1、准备OpenCV及OpenCV-contrib源码
opencv4.5.2下载地址:https://github.com/opencv/opencv/archive/4.5.2.zip
opencv-contrib4.5.2下载地址:https://github.com/opencv/opencv_contrib/releases/tag/4.5.2
1.1 安装依赖
sudo apt-get install build-essential
sudo apt-get install cmake git
sudo apt-get install libgtk2.0-dev
sudo apt-get install pkg-config
sudo apt-get install libavcodec-dev
sudo apt-get install libavformat-dev
sudo apt-get install libswscale-dev
sudo apt-get install libtbb2 libtbb-dev
sudo apt-get install libjpeg-dev libpng-dev libtiff-dev
sudo apt-get install libdc1394-22-dev
2、安装cmake-gui并打开cmake-gui界面

文章详细介绍了如何在Ubuntu系统上下载OpenCV和OpenCV-contrib的源码,安装必要的依赖,使用cmake-gui配置编译选项,特别是启用OPENCV_ENABLE_NONFREE以使用非免费算法。接着,通过make和makeinstall命令编译安装,并最终配置环境变量,确保系统能找到OpenCV的库。
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