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316 questions
Tagged
4k
views
1
answer
1
vote
2017-04-10 06:02:50 -0600
StevenPuttemans
How to crop the rectangle part of the image?
contours
crop
1k
views
1
answer
no
votes
2014-03-25 12:09:53 -0600
Haris
problem in applying median filtering using cv::mat
opencv
median
filter
c++
3k
views
1
answer
no
votes
2013-02-22 07:40:56 -0600
AndreasM
OpenCV Draw draw contours of 2 largest objects
OpenCV-2.4.3
c++
7k
views
1
answer
no
votes
2013-03-26 13:34:43 -0600
berak
C++ OpenCV Eliminate smaller Contours
opencv
c++
4k
views
1
answer
1
vote
2015-03-30 08:00:04 -0600
Siegfried
Create a mat ROI for each contour blob?
region
contour
multiple
553
views
1
answer
1
vote
2015-06-04 19:05:12 -0600
theodore
creating a rotatedRect in a threshold image
rotatedrect
fitEllipse
Noteworthy_Content
Perfect_Solution
522
views
1
answer
1
vote
2017-02-02 06:34:45 -0600
sturkmen
Last convexity defect not working
findContours
c++
convexityDefects
convexHull
2k
views
1
answer
-1
votes
2013-04-26 07:52:23 -0600
m_ahmadi
findcontours problem in vs2010
findContours
544
views
1
answer
1
vote
2016-11-30 10:29:11 -0600
matman
FitEllipse return bigger ellipse than original ContourSize
Overlooked
5k
views
1
answer
1
vote
2013-11-27 06:07:53 -0600
Haris
How to Erode the border and get rectangel shape?
image
processing
6k
views
1
answer
no
votes
2016-08-14 06:37:18 -0600
theodore
Specular Highlights detection
specular
highlights
detection
map
opencv
2k
views
1
answer
2
votes
2017-02-01 05:40:16 -0600
Pedro Batista
remove small object faster
FindContour
blob
808
views
1
answer
1
vote
2017-06-02 00:44:35 -0600
berak
How to Draw contours when have Chaincode (openCV)
contours
chain
code
1k
views
1
answer
2
votes
2015-09-18 02:57:04 -0600
berak
c++ to Python Need help to help :)
python
findContours
1k
views
1
answer
1
vote
2015-12-01 02:50:28 -0600
pklab
I have problem with function Find Contours! what could be the problem?
opencv
findContours
2k
views
1
answer
no
votes
2015-09-18 04:10:02 -0600
StevenPuttemans
Vector Subscript Out of Range - what does it mean and how to solve it?
vector
subscript
927
views
1
answer
1
vote
2015-07-01 20:55:27 -0600
sturkmen
Calibrate a page
square
calibration
checkbox
15k
views
1
answer
5
votes
2014-07-18 03:48:05 -0600
Haris
How to set transparent background to grabcut output image in OpenCV (C++)?
transparency
alpha
grabcut
BackgroundSubtractor
2k
views
1
answer
1
vote
2015-02-25 03:54:21 -0600
theodore
Image Transformation OpenCV/C++
c++
WarpPerspective
transformation
ChessboardCorners
cameraCalibration
17k
views
1
answer
2
votes
2016-02-01 10:05:33 -0600
sturkmen
Count pixels of a black and white image (OpenCV / C++ )
c++
opencv
counting
count-pixels
blob-analysis
6k
views
1
answer
no
votes
2013-09-16 05:47:52 -0600
Siegfried
Get all points inside a rectangle using opencv findcontour method
android
opencv
1k
views
1
answer
no
votes
2014-11-05 07:47:24 -0600
StevenPuttemans
how I correct the perspective?
#copencv
#c++
#perspective
#aspectratio
8k
views
1
answer
3
votes
2013-12-28 08:01:40 -0600
Haris
Split contours into many small rectangles
findContours
drawContours
findNonZero
boundingRect
1k
views
1
answer
no
votes
2015-03-31 07:03:30 -0600
FooBar
detect fiducial of dots
fiducials
augmentedReality
455
views
1
answer
1
vote
2015-09-19 05:40:09 -0600
LBerger
Filling a dynamic model
convexHull
fillColor
1k
views
1
answer
no
votes
2015-09-01 03:06:43 -0600
LBerger
aligment plate or RotatedRect and draw
draw
rotatedrect
Angle
2k
views
1
answer
no
votes
2018-02-20 08:57:55 -0600
LBerger
Orb feature detection problem
ORB
feature-detection
7k
views
1
answer
no
votes
2013-08-14 02:33:16 -0600
StevenPuttemans
Fill the outer part of the detected contour/crop the detected contour
#opencv
2k
views
1
answer
1
vote
2015-11-24 05:10:57 -0600
pklab
Detect variations of a subimage in image
feature-detection
polygon
389
views
1
answer
no
votes
2015-06-18 09:49:05 -0600
StevenPuttemans
How do I eliminate inner filling of letters?
opencv
c++
image
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