MPlayer

To install MPlayer on an XO with 13.2.8, into Terminal type;

sudo yum localinstall -y \
!http://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-$(rpm -E %fedora).noarch.rpm \
!http://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm && \
sudo yum install -y mplayer