RawImage -> ImageData; report errors with null

codecs/avif/dec/avif_dec.cpp

@@ -4,56 +4,47 @@
 
 using namespace emscripten;
 
-class RawImage {
- public:
-  val buffer;
-  uint32_t width;
-  uint32_t height;
+thread_local const val Uint8ClampedArray = val::global("Uint8ClampedArray");
+thread_local const val ImageData = val::global("ImageData");
 
-  RawImage(val b, uint32_t w, uint32_t h) : buffer(b), width(w), height(h) {}
-};
-
-RawImage decode(std::string avifimage) {
+val decode(std::string avifimage) {
   // point raw.data and raw.size to the contents of an .avif(s)
-  avifROData raw;
-  raw.data = (uint8_t*)avifimage.c_str();
-  raw.size = avifimage.length();
+  avifROData raw = {
+    .data = (uint8_t*)avifimage.c_str(),
+    .size = avifimage.length()
+  };
 
   avifImage* image = avifImageCreateEmpty();
   avifDecoder* decoder = avifDecoderCreate();
   avifResult decodeResult = avifDecoderRead(decoder, image, &raw);
   // image is an independent copy of decoded data, decoder may be destroyed here
   avifDecoderDestroy(decoder);
-  if (decodeResult != AVIF_RESULT_OK) {
-    return RawImage(val::null(), -1, -1);
+
+  val result = val::null();
+
+  if (decodeResult == AVIF_RESULT_OK) {
+    // Convert to interleaved RGB(A)/BGR(A) using a libavif-allocated buffer.
+    avifRGBImage rgb;
+    avifRGBImageSetDefaults(&rgb, image);  // Defaults to AVIF_RGB_FORMAT_RGBA which is what we want.
+    rgb.depth = 8;  // Does not need to match image->depth. We always want 8-bit pixels.
+
+    avifRGBImageAllocatePixels(&rgb);
+    avifImageYUVToRGB(image, &rgb);
+
+    // We want to create a *copy* of the decoded data to be owned by the JavaScript side.
+    // For that, we perform `new Uint8Array(wasmMemBuffer, wasmPtr, wasmSize).slice()`:
+    result = ImageData.new_(Uint8ClampedArray.new_(typed_memory_view(rgb.rowBytes * rgb.height, rgb.pixels)), rgb.width, rgb.height);
+
+    // Now we can safely free the RGB pixels:
+    avifRGBImageFreePixels(&rgb);
   }
 
-  // Convert to interleaved RGB(A)/BGR(A) using a libavif-allocated buffer.
-  avifRGBImage rgb;
-  avifRGBImageSetDefaults(&rgb, image);  // Defaults to AVIF_RGB_FORMAT_RGBA which is what we want.
-  rgb.depth = 8;  // Does not need to match image->depth. We always want 8-bit pixels.
-
-  avifRGBImageAllocatePixels(&rgb);
-  avifImageYUVToRGB(image, &rgb);
-
   // Image has been converted to RGB, we don't need the original anymore.
   avifImageDestroy(image);
 
-  // We want to create a *copy* of the decoded data to be owned by the JavaScript side.
-  // For that, we perform `new Uint8Array(wasmMemBuffer, wasmPtr, wasmSize).slice()`:
-  auto result = val(typed_memory_view(rgb.rowBytes * rgb.height, rgb.pixels)).call<val>("slice");
-
-  // Now we can safely free the RGB pixels:
-  avifRGBImageFreePixels(&rgb);
-
-  return RawImage(result, rgb.width, rgb.height);
+  return result;
 }
 
 EMSCRIPTEN_BINDINGS(my_module) {
-  class_<RawImage>("RawImage")
-      .property("buffer", &RawImage::buffer)
-      .property("width", &RawImage::width)
-      .property("height", &RawImage::height);
-
   function("decode", &decode);
 }

codecs/avif/dec/avif_dec.d.ts

@@ -1,11 +1,5 @@
-interface RawImage {
-  buffer: Uint8Array;
-  width: number;
-  height: number;
-}
-
 interface AVIFModule extends EmscriptenWasm.Module {
-  decode(data: BufferSource): RawImage;
+  decode(data: BufferSource): ImageData | null;
 }
 
 export default function(opts: EmscriptenWasm.ModuleOpts): AVIFModule;

codecs/avif/dec/avif_dec.js

@@ -7,111 +7,95 @@ function(avif_dec) {
   avif_dec = avif_dec || {};
 
 
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+e.dynCall_viiiiiii=function(){return(e.dynCall_viiiiiii=e.asm.ra).apply(null,arguments)};e.dynCall_viiiiiiiii=function(){return(e.dynCall_viiiiiiiii=e.asm.sa).apply(null,arguments)};e.dynCall_iiiiii=function(){return(e.dynCall_iiiiii=e.asm.ta).apply(null,arguments)};e.dynCall_jiiiiiiiii=function(){return(e.dynCall_jiiiiiiiii=e.asm.ua).apply(null,arguments)};e.dynCall_iiiiiii=function(){return(e.dynCall_iiiiiii=e.asm.va).apply(null,arguments)};
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+function Jc(a,b,c,d,f,g,h,k,m,n){var r=Y();try{return $c(a,b,c,d,f,g,h,k,m,n)}catch(t){Z(r);if(t!==t+0&&"longjmp"!==t)throw t;X(1,0)}}function Ic(a,b,c,d,f,g,h,k,m){var n=Y();try{return Zc(a,b,c,d,f,g,h,k,m)}catch(r){Z(n);if(r!==r+0&&"longjmp"!==r)throw r;X(1,0)}}function Mc(a,b,c,d,f,g){var h=Y();try{return cd(a,b,c,d,f,g)}catch(k){Z(h);if(k!==k+0&&"longjmp"!==k)throw k;X(1,0)}}
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+function fd(){function a(){if(!dd&&(dd=!0,e.calledRun=!0,!qa)){e.noFSInit||Pb||(Pb=!0,Ob(),e.stdin=e.stdin,e.stdout=e.stdout,e.stderr=e.stderr,e.stdin?Rb("stdin",e.stdin):Kb("/dev/tty","/dev/stdin"),e.stdout?Rb("stdout",null,e.stdout):Kb("/dev/tty","/dev/stdout"),e.stderr?Rb("stderr",null,e.stderr):Kb("/dev/tty1","/dev/stderr"),Lb("/dev/stdin","r"),Lb("/dev/stdout","w"),Lb("/dev/stderr","w"));Ga(Ia);ub=!1;Ga(Ja);aa(e);if(e.onRuntimeInitialized)e.onRuntimeInitialized();if(e.postRun)for("function"==
+typeof e.postRun&&(e.postRun=[e.postRun]);e.postRun.length;){var b=e.postRun.shift();Ka.unshift(b)}Ga(Ka)}}if(!(0<J)){if(e.preRun)for("function"==typeof e.preRun&&(e.preRun=[e.preRun]);e.preRun.length;)La();Ga(Ha);0<J||(e.setStatus?(e.setStatus("Running..."),setTimeout(function(){setTimeout(function(){e.setStatus("")},1);a()},1)):a())}}e.run=fd;if(e.preInit)for("function"==typeof e.preInit&&(e.preInit=[e.preInit]);0<e.preInit.length;)e.preInit.pop()();noExitRuntime=!0;fd();
 
 
   return avif_dec.ready

codecs/avif/enc/avif_enc.d.ts

@@ -1,8 +1,7 @@
-import { EncodeOptions } from '../../src/codecs/avif/encoder-meta';
+import { EncodeOptions } from '../../../src/codecs/avif/encoder-meta';
 
 interface AVIFModule extends EmscriptenWasm.Module {
-  encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array;
+  encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array | null;
 }
 
-
 export default function(opts: EmscriptenWasm.ModuleOpts): AVIFModule;

