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
×
143
views
no
answers
no
votes
2019-05-03 04:41:08 -0600
iveccc
Better approach to locate/segment a band in a noisy image
segmentation
extraction
contours
feature-detection
2d-image
2k
views
no
answers
no
votes
2019-04-22 13:48:23 -0600
Sky31
Contour + hough Transformation
opencv
contours
houghlinesp
python
258
views
no
answers
no
votes
2019-03-23 15:59:08 -0600
LBerger
storing centers of contours
contours
center
2k
views
no
answers
no
votes
2019-02-11 08:50:16 -0600
Lucy8
How to find contour vertices in JS? Editing/Understanging FindContours Points in JS
opencvjs
contours
vertices
points
javascript
coordinates
768
views
1
answer
no
votes
2019-02-11 05:48:02 -0600
GuybrushThreepwood
[JAVA] Extreme points in contours
java
contours
426
views
no
answers
no
votes
2019-02-11 05:07:58 -0600
Lucy8
Detect is the contour is in the mask area with JS
opencvjs
contours
findContours
mask
javascript
790
views
2
answers
no
votes
2020-04-09 14:29:17 -0600
supra56
I can't draw the contour approximation, I use a green square to take the video but no contour on it.
opencv
picamera
contours
7k
views
1
answer
no
votes
2019-01-03 16:01:16 -0600
sonicdoo
Calculate slope, length and angle of a specific part / side / line on a contour?
contours
distance
Angle
slope
lines
points
1k
views
1
answer
no
votes
2018-12-24 06:12:52 -0600
kbarni
How do I detect thinner/gray lines in a table?
contours
1k
views
1
answer
no
votes
2018-12-19 05:16:50 -0600
VxW
Mean of the distance transform
python
distanceTransform
contours
Euclidean_distance
widthcalculation
450
views
no
answers
no
votes
2018-12-15 23:46:25 -0600
Esh
Does openCV distance transform work for horizontal distance but not for vertical distance ?
opencv
python
distanceTransform
contours
1k
views
1
answer
1
vote
2018-12-08 01:40:47 -0600
berak
Segmenting two contours into two different images of same size using openCV-python
contours
182
views
1
answer
no
votes
2018-12-05 06:25:12 -0600
berak
find contours in an image?
android
opencv
contours
182
views
1
answer
no
votes
2018-12-02 09:09:01 -0600
berak
Find max shape to fit in my contour
contours
17k
views
2
answers
1
vote
2018-11-27 10:07:47 -0600
albertofernandez
How to get boundry and center information of a mask
contours
12k
views
3
answers
1
vote
2020-08-13 22:51:08 -0600
jcrist
How to merge nearby rectangles
opencv
python
contours
rectangles
231
views
1
answer
no
votes
2018-10-25 01:30:02 -0600
berak
what is the most effective way to measure middle width of trapezoid? C++
c++
opencv
contours
measure
Mat
712
views
no
answers
no
votes
2018-10-19 18:49:02 -0600
berak
Detect, stitch and get the contour of moving image real-time
matching
image-stitching
contours
4k
views
1
answer
no
votes
2018-10-03 10:49:29 -0600
minok
Find the center of mass of cells and crop the image
opencv
python
Crop-image
contours
mass-center
1k
views
no
answers
no
votes
2018-09-24 01:40:43 -0600
balasubramaniyan94
Contour Single blob with multiple object [closed]
contours
object_recognition
1k
views
1
answer
no
votes
2018-08-20 08:54:27 -0600
StevenPuttemans
Detect Contours
opencv
python
contours
2k
views
1
answer
no
votes
2018-07-18 07:31:45 -0600
kbarni
drawContours with Gradient color
contours
drawContours
Color
FindContour
10k
views
2
answers
no
votes
2018-07-19 04:26:49 -0600
kbarni
How to remove unwanted areas/pixels from image ?
imageprocessing
morphology
c++
opencv
contours
1k
views
1
answer
no
votes
2018-07-06 04:25:52 -0600
LBerger
Create contour from corner points
contours
corner
pointPolygonTest
204
views
1
answer
no
votes
2018-06-21 04:29:41 -0600
kbarni
How to find the thickness of the red color sealent in the image ????
thickness
contours
696
views
no
answers
no
votes
2018-06-19 03:24:48 -0600
Jérémy K
Imgproc.findContours not returning all contours [closed]
contours
bounding_boxes
8k
views
2
answers
no
votes
2018-06-17 15:24:49 -0600
LBerger
Merge Two Closely Overlapping Contours
contours
shape
merge
4k
views
1
answer
no
votes
2018-06-05 01:42:43 -0600
berak
TypeError:'NoneType' object cannot be interpreted as an integer
contours
TypeError
opencv
python
1k
views
no
answers
no
votes
2018-05-31 06:13:55 -0600
sazr
Obtain polylines only from cv::findContours()?
contours
findContours
1k
views
1
answer
no
votes
2018-05-30 08:13:53 -0600
ya_ocv_user
Fitting curved edges separated by sharp corners
edgedetection
canny
Hough
contours
« previous
1
2
3
4
5
...
9
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
contours
×30
opencv
×10
python
×7
c++
×2
distanceTransform
×2
findContours
×2
javascript
×2
opencvjs
×2
points
×2
2d-image
×1
android
×1
Angle
×1
bounding_boxes
×1
canny
×1
center
×1
Color
×1
coordinates
×1
corner
×1
Crop-image
×1
distance
×1
drawContours
×1
edgedetection
×1
Euclidean_distance
×1
extraction
×1
feature-detection
×1
FindContour
×1
Hough
×1
houghlinesp
×1
imageprocessing
×1
image-stitching
×1
java
×1
lines
×1
mask
×1
mass-center
×1
Mat
×1
matching
×1
measure
×1
merge
×1
morphology
×1
object_recognition
×1
picamera
×1
pointPolygonTest
×1
rectangles
×1
segmentation
×1
shape
×1
slope
×1
thickness
×1
TypeError
×1
vertices
×1
widthcalculation
×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
×