!function(){"use strict";var e=function(e){return e.MEDIA_ATTACHING="hlsMediaAttaching",e.MEDIA_ATTACHED="hlsMediaAttached",e.MEDIA_DETACHING="hlsMediaDetaching",e.MEDIA_DETACHED="hlsMediaDetached",e.BUFFER_RESET="hlsBufferReset",e.BUFFER_CODECS="hlsBufferCodecs",e.BUFFER_CREATED="hlsBufferCreated",e.BUFFER_APPENDING="hlsBufferAppending",e.BUFFER_APPENDED="hlsBufferAppended",e.BUFFER_EOS="hlsBufferEos",e.BUFFER_FLUSHING="hlsBufferFlushing",e.BUFFER_FLUSHED="hlsBufferFlushed",e.MANIFEST_LOADING="hlsManifestLoading",e.MANIFEST_LOADED="hlsManifestLoaded",e.MANIFEST_PARSED="hlsManifestParsed",e.LEVEL_SWITCHING="hlsLevelSwitching",e.LEVEL_SWITCHED="hlsLevelSwitched",e.LEVEL_LOADING="hlsLevelLoading",e.LEVEL_LOADED="hlsLevelLoaded",e.LEVEL_UPDATED="hlsLevelUpdated",e.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",e.LEVELS_UPDATED="hlsLevelsUpdated",e.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",e.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",e.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",e.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",e.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",e.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",e.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",e.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",e.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",e.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",e.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",e.CUES_PARSED="hlsCuesParsed",e.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",e.INIT_PTS_FOUND="hlsInitPtsFound",e.FRAG_LOADING="hlsFragLoading",e.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",e.FRAG_LOADED="hlsFragLoaded",e.FRAG_DECRYPTED="hlsFragDecrypted",e.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",e.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",e.FRAG_PARSING_METADATA="hlsFragParsingMetadata",e.FRAG_PARSED="hlsFragParsed",e.FRAG_BUFFERED="hlsFragBuffered",e.FRAG_CHANGED="hlsFragChanged",e.FPS_DROP="hlsFpsDrop",e.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",e.MAX_AUTO_LEVEL_UPDATED="hlsMaxAutoLevelUpdated",e.ERROR="hlsError",e.DESTROYING="hlsDestroying",e.KEY_LOADING="hlsKeyLoading",e.KEY_LOADED="hlsKeyLoaded",e.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",e.BACK_BUFFER_REACHED="hlsBackBufferReached",e.STEERING_MANIFEST_LOADED="hlsSteeringManifestLoaded",e}({}),t=function(e){return e.NETWORK_ERROR="networkError",e.MEDIA_ERROR="mediaError",e.KEY_SYSTEM_ERROR="keySystemError",e.MUX_ERROR="muxError",e.OTHER_ERROR="otherError",e}({}),r=function(e){return e.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",e.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",e.KEY_SYSTEM_NO_SESSION="keySystemNoSession",e.KEY_SYSTEM_NO_CONFIGURED_LICENSE="keySystemNoConfiguredLicense",e.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",e.KEY_SYSTEM_SERVER_CERTIFICATE_REQUEST_FAILED="keySystemServerCertificateRequestFailed",e.KEY_SYSTEM_SERVER_CERTIFICATE_UPDATE_FAILED="keySystemServerCertificateUpdateFailed",e.KEY_SYSTEM_SESSION_UPDATE_FAILED="keySystemSessionUpdateFailed",e.KEY_SYSTEM_STATUS_OUTPUT_RESTRICTED="keySystemStatusOutputRestricted",e.KEY_SYSTEM_STATUS_INTERNAL_ERROR="keySystemStatusInternalError",e.MANIFEST_LOAD_ERROR="manifestLoadError",e.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",e.MANIFEST_PARSING_ERROR="manifestParsingError",e.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",e.LEVEL_EMPTY_ERROR="levelEmptyError",e.LEVEL_LOAD_ERROR="levelLoadError",e.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",e.LEVEL_PARSING_ERROR="levelParsingError",e.LEVEL_SWITCH_ERROR="levelSwitchError",e.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",e.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",e.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",e.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",e.FRAG_LOAD_ERROR="fragLoadError",e.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",e.FRAG_DECRYPT_ERROR="fragDecryptError",e.FRAG_PARSING_ERROR="fragParsingError",e.FRAG_GAP="fragGap",e.REMUX_ALLOC_ERROR="remuxAllocError",e.KEY_LOAD_ERROR="keyLoadError",e.KEY_LOAD_TIMEOUT="keyLoadTimeOut",e.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",e.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",e.BUFFER_APPEND_ERROR="bufferAppendError",e.BUFFER_APPENDING_ERROR="bufferAppendingError",e.BUFFER_STALLED_ERROR="bufferStalledError",e.BUFFER_FULL_ERROR="bufferFullError",e.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",e.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",e.INTERNAL_EXCEPTION="internalException",e.INTERNAL_ABORTED="aborted",e.UNKNOWN="unknown",e}({}),i=function(){function e(e,t){this.subtle=void 0,this.aesIV=void 0,this.subtle=e,this.aesIV=t}return e.prototype.decrypt=function(e,t){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},t,e)},e}(),n=function(){function e(e,t){this.subtle=void 0,this.key=void 0,this.subtle=e,this.key=t}return e.prototype.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},e}();function a(e,t,r){return Uint8Array.prototype.slice?e.slice(t,r):new Uint8Array(Array.prototype.slice.call(e,t,r))}var s=function(){function e(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var t=e.prototype;return t.uint8ArrayToUint32Array_=function(e){for(var t=new DataView(e),r=new Uint32Array(4),i=0;i<4;i++)r[i]=t.getUint32(4*i);return r},t.initTable=function(){var e=this.sBox,t=this.invSBox,r=this.subMix,i=r[0],n=r[1],a=r[2],s=r[3],o=this.invSubMix,u=o[0],d=o[1],c=o[2],h=o[3],l=new Uint32Array(256),f=0,p=0,m=0;for(m=0;m<256;m++)l[m]=m<128?m<<1:m<<1^283;for(m=0;m<256;m++){var v=p^p<<1^p<<2^p<<3^p<<4;v=v>>>8^255&v^99,e[f]=v,t[v]=f;var y=l[f],g=l[y],S=l[g],b=257*l[v]^16843008*v;i[f]=b<<24|b>>>8,n[f]=b<<16|b>>>16,a[f]=b<<8|b>>>24,s[f]=b,b=16843009*S^65537*g^257*y^16843008*f,u[v]=b<<24|b>>>8,d[v]=b<<16|b>>>16,c[v]=b<<8|b>>>24,h[v]=b,f?