/// <summary>
/// Obtain the keypoints array from GpuMat
/// </summary>
/// <param name="src">The keypoints obtained from DetectKeyPointsRaw</param>
/// <param name="dst">The vector of keypoints</param>
public void DownloadKeypoints(GpuMat src, VectorOfKeyPoint dst)
{
ContribInvoke.cudaSURFDownloadKeypoints(_ptr, src, dst);
}