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Add SSE2 version of forward cross-color transform

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Encoding speed is roughly the same.

Change-Id: I6b976d0eb24e1847714e719762cb8403768da66c
This commit is contained in:
Urvang Joshi
2014-04-02 12:21:20 -07:00
parent d4813f0cb2
commit c90a902eff
3 changed files with 50 additions and 6 deletions
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7
src/dsp/lossless.h
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@ -41,6 +41,7 @@ typedef struct {
} VP8LMultipliers;
typedef void (*VP8LTransformColorFunc)(const VP8LMultipliers* const m,
uint32_t* argb_data, int num_pixels);
extern VP8LTransformColorFunc VP8LTransformColor;
extern VP8LTransformColorFunc VP8LTransformColorInverse;
typedef void (*VP8LConvertFunc)(const uint32_t* src, int num_pixels,
@ -52,8 +53,10 @@ extern VP8LConvertFunc VP8LConvertBGRAToRGB565;
extern VP8LConvertFunc VP8LConvertBGRAToBGR;
// Expose some C-only fallback functions
extern void VP8LTransformColorInverse_C(
const VP8LMultipliers* const m, uint32_t* data, int num_pixels);
extern void VP8LTransformColor_C(const VP8LMultipliers* const m,
uint32_t* data, int num_pixels);
extern void VP8LTransformColorInverse_C(const VP8LMultipliers* const m,
uint32_t* data, int num_pixels);
extern void VP8LConvertBGRAToRGB_C(const uint32_t* src,
int num_pixels, uint8_t* dst);