Re: [Ekiga-devel-list] Video capabilities and asterisk (mostly)

[Matthias Schneider <ma30002000 yahoo de>]

--- Damien Sandras <dsandras seconix com> schrieb am Di, 3.6.2008:

> Von: Damien Sandras <dsandras seconix com>
> Betreff: Re: [Ekiga-devel-list] Video capabilities and asterisk (mostly)
> An: ma30002000 yahoo de
> Datum: Dienstag, 3. Juni 2008, 10:45
> Le mardi 03 juin 2008 à 08:44 +0000, Matthias Schneider a
> écrit :
> > 
> > 
> > --- Damien Sandras <dsandras seconix com>
> schrieb am Di, 3.6.2008:
> > 
> > > Von: Damien Sandras <dsandras seconix com>
> > > Betreff: Re: [Ekiga-devel-list] Video
> capabilities and asterisk (mostly)
> > > An: ma30002000 yahoo de
> > > Datum: Dienstag, 3. Juni 2008, 9:43
> > > Le mardi 03 juin 2008 à 06:49 +0000, Matthias
> Schneider a
> > > écrit :
> > > 
> > > > 
> > > > This setting is not RFC-compliant (you can
> consider
> > > asterisk broken on that point). The default for
> this
> > > setting was decided to be the RFC compliant one
> during the
> > > lenghty mail exchange we had on the capabilities
> (you were
> > > on CC). Robert was particularly against making a
> > > non-compliant setting a default setting. 
> > > > 
> > > 
> > > Ok, I did not follow that part of the discussion.
> > > 
> > > And what are the drawbacks of not using that
> option when
> > > compiling and
> > > calling asterisk ?
> > > -- 
> > >  _     Damien Sandras
> > 
> > This depends on the codec.
> > H.261: QCIF only, max. 30 fps.
> > H.263+: QCIF only, max. 15 fps.
> > H.264: baseline profile, level 1 only -> about 64
> kbit/s max., only QCIF
> > MPEG4: Simple Profile, LEvel 1, I suppose similar to
> H.264
> > THEROA: dont remember exactly, but I think it is still
> full capability.
> > 
> 
> OK, so it will always use those specific settings, whatever
> the
> negociation is. 
> -- 
No, 
the point is that asterisk HAS NOT any kinds of negotiation, thus we fall back to
the lowest possible means of transmission.

Matthias



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