[vdr] Tuner switch when timer starts recording

Klaus Schmidinger Klaus.Schmidinger at tvdr.de
Sat Dec 5 14:50:07 CET 2009


On 23.11.2009 13:43, Falk Spitzberg wrote:
> Am Sonntag, den 22.11.2009, 13:34 +0100 schrieb Klaus Schmidinger:
>> On 18.11.2009 08:40, Falk Spitzberg wrote:
>>> Hello,
>>>
>>> With VDR 1.7.9 i often notice that VDR switches the live TV to a
>>> different receiver card, when a timer starts recording, although the
>>> second card is available. This causes a short interrupt in live TV.
>>>
>>> My system has two DVB cards, an old FF and a Tevii S470, and an eHD.
>>>
>>> Sample situation 1: the only activity is live TV on ZDF. Now a timer
>>> starts recording from RTL 2, which interrupts the live program for a
>>> short moment.
>>>
>>> Sample situation 2: the only activity is live TV on RTL. Now a timer
>>> starts recording from RTL 2. Nothing happens, because VDR correctly
>>> shares the transponder with live TV.
>>>
>>> I would understand when VDR switches live TV from the DVB-S2 card to the
>>> DVB-S card when it needs to tune a different transponder for a DVB-S2
>>> recording, but since it can do DVB-S recordings from any card, there is
>>> no reason to switch live TV for such recordings.
>> When recording, VDR tries to preserve devices that provide multiple
>> delivery systems:
>>
>>   imp <<= 2; imp |= GetClippedNumProvidedSystems(2, device[i]) - 1; // avoid cards which support multiple delivery systems
> 
> Then it would be a good idea to prefer those cards for live view.

But then you would get interrupted if you watch a DVB-S programme
and VDR wants to record a DVB-S2 programme ;-)

I guess it won't be that long until most VDRs will only contain DVB-S2
cards, and by then this is obsolete, anyway.

Klaus



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