VC-1 and WMV3 decoder. More...
#include "vc1dsp.h"
Go to the source code of this file.
Defines | |
#define | VC1_MSPEL_FILTER_16B(DIR, TYPE) |
Filter in case of 2 filters. | |
#define | VC1_MSPEL_MC(OP, OPNAME) |
Function used to do motion compensation with bicubic interpolation. | |
#define | op_put(a, b) a = av_clip_uint8(b) |
#define | op_avg(a, b) a = (a + av_clip_uint8(b) + 1) >> 1 |
#define | PUT_VC1_MSPEL(a, b) |
#define | avg2(a, b) ((a+b+1)>>1) |
Functions | |
static void | vc1_v_overlap_c (uint8_t *src, int stride) |
Apply overlap transform to horizontal edge. | |
static void | vc1_h_overlap_c (uint8_t *src, int stride) |
Apply overlap transform to vertical edge. | |
static void | vc1_v_s_overlap_c (DCTELEM *top, DCTELEM *bottom) |
static void | vc1_h_s_overlap_c (DCTELEM *left, DCTELEM *right) |
static av_always_inline int | vc1_filter_line (uint8_t *src, int stride, int pq) |
VC-1 in-loop deblocking filter for one line. | |
static void | vc1_loop_filter (uint8_t *src, int step, int stride, int len, int pq) |
VC-1 in-loop deblocking filter. | |
static void | vc1_v_loop_filter4_c (uint8_t *src, int stride, int pq) |
static void | vc1_h_loop_filter4_c (uint8_t *src, int stride, int pq) |
static void | vc1_v_loop_filter8_c (uint8_t *src, int stride, int pq) |
static void | vc1_h_loop_filter8_c (uint8_t *src, int stride, int pq) |
static void | vc1_v_loop_filter16_c (uint8_t *src, int stride, int pq) |
static void | vc1_h_loop_filter16_c (uint8_t *src, int stride, int pq) |
static void | vc1_inv_trans_8x8_dc_c (uint8_t *dest, int linesize, DCTELEM *block) |
Do inverse transform on 8x8 block. | |
static void | vc1_inv_trans_8x8_c (DCTELEM block[64]) |
static void | vc1_inv_trans_8x4_dc_c (uint8_t *dest, int linesize, DCTELEM *block) |
Do inverse transform on 8x4 part of block. | |
static void | vc1_inv_trans_8x4_c (uint8_t *dest, int linesize, DCTELEM *block) |
static void | vc1_inv_trans_4x8_dc_c (uint8_t *dest, int linesize, DCTELEM *block) |
Do inverse transform on 4x8 parts of block. | |
static void | vc1_inv_trans_4x8_c (uint8_t *dest, int linesize, DCTELEM *block) |
static void | vc1_inv_trans_4x4_dc_c (uint8_t *dest, int linesize, DCTELEM *block) |
Do inverse transform on 4x4 part of block. | |
static void | vc1_inv_trans_4x4_c (uint8_t *dest, int linesize, DCTELEM *block) |
static av_always_inline int | vc1_mspel_filter (const uint8_t *src, int stride, int mode, int r) |
Filter used to interpolate fractional pel values. | |
static void | put_no_rnd_vc1_chroma_mc8_c (uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) |
static void | put_no_rnd_vc1_chroma_mc4_c (uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) |
static void | avg_no_rnd_vc1_chroma_mc8_c (uint8_t *dst, uint8_t *src, int stride, int h, int x, int y) |
av_cold void | ff_vc1dsp_init (VC1DSPContext *dsp) |
VC-1 and WMV3 decoder.
Definition in file vc1dsp.c.
#define avg2 | ( | a, | |
b | |||
) | ((a+b+1)>>1) |
Definition at line 698 of file vc1dsp.c.
Referenced by avg_no_rnd_vc1_chroma_mc8_c().
#define op_avg | ( | a, | |
b | |||
) | a = (a + av_clip_uint8(b) + 1) >> 1 |
#define PUT_VC1_MSPEL | ( | a, | |
b | |||
) |
static void put_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \ put_vc1_mspel_mc(dst, src, stride, a, b, rnd); \ }\ static void avg_vc1_mspel_mc ## a ## b ##_c(uint8_t *dst, const uint8_t *src, int stride, int rnd) { \ avg_vc1_mspel_mc(dst, src, stride, a, b, rnd); \ }
#define VC1_MSPEL_FILTER_16B | ( | DIR, | |
TYPE | |||
) |
static av_always_inline int vc1_mspel_ ## DIR ## _filter_16bits(const TYPE *src, int stride, int mode) \ { \ switch(mode){ \ case 0: /* no shift - should not occur */ \ return 0; \ case 1: /* 1/4 shift */ \ return -4*src[-stride] + 53*src[0] + 18*src[stride] - 3*src[stride*2]; \ case 2: /* 1/2 shift */ \ return -src[-stride] + 9*src[0] + 9*src[stride] - src[stride*2]; \ case 3: /* 3/4 shift */ \ return -3*src[-stride] + 18*src[0] + 53*src[stride] - 4*src[stride*2]; \ } \ return 0; /* should not occur */ \ }
Filter in case of 2 filters.
