Update codecs/jxl/dec/jxl_dec.cpp

The JXL decoder now does colorspace conversion to sRGB correctly,
independently of the color space that the JPEG XL file was in.

.travis.yml

@@ -2,3 +2,6 @@ language: node_js
 cache: npm
 script: npm run build
 after_success: npm run sizereport
+os:
+  - linux
+  - windows

codecs/avif/Makefile

@@ -0,0 +1,76 @@
+CODEC_URL = https://github.com/AOMediaCodec/libavif/archive/v0.8.0.tar.gz
+CODEC_DIR = node_modules/libavif
+CODEC_BUILD_DIR := $(CODEC_DIR)/build
+CODEC_OUT := $(CODEC_BUILD_DIR)/libavif.a
+
+LIBAOM_URL = https://aomedia.googlesource.com/aom/+archive/v2.0.0.tar.gz
+LIBAOM_DIR := $(CODEC_DIR)/ext/aom
+LIBAOM_BUILD_DIR := $(LIBAOM_DIR)/build.libavif
+LIBAOM_OUT := $(LIBAOM_BUILD_DIR)/libaom.a
+
+OUT_JS = enc/avif_enc.js dec/avif_dec.js
+OUT_WASM = $(OUT_JS:.js=.wasm)
+
+.PHONY: all clean
+
+all: $(OUT_JS)
+
+%.js: %.cpp $(LIBAOM_OUT) $(CODEC_OUT)
+	$(CXX) \
+		-I $(CODEC_DIR)/include \
+		${CXXFLAGS} \
+		${LDFLAGS} \
+		--bind \
+		--closure 1 \
+		-s ALLOW_MEMORY_GROWTH=1 \
+		-s MODULARIZE=1 \
+		-s 'EXPORT_NAME="$(basename $(@F))"' \
+		-o $@ \
+		$+
+
+$(CODEC_OUT): $(CODEC_DIR)/CMakeLists.txt $(LIBAOM_OUT)
+	mkdir -p $(CODEC_BUILD_DIR)
+	cd $(CODEC_BUILD_DIR) && \
+	emcmake cmake \
+		-DCMAKE_BUILD_TYPE=Release \
+		-DBUILD_SHARED_LIBS=0 \
+		-DAVIF_CODEC_AOM=1 \
+		-DAVIF_LOCAL_AOM=1 \
+		../ && \
+	$(MAKE)
+
+$(LIBAOM_OUT): $(LIBAOM_DIR)/CMakeLists.txt
+	mkdir -p $(LIBAOM_BUILD_DIR)
+	cd $(LIBAOM_BUILD_DIR) && \
+	emcmake cmake \
+		-DCMAKE_BUILD_TYPE=Release \
+		-DENABLE_CCACHE=0 \
+		-DAOM_TARGET_CPU=generic \
+		-DENABLE_DOCS=0 \
+		-DENABLE_TESTS=0 \
+		-DENABLE_EXAMPLES=0 \
+		-DENABLE_TOOLS=0 \
+		-DCONFIG_ACCOUNTING=1 \
+		-DCONFIG_INSPECTION=0 \
+		-DCONFIG_MULTITHREAD=0 \
+		-DCONFIG_RUNTIME_CPU_DETECT=0 \
+		-DCONFIG_WEBM_IO=0 \
+		../ && \
+	$(MAKE)
+
+$(CODEC_DIR)/CMakeLists.txt: $(CODEC_DIR)
+
+$(LIBAOM_DIR)/CMakeLists.txt: $(LIBAOM_DIR)
+
+$(CODEC_DIR):
+	mkdir -p $@
+	curl -sL $(CODEC_URL) | tar xz --strip 1 -C $@
+
+$(LIBAOM_DIR):
+	mkdir -p $@
+	curl -sL $(LIBAOM_URL) | tar xz -C $@
+
+clean:
+	$(RM) $(OUT_JS) $(OUT_WASM)
+	$(MAKE) -C $(CODEC_BUILD_DIR) clean
+	$(MAKE) -C $(LIBAOM_BUILD_DIR) clean

codecs/avif/dec/README.md

@@ -0,0 +1,14 @@
+# AVIF decoder
+
+- Source: <https://github.com/AOMediaCodec/libavif>
+- Version: v0.5.4
+
+## Example
+
+See `example.html`
+
+## API
+
+### `RawImage decode(std::string buffer)`
+
+Decodes the given avif buffer into raw RGBA. `RawImage` is a class with 3 fields: `buffer`, `width`, and `height`.

codecs/avif/dec/avif_dec.cpp

@@ -0,0 +1,50 @@
+#include <emscripten/bind.h>
+#include <emscripten/val.h>
+#include "avif/avif.h"
+
+using namespace emscripten;
+
+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 = avifDecoderRead(decoder, image, &raw);
+  // image is an independent copy of decoded data, decoder may be destroyed here
+  avifDecoderDestroy(decoder);
+
+  val result = val::null();
+
+  if (decodeResult == AVIF_RESULT_OK) {
+    // Convert to interleaved RGB(A)/BGR(A) using a libavif-allocated buffer.
+    avifRGBImage rgb;
+    avifRGBImageSetDefaults(&rgb, image);  // Defaults to AVIF_RGB_FORMAT_RGBA which is what we want.
+    rgb.depth = 8;  // Does not need to match image->depth. We always want 8-bit pixels.
+
+    avifRGBImageAllocatePixels(&rgb);
+    avifImageYUVToRGB(image, &rgb);
+
+    // We want to create a *copy* of the decoded data to be owned by the JavaScript side.
+    // For that, we perform `new Uint8Array(wasmMemBuffer, wasmPtr, wasmSize).slice()`:
+    result = ImageData.new_(Uint8ClampedArray.new_(typed_memory_view(rgb.rowBytes * rgb.height, rgb.pixels)), rgb.width, rgb.height);
+
+    // Now we can safely free the RGB pixels:
+    avifRGBImageFreePixels(&rgb);
+  }
+
+  // Image has been converted to RGB, we don't need the original anymore.
+  avifImageDestroy(image);
+
+  return result;
+}
+
+EMSCRIPTEN_BINDINGS(my_module) {
+  function("decode", &decode);
+}

codecs/avif/dec/avif_dec.d.ts

@@ -0,0 +1,6 @@
+interface AVIFModule extends EmscriptenWasm.Module {
+  decode(data: BufferSource): ImageData | null;
+}
+
+export default function(opts: EmscriptenWasm.ModuleOpts): AVIFModule;
+

codecs/avif/dec/avif_dec.js

@@ -0,0 +1,111 @@
+
+var avif_dec = (function() {
+  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
+  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
+  return (
+function(avif_dec) {
+  avif_dec = avif_dec || {};
+
+
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+function fd(){function a(){if(!dd&&(dd=!0,e.calledRun=!0,!qa)){e.noFSInit||Pb||(Pb=!0,Ob(),e.stdin=e.stdin,e.stdout=e.stdout,e.stderr=e.stderr,e.stdin?Rb("stdin",e.stdin):Kb("/dev/tty","/dev/stdin"),e.stdout?Rb("stdout",null,e.stdout):Kb("/dev/tty","/dev/stdout"),e.stderr?Rb("stderr",null,e.stderr):Kb("/dev/tty1","/dev/stderr"),Lb("/dev/stdin","r"),Lb("/dev/stdout","w"),Lb("/dev/stderr","w"));Ga(Ia);ub=!1;Ga(Ja);aa(e);if(e.onRuntimeInitialized)e.onRuntimeInitialized();if(e.postRun)for("function"==
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+
+
+  return avif_dec.ready
+}
+);
+})();
+if (typeof exports === 'object' && typeof module === 'object')
+      module.exports = avif_dec;
+    else if (typeof define === 'function' && define['amd'])
+      define([], function() { return avif_dec; });
+    else if (typeof exports === 'object')
+      exports["avif_dec"] = avif_dec;
+    

codecs/avif/enc/README.md

@@ -0,0 +1,37 @@
+# AVIF encoder
+
+- Source: <https://github.com/AOMediaCodec/libavif>
+- Version: v0.5.4
+
+## Example
+
+Run example.js
+
+## API
+
+### `Uint8Array encode(std::string image_in, int image_width, int image_height, AvifOptions opts)`
+
+Encodes the given image with given dimension to AVIF. Options looks like this:
+
+```c++
+struct AvifOptions {
+  // 0 = lossless
+  // 63 = worst quality
+  int minQuantizer;
+  int maxQuantizer;
+
+  // [0 - 6]
+  // Creates 2^n tiles in that dimension
+  int tileRowsLog2;
+  int tileColsLog2;
+
+  // 0 = slowest
+  // 10 = fastest
+  int speed;
+
+  // 0 = 4:2:0
+  // 1 = 4:2:2
+  // 2 = 4:4:4
+  int subsample;
+};
+```

codecs/avif/enc/avif_enc.cpp

@@ -0,0 +1,84 @@
+#include <emscripten/bind.h>
+#include <emscripten/val.h>
+#include "avif/avif.h"
+
+using namespace emscripten;
+
+struct AvifOptions {
+  // [0 - 63]
+  // 0 = lossless
+  // 63 = worst quality
+  int minQuantizer;
+  int maxQuantizer;
+  // [0 - 6]
+  // Creates 2^n tiles in that dimension
+  int tileRowsLog2;
+  int tileColsLog2;
+  // [0 - 10]
+  // 0 = slowest
+  // 10 = fastest
+  int speed;
+  // 0 = 4:2:0
+  // 1 = 4:2:2
+  // 2 = 4:4:4
+  int subsample;
+};
+
+thread_local const val Uint8Array = val::global("Uint8Array");
+
+val encode(std::string buffer, int width, int height, AvifOptions options) {
+  avifRWData output = AVIF_DATA_EMPTY;
+  int depth = 8;
+  avifPixelFormat format;
+  switch (options.subsample) {
+    case 0:
+      format = AVIF_PIXEL_FORMAT_YUV420;
+      break;
+    case 1:
+      format = AVIF_PIXEL_FORMAT_YUV422;
+      break;
+    case 2:
+      format = AVIF_PIXEL_FORMAT_YUV444;
+      break;
+  }
+
+  avifImage* image = avifImageCreate(width, height, depth, format);
+
+  uint8_t* rgba = (uint8_t*)buffer.c_str();
+
+  avifRGBImage srcRGB;
+  avifRGBImageSetDefaults(&srcRGB, image);
+  srcRGB.pixels = rgba;
+  srcRGB.rowBytes = width * 4;
+  avifImageRGBToYUV(image, &srcRGB);
+
+  avifEncoder* encoder = avifEncoderCreate();
+  encoder->maxThreads = 1;
+  encoder->minQuantizer = options.minQuantizer;
+  encoder->maxQuantizer = options.maxQuantizer;
+  encoder->tileRowsLog2 = options.tileRowsLog2;
+  encoder->tileColsLog2 = options.tileColsLog2;
+  encoder->speed = options.speed;
+  avifResult encodeResult = avifEncoderWrite(encoder, image, &output);
+  auto js_result = val::null();
+  if (encodeResult == AVIF_RESULT_OK) {
+	  js_result = Uint8Array.new_(typed_memory_view(output.size, output.data));
+  }
+
+  avifImageDestroy(image);
+  avifEncoderDestroy(encoder);
+  avifRWDataFree(&output);
+  return js_result;
+}
+
+EMSCRIPTEN_BINDINGS(my_module) {
+  value_object<AvifOptions>("AvifOptions")
+      .field("minQuantizer", &AvifOptions::minQuantizer)
+      .field("maxQuantizer", &AvifOptions::maxQuantizer)
+      .field("tileRowsLog2", &AvifOptions::tileRowsLog2)
+      .field("tileColsLog2", &AvifOptions::tileColsLog2)
+      .field("speed", &AvifOptions::speed)
+      .field("subsample", &AvifOptions::subsample);
+
+  function("encode", &encode);
+}

codecs/avif/enc/avif_enc.d.ts

@@ -0,0 +1,7 @@
+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 default function(opts: EmscriptenWasm.ModuleOpts): AVIFModule;

codecs/avif/enc/avif_enc.js

@@ -0,0 +1,114 @@
+
+var avif_enc = (function() {
+  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
+  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
+  return (
+function(avif_enc) {
+  avif_enc = avif_enc || {};
+
+
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codecs/avif/package.json

