Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/brotli/c/enc/block_encoder_inc.h @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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1 /* NOLINT(build/header_guard) */
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2 /* Copyright 2014 Google Inc. All Rights Reserved.
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4 Distributed under MIT license.
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5 See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
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6 */
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8 /* template parameters: FN */
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10 #define HistogramType FN(Histogram)
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12 /* Creates entropy codes for all block types and stores them to the bit
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13 stream. */
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14 static void FN(BuildAndStoreEntropyCodes)(MemoryManager* m, BlockEncoder* self,
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15 const HistogramType* histograms, const size_t histograms_size,
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16 const size_t alphabet_size, HuffmanTree* tree,
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17 size_t* storage_ix, uint8_t* storage) {
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18 const size_t table_size = histograms_size * self->histogram_length_;
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19 self->depths_ = BROTLI_ALLOC(m, uint8_t, table_size);
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20 self->bits_ = BROTLI_ALLOC(m, uint16_t, table_size);
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21 if (BROTLI_IS_OOM(m)) return;
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23 {
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24 size_t i;
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25 for (i = 0; i < histograms_size; ++i) {
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26 size_t ix = i * self->histogram_length_;
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27 BuildAndStoreHuffmanTree(&histograms[i].data_[0], self->histogram_length_,
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28 alphabet_size, tree, &self->depths_[ix], &self->bits_[ix],
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29 storage_ix, storage);
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30 }
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31 }
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32 }
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34 #undef HistogramType