vvc_filter.c File Reference

#include "libavutil/frame.h"
#include "vvc_ctu.h"
#include "vvc_data.h"
#include "vvc_filter.h"
#include "vvc_refs.h"

Go to the source code of this file.

Macros
#define	LEFT   0
#define	TOP   1
#define	RIGHT   2
#define	BOTTOM   3
#define	MAX_EDGES   4
#define	DEFAULT_INTRA_TC_OFFSET   2
#define	TAB_BS(t, x, y)   (t)[((y) >> 2) * (fc->tab.sz.bs_width) + ((x) >> 2)]
#define	TAB_MAX_LEN(t, x, y)   (t)[((y) >> 2) * (fc->tab.sz.bs_width) + ((x) >> 2)]
#define	DEBLOCK_STEP   8
#define	LUMA_GRID   4
#define	CHROMA_GRID   8
#define	TC_CALC(qp, bs)
#define	ALF_MAX_BLOCKS_IN_CTU   (MAX_CTU_SIZE * MAX_CTU_SIZE / ALF_BLOCK_SIZE / ALF_BLOCK_SIZE)
#define	ALF_MAX_FILTER_SIZE   (ALF_MAX_BLOCKS_IN_CTU * ALF_NUM_COEFF_LUMA)

Typedefs
typedef void(*	deblock_bs_fn) (const VVCLocalContext *lc, const int x0, const int y0, const int width, const int height, const int rs)

