| /* Copyright 2013 Google Inc. All Rights Reserved. |
| |
| Distributed under MIT license. |
| See file LICENSE for detail or copy at https://opensource.org/licenses/MIT |
| */ |
| |
| /* Literal cost model to allow backward reference replacement to be efficient. |
| */ |
| |
| #ifndef BROTLI_ENC_LITERAL_COST_H_ |
| #define BROTLI_ENC_LITERAL_COST_H_ |
| |
| #include "../common/platform.h" |
| #include <brotli/types.h> |
| |
| #if defined(__cplusplus) || defined(c_plusplus) |
| extern "C" { |
| #endif |
| |
| /* Estimates how many bits the literals in the interval [pos, pos + len) in the |
| ring-buffer (data, mask) will take entropy coded and writes these estimates |
| to the cost[0..len) array. */ |
| BROTLI_INTERNAL void BrotliEstimateBitCostsForLiterals( |
| size_t pos, size_t len, size_t mask, const uint8_t *data, float *cost); |
| |
| #if defined(__cplusplus) || defined(c_plusplus) |
| } /* extern "C" */ |
| #endif |
| |
| #endif /* BROTLI_ENC_LITERAL_COST_H_ */ |
