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huffyuvdsp.h
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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 "config.h"
24 
25 #if HAVE_BIGENDIAN
26 #define B 3
27 #define G 2
28 #define R 1
29 #define A 0
30 #else
31 #define B 0
32 #define G 1
33 #define R 2
34 #define A 3
35 #endif
36 
37 typedef struct HuffYUVDSPContext {
38  void (*add_bytes)(uint8_t *dst /* align 16 */, uint8_t *src /* align 16 */,
39  intptr_t w);
41  const uint8_t *diff, intptr_t w,
42  int *left, int *left_top);
43  int (*add_hfyu_left_pred)(uint8_t *dst, const uint8_t *src,
44  intptr_t w, int left);
46  intptr_t w, uint8_t *left);
48 
52 
53 #endif /* AVCODEC_HUFFYUVDSP_H */