[clue-tech] Linux MCE

[Jon Buttjer]

Sounds like fun Michael.  I would like to see it work as well.
jontheisguy

On Tue, Sep 15, 2009 at 4:49 PM, Michael J. Hammel <
mjhammel at graphics-muse.org> wrote:

> On Tue, 2009-09-15 at 15:53 -0600, Michael Mikelson wrote:
> > I have these DVR cards I got off ebay, the 4 for $35 or something like
> > that.  Problem is that they claim to come with drivers, but really
> > don't.  There's a mini disc allegedly having Windows drivers on it,
> > but I'd not gotten them to work, and I'm an MCSE...from 10 ears
> > ago....but still.
> >
> > I don't know Linux all that well, as I'm a Project Manager now, not a
> > techie.  I got the following info from the seller, claiming that this
> > patch against kernel will work.  www.ap-accessgrid.org/linux/ivc.html
>
> We'll, we're way past 2.6.0-test3 so I'd say these patches are already
> in current kernels, though I haven't verified that.
>
> The bt878 doesn't do hardware mpeg encoding or decoding so you'll
> definitely need some CPU horsepower to record with these boards.
>
> > I don't know how to patch a kernel.  I don't know how to install a
> > bttv module.
>
> bttv is probably already available for your Linux distro.  I don't use
> LinuxMCE but since bttv usage is *very* common its very likely to
> already be available as a loadable module.
>
> If the module is not already loaded (try "lsmod | grep bttv") after boot
> them you may need to configure it to load via /etc/modprobe.conf.
>
> > I'm hoping someone here might be able to help me on this, please?  I
> > want to learn, more than anything else.
>
> Good for you!  That's actually one of the reasons I do Linux.  I always
> want to know WHY something works, not just make it work.  Well, not
> always.  But mostly.  :-)
>
> > I'm also reading that LinuxMCE won't work in a virtual environment.  I
> > have two of those pc's and I want to find a way to make one run
> > virtually.  I'm not opposed to dedicating a box to Linux MCE, but if I
> > could run VM's on top of LinuxMCE so I could run some other VM's on
> > the same boxes, it's be a great use of the hardware, is my thought.
> > Just trying to make the most of the boxes, of course!
>
> A quadcore could run LinuxMCE natively (non-vm) and then you could run a
> couple of Linux VMs next to it.  You'll run into CPU load issues
> (possibly) if trying to record from all 4 inputs at once *AND* running
> the VMs because of the need to convert the analog data into some
> meaningful video format.  Recording from one input and running a VM at
> the same time shouldn't be a major problem, depending on how the VM is
> configured.
>
> I run a MythTV client (not the server) on my quad-core at home along
> side doing lots of other work, including running VMs.  My MythTV server
> is a single core AMD64 with a Hauppauge PVR-150 and a Hauppauge HVR-1600
> (dual inputs - one analog, one digital).
>
> I've never tried to run the server or client under a VM, however.
>
> > So, if anyone is interested, this is the project I'll be bringing
> > Saturday.
>
> I can't be there - will be out of town.  But best of luck getting it
> running.
>
> --
> Michael J. Hammel                                    Principal Software
> Engineer
> mjhammel at graphics-muse.org
> http://graphics-muse.org
>
> ------------------------------------------------------------------------------
> Bumper Sticker: Everyone has a photographic memory... some just don't have
> any film.
>
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