Motion estimation context. More...

#include <motion_est.h>

Data Fields
AVCodecContext *	avctx

int	skip
	set if ME is skipped for the current MB More...

int	co_located_mv [4][2]
	mv from last P-frame for direct mode ME More...

int	direct_basis_mv [4][2]

uint8_t *	scratchpad
	data area for the ME algo, so that the ME does not need to malloc/free. More...

uint8_t *	temp

uint32_t *	map
	map to avoid duplicate evaluations More...

uint32_t *	score_map
	map to store the scores More...

unsigned	map_generation

int	pre_penalty_factor

int	penalty_factor
	an estimate of the bits required to code a given mv value, e.g. More...

int	sub_penalty_factor

int	mb_penalty_factor

int	flags

int	sub_flags

int	mb_flags

int	pre_pass
	= 1 for the pre pass More...

int	dia_size

int	xmin

int	xmax

int	ymin

int	ymax

int	pred_x

int	pred_y

const uint8_t *	src [4][4]

const uint8_t *	ref [4][4]

int	stride

int	uvstride

int64_t	mc_mb_var_sum_temp

int64_t	mb_var_sum_temp

int	scene_change_score

me_cmp_func	me_pre_cmp [6]

me_cmp_func	me_cmp [6]

me_cmp_func	me_sub_cmp [6]

me_cmp_func	mb_cmp [6]

me_cmp_func	pix_abs [2][4]

me_cmp_func	sse

op_pixels_func(*	hpel_put )[4]

op_pixels_func(*	hpel_avg )[4]

qpel_mc_func(*	qpel_put )[16]

qpel_mc_func(*	qpel_avg )[16]

const uint8_t(*	mv_penalty )[MAX_DMV *2+1]
	bit amount needed to encode a MV More...

const uint8_t *	current_mv_penalty

int(*	sub_motion_search )(struct MpegEncContext s, int mx_ptr, int *my_ptr, int dmin, int src_index, int ref_index, int size, int h)

Detailed Description

Motion estimation context.

Definition at line 48 of file motion_est.h.

Field Documentation

◆ avctx

AVCodecContext* MotionEstContext::avctx

Definition at line 49 of file motion_est.h.

◆ skip

int MotionEstContext::skip

set if ME is skipped for the current MB

Definition at line 50 of file motion_est.h.

◆ co_located_mv

int MotionEstContext::co_located_mv[4][2]

mv from last P-frame for direct mode ME

Definition at line 51 of file motion_est.h.

◆ direct_basis_mv

int MotionEstContext::direct_basis_mv[4][2]

Definition at line 52 of file motion_est.h.

◆ scratchpad

uint8_t* MotionEstContext::scratchpad

data area for the ME algo, so that the ME does not need to malloc/free.

Definition at line 53 of file motion_est.h.

Referenced by encode_end(), encode_init(), and encode_picture().

◆ temp

uint8_t* MotionEstContext::temp

Definition at line 55 of file motion_est.h.

Referenced by encode_end(), encode_init(), and encode_picture().

◆ map

uint32_t* MotionEstContext::map

map to avoid duplicate evaluations

Definition at line 56 of file motion_est.h.

Referenced by encode_end(), and encode_init().

◆ score_map

uint32_t* MotionEstContext::score_map

map to store the scores

Definition at line 57 of file motion_est.h.

Referenced by encode_init().

◆ map_generation

unsigned MotionEstContext::map_generation

Definition at line 58 of file motion_est.h.

◆ pre_penalty_factor

int MotionEstContext::pre_penalty_factor

Definition at line 59 of file motion_est.h.

◆ penalty_factor

int MotionEstContext::penalty_factor

an estimate of the bits required to code a given mv value, e.g.

(1,0) takes more bits than (0,0). We have to estimate whether any reduction in residual is worth the extra bits.

Definition at line 60 of file motion_est.h.

◆ sub_penalty_factor

int MotionEstContext::sub_penalty_factor

Definition at line 65 of file motion_est.h.

◆ mb_penalty_factor

int MotionEstContext::mb_penalty_factor

Definition at line 66 of file motion_est.h.

