+void
+check_image (boost::filesystem::path ref, boost::filesystem::path check)
+{
+#ifdef DCPOMATIC_IMAGE_MAGICK
+ using namespace MagickCore;
+#else
+ using namespace MagickLib;
+#endif
+
+ Magick::Image ref_image;
+ ref_image.read (ref.string ());
+ Magick::Image check_image;
+ check_image.read (check.string ());
+ BOOST_CHECK_MESSAGE (ref_image.compare (check_image), ref << " differs from " << check);
+}
+