From c95cedc843a5fb1a715d1e12ffc17225e4df98f1 Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Fri, 2 Aug 2019 19:34:23 -0400
Subject: [PATCH] 
 https://imagemagick.org/discourse-server/viewtopic.php?f=3&t=36465

---
 MagickCore/composite.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/MagickCore/composite.c b/MagickCore/composite.c
index e91c0ca2a..ae3b1ba33 100644
--- a/MagickCore/composite.c
+++ b/MagickCore/composite.c
@@ -1814,8 +1814,7 @@ MagickExport MagickBooleanType CompositeImage(Image *image,
           case CopyBlackCompositeOp:
           {
             if (channel == BlackPixelChannel)
-              pixel=(MagickRealType) (QuantumRange-
-                GetPixelBlack(source_image,p));
+              pixel=(MagickRealType) GetPixelBlack(source_image,p);
             break;
           }
           case CopyBlueCompositeOp:
-- 
2.40.0