blob: 3d645b159adfc5f498c85a72a67c89eaef06f185
1 | /* |
2 | * This file is part of FFmpeg. |
3 | * |
4 | * FFmpeg is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Lesser General Public |
6 | * License as published by the Free Software Foundation; either |
7 | * version 2.1 of the License, or (at your option) any later version. |
8 | * |
9 | * FFmpeg is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | * Lesser General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU Lesser General Public |
15 | * License along with FFmpeg; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
17 | */ |
18 | |
19 | #ifndef AVCODEC_LOSSLESS_VIDEOENCDSP_H |
20 | #define AVCODEC_LOSSLESS_VIDEOENCDSP_H |
21 | |
22 | #include <stdint.h> |
23 | |
24 | typedef struct LLVidEncDSPContext { |
25 | void (*diff_bytes)(uint8_t *dst /* align 16 */, |
26 | const uint8_t *src1 /* align 16 */, |
27 | const uint8_t *src2 /* align 1 */, |
28 | intptr_t w); |
29 | /** |
30 | * Subtract HuffYUV's variant of median prediction. |
31 | * Note, this might read from src1[-1], src2[-1]. |
32 | */ |
33 | void (*sub_median_pred)(uint8_t *dst, const uint8_t *src1, |
34 | const uint8_t *src2, intptr_t w, |
35 | int *left, int *left_top); |
36 | } LLVidEncDSPContext; |
37 | |
38 | void ff_llvidencdsp_init(LLVidEncDSPContext *c); |
39 | void ff_llvidencdsp_init_x86(LLVidEncDSPContext *c); |
40 | |
41 | #endif /* AVCODEC_LOSSLESS_VIDEOENCDSP_H */ |
42 |