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+{
+  "name": "avif",
+  "scripts": {
+    "build": "../build-cpp.sh"
+  }
+}

codecs/build-cpp.sh

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+docker build -t squoosh-cpp - < ../cpp.Dockerfile
+docker run --rm -v $PWD:/src squoosh-cpp

codecs/build-rust.sh

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+
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+docker run --rm -v $PWD:/src squoosh-rust "$@"

codecs/cpp.Dockerfile

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+FROM emscripten/emsdk:1.40.0
+RUN apt-get update && apt-get install -qqy autoconf libtool pkg-config
+ENV CFLAGS "-Os -flto"
+ENV CXXFLAGS "${CFLAGS} -std=c++17"
+ENV LDFLAGS "${CFLAGS}"
+# Build and cache standard libraries with these flags
+RUN emcc ${CXXFLAGS} --bind -xc++ /dev/null -o /dev/null
+WORKDIR /src
+CMD ["sh", "-c", "emmake make -j`nproc`"]

codecs/hqx/.gitignore

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+source = "registry+https://github.com/rust-lang/crates.io-index"
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codecs/hqx/Dockerfile

@@ -1,12 +1,11 @@
-FROM rust
+# 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
 
-RUN mkdir /opt/wabt && \
- curl -L https://github.com/WebAssembly/wabt/releases/download/1.0.11/wabt-1.0.11-linux.tar.gz  | tar -xzf - -C /opt/wabt --strip 1
-
-ENV PATH="/opt/binaryen:/opt/wabt:${PATH}"
+ENV PATH="/opt/binaryen:${PATH}"
 WORKDIR /src

codecs/hqx/build.sh

@@ -6,11 +6,7 @@ echo "============================================="
 echo "Compiling wasm"
 echo "============================================="
 (
-  wasm-pack build
-  wasm-strip pkg/squooshhqx_bg.wasm
-  echo "Optimising Wasm so it doesn't break Chrome (this takes like 10-15mins. get a cup of tea)"
-  echo "Once https://crbug.com/974804 is fixed, we can remove this step"
-  wasm-opt -Os --no-validation -o pkg/squooshhqx_bg.wasm pkg/squooshhqx_bg.wasm
+  wasm-pack build -- --verbose --locked
   rm pkg/.gitignore
 )
 echo "============================================="

codecs/hqx/package.json

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

codecs/hqx/pkg/package.json

@@ -11,5 +11,5 @@
   ],
   "module": "squooshhqx.js",
   "types": "squooshhqx.d.ts",
-  "sideEffects": "false"
+  "sideEffects": false
 }

codecs/hqx/pkg/squooshhqx.d.ts

@@ -1,9 +1,10 @@
 /* tslint:disable */
+/* eslint-disable */
 /**
-* @param {Uint32Array} input_image 
-* @param {number} input_width 
-* @param {number} input_height 
-* @param {number} factor 
-* @returns {Uint32Array} 
+* @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

@@ -1,46 +1,2 @@
-import * as wasm from './squooshhqx_bg.wasm';
-
-let cachegetUint32Memory = null;
-function getUint32Memory() {
-    if (cachegetUint32Memory === null || cachegetUint32Memory.buffer !== wasm.memory.buffer) {
-        cachegetUint32Memory = new Uint32Array(wasm.memory.buffer);
-    }
-    return cachegetUint32Memory;
-}
-
-let WASM_VECTOR_LEN = 0;
-
-function passArray32ToWasm(arg) {
-    const ptr = wasm.__wbindgen_malloc(arg.length * 4);
-    getUint32Memory().set(arg, ptr / 4);
-    WASM_VECTOR_LEN = arg.length;
-    return ptr;
-}
-
-let cachegetInt32Memory = null;
-function getInt32Memory() {
-    if (cachegetInt32Memory === null || cachegetInt32Memory.buffer !== wasm.memory.buffer) {
-        cachegetInt32Memory = new Int32Array(wasm.memory.buffer);
-    }
-    return cachegetInt32Memory;
-}
-
-function getArrayU32FromWasm(ptr, len) {
-    return getUint32Memory().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) {
-    const retptr = 8;
-    const ret = wasm.resize(retptr, passArray32ToWasm(input_image), WASM_VECTOR_LEN, input_width, input_height, factor);
-    const memi32 = getInt32Memory();
-    const v0 = getArrayU32FromWasm(memi32[retptr / 4 + 0], memi32[retptr / 4 + 1]).slice();
-    wasm.__wbindgen_free(memi32[retptr / 4 + 0], memi32[retptr / 4 + 1] * 4);
-    return v0;
-}
-
+import * as wasm from "./squooshhqx_bg.wasm";
+export * from "./squooshhqx_bg.js";

codecs/hqx/pkg/squooshhqx_bg.d.ts

@@ -1,5 +1,6 @@
 /* tslint:disable */
+/* eslint-disable */
 export const memory: WebAssembly.Memory;
+export function resize(a: number, b: number, c: number, d: number, e: number, f: number): void;
 export function __wbindgen_malloc(a: number): number;
 export function __wbindgen_free(a: number, b: number): void;
-export function resize(a: number, b: number, c: number, d: number, e: number, f: number): void;

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

@@ -0,0 +1,40 @@
+CODEC_URL := https://github.com/ImageOptim/libimagequant/archive/2.12.1.tar.gz
+CODEC_DIR := node_modules/libimagequant
+CODEC_OUT_RELATIVE := libimagequant.a
+CODEC_OUT := $(addprefix $(CODEC_DIR)/, $(CODEC_OUT_RELATIVE))
+OUT_JS := imagequant.js
+OUT_WASM := $(OUT_JS:.js=.wasm)
+
+.PHONY: all clean
+
+all: $(OUT_JS)
+
+%.js: %.cpp $(CODEC_OUT)
+	$(CXX) \
+		-I $(CODEC_DIR) \
+		${CXXFLAGS} \
+		${LDFLAGS} \
+		--bind \
+		--closure 1 \
+		-s ALLOW_MEMORY_GROWTH=1 \
+		-s MODULARIZE=1 \
+		-s 'EXPORT_NAME="$(basename $(@F))"' \
+		-o $@ \
+		$+
+
+$(CODEC_OUT): $(CODEC_DIR)/config.mk
+	$(MAKE) -C $(CODEC_DIR) $(CODEC_OUT_RELATIVE)
+
+$(CODEC_DIR)/config.mk: $(CODEC_DIR)/configure
+	cd $(CODEC_DIR) && ./configure \
+		--disable-sse
+
+$(CODEC_DIR)/configure: $(CODEC_DIR)
+
+$(CODEC_DIR):
+	mkdir -p $@
+	curl -sL $(CODEC_URL) | tar xz --strip 1 -C $@
+
+clean:
+	$(RM) $(OUT_JS) $(OUT_WASM)
+	$(MAKE) -C $(CODEC_DIR) clean

codecs/imagequant/README.md

@@ -24,7 +24,3 @@ Quantizes the given images, using at most `numColors`, a value between 2 and 256
 ### `RawImage zx_quantize(std::string buffer, int image_width, int image_height, float dithering)`
 
 ???
-
-### `void free_result()`
-
-Frees the result created by `quantize()`.

codecs/imagequant/build.sh

@@ -1,43 +0,0 @@
-#!/bin/bash
-
-set -e
-
-export EM_CACHE="${PWD}/node_modules/.em_cache"
-export OPTIMIZE="-Os -flto --llvm-lto 1"
-export LDFLAGS="${OPTIMIZE}"
-export CFLAGS="${OPTIMIZE}"
-export CPPFLAGS="${OPTIMIZE}"
-
-echo "============================================="
-echo "Compiling libimagequant"
-echo "============================================="
-(
-  cd node_modules/libimagequant
-  emconfigure ./configure --disable-sse
-  emmake make static -j`nproc`
-)
-echo "============================================="
-echo "Compiling wasm module"
-echo "============================================="
-(
-  emcc \
-    --bind \
-    ${OPTIMIZE} \
-    --closure 1 \
-    -s ALLOW_MEMORY_GROWTH=1 \
-    -s MODULARIZE=1 \
-    -s 'EXPORT_NAME="imagequant"' \
-    -I node_modules/libimagequant \
-    -o ./imagequant.js \
-    --std=c++11 \
-    imagequant.cpp \
-    node_modules/libimagequant/libimagequant.a
-)
-echo "============================================="
-echo "Compiling wasm module done"
-echo "============================================="
-
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
-echo "Did you update your docker image?"
-echo "Run \`docker pull trzeci/emscripten-upstream\`"
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"

codecs/imagequant/example.html

@@ -28,7 +28,6 @@
     // 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');
-    Module.free_result();
 
     const imageData = new ImageData(new Uint8ClampedArray(rawImage.buffer), rawImage.width, rawImage.height);
     const canvas = document.createElement('canvas');

codecs/imagequant/imagequant.cpp

@@ -14,48 +14,43 @@ int version() {
          (((LIQ_VERSION / 1) % 100) << 0);
 }
 
-class RawImage {
- public:
-  val buffer;
-  int width;
-  int height;
+thread_local const val Uint8ClampedArray = val::global("Uint8ClampedArray");
 
-  RawImage(val b, int w, int h) : buffer(b), width(w), height(h) {}
-};
+#define liq_ptr(T) std::unique_ptr<T, std::integral_constant<decltype(&T##_destroy), T##_destroy>>
 
-liq_attr* attr;
-liq_image* image;
-liq_result* res;
-uint8_t* result;
-RawImage quantize(std::string rawimage,
-                  int image_width,
-                  int image_height,
-                  int num_colors,
-                  float dithering) {
-  const uint8_t* image_buffer = (uint8_t*)rawimage.c_str();
-  int size = image_width * image_height;
-  attr = liq_attr_create();
-  image = liq_image_create_rgba(attr, image_buffer, image_width, image_height, 0);
-  liq_set_max_colors(attr, num_colors);
+using liq_attr_ptr = liq_ptr(liq_attr);
+using liq_image_ptr = liq_ptr(liq_image);
+using liq_result_ptr = liq_ptr(liq_result);
+
+liq_result_ptr liq_image_quantize(liq_image* image, liq_attr* attr) {
+  liq_result* res = nullptr;
   liq_image_quantize(image, attr, &res);
-  liq_set_dithering_level(res, dithering);
-  uint8_t* image8bit = (uint8_t*)malloc(size);
-  result = (uint8_t*)malloc(size * 4);
-  liq_write_remapped_image(res, image, image8bit, size);
-  const liq_palette* pal = liq_get_palette(res);
+  return liq_result_ptr(res);
+}
+
+val quantize(std::string rawimage,
+             int image_width,
+             int image_height,
+             int num_colors,
+             float dithering) {
+  auto image_buffer = (const liq_color*)rawimage.c_str();
+  int size = image_width * image_height;
+  liq_attr_ptr attr(liq_attr_create());
+  liq_image_ptr image(
+      liq_image_create_rgba(attr.get(), image_buffer, image_width, image_height, 0));
+  liq_set_max_colors(attr.get(), num_colors);
+  auto res = liq_image_quantize(image.get(), attr.get());
+  liq_set_dithering_level(res.get(), dithering);
+  std::vector<uint8_t> image8bit(size);
+  std::vector<liq_color> result(size);
+  liq_write_remapped_image(res.get(), image.get(), image8bit.data(), image8bit.size());
+  auto pal = liq_get_palette(res.get());
   // Turn palletted image back into an RGBA image
   for (int i = 0; i < size; i++) {
-    result[i * 4 + 0] = pal->entries[image8bit[i]].r;
-    result[i * 4 + 1] = pal->entries[image8bit[i]].g;
-    result[i * 4 + 2] = pal->entries[image8bit[i]].b;
-    result[i * 4 + 3] = pal->entries[image8bit[i]].a;
+    result[i] = pal->entries[image8bit[i]];
   }
-  free(image8bit);
-  liq_result_destroy(res);
-  liq_image_destroy(image);
-  liq_attr_destroy(attr);
-  return {val(typed_memory_view(image_width * image_height * 4, result)), image_width,
-          image_height};
+  return Uint8ClampedArray.new_(
+      typed_memory_view(result.size() * sizeof(liq_color), (const uint8_t*)result.data()));
 }
 
 const liq_color zx_colors[] = {
@@ -76,19 +71,17 @@ const liq_color zx_colors[] = {
     {.r = 255, .g = 255, .b = 255, .a = 255}   // bright white
 };
 
-uint8_t block[8 * 8 * 4];
-
 /**
  * The ZX has one bit per pixel, but can assign two colours to an 8x8 block. The
  * two colours must both be 'regular' or 'bright'. Black exists as both regular
  * and bright.
  */
-RawImage zx_quantize(std::string rawimage, int image_width, int image_height, float dithering) {
-  const uint8_t* image_buffer = (uint8_t*)rawimage.c_str();
+val zx_quantize(std::string rawimage, int image_width, int image_height, float dithering) {
+  auto image_buffer = (const liq_color*)rawimage.c_str();
   int size = image_width * image_height;
-  int bytes_per_pixel = 4;
-  result = (uint8_t*)malloc(size * bytes_per_pixel);
-  uint8_t* image8bit = (uint8_t*)malloc(8 * 8);
+  liq_color block[8 * 8];
+  uint8_t image8bit[8 * 8];
+  std::vector<liq_color> result(size);
 
