diff options
Diffstat (limited to 'media/libwebp/src/enc/histogram_enc.c')
| -rw-r--r-- | media/libwebp/src/enc/histogram_enc.c | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/media/libwebp/src/enc/histogram_enc.c b/media/libwebp/src/enc/histogram_enc.c index 8418def2e1..3ca67b3ad0 100644 --- a/media/libwebp/src/enc/histogram_enc.c +++ b/media/libwebp/src/enc/histogram_enc.c @@ -358,15 +358,17 @@ static WEBP_INLINE float GetCombinedEntropy(const uint32_t* const X, // Estimates the Entropy + Huffman + other block overhead size cost. float VP8LHistogramEstimateBits(VP8LHistogram* const p) { - return - PopulationCost(p->literal_, VP8LHistogramNumCodes(p->palette_code_bits_), - NULL, &p->is_used_[0]) - + PopulationCost(p->red_, NUM_LITERAL_CODES, NULL, &p->is_used_[1]) - + PopulationCost(p->blue_, NUM_LITERAL_CODES, NULL, &p->is_used_[2]) - + PopulationCost(p->alpha_, NUM_LITERAL_CODES, NULL, &p->is_used_[3]) - + PopulationCost(p->distance_, NUM_DISTANCE_CODES, NULL, &p->is_used_[4]) - + VP8LExtraCost(p->literal_ + NUM_LITERAL_CODES, NUM_LENGTH_CODES) - + VP8LExtraCost(p->distance_, NUM_DISTANCE_CODES); + return PopulationCost(p->literal_, + VP8LHistogramNumCodes(p->palette_code_bits_), NULL, + &p->is_used_[0]) + + PopulationCost(p->red_, NUM_LITERAL_CODES, NULL, &p->is_used_[1]) + + PopulationCost(p->blue_, NUM_LITERAL_CODES, NULL, &p->is_used_[2]) + + PopulationCost(p->alpha_, NUM_LITERAL_CODES, NULL, &p->is_used_[3]) + + PopulationCost(p->distance_, NUM_DISTANCE_CODES, NULL, + &p->is_used_[4]) + + (float)VP8LExtraCost(p->literal_ + NUM_LITERAL_CODES, + NUM_LENGTH_CODES) + + (float)VP8LExtraCost(p->distance_, NUM_DISTANCE_CODES); } // ----------------------------------------------------------------------------- @@ -381,9 +383,9 @@ static int GetCombinedHistogramEntropy(const VP8LHistogram* const a, *cost += GetCombinedEntropy(a->literal_, b->literal_, VP8LHistogramNumCodes(palette_code_bits), a->is_used_[0], b->is_used_[0], 0); - *cost += VP8LExtraCostCombined(a->literal_ + NUM_LITERAL_CODES, - b->literal_ + NUM_LITERAL_CODES, - NUM_LENGTH_CODES); + *cost += (float)VP8LExtraCostCombined(a->literal_ + NUM_LITERAL_CODES, + b->literal_ + NUM_LITERAL_CODES, + NUM_LENGTH_CODES); if (*cost > cost_threshold) return 0; if (a->trivial_symbol_ != VP8L_NON_TRIVIAL_SYM && @@ -417,8 +419,8 @@ static int GetCombinedHistogramEntropy(const VP8LHistogram* const a, *cost += GetCombinedEntropy(a->distance_, b->distance_, NUM_DISTANCE_CODES, a->is_used_[4], b->is_used_[4], 0); - *cost += - VP8LExtraCostCombined(a->distance_, b->distance_, NUM_DISTANCE_CODES); + *cost += (float)VP8LExtraCostCombined(a->distance_, b->distance_, + NUM_DISTANCE_CODES); if (*cost > cost_threshold) return 0; return 1; @@ -506,11 +508,11 @@ static void UpdateHistogramCost(VP8LHistogram* const h) { PopulationCost(h->alpha_, NUM_LITERAL_CODES, &alpha_sym, &h->is_used_[3]); const float distance_cost = PopulationCost(h->distance_, NUM_DISTANCE_CODES, NULL, &h->is_used_[4]) + - VP8LExtraCost(h->distance_, NUM_DISTANCE_CODES); + (float)VP8LExtraCost(h->distance_, NUM_DISTANCE_CODES); const int num_codes = VP8LHistogramNumCodes(h->palette_code_bits_); h->literal_cost_ = PopulationCost(h->literal_, num_codes, NULL, &h->is_used_[0]) + - VP8LExtraCost(h->literal_ + NUM_LITERAL_CODES, NUM_LENGTH_CODES); + (float)VP8LExtraCost(h->literal_ + NUM_LITERAL_CODES, NUM_LENGTH_CODES); h->red_cost_ = PopulationCost(h->red_, NUM_LITERAL_CODES, &red_sym, &h->is_used_[1]); h->blue_cost_ = @@ -1179,7 +1181,7 @@ int VP8LGetHistoImageSymbols(int xsize, int ysize, const int entropy_combine_num_bins = low_effort ? NUM_PARTITIONS : BIN_SIZE; int entropy_combine; uint16_t* const map_tmp = - WebPSafeMalloc(2 * image_histo_raw_size, sizeof(map_tmp)); + WebPSafeMalloc(2 * image_histo_raw_size, sizeof(*map_tmp)); uint16_t* const cluster_mappings = map_tmp + image_histo_raw_size; int num_used = image_histo_raw_size; if (orig_histo == NULL || map_tmp == NULL) { |