From: anthony <anthony@git.imagemagick.org>
Date: Thu, 10 Jun 2010 07:13:20 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~9239
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=dcc2a474c98415e565434fe52f630acba36fa0c1;p=imagemagick

---

diff --git a/magick/morphology.c b/magick/morphology.c
index ab66f3e99..058aeb8ce 100644
--- a/magick/morphology.c
+++ b/magick/morphology.c
@@ -1292,7 +1292,9 @@ MagickExport KernelInfo *AcquireKernelBuiltIn(const KernelInfoType type,
         break;
       }
     case SobelKernel:
-      { switch ( (int) args->rho ) {
+#if 0
+      { /* Sobel with optional 'sub-types' */
+        switch ( (int) args->rho ) {
           default:
           case 0:
             kernel=ParseKernelArray("3: 1,0,-1  2,0,-2  1,0,-1");
@@ -1315,6 +1317,16 @@ MagickExport KernelInfo *AcquireKernelBuiltIn(const KernelInfoType type,
             ScaleKernelInfo(kernel, 0.25, NoValue);
             break;
         }
+#else
+      { /* Simple Sobel kernel */
+        kernel=ParseKernelArray("3: 1,0,-1  2,0,-2  1,0,-1");
+        if (kernel == (KernelInfo *) NULL)
+          return(kernel);
+        kernel->type = type;
+        RotateKernelInfo(kernel, args->rho);
+        break;
+      }
+#endif
         if ( fabs(args->sigma) > MagickEpsilon )
           /* Rotate by correctly supplied 'angle' */
           RotateKernelInfo(kernel, args->sigma);