Functions
static int	get_qPc (const VVCFrameContext *fc, const int x0, const int y0, const int chroma)
static void	copy_ctb (uint8_t *dst, const uint8_t *src, const int width, const int height, const ptrdiff_t dst_stride, const ptrdiff_t src_stride)
static void	copy_pixel (uint8_t *dst, const uint8_t *src, const int pixel_shift)
static void	copy_vert (uint8_t *dst, const uint8_t *src, const int pixel_shift, const int height, const ptrdiff_t dst_stride, const ptrdiff_t src_stride)
static void	copy_ctb_to_hv (VVCFrameContext *fc, const uint8_t *src, const ptrdiff_t src_stride, const int x, const int y, const int width, const int height, const int c_idx, const int rx, const int ry, const int top)
static void	sao_copy_ctb_to_hv (VVCLocalContext *lc, const int rx, const int ry, const int top)
void	ff_vvc_sao_copy_ctb_to_hv (VVCLocalContext *lc, const int rx, const int ry, const int last_row)
void	ff_vvc_sao_filter (VVCLocalContext *lc, int x, int y)
	sao filter for the CTU More...
static int	boundary_strength (const VVCLocalContext *lc, const MvField *curr, const MvField *neigh, const RefPicList *neigh_rpl)
static void	derive_max_filter_length_luma (const VVCFrameContext *fc, const int qx, const int qy, const int is_intra, const int has_subblock, const int vertical, uint8_t *max_len_p, uint8_t *max_len_q)
static void	vvc_deblock_subblock_bs_vertical (const VVCLocalContext *lc, const int cb_x, const int cb_y, const int x0, const int y0, const int width, const int height)
static void	vvc_deblock_subblock_bs_horizontal (const VVCLocalContext *lc, const int cb_x, const int cb_y, const int x0, const int y0, const int width, const int height)
static av_always_inline int	deblock_bs (const VVCLocalContext *lc, const int x_p, const int y_p, const int x_q, const int y_q, const RefPicList *rpl_p, const int c_idx, const int off_to_cb, const uint8_t has_sub_block)
static int	deblock_is_boundary (const VVCLocalContext *lc, const int boundary, const int pos, const int rs, const int vertical)
static void	vvc_deblock_bs_luma_vertical (const VVCLocalContext *lc, const int x0, const int y0, const int width, const int height, const int rs)
static void	vvc_deblock_bs_luma_horizontal (const VVCLocalContext *lc, const int x0, const int y0, const int width, const int height, const int rs)
static void	vvc_deblock_bs_chroma_vertical (const VVCLocalContext *lc, const int x0, const int y0, const int width, const int height, const int rs)
static void	vvc_deblock_bs_chroma_horizontal (const VVCLocalContext *lc, const int x0, const int y0, const int width, const int height, const int rs)
static void	vvc_deblock_bs (const VVCLocalContext *lc, const int x0, const int y0, const int rs, const int vertical)
static void	max_filter_length_luma (const VVCFrameContext *fc, const int qx, const int qy, const int vertical, uint8_t *max_len_p, uint8_t *max_len_q)
static void	max_filter_length_chroma (const VVCFrameContext *fc, const int qx, const int qy, const int vertical, const int horizontal_ctu_edge, const int bs, uint8_t *max_len_p, uint8_t *max_len_q)
static void	max_filter_length (const VVCFrameContext *fc, const int qx, const int qy, const int c_idx, const int vertical, const int horizontal_ctu_edge, const int bs, uint8_t *max_len_p, uint8_t *max_len_q)
static int	get_qp_y (const VVCFrameContext *fc, const uint8_t *src, const int x, const int y, const int vertical)
static int	get_qp_c (const VVCFrameContext *fc, const int x, const int y, const int c_idx, const int vertical)
static int	get_qp (const VVCFrameContext *fc, const uint8_t *src, const int x, const int y, const int c_idx, const int vertical)
void	ff_vvc_deblock_vertical (const VVCLocalContext *lc, const int x0, const int y0, const int rs)
	vertical deblock filter for the CTU More...
void	ff_vvc_deblock_horizontal (const VVCLocalContext *lc, const int x0, const int y0, const int rs)
	horizontal deblock filter for the CTU More...
static void	alf_copy_border (uint8_t *dst, const uint8_t *src, const int pixel_shift, int width, const int height, const ptrdiff_t dst_stride, const ptrdiff_t src_stride)
static void	alf_extend_vert (uint8_t *_dst, const uint8_t *_src, const int pixel_shift, const int width, const int height, ptrdiff_t stride)
static void	alf_extend_horz (uint8_t *dst, const uint8_t *src, const int pixel_shift, int width, const int height, const ptrdiff_t stride)
static void	alf_copy_ctb_to_hv (VVCFrameContext *fc, const uint8_t *src, const ptrdiff_t src_stride, const int x, const int y, const int width, const int height, const int rx, const int ry, const int c_idx)
static void	alf_fill_border_h (uint8_t *dst, const ptrdiff_t dst_stride, const uint8_t *src, const ptrdiff_t src_stride, const uint8_t *border, const int width, const int border_pixels, const int ps, const int edge)
static void	alf_fill_border_v (uint8_t *dst, const ptrdiff_t dst_stride, const uint8_t *src, const uint8_t *border, const int border_pixels, const int height, const int pixel_shift, const int *edges, const int edge)
static void	alf_prepare_buffer (VVCFrameContext *fc, uint8_t *_dst, const uint8_t *_src, const int x, const int y, const int rx, const int ry, const int width, const int height, const ptrdiff_t dst_stride, const ptrdiff_t src_stride, const int c_idx, const int *edges)
static void	alf_get_coeff_and_clip (VVCLocalContext *lc, int16_t *coeff, int16_t *clip, const uint8_t *src, ptrdiff_t src_stride, int width, int height, int vb_pos, ALFParams *alf)
static void	alf_filter_luma (VVCLocalContext *lc, uint8_t *dst, const uint8_t *src, const ptrdiff_t dst_stride, const ptrdiff_t src_stride, const int x0, const int y0, const int width, const int height, const int _vb_pos, ALFParams *alf)
static int	alf_clip_from_idx (const VVCFrameContext *fc, const int idx)
static void	alf_filter_chroma (VVCLocalContext *lc, uint8_t *dst, const uint8_t *src, const ptrdiff_t dst_stride, const ptrdiff_t src_stride, const int c_idx, const int width, const int height, const int vb_pos, ALFParams *alf)
static void	alf_filter_cc (VVCLocalContext *lc, uint8_t *dst, const uint8_t *luma, const ptrdiff_t dst_stride, const ptrdiff_t luma_stride, const int c_idx, const int width, const int height, const int hs, const int vs, const int vb_pos, ALFParams *alf)
void	ff_vvc_alf_copy_ctu_to_hv (VVCLocalContext *lc, const int x0, const int y0)
void	ff_vvc_alf_filter (VVCLocalContext *lc, const int x0, const int y0)
	alf filter for the CTU More...
void	ff_vvc_lmcs_filter (const VVCLocalContext *lc, const int x, const int y)
	lmcs filter for the CTU More...

