motion_est_template.c File Reference

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Detailed Description

Motion estimation template.

Definition in file motion_est_template.c.

Go to the source code of this file.

Functions
static int	hpel_motion_search (MpegEncContext *s, int *mx_ptr, int *my_ptr, int dmin, uint8_t *ref_data[3], int size)
static int	hpel_motion_search (MpegEncContext *s, int *mx_ptr, int *my_ptr, int dmin, int src_index, int ref_index, int size, int h)
static int	no_sub_motion_search (MpegEncContext *s, int *mx_ptr, int *my_ptr, int dmin, int src_index, int ref_index, int size, int h)
int	ff_get_mb_score (MpegEncContext *s, int mx, int my, int src_index, int ref_index, int size, int h, int add_rate)
static int	qpel_motion_search (MpegEncContext *s, int *mx_ptr, int *my_ptr, int dmin, int src_index, int ref_index, int size, int h)
static av_always_inline int	small_diamond_search (MpegEncContext *s, int *best, int dmin, int src_index, int ref_index, int const penalty_factor, int size, int h, int flags)
static int	funny_diamond_search (MpegEncContext *s, int *best, int dmin, int src_index, int ref_index, int const penalty_factor, int size, int h, int flags)
static int	hex_search (MpegEncContext *s, int *best, int dmin, int src_index, int ref_index, int const penalty_factor, int size, int h, int flags, int dia_size)
static int	l2s_dia_search (MpegEncContext *s, int *best, int dmin, int src_index, int ref_index, int const penalty_factor, int size, int h, int flags)
static int	umh_search (MpegEncContext *s, int *best, int dmin, int src_index, int ref_index, int const penalty_factor, int size, int h, int flags)
static int	sab_diamond_search (MpegEncContext *s, int *best, int dmin, int src_index, int ref_index, int const penalty_factor, int size, int h, int flags)
static int	var_diamond_search (MpegEncContext *s, int *best, int dmin, int src_index, int ref_index, int const penalty_factor, int size, int h, int flags)
static av_always_inline int	diamond_search (MpegEncContext *s, int *best, int dmin, int src_index, int ref_index, int const penalty_factor, int size, int h, int flags)
static av_always_inline int	epzs_motion_search_internal (MpegEncContext *s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t(*last_mv)[2], int ref_mv_scale, int flags, int size, int h)
int	ff_epzs_motion_search (MpegEncContext *s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t(*last_mv)[2], int ref_mv_scale, int size, int h)
static int	epzs_motion_search4 (MpegEncContext *s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t(*last_mv)[2], int ref_mv_scale)
static int	epzs_motion_search2 (MpegEncContext *s, int *mx_ptr, int *my_ptr, int P[10][2], int src_index, int ref_index, int16_t(*last_mv)[2], int ref_mv_scale)

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Function Documentation

static int hpel_motion_search	(	MpegEncContext *	s,
		int *	mx_ptr,
		int *	my_ptr,
		int	dmin,
		uint8_t *	ref_data[3],
		int	size
	)			[static]

Definition at line 48 of file motion_est_template.c.

Referenced by direct_search(), and ff_init_me().

static int hpel_motion_search	(	MpegEncContext *	s,
		int *	mx_ptr,
		int *	my_ptr,
		int	dmin,
		int	src_index,
		int	ref_index,
		int	size,
		int	h
	)			[static]

Definition at line 116 of file motion_est_template.c.

static int no_sub_motion_search	(	MpegEncContext *	s,
		int *	mx_ptr,
		int *	my_ptr,
		int	dmin,
		int	src_index,
		int	ref_index,
		int	size,
		int	h
	)			[static]

Definition at line 225 of file motion_est_template.c.

Referenced by ff_init_me().

int ff_get_mb_score	(	MpegEncContext *	s,
		int	mx,
		int	my,
		int	src_index,
		int	ref_index,
		int	size,
		int	h,
		int	add_rate
	)			[inline]

Definition at line 235 of file motion_est_template.c.

Referenced by direct_search(), encode_q_branch(), ff_estimate_motion_b(), and ff_estimate_p_frame_motion().

static int qpel_motion_search	(	MpegEncContext *	s,
		int *	mx_ptr,
		int *	my_ptr,
		int	dmin,
		int	src_index,
		int	ref_index,
		int	size,
		int	h
	)			[static]

Definition at line 274 of file motion_est_template.c.

