[vlc] Re: Quicktime h264

Anderson Onir anderson.onir at gmail.com
Fri Aug 19 13:17:29 CEST 2005


My interest is about play with VLC an h264 multicast live stream,
encoded in Apple Broadcaster + Quicktime 7.
It is possible?

With stable binary or i need to compile ?


Sorry for my english.
Thanks,
Anderson Onir


2005/8/18, Brian Raymond <braymond at echostorm.net>:
> Sorry about the confusion, I wrote that on my cell and it came out
> wrong.
> 
> I mainly use VLC for encoding of H.264 using x264 and QT plays it
> back just fine. For encoding it turned out to be faster on my
> Powerbook then Apple's encoder with the same quality (visual
> observation). I can't pull off even low quality real time encodes
> using Apple's encoder but x264 can do it with acceptable quality.
> 
> I have Apple encoded H.264 QT files which play back fine in VLC and
> given that Apple's H.264 support doesn't cover a number of  features
> off the top of my head I don't see any real areas of incompatibility.
> 
> - Brian
> 
> 
> On Aug 18, 2005, at 6:53 PM, Måns Rullgård wrote:
> 
> > Derk-Jan Hartman <pjotr at sidekick.student.utwente.nl> writes:
> >
> >
> >> On 18 aug 2005, at 22:52, Måns Rullgård wrote:
> >>
> >>> "Brian Raymond" <braymond at echostorm.net> writes:
> >>>
> >>>
> >>>
> >>>> I've had good experiences with x264 playing back QT encoded
> >>>> files. AFAIK x264 is more feature rich then Apple's implementation
> >>>> and
> >>>> at least on my Powerbook it's much faster.
> >>>>
> >>>>
> >>>
> >>> x264 only encodes.  You've probably been using ffmpeg/libavcodec,
> >>> which can indeed decode most things files, but it's still missing
> >>> several features, which are not used very often.
> >>>
> >>
> >> No he is not. He said that it's faster then QT, and that is
> >> impossible since h265 in libavcodec is not altivec optimized etc.
> >>
> >
> > Wrong, libavcodec does have altivec optimizations for h264.
> >
> >
> >> libavcodec is about twice as slow on OSX then QTP.
> >>
> >
> > So what is he using then?
> >
> > --
> > Måns Rullgård
> > mru at inprovide.com
> >
> > --
> > This is the vlc mailing-list, see http://www.videolan.org/vlc/
> > To unsubscribe, please read http://www.videolan.org/support/lists.html
> >
> >
> >
> 
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>

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