[mirror_edk2.git] / BaseTools / Source / C / BrotliCompress / enc / literal_cost.h

/* Copyright 2013 Google Inc. All Rights Reserved.\r
\r
   Distributed under MIT license.\r
   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT\r
*/\r
\r
/* Literal cost model to allow backward reference replacement to be efficient.\r
*/\r
\r
#ifndef BROTLI_ENC_LITERAL_COST_H_\r
#define BROTLI_ENC_LITERAL_COST_H_\r
\r
#include "../common/types.h"\r
#include "./port.h"\r
\r
#if defined(__cplusplus) || defined(c_plusplus)\r
extern "C" {\r
#endif\r
\r
/* Estimates how many bits the literals in the interval [pos, pos + len) in the\r
   ringbuffer (data, mask) will take entropy coded and writes these estimates\r
   to the cost[0..len) array. */\r
BROTLI_INTERNAL void BrotliEstimateBitCostsForLiterals(\r
    size_t pos, size_t len, size_t mask, const uint8_t *data, float *cost);\r
\r
#if defined(__cplusplus) || defined(c_plusplus)\r
}  /* extern "C" */\r
#endif\r
\r
#endif  /* BROTLI_ENC_LITERAL_COST_H_ */\r
Commit	Line	Data
11b7501a SB	1	/* Copyright 2013 Google Inc. All Rights Reserved.\r
	2	\r
	3	Distributed under MIT license.\r
	4	See file LICENSE for detail or copy at https://opensource.org/licenses/MIT\r
	5	*/\r
	6	\r
	7	/* Literal cost model to allow backward reference replacement to be efficient.\r
	8	*/\r
	9	\r
	10	#ifndef BROTLI_ENC_LITERAL_COST_H_\r
	11	#define BROTLI_ENC_LITERAL_COST_H_\r
	12	\r
	13	#include "../common/types.h"\r
	14	#include "./port.h"\r
	15	\r
	16	#if defined(__cplusplus) \|\| defined(c_plusplus)\r
	17	extern "C" {\r
	18	#endif\r
	19	\r
	20	/* Estimates how many bits the literals in the interval [pos, pos + len) in the\r
	21	ringbuffer (data, mask) will take entropy coded and writes these estimates\r
	22	to the cost[0..len) array. */\r
	23	BROTLI_INTERNAL void BrotliEstimateBitCostsForLiterals(\r
	24	size_t pos, size_t len, size_t mask, const uint8_t data, float cost);\r
	25	\r
	26	#if defined(__cplusplus) \|\| defined(c_plusplus)\r
	27	} /* extern "C" */\r
	28	#endif\r
	29	\r
	30	#endif /* BROTLI_ENC_LITERAL_COST_H_ */\r