[vlc-devel] Re: VIA CLE266 MPEG2 h/w decoder support

[Sigmund Augdal]

I read just yesterday about the VeXP (Via Enhanced Xine Player). I think
that may be what you are looking for.

Sigmund

On Tue, Sep 14, 2004 at 11:47:52AM +0100, Dermot McGahon wrote:
> Hi,
> 
> I don't know if you have seen the VIA mini-itx boards, but they
> are nice!
> 
> I would like to get some player support for the onboard MPEG2 h/w
> decoder. MPEG2 s/w decode using vlc is working, but it seems a pity
> not to use the available h/w. It would allow those freed-up cycles
> to be used for more aggressive video filtering.
> 
> There is open source code available for all the different parts, X
> driver, kernel driver and library (libddmpeg).
> 
> What is missing at the moment is media player support.
> 
> From this email exchange on the ffmpeg list, it seems that some GPL
> MythTV code might help. I will have a look at this when time permits
> but won't complain if somebody else beats me to it.
> 
> 
> Dermot.
> --
> 
> 
> 
> -----------------
> 
> From: Johannes Schmid <johannes.schmid at gmx.de>
> To: ffmpeg-devel at lists.sourceforge.net
> Subject: [Ffmpeg-devel] cle266 mpeg decoder (XvMC)
> Reply-To: ffmpeg-devel at lists.sourceforge.net
> Date: Sun, 25 Jul 2004 14:29:11 +0200
> 
> Hi!
> 
> Is it possible to add support for the VIA cle266 MPEG2 Hardware decoder
> to ffmpeg? There is XvMC support for this chip on unichrome.sf.net but
> it does not seem to be compatible with ffmpeg's support for nVidia and
> Intel XvMC hardware.
> Mplayer crashes when trying to use XvMC acceleration.
> 
> If someone could give me a hint I would try to fix the code myself but
> in the moment I have no idea where the problem could be located.
> 
> Regards
> Johannes
> 
> ----------------
> 
> From: Isaac Richards <ijr at po.cwru.edu>
> To: ffmpeg-devel at lists.sourceforge.net
> Subject: Re: [Ffmpeg-devel] cle266 mpeg decoder (XvMC)
> Reply-To: ffmpeg-devel at lists.sourceforge.net
> Date: Mon, 26 Jul 2004 13:59:31 -0400
> 
> On Monday 26 July 2004 12:54 pm, Johannes Schmid wrote:
> >Hi!
> > > There is no XvMC support through that driver.  It's a different API,
> >> which the driver authors are rather foolishly calling XvMC.
> > Which means I have to use libddmpeg which has two disadvantages:
> >- It does not work in mplayer/freevo
> >- It must be run as root?
> 
> Works in MythTV, though.  People can always pull my libddmpeg support mods  
> to
> libavcodec out and use elsewhere, but do note that they're GPLd, not LGPLd
> since they mainly came from via's hacked-up version of Xine.
> 
> Isaac
> 
> -- 
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