[vlc-devel] VLC's performance on SMP system

[Pavlov Konstantin]

On Tue, Jun 02, 2009 at 09:29:07PM +1000, xxcv wrote:
> Kaloyan Kovachev wrote:
> > On Mon, 01 Jun 2009 23:37:45 +1000, xxcv wrote 
> >   
> >> Results: 
> >>
> >> VLC-1.0.0-RC2 + ffmpeg-mt got many avcodec "cannot decode one frame", side
> >>     
> > effect = video shakes. 
> >   
> >> Windows build of Mplayer + ffmpeg-mt experimental build worked wonderfully
> >>     
> > fine. 
> >   
> >> Windows Media Player 11.0 + ffdshow + ffmpeg-mt worked fine also. 
> >> With thread count = 2 
> >> Compared CPU usage graphs. 
> >> http://img207.imageshack.us/img207/6103/81030683.png
> >>     
> >
> > Just to confirm that with the 64bit (slackware64) built of VLC-1.0.0-RC2 +
> > ffmpeg-mt the results are the same - 'video shakes' and often there are
> > artifacts in the picture (when the source is an HD stream with ~12Mbit/s -
> > with a local file there are no artifacts)
> >
> >   
> I think VLC will never be able to use ffmpeg-mt

not true

> because it is a different project

not true

It is a part of 2008 GSoC FFMpeg project "Generic frame-level multithreading support"

> and probably not going to be merged into ffmpeg.

not true. will be merged once Alexander finishes his work.

-- 
Philogyny recapitulates erogeny; erogeny recapitulates philogyny.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 197 bytes
Desc: Digital signature
URL: <http://mailman.videolan.org/pipermail/vlc-devel/attachments/20090602/b3eec349/attachment.sig>