[mythtvnz] Off Topic - CCTV cameras

[Steve Hodge]

On Thu, Jul 8, 2010 at 4:26 PM, Nick Rout <nick.rout at gmail.com> wrote:

> On Thu, Jul 8, 2010 at 3:40 PM, Steve Hodge <stevehodge at gmail.com> wrote:
> > On Thu, Jul 8, 2010 at 3:26 PM, <criggie at criggie.dyndns.org> wrote:
> >>
> >> It does have mono audio in, but none of my cameras have microphones so
> >> its really irrelevant to me.
> >
> > Ah, that's a problem. I don't think I'd be willing to live with mono. I
> > guess it would be possible to record the audio separately and then remux
> it
> > into the h.264 stream but it'd be hard to get the sync right.
> >
> >> The PVR150 is a nice card - what's wrong with yours ?
> >
> > The audio gets very distorted and full of static when starting a
> recording.
> > It's apparently not that unusual as I easily found a work-around on the
> net:
> > resetting the audio with
> > v4l2-ctl --set-audio-input 1 -d /dev/video0
> > fixes the problem. But it didn't used to exhibit the issue at all and
> then
> > for a while it was intermittent. So I suspect the hardware. And there has
> > been one case where resetting the audio didn't work and I had to reboot
> to
> > fix it.
>
> I had the tinny audio problem, but no longer use the card.  Your fix
> (cronned to happen every 10 seconds) 'fixed' it.
>

I'm running it in the channel change script - once it's fixed it seems to
stay fixed for the duration of a recording.

Cheers,
Steve
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