From: cristy <urban-warrior@git.imagemagick.org>
Date: Wed, 29 Aug 2012 11:20:44 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~5041
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=644d5d04bd79df403d94a1430a6772b3c123f59e;p=imagemagick

---

diff --git a/MagickCore/accelerate.c b/MagickCore/accelerate.c
index 6883e985c..29b6ac4f9 100644
--- a/MagickCore/accelerate.c
+++ b/MagickCore/accelerate.c
@@ -383,9 +383,10 @@ static MagickBooleanType BindConvolveParameters(ConvolveInfo *convolve_info,
     &convolve_info->height);
   if (status != CL_SUCCESS)
     return(MagickFalse);
-  convolve_info->alpha_trait=(cl_uint) image->alpha_trait;
+  convolve_info->matte=(cl_uint) image->alpha_trait == BlendPixelTrait ?
+    MagickTrue : MagickFalse;
   status=clSetKernelArg(convolve_info->kernel,i++,sizeof(cl_uint),(void *)
-    &convolve_info->alpha_trait);
+    &convolve_info->matte);
   if (status != CL_SUCCESS)
     return(MagickFalse);
   status=clSetKernelArg(convolve_info->kernel,i++,sizeof(cl_mem),(void *)