[mythtv-users] using the same channel from two different sources
xavier.hervy at bluebottle.com
Fri Aug 1 16:58:08 UTC 2008
On Wed, 2008-07-30 at 11:08 -0400, Michael T. Dean wrote:
> On 07/30/2008 06:31 AM, Andrew Williams wrote:
> > 2008/7/30 Simon Allcorn:
> >> I can't see the answer to this elsewhere so I'm hoping someone will have an
> >> idea:
> >> I've got 2x DVB-T and 1x DVB-S cards in my backend. I'm in the UK and all
> >> the channels (more or less) available on DVB-T are also available on DVB-S,
> >> although they have a different channel id, so for example:
> >> BBC1 (DVB-T) channel id #1
> >> BBC1 (DVB-S) channel id #123456 (or some such high number)
> >> What I want to be able to do is schedule some recordings on channel 'BBC1'
> >> and let myth spread them out over the DVB-T and DVB-S receivers. Currently
> >> my myth setup treats BBC1 from DVB-S as a different channel to BBC1 from
> >> DVB-T which is not what I want.
> > Set the channum as the name number (to 1, i guess) and it should use
> > both tuners as the same channel
> Almost... The channel number is /only/ used as a means to tell Myth
> which channel to watch during LiveTV (i.e. provides a means for you to
> switch to a channel directly by entering the proper "code"--the channel
> number). You can set the channel number to any value you want (so you
> can remap the channels when your stupid cable company puts Fox 35 on
> channel 5 or something). Generally, though, every channel defined on a
> Myth box should have a unique channel number to allow you to change to
> the channel you want without having to worry about what capture
> card/card input is currently in use before typing the channel number.
> The channel callsign, on the other hand, is used to tell Myth that two
> channels carry "substantially" identical content (i.e. should be treated
> as the same channel for the purpose of scheduling). At this point, Myth
> will schedule any "this channel" rules to record off either source.
> ("This channel" rules are defined by channel callsign, not channel
> number or channel ID or source or ...)
> However, in this instance--where two channels with the same content are
> given the same callsign--we have the one exception to the "unique
> channel number for all channels" rule: if you want the program listing
> for both channels "merged" into one line in the program guide, you
> should set the channel numbers to the same value. If given the same
> callsign and channel number, the listings for those "same" channels will
> be shown only once.
> > , as long as the EPG data is the same.
That's a very helpful information.
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