mvs.c File Reference

#include "hevc.h"
#include "hevcdec.h"
#include "libavcodec/progressframe.h"

Go to the source code of this file.

Macros
#define	MIN_TB_ADDR_ZS(x, y)
#define	MATCH_MV(x)
#define	MATCH(x)
#define	CHECK_MVSET(l)
#define	TAB_MVF(x, y)
#define	TAB_MVF_PU(v)
#define	DERIVE_TEMPORAL_COLOCATED_MVS
#define	AVAILABLE(cand, v)
#define	PRED_BLOCK_AVAILABLE(v)
#define	COMPARE_MV_REFIDX(a, b)
#define	MP_MX(v, pred, mx)
#define	MP_MX_LT(v, pred, mx)

Functions
void	ff_hevc_set_neighbour_available (HEVCLocalContext *lc, int x0, int y0, int nPbW, int nPbH, int log2_ctb_size)
static av_always_inline int	z_scan_block_avail (const HEVCPPS *pps, const HEVCSPS *sps, int xCurr, int yCurr, int xN, int yN)
static av_always_inline int	is_diff_mer (const HEVCPPS *pps, int xN, int yN, int xP, int yP)
static av_always_inline int	compare_mv_ref_idx (struct MvField A, struct MvField B)
static av_always_inline void	mv_scale (Mv *dst, const Mv *src, int td, int tb)
static int	check_mvset (Mv *mvLXCol, const Mv *mvCol, int colPic, int poc, const RefPicList *refPicList, int X, int refIdxLx, const RefPicList *refPicList_col, int listCol, int refidxCol)
static int	derive_temporal_colocated_mvs (const HEVCContext *s, MvField temp_col, int refIdxLx, Mv *mvLXCol, int X, int colPic, const RefPicList *refPicList_col)
static int	temporal_luma_motion_vector (const HEVCContext *s, const HEVCSPS *sps, int x0, int y0, int nPbW, int nPbH, int refIdxLx, Mv *mvLXCol, int X)
static void	derive_spatial_merge_candidates (HEVCLocalContext *lc, const HEVCContext *s, const HEVCPPS *pps, const HEVCSPS *sps, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int singleMCLFlag, int part_idx, int merge_idx, struct MvField mergecandlist[])
void	ff_hevc_luma_mv_merge_mode (HEVCLocalContext *lc, const HEVCPPS *pps, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int part_idx, int merge_idx, MvField *mv)
static av_always_inline void	dist_scale (const HEVCContext *s, Mv *mv, int min_pu_width, int x, int y, int elist, int ref_idx_curr, int ref_idx)
static int	mv_mp_mode_mx (const HEVCContext *s, const HEVCSPS *sps, int x, int y, int pred_flag_index, Mv *mv, int ref_idx_curr, int ref_idx)
static int	mv_mp_mode_mx_lt (const HEVCContext *s, const HEVCSPS *sps, int x, int y, int pred_flag_index, Mv *mv, int ref_idx_curr, int ref_idx)
void	ff_hevc_luma_mv_mvp_mode (HEVCLocalContext *lc, const HEVCPPS *pps, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int part_idx, int merge_idx, MvField *mv, int mvp_lx_flag, int LX)

Variables
static const uint8_t	l0_l1_cand_idx [12][2]

Macro Definition Documentation

MIN_TB_ADDR_ZS

#define MIN_TB_ADDR_ZS	(		x,
			y )

Value:

    pps->min_tb_addr_zs[(y) * (sps->tb_mask+2) + (x)]

Referenced by z_scan_block_avail().

MATCH_MV

#define MATCH_MV

(

x

)

Value:

(AV_RN32A(&A.x) == AV_RN32A(&B.x))

Definition at line 95 of file mvs.c.

Referenced by compare_mv_ref_idx().

MATCH

#define MATCH

(

x

)

Value:

(A.x == B.x)

Definition at line 96 of file mvs.c.

Referenced by compare_mv_ref_idx().

CHECK_MVSET

#define CHECK_MVSET

(

l

)

Value:

    check_mvset(mvLXCol, temp_col.mv + l,                       \
                colPic, s->poc,                                 \
                refPicList, X, refIdxLx,                        \
                refPicList_col, L ## l, temp_col.ref_idx[l])

Definition at line 157 of file mvs.c.

Referenced by derive_temporal_colocated_mvs(), and derive_temporal_colocated_mvs().

