Emgu.CV.CvInvoke.cvCopyMakeBorder C# (CSharp) Метод

        public static extern void cvCopyMakeBorder(
         IntPtr src,
         IntPtr dst,
         Point offset,
         CvEnum.BORDER_TYPE bordertype,
         MCvScalar value);

        /// <summary>
        /// Rotate the single channel Nx2 matrix where N is the number of 2D points. The value of the matrix is changed after rotation.
        /// </summary>
        /// <typeparam name="TDepth">The depth of the points, must be fouble or float</typeparam>
        /// <param name="points">The N 2D-points to be rotated</param>
        public void RotatePoints <TDepth>(Matrix <TDepth> points) where TDepth : new()
        {
            Debug.Assert(typeof(TDepth) == typeof(float) || typeof(TDepth) == typeof(Double), "Only type of double or float is supported");
            Debug.Assert(points.NumberOfChannels == 1 && points.Cols == 2, "The matrix must be a single channel Nx2 matrix where N is the number of points");

            using (Matrix <TDepth> tmp = new Matrix <TDepth>(points.Rows, 3))
            {
                CvInvoke.cvCopyMakeBorder(points, tmp, Point.Empty, Emgu.CV.CvEnum.BORDER_TYPE.CONSTANT, new MCvScalar(1.0));

                Matrix <TDepth> rotationMatrix = this as Matrix <TDepth> ?? Convert <TDepth>();

                CvInvoke.cvGEMM(
                    tmp,
                    rotationMatrix,
                    1.0,
                    IntPtr.Zero,
                    0.0,
                    points,
                    Emgu.CV.CvEnum.GEMM_TYPE.CV_GEMM_B_T);

                if (!Object.ReferenceEquals(rotationMatrix, this))
                {
                    rotationMatrix.Dispose();
                }
            }
        }