Loop through Wasm re-init for issue repro

These days Emscripten returns a Promise to the module directly without hacks.

.gitignore

@@ -1,11 +1,6 @@
-.tmp
 node_modules
+/build
+/*.log
 *.scss.d.ts
 *.css.d.ts
-build
 *.o
-
-# Auto-generated by lib/feature-plugin.js
-src/features-worker/index.ts
-src/client/lazy-app/worker-bridge/meta.ts
-src/client/lazy-app/feature-meta/index.ts

.nvmrc

@@ -1 +1 @@
-12.18.3
+10.16.2

.prettierrc.json

@@ -1,4 +0,0 @@
-{
-  "singleQuote": true,
-  "trailingComma": "all"
-}

_headers.ejs

@@ -0,0 +1,18 @@
+# Long-term cache by default.
+/*
+  Cache-Control: max-age=31536000
+
+# And here are the exceptions:
+/
+  Cache-Control: no-cache
+
+/serviceworker.js
+  Cache-Control: no-cache
+
+/manifest.json
+  Cache-Control: must-revalidate, max-age=3600
+
+# URLs in /assets do not include a hash and are mutable.
+# But it isn't a big deal if the user gets an old version.
+/assets/*
+  Cache-Control: must-revalidate, max-age=3600

client-tsconfig.json

@@ -1,19 +0,0 @@
-{
-  "extends": "./generic-tsconfig.json",
-  "compilerOptions": {
-    "lib": ["esnext", "dom", "dom.iterable"],
-    "types": []
-  },
-  "include": [
-    "src/features/**/client/**/*",
-    "src/features/**/shared/**/*",
-    "src/features/client-utils/**/*",
-    "src/shared/**/*",
-    "src/client/**/*",
-    // Not really clean, but we need these to access the type of the functions
-    // for comlink
-    "src/features/**/worker/**/*",
-    "src/features-worker/**/*",
-    "src/features/worker-utils/**/*"
-  ]
-}

codecs/avif/Makefile

@@ -1,15 +1,13 @@
-CODEC_URL = https://github.com/AOMediaCodec/libavif/archive/31d7c6d1e32cf467ac24fb8c7a76c4902a4c00db.tar.gz
+CODEC_URL = https://github.com/AOMediaCodec/libavif/archive/v0.8.1.tar.gz
 CODEC_PACKAGE = node_modules/libavif.tar.gz
 
 LIBAOM_URL = https://aomedia.googlesource.com/aom/+archive/v2.0.0.tar.gz
 LIBAOM_PACKAGE = node_modules/libaom.tar.gz
 
-export CODEC_DIR = node_modules/libavif
-BUILD_DIR := node_modules/build
-ENC_BUILD_DIR := $(BUILD_DIR)/enc
-ENC_MT_BUILD_DIR := $(BUILD_DIR)/enc-mt
-DEC_BUILD_DIR := $(BUILD_DIR)/dec
-export LIBAOM_DIR = node_modules/libaom
+CODEC_ENC_DIR = node_modules/libavif-enc
+CODEC_ENC_MT_DIR = node_modules/libavif-enc-mt
+CODEC_DEC_DIR = node_modules/libavif-dec
+LIBAOM_DIR = node_modules/libaom
 
 OUT_ENC_JS = enc/avif_enc.js
 OUT_ENC_MT_JS = enc/avif_enc_mt.js
@@ -18,49 +16,47 @@ OUT_DEC_JS = dec/avif_dec.js
 OUT_ENC_CPP = enc/avif_enc.cpp
 OUT_DEC_CPP = dec/avif_dec.cpp
 
-HELPER_MAKEFLAGS := -f helper.Makefile
+HELPER_MAKEFLAGS := -f helper.Makefile \
+	LIBAOM_DIR=$(LIBAOM_DIR) \
+	CODEC_PACKAGE=$(CODEC_PACKAGE) \
+	LIBAOM_PACKAGE=$(LIBAOM_PACKAGE)
 
 .PHONY: all clean
 
 all: $(OUT_ENC_JS) $(OUT_DEC_JS) $(OUT_ENC_MT_JS)
 
-$(OUT_ENC_JS): $(OUT_ENC_CPP) $(CODEC_DIR)/CMakeLists.txt $(LIBAOM_DIR)/CMakeLists.txt
+$(OUT_ENC_JS): $(OUT_ENC_CPP) $(CODEC_PACKAGE) $(LIBAOM_DIR)/CMakeLists.txt
 	$(MAKE) \
 		$(HELPER_MAKEFLAGS) \
-		BUILD_DIR=$(ENC_BUILD_DIR) \
+		CODEC_DIR=$(CODEC_ENC_DIR) \
 		OUT_JS=$@ \
 		OUT_CPP=$< \
 		LIBAOM_FLAGS="\
 			-DCONFIG_AV1_DECODER=0 \
 			-DCONFIG_MULTITHREAD=0 \
-			-DCONFIG_AV1_HIGHBITDEPTH=0 \
-		" \
-		LIBAVIF_FLAGS="-DAVIF_CODEC_AOM_DECODE=0"
+		"
 
-$(OUT_ENC_MT_JS): $(OUT_ENC_CPP) $(CODEC_DIR)/CMakeLists.txt $(LIBAOM_DIR)/CMakeLists.txt
+$(OUT_ENC_MT_JS): $(OUT_ENC_CPP) $(CODEC_PACKAGE) $(LIBAOM_DIR)/CMakeLists.txt
 	$(MAKE) \
 		$(HELPER_MAKEFLAGS) \
-		BUILD_DIR=$(ENC_MT_BUILD_DIR) \
+		CODEC_DIR=$(CODEC_ENC_MT_DIR) \
 		OUT_JS=$@ \
 		OUT_CPP=$< \
 		LIBAOM_FLAGS="\
 			-DCONFIG_AV1_DECODER=0 \
-			-DCONFIG_AV1_HIGHBITDEPTH=0 \
 		" \
-		LIBAVIF_FLAGS="-DAVIF_CODEC_AOM_DECODE=0" \
 		OUT_FLAGS="-pthread"
 
-$(OUT_DEC_JS): $(OUT_DEC_CPP) $(CODEC_DIR)/CMakeLists.txt $(LIBAOM_DIR)/CMakeLists.txt
+$(OUT_DEC_JS): $(OUT_DEC_CPP) $(CODEC_PACKAGE) $(LIBAOM_DIR)/CMakeLists.txt
 	$(MAKE) \
 		$(HELPER_MAKEFLAGS) \
-		BUILD_DIR=$(DEC_BUILD_DIR) \
+		CODEC_DIR=$(CODEC_DEC_DIR) \
 		OUT_JS=$@ \
 		OUT_CPP=$< \
 		LIBAOM_FLAGS="\
 			-DCONFIG_AV1_ENCODER=0 \
 			-DCONFIG_MULTITHREAD=0 \
-		" \
-		LIBAVIF_FLAGS="-DAVIF_CODEC_AOM_ENCODE=0"
+		"
 
 $(CODEC_PACKAGE):
 	mkdir -p $(@D)
@@ -70,15 +66,11 @@ $(LIBAOM_PACKAGE):
 	mkdir -p $(@D)
 	curl -sL $(LIBAOM_URL) -o $@
 
-$(CODEC_DIR)/CMakeLists.txt: $(CODEC_PACKAGE)
-	mkdir -p $(@D)
-	tar xzm --strip 1 -C $(@D) -f $(CODEC_PACKAGE)
-
 $(LIBAOM_DIR)/CMakeLists.txt: $(LIBAOM_PACKAGE)
 	mkdir -p $(@D)
 	tar xzm -C $(@D) -f $(LIBAOM_PACKAGE)
 
 clean:
-	$(MAKE) $(HELPER_MAKEFLAGS) BUILD_DIR=$(ENC_BUILD_DIR) OUT_JS=$(OUT_ENC_JS) clean
-	$(MAKE) $(HELPER_MAKEFLAGS) BUILD_DIR=$(ENC_MT_BUILD_DIR) OUT_JS=$(OUT_ENC_MT_JS) clean
-	$(MAKE) $(HELPER_MAKEFLAGS) BUILD_DIR=$(DEC_BUILD_DIR) OUT_JS=$(OUT_DEC_JS) clean
+	$(MAKE) $(HELPER_MAKEFLAGS) CODEC_DIR=$(CODEC_ENC_DIR) OUT_JS=$(OUT_ENC_JS) clean
+	$(MAKE) $(HELPER_MAKEFLAGS) CODEC_DIR=$(CODEC_ENC_MT_DIR) OUT_JS=$(OUT_ENC_MT_JS) clean
+	$(MAKE) $(HELPER_MAKEFLAGS) CODEC_DIR=$(CODEC_DEC_DIR) OUT_JS=$(OUT_DEC_JS) clean

codecs/avif/dec/avif_dec.cpp

@@ -8,10 +8,15 @@ thread_local const val Uint8ClampedArray = val::global("Uint8ClampedArray");
 thread_local const val ImageData = val::global("ImageData");
 
 val decode(std::string avifimage) {
+  // point raw.data and raw.size to the contents of an .avif(s)
+  avifROData raw = {
+    .data = (uint8_t*)avifimage.c_str(),
+    .size = avifimage.length()
+  };
+
   avifImage* image = avifImageCreateEmpty();
   avifDecoder* decoder = avifDecoderCreate();
-  avifResult decodeResult =
-      avifDecoderReadMemory(decoder, image, (uint8_t*)avifimage.c_str(), avifimage.length());
+  avifResult decodeResult = avifDecoderRead(decoder, image, &raw);
   // image is an independent copy of decoded data, decoder may be destroyed here
   avifDecoderDestroy(decoder);
 
@@ -20,8 +25,7 @@ val decode(std::string avifimage) {
   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.
+    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);
@@ -29,9 +33,7 @@ val decode(std::string avifimage) {
 
     // 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);
+    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);

codecs/avif/dec/avif_dec.d.ts

@@ -1,7 +1,6 @@
-export interface AVIFModule extends EmscriptenWasm.Module {
+interface AVIFModule extends EmscriptenWasm.Module {
   decode(data: BufferSource): ImageData | null;
 }
 
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<AVIFModule>;
+export default function(opts: EmscriptenWasm.ModuleOpts): Promise<AVIFModule>;
 
-export default moduleFactory;

codecs/avif/enc/avif_enc.cpp

@@ -1,6 +1,6 @@
 #include <emscripten/bind.h>
-#include <emscripten/threading.h>
 #include <emscripten/val.h>
+#include <emscripten/threading.h>
 #include "avif/avif.h"
 
 using namespace emscripten;
@@ -51,10 +51,13 @@ val encode(std::string buffer, int width, int height, AvifOptions options) {
 
   avifImage* image = avifImageCreate(width, height, depth, format);
 
-  if (options.maxQuantizer == AVIF_QUANTIZER_LOSSLESS &&
-      options.minQuantizer == AVIF_QUANTIZER_LOSSLESS &&
-      options.minQuantizerAlpha == AVIF_QUANTIZER_LOSSLESS &&
-      options.maxQuantizerAlpha == AVIF_QUANTIZER_LOSSLESS && format == AVIF_PIXEL_FORMAT_YUV444) {
+  if (
+    options.maxQuantizer == AVIF_QUANTIZER_LOSSLESS &&
+    options.minQuantizer == AVIF_QUANTIZER_LOSSLESS &&
+    options.minQuantizerAlpha == AVIF_QUANTIZER_LOSSLESS &&
+    options.maxQuantizerAlpha == AVIF_QUANTIZER_LOSSLESS &&
+    format == AVIF_PIXEL_FORMAT_YUV444
+  ) {
     image->matrixCoefficients = AVIF_MATRIX_COEFFICIENTS_IDENTITY;
   } else {
     image->matrixCoefficients = AVIF_MATRIX_COEFFICIENTS_BT709;

codecs/avif/enc/avif_enc.d.ts

@@ -1,23 +1,7 @@
-export interface EncodeOptions {
-  minQuantizer: number;
-  maxQuantizer: number;
-  minQuantizerAlpha: number;
-  maxQuantizerAlpha: number;
-  tileRowsLog2: number;
-  tileColsLog2: number;
-  speed: number;
-  subsample: number;
+import { EncodeOptions } from '../../../src/codecs/avif/encoder-meta';
+
+interface AVIFModule extends EmscriptenWasm.Module {
+  encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array | null;
 }
 
-export interface AVIFModule extends EmscriptenWasm.Module {
-  encode(
-    data: BufferSource,
-    width: number,
-    height: number,
-    options: EncodeOptions,
-  ): Uint8Array | null;
-}
-
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<AVIFModule>;
-
-export default moduleFactory;
+export default function(opts: EmscriptenWasm.ModuleOpts): Promise<AVIFModule>;

codecs/avif/enc/avif_enc_mt.d.ts

@@ -1,2 +0,0 @@
-export * from './avif_enc';
-export { default } from './avif_enc';

