Main: Multimedia-free-nonfree

 
[root@fedora ~]# yum install gstreamer-plugins-ugly gstreamer-ffmpeg
Loaded plugins: langpacks, presto, refresh-packagekit

Package gstreamer-plugins-ugly-0.10.19-1.fc17.i686 already installed and latest version
Package gstreamer-ffmpeg-0.10.13-2.fc17.i686 already installed and latest version
Nothing to do

 
[root@fedora ~]# yum install vlc mplayer totem
Loaded plugins: langpacks, presto, refresh-packagekit
Package vlc-2.0.3-1.fc17.i686 already installed and latest version
Nothing to do
[root@fedora ~]#