Variables
static const uint16_t	tctable [66]
static const uint8_t	betatable [64]

Macro Definition Documentation

LEFT

#define LEFT   0

Definition at line 29 of file vvc_filter.c.

TOP

#define TOP   1

Definition at line 30 of file vvc_filter.c.

RIGHT

#define RIGHT   2

Definition at line 31 of file vvc_filter.c.

BOTTOM

#define BOTTOM   3

Definition at line 32 of file vvc_filter.c.

MAX_EDGES

#define MAX_EDGES   4

Definition at line 33 of file vvc_filter.c.

DEFAULT_INTRA_TC_OFFSET

#define DEFAULT_INTRA_TC_OFFSET   2

Definition at line 35 of file vvc_filter.c.

TAB_BS

#define TAB_BS	(		t,
			x,
			y
	)		(t)[((y) >> 2) * (fc->tab.sz.bs_width) + ((x) >> 2)]

Definition at line 306 of file vvc_filter.c.

TAB_MAX_LEN

#define TAB_MAX_LEN	(		t,
			x,
			y
	)		(t)[((y) >> 2) * (fc->tab.sz.bs_width) + ((x) >> 2)]

Definition at line 307 of file vvc_filter.c.

DEBLOCK_STEP

#define DEBLOCK_STEP   8

Definition at line 310 of file vvc_filter.c.

LUMA_GRID

#define LUMA_GRID   4

Definition at line 311 of file vvc_filter.c.

CHROMA_GRID

#define CHROMA_GRID   8

Definition at line 312 of file vvc_filter.c.

TC_CALC

#define TC_CALC	(		qp,
			bs
	)

Value:

    tctable[av_clip((qp) + DEFAULT_INTRA_TC_OFFSET * ((bs) - 1) +       \
                    (tc_offset & -2),                                   \
                    0, MAX_QP + DEFAULT_INTRA_TC_OFFSET)]

Definition at line 772 of file vvc_filter.c.

ALF_MAX_BLOCKS_IN_CTU

#define ALF_MAX_BLOCKS_IN_CTU   (MAX_CTU_SIZE * MAX_CTU_SIZE / ALF_BLOCK_SIZE / ALF_BLOCK_SIZE)

Definition at line 1084 of file vvc_filter.c.

ALF_MAX_FILTER_SIZE

#define ALF_MAX_FILTER_SIZE   (ALF_MAX_BLOCKS_IN_CTU * ALF_NUM_COEFF_LUMA)

Definition at line 1085 of file vvc_filter.c.

Typedef Documentation

deblock_bs_fn

typedef void(* deblock_bs_fn) (const VVCLocalContext *lc, const int x0, const int y0, const int width, const int height, const int rs)

Definition at line 702 of file vvc_filter.c.

Function Documentation

get_qPc()

static int get_qPc ( const VVCFrameContext *  fc, const int  x0, const int  y0, const int  chroma  )

static

Definition at line 54 of file vvc_filter.c.

Referenced by get_qp_c().

copy_ctb()

static void copy_ctb ( uint8_t *  dst, const uint8_t *  src, const int  width, const int  height, const ptrdiff_t  dst_stride, const ptrdiff_t  src_stride  )

static

Definition at line 62 of file vvc_filter.c.

