text: /*=========================================================================
   *
   *  Copyright NumFOCUS
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   *
   *         http://www.apache.org/licenses/LICENSE-2.0.txt
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   *
   *=========================================================================*/
  
  //  Software Guide : BeginLatex
  //
  //  This example illustrates how to print out some patient information from
  //  the header of the DICOM file.
  //
  //  Software Guide : EndLatex
  
  #include "itkGDCMImageIO.h"
  #include "itkImageFileReader.h"
  #include "itkMetaDataObject.h"
  
  std::string
  FindDicomTag(const std::string &             entryId,
               const itk::GDCMImageIO::Pointer dicomIO)
  {
    std::string tagvalue;
    bool        found = dicomIO->GetValueFromTag(entryId, tagvalue);
    if (!found)
    {
      tagvalue = "NOT FOUND";
    }
    return tagvalue;
  }
  
  
  int
  main(int argc, char * argv[])
  {
    if (argc < 2)
    {
      std::cerr << "Usage: " << argv[0] << " DicomFile " << std::endl;
      return EXIT_FAILURE;
    }
  
    using PixelType = signed short;
    constexpr unsigned int Dimension = 2;
  
    using ImageType = itk::Image<PixelType, Dimension>;
    using ReaderType = itk::ImageFileReader<ImageType>;
  
    auto reader = ReaderType::New();
  
    itk::GDCMImageIO::Pointer dicomIO = itk::GDCMImageIO::New();
  
    reader->SetFileName(argv[1]);
    reader->SetImageIO(dicomIO);
  
    try
    {
      reader->Update();
    }
    catch (const itk::ExceptionObject & ex)
    {
      std::cout << ex << std::endl;
      return EXIT_FAILURE;
    }
  
  
    std::string patientName = FindDicomTag("0010|0010", dicomIO);
    std::string patientID = FindDicomTag("0010|0020", dicomIO);
    std::string patientSex = FindDicomTag("0010|0040", dicomIO);
    std::string patientAge = FindDicomTag("0010|1010", dicomIO);
    std::string studyDate = FindDicomTag("0008|0020", dicomIO);
    std::string modality = FindDicomTag("0008|0060", dicomIO);
    std::string manufacturer = FindDicomTag("0008|0070", dicomIO);
    std::string institution = FindDicomTag("0008|0080", dicomIO);
    std::string model = FindDicomTag("0008|1090", dicomIO);
  
  
    std::cout << "Patient Name : " << patientName << std::endl;
    std::cout << "Patient ID   : " << patientID << std::endl;
    std::cout << "Patient Sex  : " << patientSex << std::endl;
    std::cout << "Patient Age  : " << patientAge << std::endl;
    std::cout << "Study Date   : " << studyDate << std::endl;
    std::cout << "Modality     : " << modality << std::endl;
    std::cout << "Manufacturer : " << manufacturer << std::endl;
    std::cout << "Institution  : " << institution << std::endl;
    std::cout << "Model        : " << model << std::endl;
  
    return EXIT_SUCCESS;
  }
  