codecs/avif/enc/avif_enc_mt.worker.js

@@ -1,103 +1 @@
-var threadInfoStruct = 0;
-var selfThreadId = 0;
-var parentThreadId = 0;
-var initializedJS = false;
-var Module = {};
-function threadPrintErr() {
-  var text = Array.prototype.slice.call(arguments).join(' ');
-  console.error(text);
-}
-function threadAlert() {
-  var text = Array.prototype.slice.call(arguments).join(' ');
-  postMessage({ cmd: 'alert', text: text, threadId: selfThreadId });
-}
-var err = threadPrintErr;
-this.alert = threadAlert;
-Module['instantiateWasm'] = function (info, receiveInstance) {
-  var instance = new WebAssembly.Instance(Module['wasmModule'], info);
-  Module['wasmModule'] = null;
-  receiveInstance(instance);
-  return instance.exports;
-};
-this.onmessage = function (e) {
-  try {
-    if (e.data.cmd === 'load') {
-      Module['wasmModule'] = e.data.wasmModule;
-      Module['wasmMemory'] = e.data.wasmMemory;
-      Module['buffer'] = Module['wasmMemory'].buffer;
-      Module['ENVIRONMENT_IS_PTHREAD'] = true;
-      import(e.data.urlOrBlob)
-        .then(function (avif_enc_mt) {
-          return avif_enc_mt.default(Module);
-        })
-        .then(function (instance) {
-          Module = instance;
-          postMessage({ cmd: 'loaded' });
-        });
-    } else if (e.data.cmd === 'objectTransfer') {
-      Module['PThread'].receiveObjectTransfer(e.data);
-    } else if (e.data.cmd === 'run') {
-      Module['__performance_now_clock_drift'] = performance.now() - e.data.time;
-      threadInfoStruct = e.data.threadInfoStruct;
-      Module['registerPthreadPtr'](
-        threadInfoStruct,
-        /*isMainBrowserThread=*/ 0,
-        /*isMainRuntimeThread=*/ 0,
-      );
-      selfThreadId = e.data.selfThreadId;
-      parentThreadId = e.data.parentThreadId;
-      var max = e.data.stackBase;
-      var top = e.data.stackBase + e.data.stackSize;
-      Module['establishStackSpace'](top, max);
-      Module['_emscripten_tls_init']();
-      Module['PThread'].receiveObjectTransfer(e.data);
-      Module['PThread'].setThreadStatus(Module['_pthread_self'](), 1);
-      if (!initializedJS) {
-        Module['___embind_register_native_and_builtin_types']();
-        initializedJS = true;
-      }
-      try {
-        var result = Module['dynCall']('ii', e.data.start_routine, [
-          e.data.arg,
-        ]);
-        if (!Module['getNoExitRuntime']()) Module['PThread'].threadExit(result);
-      } catch (ex) {
-        if (ex === 'Canceled!') {
-          Module['PThread'].threadCancel();
-        } else if (ex != 'unwind') {
-          Atomics.store(
-            Module['HEAPU32'],
-            (threadInfoStruct + 4) >> /*C_STRUCTS.pthread.threadExitCode*/ 2,
-            ex instanceof Module['ExitStatus'] ? ex.status : -2,
-          );
-          /*A custom entry specific to Emscripten denoting that the thread crashed.*/ Atomics.store(
-            Module['HEAPU32'],
-            (threadInfoStruct + 0) >> /*C_STRUCTS.pthread.threadStatus*/ 2,
-            1,
-          );
-          Module['_emscripten_futex_wake'](
-            threadInfoStruct + 0,
-            /*C_STRUCTS.pthread.threadStatus*/ 2147483647,
-          );
-          if (!(ex instanceof Module['ExitStatus'])) throw ex;
-        }
-      }
-    } else if (e.data.cmd === 'cancel') {
-      if (threadInfoStruct) {
-        Module['PThread'].threadCancel();
-      }
-    } else if (e.data.target === 'setimmediate') {
-    } else if (e.data.cmd === 'processThreadQueue') {
-      if (threadInfoStruct) {
-        Module['_emscripten_current_thread_process_queued_calls']();
-      }
-    } else {
-      err('worker.js received unknown command ' + e.data.cmd);
-      err(e.data);
-    }
-  } catch (ex) {
-    err('worker.js onmessage() captured an uncaught exception: ' + ex);
-    if (ex && ex.stack) err(ex.stack);
-    throw ex;
-  }
-};
+var threadInfoStruct=0;var selfThreadId=0;var parentThreadId=0;var Module={};function threadPrintErr(){var text=Array.prototype.slice.call(arguments).join(" ");console.error(text)}function threadAlert(){var text=Array.prototype.slice.call(arguments).join(" ");postMessage({cmd:"alert",text:text,threadId:selfThreadId})}var err=threadPrintErr;this.alert=threadAlert;Module["instantiateWasm"]=function(info,receiveInstance){var instance=new WebAssembly.Instance(Module["wasmModule"],info);Module["wasmModule"]=null;receiveInstance(instance);return instance.exports};this.onmessage=function(e){try{if(e.data.cmd==="load"){Module["DYNAMIC_BASE"]=e.data.DYNAMIC_BASE;Module["DYNAMICTOP_PTR"]=e.data.DYNAMICTOP_PTR;Module["wasmModule"]=e.data.wasmModule;Module["wasmMemory"]=e.data.wasmMemory;Module["buffer"]=Module["wasmMemory"].buffer;Module["ENVIRONMENT_IS_PTHREAD"]=true;if(typeof e.data.urlOrBlob==="string"){importScripts(e.data.urlOrBlob)}else{var objectUrl=URL.createObjectURL(e.data.urlOrBlob);importScripts(objectUrl);URL.revokeObjectURL(objectUrl)}avif_enc_mt(Module).then(function(instance){Module=instance;postMessage({"cmd":"loaded"})})}else if(e.data.cmd==="objectTransfer"){Module["PThread"].receiveObjectTransfer(e.data)}else if(e.data.cmd==="run"){Module["__performance_now_clock_drift"]=performance.now()-e.data.time;threadInfoStruct=e.data.threadInfoStruct;Module["registerPthreadPtr"](threadInfoStruct,/*isMainBrowserThread=*/0,/*isMainRuntimeThread=*/0);selfThreadId=e.data.selfThreadId;parentThreadId=e.data.parentThreadId;var max=e.data.stackBase;var top=e.data.stackBase+e.data.stackSize;Module["establishStackSpace"](top,max);Module["_emscripten_tls_init"]();Module["PThread"].receiveObjectTransfer(e.data);Module["PThread"].setThreadStatus(Module["_pthread_self"](),1);/*EM_THREAD_STATUS_RUNNING*/try{var result=Module["dynCall_ii"](e.data.start_routine,e.data.arg);if(!Module["getNoExitRuntime"]())Module["PThread"].threadExit(result)}catch(ex){if(ex==="Canceled!"){Module["PThread"].threadCancel()}else if(ex!="unwind"){Atomics.store(Module["HEAPU32"],(threadInfoStruct+4)>>/*C_STRUCTS.pthread.threadExitCode*/2,(ex instanceof Module["ExitStatus"])?ex.status:-2);/*A custom entry specific to Emscripten denoting that the thread crashed.*/Atomics.store(Module["HEAPU32"],(threadInfoStruct+0)>>/*C_STRUCTS.pthread.threadStatus*/2,1);Module["_emscripten_futex_wake"](threadInfoStruct+0,/*C_STRUCTS.pthread.threadStatus*/2147483647);if(!(ex instanceof Module["ExitStatus"]))throw ex}}}else if(e.data.cmd==="cancel"){if(threadInfoStruct){Module["PThread"].threadCancel()}}else if(e.data.target==="setimmediate"){}else if(e.data.cmd==="processThreadQueue"){if(threadInfoStruct){Module["_emscripten_current_thread_process_queued_calls"]()}}else{err("worker.js received unknown command "+e.data.cmd);err(e.data)}}catch(ex){err("worker.js onmessage() captured an uncaught exception: "+ex);if(ex.stack)err(ex.stack);throw ex}};if(typeof process==="object"&&typeof process.versions==="object"&&typeof process.versions.node==="string"){self={location:{href:__filename}};var onmessage=this.onmessage;var nodeWorkerThreads=require("worker_threads");global.Worker=nodeWorkerThreads.Worker;var parentPort=nodeWorkerThreads.parentPort;parentPort.on("message",function(data){onmessage({data:data})});var nodeFS=require("fs");var nodeRead=function(filename){return nodeFS.readFileSync(filename,"utf8")};function globalEval(x){global.require=require;global.Module=Module;eval.call(null,x)}importScripts=function(f){globalEval(nodeRead(f))};postMessage=function(msg){parentPort.postMessage(msg)};if(typeof performance==="undefined"){performance={now:function(){return Date.now()}}}}

codecs/avif/helper.Makefile

@@ -3,16 +3,16 @@
 # Params that must be supplied by the caller:
 #   $(CODEC_DIR)
 #   $(LIBAOM_DIR)
-#   $(BUILD_DIR)
 #   $(OUT_JS)
 #   $(OUT_CPP)
 #   $(LIBAOM_FLAGS)
-#   $(LIBAVIF_FLAGS)
+#   $(CODEC_PACKAGE)
+#   $(LIBAOM_PACKAGE)
 
-CODEC_BUILD_DIR := $(BUILD_DIR)/libavif
+CODEC_BUILD_DIR := $(CODEC_DIR)/build
 CODEC_OUT := $(CODEC_BUILD_DIR)/libavif.a
 
-LIBAOM_BUILD_DIR := $(BUILD_DIR)/libaom
+LIBAOM_BUILD_DIR := $(CODEC_DIR)/ext/aom/build.libavif
 LIBAOM_OUT := $(LIBAOM_BUILD_DIR)/libaom.a
 
 OUT_WASM = $(OUT_JS:.js=.wasm)
@@ -23,6 +23,7 @@ OUT_WORKER=$(OUT_JS:.js=.worker.js)
 all: $(OUT_JS)
 
 $(OUT_JS): $(OUT_CPP) $(LIBAOM_OUT) $(CODEC_OUT)
+	# ERROR_ON_UNDEFINED_SYMBOLS=0 is needed to separate the encoder and decoder
 	$(CXX) \
 		-I $(CODEC_DIR)/include \
 		$(CXXFLAGS) \
@@ -32,10 +33,8 @@ $(OUT_JS): $(OUT_CPP) $(LIBAOM_OUT) $(CODEC_OUT)
 		--closure 1 \
 		-s ALLOW_MEMORY_GROWTH=1 \
 		-s MODULARIZE=1 \
-		-s TEXTDECODER=2 \
-		-s ENVIRONMENT='worker' \
-		-s EXPORT_ES6=1 \
-		-s EXPORT_NAME="$(basename $(@F))" \
+		-s ERROR_ON_UNDEFINED_SYMBOLS=0 \
+		-s 'EXPORT_NAME="$(basename $(@F))"' \
 		-o $@ \
 		$+
 
@@ -44,9 +43,8 @@ $(CODEC_OUT): $(CODEC_DIR)/CMakeLists.txt $(LIBAOM_OUT)
 		-DCMAKE_BUILD_TYPE=Release \
 		-DBUILD_SHARED_LIBS=0 \
 		-DAVIF_CODEC_AOM=1 \
-		-DAOM_LIBRARY=$(LIBAOM_OUT) \
-		-DAOM_INCLUDE_DIR=$(LIBAOM_DIR) \
-		$(LIBAVIF_FLAGS) \
+		-DAVIF_LOCAL_AOM=1 \
+		-DAVIF_CODEC_INCLUDES=$(abspath $(LIBAOM_DIR)) \
 		-B $(CODEC_BUILD_DIR) \
 		$(CODEC_DIR) && \
 	$(MAKE) -C $(CODEC_BUILD_DIR)
@@ -64,11 +62,16 @@ $(LIBAOM_OUT): $(LIBAOM_DIR)/CMakeLists.txt
 		-DCONFIG_INSPECTION=0 \
 		-DCONFIG_RUNTIME_CPU_DETECT=0 \
 		-DCONFIG_WEBM_IO=0 \
+		-DCONFIG_AV1_HIGHBITDEPTH=0 \
 		$(LIBAOM_FLAGS) \
 		-B $(LIBAOM_BUILD_DIR) \
 		$(LIBAOM_DIR) && \
 	$(MAKE) -C $(LIBAOM_BUILD_DIR)
 
+$(CODEC_DIR)/CMakeLists.txt: $(CODEC_PACKAGE)
+	mkdir -p $(@D)
+	tar xzm --strip 1 -C $(@D) -f $(CODEC_PACKAGE)
+
 clean:
 	$(RM) $(OUT_JS) $(OUT_WASM) $(OUT_WORKER)
 	$(MAKE) -C $(CODEC_BUILD_DIR) clean

codecs/build-rust-nightly.sh

@@ -0,0 +1,4 @@
+set -e
+
+docker build -t squoosh-rust-nightly --build-arg RUST_IMG=rustlang/rust:nightly - < ../rust.Dockerfile
+docker run --rm -v $PWD:/src squoosh-rust-nightly "$@"

codecs/build-rust.sh

@@ -1,10 +1,4 @@
 set -e
 
-if [ ! -z "$RUST_IMG" ]
-then
-  # Get part after ":" (https://stackoverflow.com/a/15149278/439965).
-  IMG_SUFFIX=-${RUST_IMG#*:}
-fi
-IMG_NAME=squoosh-rust$IMG_SUFFIX
-docker build -t $IMG_NAME --build-arg RUST_IMG - < ../rust.Dockerfile
-docker run --rm -v $PWD:/src $IMG_NAME "$@"
+docker build -t squoosh-rust - < ../rust.Dockerfile
+docker run --rm -v $PWD:/src squoosh-rust "$@"

codecs/cpp.Dockerfile

@@ -1,6 +1,6 @@
-FROM emscripten/emsdk:2.0.8
+FROM emscripten/emsdk:1.40.0
 RUN apt-get update && apt-get install -qqy autoconf libtool pkg-config
-ENV CFLAGS "-O3 -flto"
+ENV CFLAGS "-Os -flto"
 ENV CXXFLAGS "${CFLAGS} -std=c++17"
 ENV LDFLAGS "${CFLAGS} -s PTHREAD_POOL_SIZE=navigator.hardwareConcurrency"
 # Build and cache standard libraries with these flags

codecs/hqx/Dockerfile

@@ -0,0 +1,11 @@
+# This is intentionally an old version of Rust. Newer versions
+# generate _significantly_ bigger Wasm binaries.
+FROM rust:1.37
+RUN rustup target add wasm32-unknown-unknown
+RUN curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+
+RUN mkdir /opt/binaryen && \
+ curl -L https://github.com/WebAssembly/binaryen/releases/download/1.38.32/binaryen-1.38.32-x86-linux.tar.gz  | tar -xzf - -C /opt/binaryen --strip 1
+
+ENV PATH="/opt/binaryen:${PATH}"
+WORKDIR /src

codecs/hqx/package.json

@@ -1,6 +1,7 @@
 {
   "name": "hqx",
   "scripts": {
-    "build": "RUST_IMG=rust:1.40 ../build-rust.sh"
+    "build:image": "docker build -t squoosh-hqx - < Dockerfile",
+    "build": "docker run --rm -v $(pwd):/src squoosh-hqx ./build.sh"
   }
 }

codecs/hqx/pkg/README.md

@@ -1,5 +0,0 @@
-# HQX
-
-- Source: <https://github.com/CryZe/wasmboy-rs>
-- Version: v0.1.2
-- License: Apache 2.0

codecs/hqx/pkg/squooshhqx.d.ts

@@ -1,48 +1,10 @@
 /* tslint:disable */
 /* eslint-disable */
 /**
- * @param {Uint32Array} input_image
- * @param {number} input_width
- * @param {number} input_height
- * @param {number} factor
- * @returns {Uint32Array}
- */
-export function resize(
-  input_image: Uint32Array,
-  input_width: number,
-  input_height: number,
-  factor: number,
-): Uint32Array;
-
-export type InitInput =
-  | RequestInfo
-  | URL
-  | Response
-  | BufferSource
-  | WebAssembly.Module;
-
-export interface InitOutput {
-  readonly memory: WebAssembly.Memory;
-  readonly resize: (
-    a: number,
-    b: number,
-    c: number,
-    d: number,
-    e: number,
-    f: number,
-  ) => void;
-  readonly __wbindgen_malloc: (a: number) => number;
-  readonly __wbindgen_free: (a: number, b: number) => void;
-}
-
-/**
- * If `module_or_path` is {RequestInfo} or {URL}, makes a request and
- * for everything else, calls `WebAssembly.instantiate` directly.
- *
- * @param {InitInput | Promise<InitInput>} module_or_path
- *
- * @returns {Promise<InitOutput>}
- */
-export default function init(
-  module_or_path?: InitInput | Promise<InitInput>,
-): Promise<InitOutput>;
+* @param {Uint32Array} input_image
+* @param {number} input_width
+* @param {number} input_height
+* @param {number} factor
+* @returns {Uint32Array}
+*/
+export function resize(input_image: Uint32Array, input_width: number, input_height: number, factor: number): Uint32Array;

codecs/hqx/pkg/squooshhqx.js

@@ -1,107 +1,2 @@
-let wasm;
-
-let cachegetUint32Memory0 = null;
-function getUint32Memory0() {
-  if (
-    cachegetUint32Memory0 === null ||
-    cachegetUint32Memory0.buffer !== wasm.memory.buffer
-  ) {
-    cachegetUint32Memory0 = new Uint32Array(wasm.memory.buffer);
-  }
-  return cachegetUint32Memory0;
-}
-
-let WASM_VECTOR_LEN = 0;
-
-function passArray32ToWasm0(arg, malloc) {
-  const ptr = malloc(arg.length * 4);
-  getUint32Memory0().set(arg, ptr / 4);
-  WASM_VECTOR_LEN = arg.length;
-  return ptr;
-}
-
-let cachegetInt32Memory0 = null;
-function getInt32Memory0() {
-  if (
-    cachegetInt32Memory0 === null ||
-    cachegetInt32Memory0.buffer !== wasm.memory.buffer
-  ) {
-    cachegetInt32Memory0 = new Int32Array(wasm.memory.buffer);
-  }
-  return cachegetInt32Memory0;
-}
-
-function getArrayU32FromWasm0(ptr, len) {
-  return getUint32Memory0().subarray(ptr / 4, ptr / 4 + len);
-}
-/**
- * @param {Uint32Array} input_image
- * @param {number} input_width
- * @param {number} input_height
- * @param {number} factor
- * @returns {Uint32Array}
- */
-export function resize(input_image, input_width, input_height, factor) {
-  var ptr0 = passArray32ToWasm0(input_image, wasm.__wbindgen_malloc);
-  var len0 = WASM_VECTOR_LEN;
-  wasm.resize(8, ptr0, len0, input_width, input_height, factor);
-  var r0 = getInt32Memory0()[8 / 4 + 0];
-  var r1 = getInt32Memory0()[8 / 4 + 1];
-  var v1 = getArrayU32FromWasm0(r0, r1).slice();
-  wasm.__wbindgen_free(r0, r1 * 4);
-  return v1;
-}
-
-async function load(module, imports) {
-  if (typeof Response === 'function' && module instanceof Response) {
-    if (typeof WebAssembly.instantiateStreaming === 'function') {
-      try {
-        return await WebAssembly.instantiateStreaming(module, imports);
-      } catch (e) {
-        if (module.headers.get('Content-Type') != 'application/wasm') {
-          console.warn(
-            '`WebAssembly.instantiateStreaming` failed because your server does not serve wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n',
-            e,
-          );
-        } else {
-          throw e;
-        }
-      }
-    }
-
-    const bytes = await module.arrayBuffer();
-    return await WebAssembly.instantiate(bytes, imports);
-  } else {
-    const instance = await WebAssembly.instantiate(module, imports);
-
-    if (instance instanceof WebAssembly.Instance) {
-      return { instance, module };
-    } else {
-      return instance;
-    }
-  }
-}
-
-async function init(input) {
-  if (typeof input === 'undefined') {
-    input = import.meta.url.replace(/\.js$/, '_bg.wasm');
-  }
-  const imports = {};
-
-  if (
-    typeof input === 'string' ||
-    (typeof Request === 'function' && input instanceof Request) ||
-    (typeof URL === 'function' && input instanceof URL)
-  ) {
-    input = fetch(input);
-  }
-
-  const { instance, module } = await load(await input, imports);
-
-  wasm = instance.exports;
-  init.__wbindgen_wasm_module = module;
-
-  return wasm;
-}
-
-export default init;
+import * as wasm from "./squooshhqx_bg.wasm";
+export * from "./squooshhqx_bg.js";

