#define wxIMAGE_OPTION_RESOLUTIONUNIT wxString(_T("ResolutionUnit"))
+#define wxIMAGE_OPTION_MAX_WIDTH wxString(_T("MaxWidth"))
+#define wxIMAGE_OPTION_MAX_HEIGHT wxString(_T("MaxHeight"))
+
// constants used with wxIMAGE_OPTION_RESOLUTIONUNIT
//
// NB: don't change these values, they correspond to libjpeg constants