From: cristy <urban-warrior@git.imagemagick.org>
Date: Mon, 10 Oct 2011 00:55:32 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~6843
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b21458968287fe41027b880af8a4abee25af7414;p=imagemagick

---

diff --git a/MagickCore/fx.c b/MagickCore/fx.c
index bdb23a6b6..0e33a9350 100644
--- a/MagickCore/fx.c
+++ b/MagickCore/fx.c
@@ -338,7 +338,7 @@ MagickExport Image *AddNoiseImage(const Image *image,const NoiseType noise_type,
     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
   assert(exception != (ExceptionInfo *) NULL);
   assert(exception->signature == MagickSignature);
-  noise_image=CloneImage(image,0,0,MagickTrue,exception);
+  noise_image=CloneImage(image,image->columns,image->rows,MagickTrue,exception);
   if (noise_image == (Image *) NULL)
     return((Image *) NULL);
   if (SetImageStorageClass(noise_image,DirectClass,exception) == MagickFalse)
@@ -404,8 +404,11 @@ MagickExport Image *AddNoiseImage(const Image *image,const NoiseType noise_type,
         if ((traits == UndefinedPixelTrait) ||
             (noise_traits == UndefinedPixelTrait))
           continue;
-        if ((noise_traits & UpdatePixelTrait) == 0) 
-          continue;
+        if ((noise_traits & CopyPixelTrait) != 0)  
+          {
+            SetPixelChannel(noise_image,channel,p[i],q);
+            continue;
+          }
         SetPixelChannel(noise_image,channel,ClampToQuantum(
           GenerateDifferentialNoise(random_info[id],p[i],noise_type,attenuate)),
           q);