Lines Matching refs:self
46 MemoryManager* m, FN(BlockSplitter)* self, size_t alphabet_size,
54 self->alphabet_size_ = alphabet_size;
55 self->min_block_size_ = min_block_size;
56 self->split_threshold_ = split_threshold;
57 self->num_blocks_ = 0;
58 self->split_ = split;
59 self->histograms_size_ = histograms_size;
60 self->target_block_size_ = min_block_size;
61 self->block_size_ = 0;
62 self->curr_histogram_ix_ = 0;
63 self->merge_last_count_ = 0;
69 self->split_->num_blocks = max_num_blocks;
73 self->histograms_ = *histograms;
76 FN(HistogramClear)(&self->histograms_[0]);
77 self->last_histogram_ix_[0] = self->last_histogram_ix_[1] = 0;
85 FN(BlockSplitter)* self, BROTLI_BOOL is_final) {
86 BlockSplit* split = self->split_;
87 double* last_entropy = self->last_entropy_;
88 HistogramType* histograms = self->histograms_;
89 self->block_size_ =
90 BROTLI_MAX(size_t, self->block_size_, self->min_block_size_);
91 if (self->num_blocks_ == 0) {
93 split->lengths[0] = (uint32_t)self->block_size_;
96 BitsEntropy(histograms[0].data_, self->alphabet_size_);
98 ++self->num_blocks_;
100 ++self->curr_histogram_ix_;
101 if (self->curr_histogram_ix_ < *self->histograms_size_)
102 FN(HistogramClear)(&histograms[self->curr_histogram_ix_]);
103 self->block_size_ = 0;
104 } else if (self->block_size_ > 0) {
105 double entropy = BitsEntropy(histograms[self->curr_histogram_ix_].data_,
106 self->alphabet_size_);
112 size_t last_histogram_ix = self->last_histogram_ix_[j];
113 combined_histo[j] = histograms[self->curr_histogram_ix_];
117 &combined_histo[j].data_[0], self->alphabet_size_);
122 diff[0] > self->split_threshold_ &&
123 diff[1] > self->split_threshold_) {
125 split->lengths[self->num_blocks_] = (uint32_t)self->block_size_;
126 split->types[self->num_blocks_] = (uint8_t)split->num_types;
127 self->last_histogram_ix_[1] = self->last_histogram_ix_[0];
128 self->last_histogram_ix_[0] = (uint8_t)split->num_types;
131 ++self->num_blocks_;
133 ++self->curr_histogram_ix_;
134 if (self->curr_histogram_ix_ < *self->histograms_size_)
135 FN(HistogramClear)(&histograms[self->curr_histogram_ix_]);
136 self->block_size_ = 0;
137 self->merge_last_count_ = 0;
138 self->target_block_size_ = self->min_block_size_;
141 split->lengths[self->num_blocks_] = (uint32_t)self->block_size_;
142 split->types[self->num_blocks_] = split->types[self->num_blocks_ - 2];
143 BROTLI_SWAP(size_t, self->last_histogram_ix_, 0, 1);
144 histograms[self->last_histogram_ix_[0]] = combined_histo[1];
147 ++self->num_blocks_;
148 self->block_size_ = 0;
149 FN(HistogramClear)(&histograms[self->curr_histogram_ix_]);
150 self->merge_last_count_ = 0;
151 self->target_block_size_ = self->min_block_size_;
154 split->lengths[self->num_blocks_ - 1] += (uint32_t)self->block_size_;
155 histograms[self->last_histogram_ix_[0]] = combined_histo[0];
160 self->block_size_ = 0;
161 FN(HistogramClear)(&histograms[self->curr_histogram_ix_]);
162 if (++self->merge_last_count_ > 1) {
163 self->target_block_size_ += self->min_block_size_;
168 *self->histograms_size_ = split->num_types;
169 split->num_blocks = self->num_blocks_;
175 static void FN(BlockSplitterAddSymbol)(FN(BlockSplitter)* self, size_t symbol) {
176 FN(HistogramAdd)(&self->histograms_[self->curr_histogram_ix_], symbol);
177 ++self->block_size_;
178 if (self->block_size_ == self->target_block_size_) {
179 FN(BlockSplitterFinishBlock)(self, /* is_final = */ BROTLI_FALSE);