diff options
Diffstat (limited to 'src/dsp/lossless_enc.c')
-rw-r--r-- | src/dsp/lossless_enc.c | 57 |
1 files changed, 29 insertions, 28 deletions
diff --git a/src/dsp/lossless_enc.c b/src/dsp/lossless_enc.c index d608326f..6ec9e46a 100644 --- a/src/dsp/lossless_enc.c +++ b/src/dsp/lossless_enc.c @@ -632,36 +632,34 @@ static double ExtraCostCombined_C(const uint32_t* X, const uint32_t* Y, //------------------------------------------------------------------------------ -static void HistogramAdd_C(const VP8LHistogram* const a, - const VP8LHistogram* const b, - VP8LHistogram* const out) { +static void AddVector_C(const uint32_t* a, const uint32_t* b, uint32_t* out, + int size) { int i; + for (i = 0; i < size; ++i) out[i] = a[i] + b[i]; +} + +static void AddVectorEq_C(const uint32_t* a, uint32_t* out, int size) { + int i; + for (i = 0; i < size; ++i) out[i] += a[i]; +} + +void VP8LHistogramAdd(const VP8LHistogram* const a, + const VP8LHistogram* const b, VP8LHistogram* const out) { const int literal_size = VP8LHistogramNumCodes(a->palette_code_bits_); assert(a->palette_code_bits_ == b->palette_code_bits_); if (b != out) { - for (i = 0; i < literal_size; ++i) { - out->literal_[i] = a->literal_[i] + b->literal_[i]; - } - for (i = 0; i < NUM_DISTANCE_CODES; ++i) { - out->distance_[i] = a->distance_[i] + b->distance_[i]; - } - for (i = 0; i < NUM_LITERAL_CODES; ++i) { - out->red_[i] = a->red_[i] + b->red_[i]; - out->blue_[i] = a->blue_[i] + b->blue_[i]; - out->alpha_[i] = a->alpha_[i] + b->alpha_[i]; - } + VP8LAddVector(a->literal_, b->literal_, out->literal_, literal_size); + VP8LAddVector(a->distance_, b->distance_, out->distance_, + NUM_DISTANCE_CODES); + VP8LAddVector(a->red_, b->red_, out->red_, NUM_LITERAL_CODES); + VP8LAddVector(a->blue_, b->blue_, out->blue_, NUM_LITERAL_CODES); + VP8LAddVector(a->alpha_, b->alpha_, out->alpha_, NUM_LITERAL_CODES); } else { - for (i = 0; i < literal_size; ++i) { - out->literal_[i] += a->literal_[i]; - } - for (i = 0; i < NUM_DISTANCE_CODES; ++i) { - out->distance_[i] += a->distance_[i]; - } - for (i = 0; i < NUM_LITERAL_CODES; ++i) { - out->red_[i] += a->red_[i]; - out->blue_[i] += a->blue_[i]; - out->alpha_[i] += a->alpha_[i]; - } + VP8LAddVectorEq(a->literal_, out->literal_, literal_size); + VP8LAddVectorEq(a->distance_, out->distance_, NUM_DISTANCE_CODES); + VP8LAddVectorEq(a->red_, out->red_, NUM_LITERAL_CODES); + VP8LAddVectorEq(a->blue_, out->blue_, NUM_LITERAL_CODES); + VP8LAddVectorEq(a->alpha_, out->alpha_, NUM_LITERAL_CODES); } } @@ -848,7 +846,8 @@ VP8LCombinedShannonEntropyFunc VP8LCombinedShannonEntropy; VP8LGetEntropyUnrefinedFunc VP8LGetEntropyUnrefined; VP8LGetCombinedEntropyUnrefinedFunc VP8LGetCombinedEntropyUnrefined; -VP8LHistogramAddFunc VP8LHistogramAdd; +VP8LAddVectorFunc VP8LAddVector; +VP8LAddVectorEqFunc VP8LAddVectorEq; VP8LVectorMismatchFunc VP8LVectorMismatch; VP8LBundleColorMapFunc VP8LBundleColorMap; @@ -885,7 +884,8 @@ WEBP_DSP_INIT_FUNC(VP8LEncDspInit) { VP8LGetEntropyUnrefined = GetEntropyUnrefined_C; VP8LGetCombinedEntropyUnrefined = GetCombinedEntropyUnrefined_C; - VP8LHistogramAdd = HistogramAdd_C; + VP8LAddVector = AddVector_C; + VP8LAddVectorEq = AddVectorEq_C; VP8LVectorMismatch = VectorMismatch_C; VP8LBundleColorMap = VP8LBundleColorMap_C; @@ -971,7 +971,8 @@ WEBP_DSP_INIT_FUNC(VP8LEncDspInit) { assert(VP8LCombinedShannonEntropy != NULL); assert(VP8LGetEntropyUnrefined != NULL); assert(VP8LGetCombinedEntropyUnrefined != NULL); - assert(VP8LHistogramAdd != NULL); + assert(VP8LAddVector != NULL); + assert(VP8LAddVectorEq != NULL); assert(VP8LVectorMismatch != NULL); assert(VP8LBundleColorMap != NULL); assert(VP8LPredictorsSub[0] != NULL); |