codecs/avif/enc/avif_enc.js

@@ -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(C.subarray(a,c));c=0;for(d="";;){var f=D[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)D[b>>1]=a.charCodeAt(f),b+=2;D[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=F[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}
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-function Ea(a){G=a;e.HEAP8=H=new Int8Array(a);e.HEAP16=D=new Int16Array(a);e.HEAP32=F=new Int32Array(a);e.HEAPU8=C=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?A=e.wasmMemory:A=new WebAssembly.Memory({initial:Fa/65536,maximum:32768});A&&(G=A.buffer);Fa=G.byteLength;Ea(G);F[224104]=6139456;
+function Ea(a){G=a;e.HEAP8=H=new Int8Array(a);e.HEAP16=D=new Int16Array(a);e.HEAP32=F=new Int32Array(a);e.HEAPU8=C=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?A=e.wasmMemory:A=new WebAssembly.Memory({initial:Fa/65536,maximum:32768});A&&(G=A.buffer);Fa=G.byteLength;Ea(G);F[224108]=6139472;
 function Ga(a){for(;0<a.length;){var b=a.shift();if("function"==typeof b)b(e);else{var c=b.ub;"number"===typeof c?void 0===b.bb?e.dynCall_v(c):e.dynCall_vi(c,b.bb):c(void 0===b.bb?null:b.bb)}}}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 x(a){if(e.onAbort)e.onAbort(a);z(a);pa=!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_enc.wasm";if(!Ta()){var Ua=K;K=e.locateFile?e.locateFile(Ua,u):u+Ua}
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 O("/dev/shm/tmp")})();O("/proc");O("/proc/self");O("/proc/self/fd");Ib({Ua:function(){var a=mb("/proc/self","fd",16895,73);a.Na={lookup:function(b,c){var d=sb[+c];if(!d)throw new L(8);b={parent:null,Ua:{pb:"fake"},Na:{readlink:function(){return d.path}}};return b.parent=b}};return a}},"/proc/self/fd");ec=e.InternalError=dc("InternalError");for(var Dc=Array(256),Ec=0;256>Ec;++Ec)Dc[Ec]=String.fromCharCode(Ec);ic=Dc;jc=e.BindingError=dc("BindingError");
 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};uc=e.UnboundTypeError=dc("UnboundTypeError");
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+var Sc={w:function(a){return pb(a)},U:function(){},S:function(a){"uncaught_exception"in $a?$a.Za++:$a.Za=1;throw a;},q:function(a,b,c){Ub=c;try{var d=Wb(a);switch(b){case 0:var f=Vb();return 0>f?-28:Mb(d.path,d.flags,0,f).fd;case 1:case 2:return 0;case 3:return d.flags;case 4:return f=Vb(),d.flags|=f,0;case 12:return f=Vb(),D[f+0>>1]=2,0;case 13:case 14:return 0;case 16:case 8:return-28;case 9:return F[Fc()>>2]=28,-1;default:return-28}}catch(g){return"undefined"!==typeof Q&&g instanceof L||x(g),-g.Wa}},
 M:function(a,b,c){Ub=c;try{var d=Wb(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=Vb();return F[f>>2]=0;case 21520:return d.tty?-28:-59;case 21531:a=f=Vb();if(!d.Oa.zb)throw new L(59);return d.Oa.zb(d,b,a);case 21523:return d.tty?0:-59;case 21524:return d.tty?0:-59;default:x("bad ioctl syscall "+b)}}catch(g){return"undefined"!==typeof Q&&g instanceof L||x(g),-g.Wa}},N:function(a,
 b,c){Ub=c;try{var d=a?B(C,a,void 0):"",f=Vb();return Mb(d,b,f).fd}catch(g){return"undefined"!==typeof Q&&g instanceof L||x(g),-g.Wa}},A:function(a){var b=Xb[a];delete Xb[a];var c=b.Cb,d=b.Db,f=b.kb,g=f.map(function(h){return h.xb}).concat(f.map(function(h){return h.Hb}));fc([a],g,function(h){var k={};f.forEach(function(l,n){var p=h[n],t=l.vb,v=l.wb,w=h[n+f.length],q=l.Gb,E=l.Ib;k[l.tb]={read:function(y){return p.fromWireType(t(v,y))},write:function(y,P){var ra=[];q(E,y,w.toWireType(ra,P));Yb(ra)}}});
 return[{name:b.name,fromWireType:function(l){var n={},p;for(p in k)n[p]=k[p].read(l);d(l);return n},toWireType:function(l,n){for(var p in k)if(!(p in n))throw new TypeError('Missing field:  "'+p+'"');var t=c();for(p in k)k[p].write(t,n[p]);null!==l&&l.push(d,t);return t},argPackAdvance:8,readValueFromPointer:Zb,Ta:d}]})},P:function(a,b,c,d,f){var g=hc(c);b=T(b);S(a,{name:b,fromWireType:function(h){return!!h},toWireType:function(h,k){return k?d:f},argPackAdvance:8,readValueFromPointer:function(h){if(1===
@@ -80,7 +80,7 @@ a);a=V[a].value;var f=Cc[b];if(!f){f="";for(var g=0;g<b;++g)f+=(0!==g?", ":"")+"
 e,mc);Cc[b]=f}return f(a,c,d)},v:function(){x()},d:function(a,b){X(a,b||1);throw"longjmp";},K:function(a,b,c){C.copyWithin(a,b,b+c)},j:function(a){a>>>=0;var b=C.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{A.grow(Math.min(2147483648,d)-G.byteLength+65535>>>16);Ea(A.buffer);var f=1;break a}catch(g){}f=void 0}if(f)return!0}return!1},r:function(a){try{var b=Wb(a);if(null===b.fd)throw new L(8);
 b.cb&&(b.cb=null);try{b.Oa.close&&b.Oa.close(b)}catch(c){throw c;}finally{sb[b.fd]=null}b.fd=null;return 0}catch(c){return"undefined"!==typeof Q&&c instanceof L||x(c),c.Wa}},L:function(a,b,c,d){try{a:{for(var f=Wb(a),g=a=0;g<c;g++){var h=F[b+(8*g+4)>>2],k=f,l=F[b+8*g>>2],n=h,p=void 0,t=H;if(0>n||0>p)throw new L(28);if(null===k.fd)throw new L(8);if(1===(k.flags&2097155))throw new L(8);if(16384===(k.node.mode&61440))throw new L(31);if(!k.Oa.read)throw new L(28);var v="undefined"!==typeof p;if(!v)p=
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-Ya[0];F[f+4>>2]=Ya[1];g.cb&&0===a&&0===d&&(g.cb=null);return 0}catch(h){return"undefined"!==typeof Q&&h instanceof L||x(h),h.Wa}},q:function(a,b,c,d){try{a:{for(var f=Wb(a),g=a=0;g<c;g++){var h=f,k=F[b+8*g>>2],l=F[b+(8*g+4)>>2],n=void 0,p=H;if(0>l||0>n)throw new L(28);if(null===h.fd)throw new L(8);if(0===(h.flags&2097155))throw new L(8);if(16384===(h.node.mode&61440))throw new L(31);if(!h.Oa.write)throw new L(28);h.seekable&&h.flags&1024&&Ob(h,0,2);var t="undefined"!==typeof n;if(!t)n=h.position;
+Ya[0];F[f+4>>2]=Ya[1];g.cb&&0===a&&0===d&&(g.cb=null);return 0}catch(h){return"undefined"!==typeof Q&&h instanceof L||x(h),h.Wa}},p:function(a,b,c,d){try{a:{for(var f=Wb(a),g=a=0;g<c;g++){var h=f,k=F[b+8*g>>2],l=F[b+(8*g+4)>>2],n=void 0,p=H;if(0>l||0>n)throw new L(28);if(null===h.fd)throw new L(8);if(0===(h.flags&2097155))throw new L(8);if(16384===(h.node.mode&61440))throw new L(31);if(!h.Oa.write)throw new L(28);h.seekable&&h.flags&1024&&Ob(h,0,2);var t="undefined"!==typeof n;if(!t)n=h.position;
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 (function(){function a(f){e.asm=f.exports;J--;e.monitorRunDependencies&&e.monitorRunDependencies(J);0==J&&(null!==Qa&&(clearInterval(Qa),Qa=null),Ra&&(f=Ra,Ra=null,f()))}function b(f){a(f.instance)}function c(f){return Wa().then(function(g){return WebAssembly.instantiate(g,d)}).then(f,function(g){z("failed to asynchronously prepare wasm: "+g);x(g)})}var d={a:Sc};J++;e.monitorRunDependencies&&e.monitorRunDependencies(J);if(e.instantiateWasm)try{return e.instantiateWasm(d,a)}catch(f){return z("Module.instantiateWasm callback failed with error: "+
@@ -91,7 +91,7 @@ Vc=e.dynCall_vii=function(){return(Vc=e.dynCall_vii=e.asm.ea).apply(null,argumen
 var Zc=e.dynCall_iiiii=function(){return(Zc=e.dynCall_iiiii=e.asm.ka).apply(null,arguments)},$c=e.dynCall_iiiiiiiii=function(){return($c=e.dynCall_iiiiiiiii=e.asm.la).apply(null,arguments)},ad=e.dynCall_iiiiiiiiii=function(){return(ad=e.dynCall_iiiiiiiiii=e.asm.ma).apply(null,arguments)},bd=e.dynCall_iiiijj=function(){return(bd=e.dynCall_iiiijj=e.asm.na).apply(null,arguments)},cd=e.dynCall_ij=function(){return(cd=e.dynCall_ij=e.asm.oa).apply(null,arguments)},dd=e.dynCall_jjij=function(){return(dd=
 e.dynCall_jjij=e.asm.pa).apply(null,arguments)};e.dynCall_i=function(){return(e.dynCall_i=e.asm.qa).apply(null,arguments)};e.dynCall_iiiiii=function(){return(e.dynCall_iiiiii=e.asm.ra).apply(null,arguments)};e.dynCall_viiiii=function(){return(e.dynCall_viiiii=e.asm.sa).apply(null,arguments)};e.dynCall_viiiiii=function(){return(e.dynCall_viiiiii=e.asm.ta).apply(null,arguments)};e.dynCall_viiiiiiii=function(){return(e.dynCall_viiiiiiii=e.asm.ua).apply(null,arguments)};
 e.dynCall_viiiiiiiiiii=function(){return(e.dynCall_viiiiiiiiiii=e.asm.va).apply(null,arguments)};e.dynCall_viiiiiiiiiiii=function(){return(e.dynCall_viiiiiiiiiiii=e.asm.wa).apply(null,arguments)};e.dynCall_viiiiiii=function(){return(e.dynCall_viiiiiii=e.asm.xa).apply(null,arguments)};e.dynCall_viiiiiiiii=function(){return(e.dynCall_viiiiiiiii=e.asm.ya).apply(null,arguments)};e.dynCall_jiiiiiiiii=function(){return(e.dynCall_jiiiiiiiii=e.asm.za).apply(null,arguments)};
-e.dynCall_iiiiiii=function(){return(e.dynCall_iiiiiii=e.asm.Aa).apply(null,arguments)};e.dynCall_iiiiiiii=function(){return(e.dynCall_iiiiiiii=e.asm.Ba).apply(null,arguments)};e.dynCall_iiiiiiiiiiii=function(){return(e.dynCall_iiiiiiiiiiii=e.asm.Ca).apply(null,arguments)};e.dynCall_iidiiii=function(){return(e.dynCall_iidiiii=e.asm.Da).apply(null,arguments)};e.dynCall_jiji=function(){return(e.dynCall_jiji=e.asm.Ea).apply(null,arguments)};
+e.dynCall_iiiiiii=function(){return(e.dynCall_iiiiiii=e.asm.Aa).apply(null,arguments)};e.dynCall_iiiiiiii=function(){return(e.dynCall_iiiiiiii=e.asm.Ba).apply(null,arguments)};e.dynCall_iiiiiiiiiiii=function(){return(e.dynCall_iiiiiiiiiiii=e.asm.Ca).apply(null,arguments)};e.dynCall_jiji=function(){return(e.dynCall_jiji=e.asm.Da).apply(null,arguments)};e.dynCall_iidiiii=function(){return(e.dynCall_iidiiii=e.asm.Ea).apply(null,arguments)};
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codecs/webp/dec/webp_dec.cpp

