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MIPS: dspr2: added optimization for ColorIndexInverseTransforms

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Change-Id: I5b6094ce489d4f896bc4b8f575142eb3c5054beb
This commit is contained in:
Djordje Pesut
2014-09-02 16:34:52 +02:00
parent d3242aee16
commit f0103595dd
7 changed files with 173 additions and 29 deletions
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31
src/dsp/lossless.h
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@ -163,6 +163,37 @@ typedef void (*VP8LHistogramAddFunc)(const VP8LHistogram* const a,
VP8LHistogram* const out);
extern VP8LHistogramAddFunc VP8LHistogramAdd;
// -----------------------------------------------------------------------------
// color mapping related functions.
static WEBP_INLINE uint32_t VP8GetARGBIndex(uint32_t idx) {
return (idx >> 8) & 0xff;
}
static WEBP_INLINE uint8_t VP8GetAlphaIndex(uint8_t idx) {
return idx;
}
static WEBP_INLINE uint32_t VP8GetARGBValue(uint32_t val) {
return val;
}
static WEBP_INLINE uint8_t VP8GetAlphaValue(uint32_t val) {
return (val >> 8) & 0xff;
}
typedef void (*VP8LMapARGBFunc)(const uint32_t* src,
const uint32_t* const color_map,
uint32_t* dst, int y_start,
int y_end, int width);
typedef void (*VP8LMapAlphaFunc)(const uint8_t* src,
const uint32_t* const color_map,
uint8_t* dst, int y_start,
int y_end, int width);
extern VP8LMapARGBFunc VP8LMapColor32b;
extern VP8LMapAlphaFunc VP8LMapColor8b;
// -----------------------------------------------------------------------------
// PrefixEncode()