Fixed call to incorrect method.

diff --git a/MagickCore/image.c b/MagickCore/image.c
index 11ab3f4fdeac12ed813f8de8053d77cac374c215..f2249592c243be27d4198bc5cd65b1c6463a7d0d 100644 (file)
--- a/MagickCore/image.c
+++ b/MagickCore/image.c
@@ -1485,7 +1485,7 @@ MagickExport Image *GetImageMask(const Image *image,const PixelMask type,
         }
         default:
         {
-          SetPixelGray(mask_image,GetPixelWriteMask(image,p),q);
+          SetPixelGray(mask_image,GetPixelReadMask(image,p),q);
           break;
         }
       }