EM8300 - DXR/3 or Hollywood Video Card

propeller propeller.bln at gmx.de
Tue Jul 31 02:43:21 CEST 2001


Hi all,

I found at the 'Linux Knowledge Portal'

http://portal.suse.de

a hint how to use a decoder card with a
DVD-Player.
It's explained for SuSE but should work
similary for other distributions too.

english:
go to "User Reports" and choose the article
(31.05.2001) DVD-MPEG Decoder Card under Linux

german:
gehe zu "Erfahrungsberichte" and wähle den Artikel
(14.05.2001) DVD MPEG-Decoderkarte unter Linux

cu
Maik



----- Original Message -----
From: "Christophe Massiot" <massiot at via.ecp.fr>
To: <vlc at videolan.org>
Sent: Monday, July 30, 2001 2:00 PM
Subject: Re: [ANN] vlc 0.2.81


> On Mon, Jul 30, 2001, PhiloVivero wrote:
>
> > >    Looks like a problem with your xvideo installation ; however I have
> > > no idea what could be going wrong. Maybe someone with the same video
> > > card will have more information.
> >
> > What does it mean if SDL works, but xvideo doesn't work?
>
> SDL doesn't need YUV overlay to operate, it can also do software
rendering.
> Xvideo can't. Check your console and see if vlc talks about some
> "YUV optimization". Upgrade to the latest XFree86 and see if your video
> board is supported.
>
> > And, playing a DVD still trashes the filesystem cache (ie: eats up all
RAM).
> > I tried binding /dev/dvd to a raw device, but selecting the raw device
via VLC
> > does nothing. VLC perhaps thinks it's not a DVD device and thus ignores
my
> > attempts to play it?
>
> Is it VLC or libdvdcss ? Remember libdvdcss needs a phas of key
negociation
> with the drive, and that requires certain ioctl() on the device, so it
> may break here.
>
> > Raw device documentation claims that you have to speak with a raw device
using
> > full-sector addressing, so maybe this is the problem?
>
> I have no idea what it means. Can't we just lseek() ?
>
> > 0. After RAM gets filled up, the video gets choppy, sometimes pausing up
to
> > three seconds while the filesystem thrashes. So far as I can tell, this
is
> > only because the filesystem buffer is full, not any bug in VLC.
>
> Did you try turning on DMA ?
>
> > 1. Although video is fine (until RAM runs out) and sound is fine,
they're
> > almost never in sync. Off by 1/4 to 1/2 second. Watching dialogue is
painful.
> > And it's always speeding up/slowing down because music is off-tune and
pretty
> > bad.
>
> > And, just an aside, what's the story for supporting DXR/3 or Hollywood
video
> > hardware? The website mentions support is forthcoming. Is it a scheduled
> > project?
>
> As far as I know, no one is working on this at present.
>
> --
> Christophe Massiot.
>
>







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