kk匡的日記&學習筆記

#include <stdio.h>
#include <iostream>
#include <algorithm>
#include <vector>
#include <opencv2/opencv.hpp>
#include "opencv2/core/core.hpp"
#include "opencv2/features2d/features2d.hpp"
#include "opencv2/nonfree/features2d.hpp"
#include "opencv2/highgui/highgui.hpp"
#include <opencv2/nonfree/features2d.hpp>
#include <opencv2/nonfree/nonfree.hpp>
#include "opencv2/legacy/legacy.hpp"
#include "opencv2/calib3d/calib3d.hpp"
#include "opencv2/features2d/features2d.hpp"

using namespace std;
using namespace cv;

int main( int argc, char** argv )
{

    Mat img_1 = imread("girl1.jpg");
    Mat img_2  = imread("ResultGirl1.jpg");

    if( !img_1.data || !img_2.data )  
    { 
        printf("读取图片错误，请确定目录下是否有imread函数指定的图片存在~！ \n");
        return false;
    }    

    int minHessian = 5000;

    SurfFeatureDetector detector( minHessian );

    vector<KeyPoint> keypoints_1, keypoints_2;

    detector.detect( img_1, keypoints_1 );
    detector.detect( img_2, keypoints_2 );

    SurfDescriptorExtractor extractor;  
    Mat descriptors1, descriptors2;  
    extractor.compute( img_1, keypoints_1, descriptors1 );
    extractor.compute( img_2, keypoints_2, descriptors2 );

    BruteForceMatcher< L2<float> > matcher;
    vector< DMatch > matches;

    matcher.match( descriptors1, descriptors2, matches );

    Mat imgMatches;  
    drawMatches( img_1, keypoints_1, img_2, keypoints_2, matches, imgMatches );//进行绘制  
  
    imshow("匹配图", imgMatches );  

    /*
    Mat img_keypoints_1; Mat img_keypoints_2;

    drawKeypoints( img_1, keypoints_1, img_keypoints_1, Scalar::all(-1), DrawMatchesFlags::DEFAULT );
    drawKeypoints( img_2, keypoints_2, img_keypoints_2, Scalar::all(-1), DrawMatchesFlags::DEFAULT );

    imshow("Keypoints 1", img_keypoints_1 );
    imshow("Keypoints 2", img_keypoints_2 );
    */
    
    waitKey(5000);
    cout<<"按任意键继续……";
    cin.get();
    return 0; 
}