GMU:Tutorials/Performance Platform/Custom People Tracking - Revision history

Shuyan at 19:04, 31 July 2016

2016-07-31T19:04:47Z

← Older revision		Revision as of 19:04, 31 July 2016
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	'''Now, you can get the value of people's position!'''		'''Now, you can get the value of people's position!'''

	Thank you.		Thank you.

Shuyan at 19:03, 31 July 2016

2016-07-31T19:03:33Z

← Older revision		Revision as of 19:03, 31 July 2016
Line 70:		Line 70:
	(x0, y0) and (x1, y1) mean the position of left-top point and right-bottom point of the blob. Hence, the center point of the blob is (x1-x0)/2, (y1-y0)/2. And it is (205-131)/2, (151-79)/2= (37,36) in my case.		(x0, y0) and (x1, y1) mean the position of left-top point and right-bottom point of the blob. Hence, the center point of the blob is (x1-x0)/2, (y1-y0)/2. And it is (205-131)/2, (151-79)/2= (37,36) in my case.

	Above explains how to get more accurate value of blob's position under the adjustment in reading images. You can download the complete code of MaxMsp here: <https://github.com/ConnorFk/MaxMspDBLPosition>		Above explains how to get more accurate value of blob's position under the adjustment in reading images.

			'''You can download the complete code of MaxMsp here:''' <https://github.com/ConnorFk/MaxMspDBLPosition>

	[[Image:testing result position result.png\|thumb\|left\|653px]]		[[Image:testing result position result.png\|thumb\|left\|653px]]

Shuyan at 19:02, 31 July 2016

2016-07-31T19:02:38Z

← Older revision		Revision as of 19:02, 31 July 2016
Line 77:		Line 77:

	'''Now, you can get the value of people's position!'''		'''Now, you can get the value of people's position!'''
			Thank you.

Shuyan at 19:01, 31 July 2016

2016-07-31T19:01:40Z

← Older revision		Revision as of 19:01, 31 July 2016
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	[[File:stesting process.jpg]]		[[File:stesting process.jpg]]
	<br style="clear:both">		<br style="clear:both">

			'''Now, you can get the value of people's position!'''

Shuyan at 18:56, 31 July 2016

2016-07-31T18:56:41Z

← Older revision		Revision as of 18:56, 31 July 2016
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	<br style="clear:both">		<br style="clear:both">

	=='''Detection'''==		=='''Part 4 Detection'''==

	'''Capture: jit.rgb2luma'''		'''Capture: jit.rgb2luma'''
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	(x0, y0) and (x1, y1) mean the position of left-top point and right-bottom point of the blob. Hence, the center point of the blob is (x1-x0)/2, (y1-y0)/2. And it is (205-131)/2, (151-79)/2= (37,36) in my case.		(x0, y0) and (x1, y1) mean the position of left-top point and right-bottom point of the blob. Hence, the center point of the blob is (x1-x0)/2, (y1-y0)/2. And it is (205-131)/2, (151-79)/2= (37,36) in my case.

	Above explains how to get more accurate value of blob's position under the adjustment in reading images. You can ~~find~~ the complete code of MaxMsp here: <https://github.com/ConnorFk/MaxMspDBLPosition>		Above explains how to get more accurate value of blob's position under the adjustment in reading images. You can download the complete code of MaxMsp here: <https://github.com/ConnorFk/MaxMspDBLPosition>

	[[Image:testing result position result.png\|thumb\|left\|653px]]		[[Image:testing result position result.png\|thumb\|left\|653px]]
	[[File:stesting process.jpg]]		[[File:stesting process.jpg]]
	<br style="clear:both">		<br style="clear:both">

Kanfeng: /* Detection */

2016-07-31T18:52:09Z

Detection

← Older revision		Revision as of 18:52, 31 July 2016
Line 70:		Line 70:
	(x0, y0) and (x1, y1) mean the position of left-top point and right-bottom point of the blob. Hence, the center point of the blob is (x1-x0)/2, (y1-y0)/2. And it is (205-131)/2, (151-79)/2= (37,36) in my case.		(x0, y0) and (x1, y1) mean the position of left-top point and right-bottom point of the blob. Hence, the center point of the blob is (x1-x0)/2, (y1-y0)/2. And it is (205-131)/2, (151-79)/2= (37,36) in my case.

