/// <summary>
/// Create a BRIEF descriptor extractor.
/// </summary>
/// <param name="descriptorSize">The size of descriptor. It can be equal 16, 32 or 64 bytes.</param>
public BriefDescriptorExtractor(int descriptorSize = 32)
{
_ptr = ContribInvoke.cveBriefDescriptorExtractorCreate(descriptorSize, ref _feature2D);
}