(f=y^l[l[l[S^y]]],p^=l[l[p]]):f=p=1}},t.expandKey=function(e){for(var t=this.uint8ArrayToUint32Array_(e),r=!0,i=0;i"):o}(t)}))}var h=d,l=Number.isFinite||function(e){return"number"==typeof e&&isFinite(e)},f=Number.isSafeInteger||function(e){return"number"==typeof e&&Math.abs(e)<=p},p=Number.MAX_SAFE_INTEGER||9007199254740991;function m(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var i=Object.getOwnPropertySymbols(e);t&&(i=i.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,i)}return r}function v(e){for(var t=1;t0)return e.subarray(r,r+i)},U=function(e,t){var r=0;return r=(127&e[t])<<21,r|=(127&e[t+1])<<14,r|=(127&e[t+2])<<7,r|=127&e[t+3]},L=function(e,t){return I(e,t)&&U(e,t+6)+10<=e.length-t},M=function(e){for(var t=V(e),r=0;r>4){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:d+=String.fromCharCode(a);break;case 12:case 13:s=e[c++],d+=String.fromCharCode((31&a)<<6|63&s);break;case 14:s=e[c++],o=e[c++],d+=String.fromCharCode((15&a)<<12|(63&s)<<6|(63&o)<<0)}}return d};function H(){if(!navigator.userAgent.includes("PlayStation 4"))return k||void 0===self.TextDecoder||(k=new self.TextDecoder("utf-8")),k}var W=function(e){for(var t="",r=0;r>24,e[t+1]=r>>16&255,e[t+2]=r>>8&255,e[t+3]=255&r}function ie(e,t){var r=[];if(!t.length)return r;for(var i=e.byteLength,n=0;n1?n+a:i;if(J(e.subarray(n+4,n+8))===t[0])if(1===t.length)r.push(e.subarray(n+8,s));else{var o=ie(e.subarray(n+8,s),t.slice(1));o.length&&q.apply(r,o)}n=s}return r}function ne(e){var t=[],r=e[0],i=8,n=$(e,i);i+=4;var a=0,s=0;0===r?(a=$(e,i),s=$(e,i+4),i+=8):(a=ee(e,i),s=ee(e,i+8),i+=16),i+=2;var o=e.length+s,u=Q(e,i);i+=2;for(var d=0;d>>31)return h.warn("SIDX has hierarchical references (not supported)"),null;var p=$(e,c);c+=4,t.push({referenceSize:f,subsegmentDuration:p,info:{duration:p/n,start:o,end:o+f-1}}),o+=f,i=c+=4}return{earliestPresentationTime:a,timescale:n,version:r,referencesCount:u,references:t}}function ae(e){for(var t=[],r=ie(e,["moov","trak"]),i=0;i12){var c=4;if(3!==d[c++])break;c=oe(d,c),c+=2;var h=d[c++];if(128&h&&(c+=2),64&h&&(c+=d[c++]),4!==d[c++])break;c=oe(d,c);var l=d[c++];if(64!==l)break;if(n+="."+ue(l),c+=12,5!==d[c++])break;c=oe(d,c);var f=d[c++],p=(248&f)>>3;31===p&&(p+=1+((7&f)<<3)+((224&d[c])>>5)),n+="."+p}break;case"hvc1":case"hev1":var m=ie(r,["hvcC"])[0],v=m[1],y=["","A","B","C"][v>>6],g=31&v,S=$(m,2),b=(32&v)>>5?"H":"L",T=m[12],E=m.subarray(6,12);n+="."+y+g,n+="."+S.toString(16).toUpperCase(),n+="."+b+T;for(var A="",x=E.length;x--;){var R=E[x];if(R||A)A="."+R.toString(16).toUpperCase()+A}n+=A;break;case"dvh1":case"dvhe":var _=ie(r,["dvcC"])[0],w=_[2]>>1&127,k=_[2]<<5&32|_[3]>>3&31;n+="."+de(w)+"."+de(k);break;case"vp09":var D=ie(r,["vpcC"])[0],P=D[4],I=D[5],C=D[6]>>4&15;n+="."+de(P)+"."+de(I)+"."+de(C);break;case"av01":var O=ie(r,["av1C"])[0],U=O[1]>>>5,L=31&O[1],M=O[2]>>>7?"H":"M",F=(64&O[2])>>6,N=(32&O[2])>>5,V=2===U&&F?N?12:10:F?10:8,G=(16&O[2])>>4,B=(8&O[2])>>3,K=(4&O[2])>>2,Y=3&O[2];n+="."+U+"."+de(L)+M+"."+de(V)+"."+G+"."+B+K+Y+"."+de(1)+"."+de(1)+"."+de(1)+".0"}return{codec:n,encrypted:a}}function oe(e,t){for(var r=t+5;128&e[t++]&&t0;n||(i=ie(t,["encv"])),i.forEach((function(e){ie(n?e.subarray(28):e.subarray(78),["sinf"]).forEach((function(e){var t=function(e){var t=ie(e,["schm"])[0];if(t){var r=J(t.subarray(4,8));if("cbcs"===r||"cenc"===r)return ie(e,["schi","tenc"])[0]}return null}(e);if(t){var i=t.subarray(8,24);i.some((function(e){return 0!==e}))||(h.log("[eme] Patching keyId in 'enc"+(n?"a":"v")+">sinf>>tenc' box: "+W(i)+" -> "+W(r)),t.set(r,8))}}))}))}));return e}function he(e){var t=$(e,0),r=8;1&t&&(r+=4),4&t&&(r+=4);for(var i=0,n=$(e,4),a=0;a>1&63;return 39===r||40===r}return 6===(31&t)}function me(e,t,r,i){var n=ve(e),a=0;a+=t;for(var s=0,o=0,u=0;a=n.length)break;s+=u=n[a++]}while(255===u);o=0;do{if(a>=n.length)break;o+=u=n[a++]}while(255===u);var d=n.length-a,c=a;if(od){h.error("Malformed SEI payload. "+o+" is too small, only "+d+" bytes left to parse.");break}if(4===s){if(181===n[c++]){var l=Q(n,c);if(c+=2,49===l){var f=$(n,c);if(c+=4,1195456820===f){var p=n[c++];if(3===p){var m=n[c++],v=64&m,y=v?2+3*(31&m):0,g=new Uint8Array(y);if(v){g[0]=m;for(var S=1;S16){for(var b=[],T=0;T<16;T++){var E=n[c++].toString(16);b.push(1==E.length?"0"+E:E),3!==T&&5!==T&&7!==T&&9!==T||b.push("-")}for(var A=o-16,x=new Uint8Array(A),R=0;R0&&o.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:ge,duration:Number.POSITIVE_INFINITY});n>>5}function _e(e,t){return t+1=e.length)return!1;var i=Re(e,t);if(i<=r)return!1;var n=t+i;return n===e.length||_e(e,n)}return!1}function ke(i,n,a,s,o){if(!i.samplerate){var u=function(i,n,a,s){var o,u,d,c,l=navigator.userAgent.toLowerCase(),f=s,p=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];o=1+((192&n[a+2])>>>6);var m=(60&n[a+2])>>>2;if(!(m>p.length-1))return d=(1&n[a+2])<<2,d|=(192&n[a+3])>>>6,h.log("manifest codec:"+s+", ADTS type:"+o+", samplingIndex:"+m),/firefox/i.test(l)?m>=6?(o=5,c=new Array(4),u=m-3):(o=2,c=new Array(2),u=m):-1!==l.indexOf("android")?(o=2,c=new Array(2),u=m):(o=5,c=new Array(4),s&&(-1!==s.indexOf("mp4a.40.29")||-1!