forked from external-repos/squoosh
WebP encode options (#110)
* Flailing * Holy shit struct binding * Options in the encoder! * Integrating webp options * Addressing feedback * This isn't needed anymore
This commit is contained in:
Jake Archibald
GitHub
@@ -1,7 +1,7 @@
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<!doctype html>
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<script src='webp_enc.js'></script>
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<script>
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const Module = webp_enc();
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const module = webp_enc();
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async function loadImage(src) {
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// Load image
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@@ -17,27 +17,48 @@
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return ctx.getImageData(0, 0, img.width, img.height);
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}
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Module.onRuntimeInitialized = async _ => {
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const api = {
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version: Module.cwrap('version', 'number', []),
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create_buffer: Module.cwrap('create_buffer', 'number', ['number', 'number']),
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destroy_buffer: Module.cwrap('destroy_buffer', '', ['number']),
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encode: Module.cwrap('encode', '', ['number', 'number', 'number', 'number']),
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free_result: Module.cwrap('free_result', '', ['number']),
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get_result_pointer: Module.cwrap('get_result_pointer', 'number', []),
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get_result_size: Module.cwrap('get_result_size', 'number', []),
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};
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console.log('Version:', api.version().toString(16));
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module.onRuntimeInitialized = async _ => {
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console.log('Version:', module.version().toString(16));
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const image = await loadImage('../example.png');
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const p = api.create_buffer(image.width, image.height);
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Module.HEAP8.set(image.data, p);
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api.encode(p, image.width, image.height, 2);
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const resultPointer = api.get_result_pointer();
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const resultSize = api.get_result_size();
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const resultView = new Uint8Array(Module.HEAP8.buffer, resultPointer, resultSize);
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const p = module.create_buffer(image.width, image.height);
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module.HEAP8.set(image.data, p);
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module.encode(p, image.width, image.height, {
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quality: 100,
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image_hint: 0,
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target_size: 0,
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target_PSNR: 0,
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method: 6,
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sns_strength: 50,
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filter_strength: 60,
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filter_sharpness: 0,
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filter_type: 1,
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partitions: 0,
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segments: 4,
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pass: 1,
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show_compressed: 0,
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preprocessing: 0,
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autofilter: 0,
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partition_limit: 0,
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alpha_compression: 1,
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alpha_filtering: 1,
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alpha_quality: 100,
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lossless: 1,
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exact: 0,
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image_hint: 0,
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emulate_jpeg_size: 0,
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thread_level: 0,
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low_memory: 0,
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near_lossless: 100,
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use_delta_palette: 0,
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use_sharp_yuv: 0,
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});
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const resultPointer = module.get_result_pointer();
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const resultSize = module.get_result_size();
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console.log('size', resultSize);
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const resultView = new Uint8Array(module.HEAP8.buffer, resultPointer, resultSize);
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const result = new Uint8Array(resultView);
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api.free_result(resultPointer);
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api.destroy_buffer(p);
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module.free_result();
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module.destroy_buffer(p);
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const blob = new Blob([result], {type: 'image/webp'});
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const blobURL = URL.createObjectURL(blob);
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@@ -2,7 +2,7 @@
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"name": "webp_enc",
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"scripts": {
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"install": "napa",
