lets make a replacement patch. where shall we begin? pp ________________________________________ From: [email protected] [[email protected]] On Behalf Of Derek Holzer [[email protected]] Sent: Tuesday, December 07, 2010 4:32 PM To: [email protected] Subject: Re: [PD] new license for pidip and unauthorized WAS: pd-pidip into Debian
Motion tracking can be done easily in GEM with a combination of [pix-background] to create a histrogram showing only changed pixel values, and [pix_blob] to track the center of gravity of those changed values. D. On 12/7/10 6:43 PM, Jose Luis Santorcuato wrote: > I don't quite understand why people do motion detection with squares > like that. I use a generic motion detection that gets me the centre of > the motion, and then when I rescale the values, it may split the > possible results into bands or squares because of rounding (if I > quantise them). > Hi all!, > what is the generic motion detector you are using Mathieu? I use pdp... > Best Regards > José > 2010/12/7 Mathieu Bouchard <[email protected] <mailto:[email protected]>>: > > On Tue, 7 Dec 2010, Pagano, Patrick wrote: > > > >> pdp_mgrid > > > > I don't quite understand why people do motion detection with squares like > > that. I use a generic motion detection that gets me the centre of the > > motion, and then when I rescale the values, it may split the possible > > results into bands or squares because of rounding (if I quantise them). > > > > Nevertheless, if I have a picture of size (240 320 3), I can make > groups of > > rows and columns, for example I [#redim (15 16 20 16 3)], which turns a > > picture into a 5-dimensional grid, and then if I [#transpose 1 2], I will > > have a 5-dimensional grid that is a 2-dimensional grid of 16x16 > icons. After > > that, many effects and analyses that GF can do on pictures will also > work on > > such groups of pictures without any change. > > > > But more simply, if I want an average of each 16x16 icon, I don't > need to go > > 5-dimensional, I can just do [#downscale_by 16 smoothly] and that's all. > > > >> pdp_cmap > >> pdp_ctrack > >> pdp_ascii > >> are essential > > > > I'd like to know what it takes for you to call something «essential». > Do you > > mean that there is no other way to do it with Pd, or just no other > way to do > > with with PDP ? > > > >> pdp_qt will be obsolete when we get either pix_film OR pix_movie or > >> whatever to play audio directly from a movie without extra table banging > >> [hopefully this exists somewhere] > > > > There's [#in~], which is rather experimental. It uses [#to~]. > > > > _______________________________________________________________________ > > | Mathieu Bouchard ---- tél: +1.514.383.3801 ---- Villeray, Montréal, QC > > _______________________________________________ > > [email protected] <mailto:[email protected]> mailing list > > UNSUBSCRIBE and account-management -> > > http://lists.puredata.info/listinfo/pd-list > > > > > -- > http://arselectronicachile.blogspot.com > http://comunicacionnativa.blogspot.com/ > http://www.myspace.com/santorcuato > > > > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list -- ::: derek holzer ::: http://macumbista.net ::: ---Oblique Strategy # 207: "Take away as much mystery as possible. What is left?" _______________________________________________ [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
