안녕하세요.

mplayer 포팅 강좌를 따라하여 보드에서 재생해봤는데 아래의 에러를 뿌리고 소리가 나지 않습니다.

/dev/sound/dsp란 디바이스 파일은 없고, /dev/sound_dsp 디바이스파일만 있던데... 이것을 어떻게 수정하면 될지..

어디서 수정해야할지 모르겠습니다. 조언 부탁드립니다. 

wav파일 재생시,... 

[root@falinux nfs]$ ./mplayer  VISTA_SYSTEMSTART.WAV
MPlayer 1.0pre7try2-3.4.3 (C) 2000-2005 MPlayer Team
CPU: ARM

Playing VISTA_SYSTEMSTART.WAV.
Audio file detected.
==========================================================================
Opening audio decoder: [pcm] Uncompressed PCM audio decoder
AUDIO: 44100 Hz, 2 ch, s16le, 1411.2 kbit/100.00% (ratio: 176400->176400)
Selected audio codec: [pcm] afm:pcm (Uncompressed PCM)
==========================================================================
Checking audio filter chain for 44100Hz/2ch/s16le -> 44100Hz/2ch/s16le...
AF_pre: 44100Hz/2ch/s16le
[AO OSS] audio_setup: Can't open audio device /dev/sound/dsp: No such file or dy
AO: [null] 44100Hz 2ch s16le (2 bps)
Building audio filter chain for 44100Hz/2ch/s16le -> 44100Hz/2ch/s16le...
Video: no video
Starting playback...
A:   6.1 (06.0)  8.6%

Exiting... (End of file)

mp3 파일 재생시,...

[root@falinux nfs]$ ./mplayer bridget.cd1.mp3
MPlayer 1.0pre7try2-3.4.3 (C) 2000-2005 MPlayer Team
CPU: ARM

Playing bridget.cd1.mp3.
Audio file detected.
==========================================================================
Opening audio decoder: [mp3lib] MPEG layer-2, layer-3
AUDIO: 48000 Hz, 2 ch, s16le, 96.0 kbit/6.25% (ratio: 12000->192000)
Selected audio codec: [mp3] afm:mp3lib (mp3lib MPEG layer-2, layer-3)
==========================================================================
Checking audio filter chain for 48000Hz/2ch/s16le -> 48000Hz/2ch/s16le...
AF_pre: 48000Hz/2ch/s16le
[AO OSS] audio_setup: Can't open audio device /dev/sound/dsp: No such file or dy
AO: [null] 48000Hz 2ch s16le (2 bps)
Building audio filter chain for 48000Hz/2ch/s16le -> 48000Hz/2ch/s16le...
Video: no video
Starting playback...
A:   0.7 (00.6) 967.5%