OpenCV第二课，嵌入MFC

 1 void CCOpenCvDemoDlg::OnBnClickedBtnDraw()
 2 {//窗口绘制图片
 3     IplImage *image=NULL; //原始图像
 4     if(image) cvReleaseImage(&image);
 5     std::string strPath = "F:\\VSProject\\COpenCvDemo\\image\\first.jpg";
 6     image = cvLoadImage(strPath.c_str(),CV_LOAD_IMAGE_COLOR); //显示图片
 7 
 8     CDC *pDC = GetDlgItem(IDC_STATIC_PICTURE)->GetDC();
 9     HDC hDC= pDC->GetSafeHdc();
10     CRect rect;
11     GetDlgItem(IDC_STATIC_PICTURE)->GetClientRect(&rect);
12     CvvImage cimg;
13     cimg.CopyOf(image); // 复制图片
14     cimg.DrawToHDC(hDC, &rect ); // 将图片绘制到显示控件的指定区域内
15     ReleaseDC( pDC );
16 }