ffmpeg-core.js 104 KB

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  1. var createFFmpegCore = (function() {
  2. var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
  3. if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
  4. return (
  5. function(createFFmpegCore) {
  6. createFFmpegCore = createFFmpegCore || {};
  7. var f;f||(f=typeof createFFmpegCore !== 'undefined' ? createFFmpegCore : {});var ba,ca;f.ready=new Promise(function(a,b){ba=a;ca=b});var da={},ea;for(ea in f)f.hasOwnProperty(ea)&&(da[ea]=f[ea]);var fa=[],ha="./this.program";function ja(a,b){throw b;}var ka=!1,la=!1,h=!1,ma=!1;ka="object"===typeof window;la="function"===typeof importScripts;h="object"===typeof process&&"object"===typeof process.versions&&"string"===typeof process.versions.node;ma=!ka&&!h&&!la;var l=f.ENVIRONMENT_IS_PTHREAD||!1;
  8. l&&(oa=f.buffer);var pa="";function qa(a){return f.locateFile?f.locateFile(a,pa):pa+a}var ra,sa,ta,va;
  9. if(h){pa=la?require("path").dirname(pa)+"/":__dirname+"/";ra=function(a,b){ta||(ta=require("fs"));va||(va=require("path"));a=va.normalize(a);return ta.readFileSync(a,b?null:"utf8")};sa=function(a){a=ra(a,!0);a.buffer||(a=new Uint8Array(a));assert(a.buffer);return a};1<process.argv.length&&(ha=process.argv[1].replace(/\\/g,"/"));fa=process.argv.slice(2);process.on("uncaughtException",function(a){if(!(a instanceof wa))throw a;});process.on("unhandledRejection",n);ja=function(a){process.exit(a)};f.inspect=
  10. function(){return"[Emscripten Module object]"};var xa;try{xa=require("worker_threads")}catch(a){throw console.error('The "worker_threads" module is not supported in this node.js build - perhaps a newer version is needed?'),a;}global.Worker=xa.Worker}else if(ma)"undefined"!=typeof read&&(ra=function(a){return read(a)}),sa=function(a){if("function"===typeof readbuffer)return new Uint8Array(readbuffer(a));a=read(a,"binary");assert("object"===typeof a);return a},"undefined"!=typeof scriptArgs?fa=scriptArgs:
  11. "undefined"!=typeof arguments&&(fa=arguments),"function"===typeof quit&&(ja=function(a){quit(a)}),"undefined"!==typeof print&&("undefined"===typeof console&&(console={}),console.log=print,console.warn=console.error="undefined"!==typeof printErr?printErr:print);else if(ka||la)la?pa=self.location.href:"undefined"!==typeof document&&document.currentScript&&(pa=document.currentScript.src),_scriptDir&&(pa=_scriptDir),0!==pa.indexOf("blob:")?pa=pa.substr(0,pa.lastIndexOf("/")+1):pa="",h?(ra=function(a,
  12. b){ta||(ta=require("fs"));va||(va=require("path"));a=va.normalize(a);return ta.readFileSync(a,b?null:"utf8")},sa=function(a){a=ra(a,!0);a.buffer||(a=new Uint8Array(a));assert(a.buffer);return a}):(ra=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},la&&(sa=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)}));h&&"undefined"===typeof performance&&(global.performance=require("perf_hooks").performance);
  13. var ya=f.print||console.log.bind(console),u=f.printErr||console.warn.bind(console);for(ea in da)da.hasOwnProperty(ea)&&(f[ea]=da[ea]);da=null;f.arguments&&(fa=f.arguments);f.thisProgram&&(ha=f.thisProgram);f.quit&&(ja=f.quit);var za,Aa=0,Ba;f.wasmBinary&&(Ba=f.wasmBinary);var noExitRuntime;f.noExitRuntime&&(noExitRuntime=f.noExitRuntime);"object"!==typeof WebAssembly&&n("no native wasm support detected");var Ca,Da,threadInfoStruct=0,selfThreadId=0,Ea=!1;