@@ -17,7 +17,7 @@ val decode(std::string buffer) {
   int width, height;
   std::unique_ptr<uint8_t[]> rgba(
       WebPDecodeRGBA((const uint8_t*)buffer.c_str(), buffer.size(), &width, &height));
-  return ImageData.new_(Uint8ClampedArray.new_(typed_memory_view(width * height * 4, rgba.get())), width, height);
+  return rgba ? ImageData.new_(Uint8ClampedArray.new_(typed_memory_view(width * height * 4, rgba.get())), width, height) : val::null();
 }
 
 EMSCRIPTEN_BINDINGS(my_module) {

codecs/webp/dec/webp_dec.d.ts

@@ -1,5 +1,5 @@
 interface WebPModule extends EmscriptenWasm.Module {
-  decode(data: BufferSource): ImageData;
+  decode(data: BufferSource): ImageData | null;
 }
 
 export default function(opts: EmscriptenWasm.ModuleOpts): WebPModule;

codecs/webp/dec/webp_dec.js

@@ -7,23 +7,23 @@ function(webp_dec) {
   webp_dec = webp_dec || {};
 
 
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-(x=_scriptDir),0!==x.indexOf("blob:")?x=x.substr(0,x.lastIndexOf("/")+1):x="",z=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},w&&(A=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)});var fa=d.print||console.log.bind(console),C=d.printErr||console.warn.bind(console);for(u in t)t.hasOwnProperty(u)&&(d[u]=t[u]);t=null;var D;d.wasmBinary&&(D=d.wasmBinary);var noExitRuntime;
+var d;d||(d=typeof webp_dec !== 'undefined' ? webp_dec : {});var aa,ba;d.ready=new Promise(function(a,b){aa=a;ba=b});var t={},u;for(u in d)d.hasOwnProperty(u)&&(t[u]=d[u]);var v=!1,w=!1,ca=!1,da=!1;v="object"===typeof window;w="function"===typeof importScripts;ca="object"===typeof process&&"object"===typeof process.versions&&"string"===typeof process.versions.node;da=!v&&!ca&&!w;var x="",z,A,ea,fa;
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+else if(da)"undefined"!=typeof read&&(z=function(a){return read(a)}),A=function(a){if("function"===typeof readbuffer)return new Uint8Array(readbuffer(a));a=read(a,"binary");"object"===typeof a||B("Assertion failed: undefined");return a},"undefined"!==typeof print&&("undefined"===typeof console&&(console={}),console.log=print,console.warn=console.error="undefined"!==typeof printErr?printErr:print);else if(v||w)w?x=self.location.href:document.currentScript&&(x=document.currentScript.src),_scriptDir&&
+(x=_scriptDir),0!==x.indexOf("blob:")?x=x.substr(0,x.lastIndexOf("/")+1):x="",z=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},w&&(A=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)});d.print||console.log.bind(console);var C=d.printErr||console.warn.bind(console);for(u in t)t.hasOwnProperty(u)&&(d[u]=t[u]);t=null;var D;d.wasmBinary&&(D=d.wasmBinary);var noExitRuntime;
 d.noExitRuntime&&(noExitRuntime=d.noExitRuntime);"object"!==typeof WebAssembly&&B("no native wasm support detected");var E,ha=new WebAssembly.Table({initial:130,maximum:130,element:"anyfunc"}),ia=!1,ja="undefined"!==typeof TextDecoder?new TextDecoder("utf8"):void 0;
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 function ma(a,b){var c=a>>1;for(var e=c+b/2;!(c>=e)&&G[c];)++c;c<<=1;if(32<c-a&&la)return la.decode(F.subarray(a,c));c=0;for(e="";;){var f=H[a+2*c>>1];if(0==f||c==b/2)return e;++c;e+=String.fromCharCode(f)}}function na(a,b,c){void 0===c&&(c=2147483647);if(2>c)return 0;c-=2;var e=b;c=c<2*a.length?c/2:a.length;for(var f=0;f<c;++f)H[b>>1]=a.charCodeAt(f),b+=2;H[b>>1]=0;return b-e}function oa(a){return 2*a.length}
 function pa(a,b){for(var c=0,e="";!(c>=b/4);){var f=I[a+4*c>>2];if(0==f)break;++c;65536<=f?(f-=65536,e+=String.fromCharCode(55296|f>>10,56320|f&1023)):e+=String.fromCharCode(f)}return e}function qa(a,b,c){void 0===c&&(c=2147483647);if(4>c)return 0;var e=b;c=e+c-4;for(var f=0;f<a.length;++f){var g=a.charCodeAt(f);if(55296<=g&&57343>=g){var n=a.charCodeAt(++f);g=65536+((g&1023)<<10)|n&1023}I[b>>2]=g;b+=4;if(b+4>c)break}I[b>>2]=0;return b-e}
 function ra(a){for(var b=0,c=0;c<a.length;++c){var e=a.charCodeAt(c);55296<=e&&57343>=e&&++c;b+=4}return b}var J,sa,F,H,G,I,L,ta,ua;function va(a){J=a;d.HEAP8=sa=new Int8Array(a);d.HEAP16=H=new Int16Array(a);d.HEAP32=I=new Int32Array(a);d.HEAPU8=F=new Uint8Array(a);d.HEAPU16=G=new Uint16Array(a);d.HEAPU32=L=new Uint32Array(a);d.HEAPF32=ta=new Float32Array(a);d.HEAPF64=ua=new Float64Array(a)}var wa=d.INITIAL_MEMORY||16777216;d.wasmMemory?E=d.wasmMemory:E=new WebAssembly.Memory({initial:wa/65536,maximum:32768});
 E&&(J=E.buffer);wa=J.byteLength;va(J);I[3260]=5256080;function M(a){for(;0<a.length;){var b=a.shift();if("function"==typeof b)b(d);else{var c=b.P;"number"===typeof c?void 0===b.L?d.dynCall_v(c):d.dynCall_vi(c,b.L):c(void 0===b.L?null:b.L)}}}var xa=[],ya=[],za=[],Aa=[];function Ba(){var a=d.preRun.shift();xa.unshift(a)}var N=0,Ca=null,P=null;d.preloadedImages={};d.preloadedAudios={};
-function B(a){if(d.onAbort)d.onAbort(a);fa(a);C(a);ia=!0;throw new WebAssembly.RuntimeError("abort("+a+"). Build with -s ASSERTIONS=1 for more info.");}function Da(a){var b=Q;return String.prototype.startsWith?b.startsWith(a):0===b.indexOf(a)}function Ea(){return Da("data:application/octet-stream;base64,")}var Q="webp_dec.wasm";if(!Ea()){var Fa=Q;Q=d.locateFile?d.locateFile(Fa,x):x+Fa}
+function B(a){if(d.onAbort)d.onAbort(a);C(a);ia=!0;a=new WebAssembly.RuntimeError("abort("+a+"). Build with -s ASSERTIONS=1 for more info.");ba(a);throw a;}function Da(a){var b=Q;return String.prototype.startsWith?b.startsWith(a):0===b.indexOf(a)}function Ea(){return Da("data:application/octet-stream;base64,")}var Q="webp_dec.wasm";if(!Ea()){var Fa=Q;Q=d.locateFile?d.locateFile(Fa,x):x+Fa}
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 function X(a,b,c){c=c||{};if(!("argPackAdvance"in b))throw new TypeError("registerType registeredInstance requires argPackAdvance");var e=b.name;a||W('type "'+e+'" must have a positive integer typeid pointer');if(U.hasOwnProperty(a)){if(c.R)return;W("Cannot register type '"+e+"' twice")}U[a]=b;delete V[a];T.hasOwnProperty(a)&&(b=T[a],delete T[a],b.forEach(function(f){f()}))}var Ra=[],Y=[{},{value:void 0},{value:null},{value:!0},{value:!1}];
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+function Sa(a){4<a&&0===--Y[a].M&&(Y[a]=void 0,Ra.push(a))}function Ta(a){switch(a){case void 0:return 1;case null:return 2;case !0:return 3;case !1:return 4;default:var b=Ra.length?Ra.pop():Y.length;Y[b]={M:1,value:a};return b}}function Wa(a){return this.fromWireType(L[a>>2])}function Xa(a){if(null===a)return"null";var b=typeof a;return"object"===b||"array"===b||"function"===b?a.toString():""+a}
 function Ya(a,b){switch(b){case 2:return function(c){return this.fromWireType(ta[c>>2])};case 3:return function(c){return this.fromWireType(ua[c>>3])};default:throw new TypeError("Unknown float type: "+a);}}function Za(a){var b=Function;if(!(b instanceof Function))throw new TypeError("new_ called with constructor type "+typeof b+" which is not a function");var c=Ma(b.name||"unknownFunctionName",function(){});c.prototype=b.prototype;c=new c;a=b.apply(c,a);return a instanceof Object?a:c}
 function $a(a){for(;a.length;){var b=a.pop();a.pop()(b)}}function ab(a,b){var c=d;if(void 0===c[a].J){var e=c[a];c[a]=function(){c[a].J.hasOwnProperty(arguments.length)||W("Function '"+b+"' called with an invalid number of arguments ("+arguments.length+") - expects one of ("+c[a].J+")!");return c[a].J[arguments.length].apply(this,arguments)};c[a].J=[];c[a].J[e.O]=e}}
 function bb(a,b,c){d.hasOwnProperty(a)?((void 0===c||void 0!==d[a].J&&void 0!==d[a].J[c])&&W("Cannot register public name '"+a+"' twice"),ab(a,a),d.hasOwnProperty(c)&&W("Cannot register multiple overloads of a function with the same number of arguments ("+c+")!"),d[a].J[c]=b):(d[a]=b,void 0!==c&&(d[a].T=c))}function cb(a,b){for(var c=[],e=0;e<a;e++)c.push(I[(b>>2)+e]);return c}
@@ -32,18 +32,18 @@ function hb(a,b){function c(g){f[g]||U[g]||(V[g]?V[g].forEach(c):(e.push(g),f[g]
 function kb(){return"object"===typeof globalThis?globalThis:Function("return this")()}function lb(a,b){var c=U[a];void 0===c&&W(b+" has unknown type "+fb(a));return c}for(var mb={},nb=Array(256),ob=0;256>ob;++ob)nb[ob]=String.fromCharCode(ob);Ka=nb;Oa=d.BindingError=Na("BindingError");Pa=d.InternalError=Na("InternalError");d.count_emval_handles=function(){for(var a=0,b=5;b<Y.length;++b)void 0!==Y[b]&&++a;return a};
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 var qb={m:function(a){return pb(a)},i:function(){},l:function(a){"uncaught_exception"in R?R.N++:R.N=1;throw a;},j:function(a,b,c,e,f){var g=Ja(c);b=S(b);X(a,{name:b,fromWireType:function(n){return!!n},toWireType:function(n,k){return k?e:f},argPackAdvance:8,readValueFromPointer:function(n){if(1===c)var k=sa;else if(2===c)k=H;else if(4===c)k=I;else throw new TypeError("Unknown boolean type size: "+b);return this.fromWireType(k[n>>g])},K:null})},r:function(a,b){b=S(b);X(a,{name:b,fromWireType:function(c){var e=
-Y[c].value;Sa(c);return e},toWireType:function(c,e){return Va(e)},argPackAdvance:8,readValueFromPointer:Wa,K:null})},g:function(a,b,c){c=Ja(c);b=S(b);X(a,{name:b,fromWireType:function(e){return e},toWireType:function(e,f){if("number"!==typeof f&&"boolean"!==typeof f)throw new TypeError('Cannot convert "'+Xa(f)+'" to '+this.name);return f},argPackAdvance:8,readValueFromPointer:Ya(b,c),K:null})},e:function(a,b,c,e,f,g){var n=cb(b,c);a=S(a);f=db(e,f);bb(a,function(){hb("Cannot call "+a+" due to unbound types",
