On 9/25/07, Jacob Meuser <[EMAIL PROTECTED]> wrote:
> On Tue, Sep 25, 2007 at 08:25:36PM +0200, Mattieu Baptiste wrote:
> > Hi all,
> >
> > At my student residence we broadcast tv (french tnt) over our network
> > and I'm experiencing troubles in watching it with vlc.
> >
> > We use UDP for transport with an MPEG2 container (mpgv for video and
> > mpga for audio).
> > I receive packets, but the image is very ugly (I haven't any sound).
> >
> > I run -current, with latest snapshot packages.
> > Here is messages from vlc : http://mattieu.b.free.fr/openbsd/messages.vlc
> >
> > Any idea on what's going on ?
> > Mattieu
>
> looks like syncing problems due to broken (or maybe out-of-spec) MPEG PS.
>
> here is the relevant message from your output:
>
> ps warning: this does not look like an MPEG PS stream, continuing anyway
>
> can you get a copy of the PS and play it directly (not over the network)?
>
> mplayer is a little more lenient wrt MPEG spec adherence.  can you
> play this PS with mplayer?
>
> also, ffmpeg has been updated since the last package snapshots were
> built.  not sure if vlc is using libavformat or libavcodec in this
> particular instance, but it might not hurt to try updating your
> ffmpeg package.
>
> --
> [EMAIL PROTECTED]
> SDF Public Access UNIX System - http://sdf.lonestar.org
>
>

ok, I tried more experiments,

If I dump the stream in raw format with vlc on my machine :
http://mattieu.b.free.fr/openbsd/test2.avi the video is very ugly. If
I try to view this file with mplayer, it's ok.

If dump another sequence of the same stream from the server (debian
fully unstable machine) : http://mattieu.b.free.fr/openbsd/test.avi ,
I can play it with vlc (and mplayer) on my machine.

I just updated ffmpeg to see if it helps but without luck.


-- 
Mattieu Baptiste
"/earth is 102% full ... please delete anyone you can."

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