|
1
by Sérgio Benjamim
FFmpeg 2.7.1 source for ppsspp. |
1 |
/*
|
2 |
* This file is part of FFmpeg.
|
|
3 |
*
|
|
4 |
* FFmpeg is free software; you can redistribute it and/or
|
|
5 |
* modify it under the terms of the GNU Lesser General Public
|
|
6 |
* License as published by the Free Software Foundation; either
|
|
7 |
* version 2.1 of the License, or (at your option) any later version.
|
|
8 |
*
|
|
9 |
* FFmpeg is distributed in the hope that it will be useful,
|
|
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
12 |
* Lesser General Public License for more details.
|
|
13 |
*
|
|
14 |
* You should have received a copy of the GNU Lesser General Public
|
|
15 |
* License along with FFmpeg; if not, write to the Free Software
|
|
16 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
17 |
*/
|
|
18 |
||
19 |
#include "mathops.h" |
|
20 |
#include "rnd_avg.h" |
|
21 |
#include "libavutil/intreadwrite.h" |
|
22 |
||
23 |
#ifndef BIT_DEPTH
|
|
24 |
#define BIT_DEPTH 8
|
|
25 |
#endif
|
|
26 |
||
27 |
#ifdef AVCODEC_BIT_DEPTH_TEMPLATE_C
|
|
28 |
# undef pixel
|
|
29 |
# undef pixel2
|
|
30 |
# undef pixel4
|
|
31 |
# undef dctcoef
|
|
32 |
# undef INIT_CLIP
|
|
33 |
# undef no_rnd_avg_pixel4
|
|
34 |
# undef rnd_avg_pixel4
|
|
35 |
# undef AV_RN2P
|
|
36 |
# undef AV_RN4P
|
|
37 |
# undef AV_RN4PA
|
|
38 |
# undef AV_WN2P
|
|
39 |
# undef AV_WN4P
|
|
40 |
# undef AV_WN4PA
|
|
41 |
# undef CLIP
|
|
42 |
# undef FUNC
|
|
43 |
# undef FUNCC
|
|
44 |
# undef av_clip_pixel
|
|
45 |
# undef PIXEL_SPLAT_X4
|
|
46 |
#else
|
|
47 |
# define AVCODEC_BIT_DEPTH_TEMPLATE_C
|
|
48 |
#endif
|
|
49 |
||
50 |
#if BIT_DEPTH > 8
|
|
51 |
# define pixel uint16_t
|
|
52 |
# define pixel2 uint32_t
|
|
53 |
# define pixel4 uint64_t
|
|
54 |
# define dctcoef int32_t
|
|
55 |
||
56 |
# define INIT_CLIP
|
|
57 |
# define no_rnd_avg_pixel4 no_rnd_avg64
|
|
58 |
# define rnd_avg_pixel4 rnd_avg64
|
|
59 |
# define AV_RN2P AV_RN32
|
|
60 |
# define AV_RN4P AV_RN64
|
|
61 |
# define AV_RN4PA AV_RN64A
|
|
62 |
# define AV_WN2P AV_WN32
|
|
63 |
# define AV_WN4P AV_WN64
|
|
64 |
# define AV_WN4PA AV_WN64A
|
|
65 |
# define PIXEL_SPLAT_X4(x) ((x)*0x0001000100010001ULL)
|
|
66 |
||
67 |
# define av_clip_pixel(a) av_clip_uintp2(a, BIT_DEPTH)
|
|
68 |
# define CLIP(a) av_clip_uintp2(a, BIT_DEPTH)
|
|
69 |
#else
|
|
70 |
# define pixel uint8_t
|
|
71 |
# define pixel2 uint16_t
|
|
72 |
# define pixel4 uint32_t
|
|
73 |
# define dctcoef int16_t
|
|
74 |
||
75 |
# define INIT_CLIP
|
|
76 |
# define no_rnd_avg_pixel4 no_rnd_avg32
|
|
77 |
# define rnd_avg_pixel4 rnd_avg32
|
|
78 |
# define AV_RN2P AV_RN16
|
|
79 |
# define AV_RN4P AV_RN32
|
|
80 |
# define AV_RN4PA AV_RN32A
|
|
81 |
# define AV_WN2P AV_WN16
|
|
82 |
# define AV_WN4P AV_WN32
|
|
83 |
# define AV_WN4PA AV_WN32A
|
|
84 |
# define PIXEL_SPLAT_X4(x) ((x)*0x01010101U)
|
|
85 |
||
86 |
# define av_clip_pixel(a) av_clip_uint8(a)
|
|
87 |
# define CLIP(a) av_clip_uint8(a)
|
|
88 |
#endif
|
|
89 |
||
90 |
#define FUNC3(a, b, c) a ## _ ## b ## c
|
|
91 |
#define FUNC2(a, b, c) FUNC3(a, b, c)
|
|
92 |
#define FUNC(a) FUNC2(a, BIT_DEPTH,)
|
|
93 |
#define FUNCC(a) FUNC2(a, BIT_DEPTH, _c)
|