added statistical foreground extraction

svn path=/trunk/externals/pix_opencv/; revision=12151

1 files changed, 121 insertions, 0 deletions

diff --git a/pix_opencv_bgstats-help.pd b/pix_opencv_bgstats-help.pd
new file mode 100644
index 0000000..6b35001
--- /dev/null
+++ b/pix_opencv_bgstats-help.pd
@@ -0,0 +1,121 @@
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+#X obj 407 -28 gemhead;
+#X obj 365 487 pix_texture;
+#X obj 365 515 square 2;
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+#N canvas 0 22 454 304 gemwin 0;
+#X obj 67 89 outlet;
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+#X msg 182 68 set create;
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+#X obj 118 46 loadbang;
+#X msg 118 81 reset;
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+#X text 21 165 Create window and render;
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+#X obj 200 396 square 2;
+#X obj 266 167 translateXYZ -2 0 0;
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+#X obj 511 -37 openpanel;
+#X msg 511 -17 open \$1;
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+#X msg 517 26 auto \$1;
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+#X obj 364 259 translateXYZ 4 0 0;
+#X text 24 67 Comments and support @ ydegoyon.gmail.com;
+#X text 24 -2 Objects disappear from the foreground after a certain
+amount of time after they disappeared ( delta ) and make noise filtering
+using erosion and dilation steps ( erode paramater ). It also eliminates
+from the foreground object that are less than minarea parameter.;
+#X text 26 -47 pix_opencv_bgstats : foreground extraction using a statitical
+method.;
+#X obj 363 452 pix_opencv_bgstats;
+#X msg 406 300 delta \$1;
+#X obj 467 300 / 100;
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+#X floatatom 495 373 5 0 0 0 - - -;
+#X msg 425 371 minarea \$1;
+#X text 539 378 ( default : 10x10 );
+#X msg 447 405 reset;
+#X text 549 294 amount of time after which an object is deleted from
+the foreground ( default : 0.1 seconds );
+#X text 511 327 number of iterations of the erode-dilate filter;
+#X text 512 337 to eliminate small forms and noise;
+#X text 542 367 minimum size of foreground objects;
+#X text 491 406 resetting the background;
+#X text 512 348 ( default : 2 );
+#X msg 561 47 colorspace RGBA;
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