opencv--模板匹配

 1 #include "stdafx.h"
#include <windows.h>
#include <baseapi.h>
#include <opencv2opencv.hpp>

using namespace cv;
using namespace std;
#pragma  comment(lib,"libtesseract302d.lib") 
  
int main()  
{  
    IplImage *src = cvLoadImage("C:\Users\Bite07\Desktop\1.jpg", 0);  
    IplImage *srcResult = cvLoadImage("C:\Users\Bite07\Desktop\1.jpg", 3);  //用来显示  
    IplImage *templat = cvLoadImage("C:\Users\Bite07\Desktop\4.jpg", 0);  
    IplImage *result;  // 用来存放结果  

    if(!src || !templat)  
    {  
        cout << "打开图像失败"<< endl;  
        return 0;  
    }  
    int srcW, srcH, templatW, templatH, resultH, resultW;  
    srcW = src->width;  
    srcH = src->height;  
    templatW = templat->width;  
    templatH = templat->height;  
    if(srcW < templatW || srcH < templatH)  
    {  
        cout <<"模板不能比原图像大" << endl;  
        return 0;  
    }  
    resultW = srcW - templatW + 1;  
    resultH = srcH - templatH + 1;  
    result = cvCreateImage(cvSize(resultW, resultH), 32, 1); 

    cvMatchTemplate(src, templat, result, CV_TM_SQDIFF);     
    double minValue, maxValue;  
    CvPoint minLoc, maxLoc; 

    cvMinMaxLoc(result, &minValue, &maxValue, &minLoc, &maxLoc);    
    cvRectangle(srcResult, minLoc, cvPoint(minLoc.x + templatW, minLoc.y+ templatH), cvScalar(0,0,255));  
    
    cvNamedWindow("srcResult", 0);  
    cvNamedWindow("templat", 0);  
    cvShowImage("srcResult", srcResult);  
    cvShowImage("templat", templat);  
    cvWaitKey(0);  
    cvReleaseImage(&result);  
    cvReleaseImage(&templat);  
    cvReleaseImage(&srcResult);  
    cvReleaseImage(&src);  
    return 0;  
}  

参考至：http://blog.csdn.net/lu597203933/article/details/14548523