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Diffstat (limited to 'libavcodec/lossless_videodsp.h')
| -rw-r--r-- | libavcodec/lossless_videodsp.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/libavcodec/lossless_videodsp.h b/libavcodec/lossless_videodsp.h new file mode 100644 index 0000000000..040902e7ba --- /dev/null +++ b/libavcodec/lossless_videodsp.h @@ -0,0 +1,40 @@ +/* + * 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 "avcodec.h" +#include "libavutil/cpu.h" + +typedef struct LLVidDSPContext { + void (*add_int16)(uint16_t *dst/*align 16*/, const uint16_t *src/*align 16*/, unsigned mask, int w); + void (*diff_int16)(uint16_t *dst/*align 16*/, const uint16_t *src1/*align 16*/, const uint16_t *src2/*align 1*/, unsigned mask, int w); + + void (*sub_hfyu_median_pred_int16)(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w, int *left, int *left_top); + void (*add_hfyu_median_pred_int16)(uint16_t *dst, const uint16_t *top, const uint16_t *diff, unsigned mask, int w, int *left, int *left_top); + int (*add_hfyu_left_pred_int16)(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned left); +} LLVidDSPContext; + +void ff_llviddsp_init(LLVidDSPContext *llviddsp, AVCodecContext *avctx); +void ff_llviddsp_init_x86(LLVidDSPContext *llviddsp, AVCodecContext *avctx); + +#endif //AVCODEC_LOSSLESS_VIDEODSP_H |