FFmpeg/libavcodec/pnm.h
Diego Biurrun 8767a009a1 Move PNM init/end functions to the PNM common code.
This is done in preparation for the PNM encoder/decoder split.

Originally committed as revision 20382 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-10-27 17:15:05 +00:00

40 lines
1.3 KiB
C

/*
* PNM image format
* Copyright (c) 2002, 2003 Fabrice Bellard
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_PNM_H
#define AVCODEC_PNM_H
#include "avcodec.h"
typedef struct PNMContext {
uint8_t *bytestream;
uint8_t *bytestream_start;
uint8_t *bytestream_end;
AVFrame picture;
int maxval; ///< maximum value of a pixel
} PNMContext;
int ff_pnm_decode_header(AVCodecContext *avctx, PNMContext * const s);
av_cold int ff_pnm_end(AVCodecContext *avctx);
av_cold int ff_pnm_init(AVCodecContext *avctx);
#endif /* AVCODEC_PNM_H */