FFmpeg
libavcodec
faxcompr.h
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/*
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* CCITT Fax Group 3 and 4 decompression
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* Copyright (c) 2008 Konstantin Shishkov
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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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/**
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* @file
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* CCITT Fax Group 3 and 4 decompression
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* @author Konstantin Shishkov
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*/
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#ifndef AVCODEC_FAXCOMPR_H
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#define AVCODEC_FAXCOMPR_H
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#include "
avcodec.h
"
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#include "
tiff.h
"
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/**
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* initialize unpacker code
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*/
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void
ff_ccitt_unpack_init
(
void
);
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/**
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* unpack data compressed with CCITT Group 3 1/2-D or Group 4 method
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*/
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int
ff_ccitt_unpack
(
AVCodecContext
*avctx,
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const
uint8_t *
src
,
int
srcsize,
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uint8_t *
dst
,
int
height
,
int
stride
,
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enum
TiffCompr
compr,
int
opts
);
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#endif
/* AVCODEC_FAXCOMPR_H */
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:393
opts
AVDictionary * opts
Definition:
movenc.c:51
tiff.h
height
#define height
Definition:
dsp.h:85
dst
uint8_t ptrdiff_t const uint8_t ptrdiff_t int intptr_t intptr_t int int16_t * dst
Definition:
dsp.h:83
avcodec.h
stride
#define stride
Definition:
h264pred_template.c:537
AVCodecContext
main external API structure.
Definition:
avcodec.h:451
ff_ccitt_unpack_init
void ff_ccitt_unpack_init(void)
initialize unpacker code
Definition:
faxcompr.c:119
TiffCompr
TiffCompr
list of TIFF, TIFF/EP and DNG compression types
Definition:
tiff.h:125
src
#define src
Definition:
vp8dsp.c:248
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