[PD] recording GEM output weird framerate

Lazzaro Nicolò Ciccolella ciccolix at tiscalinet.it
Mon Aug 9 12:26:18 CEST 2010

  Il 09/08/10 12.17, Marco Donnarumma ha scritto:
> Hi all,
> it's been a week now I'm struggling to record properly a GEM output, 
> reading archives and forums.
> I have fairly complex audiovisual patch with multiple geos, four 
> pix_snaps to create motion blur effect for 1280x320 res, and data 
> exchange through local network.
> However I can record in a really good quality using both pix_record or 
> pix_write.
> The problem is the recorded video is faster than the actual one.
> It doesn't matter if I record frames with pix_write and build a movie 
> with ffmpeg or I record a whole movie with pix_record, the resulting 
> movie is faster anyway.
> (I can confirm it 100% as I also record audio at the same time, and it 
> is indeed longer)
> This happens on a machine with ATI card, both in ubuntu jaunty and 
> windows with Pd-ext 42.5 rc 5.
> What is even weirder is that if I load the recorded video into Pd with 
> pix_film it tells me the video has 115 fps, but with any other 
> software fps is between 20 and 30 (which I assume should be the proper 
> framerate).
> Anybody experienced the same?
> What could I do about it?
I only have experience with pix_write oby (it generate tif/png/jpeg 
image sequence) and it write at framerate specified on the gemwin oby. 
If you have [gemwin 50] you have 50 frame per second image sequnce, if 
you set [gemwin 25] you have 25 .....

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