codecs/hqx/pkg/squooshhqx_bg.js

@@ -0,0 +1,48 @@
+import * as wasm from './squooshhqx_bg.wasm';
+
+let cachegetUint32Memory0 = null;
+function getUint32Memory0() {
+    if (cachegetUint32Memory0 === null || cachegetUint32Memory0.buffer !== wasm.memory.buffer) {
+        cachegetUint32Memory0 = new Uint32Array(wasm.memory.buffer);
+    }
+    return cachegetUint32Memory0;
+}
+
+let WASM_VECTOR_LEN = 0;
+
+function passArray32ToWasm0(arg, malloc) {
+    const ptr = malloc(arg.length * 4);
+    getUint32Memory0().set(arg, ptr / 4);
+    WASM_VECTOR_LEN = arg.length;
+    return ptr;
+}
+
+let cachegetInt32Memory0 = null;
+function getInt32Memory0() {
+    if (cachegetInt32Memory0 === null || cachegetInt32Memory0.buffer !== wasm.memory.buffer) {
+        cachegetInt32Memory0 = new Int32Array(wasm.memory.buffer);
+    }
+    return cachegetInt32Memory0;
+}
+
+function getArrayU32FromWasm0(ptr, len) {
+    return getUint32Memory0().subarray(ptr / 4, ptr / 4 + len);
+}
+/**
+* @param {Uint32Array} input_image
+* @param {number} input_width
+* @param {number} input_height
+* @param {number} factor
+* @returns {Uint32Array}
+*/
+export function resize(input_image, input_width, input_height, factor) {
+    var ptr0 = passArray32ToWasm0(input_image, wasm.__wbindgen_malloc);
+    var len0 = WASM_VECTOR_LEN;
+    wasm.resize(8, ptr0, len0, input_width, input_height, factor);
+    var r0 = getInt32Memory0()[8 / 4 + 0];
+    var r1 = getInt32Memory0()[8 / 4 + 1];
+    var v1 = getArrayU32FromWasm0(r0, r1).slice();
+    wasm.__wbindgen_free(r0, r1 * 4);
+    return v1;
+}
+

codecs/imagequant/Makefile

@@ -18,9 +18,7 @@ all: $(OUT_JS)
 		--closure 1 \
 		-s ALLOW_MEMORY_GROWTH=1 \
 		-s MODULARIZE=1 \
-		-s TEXTDECODER=2 \
-		-s ENVIRONMENT='worker' \
-		-s EXPORT_ES6=1 \
+		-s 'EXPORT_NAME="$(basename $(@F))"' \
 		-o $@ \
 		$+
 

codecs/imagequant/example.html

@@ -1,17 +1,18 @@
-<!DOCTYPE html>
+<!doctype html>
 <style>
   canvas {
     image-rendering: pixelated;
   }
 </style>
-<script type="module">
-  import imagequant from './imagequant.js';
+<script src='imagequant.js'></script>
+<script>
+  const Module = imagequant();
 
   async function loadImage(src) {
     // Load image
     const img = document.createElement('img');
     img.src = src;
-    await new Promise((resolve) => (img.onload = resolve));
+    await new Promise(resolve => img.onload = resolve);
     // Make canvas same size as image
     const canvas = document.createElement('canvas');
     [canvas.width, canvas.height] = [img.width, img.height];
@@ -21,32 +22,19 @@
     return ctx.getImageData(0, 0, img.width, img.height);
   }
 
-  async function main() {
-    const module = await imagequant();
-
-    console.log('Version:', module.version().toString(16));
+  Module.onRuntimeInitialized = async _ => {
+    console.log('Version:', Module.version().toString(16));
     const image = await loadImage('../example.png');
-    const rawImage = module.quantize(
-      image.data,
-      image.width,
-      image.height,
-      256,
-      1.0,
-    );
+    // const rawImage = Module.quantize(image.data, image.width, image.height, 256, 1.0);
+    const rawImage = Module.zx_quantize(image.data, image.width, image.height, 1.0);
     console.log('done');
 
-    const imageData = new ImageData(
-      new Uint8ClampedArray(rawImage.buffer),
-      image.width,
-      image.height,
-    );
+    const imageData = new ImageData(new Uint8ClampedArray(rawImage.buffer), image.width, image.height);
     const canvas = document.createElement('canvas');
     canvas.width = image.width;
     canvas.height = image.height;
     const ctx = canvas.getContext('2d');
     ctx.putImageData(imageData, 0, 0);
     document.body.appendChild(canvas);
-  }
-
-  main();
+  };
 </script>

codecs/imagequant/imagequant.d.ts

@@ -1,19 +1,6 @@
-export interface QuantizerModule extends EmscriptenWasm.Module {
-  quantize(
-    data: BufferSource,
-    width: number,
-    height: number,
-    numColors: number,
-    dither: number,
-  ): Uint8ClampedArray;
-  zx_quantize(
-    data: BufferSource,
-    width: number,
-    height: number,
-    dither: number,
-  ): Uint8ClampedArray;
+interface QuantizerModule extends EmscriptenWasm.Module {
+  quantize(data: BufferSource, width: number, height: number, numColors: number, dither: number): Uint8ClampedArray;
+  zx_quantize(data: BufferSource, width: number, height: number, dither: number): Uint8ClampedArray;
 }
 
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<QuantizerModule>;
-
-export default moduleFactory;
+export default function(opts: EmscriptenWasm.ModuleOpts): Promise<QuantizerModule>;

codecs/jxl/Makefile

@@ -1,59 +0,0 @@
-CODEC_URL = https://gitlab.com/wg1/jpeg-xl.git
-CODEC_VERSION = v0.1
-CODEC_DIR = node_modules/jxl
-CODEC_BUILD_DIR := $(CODEC_DIR)/build
-CODEC_OUT := $(CODEC_BUILD_DIR)/lib/libjxl.a
-
-OUT_JS = enc/jxl_enc.js dec/jxl_dec.js
-OUT_WASM = $(OUT_JS:.js=.wasm)
-
-.PHONY: all clean
-
-all: $(OUT_JS)
-
-%.js: %.cpp $(LIBAOM_OUT) $(CODEC_OUT)
-	$(CXX) \
-		-I $(CODEC_DIR) \
-		-I $(CODEC_DIR)/lib \
-		-I $(CODEC_DIR)/lib/include \
-		-I $(CODEC_BUILD_DIR)/lib/include \
-		-I $(CODEC_DIR)/third_party/highway \
-		-I $(CODEC_DIR)/third_party/skcms \
-		-I $(CODEC_DIR)/third_party/brunsli \
-		-I $(CODEC_DIR)/third_party/brunsli/c/include \
-		${CXXFLAGS} \
-		${LDFLAGS} \
-		--bind \
-		--closure 1 \
-		-s ALLOW_MEMORY_GROWTH=1 \
-		-s MODULARIZE=1 \
-		-s TEXTDECODER=2 \
-		-s ENVIRONMENT='worker' \
-		-s EXPORT_ES6=1 \
-		-s EXPORT_NAME="$(basename $(@F))" \
-		-o $@ \
-		$+ \
-		$(CODEC_BUILD_DIR)/artifacts/libbrunslienc-static.bc \
-		$(CODEC_BUILD_DIR)/artifacts/libbrunslicommon-static.bc \
-		$(CODEC_BUILD_DIR)/artifacts/libbrunslidec-static.bc \
-		$(CODEC_BUILD_DIR)/third_party/brotli/libbrotlidec-static.a \
-		$(CODEC_BUILD_DIR)/third_party/brotli/libbrotlienc-static.a \
-		$(CODEC_BUILD_DIR)/third_party/brotli/libbrotlicommon-static.a \
-		$(CODEC_BUILD_DIR)/third_party/libskcms.a \
-		$(CODEC_BUILD_DIR)/third_party/highway/libhwy.a
-
-$(CODEC_OUT): $(CODEC_DIR)/CMakeLists.txt
-	mkdir -p $(CODEC_BUILD_DIR)
-	cd $(CODEC_BUILD_DIR) && \
-	emcmake cmake ../ && \
-	$(MAKE) jxl-static
-
-$(CODEC_DIR)/CMakeLists.txt: $(CODEC_DIR)
-
-$(CODEC_DIR):
-	mkdir -p $@
-	git clone $(CODEC_URL) --recursive -j`nproc` --depth 1 --branch $(CODEC_VERSION) $@
-
-clean:
-	$(RM) $(OUT_JS) $(OUT_WASM)
-	$(MAKE) -C $(CODEC_BUILD_DIR) clean

codecs/jxl/dec/jxl_dec.cpp

@@ -1,72 +0,0 @@
-#include <emscripten/bind.h>
-#include <emscripten/val.h>
-
-#include <jxl/decode.h>
-#include "lib/jxl/color_encoding_internal.h"
-
-#include "skcms.h"
-
-using namespace emscripten;
-
-thread_local const val Uint8ClampedArray = val::global("Uint8ClampedArray");
-thread_local const val ImageData = val::global("ImageData");
-
-// R, G, B, A
-#define COMPONENTS_PER_PIXEL 4
-
-#define EXPECT_TRUE(a)  \
-  if (!(a)) {           \
-    return val::null(); \
-  }
-
-#define EXPECT_EQ(a, b) EXPECT_TRUE((a) == (b));
-
-val decode(std::string data) {
-  std::unique_ptr<JxlDecoder,
-                  std::integral_constant<decltype(&JxlDecoderDestroy), JxlDecoderDestroy>>
-      dec(JxlDecoderCreate(nullptr));
-  EXPECT_EQ(JXL_DEC_SUCCESS,
-            JxlDecoderSubscribeEvents(
-                dec.get(), JXL_DEC_BASIC_INFO | JXL_DEC_COLOR_ENCODING | JXL_DEC_FULL_IMAGE));
-
-  auto next_in = (const uint8_t*)data.c_str();
-  auto avail_in = data.size();
-  EXPECT_EQ(JXL_DEC_BASIC_INFO, JxlDecoderProcessInput(dec.get(), &next_in, &avail_in));
-  JxlBasicInfo info;
-  EXPECT_EQ(JXL_DEC_SUCCESS, JxlDecoderGetBasicInfo(dec.get(), &info));
-  size_t pixel_count = info.xsize * info.ysize;
-  size_t component_count = pixel_count * COMPONENTS_PER_PIXEL;
-
-  EXPECT_EQ(JXL_DEC_COLOR_ENCODING, JxlDecoderProcessInput(dec.get(), &next_in, &avail_in));
-  static const JxlPixelFormat format = {COMPONENTS_PER_PIXEL, JXL_TYPE_FLOAT, JXL_LITTLE_ENDIAN, 0};
-  size_t icc_size;
-  EXPECT_EQ(JXL_DEC_SUCCESS, JxlDecoderGetICCProfileSize(dec.get(), &format,
-                                                         JXL_COLOR_PROFILE_TARGET_DATA, &icc_size));
-  std::vector<uint8_t> icc_profile(icc_size);
-  EXPECT_EQ(JXL_DEC_SUCCESS,
-            JxlDecoderGetColorAsICCProfile(dec.get(), &format, JXL_COLOR_PROFILE_TARGET_DATA,
-                                           icc_profile.data(), icc_profile.size()));
-
-  auto float_pixels = std::make_unique<float[]>(component_count);
-  EXPECT_EQ(JXL_DEC_SUCCESS, JxlDecoderSetImageOutBuffer(dec.get(), &format, float_pixels.get(),
-                                                         component_count * sizeof(float)));
-  EXPECT_EQ(JXL_DEC_FULL_IMAGE, JxlDecoderProcessInput(dec.get(), &next_in, &avail_in));
-
-  auto byte_pixels = std::make_unique<uint8_t[]>(component_count);
-  // Convert to sRGB.
-  skcms_ICCProfile jxl_profile;
-  EXPECT_TRUE(skcms_Parse(icc_profile.data(), icc_profile.size(), &jxl_profile));
-  EXPECT_TRUE(skcms_Transform(
-      float_pixels.get(), skcms_PixelFormat_RGBA_ffff,
-      info.alpha_premultiplied ? skcms_AlphaFormat_PremulAsEncoded : skcms_AlphaFormat_Unpremul,
-      &jxl_profile, byte_pixels.get(), skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul,
-      skcms_sRGB_profile(), pixel_count));
-
-  return ImageData.new_(
-      Uint8ClampedArray.new_(typed_memory_view(component_count, byte_pixels.get())), info.xsize,
-      info.ysize);
-}
-
-EMSCRIPTEN_BINDINGS(my_module) {
-  function("decode", &decode);
-}

codecs/jxl/dec/jxl_dec.d.ts

@@ -1,7 +0,0 @@
-export interface JXLModule extends EmscriptenWasm.Module {
-  decode(data: BufferSource): ImageData | null;
-}
-
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<JXLModule>;
-
-export default moduleFactory;

codecs/jxl/enc/jxl_enc.cpp

@@ -1,115 +0,0 @@
-#include <emscripten/bind.h>
-#include <emscripten/val.h>
-
-#include "lib/jxl/enc_file.h"
-#include "lib/jxl/external_image.h"
-
-using namespace emscripten;
-
-thread_local const val Uint8Array = val::global("Uint8Array");
-
-struct JXLOptions {
-  // 1 = slowest
-  // 7 = fastest
-  int speed;
-  float quality;
-  bool progressive;
-  int epf;
-  int nearLossless;
-  bool lossyPalette;
-};
-
-val encode(std::string image, int width, int height, JXLOptions options) {
-  jxl::CompressParams cparams;
-  jxl::PassesEncoderState passes_enc_state;
-  jxl::CodecInOut io;
-  jxl::PaddedBytes bytes;
-  jxl::ImageBundle* main = &io.Main();
-
-  cparams.epf = options.epf;
-  cparams.speed_tier = static_cast<jxl::SpeedTier>(options.speed);
-  cparams.near_lossless = options.nearLossless;
-
-  if (options.lossyPalette) {
-    cparams.lossy_palette = true;
-    cparams.palette_colors = 0;
-    cparams.options.predictor = jxl::Predictor::Zero;
-  }
-
-  // Reduce memory usage of tree learning for lossless data.
-  // TODO(veluca93): this is a mitigation for excessive memory usage in the JXL encoder.
-  cparams.options.nb_repeats = 0.1;
-
-  float quality = options.quality;
-
-  // Quality settings roughly match libjpeg qualities.
-  if (quality < 7 || quality == 100) {
-    cparams.modular_mode = true;
-    // Internal modular quality to roughly match VarDCT size.
-    cparams.quality_pair.first = cparams.quality_pair.second =
-        std::min(35 + (quality - 7) * 3.0f, 100.0f);
-  } else {
-    cparams.modular_mode = false;
-    if (quality >= 30) {
-      cparams.butteraugli_distance = 0.1 + (100 - quality) * 0.09;
-    } else {
-      cparams.butteraugli_distance = 6.4 + pow(2.5, (30 - quality) / 5.0f) / 6.25f;
-    }
-  }
-
-  if (options.progressive) {
-    cparams.qprogressive_mode = true;
-    cparams.progressive_dc = 1;
-    cparams.responsive = 1;
-  }
-
-  if (cparams.modular_mode) {
-    if (cparams.quality_pair.first != 100 || cparams.quality_pair.second != 100) {
-      cparams.color_transform = jxl::ColorTransform::kXYB;
-    } else {
-      cparams.color_transform = jxl::ColorTransform::kNone;
-    }
-  }
-
-  if (cparams.near_lossless) {
-    // Near-lossless assumes -R 0
-    cparams.responsive = 0;
-    cparams.modular_mode = true;
-  }
-
-  io.metadata.m.SetAlphaBits(8);
-  if (!io.metadata.size.Set(width, height)) {
-    return val::null();
-  }
-
-  uint8_t* inBuffer = (uint8_t*)image.c_str();
-
-  auto result = jxl::ConvertImage(
-      jxl::Span<const uint8_t>(reinterpret_cast<const uint8_t*>(image.data()), image.size()), width,
-      height, jxl::ColorEncoding::SRGB(/*is_gray=*/false), /*has_alpha=*/true,
-      /*alpha_is_premultiplied=*/false, /*bits_per_alpha=*/8, /*bits_per_sample=*/8,
-      /*big_endian=*/false, /*flipped_y=*/false, /*pool=*/nullptr, main);
-
-  if (!result) {
-    return val::null();
-  }
-
-  auto js_result = val::null();
-  if (EncodeFile(cparams, &io, &passes_enc_state, &bytes)) {
-    js_result = Uint8Array.new_(typed_memory_view(bytes.size(), bytes.data()));
-  }
-
-  return js_result;
-}
-
-EMSCRIPTEN_BINDINGS(my_module) {
-  value_object<JXLOptions>("JXLOptions")
-      .field("speed", &JXLOptions::speed)
-      .field("quality", &JXLOptions::quality)
-      .field("progressive", &JXLOptions::progressive)
-      .field("nearLossless", &JXLOptions::nearLossless)
-      .field("lossyPalette", &JXLOptions::lossyPalette)
-      .field("epf", &JXLOptions::epf);
-
-  function("encode", &encode);
-}

