if (dicom_tag_value == gdcm::GDCM_UNFOUND)
{
gdcm::DictEntry *dictEntry = f->GetPubDict()->GetEntry( group, elem);
std::cerr << "Image doesn't contain any tag: " << dictEntry->GetName() << std::endl;
if (dicom_tag_value == gdcm::GDCM_UNFOUND)
{
gdcm::DictEntry *dictEntry = f->GetPubDict()->GetEntry( group, elem);
std::cerr << "Image doesn't contain any tag: " << dictEntry->GetName() << std::endl;