It is one of big problem for users who use Fedora especially for new user. Fedora only include some (absolutely) open source codec. Now, we will explain how to installing most using codec to Fedora 16.
First, you must Adding RPM Fusion Repository to your Fedora 16
Then, type this command in terminal (as root) :
$ su root
Password : <<- insert your root password
# yum install gstreamer-plugins-bad gstreamer-plugins-ugly gstreamer-ffmpeg
In this case, it will installing codec and make all media player installed can play most multimedia format. The other way is :
# yum install vlc
VLC, by default, can play most multimedia format. If you want to install codec+vlc then try this :
# yum install gstreamer-plugins-bad gstreamer-plugins-ugly gstreamer-ffmpeg vlc
It will install all codec needed by other media player and install vlc too.
See the guide Installing Codec Offline in Fedora 16