В сообщении от 30 September 2008 19:03:19 Darron Broad написал(а): > In message <[EMAIL PROTECTED]>, "Igor M. Liplianin" > wrote: > > LO > > >> >> > 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 f= > > > >or > > > >> >> 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. > > If you make an error in the params it can trip the property dump debug > output routine. > > use this patch to catch invalid commands, there may be others to catch tho: > http://dev.kewl.org/v4l-dvb/patches/s2-mfe-debug-dump-9036.diff > > >> >> 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, wh=3D ich=3D20 > >> >means NBC_QPSK modulation. It is interesting for me, whether it works. > >> > i'm=3D =3D20 > >> >not able to receive Astra HD+ and Anixe HD. > >> > >> I will test it. > >> > >> For your information, when I fixed up Manu's szap hack renaming it szap2 > >> i had to add a whole bunch of options which were originally known as > >> `team' then they eventually became known later as `meow' > >> > >> These are all necessary for the hvr-4000 with the cx24116 which is a > >> dumb part. > >> > >> These params were: > >> > >> -m : modulation 0=3DQPSK (DVB-S) 1=3DNBC-QPSK (DVB-S2) 2=3DNBC-8PSK > >> (DV= > > > >B-S2) > > > >> -e : fec 0=3DNONE 1=3D1/2 2=3D2/3 3=3D3/4 4=3D4/5 5=3D5/6 6=3D6/7 > >> 8=3D8= > > > >/9 9=3D9/10 10=3D3/5 > > > >> 11=3DAUTO -o : rolloff 0=3D0.20 1=3D0.25 2=3D0.35 > >> -w : pilot 0=3DOFF 1=3DON 2=3DAUTO > >> > >> The cx24116 can't do auto-detect from what we know for any DVB-S2 > >> paramet= > > > >er > > > >> not only modulation. I had to emulate auto-pilot in the demod. rolloff > >> seems superfluous in most cases but even then you must have an option to > >> allow it. > >> > >> I will check your szap but raise the point above if not all these > >> options are catered for. If they are catered for and not named MEOW then > >> I will be disappointed, but will survive ;-) > > > >Suddenly, pilot not implemented :-(=20 > >I get parameters from VDR(with part of source code, with perspective put > > it= =20 > >back modified), think it is familiar for VDR users > > -S : delivery system type DVB-S=3D0, DVB-S2=3D1 > > -M : modulation 1=3DBPSK 2=3DQPSK 3=3DNBC-QPSK(for DVB-S2) > > 5=3D= 8PSK > > -C : fec 0=3DNONE 12=3D1/2 23=3D2/3 34=3D3/4 35=3D3/5 45=3D4/5 > > = 56=3D5/6 67=3D6/7=20 > >89=3D8/9 910=3D9/10 999=3DAUTO > > -O : rolloff 35=3D0.35 25=3D0.25 20=3D0.20 0=3DUNKNOWN > >So, szap-s2 can handle channels.conf line like this(though not compatible > > w= ith=20 > >VDR, but similar): > >poverkhnost:12111:lC34M5O0S1:0:27500:1201:1301:3201 > > > >It is not like I'm pretend on copyright here, I can easily remove my name > > f= rom=20 > >sources. I pretend to be useful. > >Welcome any other comments. Now it is valuable like gold. > > > :=) Igor, I was feeling mostly nostalgia for the `meow' options, I can see > > the rewritten szap2 has much more to offer! > > BTW, where do i get it? > > Cya! > > -- > > // / > {:)==={ Darron Broad <[EMAIL PROTECTED]> > \\ \
Now szap-s2 is on http://mercurial.intuxication.org/hg/szap-s2 Sourceforge not available yet :-( Igor _______________________________________________ vdr mailing list vdr@linuxtv.org http://www.linuxtv.org/cgi-bin/mailman/listinfo/vdr