[mythtv-users] Selecting from multiple cards (2xSAA7134, 1xNova-T) - using profiles?

Christian Hack christianh at pdd.edmi.com.au
Wed Oct 1 21:57:06 EDT 2003


I have a master mythbackend with 3 cards in it. Currently the first two
(cardid 1 and 2) are normal analogue SAA7134 based cards. Cardid 3 is a
Haupauge DVB Nova-T card. Essentially all cards can capture the same
channels - just the DVB captures them digitally of course.

Currently the DVB card is really only for testing since the although the
driver is quite good, and the MythTV support is pretty good, it's not quite
there yet. At the moment in particular it seems to be playing the 48kHz
audio at 44.1kHz - still investigating.

I have been experimenting with the profiles stuff that's been recently added
by Geoff Hausheer (sp?). From Isaac's description at the current top story
on www.mythtv.org it was to support multiple types of cards. Is it meant to
allow me to select to record on a particular card? i.e. Can I say record a
particular show on the DVB card? Looking at tv_rec.cpp ->
TVRec::HandleStateChange(void) it doesn't appear that it works like that. It
appears that the profile is looked up _after_ the card had been selected.

So I'm trying to record unimportant shows to me, to test the DVB stuff. Is
there anyway I can do this? Currently it only ever gets used if I'm already
recording 2 things at once.

Also can anyone think of any tricks to record on both a DVB and one of my
SAA7134 cards at the same time? I can imagine some simple database tricks
could fool MythTV as long as I can select which card to record on.

I guess one option currently would be to record 3 things at once while I'm
recording nothing important and simply delete the other 2. In the end though
I will probably have one digital card and one analog so in some cases I
would like to force a particular card.

Thanks
CH



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