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Ubuntu 12.04 up to 15.04: sudo apt-get install libdvdread4 sudo /usr/share/doc/libdvdread4/install-css.shSadly, [https://help.ubuntu.com/community/RestrictedFormats/PlayingDVDs Ubuntu recommends you reboot] (lame). sudo apt-get install acidripAcidRip DVD Ripper rips DVDs and encodes them. Remember to change /dev/dvd to /dev/cdrom.AcidRip DVD Ripper rips DVDs and encodes them. Remember to change /dev/dvd to /dev/cdrom. One click ripping and encoding. AcidRip is an automated front end for MPlayer/Mencoder (ripping and encoding DVD tool using mplayer and mencoder) written in Perl, using Gtk2::Perl for a graphical interface.Handbrake on Linux was voted the best DVD ripping utility by [http://www.webupd8.org/2010/05/best-linux-dvd-ripper.html this weekly poll in 2010].