[MPlayer-dev-eng] Re: Re: Re: will there be further developmentformatroxg450 cards?

justin case justin_case at gmx.net
Fri Jun 4 19:25:07 CEST 2004


"D Richard Felker III" <dalias at aerifal.cx> wrote in message
news:20040604154529.GL26953 at brightrain.aerifal.cx...
> On Fri, Jun 04, 2004 at 09:48:17AM +0200, justin case wrote:
> > > > after a few days of researching the topic i figured, that only the
g400
> > has
> > > > proper tv-out support and that there is no way to get around the
> > > > unaccelerated fb1 with the 450. i'd be happy if you'd correct me on
this
> > one
> > > > ;)
> > >
> > > The way you get around it is the same as on the g400: don't use it!
> > > Instead use the accelerated fb0 and map it to the tv.
> >
> > how? - following this guide
> > (http://www.bglug.ca/matrox_tvout/g450_tvout_howto.html) i get a picture
on
> > fb1 and it looks terrible :(
> > i googled a lot and found noone to have a better solution. if there is
any,
> > please point me to it.
>
> DO NOT USE FB1!!!!!! DON'T EVEN LOAD THE MODULE FOR IT!
>
> Use matroxset to put head 1 in monitor mode, head 2 in tv mode, and
> map the same framebuffer (fb0) to both heads!!
>
> matroxset -f /dev/fb0 -o 1 2     # Setup second head as tv mode (NTSC)
> matroxset -f /dev/fb0 -m 3       # Mirror output to both heads.
>
> Change the 2 to a 1 if you need PAL. Change the 3 to a 1 for head 1
> only, or 2 for head 2 only.
>
> > > > what i actually read was that matrox had once given out specs for
the
> > g400
> > > > and so tv-out became possible with that card, but the g450 works a
bit
> > > > different internally and matrox all of a sudden refused to help with
> > specs
> > > > for that card.
> > >
> > > This is basically true but I don't think it matters for our particular
> > > situation. However I've never used a g450 so I can't be sure.
> >
> > sorry, i don't get your point. why shouldn't it matter, if the g450
can't do
> > proper tv-out?
>
> It can, afaik!!
>
> > > > > BTW this belongs on -users, not -dev-eng.
> > > >
> > > > my question was about further development so i want to ask the
> > developers
> > > > not the users.
> > >
> > > Huh?
> >
> > well, as i wrote: i found the g450 to be unusuable at this point for the
>
> No, it's not at all unusual. We just have a PEBCAK error here...
>
> Rich

well, Ville Syrjälä actually confirmed just what i already had learned the
hard way, but i am always open to suggestions and i will try your hints as
well..






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