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"build": "docker run --rm -v $(pwd):/src trzeci/emscripten emcc -O3 -s WASM=1 -s EXTRA_EXPORTED_RUNTIME_METHODS='[\"cwrap\"]' -s ALLOW_MEMORY_GROWTH=1 -s MODULARIZE=1 -s 'EXPORT_NAME=\"webp_enc\"' -I node_modules/libwebp -o ./webp_enc.js webp_enc.c node_modules/libwebp/src/{dec,dsp,demux,enc,mux,utils}/*.c"
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"build": "docker run --rm -v $(pwd):/src trzeci/emscripten emcc --bind -O3 -s WASM=1 -s ALLOW_MEMORY_GROWTH=1 -s MODULARIZE=1 -s 'EXPORT_NAME=\"webp_enc\"' -I node_modules/libwebp -o ./webp_enc.js -x c node_modules/libwebp/src/{dec,dsp,demux,enc,mux,utils}/*.c -x c++ -std=c++11 webp_enc.cpp "
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},
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"napa": {
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"libwebp": "webmproject/libwebp#v1.0.0"
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@@ -1,44 +0,0 @@
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#include "emscripten.h"
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#include "src/webp/encode.h"
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#include <stdlib.h>
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EMSCRIPTEN_KEEPALIVE
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int version() {
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return WebPGetEncoderVersion();
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}
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EMSCRIPTEN_KEEPALIVE
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uint8_t* create_buffer(int width, int height) {
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return malloc(width * height * 4 * sizeof(uint8_t));
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}
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EMSCRIPTEN_KEEPALIVE
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void destroy_buffer(uint8_t* p) {
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free(p);
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}
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int result[2];
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EMSCRIPTEN_KEEPALIVE
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void encode(uint8_t* img_in, int width, int height, float quality) {
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uint8_t* img_out;
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size_t size;
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size = WebPEncodeRGBA(img_in, width, height, width * 4, quality, &img_out);
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result[0] = (int)img_out;
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result[1] = size;
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}
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EMSCRIPTEN_KEEPALIVE
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void free_result() {
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WebPFree(result[0]);
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}
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EMSCRIPTEN_KEEPALIVE
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int get_result_pointer() {
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return result[0];
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}
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EMSCRIPTEN_KEEPALIVE
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int get_result_size() {
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return result[1];
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}
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106
codecs/webp_enc/webp_enc.cpp
Normal file
106
codecs/webp_enc/webp_enc.cpp
Normal file
@@ -0,0 +1,106 @@
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#include "emscripten.h"
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#include "src/webp/encode.h"
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#include <stdlib.h>
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#include <emscripten/bind.h>
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using namespace emscripten;
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int version() {
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return WebPGetEncoderVersion();
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}
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int create_buffer(int width, int height) {
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return (int) malloc(width * height * 4 * sizeof(uint8_t));
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}
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void destroy_buffer(int p) {
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free((uint8_t*) p);
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}
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int result[2];
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void encode(int img_in, int width, int height, WebPConfig config) {
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// A lot of this is duplicated from Encode in picture_enc.c
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WebPPicture pic;
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WebPMemoryWriter wrt;
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int ok;
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if (!WebPPictureInit(&pic)) {
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return; // shouldn't happen, except if system installation is broken
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}
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pic.use_argb = !!config.lossless;
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pic.width = width;
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pic.height = height;
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pic.writer = WebPMemoryWrite;
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pic.custom_ptr = &wrt;
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WebPMemoryWriterInit(&wrt);
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ok = WebPPictureImportRGBA(&pic, (uint8_t*) img_in, width * 4) && WebPEncode(&config, &pic);
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WebPPictureFree(&pic);
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if (!ok) {
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WebPMemoryWriterClear(&wrt);
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return;
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}
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result[0] = (int)wrt.mem;
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result[1] = wrt.size;
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}
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void free_result() {
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WebPFree((void*)result[0]);
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}
