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add compression to png encoder

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This commit is contained in:
Dank074 2021-07-30 02:31:50 -05:00
parent eb7d98d6ba
commit 4a3150bf89
1 changed files with 7 additions and 1 deletions
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8
src/nitro/utils/PNGEncoder.ts
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@ -1,4 +1,5 @@
import { RenderTexture } from '@pixi/core'; import { RenderTexture } from '@pixi/core';
import { deflate, DeflateFunctionOptions } from 'pako';
import { BinaryWriter } from '../../core/communication/codec/BinaryWriter'; import { BinaryWriter } from '../../core/communication/codec/BinaryWriter';
import { TextureUtils } from '../../room'; import { TextureUtils } from '../../room';
@ -59,7 +60,12 @@ export class PNGEncoder
writer3.writeBytes(imagePixelData); writer3.writeBytes(imagePixelData);
PNGEncoder.writeChunk(writer1, 1229209940, writer3); const writer4 = new BinaryWriter();
const defaultZlibOptions: DeflateFunctionOptions = {
level: 3,
};
writer4.writeBytes(deflate(new Uint8Array(writer3.getBuffer()), defaultZlibOptions));
PNGEncoder.writeChunk(writer1, 1229209940, writer4);
PNGEncoder.writeChunk(writer1, 1229278788, null); PNGEncoder.writeChunk(writer1, 1229278788, null);
return writer1.getBuffer(); return writer1.getBuffer();