[MPlayer-users] Capture tv using mencoder but no sound.
Per Mellander
per.m at mmtab.se
Tue Dec 3 12:33:02 CET 2002
---------- Original Message -----------
From: Jindrich Makovicka <makovick at kmlinux.fjfi.cvut.cz>
To: mplayer-users at mplayerhq.hu
Sent: Tue, 03 Dec 2002 11:05:08 +0100
Subject: Re: [MPlayer-users] Capture tv using mencoder but no sound.
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> Per Mellander wrote:
>
> >[Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> >Hello!
> >
> >I have been using mplayer for a pretty long time but I've never used
mencoder
> >for TV grabbing because of the lack of sound grabbing. As I understand it
> >should be possible to capture sound now ( According to the DOC chapter
2.5 ).
> >I can watch TV ( with sound ) using the regular commandline. I have the
> >lineout/in cable connected from my Hauppauge WinTV Theater card to a
Hercules
> >Fortissimo II sound card, i use the regular kernel module for the
soundcard.
> >
> >I use MPlayer CVS from 2002-11-30 on a RH 7.3.
> >
> >I didn't get any audio stream grabbing via the analog connection so I
started
> >to try with btaudio. I have inserted the module with the debug=1 option.
> >
> >[root at arfineq root]# tail -f /var/log/messages
> >Dec 2 20:46:42 arfineq kernel: btaudio: driver version 0.6 loaded
> >[digital+analog]
> >Dec 2 20:46:42 arfineq kernel: btaudio: Bt878 (rev 17) at 00:09.1, irq:
5,
> >latency: 32, memory: 0xdb201000
> >Dec 2 20:46:42 arfineq kernel: btaudio: registered device dsp1 [digital]
> >Dec 2 20:46:42 arfineq kernel: btaudio: registered device dsp2 [analog]
> >Dec 2 20:46:42 arfineq kernel: btaudio: registered device mixer1
> >
> >and whenever I use mencoder with the following options:
> >
> >mencoder -tv
>
>on:driver=v4l:device=/dev/video0:width=384:height=288:channel=46:adevice=/dev
/
> >dsp1 -o /tmp/output.avi -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=900 -oac
> >mp3lame -lameopts cbr:br=32 -endpos 00:00:01 -v
> >Video capture card reports the audio setup as follows:
> > 0: TV: muted=yes vol=0 bass=32768 treble=32768 balance=32768
mode=unknown
> >chan=0
> >
> >
> ...
>
> >Enabling tv audio. Requested setup is:
> >id=0 vol=60000 bass=32768 treble=32768 balance=32768 mode=unknown chan=0
> >
> >
> Please try specifying "forceaudio" and "forcechan=1" or
> "forcechan=2". Seems that your card reports bogus values for audio
> mode. You can try it with both external analog connection and btaudio.
>
I have tried forceaudio without success, will try forcechan tonight.
Thanks,
/Mel
> Regards,
>
> --
> Jindrich Makovicka
>
> _______________________________________________
> RTFM!!! http://www.MPlayerHQ.hu/DOCS
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