Method SerializeMultLabelGroupsToJSON

Modules/Multilabel/src/mitkMultiLabelIOHelper.cpp:457–512

{};

nlohmann::json mitk::MultiLabelIOHelper::SerializeMultLabelGroupsToJSON(const mitk::MultiLabelSegmentation* inputImage,
  GroupFileNameCallback groupFileNameCallback, LabelFileNameCallback labelFileNameCallback,
  LabelFileValueCallback labelFileValueCallback)
{
  if (nullptr == inputImage)
  {
    mitkThrow() << "Invalid call of SerializeMultLabelGroupsToJSON. Passed image pointer is null.";
  }

  nlohmann::json result;

  for (MultiLabelSegmentation::GroupIndexType i = 0; i < inputImage->GetNumberOfGroups(); i++)
  {
    nlohmann::json jgroup;
    nlohmann::json jlabels;

    for (const auto& label : inputImage->GetConstLabelsByValue(inputImage->GetLabelValuesByGroup(i)))
    {
      auto jLabel = SerializeLabelToJSON(label);
      if (nullptr != labelFileNameCallback)
      {
        auto labelFile = labelFileNameCallback(inputImage, label->GetValue());
        jLabel["_file"] = labelFile;
      }
      if (nullptr != labelFileValueCallback)
      {
        auto labelValue = labelFileValueCallback(inputImage, label->GetValue());
        if (labelValue != label->GetValue())
        {
          jLabel["_file_value"] = labelValue;
        }
      }
      jlabels.emplace_back(jLabel);
    }

    if (!jlabels.empty())
    {
      jgroup["labels"] = jlabels;
    }

    const auto& name = inputImage->GetGroupName(i);
    if (!name.empty())
    {
      jgroup["name"] = name;
    }

    if (nullptr != groupFileNameCallback)
    {
      auto groupFile = groupFileNameCallback(inputImage, i);
      jgroup["_file"] = groupFile;
    }

    result.emplace_back(jgroup);
  }
  return result;
};

std::vector<mitk::MultiLabelIOHelper::LabelGroupMetaData> mitk::MultiLabelIOHelper::DeserializeMultiLabelGroupsFromJSON(const nlohmann::json& listOfLabelGroups)