public int[] GetExactTimePoints()
        {
            long numberOfTimePoints = RubberBandNativeMethods.RubberBandStretcher_GetExactTimePoints(_rbs, null, IntPtr.Zero).ToInt64();

            int[] buffer = new int[numberOfTimePoints];

            RubberBandNativeMethods.RubberBandStretcher_GetExactTimePoints(_rbs, buffer, new IntPtr(buffer.Length));

            return(buffer);
        }