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asv.h
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1 /*
2  * Copyright (c) 2003 Michael Niedermayer
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 /**
22  * @file
23  * ASUS V1/V2 encoder/decoder common data.
24  */
25 
26 #ifndef AVCODEC_ASV_H
27 #define AVCODEC_ASV_H
28 
29 #include <stdint.h>
30 
31 #include "libavutil/mem.h"
32 
33 #include "avcodec.h"
34 #include "dsputil.h"
35 #include "get_bits.h"
36 #include "put_bits.h"
37 
38 typedef struct ASV1Context{
46  int mb_width;
47  int mb_height;
48  int mb_width2;
50  DECLARE_ALIGNED(16, int16_t, block)[6][64];
51  uint16_t intra_matrix[64];
52  int q_intra_matrix[64];
54  unsigned int bitstream_buffer_size;
55 } ASV1Context;
56 
57 extern const uint8_t ff_asv_scantab[64];
58 extern const uint8_t ff_asv_ccp_tab[17][2];
59 extern const uint8_t ff_asv_level_tab[7][2];
60 extern const uint8_t ff_asv_dc_ccp_tab[8][2];
61 extern const uint8_t ff_asv_ac_ccp_tab[16][2];
62 extern const uint8_t ff_asv2_level_tab[63][2];
63 
65 
66 #endif /* AVCODEC_ASV_H */