From: Cristy <urban-warrior@imagemagick.org>
Date: Sun, 12 Feb 2017 17:11:09 +0000 (-0500)
Subject: ...
X-Git-Tag: 7.0.4-8~10
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a16e3b25c9026e9c6993523e68cc0ee90fae9bec;p=imagemagick

...
---

diff --git a/MagickCore/statistic.c b/MagickCore/statistic.c
index 41cc52088..27660ea16 100644
--- a/MagickCore/statistic.c
+++ b/MagickCore/statistic.c
@@ -1320,9 +1320,8 @@ static size_t GetImageChannels(const Image *image)
   {
     PixelChannel channel=GetPixelChannelChannel(image,i);
     PixelTrait traits=GetPixelChannelTraits(image,channel);
-    if (traits == UndefinedPixelTrait)
-      continue;
-    channels++;
+    if ((traits & UpdatePixelTrait) != 0)
+      channels++;
   }
   return((size_t) (channels == 0 ? 1 : channels));
 }