From: Cristy <urban-warrior@imagemagick.org>
Date: Tue, 17 May 2016 20:50:29 +0000 (-0400)
Subject: https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=29708
X-Git-Tag: 7.0.1-5~4
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=15ea815c6ed2059efb77fda239efca10d6abfc4d;p=imagemagick

https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=29708
---

diff --git a/MagickCore/enhance.c b/MagickCore/enhance.c
index 09fe914a0..e3118973b 100644
--- a/MagickCore/enhance.c
+++ b/MagickCore/enhance.c
@@ -1574,7 +1574,12 @@ MagickExport MagickBooleanType EqualizeImage(Image *image,
     {
       for (i=0; i < (ssize_t) GetPixelChannels(image); i++)
       {
-        double intensity=GetPixelIntensity(image,p);
+        double
+          intensity;
+
+        intensity=p[i];
+        if ((image->channel_mask & SyncChannels) != 0)
+          intensity=GetPixelIntensity(image,p);
         histogram[GetPixelChannels(image)*ScaleQuantumToMap(intensity)+i]++;
       }
       p+=GetPixelChannels(image);