typedef itk::CastImageFilter<InternalImageType,ImageType> OutputCastImageFilterType;
typename OutputCastImageFilterType::Pointer outputCaster =OutputCastImageFilterType::New();
outputCaster->SetInput(output);
outputCaster->Update();
// Output
typedef itk::CastImageFilter<InternalImageType,ImageType> OutputCastImageFilterType;
typename OutputCastImageFilterType::Pointer outputCaster =OutputCastImageFilterType::New();
outputCaster->SetInput(output);
outputCaster->Update();
// Output