   // For each 8x8 grid
   for (int block_start_y = 0; block_start_y < image_height; block_start_y += 8) {
@@ -111,25 +104,22 @@ RawImage zx_quantize(std::string rawimage, int image_width, int image_height, fl
       // For each pixel in that block:
       for (int y = block_start_y; y < block_start_y + block_height; y++) {
         for (int x = block_start_x; x < block_start_x + block_width; x++) {
-          int pixel_start = (y * image_width * bytes_per_pixel) + (x * bytes_per_pixel);
+          int pixel_start = (y * image_width) + x;
           int smallest_distance = INT_MAX;
           int winning_index = -1;
 
           // Copy pixel data for quantizing later
           block[block_index++] = image_buffer[pixel_start];
-          block[block_index++] = image_buffer[pixel_start + 1];
-          block[block_index++] = image_buffer[pixel_start + 2];
-          block[block_index++] = image_buffer[pixel_start + 3];
 
           // Which zx color is this pixel closest to?
           for (int color_index = 0; color_index < 15; color_index++) {
             liq_color color = zx_colors[color_index];
+            liq_color pixel = image_buffer[pixel_start];
 
             // Using Euclidean distance. LibQuant has better methods, but it
             // requires conversion to LAB, so I don't think it's worth it.
-            int distance = pow(color.r - image_buffer[pixel_start + 0], 2) +
-                           pow(color.g - image_buffer[pixel_start + 1], 2) +
-                           pow(color.b - image_buffer[pixel_start + 2], 2);
+            int distance =
+                pow(color.r - pixel.r, 2) + pow(color.g - pixel.g, 2) + pow(color.b - pixel.b, 2);
 
             if (distance < smallest_distance) {
               winning_index = color_index;
@@ -193,53 +183,34 @@ RawImage zx_quantize(std::string rawimage, int image_width, int image_height, fl
       }
 
       // Quantize
-      attr = liq_attr_create();
-      image = liq_image_create_rgba(attr, block, block_width, block_height, 0);
-      liq_set_max_colors(attr, 2);
-      liq_image_add_fixed_color(image, zx_colors[first_color_index]);
-      liq_image_add_fixed_color(image, zx_colors[second_color_index]);
-      liq_image_quantize(image, attr, &res);
-      liq_set_dithering_level(res, dithering);
-      liq_write_remapped_image(res, image, image8bit, size);
-      const liq_palette* pal = liq_get_palette(res);
+      liq_attr_ptr attr(liq_attr_create());
+      liq_image_ptr image(liq_image_create_rgba(attr.get(), block, block_width, block_height, 0));
+      liq_set_max_colors(attr.get(), 2);
+      liq_image_add_fixed_color(image.get(), zx_colors[first_color_index]);
+      liq_image_add_fixed_color(image.get(), zx_colors[second_color_index]);
+      auto res = liq_image_quantize(image.get(), attr.get());
+      liq_set_dithering_level(res.get(), dithering);
+      liq_write_remapped_image(res.get(), image.get(), image8bit, size);
+      auto pal = liq_get_palette(res.get());
 
       // Turn palletted image back into an RGBA image, and write it into the
       // full size result image.
       for (int y = 0; y < block_height; y++) {
         for (int x = 0; x < block_width; x++) {
           int image8BitPos = y * block_width + x;
-          int resultStartPos = ((block_start_y + y) * bytes_per_pixel * image_width) +
-                               ((block_start_x + x) * bytes_per_pixel);
-          result[resultStartPos + 0] = pal->entries[image8bit[image8BitPos]].r;
-          result[resultStartPos + 1] = pal->entries[image8bit[image8BitPos]].g;
-          result[resultStartPos + 2] = pal->entries[image8bit[image8BitPos]].b;
-          result[resultStartPos + 3] = pal->entries[image8bit[image8BitPos]].a;
+          int resultStartPos = ((block_start_y + y) * image_width) + (block_start_x + x);
+          result[resultStartPos] = pal->entries[image8bit[image8BitPos]];
         }
       }
-
-      liq_result_destroy(res);
-      liq_image_destroy(image);
-      liq_attr_destroy(attr);
     }
   }
 
-  free(image8bit);
-  return {val(typed_memory_view(image_width * image_height * 4, result)), image_width,
-          image_height};
-}
-
-void free_result() {
-  free(result);
+  return Uint8ClampedArray.new_(
+      typed_memory_view(result.size() * sizeof(liq_color), (const uint8_t*)result.data()));
 }
 
 EMSCRIPTEN_BINDINGS(my_module) {
-  class_<RawImage>("RawImage")
-      .property("buffer", &RawImage::buffer)
-      .property("width", &RawImage::width)
-      .property("height", &RawImage::height);
-
   function("quantize", &quantize);
   function("zx_quantize", &zx_quantize);
   function("version", &version);
-  function("free_result", &free_result);
 }

codecs/imagequant/imagequant.d.ts

@@ -1,15 +1,6 @@
-interface RawImage {
-  buffer: Uint8Array;
-  width: number;
-  height: number;
-}
-
 interface QuantizerModule extends EmscriptenWasm.Module {
-  quantize(data: BufferSource, width: number, height: number, numColors: number, dither: number): RawImage;
-  zx_quantize(data: BufferSource, width: number, height: number, dither: number): RawImage;
-  free_result(): void;
+  quantize(data: BufferSource, width: number, height: number, numColors: number, dither: number): Uint8ClampedArray;
+  zx_quantize(data: BufferSource, width: number, height: number, dither: number): Uint8ClampedArray;
 }
 
 export default function(opts: EmscriptenWasm.ModuleOpts): QuantizerModule;
-
-

codecs/imagequant/imagequant.js

@@ -6,69 +6,56 @@ var imagequant = (function() {
 function(imagequant) {
   imagequant = imagequant || {};
 
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+f),!1}(function(){if(D||"function"!==typeof WebAssembly.instantiateStreaming||Fa()||Ea("file://")||"function"!==typeof fetch)return c(b);fetch(Q,{credentials:"same-origin"}).then(function(f){return WebAssembly.instantiateStreaming(f,e).then(b,function(g){B("wasm streaming compile failed: "+g);B("falling back to ArrayBuffer instantiation");return c(b)})})})();return{}})();
+var Ja=d.___wasm_call_ctors=function(){return(Ja=d.___wasm_call_ctors=d.asm.x).apply(null,arguments)},rb=d._malloc=function(){return(rb=d._malloc=d.asm.y).apply(null,arguments)},Z=d._free=function(){return(Z=d._free=d.asm.z).apply(null,arguments)},hb=d.___getTypeName=function(){return(hb=d.___getTypeName=d.asm.A).apply(null,arguments)};d.___embind_register_native_and_builtin_types=function(){return(d.___embind_register_native_and_builtin_types=d.asm.B).apply(null,arguments)};
+d.dynCall_iiiiiif=function(){return(d.dynCall_iiiiiif=d.asm.C).apply(null,arguments)};d.dynCall_viiiiif=function(){return(d.dynCall_viiiiif=d.asm.D).apply(null,arguments)};d.dynCall_iiiiif=function(){return(d.dynCall_iiiiif=d.asm.E).apply(null,arguments)};d.dynCall_viiiif=function(){return(d.dynCall_viiiif=d.asm.F).apply(null,arguments)};d.dynCall_ii=function(){return(d.dynCall_ii=d.asm.G).apply(null,arguments)};d.dynCall_i=function(){return(d.dynCall_i=d.asm.H).apply(null,arguments)};
+d.dynCall_vi=function(){return(d.dynCall_vi=d.asm.I).apply(null,arguments)};d.dynCall_iii=function(){return(d.dynCall_iii=d.asm.J).apply(null,arguments)};d.dynCall_vif=function(){return(d.dynCall_vif=d.asm.K).apply(null,arguments)};d.dynCall_iidiiii=function(){return(d.dynCall_iidiiii=d.asm.L).apply(null,arguments)};d.dynCall_vii=function(){return(d.dynCall_vii=d.asm.M).apply(null,arguments)};d.dynCall_iiii=function(){return(d.dynCall_iiii=d.asm.N).apply(null,arguments)};
+d.dynCall_jiji=function(){return(d.dynCall_jiji=d.asm.O).apply(null,arguments)};d.dynCall_viiiiii=function(){return(d.dynCall_viiiiii=d.asm.P).apply(null,arguments)};d.dynCall_viiiii=function(){return(d.dynCall_viiiii=d.asm.Q).apply(null,arguments)};d.dynCall_viiii=function(){return(d.dynCall_viiii=d.asm.R).apply(null,arguments)};var tb;O=function ub(){tb||vb();tb||(O=ub)};
+function vb(){function a(){if(!tb&&(tb=!0,d.calledRun=!0,!ia)){M(za);M(Aa);aa(d);if(d.onRuntimeInitialized)d.onRuntimeInitialized();if(d.postRun)for("function"==typeof d.postRun&&(d.postRun=[d.postRun]);d.postRun.length;){var b=d.postRun.shift();Ba.unshift(b)}M(Ba)}}if(!(0<N)){if(d.preRun)for("function"==typeof d.preRun&&(d.preRun=[d.preRun]);d.preRun.length;)Ca();M(ya);0<N||(d.setStatus?(d.setStatus("Running..."),setTimeout(function(){setTimeout(function(){d.setStatus("")},1);a()},1)):a())}}
+d.run=vb;if(d.preInit)for("function"==typeof d.preInit&&(d.preInit=[d.preInit]);0<d.preInit.length;)d.preInit.pop()();noExitRuntime=!0;vb();
 
 
-  return imagequant
+  return imagequant.ready
 }
 );
 })();

codecs/imagequant/package.json

@@ -1,13 +1,6 @@
 {
   "name": "imagequant",
   "scripts": {
-    "install": "napa",
-    "build": "docker run --rm -v $(pwd):/src trzeci/emscripten-upstream ./build.sh"
-  },
-  "napa": {
-    "libimagequant": "ImageOptim/libimagequant#2.12.1"
-  },
-  "devDependencies": {
-    "napa": "3.0.0"
+    "build": "../build-cpp.sh"
   }
 }

codecs/jxl/.gitignore

@@ -0,0 +1 @@
+node_modules

codecs/jxl/Makefile

@@ -0,0 +1,67 @@
+CODEC_URL = https://gitlab.com/wg1/jpeg-xl.git
+CODEC_VERSION = 4d70bd58fbcb758b61446aba447fedd9177a00c9
+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} \
+		${LDFLAGS} \
+		--bind \
+		--closure 1 \
+		-s ALLOW_MEMORY_GROWTH=1 \
+		-s MAXIMUM_MEMORY=4GB \
+		-s MODULARIZE=1 \
+		-s 'EXPORT_NAME="$(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):
+	# The JXL repository doesn’t have version tags or anything yet,
+	# so we have to pin to a specific commit for now. This implies we
+	# can’t use --recursive, as we will change commit after checkout (it
+	# seems you can’t clone a specific commit directly), and it also means
+	# we can’t use --depth 1 because we want to change commits.
+	# The JXL code base also relies on submodules so we can’t just download
+	# a .tar.gz from GitLab.
+	mkdir -p $@
+	git clone $(CODEC_URL) $@
+	cd $@ && \
+	git reset --hard $(CODEC_VERSION) && \
+	git submodule update --init --recursive
+
+clean:
+	$(RM) $(OUT_JS) $(OUT_WASM)
+	$(MAKE) -C $(CODEC_BUILD_DIR) clean

