[mythtv-users] Force mythtv to always use one input for a particular channel

Joseph Fry joe at thefrys.com
Fri Oct 19 02:30:38 UTC 2012


> >> >>>> Is there a way to make mythtv do this? Should I try to create two
> >> >>>> different channel lineups, one of which omits that channel, the
> other
> >> >>>> which only has that channel?  Or is there some easier way?
> >> >>>> Thanks in advance,
> >> >>>> Mary
> >> >>>
> >> >>>
> >> >>> I think this will work the way you want: Create two channel lineups,
> >> >>> one for each tuner.
> >> >
> >> >
> >> > OK, just to get terminology straight...
> >> >
> >> > Lineup = a list of channels from a specific provider that you specifiy
> >> > at
> >> > Schedules Direct, and for which you can download listings data
> >> >
> >> > Video Source = a list of channels and their tuning information in
> MythTV
> >> >
> >> > What the OP needs is 2 MythTV Video Sources, which can both use the
> same
> >> > Schedules Direct lineup.
> >> >
> >> >
> >> >>> Make sure the callsigns match so the scheduler
> >> >>> knows they are the same content. On the lineup for Tuner1, increase
> >> >>> the channel priority of the very strong channel (favor strong
> channel
> >> >>> on Tuner1), but decrease the input priority for Tuner1.
> >> >
> >> >
> >> > No, you shouldn't increase the priority of the channel on the Video
> >> > Source
> >> > connected to the tuner you want to use that channel.  In so doing, you
> >> > would
> >> > be saying, "I'd rather record garbage off this channel than record
> >> > something
> >> > good off any other channel," so you would actually be messing up your
> >> > other
> >> > recording schedules (even those for shows that never air on this
> >> > channel).
> >> >
> >> > You would /only/ want to decrease the priority of the channel on the
> >> > Video
> >> > Source connected to the tuner you don't want to record that
> >> > channel--which
> >> > says, "I'd rather miss a recording on this channel, but if there's no
> >> > other
> >> > option, a recording from this channel will work."
> >> >
> >> > (This is exactly why messing with channel and input priorities is
> almost
> >> > always a bad idea--because few understand the results of doing so.  It
> >> > all
> >> > comes down to the fact that there is only one priority which affects
> >> > /what/
> >> > you record.  It's never as simple as affecting where you record.)
> >> >
> >> >
> >> >>> Now the
> >> >>> scheduler will favor Tuner0 for all but the one strong channel.
> >> >>
> >> >>
> >> >> I'm assuming you're on 0.25 or 0.26...
> >> >>
> >> >> I would stay away from the priorities. Just use two video sources,
> one
> >> >> per antenna. And configure them to just contain the channels that you
> >> >> can receive without error. (it's all digital after all)
> >> >> Look at callsign and channel number so it matches if its the same
> >> >> channel.
> >> >> If you like, configure the input order to be "big antenna first,
> >> >> rabbit ears later". See
> >> >> http://www.mythtv.org/wiki/Release_Notes_-_0.25#Scheduler
> >> >> The scheduler will shuffle stuff around to make room for recordings
> >> >> that can only be recorded on one input either way.
> >> >
> >> >
> >> > This is definitely the easiest way--and likely is more what the OP
> >> > wants.
> >> > By creating a Video Source without the troublesome channel, you would
> be
> >> > making it impossible to record off that channel on the input using
> that
> >> > Video Source.  The other input--which uses the other Video Source,
> that
> >> > contains the channel--would be able to record off that channel.
> >> >
> >> > Mike
> >> >
> >> > _______________________________________________
> >> > mythtv-users mailing list
> >> > mythtv-users at mythtv.org
> >> > http://www.mythtv.org/mailman/listinfo/mythtv-users
> >>
> >> OK, thanks all.  So I think I understand: the simplest way is to edit
> >> the two Video Sources to delete any non-working channels for each
> >> source.  This should solve the problem for LiveTV as well as
> >> recording, right?
> >
> >
> > Yes
> >
> >>
> >> (although I'll have to manually change inputs to get
> >> to CBS when watching live TV, which is not that big a problem).
> >
> >
> > Not on 0.25 or higher... it will automatically switch.
> >
> > _______________________________________________
> > mythtv-users mailing list
> > mythtv-users at mythtv.org
> > http://www.mythtv.org/mailman/listinfo/mythtv-users
> >
> Oh, cool. I haven't noticed it switching when I'm just surfing
> channels up and down, but I guess if i type the channel number
> directly in, it will switch?  I'll give it a try.
> Thanks again for your help.
>
>
I never channel up and down... I use browse mode, and it switches to the
appropriate tuner no problem.
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