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  • OpenCV 直方图均衡化

     1 #include "opencv2/highgui/highgui.hpp"
     2 #include "opencv2/imgproc/imgproc.hpp"
     3 #include <iostream>
     4 #include <stdio.h>
     5 
     6 using namespace cv;
     7 using namespace std;
     8 
     9 /**  @function main */
    10 int main( int argc, char** argv )
    11 {
    12   Mat src, dst;
    13 
    14   char* source_window = "Source image";
    15   char* equalized_window = "Equalized Image";
    16 
    17   /// 加载源图像
    18   src = imread( argv[1], 1 );
    19 
    20   if( !src.data )
    21     { cout<<"Usage: ./Histogram_Demo <path_to_image>"<<endl;
    22       return -1;}
    23 
    24   /// 转为灰度图
    25   cvtColor( src, src, CV_BGR2GRAY );
    26 
    27   /// 应用直方图均衡化
    28   equalizeHist( src, dst );
    29 
    30   /// 显示结果
    31   namedWindow( source_window, CV_WINDOW_AUTOSIZE );
    32   namedWindow( equalized_window, CV_WINDOW_AUTOSIZE );
    33 
    34   imshow( source_window, src );
    35   imshow( equalized_window, dst );
    36 
    37   /// 等待用户按键退出程序
    38   waitKey(0);
    39 
    40   return 0;
    41 }
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  • 原文地址:https://www.cnblogs.com/ybqjymy/p/12170940.html
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