X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fgraphics%2Fimage_png.cpp;h=28384480f488a6cb9534f598fbccb59f8f75c37b;hb=9bc0825e93b1385a4aaf9f90d666a1ac409ffb17;hp=f2247863dac57d8f2636af3eaadeb5dc4a8f6edd;hpb=1f842b63c6e1751b2017f5c4b67d50e2fc911e55;p=libs%2Fgui.git

diff --git a/source/graphics/image_png.cpp b/source/graphics/image_png.cpp
index f224786..2838448 100644
--- a/source/graphics/image_png.cpp
+++ b/source/graphics/image_png.cpp
@@ -31,12 +31,12 @@ void error(png_struct *png, const char *msg)
 namespace Msp {
 namespace Graphics {
 
-bool is_png(const void *buf, unsigned len)
+bool is_png(const char *buf, unsigned len)
 {
-	return !png_sig_cmp(reinterpret_cast<png_byte *>(const_cast<void *>(buf)), 0, len);
+	return !png_sig_cmp(reinterpret_cast<png_byte *>(const_cast<char*>(buf)), 0, len);
 }
 
-void load_png(IO::Base &in, Image::Private &priv)
+void load_png(IO::Base &in, Image::Private &priv, const char *, unsigned sig_len)
 {
 	png_struct *png = 0;
 	png_info *info = 0;
@@ -52,6 +52,7 @@ void load_png(IO::Base &in, Image::Private &priv)
 			throw bad_image_data(error_info.msg);
 
 		png_set_read_fn(png, &in, read);
+		png_set_sig_bytes(png, sig_len);
 		png_read_info(png, info);
 		png_uint_32 width;
 		png_uint_32 height;