FFmpeg
Macros | Functions | Variables
hevc_filter.c File Reference
#include "libavutil/common.h"
#include "libavutil/internal.h"
#include "cabac_functions.h"
#include "hevcdec.h"
#include "bit_depth_template.c"

Go to the source code of this file.

Macros

#define LUMA   0
 
#define CB   1
 
#define CR   2
 
#define CTB(tab, x, y)   ((tab)[(y) * s->ps.sps->ctb_width + (x)])
 
#define TC_CALC(qp, bs)
 

Functions

static int chroma_tc (HEVCContext *s, int qp_y, int c_idx, int tc_offset)
 
static int get_qPy_pred (HEVCContext *s, int xBase, int yBase, int log2_cb_size)
 
void ff_hevc_set_qPy (HEVCContext *s, int xBase, int yBase, int log2_cb_size)
 
static int get_qPy (HEVCContext *s, int xC, int yC)
 
static void copy_CTB (uint8_t *dst, const uint8_t *src, int width, int height, ptrdiff_t stride_dst, ptrdiff_t stride_src)
 
static void copy_pixel (uint8_t *dst, const uint8_t *src, int pixel_shift)
 
static void copy_vert (uint8_t *dst, const uint8_t *src, int pixel_shift, int height, ptrdiff_t stride_dst, ptrdiff_t stride_src)
 
static void copy_CTB_to_hv (HEVCContext *s, const uint8_t *src, ptrdiff_t stride_src, int x, int y, int width, int height, int c_idx, int x_ctb, int y_ctb)
 
static void restore_tqb_pixels (HEVCContext *s, uint8_t *src1, const uint8_t *dst1, ptrdiff_t stride_src, ptrdiff_t stride_dst, int x0, int y0, int width, int height, int c_idx)
 
static void sao_filter_CTB (HEVCContext *s, int x, int y)
 
static int get_pcm (HEVCContext *s, int x, int y)
 
static void deblocking_filter_CTB (HEVCContext *s, int x0, int y0)
 
static int boundary_strength (HEVCContext *s, MvField *curr, MvField *neigh, RefPicList *neigh_refPicList)
 
void ff_hevc_deblocking_boundary_strengths (HEVCContext *s, int x0, int y0, int log2_trafo_size)
 
void ff_hevc_hls_filter (HEVCContext *s, int x, int y, int ctb_size)
 
void ff_hevc_hls_filters (HEVCContext *s, int x_ctb, int y_ctb, int ctb_size)
 

Variables

static const uint8_t tctable [54]
 
static const uint8_t betatable [52]
 

Macro Definition Documentation

#define LUMA   0

Definition at line 33 of file hevc_filter.c.

Referenced by deblocking_filter_CTB().

#define CB   1

Definition at line 34 of file hevc_filter.c.

#define CR   2

Definition at line 35 of file hevc_filter.c.

#define CTB (   tab,
  x,
 
)    ((tab)[(y) * s->ps.sps->ctb_width + (x)])

Definition at line 244 of file hevc_filter.c.

Referenced by sao_filter_CTB().

#define TC_CALC (   qp,
  bs 
)
Value:
tctable[av_clip((qp) + DEFAULT_INTRA_TC_OFFSET * ((bs) - 1) + \
(tc_offset & -2), \
static const uint8_t tctable[54]
Definition: hevc_filter.c:37
#define DEFAULT_INTRA_TC_OFFSET
Definition: hevcdec.h:53
#define MAX_QP
Definition: hevcdec.h:52

Definition at line 471 of file hevc_filter.c.

Referenced by deblocking_filter_CTB().

Function Documentation

static int chroma_tc ( HEVCContext s,
int  qp_y,
int  c_idx,
int  tc_offset 
)
static

Definition at line 49 of file hevc_filter.c.

Referenced by deblocking_filter_CTB().

static int get_qPy_pred ( HEVCContext s,
int  xBase,
int  yBase,
int  log2_cb_size 
)
static

Definition at line 78 of file hevc_filter.c.

Referenced by ff_hevc_set_qPy().

void ff_hevc_set_qPy ( HEVCContext s,
int  xBase,
int  yBase,
int  log2_cb_size 
)

Definition at line 121 of file hevc_filter.c.

Referenced by ff_hevc_nal_is_nonref(), hls_coding_unit(), and hls_transform_unit().

static int get_qPy ( HEVCContext s,
int  xC,
int  yC 
)
static

Definition at line 133 of file hevc_filter.c.

Referenced by deblocking_filter_CTB().

static void copy_CTB ( uint8_t dst,
const uint8_t src,
int  width,
int  height,
ptrdiff_t  stride_dst,
ptrdiff_t  stride_src 
)
static

Definition at line 141 of file hevc_filter.c.

Referenced by sao_filter_CTB().

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

Definition at line 163 of file hevc_filter.c.

Referenced by sao_filter_CTB().

static void copy_vert ( uint8_t dst,
const uint8_t src,
int  pixel_shift,
int  height,
ptrdiff_t  stride_dst,
ptrdiff_t  stride_src 
)
static

Definition at line 171 of file hevc_filter.c.

Referenced by copy_CTB_to_hv(), and sao_filter_CTB().

static void copy_CTB_to_hv ( HEVCContext s,
const uint8_t src,
ptrdiff_t  stride_src,
int  x,
int  y,
int  width,
int  height,
int  c_idx,
int  x_ctb,
int  y_ctb 
)
static

Definition at line 191 of file hevc_filter.c.

Referenced by sao_filter_CTB().

static void restore_tqb_pixels ( HEVCContext s,
uint8_t src1,
const uint8_t dst1,
ptrdiff_t  stride_src,
ptrdiff_t  stride_dst,
int  x0,
int  y0,
int  width,
int  height,
int  c_idx 
)
static

Definition at line 211 of file hevc_filter.c.

Referenced by sao_filter_CTB().

static void sao_filter_CTB ( HEVCContext s,
int  x,
int  y 
)
static

Definition at line 246 of file hevc_filter.c.

Referenced by ff_hevc_hls_filter().

static int get_pcm ( HEVCContext s,
int  x,
int  y 
)
static

Definition at line 455 of file hevc_filter.c.

Referenced by deblocking_filter_CTB().

static void deblocking_filter_CTB ( HEVCContext s,
int  x0,
int  y0 
)
static

Definition at line 476 of file hevc_filter.c.

Referenced by ff_hevc_hls_filter().

static int boundary_strength ( HEVCContext s,
MvField curr,
MvField neigh,
RefPicList neigh_refPicList 
)
static

Definition at line 650 of file hevc_filter.c.

Referenced by ff_hevc_deblocking_boundary_strengths().

void ff_hevc_deblocking_boundary_strengths ( HEVCContext s,
int  x0,
int  y0,
int  log2_trafo_size 
)
void ff_hevc_hls_filter ( HEVCContext s,
int  x,
int  y,
int  ctb_size 
)
void ff_hevc_hls_filters ( HEVCContext s,
int  x_ctb,
int  y_ctb,
int  ctb_size 
)

Definition at line 878 of file hevc_filter.c.

Referenced by ff_hevc_nal_is_nonref(), hls_decode_entry(), and hls_decode_entry_wpp().

Variable Documentation

const uint8_t tctable[54]
static
Initial value:
= {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4,
5, 5, 6, 6, 7, 8, 9, 10, 11, 13, 14, 16, 18, 20, 22, 24
}

Definition at line 37 of file hevc_filter.c.

Referenced by chroma_tc().

const uint8_t betatable[52]
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
}

Definition at line 43 of file hevc_filter.c.

Referenced by deblocking_filter_CTB().