#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 #e0e0e0 #404040 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 #bcbcbc #404040 0;
#X text 18 226 Arguments:;
#X obj 8 56 cnv 15 430 165 empty empty empty 20 12 0 14 #e0e0e0 #404040 0;
#X obj 449 77 cnv 15 200 280 empty empty empty 20 12 0 14 #dce4fc #404040 0;
#X text 453 60 Example:;
#X obj 544 290 cnv 15 100 60 empty empty empty 20 12 0 14 #bcbcbc #404040 0;
#X obj 451 173 cnv 15 155 80 empty empty empty 20 12 0 14 #14e814 #404040 0;
#X obj 451 83 gemhead;
#X text 17 383 Outlet 1: gemlist;
#X text 24 291 Inlet 1: gemlist;
#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 #fcfcfc #000000 #000000;
#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 - - 0;
#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 - - 0;
#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).;
#N canvas 484 243 450 300 META 0;
#X obj 10 25 declare -lib Gem;
#X text 10 45 DESCRIPTION timebase IIR-filter for motion detection;
#X text 10 65 KEYWORDS Gem pix image;
#X text 20 85 INLET_0 gemlist bang;
#X text 20 105 INLET_1 float;
#X text 20 125 INLET_2 float;
#X text 20 145 OUTLET_0 gemlist;
#X text 10 165 AUTHOR IOhannes m zmölnig;
#X text 10 185 LICENSE GPL v2;
#X restore 548 8 pd META;
#X obj 451 261 _pix2rectangle 3;
#X obj 550 296 _gemwin;
#X connect 11 0 15 0;
#X connect 15 0 27 0;
#X connect 15 2 16 0;
#X connect 16 0 15 1;
#X connect 17 0 18 0;
#X connect 18 0 15 0;
#X connect 24 0 25 0;
#X connect 25 0 27 1;
#X connect 27 0 42 0;
#X connect 28 0 29 0;
#X connect 29 0 27 2;
#X connect 30 0 27 0;