==s.indexOf("mp4a.40.5"))||!s&&m>=6?u=m-3:((s&&-1!==s.indexOf("mp4a.40.2")&&(m>=6&&1===d||/vivaldi/i.test(l))||!s&&1===d)&&(o=2,c=new Array(2)),u=m)),c[0]=o<<3,c[0]|=(14&m)>>1,c[1]|=(1&m)<<7,c[1]|=d<<3,5===o&&(c[1]|=(14&u)>>1,c[2]=(1&u)<<7,c[2]|=8,c[3]=0),{config:c,samplerate:p[m],channelCount:d,codec:"mp4a.40."+o,manifestCodec:f};var v=new Error("invalid ADTS sampling index:"+m);i.emit(e.ERROR,e.ERROR,{type:t.MEDIA_ERROR,details:r.FRAG_PARSING_ERROR,fatal:!0,error:v,reason:v.message})}(n,a,s,o);if(!u)return;i.config=u.config,i.samplerate=u.samplerate,i.channelCount=u.channelCount,i.codec=u.codec,i.manifestCodec=u.manifestCodec,h.log("parsed codec:"+i.codec+", rate:"+u.samplerate+", channels:"+u.channelCount)}}function De(e){return 9216e4/e}function Pe(e,t,r,i,n){var a,s=i+n*De(e.samplerate),o=function(e,t){var r=xe(e,t);if(t+r<=e.length){var i=Re(e,t)-r;if(i>0)return{headerLength:r,frameLength:i}}}(t,r);if(o){var u=o.frameLength,d=o.headerLength,c=d+u,h=Math.max(0,r+c-t.length);h?(a=new Uint8Array(c-d)).set(t.subarray(r+d,t.length),0):a=t.subarray(r+d,r+c);var l={unit:a,pts:s};return h||e.samples.push(l),{sample:l,length:c,missing:h}}var f=t.length-r;return(a=new Uint8Array(f)).set(t.subarray(r,t.length),0),{sample:{unit:a,pts:s},length:f,missing:-1}}var Ie=null,Ce=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],Oe=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],Ue=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],Le=[0,1,1,4];function Me(e,t,r,i,n){if(!(r+24>t.length)){var a=Fe(t,r);if(a&&r+a.frameLength<=t.length){var s=i+n*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:t.subarray(r,r+a.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function Fe(e,t){var r=e[t+1]>>3&3,i=e[t+1]>>1&3,n=e[t+2]>>4&15,a=e[t+2]>>2&3;if(1!==r&&0!==n&&15!==n&&3!==a){var s=e[t+2]>>1&1,o=e[t+3]>>6,u=1e3*Ce[14*(3===r?3-i:3===i?3:4)+n-1],d=Oe[3*(3===r?0:2===r?1:2)+a],c=3===o?1:2,h=Ue[r][i],l=Le[i],f=8*h*l,p=Math.floor(h*u/d+s)*l;if(null===Ie){var m=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);Ie=m?parseInt(m[1]):0}return!!Ie&&Ie<=87&&2===i&&u>=224e3&&0===o&&(e[t+3]=128|e[t+3]),{sampleRate:d,channelCount:c,frameLength:p,samplesPerFrame:f}}}function Ne(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function Ve(e,t){return t+18&&109===e[r+4]&&111===e[r+5]&&111===e[r+6]&&102===e[r+7])return!0;r=i>1?r+i:t}return!1}(e)},t.demux=function(e,t){this.timeOffset=t;var r=e,i=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=le(this.remainderData,e));var s=function(e){var t={valid:null,remainder:null},r=ie(e,["moof"]);if(r.length<2)return t.remainder=e,t;var i=r[r.length-1];return t.valid=a(e,0,i.byteOffset-8),t.remainder=a(e,i.byteOffset-8),t}(r);this.remainderData=s.remainder,i.samples=s.valid||new Uint8Array}else i.samples=r;var o=this.extractID3Track(i,t);return n.samples=fe(t,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:o,textTrack:this.txtTrack}},t.flush=function(){var e=this.timeOffset,t=this.videoTrack,r=this.txtTrack;t.samples=this.remainderData||new Uint8Array,this.remainderData=null;var i=this.extractID3Track(t,this.timeOffset);return r.samples=fe(e,t),{videoTrack:t,audioTrack:be(),id3Track:i,textTrack:be()}},t.extractID3Track=function(e,t){var r=this.id3Track;if(e.samples.length){var i=ie(e.samples,["emsg"]);i&&i.forEach((function(e){var i=function(e){var t=e[0],r="",i="",n=0,a=0,s=0,o=0,u=0,d=0;if(0===t){for(;"\0"!==J(e.subarray(d,d+1));)r+=J(e.subarray(d,d+1)),d+=1;for(r+=J(e.subarray(d,d+1)),d+=1;"\0"!==J(e.subarray(d,d+1));)i+=J(e.subarray(d,d+1)),d+=1;i+=J(e.subarray(d,d+1)),d+=1,n=$(e,12),a=$(e,16),o=$(e,20),u=$(e,24),d=28}else if(1===t){n=$(e,d+=4);var c=$(e,d+=4),l=$(e,d+=4);for(d+=4,s=Math.pow(2,32)*c+l,f(s)||(s=Number.MAX_SAFE_INTEGER,h.warn("Presentation time exceeds safe integer limit and wrapped to max safe integer in parsing emsg box")),o=$(e,d),u=$(e,d+=4),d+=4;"\0"!==J(e.subarray(d,d+1));)r+=J(e.subarray(d,d+1)),d+=1;for(r+=J(e.subarray(d,d+1)),d+=1;"\0"!==J(e.subarray(d,d+1));)i+=J(e.subarray(d,d+1)),d+=1;i+=J(e.subarray(d,d+1)),d+=1}return{schemeIdUri:r,value:i,timeScale:n,presentationTime:s,presentationTimeDelta:a,eventDuration:o,id:u,payload:e.subarray(d,e.byteLength)}}(e);if(Ke.test(i.schemeIdUri)){var n=l(i.presentationTime)?i.presentationTime/i.timeScale:t+i.presentationTimeDelta/i.timeScale,a=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;a<=.001&&(a=Number.POSITIVE_INFINITY);var s=i.payload;r.samples.push({data:s,len:s.byteLength,dts:n,pts:n,type:Se,duration:a})}}))}return r},t.demuxSampleAes=function(e,t,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},t.destroy=function(){},e}(),je=function(e,t){var r=0,i=5;t+=i;for(var n=new Uint32Array(1),a=new Uint32Array(1),s=new Uint8Array(1);i>0;){s[0]=e[t];var o=Math.min(i,8),u=8-o;a[0]=4278190080>>>24+u<>u,r=r?r<t.length)return-1;if(11!==t[r]||119!==t[r+1])return-1;var a=t[r+4]>>6;if(a>=3)return-1;var s=[48e3,44100,32e3][a],o=63&t[r+4],u=2*[64,69,96,64,70,96,80,87,120,80,88,120,96,104,144,96,105,144,112,121,168,112,122,168,128,139,192,128,140,192,160,174,240,160,175,240,192,208,288,192,209,288,224,243,336,224,244,336,256,278,384,256,279,384,320,348,480,320,349,480,384,417,576,384,418,576,448,487,672,448,488,672,512,557,768,512,558,768,640,696,960,640,697,960,768,835,1152,768,836,1152,896,975,1344,896,976,1344,1024,1114,1536,1024,1115,1536,1152,1253,1728,1152,1254,1728,1280,1393,1920,1280,1394,1920][3*o+a];if(r+u>t.length)return-1;var d=t[r+6]>>5,c=0;2===d?c+=2:(1&d&&1!