vc1_pred.c File Reference

VC-1 and WMV3 block decoding routines. More...

#include "mathops.h"
#include "mpegutils.h"
#include "mpegvideo.h"
#include "vc1.h"
#include "vc1_pred.h"
#include "vc1data.h"

Go to the source code of this file.

Functions
static av_always_inline int	scaleforsame_x (VC1Context *v, int n, int dir)
static av_always_inline int	scaleforsame_y (VC1Context *v, int i, int n, int dir)
static av_always_inline int	scaleforopp_x (VC1Context *v, int n)
static av_always_inline int	scaleforopp_y (VC1Context *v, int n, int dir)
static av_always_inline int	scaleforsame (VC1Context *v, int i, int n, int dim, int dir)
static av_always_inline int	scaleforopp (VC1Context *v, int n, int dim, int dir)
void	ff_vc1_pred_mv (VC1Context *v, int n, int dmv_x, int dmv_y, int mv1, int r_x, int r_y, uint8_t *is_intra, int pred_flag, int dir)
	Predict and set motion vector. More...
void	ff_vc1_pred_mv_intfr (VC1Context *v, int n, int dmv_x, int dmv_y, int mvn, int r_x, int r_y, uint8_t *is_intra, int dir)
	Predict and set motion vector for interlaced frame picture MBs. More...
void	ff_vc1_pred_b_mv (VC1Context *v, int dmv_x[2], int dmv_y[2], int direct, int mvtype)
void	ff_vc1_pred_b_mv_intfi (VC1Context *v, int n, int *dmv_x, int *dmv_y, int mv1, int *pred_flag)

Detailed Description

VC-1 and WMV3 block decoding routines.

Definition in file vc1_pred.c.

Function Documentation

static av_always_inline int scaleforsame_x ( VC1Context *  v, int  n, int  dir  )

static

Definition at line 36 of file vc1_pred.c.

Referenced by scaleforsame().

static av_always_inline int scaleforsame_y ( VC1Context *  v, int  i, int  n, int  dir  )

static

Definition at line 69 of file vc1_pred.c.

Referenced by scaleforsame().

static av_always_inline int scaleforopp_x ( VC1Context *  v, int  n  )

static

Definition at line 106 of file vc1_pred.c.

Referenced by scaleforopp().

static av_always_inline int scaleforopp_y ( VC1Context *  v, int  n, int  dir  )

static

Definition at line 133 of file vc1_pred.c.

Referenced by scaleforopp().

static av_always_inline int scaleforsame ( VC1Context *  v, int  i, int  n, int  dim, int  dir  )

static

Definition at line 164 of file vc1_pred.c.

Referenced by ff_vc1_pred_mv().

static av_always_inline int scaleforopp ( VC1Context *  v, int  n, int  dim, int  dir  )

static

Definition at line 185 of file vc1_pred.c.

Referenced by ff_vc1_pred_mv().

void ff_vc1_pred_mv	(	VC1Context *	v,
		int	n,
		int	dmv_x,
		int	dmv_y,
		int	mv1,
		int	r_x,
		int	r_y,
		uint8_t *	is_intra,
		int	pred_flag,
		int	dir
	)

Predict and set motion vector.

Definition at line 211 of file vc1_pred.c.

Referenced by ff_vc1_pred_b_mv_intfi(), vc1_decode_p_mb(), and vc1_decode_p_mb_intfi().

void ff_vc1_pred_mv_intfr	(	VC1Context *	v,
		int	n,
		int	dmv_x,
		int	dmv_y,
		int	mvn,
		int	r_x,
		int	r_y,
		uint8_t *	is_intra,
		int	dir
	)

Predict and set motion vector for interlaced frame picture MBs.

Definition at line 463 of file vc1_pred.c.

Referenced by vc1_decode_b_mb_intfr(), and vc1_decode_p_mb_intfr().

void ff_vc1_pred_b_mv	(	VC1Context *	v,
		int	dmv_x[2],
		int	dmv_y[2],
		int	direct,
		int	mvtype
	)

Definition at line 684 of file vc1_pred.c.

Referenced by vc1_decode_b_mb().

void ff_vc1_pred_b_mv_intfi	(	VC1Context *	v,
		int	n,
		int *	dmv_x,
		int *	dmv_y,
		int	mv1,
		int *	pred_flag
	)

Definition at line 884 of file vc1_pred.c.

Referenced by vc1_decode_b_mb_intfi().