Mplayer

Video Acceleration / Video decoder offload to GPU

Xvmc For mpeg2/DVD only

Setup Xvmc - http://www.mythtv.org/wiki/index.php/XvMC

mplayer -vo xvmc -vc ffmpeg12mc -dvd://1

VDPAU For h264/AVC, VC-1/WMV3, and Mpeg1/2

Setup VDPAU - http://www.nvnews.net/vbulletin/forumdisplay.php?f=14

./mplayer -vc ffmpeg12vdpau,ffh264vdpau,ffwmv3vdpau,ffvc1vdpau -vo vdpau some_file.avi

DVD Related

Run DVD copied to hard drive

mplayer -dvd-device /mnt/raid5/drew/video_to_encode/futurama_beast_billion_backs/ dvd://

Force Different Language

mplayer -alang en

or

mplayer -aid 128

Different X Server

mplayer -display :1

Audio Output

mplayer -ao alsa:device=hw=0.0
mplayer -ao oss