diff --git a/modules/base/HGImage.cpp b/modules/base/HGImage.cpp
index ef94d80d..02718195 100644
--- a/modules/base/HGImage.cpp
+++ b/modules/base/HGImage.cpp
@@ -558,8 +558,8 @@ static HGResult LoadGdiImage(Gdiplus::Image* pImage, const HGImageRoi* roi, HGUI
 
 	if (HGBASE_ERR_OK == ret)
 	{
-		HGUInt xDpi = (HGUInt)pImage->GetHorizontalResolution();
-		HGUInt yDpi = (HGUInt)pImage->GetVerticalResolution();
+        HGUInt xDpi = (HGUInt)((double)pImage->GetHorizontalResolution() + 0.5);
+        HGUInt yDpi = (HGUInt)((double)pImage->GetVerticalResolution() + 0.5);
 		HGBase_SetImageDpi(*image, xDpi, yDpi);
 	}