=> new Point2f(vals.Item1, vals.Item2);
=> new Rect(vals.Item1, vals.Item2, vals.Item3, vals.Item4);
=> new Size2f(vals.Item1, vals.Item2);
=> new Point(vals.Item1, vals.Item2);
=> new Size(vals.Item1, vals.Item2);
=> new Scalar(vals.Item1, vals.Item2, vals.Item3);