[K12OSN] speed question

[Peter Hartmann]

> as Terrell suggests you can't
> really have a whole lab all watching fullscreen video/sound
> (headphones) at the same time.

multicasting with vlc can do it, not locally. you almost have to try
it to belive how well it works. it's freaky, the audio almost syncs up
in a lab of thin clients.   you can start it with a custom vlcrc file
that will override local settings to use the video and audio output of
your choice.

Peter



On 4/5/07, Robert Arkiletian <robark at gmail.com> wrote:
> On 4/5/07, Kemp, Levi <lnkemp at bolivar.k12.mo.us> wrote:
> >
> >
> >
> >
> > Well that's almost disappointing. My boss wants to buy a whole new lab of
> > thin clients and LCD's. I wanted to use my current lab, all the iPaqs, and
> > possibly get new monitors, I'd rather use the money on a server and new
> > network equipment. The problem is then, if I go with our current computers,
> > they probably won't be good enough for the multimedia applications. They are
> > on the i810 chipset, but unfortunately don't support any upgrades aside from
> > memory. So what thin client would someone recommend for use in a multimedia
>
> Before you go out and buy all new clients. If I read correctly your
> current ones are 500Mhz Celerons with 256MB. They *might* be good
> enough to run Mplayer locally if that's what you mean by multimedia
> apps. LTSP 5 is supposed to be easier to do local apps and I think
> K12LTSP 7 is going to use LTSP 5. Even if you have video cards like
> the Matrox G400 or the Radeon 9200 as Terrell suggests you can't
> really have a whole lab all watching fullscreen video/sound
> (headphones) at the same time. It will not only hammer your server
> trying to decompress 30 video streams simultaneously but also saturate
> even a gigabit linked eth0, not to mention video/audio sync problems
> over the network. But you can do this with Mplayer as a local app.
> Provided you have clients powerful enough.
>
>
> --
> Robert Arkiletian
> Eric Hamber Secondary, Vancouver, Canada
> Fl_TeacherTool http://www3.telus.net/public/robark/Fl_TeacherTool/
> C++ GUI tutorial http://www3.telus.net/public/robark/
>
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