OpenCV里的模板匹配(转载)
2008-05-17 15:58
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void CFollowDlg::MatchTemplate(CString path){//double a=0.; IplImage* imgSrc = cvLoadImage(path);IplImage* imgTemp = cvLoadImage("C://t.bmp");CvSize sizeSrc = cvGetSize(imgSrc);CvSize sizeTemp = cvGetSize(imgTemp);CvSize sizeResult = cvSize(sizeSrc.width-sizeTemp.width+1,sizeSrc.height-sizeTemp.height+1);IplImage* imgResult = cvCreateImage(sizeResult,IPL_DEPTH_32F,1); cvMatchTemplate(imgSrc,imgTemp,imgResult,CV_TM_CCORR_NORMED);// a=cvMatchShapes(imgSrc,imgTemp,CV_CONTOURS_MATCH_I3); float dMax = 0.;CvPoint point = cvPoint(0,0);//if(!a) MessageBox("Not Successful!",MB_OK);for (int cx=0 ; cx<sizeResult.width ; cx++){ for (int cy=0 ; cy<sizeResult.height ; cy++) { float fTemp = CV_IMAGE_ELEM(imgResult,float,cy,cx); if (dMax < fTemp) { dMax = fTemp; point = cvPoint(cx,cy); } }}CvPoint point2 = cvPoint(point.x+sizeTemp.width,point.y+sizeTemp.height);cvRectangle(imgSrc,point,point2,cvScalar(255));cvNamedWindow( "Test", CV_WINDOW_AUTOSIZE );cvShowImage("Test",imgSrc); /* for(;;) { int k = cvWaitKey(5); if( k == 27 ) break; }*/ }void CFollowDlg::OnButton4() { // TODO: Add your control notification handler code here CString path; CFileDialog dlg(TRUE); if(dlg.DoModal()==IDOK) path=dlg.GetPathName(); MatchTemplate(path);}
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