TAB_MVF

#define TAB_MVF	(		x,
			y )

Value:

    tab_mvf[(y) * min_pu_width + x]

Definition at line 204 of file mvs.c.

Referenced by affine_cps_from_nb(), affine_merge_candidate(), affine_mvp_candidate(), affine_mvp_constructed_cp(), check_available(), derive_corner_mvf(), dist_scale(), ff_vvc_get_mvf(), ff_vvc_set_intra_mvf(), ff_vvc_set_mvf(), ff_vvc_update_hmvp(), ibc_spatial_candidates(), mv_merge_candidate(), mv_mp_mode_mx(), mv_mp_mode_mx_lt(), mvp_candidate(), sb_temproal_luma_motion(), temporal_luma_motion_vector(), and temporal_luma_motion_vector().

TAB_MVF_PU

#define TAB_MVF_PU

(

v

)

Value:

    TAB_MVF(((x ## v) >> sps->log2_min_pu_size),                        \
            ((y ## v) >> sps->log2_min_pu_size))

Definition at line 207 of file mvs.c.

Referenced by derive_spatial_merge_candidates().

DERIVE_TEMPORAL_COLOCATED_MVS

#define DERIVE_TEMPORAL_COLOCATED_MVS

Value:

    derive_temporal_colocated_mvs(s, temp_col,                          \
                                  refIdxLx, mvLXCol, X, colPic,         \
                                  ff_hevc_get_ref_list(ref, x, y))

Definition at line 211 of file mvs.c.

Referenced by temporal_luma_motion_vector().

AVAILABLE

#define AVAILABLE	(		cand,
			v )

Value:

    (cand && !(TAB_MVF_PU(v).pred_flag == PF_INTRA))

Definition at line 275 of file mvs.c.

Referenced by derive_spatial_merge_candidates(), and ff_hevc_luma_mv_mvp_mode().

PRED_BLOCK_AVAILABLE

#define PRED_BLOCK_AVAILABLE

(

v

)

Value:

    z_scan_block_avail(pps, sps, x0, y0, x ## v, y ## v)

Definition at line 278 of file mvs.c.

Referenced by derive_spatial_merge_candidates(), and ff_hevc_luma_mv_mvp_mode().

COMPARE_MV_REFIDX

#define COMPARE_MV_REFIDX	(		a,
			b )

Value:

    compare_mv_ref_idx(TAB_MVF_PU(a), TAB_MVF_PU(b))

Definition at line 281 of file mvs.c.

Referenced by derive_spatial_merge_candidates().

MP_MX

#define MP_MX	(		v,
			pred,
			mx )

Value:

    mv_mp_mode_mx(s, sps,                                       \
                  (x ## v) >> sps->log2_min_pu_size,            \
                  (y ## v) >> sps->log2_min_pu_size,            \
                  pred, &mx, ref_idx_curr, ref_idx)

Definition at line 577 of file mvs.c.

Referenced by ff_hevc_luma_mv_mvp_mode().

MP_MX_LT

#define MP_MX_LT	(		v,
			pred,
			mx )

Value:

    mv_mp_mode_mx_lt(s, sps,                                    \
                     (x ## v) >> sps->log2_min_pu_size,         \
                     (y ## v) >> sps->log2_min_pu_size,         \
                     pred, &mx, ref_idx_curr, ref_idx)

Definition at line 583 of file mvs.c.

Referenced by ff_hevc_luma_mv_mvp_mode().

Function Documentation

ff_hevc_set_neighbour_available()

void ff_hevc_set_neighbour_available	(	HEVCLocalContext *	lc,
		int	x0,
		int	y0,
		int	nPbW,
		int	nPbH,
		int	log2_ctb_size )

Definition at line 43 of file mvs.c.

Referenced by ff_hevc_luma_mv_merge_mode(), hevc_luma_mv_mvp_mode(), and hls_transform_unit().

z_scan_block_avail()

static av_always_inline int z_scan_block_avail ( const HEVCPPS * pps, const HEVCSPS * sps, int xCurr, int yCurr, int xN, int yN )

static

Definition at line 65 of file mvs.c.

is_diff_mer()

static av_always_inline int is_diff_mer ( const HEVCPPS * pps, int xN, int yN, int xP, int yP )

static

Definition at line 87 of file mvs.c.

Referenced by derive_spatial_merge_candidates().

compare_mv_ref_idx()

static av_always_inline int compare_mv_ref_idx ( struct MvField A, struct MvField B )

static

Definition at line 99 of file mvs.c.