codecs/jxl/dec/jxl_dec.cpp

@@ -0,0 +1,82 @@
+#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");
+
+#define EXPECT_EQ(a, b)     \
+  if ((a) != (b)) {         \
+    JxlDecoderDestroy(dec); \
+    return val::null();     \
+  }
+
+val decode(std::string data) {
+  JxlDecoder* dec = JxlDecoderCreate(nullptr);
+  EXPECT_EQ(JXL_DEC_SUCCESS,
+            JxlDecoderSubscribeEvents(
+                dec, 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, &next_in, &avail_in));
+  size_t buffer_size;
+  const JxlPixelFormat format = {4, JXL_LITTLE_ENDIAN, JXL_TYPE_FLOAT};
+  EXPECT_EQ(JXL_DEC_SUCCESS, JxlDecoderImageOutBufferSize(dec, &format, &buffer_size));
+  JxlBasicInfo info;
+  EXPECT_EQ(JXL_DEC_SUCCESS, JxlDecoderGetBasicInfo(dec, &info));
+
+  EXPECT_EQ(JXL_DEC_COLOR_ENCODING, JxlDecoderProcessInput(dec, &next_in, &avail_in));
+  size_t icc_size;
+  EXPECT_EQ(JXL_DEC_SUCCESS,
+            JxlDecoderGetICCProfileSize(dec, JXL_COLOR_PROFILE_TARGET_DATA, &icc_size));
+  std::vector<uint8_t> icc_profile(icc_size);
+  EXPECT_EQ(JXL_DEC_SUCCESS,
+            JxlDecoderGetColorAsICCProfile(dec, JXL_COLOR_PROFILE_TARGET_DATA, icc_profile.data(),
+                                           icc_profile.size()));
+
+  std::unique_ptr<float[]> float_pixels(new float[(buffer_size + 3) / 4]);
+  EXPECT_EQ(JXL_DEC_SUCCESS,
+            JxlDecoderSetImageOutBuffer(
+                dec, &format, reinterpret_cast<uint8_t*>(float_pixels.get()), buffer_size));
+  EXPECT_EQ(JXL_DEC_FULL_IMAGE, JxlDecoderProcessInput(dec, &next_in, &avail_in));
+  JxlDecoderDestroy(dec);
+#undef EXPECT_EQ
+
+#define EXPECT_TRUE(a)  \
+  if (!(a)) {           \
+    return val::null(); \
+  }
+
+  std::unique_ptr<uint8_t[]> pixels(new uint8_t[info.xsize * info.ysize * 4]);
+  // Convert to sRGB.
+  skcms_ICCProfile jxl_profile;
+  // If the image is encoded in its original color space, the decoded data will be in the color
+  // space defined by the decoded ICC profile. Otherwise, it is in Linear sRGB. TODO: the decoded
+  // color profile should also be Linear sRGB if !uses_original_profile.
+  if (info.uses_original_profile) {
+    EXPECT_TRUE(skcms_Parse(icc_profile.data(), icc_profile.size(), &jxl_profile));
+  } else {
+    auto s = jxl::ColorEncoding::LinearSRGB(/*gray=*/false);
+    EXPECT_TRUE(s.CreateICC());
+    EXPECT_TRUE(skcms_Parse(s.ICC().data(), s.ICC().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, pixels.get(), skcms_PixelFormat_RGBA_8888, skcms_AlphaFormat_Unpremul,
+      skcms_sRGB_profile(), info.xsize * info.ysize));
+
+  return ImageData.new_(
+      Uint8ClampedArray.new_(typed_memory_view(info.xsize * info.ysize * 4, pixels.get())),
+      info.xsize, info.ysize);
+}
+
+EMSCRIPTEN_BINDINGS(my_module) {
+  function("decode", &decode);
+}

codecs/jxl/dec/jxl_dec.d.ts

@@ -0,0 +1,5 @@
+interface JXLModule extends EmscriptenWasm.Module {
+  decode(data: BufferSource): ImageData;
+}
+
+export default function(opts: EmscriptenWasm.ModuleOpts): JXLModule;

codecs/jxl/dec/jxl_dec.js

@@ -0,0 +1,69 @@
+
+var jxl_dec = (function() {
+  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
+  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
+  return (
+function(jxl_dec) {
+  jxl_dec = jxl_dec || {};
+
+
+var d;d||(d=typeof jxl_dec !== 'undefined' ? jxl_dec : {});var aa,ba;d.ready=new Promise(function(a,b){aa=a;ba=b});var r={},t;for(t in d)d.hasOwnProperty(t)&&(r[t]=d[t]);var ca="./this.program",u=!1,v=!1,da=!1,ea=!1;u="object"===typeof window;v="function"===typeof importScripts;da="object"===typeof process&&"object"===typeof process.versions&&"string"===typeof process.versions.node;ea=!u&&!da&&!v;var w="",x,z,fa,ha;
+if(da)w=v?require("path").dirname(w)+"/":__dirname+"/",x=function(a,b){fa||(fa=require("fs"));ha||(ha=require("path"));a=ha.normalize(a);return fa.readFileSync(a,b?null:"utf8")},z=function(a){a=x(a,!0);a.buffer||(a=new Uint8Array(a));a.buffer||A("Assertion failed: undefined");return a},1<process.argv.length&&(ca=process.argv[1].replace(/\\/g,"/")),process.argv.slice(2),process.on("uncaughtException",function(a){throw a;}),process.on("unhandledRejection",A),d.inspect=function(){return"[Emscripten Module object]"};
+else if(ea)"undefined"!=typeof read&&(x=function(a){return read(a)}),z=function(a){if("function"===typeof readbuffer)return new Uint8Array(readbuffer(a));a=read(a,"binary");"object"===typeof a||A("Assertion failed: undefined");return a},"undefined"!==typeof print&&("undefined"===typeof console&&(console={}),console.log=print,console.warn=console.error="undefined"!==typeof printErr?printErr:print);else if(u||v)v?w=self.location.href:document.currentScript&&(w=document.currentScript.src),_scriptDir&&
+(w=_scriptDir),0!==w.indexOf("blob:")?w=w.substr(0,w.lastIndexOf("/")+1):w="",x=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},v&&(z=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)});var ia=d.print||console.log.bind(console),B=d.printErr||console.warn.bind(console);for(t in r)r.hasOwnProperty(t)&&(d[t]=r[t]);r=null;d.thisProgram&&(ca=d.thisProgram);var D;
+d.wasmBinary&&(D=d.wasmBinary);var noExitRuntime;d.noExitRuntime&&(noExitRuntime=d.noExitRuntime);"object"!==typeof WebAssembly&&A("no native wasm support detected");var E,ja=new WebAssembly.Table({initial:280,maximum:280,element:"anyfunc"}),ka=!1,la="undefined"!==typeof TextDecoder?new TextDecoder("utf8"):void 0;
+function ma(a,b,c){b>>>=0;var e=b+c;for(c=b;a[c>>>0]&&!(c>=e);)++c;if(16<c-b&&a.subarray&&la)return la.decode(a.subarray(b>>>0,c>>>0));for(e="";b<c;){var f=a[b++>>>0];if(f&128){var g=a[b++>>>0]&63;if(192==(f&224))e+=String.fromCharCode((f&31)<<6|g);else{var l=a[b++>>>0]&63;f=224==(f&240)?(f&15)<<12|g<<6|l:(f&7)<<18|g<<12|l<<6|a[b++>>>0]&63;65536>f?e+=String.fromCharCode(f):(f-=65536,e+=String.fromCharCode(55296|f>>10,56320|f&1023))}}else e+=String.fromCharCode(f)}return e}
+function na(a,b,c){var e=F;b>>>=0;if(0<c){c=b+c-1;for(var f=0;f<a.length;++f){var g=a.charCodeAt(f);if(55296<=g&&57343>=g){var l=a.charCodeAt(++f);g=65536+((g&1023)<<10)|l&1023}if(127>=g){if(b>=c)break;e[b++>>>0]=g}else{if(2047>=g){if(b+1>=c)break;e[b++>>>0]=192|g>>6}else{if(65535>=g){if(b+2>=c)break;e[b++>>>0]=224|g>>12}else{if(b+3>=c)break;e[b++>>>0]=240|g>>18;e[b++>>>0]=128|g>>12&63}e[b++>>>0]=128|g>>6&63}e[b++>>>0]=128|g&63}}e[b>>>0]=0}}
+var oa="undefined"!==typeof TextDecoder?new TextDecoder("utf-16le"):void 0;function pa(a,b){var c=a>>1;for(var e=c+b/2;!(c>=e)&&G[c>>>0];)++c;c<<=1;if(32<c-a&&oa)return oa.decode(F.subarray(a>>>0,c>>>0));c=0;for(e="";;){var f=H[a+2*c>>1>>>0];if(0==f||c==b/2)return e;++c;e+=String.fromCharCode(f)}}function qa(a,b,c){void 0===c&&(c=2147483647);if(2>c)return 0;c-=2;var e=b;c=c<2*a.length?c/2:a.length;for(var f=0;f<c;++f)H[b>>1>>>0]=a.charCodeAt(f),b+=2;H[b>>1>>>0]=0;return b-e}
+function ra(a){return 2*a.length}function sa(a,b){for(var c=0,e="";!(c>=b/4);){var f=I[a+4*c>>2>>>0];if(0==f)break;++c;65536<=f?(f-=65536,e+=String.fromCharCode(55296|f>>10,56320|f&1023)):e+=String.fromCharCode(f)}return e}function ta(a,b,c){b>>>=0;void 0===c&&(c=2147483647);if(4>c)return 0;var e=b;c=e+c-4;for(var f=0;f<a.length;++f){var g=a.charCodeAt(f);if(55296<=g&&57343>=g){var l=a.charCodeAt(++f);g=65536+((g&1023)<<10)|l&1023}I[b>>2>>>0]=g;b+=4;if(b+4>c)break}I[b>>2>>>0]=0;return b-e}
+function ua(a){for(var b=0,c=0;c<a.length;++c){var e=a.charCodeAt(c);55296<=e&&57343>=e&&++c;b+=4}return b}var J,L,F,H,G,I,M,va,wa;function xa(a){J=a;d.HEAP8=L=new Int8Array(a);d.HEAP16=H=new Int16Array(a);d.HEAP32=I=new Int32Array(a);d.HEAPU8=F=new Uint8Array(a);d.HEAPU16=G=new Uint16Array(a);d.HEAPU32=M=new Uint32Array(a);d.HEAPF32=va=new Float32Array(a);d.HEAPF64=wa=new Float64Array(a)}var ya=d.INITIAL_MEMORY||16777216;d.wasmMemory?E=d.wasmMemory:E=new WebAssembly.Memory({initial:ya/65536,maximum:65536});
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+var h=1}else 4===b&&(e=sa,f=ta,g=ua,l=function(){return M},h=2);X(a,{name:c,fromWireType:function(k){for(var m=M[k>>>2],p=l(),q,y=k+4,C=0;C<=m;++C){var n=k+4+C*b;if(C==m||0==p[n>>>h])y=e(y,n-y),void 0===q?q=y:(q+=String.fromCharCode(0),q+=y),y=n+b}Z(k);return q},toWireType:function(k,m){"string"!==typeof m&&W("Cannot pass non-string to C++ string type "+c);var p=g(m),q=yb(4+p+b);q>>>=0;M[q>>>2]=p>>h;f(m,q+4,p+b);null!==k&&k.push(Z,q);return q},argPackAdvance:8,readValueFromPointer:Za,Y:function(k){Z(k)}})},
+m:function(a,b){b=T(b);X(a,{fa:!0,name:b,argPackAdvance:0,fromWireType:function(){},toWireType:function(){}})},w:Xa,A:function(a){if(0===a)return Ya(pb());var b=ob[a];a=void 0===b?T(a):b;return Ya(pb()[a])},o:function(a){4<a&&(Y[a].$+=1)},f:function(a,b,c,e){a||W("Cannot use deleted val. handle = "+a);a=Y[a].value;var f=rb[b];if(!f){f="";for(var g=0;g<b;++g)f+=(0!==g?", ":"")+"arg"+g;var l="return function emval_allocator_"+b+"(constructor, argTypes, args) {\n";for(g=0;g<b;++g)l+="var argType"+g+
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+(function(){function a(f){d.asm=f.exports;O--;d.monitorRunDependencies&&d.monitorRunDependencies(O);0==O&&(null!==Ga&&(clearInterval(Ga),Ga=null),Q&&(f=Q,Q=null,f()))}function b(f){a(f.instance)}function c(f){return La().then(function(g){return WebAssembly.instantiate(g,e)}).then(f,function(g){B("failed to asynchronously prepare wasm: "+g);A(g)})}var e={a:zb};O++;d.monitorRunDependencies&&d.monitorRunDependencies(O);if(d.instantiateWasm)try{return d.instantiateWasm(e,a)}catch(f){return B("Module.instantiateWasm callback failed with error: "+
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+var Ma=d.___wasm_call_ctors=function(){return(Ma=d.___wasm_call_ctors=d.asm.B).apply(null,arguments)},yb=d._malloc=function(){return(yb=d._malloc=d.asm.C).apply(null,arguments)},Z=d._free=function(){return(Z=d._free=d.asm.D).apply(null,arguments)},lb=d.___getTypeName=function(){return(lb=d.___getTypeName=d.asm.E).apply(null,arguments)};d.___embind_register_native_and_builtin_types=function(){return(d.___embind_register_native_and_builtin_types=d.asm.F).apply(null,arguments)};
+d.dynCall_iii=function(){return(d.dynCall_iii=d.asm.G).apply(null,arguments)};d.dynCall_vii=function(){return(d.dynCall_vii=d.asm.H).apply(null,arguments)};d.dynCall_vi=function(){return(d.dynCall_vi=d.asm.I).apply(null,arguments)};d.dynCall_ii=function(){return(d.dynCall_ii=d.asm.J).apply(null,arguments)};d.dynCall_iidiiii=function(){return(d.dynCall_iidiiii=d.asm.K).apply(null,arguments)};d.dynCall_iiiiiii=function(){return(d.dynCall_iiiiiii=d.asm.L).apply(null,arguments)};
+d.dynCall_viii=function(){return(d.dynCall_viii=d.asm.M).apply(null,arguments)};d.dynCall_viiii=function(){return(d.dynCall_viiii=d.asm.N).apply(null,arguments)};d.dynCall_v=function(){return(d.dynCall_v=d.asm.O).apply(null,arguments)};d.dynCall_viiiiiii=function(){return(d.dynCall_viiiiiii=d.asm.P).apply(null,arguments)};d.dynCall_viiiiii=function(){return(d.dynCall_viiiiii=d.asm.Q).apply(null,arguments)};d.dynCall_iiii=function(){return(d.dynCall_iiii=d.asm.R).apply(null,arguments)};
+d.dynCall_iiiii=function(){return(d.dynCall_iiiii=d.asm.S).apply(null,arguments)};d.dynCall_iiji=function(){return(d.dynCall_iiji=d.asm.T).apply(null,arguments)};d.dynCall_iifi=function(){return(d.dynCall_iifi=d.asm.U).apply(null,arguments)};d.dynCall_jiji=function(){return(d.dynCall_jiji=d.asm.V).apply(null,arguments)};d.dynCall_viiiii=function(){return(d.dynCall_viiiii=d.asm.W).apply(null,arguments)};var Ab;Q=function Bb(){Ab||Cb();Ab||(Q=Bb)};
+function Cb(){function a(){if(!Ab&&(Ab=!0,d.calledRun=!0,!ka)){N(Aa);N(Ba);aa(d);if(d.onRuntimeInitialized)d.onRuntimeInitialized();if(d.postRun)for("function"==typeof d.postRun&&(d.postRun=[d.postRun]);d.postRun.length;){var b=d.postRun.shift();Ca.unshift(b)}N(Ca)}}if(!(0<O)){if(d.preRun)for("function"==typeof d.preRun&&(d.preRun=[d.preRun]);d.preRun.length;)Da();N(za);0<O||(d.setStatus?(d.setStatus("Running..."),setTimeout(function(){setTimeout(function(){d.setStatus("")},1);a()},1)):a())}}
+d.run=Cb;if(d.preInit)for("function"==typeof d.preInit&&(d.preInit=[d.preInit]);0<d.preInit.length;)d.preInit.pop()();noExitRuntime=!0;Cb();
+
+
+  return jxl_dec.ready
+}
+);
+})();
+if (typeof exports === 'object' && typeof module === 'object')
+      module.exports = jxl_dec;
+    else if (typeof define === 'function' && define['amd'])
+      define([], function() { return jxl_dec; });
+    else if (typeof exports === 'object')
+      exports["jxl_dec"] = jxl_dec;
+    

