libavcodec/cabac.h File Reference

Context Adaptive Binary Arithmetic Coder. More...

#include <stdint.h>
#include "put_bits.h"

Go to the source code of this file.

Data Structures
struct	CABACContext
Defines
#define	CABAC_BITS   16
#define	CABAC_MASK   ((1<<CABAC_BITS)-1)
Functions
void	ff_init_cabac_encoder (CABACContext *c, uint8_t *buf, int buf_size)
void	ff_init_cabac_decoder (CABACContext *c, const uint8_t *buf, int buf_size)
void	ff_init_cabac_states (CABACContext *c)

---

Detailed Description

Context Adaptive Binary Arithmetic Coder.

Definition in file cabac.h.

---

Define Documentation

#define CABAC_BITS   16

Definition at line 34 of file cabac.h.

Referenced by ff_h264_decode_mb_cabac(), get_cabac_bypass(), get_cabac_bypass_sign(), get_cabac_inline(), get_cabac_terminate(), refill(), and refill2().

#define CABAC_MASK   ((1<<CABAC_BITS)-1)

Definition at line 35 of file cabac.h.

Referenced by get_cabac_bypass(), get_cabac_bypass_sign(), get_cabac_inline(), refill(), refill2(), and renorm_cabac_decoder_once().

---

Function Documentation

void ff_init_cabac_decoder	(	CABACContext *	c,
		const uint8_t *	buf,
		int	buf_size
	)

Parameters:

buf_size

size of buf in bits

Definition at line 120 of file cabac.c.

Referenced by decode_slice(), and ff_h264_decode_mb_cabac().

void ff_init_cabac_encoder	(	CABACContext *	c,
		uint8_t *	buf,
		int	buf_size
	)

Parameters:

buf_size

size of buf in bits

Definition at line 107 of file cabac.c.

void ff_init_cabac_states

(

CABACContext *

c

)

Definition at line 135 of file cabac.c.

Referenced by decode_slice().