[mythtv-users] 6150 Component output

Alex Halovanic halovanic at gmail.com
Sun Feb 11 15:52:04 UTC 2007


That's exactly how I did switch between the modes, but as I said,
switching to a lower res format just makes the screen a smaller
rectangle, while the timings remain at 1080i.  My board's an Asus CSM
and this is with the 9746 Nvidia driver.

On 2/11/07, Steven Ellis <steven at openmedia.co.nz> wrote:
> Alex Halovanic wrote:
> > I just bought a 6150 board with component output and I was wondering
> > the same thing too.  Unfortunately, you've realized correctly that you
> > do need to specify the TVStandard and can't switch modelines on the
> > fly.  The odd thing is that you can specify HD1080i as your TVStandard
> > and use both 1920x1080 and 1280x720 modes, but both are still at 1080i
> > timings, so the 1280x720 is just a smaller rectangle on your screen at
> > 1080i, which is extremely odd.  The same thing happens for any res
> > lower than your TVStandard res.  I suspect it's only an Nvidia driver
> > limitation.
> >
> > I had set out to use different resoulutions as well to match my
> > inputs.  I did some testing of video clips to see if it made a real
> > difference.  At least with my set, I got the best results using my TVs
> > native resolution (1080i) and letting the myth system scale and
> > deinterlace everything.
> >
> Ok i've been using these boards quite a lot.
>
> If you specify 1080i it allows for the following timings
>
> 1080i
> 720p
> 576p
> 480p
> 576i
> 480i
>
> And you can use xrandr or some other tool to switch resolutions.
>
> If you want to check this just try the following as root on the command line
>
> startx -- -logvebose 6
>
> Steve
> > On 2/10/07, Calvin Harrigan <charriglists at bellsouth.net> wrote:
> >
> >> I'm considering buying a M2NPV-VM motherboard with the onboard 6150 with
> >> component output.
> >> Reading through the mailing list archive I see at least several people
> >> use this board with varying success.  Because I've not used a nvidia
> >> card with component output, I was curious as to how it works.  Reading
> >> the configuration samples it seems like you would need to specify a TV
> >> format like:
> >> Option "TVStandard" "HD480i"
> >> Option "TVStandard" "HD1080i"
> >> Option "TVStandard"   "HD720p"
> >>
> >> If that's the case does this prevent me from being able to change video
> >> modes?
> >> I would like to change modes depending on what content I'm viewing.
> >> Anyone using this setup?
> >>
> >>
> >> Calvin...
> >>
> >>
> >> _______________________________________________
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> >>
> >>
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>
>
> --
> Steven Ellis - Technical Director
> OpenMedia Limited
> email   - steven at openmedia.co.nz
> sales   - sales at openmedia.co.nz
> support - support at openmedia.co.nz
> website - http://www.openmedia.co.nz
>
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