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/* input-img.h: declarations for reading an IMG file.
Copyright (C) 1992, 2011 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifndef INPUT_IMG_H
#define INPUT_IMG_H
#include "types.h"
#include "image-header.h"
/* Prepare to read FILENAME. */
extern void img_open_input_file (string filename);
/* Close up gracefully. */
extern void img_close_input_file (void);
/* Read the header. */
extern void img_get_header (void);
/* Read a single scanline into P. P must point to a large-enough block
for one entire scanline (the width of the image is given in the
header). If at the end of the input file, returns false, else
returns true. */
extern boolean img_get_scanline (one_byte *p);
#endif /* not INPUT_IMG_H */
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