openCV下载和安装(windows)
官网下载 https://opencv.org/releases/
github下载 https://github.com/opencv/opencv/releases
下载之后安装(就是解压),可以设置安装路径
配置环境变量
把下面两条添加进path里
%OPENCV_HOME%uildx64vc15in
%OPENCV_HOME%uildjavax64
%OPENCV_HOME%uildx64vc15in
%OPENCV_HOME%uildjavax64