==d&&(c+=2),4&d&&(c+=2));var h=(t[r+6]<<8|t[r+7])>>12-c&1,l=[2,1,2,3,3,4,4,5][d]+h,f=t[r+5]>>3,p=7&t[r+5],m=new Uint8Array([a<<6|f<<1|p>>2,(3&p)<<6|d<<3|h<<2|o>>4,o<<4&224]),v=i+n*(1536/s*9e4),y=t.subarray(r,r+u);return e.config=m,e.channelCount=l,e.samplerate=s,e.samples.push({unit:y,pts:v}),u}var We=function(){function e(){this.VideoSample=null}var t=e.prototype;return t.createVideoSample=function(e,t,r,i){return{key:e,frame:!1,pts:t,dts:r,units:[],debug:i,length:0}},t.getLastNalUnit=function(e){var t,r,i=this.VideoSample;if(i&&0!==i.units.length||(i=e[e.length-1]),null!=(t=i)&&t.units){var n=i.units;r=n[n.length-1]}return r},t.pushAccessUnit=function(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){var r=t.samples,i=r.length;if(!i)return void t.dropped++;var n=r[i-1];e.pts=n.pts,e.dts=n.dts}t.samples.push(e)}e.debug.length&&h.log(e.pts+"/"+e.dts+":"+e.debug)},e}(),Xe=function(){function e(e){this.data=void 0,this.bytesAvailable=void 0,this.word=void 0,this.bitsAvailable=void 0,this.data=e,this.bytesAvailable=e.byteLength,this.word=0,this.bitsAvailable=0}var t=e.prototype;return t.loadWord=function(){var e=this.data,t=this.bytesAvailable,r=e.byteLength-t,i=new Uint8Array(4),n=Math.min(4,t);if(0===n)throw new Error("no bytes available");i.set(e.subarray(r,r+n)),this.word=new DataView(i.buffer).getUint32(0),this.bitsAvailable=8*n,this.bytesAvailable-=n},t.skipBits=function(e){var t;e=Math.min(e,8*this.bytesAvailable+this.bitsAvailable),this.bitsAvailable>e?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,e-=(t=e>>3)<<3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)},t.readBits=function(e){var t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;if(e>32&&h.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0)this.word<<=t;else{if(!(this.bytesAvailable>0))throw new Error("no bits available");this.loadWord()}return(t=e-t)>0&&this.bitsAvailable?r<>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},t.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.skipEG=function(){this.skipBits(1+this.skipLZ())},t.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},t.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},t.readBoolean=function(){return 1===this.readBits(1)},t.readUByte=function(){return this.readBits(8)},t.readUShort=function(){return this.readBits(16)},t.readUInt=function(){return this.readBits(32)},t.skipScalingList=function(e){for(var t=8,r=8,i=0;i4){var f=new Xe(l).readSliceType();2!==f&&4!==f&&7!==f&&9!==f||(c=!0)}if(c)null!=(h=u)&&h.frame&&!u.key&&(s.pushAccessUnit(u,e),u=s.VideoSample=null);u||(u=s.VideoSample=s.createVideoSample(!0,r.pts,r.dts,"")),u.frame=!0,u.key=c;break;case 5:a=!0,null!=(o=u)&&o.frame&&!u.key&&(s.pushAccessUnit(u,e),u=s.VideoSample=null),u||(u=s.VideoSample=s.createVideoSample(!0,r.pts,r.dts,"")),u.key=!0,u.frame=!0;break;case 6:a=!0,me(i.data,1,r.pts,t.samples);break;case 7:var p,m;a=!0,d=!0;var v=i.data,y=new Xe(v).readSPS();if(!e.sps||e.width!==y.width||e.height!==y.height||(null==(p=e.pixelRatio)?void 0:p[0])!==y.pixelRatio[0]||(null==(m=e.pixelRatio)?void 0:m[1])!==y.pixelRatio[1]){e.width=y.width,e.height=y.height,e.pixelRatio=y.pixelRatio,e.sps=[v],e.duration=n;for(var g=v.subarray(1,4),S="avc1.",b=0;b<3;b++){var T=g[b].toString(16);T.length<2&&(T="0"+T),S+=T}e.codec=S}break;case 8:a=!0,e.pps=[i.data];break;case 9:a=!0,e.audFound=!0,u&&s.pushAccessUnit(u,e),u=s.VideoSample=s.createVideoSample(!1,r.pts,r.dts,"");break;case 12:a=!0;break;default:a=!1,u&&(u.debug+="unknown NAL "+i.type+" ")}u&&a&&u.units.push(i)})),i&&u&&(this.pushAccessUnit(u,e),this.VideoSample=null)},r.parseAVCNALu=function(e,t){var r,i,n=t.byteLength,a=e.naluState||0,s=a,o=[],u=0,d=-1,c=0;for(-1===a&&(d=0,c=31&t[0],a=0,u=1);u=0){var h={data:t.subarray(d,i),type:c};o.push(h)}else{var l=this.getLastNalUnit(e.samples);l&&(s&&u<=4-s&&l.state&&(l.data=l.data.subarray(0,l.data.byteLength-s)),i>0&&(l.data=le(l.data,t.subarray(0,i)),l.state=0))}u=0&&a>=0){var f={data:t.subarray(d,n),type:c,state:a};o.push(f)}if(0===o.length){var p=this.getLastNalUnit(e.samples);p&&(p.data=le(p.data,t))}return e.naluState=a,o},t}(We),Ze=function(){function e(e,t,r){this.keyData=void 0,this.decrypter=void 0,this.keyData=r,this.decrypter=new ye(t,{removePKCS7Padding:!1})}var t=e.prototype;return t.decryptBuffer=function(e){return this.decrypter.decrypt(e,this.keyData.key.buffer,this.keyData.iv.buffer)},t.decryptAacSample=function(e,t,r){var i=this,n=e[t].unit;if(!(n.length<=16)){var a=n.subarray(16,n.length-n.length%16),s=a.buffer.slice(a.byteOffset,a.byteOffset+a.length);this.decryptBuffer(s).then((function(a){var s=new Uint8Array(a);n.set(s,16),i.decrypter.isSync()||i.decryptAacSamples(e,t+1,r)}))}},t.decryptAacSamples=function(e,t,r){for(;;t++){if(t>=e.length)return void r();if(!(e[t].unit.length<32)&&(this.decryptAacSample(e,t,r),!this.decrypter.isSync()))return}},t.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t),i=0,n=32;n=e.length)return void i();for(var n=e[t].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type||(this.decryptAvcSample(e,t,r,i,a),this.decrypter.isSync())))return}}},e}(),Je=188,Qe=function(){function e(e,t,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._videoTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.remainderData=null,this.videoParser=void 0,this.observer=e,this.config=t,this.typeSupported=r,this.videoParser=new qe}e.probe=function(t){var r=e.syncOffset(t);return r>0&&h.