1 files changed, 23 insertions, 0 deletions
diff --git a/potrace/bitmap_io.h b/potrace/bitmap_io.h
new file mode 100644
index 0000000..0590f63
--- /dev/null
+++ b/potrace/bitmap_io.h
@@ -0,0 +1,23 @@
+/* Copyright (C) 2001-2007 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. */
+
+/* $Id: bitmap_io.h 147 2007-04-09 00:44:09Z selinger $ */
+/* 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 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 */