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-(m-2)+" args!');\n}\n";y&&(p+="var destructors = [];\n");var Ua=y?"destructors":"null";K="throwBindingError invoker fn runDestructors retType classParam".split(" ");q=[W,q,g,$a,h[0],h[1]];r&&(p+="var thisWired = classParam.toWireType("+Ua+", this);\n");for(l=0;l<m-2;++l)p+="var arg"+l+"Wired = argType"+l+".toWireType("+Ua+", arg"+l+"); // "+h[l+2].name+"\n",K.push("argType"+l),q.push(h[l+2]);r&&(O="thisWired"+(0<O.length?", ":"")+O);p+=(Ta?"var rv = ":"")+"invoker(fn"+(0<O.length?", ":"")+O+");\n";
-if(y)p+="runDestructors(destructors);\n";else for(l=r?1:2;l<h.length;++l)m=1===l?"thisWired":"arg"+(l-2)+"Wired",null!==h[l].K&&(p+=m+"_dtor("+m+"); // "+h[l].name+"\n",K.push(m+"_dtor"),q.push(h[l].K));Ta&&(p+="var ret = retType.fromWireType(rv);\nreturn ret;\n");K.push(p+"}\n");h=Za(K).apply(null,q);l=b-1;if(!d.hasOwnProperty(k))throw new Pa("Replacing nonexistant public symbol");void 0!==d[k].J&&void 0!==l?d[k].J[l]=h:(d[k]=h,d[k].O=l);return[]})},b:function(a,b,c,e,f){function g(p){return p}b=
+Y[c].value;Sa(c);return e},toWireType:function(c,e){return Ta(e)},argPackAdvance:8,readValueFromPointer:Wa,K:null})},g:function(a,b,c){c=Ja(c);b=S(b);X(a,{name:b,fromWireType:function(e){return e},toWireType:function(e,f){if("number"!==typeof f&&"boolean"!==typeof f)throw new TypeError('Cannot convert "'+Xa(f)+'" to '+this.name);return f},argPackAdvance:8,readValueFromPointer:Ya(b,c),K:null})},e:function(a,b,c,e,f,g){var n=cb(b,c);a=S(a);f=db(e,f);bb(a,function(){hb("Cannot call "+a+" due to unbound types",
+n)},b-1);Qa(n,function(k){var h=[k[0],null].concat(k.slice(1)),p=k=a,q=f,m=h.length;2>m&&W("argTypes array size mismatch! Must at least get return value and 'this' types!");for(var r=null!==h[1]&&!1,y=!1,l=1;l<h.length;++l)if(null!==h[l]&&void 0===h[l].K){y=!0;break}var Ua="void"!==h[0].name,K="",O="";for(l=0;l<m-2;++l)K+=(0!==l?", ":"")+"arg"+l,O+=(0!==l?", ":"")+"arg"+l+"Wired";p="return function "+La(p)+"("+K+") {\nif (arguments.length !== "+(m-2)+") {\nthrowBindingError('function "+p+" called with ' + arguments.length + ' arguments, expected "+
+(m-2)+" args!');\n}\n";y&&(p+="var destructors = [];\n");var Va=y?"destructors":"null";K="throwBindingError invoker fn runDestructors retType classParam".split(" ");q=[W,q,g,$a,h[0],h[1]];r&&(p+="var thisWired = classParam.toWireType("+Va+", this);\n");for(l=0;l<m-2;++l)p+="var arg"+l+"Wired = argType"+l+".toWireType("+Va+", arg"+l+"); // "+h[l+2].name+"\n",K.push("argType"+l),q.push(h[l+2]);r&&(O="thisWired"+(0<O.length?", ":"")+O);p+=(Ua?"var rv = ":"")+"invoker(fn"+(0<O.length?", ":"")+O+");\n";
+if(y)p+="runDestructors(destructors);\n";else for(l=r?1:2;l<h.length;++l)m=1===l?"thisWired":"arg"+(l-2)+"Wired",null!==h[l].K&&(p+=m+"_dtor("+m+"); // "+h[l].name+"\n",K.push(m+"_dtor"),q.push(h[l].K));Ua&&(p+="var ret = retType.fromWireType(rv);\nreturn ret;\n");K.push(p+"}\n");h=Za(K).apply(null,q);l=b-1;if(!d.hasOwnProperty(k))throw new Pa("Replacing nonexistant public symbol");void 0!==d[k].J&&void 0!==l?d[k].J[l]=h:(d[k]=h,d[k].O=l);return[]})},b:function(a,b,c,e,f){function g(p){return p}b=
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-n,0!==e),K:null})},a:function(a,b,c){function e(g){g>>=2;var n=L;return new f(J,n[g+1],n[g])}var f=[Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array][b];c=S(c);X(a,{name:c,fromWireType:e,argPackAdvance:8,readValueFromPointer:e},{R:!0})},h:function(a,b){b=S(b);var c="std::string"===b;X(a,{name:b,fromWireType:function(e){var f=L[e>>2];if(c)for(var g=e+4,n=0;n<=f;++n){var k=e+4+n;if(0==F[k]||n==f){if(g){var h=g;var p=F,q=h+(k-g);for(g=h;p[g]&&!(g>=q);)++g;
+n,0!==e),K:null})},a:function(a,b,c){function e(g){g>>=2;var n=L;return new f(J,n[g+1],n[g])}var f=[Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array][b];c=S(c);X(a,{name:c,fromWireType:e,argPackAdvance:8,readValueFromPointer:e},{R:!0})},h:function(a,b){b=S(b);var c="std::string"===b;X(a,{name:b,fromWireType:function(e){var f=L[e>>2];if(c)for(var g=e+4,n=0;n<=f;++n){var k=e+4+n;if(n==f||0==F[k]){if(g){var h=g;var p=F,q=h+(k-g);for(g=h;p[g]&&!(g>=q);)++g;
 if(16<g-h&&p.subarray&&ja)h=ja.decode(p.subarray(h,g));else{for(q="";h<g;){var m=p[h++];if(m&128){var r=p[h++]&63;if(192==(m&224))q+=String.fromCharCode((m&31)<<6|r);else{var y=p[h++]&63;m=224==(m&240)?(m&15)<<12|r<<6|y:(m&7)<<18|r<<12|y<<6|p[h++]&63;65536>m?q+=String.fromCharCode(m):(m-=65536,q+=String.fromCharCode(55296|m>>10,56320|m&1023))}}else q+=String.fromCharCode(m)}h=q}}else h="";if(void 0===l)var l=h;else l+=String.fromCharCode(0),l+=h;g=k+1}}else{l=Array(f);for(n=0;n<f;++n)l[n]=String.fromCharCode(F[e+
 4+n]);l=l.join("")}Z(e);return l},toWireType:function(e,f){f instanceof ArrayBuffer&&(f=new Uint8Array(f));var g="string"===typeof f;g||f instanceof Uint8Array||f instanceof Uint8ClampedArray||f instanceof Int8Array||W("Cannot pass non-string to std::string");var n=(c&&g?function(){for(var p=0,q=0;q<f.length;++q){var m=f.charCodeAt(q);55296<=m&&57343>=m&&(m=65536+((m&1023)<<10)|f.charCodeAt(++q)&1023);127>=m?++p:p=2047>=m?p+2:65535>=m?p+3:p+4}return p}:function(){return f.length})(),k=pb(4+n+1);L[k>>
 2]=n;if(c&&g)ka(f,k+4,n+1);else if(g)for(g=0;g<n;++g){var h=f.charCodeAt(g);255<h&&(Z(k),W("String has UTF-16 code units that do not fit in 8 bits"));F[k+4+g]=h}else for(g=0;g<n;++g)F[k+4+g]=f[g];null!==e&&e.push(Z,k);return k},argPackAdvance:8,readValueFromPointer:Wa,K:function(e){Z(e)}})},d:function(a,b,c){c=S(c);if(2===b){var e=ma;var f=na;var g=oa;var n=function(){return G};var k=1}else 4===b&&(e=pa,f=qa,g=ra,n=function(){return L},k=2);X(a,{name:c,fromWireType:function(h){for(var p=L[h>>2],q=
-n(),m,r=h+4,y=0;y<=p;++y){var l=h+4+y*b;if(0==q[l>>k]||y==p)r=e(r,l-r),void 0===m?m=r:(m+=String.fromCharCode(0),m+=r),r=l+b}Z(h);return m},toWireType:function(h,p){"string"!==typeof p&&W("Cannot pass non-string to C++ string type "+c);var q=g(p),m=pb(4+q+b);L[m>>2]=q>>k;f(p,m+4,q+b);null!==h&&h.push(Z,m);return m},argPackAdvance:8,readValueFromPointer:Wa,K:function(h){Z(h)}})},k:function(a,b){b=S(b);X(a,{S:!0,name:b,argPackAdvance:0,fromWireType:function(){},toWireType:function(){}})},o:Sa,s:function(a){if(0===
-a)return Va(kb());var b=jb[a];a=void 0===b?S(a):b;return Va(kb()[a])},n:function(a){4<a&&(Y[a].M+=1)},f:function(a,b,c,e){a||W("Cannot use deleted val. handle = "+a);a=Y[a].value;var f=mb[b];if(!f){f="";for(var g=0;g<b;++g)f+=(0!==g?", ":"")+"arg"+g;var n="return function emval_allocator_"+b+"(constructor, argTypes, args) {\n";for(g=0;g<b;++g)n+="var argType"+g+" = requireRegisteredType(Module['HEAP32'][(argTypes >>> 2) + "+g+'], "parameter '+g+'");\nvar arg'+g+" = argType"+g+".readValueFromPointer(args);\nargs += argType"+
-g+"['argPackAdvance'];\n";f=(new Function("requireRegisteredType","Module","__emval_register",n+("var obj = new constructor("+f+");\nreturn __emval_register(obj);\n}\n")))(lb,d,Va);mb[b]=f}return f(a,c,e)},q:function(){B()},p:function(a,b,c){F.copyWithin(a,b,b+c)},c:function(a){a>>>=0;var b=F.length;if(2147483648<a)return!1;for(var c=1;4>=c;c*=2){var e=b*(1+.2/c);e=Math.min(e,a+100663296);e=Math.max(16777216,a,e);0<e%65536&&(e+=65536-e%65536);a:{try{E.grow(Math.min(2147483648,e)-J.byteLength+65535>>>
+n(),m,r=h+4,y=0;y<=p;++y){var l=h+4+y*b;if(y==p||0==q[l>>k])r=e(r,l-r),void 0===m?m=r:(m+=String.fromCharCode(0),m+=r),r=l+b}Z(h);return m},toWireType:function(h,p){"string"!==typeof p&&W("Cannot pass non-string to C++ string type "+c);var q=g(p),m=pb(4+q+b);L[m>>2]=q>>k;f(p,m+4,q+b);null!==h&&h.push(Z,m);return m},argPackAdvance:8,readValueFromPointer:Wa,K:function(h){Z(h)}})},k:function(a,b){b=S(b);X(a,{S:!0,name:b,argPackAdvance:0,fromWireType:function(){},toWireType:function(){}})},o:Sa,s:function(a){if(0===
+a)return Ta(kb());var b=jb[a];a=void 0===b?S(a):b;return Ta(kb()[a])},n:function(a){4<a&&(Y[a].M+=1)},f:function(a,b,c,e){a||W("Cannot use deleted val. handle = "+a);a=Y[a].value;var f=mb[b];if(!f){f="";for(var g=0;g<b;++g)f+=(0!==g?", ":"")+"arg"+g;var n="return function emval_allocator_"+b+"(constructor, argTypes, args) {\n";for(g=0;g<b;++g)n+="var argType"+g+" = requireRegisteredType(Module['HEAP32'][(argTypes >>> 2) + "+g+'], "parameter '+g+'");\nvar arg'+g+" = argType"+g+".readValueFromPointer(args);\nargs += argType"+
+g+"['argPackAdvance'];\n";f=(new Function("requireRegisteredType","Module","__emval_register",n+("var obj = new constructor("+f+");\nreturn __emval_register(obj);\n}\n")))(lb,d,Ta);mb[b]=f}return f(a,c,e)},q:function(){B()},p:function(a,b,c){F.copyWithin(a,b,b+c)},c:function(a){a>>>=0;var b=F.length;if(2147483648<a)return!1;for(var c=1;4>=c;c*=2){var e=b*(1+.2/c);e=Math.min(e,a+100663296);e=Math.max(16777216,a,e);0<e%65536&&(e+=65536-e%65536);a:{try{E.grow(Math.min(2147483648,e)-J.byteLength+65535>>>
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 (function(){function a(f){d.asm=f.exports;N--;d.monitorRunDependencies&&d.monitorRunDependencies(N);0==N&&(null!==Ca&&(clearInterval(Ca),Ca=null),P&&(f=P,P=null,f()))}function b(f){a(f.instance)}function c(f){return Ha().then(function(g){return WebAssembly.instantiate(g,e)}).then(f,function(g){C("failed to asynchronously prepare wasm: "+g);B(g)})}var e={a:qb};N++;d.monitorRunDependencies&&d.monitorRunDependencies(N);if(d.instantiateWasm)try{return d.instantiateWasm(e,a)}catch(f){return C("Module.instantiateWasm callback failed with error: "+
 f),!1}(function(){if(D||"function"!==typeof WebAssembly.instantiateStreaming||Ea()||Da("file://")||"function"!==typeof fetch)return c(b);fetch(Q,{credentials:"same-origin"}).then(function(f){return WebAssembly.instantiateStreaming(f,e).then(b,function(g){C("wasm streaming compile failed: "+g);C("falling back to ArrayBuffer instantiation");return c(b)})})})();return{}})();

