blob: 80184892f5a64e8e918840abe008828574500648
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) |
94 |