  14. function assert(a,b){a||n("Assertion failed: "+b)}function Fa(a){var b=f["_"+a];assert(b,"Cannot call unknown function "+a+", make sure it is exported");return b}
  15. function Ga(a,b,c,d){var e={string:function(q){var t=0;if(null!==q&&void 0!==q&&0!==q){var w=(q.length<<2)+1;t=Ha(w);Ia(q,v,t,w)}return t},array:function(q){var t=Ha(q.length);y.set(q,t);return t}},g=Fa(a),k=[];a=0;if(d)for(var m=0;m<d.length;m++){var r=e[c[m]];r?(0===a&&(a=A()),k[m]=r(d[m])):k[m]=d[m]}c=g.apply(null,k);c="string"===b?C(c):"boolean"===b?!!c:c;0!==a&&D(a);return c}
  16. function Ja(a,b,c){c=b+c;for(var d="";!(b>=c);){var e=a[b++];if(!e)break;if(e&128){var g=a[b++]&63;if(192==(e&224))d+=String.fromCharCode((e&31)<<6|g);else{var k=a[b++]&63;e=224==(e&240)?(e&15)<<12|g<<6|k:(e&7)<<18|g<<12|k<<6|a[b++]&63;65536>e?d+=String.fromCharCode(e):(e-=65536,d+=String.fromCharCode(55296|e>>10,56320|e&1023))}}else d+=String.fromCharCode(e)}return d}function C(a,b){return a?Ja(v,a,b):""}
  17. function Ia(a,b,c,d){if(!(0<d))return 0;var e=c;d=c+d-1;for(var g=0;g<a.length;++g){var k=a.charCodeAt(g);if(55296<=k&&57343>=k){var m=a.charCodeAt(++g);k=65536+((k&1023)<<10)|m&1023}if(127>=k){if(c>=d)break;b[c++]=k}else{if(2047>=k){if(c+1>=d)break;b[c++]=192|k>>6}else{if(65535>=k){if(c+2>=d)break;b[c++]=224|k>>12}else{if(c+3>=d)break;b[c++]=240|k>>18;b[c++]=128|k>>12&63}b[c++]=128|k>>6&63}b[c++]=128|k&63}}b[c]=0;return c-e}
  18. function Ka(a){for(var b=0,c=0;c<a.length;++c){var d=a.charCodeAt(c);55296<=d&&57343>=d&&(d=65536+((d&1023)<<10)|a.charCodeAt(++c)&1023);127>=d?++b:b=2047>=d?b+2:65535>=d?b+3:b+4}return b}function La(a){var b=Ka(a)+1,c=Ma(b);c&&Ia(a,y,c,b);return c}function Na(a){var b=Ka(a)+1,c=Ha(b);Ia(a,y,c,b);return c}function Pa(a,b,c){for(var d=0;d<a.length;++d)y[b++>>0]=a.charCodeAt(d);c||(y[b>>0]=0)}var oa,y,v,Qa,Ra,E,F,G,Sa,Ta=f.INITIAL_MEMORY||2146435072;
  19. if(l)Ca=f.wasmMemory,oa=f.buffer;else if(f.wasmMemory)Ca=f.wasmMemory;else if(Ca=new WebAssembly.Memory({initial:Ta/65536,maximum:Ta/65536,shared:!0}),!(Ca.buffer instanceof SharedArrayBuffer))throw u("requested a shared WebAssembly.Memory but the returned buffer is not a SharedArrayBuffer, indicating that while the browser has SharedArrayBuffer it does not have WebAssembly threads support - you may need to set a flag"),h&&console.log("(on node you may need: --experimental-wasm-threads --experimental-wasm-bulk-memory and also use a recent version)"),
  20. Error("bad memory");Ca&&(oa=Ca.buffer);Ta=oa.byteLength;var Ua=oa;oa=Ua;f.HEAP8=y=new Int8Array(Ua);f.HEAP16=Qa=new Int16Array(Ua);f.HEAP32=E=new Int32Array(Ua);f.HEAPU8=v=new Uint8Array(Ua);f.HEAPU16=Ra=new Uint16Array(Ua);f.HEAPU32=F=new Uint32Array(Ua);f.HEAPF32=G=new Float32Array(Ua);f.HEAPF64=Sa=new Float64Array(Ua);var H,Va=[],Wa=[],Xa=[],Ya=[],Za=[];function $a(){var a=f.preRun.shift();Va.unshift(a)}var ab=0,bb=null,cb=null;
  21. function eb(){assert(!l,"addRunDependency cannot be used in a pthread worker");ab++;f.monitorRunDependencies&&f.monitorRunDependencies(ab)}function fb(){ab--;f.monitorRunDependencies&&f.monitorRunDependencies(ab);if(0==ab&&(null!==bb&&(clearInterval(bb),bb=null),cb)){var a=cb;cb=null;a()}}f.preloadedImages={};f.preloadedAudios={};