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},e.syncOffset=function(e){for(var t=e.length,r=Math.min(940,t-Je)+1,i=0;i1&&(0===a&&s>2||o+Je>r))return a}i++}return-1},e.createTrack=function(e,t){return{container:"video"===e||"audio"===e?"video/mp2t":void 0,type:e,id:Z[e],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:"audio"===e?t:void 0}};var t=e.prototype;return t.resetInitSegment=function(t,r,i,n){this.pmtParsed=!1,this._pmtId=-1,this._videoTrack=e.createTrack("video"),this._audioTrack=e.createTrack("audio",n),this._id3Track=e.createTrack("id3"),this._txtTrack=e.createTrack("text"),this._audioTrack.segmentCodec="aac",this.aacOverFlow=null,this.remainderData=null,this.audioCodec=r,this.videoCodec=i,this._duration=n},t.resetTimeStamp=function(){},t.resetContiguity=function(){var e=this._audioTrack,t=this._videoTrack,r=this._id3Track;e&&(e.pesData=null),t&&(t.pesData=null),r&&(r.pesData=null),this.aacOverFlow=null,this.remainderData=null},t.demux=function(t,r,i,n){var a;void 0===i&&(i=!1),void 0===n&&(n=!1),i||(this.sampleAes=null);var s=this._videoTrack,o=this._audioTrack,u=this._id3Track,d=this._txtTrack,c=s.pid,l=s.pesData,f=o.pid,p=u.pid,m=o.pesData,v=u.pesData,y=null,g=this.pmtParsed,S=this._pmtId,b=t.length;if(this.remainderData&&(b=(t=le(this.remainderData,t)).length,this.remainderData=null),b>4>1){if((_=A+5+t[A+4])===A+Je)continue}else _=A+4;switch(R){case c:x&&(l&&(a=nt(l))&&this.videoParser.parseAVCPES(s,d,a,!1,this._duration),l={data:[],size:0}),l&&(l.data.push(t.subarray(_,A+Je)),l.size+=A+Je-_);break;case f:if(x){if(m&&(a=nt(m)))switch(o.segmentCodec){case"aac":this.parseAACPES(o,a);break;case"mp3":this.parseMPEGPES(o,a);break;case"ac3":this.parseAC3PES(o,a)}m={data:[],size:0}}m&&(m.data.push(t.subarray(_,A+Je)),m.size+=A+Je-_);break;case p:x&&(v&&(a=nt(v))&&this.parseID3PES(u,a),v={data:[],size:0}),v&&(v.data.push(t.subarray(_,A+Je)),v.size+=A+Je-_);break;case 0:x&&(_+=t[_]+1),S=this._pmtId=et(t,_);break;case S:x&&(_+=t[_]+1);var w=tt(t,_,this.typeSupported,i,this.observer);(c=w.videoPid)>0&&(s.pid=c,s.segmentCodec=w.segmentVideoCodec),(f=w.audioPid)>0&&(o.pid=f,o.segmentCodec=w.segmentAudioCodec),(p=w.id3Pid)>0&&(u.pid=p),null===y||g||(h.warn("MPEG-TS PMT found at "+A+" after unknown PID '"+y+"'. Backtracking to sync byte @"+T+" to parse all TS packets."),y=null,A=T-188),g=this.pmtParsed=!0;break;case 17:case 8191:break;default:y=R}}else E++;E>0&&rt(this.observer,new Error("Found "+E+" TS packet/s that do not start with 0x47")),s.pesData=l,o.pesData=m,u.pesData=v;var k={audioTrack:o,videoTrack:s,id3Track:u,textTrack:d};return n&&this.extractRemainingSamples(k),k},t.flush=function(){var e,t=this.remainderData;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._videoTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e},t.extractRemainingSamples=function(e){var t,r=e.audioTrack,i=e.videoTrack,n=e.id3Track,a=e.textTrack,s=i.pesData,o=r.pesData,u=n.pesData;if(s&&(t=nt(s))?(this.videoParser.parseAVCPES(i,a,t,!0,this._duration),i.pesData=null):i.pesData=s,o&&(t=nt(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,t);break;case"mp3":this.parseMPEGPES(r,t);break;case"ac3":this.parseAC3PES(r,t)}r.pesData=null}else null!=o&&o.size&&h.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;u&&(t=nt(u))?(this.parseID3PES(n,t),n.pesData=null):n.pesData=u},t.demuxSampleAes=function(e,t,r){var i=this.demux(e,r,!0,!this.config.progressive),n=this.sampleAes=new Ze(this.observer,this.config,t);return this.decrypt(i,n)},t.decrypt=function(e,t){return new Promise((function(r){var i=e.audioTrack,n=e.videoTrack;i.samples&&"aac"===i.segmentCodec?t.decryptAacSamples(i.samples,0,(function(){n.samples?t.decryptAvcSamples(n.samples,0,0,(function(){r(e)})):r(e)})):n.samples&&t.decryptAvcSamples(n.samples,0,0,(function(){r(e)}))}))},t.destroy=function(){this._duration=0},t.parseAACPES=function(e,t){var r,i,n,a=0,s=this.aacOverFlow,o=t.data;if(s){this.aacOverFlow=null;var u=s.missing,d=s.sample.unit.byteLength;if(-1===u)o=le(s.sample.unit,o);else{var c=d-u;s.sample.unit.set(o.subarray(0,u),c),e.samples.push(s.sample),a=s.missing}}for(r=a,i=o.length;r0;)o+=n;else h.warn("[tsdemuxer]: AC3 PES unknown PTS")},t.parseID3PES=function(e,t){if(void 0!==t.pts){var r=S({},t,{type:this._videoTrack?Se:ge,duration:Number.POSITIVE_INFINITY});e.samples.push(r)}else h.warn("[tsdemuxer]: ID3 PES unknown PTS")},e}();function $e(e,t){return((31&e[t+1])<<8)+e[t+2]}function et(e,t){return(31&e[t+10])<<8|e[t+11]}function tt(e,t,r,i,n){var a={audioPid:-1,videoPid:-1,id3Pid:-1,segmentVideoCodec:"avc",segmentAudioCodec:"aac"},s=t+3+((15&e[t+1])<<8|e[t+2])-4;for(t+=12+((15&e[t+10])<<8|e[t+11]);t0)for(var d=t+5,c=u;c>2;){if(106===e[d])!0!==r.ac3?h.log("AC-3 audio found, not supported in this browser for now"):(a.audioPid=o,a.segmentAudioCodec="ac3");var l=e[d+1]+2;d+=l,c-=l}break;case 194:case 135:return rt(n,new Error("Unsupported EC-3 in M2TS found")),a;case 36:return rt(n,new Error("Unsupported HEVC in M2TS found")),a}t+=u+5}return a}function rt(i,n,a){h.warn("parsing error: "+n.message),i.emit(e.ERROR,e.ERROR,{type:t.MEDIA_ERROR,details:r.FRAG_PARSING_ERROR,fatal:!1,levelRetry:a,error:n,reason:n.message})}function it(e){h.log(e+" with AES-128-CBC encryption found in unencrypted stream")}function nt(e){var t,r,i,n,a,s=0,o=e.data;if(!e||0===e.size)return null;for(;o[0].length<19&&o.length>1;)o[0]=le(o[0],o[1]),o.splice(1,1);if(1===((t=o[0])[0]<<16)+(t[1]<<8)+t[2]){if((r=(t[4]<<8)+t[5])&&r>e.size-6)return null;var u=t[7];192&u&&(n=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&u?n-(a=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2)>54e5&&(h.