已经拥有镜像
更新源
yum install -y epel-release
yum -y update
配置密钥
rpm --import http://li.nux.ro/download/nux/RPM-GPG-KEY-nux.ro
rpm -Uvh http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-5.el7.nux.noarch.rpm
安装
yum install -y ffmpeg
检验
ffmpeg
成功
