/// <summary>
/// Create a Freak descriptor extractor.
/// </summary>
/// <param name="orientationNormalized">Enable orientation normalization</param>
/// <param name="scaleNormalized">Enable scale normalization</param>
/// <param name="patternScale">Scaling of the description pattern</param>
/// <param name="nOctaves">Number of octaves covered by the detected keypoints.</param>
public Freak(bool orientationNormalized = true, bool scaleNormalized = true, float patternScale = 22.0f,
int nOctaves = 4)
{
_ptr = ContribInvoke.cveFreakCreate(orientationNormalized, scaleNormalized, patternScale, nOctaves,
ref _feature2D);
}