New test for testing the copying for creating dicom file from scratch is ok

diff --git a/Testing/TestCopyDicom.cxx b/Testing/TestCopyDicom.cxx
new file mode 100644 (file)
index 0000000..0225453
--- /dev/null
+++ b/Testing/TestCopyDicom.cxx
@@ -0,0 +1,79 @@
+#include "gdcmHeader.h"
+#include "gdcmFile.h"
+
+// return true if the file exists
+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;
+}
+
+// Here we load a gdcmFile and then try to create from scratch a copy of it,
+// copying field by field the dicom image
+
+int TestCopyDicom(int argc, char* argv[])
+{
+   if (argc < 3)
+   {
+      std::cerr << "Usage :" << std::endl << 
+      argv[0] << " input_dicom output_dicom" << std::endl;
+      return 1;
+   }
+
+   if( FileExists( argv[2] ) )
+   {
+      std::cerr << "Don't try to cheat, I am removing the file anyway" << std::endl;
+      if( !RemoveFile( argv[2] ) )
+      {
+         std::cerr << "Ouch, the file exist, but I cannot remove it" << std::endl;
+         return 1;
+      }
+   }
+   gdcmFile *original = new gdcmFile( argv[1] );
+   gdcmFile *copy = new gdcmFile( argv[2] );
+
+   //First of all copy the header field by field
+   TagNameHT & nameHt = original->GetHeader()->GetPubDict()->GetEntriesByName();
+   for (TagNameHT::iterator tag = nameHt.begin(); tag != nameHt.end(); ++tag)
+   {
+      std::cerr << "Reading: " << tag->second->GetVR() << std::endl;
+
+      copy->GetHeader()->ReplaceOrCreateByNumber( tag->second->GetVR(), 
+            tag->second->GetGroup(), tag->second->GetElement() );
+   }
+
+   size_t dataSize = original->GetImageDataSize();
+   void *imageData = original->GetImageData();
+
+   copy->SetImageData(imageData, dataSize);
+   //original->GetHeader()->SetImageDataSize(dataSize);
+
+   //copy->GetHeader()->PrintEntry();
+
+   copy->WriteDcmExplVR( argv[2] );
+
+   return 0;
+}
+
+
+