| 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) |