Referenced by alf_prepare_buffer(), and ff_vvc_sao_filter().

copy_pixel()

static void copy_pixel ( uint8_t *  dst, const uint8_t *  src, const int  pixel_shift  )

static

Definition at line 73 of file vvc_filter.c.

Referenced by ff_vvc_sao_filter().

copy_vert()

static void copy_vert ( uint8_t *  dst, const uint8_t *  src, const int  pixel_shift, const int  height, const ptrdiff_t  dst_stride, const ptrdiff_t  src_stride  )

static

Definition at line 81 of file vvc_filter.c.

Referenced by copy_ctb_to_hv(), and ff_vvc_sao_filter().

copy_ctb_to_hv()

static void copy_ctb_to_hv ( VVCFrameContext *  fc, const uint8_t *  src, const ptrdiff_t  src_stride, const int  x, const int  y, const int  width, const int  height, const int  c_idx, const int  rx, const int  ry, const int  top  )

static

Definition at line 100 of file vvc_filter.c.

Referenced by sao_copy_ctb_to_hv().

sao_copy_ctb_to_hv()

static void sao_copy_ctb_to_hv ( VVCLocalContext *  lc, const int  rx, const int  ry, const int  top  )

static

Definition at line 123 of file vvc_filter.c.

Referenced by ff_vvc_sao_copy_ctb_to_hv().

ff_vvc_sao_copy_ctb_to_hv()

void ff_vvc_sao_copy_ctb_to_hv	(	VVCLocalContext *	lc,
		const int	rx,
		const int	ry,
		const int	last_row
	)

Definition at line 143 of file vvc_filter.c.

Referenced by run_deblock_h().

ff_vvc_sao_filter()

void ff_vvc_sao_filter	(	VVCLocalContext *	lc,
		const int	x0,
		const int	y0
	)

sao filter for the CTU

Parameters

lc	local context for CTU
x0	x position for the CTU
y0	y position for the CTU

Definition at line 154 of file vvc_filter.c.

Referenced by run_sao().

boundary_strength()

static int boundary_strength ( const VVCLocalContext *  lc, const MvField *  curr, const MvField *  neigh, const RefPicList *  neigh_rpl  )

static

Definition at line 314 of file vvc_filter.c.

Referenced by deblock_bs(), vvc_deblock_subblock_bs_horizontal(), and vvc_deblock_subblock_bs_vertical().

derive_max_filter_length_luma()

static void derive_max_filter_length_luma ( const VVCFrameContext *  fc, const int  qx, const int  qy, const int  is_intra, const int  has_subblock, const int  vertical, uint8_t *  max_len_p, uint8_t *  max_len_q  )

static

Definition at line 384 of file vvc_filter.c.

Referenced by vvc_deblock_bs_luma_horizontal(), and vvc_deblock_bs_luma_vertical().

vvc_deblock_subblock_bs_vertical()

static void vvc_deblock_subblock_bs_vertical ( const VVCLocalContext *  lc, const int  cb_x, const int  cb_y, const int  x0, const int  y0, const int  width, const int  height  )

static

Definition at line 409 of file vvc_filter.c.

Referenced by vvc_deblock_bs_luma_vertical().

vvc_deblock_subblock_bs_horizontal()

static void vvc_deblock_subblock_bs_horizontal ( const VVCLocalContext *  lc, const int  cb_x, const int  cb_y, const int  x0, const int  y0, const int  width, const int  height  )

static

Definition at line 447 of file vvc_filter.c.

Referenced by vvc_deblock_bs_luma_horizontal().

deblock_bs()

static av_always_inline int deblock_bs ( const VVCLocalContext *  lc, const int  x_p, const int  y_p, const int  x_q, const int  y_q, const RefPicList *  rpl_p, const int  c_idx, const int  off_to_cb, const uint8_t  has_sub_block  )

static

Definition at line 487 of file vvc_filter.c.

