o.trigger("id3Frame",t)}),r.coalesceStream.on("caption",this.trigger.bind(this,"caption")),r.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,u.clearDtsInfo(i),a.audioTimestampRolloverStream&&a.audioTimestampRolloverStream.discontinuity()),e&&(a.videoSegmentStream&&(a.videoSegmentStream.gopCache_=[]),e.timelineStartInfo.dts=void 0,e.timelineStartInfo.pts=void 0,u.clearDtsInfo(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(d){var e=y(t);e&&"aac"!==this.transmuxPipeline_.type?this.setupAacPipeline():e||"ts"===this.transmuxPipeline_.type||this.setupTsPipeline(),d=!1}this.transmuxPipeline_.headOfPipeline.push(t)},this.flush=function(){d=!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()}},r.prototype=new o,e.exports={Transmuxer:r,VideoSegmentStream:n,AudioSegmentStream:a,AUDIO_PROPERTIES:_,VIDEO_PROPERTIES:v,generateVideoSegmentTimingInfo:T}},{1:1,13:13,16:16,18:18,2:2,21:21,29:29,3:3,31:31,4:4,5:5,6:6,9:9}],23:[function(t,e,i){"use strict";var n=function(t){for(var e=0,i={payloadType:-1,payloadSize:0},n=0,a=0;e>>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]}};e.exports=n},{}],25:[function(t,e,i){var n=t(28).toUnsigned,a=function(t){var e={version:t[0],flags:new Uint8Array(t.subarray(1,4)),baseMediaDecodeTime:n(t[4]<<24|t[5]<<16|t[6]<<8|t[7])};return 1===e.version&&(e.baseMediaDecodeTime*=Math.pow(2,32),e.baseMediaDecodeTime+=n(t[8]<<24|t[9]<<16|t[10]<<8|t[11])),e};e.exports=a},{28:28}],26:[function(t,e,i){var n=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],d=32&n.flags[2],h=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),d&&(n.defaultSampleFlags=i.getUint32(e)),h&&(n.durationIsEmpty=!0),!a&&p&&(n.baseDataOffsetIsMoof=!0),n};e.exports=n},{}],27:[function(t,e,i){var n=t(24),a=function(t){var e,i={version:t[0],flags:new Uint8Array(t.subarray(1,4)),samples:[]},a=new DataView(t.buffer,t.byteOffset,t.byteLength),r=1&i.flags[2],s=4&i.flags[2],o=1&i.flags[1],d=2&i.flags[1],h=4&i.flags[1],p=8&i.flags[1],u=a.getUint32(4),l=8;for(r&&(i.dataOffset=a.getInt32(l),l+=4),s&&u&&(e={flags:n(t.subarray(l,l+4))},l+=4,o&&(e.duration=a.getUint32(l),l+=4),d&&(e.size=a.getUint32(l),l+=4),p&&(1===i.version?e.compositionTimeOffset=a.getInt32(l):e.compositionTimeOffset=a.getUint32(l),l+=4),i.samples.push(e),u--);u--;)e={},o&&(e.duration=a.getUint32(l),l+=4),d&&(e.size=a.getUint32(l),l+=4),h&&(e.flags=n(t.subarray(l,l+4)),l+=4),p&&(1===i.version?e.compositionTimeOffset=a.getInt32(l):e.compositionTimeOffset=a.getUint32(l),l+=4),i.samples.push(e);return i};e.exports=a},{24:24}],28:[function(t,e,i){var n=function(t){return t>>>0},a=function(t){return("00"+t.toString(16)).slice(-2)};e.exports={toUnsigned:n,toHexString:a}},{}],29:[function(t,e,i){var n,a,r,s,o,d,h;n=function(t){return 9e4*t},a=function(t,e){return t*e},r=function(t){return t/9e4},s=function(t,e){return t/e},o=function(t,e){return n(s(t,e))},d=function(t,e){return a(r(t),e)},h=function(t,e,i){return r(i?t:t-e)},e.exports={ONE_SECOND_IN_TS:9e4,secondsToVideoTs:n,secondsToAudioTs:a,videoTsToSeconds:r,audioTsToSeconds:s,audioTsToVideoTs:o,videoTsToAudioTs:d,metadataTsToSeconds:h}},{}],30:[function(t,e,i){"use strict";var n;n=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,a=Math.floor(t/8),t-=8*a,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,n>0?i<<=a:e>0&&this.loadWord(),a=t-a,a>0?r<>>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()},e.exports=n},{}],31:[function(t,e,i){"use strict";var n=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