[vdr] VDSB Video Data Stream Broken

Klaus Schmidinger Klaus.Schmidinger at cadsoft.de
Fri Jan 6 14:40:40 CET 2006

Martin Schoenbeck wrote:
> Hi Klaus,
> Klaus Schmidinger schrieb:
>> Maybe there's a problem with your multiswitch?
>> When the second or third device changes the transponder, there shouldn't
>> be any interference with the first device.
> I don't know. But the switching did occur before this patch, too, didn't 
> it? I'll investigate further.

The EPG scan hasn't changed by this patch, so there shouldn't be
a difference in that area with or without the patch.

>> I have attached a slightly modified version of the patch, which
>> avoids error messages like
>>   ERROR (dvbdevice.c,157): Value too large for defined data type
>> when clearing the event queue. It also returns the current frontend 
>> status
>> even if there was no event, and logs the channel number and transponder
>> in case of a timeout. As far as I can see the timeouts always happen
>> on transponders that are currently not broadcasting, or use very low
>> symbol rates, which my full featured second device can't handle.
> This additional output makes it clearer: what is channel 0?

When a new transponder is found in the NIT data it doesn't have any
channel numbers yet, therefore the 0.

> And 'Al
> Jazeera' or a  program a channel 1673 indeed is nothing, I regularly 
> need to receive. ;-)
> At least this UPT and VDSB, which annoy me since 1.3.xx, have gone.

Very good.


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