[mythtv] DVB-S2 (failure)

Staffan Pettersson staffan.pettersson at gmail.com
Fri Aug 14 22:36:43 UTC 2009


2009/8/14 Janne Grunau <janne-mythtv at grunau.be>:
> Hi,
>
> On Fri, Aug 14, 2009 at 05:47:35PM +0200, Staffan Pettersson wrote:
>>
>> Here is the output from the new patch "t5882_s2api_support_21269.diff"
>> scanning Thor at 0.8 W
>>
>> This is my first time sending logs, Hope that the output is ok.
>> What i can tell by this is that mythtv-scanner is disregarding many of
>> the scanning parameters.
>
> You set FEC to the correct value in the "Full scan (tuned)" dialog?
>
>> I know that Hauppage Nova HD S2 canīt scan
>> succesfully if any parameters is set to auto.
>
> I assume this is mainly FEC_AUTO? or inversion too?
>
> Janne
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>

Hi again

I am not leaving any parameter to "auto" in the full-scan dialog. I am
sorry to say but the new diff did not make any difference (21272).

I think this problem is only present on nova-s2 cards and other cards
using the same chip.

The values that i input should be correct because i have been using
the old patches before the scanner rewrite.

Example transport:
Frequency: 12015000
Polarity: Horizontal
Symbol rate: 30000000
Mod sys: DVB-S2
FEC: 3/4
Modulation: 8psk
Inversion: off
Rollof: 0.35


Mythtv output during scan:

2009-08-15 00:06:36.624 DVBChan(1:/dev/dvb/adapter1/frontend0): Old
Params: 0 auto a auto auto a a auto a v msys: UNDEFINED $
                        DVBChan(1:/dev/dvb/adapter1/frontend0): New
Params: 12015000 8psk 0 auto auto a a auto a h msys: DVB$
2009-08-15 00:06:36.624 DVBChan(1:/dev/dvb/adapter1/frontend0):
Tune(): Tuning to 1415000kHz

Cheers Staffan


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