下载Node

+ https://nodejs.org/dist/v6.11.0/node-v6.11.0.pkg
+ 双击安装

安装brew

/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

安装opencv

+ brew tap homebrew/science
+ brew install opencv
+ brew install opencv3; brew link --force opencv3
+ brew unlink opencv && brew link --overwrite opencv

启动服务

+ cd 下载目录/face-detection
+ 执行: npm i
+ 执行: cd src
+ 执行: node index.js

浏览器打开：http://localhost:3001/