FFmpeg
Macros | Typedefs | Functions | Variables
filter.c File Reference
#include "libavutil/frame.h"
#include "ctu.h"
#include "data.h"
#include "filter.h"
#include "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 filter.c.

◆ TOP

#define TOP   1

Definition at line 30 of file filter.c.

◆ RIGHT

#define RIGHT   2

Definition at line 31 of file filter.c.

◆ BOTTOM

#define BOTTOM   3

Definition at line 32 of file filter.c.

◆ MAX_EDGES

#define MAX_EDGES   4

Definition at line 33 of file filter.c.

◆ DEFAULT_INTRA_TC_OFFSET

#define DEFAULT_INTRA_TC_OFFSET   2

Definition at line 35 of file 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 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 filter.c.

◆ DEBLOCK_STEP

#define DEBLOCK_STEP   8

Definition at line 310 of file filter.c.

◆ LUMA_GRID

#define LUMA_GRID   4

Definition at line 311 of file filter.c.

◆ CHROMA_GRID

#define CHROMA_GRID   8

Definition at line 312 of file 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 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 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 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 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 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 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 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 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 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 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 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
lclocal context for CTU
x0x position for the CTU
y0y position for the CTU

Definition at line 154 of file 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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
lclocal context for CTU
x0x position for the CTU
y0y position for the CTU
rsraster position for the CTU

Definition at line 810 of file 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
lclocal context for CTU
x0x position for the CTU
y0y position for the CTU
rsraster position for the CTU

Definition at line 878 of file 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 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 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 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 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 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 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 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 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 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 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 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 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 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
lclocal context for CTU
x0x position for the CTU
y0y position for the CTU

Definition at line 1199 of file 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
lclocal context for CTU
x0x position for the CTU
y0y position for the CTU

Definition at line 1276 of file 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 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 filter.c.

Referenced by ff_vvc_deblock_horizontal(), and ff_vvc_deblock_vertical().

av_clip
#define av_clip
Definition: common.h:99
tctable
static const uint16_t tctable[66]
Definition: filter.c:38
MAX_QP
#define MAX_QP
Definition: hevcdec.h:49
DEFAULT_INTRA_TC_OFFSET
#define DEFAULT_INTRA_TC_OFFSET
Definition: filter.c:35
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