Referenced by vvc_deblock_bs(), vvc_deblock_bs_chroma_horizontal(), vvc_deblock_bs_chroma_vertical(), vvc_deblock_bs_luma_horizontal(), and vvc_deblock_bs_luma_vertical().

deblock_is_boundary()

static int deblock_is_boundary ( const VVCLocalContext *  lc, const int  boundary, const int  pos, const int  rs, const int  vertical  )

static

Definition at line 537 of file vvc_filter.c.

Referenced by vvc_deblock_bs_chroma_horizontal(), vvc_deblock_bs_chroma_vertical(), vvc_deblock_bs_luma_horizontal(), and vvc_deblock_bs_luma_vertical().

vvc_deblock_bs_luma_vertical()

static void vvc_deblock_bs_luma_vertical ( const VVCLocalContext *  lc, const int  x0, const int  y0, const int  width, const int  height, const int  rs  )

static

Definition at line 568 of file vvc_filter.c.

Referenced by vvc_deblock_bs().

vvc_deblock_bs_luma_horizontal()

static void vvc_deblock_bs_luma_horizontal ( const VVCLocalContext *  lc, const int  x0, const int  y0, const int  width, const int  height, const int  rs  )

static

Definition at line 617 of file vvc_filter.c.

Referenced by vvc_deblock_bs().

vvc_deblock_bs_chroma_vertical()

static void vvc_deblock_bs_chroma_vertical ( const VVCLocalContext *  lc, const int  x0, const int  y0, const int  width, const int  height, const int  rs  )

static

Definition at line 666 of file vvc_filter.c.

Referenced by vvc_deblock_bs().

vvc_deblock_bs_chroma_horizontal()

static void vvc_deblock_bs_chroma_horizontal ( const VVCLocalContext *  lc, const int  x0, const int  y0, const int  width, const int  height, const int  rs  )

static

Definition at line 684 of file vvc_filter.c.

Referenced by vvc_deblock_bs().

vvc_deblock_bs()

static void vvc_deblock_bs ( const VVCLocalContext *  lc, const int  x0, const int  y0, const int  rs, const int  vertical  )

static

Definition at line 705 of file vvc_filter.c.

Referenced by ff_vvc_deblock_horizontal(), and ff_vvc_deblock_vertical().

max_filter_length_luma()

static void max_filter_length_luma ( const VVCFrameContext *  fc, const int  qx, const int  qy, const int  vertical, uint8_t *  max_len_p, uint8_t *  max_len_q  )

static

Definition at line 734 of file vvc_filter.c.

Referenced by max_filter_length().

max_filter_length_chroma()

static void max_filter_length_chroma ( const VVCFrameContext *  fc, const int  qx, const int  qy, const int  vertical, const int  horizontal_ctu_edge, const int  bs, uint8_t *  max_len_p, uint8_t *  max_len_q  )

static

Definition at line 744 of file vvc_filter.c.

Referenced by max_filter_length().

max_filter_length()

static void max_filter_length ( const VVCFrameContext *  fc, const int  qx, const int  qy, const int  c_idx, const int  vertical, const int  horizontal_ctu_edge, const int  bs, uint8_t *  max_len_p, uint8_t *  max_len_q  )

static

Definition at line 763 of file vvc_filter.c.

Referenced by ff_vvc_deblock_horizontal(), and ff_vvc_deblock_vertical().

get_qp_y()

static int get_qp_y ( const VVCFrameContext *  fc, const uint8_t *  src, const int  x, const int  y, const int  vertical  )

static

Definition at line 778 of file vvc_filter.c.

Referenced by get_qp().

get_qp_c()

static int get_qp_c ( const VVCFrameContext *  fc, const int  x, const int  y, const int  c_idx, const int  vertical  )

static

Definition at line 797 of file vvc_filter.c.

