weixin_42074867的博客

@1.安装必须有的包sudo apt-get updatesudo apt-get dist-upgradesudo apt install cmakesudo apt-get install --only-upgrade g++-5 cpp-5 gcc-5sudo apt-get install build-essential make cmake cmake-curses-gui \ g++ libavformat-dev libavutil-d

一、裁剪图片import cv2figure=cv2.imread(r'E:\code\project\detect_all\total\0014.jpg')cv2.rectangle(figure,(700,200),(1000,400),(0,255,0),4)crop=figure[200:400,700:1000]cv2.imshow('test',figure)cv2.i...