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Add WebPReplaceTransparentPixels() in dsp

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with SSE2 implementation.

(Extracted from side experiment)

Change-Id: I62d457fb6643645291cffd6d2d205d4a5ffa4517
This commit is contained in:
Skal
2020-09-05 11:44:59 +02:00
parent 84739717d6
commit 55a080e50a
6 changed files with 49 additions and 22 deletions
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6
src/enc/vp8i_enc.h
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@ -505,9 +505,9 @@ int WebPPictureAllocARGB(WebPPicture* const picture, int width, int height);
// Returns false in case of error (invalid param, out-of-memory).
int WebPPictureAllocYUVA(WebPPicture* const picture, int width, int height);
// Clean-up the RGB samples under fully transparent area, to help lossless
// compressibility (no guarantee, though). Assumes that pic->use_argb is true.
void WebPCleanupTransparentAreaLossless(WebPPicture* const pic);
// Replace samples that are fully transparent by 'color' to help compressibility
// (no guarantee, though). Assumes pic->use_argb is true.
void WebPReplaceTransparentPixels(WebPPicture* const pic, uint32_t color);
//------------------------------------------------------------------------------