◆ flags

int MotionEstContext::flags

Definition at line 67 of file motion_est.h.

◆ sub_flags

int MotionEstContext::sub_flags

Definition at line 68 of file motion_est.h.

◆ mb_flags

int MotionEstContext::mb_flags

Definition at line 69 of file motion_est.h.

◆ pre_pass

int MotionEstContext::pre_pass

= 1 for the pre pass

Definition at line 70 of file motion_est.h.

◆ dia_size

int MotionEstContext::dia_size

Definition at line 71 of file motion_est.h.

Referenced by encode_frame().

◆ xmin

int MotionEstContext::xmin

Definition at line 72 of file motion_est.h.

◆ xmax

int MotionEstContext::xmax

Definition at line 73 of file motion_est.h.

◆ ymin

int MotionEstContext::ymin

Definition at line 74 of file motion_est.h.

◆ ymax

int MotionEstContext::ymax

Definition at line 75 of file motion_est.h.

◆ pred_x

int MotionEstContext::pred_x

Definition at line 76 of file motion_est.h.

◆ pred_y

int MotionEstContext::pred_y

Definition at line 77 of file motion_est.h.

◆ src

const uint8_t* MotionEstContext::src[4][4]

Definition at line 78 of file motion_est.h.

◆ ref

const uint8_t* MotionEstContext::ref[4][4]

Definition at line 79 of file motion_est.h.

◆ stride

int MotionEstContext::stride

Definition at line 80 of file motion_est.h.

◆ uvstride

int MotionEstContext::uvstride

Definition at line 81 of file motion_est.h.

◆ mc_mb_var_sum_temp

int64_t MotionEstContext::mc_mb_var_sum_temp

Definition at line 83 of file motion_est.h.

◆ mb_var_sum_temp

int64_t MotionEstContext::mb_var_sum_temp

Definition at line 84 of file motion_est.h.

◆ scene_change_score

int MotionEstContext::scene_change_score

Definition at line 85 of file motion_est.h.

Referenced by encode_frame().

◆ me_pre_cmp

me_cmp_func MotionEstContext::me_pre_cmp[6]

Definition at line 87 of file motion_est.h.

◆ me_cmp

me_cmp_func MotionEstContext::me_cmp[6]

Definition at line 88 of file motion_est.h.

Referenced by get_4block_rd(), and get_block_rd().

◆ me_sub_cmp

me_cmp_func MotionEstContext::me_sub_cmp[6]

Definition at line 89 of file motion_est.h.

◆ mb_cmp

me_cmp_func MotionEstContext::mb_cmp[6]

Definition at line 90 of file motion_est.h.

◆ pix_abs

me_cmp_func MotionEstContext::pix_abs[2][4]

Definition at line 92 of file motion_est.h.

◆ sse

me_cmp_func MotionEstContext::sse

Definition at line 93 of file motion_est.h.

◆ hpel_put

op_pixels_func(* MotionEstContext::hpel_put)[4]

Definition at line 95 of file motion_est.h.

◆ hpel_avg

op_pixels_func(* MotionEstContext::hpel_avg)[4]

Definition at line 96 of file motion_est.h.

◆ qpel_put

qpel_mc_func(* MotionEstContext::qpel_put)[16]

Definition at line 97 of file motion_est.h.

◆ qpel_avg

qpel_mc_func(* MotionEstContext::qpel_avg)[16]

Definition at line 98 of file motion_est.h.

◆ mv_penalty

const uint8_t(* MotionEstContext::mv_penalty)[MAX_DMV *2+1]

bit amount needed to encode a MV

Definition at line 99 of file motion_est.h.

◆ current_mv_penalty

const uint8_t* MotionEstContext::current_mv_penalty

Definition at line 100 of file motion_est.h.

◆ sub_motion_search

int(* MotionEstContext::sub_motion_search) (struct MpegEncContext *s, int *mx_ptr, int *my_ptr, int dmin, int src_index, int ref_index, int size, int h)

Definition at line 101 of file motion_est.h.

The documentation for this struct was generated from the following file:

libavcodec/motion_est.h

Data Fields