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Jake Archibald
2020-08-25 13:11:10 +01:00
parent 5715fb7b1b
commit 8f2dcb5f48
10 changed files with 287 additions and 69 deletions
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8
codecs/avif/dec/avif_dec.js
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@@ -17,7 +17,7 @@ function sa(a,b,c,d){if(!(0<d))return 0;var f=c;d=c+d-1;for(var g=0;g<a.length;+
function ta(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}var ua="undefined"!==typeof TextDecoder?new TextDecoder("utf-16le"):void 0;function va(a,b){var c=a>>1;for(var d=c+b/2;!(c>=d)&&wa[c];)++c;c<<=1;if(32<c-a&&ua)return ua.decode(B.subarray(a,c));c=0;for(d="";;){var f=C[a+2*c>>1];if(0==f||c==b/2)return d;++c;d+=String.fromCharCode(f)}}
function xa(a,b,c){void 0===c&&(c=2147483647);if(2>c)return 0;c-=2;var d=b;c=c<2*a.length?c/2:a.length;for(var f=0;f<c;++f)C[b>>1]=a.charCodeAt(f),b+=2;C[b>>1]=0;return b-d}function ya(a){return 2*a.length}function za(a,b){for(var c=0,d="";!(c>=b/4);){var f=D[a+4*c>>2];if(0==f)break;++c;65536<=f?(f-=65536,d+=String.fromCharCode(55296|f>>10,56320|f&1023)):d+=String.fromCharCode(f)}return d}
function Aa(a,b,c){void 0===c&&(c=2147483647);if(4>c)return 0;var d=b;c=d+c-4;for(var f=0;f<a.length;++f){var g=a.charCodeAt(f);if(55296<=g&&57343>=g){var h=a.charCodeAt(++f);g=65536+((g&1023)<<10)|h&1023}D[b>>2]=g;b+=4;if(b+4>c)break}D[b>>2]=0;return b-d}function Ba(a){for(var b=0,c=0;c<a.length;++c){var d=a.charCodeAt(c);55296<=d&&57343>=d&&++c;b+=4}return b}var E,F,B,C,wa,D,I,Ca,Da;
function Ea(a){E=a;e.HEAP8=F=new Int8Array(a);e.HEAP16=C=new Int16Array(a);e.HEAP32=D=new Int32Array(a);e.HEAPU8=B=new Uint8Array(a);e.HEAPU16=wa=new Uint16Array(a);e.HEAPU32=I=new Uint32Array(a);e.HEAPF32=Ca=new Float32Array(a);e.HEAPF64=Da=new Float64Array(a)}var Fa=e.INITIAL_MEMORY||16777216;e.wasmMemory?z=e.wasmMemory:z=new WebAssembly.Memory({initial:Fa/65536,maximum:32768});z&&(E=z.buffer);Fa=E.byteLength;Ea(E);D[224044]=6139216;
function Ea(a){E=a;e.HEAP8=F=new Int8Array(a);e.HEAP16=C=new Int16Array(a);e.HEAP32=D=new Int32Array(a);e.HEAPU8=B=new Uint8Array(a);e.HEAPU16=wa=new Uint16Array(a);e.HEAPU32=I=new Uint32Array(a);e.HEAPF32=Ca=new Float32Array(a);e.HEAPF64=Da=new Float64Array(a)}var Fa=e.INITIAL_MEMORY||16777216;e.wasmMemory?z=e.wasmMemory:z=new WebAssembly.Memory({initial:Fa/65536,maximum:32768});z&&(E=z.buffer);Fa=E.byteLength;Ea(E);D[224048]=6139232;
function Ga(a){for(;0<a.length;){var b=a.shift();if("function"==typeof b)b(e);else{var c=b.ob;"number"===typeof c?void 0===b.Ya?e.dynCall_v(c):e.dynCall_vi(c,b.Ya):c(void 0===b.Ya?null:b.Ya)}}}var Ha=[],Ia=[],Ja=[],Ka=[];function La(){var a=e.preRun.shift();Ha.unshift(a)}var Ma=Math.abs,Na=Math.ceil,Oa=Math.floor,Pa=Math.min,J=0,Qa=null,Ra=null;e.preloadedImages={};e.preloadedAudios={};
function w(a){if(e.onAbort)e.onAbort(a);y(a);qa=!0;a=new WebAssembly.RuntimeError("abort("+a+"). Build with -s ASSERTIONS=1 for more info.");ba(a);throw a;}function Sa(a){var b=K;return String.prototype.startsWith?b.startsWith(a):0===b.indexOf(a)}function Ta(){return Sa("data:application/octet-stream;base64,")}var K="avif_dec.wasm";if(!Ta()){var Ua=K;K=e.locateFile?e.locateFile(Ua,u):u+Ua}
