asv.h
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1 /*
2  * Copyright (c) 2003 Michael Niedermayer
3  *
4  * This file is part of Libav.
5  *
6  * Libav 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  * Libav 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 Libav; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
26 #ifndef AVCODEC_ASV_H
27 #define AVCODEC_ASV_H
28 
29 #include <stdint.h>
30 
31 #include "libavutil/attributes.h"
32 #include "libavutil/mem.h"
33 
34 #include "avcodec.h"
35 #include "dsputil.h"
36 #include "get_bits.h"
37 #include "put_bits.h"
38 
39 typedef struct ASV1Context{
47  int mb_width;
48  int mb_height;
49  int mb_width2;
52  uint16_t intra_matrix[64];
53  int q_intra_matrix[64];
55  unsigned int bitstream_buffer_size;
56 } ASV1Context;
57 
58 extern const uint8_t ff_asv_scantab[64];
59 extern const uint8_t ff_asv_ccp_tab[17][2];
60 extern const uint8_t ff_asv_level_tab[7][2];
61 extern const uint8_t ff_asv_dc_ccp_tab[8][2];
62 extern const uint8_t ff_asv_ac_ccp_tab[16][2];
63 extern const uint8_t ff_asv2_level_tab[63][2];
64 
66 
67 #endif /* AVCODEC_ASV_H */
This structure describes decoded (raw) audio or video data.
Definition: avcodec.h:989
memory handling functions
Scantable.
Definition: dsputil.h:181
AVCodecContext * avctx
Definition: asv.h:40
unsigned int bitstream_buffer_size
Definition: asv.h:55
Macro definitions for various function/variable attributes.
uint8_t
uint8_t * bitstream_buffer
Definition: asv.h:54
bitstream reader API header.
int mb_height2
Definition: asv.h:50
uint16_t intra_matrix[64]
Definition: asv.h:52
struct ASV1Context ASV1Context
ScanTable scantable
Definition: asv.h:45
GetBitContext gb
Definition: asv.h:44
const uint8_t ff_asv_scantab[64]
Definition: asv.c:32
const uint8_t ff_asv_dc_ccp_tab[8][2]
Definition: asv.c:55
const uint8_t ff_asv_level_tab[7][2]
Definition: asv.c:51
int mb_width
Definition: asv.h:47
av_cold void ff_asv_common_init(AVCodecContext *avctx)
Definition: asv.c:83
external API header
const uint8_t ff_asv_ac_ccp_tab[16][2]
Definition: asv.c:60
DSPContext dsp
Definition: asv.h:41
const uint8_t ff_asv2_level_tab[63][2]
Definition: asv.c:67
main external API structure.
Definition: avcodec.h:1339
PutBitContext pb
Definition: asv.h:43
int q_intra_matrix[64]
Definition: asv.h:53
const uint8_t ff_asv_ccp_tab[17][2]
Definition: asv.c:43
DCTELEM block[6][64]
Definition: asv.h:51
int mb_width2
Definition: asv.h:49
short DCTELEM
Definition: dsputil.h:39
int inv_qscale
Definition: asv.h:46
AVFrame picture
Definition: asv.h:42
DSP utils.
int mb_height
Definition: asv.h:48
DSPContext.
Definition: dsputil.h:194
bitstream writer API