#N canvas 315 171 666 422 10; #X declare -lib Gem; #X text 452 8 GEM object; #X obj 9 270 cnv 15 430 135 empty empty empty 20 12 0 14 -233017 -66577 0; #X text 40 277 Inlets:; #X text 39 369 Outlets:; #X obj 9 227 cnv 15 430 40 empty empty empty 20 12 0 14 -195568 -66577 0; #X text 18 226 Arguments:; #X obj 8 56 cnv 15 430 165 empty empty empty 20 12 0 14 -233017 -66577 0; #X obj 449 77 cnv 15 200 280 empty empty empty 20 12 0 14 -228992 -66577 0; #X text 453 60 Example:; #X obj 544 290 cnv 15 100 60 empty empty empty 20 12 0 14 -195568 -66577 0; #N canvas 0 22 450 300 gemwin 0; #X obj 132 136 gemwin; #X obj 67 89 outlet; #X obj 67 10 inlet; #X msg 67 70 set destroy; #X msg 132 112 create \, 1; #X msg 198 112 destroy; #X msg 156 71 set create; #X obj 67 41 route create; #X connect 2 0 7 0; #X connect 3 0 1 0; #X connect 4 0 0 0; #X connect 5 0 0 0; #X connect 6 0 1 0; #X connect 7 0 3 0; #X connect 7 0 4 0; #X connect 7 1 6 0; #X connect 7 1 5 0; #X restore 549 329 pd gemwin; #X msg 549 310 create; #X text 545 289 Create window:; #X obj 451 173 cnv 15 155 80 empty empty empty 20 12 0 14 -24198 -66577 0; #X obj 451 83 gemhead; #X text 17 383 Outlet 1: gemlist; #X text 24 291 Inlet 1: gemlist; #X obj 451 322 square 3; #X obj 451 300 pix_texture; #X text 71 31 Class: pix object (timebased effect); #X obj 451 151 pix_film; #X obj 515 151 t f; #X obj 464 103 bng 25 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 -1; #N canvas 0 22 450 300 open 0; #X obj 85 49 inlet; #X obj 85 237 outlet; #X obj 85 145 openpanel; #X msg 85 179 open \$1; #X msg 259 213 auto 1; #X obj 268 179 loadbang; #X connect 0 0 2 0; #X connect 2 0 3 0; #X connect 3 0 1 0; #X connect 4 0 1 0; #X connect 5 0 4 0; #X restore 464 131 pd open; #X text 505 77 open a supported; #X text 506 88 movie-clip; #X text 523 114 macOS: quicktime; #X text 516 104 MS Windows: *.AVI; #X text 523 124 linux: depends...; #X floatatom 495 190 3 0 100 2 lo_threshold - -; #X obj 494 206 / 100; #X text 50 12 Synopsis: [pix_movement2]; #X obj 451 232 pix_movement2; #X floatatom 549 211 3 0 100 2 threshold - -; #X obj 548 227 / 100; #X msg 456 194 bang; #X text 29 57 Description: timebase IIR-filter for motion detection ; #X text 14 130 since image-noise can disturb this processing \, changes between two corresponding pixels that are smaller than "threshold" are ignored. The "threshold" is initially set to <threshold> and adjusts itself dynamically downwards towards <lo_threshold> (which is the absolute minimum); #X text 64 237 float: <lo_threshold> (0..1); #X text 66 252 float: <initial_threshold> (0..1); #X text 24 306 Inlet 1: bang: set the current frame as "background" ; #X text 24 323 Inlet 2: float: <lo_threshold> changes in the image that are smaller then <lo_threshold> are ignored; #X text 24 348 Inlet 3: float: <initial_threshold>; #X text 457 368 see also:; #X obj 521 370 pix_movement; #X text 15 78 [pix_movement2] detects movement in a frame with respect to the 2 previous frames and a "background"-image and stores it as a b/w-image (greyscale).; #X obj 548 8 declare -lib Gem; #X connect 10 0 11 0; #X connect 11 0 10 0; #X connect 14 0 20 0; #X connect 18 0 17 0; #X connect 20 0 32 0; #X connect 20 2 21 0; #X connect 21 0 20 1; #X connect 22 0 23 0; #X connect 23 0 20 0; #X connect 29 0 30 0; #X connect 30 0 32 1; #X connect 32 0 18 0; #X connect 33 0 34 0; #X connect 34 0 32 2; #X connect 35 0 32 0;