Libav
vc1dsp.h
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1 /*
2  * VC-1 and WMV3 decoder - DSP functions
3  * Copyright (c) 2006 Konstantin Shishkov
4  *
5  * This file is part of Libav.
6  *
7  * Libav is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * Libav is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with Libav; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
28 #ifndef AVCODEC_VC1DSP_H
29 #define AVCODEC_VC1DSP_H
30 
31 #include "hpeldsp.h"
32 #include "h264chroma.h"
33 
34 typedef struct VC1DSPContext {
35  /* vc1 functions */
36  void (*vc1_inv_trans_8x8)(int16_t *b);
37  void (*vc1_inv_trans_8x4)(uint8_t *dest, int line_size, int16_t *block);
38  void (*vc1_inv_trans_4x8)(uint8_t *dest, int line_size, int16_t *block);
39  void (*vc1_inv_trans_4x4)(uint8_t *dest, int line_size, int16_t *block);
40  void (*vc1_inv_trans_8x8_dc)(uint8_t *dest, int line_size, int16_t *block);
41  void (*vc1_inv_trans_8x4_dc)(uint8_t *dest, int line_size, int16_t *block);
42  void (*vc1_inv_trans_4x8_dc)(uint8_t *dest, int line_size, int16_t *block);
43  void (*vc1_inv_trans_4x4_dc)(uint8_t *dest, int line_size, int16_t *block);
46  void (*vc1_v_s_overlap)(int16_t *top, int16_t *bottom);
47  void (*vc1_h_s_overlap)(int16_t *left, int16_t *right);
48  void (*vc1_v_loop_filter4)(uint8_t *src, int stride, int pq);
49  void (*vc1_h_loop_filter4)(uint8_t *src, int stride, int pq);
50  void (*vc1_v_loop_filter8)(uint8_t *src, int stride, int pq);
51  void (*vc1_h_loop_filter8)(uint8_t *src, int stride, int pq);
52  void (*vc1_v_loop_filter16)(uint8_t *src, int stride, int pq);
53  void (*vc1_h_loop_filter16)(uint8_t *src, int stride, int pq);
54 
55  /* put 8x8 block with bicubic interpolation and quarterpel precision
56  * last argument is actually round value instead of height
57  */
60 
61  /* This is really one func used in VC-1 decoding */
64 
65  /* Windows Media Image functions */
66  void (*sprite_h)(uint8_t *dst, const uint8_t *src, int offset, int advance, int count);
67  void (*sprite_v_single)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset, int width);
68  void (*sprite_v_double_noscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src2a, int alpha, int width);
69  void (*sprite_v_double_onescale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
70  const uint8_t *src2a, int alpha, int width);
71  void (*sprite_v_double_twoscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
72  const uint8_t *src2a, const uint8_t *src2b, int offset2,
73  int alpha, int width);
74 
81  int (*startcode_find_candidate)(const uint8_t *buf, int size);
83 
89 
90 #endif /* AVCODEC_VC1DSP_H */
op_pixels_func avg_vc1_mspel_pixels_tab[16]
Definition: vc1dsp.h:59
void(* vc1_h_overlap)(uint8_t *src, int stride)
Definition: vc1dsp.h:45
int size
void(* vc1_inv_trans_8x4)(uint8_t *dest, int line_size, int16_t *block)
Definition: vc1dsp.h:37
void(* vc1_inv_trans_4x8)(uint8_t *dest, int line_size, int16_t *block)
Definition: vc1dsp.h:38
void(* sprite_v_double_onescale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1, const uint8_t *src2a, int alpha, int width)
Definition: vc1dsp.h:69
int(* startcode_find_candidate)(const uint8_t *buf, int size)
Search buf from the start for up to size bytes.
Definition: vc1dsp.h:81
int stride
Definition: mace.c:144
void(* vc1_v_loop_filter8)(uint8_t *src, int stride, int pq)
Definition: vc1dsp.h:50
uint8_t
void(* vc1_v_loop_filter4)(uint8_t *src, int stride, int pq)
Definition: vc1dsp.h:48
void(* sprite_v_double_twoscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1, const uint8_t *src2a, const uint8_t *src2b, int offset2, int alpha, int width)
Definition: vc1dsp.h:71
void(* vc1_inv_trans_8x8)(int16_t *b)
Definition: vc1dsp.h:36
#define b
Definition: input.c:52
void(* vc1_inv_trans_8x4_dc)(uint8_t *dest, int line_size, int16_t *block)
Definition: vc1dsp.h:41
void(* vc1_h_loop_filter8)(uint8_t *src, int stride, int pq)
Definition: vc1dsp.h:51
void(* vc1_inv_trans_8x8_dc)(uint8_t *dest, int line_size, int16_t *block)
Definition: vc1dsp.h:40
void ff_vc1dsp_init_aarch64(VC1DSPContext *dsp)
void(* vc1_inv_trans_4x4)(uint8_t *dest, int line_size, int16_t *block)
Definition: vc1dsp.h:39
void(* vc1_v_loop_filter16)(uint8_t *src, int stride, int pq)
Definition: vc1dsp.h:52
void(* vc1_inv_trans_4x4_dc)(uint8_t *dest, int line_size, int16_t *block)
Definition: vc1dsp.h:43
void(* op_pixels_func)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
Definition: hpeldsp.h:38
void ff_vc1dsp_init_x86(VC1DSPContext *dsp)
Definition: vc1dsp_init.c:85
h264_chroma_mc_func avg_no_rnd_vc1_chroma_pixels_tab[3]
Definition: vc1dsp.h:63
Half-pel DSP functions.
static int width
Definition: utils.c:156
void(* vc1_h_loop_filter4)(uint8_t *src, int stride, int pq)
Definition: vc1dsp.h:49
static void(WINAPI *cond_broadcast)(pthread_cond_t *cond)
void ff_vc1dsp_init_arm(VC1DSPContext *dsp)
void(* sprite_v_double_noscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src2a, int alpha, int width)
Definition: vc1dsp.h:68
h264_chroma_mc_func put_no_rnd_vc1_chroma_pixels_tab[3]
Definition: vc1dsp.h:62
void ff_vc1dsp_init(VC1DSPContext *c)
Definition: vc1dsp.c:882
void(* h264_chroma_mc_func)(uint8_t *dst, uint8_t *src, int srcStride, int h, int x, int y)
Definition: h264chroma.h:24
void ff_vc1dsp_init_ppc(VC1DSPContext *c)
void(* vc1_v_s_overlap)(int16_t *top, int16_t *bottom)
Definition: vc1dsp.h:46
void(* sprite_v_single)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset, int width)
Definition: vc1dsp.h:67
void(* vc1_h_s_overlap)(int16_t *left, int16_t *right)
Definition: vc1dsp.h:47
void(* vc1_v_overlap)(uint8_t *src, int stride)
Definition: vc1dsp.h:44
void(* vc1_inv_trans_4x8_dc)(uint8_t *dest, int line_size, int16_t *block)
Definition: vc1dsp.h:42
op_pixels_func put_vc1_mspel_pixels_tab[16]
Definition: vc1dsp.h:58
void(* sprite_h)(uint8_t *dst, const uint8_t *src, int offset, int advance, int count)
Definition: vc1dsp.h:66
void(* vc1_h_loop_filter16)(uint8_t *src, int stride, int pq)
Definition: vc1dsp.h:53
static int16_t block[64]
Definition: dct-test.c:88