  22. function n(a){if(f.onAbort)f.onAbort(a);l&&console.error("Pthread aborting at "+Error().stack);u(a);Ea=!0;a=new WebAssembly.RuntimeError("abort("+a+"). Build with -s ASSERTIONS=1 for more info.");ca(a);throw a;}function gb(a){var b=hb;return String.prototype.startsWith?b.startsWith(a):0===b.indexOf(a)}function ib(){return gb("data:application/octet-stream;base64,")}var hb="ffmpeg-core.wasm";ib()||(hb=qa(hb));
  23. function jb(){try{if(Ba)return new Uint8Array(Ba);if(sa)return sa(hb);throw"both async and sync fetching of the wasm failed";}catch(a){n(a)}}function kb(){return Ba||!ka&&!la||"function"!==typeof fetch||gb("file://")?Promise.resolve().then(jb):fetch(hb,{credentials:"same-origin"}).then(function(a){if(!a.ok)throw"failed to load wasm binary file at '"+hb+"'";return a.arrayBuffer()}).catch(function(){return jb()})}
  24. var J,L,mb={5454720:function(){throw"Canceled!";},5454940:function(a,b){setTimeout(function(){lb(a,b)},0)},5455042:function(){return 5242880}};function nb(a){for(;0<a.length;){var b=a.shift();if("function"==typeof b)b(f);else{var c=b.vh;"number"===typeof c?void 0===b.Tf?H.get(c)():H.get(c)(b.Tf):c(void 0===b.Tf?null:b.Tf)}}}function ob(a){return a.replace(/\b_Z[\w\d_]+/g,function(b){return b===b?b:b+" ["+b+"]"})}
  25. f.dynCall=function(a,b,c){var d;-1!=a.indexOf("j")?d=c&&c.length?f["dynCall_"+a].apply(null,[b].concat(c)):f["dynCall_"+a].call(null,b):d=H.get(b).apply(null,c);return d};var pb=0,qb=0,rb=0;function sb(a,b,c){pb=a|0;rb=b|0;qb=c|0}f.registerPthreadPtr=sb;
  26. function tb(a,b){if(0>=a||a>y.length||a&1||0>b)return-28;if(0==b)return 0;2147483647<=b&&(b=Infinity);var c=Atomics.load(E,M.Vf>>2),d=0;if(c==a&&Atomics.compareExchange(E,M.Vf>>2,c,0)==c&&(--b,d=1,0>=b))return 1;a=Atomics.notify(E,a>>2,b);if(0<=a)return a+d;throw"Atomics.notify returned an unexpected value "+a;}f._emscripten_futex_wake=tb;
  27. function ub(a){if(l)throw"Internal Error! cancelThread() can only ever be called from main application thread!";if(!a)throw"Internal Error! Null pthread_ptr in cancelThread!";M.Ef[a].worker.postMessage({cmd:"cancel"})}function vb(a){if(l)throw"Internal Error! cleanupThread() can only ever be called from main application thread!";if(!a)throw"Internal Error! Null pthread_ptr in cleanupThread!";E[a+12>>2]=0;(a=M.Ef[a])&&M.Ag(a.worker)}
  28. var M={Ph:1,nj:{Ih:0,Jh:0},Gf:[],Kf:[],lj:function(){},pi:function(){M.xf=Ma(232);for(var a=0;58>a;++a)F[M.xf/4+a]=0;E[M.xf+12>>2]=M.xf;a=M.xf+156;E[a>>2]=a;var b=Ma(512);for(a=0;128>a;++a)F[b/4+a]=0;Atomics.store(F,M.xf+104>>2,b);Atomics.store(F,M.xf+40>>2,M.xf);Atomics.store(F,M.xf+44>>2,42);M.Ch();sb(M.xf,!la,1);wb(M.xf)},ri:function(){M.Ch();ba(f);M.receiveObjectTransfer=M.Ii;M.setThreadStatus=M.Li;M.threadCancel=M.Pi;M.threadExit=M.Qi},Ch:function(){M.Vf=xb},Ef:{},Dg:[],Li:function(){},eh:function(){for(;0<
  29. M.Dg.length;)M.Dg.pop()();l&&threadInfoStruct&&yb()},Qi:function(a){var b=pb|0;b&&(Atomics.store(F,b+4>>2,a),Atomics.store(F,b+0>>2,1),Atomics.store(F,b+60>>2,1),Atomics.store(F,b+64>>2,0),M.eh(),tb(b+0,2147483647),sb(0,0,0),threadInfoStruct=0,l&&postMessage({cmd:"exit"}))},Pi:function(){M.eh();Atomics.store(F,threadInfoStruct+4>>2,-1);Atomics.store(F,threadInfoStruct+0>>2,1);tb(threadInfoStruct+0,2147483647);threadInfoStruct=selfThreadId=0;sb(0,0,0);postMessage({cmd:"cancelDone"})},Oi:function(){for(var a in M.Ef){var b=
