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316 questions
Tagged
14k
views
2
answers
no
votes
2017-12-01 11:28:32 -0600
pipeecs780
How to measure distance between 2 objects in a video? - Edited
Video
label
distance_metrics
1k
views
2
answers
1
vote
2015-07-09 20:51:45 -0600
sturkmen
Detecting dent in pipelines
python
opencv2.4.10
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
2dgrid
mask
2.4.6
4k
views
1
answer
1
vote
2013-03-19 00:48:44 -0600
Haris
Fill Color on ConvexHull
convexHull
fillColor
contour
2k
views
1
answer
no
votes
2013-06-11 07:39:20 -0600
berak
vector<vector<Point> > contours 'Unable to read memory error'
cvFindContours
vectors
44k
views
1
answer
1
vote
2015-11-07 15:49:03 -0600
sturkmen
How to use approxPolyDP to close contours
approxPolyDP
approxPoly
contours
opencv2.4.11
findContours
30k
views
3
answers
no
votes
2020-06-07 21:00:14 -0600
supra56
Measuring the dimension(height and width) of an object.
#opencv
1k
views
1
answer
no
votes
2016-10-01 11:05:13 -0600
berak
Problem with contourArea return value
opencv3.1.0
contourArea
contours
shapedetection
2k
views
no
answers
1
vote
2018-12-05 18:27:26 -0600
Ahmed
Detecting ID Card
Overlooked
6k
views
1
answer
3
votes
2014-02-13 05:48:47 -0600
jm
Can't draw contours [SOLVED]
drawContours
iteration
Imgproc
c++
visual-studio-2012
VS2012
4k
views
1
answer
2
votes
2016-04-23 03:15:31 -0600
Balaji R
Clicking on a point in an image finds the closest contour points
findContours
contour
2k
views
1
answer
1
vote
2013-12-11 11:12:56 -0600
bpp
how to draw rectangles from find countours
FindContour
rectangle
956
views
1
answer
no
votes
2017-03-22 12:00:30 -0600
berak
Contour fn is not working well and not getting subpixel image by warpaffine fn
c++
contours
2k
views
1
answer
no
votes
2016-08-24 19:33:11 -0600
j0h
how do i change the fullscreen fill colour?
fillColor
fullscreen
background
442
views
1
answer
-1
votes
2018-05-12 13:54:00 -0600
berak
Creating Bounding boxes for contours
c++
opencv
757
views
no
answers
no
votes
2015-08-27 00:34:09 -0600
Deepak Kumar
unable to understand this finger counting code
opencv
fingercounting
Angle
rotation
295
views
no
answers
no
votes
2017-02-12 18:47:03 -0600
balloman
Can't find countours
gpu
CUDA
131
views
no
answers
no
votes
2016-04-10 05:41:46 -0600
marcello90
Problem to find contours
contour
1k
views
2
answers
-1
votes
2019-11-21 08:40:45 -0600
Gilal Nauman
I have the codes for live video and finding contours separately.I would like to know how both the codes can be stitched together to find contours in a live video
opencv
c++
89
views
no
answers
no
votes
2015-04-19 05:56:07 -0600
berak
measuring height of two color with same border. [closed]
c++
644
views
1
answer
1
vote
2015-10-27 05:59:12 -0600
vitruvius
Why do I get different Length and Area for identical objects
contours
image-processing
arcLength
contourArea
moments
2k
views
1
answer
3
votes
2015-06-04 09:11:24 -0600
Nina
Gap filling in letters
c++
imageprocessing
textdetection
4k
views
2
answers
-1
votes
2013-07-03 10:35:22 -0600
SR
Measure the Length and Width of the bounding Box
#opencv
2k
views
no
answers
no
votes
2014-06-02 02:12:18 -0600
norzanbzura
How to measure the dimension of object with OpenCV?
#measure
#object
#opencv
5k
views
no
answers
no
votes
2014-05-21 01:36:46 -0600
norzanbzura
How to display text on the windows (webcam windows) openCV?
putText
1k
views
no
answers
no
votes
2014-05-22 11:15:32 -0600
norzanbzura
How to measure the dimension of object with webcam video openCV?
#opencv
#c++
#measure
#objectrecognition
579
views
1
answer
no
votes
2015-04-07 05:56:47 -0600
theodore
measuring height of color using pixel. [closed]
c++#opencv
4k
views
1
answer
no
votes
2015-08-17 12:19:38 -0600
unxnut
drawContours vector<Point>
drawContours
1k
views
no
answers
1
vote
2016-07-20 23:38:09 -0600
astronaut
Extract largest contour in very colorful image in OpenCV
contours
c++
664
views
1
answer
no
votes
2015-04-09 16:27:09 -0600
sturkmen
how to get bounding rectangle on both window??
c++#opencv
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