First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date ▼
activity
answers
votes
244 questions
Tagged
contours
×
1k
views
1
answer
1
vote
2020-12-02 21:10:57 -0600
sturkmen
Did convexityDefects function behaviour changed between cv2 versions 4.2.0 and 4.3.0?
python
build_opencv_python
convexityDefects
contours
1k
views
no
answers
no
votes
2020-11-21 04:35:54 -0600
kani
How to draw contour for a document in OpenCV.js?
javascript
contours
drawContours
1k
views
1
answer
1
vote
2020-11-15 17:09:36 -0600
crackwitz
OpenCV Segmentation of Largest contour
segmentation
contours
detection
medical
949
views
1
answer
1
vote
2020-10-22 11:43:22 -0600
sturkmen
Clicking contours with mouse but only 1 contour can be found? [closed]
opencv
python
contours
mouseevent
998
views
3
answers
1
vote
2020-09-13 03:28:30 -0600
sturkmen
Opencv multiple circle detection in a image
houghcircle
contours
imageprocessing
findContours
image-processing
786
views
1
answer
1
vote
2020-08-13 09:45:23 -0600
sturkmen
cv.findContours is connecting unconnected regions
contours
findContours
347
views
1
answer
no
votes
2020-07-03 08:05:08 -0600
supra56
Opencv can't show live webcam footage.What is wrong with my code ?
contours
3k
views
1
answer
2
votes
2020-06-29 08:10:08 -0600
sturkmen
Merge contour from vector<Points>
contours
points
360
views
1
answer
no
votes
2020-06-27 09:44:17 -0600
SylvainArd
inflexion points on a contour
contours
geometry
2k
views
1
answer
1
vote
2020-06-18 04:35:09 -0600
berak
Difference in drawn result between cv2.drawContours and drawing contours with a loop
findContours
contours
drawContours
2k
views
2
answers
1
vote
2020-06-14 11:26:45 -0600
sn4k3
Detect all black pixels inside a surrounded closed white area [closed]
contours
hierarchy
248
views
no
answers
no
votes
2020-06-03 04:00:14 -0600
Visionmop
matchShapes for Contour Defects
matchShapes
contours
c++
12k
views
1
answer
no
votes
2020-06-03 07:16:12 -0600
supra56
Finding rectangle contours in an image
finding
rectangle
contours
in
an
image
444
views
no
answers
no
votes
2020-05-05 16:09:55 -0600
Cătălina Sîrbu
How to avoid contours of different shapes to combine
Morphological
dilation_erosion
contours
1k
views
1
answer
1
vote
2020-04-11 01:58:25 -0600
hamsolo474
contourArea strange behaviour
contours
contourArea
python
3k
views
no
answers
no
votes
2020-03-31 12:18:09 -0600
laurent
Count cells on image using python and OpenCV [closed]
contours
opencv
python
719
views
1
answer
no
votes
2020-03-20 05:49:43 -0600
vins_26
Agricultural field boundary segmentation and delineation
python
segmentation
contours
1k
views
1
answer
no
votes
2020-03-23 17:51:04 -0600
ssokolow
Find only internal contours in JavaCV/OpenCV
findContours
javacv
contours
java
opencv
413
views
no
answers
no
votes
2020-02-24 07:24:35 -0600
yanivtu
Which pixels are included along a contour line when using cv2.drawContours
contours
drawContours
mask
236
views
no
answers
no
votes
2019-12-19 18:25:25 -0600
supra56
How to draw contours on squares drawn with pencil (Python)
opencv
python
contours
282
views
no
answers
3
votes
2019-12-03 07:24:10 -0600
patil.kshitij
How to split a contour in to open arcs?
contours
2d-image
732
views
no
answers
no
votes
2019-11-10 21:12:39 -0600
andrewc
Detecting a fiducial/data matrix under variable lighting
contours
edgedetection
3k
views
1
answer
no
votes
2019-10-29 10:18:55 -0600
berak
How to get number of contours
c++
contours
counting
7k
views
2
answers
no
votes
2019-10-10 08:24:10 -0600
nicolasabril
Error while working with contours
contours
python
mask
644
views
no
answers
no
votes
2019-09-24 08:04:31 -0600
bartley
How to find the true corner points of a binary object for robot object following purposes
machine-vision
contours
Bounding_Box
corners
282
views
1
answer
no
votes
2019-09-24 02:16:48 -0600
Witek
Scaning work place
contours
filter
edgedetection
blurring
1k
views
no
answers
1
vote
2019-08-28 06:58:00 -0600
wackoo
Finding a circle with a defective contour
circle
contours
broken
bad
sodacan
defect
899
views
1
answer
no
votes
2019-08-09 05:17:22 -0600
Jérémy K
Compare segmentation result to ground truth
contours
Validation
segmentation
polygon
intersection
110
views
no
answers
no
votes
2019-07-09 01:07:19 -0600
mispore
How to find the point on the fan-shaped straight line? The straight line has been distorted. I have found the center of the fan-shaped circle.
contours
381
views
no
answers
no
votes
2019-05-21 15:01:04 -0600
violetforest
How to calculate pose and transformation for contours and its bounding rect for AR app?
contours
augmentedReality
pose-estimation
boundingRect
1
2
3
4
5
...
9
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
contours
×30
python
×7
findContours
×4
opencv
×4
drawContours
×3
segmentation
×3
c++
×2
edgedetection
×2
mask
×2
2d-image
×1
an
×1
augmentedReality
×1
bad
×1
blurring
×1
Bounding_Box
×1
boundingRect
×1
broken
×1
build_opencv_python
×1
circle
×1
contourArea
×1
convexityDefects
×1
corners
×1
counting
×1
defect
×1
detection
×1
dilation_erosion
×1
filter
×1
finding
×1
geometry
×1
hierarchy
×1
houghcircle
×1
image
×1
imageprocessing
×1
image-processing
×1
in
×1
intersection
×1
java
×1
javacv
×1
javascript
×1
machine-vision
×1
matchShapes
×1
medical
×1
Morphological
×1
mouseevent
×1
points
×1
polygon
×1
pose-estimation
×1
rectangle
×1
sodacan
×1
Validation
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×