codecs/webp/enc/webp_enc.cpp

@@ -14,7 +14,7 @@ int version() {
 thread_local const val Uint8Array = val::global("Uint8Array");
 
 val encode(std::string img, int width, int height, WebPConfig config) {
-  uint8_t* img_in = (uint8_t*)img.c_str();
+  auto img_in = (uint8_t*)img.c_str();
 
   // A lot of this is duplicated from Encode in picture_enc.c
   WebPPicture pic;
@@ -23,7 +23,7 @@ val encode(std::string img, int width, int height, WebPConfig config) {
 
   if (!WebPPictureInit(&pic)) {
     // shouldn't happen, except if system installation is broken
-    throw std::runtime_error("Unexpected error");
+    return val::null();
   }
 
   // Only use use_argb if we really need it, as it's slower.
@@ -35,15 +35,10 @@ val encode(std::string img, int width, int height, WebPConfig config) {
 
   WebPMemoryWriterInit(&wrt);
 
-  ok = WebPPictureImportRGBA(&pic, (uint8_t*)img_in, width * 4) && WebPEncode(&config, &pic);
+  ok = WebPPictureImportRGBA(&pic, img_in, width * 4) && WebPEncode(&config, &pic);
   WebPPictureFree(&pic);
-  if (!ok) {
-    WebPMemoryWriterClear(&wrt);
-    throw std::runtime_error("Encode failed");
-  }
-
-  val js_result = Uint8Array.new_(typed_memory_view(wrt.size, wrt.mem));
-  WebPFree(wrt.mem);
+  val js_result = ok ? Uint8Array.new_(typed_memory_view(wrt.size, wrt.mem)) : val::null();
+  WebPMemoryWriterClear(&wrt);
   return js_result;
 }
 

codecs/webp/enc/webp_enc.d.ts

@@ -1,7 +1,7 @@
 import { EncodeOptions } from '../../../src/codecs/webp/encoder-meta';
 
 interface WebPModule extends EmscriptenWasm.Module {
-  encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array;
+  encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array | null;
 }
 
 export default function(opts: EmscriptenWasm.ModuleOpts): WebPModule;

codecs/webp/enc/webp_enc.js

@@ -7,17 +7,17 @@ function(webp_enc) {
   webp_enc = webp_enc || {};
 
