vpx_rac.h File Reference

#include <stdint.h>
#include "config.h"
#include "libavutil/attributes.h"
#include "bytestream.h"

Go to the source code of this file.

Data Structures
struct	VPXRangeCoder

Macros
#define	vpx_rac_get_prob   vpx_rac_get_prob

Functions
int	ff_vpx_init_range_decoder (VPXRangeCoder *c, const uint8_t *buf, int buf_size)
static av_always_inline int	vpx_rac_is_end (VPXRangeCoder *c)
	returns 1 if the end of the stream has been reached, 0 otherwise. More...
static av_always_inline unsigned int	vpx_rac_renorm (VPXRangeCoder *c)
static av_always_inline int	vpx_rac_get_prob (VPXRangeCoder *c, uint8_t prob)
static av_always_inline int	vpx_rac_get_prob_branchy (VPXRangeCoder *c, int prob)
static av_always_inline int	vpx_rac_get (VPXRangeCoder *c)

Variables
const uint8_t	ff_vpx_norm_shift [256]

Detailed Description

Common VP5-VP9 range decoder stuff

Definition in file vpx_rac.h.

Macro Definition Documentation

vpx_rac_get_prob

#define vpx_rac_get_prob   vpx_rac_get_prob

Definition at line 82 of file vpx_rac.h.

Function Documentation

ff_vpx_init_range_decoder()

int ff_vpx_init_range_decoder	(	VPXRangeCoder *	c,
		const uint8_t *	buf,
		int	buf_size
	)

Definition at line 42 of file vpx_rac.c.

Referenced by decode_frame_header(), decode_tiles(), setup_partitions(), vp5_parse_header(), vp6_parse_header(), vp7_decode_frame_header(), vp8_decode_frame_header(), and vp9_decode_frame().

vpx_rac_is_end()

static av_always_inline int vpx_rac_is_end ( VPXRangeCoder *  c )

static

returns 1 if the end of the stream has been reached, 0 otherwise.

Definition at line 51 of file vpx_rac.h.

Referenced by decode_mb_row_no_filter(), decode_tiles(), vp5_parse_coeff(), vp6_parse_coeff(), vp78_decode_mv_mb_modes(), and vp7_decode_frame_header().

vpx_rac_renorm()

static av_always_inline unsigned int vpx_rac_renorm ( VPXRangeCoder *  c )

static

Definition at line 58 of file vpx_rac.h.

Referenced by vp8_decode_frame_header(), vpx_rac_get(), vpx_rac_get_prob(), and vpx_rac_get_prob_branchy().

vpx_rac_get_prob()

static av_always_inline int vpx_rac_get_prob ( VPXRangeCoder *  c, uint8_t  prob  )

static

Definition at line 83 of file vpx_rac.h.

vpx_rac_get_prob_branchy()

static av_always_inline int vpx_rac_get_prob_branchy ( VPXRangeCoder *  c, int  prob  )

static

Definition at line 99 of file vpx_rac.h.

Referenced by decode_block_coeffs(), decode_block_coeffs_internal(), decode_coeffs_b_generic(), decode_frame_header(), decode_mb_mode(), decode_mode(), decode_sb(), decode_splitmvs(), decode_tiles(), read_mv_component(), vp56_parse_mb_type(), vp56_parse_mb_type_models(), vp56_rac_get_tree(), vp5_parse_coeff(), vp5_parse_coeff_models(), vp5_parse_vector_adjustment(), vp5_parse_vector_models(), vp6_parse_coeff(), vp6_parse_coeff_models(), vp6_parse_vector_adjustment(), vp6_parse_vector_models(), vp78_update_pred16x16_pred8x8_mvc_probabilities(), vp78_update_probability_tables(), vp7_decode_mvs(), vp8_decode_mvs(), and vp9_decode_frame().

vpx_rac_get()

static av_always_inline int vpx_rac_get ( VPXRangeCoder *  c )

static

Definition at line 117 of file vpx_rac.h.

Referenced by vp56_parse_mb_type_models(), vp56_rac_gets(), vp5_parse_coeff(), vp5_parse_header(), vp6_parse_coeff(), vp6_parse_coeff_models(), and vp6_parse_header().

Variable Documentation

ff_vpx_norm_shift

const uint8_t ff_vpx_norm_shift[256]

Definition at line 27 of file vpx_rac.c.

Referenced by vpx_rac_renorm().