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1 | /* |
2 | * RV30/40 decoder motion compensation functions | |
3 | * Copyright (c) 2008 Konstantin Shishkov | |
4 | * | |
5 | * This file is part of FFmpeg. | |
6 | * | |
7 | * FFmpeg 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 | * FFmpeg 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 FFmpeg; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
22 | /** | |
23 | * @file | |
24 | * RV30/40 decoder motion compensation functions | |
25 | */ | |
26 | ||
27 | #ifndef AVCODEC_RV34DSP_H | |
28 | #define AVCODEC_RV34DSP_H | |
29 | ||
30 | #include "h264chroma.h" | |
31 | #include "qpeldsp.h" | |
32 | ||
33 | typedef void (*rv40_weight_func)(uint8_t *dst/*align width (8 or 16)*/, | |
34 | uint8_t *src1/*align width (8 or 16)*/, | |
35 | uint8_t *src2/*align width (8 or 16)*/, | |
36 | int w1, int w2, ptrdiff_t stride); | |
37 | ||
38 | typedef void (*rv34_inv_transform_func)(int16_t *block); | |
39 | ||
40 | typedef void (*rv34_idct_add_func)(uint8_t *dst, ptrdiff_t stride, int16_t *block); | |
41 | typedef void (*rv34_idct_dc_add_func)(uint8_t *dst, ptrdiff_t stride, | |
42 | int dc); | |
43 | ||
44 | typedef void (*rv40_weak_loop_filter_func)(uint8_t *src, ptrdiff_t stride, | |
45 | int filter_p1, int filter_q1, | |
46 | int alpha, int beta, | |
47 | int lims, int lim_q1, int lim_p1); | |
48 | ||
49 | typedef void (*rv40_strong_loop_filter_func)(uint8_t *src, ptrdiff_t stride, | |
50 | int alpha, int lims, | |
51 | int dmode, int chroma); | |
52 | ||
53 | typedef int (*rv40_loop_filter_strength_func)(uint8_t *src, ptrdiff_t stride, | |
54 | int beta, int beta2, int edge, | |
55 | int *p1, int *q1); | |
56 | ||
57 | typedef struct RV34DSPContext { | |
58 | qpel_mc_func put_pixels_tab[4][16]; | |
59 | qpel_mc_func avg_pixels_tab[4][16]; | |
60 | h264_chroma_mc_func put_chroma_pixels_tab[3]; | |
61 | h264_chroma_mc_func avg_chroma_pixels_tab[3]; | |
62 | /** | |
63 | * Biweight functions, first dimension is transform size (16/8), | |
64 | * second is whether the weight is prescaled by 1/512 to skip | |
65 | * the intermediate shifting. | |
66 | */ | |
67 | rv40_weight_func rv40_weight_pixels_tab[2][2]; | |
68 | rv34_inv_transform_func rv34_inv_transform; | |
69 | rv34_inv_transform_func rv34_inv_transform_dc; | |
70 | rv34_idct_add_func rv34_idct_add; | |
71 | rv34_idct_dc_add_func rv34_idct_dc_add; | |
72 | rv40_weak_loop_filter_func rv40_weak_loop_filter[2]; | |
73 | rv40_strong_loop_filter_func rv40_strong_loop_filter[2]; | |
74 | rv40_loop_filter_strength_func rv40_loop_filter_strength[2]; | |
75 | } RV34DSPContext; | |
76 | ||
77 | void ff_rv30dsp_init(RV34DSPContext *c); | |
78 | void ff_rv34dsp_init(RV34DSPContext *c); | |
79 | void ff_rv40dsp_init(RV34DSPContext *c); | |
80 | ||
81 | void ff_rv34dsp_init_arm(RV34DSPContext *c); | |
82 | void ff_rv34dsp_init_x86(RV34DSPContext *c); | |
83 | ||
84 | void ff_rv40dsp_init_aarch64(RV34DSPContext *c); | |
85 | void ff_rv40dsp_init_x86(RV34DSPContext *c); | |
86 | void ff_rv40dsp_init_arm(RV34DSPContext *c); | |
87 | ||
88 | #endif /* AVCODEC_RV34DSP_H */ |