Index: openexr-2.3.0/exrmultiview/Image.h
===================================================================
--- openexr-2.3.0.orig/exrmultiview/Image.h	2018-08-10 03:35:00.000000000 +0200
+++ openexr-2.3.0/exrmultiview/Image.h	2018-11-07 09:07:48.072431858 +0100
@@ -227,7 +227,7 @@ template <class T>
 void
 TypedImageChannel<T>::black ()
 {
-    memset(&_pixels[0][0],0,image().width()/_xSampling*image().height()/_ySampling*sizeof(T));
+    memset(&_pixels[0][0],0,image().width()/_xSampling*(image().height()/_ySampling)*sizeof(T));
 }