图像检索ImageSearch_colorHistgoram2

#include <iostream>
#include <string>
#include <cmath>
#include <opencv2\highgui\highgui.hpp>
#include <opencv2\imgproc\imgproc.hpp>
#include <opencv2\core\core.hpp>

using namespace std;
using namespace cv;



// 三维直方图 方式二
void getHistogram2(Mat &image, int **HistValue){
for(int i = 0; i < image.rows; i++){
for(int j = 0; j < image.cols; j++){
HistValue[0][image.at<Vec3b>(i,j)[0]] ++;
HistValue[1][image.at<Vec3b>(i,j)[1]] ++;
HistValue[2][image.at<Vec3b>(i,j)[2]] ++;
}
}

}

// 欧式距离
float getDistance(int **sur, int **dst){
float sum = 0;
for(int i = 0; i < 3; i++){
for(int j = 0; j < 256; j++){