Install FFmpeg in Linux

FFmpeg is a computer program that can record, convert and stream digital audio and video in numerous formats

How we know linux type and version

cat /etc/redhat-release

yum install ffmpeg ffmpeg-devel

rpm -Uhv http://apt.sw.be/redhat/el5/en/i386/rpmforge/RPMS/rpmforge-release-0.3.6-1.el5.rf.i386.rpm

yum list glib*

yum install ffmpeg

yum install mplayer mencoder

yum install flvtool2

Source:
http://www.mysql-apache-php.com/ffmpeg-install.htm
http://albert.sacredsf.org/~nmcspadden/v_engine/Phoenix/Construction.html