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  34. function(c){a.onmessage({data:c})}),a.on("error",function(c){a.onerror(c)}),a.on("exit",function(){}));a.postMessage({cmd:"load",urlOrBlob:f.mainScriptUrlOrBlob||_scriptDir,wasmMemory:Ca,wasmModule:Da})},Vh:function(){var a=qa("ffmpeg-core.worker.js");M.Gf.push(new Worker(a))},li:function(){0==M.Gf.length&&(M.Vh(),M.vi(M.Gf[0]));return 0<M.Gf.length?M.Gf.pop():null},Zi:function(a){for(a=performance.now()+a;performance.now()<a;);}};f.establishStackSpace=function(a){D(a)};f.getNoExitRuntime=function(){return noExitRuntime};
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  104. function uc(a,b,c,d,e,g){if(l)return N(12,1,a,b,c,d,e,g);try{a:{g<<=12;var k=!1;if(0!==(d&16)&&0!==a%16384)var m=-28;else{if(0!==(d&32)){var r=vc(16384,b);if(!r){m=-48;break a}qc(r,0,b);k=!0}else{var q=O.zf(e);if(!q){m=-8;break a}var t=O.Wf(q,a,b,g,c,d);r=t.Hi;k=t.Jg}fc[r]={xi:r,ui:b,Jg:k,fd:e,Gi:c,flags:d,offset:g};m=r}}return m}catch(w){return"undefined"!==typeof O&&w instanceof O.af||n(w),-w.ef}}
  105. function wc(a,b){if(l)return N(13,1,a,b);try{if(-1===(a|0)||0===b)var c=-28;else{var d=fc[a];if(d&&b===d.ui){var e=O.zf(d.fd);if(d.Gi&2){var g=d.flags,k=d.offset,m=v.slice(a,a+b);O.Xf(e,m,k,b,g)}fc[a]=null;d.Jg&&zb(d.xi)}c=0}return c}catch(r){return"undefined"!==typeof O&&r instanceof O.af||n(r),-r.ef}}function xc(a,b,c){if(l)return N(14,1,a,b,c);ic=c;try{var d=C(a),e=Q();return O.open(d,b,e).fd}catch(g){return"undefined"!==typeof O&&g instanceof O.af||n(g),-g.ef}}
  106. function yc(a,b,c){if(l)return N(15,1,a,b,c);try{for(var d=c=0;d<b;d++){var e=a+8*d,g=Qa[e+4>>1],k=32,m=O.zf(E[e>>2]);m&&(k=5,m.df.Zf&&(k=m.df.Zf(m)));(k&=g|24)&&c++;Qa[e+6>>1]=k}return c}catch(r){return"undefined"!==typeof O&&r instanceof O.af||n(r),-r.ef}}function zc(a,b,c,d){if(l)return N(16,1,a,b,c,d);try{return d&&(E[d>>2]=-1,E[d+4>>2]=-1,E[d+8>>2]=-1,E[d+12>>2]=-1),0}catch(e){return"undefined"!==typeof O&&e instanceof O.af||n(e),-e.ef}}
  107. function Ac(a,b,c){if(l)return N(17,1,a,b,c);try{var d=jc(a);return O.read(d,y,b,c)}catch(e){return"undefined"!==typeof O&&e instanceof O.af||n(e),-e.ef}}function Bc(a,b){if(l)return N(18,1,a,b);try{return a=C(a),b=C(b),O.rename(a,b),0}catch(c){return"undefined"!==typeof O&&c instanceof O.af||n(c),-c.ef}}function Cc(a){if(l)return N(19,1,a);try{return a=C(a),O.rmdir(a),0}catch(b){return"undefined"!==typeof O&&b instanceof O.af||n(b),-b.ef}}
  108. var R={jf:function(){f.websocket=f.websocket&&"object"===typeof f.websocket?f.websocket:{};f.websocket.Ig={};f.websocket.on=function(a,b){"function"===typeof b&&(this.Ig[a]=b);return this};f.websocket.emit=function(a,b){"function"===typeof this.Ig[a]&&this.Ig[a].call(this,b)};return O.createNode(null,"/",16895,0)},createSocket:function(a,b,c){b&=-526337;c&&assert(1==b==(6==c));a={family:a,type:b,protocol:c,lf:null,error:null,ng:{},pending:[],ag:[],pf:R.qf};b=R.zg();c=O.createNode(R.root,b,49152,0);
  109. c.bg=a;b=O.nh({path:b,node:c,flags:O.Dh("r+"),seekable:!1,df:R.df});a.stream=b;return a},mi:function(a){return(a=O.zf(a))&&O.isSocket(a.node.mode)?a.node.bg:null},df:{Zf:function(a){a=a.node.bg;return a.pf.Zf(a)},Uf:function(a,b,c){a=a.node.bg;return a.pf.Uf(a,b,c)},read:function(a,b,c,d){a=a.node.bg;d=a.pf.bh(a,d);if(!d)return 0;b.set(d.buffer,c);return d.buffer.length},write:function(a,b,c,d){a=a.node.bg;return a.pf.fh(a,b,c,d)},close:function(a){a=a.node.bg;a.pf.close(a)}},zg:function(){R.zg.current||
