mplayer  -h 查詢幫助文件如下：

Usage:   mplayer [options] [url|path/]filename

Basic 
options: (complete list in the man page)
 
-vo <drv>        select video output driver ('-vo help' for a list)
 
-ao <drv>        select audio output driver ('-ao help' for a list)
 
vcd://<trackno>  play (S)VCD (Super Video CD) track (raw device, no mount)
 
dvd://<titleno>  play DVD title from device instead of plain file
 
-alang/-slang    select DVD audio/subtitle language (by 2-char country code)
 
-ss <position>   seek to given (seconds or hh:mm:ss) position
 
-nosound         do not play sound
 
-fs              fullscreen playback (or -vm, -zoom, details in the man page)
 
-x <x> -y <y>    set display resolution (for use with -vm or -zoom)
 
-sub <file>      specify subtitle file to use (also see -subfps, -subdelay)
 
-playlist <file> specify playlist file
 
-vid x -aid y    select video (x) and audio (y) stream to play
 
-fps x -srate y  change video (x fps) and audio (y Hz) rate
 
-pp <quality>    enable postprocessing filter (details in the man page)
 
-framedrop       enable frame dropping (for slow machines)


Basic keys: (complete list in the man page, also check input.conf)
 
<-  or  ->       seek backward/forward 10 seconds
 
down or up       seek backward/forward  1 minute
 
pgdown or pgup   seek backward/forward 10 minutes
 
< or >           step backward/forward in playlist
 
p or SPACE       pause movie (press any key to continue)    暫停 /  播放
 
q or ESC         stop playing and quit program  退出播放
 
+ or -           adjust audio delay by +/- 0.1 second
 
o                cycle OSD mode:  none / seekbar / seekbar + timer
 
* or /           increase or decrease PCM volume
 
x or z           adjust subtitle delay by +/- 0.1 second
 
r or t           adjust subtitle position up/down, also see -vf expand
 
double click     toggle fullscreen
 
right click      pause (press again to continue)

 
* * * SEE THE MAN PAGE FOR DETAILS, FURTHER (ADVANCED) OPTIONS AND KEYS 
* * * MPlayer2 2.0-728-g2c378c7-4+b1 (C) 2000-2012 MPlayer Team

舉例：播放當前目錄下所有mp3音樂  mplayer  *.mp3        * 為萬用字元

            迴圈n次播放某首歌曲  mplayer -loop n 義勇軍進行曲.mp3

    迴圈n次播放當前目錄下的所有mp3音樂 mplayer -loop n *.mp3       *為萬用字元

            挑選多首歌曲加入mplayer的播放列表  mplayer 1.mp3 2.mp3 3.mp3    依此類推

    當播放列表有多首歌曲時， pgup  下一首歌曲