codecs/jxl/enc/jxl_enc.d.ts

@@ -1,21 +0,0 @@
-export interface EncodeOptions {
-  speed: number;
-  quality: number;
-  progressive: boolean;
-  epf: number;
-  nearLossless: number;
-  lossyPalette: boolean;
-}
-
-export interface JXLModule extends EmscriptenWasm.Module {
-  encode(
-    data: BufferSource,
-    width: number,
-    height: number,
-    options: EncodeOptions,
-  ): Uint8Array | null;
-}
-
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<JXLModule>;
-
-export default moduleFactory;

codecs/jxl/package.json

@@ -1,6 +0,0 @@
-{
-  "name": "jxl",
-  "scripts": {
-    "build": "../build-cpp.sh"
-  }
-}

codecs/mozjpeg_enc/Makefile

@@ -14,13 +14,11 @@ all: $(OUT_JS)
 		-I $(CODEC_DIR) \
 		${CXXFLAGS} \
 		${LDFLAGS} \
-		--closure 1 \
 		--bind \
+		--closure 1 \
 		-s ALLOW_MEMORY_GROWTH=1 \
 		-s MODULARIZE=1 \
-		-s TEXTDECODER=2 \
-		-s ENVIRONMENT='worker' \
-		-s EXPORT_ES6=1 \
+		-s 'EXPORT_NAME="$(basename $(@F))"' \
 		-o $@ \
 		$+
 

codecs/mozjpeg_enc/example.html

@@ -1,12 +1,13 @@
-<!DOCTYPE html>
-<script type="module">
-  import mozjpeg_enc from './mozjpeg_enc.js';
+<!doctype html>
+<script src='mozjpeg_enc.js'></script>
+<script>
+  const module = mozjpeg_enc();
 
   async function loadImage(src) {
     // Load image
     const img = document.createElement('img');
     img.src = src;
-    await new Promise((resolve) => (img.onload = resolve));
+    await new Promise(resolve => img.onload = resolve);
     // Make canvas same size as image
     const canvas = document.createElement('canvas');
     [canvas.width, canvas.height] = [img.width, img.height];
@@ -16,9 +17,7 @@
     return ctx.getImageData(0, 0, img.width, img.height);
   }
 
-  async function main() {
-    const module = await mozjpeg_enc();
-
+  module.onRuntimeInitialized = async _ => {
     console.log('Version:', module.version().toString(16));
     const image = await loadImage('../example.png');
     const result = module.encode(image.data, image.width, image.height, {
@@ -40,12 +39,10 @@
       chroma_quality: 75,
     });
 
-    const blob = new Blob([result], { type: 'image/jpeg' });
+    const blob = new Blob([result], {type: 'image/jpeg'});
     const blobURL = URL.createObjectURL(blob);
     const img = document.createElement('img');
     img.src = blobURL;
     document.body.appendChild(img);
-  }
-
-  main();
+  };
 </script>

codecs/mozjpeg_enc/mozjpeg_enc.d.ts

@@ -1,37 +1,7 @@
-export const enum MozJpegColorSpace {
-  GRAYSCALE = 1,
-  RGB,
-  YCbCr,
+import { EncodeOptions } from '../../src/codecs/mozjpeg/encoder-meta';
+
+interface MozJPEGModule extends EmscriptenWasm.Module {
+  encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array;
 }
 
-export interface EncodeOptions {
-  quality: number;
-  baseline: boolean;
-  arithmetic: boolean;
-  progressive: boolean;
-  optimize_coding: boolean;
-  smoothing: number;
-  color_space: MozJpegColorSpace;
-  quant_table: number;
-  trellis_multipass: boolean;
-  trellis_opt_zero: boolean;
-  trellis_opt_table: boolean;
-  trellis_loops: number;
-  auto_subsample: boolean;
-  chroma_subsample: number;
-  separate_chroma_quality: boolean;
-  chroma_quality: number;
-}
-
-export interface MozJPEGModule extends EmscriptenWasm.Module {
-  encode(
-    data: BufferSource,
-    width: number,
-    height: number,
-    options: EncodeOptions,
-  ): Uint8Array;
-}
-
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<MozJPEGModule>;
-
-export default moduleFactory;
+export default function(opts: EmscriptenWasm.ModuleOpts): Promise<MozJPEGModule>;

codecs/oxipng/Cargo.lock

@@ -56,9 +56,9 @@ checksum = "08c48aae112d48ed9f069b33538ea9e3e90aa263cfa3d1c24309612b1f7472de"
 
 [[package]]
 name = "cc"
-version = "1.0.62"
+version = "1.0.60"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1770ced377336a88a67c473594ccc14eca6f4559217c34f64aac8f83d641b40"
+checksum = "ef611cc68ff783f18535d77ddd080185275713d852c4f5cbb6122c462a7a825c"
 
 [[package]]
 name = "cfg-if"
@@ -66,12 +66,6 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 
-[[package]]
-name = "cfg-if"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
-
 [[package]]
 name = "cloudflare-zlib"
 version = "0.2.5"
@@ -90,18 +84,6 @@ dependencies = [
  "cc",
 ]
 
-[[package]]
-name = "color_quant"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d7b894f5411737b7867f4827955924d7c254fc9f4d91a6aad6b097804b1018b"
-
-[[package]]
-name = "const_fn"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c478836e029dcef17fb47c89023448c64f781a046e0300e257ad8225ae59afab"
-
 [[package]]
 name = "crc"
 version = "1.8.1"
@@ -113,57 +95,57 @@ dependencies = [
 
 [[package]]
 name = "crc32fast"
-version = "1.2.1"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81156fece84ab6a9f2afdb109ce3ae577e42b1228441eded99bd77f627953b1a"
+checksum = "ba125de2af0df55319f41944744ad91c71113bf74a4646efff39afe1f6842db1"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
 name = "crossbeam-channel"
-version = "0.5.0"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dca26ee1f8d361640700bde38b2c37d8c22b3ce2d360e1fc1c74ea4b0aa7d775"
+checksum = "b153fe7cbef478c567df0f972e02e6d736db11affe43dfc9c56a9374d1adfb87"
 dependencies = [
- "cfg-if 1.0.0",
  "crossbeam-utils",
+ "maybe-uninit",
 ]
 
 [[package]]
 name = "crossbeam-deque"
-version = "0.8.0"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94af6efb46fef72616855b036a624cf27ba656ffc9be1b9a3c931cfc7749a9a9"
+checksum = "9f02af974daeee82218205558e51ec8768b48cf524bd01d550abe5573a608285"
 dependencies = [
- "cfg-if 1.0.0",
  "crossbeam-epoch",
  "crossbeam-utils",
+ "maybe-uninit",
 ]
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.9.0"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec0f606a85340376eef0d6d8fec399e6d4a544d648386c6645eb6d0653b27d9f"
+checksum = "058ed274caafc1f60c4997b5fc07bf7dc7cca454af7c6e81edffe5f33f70dace"
 dependencies = [
- "cfg-if 1.0.0",
- "const_fn",
+ "autocfg",
+ "cfg-if",
  "crossbeam-utils",
  "lazy_static",
+ "maybe-uninit",
  "memoffset",
  "scopeguard",
 ]
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.0"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec91540d98355f690a86367e566ecad2e9e579f230230eb7c21398372be73ea5"
+checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
 dependencies = [
  "autocfg",
- "cfg-if 1.0.0",
- "const_fn",
+ "cfg-if",
  "lazy_static",
 ]
 
@@ -185,28 +167,27 @@ checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
 
 [[package]]
 name = "hashbrown"
-version = "0.9.1"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7afe4a420e3fe79967a00898cc1f4db7c8a49a9333a29f8a4bd76a253d5cd04"
+checksum = "00d63df3d41950fb462ed38308eea019113ad1508da725bbedcd0fa5a85ef5f7"
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.17"
+version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5aca5565f760fb5b220e499d72710ed156fdb74e631659e99377d9ebfbd13ae8"
+checksum = "4c30f6d0bc6b00693347368a67d41b58f2fb851215ff1da49e90fe2c5c667151"
 dependencies = [
  "libc",
 ]
 
 [[package]]
 name = "image"
-version = "0.23.11"
+version = "0.23.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4f0a8345b33b082aedec2f4d7d4a926b845cee184cbe78b703413066564431b"
+checksum = "974e194911d1f7efe3cd8a8f9db3b767e43536327e899e8bc9a12ef5711b74d2"
 dependencies = [
  "bytemuck",
  "byteorder",
- "color_quant",
  "num-iter",
  "num-rational",
  "num-traits",
@@ -241,9 +222,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.80"
+version = "0.2.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d58d1b70b004888f764dfbf6a26a3b0342a1632d33968e4a179d8011c760614"
+checksum = "f2f96b10ec2560088a8e76961b00d47107b3a625fecb76dedb29ee7ccbf98235"
 
 [[package]]
 name = "libdeflate-sys"
@@ -269,9 +250,15 @@ version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4fabed175da42fed1fa0746b0ea71f412aa9d35e76e95e59b192c64b9dc2bf8b"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if",
 ]
 
+[[package]]
+name = "maybe-uninit"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
+
 [[package]]
 name = "memoffset"
 version = "0.5.6"
@@ -292,9 +279,9 @@ dependencies = [
 
 [[package]]
 name = "miniz_oxide"
-version = "0.4.3"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f2d26ec3309788e423cfbf68ad1800f061638098d76a83681af979dc4eda19d"
+checksum = "c60c0dfe32c10b43a144bad8fc83538c52f58302c92300ea7ec7bf7b38d5a7b9"
 dependencies = [
  "adler",
  "autocfg",
@@ -302,9 +289,9 @@ dependencies = [
 
 [[package]]
 name = "num-integer"
-version = "0.1.44"
+version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2cc698a63b549a70bc047073d2949cce27cd1c7b0a4a862d08a8031bc2801db"
+checksum = "8d59457e662d541ba17869cf51cf177c0b5f0cbf476c66bdc90bf1edac4f875b"
 dependencies = [
  "autocfg",
  "num-traits",
@@ -312,9 +299,9 @@ dependencies = [
 
 [[package]]
 name = "num-iter"
-version = "0.1.42"
+version = "0.1.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2021c8337a54d21aca0d59a92577a029af9431cb59b909b03252b9c164fad59"
+checksum = "7a6e6b7c748f995c4c29c5f5ae0248536e04a5739927c74ec0fa564805094b9f"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -323,9 +310,9 @@ dependencies = [
 
 [[package]]
 name = "num-rational"
-version = "0.3.2"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12ac428b1cb17fce6f731001d307d351ec70a6d202fc2e60f7d4c5e42d8f4f07"
+checksum = "a5b4d7360f362cfb50dde8143501e6940b22f644be75a4cc90b2d81968908138"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -334,9 +321,9 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.14"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a64b1ec5cda2586e284722486d802acf1f7dbdc623e2bfc57e65ca1cd099290"
+checksum = "ac267bcc07f48ee5f8935ab0d24f316fb722d7a1292e2913f0cc196b29ffd611"
 dependencies = [
  "autocfg",
 ]
@@ -353,15 +340,14 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.5.2"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13bd41f508810a131401606d54ac32a467c97172d74ba7662562ebba5ad07fa0"
+checksum = "260e51e7efe62b592207e9e13a68e43692a7a279171d6ba57abd208bf23645ad"
 
 [[package]]
 name = "oxipng"
-version = "4.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea40b366cecfce76ee3b082e7e6567b82cdef75644a22442ca8584bc666ff4eb"
+version = "3.0.1"
+source = "git+https://github.com/RReverser/oxipng?branch=crossbeam#d0f86d2e84eb55b423b8ad194a176e71ba3aa2c3"
 dependencies = [
  "bit-vec",
  "byteorder",
@@ -373,19 +359,11 @@ dependencies = [
  "itertools",
  "libdeflater",
  "log",
- "miniz_oxide 0.4.3",
+ "miniz_oxide 0.4.2",
  "rayon",
  "rgb",
  "rustc_version",
-]
-
-[[package]]
-name = "pest"
-version = "2.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10f4872ae94d7b90ae48754df22fd42ad52ce740b8f370b03da4835417403e53"
-dependencies = [
- "ucd-trie",
+ "zopfli",
 ]
 
 [[package]]
@@ -402,9 +380,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.24"
+version = "1.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
+checksum = "36e28516df94f3dd551a587da5357459d9b36d945a7c37c3557928c1c2ff2a2c"
 dependencies = [
  "unicode-xid",
 ]
@@ -420,9 +398,9 @@ dependencies = [
 
 [[package]]
 name = "rayon"
-version = "1.5.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b0d8e0819fadc20c74ea8373106ead0600e3a67ef1fe8da56e39b9ae7275674"
+checksum = "cfd016f0c045ad38b5251be2c9c0ab806917f82da4d36b2a327e5166adad9270"
 dependencies = [
  "autocfg",
  "crossbeam-deque",
@@ -432,9 +410,9 @@ dependencies = [
 
 [[package]]
 name = "rayon-core"
-version = "1.9.0"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ab346ac5921dc62ffa9f89b7a773907511cdfa5490c572ae9be1be33e8afa4a"
+checksum = "e8c4fec834fb6e6d2dd5eece3c7b432a52f0ba887cf40e595190c4107edc08bf"
 dependencies = [
  "crossbeam-channel",
  "crossbeam-deque",
@@ -454,9 +432,9 @@ dependencies = [
 
 [[package]]
 name = "rustc_version"
-version = "0.3.0"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65c94201b44764d6d1f7e37c15a8289ed55e546c1762c7f1d57f616966e0c181"
+checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 dependencies = [
  "semver",
 ]
@@ -469,21 +447,18 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "semver"
-version = "0.11.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f301af10236f6df4160f7c3f04eec6dbc70ace82d23326abad5edee88801c6b6"
+checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 dependencies = [
  "semver-parser",
 ]
 
 [[package]]
 name = "semver-parser"
-version = "0.10.1"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42ef146c2ad5e5f4b037cd6ce2ebb775401729b19a82040c1beac9d36c7d1428"
-dependencies = [
- "pest",
-]
+checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "squoosh-oxipng"
@@ -499,9 +474,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.48"
+version = "1.0.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc371affeffc477f42a221a1e4297aedcea33d47d19b61455588bd9d8f6b19ac"
+checksum = "6690e3e9f692504b941dc6c3b188fd28df054f7fb8469ab40680df52fdcc842b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -509,10 +484,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "ucd-trie"
-version = "0.1.3"
+name = "typed-arena"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56dee185309b50d1f11bfedef0fe6d036842e3fb77413abef29f8f8d1c5d4c1c"
+checksum = "a9b2228007eba4120145f785df0f6c92ea538f5a3635a612ecf4e334c8c1446d"
 
 [[package]]
 name = "unicode-xid"
@@ -526,7 +501,7 @@ version = "0.2.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1ac64ead5ea5f05873d7c12b545865ca2b8d28adfc50a49b84770a3a97265d42"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if",
  "wasm-bindgen-macro",
 ]
 
@@ -573,3 +548,15 @@ name = "wasm-bindgen-shared"
 version = "0.2.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d649a3145108d7d3fbcde896a468d1bd636791823c9921135218ad89be08307"
+
+[[package]]
+name = "zopfli"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4079b79464426ade2a1b0177fb0ce8396ba6b4084267407e333573c666073964"
+dependencies = [
+ "adler32",
+ "byteorder",
+ "crc",
+ "typed-arena",
+]

codecs/oxipng/Cargo.toml

@@ -5,19 +5,19 @@ authors = ["Ingvar Stepanyan <me@rreverser.com>"]
 edition = "2018"
 publish = false
 
-[package.metadata.wasm-pack.profile.release]
-wasm-opt = ["-O", "--no-validation"]
-
 [lib]
 crate-type = ["cdylib"]
 
 [dependencies]
-oxipng = { version = "4.0.0", default-features = false, features = ["libdeflater"] }
-wasm-bindgen = "0.2.68"
-log = { version = "0.4.11", features = ["release_max_level_off"] }
-rayon = { version = "1.5.0", optional = true }
-once_cell = { version = "1.5.2", optional = true }
-crossbeam-channel = { version = "0.5.0", optional = true }
+oxipng = { version = "3.0.0", default-features = false }
+wasm-bindgen = "0.2.64"
+log = { version = "0.4", features = ["release_max_level_off"] }
+rayon = { version = "1.3.0", optional = true }
+once_cell = { version = "1.3.1", optional = true }
+crossbeam-channel = { version = "0.4.2", optional = true }
+
+[patch.crates-io]
+oxipng = { git = "https://github.com/RReverser/oxipng", branch = "crossbeam" }
 
