diff options
Diffstat (limited to 'libavcodec/lossless_videoencdsp.h')
-rw-r--r-- | libavcodec/lossless_videoencdsp.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/libavcodec/lossless_videoencdsp.h b/libavcodec/lossless_videoencdsp.h new file mode 100644 index 0000000..faa6c32 --- /dev/null +++ b/libavcodec/lossless_videoencdsp.h @@ -0,0 +1,46 @@ +/* + * 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_VIDEOENCDSP_H +#define AVCODEC_LOSSLESS_VIDEOENCDSP_H + +#include <stdint.h> + +#include "avcodec.h" + +typedef struct LLVidEncDSPContext { + void (*diff_bytes)(uint8_t *dst /* align 16 */, + const uint8_t *src1 /* align 16 */, + const uint8_t *src2 /* align 1 */, + intptr_t w); + /** + * Subtract HuffYUV's variant of median prediction. + * Note, this might read from src1[-1], src2[-1]. + */ + void (*sub_median_pred)(uint8_t *dst, const uint8_t *src1, + const uint8_t *src2, intptr_t w, + int *left, int *left_top); + + void (*sub_left_predict)(uint8_t *dst, uint8_t *src, + ptrdiff_t stride, ptrdiff_t width, int height); +} LLVidEncDSPContext; + +void ff_llvidencdsp_init(LLVidEncDSPContext *c); +void ff_llvidencdsp_init_x86(LLVidEncDSPContext *c); + +#endif /* AVCODEC_LOSSLESS_VIDEOENCDSP_H */ |