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libavcodec
asv.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2003 Michael Niedermayer
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_ASV_H
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#define AVCODEC_ASV_H
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#include <stdint.h>
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#include "
libavutil/mem.h
"
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#include "
avcodec.h
"
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#include "
dsputil.h
"
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#include "
get_bits.h
"
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#include "
put_bits.h
"
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typedef
struct
ASV1Context
{
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AVCodecContext
*
avctx
;
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DSPContext
dsp
;
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PutBitContext
pb
;
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GetBitContext
gb
;
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ScanTable
scantable
;
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int
inv_qscale
;
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int
mb_width
;
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int
mb_height
;
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int
mb_width2
;
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int
mb_height2
;
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DECLARE_ALIGNED
(16, int16_t,
block
)[6][64];
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uint16_t
intra_matrix
[64];
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int
q_intra_matrix
[64];
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uint8_t
*
bitstream_buffer
;
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unsigned
int
bitstream_buffer_size
;
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}
ASV1Context
;
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extern
const
uint8_t
ff_asv_scantab
[64];
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extern
const
uint8_t
ff_asv_ccp_tab
[17][2];
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extern
const
uint8_t
ff_asv_level_tab
[7][2];
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extern
const
uint8_t
ff_asv_dc_ccp_tab
[8][2];
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extern
const
uint8_t
ff_asv_ac_ccp_tab
[16][2];
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extern
const
uint8_t
ff_asv2_level_tab
[63][2];
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void
ff_asv_common_init
(
AVCodecContext
*avctx);
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#endif
/* AVCODEC_ASV_H */
PutBitContext
Definition:
put_bits.h:40
mem.h
memory handling functions
ASV1Context::block
int16_t block[6][64]
Definition:
asv.h:49
ScanTable
Scantable.
Definition:
dsputil.h:111
ASV1Context::avctx
AVCodecContext * avctx
Definition:
asv.h:39
DECLARE_ALIGNED
#define DECLARE_ALIGNED(n, t, v)
Definition:
mem.h:58
ASV1Context::bitstream_buffer_size
unsigned int bitstream_buffer_size
Definition:
asv.h:53
uint8_t
uint8_t
Definition:
audio_convert.c:194
ASV1Context::bitstream_buffer
uint8_t * bitstream_buffer
Definition:
asv.h:52
get_bits.h
bitstream reader API header.
ASV1Context::mb_height2
int mb_height2
Definition:
asv.h:48
ASV1Context::intra_matrix
uint16_t intra_matrix[64]
Definition:
asv.h:50
ASV1Context::scantable
ScanTable scantable
Definition:
asv.h:43
ASV1Context::gb
GetBitContext gb
Definition:
asv.h:42
ff_asv_scantab
const uint8_t ff_asv_scantab[64]
Definition:
asv.c:31
ff_asv_dc_ccp_tab
const uint8_t ff_asv_dc_ccp_tab[8][2]
Definition:
asv.c:54
ff_asv_level_tab
const uint8_t ff_asv_level_tab[7][2]
Definition:
asv.c:50
ASV1Context::mb_width
int mb_width
Definition:
asv.h:45
avcodec.h
Libavcodec external API header.
ff_asv_ac_ccp_tab
const uint8_t ff_asv_ac_ccp_tab[16][2]
Definition:
asv.c:59
ASV1Context::dsp
DSPContext dsp
Definition:
asv.h:40
ff_asv2_level_tab
const uint8_t ff_asv2_level_tab[63][2]
Definition:
asv.c:66
ff_asv_common_init
void ff_asv_common_init(AVCodecContext *avctx)
Definition:
asv.c:82
AVCodecContext
main external API structure.
Definition:
avcodec.h:1054
ASV1Context::pb
PutBitContext pb
Definition:
asv.h:41
ASV1Context::q_intra_matrix
int q_intra_matrix[64]
Definition:
asv.h:51
ff_asv_ccp_tab
const uint8_t ff_asv_ccp_tab[17][2]
Definition:
asv.c:42
ASV1Context::mb_width2
int mb_width2
Definition:
asv.h:47
ASV1Context
Definition:
asv.h:38
GetBitContext
Definition:
get_bits.h:53
ASV1Context::inv_qscale
int inv_qscale
Definition:
asv.h:44
dsputil.h
DSP utils.
ASV1Context::mb_height
int mb_height
Definition:
asv.h:46
DSPContext
DSPContext.
Definition:
dsputil.h:124
put_bits.h
bitstream writer API
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