arch安装opencv

原创
2019/07/10 00:56
阅读数 2.5K

arch安装opencv整体比编译源码简单许多,但是仅仅安装安装opencv还不能使用,需要其他的依赖库

  • sudo pacman -S opencv vtk hdfs5 -y 主要根据提示缺少什么库安装什么包即可。测试代码如下:
#include <iostream>
#include <opencv4/opencv2/opencv.hpp>
#include <opencv4/opencv2/highgui.hpp>
#include <opencv4/opencv2/core.hpp>
#include <opencv2/core.hpp>
using namespace cv;
using namespace std;
int main()
{
	string filename = "/home/liushuai/cpp_branch/logo.jpeg";
	Mat img = imread(filename);
	auto size = img.size();
	int w = size.width;
	int h = size.height;
	Mat re_image;
	resize(img,re_image,Size(w/2, h/2));
	while(true)
    {
	    imshow(filename,re_image);
	    int k = waitKey(0);
	    if(k == 27){
	        break;
	    }
    }
	destroyAllWindows();
}

cmake文件如下:

cmake_minimum_required(VERSION 2.10)
project(test)
find_package(OpenCV REQUIRED)
add_executable(test main.cpp)
target_link_libraries(test ${OpenCV_LIBS})
展开阅读全文
加载中
点击引领话题📣 发布并加入讨论🔥
打赏
0 评论
0 收藏
0
分享
返回顶部
顶部