Install FFmpeg on CentOS 7.x

Step 1 – update systems

$ sudo yum install epel-release -y
$ sudo yum update -y
$ sudo shutdown -r now

Step 2 – add repo

$ sudo rpm --import http://li.nux.ro/download/nux/RPM-GPG-KEY-nux.ro
$ sudo rpm -Uvh http://li.nux.ro/download/nux/dextop/el7/x86_64/nux-dextop-release-0-5.el7.nux.noarch.rpm

Step 3 – Install FFmpeg

$ sudo yum install ffmpeg ffmpeg-devel -y

Step 4 – Test FFmpeg

$ ffmpeg