#include "itkImage.h"
#include "itkImageFileWriter.h"
#include "itkGDCMImageIO.h"
#include "itkMetaDataObject.h"

using std::string;

int main( int argc, char* argv[] )
{
  char* outputFileName = "output.dcm";

  typedef signed short PixelType;
  const unsigned int   Dimension = 2;
  typedef itk::Image< PixelType, Dimension > ImageType;

  typedef itk::GDCMImageIO  ImageIOType;
  ImageIOType::Pointer gdcmImageIO = ImageIOType::New();
  
  typedef itk::ImageFileWriter< ImageType >  WriterType;
  WriterType::Pointer writer = WriterType::New();

  // This is used just for creating a writer object. 
  ImageType::Pointer dummyImage = ImageType::New();

  writer->SetFileName( outputFileName );
  writer->SetInput( dummyImage );

  writer->SetImageIO( gdcmImageIO );

  // In order to set the UID values to the desired value:
  gdcmImageIO->KeepOriginalUIDOn();

  //Do not use the MetaDataDictionary from the input
  writer->UseInputMetaDataDictionaryOff ();

  itk::MetaDataDictionary & dictWriter = gdcmImageIO->GetMetaDataDictionary();
  
  // Study Instance UID
  string tagID    = "0020|000D";
  string tagValue = "0.0.0.0.2.8811.20010413115754.12432";

  itk::EncapsulateMetaData<string>(dictWriter, tagID, tagValue);

  try
    {
    std::cout << "Started updating the writer...." << std::endl;
    writer->Update();
    }
  catch (itk::ExceptionObject & e)
    {
    std::cerr << "exception in file writer " << std::endl;
    std::cerr << e << std::endl;
    return EXIT_FAILURE;
    }
  std::cout << "End of the Program." << std::endl;
  system("Pause");
  return EXIT_SUCCESS;
}