Referenced by get_qp().

get_qp()

static int get_qp ( const VVCFrameContext *  fc, const uint8_t *  src, const int  x, const int  y, const int  c_idx, const int  vertical  )

static

Definition at line 803 of file vvc_filter.c.

Referenced by ff_vvc_deblock_horizontal(), and ff_vvc_deblock_vertical().

ff_vvc_deblock_vertical()

void ff_vvc_deblock_vertical	(	const VVCLocalContext *	lc,
		int	x0,
		int	y0,
		int	rs
	)

vertical deblock filter for the CTU

Parameters

lc	local context for CTU
x0	x position for the CTU
y0	y position for the CTU
rs	raster position for the CTU

Definition at line 810 of file vvc_filter.c.

Referenced by run_deblock_v().

ff_vvc_deblock_horizontal()

void ff_vvc_deblock_horizontal	(	const VVCLocalContext *	lc,
		int	x0,
		int	y0,
		int	rs
	)

horizontal deblock filter for the CTU

Parameters

lc	local context for CTU
x0	x position for the CTU
y0	y position for the CTU
rs	raster position for the CTU

Definition at line 878 of file vvc_filter.c.

Referenced by run_deblock_h().

alf_copy_border()

static void alf_copy_border ( uint8_t *  dst, const uint8_t *  src, const int  pixel_shift, int  width, const int  height, const ptrdiff_t  dst_stride, const ptrdiff_t  src_stride  )

static

Definition at line 950 of file vvc_filter.c.

Referenced by alf_copy_ctb_to_hv(), alf_fill_border_h(), and alf_fill_border_v().

alf_extend_vert()

static void alf_extend_vert ( uint8_t *  _dst, const uint8_t *  _src, const int  pixel_shift, const int  width, const int  height, ptrdiff_t  stride  )

static

Definition at line 961 of file vvc_filter.c.

Referenced by alf_fill_border_v().

alf_extend_horz()

static void alf_extend_horz ( uint8_t *  dst, const uint8_t *  src, const int  pixel_shift, int  width, const int  height, const ptrdiff_t  stride  )

static

Definition at line 984 of file vvc_filter.c.

Referenced by alf_fill_border_h(), and alf_fill_border_v().

alf_copy_ctb_to_hv()

static void alf_copy_ctb_to_hv ( VVCFrameContext *  fc, const uint8_t *  src, const ptrdiff_t  src_stride, const int  x, const int  y, const int  width, const int  height, const int  rx, const int  ry, const int  c_idx  )

static

Definition at line 994 of file vvc_filter.c.

Referenced by ff_vvc_alf_copy_ctu_to_hv().

alf_fill_border_h()

static void alf_fill_border_h ( uint8_t *  dst, const ptrdiff_t  dst_stride, const uint8_t *  src, const ptrdiff_t  src_stride, const uint8_t *  border, const int  width, const int  border_pixels, const int  ps, const int  edge  )

static

Definition at line 1016 of file vvc_filter.c.

Referenced by alf_prepare_buffer().

alf_fill_border_v()

static void alf_fill_border_v ( uint8_t *  dst, const ptrdiff_t  dst_stride, const uint8_t *  src, const uint8_t *  border, const int  border_pixels, const int  height, const int  pixel_shift, const int *  edges, const int  edge  )

static

Definition at line 1025 of file vvc_filter.c.

Referenced by alf_prepare_buffer().

alf_prepare_buffer()

static void alf_prepare_buffer ( VVCFrameContext *  fc, uint8_t *  _dst, const uint8_t *  _src, const int  x, const int  y, const int  rx, const int  ry, const int  width, const int  height, const ptrdiff_t  dst_stride, const ptrdiff_t  src_stride, const int  c_idx, const int *  edges  )

static

Definition at line 1050 of file vvc_filter.c.

Referenced by ff_vvc_alf_filter().

alf_get_coeff_and_clip()

static void alf_get_coeff_and_clip ( VVCLocalContext *  lc, int16_t *  coeff, int16_t *  clip, const uint8_t *  src, ptrdiff_t  src_stride, int  width, int  height, int  vb_pos, ALFParams *  alf  )

static

Definition at line 1087 of file vvc_filter.c.

