2 * CCITT Fax Group 3 and 4 decompression
3 * Copyright (c) 2008 Konstantin Shishkov
5 * This file is part of FFmpeg.
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.
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.
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
24 * CCITT Fax Group 3 and 4 decompression
25 * @author Konstantin Shishkov
27 #ifndef AVCODEC_FAXCOMPR_H
28 #define AVCODEC_FAXCOMPR_H
34 * initialize upacker code
36 void ff_ccitt_unpack_init(void);
39 * unpack data compressed with CCITT Group 3 1/2-D or Group 4 method
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
);
46 #endif /* AVCODEC_FAXCOMPR_H */