 [profile.release]
 lto = true
@@ -25,3 +25,6 @@ opt-level = "s"
 
 [features]
 parallel = ["oxipng/parallel", "rayon", "crossbeam-channel", "once_cell"]
+
+[package.metadata.wasm-pack.profile.release]
+wasm-opt = ["-O", "--no-validation"]

codecs/oxipng/build.sh

@@ -3,6 +3,7 @@
 set -e
 
 rm -rf pkg,{-parallel}
-wasm-pack build --target web
+wasm-pack build
 RUSTFLAGS='-C target-feature=+atomics,+bulk-memory' wasm-pack build -t web -d pkg-parallel -- -Z build-std=panic_abort,std --features=parallel
+sed -i "s|input = import.meta.url.replace(/\\\.js$/, '_bg.wasm');||" pkg{,-parallel}/squoosh_oxipng.js
 rm pkg{,-parallel}/.gitignore

codecs/oxipng/index.ts

@@ -0,0 +1,10 @@
+import { threads } from 'wasm-feature-detect';
+
+async function init() {
+  if (await threads()) {
+    return (await import('./spawn')).default;
+  }
+  return import('./pkg');
+}
+
+export default init();

codecs/oxipng/package.json

@@ -1,6 +1,6 @@
 {
   "name": "oxipng",
   "scripts": {
-    "build": "RUST_IMG=rustlang/rust:8bb115b1090d ../build-rust.sh ./build.sh"
+    "build": "../build-rust-nightly.sh ./build.sh"
   }
 }

codecs/oxipng/pkg-parallel/package.json

@@ -12,4 +12,4 @@
   "module": "squoosh_oxipng.js",
   "types": "squoosh_oxipng.d.ts",
   "sideEffects": false
-}
+}

codecs/oxipng/pkg-parallel/squoosh_oxipng.d.ts

@@ -1,37 +1,32 @@
 /* tslint:disable */
 /* eslint-disable */
 /**
- * @param {Uint8Array} data
- * @param {number} level
- * @returns {Uint8Array}
- */
-export function optimise(data: Uint8Array, level: number): Uint8Array;
-/**
- * @param {number} num
- * @returns {any}
- */
+* @param {number} num
+* @returns {any}
+*/
 export function worker_initializer(num: number): any;
 /**
- */
+*/
 export function start_main_thread(): void;
 /**
- */
+*/
 export function start_worker_thread(): void;
+/**
+* @param {Uint8Array} data
+* @param {number} level
+* @returns {Uint8Array}
+*/
+export function optimise(data: Uint8Array, level: number): Uint8Array;
 
-export type InitInput =
-  | RequestInfo
-  | URL
-  | Response
-  | BufferSource
-  | WebAssembly.Module;
+export type InitInput = RequestInfo | URL | Response | BufferSource | WebAssembly.Module;
 
 export interface InitOutput {
-  readonly optimise: (a: number, b: number, c: number, d: number) => void;
   readonly malloc: (a: number) => number;
   readonly free: (a: number) => void;
   readonly worker_initializer: (a: number) => number;
   readonly start_main_thread: () => void;
   readonly start_worker_thread: () => void;
+  readonly optimise: (a: number, b: number, c: number, d: number) => void;
   readonly __wbindgen_export_0: WebAssembly.Memory;
   readonly __wbindgen_malloc: (a: number) => number;
   readonly __wbindgen_free: (a: number, b: number) => void;
@@ -39,15 +34,13 @@ export interface InitOutput {
 }
 
 /**
- * If `module_or_path` is {RequestInfo} or {URL}, makes a request and
- * for everything else, calls `WebAssembly.instantiate` directly.
- *
- * @param {InitInput | Promise<InitInput>} module_or_path
- * @param {WebAssembly.Memory} maybe_memory
- *
- * @returns {Promise<InitOutput>}
- */
-export default function init(
-  module_or_path?: InitInput | Promise<InitInput>,
-  maybe_memory?: WebAssembly.Memory,
-): Promise<InitOutput>;
+* If `module_or_path` is {RequestInfo} or {URL}, makes a request and
+* for everything else, calls `WebAssembly.instantiate` directly.
+*
+* @param {InitInput | Promise<InitInput>} module_or_path
+* @param {WebAssembly.Memory} maybe_memory
+*
+* @returns {Promise<InitOutput>}
+*/
+export default function init (module_or_path?: InitInput | Promise<InitInput>, maybe_memory: WebAssembly.Memory): Promise<InitOutput>;
+        

codecs/oxipng/pkg-parallel/squoosh_oxipng.js

@@ -1,3 +1,4 @@
+
 let wasm;
 let memory;
 
@@ -8,189 +9,172 @@ heap.push(undefined, null, true, false);
 let heap_next = heap.length;
 
 function addHeapObject(obj) {
-  if (heap_next === heap.length) heap.push(heap.length + 1);
-  const idx = heap_next;
-  heap_next = heap[idx];
+    if (heap_next === heap.length) heap.push(heap.length + 1);
+    const idx = heap_next;
+    heap_next = heap[idx];
 
-  heap[idx] = obj;
-  return idx;
+    heap[idx] = obj;
+    return idx;
 }
 
-let cachedTextDecoder = new TextDecoder('utf-8', {
-  ignoreBOM: true,
-  fatal: true,
-});
+let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
 
 cachedTextDecoder.decode();
 
 let cachegetUint8Memory0 = null;
 function getUint8Memory0() {
-  if (
-    cachegetUint8Memory0 === null ||
-    cachegetUint8Memory0.buffer !== wasm.__wbindgen_export_0.buffer
-  ) {
-    cachegetUint8Memory0 = new Uint8Array(wasm.__wbindgen_export_0.buffer);
-  }
-  return cachegetUint8Memory0;
+    if (cachegetUint8Memory0 === null || cachegetUint8Memory0.buffer !== wasm.__wbindgen_export_0.buffer) {
+        cachegetUint8Memory0 = new Uint8Array(wasm.__wbindgen_export_0.buffer);
+    }
+    return cachegetUint8Memory0;
 }
 
 function getStringFromWasm0(ptr, len) {
-  return cachedTextDecoder.decode(getUint8Memory0().slice(ptr, ptr + len));
+    return cachedTextDecoder.decode(getUint8Memory0().slice(ptr, ptr + len));
+}
+
+function getObject(idx) { return heap[idx]; }
+
+function dropObject(idx) {
+    if (idx < 36) return;
+    heap[idx] = heap_next;
+    heap_next = idx;
+}
+
+function takeObject(idx) {
+    const ret = getObject(idx);
+    dropObject(idx);
+    return ret;
+}
+/**
+* @param {number} num
+* @returns {any}
+*/
+export function worker_initializer(num) {
+    var ret = wasm.worker_initializer(num);
+    return takeObject(ret);
+}
+
+/**
+*/
+export function start_main_thread() {
+    wasm.start_main_thread();
+}
+
+/**
+*/
+export function start_worker_thread() {
+    wasm.start_worker_thread();
 }
 
 let WASM_VECTOR_LEN = 0;
 
 function passArray8ToWasm0(arg, malloc) {
-  const ptr = malloc(arg.length * 1);
-  getUint8Memory0().set(arg, ptr / 1);
-  WASM_VECTOR_LEN = arg.length;
-  return ptr;
+    const ptr = malloc(arg.length * 1);
+    getUint8Memory0().set(arg, ptr / 1);
+    WASM_VECTOR_LEN = arg.length;
+    return ptr;
 }
 
 let cachegetInt32Memory0 = null;
 function getInt32Memory0() {
-  if (
-    cachegetInt32Memory0 === null ||
-    cachegetInt32Memory0.buffer !== wasm.__wbindgen_export_0.buffer
-  ) {
-    cachegetInt32Memory0 = new Int32Array(wasm.__wbindgen_export_0.buffer);
-  }
-  return cachegetInt32Memory0;
+    if (cachegetInt32Memory0 === null || cachegetInt32Memory0.buffer !== wasm.__wbindgen_export_0.buffer) {
+        cachegetInt32Memory0 = new Int32Array(wasm.__wbindgen_export_0.buffer);
+    }
+    return cachegetInt32Memory0;
 }
 
 function getArrayU8FromWasm0(ptr, len) {
-  return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len);
+    return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len);
 }
 /**
- * @param {Uint8Array} data
- * @param {number} level
- * @returns {Uint8Array}
- */
+* @param {Uint8Array} data
+* @param {number} level
+* @returns {Uint8Array}
+*/
 export function optimise(data, level) {
-  try {
-    const retptr = wasm.__wbindgen_export_1.value - 16;
-    wasm.__wbindgen_export_1.value = retptr;
-    var ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
-    var len0 = WASM_VECTOR_LEN;
-    wasm.optimise(retptr, ptr0, len0, level);
-    var r0 = getInt32Memory0()[retptr / 4 + 0];
-    var r1 = getInt32Memory0()[retptr / 4 + 1];
-    var v1 = getArrayU8FromWasm0(r0, r1).slice();
-    wasm.__wbindgen_free(r0, r1 * 1);
-    return v1;
-  } finally {
-    wasm.__wbindgen_export_1.value += 16;
-  }
-}
-
-function getObject(idx) {
-  return heap[idx];
-}
-
-function dropObject(idx) {
-  if (idx < 36) return;
-  heap[idx] = heap_next;
-  heap_next = idx;
-}
-
-function takeObject(idx) {
-  const ret = getObject(idx);
-  dropObject(idx);
-  return ret;
-}
-/**
- * @param {number} num
- * @returns {any}
- */
-export function worker_initializer(num) {
-  var ret = wasm.worker_initializer(num);
-  return takeObject(ret);
-}
-
-/**
- */
-export function start_main_thread() {
-  wasm.start_main_thread();
-}
-
-/**
- */
-export function start_worker_thread() {
-  wasm.start_worker_thread();
+    try {
+        const retptr = wasm.__wbindgen_export_1.value - 16;
+        wasm.__wbindgen_export_1.value = retptr;
+        var ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
+        var len0 = WASM_VECTOR_LEN;
+        wasm.optimise(retptr, ptr0, len0, level);
+        var r0 = getInt32Memory0()[retptr / 4 + 0];
+        var r1 = getInt32Memory0()[retptr / 4 + 1];
+        var v1 = getArrayU8FromWasm0(r0, r1).slice();
+        wasm.__wbindgen_free(r0, r1 * 1);
+        return v1;
+    } finally {
+        wasm.__wbindgen_export_1.value += 16;
+    }
 }
 
 async function load(module, imports, maybe_memory) {
-  if (typeof Response === 'function' && module instanceof Response) {
-    memory = imports.wbg.memory = new WebAssembly.Memory({
-      initial: 17,
-      maximum: 16384,
-      shared: true,
-    });
-    if (typeof WebAssembly.instantiateStreaming === 'function') {
-      try {
-        return await WebAssembly.instantiateStreaming(module, imports);
-      } catch (e) {
-        if (module.headers.get('Content-Type') != 'application/wasm') {
-          console.warn(
-            '`WebAssembly.instantiateStreaming` failed because your server does not serve wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n',
-            e,
-          );
-        } else {
-          throw e;
+    if (typeof Response === 'function' && module instanceof Response) {
+        memory = imports.wbg.memory = new WebAssembly.Memory({initial:17,maximum:16384,shared:true});
+        if (typeof WebAssembly.instantiateStreaming === 'function') {
+            try {
+                return await WebAssembly.instantiateStreaming(module, imports);
+
+            } catch (e) {
+                if (module.headers.get('Content-Type') != 'application/wasm') {
+                    console.warn("`WebAssembly.instantiateStreaming` failed because your server does not serve wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n", e);
+
+                } else {
+                    throw e;
+                }
+            }
         }
-      }
-    }
 
-    const bytes = await module.arrayBuffer();
-    return await WebAssembly.instantiate(bytes, imports);
-  } else {
-    memory = imports.wbg.memory = maybe_memory;
-    const instance = await WebAssembly.instantiate(module, imports);
+        const bytes = await module.arrayBuffer();
+        return await WebAssembly.instantiate(bytes, imports);
 
-    if (instance instanceof WebAssembly.Instance) {
-      return { instance, module };
     } else {
-      return instance;
+        memory = imports.wbg.memory = maybe_memory;
+        const instance = await WebAssembly.instantiate(module, imports);
+
+        if (instance instanceof WebAssembly.Instance) {
+            return { instance, module };
+
+        } else {
+            return instance;
+        }
     }
-  }
 }
 
 async function init(input, maybe_memory) {
-  if (typeof input === 'undefined') {
-    input = import.meta.url.replace(/\.js$/, '_bg.wasm');
-  }
-  const imports = {};
-  imports.wbg = {};
-  imports.wbg.__wbindgen_module = function () {
-    var ret = init.__wbindgen_wasm_module;
-    return addHeapObject(ret);
-  };
-  imports.wbg.__wbindgen_memory = function () {
-    var ret = wasm.__wbindgen_export_0;
-    return addHeapObject(ret);
-  };
-  imports.wbg.__wbg_of_6510501edc06d65e = function (arg0, arg1) {
-    var ret = Array.of(takeObject(arg0), takeObject(arg1));
-    return addHeapObject(ret);
-  };
-  imports.wbg.__wbindgen_throw = function (arg0, arg1) {
-    throw new Error(getStringFromWasm0(arg0, arg1));
-  };
+    if (typeof input === 'undefined') {
+        
+    }
+    const imports = {};
+    imports.wbg = {};
+    imports.wbg.__wbindgen_module = function() {
+        var ret = init.__wbindgen_wasm_module;
+        return addHeapObject(ret);
+    };
+    imports.wbg.__wbindgen_memory = function() {
+        var ret = wasm.__wbindgen_export_0;
+        return addHeapObject(ret);
+    };
+    imports.wbg.__wbg_of_6510501edc06d65e = function(arg0, arg1) {
+        var ret = Array.of(takeObject(arg0), takeObject(arg1));
+        return addHeapObject(ret);
+    };
+    imports.wbg.__wbindgen_throw = function(arg0, arg1) {
+        throw new Error(getStringFromWasm0(arg0, arg1));
+    };
 
-  if (
-    typeof input === 'string' ||
-    (typeof Request === 'function' && input instanceof Request) ||
-    (typeof URL === 'function' && input instanceof URL)
-  ) {
-    input = fetch(input);
-  }
+    if (typeof input === 'string' || (typeof Request === 'function' && input instanceof Request) || (typeof URL === 'function' && input instanceof URL)) {
+        input = fetch(input);
+    }
 
-  const { instance, module } = await load(await input, imports, maybe_memory);
+    const { instance, module } = await load(await input, imports, maybe_memory);
 