  110. (R.zg.current=0);return"socket["+R.zg.current++ +"]"},qf:{tg:function(a,b,c){if("object"===typeof b){var d=b;c=b=null}if(d)if(d._socket)b=d._socket.remoteAddress,c=d._socket.remotePort;else{c=/ws[s]?:\/\/([^:]+):(\d+)/.exec(d.url);if(!c)throw Error("WebSocket URL must be in the format ws(s)://address:port");b=c[1];c=parseInt(c[2],10)}else try{var e=f.websocket&&"object"===typeof f.websocket,g="ws:#".replace("#","//");e&&"string"===typeof f.websocket.url&&(g=f.websocket.url);if("ws://"===g||"wss://"===
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  113. e;e=!1;k&&10===g.length&&255===g[0]&&255===g[1]&&255===g[2]&&255===g[3]&&112===g[4]&&111===g[5]&&114===g[6]&&116===g[7]?(g=g[8]<<8|g[9],R.qf.Hh(a,b),b.port=g,R.qf.jh(a,b)):(a.ag.push({hf:b.hf,port:b.port,data:g}),f.websocket.emit("message",a.stream.fd))}var e=!0;h?(b.socket.on("open",c),b.socket.on("message",function(g,k){k.Yi&&d((new Uint8Array(g)).buffer)}),b.socket.on("close",function(){f.websocket.emit("close",a.stream.fd)}),b.socket.on("error",function(){a.error=14;f.websocket.emit("error",[a.stream.fd,
  114. a.error,"ECONNREFUSED: Connection refused"])})):(b.socket.onopen=c,b.socket.onclose=function(){f.websocket.emit("close",a.stream.fd)},b.socket.onmessage=function(g){d(g.data)},b.socket.onerror=function(){a.error=14;f.websocket.emit("error",[a.stream.fd,a.error,"ECONNREFUSED: Connection refused"])})},Zf:function(a){if(1===a.type&&a.lf)return a.pending.length?65:0;var b=0,c=1===a.type?R.qf.vg(a,a.sf,a.vf):null;if(a.ag.length||!c||c&&c.socket.readyState===c.socket.CLOSING||c&&c.socket.readyState===c.socket.CLOSED)b|=
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  116. "undefined"!==typeof a.Qf)throw new O.af(28);a.Bg=b;a.Qf=c;if(2===a.type){a.lf&&(a.lf.close(),a.lf=null);try{a.pf.listen(a,0)}catch(d){if(!(d instanceof O.af))throw d;if(138!==d.ef)throw d;}}},connect:function(a,b,c){if(a.lf)throw new O.af(138);if("undefined"!==typeof a.sf&&"undefined"!==typeof a.vf){var d=R.qf.vg(a,a.sf,a.vf);if(d){if(d.socket.readyState===d.socket.CONNECTING)throw new O.af(7);throw new O.af(30);}}b=R.qf.tg(a,b,c);a.sf=b.hf;a.vf=b.port;throw new O.af(26);},listen:function(a){if(!h)throw new O.af(138);
  117. if(a.lf)throw new O.af(28);var b=require("ws").Server;a.lf=new b({host:a.Bg,port:a.Qf});f.websocket.emit("listen",a.stream.fd);a.lf.on("connection",function(c){if(1===a.type){var d=R.createSocket(a.family,a.type,a.protocol);c=R.qf.tg(d,c);d.sf=c.hf;d.vf=c.port;a.pending.push(d);f.websocket.emit("connection",d.stream.fd)}else R.qf.tg(a,c),f.websocket.emit("connection",a.stream.fd)});a.lf.on("closed",function(){f.websocket.emit("close",a.stream.fd);a.lf=null});a.lf.on("error",function(){a.error=23;
  118. f.websocket.emit("error",[a.stream.fd,a.error,"EHOSTUNREACH: Host is unreachable"])})},accept:function(a){if(!a.lf)throw new O.af(28);var b=a.pending.shift();b.stream.flags=a.stream.flags;return b},ij:function(a,b){if(b){if(void 0===a.sf||void 0===a.vf)throw new O.af(53);b=a.sf;a=a.vf}else b=a.Bg||0,a=a.Qf||0;return{hf:b,port:a}},fh:function(a,b,c,d,e,g){if(2===a.type){if(void 0===e||void 0===g)e=a.sf,g=a.vf;if(void 0===e||void 0===g)throw new O.af(17);}else e=a.sf,g=a.vf;var k=R.qf.vg(a,e,g);if(1===
