BUG: Remove seg fault from the nightly test.

[gdcm.git] / Testing / TestCopyRescaleDicom.cxx

diff --git a/Testing/TestCopyRescaleDicom.cxx b/Testing/TestCopyRescaleDicom.cxx
index a5a9a1b5de6dd1ed86e0e3549a4f69b4cd394a6e..54f7d7b81a3fe8a530aec59afbc08bc2799f4a42 100644 (file)
--- a/Testing/TestCopyRescaleDicom.cxx
+++ b/Testing/TestCopyRescaleDicom.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: TestCopyRescaleDicom.cxx,v $
   Language:  C++
-  Date:      $Date: 2005/02/03 10:00:06 $
-  Version:   $Revision: 1.14 $
+  Date:      $Date: 2005/02/09 15:31:15 $
+  Version:   $Revision: 1.16 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -23,9 +23,37 @@
 //Generated file:
 #include "gdcmDataImages.h"
 
-bool FileExists(const char *filename);
+#ifndef _WIN32
+#include <unistd.h> //for access, unlink
+#else
+#include <io.h> //for _access on Win32
+#endif
 
-bool RemoveFile(const char *source);
+bool FileExists(const char *filename)
+{
+#ifdef _MSC_VER
+# define access _access
+#endif
+#ifndef R_OK
+# define R_OK 04
+#endif
+  if ( access(filename, R_OK) != 0 )
+    {
+    return false;
+    }
+  else
+    {
+    return true;
+    }
+}
+
+bool RemoveFile(const char *source)
+{
+#ifdef _MSC_VER
+#define _unlink unlink
+#endif
+  return unlink(source) != 0 ? false : true;
+}
 
 int CopyRescaleDicom(std::string const &filename, 
                      std::string const &output )
@@ -90,15 +118,19 @@ int CopyRescaleDicom(std::string const &filename,
       copyF->InsertValEntry( "8", 0x0028, 0x0101); // Bits Stored
       copyF->InsertValEntry( "7", 0x0028, 0x0102); // High Bit
       copyF->InsertValEntry( "0", 0x0028, 0x0103); // Pixel Representation
- 
+
       // We assume the value were from 0 to uint16_t max
       rescaleSize = dataSize / 2;
       rescaleImage = new uint8_t[dataSize];
 
       uint16_t *imageData16 = (uint16_t*)original->GetImageData();
+      uint16_t *tmpImage = imageData16;
+      uint8_t *tmpRescale = rescaleImage;
       for(unsigned int i=0; i<rescaleSize; i++)
       {
-         rescaleImage[i] = imageData16[i]/256;
+         *tmpRescale = (*tmpImage)>>8;
+         tmpImage++;
+         tmpRescale++;
       }
    }
    else