 
-var d;d||(d=typeof webp_enc !== 'undefined' ? webp_enc : {});var aa;d.ready=new Promise(function(a){aa=a});var r={},u;for(u in d)d.hasOwnProperty(u)&&(r[u]=d[u]);var w=!1,x=!1,ba=!1,ca=!1;w="object"===typeof window;x="function"===typeof importScripts;ba="object"===typeof process&&"object"===typeof process.versions&&"string"===typeof process.versions.node;ca=!w&&!ba&&!x;var y="",A,B,da,ea;
-if(ba)y=x?require("path").dirname(y)+"/":__dirname+"/",A=function(a,b){da||(da=require("fs"));ea||(ea=require("path"));a=ea.normalize(a);return da.readFileSync(a,b?null:"utf8")},B=function(a){a=A(a,!0);a.buffer||(a=new Uint8Array(a));a.buffer||C("Assertion failed: undefined");return a},1<process.argv.length&&process.argv[1].replace(/\\/g,"/"),process.argv.slice(2),process.on("uncaughtException",function(a){throw a;}),process.on("unhandledRejection",C),d.inspect=function(){return"[Emscripten Module object]"};
-else if(ca)"undefined"!=typeof read&&(A=function(a){return read(a)}),B=function(a){if("function"===typeof readbuffer)return new Uint8Array(readbuffer(a));a=read(a,"binary");"object"===typeof a||C("Assertion failed: undefined");return a},"undefined"!==typeof print&&("undefined"===typeof console&&(console={}),console.log=print,console.warn=console.error="undefined"!==typeof printErr?printErr:print);else if(w||x)x?y=self.location.href:document.currentScript&&(y=document.currentScript.src),_scriptDir&&
-(y=_scriptDir),0!==y.indexOf("blob:")?y=y.substr(0,y.lastIndexOf("/")+1):y="",A=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},x&&(B=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)});var fa=d.print||console.log.bind(console),D=d.printErr||console.warn.bind(console);for(u in r)r.hasOwnProperty(u)&&(d[u]=r[u]);r=null;var E;d.wasmBinary&&(E=d.wasmBinary);var noExitRuntime;
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+var d;d||(d=typeof webp_enc !== 'undefined' ? webp_enc : {});var aa,ba;d.ready=new Promise(function(a,b){aa=a;ba=b});var r={},u;for(u in d)d.hasOwnProperty(u)&&(r[u]=d[u]);var w=!1,x=!1,ca=!1,da=!1;w="object"===typeof window;x="function"===typeof importScripts;ca="object"===typeof process&&"object"===typeof process.versions&&"string"===typeof process.versions.node;da=!w&&!ca&&!x;var y="",A,B,ea,fa;
+if(ca)y=x?require("path").dirname(y)+"/":__dirname+"/",A=function(a,b){ea||(ea=require("fs"));fa||(fa=require("path"));a=fa.normalize(a);return ea.readFileSync(a,b?null:"utf8")},B=function(a){a=A(a,!0);a.buffer||(a=new Uint8Array(a));a.buffer||C("Assertion failed: undefined");return a},1<process.argv.length&&process.argv[1].replace(/\\/g,"/"),process.argv.slice(2),process.on("uncaughtException",function(a){throw a;}),process.on("unhandledRejection",C),d.inspect=function(){return"[Emscripten Module object]"};
+else if(da)"undefined"!=typeof read&&(A=function(a){return read(a)}),B=function(a){if("function"===typeof readbuffer)return new Uint8Array(readbuffer(a));a=read(a,"binary");"object"===typeof a||C("Assertion failed: undefined");return a},"undefined"!==typeof print&&("undefined"===typeof console&&(console={}),console.log=print,console.warn=console.error="undefined"!==typeof printErr?printErr:print);else if(w||x)x?y=self.location.href:document.currentScript&&(y=document.currentScript.src),_scriptDir&&
+(y=_scriptDir),0!==y.indexOf("blob:")?y=y.substr(0,y.lastIndexOf("/")+1):y="",A=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},x&&(B=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)});d.print||console.log.bind(console);var D=d.printErr||console.warn.bind(console);for(u in r)r.hasOwnProperty(u)&&(d[u]=r[u]);r=null;var E;d.wasmBinary&&(E=d.wasmBinary);var noExitRuntime;
+d.noExitRuntime&&(noExitRuntime=d.noExitRuntime);"object"!==typeof WebAssembly&&C("no native wasm support detected");var G,ha=new WebAssembly.Table({initial:125,maximum:125,element:"anyfunc"}),ia=!1,ja="undefined"!==typeof TextDecoder?new TextDecoder("utf8"):void 0;
 function la(a,b,c){var e=H;if(0<c){c=b+c-1;for(var f=0;f<a.length;++f){var g=a.charCodeAt(f);if(55296<=g&&57343>=g){var l=a.charCodeAt(++f);g=65536+((g&1023)<<10)|l&1023}if(127>=g){if(b>=c)break;e[b++]=g}else{if(2047>=g){if(b+1>=c)break;e[b++]=192|g>>6}else{if(65535>=g){if(b+2>=c)break;e[b++]=224|g>>12}else{if(b+3>=c)break;e[b++]=240|g>>18;e[b++]=128|g>>12&63}e[b++]=128|g>>6&63}e[b++]=128|g&63}}e[b]=0}}var ma="undefined"!==typeof TextDecoder?new TextDecoder("utf-16le"):void 0;
 function na(a,b){var c=a>>1;for(var e=c+b/2;!(c>=e)&&I[c];)++c;c<<=1;if(32<c-a&&ma)return ma.decode(H.subarray(a,c));c=0;for(e="";;){var f=J[a+2*c>>1];if(0==f||c==b/2)return e;++c;e+=String.fromCharCode(f)}}function oa(a,b,c){void 0===c&&(c=2147483647);if(2>c)return 0;c-=2;var e=b;c=c<2*a.length?c/2:a.length;for(var f=0;f<c;++f)J[b>>1]=a.charCodeAt(f),b+=2;J[b>>1]=0;return b-e}function pa(a){return 2*a.length}
 function qa(a,b){for(var c=0,e="";!(c>=b/4);){var f=K[a+4*c>>2];if(0==f)break;++c;65536<=f?(f-=65536,e+=String.fromCharCode(55296|f>>10,56320|f&1023)):e+=String.fromCharCode(f)}return e}function ra(a,b,c){void 0===c&&(c=2147483647);if(4>c)return 0;var e=b;c=e+c-4;for(var f=0;f<a.length;++f){var g=a.charCodeAt(f);if(55296<=g&&57343>=g){var l=a.charCodeAt(++f);g=65536+((g&1023)<<10)|l&1023}K[b>>2]=g;b+=4;if(b+4>c)break}K[b>>2]=0;return b-e}
 function sa(a){for(var b=0,c=0;c<a.length;++c){var e=a.charCodeAt(c);55296<=e&&57343>=e&&++c;b+=4}return b}var L,M,H,J,I,K,N,ta,ua;function va(a){L=a;d.HEAP8=M=new Int8Array(a);d.HEAP16=J=new Int16Array(a);d.HEAP32=K=new Int32Array(a);d.HEAPU8=H=new Uint8Array(a);d.HEAPU16=I=new Uint16Array(a);d.HEAPU32=N=new Uint32Array(a);d.HEAPF32=ta=new Float32Array(a);d.HEAPF64=ua=new Float64Array(a)}var wa=d.INITIAL_MEMORY||16777216;d.wasmMemory?G=d.wasmMemory:G=new WebAssembly.Memory({initial:wa/65536,maximum:32768});
-G&&(L=G.buffer);wa=L.byteLength;va(L);K[8668]=5277712;function xa(a){for(;0<a.length;){var b=a.shift();if("function"==typeof b)b(d);else{var c=b.Z;"number"===typeof c?void 0===b.T?d.dynCall_v(c):d.dynCall_vi(c,b.T):c(void 0===b.T?null:b.T)}}}var ya=[],za=[],Aa=[],Ba=[];function Ca(){var a=d.preRun.shift();ya.unshift(a)}var O=0,Da=null,P=null;d.preloadedImages={};d.preloadedAudios={};
-function C(a){if(d.onAbort)d.onAbort(a);fa(a);D(a);ia=!0;throw new WebAssembly.RuntimeError("abort("+a+"). Build with -s ASSERTIONS=1 for more info.");}function Ea(a){var b=Q;return String.prototype.startsWith?b.startsWith(a):0===b.indexOf(a)}function Fa(){return Ea("data:application/octet-stream;base64,")}var Q="webp_enc.wasm";if(!Fa()){var Ga=Q;Q=d.locateFile?d.locateFile(Ga,y):y+Ga}
+G&&(L=G.buffer);wa=L.byteLength;va(L);K[8648]=5277632;function xa(a){for(;0<a.length;){var b=a.shift();if("function"==typeof b)b(d);else{var c=b.Z;"number"===typeof c?void 0===b.T?d.dynCall_v(c):d.dynCall_vi(c,b.T):c(void 0===b.T?null:b.T)}}}var ya=[],za=[],Aa=[],Ba=[];function Ca(){var a=d.preRun.shift();ya.unshift(a)}var O=0,Da=null,P=null;d.preloadedImages={};d.preloadedAudios={};
+function C(a){if(d.onAbort)d.onAbort(a);D(a);ia=!0;a=new WebAssembly.RuntimeError("abort("+a+"). Build with -s ASSERTIONS=1 for more info.");ba(a);throw a;}function Ea(a){var b=Q;return String.prototype.startsWith?b.startsWith(a):0===b.indexOf(a)}function Fa(){return Ea("data:application/octet-stream;base64,")}var Q="webp_enc.wasm";if(!Fa()){var Ga=Q;Q=d.locateFile?d.locateFile(Ga,y):y+Ga}
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 function Ma(a){for(;a.length;){var b=a.pop();a.pop()(b)}}function Na(a){return this.fromWireType(N[a>>2])}var R={},S={},Oa={};function Pa(a){if(void 0===a)return"_unknown";a=a.replace(/[^a-zA-Z0-9_]/g,"$");var b=a.charCodeAt(0);return 48<=b&&57>=b?"_"+a:a}function Qa(a,b){a=Pa(a);return(new Function("body","return function "+a+'() {\n    "use strict";    return body.apply(this, arguments);\n};\n'))(b)}
 function Ra(a){var b=Error,c=Qa(a,function(e){this.name=a;this.message=e;e=Error(e).stack;void 0!==e&&(this.stack=this.toString()+"\n"+e.replace(/^Error(:[^\n]*)?\n/,""))});c.prototype=Object.create(b.prototype);c.prototype.constructor=c;c.prototype.toString=function(){return void 0===this.message?this.name:this.name+": "+this.message};return c}var Sa=void 0;
@@ -33,22 +33,22 @@ function hb(a){var b=Function;if(!(b instanceof Function))throw new TypeError("n
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 function nb(){return"object"===typeof globalThis?globalThis:Function("return this")()}var ob={};Sa=d.InternalError=Ra("InternalError");for(var pb=Array(256),qb=0;256>qb;++qb)pb[qb]=String.fromCharCode(qb);Va=pb;Wa=d.BindingError=Ra("BindingError");d.count_emval_handles=function(){for(var a=0,b=5;b<X.length;++b)void 0!==X[b]&&++a;return a};d.get_first_emval=function(){for(var a=5;a<X.length;++a)if(void 0!==X[a])return X[a];return null};jb=d.UnboundTypeError=Ra("UnboundTypeError");
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+readValueFromPointer:bb(b,c,e),R:null});ab(b,f)},k:function(a,b,c){var e=eb(a,"enum");b=U(b);a=e.constructor;e=Object.create(e.constructor.prototype,{value:{value:c},constructor:{value:Qa(e.name+"_"+b,function(){})}});a.values[c]=e;a[b]=e},g:function(a,b,c){c=Ua(c);b=U(b);T(a,{name:b,fromWireType:function(e){return e},toWireType:function(e,f){if("number"!==typeof f&&"boolean"!==typeof f)throw new TypeError('Cannot convert "'+fb(f)+'" to '+this.name);return f},argPackAdvance:8,readValueFromPointer:gb(b,
