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316 questions

2k
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1
answer
1
vote
2013-06-18 10:15:54 -0600 berak

The contours in drawcontours is closed or not?

1k
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1
answer
no
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2014-09-11 04:35:40 -0600 coco

Help me to track the mistake for measuring angles in opencv

3k
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no
answers
no
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2013-06-24 01:54:39 -0600 Shaban flag of Indonesia

How to detect the direction of moving objects?

1k
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2
answers
1
vote
2013-06-25 21:43:47 -0600 Shaban flag of Indonesia

Error in BackgroundSubtraction Mog2

368
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no
answers
no
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2013-06-27 06:27:14 -0600 burakim

Opencv Contour Error

3k
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2
answers
1
vote
2015-03-03 06:07:12 -0600 Shinigami

How to do Background substraction

30k
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3
answers
no
votes
2020-06-07 21:00:14 -0600 supra56 flag of Canada

Measuring the dimension(height and width) of an object.

4k
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2
answers
-1
votes
2013-07-03 10:35:22 -0600 SR

Measure the Length and Width of the bounding Box

3k
views
1
answer
no
votes
2013-08-05 13:16:04 -0600 berak

call of overloaded ‘Point_(cv::Point2f&)’ is ambiguous

39k
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2
answers
no
votes
2013-08-27 03:07:31 -0600 lenteken

Best method to count the black and white pixels of the image.

19k
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1
answer
2
votes
2013-08-26 10:04:01 -0600 lenteken

Count the pixel (black or white) in real time.

1k
views
1
answer
no
votes
2013-09-11 04:17:54 -0600 Moster

Displaying radius of a circle

6k
views
1
answer
no
votes
2013-09-16 05:47:52 -0600 Siegfried

Get all points inside a rectangle using opencv findcontour method

5k
views
1
answer
1
vote
2013-09-29 16:35:44 -0600 Psidium

Detecting text in sheet of paper

714
views
no
answers
2
votes
2013-10-01 17:41:14 -0600 stereomatching

Detect multiple similar objects in a bunch of still images

30k
views
1
answer
no
votes
2013-09-30 02:54:00 -0600 Michael Burdinov

fill contour with drawContours

1k
views
2
answers
no
votes
2013-10-03 03:53:32 -0600 Pedro Batista flag of Portugal

best way for detecting contour

50k
views
1
answer
1
vote
2013-10-03 09:03:04 -0600 Michael Burdinov

copy part of a image Mat to another one

768
views
1
answer
no
votes
2013-10-05 05:26:05 -0600 Guanta

problem with contour - Invalid address specified to RtlValidateHeap

4k
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no
answers
no
votes
2013-10-08 00:44:40 -0600 Shaban flag of Indonesia

How to create an array of Mat by the number of frame?

1k
views
no
answers
1
vote
2013-10-14 07:51:15 -0600 Robionic

Masking the area outside a 2D set of grid points OpenCV

5k
views
1
answer
1
vote
2013-11-27 06:07:53 -0600 Haris flag of India

How to Erode the border and get rectangel shape?

530
views
1
answer
no
votes
2013-12-04 18:19:54 -0600 Shaban flag of Indonesia

How to take "cv::Mat frame" inside contours?

432
views
1
answer
no
votes
2013-12-05 23:28:36 -0600 Haris flag of India

How to do proper thresholding?

2k
views
1
answer
1
vote
2013-12-11 11:12:56 -0600 bpp

how to draw rectangles from find countours

1k
views
2
answers
5
votes
2013-12-22 02:54:36 -0600 mtourne

Filtering out coast line

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