mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-24 16:27:42 +01:00
35 lines
1.1 KiB
C
Executable File
35 lines
1.1 KiB
C
Executable File
/* NOLINT(build/header_guard) */
|
|
/* Copyright 2014 Google Inc. All Rights Reserved.
|
|
|
|
Distributed under MIT license.
|
|
See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
|
|
*/
|
|
|
|
/* template parameters: FN */
|
|
|
|
#define HistogramType FN(Histogram)
|
|
|
|
/* Creates entropy codes for all block types and stores them to the bit
|
|
stream. */
|
|
static void FN(BuildAndStoreEntropyCodes)(MemoryManager* m, BlockEncoder* self,
|
|
const HistogramType* histograms, const size_t histograms_size,
|
|
const size_t alphabet_size, HuffmanTree* tree,
|
|
size_t* storage_ix, uint8_t* storage) {
|
|
const size_t table_size = histograms_size * self->histogram_length_;
|
|
self->depths_ = BROTLI_ALLOC(m, uint8_t, table_size);
|
|
self->bits_ = BROTLI_ALLOC(m, uint16_t, table_size);
|
|
if (BROTLI_IS_OOM(m)) return;
|
|
|
|
{
|
|
size_t i;
|
|
for (i = 0; i < histograms_size; ++i) {
|
|
size_t ix = i * self->histogram_length_;
|
|
BuildAndStoreHuffmanTree(&histograms[i].data_[0], self->histogram_length_,
|
|
alphabet_size, tree, &self->depths_[ix], &self->bits_[ix],
|
|
storage_ix, storage);
|
|
}
|
|
}
|
|
}
|
|
|
|
#undef HistogramType
|