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70 questions
Tagged
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
17k
views
no
answers
no
votes
2017-09-22 11:53:05 -0600
Intoxica
Undefined Reference to cv::
undefined_references
138
views
no
answers
no
votes
2018-06-08 09:20:05 -0600
garbalawal
FindContour does not get all contour
FindContour
c++
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++
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
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
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
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
399
views
no
answers
-1
votes
2016-09-03 11:25:35 -0600
Tharindu J
need help to change this code to live web cam streaming
opencv
c++
counting
3k
views
no
answers
no
votes
2013-06-24 01:54:39 -0600
Shaban
How to detect the direction of moving objects?
motion
moving
direction
detection
4k
views
no
answers
no
votes
2013-10-08 00:44:40 -0600
Shaban
How to create an array of Mat by the number of frame?
array
Mat
frame
number
226
views
no
answers
no
votes
2016-06-04 07:59:57 -0600
Major Squirrel
Some kind of frameception or frame glitches on multiple platforms
c++
frame
inception
image-processing
244
views
no
answers
-1
votes
2015-04-16 10:23:56 -0600
Ironhide526
Hi, I am beginner in OpenCV, so i download it and just for an example copied from the internet Background detection code, and i have only one error
normHamming
features2d
detection
motion-detection
capturefromCAM
opencv
1k
views
no
answers
no
votes
2018-12-07 10:56:14 -0600
sreevathsabr
Facing Problem in drawing counters for resized Image
contour
507
views
no
answers
no
votes
2016-06-26 08:53:14 -0600
Gesture Rec
How to count Convexity Defects ?
hand-detection
convexityDefects
761
views
no
answers
no
votes
2018-04-23 16:28:52 -0600
ritesh1996
Is there any python code for Camera Tampering detection using opencv?
opencv
python
1k
views
no
answers
no
votes
2017-04-15 16:19:40 -0600
AndreyPavlov
How to calculate number of people counting inside/outside in shop?
opencv
people
crossline
c++
835
views
no
answers
no
votes
2015-01-21 19:20:55 -0600
KansaiRobot
Watershed problems.
watershed
markers
1k
views
no
answers
no
votes
2015-06-09 01:30:51 -0600
Nina
Could not perform 'fill' using draw contours
opencv
ios
drawContours
618
views
no
answers
no
votes
2016-06-13 17:52:59 -0600
Damian3395
Detecting Documents On White Surface
objectiveC
document
Scanner
369
views
no
answers
no
votes
2013-06-27 06:27:14 -0600
burakim
Opencv Contour Error
#opencv
513
views
no
answers
no
votes
2020-09-02 08:09:49 -0600
denisPomidor
A question about the 'floodFill()' function.
FindContour
CV_RETR_FLOODFILL
4k
views
no
answers
no
votes
2015-06-29 06:32:06 -0600
StevenPuttemans
opencv 3.0.0 compiling errors
Facedetection
714
views
no
answers
2
votes
2013-10-01 17:41:14 -0600
stereomatching
Detect multiple similar objects in a bunch of still images
Overlooked
702
views
no
answers
no
votes
2016-06-21 11:59:09 -0600
andreahmed
detecting a pallet in forklift
cvFindContours
864
views
no
answers
no
votes
2013-10-03 05:22:05 -0600
Jorge Pereira
Stretch all of the image rows in order to make them of constant length
#opencv#c++
stretch
127
views
no
answers
no
votes
2017-04-01 13:17:51 -0600
meg
How to set 'nmixures' and 'bShadowDetection' values in 'BackgroundSubtractorMOG2'?
video#opencv3.1#c++
338
views
no
answers
1
vote
2016-11-11 21:25:57 -0600
Alfred
how to get a better binary image from low quality image?
binarize
2d-image
findContours
denoise
threshold
2k
views
no
answers
no
votes
2018-04-26 03:11:01 -0600
Kailash
Extract text and bounding-box using OpenCV
opencv
extract-text
imageprocessing
Bounding_Box
868
views
no
answers
no
votes
2013-01-17 07:43:52 -0600
theodore
Understanding the blobtrack_sample.cpp modules
tracking
opencv
modules
blob
1
2
3
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