From: cristy <urban-warrior@git.imagemagick.org>
Date: Tue, 7 May 2013 00:40:19 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~3713
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9b25da9704beee75ff1602bca2dc3628bff177fd;p=imagemagick

---

diff --git a/MagickCore/colorspace.c b/MagickCore/colorspace.c
index f1104b26c..3bb2e9a67 100644
--- a/MagickCore/colorspace.c
+++ b/MagickCore/colorspace.c
@@ -1278,11 +1278,11 @@ static void ConvertYIQToRGB(const double Y,const double I,const double Q,
 static void ConvertYDbDrToRGB(const double Y,const double Db,const double Dr,
   double *red,double *green,double *blue)
 {
-  *red=QuantumRange*(Y-9.2303716147657e-05*(Db-0.5)+
+  *red=QuantumRange*(Y+9.2303716147657e-05*(Db-0.5)-
     0.52591263066186533*(Dr-0.5));
-  *green=QuantumRange*(Y-12913289889050927*(Db-0.5)-
+  *green=QuantumRange*(Y-0.12913289889050927*(Db-0.5)+
     0.26789932820759876*(Dr-0.5));
-  *blue=QuantumRange*(Y+0.66467905997895482*(Db-0.5)+
+  *blue=QuantumRange*(Y+0.66467905997895482*(Db-0.5)-
     7.9202543533108e-05*(Dr-0.5));
 }