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_HUFFYUVDSP_H
20#define AVCODEC_HUFFYUVDSP_H
21
22#include <stdint.h>
23#include "libavutil/pixfmt.h"
24#include "config.h"
25
26#if HAVE_BIGENDIAN
27#define B 3
28#define G 2
29#define R 1
30#define A 0
31#else
32#define B 0
33#define G 1
34#define R 2
35#define A 3
36#endif
37
38typedef struct HuffYUVDSPContext {
39    void (*add_int16)(uint16_t *dst/*align 16*/, const uint16_t *src/*align 16*/,
40                      unsigned mask, int w);
41
42    void (*add_hfyu_median_pred_int16)(uint16_t *dst, const uint16_t *top,
43                                       const uint16_t *diff, unsigned mask,
44                                       int w, int *left, int *left_top);
45    void (*add_hfyu_left_pred_bgr32)(uint8_t *dst, const uint8_t *src,
46                                     intptr_t w, uint8_t *left);
47} HuffYUVDSPContext;
48
49void ff_huffyuvdsp_init(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt);
50void ff_huffyuvdsp_init_x86(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt);
51
52#endif /* AVCODEC_HUFFYUVDSP_H */
53