hi, i try to do using two pix_video but only one capture.
i attached the patch. any idea? tkz On Wed, Aug 25, 2010 at 12:19 PM, Jose Luis Santorcuato < santorcuat...@gmail.com> wrote: > Yes, we can, I have three cameras connect only limited by the usb ports, I > sometimes use a single gemhead, under it add up how many objects you want, > however I prefer to use for monitoring ctrack pidip , pdp libraries, those > pd are not in order for windows. > > Best regards > > José > > 2010/8/25 IOhannes m zmoelnig <zmoel...@iem.at> > >> On 2010-08-24 21:51, Ricardo Brazileiro wrote: >> > hi all, >> > >> > How can I use two webcam in Gem to tracking (pix_blob) ? >> >> use 2 [pix_video] objects. >> >> > >> > Is it possible? >> >> yes. >> >> > >> > I have two webcam, /dev/video0 and /dev/video1. I tested using pix_video >> but >> > I only change the device in the same window. >> >> the window has nothing to do with either the video grabbing nor the >> video analysis. >> you can grab video, run [pix_blob] on it and still only see a teapot :-) >> >> anyhow: pix_blob will only ever work on single pixes ("frames"). >> if you want to use 2 cameras (e.g. to enlargen the viewing angle), you >> basically have 2 possibilities: >> - merge the two video streams into one, by using whatever compositing >> techniques you are easy with. a simple one would be to display both >> pixes (probably in a not-displayed [gemframebuffer]), and use [pix_snap] >> to grab the composited image). then run whatever analysis you want on >> the new big pix. >> >> - do analysis on each stream and then merge the results >> >> gfmasdr >> IOhannes >> >> >> _______________________________________________ >> Pd-list@iem.at mailing list >> UNSUBSCRIBE and account-management -> >> http://lists.puredata.info/listinfo/pd-list >> >> > > > -- > > http://arselectronicachile.blogspot.com > http://www.myspace.com/santorcuato > > > > _______________________________________________ > Pd-list@iem.at mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list > > -- ricardo brazileiro http://rbrazileiro.info
#N canvas 0 25 1679 969 10; #X obj 148 -18 gemhead; #X obj 148 24 pix_video; #N canvas 162 133 570 420 serin 0; #X obj 205 60 cnv 20 20 20 empty \$0-open-canvas 0 4 10 0 16 -233017 -1 0; #X obj 60 61 hradio 18 1 1 8 empty empty empty 0 -6 0 8 -225271 -1 -1 0; #X obj 60 13 inlet; #X msg 200 202 label \$1; #X obj 200 180 makefilename %d; #X obj 59 108 int; #X obj 59 337 outlet; #X msg 201 306 set \$1 \$2; #X obj 59 266 trigger bang anything; #X obj 201 286 list; #X obj 200 225 send \$0-open-canvas; #X msg 60 210 device \$1; #X connect 1 0 5 0; #X connect 2 0 1 0; #X connect 3 0 10 0; #X connect 4 0 3 0; #X connect 5 0 4 0; #X connect 5 0 11 0; #X connect 7 0 6 0; #X connect 8 0 6 0; #X connect 8 1 9 0; #X connect 9 0 7 0; #X connect 11 0 8 0; #X coords 0 -1 1 1 165 20 1 60 60; #X restore 221 -37 pd serin; #X obj 148 147 pix_threshold; #X obj 186 53 loadbang; #X msg 185 73 50; #X obj 185 120 / 100; #X floatatom 185 97 5 0 0 0 - - -; #X obj 148 268 pix_blob; #X floatatom 163 297 5 0 0 0 - - -; #X floatatom 211 312 5 0 0 0 - - -; #X obj 148 350 pix_texture; #X obj 148 388 rectangle 4 3; #N canvas 340 107 682 322 gemwin 0; #X obj 102 122 