| /* | |
| * This file is part of FFmpeg. | |
| * | |
| * FFmpeg is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU Lesser General Public | |
| * License as published by the Free Software Foundation; either | |
| * version 2.1 of the License, or (at your option) any later version. | |
| * | |
| * FFmpeg is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| * Lesser General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU Lesser General Public | |
| * License along with FFmpeg; if not, write to the Free Software | |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| */ | |
| #include "mathops.h" | |
| #include "rnd_avg.h" | |
| #include "libavutil/intreadwrite.h" | |
| #ifndef BIT_DEPTH | |
| #define BIT_DEPTH 8 | |
| #endif | |
| #ifdef AVCODEC_BIT_DEPTH_TEMPLATE_C | |
| # undef pixel | |
| # undef pixel2 | |
| # undef pixel4 | |
| # undef dctcoef | |
| # undef idctin | |
| # undef INIT_CLIP | |
| # undef no_rnd_avg_pixel4 | |
| # undef rnd_avg_pixel4 | |
| # undef AV_RN2P | |
| # undef AV_RN4P | |
| # undef AV_RN4PA | |
| # undef AV_WN2P | |
| # undef AV_WN4P | |
| # undef AV_WN4PA | |
| # undef CLIP | |
| # undef FUNC | |
| # undef FUNCC | |
| # undef av_clip_pixel | |
| # undef PIXEL_SPLAT_X4 | |
| #else | |
| # define AVCODEC_BIT_DEPTH_TEMPLATE_C | |
| #endif | |
| #if BIT_DEPTH > 8 | |
| # define pixel uint16_t | |
| # define pixel2 uint32_t | |
| # define pixel4 uint64_t | |
| # define dctcoef int32_t | |
| #ifdef IN_IDCT_DEPTH | |
| #if IN_IDCT_DEPTH == 32 | |
| # define idctin int32_t | |
| #else | |
| # define idctin int16_t | |
| #endif | |
| #else | |
| # define idctin int16_t | |
| #endif | |
| # define INIT_CLIP | |
| # define no_rnd_avg_pixel4 no_rnd_avg64 | |
| # define rnd_avg_pixel4 rnd_avg64 | |
| # define AV_RN2P AV_RN32 | |
| # define AV_RN4P AV_RN64 | |
| # define AV_RN4PA AV_RN64A | |
| # define AV_WN2P AV_WN32 | |
| # define AV_WN4P AV_WN64 | |
| # define AV_WN4PA AV_WN64A | |
| # define PIXEL_SPLAT_X4(x) ((x)*0x0001000100010001ULL) | |
| # define av_clip_pixel(a) av_clip_uintp2(a, BIT_DEPTH) | |
| # define CLIP(a) av_clip_uintp2(a, BIT_DEPTH) | |
| #else | |
| # define pixel uint8_t | |
| # define pixel2 uint16_t | |
| # define pixel4 uint32_t | |
| # define dctcoef int16_t | |
| # define idctin int16_t | |
| # define INIT_CLIP | |
| # define no_rnd_avg_pixel4 no_rnd_avg32 | |
| # define rnd_avg_pixel4 rnd_avg32 | |
| # define AV_RN2P AV_RN16 | |
| # define AV_RN4P AV_RN32 | |
| # define AV_RN4PA AV_RN32A | |
| # define AV_WN2P AV_WN16 | |
| # define AV_WN4P AV_WN32 | |
| # define AV_WN4PA AV_WN32A | |
| # define PIXEL_SPLAT_X4(x) ((x)*0x01010101U) | |
| # define av_clip_pixel(a) av_clip_uint8(a) | |
| # define CLIP(a) av_clip_uint8(a) | |
| #endif | |
| #define FUNC3(a, b, c) a ## _ ## b ## c | |
| #define FUNC2(a, b, c) FUNC3(a, b, c) | |
| #define FUNC(a) FUNC2(a, BIT_DEPTH,) | |
| #define FUNCC(a) FUNC2(a, BIT_DEPTH, _c) | |
| #define FUNC4(a, b, c) a ## _int ## b ## _ ## c ## bit | |
| #define FUNC5(a, b, c) FUNC4(a, b, c) | |
| #define FUNC6(a) FUNC5(a, IN_IDCT_DEPTH, BIT_DEPTH) |