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var d=(i=t[8])+9;if(e.size<=d)return null;e.size-=d;for(var c=new Uint8Array(e.size),l=0,f=o.length;lp){d-=p;continue}t=t.subarray(d),p-=d,d=0}c.set(t,s),s+=p}return r&&(r-=i+3),{data:c,pts:n,dts:a,len:r}}return null}var at=function(e){function t(){return e.apply(this,arguments)||this}b(t,e);var r=t.prototype;return r.resetInitSegment=function(t,r,i,n){e.prototype.resetInitSegment.call(this,t,r,i,n),this._audioTrack={container:"audio/mpeg",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"mp3",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},t.probe=function(e){if(!e)return!1;var t=O(e,0),r=(null==t?void 0:t.length)||0;if(t&&11===e[r]&&119===e[r+1]&&void 0!==M(t)&&je(e,r)<=16)return!1;for(var i=e.length;r1?r-1:0),n=1;n>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),a=0,t=8;a>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,r,i){return e.box(e.types.moof,e.mfhd(t),e.traf(i,r))},e.moov=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(i).concat(e.mvex(t)))},e.mvex=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trex(t[r]);return e.box.apply(null,[e.types.mvex].concat(i))},e.mvhd=function(t,r){r*=t;var i=Math.floor(r/(ot+1)),n=Math.floor(r%(ot+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,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 e.box(e.types.mvhd,a)},e.sdtp=function(t){var r,i,n=t.samples||[],a=new Uint8Array(4+n.length);for(r=0;r>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));for(r=0;r>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));var o=e.box(e.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|t.sps.length].concat(a).concat([t.pps.length]).concat(s))),u=t.width,d=t.height,c=t.pixelRatio[0],h=t.pixelRatio[1];return e.box(e.types.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,u>>8&255,255&u,d>>8&255,255&d,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([c>>24,c>>16&255,c>>8&255,255&c,h>>24,h>>16&255,h>>8&255,255&h])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.audioStsd=function(e){var t=e.samplerate;return new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,t>>8&255,255&t,0,0])},e.mp4a=function(t){return e.box(e.types.mp4a,e.audioStsd(t),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){return e.box(e.types[".mp3"],e.audioStsd(t))},e.ac3=function(t){return e.box(e.types["ac-3"],e.audioStsd(t),e.box(e.types.dac3,t.config))},e.stsd=function(t){return"audio"===t.type?"mp3"===t.segmentCodec&&"mp3"===t.codec?e.box(e.types.stsd,e.STSD,e.mp3(t)):"ac3"===t.segmentCodec?e.box(e.types.stsd,e.STSD,e.ac3(t)):e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var r=t.id,i=t.duration*t.timescale,n=t.width,a=t.height,s=Math.floor(i/(ot+1)),o=Math.floor(i%(ot+1));return e.box(e.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,a>>8&255,255&a,0,0]))},e.traf=function(t,r){var i=e.sdtp(t),n=t.id,a=Math.floor(r/(ot+1)),s=Math.floor(r%(ot+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),e.box(e.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,s>>24,s>>16&255,s>>8&255,255&s])),e.trun(t,i.length+16+20+8+16+8+8),i)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var r=t.id;return e.box(e.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},e.trun=function(t,r){var i,n,a,s,o,u,d=t.samples||[],c=d.length,h=12+16*c,l=new Uint8Array(h);for(r+=8+h,l.set(["video"===t.type?1:0,0,15,1,c>>>24&255,c>>>16&255,c>>>8&255,255&c,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,u>>>24&255,u>>>16&255,u>>>8&255,255&u],12+16*i);return e.box(e.types.trun,l)},e.initSegment=function(t){e.types||e.init();var r=e.moov(t);return le(e.FTYP,r)},e}();ut.types=void 0,ut.HDLR_TYPES=void 0,ut.STTS=void 0,ut.STSC=void 0,ut.STCO=void 0,ut.STSZ=void 0,ut.VMHD=void 0,ut.SMHD=void 0,ut.STSD=void 0,ut.FTYP=void 0,ut.DINF=void 0;var dt="audio";function ct(e,t){return void 0===t&&(t=!1),function(e,t,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var n=e*t*r;return i?Math.round(n):n}(e,1e3,1/9e4,t)}var ht=null,lt=null,ft=function(){function i(e,t,r,i){if(this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=null,this._initDTS=null,this.nextAvcDts=null,this.nextAudioPts=null,this.videoSampleDuration=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.videoTrackConfig=void 0,this.observer=e,this.config=t,this.typeSupported=r,this.ISGenerated=!1,null===ht){var n=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);ht=n?parseInt(n[1]):0}if(null===lt){var a=navigator.userAgent.match(/Safari\/(\d+)/i);lt=a?parseInt(a[1]):0}}var n=i.prototype;return n.destroy=function(){this.config=this.videoTrackConfig=this._initPTS=this._initDTS=null},n.resetTimeStamp=function(e){h.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=e},n.resetNextTimestamp=function(){h.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},n.resetInitSegment=function(){h.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1,this.videoTrackConfig=void 0},n.getVideoStartPts=function(e){var t=!1,r=e.reduce((function(e,r){var i=r.pts-e;return i<-4294967296?(t=!0,pt(e,r.pts)):i>0?e:r.pts}),e[0].pts);return t&&h.debug("PTS rollover detected"),r},n.remux=function(e,t,r,i,n,a,s,o){var u,d,c,l,f,p,m=n,v=n,y=e.pid>-1,g=t.pid>-1,S=t.samples.length,b=e.samples.length>0,T=s&&S>0||S>1;if((!y||b)&&(!g||T)||this.ISGenerated||s){if(this.ISGenerated){var E,A,x,R,_=this.videoTrackConfig;!