centos在线安装ffmpeg

简介：

　　跨平台解决方案，用于记录，转换和流式传输音频和视频

挂载yum源

https://rpmfusion.org/Configuration

RHEL 7 or compatible like CentOS:

yum localinstall --nogpgcheck https://download1.rpmfusion.org/free/el/rpmfusion-free-release-7.noarch.rpm https://download1.rpmfusion.org/nonfree/el/rpmfusion-nonfree-release-7.noarch.rpm

更新缓存及安装

yum makecache fast

yum install -y ffmpeg

注意：如果按照中报错，请存在centos-base/epel的yum源

ffmpeg -h   //查看帮助命令