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316 questions
Tagged
4k
views
1
answer
no
votes
2013-12-14 06:49:09 -0600
natadmin
[RESOLVED] HOGDescriptor Error: Assertion Failed!
HOGDescriptor
assertion
error
1k
views
1
answer
no
votes
2016-02-03 11:26:54 -0600
sturkmen
Why a contour can't always be drawn filled?
contour
CV_FILLED
3k
views
no
answers
no
votes
2014-10-28 20:38:02 -0600
tim obrien
error:Only 8-bit 1-channel and 3-channel input/output images are
cvInpaint
12k
views
2
answers
no
votes
2013-03-14 11:22:10 -0600
Guanta
Result issues with findContours
findContours
drawContours
148
views
no
answers
no
votes
2018-03-23 01:57:46 -0600
santhosh21
How to add the points[4] to the contours by using opencv framework
rotatedrect
2k
views
1
answer
no
votes
2018-07-18 07:31:45 -0600
kbarni
drawContours with Gradient color
contours
drawContours
Color
FindContour
4k
views
no
answers
no
votes
2013-06-17 05:15:06 -0600
wuling
About contours of the blob,area of blob's hole and contours hierarchy
findContours
blob
area
drawContours
contourArea
557
views
no
answers
no
votes
2018-02-20 09:19:03 -0600
Marko5280
How do I find a vertical line in a image?
java
opencv
image
3k
views
1
answer
no
votes
2013-08-05 13:16:04 -0600
berak
call of overloaded ‘Point_(cv::Point2f&)’ is ambiguous
#openCV2.4.6
#c++
#cvpoint
312
views
no
answers
no
votes
2018-04-29 05:05:31 -0600
bennog
extract flower buds in x-ray image
X-ray
threshold
c++
138
views
no
answers
no
votes
2018-06-08 09:20:05 -0600
garbalawal
FindContour does not get all contour
FindContour
c++
17k
views
no
answers
no
votes
2017-09-22 11:53:05 -0600
Intoxica
Undefined Reference to cv::
undefined_references
585
views
no
answers
no
votes
2020-02-27 21:20:09 -0600
supra56
no matching function for call to 'drawContours' [closed]
opencv
Eclipse
565
views
no
answers
no
votes
2018-12-17 09:09:31 -0600
ub0baa
speeding things up [closed]
cnt
MOG2
multithread
6k
views
no
answers
no
votes
2017-12-27 05:02:05 -0600
Akash Budhia
drawContours as is, not filled, not just outline
drawContours
CV_FILLED
Overlooked
5k
views
2
answers
1
vote
2015-08-06 08:09:33 -0600
marcoE
How can I resize an image from the center?\
contours
resize
remap
2k
views
1
answer
1
vote
2017-04-09 16:17:04 -0600
sturkmen
Opencv error: Assertation failed when findContours is used
openCV#VS2015
1k
views
2
answers
1
vote
2016-09-09 10:51:22 -0600
pklab
Visually anayzing network diagrams.
diagrams
lines
linesmatching
157
views
no
answers
no
votes
2017-05-04 10:43:45 -0600
eipoa
is the sigmoid kernel in SVM same as it in LIBSVM?
SVM
sigmoid
drawcontour
2k
views
1
answer
1
vote
2016-01-23 05:57:54 -0600
sturkmen
Problem in thresholding of a part of image
opencv
Thresholding
python
cv2
image-processing
1k
views
1
answer
1
vote
2015-07-01 11:15:52 -0600
sturkmen
Cascade Classifier HAAR / LBP Advice
Haar
python
opencv
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
3k
views
1
answer
1
vote
2017-09-07 12:42:02 -0600
sturkmen
How to delete those border component
connectedComponents
floodfill
findContours
5k
views
1
answer
1
vote
2015-03-02 09:08:53 -0600
theodore
Implementation Question: How to create bounding boxes around answers on worksheets
implementation
deskewing
standardizing
Noteworthy_Content
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
499
views
no
answers
1
vote
2014-06-04 05:31:35 -0600
Nbel
Contours differences between C++ and Python [closed]
findContours
461
views
no
answers
1
vote
2017-08-28 11:15:43 -0600
eshirima
Check if convexhull has parallel lines
convexHull
c++
opencv
2k
views
2
answers
1
vote
2014-09-02 02:30:15 -0600
Oscanto
Include multiple objects in one contour
#c++
6k
views
2
answers
1
vote
2018-07-20 08:04:40 -0600
jsxyhelu
How to find dimensions of an object in the image
opencv
python
boundingRect
4k
views
1
answer
1
vote
2017-04-18 21:14:13 -0600
Balaji R
how to smooth edge of text
Text
smooth
OCR
letters
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