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comparison mupdf-source/thirdparty/brotli/c/enc/literal_cost.h @ 3:2c135c81b16c

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MERGE: upstream PyMuPDF 1.26.4 with MuPDF 1.26.7
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:44:09 +0200
parents b50eed0cc0ef
children
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0:6015a75abc2d 3:2c135c81b16c
1 /* Copyright 2013 Google Inc. All Rights Reserved.
2
3 Distributed under MIT license.
4 See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
5 */
6
7 /* Literal cost model to allow backward reference replacement to be efficient.
8 */
9
10 #ifndef BROTLI_ENC_LITERAL_COST_H_
11 #define BROTLI_ENC_LITERAL_COST_H_
12
13 #include <brotli/types.h>
14
15 #include "../common/platform.h"
16
17 #if defined(__cplusplus) || defined(c_plusplus)
18 extern "C" {
19 #endif
20
21 /* Estimates how many bits the literals in the interval [pos, pos + len) in the
22 ring-buffer (data, mask) will take entropy coded and writes these estimates
23 to the cost[0..len) array. */
24 BROTLI_INTERNAL void BrotliEstimateBitCostsForLiterals(
25 size_t pos, size_t len, size_t mask, const uint8_t* data, size_t* histogram,
26 float* cost);
27
28 #if defined(__cplusplus) || defined(c_plusplus)
29 } /* extern "C" */
30 #endif
31
32 #endif /* BROTLI_ENC_LITERAL_COST_H_ */