// ifdef...

/// \todo Class for parameters, with utilities to save and load from configuration files

struct FeatureTrackingParameters {
  /// whether to load saved features, or compute them
  bool loadFeatures;

  std::string videoFilename;
  int videoFPS;
  int measurementPrecision;
  int frame1;
  int nFrames;
  // feature tracking
  int maxNFeatures;
  float featureQuality;
  float minFeatureDistanceKLT;
  int windowSize;
  int pyramidLevel;
  int nFramesDisplacement;
  float minFeatureDisplacement;
  float accelerationBound;
  float deviationBound;
  int nFramesSmoothing;
  int nFramesVelocity;
  int maxNumberTrackingIterations;
  float minTrackingError;
  int minFeatureTime;
  float mmConnectionDistance;
  float mmSegmentationDistance;
  float maxDistance;
  float minVelocityCosine;
  int minNFeaturesPerGroup;
};