Imported Debian version 2.5.3~trusty1
[deb_ffmpeg.git] / ffmpeg / libavcodec / huffyuvencdsp.h
CommitLineData
2ba45a60
DM
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_HUFFYUVENCDSP_H
20#define AVCODEC_HUFFYUVENCDSP_H
21
22#include <stdint.h>
23
24typedef struct HuffYUVEncDSPContext {
25 void (*diff_bytes)(uint8_t *dst /* align 16 */,
26 const uint8_t *src1 /* align 16 */,
27 const uint8_t *src2 /* align 1 */,
28 int w);
29 /**
30 * Subtract HuffYUV's variant of median prediction.
31 * Note, this might read from src1[-1], src2[-1].
32 */
33 void (*sub_hfyu_median_pred)(uint8_t *dst, const uint8_t *src1,
34 const uint8_t *src2, int w,
35 int *left, int *left_top);
36} HuffYUVEncDSPContext;
37
38void ff_huffyuvencdsp_init(HuffYUVEncDSPContext *c);
39void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c);
40
41#endif /* AVCODEC_HUFFYUVENCDSP_H */