mplayer移植到2440不能正常播放，声音不同步，画面播放很慢，求高手指导。
如下为输出信息：
[root@FriendlyARM plg]# ./mplayer 2.flv
MPlayer 1.0rc3-4.3.2 (C) 2000-2009 MPlayer Team
Playing 2.flv.
libavformat file format detected.
[lavf] Video stream found, -vid 0
[lavf] Audio stream found, -aid 1
VIDEO: [H264] 512x288 0bpp 15.000 fps 255.0 kbps (31.1 kbyte/s)
==========================================================================
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
A: 11.4 V: 3.3 A-V: 8.042 ct: -0.086 0/ 0 289% 25% 39.6% 50 0
==========================================================================
************************************************===============
**** Your system is too SLOW to play this! ****oding)
************************************************
AUDIO: 22050 Hz, 2 ch, s16le, 128.0 kbit/18.14% (ratio: 16000->88200)
Possible reasons, problems, workarounds:FAAD AAC (MPEG-2/MPEG-4 Audio))
- Most common: broken/buggy _audio_ driver================================
- Try -ao sdl or use the OSS emulation of ALSA.
- Experiment with different values for -autosync, 30 is a good start.
- Slow video outputuest - 512 x 288 (preferred colorspace: Planar YV12)
- Try a different -vo driver (-vo help for a list) or try -framedrop!
- Slow CPUdeo filter: [scale]
- Don't try to play a big DVD/DivX on a slow CPU! Try some of the lavdopts,
e.g. -vfm ffmpeg -lavdopts lowres=1:fast:skiploopfilter=all.
- Broken filex7d8a90]No accelerated colorspace conversion found.
- Try various combinations of -nobps -ni -forceidx -mc 0.al converter
- Slow media (NFS/SMB mounts, DVD, VCD etc)
- Try -cache 8192.
- Are you using -cache to play a non-interleaved AVI file?
- Try -nocache.
Read DOCS/HTML/en/video.html for tuning/speedup tips.
If none of this helps you, read DOCS/HTML/en/bugreports.html.
