FFmpeg
4.0
libavcodec
faxcompr.h
Go to the documentation of this file.
1
/*
2
* CCITT Fax Group 3 and 4 decompression
3
* Copyright (c) 2008 Konstantin Shishkov
4
*
5
* This file is part of FFmpeg.
6
*
7
* FFmpeg is free software; you can redistribute it and/or
8
* modify it under the terms of the GNU Lesser General Public
9
* License as published by the Free Software Foundation; either
10
* version 2.1 of the License, or (at your option) any later version.
11
*
12
* FFmpeg is distributed in the hope that it will be useful,
13
* but WITHOUT ANY WARRANTY; without even the implied warranty of
14
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15
* Lesser General Public License for more details.
16
*
17
* You should have received a copy of the GNU Lesser General Public
18
* License along with FFmpeg; if not, write to the Free Software
19
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20
*/
21
22
/**
23
* @file
24
* CCITT Fax Group 3 and 4 decompression
25
* @author Konstantin Shishkov
26
*/
27
#ifndef AVCODEC_FAXCOMPR_H
28
#define AVCODEC_FAXCOMPR_H
29
30
#include "
avcodec.h
"
31
#include "
tiff.h
"
32
33
/**
34
* initialize unpacker code
35
*/
36
void
ff_ccitt_unpack_init
(
void
);
37
38
/**
39
* unpack data compressed with CCITT Group 3 1/2-D or Group 4 method
40
*/
41
int
ff_ccitt_unpack
(
AVCodecContext
*avctx,
42
const
uint8_t
*
src
,
int
srcsize,
43
uint8_t
*dst,
int
height
,
int
stride
,
44
enum
TiffCompr
compr,
int
opts
);
45
46
#endif
/* AVCODEC_FAXCOMPR_H */
ff_ccitt_unpack_init
void ff_ccitt_unpack_init(void)
initialize unpacker code
Definition:
faxcompr.c:99
tiff.h
TIFF tables.
src
#define src
Definition:
vp8dsp.c:254
stride
int stride
Definition:
mace.c:144
uint8_t
uint8_t
Definition:
audio_convert.c:194
height
#define height
opts
AVDictionary * opts
Definition:
movenc.c:50
TiffCompr
TiffCompr
list of TIFF compression types
Definition:
tiff.h:88
avcodec.h
Libavcodec external API header.
AVCodecContext
main external API structure.
Definition:
avcodec.h:1518
ff_ccitt_unpack
int ff_ccitt_unpack(AVCodecContext *avctx, const uint8_t *src, int srcsize, uint8_t *dst, int height, int stride, enum TiffCompr compr, int opts)
unpack data compressed with CCITT Group 3 1/2-D or Group 4 method
Definition:
faxcompr.c:381
Generated on Tue May 22 2018 07:06:31 for FFmpeg by
1.8.13