MPlayer

The best media player ever.

MPlayer GUI tools
There are a number of different GUI's for mplayer with different levels of functionality. Some notable ones are:



My video won't play!
mplayer uses USE flags to enable and disable support for various codecs. If a particular type of file won't play in mplayer, first check which USE flags it was emerged with. Update the USE flags to support for the format your trying to play and recompile.

USE flags

 * encode - Build mencoder
 * lirc - IR remote control using the LIRC library
 * mmx/mmxext - Use Intel MMX extensions
 * mad - MP3 playback using the MAD library
 * quicktime - QuickTime (commonly MOV) support
 * vorbis - Ogg audio and video support
 * xv - Hardware acceleration using the Xv extension (works well with Nvidia cards)
 * xvid - XviD and DivX (most commonly AVI) support
 * x264 - h.264 (commonly MP4) and x264 (MKV) support

Disable screensaver while playing a video
Should work for any freedesktop-compliant environment (like KDE).