官网介绍:https://www.maartenbaert.be/simplescreenrecorder/
源码参见github:https://github.com/MaartenBaert/ssr
Ubuntu版本>=17.04,直接安装
sudo apt-get install simplescreenrecorder
Ubuntu版本<17.04,先添加PPA源,再安装
sudo add-apt-repository ppa:maarten-baert/simplescreenrecorder
sudo apt-get update
sudo apt-get install simplescreenrecorder