-  wasm = instance.exports;
-  init.__wbindgen_wasm_module = module;
-  wasm.__wbindgen_start();
-  return wasm;
+    wasm = instance.exports;
+    init.__wbindgen_wasm_module = module;
+    wasm.__wbindgen_start();
+    return wasm;
 }
 
 export default init;
+

codecs/oxipng/pkg-parallel/squoosh_oxipng_bg.wasm.d.ts

@@ -1,11 +1,11 @@
 /* tslint:disable */
 /* eslint-disable */
-export function optimise(a: number, b: number, c: number, d: number): void;
 export function malloc(a: number): number;
 export function free(a: number): void;
 export function worker_initializer(a: number): number;
 export function start_main_thread(): void;
 export function start_worker_thread(): void;
+export function optimise(a: number, b: number, c: number, d: number): void;
 export const __wbindgen_export_0: WebAssembly.Memory;
 export function __wbindgen_malloc(a: number): number;
 export function __wbindgen_free(a: number, b: number): void;

codecs/oxipng/pkg/squoosh_oxipng.d.ts

@@ -1,36 +1,8 @@
 /* tslint:disable */
 /* eslint-disable */
 /**
- * @param {Uint8Array} data
- * @param {number} level
- * @returns {Uint8Array}
- */
+* @param {Uint8Array} data
+* @param {number} level
+* @returns {Uint8Array}
+*/
 export function optimise(data: Uint8Array, level: number): Uint8Array;
-
-export type InitInput =
-  | RequestInfo
-  | URL
-  | Response
-  | BufferSource
-  | WebAssembly.Module;
-
-export interface InitOutput {
-  readonly memory: WebAssembly.Memory;
-  readonly optimise: (a: number, b: number, c: number, d: number) => void;
-  readonly malloc: (a: number) => number;
-  readonly free: (a: number) => void;
-  readonly __wbindgen_malloc: (a: number) => number;
-  readonly __wbindgen_free: (a: number, b: number) => void;
-}
-
-/**
- * If `module_or_path` is {RequestInfo} or {URL}, makes a request and
- * for everything else, calls `WebAssembly.instantiate` directly.
- *
- * @param {InitInput | Promise<InitInput>} module_or_path
- *
- * @returns {Promise<InitOutput>}
- */
-export default function init(
-  module_or_path?: InitInput | Promise<InitInput>,
-): Promise<InitOutput>;

codecs/oxipng/pkg/squoosh_oxipng.js

@@ -1,126 +1,2 @@
-let wasm;
-
-let cachedTextDecoder = new TextDecoder('utf-8', {
-  ignoreBOM: true,
-  fatal: true,
-});
-
-cachedTextDecoder.decode();
-
-let cachegetUint8Memory0 = null;
-function getUint8Memory0() {
-  if (
-    cachegetUint8Memory0 === null ||
-    cachegetUint8Memory0.buffer !== wasm.memory.buffer
-  ) {
-    cachegetUint8Memory0 = new Uint8Array(wasm.memory.buffer);
-  }
-  return cachegetUint8Memory0;
-}
-
-function getStringFromWasm0(ptr, len) {
-  return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
-}
-
-let WASM_VECTOR_LEN = 0;
-
-function passArray8ToWasm0(arg, malloc) {
-  const ptr = malloc(arg.length * 1);
-  getUint8Memory0().set(arg, ptr / 1);
-  WASM_VECTOR_LEN = arg.length;
-  return ptr;
-}
-
-let cachegetInt32Memory0 = null;
-function getInt32Memory0() {
-  if (
-    cachegetInt32Memory0 === null ||
-    cachegetInt32Memory0.buffer !== wasm.memory.buffer
-  ) {
-    cachegetInt32Memory0 = new Int32Array(wasm.memory.buffer);
-  }
-  return cachegetInt32Memory0;
-}
-
-function getArrayU8FromWasm0(ptr, len) {
-  return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len);
-}
-/**
- * @param {Uint8Array} data
- * @param {number} level
- * @returns {Uint8Array}
- */
-export function optimise(data, level) {
-  try {
-    const retptr = wasm.__wbindgen_export_0.value - 16;
-    wasm.__wbindgen_export_0.value = retptr;
-    var ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
-    var len0 = WASM_VECTOR_LEN;
-    wasm.optimise(retptr, ptr0, len0, level);
-    var r0 = getInt32Memory0()[retptr / 4 + 0];
-    var r1 = getInt32Memory0()[retptr / 4 + 1];
-    var v1 = getArrayU8FromWasm0(r0, r1).slice();
-    wasm.__wbindgen_free(r0, r1 * 1);
-    return v1;
-  } finally {
-    wasm.__wbindgen_export_0.value += 16;
-  }
-}
-
-async function load(module, imports) {
-  if (typeof Response === 'function' && module instanceof Response) {
-    if (typeof WebAssembly.instantiateStreaming === 'function') {
-      try {
-        return await WebAssembly.instantiateStreaming(module, imports);
-      } catch (e) {
-        if (module.headers.get('Content-Type') != 'application/wasm') {
-          console.warn(
-            '`WebAssembly.instantiateStreaming` failed because your server does not serve wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n',
-            e,
-          );
-        } else {
-          throw e;
-        }
-      }
-    }
-
-    const bytes = await module.arrayBuffer();
-    return await WebAssembly.instantiate(bytes, imports);
-  } else {
-    const instance = await WebAssembly.instantiate(module, imports);
-
-    if (instance instanceof WebAssembly.Instance) {
-      return { instance, module };
-    } else {
-      return instance;
-    }
-  }
-}
-
-async function init(input) {
-  if (typeof input === 'undefined') {
-    input = import.meta.url.replace(/\.js$/, '_bg.wasm');
-  }
-  const imports = {};
-  imports.wbg = {};
-  imports.wbg.__wbindgen_throw = function (arg0, arg1) {
-    throw new Error(getStringFromWasm0(arg0, arg1));
-  };
-
-  if (
-    typeof input === 'string' ||
-    (typeof Request === 'function' && input instanceof Request) ||
-    (typeof URL === 'function' && input instanceof URL)
-  ) {
-    input = fetch(input);
-  }
-
-  const { instance, module } = await load(await input, imports);
-
-  wasm = instance.exports;
-  init.__wbindgen_wasm_module = module;
-
-  return wasm;
-}
-
-export default init;
+import * as wasm from "./squoosh_oxipng_bg.wasm";
+export * from "./squoosh_oxipng_bg.js";

codecs/oxipng/pkg/squoosh_oxipng_bg.js

@@ -0,0 +1,66 @@
+import * as wasm from './squoosh_oxipng_bg.wasm';
+
+const lTextDecoder = typeof TextDecoder === 'undefined' ? (0, module.require)('util').TextDecoder : TextDecoder;
+
+let cachedTextDecoder = new lTextDecoder('utf-8', { ignoreBOM: true, fatal: true });
+
+cachedTextDecoder.decode();
+
+let cachegetUint8Memory0 = null;
+function getUint8Memory0() {
+    if (cachegetUint8Memory0 === null || cachegetUint8Memory0.buffer !== wasm.memory.buffer) {
+        cachegetUint8Memory0 = new Uint8Array(wasm.memory.buffer);
+    }
+    return cachegetUint8Memory0;
+}
+
+function getStringFromWasm0(ptr, len) {
+    return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
+}
+
+let WASM_VECTOR_LEN = 0;
+
+function passArray8ToWasm0(arg, malloc) {
+    const ptr = malloc(arg.length * 1);
+    getUint8Memory0().set(arg, ptr / 1);
+    WASM_VECTOR_LEN = arg.length;
+    return ptr;
+}
+
+let cachegetInt32Memory0 = null;
+function getInt32Memory0() {
+    if (cachegetInt32Memory0 === null || cachegetInt32Memory0.buffer !== wasm.memory.buffer) {
+        cachegetInt32Memory0 = new Int32Array(wasm.memory.buffer);
+    }
+    return cachegetInt32Memory0;
+}
+
+function getArrayU8FromWasm0(ptr, len) {
+    return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len);
+}
+/**
+* @param {Uint8Array} data
+* @param {number} level
+* @returns {Uint8Array}
+*/
+export function optimise(data, level) {
+    try {
+        const retptr = wasm.__wbindgen_export_0.value - 16;
+        wasm.__wbindgen_export_0.value = retptr;
+        var ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
+        var len0 = WASM_VECTOR_LEN;
+        wasm.optimise(retptr, ptr0, len0, level);
+        var r0 = getInt32Memory0()[retptr / 4 + 0];
+        var r1 = getInt32Memory0()[retptr / 4 + 1];
+        var v1 = getArrayU8FromWasm0(r0, r1).slice();
+        wasm.__wbindgen_free(r0, r1 * 1);
+        return v1;
+    } finally {
+        wasm.__wbindgen_export_0.value += 16;
+    }
+}
+
+export const __wbindgen_throw = function(arg0, arg1) {
+    throw new Error(getStringFromWasm0(arg0, arg1));
+};
+

codecs/oxipng/spawn.ts

@@ -0,0 +1,65 @@
+import initOxiPNG, {
+  worker_initializer,
+  start_main_thread,
+  optimise,
+} from './pkg-parallel';
+// @ts-ignore
+import wasmUrl from './pkg-parallel/squoosh_oxipng_bg.wasm';
+import { WorkerInit } from './worker';
+
+function initWorker(worker: Worker, workerInit: WorkerInit) {
+  return new Promise((resolve) => {
+    worker.postMessage(workerInit);
+    worker.addEventListener('message', () => resolve(), { once: true });
+  });
+}
+
+async function startMainThread() {
+  const num = navigator.hardwareConcurrency;
+
+  // First, let browser fetch and spawn Workers for our pool in the background.
+  // This is fairly expensive, so we want to start it as early as possible.
+  const workers = Array.from({ length: num }, () => new Promise<Worker>((resolve) => {
+    const w = new Worker('./worker', { type: 'module' });
+    w.addEventListener('message', () => resolve(w), { once: true });
+  }));
+
+  // Meanwhile, asynchronously compile, instantiate and initialise Wasm on our main thread.
+  await initOxiPNG(fetch(wasmUrl), undefined as any);
+
+  // Get module+memory from the Wasm instance.
+  //
+  // Ideally we wouldn't go via Wasm bindings here, since both are just JS variables, but memory is
+  // currently not exposed on the Wasm instance correctly by wasm-bindgen.
+  const workerInit: WorkerInit = worker_initializer(num);
+
+  // Once done, we want to send module+memory to each Worker so that they instantiate Wasm too.
+  // While doing so, we need to wait for Workers to acknowledge that they have received our message.
+  // Ideally this shouldn't be necessary, but Chromium currently doesn't conform to the spec:
+  // https://bugs.chromium.org/p/chromium/issues/detail?id=1075645
+  //
+  // If we didn't do this ping-pong game, the `start_main_thread` below would block the current
+  // thread on an atomic before even *sending* the `postMessage` containing memory,
+  // so Workers would never be able to unblock us back.
+
+  // TODO: remove this line.
+  // It waits for all workers to be created just to repro a possible V8 bug.
+  const resolvedWorkers = await Promise.all(workers);
+
+  await Promise.all(resolvedWorkers.map(worker => initWorker(worker, workerInit)));
+
+  // Finally, instantiate rayon pool - this will use shared Wasm memory to send tasks to the
+  // Workers and then block until they're all ready.
+  start_main_thread();
+
+  return {
+    optimise,
+    freeWorkers: () => {
+      for (const worker of resolvedWorkers) {
+        worker.terminate();
+      }
+    },
+  };
+}
+
+export default () => startMainThread();

codecs/oxipng/worker.ts

@@ -1,9 +1,13 @@
-import initOxiPNG, {
-  start_worker_thread,
-} from 'codecs/oxipng/pkg-parallel/squoosh_oxipng';
+/// <reference lib="webworker" />
+
+import initOxiPNG, { start_worker_thread } from './pkg-parallel';
 
 export type WorkerInit = [WebAssembly.Module, WebAssembly.Memory];
 
+// TODO: remove this line.
+// It allows main thread to wait for a Worker to be created just to repro a possible V8 bug.
+postMessage(null);
+
 addEventListener(
   'message',
   async (event) => {
@@ -15,7 +19,6 @@ addEventListener(
     // Note that we don't need to wait for Wasm instantiation here - it's
     // better to start main thread as early as possible, and then it blocks
     // on a shared atomic anyway until Worker is fully ready.
-    // @ts-ignore
     postMessage(null);
 
     await initOxiPNG(...(event.data as WorkerInit));

codecs/resize/pkg/squoosh_resize.d.ts

@@ -1,60 +1,14 @@
 /* tslint:disable */
 /* eslint-disable */
 /**
- * @param {Uint8Array} input_image
- * @param {number} input_width
- * @param {number} input_height
- * @param {number} output_width
- * @param {number} output_height
- * @param {number} typ_idx
- * @param {boolean} premultiply
- * @param {boolean} color_space_conversion
- * @returns {Uint8Array}
- */
-export function resize(
-  input_image: Uint8Array,
-  input_width: number,
-  input_height: number,
-  output_width: number,
-  output_height: number,
-  typ_idx: number,
-  premultiply: boolean,
-  color_space_conversion: boolean,
-): Uint8Array;
-
-export type InitInput =
-  | RequestInfo
-  | URL
-  | Response
-  | BufferSource
-  | WebAssembly.Module;
-
-export interface InitOutput {
-  readonly memory: WebAssembly.Memory;
-  readonly resize: (
-    a: number,
-    b: number,
-    c: number,
-    d: number,
-    e: number,
-    f: number,
-    g: number,
-    h: number,
-    i: number,
-    j: number,
-  ) => void;
-  readonly __wbindgen_malloc: (a: number) => number;
-  readonly __wbindgen_free: (a: number, b: number) => void;
-}
-
-/**
- * If `module_or_path` is {RequestInfo} or {URL}, makes a request and
- * for everything else, calls `WebAssembly.instantiate` directly.
- *
- * @param {InitInput | Promise<InitInput>} module_or_path
- *
- * @returns {Promise<InitOutput>}
- */
-export default function init(
-  module_or_path?: InitInput | Promise<InitInput>,
-): Promise<InitOutput>;
+* @param {Uint8Array} input_image
+* @param {number} input_width
+* @param {number} input_height
+* @param {number} output_width
+* @param {number} output_height
+* @param {number} typ_idx
+* @param {boolean} premultiply
+* @param {boolean} color_space_conversion
+* @returns {Uint8Array}
+*/
+export function resize(input_image: Uint8Array, input_width: number, input_height: number, output_width: number, output_height: number, typ_idx: number, premultiply: boolean, color_space_conversion: boolean): Uint8Array;

codecs/resize/pkg/squoosh_resize.js

@@ -1,131 +1,2 @@
-let wasm;
-
-let cachegetUint8Memory0 = null;
-function getUint8Memory0() {
-  if (
-    cachegetUint8Memory0 === null ||
-    cachegetUint8Memory0.buffer !== wasm.memory.buffer
-  ) {
-    cachegetUint8Memory0 = new Uint8Array(wasm.memory.buffer);
-  }
-  return cachegetUint8Memory0;
-}
-
-let WASM_VECTOR_LEN = 0;
-
-function passArray8ToWasm0(arg, malloc) {
-  const ptr = malloc(arg.length * 1);
-  getUint8Memory0().set(arg, ptr / 1);
-  WASM_VECTOR_LEN = arg.length;
-  return ptr;
-}
-
-let cachegetInt32Memory0 = null;
-function getInt32Memory0() {
-  if (
-    cachegetInt32Memory0 === null ||
-    cachegetInt32Memory0.buffer !== wasm.memory.buffer
-  ) {
-    cachegetInt32Memory0 = new Int32Array(wasm.memory.buffer);
-  }
-  return cachegetInt32Memory0;
-}
-
-function getArrayU8FromWasm0(ptr, len) {
-  return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len);
-}
-/**
- * @param {Uint8Array} input_image
- * @param {number} input_width
- * @param {number} input_height
- * @param {number} output_width
- * @param {number} output_height
- * @param {number} typ_idx
- * @param {boolean} premultiply
- * @param {boolean} color_space_conversion
- * @returns {Uint8Array}
- */
-export function resize(
-  input_image,
-  input_width,
-  input_height,
-  output_width,
-  output_height,
-  typ_idx,
-  premultiply,
-  color_space_conversion,
-) {
-  var ptr0 = passArray8ToWasm0(input_image, wasm.__wbindgen_malloc);
-  var len0 = WASM_VECTOR_LEN;
-  wasm.resize(
-    8,
-    ptr0,
-    len0,
-    input_width,
-    input_height,
-    output_width,
-    output_height,
-    typ_idx,
-    premultiply,
-    color_space_conversion,
-  );
-  var r0 = getInt32Memory0()[8 / 4 + 0];
-  var r1 = getInt32Memory0()[8 / 4 + 1];
-  var v1 = getArrayU8FromWasm0(r0, r1).slice();
-  wasm.__wbindgen_free(r0, r1 * 1);
-  return v1;
-}
-
-async function load(module, imports) {
-  if (typeof Response === 'function' && module instanceof Response) {
-    if (typeof WebAssembly.instantiateStreaming === 'function') {
-      try {
-        return await WebAssembly.instantiateStreaming(module, imports);
-      } catch (e) {
-        if (module.headers.get('Content-Type') != 'application/wasm') {
-          console.warn(
-            '`WebAssembly.instantiateStreaming` failed because your server does not serve wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n',
-            e,
-          );
-        } else {
-          throw e;
-        }
-      }
-    }
-
-    const bytes = await module.arrayBuffer();
-    return await WebAssembly.instantiate(bytes, imports);
-  } else {
-    const instance = await WebAssembly.instantiate(module, imports);
-
-    if (instance instanceof WebAssembly.Instance) {
-      return { instance, module };
-    } else {
-      return instance;
-    }
-  }
-}
-
-async function init(input) {
-  if (typeof input === 'undefined') {
-    input = import.meta.url.replace(/\.js$/, '_bg.wasm');
-  }
-  const imports = {};
-
-  if (
-    typeof input === 'string' ||
-    (typeof Request === 'function' && input instanceof Request) ||
-    (typeof URL === 'function' && input instanceof URL)
-  ) {
-    input = fetch(input);
-  }
-
-  const { instance, module } = await load(await input, imports);
-
-  wasm = instance.exports;
-  init.__wbindgen_wasm_module = module;
-
-  return wasm;
-}
-
-export default init;
+import * as wasm from "./squoosh_resize_bg.wasm";
+export * from "./squoosh_resize_bg.js";

