在opencv官网下载安装包
运行完毕,在安装目录找到<OpenCV direct>\build\python\2.7\x64\cv2.pyd,将它复制到<Python direct>\Lib\site-packages下面
然后添加<OpenCV direct>\build\x64\vc12\bin到环境变量
装好后可以在<OpenCV direct>\sources\samples\python2找实例运行检测
