Questions - OpenCV Q&A Forum

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2014-03-19 13:31:53 -0600 Will Stewart

Crop image based on largest quadrilateral contour OpenCV

contours

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no

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2014-04-07 02:55:18 -0600 pj

extract point sequence of edge (a not enclosed contour)

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2014-04-08 23:39:52 -0600 Haris

Remove contours/bounding rect with an area < n

contours

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5

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2014-04-10 04:46:57 -0600 berak

Sorting contours from left to right and top to bottom

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2014-06-04 21:06:16 -0600 Abid Rahman K

Sort contours in python

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2014-06-17 07:45:47 -0600 Goosebumps

Split connected blobs

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2014-06-17 22:39:20 -0600 Haris

Android: cannot draw the interior of contours

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2014-08-05 06:57:02 -0600 thdrksdfthmn

isContourConvex error -215

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2016-05-21 14:31:32 -0600 sturkmen

Contours sorting.

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2014-10-22 21:26:41 -0600 CVNovice

How would I sort contours from cvFindContours using RETR_TREE into a tree/pyrimid based on hierarchy?

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2014-09-22 07:47:27 -0600 thdrksdfthmn

How to detect concentric squares?

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2014-10-14 07:12:47 -0600 fedor

eccentricity ( elongation ) of contours

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2014-10-26 05:18:34 -0600 Rasmus

Detect contour with mask

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2014-10-25 16:23:08 -0600 jossyy

How can I find defect points?

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no

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2015-01-19 12:04:38 -0600 Pedro Batista

Objects Detection in python opencv

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2015-01-27 06:43:28 -0600 Pedro Batista

Contours. What are those really?

contours

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no

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2015-02-14 08:45:26 -0600 FooBar

OpenCV C++ contours - keeping results contiguous over frames

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2015-03-13 10:32:43 -0600 FooBar

How to extract contours bigger than some size?

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2015-04-09 08:08:06 -0600 antithing

multiple contour bounding box

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no

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2015-04-08 10:58:26 -0600 ClintFromVa

perspectiveTransform on contours?

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2015-04-16 15:55:32 -0600 theodore

how to detect contours for two or more than two specific colors ?

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no

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2015-04-16 03:36:31 -0600 HasiKP

Contours radius unit

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2015-05-05 17:20:42 -0600 theodore

tracking boundary using opencv

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1

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2015-05-11 21:09:47 -0600 NabeelKhan

cubic spline interpolation on contour points

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2015-06-06 13:21:47 -0600 Eduardo

get Center of nearby contours ??

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2015-06-28 01:32:15 -0600 dastaan90

In Python, how can I reduce a list of contours to those of a specified size?

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2015-07-10 04:00:32 -0600 StevenPuttemans

Contour properties

contours

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no

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2015-07-16 13:52:24 -0600 LBerger

How should I choose the shape of the structuring element for a morphological closing?

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no

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2015-08-10 06:35:03 -0600 LBerger

How can I filter contour lines and draw/erase shapes

9k

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2015-08-19 16:11:53 -0600 LBerger

244 questions

Crop image based on largest quadrilateral contour OpenCV

extract point sequence of edge (a not enclosed contour)

Remove contours/bounding rect with an area < n

Sorting contours from left to right and top to bottom

Sort contours in python

Split connected blobs

Android: cannot draw the interior of contours

isContourConvex error -215

Contours sorting.

How would I sort contours from cvFindContours using RETR_TREE into a tree/pyrimid based on hierarchy?

How to detect concentric squares?

eccentricity ( elongation ) of contours

Detect contour with mask

How can I find defect points?

Objects Detection in python opencv

Contours. What are those really?

OpenCV C++ contours - keeping results contiguous over frames

How to extract contours bigger than some size?

multiple contour bounding box

perspectiveTransform on contours?

how to detect contours for two or more than two specific colors ?

Contours radius unit

tracking boundary using opencv

cubic spline interpolation on contour points

get Center of nearby contours ??

In Python, how can I reduce a list of contours to those of a specified size?

Contour properties

How should I choose the shape of the structuring element for a morphological closing?

How can I filter contour lines and draw/erase shapes

contourArea() unit ??

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