[問題] smplayer有畫面沒聲音

[wtchen (沒有存在感的人)]

各位好，在下剛升級Windows 8.1後grub就掛了，只好乾脆裝Mint 15.
裝完發現smplayer沒聲音(不過用videos和VLC都能放出聲音)
以下是我用mplayer測試的結果，我上網找了一下好像是ffmpeg的問題
可是ffmpeg我也更新了還是一樣，請問我該怎麼解決呢？感謝！



MPlayer2 UNKNOWN (C) 2000-2012 MPlayer Team
mplayer: could not connect to socket
mplayer: No such file or directory
Failed to open LIRC support. You will not be able to use your remote control.

Playing MOV00127.3gp.
Detected file format: QuickTime/MPEG-4/Motion JPEG 2000 format (libavformat)
[lavf] stream 0: video (mpeg4), -vid 0
[lavf] stream 1: audio (amrnb), -aid 0, -alang eng
VIDEO:  [MP4V]  640x480  24bpp  60.000 fps  1985.6 kbps (242.4 kbyte/s)
Clip info:
 major_brand: 3gp4
 minor_version: 768
 compatible_brands: 3gp4mp41mp423gp6isom3g2a3g2b3g2c
 copyright:
 copyright-eng:
Load subtitles in .
Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
file: No such file or directory
[vdpau] Error when calling vdp_device_create_x11: 1
[ass] auto-open
==========================================================================
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Asking decoder to use 4 threads if supported.
Selected video codec: [ffodivx] vfm: ffmpeg (FFmpeg MPEG-4)
==========================================================================
==========================================================================
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
[amrnb @ 0x7f482d728540]dtx mode not implemented. Update your Libav version
to the newest one from Git. If the problem still occurs, it means that your
file has a feature which has not been implemented.
[amrnb @ 0x7f482d728540]If you want to help, upload a sample of this file to
ftp://upload.libav.org/incoming/ and contact the libav-devel mailing list.
[amrnb @ 0x7f482d728540]dtx mode not implemented. Update your Libav version
to the newest one from Git. If the problem still occurs, it means that your
file has a feature which has not been implemented.
[amrnb @ 0x7f482d728540]If you want to help, upload a sample of this file to
ftp://upload.libav.org/incoming/ and contact the libav-devel mailing list.
[amrnb @ 0x7f482d728540]dtx mode not implemented. Update your Libav version
to the newest one from Git. If the problem still occurs, it means that your
file has a feature which has not been implemented.
[amrnb @ 0x7f482d728540]If you want to help, upload a sample of this file to
ftp://upload.libav.org/incoming/ and contact the libav-devel mailing list.
[amrnb @ 0x7f482d728540]dtx mode not implemented. Update your Libav version
to the newest one from Git. If the problem still occurs, it means that your
file has a feature which has not been implemented.
[amrnb @ 0x7f482d728540]If you want to help, upload a sample of this file to
ftp://upload.libav.org/incoming/ and contact the libav-devel mailing list.
[amrnb @ 0x7f482d728540]dtx mode not implemented. Update your Libav version
to the newest one from Git. If the problem still occurs, it means that your
file has a feature which has not been implemented.
[amrnb @ 0x7f482d728540]If you want to help, upload a sample of this file to
ftp://upload.libav.org/incoming/ and contact the libav-devel mailing list.
ad_ffmpeg: initial decode failed
ADecoder init failed :(
Could not open audio decoder ffmpeg.
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
Cannot find codec 'libopencore_amrnb' in libavcodec...
ADecoder init failed :(
Could not open audio decoder ffmpeg.
Cannot find codec for audio format 0x726D6173.
Audio: no sound
Starting playback...
Movie-Aspect is 1.33:1 - prescaling to correct movie aspect.
VO: [xv] 640x480 => 640x480 Planar YV12
V:   6.4   0/  0  2%  0%  0.0% 0 0


MPlayer interrupted by signal 2 in module: sleep_timer
V:   6.4   0/  0  2%  0%  0.0% 0 0

Exiting... (Quit)

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◆ From: 90.36.195.180
→ wyvernlee:先給箭頭，你有沒有打算把每行訊息看完再來問 ?
→ jimmytzeng:Failed to open VDPAU backend libvdpau_nvidia.so:
推 Bencrie:有問題的是 libopencore_amrnb，vdpau 跟聲音無關
→ wtchen:我注意到的是dtx mode not implemented. Update your Libav
→ wtchen:看起來像FFmpeg的問題(可是我也安裝到最新)
→ wtchen:libopencore也是最新版本(昨天灌完就全update了)