Euglena tracking and OSC broadcasting - Revision history

Lscherff at 07:06, 10 June 2015

2015-06-10T07:06:22Z

← Older revision		Revision as of 07:06, 10 June 2015
Line 1:		Line 1:
	=== Quick and dirty Euglena tracking using OpenCV, Syphon, and OSC. ===		=== Quick and dirty Euglena tracking using OpenCV, Syphon, and OSC. ===

			Sources at GitHub: https://github.com/lscherff/biogames/tree/master/TrackEuglenaSyphonOSC

	==~~Full source: [[File:TrackEuglenaSyphonOSC.zip‎]]~~==		=== Threshold based Euglena detection ===

	~~=== Threshold based Euglena detection ===~~
	<source lang="java">		<source lang="java">
	opencv.loadImage(cam);		opencv.loadImage(cam);

2015-06-08T09:59:38Z

← Older revision		Revision as of 09:59, 8 June 2015
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	opencv.gray();		opencv.gray();
	opencv.invert();		opencv.invert();
	~~threshold = int(map(mouseX,0,width,0,255));~~

	opencv.erode();		opencv.erode();
	opencv.dilate();		opencv.dilate();

			threshold = int(map(mouseX,0,width,0,255));
	opencv.threshold(threshold);		opencv.threshold(threshold);

2015-06-08T09:59:21Z

← Older revision		Revision as of 09:59, 8 June 2015
Line 1:		Line 1:
	== Quick and dirty Euglena tracking using OpenCV, Syphon, and OSC. ==		=== Quick and dirty Euglena tracking using OpenCV, Syphon, and OSC. ===


	* Full source: [[File:TrackEuglenaSyphonOSC.zip‎]]		==Full source: [[File:TrackEuglenaSyphonOSC.zip‎]]==

	=== Threshold based Euglena detection ===		=== Threshold based Euglena detection ===

2015-06-08T09:58:46Z

← Older revision		Revision as of 09:58, 8 June 2015
Line 1:		Line 1:
	== Quick and dirty Euglena tracking using OpenCV, Syphon, and OSC. ==		== Quick and dirty Euglena tracking using OpenCV, Syphon, and OSC. ==


	* Full source: [[File:TrackEuglenaSyphonOSC.zip‎]]		* Full source: [[File:TrackEuglenaSyphonOSC.zip‎]]

2015-06-07T09:27:10Z

Skipping large/small contours

← Older revision		Revision as of 09:27, 7 June 2015
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	</source>		</source>

	=== Skipping large/small contours ===		=== Skipping large/small/malformed contours ===
	<source lang="java">		<source lang="java">
	for (Contour contour : contours) {		for (Contour contour : contours) {

2015-06-07T09:26:39Z

Maintaining Euglena identity in a list (based on proximity from frame to frame), computing speed as dx, dy

← Older revision		Revision as of 09:26, 7 June 2015
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	</source>		</source>

	=== Maintaining Euglena identity in a list (based on proximity from frame to frame), computing speed as dx, dy ===		=== Maintaining Euglena identity in a list (based on proximity from frame to frame), computing speed as dx, dy and mean speed as mdx, mdy===

	<source lang="java">		<source lang="java">

2015-06-07T09:25:43Z

Maintaining Euglena identity in a list (based on proximity from frame to frame), computing speed as dx, dy

@@ Line 51: / Line 51: @@
      euglenaList.add(new Euglena(r.x, r.y));
+   }
+}
 </source>

2015-06-07T09:24:51Z

← Older revision		Revision as of 09:24, 7 June 2015
Line 2:		Line 2:

	* Full source: [[File:TrackEuglenaSyphonOSC.zip‎]]		* Full source: [[File:TrackEuglenaSyphonOSC.zip‎]]


	=== Threshold based Euglena detection ===		=== Threshold based Euglena detection ===

2015-06-07T09:24:30Z

Skipping large/small contours

@@ Line 30: / Line 30: @@
        if (a > minArea && wh > 0.1 && wh < 10 && a < maxArea) {
        // ...
 </source>

2015-06-07T09:22:31Z

Threshold based Euglena detection

← Older revision		Revision as of 09:22, 7 June 2015
Line 16:		Line 16:

	opencv.threshold(threshold);		opencv.threshold(threshold);

			// ...

			contours = opencv.findContours();
			</source>

			=== Skipping large/small contours ===
			<source lang="java">
			for (Contour contour : contours) {
			float a = contour.area();
			Rectangle r = contour.getBoundingBox();
			float wh = float(r.width)/float(r.height);
			if (a > minArea && wh > 0.1 && wh < 10 && a < maxArea) {
			// ...
	</source>		</source>