| /* |
| * Lossless video DSP utils |
| * |
| * 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 |
| */ |
| |
| |
| #ifndef AVCODEC_LOSSLESS_VIDEODSP_H |
| #define AVCODEC_LOSSLESS_VIDEODSP_H |
| |
| #include <stdint.h> |
| #include <stddef.h> |
| |
| typedef struct LLVidDSPContext { |
| void (*add_bytes)(uint8_t *dst /* align 32 */, uint8_t *src /* align 32 */, |
| ptrdiff_t w); |
| void (*add_median_pred)(uint8_t *dst, const uint8_t *top, |
| const uint8_t *diff, ptrdiff_t w, |
| int *left, int *left_top); |
| int (*add_left_pred)(uint8_t *dst, const uint8_t *src, |
| ptrdiff_t w, int left); |
| |
| int (*add_left_pred_int16)(uint16_t *dst, const uint16_t *src, |
| unsigned mask, ptrdiff_t w, unsigned left); |
| void (*add_gradient_pred)(uint8_t *src /* align 32 */, const ptrdiff_t stride, const ptrdiff_t width); |
| } LLVidDSPContext; |
| |
| void ff_llviddsp_init(LLVidDSPContext *llviddsp); |
| void ff_llviddsp_init_x86(LLVidDSPContext *llviddsp); |
| void ff_llviddsp_init_ppc(LLVidDSPContext *llviddsp); |
| |
| #endif //AVCODEC_LOSSLESS_VIDEODSP_H |