Referenced by alf_filter_luma().

alf_filter_luma()

static void alf_filter_luma ( VVCLocalContext *  lc, uint8_t *  dst, const uint8_t *  src, const ptrdiff_t  dst_stride, const ptrdiff_t  src_stride, const int  x0, const int  y0, const int  width, const int  height, const int  _vb_pos, ALFParams *  alf  )

static

Definition at line 1117 of file vvc_filter.c.

Referenced by ff_vvc_alf_filter().

alf_clip_from_idx()

static int alf_clip_from_idx ( const VVCFrameContext *  fc, const int  idx  )

static

Definition at line 1133 of file vvc_filter.c.

Referenced by alf_filter_chroma().

alf_filter_chroma()

static void alf_filter_chroma ( VVCLocalContext *  lc, uint8_t *  dst, const uint8_t *  src, const ptrdiff_t  dst_stride, const ptrdiff_t  src_stride, const int  c_idx, const int  width, const int  height, const int  vb_pos, ALFParams *  alf  )

static

Definition at line 1141 of file vvc_filter.c.

Referenced by ff_vvc_alf_filter().

alf_filter_cc()

static void alf_filter_cc ( VVCLocalContext *  lc, uint8_t *  dst, const uint8_t *  luma, const ptrdiff_t  dst_stride, const ptrdiff_t  luma_stride, const int  c_idx, const int  width, const int  height, const int  hs, const int  vs, const int  vb_pos, ALFParams *  alf  )

static

Definition at line 1158 of file vvc_filter.c.

Referenced by ff_vvc_alf_filter().

ff_vvc_alf_copy_ctu_to_hv()

void ff_vvc_alf_copy_ctu_to_hv	(	VVCLocalContext *	lc,
		const int	x0,
		const int	y0
	)

Definition at line 1175 of file vvc_filter.c.

Referenced by run_sao().

ff_vvc_alf_filter()

void ff_vvc_alf_filter	(	VVCLocalContext *	lc,
		const int	x0,
		const int	y0
	)

alf filter for the CTU

Parameters

lc	local context for CTU
x0	x position for the CTU
y0	y position for the CTU

Definition at line 1199 of file vvc_filter.c.

Referenced by run_alf().

ff_vvc_lmcs_filter()

void ff_vvc_lmcs_filter	(	const VVCLocalContext *	lc,
		const int	x0,
		const int	y0
	)

lmcs filter for the CTU

Parameters

lc	local context for CTU
x0	x position for the CTU
y0	y position for the CTU

Definition at line 1276 of file vvc_filter.c.

Referenced by run_lmcs().

Variable Documentation

tctable

const uint16_t tctable[66]

static

Initial value:

= {
      0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
      0,   0,   3,   4,   4,   4,   4,   5,   5,   5,   5,   7,   7,   8,   9,  10,
     10,  11,  13,  14,  15,  17,  19,  21,  24,  25,  29,  33,  36,  41,  45,  51,
     57,  64,  71,  80,  89, 100, 112, 125, 141, 157, 177, 198, 222, 250, 280, 314,
    352, 395,
}

Definition at line 38 of file vvc_filter.c.

betatable

const uint8_t betatable[64]

static

Initial value:

= {
      0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
      6,   7,   8,   9,  10,  11,  12,  13,  14,  15,  16,  17,  18,  20,  22,  24,
     26,  28,  30,  32,  34,  36,  38,  40,  42,  44,  46,  48,  50,  52,  54,  56,
     58,  60,  62,  64,  66,  68,  70,  72,  74,  76,  78,  80,  82,  84,  86,  88,
}

Definition at line 47 of file vvc_filter.c.

Referenced by ff_vvc_deblock_horizontal(), and ff_vvc_deblock_vertical().