codecs/resize/pkg/squoosh_resize_bg.js

@@ -0,0 +1,52 @@
+import * as wasm from './squoosh_resize_bg.wasm';
+
+let cachegetUint8Memory0 = null;
+function getUint8Memory0() {
+    if (cachegetUint8Memory0 === null || cachegetUint8Memory0.buffer !== wasm.memory.buffer) {
+        cachegetUint8Memory0 = new Uint8Array(wasm.memory.buffer);
+    }
+    return cachegetUint8Memory0;
+}
+
+let WASM_VECTOR_LEN = 0;
+
+function passArray8ToWasm0(arg, malloc) {
+    const ptr = malloc(arg.length * 1);
+    getUint8Memory0().set(arg, ptr / 1);
+    WASM_VECTOR_LEN = arg.length;
+    return ptr;
+}
+
+let cachegetInt32Memory0 = null;
+function getInt32Memory0() {
+    if (cachegetInt32Memory0 === null || cachegetInt32Memory0.buffer !== wasm.memory.buffer) {
+        cachegetInt32Memory0 = new Int32Array(wasm.memory.buffer);
+    }
+    return cachegetInt32Memory0;
+}
+
+function getArrayU8FromWasm0(ptr, len) {
+    return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len);
+}
+/**
+* @param {Uint8Array} input_image
+* @param {number} input_width
+* @param {number} input_height
+* @param {number} output_width
+* @param {number} output_height
+* @param {number} typ_idx
+* @param {boolean} premultiply
+* @param {boolean} color_space_conversion
+* @returns {Uint8Array}
+*/
+export function resize(input_image, input_width, input_height, output_width, output_height, typ_idx, premultiply, color_space_conversion) {
+    var ptr0 = passArray8ToWasm0(input_image, wasm.__wbindgen_malloc);
+    var len0 = WASM_VECTOR_LEN;
+    wasm.resize(8, ptr0, len0, input_width, input_height, output_width, output_height, typ_idx, premultiply, color_space_conversion);
+    var r0 = getInt32Memory0()[8 / 4 + 0];
+    var r1 = getInt32Memory0()[8 / 4 + 1];
+    var v1 = getArrayU8FromWasm0(r0, r1).slice();
+    wasm.__wbindgen_free(r0, r1 * 1);
+    return v1;
+}
+

codecs/rust.Dockerfile

@@ -1,13 +1,13 @@
-ARG RUST_IMG=rust:1.47
+ARG RUST_IMG=rust:1.44-stretch
 
-FROM emscripten/emsdk:2.0.8 AS wasm-tools
+FROM emscripten/emsdk:1.39.19 AS wasm-tools
 WORKDIR /opt/wasm-tools
 RUN wget -qO- https://github.com/rustwasm/wasm-pack/releases/download/v0.9.1/wasm-pack-v0.9.1-x86_64-unknown-linux-musl.tar.gz | tar -xzf - --strip 1
 
 FROM $RUST_IMG AS rust
 ARG RUST_IMG
 RUN rustup target add wasm32-unknown-unknown
-RUN if [[ $RUST_IMG = rustlang/rust:* ]] ; then rustup component add rust-src ; fi
+RUN if [ "$RUST_IMG" = "rustlang/rust:nightly" ] ; then rustup component add rust-src ; fi
 COPY --from=wasm-tools /emsdk/upstream/bin/wasm-opt /emsdk/upstream/bin/clang /usr/local/bin/
 COPY --from=wasm-tools /emsdk/upstream/lib/ /usr/local/lib/
 COPY --from=wasm-tools /emsdk/upstream/emscripten/system/include/libc/ /wasm32/include/
@@ -16,4 +16,4 @@ COPY --from=wasm-tools /opt/wasm-tools/wasm-pack /usr/local/cargo/bin/
 
 ENV CPATH="/wasm32/include"
 WORKDIR /src
-CMD ["sh", "-c", "rm -rf pkg && wasm-pack build --target web -- --verbose --locked && rm pkg/.gitignore"]
+CMD ["sh", "-c", "rm -rf pkg && wasm-pack build -- --verbose --locked && rm pkg/.gitignore"]

codecs/webp/Makefile

@@ -1,4 +1,4 @@
-CODEC_URL := https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.1.0.tar.gz
+CODEC_URL := https://storage.googleapis.com/downloads.webmproject.org/releases/webp/libwebp-1.0.2.tar.gz
 CODEC_DIR = node_modules/libwebp
 CODEC_OUT_RELATIVE = src/.libs/libwebp.a
 CODEC_OUT := $(addprefix $(CODEC_DIR)/, $(CODEC_OUT_RELATIVE))
@@ -18,9 +18,7 @@ all: $(OUT_JS)
 		--closure 1 \
 		-s ALLOW_MEMORY_GROWTH=1 \
 		-s MODULARIZE=1 \
-		-s TEXTDECODER=2 \
-		-s ENVIRONMENT='worker' \
-		-s EXPORT_ES6=1 \
+		-s 'EXPORT_NAME="$(basename $(@F))"' \
 		-o $@ \
 		$+
 

codecs/webp/dec/example.html

@@ -1,20 +1,22 @@
 <!doctype html>
 <script src='webp_dec.js'></script>
 <script>
+  const Module = webp_dec();
+
   async function loadFile(src) {
     const resp = await fetch(src);
     return await resp.arrayBuffer();
   }
 
-  webp_dec().then(async module => {
-    console.log('Version:', module.version().toString(16));
+  Module.onRuntimeInitialized = async _ => {
+    console.log('Version:', Module.version().toString(16));
     const image = await loadFile('../../example.webp');
-    const imageData = module.decode(image);
+    const imageData = Module.decode(image);
     const canvas = document.createElement('canvas');
-    canvas.width = imageData.width;
-    canvas.height = imageData.height;
+    canvas.width = result.width;
+    canvas.height = result.height;
     document.body.appendChild(canvas);
     const ctx = canvas.getContext('2d');
     ctx.putImageData(imageData, 0, 0);
-  });
+  };
 </script>

codecs/webp/dec/webp_dec.d.ts

@@ -1,7 +1,5 @@
-export interface WebPModule extends EmscriptenWasm.Module {
+interface WebPModule extends EmscriptenWasm.Module {
   decode(data: BufferSource): ImageData | null;
 }
 
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<WebPModule>;
-
-export default moduleFactory;
+export default function(opts: EmscriptenWasm.ModuleOpts): Promise<WebPModule>;

codecs/webp/enc/example.html

@@ -1,6 +1,8 @@
 <!doctype html>
 <script src='webp_enc.js'></script>
 <script>
+  const module = webp_enc();
+
   async function loadImage(src) {
     // Load image
     const img = document.createElement('img');
@@ -15,7 +17,7 @@
     return ctx.getImageData(0, 0, img.width, img.height);
   }
 
-  webp_enc().then(async module => {
+  module.onRuntimeInitialized = async _ => {
     console.log('Version:', module.version().toString(16));
     const image = await loadImage('../../example.png');
     const result = module.encode(image.data, image.width, image.height, {
@@ -54,5 +56,5 @@
     const img = document.createElement('img');
     img.src = blobURL;
     document.body.appendChild(img);
-  });
+  };
 </script>

codecs/webp/enc/webp_enc.d.ts

@@ -1,42 +1,7 @@
-export interface EncodeOptions {
-  quality: number;
-  target_size: number;
-  target_PSNR: number;
-  method: number;
-  sns_strength: number;
-  filter_strength: number;
-  filter_sharpness: number;
-  filter_type: number;
-  partitions: number;
-  segments: number;
-  pass: number;
-  show_compressed: number;
-  preprocessing: number;
-  autofilter: number;
-  partition_limit: number;
-  alpha_compression: number;
-  alpha_filtering: number;
-  alpha_quality: number;
-  lossless: number;
-  exact: number;
-  image_hint: number;
-  emulate_jpeg_size: number;
-  thread_level: number;
-  low_memory: number;
-  near_lossless: number;
-  use_delta_palette: number;
-  use_sharp_yuv: number;
+import { EncodeOptions } from '../../../src/codecs/webp/encoder-meta';
+
+interface WebPModule extends EmscriptenWasm.Module {
+  encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array | null;
 }
 
-export interface WebPModule extends EmscriptenWasm.Module {
-  encode(
-    data: BufferSource,
-    width: number,
-    height: number,
-    options: EncodeOptions,
-  ): Uint8Array | null;
-}
-
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<WebPModule>;
-
-export default moduleFactory;
+export default function(opts: EmscriptenWasm.ModuleOpts): Promise<WebPModule>;

codecs/wp2/Makefile

@@ -1,50 +0,0 @@
-CODEC_URL = https://chromium.googlesource.com/codecs/libwebp2/+archive/c90b5b476004c9a98731ae1c175cebab5de50fbf.tar.gz
-CODEC_DIR = node_modules/wp2
-CODEC_BUILD_DIR := $(CODEC_DIR)/.build
-CODEC_OUT := $(CODEC_BUILD_DIR)/libwebp2.a
-
-OUT_JS = enc/wp2_enc.js dec/wp2_dec.js
-OUT_WASM = $(OUT_JS:.js=.wasm)
-
-.PHONY: all clean
-
-all: $(OUT_JS)
-
-%.js: %.cpp $(CODEC_OUT)
-	$(CXX) \
-		-I $(CODEC_DIR) \
-		${CXXFLAGS} \
-		${LDFLAGS} \
-		--bind \
-		--closure 1 \
-		-s ALLOW_MEMORY_GROWTH=1 \
-		-s MODULARIZE=1 \
-		-s TEXTDECODER=2 \
-		-s ENVIRONMENT='worker' \
-		-s EXPORT_ES6=1 \
-		-s EXPORT_NAME="$(basename $(@F))" \
-		-o $@ \
-		$+
-
-$(CODEC_OUT): $(CODEC_BUILD_DIR)/Makefile
-	cd $(CODEC_BUILD_DIR) && \
-	$(MAKE)
-
-$(CODEC_BUILD_DIR)/Makefile: $(CODEC_DIR)/CMakeLists.txt
-	mkdir -p $(CODEC_BUILD_DIR)
-	cd $(CODEC_BUILD_DIR) && \
-	emcmake cmake \
-		-DWP2_ENABLE_SIMD=0 \
-		-DWP2_BUILD_TESTS=0 \
-		-DWP2_ENABLE_TESTS=0 \
-		-DWP2_BUILD_EXAMPLES=0 \
-		-DWP2_BUILD_EXTRAS=0 \
-		../
-
-$(CODEC_DIR)/CMakeLists.txt:
-	mkdir -p $(CODEC_DIR)
-	curl -sL $(CODEC_URL) | tar xz -C $(CODEC_DIR)
-
-clean:
-	$(RM) $(OUT_JS) $(OUT_WASM)
-	$(MAKE) -C $(CODEC_BUILD_DIR) clean

codecs/wp2/dec/README.md

@@ -1,17 +0,0 @@
-# WebP2 decoder
-
-- Source: <https://chromium.googlesource.com/codecs/libwebp2>
-
-## Dependencies
-
-- Docker
-
-## Example
-
-N/A
-
-## API
-
-### `ImageData decode(uint8_t* image_buffer, int image_width, int image_height)`
-
-Decodes the given WebP2 buffer into raw RGBA represented as an `ImageData`.

codecs/wp2/dec/wp2_dec.cpp

@@ -1,24 +0,0 @@
-#include <emscripten/bind.h>
-#include <emscripten/val.h>
-#include <cstdio>
-#include "src/wp2/decode.h"
-
-using namespace emscripten;
-
-thread_local const val Uint8ClampedArray = val::global("Uint8ClampedArray");
-thread_local const val ImageData = val::global("ImageData");
-
-val decode(std::string image_in) {
-  WP2::ArgbBuffer buffer(WP2_rgbA_32);
-  WP2Status status = WP2::Decode(image_in, &buffer);
-  if (status != WP2_STATUS_OK) {
-    return val::null();
-  }
-  return ImageData.new_(
-      Uint8ClampedArray.new_(typed_memory_view(buffer.stride * buffer.height, buffer.GetRow8(0))),
-      buffer.width, buffer.height);
-}
-
-EMSCRIPTEN_BINDINGS(my_module) {
-  function("decode", &decode);
-}

codecs/wp2/dec/wp2_dec.d.ts

@@ -1,7 +0,0 @@
-export interface WP2Module extends EmscriptenWasm.Module {
-  decode(data: BufferSource): ImageData | null;
-}
-
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<WP2Module>;
-
-export default moduleFactory;

codecs/wp2/enc/README.md

@@ -1,17 +0,0 @@
-# WebP2 encoder
-
-- Source: <https://chromium.googlesource.com/codecs/libwebp2>
-
-## Dependencies
-
-- Docker
-
-## Example
-
-N/A
-
-## API
-
-### `UInt8Array encode(uint8_t* image_buffer, int image_width, int image_height, WP2::EncoderConfig config)`
-
-Encodes the given image with given dimension to WebP2.

codecs/wp2/enc/wp2_enc.cpp

@@ -1,38 +0,0 @@
-#include <emscripten/bind.h>
-#include <emscripten/val.h>
-#include <cstdio>
-#include "src/wp2/encode.h"
-
-using namespace emscripten;
-
-thread_local const val Uint8Array = val::global("Uint8Array");
-
-val encode(std::string image_in, int image_width, int image_height, WP2::EncoderConfig config) {
-  uint8_t* image_buffer = (uint8_t*)image_in.c_str();
-  WP2::ArgbBuffer src = WP2::ArgbBuffer();
-  WP2Status status =
-      src.Import(WP2_rgbA_32,  // Format. WP2_RGBA_32 is the same but NOT premultiplied alpha
-                 image_width, image_height, image_buffer, 4 * image_width);
-  if (status != WP2_STATUS_OK) {
-    return val::null();
-  }
-
-  WP2::MemoryWriter memory_writer;
-  status = WP2::Encode(src, &memory_writer, config);
-  if (status != WP2_STATUS_OK) {
-    return val::null();
-  }
-
-  return Uint8Array.new_(typed_memory_view(memory_writer.size_, memory_writer.mem_));
-}
-
-EMSCRIPTEN_BINDINGS(my_module) {
-  value_object<WP2::EncoderConfig>("WP2EncoderConfig")
-      .field("quality", &WP2::EncoderConfig::quality)
-      .field("alpha_quality", &WP2::EncoderConfig::alpha_quality)
-      .field("speed", &WP2::EncoderConfig::speed)
-      .field("pass", &WP2::EncoderConfig::pass)
-      .field("sns", &WP2::EncoderConfig::sns);
-
-  function("encode", &encode);
-}

codecs/wp2/enc/wp2_enc.d.ts

@@ -1,20 +0,0 @@
-export interface EncodeOptions {
-  quality: number;
-  alpha_quality: number;
-  speed: number;
-  pass: number;
-  sns: number;
-}
-
-export interface WP2Module extends EmscriptenWasm.Module {
-  encode(
-    data: BufferSource,
-    width: number,
-    height: number,
-    options: EncodeOptions,
-  ): Uint8Array | null;
-}
-
-declare var moduleFactory: EmscriptenWasm.ModuleFactory<WP2Module>;
-
-export default moduleFactory;

codecs/wp2/package.json

@@ -1,6 +0,0 @@
-{
-  "name": "wp2",
-  "scripts": {
-    "build": "../build-cpp.sh"
-  }
-}

config/add-css-types.js

@@ -0,0 +1,76 @@
+const DtsCreator = require('typed-css-modules');
+const chokidar = require('chokidar');
+const util = require('util');
+const sass = require('node-sass');
+const normalizePath = require('normalize-path');
+
+const sassRender = util.promisify(sass.render);
+
+async function sassToCss(path) {
+  const result = await sassRender({ file: path });
+  return result.css;
+}
+
+/**
+ * @typedef {Object} Opts
+ * @property {boolean} watch Watch for changes
+ */
+/**
+ * Create typing files for CSS & SCSS.
+ *
+ * @param {string[]} rootPaths Paths to search within
+ * @param {Opts} [opts={}] Options.
+ */
+function addCssTypes(rootPaths, opts = {}) {
+  return new Promise((resolve) => {
+    const { watch = false } = opts;
+
+    const paths = [];
+    const preReadyPromises = [];
+    let ready = false;
+
+    for (const rootPath of rootPaths) {
+      const rootPathUnix = normalizePath(rootPath);
+      // Look for scss & css in each path.
+      paths.push(rootPathUnix + '/**/*.scss');
+      paths.push(rootPathUnix + '/**/*.css');
+    }
+
+    // For simplicity, the watcher is used even if we're not watching.
+    // If we're not watching, we stop the watcher after the initial files are found.
+    const watcher = chokidar.watch(paths, {
+      // Avoid processing already-processed files.
+      ignored: '*.d.*',
+      // Without this, travis and netlify builds never complete. I'm not sure why, but it might be
+      // related to https://github.com/paulmillr/chokidar/pull/758
+      persistent: watch,
+    });
+
+    function change(path) {
+      const promise = (async function() {
+        const creator = new DtsCreator({ camelCase: true });
+        const result = path.endsWith('.scss') ?
+          await creator.create(path, await sassToCss(path)) :
+          await creator.create(path);
+
+        await result.writeFile();
+      })();
+
+      if (!ready) preReadyPromises.push(promise);
+    }
+
+    watcher.on('change', change);
+    watcher.on('add', change);
+
+    // 'ready' is when events have been fired for file discovery.
+    watcher.on('ready', () => {
+      ready = true;
+      // Wait for the current set of processing to finish.
+      Promise.all(preReadyPromises).then(resolve);
+      // And if we're not watching, close the watcher.
+      if (!watch) watcher.close();
+    });
+  });
+}
+
+module.exports = addCssTypes;

