[vdr] [PATCH] S2API for vdr-1.7.0(1.7.1) quick hack

Igor M. Liplianin liplianin at tut.by
Tue Sep 30 12:35:48 CEST 2008


В сообщении от 30 September 2008 09:08:59 Niels Wagenaar написал(а):
> Op Zo, 28 september, 2008 23:29, schreef gimli:
> > Hi,
> >
> > I'm on Astra 19.2 and tested the following HD transponders :
> > Anixe HD
> > Arte HD
> > Astra HD+
> >
> > first test results :
> >
> > Arte HD tunes ok and plays fine.
>
> Same here. Arte HD is a DVB-S2 transponder using the 8PSK modulation.
> Locking goes without any problems at all.
>
> > On Astra HD+ and Anixe HD im getting an error :
>
> Astra HD+ en Anixe HD is on a DVB-S2 transponder which is using a QPSK
> modulation.
>
> > -- SNIP --
> >
> > If you need further informations let me know.
>
> I tested other DVB-S2 transponders which have a QPSK modulation. All these
> didn't want to lock and gave a timeout. DVB-S2 Transponders with a 8PSK
> modulation did gave a lock (Hotbird has a couple, while I don't have
> subscriptions to chose channels, I'm able to lock those).
>
> So my first impression was, it's a missing parameter in the Frontend
> struct. So I made some changes and check if the transponder is DVB-S2 and
> added parameters for DTV_PILOT (with data PILOT_AUTO) and when QPSK is
> used with DVB-S2, to use the NBC_QPSK modulation (which is needed for
> DVB-S2 if I'm not mistaken) instead of regular QPSK.
>
> However, didn't bring me the sollution I hoped for. I now have a timeout,
> lost lock and regain lock, etc, etc, etc. But it's more then it was
> before.
>
> So I'm close. Currently I do have a small problem where I put in
> parameters which shouldn't been given (oops!) and now my DVB-card doesn't
> lock any more, I need to reboot first.
>
> I hope to start to work on it this further when I'm done with work. I'll
> keep you all posted :)
>
> BTW, I did manage to get DVB-T working. At least it locks on on the
> encrypted channels, but I didn't had time to check for image. Mainly since
> DVB-T is my backup for channel-viewing and I wanted to focus on the DVB-S2
> problem.
>
> > cu
> >
> > Edgar (gimli) Hucek
>
> Regards,
>
> Niels Wagenaar

May I ask you, Niels or Edgar, would you try szap-s2 with parameter -M3, which 
means NBC_QPSK modulation. It is interesting for me, whether it works. i'm 
not able to receive Astra HD+ and Anixe HD.

Best Regards 
Igor M. Liplianin



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