From: cristy <urban-warrior@git.imagemagick.org>
Date: Fri, 22 Feb 2013 02:20:31 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~4199
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ce31db426a6dab307fb4ce71c443b33036d4ef79;p=imagemagick

---

diff --git a/MagickCore/compare.c b/MagickCore/compare.c
index d5a57c6d6..5757dc3f1 100644
--- a/MagickCore/compare.c
+++ b/MagickCore/compare.c
@@ -662,9 +662,7 @@ static MagickBooleanType GetMeanErrorPerPixel(Image *image,
     status;
 
   double
-    alpha,
     area,
-    beta,
     maximum_error,
     mean_error;
 
@@ -672,8 +670,6 @@ static MagickBooleanType GetMeanErrorPerPixel(Image *image,
     y;
 
   status=MagickTrue;
-  alpha=1.0;
-  beta=1.0;
   area=0.0;
   maximum_error=0.0;
   mean_error=0.0;
@@ -726,8 +722,8 @@ static MagickBooleanType GetMeanErrorPerPixel(Image *image,
             (reconstruct_traits == UndefinedPixelTrait) ||
             ((reconstruct_traits & UpdatePixelTrait) == 0))
           continue;
-        distance=fabs((double) (alpha*Sa*p[i]-beta*Da*GetPixelChannel(
-          reconstruct_image,channel,q)));
+        distance=fabs((double) (Sa*p[i]-Da*GetPixelChannel(reconstruct_image,
+          channel,q)));
         distortion[i]+=distance;
         distortion[CompositePixelChannel]+=distance;
         mean_error+=distance*distance;