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int get_result_pointer() {
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return result[0];
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}
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int get_result_size() {
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return result[1];
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}
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EMSCRIPTEN_BINDINGS(my_module) {
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enum_<WebPImageHint>("WebPImageHint")
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.value("WEBP_HINT_DEFAULT", WebPImageHint::WEBP_HINT_DEFAULT)
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.value("WEBP_HINT_PICTURE", WebPImageHint::WEBP_HINT_PICTURE)
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.value("WEBP_HINT_PHOTO", WebPImageHint::WEBP_HINT_PHOTO)
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.value("WEBP_HINT_GRAPH", WebPImageHint::WEBP_HINT_GRAPH)
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;
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value_object<WebPConfig>("WebPConfig")
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.field("lossless", &WebPConfig::lossless)
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.field("quality", &WebPConfig::quality)
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.field("method", &WebPConfig::method)
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.field("image_hint", &WebPConfig::image_hint)
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.field("target_size", &WebPConfig::target_size)
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.field("target_PSNR", &WebPConfig::target_PSNR)
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.field("segments", &WebPConfig::segments)
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.field("sns_strength", &WebPConfig::sns_strength)
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.field("filter_strength", &WebPConfig::filter_strength)
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.field("filter_sharpness", &WebPConfig::filter_sharpness)
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.field("filter_type", &WebPConfig::filter_type)
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.field("autofilter", &WebPConfig::autofilter)
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.field("alpha_compression", &WebPConfig::alpha_compression)
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.field("alpha_filtering", &WebPConfig::alpha_filtering)
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.field("alpha_quality", &WebPConfig::alpha_quality)
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.field("pass", &WebPConfig::pass)
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.field("show_compressed", &WebPConfig::show_compressed)
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.field("preprocessing", &WebPConfig::preprocessing)
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.field("partitions", &WebPConfig::partitions)
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.field("partition_limit", &WebPConfig::partition_limit)
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.field("emulate_jpeg_size", &WebPConfig::emulate_jpeg_size)
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.field("thread_level", &WebPConfig::thread_level)
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.field("low_memory", &WebPConfig::low_memory)
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.field("near_lossless", &WebPConfig::near_lossless)
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.field("exact", &WebPConfig::exact)
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.field("use_delta_palette", &WebPConfig::use_delta_palette)
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.field("use_sharp_yuv", &WebPConfig::use_sharp_yuv)
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;
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function("version", &version);
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function("create_buffer", &create_buffer, allow_raw_pointers());
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function("destroy_buffer", &destroy_buffer, allow_raw_pointers());
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function("encode", &encode, allow_raw_pointers());
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function("free_result", &free_result);
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function("get_result_pointer", &get_result_pointer, allow_raw_pointers());
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function("get_result_size", &get_result_size, allow_raw_pointers());
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}
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14
codecs/webp_enc/webp_enc.d.ts
vendored
14
codecs/webp_enc/webp_enc.d.ts
vendored
@@ -1 +1,13 @@
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export default function(opts: EmscriptenWasm.ModuleOpts): EmscriptenWasm.Module;
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import { EncodeOptions } from '../../src/codecs/webp/encoder';
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interface WebPModule extends EmscriptenWasm.Module {
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create_buffer(width: number, height: number): number;
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encode(pointer: number, width: number, height: number, options: EncodeOptions): void;
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get_result_pointer(): number;
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get_result_size(): number;
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free_result(): void;
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destroy_buffer(pointer: number): void;
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}
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export default function(opts: EmscriptenWasm.ModuleOpts): WebPModule;
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File diff suppressed because one or more lines are too long
Binary file not shown.
@@ -1,22 +1,10 @@
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import webp_enc from '../../../codecs/webp_enc/webp_enc';
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import webp_enc, { WebPModule } from '../../../codecs/webp_enc/webp_enc';
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// Using require() so TypeScript doesn’t complain about this not being a module.
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import { EncodeOptions } from './encoder';
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const wasmBinaryUrl = require('../../../codecs/webp_enc/webp_enc.wasm');
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// API exposed by wasm module. Details in the codec’s README.
