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Options mostly working

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This commit is contained in:
Jake Archibald
2020-08-25 13:11:10 +01:00
parent 5715fb7b1b
commit 8f2dcb5f48
10 changed files with 287 additions and 69 deletions
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22
codecs/avif/enc/avif_enc.cpp
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@@ -10,6 +10,8 @@ struct AvifOptions {
// 63 = worst quality
int minQuantizer;
int maxQuantizer;
int minQuantizerAlpha;
int maxQuantizerAlpha;
// [0 - 6]
// Creates 2^n tiles in that dimension
int tileRowsLog2;
@@ -18,9 +20,10 @@ struct AvifOptions {
// 0 = slowest
// 10 = fastest
int speed;
// 0 = 4:2:0
// 1 = 4:2:2
// 2 = 4:4:4
// 0 = 4:0:0
// 1 = 4:2:0
// 2 = 4:2:2
// 3 = 4:4:4
int subsample;
};
@@ -32,12 +35,15 @@ val encode(std::string buffer, int width, int height, AvifOptions options) {
avifPixelFormat format;
switch (options.subsample) {
case 0:
format = AVIF_PIXEL_FORMAT_YUV420;
format = AVIF_PIXEL_FORMAT_YUV400;
break;
case 1:
format = AVIF_PIXEL_FORMAT_YUV422;
format = AVIF_PIXEL_FORMAT_YUV420;
break;
case 2:
format = AVIF_PIXEL_FORMAT_YUV422;
break;
case 3:
format = AVIF_PIXEL_FORMAT_YUV444;
break;
}
@@ -56,13 +62,15 @@ val encode(std::string buffer, int width, int height, AvifOptions options) {
encoder->maxThreads = 1;
encoder->minQuantizer = options.minQuantizer;
encoder->maxQuantizer = options.maxQuantizer;
encoder->minQuantizerAlpha = options.minQuantizerAlpha;
encoder->maxQuantizerAlpha = options.maxQuantizerAlpha;
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));
js_result = Uint8Array.new_(typed_memory_view(output.size, output.data));
}
avifImageDestroy(image);
@@ -75,6 +83,8 @@ EMSCRIPTEN_BINDINGS(my_module) {
value_object<AvifOptions>("AvifOptions")
.field("minQuantizer", &AvifOptions::minQuantizer)
.field("maxQuantizer", &AvifOptions::maxQuantizer)
.field("minQuantizerAlpha", &AvifOptions::minQuantizerAlpha)
.field("maxQuantizerAlpha", &AvifOptions::maxQuantizerAlpha)
.field("tileRowsLog2", &AvifOptions::tileRowsLog2)
.field("tileColsLog2", &AvifOptions::tileColsLog2)
.field("speed", &AvifOptions::speed)