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Simplify memory management for other C++ codecs

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This commit is contained in:
Ingvar Stepanyan
2020-05-14 18:08:42 +01:00
committed by Ingvar Stepanyan
parent 97931bad22
commit 93cbe557cd
25 changed files with 171 additions and 257 deletions
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2
src/codecs/imagequant/processor.ts
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@@ -15,5 +15,5 @@ export async function process(data: ImageData, opts: QuantizeOptions): Promise<I
:
module.quantize(data.data, data.width, data.height, opts.maxNumColors, opts.dither);
return new ImageData(new Uint8ClampedArray(result), data.width, data.height);
return new ImageData(result, data.width, data.height);
}

5
src/codecs/mozjpeg/encoder.ts
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@@ -10,9 +10,6 @@ export async function encode(data: ImageData, options: EncodeOptions): Promise<A
const module = await emscriptenModule;
const resultView = module.encode(data.data, data.width, data.height, options);
const result = new Uint8Array(resultView);
module.free_result();
// wasm can’t run on SharedArrayBuffers, so we hard-cast to ArrayBuffer.
return result.buffer as ArrayBuffer;
return resultView.buffer as ArrayBuffer;
}

10
src/codecs/webp/decoder.ts
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@@ -8,13 +8,5 @@ export async function decode(data: ArrayBuffer): Promise<ImageData> {
if (!emscriptenModule) emscriptenModule = initEmscriptenModule(webp_dec, wasmUrl);
const module = await emscriptenModule;
const rawImage = module.decode(data);
const result = new ImageData(
new Uint8ClampedArray(rawImage.buffer),
rawImage.width,
rawImage.height,
);
module.free_result();
return result;
return module.decode(data);
}

5
src/codecs/webp/encoder.ts
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@@ -9,10 +9,7 @@ export async function encode(data: ImageData, options: EncodeOptions): Promise<A
if (!emscriptenModule) emscriptenModule = initEmscriptenModule(webp_enc, wasmUrl);
const module = await emscriptenModule;
const resultView = module.encode(data.data, data.width, data.height, options);
const result = new Uint8Array(resultView);
module.free_result();
const result = module.encode(data.data, data.width, data.height, options);
// wasm can’t run on SharedArrayBuffers, so we hard-cast to ArrayBuffer.
return result.buffer as ArrayBuffer;
}