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 ", arg"+p+"); // "+h[p+2].name+"\n",z.push("argType"+p),q.push(h[p+2]);t&&(F="thisWired"+(0<F.length?", ":"")+F);m+=(ka?"var rv = ":"")+"invoker(fn"+(0<F.length?", ":"")+F+");\n";if(v)m+="runDestructors(destructors);\n";else for(p=t?1:2;p<h.length;++p)n=1===p?"thisWired":"arg"+(p-2)+"Wired",null!==h[p].R&&(m+=n+"_dtor("+n+"); // "+h[p].name+"\n",z.push(n+"_dtor"),q.push(h[p].R));ka&&(m+="var ret = retType.fromWireType(rv);\nreturn ret;\n");z.push(m+"}\n");h=hb(z).apply(null,q);p=b-1;if(!d.hasOwnProperty(k))throw new Sa("Replacing nonexistant public symbol");
 void 0!==d[k].S&&void 0!==p?d[k].S[p]=h:(d[k]=h,d[k].X=p);return[]})},b:function(a,b,c,e,f){function g(m){return m}b=U(b);-1===f&&(f=4294967295);var l=Ua(c);if(0===e){var k=32-8*c;g=function(m){return m<<k>>>k}}var h=-1!=b.indexOf("unsigned");T(a,{name:b,fromWireType:g,toWireType:function(m,q){if("number"!==typeof q&&"boolean"!==typeof q)throw new TypeError('Cannot convert "'+fb(q)+'" to '+this.name);if(q<e||q>f)throw new TypeError('Passing a number "'+fb(q)+'" from JS side to C/C++ side to an argument of type "'+
 b+'", which is outside the valid range ['+e+", "+f+"]!");return h?q>>>0:q|0},argPackAdvance:8,readValueFromPointer:lb(b,l,0!==e),R:null})},a:function(a,b,c){function e(g){g>>=2;var l=N;return new f(L,l[g+1],l[g])}var f=[Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array][b];c=U(c);T(a,{name:c,fromWireType:e,argPackAdvance:8,readValueFromPointer:e},{da:!0})},h:function(a,b){b=U(b);var c="std::string"===b;T(a,{name:b,fromWireType:function(e){var f=N[e>>2];if(c)for(var g=
-e+4,l=0;l<=f;++l){var k=e+4+l;if(0==H[k]||l==f){if(g){var h=g;var m=H,q=h+(k-g);for(g=h;m[g]&&!(g>=q);)++g;if(16<g-h&&m.subarray&&ja)h=ja.decode(m.subarray(h,g));else{for(q="";h<g;){var n=m[h++];if(n&128){var t=m[h++]&63;if(192==(n&224))q+=String.fromCharCode((n&31)<<6|t);else{var v=m[h++]&63;n=224==(n&240)?(n&15)<<12|t<<6|v:(n&7)<<18|t<<12|v<<6|m[h++]&63;65536>n?q+=String.fromCharCode(n):(n-=65536,q+=String.fromCharCode(55296|n>>10,56320|n&1023))}}else q+=String.fromCharCode(n)}h=q}}else h="";if(void 0===
+e+4,l=0;l<=f;++l){var k=e+4+l;if(l==f||0==H[k]){if(g){var h=g;var m=H,q=h+(k-g);for(g=h;m[g]&&!(g>=q);)++g;if(16<g-h&&m.subarray&&ja)h=ja.decode(m.subarray(h,g));else{for(q="";h<g;){var n=m[h++];if(n&128){var t=m[h++]&63;if(192==(n&224))q+=String.fromCharCode((n&31)<<6|t);else{var v=m[h++]&63;n=224==(n&240)?(n&15)<<12|t<<6|v:(n&7)<<18|t<<12|v<<6|m[h++]&63;65536>n?q+=String.fromCharCode(n):(n-=65536,q+=String.fromCharCode(55296|n>>10,56320|n&1023))}}else q+=String.fromCharCode(n)}h=q}}else h="";if(void 0===
 p)var p=h;else p+=String.fromCharCode(0),p+=h;g=k+1}}else{p=Array(f);for(l=0;l<f;++l)p[l]=String.fromCharCode(H[e+4+l]);p=p.join("")}Y(e);return p},toWireType:function(e,f){f instanceof ArrayBuffer&&(f=new Uint8Array(f));var g="string"===typeof f;g||f instanceof Uint8Array||f instanceof Uint8ClampedArray||f instanceof Int8Array||V("Cannot pass non-string to std::string");var l=(c&&g?function(){for(var m=0,q=0;q<f.length;++q){var n=f.charCodeAt(q);55296<=n&&57343>=n&&(n=65536+((n&1023)<<10)|f.charCodeAt(++q)&
-1023);127>=n?++m:m=2047>=n?m+2:65535>=n?m+3:m+4}return m}:function(){return f.length})(),k=rb(4+l+1);N[k>>2]=l;if(c&&g)la(f,k+4,l+1);else if(g)for(g=0;g<l;++g){var h=f.charCodeAt(g);255<h&&(Y(k),V("String has UTF-16 code units that do not fit in 8 bits"));H[k+4+g]=h}else for(g=0;g<l;++g)H[k+4+g]=f[g];null!==e&&e.push(Y,k);return k},argPackAdvance:8,readValueFromPointer:Na,R:function(e){Y(e)}})},d:function(a,b,c){c=U(c);if(2===b){var e=na;var f=oa;var g=pa;var l=function(){return I};var k=1}else 4===
-b&&(e=qa,f=ra,g=sa,l=function(){return N},k=2);T(a,{name:c,fromWireType:function(h){for(var m=N[h>>2],q=l(),n,t=h+4,v=0;v<=m;++v){var p=h+4+v*b;if(0==q[p>>k]||v==m)t=e(t,p-t),void 0===n?n=t:(n+=String.fromCharCode(0),n+=t),t=p+b}Y(h);return n},toWireType:function(h,m){"string"!==typeof m&&V("Cannot pass non-string to C++ string type "+c);var q=g(m),n=rb(4+q+b);N[n>>2]=q>>k;f(m,n+4,q+b);null!==h&&h.push(Y,n);return n},argPackAdvance:8,readValueFromPointer:Na,R:function(h){Y(h)}})},l:function(a,b,c,
-e,f,g){La[a]={name:U(b),ea:Z(c,e),fa:Z(f,g),W:[]}},e:function(a,b,c,e,f,g,l,k,h,m){La[a].W.push({Y:U(b),ba:c,$:Z(e,f),aa:g,ha:l,ga:Z(k,h),ia:m})},v:function(a,b){b=U(b);T(a,{ja:!0,name:b,argPackAdvance:0,fromWireType:function(){},toWireType:function(){}})},p:Ya,q:function(a){if(0===a)return Za(nb());var b=mb[a];a=void 0===b?U(a):b;return Za(nb()[a])},w:function(a){4<a&&(X[a].U+=1)},o:function(a,b,c,e){a||V("Cannot use deleted val. handle = "+a);a=X[a].value;var f=ob[b];if(!f){f="";for(var g=0;g<b;++g)f+=
+1023);127>=n?++m:m=2047>=n?m+2:65535>=n?m+3:m+4}return m}:function(){return f.length})(),k=rb(4+l+1);N[k>>2]=l;if(c&&g)la(f,k+4,l+1);else if(g)for(g=0;g<l;++g){var h=f.charCodeAt(g);255<h&&(Y(k),V("String has UTF-16 code units that do not fit in 8 bits"));H[k+4+g]=h}else for(g=0;g<l;++g)H[k+4+g]=f[g];null!==e&&e.push(Y,k);return k},argPackAdvance:8,readValueFromPointer:Na,R:function(e){Y(e)}})},e:function(a,b,c){c=U(c);if(2===b){var e=na;var f=oa;var g=pa;var l=function(){return I};var k=1}else 4===
+b&&(e=qa,f=ra,g=sa,l=function(){return N},k=2);T(a,{name:c,fromWireType:function(h){for(var m=N[h>>2],q=l(),n,t=h+4,v=0;v<=m;++v){var p=h+4+v*b;if(v==m||0==q[p>>k])t=e(t,p-t),void 0===n?n=t:(n+=String.fromCharCode(0),n+=t),t=p+b}Y(h);return n},toWireType:function(h,m){"string"!==typeof m&&V("Cannot pass non-string to C++ string type "+c);var q=g(m),n=rb(4+q+b);N[n>>2]=q>>k;f(m,n+4,q+b);null!==h&&h.push(Y,n);return n},argPackAdvance:8,readValueFromPointer:Na,R:function(h){Y(h)}})},j:function(a,b,c,
+e,f,g){La[a]={name:U(b),ea:Z(c,e),fa:Z(f,g),W:[]}},d:function(a,b,c,e,f,g,l,k,h,m){La[a].W.push({Y:U(b),ba:c,$:Z(e,f),aa:g,ha:l,ga:Z(k,h),ia:m})},s:function(a,b){b=U(b);T(a,{ja:!0,name:b,argPackAdvance:0,fromWireType:function(){},toWireType:function(){}})},p:Ya,w:function(a){if(0===a)return Za(nb());var b=mb[a];a=void 0===b?U(a):b;return Za(nb()[a])},v:function(a){4<a&&(X[a].U+=1)},m:function(a,b,c,e){a||V("Cannot use deleted val. handle = "+a);a=X[a].value;var f=ob[b];if(!f){f="";for(var g=0;g<b;++g)f+=
 (0!==g?", ":"")+"arg"+g;var l="return function emval_allocator_"+b+"(constructor, argTypes, args) {\n";for(g=0;g<b;++g)l+="var argType"+g+" = requireRegisteredType(Module['HEAP32'][(argTypes >>> 2) + "+g+'], "parameter '+g+'");\nvar arg'+g+" = argType"+g+".readValueFromPointer(args);\nargs += argType"+g+"['argPackAdvance'];\n";f=(new Function("requireRegisteredType","Module","__emval_register",l+("var obj = new constructor("+f+");\nreturn __emval_register(obj);\n}\n")))(eb,d,Za);ob[b]=f}return f(a,
-c,e)},s:function(){C()},r:function(a,b,c){H.copyWithin(a,b,b+c)},c:function(a){a>>>=0;var b=H.length;if(2147483648<a)return!1;for(var c=1;4>=c;c*=2){var e=b*(1+.2/c);e=Math.min(e,a+100663296);e=Math.max(16777216,a,e);0<e%65536&&(e+=65536-e%65536);a:{try{G.grow(Math.min(2147483648,e)-L.byteLength+65535>>>16);va(G.buffer);var f=1;break a}catch(g){}f=void 0}if(f)return!0}return!1},memory:G,table:ha};
+c,e)},o:function(){C()},n:function(a,b,c){H.copyWithin(a,b,b+c)},c:function(a){a>>>=0;var b=H.length;if(2147483648<a)return!1;for(var c=1;4>=c;c*=2){var e=b*(1+.2/c);e=Math.min(e,a+100663296);e=Math.max(16777216,a,e);0<e%65536&&(e+=65536-e%65536);a:{try{G.grow(Math.min(2147483648,e)-L.byteLength+65535>>>16);va(G.buffer);var f=1;break a}catch(g){}f=void 0}if(f)return!0}return!1},memory:G,table:ha};
 (function(){function a(f){d.asm=f.exports;O--;d.monitorRunDependencies&&d.monitorRunDependencies(O);0==O&&(null!==Da&&(clearInterval(Da),Da=null),P&&(f=P,P=null,f()))}function b(f){a(f.instance)}function c(f){return Ia().then(function(g){return WebAssembly.instantiate(g,e)}).then(f,function(g){D("failed to asynchronously prepare wasm: "+g);C(g)})}var e={a:sb};O++;d.monitorRunDependencies&&d.monitorRunDependencies(O);if(d.instantiateWasm)try{return d.instantiateWasm(e,a)}catch(f){return D("Module.instantiateWasm callback failed with error: "+
 f),!1}(function(){if(E||"function"!==typeof WebAssembly.instantiateStreaming||Fa()||Ea("file://")||"function"!==typeof fetch)return c(b);fetch(Q,{credentials:"same-origin"}).then(function(f){return WebAssembly.instantiateStreaming(f,e).then(b,function(g){D("wasm streaming compile failed: "+g);D("falling back to ArrayBuffer instantiation");return c(b)})})})();return{}})();
 var Ja=d.___wasm_call_ctors=function(){return(Ja=d.___wasm_call_ctors=d.asm.y).apply(null,arguments)},rb=d._malloc=function(){return(rb=d._malloc=d.asm.z).apply(null,arguments)},Y=d._free=function(){return(Y=d._free=d.asm.A).apply(null,arguments)},db=d.___getTypeName=function(){return(db=d.___getTypeName=d.asm.B).apply(null,arguments)};d.___embind_register_native_and_builtin_types=function(){return(d.___embind_register_native_and_builtin_types=d.asm.C).apply(null,arguments)};

