[linux-dvb] Re: Question about consecutive tunings

[Holger Waechtler <holger@convergence.de>]

Hi,

sabbi wrote:
> Hi,
> 
> what's the safest method to make consecutive tunings? 
> 
> I usually use this method: 
> 	- if the transponder is the same I only change the PES_FILTER on
> the new audio and video pid
> 
> 	- otherwise I first tune, then change the filters on the
> demuxers
> 
> but sometimes it locks. 

what do you mean by 'it locks'?


> In the API PDF I dind't find anything relating to this situation.
> 
> Is it necessary to stop the demuxers before calling the tuning request?
> Do I need to follow a specific procedure to re-tune?

in old driver versions it was necessairy to stop the filters before 
tuning to another transponder to prevent an ARM crash. The new driver 
should do it for you. If you encounter problems or see that this does 
not works as expected please let me know.

Holger



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