[mythtv-users] need help with wintv-401 and myth

[Joseph A. Caputo]

On Wednesday 10 December 2003 15:33, Thomas Fjellstrom wrote:
> On December 10, 2003 10:11 am, Joseph A. Caputo wrote:
> > On Wednesday 10 December 2003 00:43, Thomas Fjellstrom wrote:
> > > I'm at a loss... I now have myth on my faster machine, tried to
> > > test it with the card (WinTV-DBX-401) and In myth the picture
> > > seems to be split in 4, which is fine in tvtime or xawtv (though
> > > after running xawtv the X tile cache's seem to get corrupted...),
> > > and I can't seem to get any audio out of my card with btaudio..
> > > well, actually, to begin with all I got was silence (the device
> > > was producing data though.. it was all just silent), now after
> > > modprobing btaudio before bttv, I get some occasional noise.
> >
> > Well, regarding your audio problem... WinTV dbx 401 cards are kind
> > of funny... there are some revisions that work with btaudio, and
> > apparently some that don't.  You might have one that doesn't.  Did
> > you try both btaudio dsp devices?  There should be two (digital &
> > analog).
>
> hmm.. Well that would suck.. the analog (/dev/dsp1) device doesn't
> seem to provide any data... Now, I _think_ it was working at one
> point, but I'm not sure, so I'll continue playing around... Is there
> somewhere that can tell me which revisions are known to be bad?

Now that would make it easy, wouldn't it?  Unfortunately, no one seems 
to have figured out a reliable way to determine that other than 
trial-and-error.  Hauppauge is notorious for changing chips, chipsets 
and other architectural features of their boards without changing 
revision numbers.

-JAC