1) Install ffmpeg via admin-ahead.com (http://scriptmantra.info/ffmpeg.html)
2) Register here: http://installers.admin-ahead.com/ (Name, Email, Server IP, Country, Hit Submit)
3) Reply to email
4) Download script to server using wget in /root directory

wget http://scriptmantra.info/scripts/AAST_ffmpeg_installer_5.0.7b
chmod +x AAST_ffmpeg_installer_5.0.7b

5) Select FFmpeg install. Setup will now run
6) Flawless install…FTW


This installer works well also ffmpeginstall.3.2.1.tar

wget https://g33kinfo.com/info/wp-content/uploads/2009/09/ffmpeginstall.3.2.1.tar.gz
tar -xzvf ffmpeginstall.3.2.1.tar.gz
cd ffmpeginstall.3.2.1
sh install.sh