codecs/jxl/enc/jxl_enc.cpp

@@ -0,0 +1,60 @@
+#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;
+};
+
+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.speed_tier = static_cast<jxl::SpeedTier>(options.speed);
+  cparams.butteraugli_distance = options.quality;
+
+  io.metadata.SetAlphaBits(8);
+
+  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()));
+  }
+
+  // TODO: Any freeing that needs to be done?
+  //
+  return js_result;
+}
+
+void free_result() {}
+
+EMSCRIPTEN_BINDINGS(my_module) {
+  value_object<JXLOptions>("JXLOptions")
+      .field("speed", &JXLOptions::speed)
+      .field("quality", &JXLOptions::quality);
+
+  function("encode", &encode);
+}

codecs/jxl/enc/jxl_enc.d.ts

@@ -0,0 +1,8 @@
+import { EncodeOptions } from '../../src/codecs/jxl/encoder-meta';
+
+interface JXLModule extends EmscriptenWasm.Module {
+  encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array;
+}
+
+
+export default function(opts: EmscriptenWasm.ModuleOpts): JXLModule;

codecs/jxl/enc/jxl_enc.js

@@ -0,0 +1,117 @@
+
+var jxl_enc = (function() {
+  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
+  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
+  return (
+function(jxl_enc) {
+  jxl_enc = jxl_enc || {};
+
+
+var f;f||(f=typeof jxl_enc !== 'undefined' ? jxl_enc : {});var aa,ba;f.ready=new Promise(function(a,b){aa=a;ba=b});var p={},t;for(t in f)f.hasOwnProperty(t)&&(p[t]=f[t]);var ca="./this.program",da=!1,w=!1,z=!1,ea=!1;da="object"===typeof window;w="function"===typeof importScripts;z="object"===typeof process&&"object"===typeof process.versions&&"string"===typeof process.versions.node;ea=!da&&!z&&!w;var A="",fa,ha,ia,ka;
+if(z)A=w?require("path").dirname(A)+"/":__dirname+"/",fa=function(a,b){ia||(ia=require("fs"));ka||(ka=require("path"));a=ka.normalize(a);return ia.readFileSync(a,b?null:"utf8")},ha=function(a){a=fa(a,!0);a.buffer||(a=new Uint8Array(a));assert(a.buffer);return a},1<process.argv.length&&(ca=process.argv[1].replace(/\\/g,"/")),process.argv.slice(2),process.on("uncaughtException",function(a){throw a;}),process.on("unhandledRejection",B),f.inspect=function(){return"[Emscripten Module object]"};else if(ea)"undefined"!=
+typeof read&&(fa=function(a){return read(a)}),ha=function(a){if("function"===typeof readbuffer)return new Uint8Array(readbuffer(a));a=read(a,"binary");assert("object"===typeof a);return a},"undefined"!==typeof print&&("undefined"===typeof console&&(console={}),console.log=print,console.warn=console.error="undefined"!==typeof printErr?printErr:print);else if(da||w)w?A=self.location.href:document.currentScript&&(A=document.currentScript.src),_scriptDir&&(A=_scriptDir),0!==A.indexOf("blob:")?A=A.substr(0,
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+function Qc(){function a(){if(!Oc&&(Oc=!0,f.calledRun=!0,!oa)){f.noFSInit||Pb||(Pb=!0,Ob(),f.stdin=f.stdin,f.stdout=f.stdout,f.stderr=f.stderr,f.stdin?Rb("stdin",f.stdin):Kb("/dev/tty","/dev/stdin"),f.stdout?Rb("stdout",null,f.stdout):Kb("/dev/tty","/dev/stdout"),f.stderr?Rb("stderr",null,f.stderr):Kb("/dev/tty1","/dev/stderr"),Lb("/dev/stdin","r"),Lb("/dev/stdout","w"),Lb("/dev/stderr","w"));Ga(Ia);ub=!1;Ga(Ja);aa(f);if(f.onRuntimeInitialized)f.onRuntimeInitialized();if(f.postRun)for("function"==
+typeof f.postRun&&(f.postRun=[f.postRun]);f.postRun.length;){var b=f.postRun.shift();Ka.unshift(b)}Ga(Ka)}}if(!(0<L)){if(f.preRun)for("function"==typeof f.preRun&&(f.preRun=[f.preRun]);f.preRun.length;)La();Ga(Ha);0<L||(f.setStatus?(f.setStatus("Running..."),setTimeout(function(){setTimeout(function(){f.setStatus("")},1);a()},1)):a())}}f.run=Qc;if(f.preInit)for("function"==typeof f.preInit&&(f.preInit=[f.preInit]);0<f.preInit.length;)f.preInit.pop()();noExitRuntime=!0;Qc();
+
+
+  return jxl_enc.ready
+}
+);
+})();
+if (typeof exports === 'object' && typeof module === 'object')
+      module.exports = jxl_enc;
+    else if (typeof define === 'function' && define['amd'])
+      define([], function() { return jxl_enc; });
+    else if (typeof exports === 'object')
+      exports["jxl_enc"] = jxl_enc;
+    

codecs/jxl/package.json

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

codecs/mozjpeg/Makefile

@@ -0,0 +1,52 @@
+CODEC_URL := https://github.com/mozilla/mozjpeg/archive/v3.3.1.tar.gz
+CODEC_DIR := node_modules/mozjpeg
+CODEC_OUT_RELATIVE := .libs/libjpeg.a rdswitch.o
+CODEC_OUT := $(addprefix $(CODEC_DIR)/, $(CODEC_OUT_RELATIVE))
+OUT_JS := enc/mozjpeg_enc.js dec/mozjpeg_dec.js
+OUT_WASM := $(OUT_JS:.js=.wasm)
+
+.PHONY: all clean
+
+all: $(OUT_JS)
+
+%.js: %.cpp $(CODEC_OUT)
+	$(CXX) \
+		-I $(CODEC_DIR) \
+		${CXXFLAGS} \
+		${LDFLAGS} \
+		--bind \
+		--closure 1 \
+		-s ALLOW_MEMORY_GROWTH=1 \
+		-s MODULARIZE=1 \
+		-s 'EXPORT_NAME="$(basename $(@F))"' \
+		-o $@ \
+		$+
+
+# This one is a bit special: there is no rule for .libs/libjpeg.a
+#  so we use libjpeg.la which implicitly builds that one instead.
+$(CODEC_DIR)/.libs/libjpeg.a: $(CODEC_DIR)/Makefile
+	$(MAKE) -C $(CODEC_DIR) libjpeg.la
+
+$(CODEC_DIR)/rdswitch.o: $(CODEC_DIR)/Makefile
+	$(MAKE) -C $(CODEC_DIR) rdswitch.o
+
+$(CODEC_DIR)/Makefile: $(CODEC_DIR)/configure
+	cd $(CODEC_DIR) && ./configure \
+		--disable-shared \
+		--without-turbojpeg \
+		--without-simd \
+		--without-arith-enc \
+		--without-arith-dec
+
+$(CODEC_DIR)/configure: $(CODEC_DIR)/configure.ac
+	cd $(CODEC_DIR) && autoreconf -iv
+
+$(CODEC_DIR)/configure.ac: $(CODEC_DIR)
+
+$(CODEC_DIR):
+	mkdir -p $@
+	curl -sL $(CODEC_URL) | tar xz --strip 1 -C $@
+
+clean:
+	$(RM) $(OUT_JS) $(OUT_WASM)
+	$(MAKE) -C $(CODEC_DIR) clean

codecs/mozjpeg/README.md

@@ -17,10 +17,6 @@ See `example.html`
 
 Returns the version of MozJPEG as a number. va.b.c is encoded as 0x0a0b0c
 
-### `void free_result()`
-
-Frees the result created by `encode()`.
-
 ### `Uint8Array encode(std::string image_in, int image_width, int image_height, MozJpegOptions opts)`
 
