/// <summary> /// returns a new matrix header for the specified column /// </summary> /// <param name="x"></param> /// <returns></returns> public GpuMat Col(int x) { if (disposed) { throw new ObjectDisposedException("GpuMat"); } GpuMat outValue = new GpuMat(); GpuInvoke.GpuMat_col(ptr, x, outValue.CvPtr); return(outValue); }