config/asset-template-plugin.js

@@ -0,0 +1,47 @@
+const path = require('path');
+const fs = require('fs');
+const ejs = require('ejs');
+const AssetsPlugin = require('assets-webpack-plugin');
+
+module.exports = class AssetTemplatePlugin extends AssetsPlugin {
+  constructor(options) {
+    options = options || {};
+    if (!options.template) throw Error('AssetTemplatePlugin: template option is required.');
+    super({
+      useCompilerPath: true,
+      filename: options.filename,
+      processOutput: files => this._processOutput(files)
+    });
+    this._template = path.resolve(process.cwd(), options.template);
+    const ignore = options.ignore || /(manifest\.json|\.DS_Store)$/;
+    this._ignore = typeof ignore === 'function' ? ({ test: ignore }) : ignore;
+  }
+
+  _processOutput(files) {
+    const mapping = {
+      all: [],
+      byType: {},
+      entries: {}
+    };
+    for (const entryName in files) {
+      // non-entry-point-derived assets are collected under an empty string key
+      // since that's a bit awkward, we'll call them "assets"
+      const name = entryName === '' ? 'assets' : entryName;
+      const listing = files[entryName];
+      const entry = mapping.entries[name] = {
+        all: [],
+        byType: {}
+      };
+      for (let type in listing) {
+        const list = [].concat(listing[type]).filter(file => !this._ignore.test(file));
+        if (!list.length) continue;
+        mapping.all = mapping.all.concat(list);
+        mapping.byType[type] = (mapping.byType[type] || []).concat(list);
+        entry.all = entry.all.concat(list);
+        entry.byType[type] = (entry.byType[type] || []).concat(list);
+      }
+    }
+    mapping.files = mapping.all;
+    return ejs.render(fs.readFileSync(this._template, 'utf8'), mapping);
+  }
+};

config/async-component-loader.js

@@ -0,0 +1,29 @@
+let loaderUtils = require('loader-utils');
+let componentPath = require.resolve('./async-component');
+
+module.exports = function () { };
+module.exports.pitch = function (remainingRequest) {
+  this.cacheable && this.cacheable();
+  let query = loaderUtils.getOptions(this) || {};
+  let routeName = typeof query.name === 'function' ? query.name(this.resourcePath) : null;
+  let name;
+  if (routeName !== null) {
+    name = routeName;
+  }
+  else if ('name' in query) {
+    name = query.name;
+  }
+  else if ('formatName' in query) {
+    name = query.formatName(this.resourcePath);
+  }
+
+  return `
+    import async from ${JSON.stringify(componentPath)};
+    function load(cb) {
+      require.ensure([], function (require) {
+        cb( require(${loaderUtils.stringifyRequest(this, '!!' + remainingRequest)}) );
+      }${name ? (', ' + JSON.stringify(name)) : ''});
+    }
+    export default async(load);
+  `;
+};

config/async-component.js

@@ -0,0 +1,30 @@
+import { h, Component } from 'preact';
+
+export default function (req) {
+  function Async() {
+    Component.call(this);
+
+    let b, old;
+    this.componentWillMount = () => {
+      b = this.base = this.nextBase || this.__b; // short circuits 1st render
+      req(m => {
+        this.setState({ child: m.default || m });
+      });
+    };
+
+    this.shouldComponentUpdate = (_, nxt) => {
+      nxt = nxt.child === void 0;
+      if (nxt && old === void 0 && !!b) {
+        old = h(b.nodeName, { dangerouslySetInnerHTML: { __html: b.innerHTML } });
+      }
+      else {
+        old = ''; // dump it
+      }
+      return !nxt;
+    };
+
+    this.render = (p, s) => s.child ? h(s.child, p) : old;
+  }
+  (Async.prototype = new Component()).constructor = Async;
+  return Async;
+}

config/auto-sw-plugin.js

@@ -0,0 +1,158 @@
+const util = require('util');
+const minimatch = require('minimatch');
+const SingleEntryPlugin = require('webpack/lib/SingleEntryPlugin');
+const WebWorkerTemplatePlugin = require('webpack/lib/webworker/WebWorkerTemplatePlugin');
+const ParserHelpers = require('webpack/lib/ParserHelpers');
+
+const NAME = 'auto-sw-plugin';
+const JS_TYPES = ['auto', 'esm', 'dynamic'];
+
+/**
+ * Automatically finds and bundles Service Workers by looking for navigator.serviceWorker.register(..).
+ * An Array of webpack assets is injected into the Service Worker bundle as a `BUILD_ASSETS` global.
+ * Hidden and `.map` files are excluded by default, and this can be customized using the include & exclude options.
+ * @example
+ *  // webpack config
+ *  plugins: [
+ *    new AutoSWPlugin({
+ *      exclude: [
+ *        '**\/.*',     // don't expose hidden files (default)
+ *        '**\/*.map',  // don't precache sourcemaps (default)
+ *        'index.html'  // don't cache the page itself
+ *      ]
+ *    })
+ *  ]
+ * @param {Object} [options={}]
+ * @param {string[]} [options.exclude]  Minimatch pattern(s) of which assets to omit from BUILD_ASSETS.
+ * @param {string[]} [options.include]  Minimatch pattern(s) of assets to allow in BUILD_ASSETS.
+ */
+module.exports = class AutoSWPlugin {
+  constructor(options) {
+    this.options = Object.assign({
+      exclude: [
+        '**/*.map',
+        '**/.*'
+      ]
+    }, options || {});
+  }
+
+  apply(compiler) {
+    const serviceWorkers = [];
+
+    compiler.hooks.emit.tapPromise(NAME, compilation => this.emit(compiler, compilation, serviceWorkers));
+
+    compiler.hooks.normalModuleFactory.tap(NAME, (factory) => {
+      for (const type of JS_TYPES) {
+        factory.hooks.parser.for(`javascript/${type}`).tap(NAME, parser => {
+          let counter = 0;
+
+          const processRegisterCall = expr => {
+            const dep = parser.evaluateExpression(expr.arguments[0]);
+
+            if (!dep.isString()) {
+              parser.state.module.warnings.push({
+                message: 'navigator.serviceWorker.register() will only be bundled if passed a String literal.'
+              });
+              return false;
+            }
+
+            const filename = dep.string;
+            const outputFilename = this.options.filename || 'serviceworker.js'
+            const context = parser.state.current.context;
+            serviceWorkers.push({
+              outputFilename,
+              filename,
+              context
+            });
+
+            const id = `__webpack__serviceworker__${++counter}`;
+            ParserHelpers.toConstantDependency(parser, id)(expr.arguments[0]);
+            return ParserHelpers.addParsedVariableToModule(parser, id, '__webpack_public_path__ + ' + JSON.stringify(outputFilename));
+          };
+
+          parser.hooks.call.for('navigator.serviceWorker.register').tap(NAME, processRegisterCall);
+          parser.hooks.call.for('self.navigator.serviceWorker.register').tap(NAME, processRegisterCall);
+          parser.hooks.call.for('window.navigator.serviceWorker.register').tap(NAME, processRegisterCall);
+        });
+      }
+    });
+  }
+
+  createFilter(list) {
+    const filters = [].concat(list);
+    for (let i=0; i<filters.length; i++) {
+      if (typeof filters[i] === 'string') {
+        filters[i] = minimatch.filter(filters[i]);
+      }
+    }
+    return filters;
+  }
+
+  async emit(compiler, compilation, serviceWorkers) {
+    let assetMapping = Object.keys(compilation.assets);
+    if (this.options.include) {
+      const filters = this.createFilter(this.options.include);
+      assetMapping = assetMapping.filter(filename => {
+        for (const filter of filters) {
+          if (filter(filename)) return true;
+        }
+        return false;
+      });
+    }
+    if (this.options.exclude) {
+      const filters = this.createFilter(this.options.exclude);
+      assetMapping = assetMapping.filter(filename => {
+        for (const filter of filters) {
+          if (filter(filename)) return false;
+        }
+        return true;
+      });
+    }
+    await Promise.all(serviceWorkers.map(
+      (serviceWorker, index) => this.compileServiceWorker(compiler, compilation, serviceWorker, index, assetMapping)
+    ));
+  }
+
+  async compileServiceWorker(compiler, compilation, options, index, assetMapping) {
+    const entryFilename = options.filename;
+
+    const chunkFilename = compiler.options.output.chunkFilename.replace(/\.([a-z]+)$/i, '.serviceworker.$1');
+    const workerOptions = {
+      filename: options.outputFilename, // chunkFilename.replace(/\.?\[(?:chunkhash|contenthash|hash)(:\d+(?::\d+)?)?\]/g, ''),
+      chunkFilename: this.options.chunkFilename || chunkFilename,
+      globalObject: 'self'
+    };
+
+    const childCompiler = compilation.createChildCompiler(NAME, { filename: workerOptions.filename });
+    (new WebWorkerTemplatePlugin(workerOptions)).apply(childCompiler);
+
+    /* The duplication DefinePlugin ends up causing is problematic (it doesn't hoist injections), so we'll do it manually. */
+    // (new DefinePlugin({
+    //   BUILD_ASSETS: JSON.stringify(assetMapping)
+    // })).apply(childCompiler);
+    (new SingleEntryPlugin(options.context, entryFilename, workerOptions.filename)).apply(childCompiler);
+
+    const subCache = `subcache ${__dirname} ${entryFilename} ${index}`;
+    let childCompilation;
+    childCompiler.hooks.compilation.tap(NAME, c => {
+      childCompilation = c;
+      if (childCompilation.cache) {
+        if (!childCompilation.cache[subCache]) childCompilation.cache[subCache] = {};
+        childCompilation.cache = childCompilation.cache[subCache];
+      }
+    });
+
+    await (util.promisify(childCompiler.runAsChild.bind(childCompiler)))();
+
+    const versionVar = this.options.version ?
+      `var VERSION = ${JSON.stringify(this.options.version)};` : '';
+    const original = childCompilation.assets[workerOptions.filename].source();
+    const source = `${versionVar}var BUILD_ASSETS=${JSON.stringify(assetMapping)};${original}`;
+    childCompilation.assets[workerOptions.filename] = {
+      source: () => source,
+      size: () => Buffer.byteLength(source, 'utf8')
+    };
+
+    Object.assign(compilation.assets, childCompilation.assets);
+  }
+};

config/watch-timestamps-plugin.js

@@ -0,0 +1,30 @@
+const fs = require('fs');
+
+/** A Webpack plugin to refresh file mtime values from disk before compiling.
+ *  This is used in order to account for SCSS-generated .d.ts files written
+ *  as part of compilation so they trigger only a single recompile per write.
+ *
+ *  All credit for the technique and implementation goes to @reiv. See:
+ *  https://github.com/Jimdo/typings-for-css-modules-loader/issues/48#issuecomment-347036461
+ */
+module.exports = class WatchTimestampsPlugin {
+  constructor(patterns) {
+    this.patterns = patterns;
+  }
+
+  apply(compiler) {
+    compiler.hooks.watchRun.tapAsync('watch-timestamps-plugin', (watch, callback) => {
+      const patterns = this.patterns;
+      const timestamps = watch.fileTimestamps;
+
+      for (const filepath of timestamps) {
+        if (patterns.some(pat => pat instanceof RegExp ? pat.test(filepath) : filepath.indexOf(pat) === 0)) {
+          let time = fs.statSync(filepath).mtime;
+          if (timestamps instanceof Map) timestamps.set(filepath, time);
+          else timestamps[filepath] = time;
+        }
+      }
+      callback();
+    });
+  }
+};

emscripten-wasm.d.ts

@@ -1,11 +1,7 @@
 // These types roughly model the object that the JS files generated by Emscripten define. Copied from https://github.com/DefinitelyTyped/DefinitelyTyped/blob/master/types/emscripten/index.d.ts and turned into a type definition rather than a global to support our way of using Emscripten.
 // TODO(@surma): Upstream this?
 declare namespace EmscriptenWasm {
-  type ModuleFactory<T extends Module = Module> = (
-    moduleOverrides?: ModuleOpts,
-  ) => Promise<T>;
-
-  type EnvironmentType = 'WEB' | 'NODE' | 'SHELL' | 'WORKER';
+  type EnvironmentType = "WEB" | "NODE" | "SHELL" | "WORKER";
 
   // Options object for modularized Emscripten files. Shoe-horned by @surma.
   // FIXME: This an incomplete definition!
@@ -21,9 +17,9 @@ declare namespace EmscriptenWasm {
     printErr(str: string): void;
     arguments: string[];
     environment: EnvironmentType;
-    preInit: { (): void }[];
-    preRun: { (): void }[];
-    postRun: { (): void }[];
+    preInit: { ():  void }[];
+    preRun: { ():  void }[];
+    postRun: { ():  void }[];
     preinitializedWebGLContext: WebGLRenderingContext;
     noInitialRun: boolean;
     noExitRuntime: boolean;
@@ -32,25 +28,17 @@ declare namespace EmscriptenWasm {
     wasmBinary: ArrayBuffer;
 
     destroy(object: object): void;
-    getPreloadedPackage(
-      remotePackageName: string,
-      remotePackageSize: number,
-    ): ArrayBuffer;
+    getPreloadedPackage(remotePackageName: string, remotePackageSize: number): ArrayBuffer;
     instantiateWasm(
-      imports: WebAssembly.Imports,
-      successCallback: (module: WebAssembly.Module) => void,
+        imports: WebAssembly.Imports,
+        successCallback: (module: WebAssembly.Module) => void
     ): WebAssembly.Exports;
     locateFile(url: string): string;
     onCustomMessage(event: MessageEvent): void;
 
     Runtime: any;
 
-    ccall(
-      ident: string,
-      returnType: string | null,
-      argTypes: string[],
-      args: any[],
-    ): any;
+    ccall(ident: string, returnType: string | null, argTypes: string[], args: any[]): any;
     cwrap(ident: string, returnType: string | null, argTypes: string[]): any;
 
     setValue(ptr: number, value: any, type: string, noSafe?: boolean): void;
@@ -63,12 +51,7 @@ declare namespace EmscriptenWasm {
     ALLOC_NONE: number;
 
     allocate(slab: any, types: string, allocator: number, ptr: number): number;
-    allocate(
-      slab: any,
-      types: string[],
-      allocator: number,
-      ptr: number,
-    ): number;
+    allocate(slab: any, types: string[], allocator: number, ptr: number): number;
 
     Pointer_stringify(ptr: number, length?: number): string;
     UTF16ToString(ptr: number): string;
@@ -85,7 +68,7 @@ declare namespace EmscriptenWasm {
     HEAP8: Int8Array;
     HEAP16: Int16Array;
     HEAP32: Int32Array;
-    HEAPU8: Uint8Array;
+    HEAPU8:  Uint8Array;
     HEAPU16: Uint16Array;
     HEAPU32: Uint32Array;
     HEAPF32: Float32Array;
@@ -102,23 +85,16 @@ declare namespace EmscriptenWasm {
     addOnPostRun(cb: () => any): void;
 
     // Tools
-    intArrayFromString(
-      stringy: string,
-      dontAddNull?: boolean,
-      length?: number,
-    ): number[];
+    intArrayFromString(stringy: string, dontAddNull?: boolean, length?: number): number[];
     intArrayToString(array: number[]): string;
-    writeStringToMemory(
-      str: string,
-      buffer: number,
-      dontAddNull: boolean,
-    ): void;
+    writeStringToMemory(str: string, buffer: number, dontAddNull: boolean): void;
     writeArrayToMemory(array: number[], buffer: number): void;
     writeAsciiToMemory(str: string, buffer: number, dontAddNull: boolean): void;
 
     addRunDependency(id: any): void;
     removeRunDependency(id: any): void;
 
+
     preloadedImages: any;
     preloadedAudios: any;
 
@@ -129,3 +105,4 @@ declare namespace EmscriptenWasm {
     onRuntimeInitialized: () => void | null;
   }
 }
+