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fheyer · Jan 23, 2018 · bdac2c4 · bdac2c4
1 parent ad52ba8
commit bdac2c4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/MagickCore/composite.c b/MagickCore/composite.c
@@ -1762,7 +1762,7 @@ MagickExport MagickBooleanType CompositeImage(Image *image,
                 break;
               }
             pixel=0.0;
-            if ((IsNaN(Da) != MagickFalse) && (IsNaN(Sca) != MagickFalse))
+            if ((IsNaN(Da) == MagickFalse) && (IsNaN(Sca) == MagickFalse))
               pixel=QuantumRange*gamma*(Sa*Da-Sa*Da*MagickMin(1.0,(1.0-Dca/Da)*
                 Sa/Sca)+Sca*(1.0-Da)+Dca*(1.0-Sa));
             break;