//数据写入文件或从文件中读取
#include "opencv2/opencv.hpp"
using namespace cv;
int main()
{
	//写入
	FileStorage fs("test.yml", FileStorage::WRITE);
	Mat m1 = Mat::eye(2, 3, CV_32F);//2行3列单位矩阵
	Mat m2 = Mat::ones(2, 3, CV_32F);//2行3列矩阵，值都是1
	//std::cout << m1 << std::endl;
	//std::cout << m2 << std::endl;
	Mat result = (m1 + 1).mul(m1 + 3);

	fs << "Result" << result;
	fs.release();
	//读取
	FileStorage fs2("test.yml", FileStorage::READ);
	Mat r;
	fs2["Result"] >> r;
	std::cout << r << std::endl;
	fs2.release();
	return 0;
}