Method ReadHeader

Utilities/DICOMParser/DICOMParser.cxx:111–144

}

bool DICOMParser::ReadHeader()
{
  bool dicom = DICOMParser::IsDICOMFile(this->DataFile);
  if (!dicom)
  {
    return false;
  }

  this->TransferSyntaxCB->SetCallbackFunction(this, &DICOMParser::TransferSyntaxCallback);
  this->AddDICOMTagCallback(0x0002, 0x0010, DICOMParser::VR_UI, this->TransferSyntaxCB);

  this->ToggleByteSwapImageData = false;

  doublebyte group = 0;
  doublebyte element = 0;
  DICOMParser::VRTypes datatype = DICOMParser::VR_UNKNOWN;

  this->Implementation->Groups.clear();
  this->Implementation->Elements.clear();
  this->Implementation->Datatypes.clear();

  long fileSize = DataFile->GetSize();
  do
  {
    this->ReadNextRecord(group, element, datatype);

    this->Implementation->Groups.push_back(group);
    this->Implementation->Elements.push_back(element);
    this->Implementation->Datatypes.push_back(datatype);

  } while ((DataFile->Tell() >= 0) && (DataFile->Tell() < fileSize));

  return true;
}

//
// read magic number from file