X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=blobdiff_plain;f=lib%2Fruby%2Fgfx.c;h=641388fcb59f7abd7a473dd5ade15b6e990dc9b7;hp=9384d1904be9731026911339652c1fc64a8a62ad;hb=6dd8c2fc3eae2c30f90696fcc49f89f79817a533;hpb=42d28d5b077f3b5a566c6d1bd62ed8b5f3e773e3

diff --git a/lib/ruby/gfx.c b/lib/ruby/gfx.c
index 9384d19..641388f 100644
--- a/lib/ruby/gfx.c
+++ b/lib/ruby/gfx.c
@@ -215,6 +215,9 @@ static VALUE image_rescale(VALUE cls, VALUE _width, VALUE _height)
     Get_Image(image2,v_image2)
     image2->doc = image->doc;
     image2->image = gfximage_rescale(image->image, width, height);
+    if(!image2->image) {
+	rb_raise(rb_eArgError, "Can't rescale to size %dx%d", width, height);
+    }
     return v_image2;
 }
 static VALUE image_save_jpeg(VALUE cls, VALUE _filename, VALUE quality)