[mythtv] [mythtv-commits] Ticket #3326: Implement multiple recordings per transport

Dave Oxley dave at daveoxley.co.uk
Tue Jan 15 07:03:57 UTC 2008


Daniel Kristjansson wrote:
> On Mon, 2008-01-14 at 20:52 +0000, Nick F wrote:
>   
>> Awesome feature!  Works like a charm on unencrypted channels, but it
>> seems to have stopped my CAM working (Sky NDS in the UK).  I get a
>> 'small c' when it tries to lock onto the signal: 
>>
>> Signal 68% ¦ S/N 4.7 dB ¦ BE 0 ¦ (LMSc) Partial Lock
>>
>> In the backend log I get:
>>
>> DTVSM(0) Error: Wrong PMT; pmt->pn(6302) desired(4216)
>>
>> Do I need to rescan channels?  It's not a problem with unencrypted
>> channels / multiplex ( e.g. BBC), but is for encrypted (e.g. Channel
>> 4).  CAM was working perfectly before (with a legit Sky subscription!)
>>     
>
> You should not need to rescan channels.
>
> Are you trying to view two or more encrypted streams at once, or one
> encrypted and other non-encrypted stream[s]? CAM's can have a limit
> on the number of streams they can decode independent of other hardware
> limitations.
>
> -- Daniel
>   
I'm trying to view 2 encrypted channels but only one is recording. Can
you tell from my log output (http://www.daveoxley.co.uk/mythbackend.log)
whether its the CAM that is limiting this ability or if this is a bug? I
get lots of these messages:
2008-01-15 17:44:27.441 AddTSPacket: Out of sync!!! Need to wait for
next payloadStart PID: 0x11, continuity counter: 1 (expected 3).

I would also like to say thanks for this great feature. It is going to
be extremely useful as the Antenna HD and SD channels are beginning to
differ in content here in Aus. Probably won't get as much use out of it
as I'd hoped if my CAM can't decrypt multiple satellite channels though.

Cheers,
Dave.



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