  119. a.type){if(!k||k.socket.readyState===k.socket.CLOSING||k.socket.readyState===k.socket.CLOSED)throw new O.af(53);if(k.socket.readyState===k.socket.CONNECTING)throw new O.af(6);}ArrayBuffer.isView(b)&&(c+=b.byteOffset,b=b.buffer);var m;b instanceof SharedArrayBuffer?m=(new Uint8Array(new Uint8Array(b.slice(c,c+d)))).buffer:m=b.slice(c,c+d);if(2===a.type&&(!k||k.socket.readyState!==k.socket.OPEN))return k&&k.socket.readyState!==k.socket.CLOSING&&k.socket.readyState!==k.socket.CLOSED||(k=R.qf.tg(a,e,
  120. g)),k.ug.push(m),d;try{return k.socket.send(m),d}catch(r){throw new O.af(28);}},bh:function(a,b){if(1===a.type&&a.lf)throw new O.af(53);var c=a.ag.shift();if(!c){if(1===a.type){if(a=R.qf.vg(a,a.sf,a.vf)){if(a.socket.readyState===a.socket.CLOSING||a.socket.readyState===a.socket.CLOSED)return null;throw new O.af(6);}throw new O.af(53);}throw new O.af(6);}var d=c.data.byteLength||c.data.length,e=c.data.byteOffset||0,g=c.data.buffer||c.data;b=Math.min(b,d);var k={buffer:new Uint8Array(g,e,b),hf:c.hf,
  121. port:c.port};1===a.type&&b<d&&(c.data=new Uint8Array(g,e+b,d-b),a.ag.unshift(c));return k}}};function Dc(a){a=a.split(".");for(var b=0;4>b;b++){var c=Number(a[b]);if(isNaN(c))return null;a[b]=c}return(a[0]|a[1]<<8|a[2]<<16|a[3]<<24)>>>0}
  122. function Ec(a){var b,c,d=[];if(!/^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i.test(a))return null;if("::"===a)return[0,0,0,0,0,0,0,0];a=0===a.indexOf("::")?a.replace("::","Z:"):a.replace("::",":Z:");0<a.indexOf(".")?(a=a.replace(/[.]/g,":"),a=a.split(":"),a[a.length-4]=parseInt(a[a.length-4])+256*parseInt(a[a.length-3]),a[a.length-3]=parseInt(a[a.length-2])+256*parseInt(a[a.length-
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  124. function Jc(a){var b=Dc(a);if(null!==b)return a;b=Ec(a);if(null!==b)return a;Hc[a]?b=Hc[a]:(b=Gc++,assert(65535>b,"exceeded max address mappings of 65535"),b="172.29."+(b&255)+"."+(b&65280),Ic[b]=a,Hc[a]=b);return b}function Kc(a){return Ic[a]?Ic[a]:null}function Lc(a){return(a&255)+"."+(a>>8&255)+"."+(a>>16&255)+"."+(a>>24&255)}
  125. function Mc(a){var b="",c,d=0,e=0,g=0,k=0;a=[a[0]&65535,a[0]>>16,a[1]&65535,a[1]>>16,a[2]&65535,a[2]>>16,a[3]&65535,a[3]>>16];var m=!0;for(c=0;5>c;c++)if(0!==a[c]){m=!1;break}if(m){c=Lc(a[6]|a[7]<<16);if(-1===a[5])return"::ffff:"+c;if(0===a[5])return"0.0.0.0"===c&&(c=""),"0.0.0.1"===c&&(c="1"),"::"+c}for(c=0;8>c;c++)0===a[c]&&(1<c-e&&(k=0),e=c,k++),k>d&&(d=k,g=c-d+1);for(c=0;8>c;c++)1<d&&0===a[c]&&c>=g&&c<g+d?c===g&&(b+=":",0===g&&(b+=":")):(b+=Number(Nc(a[c]&65535)).toString(16),b+=7>c?":":"");return b}
  126. function Oc(a,b){var c=Qa[a>>1],d=Nc(Ra[a+2>>1]);switch(c){case 2:if(16!==b)return{ef:28};a=E[a+4>>2];a=Lc(a);break;case 10:if(28!==b)return{ef:28};a=[E[a+8>>2],E[a+12>>2],E[a+16>>2],E[a+20>>2]];a=Mc(a);break;default:return{ef:5}}return{family:c,hf:a,port:d}}
  127. function Pc(a,b,c,d){switch(b){case 2:c=Dc(c);Qa[a>>1]=b;E[a+4>>2]=c;Qa[a+2>>1]=Fc(d);break;case 10:c=Ec(c);E[a>>2]=b;E[a+8>>2]=c[0];E[a+12>>2]=c[1];E[a+16>>2]=c[2];E[a+20>>2]=c[3];Qa[a+2>>1]=Fc(d);E[a+4>>2]=0;E[a+24>>2]=0;break;default:return{ef:5}}return{}}
  128. function Qc(a,b){if(l)return N(20,1,a,b);try{ic=b;b=function(){var aa=R.mi(Q());if(!aa)throw new O.af(8);return aa};var c=function(aa){var pd=Q(),ge=Q();if(aa&&0===pd)return null;aa=Oc(pd,ge);if(aa.ef)throw new O.af(aa.ef);aa.hf=Kc(aa.hf)||aa.hf;return aa};switch(a){case 1:var d=Q(),e=Q(),g=Q(),k=R.createSocket(d,e,g);return k.stream.fd;case 2:k=b();var m=c();k.pf.bind(k,m.hf,m.port);return 0;case 3:return k=b(),m=c(),k.pf.connect(k,m.hf,m.port),0;case 4:k=b();var r=Q();k.pf.listen(k,r);return 0;
