[mythtv-users] how to select from multiple input sources?

Matt skd5aner at gmail.com
Tue Mar 29 16:04:53 UTC 2005


> >However, when I am in the guide data, if I pick a channel that only
> >exists in one lineup, mythtv doesn't automatically switch cards (in
> >other words, if I'm watching local OTA channel on HD-3000 and then
> >select DirecTV ESPN (channel 206), mythtv doesn't switch to the
> >PVR-250 card).  Is this normal or do I have something set up
> >incorrectly?  I end up having to change cards (with 'C') and then
> >changing channels.
> >
> >
> That is how it works.  This has come up in the past, but this hasn't
> been a particular itch with any of the developers.  I started to look
> into it at one time, but after staring at the code for a while decided
> that I don't watch enough live tv to worry about it (I was actually
> looking at adding this functionality for my wife).  If a patch was
> written that was up to the coding standards, there is a good chance it
> would be accepted.
> 

Really?  I can't believe this isn't a priority to the developers.  It
seems to me that it's a bug (unwanted functionality) for a tuner card
that can't tune specific channels to be selected to try to
record/watch those channels.




On Mon, 28 Mar 2005 21:30:35 -0500, David George <david at thegeorges.us> wrote:
> Paul Leppert wrote:
> 
> >I have an HD-3000 and a PVR-250. In mythtvsetup, I have two channel
> >lineups (using zap2it): one for HDTV OTA broadcast channels and one
> >for DirecTV.  The HDTV lineup is attached to the HD-3000 Television
> >input and the DirecTV is attached to the PVR-250 S-Video.
> >
> >When I am watching live tv, I can switch between the cards using 'C'.
> >
> >
> You sure it isn't 'Y'?  C switches between inputs, Y switches between cards.
> 
> >However, when I am in the guide data, if I pick a channel that only
> >exists in one lineup, mythtv doesn't automatically switch cards (in
> >other words, if I'm watching local OTA channel on HD-3000 and then
> >select DirecTV ESPN (channel 206), mythtv doesn't switch to the
> >PVR-250 card).  Is this normal or do I have something set up
> >incorrectly?  I end up having to change cards (with 'C') and then
> >changing channels.
> >
> >
> That is how it works.  This has come up in the past, but this hasn't
> been a particular itch with any of the developers.  I started to look
> into it at one time, but after staring at the code for a while decided
> that I don't watch enough live tv to worry about it (I was actually
> looking at adding this functionality for my wife).  If a patch was
> written that was up to the coding standards, there is a good chance it
> would be accepted.
> 
> >Eventually, I hope to have three inputs on the two capture cards: two
> >DirecTV receivers on the S-Video input for each card, and one OTA HDTV
> >via the HD-3000.  I was planning on setting up two channel lineups
> >(the same two I have now) and just associating the DirecTV lineup
> >twice (to each card's S-Video) and the OTA HDTV to the HD-3000.  Will
> >this work, or will I need to set up three lineups (DTV1, DTV2, and
> >HDTV)?  If I have to set up three, will myth automatically merge them
> >so I won't have duplicates in my guide?
> >
> >
> Two lineups are fine.  Just setup the one Directv lineup and assign it
> to both capture cards.  This is what I do.
> 
> >On a related topic, with the DirecTV and HDTV OTA, I have multiple
> >local channels (the DTV version and the HDTV OTA version of CBS, for
> >instance).  Is there a way to get the HDTV version chosen before the
> >DTV version (so when I record network channels, I get the HDTV version
> >versus the "standard" DTV version)?  Should this be done at the
> >capture card level or on a channel by channel basis?
> >
> >
> Increase the priority level of the HDTV card in the card setup (or
> increase the HDTV channel priority in the channel setup).
> 
> >Also, at the capture card, can I specify the input priority (so if I
> >have both DTV on SVideo, and HDTV on Television on the HD-3000, I can
> >still get the Television input to supercede the SVideo input)?
> >
> >
> >
> I am not sure where the mixed NTSC and ATSC support is on the HD-3000.
> I know there has been work done on this recently.  I don't think it is
> 0.17, but it may be in CVS.  I haven't really paid attention as I use
> two PVR-250 for my Directv receivers because I wanted both to record the
> same way (MPEG2).  With the HD-3000 video in you will need to record in
> RTJPEG or MPEG4 (unless this has changed).  Plus this will take more CPU.
> 
> --
> David
> 
> HDTV capable frontend I am working on (now with a picture)
>  http://mythhd.info
> 
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