2013-05-17.

Inspired by wanting video thumbnails (Scientific Linux 6.4, Konqueror/Dolphin).
Still not finding useful things on web-searches about RHEL6 + thumbnail + video | mplayer | ffmpeg .

But some interesting general things:
	http://wiki.centos.org/TipsAndTricks/MultimediaOnCentOS
	http://www.libre-software.net/multimedia-support-centos-scientific-linux-rhel

yum install  compat-libstdc++-33 libdvdcss libdvdread libdvdplay libdvdnav lsdvd libquicktime flash-plugin mplayerplug-in mplayer  gstreamer-ffmpeg gstreamer-plugins-bad gstreamer-plugins-ugly

wget www1.mplayerhq.hu/MPlayer/releases/codecs/mplayer-codecs-20061022-1.i386.rpm
wget www1.mplayerhq.hu/MPlayer/releases/codecs/mplayer-codecs-extra-20061022-1.i386.rpm
yum install mplayer-codecs-*