	Above explains how to get more accurate value of blob's position under the adjustment in reading images.		Above explains how to get more accurate value of blob's position under the adjustment in reading images. You can find the complete code of MaxMsp here: <https://github.com/ConnorFk/MaxMspDBLPosition>

	[[Image:testing result position result.png\|thumb\|left\|653px]]		[[Image:testing result position result.png\|thumb\|left\|653px]]
	[[File:stesting process.jpg]]		[[File:stesting process.jpg]]
	<br style="clear:both">		<br style="clear:both">

Kanfeng: /* Detection */

2016-07-31T18:48:36Z

Detection

← Older revision		Revision as of 18:48, 31 July 2016
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	"cv.jit.label", "cv.jit.blobs.bound", "cv.jit.blobs.bound.draw" can be regarded as combo objects, these three objects aim to detail the pixel matrix on the image filter by "jit.op @op < @val 172" in the last step. To read the pixels with similar brightness as pixel blobs, to classify them as a group, and finally use mark this group in rectangle. And in this case, the blobs represent the head of people in the top view.		"cv.jit.label", "cv.jit.blobs.bound", "cv.jit.blobs.bound.draw" can be regarded as combo objects, these three objects aim to detail the pixel matrix on the image filter by "jit.op @op < @val 172" in the last step. To read the pixels with similar brightness as pixel blobs, to classify them as a group, and finally use mark this group in rectangle. And in this case, the blobs represent the head of people in the top view.

			'''Read the position of blobs'''

	~~'''Read~~ the position of blobs~~'''~~		The code part in the left-bottom side output the data of blobs into position value in x and y axis. There are five group of data, from the first to the fifth respectively represents: 1. the order of the blobs that are captured, which is "0" in my case. 2. the x0 value of the blobs. 3. the y0 value of the blobs. 4. the x1 value of the blobs. 5. the y1 value of the blobs.

			(x0, y0) and (x1, y1) mean the position of left-top point and right-bottom point of the blob. Hence, the center point of the blob is (x1-x0)/2, (y1-y0)/2. And it is (205-131)/2, (151-79)/2= (37,36) in my case.

	~~The code part in the left bottom side output the data~~ of ~~blobs into~~ position ~~value in x and y axis. There are five group of data, from~~ the ~~first to the fifth respectively represents: 1. the order of the blobs that are captured, which is "0"~~ in ~~my case. 2. the x0 value of the blobs. 3. the y0 value of the blobs. 4. the x1 value of the blobs. 5. the y1 value of the blobs~~.		Above explains how to get more accurate value of blob's position under the adjustment in reading images.

	[[Image:testing result position result.png\|thumb\|left\|653px]]		[[Image:testing result position result.png\|thumb\|left\|653px]]
	[[File:stesting process.jpg]]		[[File:stesting process.jpg]]
	<br style="clear:both">		<br style="clear:both">

Kanfeng: /* Part 3 Code testing */

2016-07-31T18:44:33Z

Part 3 Code testing

← Older revision		Revision as of 18:44, 31 July 2016
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	[[Image:grablibrary2.png\|thumb\|left\|353px]] [[Image:grablibrary03.png\|thumb\|left\|270px]]		[[Image:grablibrary2.png\|thumb\|left\|353px]] [[Image:grablibrary03.png\|thumb\|left\|270px]]
	~~<br style="clear:both">~~

	~~[[Image:shuyan testing1.png\|thumb\|left\|653px]]~~
	<br style="clear:both">		<br style="clear:both">

Kanfeng: /* Detection */

2016-07-31T18:44:00Z

Detection

← Older revision		Revision as of 18:44, 31 July 2016
Line 70:		Line 70:
	'''Read the position of blobs'''		'''Read the position of blobs'''

	The code part in the left side output the data of blobs into position value in x and y axis. There are five group of data, from the first to the fifth respectively represents: 1. the order of the blobs that are captured, which is "0" in my case. 2. the x0 value of the blobs. 3. the y0 value of the blobs. 4. the x1 value of the blobs. 5. the y1 value of the blobs.		The code part in the left bottom side output the data of blobs into position value in x and y axis. There are five group of data, from the first to the fifth respectively represents: 1. the order of the blobs that are captured, which is "0" in my case. 2. the x0 value of the blobs. 3. the y0 value of the blobs. 4. the x1 value of the blobs. 5. the y1 value of the blobs.

	[[Image:testing result position result.png\|thumb\|left\|653px]]		[[Image:testing result position result.png\|thumb\|left\|653px]]
	[[File:stesting process.jpg]]		[[File:stesting process.jpg]]
	<br style="clear:both">		<br style="clear:both">

Kanfeng: /* Detection */

2016-07-31T18:43:36Z

Detection

← Older revision		Revision as of 18:43, 31 July 2016
Line 70:		Line 70:
	'''Read the position of blobs'''		'''Read the position of blobs'''

	The code part in the left side output the data of blobs into position value in x and y axis. There are ~~four~~ group of data, from the first to the ~~fourth~~ respectively represents: 1. the order of the blobs that are captured. 2. the x0 value of the blobs. 3. the y0 value of the blobs.		The code part in the left side output the data of blobs into position value in x and y axis. There are five group of data, from the first to the fifth respectively represents: 1. the order of the blobs that are captured, which is "0" in my case. 2. the x0 value of the blobs. 3. the y0 value of the blobs. 4. the x1 value of the blobs. 5. the y1 value of the blobs.

	[[Image:testing result position result.png\|thumb\|left\|653px]]		[[Image:testing result position result.png\|thumb\|left\|653px]]
	[[File:stesting process.jpg]]		[[File:stesting process.jpg]]
	<br style="clear:both">		<br style="clear:both">