function Va(){try{if(oa)return new Uint8Array(oa);if(ja)return ja(K);throw"both async and sync fetching of the wasm failed";}catch(a){w(a)}}function Wa(){return oa||!ea&&!q||"function"!==typeof fetch||Sa("file://")?new Promise(function(a){a(Va())}):fetch(K,{credentials:"same-origin"}).then(function(a){if(!a.ok)throw"failed to load wasm binary file at '"+K+"'";return a.arrayBuffer()}).catch(function(){return Va()})}var L,Xa;Ia.push({ob:function(){Ya()}});function Za(){return 0<Za.Va}
@@ -61,7 +61,7 @@ Object.defineProperties(Ab.prototype,{read:{get:function(){return 365===(this.mo
(function(){P("/dev");gb(259,{read:function(){return 0},write:function(d,f,g,h){return h}});Jb("/dev/null",259);fb(1280,ib);fb(1536,jb);Jb("/dev/tty",1280);Jb("/dev/tty1",1536);if("object"===typeof crypto&&"function"===typeof crypto.getRandomValues){var a=new Uint8Array(1);var b=function(){crypto.getRandomValues(a);return a[0]}}else if(fa)try{var c=require("crypto");b=function(){return c.randomBytes(1)[0]}}catch(d){}b||(b=function(){w("random_device")});Rb("random",b);Rb("urandom",b);P("/dev/shm");
P("/dev/shm/tmp")})();P("/proc");P("/proc/self");P("/proc/self/fd");Hb({Pa:function(){var a=lb("/proc/self","fd",16895,73);a.Ja={lookup:function(b,c){var d=rb[+c];if(!d)throw new M(8);b={parent:null,Pa:{kb:"fake"},Ja:{readlink:function(){return d.path}}};return b.parent=b}};return a}},"/proc/self/fd");for(var Cc=Array(256),Dc=0;256>Dc;++Dc)Cc[Dc]=String.fromCharCode(Dc);Yb=Cc;dc=e.BindingError=cc("BindingError");ec=e.InternalError=cc("InternalError");
e.count_emval_handles=function(){for(var a=0,b=5;b<V.length;++b)void 0!==V[b]&&++a;return a};e.get_first_emval=function(){for(var a=5;a<V.length;++a)if(void 0!==V[a])return V[a];return null};tc=e.UnboundTypeError=cc("UnboundTypeError");
var Rc={A:function(a){return ob(a)},x:function(){},z:function(a){"uncaught_exception"in Za?Za.Va++:Za.Va=1;throw a;},t:function(a,b,c){Tb=c;try{var d=Vb(a);switch(b){case 0:var f=Ub();return 0>f?-28:Lb(d.path,d.flags,0,f).fd;case 1:case 2:return 0;case 3:return d.flags;case 4:return f=Ub(),d.flags|=f,0;case 12:return f=Ub(),C[f+0>>1]=2,0;case 13:case 14:return 0;case 16:case 8:return-28;case 9:return D[Ec()>>2]=28,-1;default:return-28}}catch(g){return"undefined"!==typeof Q&&g instanceof M||w(g),-g.Sa}},
var Rc={A:function(a){return ob(a)},x:function(){},z:function(a){"uncaught_exception"in Za?Za.Va++:Za.Va=1;throw a;},r:function(a,b,c){Tb=c;try{var d=Vb(a);switch(b){case 0:var f=Ub();return 0>f?-28:Lb(d.path,d.flags,0,f).fd;case 1:case 2:return 0;case 3:return d.flags;case 4:return f=Ub(),d.flags|=f,0;case 12:return f=Ub(),C[f+0>>1]=2,0;case 13:case 14:return 0;case 16:case 8:return-28;case 9:return D[Ec()>>2]=28,-1;default:return-28}}catch(g){return"undefined"!==typeof Q&&g instanceof M||w(g),-g.Sa}},
M:function(a,b,c){Tb=c;try{var d=Vb(a);switch(b){case 21509:case 21505:return d.tty?0:-59;case 21510:case 21511:case 21512:case 21506:case 21507:case 21508:return d.tty?0:-59;case 21519:if(!d.tty)return-59;var f=Ub();return D[f>>2]=0;case 21520:return d.tty?-28:-59;case 21531:a=f=Ub();if(!d.Ka.qb)throw new M(59);return d.Ka.qb(d,b,a);case 21523:return d.tty?0:-59;case 21524:return d.tty?0:-59;default:w("bad ioctl syscall "+b)}}catch(g){return"undefined"!==typeof Q&&g instanceof M||w(g),-g.Sa}},N:function(a,