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interface ModuleAPI {
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version(): number;
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create_buffer(width: number, height: number): number;
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destroy_buffer(pointer: number): void;
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encode(buffer: number, width: number, height: number, quality: number): void;
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free_result(): void;
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get_result_pointer(): number;
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get_result_size(): number;
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}
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export default class WebPEncoder {
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private emscriptenModule: Promise<EmscriptenWasm.Module>;
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private api: Promise<ModuleAPI>;
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private emscriptenModule: Promise<WebPModule>;
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constructor() {
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this.emscriptenModule = new Promise((resolve) => {
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@@ -41,38 +29,20 @@ export default class WebPEncoder {
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},
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});
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});
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this.api = (async () => {
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// Not sure why, but TypeScript complains that I am using
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// `emscriptenModule` before it’s getting assigned, which is clearly not
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// true :shrug: Using `any`
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const module = await (this as any).emscriptenModule as EmscriptenWasm.Module;
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return {
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version: module.cwrap('version', 'number', []),
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create_buffer: module.cwrap('create_buffer', 'number', ['number', 'number']),
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destroy_buffer: module.cwrap('destroy_buffer', '', ['number']),
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encode: module.cwrap('encode', '', ['number', 'number', 'number', 'number']),
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free_result: module.cwrap('free_result', '', []),
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get_result_pointer: module.cwrap('get_result_pointer', 'number', []),
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get_result_size: module.cwrap('get_result_size', 'number', []),
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};
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})();
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}
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async encode(data: ImageData, options: EncodeOptions): Promise<ArrayBuffer> {
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const m = await this.emscriptenModule;
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const api = await this.api;
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const module = await this.emscriptenModule;
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const p = api.create_buffer(data.width, data.height);
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m.HEAP8.set(data.data, p);
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api.encode(p, data.width, data.height, options.quality);
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const resultPointer = api.get_result_pointer();
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const resultSize = api.get_result_size();
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const resultView = new Uint8Array(m.HEAP8.buffer, resultPointer, resultSize);
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const p = module.create_buffer(data.width, data.height);
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module.HEAP8.set(data.data, p);
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module.encode(p, data.width, data.height, options);
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const resultPointer = module.get_result_pointer();
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const resultSize = module.get_result_size();
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const resultView = new Uint8Array(module.HEAP8.buffer, resultPointer, resultSize);
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const result = new Uint8Array(resultView);
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api.free_result();
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api.destroy_buffer(p);
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module.free_result();
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module.destroy_buffer(p);
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// wasm can’t run on SharedArrayBuffers, so we hard-cast to ArrayBuffer.
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return result.buffer as ArrayBuffer;
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@@ -1,13 +1,77 @@
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import EncoderWorker from './Encoder.worker';
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export interface EncodeOptions { quality: number; }
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export enum WebPImageHint {
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WEBP_HINT_DEFAULT, // default preset.
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WEBP_HINT_PICTURE, // digital picture, like portrait, inner shot
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WEBP_HINT_PHOTO, // outdoor photograph, with natural lighting
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WEBP_HINT_GRAPH, // Discrete tone image (graph, map-tile etc).
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}
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export interface EncodeOptions {
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quality: number;
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target_size: number;
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target_PSNR: number;
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method: number;
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sns_strength: number;
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filter_strength: number;
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filter_sharpness: number;
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filter_type: number;
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partitions: number;
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segments: number;
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pass: number;
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show_compressed: number;
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preprocessing: number;
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autofilter: number;
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partition_limit: number;
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alpha_compression: number;
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alpha_filtering: number;
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alpha_quality: number;
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lossless: number;
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exact: number;
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image_hint: number;
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emulate_jpeg_size: number;
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thread_level: number;
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low_memory: number;
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near_lossless: number;
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use_delta_palette: number;
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use_sharp_yuv: number;
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}
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export interface EncoderState { type: typeof type; options: EncodeOptions; }
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export const type = 'webp';
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export const label = 'WebP';
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export const mimeType = 'image/webp';
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export const extension = 'webp';
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export const defaultOptions: EncodeOptions = { quality: 7 };
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// These come from struct WebPConfig in encode.h.