  129. case 5:k=b();var q=Q();Q();var t=k.pf.accept(k);q&&Pc(q,t.family,Jc(t.sf),t.vf);return t.stream.fd;case 6:return k=b(),q=Q(),Q(),Pc(q,k.family,Jc(k.Bg||"0.0.0.0"),k.Qf),0;case 7:k=b();q=Q();Q();if(!k.sf)return-53;Pc(q,k.family,Jc(k.sf),k.vf);return 0;case 11:k=b();var w=Q(),B=Q();Q();var p=c(!0);return p?k.pf.fh(k,y,w,B,p.hf,p.port):O.write(k.stream,y,w,B);case 12:k=b();var x=Q(),z=Q();Q();q=Q();Q();var I=k.pf.bh(k,z);if(!I)return 0;q&&Pc(q,k.family,Jc(I.hf),I.port);v.set(I.buffer,x);return I.buffer.byteLength;
  130. case 14:return-50;case 15:k=b();var W=Q(),db=Q(),K=Q(),Y=Q();return 1===W&&4===db?(E[K>>2]=k.error,E[Y>>2]=4,k.error=null,0):-50;case 16:k=b();w=Q();Q();var ia=E[w+8>>2],na=E[w+12>>2],ua=E[w>>2],he=E[w+4>>2];if(ua){m=Oc(ua,he);if(m.ef)return-m.ef;var ie=m.port;q=Kc(m.hf)||m.hf}for(var Oa=0,X=0;X<na;X++)Oa+=E[ia+(8*X+4)>>2];var qd=new Uint8Array(Oa);for(X=B=0;X<na;X++){var ac=E[ia+8*X>>2],bc=E[ia+(8*X+4)>>2];for(x=0;x<bc;x++)qd[B++]=y[ac+x>>0]}return k.pf.fh(k,qd,0,Oa,q,ie);case 17:k=b();w=Q();Q();
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  132. function Rc(a,b){if(l)return N(21,1,a,b);try{return a=C(a),hc(O.stat,a,b)}catch(c){return"undefined"!==typeof O&&c instanceof O.af||n(c),-c.ef}}function Sc(a){if(l)return N(22,1,a);try{return a=C(a),O.unlink(a),0}catch(b){return"undefined"!==typeof O&&b instanceof O.af||n(b),-b.ef}}function Tc(){void 0===Tc.start&&(Tc.start=Date.now());return 1E3*(Date.now()-Tc.start)|0}
  133. function Uc(){h||la||(za||(za={}),za["Blocking on the main thread is very dangerous, see https://emscripten.org/docs/porting/pthreads.html#blocking-on-the-main-browser-thread"]||(za["Blocking on the main thread is very dangerous, see https://emscripten.org/docs/porting/pthreads.html#blocking-on-the-main-browser-thread"]=1,u("Blocking on the main thread is very dangerous, see https://emscripten.org/docs/porting/pthreads.html#blocking-on-the-main-browser-thread")))}
  134. function Vc(a,b,c){if(0>=a||a>y.length||a&1)return-28;if(ka){if(Atomics.load(E,a>>2)!=b)return-6;var d=performance.now();c=d+c;for(Atomics.exchange(E,M.Vf>>2,a);;){d=performance.now();if(d>c)return Atomics.exchange(E,M.Vf>>2,0),-73;d=Atomics.exchange(E,M.Vf>>2,0);if(0==d)break;Ab();if(Atomics.load(E,a>>2)!=b)return-6;Atomics.exchange(E,M.Vf>>2,a)}return 0}a=Atomics.wait(E,a>>2,b,c);if("timed-out"===a)return-73;if("not-equal"===a)return-6;if("ok"===a)return 0;throw"Atomics.wait returned an unexpected value "+
  135. a;}function Wc(a){var b=a.getExtension("ANGLE_instanced_arrays");b&&(a.vertexAttribDivisor=function(c,d){b.vertexAttribDivisorANGLE(c,d)},a.drawArraysInstanced=function(c,d,e,g){b.drawArraysInstancedANGLE(c,d,e,g)},a.drawElementsInstanced=function(c,d,e,g,k){b.drawElementsInstancedANGLE(c,d,e,g,k)})}
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  137. function U(a){jd||(jd=a)}function kd(a){for(var b=Zc++,c=a.length;c<b;c++)a[c]=null;return b}
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  150. function Pd(a,b,c,d,e){if(l)return N(27,1,a,b,c,d,e);try{var g=jc(a);a=4294967296*c+(b>>>0);if(-9007199254740992>=a||9007199254740992<=a)return-61;O.tf(g,a,d);L=[g.position>>>0,(J=g.position,1<=+Math.abs(J)?0<J?(Math.min(+Math.floor(J/4294967296),4294967295)|0)>>>0:~~+Math.ceil((J-+(~~J>>>0))/4294967296)>>>0:0)];E[e>>2]=L[0];E[e+4>>2]=L[1];g.Lf&&0===a&&0===d&&(g.Lf=null);return 0}catch(k){return"undefined"!==typeof O&&k instanceof O.af||n(k),k.ef}}