b,c){Tb=c;try{var d=a?A(B,a,void 0):"",f=Ub();return Lb(d,b,f).fd}catch(g){return"undefined"!==typeof Q&&g instanceof M||w(g),-g.Sa}},P:function(a,b,c,d,f){var g=Wb(c);b=R(b);U(a,{name:b,fromWireType:function(h){return!!h},toWireType:function(h,k){return k?d:f},argPackAdvance:8,readValueFromPointer:function(h){if(1===c)var k=F;else if(2===c)k=C;else if(4===c)k=D;else throw new TypeError("Unknown boolean type size: "+b);return this.fromWireType(k[h>>g])},Qa:null})},O:function(a,b){b=R(b);U(a,{name:b,
fromWireType:function(c){var d=V[c].value;ic(c);return d},toWireType:function(c,d){return jc(d)},argPackAdvance:8,readValueFromPointer:kc,Qa:null})},v:function(a,b,c){c=Wb(c);b=R(b);U(a,{name:b,fromWireType:function(d){return d},toWireType:function(d,f){if("number"!==typeof f&&"boolean"!==typeof f)throw new TypeError('Cannot convert "'+lc(f)+'" to '+this.name);return f},argPackAdvance:8,readValueFromPointer:mc(b,c),Qa:null})},B:function(a,b,c,d,f,g){var h=rc(b,c);a=R(a);f=sc(d,f);qc(a,function(){wc("Cannot call "+
@@ -77,7 +77,7 @@ s:ic,Q:function(a){if(0===a)return jc(zc());var b=yc[a];a=void 0===b?R(a):b;retu
g+".readValueFromPointer(args);\nargs += argType"+g+"['argPackAdvance'];\n";f=(new Function("requireRegisteredType","Module","__emval_register",h+("var obj = new constructor("+f+");\nreturn __emval_register(obj);\n}\n")))(Ac,e,jc);Bc[b]=f}return f(a,c,d)},o:function(){w()},d:function(a,b){X(a,b||1);throw"longjmp";},K:function(a,b,c){B.copyWithin(a,b,b+c)},j:function(a){a>>>=0;var b=B.length;if(2147483648<a)return!1;for(var c=1;4>=c;c*=2){var d=b*(1+.2/c);d=Math.min(d,a+100663296);d=Math.max(16777216,
a,d);0<d%65536&&(d+=65536-d%65536);a:{try{z.grow(Math.min(2147483648,d)-E.byteLength+65535>>>16);Ea(z.buffer);var f=1;break a}catch(g){}f=void 0}if(f)return!0}return!1},u:function(a){try{var b=Vb(a);if(null===b.fd)throw new M(8);b.Za&&(b.Za=null);try{b.Ka.close&&b.Ka.close(b)}catch(c){throw c;}finally{rb[b.fd]=null}b.fd=null;return 0}catch(c){return"undefined"!==typeof Q&&c instanceof M||w(c),c.Sa}},L:function(a,b,c,d){try{a:{for(var f=Vb(a),g=a=0;g<c;g++){var h=D[b+(8*g+4)>>2],k=f,m=D[b+8*g>>2],
n=h,r=void 0,t=F;if(0>n||0>r)throw new M(28);if(null===k.fd)throw new M(8);if(1===(k.flags&2097155))throw new M(8);if(16384===(k.node.mode&61440))throw new M(31);if(!k.Ka.read)throw new M(28);var v="undefined"!==typeof r;if(!v)r=k.position;else if(!k.seekable)throw new M(70);var x=k.Ka.read(k,t,m,n,r);v||(k.position+=x);var p=x;if(0>p){var G=-1;break a}a+=p;if(p<h)break}G=a}D[d>>2]=G;return 0}catch(H){return"undefined"!==typeof Q&&H instanceof M||w(H),H.Sa}},G:function(a,b,c,d,f){try{var g=Vb(a);
a=4294967296*c+(b>>>0);if(-9007199254740992>=a||9007199254740992<=a)return-61;Nb(g,a,d);Xa=[g.position>>>0,(L=g.position,1<=+Ma(L)?0<L?(Pa(+Oa(L/4294967296),4294967295)|0)>>>0:~~+Na((L-+(~~L>>>0))/4294967296)>>>0:0)];D[f>>2]=Xa[0];D[f+4>>2]=Xa[1];g.Za&&0===a&&0===d&&(g.Za=null);return 0}catch(h){return"undefined"!==typeof Q&&h instanceof M||w(h),h.Sa}},r:function(a,b,c,d){try{a:{for(var f=Vb(a),g=a=0;g<c;g++){var h=f,k=D[b+8*g>>2],m=D[b+(8*g+4)>>2],n=void 0,r=F;if(0>m||0>n)throw new M(28);if(null===
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