From b9e19e076662ae5743b9c81eb238fe11204f6dbd Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Sun, 12 Apr 2009 19:06:50 +0000 Subject: Add some comments. --- libdimension-png/dimension-png.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'libdimension-png/dimension-png.h') diff --git a/libdimension-png/dimension-png.h b/libdimension-png/dimension-png.h index 46ce82d..9ee55c3 100644 --- a/libdimension-png/dimension-png.h +++ b/libdimension-png/dimension-png.h @@ -25,10 +25,15 @@ #include #ifdef __cplusplus +/* We've been included from a C++ file; mark everything here as extern "C" */ extern "C" { #endif +/* Write canvas to file in PNG format. Returns 0 on success, nonzero on + failure */ int dmnsn_png_write_canvas(const dmnsn_canvas *canvas, FILE *file); + +/* Read a canvas from a PNG file. Returns NULL on failure. */ dmnsn_canvas *dmnsn_png_read_canvas(FILE *file); #ifdef __cplusplus -- cgit v1.2.3