Referenced by direct_search(), and ff_init_me().

static av_always_inline int small_diamond_search	(	MpegEncContext *	s,
		int *	best,
		int	dmin,
		int	src_index,
		int	ref_index,
		int const	penalty_factor,
		int	size,
		int	h,
		int	flags
	)			[static]

Definition at line 557 of file motion_est_template.c.

Referenced by diamond_search().

static int funny_diamond_search	(	MpegEncContext *	s,
		int *	best,
		int	dmin,
		int	src_index,
		int	ref_index,
		int const	penalty_factor,
		int	size,
		int	h,
		int	flags
	)			[static]

Definition at line 599 of file motion_est_template.c.

Referenced by diamond_search().

static int hex_search	(	MpegEncContext *	s,
		int *	best,
		int	dmin,
		int	src_index,
		int	ref_index,
		int const	penalty_factor,
		int	size,
		int	h,
		int	flags,
		int	dia_size
	)			[static]

Definition at line 660 of file motion_est_template.c.

Referenced by diamond_search(), and umh_search().

static int l2s_dia_search	(	MpegEncContext *	s,
		int *	best,
		int	dmin,
		int	src_index,
		int	ref_index,
		int const	penalty_factor,
		int	size,
		int	h,
		int	flags
	)			[static]

Definition at line 694 of file motion_est_template.c.

Referenced by diamond_search().

static int umh_search	(	MpegEncContext *	s,
		int *	best,
		int	dmin,
		int	src_index,
		int	ref_index,
		int const	penalty_factor,
		int	size,
		int	h,
		int	flags
	)			[static]

Definition at line 732 of file motion_est_template.c.

Referenced by diamond_search().

static int sab_diamond_search	(	MpegEncContext *	s,
		int *	best,
		int	dmin,
		int	src_index,
		int	ref_index,
		int const	penalty_factor,
		int	size,
		int	h,
		int	flags
	)			[static]

Definition at line 809 of file motion_est_template.c.

Referenced by diamond_search().

static int var_diamond_search	(	MpegEncContext *	s,
		int *	best,
		int	dmin,
		int	src_index,
		int	ref_index,
		int const	penalty_factor,
		int	size,
		int	h,
		int	flags
	)			[static]

Definition at line 896 of file motion_est_template.c.

Referenced by diamond_search().

static av_always_inline int diamond_search	(	MpegEncContext *	s,
		int *	best,
		int	dmin,
		int	src_index,
		int	ref_index,
		int const	penalty_factor,
		int	size,
		int	h,
		int	flags
	)			[static]

Definition at line 973 of file motion_est_template.c.

Referenced by epzs_motion_search2(), epzs_motion_search4(), and epzs_motion_search_internal().

static av_always_inline int epzs_motion_search_internal	(	MpegEncContext *	s,
		int *	mx_ptr,
		int *	my_ptr,
		int	P[10][2],
		int	src_index,
		int	ref_index,
		int16_t(*)	last_mv[2],
		int	ref_mv_scale,
		int	flags,
		int	size,
		int	h
	)			[static]

Parameters:

P[10][2]

a list of candidate mvs to check before starting the iterative search. If one of the candidates is close to the optimal mv, then it takes fewer iterations. And it increases the chance that we find the optimal mv.

Definition at line 999 of file motion_est_template.c.

Referenced by ff_epzs_motion_search().

int ff_epzs_motion_search	(	MpegEncContext *	s,
		int *	mx_ptr,
		int *	my_ptr,
		int	P[10][2],
		int	src_index,
		int	ref_index,
		int16_t(*)	last_mv[2],
		int	ref_mv_scale,
		int	size,
		int	h
	)			[inline]

Definition at line 1116 of file motion_est_template.c.

Referenced by direct_search(), encode_q_branch(), ff_estimate_motion_b(), ff_estimate_p_frame_motion(), and ff_pre_estimate_p_frame_motion().

static int epzs_motion_search4	(	MpegEncContext *	s,
		int *	mx_ptr,
		int *	my_ptr,
		int	P[10][2],
		int	src_index,
		int	ref_index,
		int16_t(*)	last_mv[2],
		int	ref_mv_scale
	)			[static]

Definition at line 1131 of file motion_est_template.c.

Referenced by h263_mv4_search().

static int epzs_motion_search2	(	MpegEncContext *	s,
		int *	mx_ptr,
		int *	my_ptr,
		int	P[10][2],
		int	src_index,
		int	ref_index,
		int16_t(*)	last_mv[2],
		int	ref_mv_scale
	)			[static]

Definition at line 1191 of file motion_est_template.c.

Referenced by interlaced_search().