With RPMForge you have access to over 5,000 additional packages, including wine, vlc, mplayer, xmms-mp3, and other popular media tools. It is not part of CentOS but is designed to work with it.
Installing RPMForge:
I generally prefer to work out of an “install” folder, it makes it easier for me to cleanup my mess and/or retain stuff that I install for later use elsewhere.
$ mkdir install $ cd install/ $ wget http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el5.rf.x86_64.rpm $ sudo rpm --import http://apt.sw.be/RPM-GPG-KEY.dag.txt $ sudo rpm -K rpmforge-release-0.5.3-1.el5.rf.*.rpm $ sudo rpm -i rpmforge-release-0.5.3-1.el5.rf.*.rpm
For a more complete description of the process, checkout the CentOS Wiki
Here is a list of packages that are available.