[mythtv] dvb-s2

Mark Buechler mark.buechler at gmail.com
Tue Jan 2 16:18:52 UTC 2007


DVB-S2 is waiting for multiprotocol support. Sadly, movement on
multiprotocol is sluggish at best. The API has been defined but not ratified
nor much reviewed, from what I can tell.

- Mark.

On 1/2/07, Yeasah Pell <yeasah at schwide.com> wrote:
>
> Daniel Kristjansson wrote:
> >
> > MythTV has supported DVB-S2 since the 0.20 release. But
> > I've been told that DVB-S2 won't be supported by the Linux
> > DVB project or added to their main branch until after the
> > next DVB API rewrite. What this means for MythTV is that
> > we need to wait until the DVB guys settle on a new API
> > before we can add support for official Linux DVB project
> > supported DVB-S2.
> >
> >
>
> This isn't quite true -- there has to date been no support for DVB-S2 in
> any linux software that I'm aware of. The stuff which is sometimes
> labeled DVB-S2 is just support for turbo 8PSK modulation for the benefit
> of receiving certain proprietary HD signals in north america, but the
> USB card which that driver supports does not implement the DVB-S2
> standard -- and in fact, standard S2 cards don't implement all the
> features required to tune the proprietary signals targeted by this
> device. It really has nothing to do with DVB-S2.
>
> The new DVB API (not released yet) was created to support the
> considerable added complexity of DVB-S2. More mythtv code will be
> required eventually, but the drivers and API aren't even there yet so
> that's probably still a ways off.
>
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