stereo@stereo /shares/music/Videoclips $ mplayer -vo help
MPlayer 1.0pre8-3.4.6 (C) 2000-2006 MPlayer Team
CPU:               Intel(R) Pentium(R) 4 CPU 2.00GHz (Family: 15, Model: 2, Stepping: 4)
MMX supported but disabled
MMX2 supported but disabled
SSE supported but disabled
SSE2 supported but disabled
CPUflags:  MMX: 0 MMX2: 0 3DNow: 0 3DNow2: 0 SSE: 0 SSE2: 0
Compiled for x86 CPU with extensions:


Available video output drivers:
        xv      X11/Xv
        x11     X11 ( XImage/Shm )
        xover   General X11 driver for overlay capable video output drivers
        gl      X11 (OpenGL)
        gl2     X11 (OpenGL) - multiple textures version
        sdl     SDL YUV/RGB/BGR renderer (SDL v1.1.7+ only!)
        xvidix  X11 (VIDIX)
        cvidix  console VIDIX
        null    Null video output
        mpegpes Mpeg-PES file
        yuv4mpeg        yuv4mpeg output for mjpegtools
        png     PNG file
        jpeg    JPEG file
        gif89a  animated GIF output
        pnm     PPM/PGM/PGMYUV file
        md5sum  md5sum of each frame

93 audio & 211 video codecs
stereo@stereo /shares/music/Videoclips $