[MPlayer-users] No audio, without error message, when playing MPEG4

Krzysztof Duchnowski amidk75 at gmail.com
Mon Jun 16 20:27:39 CEST 2008


Olle Ahnlund pisze:
> When I try to play a H.264-stream with MPEG4-sound I get this messsage:

> Initiated "audio/MPEG4-GENERIC" RTP subsession on port 5432
> Initiated "video/H264" RTP subsession on port 5434
> demux_rtp: Guessed the video frame rate as 30 frames-per-second.
>         (If this is wrong, use the "-fps <frame-rate>" option instead.)
> VIDEO:  [H264]  0x0  0bpp  30.000 fps    0.0 kbps ( 0.0 kbyte/s)
> ==========================================================================
> Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
> Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
> ==========================================================================
> Audio: no sound

> That is, the video is playing, without sound, and without any error message explaining why.
> This has worked before (Since I upgraded Slackware from 11.0 -> 12.1, I had to reinstall mplayer).
> I use the latest SVN version of the sources.

> The output from ./configure says
> Checking for FAAC (AAC encoder) support ... no (in libavcodec: no),
> could this have something to do with the no sound issue?
> (If I try to force FAAC, the compilation or install will not go through)
> Or, do you suggest any specific playback configuration (that I did not need to use before)?

Don't force FAAD in *./configure*. Either install FAAD-dev package or 
FAAD from source instead.


-- 
Krzysztof 'DK75' Duchnowski
GetFirefox - http://www.mozilla.com/firefox/
Konfiguracja UTF-8 dla czytników - http://evil.pl/pip/utf/



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