| /* |
| * This file is part of Libav. |
| * |
| * Libav 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. |
| * |
| * Libav 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 Libav; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "dsputil.h" |
| |
| #ifndef BIT_DEPTH |
| #define BIT_DEPTH 8 |
| #endif |
| |
| #ifdef AVCODEC_H264_HIGH_DEPTH_H |
| # undef pixel |
| # undef pixel2 |
| # undef pixel4 |
| # undef dctcoef |
| # 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_H264_HIGH_DEPTH_H |
| # define CLIP_PIXEL(depth)\ |
| static inline uint16_t av_clip_pixel_ ## depth (int p)\ |
| {\ |
| const int pixel_max = (1 << depth)-1;\ |
| return (p & ~pixel_max) ? (-p)>>31 & pixel_max : p;\ |
| } |
| |
| CLIP_PIXEL( 9) |
| CLIP_PIXEL(10) |
| #endif |
| |
| #if BIT_DEPTH > 8 |
| # define pixel uint16_t |
| # define pixel2 uint32_t |
| # define pixel4 uint64_t |
| # define dctcoef int32_t |
| |
| # 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) |
| #else |
| # define pixel uint8_t |
| # define pixel2 uint16_t |
| # define pixel4 uint32_t |
| # define dctcoef int16_t |
| |
| # define INIT_CLIP uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; |
| # 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) |
| #endif |
| |
| #if BIT_DEPTH == 8 |
| # define av_clip_pixel(a) av_clip_uint8(a) |
| # define CLIP(a) cm[a] |
| # define FUNC(a) a ## _8 |
| # define FUNCC(a) a ## _8_c |
| #elif BIT_DEPTH == 9 |
| # define av_clip_pixel(a) av_clip_pixel_9(a) |
| # define CLIP(a) av_clip_pixel_9(a) |
| # define FUNC(a) a ## _9 |
| # define FUNCC(a) a ## _9_c |
| #elif BIT_DEPTH == 10 |
| # define av_clip_pixel(a) av_clip_pixel_10(a) |
| # define CLIP(a) av_clip_pixel_10(a) |
| # define FUNC(a) a ## _10 |
| # define FUNCC(a) a ## _10_c |
| #endif |
