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https://gitee.com/openharmony/third_party_ffmpeg
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47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/*
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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 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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/**
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* CCITT Fax Group 3 and 4 decompression
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* @file
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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 upacker 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 */
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