 Encodes the given image with given dimension to JPEG. Options looks like this:

codecs/mozjpeg/dec/example.html

@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<script src="mozjpeg_dec.js"></script>
+<script>
+  const module = mozjpeg_dec({
+    async onRuntimeInitialized() {
+      const image = await fetch("./original.jpg").then(r => r.arrayBuffer());
+      const result = this.decode(image);
+
+      const canvas = document.createElement("canvas");
+      canvas.width = result.width;
+      canvas.height = result.height;
+      // Draw image onto canvas
+      const ctx = canvas.getContext("2d");
+      ctx.putImageData(result, 0, 0);
+      document.body.append(canvas);
+    }
+  });
+</script>

codecs/mozjpeg/dec/mozjpeg_dec.cpp

@@ -0,0 +1,59 @@
+#include <emscripten/bind.h>
+#include <emscripten/val.h>
+#include "config.h"
+#include "jpeglib.h"
+
+extern "C" {
+#include "cdjpeg.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) {
+  uint8_t* image_buffer = (uint8_t*)image_in.c_str();
+
+  jpeg_decompress_struct cinfo;
+  jpeg_error_mgr jerr;
+  // Initialize the JPEG decompression object with default error handling.
+  cinfo.err = jpeg_std_error(&jerr);
+  jpeg_create_decompress(&cinfo);
+
+  jpeg_mem_src(&cinfo, image_buffer, image_in.length());
+  // Read file header, set default decompression parameters
+  jpeg_read_header(&cinfo, TRUE);
+  // Force RGBA decoding, even for grayscale images
+  cinfo.out_color_space = JCS_EXT_RGBA;
+  jpeg_start_decompress(&cinfo);
+
+  // Prepare output buffer
+  size_t output_size = cinfo.output_width * cinfo.output_height * 4;
+  std::vector<uint8_t> output_buffer(output_size);
+  auto stride = cinfo.output_width * 4;
+
+  // Process data
+  auto buffer_lines_available = cinfo.output_height;
+  while (cinfo.output_scanline < cinfo.output_height) {
+    uint8_t* ptr = &output_buffer[stride * cinfo.output_scanline];
+    auto lines_read = jpeg_read_scanlines(&cinfo, &ptr, buffer_lines_available);
+    buffer_lines_available -= lines_read;
+  }
+  jpeg_finish_decompress(&cinfo);
+
+  // Step 7: release JPEG compression object
+
+  auto data = Uint8ClampedArray.new_(typed_memory_view(output_buffer.size(), output_buffer.data()));
+  auto js_result = ImageData.new_(data, cinfo.output_width, cinfo.output_height);
+
+  // This is an important step since it will release a good deal of memory.
+  jpeg_destroy_decompress(&cinfo);
+
+  // And we're done!
+  return js_result;
+}
+
+EMSCRIPTEN_BINDINGS(my_module) {
+  function("decode", &decode);
+}

codecs/mozjpeg/dec/mozjpeg_dec.js

@@ -0,0 +1,69 @@
+
+var mozjpeg_dec = (function() {
+  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
+  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
+  return (
+function(mozjpeg_dec) {
+  mozjpeg_dec = mozjpeg_dec || {};
+
+
+var d;d||(d=typeof mozjpeg_dec !== 'undefined' ? mozjpeg_dec : {});var aa,ba;d.ready=new Promise(function(a,b){aa=a;ba=b});var r={},t;for(t in d)d.hasOwnProperty(t)&&(r[t]=d[t]);var ca="./this.program";function u(a,b){throw b;}var v=!1,w=!1,da=!1,ea=!1;v="object"===typeof window;w="function"===typeof importScripts;da="object"===typeof process&&"object"===typeof process.versions&&"string"===typeof process.versions.node;ea=!v&&!da&&!w;var x="",z,A,fa,ha;
+if(da)x=w?require("path").dirname(x)+"/":__dirname+"/",z=function(a,b){fa||(fa=require("fs"));ha||(ha=require("path"));a=ha.normalize(a);return fa.readFileSync(a,b?null:"utf8")},A=function(a){a=z(a,!0);a.buffer||(a=new Uint8Array(a));a.buffer||B("Assertion failed: undefined");return a},1<process.argv.length&&(ca=process.argv[1].replace(/\\/g,"/")),process.argv.slice(2),process.on("uncaughtException",function(a){if(!(a instanceof ia))throw a;}),process.on("unhandledRejection",B),u=function(a){process.exit(a)},
+d.inspect=function(){return"[Emscripten Module object]"};else if(ea)"undefined"!=typeof read&&(z=function(a){return read(a)}),A=function(a){if("function"===typeof readbuffer)return new Uint8Array(readbuffer(a));a=read(a,"binary");"object"===typeof a||B("Assertion failed: undefined");return a},"function"===typeof quit&&(u=function(a){quit(a)}),"undefined"!==typeof print&&("undefined"===typeof console&&(console={}),console.log=print,console.warn=console.error="undefined"!==typeof printErr?printErr:
+print);else if(v||w)w?x=self.location.href:document.currentScript&&(x=document.currentScript.src),_scriptDir&&(x=_scriptDir),0!==x.indexOf("blob:")?x=x.substr(0,x.lastIndexOf("/")+1):x="",z=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},w&&(A=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)});var ja=d.print||console.log.bind(console),D=d.printErr||console.warn.bind(console);
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+d.dynCall_iii=function(){return(d.dynCall_iii=d.asm.F).apply(null,arguments)};d.dynCall_vii=function(){return(d.dynCall_vii=d.asm.G).apply(null,arguments)};d.dynCall_vi=function(){return(d.dynCall_vi=d.asm.H).apply(null,arguments)};d.dynCall_ii=function(){return(d.dynCall_ii=d.asm.I).apply(null,arguments)};d.dynCall_iiiiii=function(){return(d.dynCall_iiiiii=d.asm.J).apply(null,arguments)};d.dynCall_iiiiiii=function(){return(d.dynCall_iiiiiii=d.asm.K).apply(null,arguments)};
+d.dynCall_iiiii=function(){return(d.dynCall_iiiii=d.asm.L).apply(null,arguments)};d.dynCall_iiii=function(){return(d.dynCall_iiii=d.asm.M).apply(null,arguments)};d.dynCall_viiiii=function(){return(d.dynCall_viiiii=d.asm.N).apply(null,arguments)};d.dynCall_viiii=function(){return(d.dynCall_viiii=d.asm.O).apply(null,arguments)};d.dynCall_viiiiiii=function(){return(d.dynCall_viiiiiii=d.asm.P).apply(null,arguments)};d.dynCall_jiji=function(){return(d.dynCall_jiji=d.asm.Q).apply(null,arguments)};
+d.dynCall_viiiiii=function(){return(d.dynCall_viiiiii=d.asm.R).apply(null,arguments)};var Ab;function ia(a){this.name="ExitStatus";this.message="Program terminated with exit("+a+")";this.status=a}R=function Bb(){Ab||Cb();Ab||(R=Bb)};
+function Cb(){function a(){if(!Ab&&(Ab=!0,d.calledRun=!0,!la)){O(Ba);O(Ca);aa(d);if(d.onRuntimeInitialized)d.onRuntimeInitialized();if(d.postRun)for("function"==typeof d.postRun&&(d.postRun=[d.postRun]);d.postRun.length;){var b=d.postRun.shift();Da.unshift(b)}O(Da)}}if(!(0<Q)){if(d.preRun)for("function"==typeof d.preRun&&(d.preRun=[d.preRun]);d.preRun.length;)Ea();O(Aa);0<Q||(d.setStatus?(d.setStatus("Running..."),setTimeout(function(){setTimeout(function(){d.setStatus("")},1);a()},1)):a())}}
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+
+
+  return mozjpeg_dec.ready
+}
+);
+})();
+if (typeof exports === 'object' && typeof module === 'object')
+      module.exports = mozjpeg_dec;
+    else if (typeof define === 'function' && define['amd'])
+      define([], function() { return mozjpeg_dec; });
+    else if (typeof exports === 'object')
+      exports["mozjpeg_dec"] = mozjpeg_dec;
+    

codecs/mozjpeg/enc/mozjpeg_enc.cpp

@@ -1,10 +1,5 @@
 #include <emscripten/bind.h>
 #include <emscripten/val.h>
-#include <inttypes.h>
-#include <setjmp.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
 #include "config.h"
 #include "jpeglib.h"
 
@@ -14,12 +9,6 @@ extern "C" {
 
 using namespace emscripten;
 
-// MozJPEG doesn’t expose a numeric version, so I have to do some fun C macro
-// hackery to turn it into a string. More details here:
-// https://gcc.gnu.org/onlinedocs/cpp/Stringizing.html
-#define xstr(s) str(s)
-#define str(s) #s
-
 struct MozJpegOptions {
   int quality;
   bool baseline;
@@ -39,24 +28,7 @@ struct MozJpegOptions {
   int chroma_quality;
 };
 
-int version() {
-  char buffer[] = xstr(MOZJPEG_VERSION);
-  int version = 0;
-  int last_index = 0;
-  for (int i = 0; i < strlen(buffer); i++) {
-    if (buffer[i] == '.') {
-      buffer[i] = '\0';
-      version = version << 8 | atoi(&buffer[last_index]);
-      buffer[i] = '.';
-      last_index = i + 1;
-    }
-  }
-  version = version << 8 | atoi(&buffer[last_index]);
-  return version;
-}
-
-uint8_t* last_result;
-struct jpeg_compress_struct cinfo;
+thread_local const val Uint8Array = val::global("Uint8Array");
 
 val encode(std::string image_in, int image_width, int image_height, MozJpegOptions opts) {
   uint8_t* image_buffer = (uint8_t*)image_in.c_str();
@@ -65,12 +37,15 @@ val encode(std::string image_in, int image_width, int image_height, MozJpegOptio
   // https://github.com/mozilla/mozjpeg/blob/master/example.c
   // I just write to memory instead of a file.
 
+  /* Step 1: allocate and initialize JPEG compression object */
+
   /* This struct contains the JPEG compression parameters and pointers to
    * working space (which is allocated as needed by the JPEG library).
    * It is possible to have several such structures, representing multiple
    * compression/decompression processes, in existence at once.  We refer
    * to any one struct (and its associated working data) as a "JPEG object".
    */
+  jpeg_compress_struct cinfo;
   /* This struct represents a JPEG error handler.  It is declared separately
    * because applications often want to supply a specialized error handler
    * (see the second half of this file for an example).  But here we just
@@ -79,15 +54,7 @@ val encode(std::string image_in, int image_width, int image_height, MozJpegOptio
    * Note that this struct must live as long as the main JPEG parameter
    * struct, to avoid dangling-pointer problems.
    */
-  struct jpeg_error_mgr jerr;
-  /* More stuff */
-  JSAMPROW row_pointer[1]; /* pointer to JSAMPLE row[s] */
-  int row_stride;          /* physical row width in image buffer */
-  uint8_t* output;
-  unsigned long size;
-
-  /* Step 1: allocate and initialize JPEG compression object */
-
+  jpeg_error_mgr jerr;
   /* We have to set up the error handler first, in case the initialization
    * step fails.  (Unlikely, but it could happen if you are out of memory.)
    * This routine fills in the contents of struct jerr, and returns jerr's
@@ -109,6 +76,8 @@ val encode(std::string image_in, int image_width, int image_height, MozJpegOptio
   //   fprintf(stderr, "can't open %s\n", filename);
   //   exit(1);
   // }
+  uint8_t* output = nullptr;
+  unsigned long size = 0;
   jpeg_mem_dest(&cinfo, &output, &size);
 
   /* Step 3: set parameters for compression */
@@ -184,31 +153,33 @@ val encode(std::string image_in, int image_width, int image_height, MozJpegOptio
    * To keep things simple, we pass one scanline per call; you can pass
    * more if you wish, though.
    */
-  row_stride = image_width * 4; /* JSAMPLEs per row in image_buffer */
+  int row_stride = image_width * 4; /* JSAMPLEs per row in image_buffer */
 
   while (cinfo.next_scanline < cinfo.image_height) {
     /* jpeg_write_scanlines expects an array of pointers to scanlines.
      * Here the array is only one element long, but you could pass
      * more than one scanline at a time if that's more convenient.
      */
-    row_pointer[0] = &image_buffer[cinfo.next_scanline * row_stride];
-    (void)jpeg_write_scanlines(&cinfo, row_pointer, 1);
+
+    JSAMPROW row_pointer =
+        &image_buffer[cinfo.next_scanline * row_stride]; /* pointer to JSAMPLE row[s] */
+    (void)jpeg_write_scanlines(&cinfo, &row_pointer, 1);
   }
 
   /* Step 6: Finish compression */
 
   jpeg_finish_compress(&cinfo);
+
   /* Step 7: release JPEG compression object */
 
-  last_result = output;
+  auto js_result = Uint8Array.new_(typed_memory_view(size, output));
 
-  /* And we're done! */
-  return val(typed_memory_view(size, output));
-}
-
-void free_result() {
   /* This is an important step since it will release a good deal of memory. */
   jpeg_destroy_compress(&cinfo);
+  free(output);
+
+  /* And we're done! */
+  return js_result;
 }
 
 EMSCRIPTEN_BINDINGS(my_module) {
@@ -230,7 +201,5 @@ EMSCRIPTEN_BINDINGS(my_module) {
       .field("separate_chroma_quality", &MozJpegOptions::separate_chroma_quality)
       .field("chroma_quality", &MozJpegOptions::chroma_quality);
 