  151. function Qd(a,b,c,d){if(l)return N(28,1,a,b,c,d);try{a:{for(var e=jc(a),g=a=0;g<c;g++){var k=O.write(e,y,E[b+8*g>>2],E[b+(8*g+4)>>2],void 0);if(0>k){var m=-1;break a}a+=k}m=a}E[d>>2]=m;return 0}catch(r){return"undefined"!==typeof O&&r instanceof O.af||n(r),r.ef}}var Rd={};
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  160. function Xd(a,b){if(!a)return u("pthread_join attempted on a null thread pointer!"),71;if(l&&selfThreadId==a)return u("PThread "+a+" is attempting to join to itself!"),16;if(!l&&M.xf==a)return u("Main thread "+a+" is attempting to join to itself!"),16;if(E[a+12>>2]!==a)return u("pthread_join attempted on thread "+a+", which does not point to a valid thread, or does not exist anymore!"),71;if(Atomics.load(F,a+68>>2))return u("Attempted to join thread "+a+", which was already detached!"),28;for(Uc();;){var c=
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  233. f.setValue=function(a,b,c){c=c||"i8";"*"===c.charAt(c.length-1)&&(c="i32");switch(c){case "i1":y[a>>0]=b;break;case "i8":y[a>>0]=b;break;case "i16":Qa[a>>1]=b;break;case "i32":E[a>>2]=b;break;case "i64":L=[b>>>0,(J=b,1<=+Math.abs(J)?0<J?(Math.min(+Math.floor(J/4294967296),4294967295)|0)>>>0:~~+Math.ceil((J-+(~~J>>>0))/4294967296)>>>0:0)];E[a>>2]=L[0];E[a+4>>2]=L[1];break;case "float":G[a>>2]=b;break;case "double":Sa[a>>3]=b;break;default:n("invalid type for setValue: "+c)}};f.writeAsciiToMemory=Pa;
  234. f.FS=O;f.PThread=M;f.PThread=M;f._pthread_self=Wd;f.wasmMemory=Ca;f.ExitStatus=wa;var Je;function wa(a){this.name="ExitStatus";this.message="Program terminated with exit("+a+")";this.status=a}cb=function Ke(){Je||Le();Je||(cb=Ke)};
  235. function Le(a){function b(){if(!Je&&(Je=!0,f.calledRun=!0,!Ea)){f.noFSInit||O.gg.Tg||O.gg();R.root=O.jf(R,{},null);nb(Wa);l||(O.Bh=!1,nb(Xa));ba(f);if(f.onRuntimeInitialized)f.onRuntimeInitialized();if(Me){var c=a;c=c||[];var d=c.length+1,e=Ha(4*(d+1));E[e>>2]=Na(ha);for(var g=1;g<d;g++)E[(e>>2)+g]=Na(c[g-1]);E[(e>>2)+d]=0;f._proxy_main(d,e)}if(!l){if(f.postRun)for("function"==typeof f.postRun&&(f.postRun=[f.postRun]);f.postRun.length;)c=f.postRun.shift(),Za.unshift(c);nb(Za)}}}a=a||fa;if(!(0<ab)){if(!l){if(f.preRun)for("function"==
  236. typeof f.preRun&&(f.preRun=[f.preRun]);f.preRun.length;)$a();nb(Va)}0<ab||(f.setStatus?(f.setStatus("Running..."),setTimeout(function(){setTimeout(function(){f.setStatus("")},1);b()},1)):b())}}f.run=Le;function Cb(a,b){if(!b||!noExitRuntime||0!==a){if(!noExitRuntime){M.Oi();l||(nb(Ya),O.quit(),M.eh());if(f.onExit)f.onExit(a);Ea=!0}ja(a,new wa(a))}}if(f.preInit)for("function"==typeof f.preInit&&(f.preInit=[f.preInit]);0<f.preInit.length;)f.preInit.pop()();var Me=!1;f.noInitialRun&&(Me=!1);
  237. l?M.ri():Le();f.exit=Cb;
  238. return createFFmpegCore.ready
  239. }
  240. );
  241. })();
  242. if (typeof exports === 'object' && typeof module === 'object')
  243. module.exports = createFFmpegCore;
  244. else if (typeof define === 'function' && define['amd'])
  245. define([], function() { return createFFmpegCore; });
  246. else if (typeof exports === 'object')
  247. exports["createFFmpegCore"] = createFFmpegCore;