w32codecs this is a package of codecs needed to play multiple formats, notably DivX. (disponible. Maintainer: MirSPCM)
libdvdcss is a highly portable library for accessing and unscrambling DVDs encrypted with the CSS system. It is part of the VideoLAN project and is used by VLC and all other open source DVD players such as Ogle, xine-based players and MPlayer.
You can download Any hardware Architecture from Here
If you want to download Multimedia related software for debian you can download from here
If you are looking for debian multimedia mirrors check here
Installing libdvdcss2 and w32 video codecs in Ubuntu
Support for WMV, RealMedia and other formats has been bundled into the w32codecs package. This package is not available from the Ubuntu repositories due to licensing and legal restrictions.
Edit /etc/apt/sources.list file and enter the following repositories