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export const defaultOptions: EncodeOptions = {
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quality: 75,
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target_size: 0,
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target_PSNR: 0,
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method: 4,
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sns_strength: 50,
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filter_strength: 60,
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filter_sharpness: 0,
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filter_type: 1,
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partitions: 0,
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segments: 4,
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pass: 1,
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show_compressed: 0,
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preprocessing: 0,
|
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autofilter: 0,
|
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partition_limit: 0,
|
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alpha_compression: 1,
|
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alpha_filtering: 1,
|
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alpha_quality: 100,
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lossless: 0,
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exact: 0,
|
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image_hint: 0,
|
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emulate_jpeg_size: 0,
|
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thread_level: 0,
|
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low_memory: 0,
|
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near_lossless: 100,
|
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use_delta_palette: 0,
|
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use_sharp_yuv: 0,
|
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};
|
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|
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export async function encode(data: ImageData, options: EncodeOptions) {
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// We need to await this because it's been comlinked.
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@@ -1,3 +1,331 @@
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import qualityOption from '../generic/quality-option';
|
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import { h, Component } from 'preact';
|
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import { bind } from '../../lib/util';
|
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import { EncodeOptions, WebPImageHint } from './encoder';
|
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import * as styles from './styles.scss';
|
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|
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export default qualityOption();
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type Props = {
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options: EncodeOptions,
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onChange(newOptions: EncodeOptions): void,
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};
|
||||
|
||||
// From kLosslessPresets in config_enc.c
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// The format is [method, quality].
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const losslessPresets:[number, number][] = [
|
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[0, 0], [1, 20], [2, 25], [3, 30], [3, 50],
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[4, 50], [4, 75], [4, 90], [5, 90], [6, 100],
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];
|
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const losslessPresetDefault = 6;
|
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|
||||
function determineLosslessQuality(quality: number): number {
|
||||
const index = losslessPresets.findIndex(item => item[1] === quality);
|
||||
if (index !== -1) return index;
|
||||
// Quality doesn't match one of the presets.
|
||||
// This can happen when toggling 'lossless'.
|
||||
return losslessPresetDefault;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param field An HTMLInputElement, but the casting is done here to tidy up onChange.
|
||||
*/
|
||||
function fieldCheckedAsNumber(field: any): number {
|
||||
return Number((field as HTMLInputElement).checked);
|
||||
}
|
||||
|
||||
/**
|
||||
* @param field An HTMLInputElement, but the casting is done here to tidy up onChange.
|
||||
*/
|
||||
function fieldValueAsNumber(field: any): number {
|
||||
return Number((field as HTMLInputElement).value);
|
||||
}
|
||||
|
||||
export default class WebPEncoderOptions extends Component<Props, {}> {
|
||||
@bind
|
||||
onChange(event: Event) {
|
||||
const form = (event.currentTarget as HTMLInputElement).closest('form') as HTMLFormElement;
|
||||
const lossless = fieldCheckedAsNumber(form.lossless);
|
||||
const losslessPresetInput = (form.lossless_preset as HTMLInputElement);
|
||||
|
||||
const options: EncodeOptions = {
|
||||
// Copy over options the form doesn't care about, eg emulate_jpeg_size
|
||||
...this.props.options,
|
||||
// And now stuff from the form:
|
||||
lossless,
|
||||
// Special-cased inputs:
|
||||
// In lossless mode, the quality is derived from the preset.
|
||||
quality: lossless ?
|
||||
losslessPresets[Number(losslessPresetInput.value)][1] :
|
||||
fieldValueAsNumber(form.quality),
|
||||
// In lossless mode, the method is derived from the preset.
|
||||
method: lossless ?
|
||||
losslessPresets[Number(losslessPresetInput.value)][0] :
|
||||
fieldValueAsNumber(form.method_input),
|
||||
image_hint: (form.image_hint as HTMLInputElement).checked ?
