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 »
relevance
date
activity
answers ▼
votes
316 questions
Tagged
284
views
no
answers
no
votes
2019-05-01 05:55:57 -0600
antithing
Triangulate from stereo fisheye cameras?
triangulatePoints
undistortpoints
fisheye
drawcontour
1k
views
no
answers
1
vote
2019-08-14 10:03:11 -0600
antithing
Calculate extrinsics between two cameras using FindHomography?
findHomography
solvePnP
extrinsic
stereo
drawcontour
596
views
no
answers
no
votes
2016-02-25 15:47:21 -0600
aparna91
How to extract the object on white paper?
Overlooked
642
views
no
answers
no
votes
2014-09-11 14:55:19 -0600
Konstantin Ivanov
Access violation error to vector<vector<Point>>,wich was created by function findContours [closed]
findContours
4k
views
no
answers
1
vote
2016-08-02 06:14:55 -0600
avpai
counting the number of child contours inside a contour in opencv
c++
opencv
contours
FindContour
hierarchy
image-processing
493
views
no
answers
1
vote
2014-06-04 05:31:35 -0600
Nbel
Contours differences between C++ and Python [closed]
findContours
182
views
no
answers
no
votes
2016-03-15 03:40:24 -0600
Lily
Stack around the variable 'hull_header' was corrupted when using convexity defects [closed]
convexityDefects
237
views
no
answers
no
votes
2015-08-19 03:52:05 -0600
xyansdu
Problem when I try to use findContour function
FindContour
452
views
no
answers
1
vote
2017-08-28 11:15:43 -0600
eshirima
Check if convexhull has parallel lines
convexHull
c++
opencv
36k
views
no
answers
no
votes
2015-12-09 08:15:46 -0600
MartinJensen
How do you detect things moving out of picture in a video? [closed]
c++
opencv
computervision
contours
1k
views
no
answers
no
votes
2014-02-20 02:57:58 -0600
Marko
c++ OpenCV approxPolyDP causes Unhandled exception
#opencv#c++
888
views
no
answers
-1
votes
2014-09-30 02:35:51 -0600
govardhana padavala
working with opencv2.4.9, vs2008 express and windows xp,between these any compatibility problem [closed]
opencv
vs2008express
windowsxp
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++
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
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
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
89
views
no
answers
no
votes
2015-04-19 05:56:07 -0600
berak
measuring height of two color with same border. [closed]
c++
130
views
no
answers
no
votes
2016-04-10 05:41:46 -0600
marcello90
Problem to find contours
contour
292
views
no
answers
no
votes
2017-02-12 18:47:03 -0600
balloman
Can't find countours
gpu
CUDA
751
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
2k
views
no
answers
1
vote
2018-12-05 18:27:26 -0600
Ahmed
Detecting ID Card
Overlooked
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
477
views
no
answers
no
votes
2018-07-04 15:24:11 -0600
iacopo
Blurred QRcode detection from video stream with OpenCV
c++opencv
245
views
no
answers
no
votes
2015-11-25 00:52:50 -0600
OliverBJ01
GDB failing due illegal instruction associated with cv::initInterTab2D()
deleted
899
views
no
answers
no
votes
2017-01-13 19:04:25 -0600
dineshlama
best image segmentation
image-segmentation
2k
views
no
answers
no
votes
2015-11-06 09:35:39 -0600
vitruvius
How to draw contours of each segmented object [closed]
watershed
contours
drawContours
mask
1k
views
no
answers
1
vote
2015-01-31 09:35:57 -0600
Dionysos
findcontours finds too many contours. [closed]
findContours
904
views
no
answers
no
votes
2017-07-11 08:17:24 -0600
eshirima
Map contour points to original image [closed]
contours
2d-mapping
remap
572
views
no
answers
no
votes
2018-08-18 09:10:09 -0600
michlvl
Optimization for Singleboard PC(like orangePi, RasberryPi...) on linux
SBPC
OrangePi
RaspberryPi
Sopine
arm64
mali
529
views
no
answers
no
votes
2017-03-12 07:04:17 -0600
Nuz
Alignment using COG
opencv
c++
alignmant
« previous
1
...
7
8
9
10
11
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
c++
×6
opencv
×6
contours
×5
findContours
×3
drawcontour
×2
FindContour
×2
mask
×2
#measure
×2
#opencv
×2
Overlooked
×2
2.4.6
×1
2dgrid
×1
2d-mapping
×1
alignmant
×1
Angle
×1
arm64
×1
#c++
×1
computervision
×1
contour
×1
convexHull
×1
convexityDefects
×1
c++opencv
×1
CUDA
×1
deleted
×1
drawContours
×1
extrinsic
×1
findHomography
×1
fingercounting
×1
fisheye
×1
gpu
×1
hierarchy
×1
image-processing
×1
image-segmentation
×1
mali
×1
#object
×1
#objectrecognition
×1
#opencv#c++
×1
OrangePi
×1
putText
×1
RaspberryPi
×1
remap
×1
rotation
×1
SBPC
×1
solvePnP
×1
Sopine
×1
stereo
×1
triangulatePoints
×1
undistortpoints
×1
vs2008express
×1
watershed
×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
×