-  function("version", &version);
   function("encode", &encode);
-  function("free_result", &free_result);
 }

codecs/mozjpeg/enc/mozjpeg_enc.d.ts

@@ -2,7 +2,6 @@ import { EncodeOptions } from '../../src/codecs/mozjpeg/encoder-meta';
 
 interface MozJPEGModule extends EmscriptenWasm.Module {
   encode(data: BufferSource, width: number, height: number, options: EncodeOptions): Uint8Array;
-  free_result(): void;
 }
 
 export default function(opts: EmscriptenWasm.ModuleOpts): MozJPEGModule;

codecs/mozjpeg/enc/mozjpeg_enc.js

@@ -0,0 +1,72 @@
+
+var mozjpeg_enc = (function() {
+  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
+  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
+  return (
+function(mozjpeg_enc) {
+  mozjpeg_enc = mozjpeg_enc || {};
+
+
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+var Oa=d.___wasm_call_ctors=function(){return(Oa=d.___wasm_call_ctors=d.asm.D).apply(null,arguments)},Z=d._free=function(){return(Z=d._free=d.asm.E).apply(null,arguments)},zb=d._malloc=function(){return(zb=d._malloc=d.asm.F).apply(null,arguments)},mb=d.___getTypeName=function(){return(mb=d.___getTypeName=d.asm.G).apply(null,arguments)};d.___embind_register_native_and_builtin_types=function(){return(d.___embind_register_native_and_builtin_types=d.asm.H).apply(null,arguments)};
+d.dynCall_i=function(){return(d.dynCall_i=d.asm.I).apply(null,arguments)};d.dynCall_vi=function(){return(d.dynCall_vi=d.asm.J).apply(null,arguments)};d.dynCall_iii=function(){return(d.dynCall_iii=d.asm.K).apply(null,arguments)};d.dynCall_viii=function(){return(d.dynCall_viii=d.asm.L).apply(null,arguments)};d.dynCall_iiiiii=function(){return(d.dynCall_iiiiii=d.asm.M).apply(null,arguments)};d.dynCall_viiiii=function(){return(d.dynCall_viiiii=d.asm.N).apply(null,arguments)};
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+d.dynCall_viiii=function(){return(d.dynCall_viiii=d.asm.U).apply(null,arguments)};d.dynCall_viiiiiii=function(){return(d.dynCall_viiiiiii=d.asm.V).apply(null,arguments)};d.dynCall_jiji=function(){return(d.dynCall_jiji=d.asm.W).apply(null,arguments)};d.dynCall_viiiiii=function(){return(d.dynCall_viiiiii=d.asm.X).apply(null,arguments)};var Bb;function ia(a){this.name="ExitStatus";this.message="Program terminated with exit("+a+")";this.status=a}P=function Cb(){Bb||Db();Bb||(P=Cb)};
+function Db(){function a(){if(!Bb&&(Bb=!0,d.calledRun=!0,!ma)){Ca(Ea);Ca(Fa);aa(d);if(d.onRuntimeInitialized)d.onRuntimeInitialized();if(d.postRun)for("function"==typeof d.postRun&&(d.postRun=[d.postRun]);d.postRun.length;){var b=d.postRun.shift();Ga.unshift(b)}Ca(Ga)}}if(!(0<O)){if(d.preRun)for("function"==typeof d.preRun&&(d.preRun=[d.preRun]);d.preRun.length;)Ha();Ca(Da);0<O||(d.setStatus?(d.setStatus("Running..."),setTimeout(function(){setTimeout(function(){d.setStatus("")},1);a()},1)):a())}}
+d.run=Db;if(d.preInit)for("function"==typeof d.preInit&&(d.preInit=[d.preInit]);0<d.preInit.length;)d.preInit.pop()();noExitRuntime=!0;Db();
+
+
+  return mozjpeg_enc.ready
+}
+);
+})();
+if (typeof exports === 'object' && typeof module === 'object')
+      module.exports = mozjpeg_enc;
+    else if (typeof define === 'function' && define['amd'])
+      define([], function() { return mozjpeg_enc; });
+    else if (typeof exports === 'object')
+      exports["mozjpeg_enc"] = mozjpeg_enc;
+    

codecs/mozjpeg/package-lock.json

@@ -0,0 +1,4 @@
+{
+  "name": "mozjpeg_enc",
+  "lockfileVersion": 1
+}

codecs/mozjpeg/package.json

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

codecs/mozjpeg_enc/build.sh

@@ -1,52 +0,0 @@
-#!/bin/bash
-
-set -e
-
-export EM_CACHE="${PWD}/node_modules/.em_cache"
-export OPTIMIZE="-Os -flto --llvm-lto 1"
-export LDFLAGS="${OPTIMIZE}"
-export CFLAGS="${OPTIMIZE}"
-export CPPFLAGS="${OPTIMIZE}"
-
-apt-get update
-apt-get install -qqy autoconf libtool libpng-dev pkg-config
-
-echo "============================================="
-echo "Compiling mozjpeg"
-echo "============================================="
-(
-  cd node_modules/mozjpeg
-  autoreconf -iv
-  emconfigure ./configure -C --without-simd
-  emmake make libjpeg.la rdswitch.o -j`nproc`
-)
-echo "============================================="
-echo "Compiling mozjpeg done"
-echo "============================================="
-
-echo "============================================="
-echo "Compiling wasm bindings"
-echo "============================================="
-(
-  emcc \
-    --bind \
-    ${OPTIMIZE} \
-    --closure 1 \
-    -s ALLOW_MEMORY_GROWTH=1 \
-    -s MODULARIZE=1 \
-    -s 'EXPORT_NAME="mozjpeg_enc"' \
-    -I node_modules/mozjpeg \
-    -o ./mozjpeg_enc.js \
-    -std=c++11 \
-    mozjpeg_enc.cpp \
-    node_modules/mozjpeg/.libs/libjpeg.a \
-    node_modules/mozjpeg/rdswitch.o
-)
-echo "============================================="
-echo "Compiling wasm bindings done"
-echo "============================================="
-
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
-echo "Did you update your docker image?"
-echo "Run \`docker pull trzeci/emscripten-upstream\`"
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"

codecs/mozjpeg_enc/mozjpeg_enc.js

@@ -1,70 +0,0 @@
-
-var mozjpeg_enc = (function() {
-  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
-  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
-  return (
-function(mozjpeg_enc) {
-  mozjpeg_enc = mozjpeg_enc || {};
-
-var c;c||(c=typeof mozjpeg_enc !== 'undefined' ? mozjpeg_enc : {});var r={},t;for(t in c)c.hasOwnProperty(t)&&(r[t]=c[t]);var aa="./this.program";function u(a,b){throw b;}var ba=!1,v=!1,ca=!1,da=!1;ba="object"===typeof window;v="function"===typeof importScripts;ca="object"===typeof process&&"object"===typeof process.versions&&"string"===typeof process.versions.node;da=!ba&&!ca&&!v;var w="",ea,x,fa,ha;
-if(ca)w=v?require("path").dirname(w)+"/":__dirname+"/",ea=function(a,b){fa||(fa=require("fs"));ha||(ha=require("path"));a=ha.normalize(a);return fa.readFileSync(a,b?null:"utf8")},x=function(a){a=ea(a,!0);a.buffer||(a=new Uint8Array(a));a.buffer||A("Assertion failed: undefined");return a},1<process.argv.length&&(aa=process.argv[1].replace(/\\/g,"/")),process.argv.slice(2),process.on("uncaughtException",function(a){if(!(a instanceof ia))throw a;}),process.on("unhandledRejection",A),u=function(a){process.exit(a)},
-c.inspect=function(){return"[Emscripten Module object]"};else if(da)"undefined"!=typeof read&&(ea=function(a){return read(a)}),x=function(a){if("function"===typeof readbuffer)return new Uint8Array(readbuffer(a));a=read(a,"binary");"object"===typeof a||A("Assertion failed: undefined");return a},"function"===typeof quit&&(u=function(a){quit(a)}),"undefined"!==typeof print&&("undefined"===typeof console&&(console={}),console.log=print,console.warn=console.error="undefined"!==typeof printErr?printErr:
-print);else if(ba||v)v?w=self.location.href:document.currentScript&&(w=document.currentScript.src),_scriptDir&&(w=_scriptDir),0!==w.indexOf("blob:")?w=w.substr(0,w.lastIndexOf("/")+1):w="",ea=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.send(null);return b.responseText},v&&(x=function(a){var b=new XMLHttpRequest;b.open("GET",a,!1);b.responseType="arraybuffer";b.send(null);return new Uint8Array(b.response)});var ja=c.print||console.log.bind(console),B=c.printErr||console.warn.bind(console);
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codecs/mozjpeg_enc/package.json

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-{
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codecs/oxipng/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "oxipng"
+name = "squoosh-oxipng"
 version = "0.1.0"
 authors = ["Ingvar Stepanyan <me@rreverser.com>"]
 edition = "2018"
@@ -9,13 +9,10 @@ publish = false
 crate-type = ["cdylib"]
 
 [dependencies]
-oxipng = { version = "2.3.0", default-features = false }
-wasm-bindgen = "0.2.48"
+oxipng = { version = "3.0.0", default-features = false }
+wasm-bindgen = "0.2.64"
 log = { version = "0.4", features = ["release_max_level_off"] }
 
 [profile.release]
 lto = true
 opt-level = "s"
-
-[patch.crates-io]
-oxipng = { git = "https://github.com/shssoichiro/oxipng.git", branch = "master" }

codecs/oxipng/Dockerfile

@@ -3,10 +3,10 @@ RUN rustup target add wasm32-unknown-unknown
 RUN curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
 
 RUN mkdir /opt/wabt && \
- curl -L https://github.com/WebAssembly/wabt/releases/download/1.0.11/wabt-1.0.11-linux.tar.gz  | tar -xzf - -C /opt/wabt --strip 1
+  curl -L https://github.com/WebAssembly/wabt/releases/download/1.0.17/wabt-1.0.17-ubuntu.tar.gz  | tar -xzf - -C /opt/wabt --strip 1
 
 RUN mkdir /opt/wasi-sdk && \
-  curl -L https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-8/wasi-sdk-8.0-linux.tar.gz | tar -xzf - -C /opt/wasi-sdk --strip 1
+  curl -L https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-11/wasi-sdk-11.0-linux.tar.gz | tar -xzf - -C /opt/wasi-sdk --strip 1
 
-ENV PATH="/opt/wabt:/opt/wasi-sdk/bin:${PATH}"
+ENV PATH="/opt/wabt/bin:/opt/wasi-sdk/bin:${PATH}"
 WORKDIR /src

codecs/oxipng/build.sh

@@ -1,22 +0,0 @@
-#!/bin/bash
-
-set -e
-
-echo "============================================="
-echo "Compiling wasm"
-echo "============================================="
-(
-  wasm-pack build
-  wasm-strip pkg/oxipng_bg.wasm
-  rm pkg/.gitignore
-)
-echo "============================================="
-echo "Compiling wasm  done"
-echo "============================================="
-
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
-echo "Did you update your docker image?"
-echo "Run \`docker pull ubuntu\`"
-echo "Run \`docker pull rust\`"
-echo "Run \`docker build -t squoosh-oxipng .\`"
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"

codecs/oxipng/package.json

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

codecs/oxipng/pkg/package.json

@@ -1,15 +1,15 @@
 {
-  "name": "oxipng",
+  "name": "squoosh-oxipng",
   "collaborators": [
     "Ingvar Stepanyan <me@rreverser.com>"
   ],
   "version": "0.1.0",
   "files": [
-    "oxipng_bg.wasm",
-    "oxipng.js",
-    "oxipng.d.ts"
+    "squoosh_oxipng_bg.wasm",
+    "squoosh_oxipng.js",
+    "squoosh_oxipng.d.ts"
   ],
-  "module": "oxipng.js",
-  "types": "oxipng.d.ts",
+  "module": "squoosh_oxipng.js",
+  "types": "squoosh_oxipng.d.ts",
   "sideEffects": false
 }

codecs/oxipng/pkg/squoosh_oxipng.d.ts

@@ -1,8 +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;

codecs/oxipng/pkg/squoosh_oxipng.js

@@ -0,0 +1,2 @@
+import * as wasm from "./squoosh_oxipng_bg.wasm";
+export * from "./squoosh_oxipng_bg.js";

codecs/oxipng/pkg/squoosh_oxipng_bg.js

@@ -1,6 +1,6 @@
-import * as wasm from './oxipng_bg.wasm';
+import * as wasm from './squoosh_oxipng_bg.wasm';
 
-const lTextDecoder = typeof TextDecoder === 'undefined' ? require('util').TextDecoder : TextDecoder;
+const lTextDecoder = typeof TextDecoder === 'undefined' ? (0, module.require)('util').TextDecoder : TextDecoder;
 
 let cachedTextDecoder = new lTextDecoder('utf-8', { ignoreBOM: true, fatal: true });
 

codecs/oxipng/src/lib.rs

@@ -1,10 +1,18 @@
 mod malloc_shim;
 
 use wasm_bindgen::prelude::*;
+use oxipng::AlphaOptim;
 
