[linux-dvb] Cam Menu?

David Härdeman david at hardeman.nu
Tue Oct 31 00:44:04 CET 2006


On Mon, Oct 30, 2006 at 11:36:24PM +0000, Andrew Lyon wrote:
>On 10/30/06, David Härdeman <david at hardeman.nu> wrote:
>>If you're feeling adventurous, you might try recompiling MythTV. In
>>mythtv/libs/libmythtv/dvbcam.cpp, function DVBCam::CiHandlerLoop(),
>>there is a usleep(250) which I suspect is way to low. The CI
>>specification (EN50221) says it's fine to poll every 100ms, so try
>>setting it to 90000 or so (this ain't 100% correct because MythTV might
>>still want the shorter timeout to read replies etc...but it's a start if
>>you want to spend some effort debugging).
>
>Wow!, changing usleep to 90000 seems to have completely fixed the
>problem :), Ive changed channel over and over again and even by
>entering channel numbers really quickly I cannot make it fail.
>
>The channel change time seems the same too, I will see how it goes in
>the next few days and report back again.
>
>Thanks for your suggestion, didnt it work as well for you?

Not completely...but it improved things. I think the cable might be 
dodgy so I'm arranging to get a new one (long story).

-- 
David Härdeman



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