|
||||
WebPImageHint.WEBP_HINT_GRAPH :
|
||||
WebPImageHint.WEBP_HINT_DEFAULT,
|
||||
// .checked
|
||||
exact: fieldCheckedAsNumber(form.exact),
|
||||
alpha_compression: fieldCheckedAsNumber(form.alpha_compression),
|
||||
autofilter: fieldCheckedAsNumber(form.autofilter),
|
||||
filter_type: fieldCheckedAsNumber(form.filter_type),
|
||||
use_sharp_yuv: fieldCheckedAsNumber(form.use_sharp_yuv),
|
||||
// .value
|
||||
near_lossless: fieldValueAsNumber(form.near_lossless),
|
||||
alpha_quality: fieldValueAsNumber(form.alpha_quality),
|
||||
alpha_filtering: fieldValueAsNumber(form.alpha_filtering),
|
||||
sns_strength: fieldValueAsNumber(form.sns_strength),
|
||||
filter_strength: fieldValueAsNumber(form.filter_strength),
|
||||
filter_sharpness: fieldValueAsNumber(form.filter_sharpness),
|
||||
pass: fieldValueAsNumber(form.pass),
|
||||
preprocessing: fieldValueAsNumber(form.preprocessing),
|
||||
segments: fieldValueAsNumber(form.segments),
|
||||
partitions: fieldValueAsNumber(form.partitions),
|
||||
};
|
||||
this.props.onChange(options);
|
||||
}
|
||||
|
||||
private _losslessSpecificOptions(options: EncodeOptions) {
|
||||
return (
|
||||
<div>
|
||||
<label>
|
||||
Effort:
|
||||
<input
|
||||
name="lossless_preset"
|
||||
type="range"
|
||||
min="0"
|
||||
max="9"
|
||||
value={'' + determineLosslessQuality(options.quality)}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
Slight loss:
|
||||
<input
|
||||
class={styles.flipRange}
|
||||
name="near_lossless"
|
||||
type="range"
|
||||
min="0"
|
||||
max="100"
|
||||
value={'' + options.near_lossless}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
{/*
|
||||
Although there are 3 different kinds of image hint, webp only
|
||||
seems to do something with the 'graph' type, and I don't really
|
||||
understand what it does.
|
||||
*/}
|
||||
<input
|
||||
name="image_hint"
|
||||
type="checkbox"
|
||||
checked={options.image_hint === WebPImageHint.WEBP_HINT_GRAPH}
|
||||
value={'' + WebPImageHint.WEBP_HINT_GRAPH}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
Discrete tone image (graph, map-tile etc)
|
||||
</label>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
|
||||
private _lossySpecificOptions(options: EncodeOptions) {
|
||||
return (
|
||||
<div>
|
||||
<label>
|
||||
Effort:
|
||||
<input
|
||||
name="method_input"
|
||||
type="range"
|
||||
min="0"
|
||||
max="6"
|
||||
value={'' + options.method}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
Quality:
|
||||
<input
|
||||
name="quality"
|
||||
type="range"
|
||||
min="0"
|
||||
max="100"
|
||||
step="0.01"
|
||||
value={'' + options.quality}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
<input
|
||||
name="alpha_compression"
|
||||
type="checkbox"
|
||||
checked={!!options.alpha_compression}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
Compress alpha
|
||||
</label>
|
||||
<label>
|
||||
Alpha quality:
|
||||
<input
|
||||
name="alpha_quality"
|
||||
type="range"
|
||||
min="0"
|
||||
max="100"
|
||||
value={'' + options.alpha_quality}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
Alpha filter quality:
|
||||
<input
|
||||
name="alpha_filtering"
|
||||
type="range"
|
||||
min="0"
|
||||
max="2"
|
||||
value={'' + options.alpha_filtering}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
Spacial noise shaping:
|
||||
<input
|
||||
name="sns_strength"
|
||||
type="range"
|
||||
min="0"
|
||||
max="100"
|
||||
value={'' + options.sns_strength}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
<input
|
||||
name="autofilter"
|
||||
type="checkbox"
|
||||
