[mythtv-users] switching audio inputs btaudio vs. sound card

[Stelios Valavanis]

On Tuesday 16 March 2004 09:24 am, Joseph A. Caputo wrote:

> On Monday 15 March 2004 17:42, rhanders at theantfarm.net wrote:
> > > still ironing out a few issues here in my new install but one
> > > tricky one i cannot think of how to tackle is this. my kworld 878rf
> > > card has an RF, composite, and s-video input. it has an audio
> > > output but no audio input.
> >
> > I have the same card. I use the mini-plug cable that it came with to
> > patch the audio out from the tuner card to the audio in on my sound
> > card.
> >
> > > i've
> > > installed the btaudio alsa module (not working yet - will try oss
> > > module) and
> > > want to get tv audio from here. i have configured inputs so that my
> > > vcr is attached to the composite input. to get audio from the vcr i
> > > have to use the
> > > sound card. i guess i could put a splitter there and take tv audio
> > > from the
> > > audio out on the kworld card but that's just inelegant when you've
> > > got btaudio. i'll switch between the inputs using the "C" command
> > > and i'm not tuning into tv with the vcr. i just want to be able to
> > > play tapes and not need
> > > a video switcher. i probably will also "rip" tapes. any ideas?
> >
> > You should probably install another sound card, unless you can get
> > btaudio working. From what I have read, here and there, nobody has
> > had success in making btaudio work with this card, but don't let that
> > stop you from trying ;).
>
> Even if you did get btaudio working, you'd still have to overcome the
> fact that currently Myth only provides for associating a single dsp
> device with the card.  That means you set it up to record *either* from
> btaudio *or* your sound card (via patch cable), but there's currently
> no method provided for it to switch dsp devices when it switches card
> inputs.  So, even a second sound card wouldn't help your situation.
>
> Though, that would be a useful patch for some people...

well i hope it's not hard to do because it makes sense and would be useful. 
for now i'll try a passive splitter at my audio input and let you all know 
how it goes.

> -JAC
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stel valavanis  http://www.onshore.com/