Mat cross(5,5,CV_8U,Scalar(0)); Mat diamond(5,5,CV_8U,Scalar(1)); Mat square(5,5,CV_8U,Scalar(1)); Mat x(5,5,CV_8U,Scalar(0)); for(int i=0;i<5;i++) { cross.at<uchar>(2,i)=1; cross.at<uchar>(i,2)=1; } diamond.at<uchar>(0,0)=0; diamond.at<uchar>(0,1)=0; diamond.at<uchar>(1,0)=0; diamond.at<uchar>(4,4)=0; diamond.at<uchar>(3,4)=0; diamond.at<uchar>(4,3)=0; diamond.at<uchar>(4,0)=0; diamond.at<uchar>(4,1)=0; diamond.at<uchar>(3,0)=0; diamond.at<uchar