Referenced by ff_vvc_update_hmvp(), mv_merge_history_candidates(), and mv_merge_spatial_candidates().

mv_scale()

static av_always_inline void mv_scale ( Mv * dst, const Mv * src, int td, int tb )

static

Definition at line 116 of file mvs.c.

Referenced by check_mvset(), decode_mb_info(), decode_mb_info(), dist_scale(), estimate_motion_b(), ivi_process_empty_tile(), and ivi_scale_mv().

check_mvset()

static int check_mvset ( Mv * mvLXCol, const Mv * mvCol, int colPic, int poc, const RefPicList * refPicList, int X, int refIdxLx, const RefPicList * refPicList_col, int listCol, int refidxCol )

static

Definition at line 130 of file mvs.c.

derive_temporal_colocated_mvs()

static int derive_temporal_colocated_mvs ( const HEVCContext * s, MvField temp_col, int refIdxLx, Mv * mvLXCol, int X, int colPic, const RefPicList * refPicList_col )

static

Definition at line 164 of file mvs.c.

temporal_luma_motion_vector()

static int temporal_luma_motion_vector ( const HEVCContext * s, const HEVCSPS * sps, int x0, int y0, int nPbW, int nPbH, int refIdxLx, Mv * mvLXCol, int X )

static

Definition at line 219 of file mvs.c.

Referenced by affine_merge_const_candidates(), affine_mvp(), derive_spatial_merge_candidates(), ff_hevc_luma_mv_mvp_mode(), mv_merge_temporal_candidate(), and mvp_temporal_candidates().

derive_spatial_merge_candidates()

static void derive_spatial_merge_candidates ( HEVCLocalContext * lc, const HEVCContext * s, const HEVCPPS * pps, const HEVCSPS * sps, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int singleMCLFlag, int part_idx, int merge_idx, struct MvField mergecandlist[] )

static

Definition at line 287 of file mvs.c.

Referenced by ff_hevc_luma_mv_merge_mode().

ff_hevc_luma_mv_merge_mode()

void ff_hevc_luma_mv_merge_mode	(	HEVCLocalContext *	lc,
		const HEVCPPS *	pps,
		int	x0,
		int	y0,
		int	nPbW,
		int	nPbH,
		int	log2_cb_size,
		int	part_idx,
		int	merge_idx,
		MvField *	mv )

Definition at line 482 of file mvs.c.

Referenced by hls_prediction_unit().

dist_scale()

static av_always_inline void dist_scale ( const HEVCContext * s, Mv * mv, int min_pu_width, int x, int y, int elist, int ref_idx_curr, int ref_idx )

static

Definition at line 517 of file mvs.c.

Referenced by mv_mp_mode_mx_lt().

mv_mp_mode_mx()

static int mv_mp_mode_mx ( const HEVCContext * s, const HEVCSPS * sps, int x, int y, int pred_flag_index, Mv * mv, int ref_idx_curr, int ref_idx )

static

Definition at line 534 of file mvs.c.

mv_mp_mode_mx_lt()

static int mv_mp_mode_mx_lt ( const HEVCContext * s, const HEVCSPS * sps, int x, int y, int pred_flag_index, Mv * mv, int ref_idx_curr, int ref_idx )

static

Definition at line 551 of file mvs.c.

ff_hevc_luma_mv_mvp_mode()

void ff_hevc_luma_mv_mvp_mode	(	HEVCLocalContext *	lc,
		const HEVCPPS *	pps,
		int	x0,
		int	y0,
		int	nPbW,
		int	nPbH,
		int	log2_cb_size,
		int	part_idx,
		int	merge_idx,
		MvField *	mv,
		int	mvp_lx_flag,
		int	LX )

Definition at line 589 of file mvs.c.

Referenced by hevc_luma_mv_mvp_mode().

Variable Documentation

l0_l1_cand_idx

const uint8_t l0_l1_cand_idx[12][2]

static

Initial value:

= {
    { 0, 1, },
    { 1, 0, },
    { 0, 2, },
    { 2, 0, },
    { 1, 2, },
    { 2, 1, },
    { 0, 3, },
    { 3, 0, },
    { 1, 3, },
    { 3, 1, },
    { 2, 3, },
    { 3, 2, },
}

Definition at line 28 of file mvs.c.

Referenced by derive_spatial_merge_candidates().