[mythtv] Shouldn't MythTV disable the tuner between switching inputs?
starz909 at yahoo.com
Sun Jan 6 22:59:12 UTC 2008
--- Cal <cal at graggrag.com> wrote:
> Sam Logen wrote:
> > --- Sam Logen <starz909 at yahoo.com> wrote:
> >> Hi,
> >> I was talking to someone over on the MythTV users
> >> list
> >> about how the current ivtv drivers don't allow
> >> switching inputs while the tuner is still active.
> >> I learned that this is to prevent corruption in
> >> mpeg stream.
> >> I've got a pvr-150, and I'm unable to switch
> >> from the tuner to a composite source during
> >> Shouldn't mythtv disable the tuner prior to it
> >> asking
> >> for a different input from the driver? Or would
> >> that
> >> break compatibility with other cards?
> >> Sam
> > Hi everyone, I'd like to bring this issue up again
> > because, partly, I didn't get a reply the first
> > and second, since some time has gone by, perhaps
> > feature has been modified since then.
> > Anyhow, when I'm attaching a device to a/v
> > connectors on a PVR-150, and I'd like to watch
> > through that, instead of the tuner, I can't seem
> > change my inputs on the card because the tuner
> > being shut off first (I have programming on the
> > so I want to keep that input source). I'm just
> > if it's not better to have Mythtv shut off the
> > before switching away from it to a different
> > You can read my original email above, it says
> > basically the same thing. I'm just wondering why
> > sequence of commands (shutting down the tuner
> > switching inputs) hasn't been implemented. Would
> > break compatibility, or is there another reason?
> > Thanks,
> > Sam
> Given that the ivtv drivers went into the kernel
> sources with 2.6.22,
> can I ask what kernel version you're using? I've
> been trying a little
> bisection exercise on kernel versions to try to
> identify where it stops
> working (on my system at least), and so far the
> results are a little
Hi, thanks for the reply. I can't really say about
that because I'm using the IVTV drivers from v4l's hg
repository (rev. 6837 - necessary due to my other
hardware testing). If you still want to know, my
kernel is 2.6.23-gentoo-r3.
Best of luck,
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