IplImage类指针与 Mat 类的互转

IplImage转mat：

IplImage* img;
Mat test = cv::cvarrToMat(img);

mat转IplImage：

IplImage *frame;
Mat img;
frame = &IplImage(img);

文章转载自：opencv中mat和指针IplImage的转换_qq_32039433的博客-CSDN博客