Lines Matching refs:self
336 MemoryManager* m, ContextBlockSplitter* self, size_t alphabet_size,
344 self->alphabet_size_ = alphabet_size;
345 self->num_contexts_ = num_contexts;
346 self->max_block_types_ = BROTLI_MAX_NUMBER_OF_BLOCK_TYPES / num_contexts;
347 self->min_block_size_ = min_block_size;
348 self->split_threshold_ = split_threshold;
349 self->num_blocks_ = 0;
350 self->split_ = split;
351 self->histograms_size_ = histograms_size;
352 self->target_block_size_ = min_block_size;
353 self->block_size_ = 0;
354 self->curr_histogram_ix_ = 0;
355 self->merge_last_count_ = 0;
360 BROTLI_MIN(size_t, max_num_blocks, self->max_block_types_ + 1);
371 self->histograms_ = *histograms;
374 ClearHistogramsLiteral(&self->histograms_[0], num_contexts);
375 self->last_histogram_ix_[0] = self->last_histogram_ix_[1] = 0;
383 ContextBlockSplitter* self, MemoryManager* m, BROTLI_BOOL is_final) {
384 BlockSplit* split = self->split_;
385 const size_t num_contexts = self->num_contexts_;
386 double* last_entropy = self->last_entropy_;
387 HistogramLiteral* histograms = self->histograms_;
389 if (self->block_size_ < self->min_block_size_) {
390 self->block_size_ = self->min_block_size_;
392 if (self->num_blocks_ == 0) {
395 split->lengths[0] = (uint32_t)self->block_size_;
400 BitsEntropy(histograms[i].data_, self->alphabet_size_);
403 ++self->num_blocks_;
405 self->curr_histogram_ix_ += num_contexts;
406 if (self->curr_histogram_ix_ < *self->histograms_size_) {
408 &self->histograms_[self->curr_histogram_ix_], self->num_contexts_);
410 self->block_size_ = 0;
411 } else if (self->block_size_ > 0) {
424 size_t curr_histo_ix = self->curr_histogram_ix_ + i;
427 self->alphabet_size_);
430 size_t last_histogram_ix = self->last_histogram_ix_[j] + i;
435 &combined_histo[jx].data_[0], self->alphabet_size_);
440 if (split->num_types < self->max_block_types_ &&
441 diff[0] > self->split_threshold_ &&
442 diff[1] > self->split_threshold_) {
444 split->lengths[self->num_blocks_] = (uint32_t)self->block_size_;
445 split->types[self->num_blocks_] = (uint8_t)split->num_types;
446 self->last_histogram_ix_[1] = self->last_histogram_ix_[0];
447 self->last_histogram_ix_[0] = split->num_types * num_contexts;
452 ++self->num_blocks_;
454 self->curr_histogram_ix_ += num_contexts;
455 if (self->curr_histogram_ix_ < *self->histograms_size_) {
457 &self->histograms_[self->curr_histogram_ix_], self->num_contexts_);
459 self->block_size_ = 0;
460 self->merge_last_count_ = 0;
461 self->target_block_size_ = self->min_block_size_;
464 split->lengths[self->num_blocks_] = (uint32_t)self->block_size_;
465 split->types[self->num_blocks_] = split->types[self->num_blocks_ - 2];
466 BROTLI_SWAP(size_t, self->last_histogram_ix_, 0, 1);
468 histograms[self->last_histogram_ix_[0] + i] =
472 HistogramClearLiteral(&histograms[self->curr_histogram_ix_ + i]);
474 ++self->num_blocks_;
475 self->block_size_ = 0;
476 self->merge_last_count_ = 0;
477 self->target_block_size_ = self->min_block_size_;
480 split->lengths[self->num_blocks_ - 1] += (uint32_t)self->block_size_;
482 histograms[self->last_histogram_ix_[0] + i] = combined_histo[i];
487 HistogramClearLiteral(&histograms[self->curr_histogram_ix_ + i]);
489 self->block_size_ = 0;
490 if (++self->merge_last_count_ > 1) {
491 self->target_block_size_ += self->min_block_size_;
497 *self->histograms_size_ = split->num_types * num_contexts;
498 split->num_blocks = self->num_blocks_;
505 ContextBlockSplitter* self, MemoryManager* m,
507 HistogramAddLiteral(&self->histograms_[self->curr_histogram_ix_ + context],
509 ++self->block_size_;
510 if (self->block_size_ == self->target_block_size_) {
511 ContextBlockSplitterFinishBlock(self, m, /* is_final = */ BROTLI_FALSE);