[mythtv-users] dvb signal statistics?

Andrew Lyon andrew.lyon at gmail.com
Tue Nov 7 16:49:07 UTC 2006


On 11/7/06, Daniel Kristjansson <danielk at cuymedia.net> wrote:
> On Sun, 2006-11-05 at 09:19 +0000, Justin Hornsby wrote:
> > I asked a developer about DVB signal quality information once upon a
> > time - as long ago as 0.14 MythTV was capable of recording basic
> > signal quality stats.  Allegedly that caused too many problems for
> > some users so the code was pulled.  That'd explain why you can't find
> > any mention of it now ;)
>
> It apparently caused too many I2C messages for the DVB drivers
> to continue to deliver video reliably. We need a half dozen
> hacks just to get some of the DVB drivers to tune to a channel,
> so there is no way we'll be enabling signal stats anytime soon.
>
> Some of the DVB devs are aware of the I2C problems so the
> drivers may get fixed some day. When they are, MythTV could
> easily be modified to monitor the signal continuously.
>
> -- Daniel

Perhaps the functionality that is going to be merged into budget_ci
and others soon for doing i2c using irq might help with that?

Andy


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