/* 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 #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 */