#define VC1_MSPEL_MC | ( | OP, | |
OPNAME | |||
) |
Function used to do motion compensation with bicubic interpolation.
Definition at line 563 of file vc1dsp.c.
Referenced by VC1_HOR_16b_SHIFT2().
static void avg_no_rnd_vc1_chroma_mc8_c | ( | uint8_t * | dst, |
uint8_t * | src, | ||
int | stride, | ||
int | h, | ||
int | x, | ||
int | y | ||
) | [static] |
Definition at line 699 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
av_cold void ff_vc1dsp_init | ( | VC1DSPContext * | dsp | ) |
Definition at line 783 of file vc1dsp.c.
Referenced by vc1_decode_init().
static void put_no_rnd_vc1_chroma_mc4_c | ( | uint8_t * | dst, |
uint8_t * | src, | ||
int | stride, | ||
int | h, | ||
int | x, | ||
int | y | ||
) | [static] |
Definition at line 678 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void put_no_rnd_vc1_chroma_mc8_c | ( | uint8_t * | dst, |
uint8_t * | src, | ||
int | stride, | ||
int | h, | ||
int | x, | ||
int | y | ||
) | [static] |
Definition at line 654 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static av_always_inline int vc1_filter_line | ( | uint8_t * | src, |
int | stride, | ||
int | pq | ||
) | [static] |
VC-1 in-loop deblocking filter for one line.
src | source block type |
stride | block stride |
pq | block quantizer |
Definition at line 141 of file vc1dsp.c.
Referenced by vc1_loop_filter().
static void vc1_h_loop_filter16_c | ( | uint8_t * | src, |
int | stride, | ||
int | pq | ||
) | [static] |
Definition at line 224 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_h_loop_filter4_c | ( | uint8_t * | src, |
int | stride, | ||
int | pq | ||
) | [static] |
Definition at line 204 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_h_loop_filter8_c | ( | uint8_t * | src, |
int | stride, | ||
int | pq | ||
) | [static] |
Definition at line 214 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_h_overlap_c | ( | uint8_t * | src, |
int | stride | ||
) | [static] |
Apply overlap transform to vertical edge.
Definition at line 58 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
Definition at line 107 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_inv_trans_4x4_c | ( | uint8_t * | dest, |
int | linesize, | ||
DCTELEM * | block | ||
) | [static] |
Definition at line 482 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_inv_trans_4x4_dc_c | ( | uint8_t * | dest, |
int | linesize, | ||
DCTELEM * | block | ||
) | [static] |
Do inverse transform on 4x4 part of block.
Definition at line 467 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_inv_trans_4x8_c | ( | uint8_t * | dest, |
int | linesize, | ||
DCTELEM * | block | ||
) | [static] |
Definition at line 411 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_inv_trans_4x8_dc_c | ( | uint8_t * | dest, |
int | linesize, | ||
DCTELEM * | block | ||
) | [static] |
Do inverse transform on 4x8 parts of block.
Definition at line 396 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_inv_trans_8x4_c | ( | uint8_t * | dest, |
int | linesize, | ||
DCTELEM * | block | ||
) | [static] |
Definition at line 340 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_inv_trans_8x4_dc_c | ( | uint8_t * | dest, |
int | linesize, | ||
DCTELEM * | block | ||
) | [static] |
Do inverse transform on 8x4 part of block.
Definition at line 321 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_inv_trans_8x8_c | ( | DCTELEM | block[64] | ) | [static] |
Definition at line 250 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_inv_trans_8x8_dc_c | ( | uint8_t * | dest, |
int | linesize, | ||
DCTELEM * | block | ||
) | [static] |
Do inverse transform on 8x8 block.
Definition at line 231 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_loop_filter | ( | uint8_t * | src, |
int | step, | ||
int | stride, | ||
int | len, | ||
int | pq | ||
) | [inline, static] |
VC-1 in-loop deblocking filter.
src | source block type |
step | distance between horizontally adjacent elements |
stride | distance between vertically adjacent elements |
len | edge length to filter (4 or 8 pixels) |
pq | block quantizer |
Definition at line 183 of file vc1dsp.c.
Referenced by vc1_h_loop_filter16_c(), vc1_h_loop_filter4_c(), vc1_h_loop_filter8_c(), vc1_v_loop_filter16_c(), vc1_v_loop_filter4_c(), and vc1_v_loop_filter8_c().
static av_always_inline int vc1_mspel_filter | ( | const uint8_t * | src, |
int | stride, | ||
int | mode, | ||
int | r | ||
) | [static] |
static void vc1_v_loop_filter16_c | ( | uint8_t * | src, |
int | stride, | ||
int | pq | ||
) | [static] |
Definition at line 219 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_v_loop_filter4_c | ( | uint8_t * | src, |
int | stride, | ||
int | pq | ||
) | [static] |
Definition at line 199 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_v_loop_filter8_c | ( | uint8_t * | src, |
int | stride, | ||
int | pq | ||
) | [static] |
Definition at line 209 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
static void vc1_v_overlap_c | ( | uint8_t * | src, |
int | stride | ||
) | [static] |
Apply overlap transform to horizontal edge.
Definition at line 33 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().
Definition at line 81 of file vc1dsp.c.
Referenced by ff_vc1dsp_init().