If the video is not so big, you can shoot the screen at 25 fps with [pix_write] and make a film of all the pictures with mencoder :
mencoder "mf://*.jpg" -mf fps=25 -o output.avi -ovc lavc -lavcopts vcodec=mpeg4 01ivier 2011/3/23 •≈•≈•≈• <[email protected]> > i have the same problem on OS X. > is there any other way to record GEM videos? > thanks > > > On Sun, Mar 13, 2011 at 1:50 PM, Matteo Sisti Sette > <[email protected]> wrote: > > I've also tried with "auto 1", with and without the bangs, and nothing > > changes. > > > > On 03/13/2011 01:43 PM, Olivier Baudu wrote: > >> > >> Hi, > >> > >> I've recently tried all the codecs but without success... :-/ > >> (pd-ext 0.42.5 // gem 0.92.3 // Ubuntu 10.04) > >> > >> Sorry... > >> > >> If someone knows a way to make it works, I'll be happy too... > >> > >> Cheers... > >> > >> 01ivier > >> > >> > >> > >> 2011/3/12 Matteo Sisti Sette <[email protected] > >> <mailto:[email protected]>> > >> > >> Some more detailed information of what happens: > >> > >> 1 I start Pd Extended > >> 2 I open the patch which uses pix_record > >> 3 send it "codec 5" > >> 4 send it "open filename.mov" > >> 5 send it "record 1" > >> 6 send it a bang at every frame > >> 7 send it "record 0". > >> > >> (it is always receiving the gemlist) > >> > >> Result: it only records the first frame (not a black frame, an > >> actual frame). > >> > >> If I repeat steps 4-7, i records only one frame again (overwriting > >> the file, as expected). If I repeat only steps 5-7, it does nothing, > >> doesn't even touch the file (this may be expected). > >> > >> If I close the patch (but not Pd), and repeat steps 2-5, it crashes. > >> > >> > >> This is Pd Extended 0.42.5, gem 0.92.3 compiled sep 22 2010 (comes > >> with pd extended), Ubuntu 10.04 > >> > >> > >> Apart from the crash which I can avoid, is there something I am > >> missing to have it record more than one frame??? Does anybody know > >> of a codec that gives less issues? (there are too many to try them > >> all). > >> > >> thanks > >> m. > >> > >> > >> > >> > >> > >> On 03/12/2011 08:18 PM, Matteo Sisti Sette wrote: > >> > >> Hi, > >> > >> Time ago I succesfully used pix_record in Windows by trying > >> different > >> codecs until I found one that wouldn't make it crash. > >> > >> Now I'm trying to use it in linux and I managed to create the > >> output > >> file and it seems it records one black frame, but nothing more. > >> The file > >> seems to have the correct dimensions in pixels but it never grows > >> to > >> more than a few Kb. > >> > >> I use "codec 5" which is ffmpeg mjpeg. > >> > >> I have: > >> > >> [gemhead 99] > >> | > >> [t b a] > >> | / > >> [pix_snap 500 500] > >> | > >> [t b a] > >> | / > >> [pix_record] > >> > >> Well I'm simplifying it, because I have a spigot so that the > >> situation > >> is equivalent to the picture above only after I've sent the > >> "record 1" > >> message. > >> > >> I send to pix_record, in this order: > >> "file output.mov" > >> "record 1" > >> ... now for every frame I send it a bang (and the gemlist of > >> course) > >> "record 0" > >> ...now i stop banging it > >> > >> I've verified that pix_snap is snapping as expected (I've tried > >> putting > >> a pix texture after it and using the texture on a square). > >> > >> Any idea? > >> > >> It prints this message to the console when it receives the > >> "file" message: > >> encoding as Quicktime (QT7 compatible) > >> > >> but it doesn't print any message when it gets the "record 1" and > >> "record > >> 0" messages. > >> > >> thanks > >> m. > >> > >> > >> > >> _______________________________________________ > >> [email protected] <mailto:[email protected]> mailing list > >> UNSUBSCRIBE and account-management -> > >> http://lists.puredata.info/listinfo/pd-list > >> > >> > > > > > > _______________________________________________ > > [email protected] mailing list > > UNSUBSCRIBE and account-management -> > > http://lists.puredata.info/listinfo/pd-list > > > > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list >
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