[GEM-dev] problem to play movies at normal speed with GEM objects

Jack jack at rybn.org
Sun Aug 16 02:27:25 CEST 2009


Oops, this is not imagemagick but ffmpeg !
++

Jack


Le dimanche 16 août 2009 à 02:17 +0200, Jack a écrit :
> Ok, thank you for the clarifications Chris.
> I haven't photo-JPEG on VLC (ubuntu 9.04), i will try later with
> mencoder or imagemagick.
> ++
> 
> Jack
> 
> 
> Le samedi 15 août 2009 à 19:17 -0400, chris clepper a écrit :
> > On Sat, Aug 15, 2009 at 6:25 PM, Jack <jack at rybn.org> wrote:
> >         So the comportment is the same under GEM ?
> > 
> > It really depends on the OS and API used to decode the video.
> > Quicktime has similar performance using either Motion or Photo JPEG,
> > and ffmpeg treats them equally well in Windows using FFDShow.  I don't
> > know if libquicktime is handling these codecs on Linux or not.  
> >  
> >         
> >         But it is better to use Photo-JPEG for scratch video for
> >         example
> >         (sending a float in the second inlet) ?
> > 
> > Use Photo-JPEG for non-interlaced sources and Motion for interlaced.
> > Or deinterlace before converting to Photo.
> > 
> > 
> 
> 
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