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PredictorSub: implement fully-SSE2 version

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and inline the C-version too.

Predictor #13 is still a hard one.

Change-Id: Iedecfb5cbf216da4e28ccfdd0810286133f42331
This commit is contained in:
Pascal Massimino
2016-12-12 19:24:12 +01:00
parent fbba5bc2c1
commit 9cc421675b
3 changed files with 383 additions and 12 deletions
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2
src/dsp/lossless.h
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@ -35,6 +35,7 @@ extern "C" {
typedef uint32_t (*VP8LPredictorFunc)(uint32_t left, const uint32_t* const top);
extern VP8LPredictorFunc VP8LPredictors[16];
extern VP8LPredictorFunc VP8LPredictors_C[16];
// These Add/Sub function expects upper[-1] and out[-1] to be readable.
typedef void (*VP8LPredictorAddSubFunc)(const uint32_t* in,
const uint32_t* upper, int num_pixels,
uint32_t* out);
@ -150,6 +151,7 @@ void VP8LCollectColorBlueTransforms_C(const uint32_t* argb, int stride,
int histo[]);
extern VP8LPredictorAddSubFunc VP8LPredictorsSub[16];
extern VP8LPredictorAddSubFunc VP8LPredictorsSub_C[16];
// -----------------------------------------------------------------------------
// Huffman-cost related functions.