libavcodec/cabac_functions.h File Reference

Context Adaptive Binary Arithmetic Coder inline functions. More...

#include <stdint.h>
#include "cabac.h"
#include "config.h"

Go to the source code of this file.

Functions
static void	refill (CABACContext *c)
static void	renorm_cabac_decoder_once (CABACContext *c)
static void	refill2 (CABACContext *c)
static av_always_inline int	get_cabac_inline (CABACContext *c, uint8_t *const state)
static int av_noinline av_unused	get_cabac_noinline (CABACContext *c, uint8_t *const state)
static int av_unused	get_cabac (CABACContext *c, uint8_t *const state)
static int av_unused	get_cabac_bypass (CABACContext *c)
static av_always_inline int	get_cabac_bypass_sign (CABACContext *c, int val)
static int av_unused	get_cabac_terminate (CABACContext *c)
Variables
const uint8_t	ff_h264_norm_shift [512]
uint8_t	ff_h264_mlps_state [4 *64]
uint8_t	ff_h264_lps_range [4 *2 *64]
	rangeTabLPS

---

Detailed Description

Context Adaptive Binary Arithmetic Coder inline functions.

Definition in file cabac_functions.h.

---

Function Documentation

static int av_unused get_cabac	(	CABACContext *	c,
		uint8_t *const	state
	)			[static]

Definition at line 108 of file cabac_functions.h.

Referenced by decode_cabac_b_mb_sub_type(), decode_cabac_mb_intra4x4_pred_mode(), decode_cabac_mb_mvd(), decode_cabac_mb_ref(), decode_cabac_p_mb_sub_type(), decode_cabac_residual_dc(), decode_cabac_residual_dc_422(), and decode_cabac_residual_nondc().

static int av_unused get_cabac_bypass

(

CABACContext *

c

)

[static]

Definition at line 112 of file cabac_functions.h.

Referenced by decode_cabac_mb_mvd().

static av_always_inline int get_cabac_bypass_sign	(	CABACContext *	c,
		int	val
	)			[static]

Definition at line 130 of file cabac_functions.h.

static av_always_inline int get_cabac_inline	(	CABACContext *	c,
		uint8_t *const	state
	)			[static]

Definition at line 80 of file cabac_functions.h.

Referenced by get_cabac(), and get_cabac_noinline().

static int av_noinline av_unused get_cabac_noinline	(	CABACContext *	c,
		uint8_t *const	state
	)			[static]

Definition at line 104 of file cabac_functions.h.

Referenced by decode_cabac_field_decoding_flag(), decode_cabac_intra_mb_type(), decode_cabac_mb_cbp_chroma(), decode_cabac_mb_cbp_luma(), decode_cabac_mb_chroma_pre_mode(), decode_cabac_mb_skip(), and ff_h264_decode_mb_cabac().

static int av_unused get_cabac_terminate

(

CABACContext *

c

)

[static]

Returns:

the number of bytes read or 0 if no end

Definition at line 150 of file cabac_functions.h.

Referenced by decode_cabac_intra_mb_type(), and decode_slice().

static void refill

(

CABACContext *

c

)

[static]

Definition at line 43 of file cabac_functions.h.

Referenced by dirac_get_arith_bit(), get_cabac_bypass(), get_cabac_bypass_sign(), get_rac(), and renorm_cabac_decoder_once().

static void refill2

(

CABACContext *

c

)

[static]

Definition at line 62 of file cabac_functions.h.

Referenced by get_cabac_inline().

static void renorm_cabac_decoder_once

(

CABACContext *

c

)

[inline, static]

Definition at line 53 of file cabac_functions.h.

Referenced by get_cabac_terminate().

---

Variable Documentation

uint8_t ff_h264_lps_range[4 *2 *64]

rangeTabLPS

Definition at line 54 of file cabac.c.

Referenced by ff_init_cabac_states(), and get_cabac_inline().

uint8_t ff_h264_mlps_state[4 *64]

Definition at line 53 of file cabac.c.

Referenced by ff_init_cabac_states(), and get_cabac_inline().

const uint8_t ff_h264_norm_shift[512]

Definition at line 80 of file cabac.c.

Referenced by get_cabac_inline(), and refill2().