[ivtv-users] unable to change the tv standard (SECAM, PAL) when the PVR-X50 is in use.

ps1 ps1 at schirrms.net
Tue Oct 14 20:41:26 CEST 2008


Hi,

I have one more question about the ivtv driver.

I don't know the exact term (and my English is somewhat incomplete, in 
some cases), but when the PVR card is 'in work', it's not possible to 
change the tv standard. For instance, v4l2-ctl  -s pal)doesn't do anything.
This is not new (I think I did allready research about that on ivtv 
0.7.x), but it's still annoying.
I think I remember that this was hard (or impossible) to change, and I 
don't remember why.
I this case, I'm searching if a work around is possible, something like 
'freezing' the card just the time of the standard change (without really 
stopping the mpeg flow, so that the upper layer software could be 
unaware of the 'trick').

Is that an uncredible task ? Or at least, a task for the upper layer 
software ?

Thanks,
Pascal



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