tgl 15 0 \$0-gemstart \$0-gemstart empty 17 7 0 10 -262144 -1 -1 0 1; #X obj 102 161 r \$0-gemstart; #X obj 102 182 select 1 0; #X msg 102 214 create \, 1; #X msg 177 215 destroy; #X obj 102 239 t a; #X obj 318 54 inlet; #X obj 318 255 gemwin; #X obj 318 100 t a a; #X obj 318 287 outlet; #X obj 350 128 route create destroy; #X obj 350 150 t b; #X msg 350 172 1; #X obj 390 150 t b; #X msg 390 172 0; #X obj 350 195 t f; #X msg 350 219 set \$1; #X text 118 122 rendering; #X connect 1 0 2 0; #X connect 2 0 3 0; #X connect 2 1 4 0; #X connect 3 0 5 0; #X connect 4 0 5 0; #X connect 5 0 8 0; #X connect 6 0 8 0; #X connect 7 0 9 0; #X connect 8 0 7 0; #X connect 8 1 10 0; #X connect 10 0 11 0; #X connect 10 1 13 0; #X connect 11 0 12 0; #X connect 12 0 15 0; #X connect 13 0 14 0; #X connect 14 0 15 0; #X connect 15 0 16 0; #X connect 16 0 0 0; #X coords 0 -1 1 1 85 40 1 100 100; #X restore 526 425 pd gemwin; #X msg 526 381 create; #X msg 576 382 1; #X obj 576 403 tgl 15 0 empty empty empty 17 7 0 10 -262144 -1 -1 0 1; #X obj 148 210 pix_background; #X floatatom 229 173 5 0 0 0 - - -; #X obj 163 322 outlet; #X obj 211 333 outlet; #X msg 245 149 0.22; #X obj 304 77 pack f f f; #X floatatom 308 42 5 0 0 0 - - -; #X floatatom 348 35 5 0 0 0 - - -; #X msg 304 106 \$1 \$2 \$3; #X floatatom 378 35 5 0 0 0 - - -; #X msg 370 106 47 64 130; #X msg 219 3 device 0; #X obj 650 -11 gemhead; #X obj 650 31 pix_video; #X obj 650 154 pix_threshold; #X obj 688 60 loadbang; #X msg 687 80 50; #X obj 687 127 / 100; #X floatatom 687 104 5 0 0 0 - - -; #X obj 650 275 pix_blob; #X floatatom 665 304 5 0 0 0 - - -; #X floatatom 713 319 5 0 0 0 - - -; #X obj 650 357 pix_texture; #X obj 650 395 rectangle 4 3; #X obj 650 217 pix_background; #X floatatom 731 180 5 0 0 0 - - -; #X obj 665 329 outlet; #X obj 713 340 outlet; #X msg 747 156 0.22; #X obj 806 84 pack f f f; #X floatatom 810 49 5 0 0 0 - - -; #X floatatom 850 42 5 0 0 0 - - -; #X msg 806 113 \$1 \$2 \$3; #X floatatom 880 42 5 0 0 0 - - -; #X msg 872 113 47 64 130; #X msg 721 10 device 1; #X connect 0 0 1 0; #X connect 1 0 3 0; #X connect 2 0 28 0; #X connect 3 0 17 0; #X connect 4 0 21 0; #X connect 5 0 7 0; #X connect 6 0 3 1; #X connect 7 0 6 0; #X connect 8 0 11 0; #X connect 8 1 9 0; #X connect 8 2 10 0; #X connect 9 0 19 0; #X connect 10 0 20 0; #X connect 11 0 12 0; #X connect 14 0 13 0; #X connect 15 0 16 0; #X connect 16 0 13 0; #X connect 17 0 8 0; #X connect 18 0 17 1; #X connect 21 0 18 0; #X connect 22 0 25 0; #X connect 23 0 22 0; #X connect 24 0 22 1; #X connect 25 0 3 2; #X connect 26 0 22 2; #X connect 27 0 3 2; #X connect 28 0 1 0; #X connect 29 0 30 0; #X connect 30 0 31 0; #X connect 31 0 41 0; #X connect 32 0 45 0; #X connect 33 0 35 0; #X connect 34 0 31 1; #X connect 35 0 34 0; #X connect 36 0 39 0; #X connect 36 1 37 0; #X connect 36 2 38 0; #X connect 37 0 43 0; #X connect 38 0 44 0; #X connect 39 0 40 0; #X connect 41 0 36 0; #X connect 42 0 41 1; #X connect 45 0 42 0; #X connect 46 0 49 0; #X connect 47 0 46 0; #X connect 48 0 46 1; #X connect 49 0 31 2; #X connect 50 0 46 2; #X connect 51 0 31 2; #X connect 52 0 30 0;
_______________________________________________ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list