src/codecs/avif/decoder.ts

@@ -8,12 +8,9 @@ export async function decode(data: ArrayBuffer): Promise<ImageData> {
   if (!emscriptenModule) emscriptenModule = initEmscriptenModule(avif_dec, wasmUrl);
 
   const module = await emscriptenModule;
-  const rawImage = module.decode(data);
-  const result = new ImageData(
-    new Uint8ClampedArray(rawImage.buffer),
-    rawImage.width,
-    rawImage.height,
-  );
-
+  const result = module.decode(data);
+  if (!result) {
+    throw new Error('Decoding error');
+  }
   return result;
 }

src/codecs/avif/encoder.ts

@@ -11,6 +11,10 @@ export async function encode(data: ImageData, options: EncodeOptions): Promise<A
   const module = await emscriptenModule;
   const result = module.encode(data.data, data.width, data.height, options);
 
+  if (!result) {
+    throw new Error('Encoding error');
+  }
+
   // wasm can’t run on SharedArrayBuffers, so we hard-cast to ArrayBuffer.
   return result.buffer as ArrayBuffer;
 }

src/codecs/webp/decoder.ts

@@ -8,5 +8,9 @@ export async function decode(data: ArrayBuffer): Promise<ImageData> {
   if (!emscriptenModule) emscriptenModule = initEmscriptenModule(webp_dec, wasmUrl);
 
   const module = await emscriptenModule;
-  return module.decode(data);
+  const result = module.decode(data);
+  if (!result) {
+    throw new Error('Decoding error');
+  }
+  return result;
 }

src/codecs/webp/encoder.ts

@@ -10,6 +10,9 @@ export async function encode(data: ImageData, options: EncodeOptions): Promise<A
 
   const module = await emscriptenModule;
   const result = module.encode(data.data, data.width, data.height, options);
+  if (!result) {
+    throw new Error('Encoding error.');
+  }
   // wasm can’t run on SharedArrayBuffers, so we hard-cast to ArrayBuffer.
   return result.buffer as ArrayBuffer;
 }