From: cristy <urban-warrior@git.imagemagick.org>
Date: Thu, 9 Jan 2014 14:38:12 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~2928
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5401eb3a4ebaa2fae2383c0b58a85b230211d48d;p=imagemagick

---

diff --git a/MagickCore/compare.c b/MagickCore/compare.c
index aeba1a1bc..3c596eefa 100644
--- a/MagickCore/compare.c
+++ b/MagickCore/compare.c
@@ -1125,6 +1125,11 @@ static MagickBooleanType GetPerceptualHashDistortion(const Image *image,
     ssize_t
       channel;
 
+    /*
+      Compute sum of moment differences squared.
+    */
+    if (i == 2)
+      continue;  /* I3 is not independent of other moments */
     for (channel=0; channel < MaxPixelChannels; channel++)
     {
       double