[mythtv-users] Sound recording problems

[Andrew Dodd]

Quoting Christoph Rasim <christoph at rasim.net>:

> Hi there,
> 
> I'm running mythtv cvs with a bt878 video card. Everything works fine  
> except that about one out of ten recordings has no sound (only a short  
> crackle at the beginning, then silence). If I enter "watch live tv" after  
> such a recording, there is still no sound until i chance the channel.
> This problem occours when using my sound card for recording as well as  
> when using btaudio. It did not yet occour when watching live tv.
> 
> Did anyone ever have a similar problem? I just don't know where to start  
> looking for it...
Sounds similar to the MSP3400 format autodetection failure that ivtv boards are
prone to.  I believe bttv boards usually have an MSP sound chip too, so look at
the ivtv FAQ at ivtv.sf.net.