checked={!!options.autofilter}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
Auto adjust filter strength
|
||||
</label>
|
||||
<label>
|
||||
Filter strength:
|
||||
<input
|
||||
name="filter_strength"
|
||||
type="range"
|
||||
min="0"
|
||||
max="100"
|
||||
disabled={!!options.autofilter}
|
||||
value={'' + options.filter_strength}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
<input
|
||||
name="filter_type"
|
||||
type="checkbox"
|
||||
checked={!!options.filter_type}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
Strong filter
|
||||
</label>
|
||||
<label>
|
||||
Filter sharpness:
|
||||
<input
|
||||
class={styles.flipRange}
|
||||
name="filter_sharpness"
|
||||
type="range"
|
||||
min="0"
|
||||
max="7"
|
||||
value={'' + options.filter_sharpness}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
<input
|
||||
name="use_sharp_yuv"
|
||||
type="checkbox"
|
||||
checked={!!options.use_sharp_yuv}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
Sharp RGB->YUV conversion
|
||||
</label>
|
||||
<label>
|
||||
Passes:
|
||||
<input
|
||||
name="pass"
|
||||
type="range"
|
||||
min="1"
|
||||
max="10"
|
||||
value={'' + options.pass}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
Preprocessing type:
|
||||
<select
|
||||
name="preprocessing"
|
||||
value={'' + options.preprocessing}
|
||||
onChange={this.onChange}
|
||||
>
|
||||
<option value="0">None</option>
|
||||
<option value="1">Segment smooth</option>
|
||||
<option value="2">Pseudo-random dithering</option>
|
||||
</select>
|
||||
</label>
|
||||
<label>
|
||||
Segments:
|
||||
<input
|
||||
name="segments"
|
||||
type="range"
|
||||
min="1"
|
||||
max="4"
|
||||
value={'' + options.segments}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
<label>
|
||||
Partitions:
|
||||
<input
|
||||
name="partitions"
|
||||
type="range"
|
||||
min="0"
|
||||
max="3"
|
||||
value={'' + options.partitions}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
</label>
|
||||
</div>
|
||||
);
|
||||
}
|
||||
|
||||
render({ options }: Props) {
|
||||
// I'm rendering both lossy and lossless forms, as it becomes much easier when
|
||||
// gathering the data.
|
||||
return (
|
||||
<form>
|
||||
<label>
|
||||
<input
|
||||
name="lossless"
|
||||
type="checkbox"
|
||||
checked={!!options.lossless}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
Lossless
|
||||
</label>
|
||||
<div class={options.lossless ? '' : styles.hide}>
|
||||
{this._losslessSpecificOptions(options)}
|
||||
</div>
|
||||
<div class={options.lossless ? styles.hide : ''}>
|
||||
{this._lossySpecificOptions(options)}
|
||||
</div>
|
||||
<label>
|
||||
<input
|
||||
name="exact"
|
||||
type="checkbox"
|
||||
checked={!!options.exact}
|
||||
onChange={this.onChange}
|
||||
/>
|
||||
Preserve transparent data. Otherwise, pixels with zero alpha will have RGB also zeroed.
|
||||
</label>
|
||||
</form>
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
6
src/codecs/webp/styles.scss
Normal file
6
src/codecs/webp/styles.scss
Normal file
@@ -0,0 +1,6 @@
|
||||
.flip-range {
|
||||
transform: scaleX(-1);
|
||||
}
|
||||
.hide {
|
||||
display: none;
|
||||
}
|
||||
@@ -21,7 +21,8 @@ module.exports = function (_, env) {
|
||||
const isProd = env.mode === 'production';
|
||||
const nodeModules = path.join(__dirname, 'node_modules');
|
||||
const componentStyleDirs = [
|
||||
path.join(__dirname, 'src/components')
|
||||
path.join(__dirname, 'src/components'),
|
||||
path.join(__dirname, 'src/codecs')
|
||||
];
|
||||
|
||||
return {
|
||||
|
||||
Reference in New Issue
Block a user