WMV, RealMedia 以及其它一些编码格式，安装 w32codes 包
wget -c
sudo dpkg -i w32codecs_20061022-0.0_i386.deb
加密 DVD 安装这个
安装这些解码器
sudo apt-get install libxine-extracodecs totem-xine mplayer ffmpeg lame faad sox mjpegtools libxine-main1
Click Applications → Add/Remove. Select Other and then select the Ubuntu restricted extras package. Click OK.
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To play most DVDs you'll need the libdvdcss2 package from [WWW] here. This is a third party package, and not supported by Ubuntu. See Installing Software to install the file.
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Users of x86 systems may also install some additional Windows codecs that are only available in third-party repositories.
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AMD64 architecture
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The Windows Codecs package cannot be used directly by the AMD64 distribution. Some people solve this problem by installing the i386 Ubuntu distribution inside a chroot (for example, Linux Vserver or [WWW] dchroot), and this works very well.
If after following this procedure, DVD playback still fails, your DVD drive may not have its region code set. Drives that have been activated with a DVD player on Windows shouldn't require this, but new drives or new computers that have never had anything but Linux installed most likely will. Install the regionset package and run it to the set the region code under Ubunt