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diff --git a/MagickCore/composite.c b/MagickCore/composite.c
index c3472a3bb326d131f98a8b50aa2eb0588112fe25..f4ef1c65d33146b7fb2961ed7fd90d77576a5fef 100644 (file)
--- a/MagickCore/composite.c
+++ b/MagickCore/composite.c
@@ -1413,8 +1413,21 @@ MagickExport MagickBooleanType CompositeImage(Image *image,
           q+=GetPixelChannels(image);
           continue;
         }
-      GetPixelInfoPixel(composite_image,p,&source_pixel);
-      GetPixelInfoPixel(image,q,&destination_pixel);
+      switch (compose)
+      {
+        case ColorizeCompositeOp:
+        case HueCompositeOp:
+        case LuminizeCompositeOp:
+        case ModulateCompositeOp:
+        case SaturateCompositeOp:
+        {
+          GetPixelInfoPixel(composite_image,p,&source_pixel);
+          GetPixelInfoPixel(image,q,&destination_pixel);
+          break;
+        }
+        default:
+          break;
+      }
       for (i=0; i < (ssize_t) GetPixelChannels(image); i++)
       {
         double