[linux-dvb] Assistance writing patch for Nova-T 500 stuttering problems

Patrick Boettcher patrick.boettcher at desy.de
Tue Jul 17 19:53:11 CEST 2007


I nothing really important happens I'm trying to provide something this or 
beginning of next week.


On Sun, 15 Jul 2007, Matt Doran wrote:
> Hi there,
> The Nova-T 500 has some serious problems with some channels in various 
> locations around Australia. These channels show serious video 
> break-up/stuttering like there is poor reception, however this is not 
> the case.   Using other tuners (e.g. other cards, or tuners in TVs), or 
> using the Nova-T 500 on Windows doesn't exhibit these problems.  I 
> raised this issue 3 or four months ago 
> (http://www.linuxtv.org/pipermail/linux-dvb/2007-April/017065.html).
> Patrick Boettcher indicated that it relates to some peculiarities with 
> the DVB broadcast 
> (http://www.linuxtv.org/pipermail/linux-dvb/2007-April/017102.html).    
> The Hauppauge windows drivers now have a registry key 
> (HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\HCW99BDA\Parameters\FixSFN) 
> that can be used to modify the tuner's behaviour to fix this problem.
> I'd like to work on a patch for the drivers to add a module option 
> "fix_sfn", that does the same as the windows drivers.  But need to know 
> what registry settings need to be changed.  If Patrick or someone from 
> Hauupauge or Dibcom could give me this information, I'd like to develop 
> the initial patch.
> Thanks in advance,
> Matt
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