_||t.width===_.width&&t.height===_.height&&(null==(E=t.pixelRatio)?void 0:E[0])===(null==(A=_.pixelRatio)?void 0:A[0])&&(null==(x=t.pixelRatio)?void 0:x[1])===(null==(R=_.pixelRatio)?void 0:R[1])||this.resetInitSegment()}else c=this.generateIS(e,t,n,a);var w,k=this.isVideoContiguous,D=-1;if(T&&(D=function(e){for(var t=0;t0){h.warn("[mp4-remuxer]: Dropped "+D+" out of "+S+" video samples due to a missing keyframe");var P=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(D),t.dropped+=D,w=v+=(t.samples[0].pts-P)/t.inputTimeScale}else-1===D&&(h.warn("[mp4-remuxer]: No keyframe found out of "+S+" video samples"),p=!1);if(this.ISGenerated){if(b&&T){var I=this.getVideoStartPts(t.samples),C=(pt(e.samples[0].pts,I)-I)/t.inputTimeScale;m+=Math.max(0,C),v+=Math.max(0,-C)}if(b){if(e.samplerate||(h.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),c=this.generateIS(e,t,n,a)),d=this.remuxAudio(e,m,this.isAudioContiguous,a,g||T||o===dt?v:void 0),T){var O=d?d.endPTS-d.startPTS:0;t.inputTimeScale||(h.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),c=this.generateIS(e,t,n,a)),u=this.remuxVideo(t,v,k,O)}}else T&&(u=this.remuxVideo(t,v,k,0));u&&(u.firstKeyFrame=D,u.independent=-1!==D,u.firstKeyFramePTS=w)}}return this.ISGenerated&&this._initPTS&&this._initDTS&&(r.samples.length&&(f=mt(r,n,this._initPTS,this._initDTS)),i.samples.length&&(l=vt(i,n,this._initPTS))),{audio:d,video:u,initSegment:c,independent:p,text:l,id3:f}},n.generateIS=function(e,t,r,i){var n,a,s,o=e.samples,u=t.samples,d=this.typeSupported,c={},h=this._initPTS,l=!h||i,f="audio/mp4";if(l&&(n=a=1/0),e.config&&o.length){switch(e.timescale=e.samplerate,e.segmentCodec){case"mp3":d.mpeg?(f="audio/mpeg",e.codec=""):d.mp3&&(e.codec="mp3");break;case"ac3":e.codec="ac-3"}c.audio={id:"audio",container:f,codec:e.codec,initSegment:"mp3"===e.segmentCodec&&d.mpeg?new Uint8Array(0):ut.initSegment([e]),metadata:{channelCount:e.channelCount}},l&&(s=e.inputTimeScale,h&&s===h.timescale?l=!1:n=a=o[0].pts-Math.round(s*r))}if(t.sps&&t.pps&&u.length){if(t.timescale=t.inputTimeScale,c.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:ut.initSegment([t]),metadata:{width:t.width,height:t.height}},l)if(s=t.inputTimeScale,h&&s===h.timescale)l=!1;else{var p=this.getVideoStartPts(u),m=Math.round(s*r);a=Math.min(a,pt(u[0].dts,p)-m),n=Math.min(n,p-m)}this.videoTrackConfig={width:t.width,height:t.height,pixelRatio:t.pixelRatio}}if(Object.keys(c).length)return this.ISGenerated=!0,l?(this._initPTS={baseTime:n,timescale:s},this._initDTS={baseTime:a,timescale:s}):n=s=void 0,{tracks:c,initPTS:n,timescale:s}},n.remuxVideo=function(i,n,a,s){var o,u,d=i.inputTimeScale,c=i.samples,l=[],f=c.length,p=this._initPTS,m=this.nextAvcDts,v=8,y=this.videoSampleDuration,g=Number.POSITIVE_INFINITY,b=Number.NEGATIVE_INFINITY,T=!1;if(!a||null===m){var E=n*d,A=c[0].pts-pt(c[0].dts,c[0].pts);ht&&null!==m&&Math.abs(E-A-m)<15e3?a=!0:m=E-A}for(var x=p.baseTime*d/p.timescale,R=0;R0?R-1:R].dts&&(T=!0)}T&&c.sort((function(e,t){var r=e.dts-t.dts,i=e.pts-t.pts;return r||i})),o=c[0].dts;var w=(u=c[c.length-1].dts)-o,k=w?Math.round(w/(f-1)):y||i.inputTimeScale/30;if(a){var D=o-m,P=D>k,I=D<-1;if((P||I)&&(P?h.warn("AVC: "+ct(D,!0)+" ms ("+D+"dts) hole between fragments detected at "+n.toFixed(3)):h.warn("AVC: "+ct(-D,!0)+" ms ("+D+"dts) overlapping between fragments detected at "+n.toFixed(3)),!I||m>=c[0].pts||ht)){o=m;var C=c[0].pts-D;if(P)c[0].dts=o,c[0].pts=C;else for(var O=0;OC);O++)c[O].dts-=D,c[O].pts-=D;h.log("Video: Initial PTS/DTS adjusted: "+ct(C,!0)+"/"+ct(o,!0)+", delta: "+ct(D,!0)+" ms")}}for(var U=0,L=0,M=o=Math.max(0,o),F=0;F0?Q.dts-c[J-1].dts:k;if(se=J>0?Q.pts-c[J-1].pts:k,oe.stretchShortVideoTrack&&null!==this.nextAudioPts){var de=Math.floor(oe.maxBufferHole*d),ce=(s?g+s*d:this.nextAudioPts)-Q.pts;ce>de?((y=ce-ue)<0?y=ue:H=!0,h.log("[mp4-remuxer]: It is approximately "+ce/90+" ms to the next segment; using duration "+y/90+" ms for the last video frame.")):y=ue}else y=ue}var he=Math.round(Q.pts-Q.dts);W=Math.min(W,y),q=Math.max(q,y),X=Math.min(X,se),Z=Math.max(Z,se),l.push(new yt(Q.key,y,ee,he))}if(l.length)if(ht){if(ht<70){var le=l[0].flags;le.dependsOn=2,le.isNonSync=0}}else if(lt&&Z-X0&&(s&&Math.abs(T-b)<9e3||Math.abs(pt(y[0].pts-E,T)-b)<20*l),y.forEach((function(e){e.pts=pt(e.pts-E,T)})),!a||b<0){if(y=y.filter((function(e){return e.pts>=0})),!y.length)return;b=0===o?0:s&&!v?Math.max(0,T):y[0].pts}if("aac"===i.segmentCodec)for(var A=this.config.maxAudioFramesDrift,x=0,R=b;x=A*l&&D<1e4&&v){var P=Math.round(k/l);(R=w-P*l)<0&&(P--,R+=l),0===x&&(this.nextAudioPts=b=R),h.warn("[mp4-remuxer]: Injecting "+P+" audio frame @ "+(R/u).toFixed(3)+"s due to "+Math.round(1e3*k/u)+" ms gap.");for(var I=0;I0))return;F+=g;try{U=new Uint8Array(F)}catch(i){return void this.observer.emit(e.ERROR,e.ERROR,{type:t.MUX_ERROR,details:r.REMUX_ALLOC_ERROR,fatal:!1,error:i,bytes:F,reason:"fail allocating audio mdat "+F})}p||(new DataView(U.buffer).setUint32(0,F),U.set(ut.types.mdat,4))}U.set(K,g);var j=K.byteLength;g+=j,m.push(new yt(!0,c,j,0)),M=Y}var z=m.length;if(z){var H=m[m.length-1];this.nextAudioPts=b=M+d*H.duration;var W=p?new Uint8Array(0):ut.moof(i.sequenceNumber++,L/d,S({},i,{samples:m}));i.samples=[];var X=L/u,q=b/u,Z={data1:W,data2:U,startPTS:X,endPTS:q,startDTS:X,endDTS:q,type:"audio",hasAudio:!0,hasVideo:!1,nb:z};return this.isAudioContiguous=!0,Z}},n.remuxEmptyAudio=function(e,t,r,i){var n=e.inputTimeScale,a=n/(e.samplerate?e.samplerate:n),s=this.nextAudioPts,o=this._initDTS,u=9e4*o.baseTime/o.timescale,d=(null!==s?s:i.startDTS*n)+u,c=i.endDTS*n+u,l=1024*a,f=Math.ceil((c-d)/l),p=st.