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/* Copyright (C) 2001-2017 Peter Selinger.
This file is part of Potrace. It is free software and it is covered
by the GNU General Public License. See the file COPYING for details. */
/* bitmap input/output functions */
#ifndef BITMAP_IO_H
#define BITMAP_IO_H
#include <stdio.h>
#include "bitmap.h"
/* Note that bitmaps are stored bottom to top, i.e., the first
scanline is the bottom-most one */
extern const char *bm_read_error;
int bm_read(FILE *f, double blacklevel, potrace_bitmap_t **bmp);
void bm_writepbm(FILE *f, potrace_bitmap_t *bm);
int bm_print(FILE *f, potrace_bitmap_t *bm);
#endif /* BITMAP_IO_H */
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