请教：mplayer不能播放声音

dyy1

用apt-get安装了mplayer，运行后发现没有声音，请教各位那里出错了呢？是不是什么没装？
# gmplayer
MPlayer 1.0pre6-3.3.5 (C) 2000-2004 MPlayer Team
CPU: Intel Pentium M Banias (Family: 6, Stepping: 5)
。。。。。
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Selected video codec: [ffodivx] vfm:ffmpeg (FFmpeg MPEG-4)
Checking audio filter chain for 48000Hz/2ch/16bit -> 48000Hz/2ch/16bit...
AF_pre: af format: 2 bps, 2 ch, 48000 hz, little endian signed int
AF_pre: 48000Hz 2ch Signed 16-bit (Little-Endian)
alsa-init: no soundcards found: 成功
Could not open/initialize audio device -> no sound.
Audio: no sound
Starting playback...

jiangtao9999

换个声音输出方式，当前的有问题。