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(h.warn("[mp4-remuxer]: remux empty Audio"),p){for(var m=[],v=0;v4294967296;)e+=r;return e}function mt(e,t,r,i){var n=e.samples.length;if(n){for(var a=e.inputTimeScale,s=0;sn}(u,g,n,v)||p.timescale!==u.timescale&&a)&&(p.initPTS=g-n,u&&1===u.timescale&&h.warn("Adjusting initPTS by "+(p.initPTS-u.baseTime)),this.initPTS=u={baseTime:p.initPTS,timescale:1});var S=e?g-u.baseTime/u.timescale:d,b=S+v;!function(e,t,r){ie(t,["moof","traf"]).forEach((function(t){ie(t,["tfhd"]).forEach((function(i){var n=$(i,4),a=e[n];if(a){var s=a.timescale||9e4;ie(t,["tfdt"]).forEach((function(e){var t=e[0],i=r*s;if(i){var n=$(e,4);if(0===t)n-=i,re(e,4,n=Math.max(n,0));else{n*=Math.pow(2,32),n+=$(e,8),n-=i,n=Math.max(n,0);var a=Math.floor(n/(X+1)),o=Math.floor(n%(X+1));re(e,4,a),re(e,8,o)}}}))}}))}))}(m,f,u.baseTime/u.timescale),v>0?this.lastEndTime=b:(h.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var T=!!m.audio,E=!!m.video,A="";T&&(A+="audio"),E&&(A+="video");var x={data1:f,startPTS:S,startDTS:S,endPTS:b,endDTS:b,type:A,hasAudio:T,hasVideo:E,nb:1,dropped:0};return c.audio="audio"===x.type?x:void 0,c.video="audio"!==x.type?x:void 0,c.initSegment=p,c.id3=mt(r,n,u,u),i.samples.length&&(c.text=vt(i,n,u)),c},e}();function At(e,t){var r=null==e?void 0:e.codec;if(r&&r.length>4)return r;if(t===D){if("ec-3"===r||"ac-3"===r||"alac"===r)return r;if("fLaC"===r||"Opus"===r){return Tt(r,!1)}var i="mp4a.40.5";return h.info('Parsed audio codec "'+r+'" or audio object type not handled. Using "'+i+'"'),i}return h.warn('Unhandled video codec "'+r+'"'),"hvc1"===r||"hev1"===r?"hvc1.1.6.L120.90":"av01"===r?"av01.0.04M.08":"avc1.42e01e"}var xt,Rt="undefined"!=typeof self?self:void 0;try{xt=self.performance.now.bind(self.performance)}catch(e){h.debug("Unable to use Performance API on this environment"),xt=null==Rt?void 0:Rt.Date.now}var _t=[{demux:Ye,remux:Et},{demux:Qe,remux:ft},{demux:Be,remux:ft},{demux:at,remux:ft}];_t.splice(2,0,{demux:ze,remux:ft});var wt=function(){function i(e,t,r,i,n){this.async=!1,this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i,this.id=n}var n=i.prototype;return n.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},n.push=function(i,n,a,s){var o=this,u=a.transmuxing;u.executeStart=xt();var d=new Uint8Array(i),c=this.currentTransmuxState,l=this.transmuxConfig;s&&(this.currentTransmuxState=s);var f=s||c,p=f.contiguous,m=f.discontinuity,v=f.trackSwitch,y=f.accurateTimeOffset,g=f.timeOffset,S=f.initSegmentChange,b=l.audioCodec,T=l.videoCodec,E=l.defaultInitPts,A=l.duration,x=l.initSegmentData,R=function(e,t){var r=null;e.byteLength>0&&null!=(null==t?void 0:t.key)&&null!==t.iv&&null!=t.method&&(r=t);return r}(d,n);if(R&&"AES-128"===R.method){var _=this.getDecrypter();if(!_.isSync())return this.decryptionPromise=_.webCryptoDecrypt(d,R.key.buffer,R.iv.buffer).then((function(e){var t=o.push(e,null,a);return o.decryptionPromise=null,t})),this.decryptionPromise;var w=_.softwareDecrypt(d,R.key.buffer,R.iv.buffer);if(a.part>-1&&(w=_.flush()),!w)return u.executeEnd=xt(),kt(a);d=new Uint8Array(w)}var k=this.needsProbing(m,v);if(k){var D=this.configureTransmuxer(d);if(D)return h.warn("[transmuxer] "+D.message),this.observer.emit(e.ERROR,e.ERROR,{type:t.MEDIA_ERROR,details:r.FRAG_PARSING_ERROR,fatal:!1,error:D,reason:D.message}),u.executeEnd=xt(),kt(a)}(m||v||S||k)&&this.resetInitSegment(x,b,T,A,n),(m||S||k)&&this.resetInitialTimestamp(E),p||this.resetContiguity();var P=this.transmux(d,R,g,y,a),I=this.currentTransmuxState;return I.contiguous=!0,I.discontinuity=!1,I.trackSwitch=!1,u.executeEnd=xt(),P},n.flush=function(e){var t=this,r=e.transmuxing;r.executeStart=xt();var i=this.decrypter,n=this.currentTransmuxState,a=this.decryptionPromise;if(a)return a.then((function(){return t.flush(e)}));var s=[],o=n.timeOffset;if(i){var u=i.flush();u&&s.push(this.push(u,null,e))}var d=this.demuxer,c=this.remuxer;if(!d||!c)return r.executeEnd=xt(),[kt(e)];var h=d.flush(o);return Dt(h)?h.then((function(r){return t.flushRemux(s,r,e),s})):(this.flushRemux(s,h,e),s)},n.flushRemux=function(e,t,r){var i=t.audioTrack,n=t.videoTrack,a=t.id3Track,s=t.textTrack,o=this.currentTransmuxState,u=o.accurateTimeOffset,d=o.timeOffset;h.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var c=this.remuxer.remux(i,n,a,s,d,u,!0,this.id);e.push({remuxResult:c,chunkMeta:r}),r.transmuxing.executeEnd=xt()},n.resetInitialTimestamp=function(e){var t=this.demuxer,r=this.remuxer;t&&r&&(t.resetTimeStamp(e),r.resetTimeStamp(e))},n.resetContiguity=function(){var e=this.demuxer,t=this.remuxer;e&&t&&(e.resetContiguity(),t.resetNextTimestamp())},n.resetInitSegment=function(e,t,r,i,n){var a=this.demuxer,s=this.remuxer;a&&s&&(a.resetInitSegment(e,t,r,i),s.resetInitSegment(e,t,r,n))},n.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},n.transmux=function(e,t,r,i,n){return t&&"SAMPLE-AES"===t.method?this.transmuxSampleAes(e,t,r,i,n):this.transmuxUnencrypted(e,r,i,n)},n.transmuxUnencrypted=function(e,t,r,i){var n=this.demuxer.demux(e,t,!1,!this.config.progressive),a=n.audioTrack,s=n.videoTrack,o=n.id3Track,u=n.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,u,t,r,!1,this.id),chunkMeta:i}},n.transmuxSampleAes=function(e,t,r,i,n){var a=this;return this.demuxer.demuxSampleAes(e,t,r).then((function(e){return{remuxResult:a.remuxer.remux(e.audioTrack,e.videoTrack,e.id3Track,e.textTrack,r,i,!1,a.id),chunkMeta:n}}))},n.configureTransmuxer=function(e){for(var t,r=this.config,i=this.observer,n=this.typeSupported,a=this.vendor,s=0,o=_t.length;s