 #[wasm_bindgen(catch)]
 pub fn optimise(data: &[u8], level: u8) -> Vec<u8> {
   let mut options = oxipng::Options::from_preset(level);
+  options.alphas.insert(AlphaOptim::Black);
+  options.alphas.insert(AlphaOptim::White);
+  options.alphas.insert(AlphaOptim::Up);
+  options.alphas.insert(AlphaOptim::Down);
+  options.alphas.insert(AlphaOptim::Left);
+  options.alphas.insert(AlphaOptim::Right);
+
   options.deflate = oxipng::Deflaters::Libdeflater;
   oxipng::optimize_from_memory(data, &options).unwrap_throw()
 }

codecs/resize/.gitignore

@@ -1,6 +1,5 @@
 **/*.rs.bk
 target
-Cargo.lock
 bin/
 pkg/README.md
 lut.inc

codecs/resize/Cargo.lock

@@ -0,0 +1,284 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "bumpalo"
+version = "3.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e8c087f005730276d1096a652e92a8bacee2e2472bcc9715a74d2bec38b5820"
+
+[[package]]
+name = "cfg-if"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+
+[[package]]
+name = "console_error_panic_hook"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8d976903543e0c48546a91908f21588a680a8c8f984df9a5d69feccb2b2a211"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "futures"
+version = "0.1.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b980f2816d6ee8673b6517b52cb0e808a180efc92e5c19d02cdda79066703ef"
+
+[[package]]
+name = "js-sys"
+version = "0.3.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4b9172132a62451e56142bff9afc91c8e4a4500aa5b847da36815b63bfda916"
+dependencies = [
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "lazy_static"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
+
+[[package]]
+name = "libc"
+version = "0.2.72"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a9f8082297d534141b30c8d39e9b1773713ab50fdbe4ff30f750d063b3bfd701"
+
+[[package]]
+name = "log"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "memory_units"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8452105ba047068f40ff7093dd1d9da90898e63dd61736462e9cdda6a90ad3c3"
+
+[[package]]
+name = "proc-macro2"
+version = "0.4.30"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
+dependencies = [
+ "unicode-xid 0.1.0",
+]
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "beae6331a816b1f65d04c45b078fd8e6c93e8071771f41b8163255bbd8d7c8fa"
+dependencies = [
+ "unicode-xid 0.2.1",
+]
+
+[[package]]
+name = "quote"
+version = "0.6.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
+dependencies = [
+ "proc-macro2 0.4.30",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
+dependencies = [
+ "proc-macro2 1.0.18",
+]
+
+[[package]]
+name = "resize"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e653e390eafbfebb2b3c5fcfbc90d801bc410d0de1f44f266ffbf2151d28aa"
+
+[[package]]
+name = "scoped-tls"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ea6a9290e3c9cf0f18145ef7ffa62d68ee0bf5fcd651017e586dc7fd5da448c2"
+
+[[package]]
+name = "squoosh-resize"
+version = "0.1.0"
+dependencies = [
+ "cfg-if",
+ "console_error_panic_hook",
+ "resize",
+ "wasm-bindgen",
+ "wasm-bindgen-test",
+ "wee_alloc",
+]
+
+[[package]]
+name = "syn"
+version = "1.0.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "936cae2873c940d92e697597c5eee105fb570cd5689c695806f672883653349b"
+dependencies = [
+ "proc-macro2 1.0.18",
+ "quote 1.0.7",
+ "unicode-xid 0.2.1",
+]
+
+[[package]]
+name = "unicode-xid"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
+
+[[package]]
+name = "unicode-xid"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
+
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a634620115e4a229108b71bde263bb4220c483b3f07f5ba514ee8d15064c4c2"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e53963b583d18a5aa3aaae4b4c1cb535218246131ba22a71f05b518098571df"
+dependencies = [
+ "bumpalo",
+ "lazy_static",
+ "log",
+ "proc-macro2 1.0.18",
+ "quote 1.0.7",
+ "syn",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-futures"
+version = "0.3.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83420b37346c311b9ed822af41ec2e82839bfe99867ec6c54e2da43b7538771c"
+dependencies = [
+ "cfg-if",
+ "futures",
+ "js-sys",
+ "wasm-bindgen",
+ "web-sys",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fcfd5ef6eec85623b4c6e844293d4516470d8f19cd72d0d12246017eb9060b8"
+dependencies = [
+ "quote 1.0.7",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9adff9ee0e94b926ca81b57f57f86d5545cdcb1d259e21ec9bdd95b901754c75"
+dependencies = [
+ "proc-macro2 1.0.18",
+ "quote 1.0.7",
+ "syn",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.64"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f7b90ea6c632dd06fd765d44542e234d5e63d9bb917ecd64d79778a13bd79ae"
+
+[[package]]
+name = "wasm-bindgen-test"
+version = "0.2.50"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2d9693b63a742d481c7f80587e057920e568317b2806988c59cd71618bc26c1"
+dependencies = [
+ "console_error_panic_hook",
+ "futures",
+ "js-sys",
+ "scoped-tls",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "wasm-bindgen-test-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-test-macro"
+version = "0.2.50"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0789dac148a8840bbcf9efe13905463b733fa96543bfbf263790535c11af7ba5"
+dependencies = [
+ "proc-macro2 0.4.30",
+ "quote 0.6.13",
+]
+
+[[package]]
+name = "web-sys"
+version = "0.3.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "863539788676619aac1a23e2df3655e96b32b0e05eb72ca34ba045ad573c625d"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "wee_alloc"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dbb3b5a6b2bb17cb6ad44a2e68a43e8d2722c997da10e928665c72ec6c0a0b8e"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "memory_units",
+ "winapi",
+]
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

codecs/resize/Cargo.toml

@@ -1,7 +1,8 @@
 [package]
-name = "resize"
+name = "squoosh-resize"
 version = "0.1.0"
 authors = ["Surma <surma@surma.link>"]
+publish = false
 
 [lib]
 #crate-type = ["cdylib", "rlib"]

codecs/resize/Dockerfile

@@ -1,9 +0,0 @@
-FROM rust
-RUN rustup target add wasm32-unknown-unknown
-RUN curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
-
-RUN mkdir /opt/wabt && \
- curl -L https://github.com/WebAssembly/wabt/releases/download/1.0.11/wabt-1.0.11-linux.tar.gz  | tar -xzf - -C /opt/wabt --strip 1
-
-ENV PATH="/opt/wabt:${PATH}"
-WORKDIR /src

codecs/resize/build.sh

@@ -1,22 +0,0 @@
-#!/bin/bash
-
-set -e
-
-echo "============================================="
-echo "Compiling wasm"
-echo "============================================="
-(
-  wasm-pack build
-  wasm-strip pkg/resize_bg.wasm
-  rm pkg/.gitignore
-)
-echo "============================================="
-echo "Compiling wasm  done"
-echo "============================================="
-
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
-echo "Did you update your docker image?"
-echo "Run \`docker pull ubuntu\`"
-echo "Run \`docker pull rust\`"
-echo "Run \`docker build -t squoosh-resize .\`"
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"

codecs/resize/package.json

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

codecs/resize/pkg/package.json

@@ -1,15 +1,15 @@
 {
-  "name": "resize",
+  "name": "squoosh-resize",
   "collaborators": [
     "Surma <surma@surma.link>"
   ],
   "version": "0.1.0",
   "files": [
-    "resize_bg.wasm",
-    "resize.js",
-    "resize.d.ts"
+    "squoosh_resize_bg.wasm",
+    "squoosh_resize.js",
+    "squoosh_resize.d.ts"
   ],
-  "module": "resize.js",
-  "types": "resize.d.ts",
-  "sideEffects": "false"
+  "module": "squoosh_resize.js",
+  "types": "squoosh_resize.d.ts",
+  "sideEffects": false
 }

codecs/resize/pkg/resize.d.ts

@@ -1,13 +0,0 @@
-/* tslint: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;

codecs/resize/pkg/resize.js

@@ -1,50 +0,0 @@
-import * as wasm from './resize_bg.wasm';
-
-let cachegetUint8Memory = null;
-function getUint8Memory() {
-    if (cachegetUint8Memory === null || cachegetUint8Memory.buffer !== wasm.memory.buffer) {
-        cachegetUint8Memory = new Uint8Array(wasm.memory.buffer);
-    }
-    return cachegetUint8Memory;
-}
-
-let WASM_VECTOR_LEN = 0;
-
-function passArray8ToWasm(arg) {
-    const ptr = wasm.__wbindgen_malloc(arg.length * 1);
-    getUint8Memory().set(arg, ptr / 1);
-    WASM_VECTOR_LEN = arg.length;
-    return ptr;
-}
-
-let cachegetInt32Memory = null;
-function getInt32Memory() {
-    if (cachegetInt32Memory === null || cachegetInt32Memory.buffer !== wasm.memory.buffer) {
-        cachegetInt32Memory = new Int32Array(wasm.memory.buffer);
-    }
-    return cachegetInt32Memory;
-}
-
-function getArrayU8FromWasm(ptr, len) {
-    return getUint8Memory().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) {
-    const retptr = 8;
-    const ret = wasm.resize(retptr, passArray8ToWasm(input_image), WASM_VECTOR_LEN, input_width, input_height, output_width, output_height, typ_idx, premultiply, color_space_conversion);
-    const memi32 = getInt32Memory();
-    const v0 = getArrayU8FromWasm(memi32[retptr / 4 + 0], memi32[retptr / 4 + 1]).slice();
-    wasm.__wbindgen_free(memi32[retptr / 4 + 0], memi32[retptr / 4 + 1] * 1);
-    return v0;
-}
-

codecs/resize/pkg/squoosh_resize.d.ts

@@ -0,0 +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;

codecs/resize/pkg/squoosh_resize.js

@@ -0,0 +1,2 @@
+import * as wasm from "./squoosh_resize_bg.wasm";
+export * from "./squoosh_resize_bg.js";

codecs/resize/pkg/squoosh_resize_bg.d.ts

@@ -1,5 +1,6 @@
 /* tslint:disable */
+/* eslint-disable */
 export const memory: WebAssembly.Memory;
+export function resize(a: number, b: number, c: number, d: number, e: number, f: number, g: number, h: number, i: number, j: number): void;
 export function __wbindgen_malloc(a: number): number;
 export function __wbindgen_free(a: number, b: number): void;
-export function resize(a: number, b: number, c: number, d: number, e: number, f: number, g: number, h: number, i: number, j: number): void;

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/resize/src/lib.rs

@@ -48,7 +48,7 @@ fn alpha_multiplier_funcs(
     if with_alpha_premultiplication {
         (
             |v, a| (v * (a as f32) / 255.0) as u8,
-            |v, a| (v as f32) * 255.0 / (a as f32).clamp(0.0, 255.0),
+            |v, a| ((v as f32) * 255.0 / (a as f32)).clamp(0.0, 255.0),
         )
     } else {
         (|v, _a| v as u8, |v, _a| v as f32)

codecs/rotate/.gitignore

@@ -1,2 +1 @@
 target
-Cargo.lock

codecs/rotate/Cargo.lock

@@ -0,0 +1,6 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "squoosh-rotate"
+version = "0.1.0"
+

codecs/rotate/Cargo.toml

@@ -1,8 +1,9 @@
 [package]
-name = "rotate"
+name = "squoosh-rotate"
 version = "0.1.0"
 authors = ["Surma <surma@google.com>"]
 edition = "2018"
+publish = false
 
 [lib]
 name = "rotate"

codecs/rotate/build.sh

@@ -1,24 +1,8 @@
-#!/bin/bash
+#!/bin/sh
 
 set -e
 
-echo "============================================="
-echo "Compiling wasm"
-echo "============================================="
-(
-  cargo build \
-    --target wasm32-unknown-unknown \
-    --release
-  cp target/wasm32-unknown-unknown/release/rotate.wasm .
-  wasm-strip rotate.wasm
-)
-echo "============================================="
-echo "Compiling wasm  done"
-echo "============================================="
-
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
-echo "Did you update your docker image?"
-echo "Run \`docker pull ubuntu\`"
-echo "Run \`docker pull rust\`"
-echo "Run \`docker build -t squoosh-rotate .\`"
-echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
+cargo build \
+  --target wasm32-unknown-unknown \
+  --release
+wasm-opt -Os --strip target/wasm32-unknown-unknown/release/rotate.wasm -o rotate.wasm

codecs/rotate/package.json

@@ -1,8 +1,7 @@
 {
   "name": "rotate",
   "scripts": {
-    "build:image": "docker build -t squoosh-rotate .",
-    "build": "docker run --rm -v $(pwd):/src squoosh-rotate ./build.sh",
+    "build": "../build-rust.sh ./build.sh",
     "benchmark": "echo File size after gzip && npm run benchmark:filesize && echo Optimizing && npm run -s benchmark:optimizing",
     "benchmark:baseline": "v8 --liftoff --no-wasm-tier-up --no-opt ./benchmark.js",
     "benchmark:optimizing": "v8 --no-liftoff --no-wasm-tier-up ./benchmark.js",