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29,830 questions
Tagged
1k
views
2
answers
2
votes
2020-01-31 05:17:40 -0600
Vismay
Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android
android#opencv
1k
views
no
answers
no
votes
2020-01-31 06:33:00 -0600
charrys
Object detection Unity with Yolo model [closed]
objectdetection
tiny-Yolov3
unity3d
2k
views
1
answer
no
votes
2020-01-31 08:12:57 -0600
mvuori
imshow opens window to be grey and freezes
imread
window
freezes
python
1k
views
no
answers
no
votes
2020-01-31 10:30:25 -0600
waitin450
Problem when building OpenCV with nvjpeg library
nvjpeg
91
views
no
answers
no
votes
2020-01-31 17:50:37 -0600
MONKU76
Auto Registration
auto
registration
1k
views
no
answers
no
votes
2020-02-01 01:18:00 -0600
Mohammad
OpenCV Exposure Compensation Without The Need To Stitch Images
opencv
python
ExposureCompensator
153
views
1
answer
no
votes
2020-02-01 04:58:43 -0600
LBerger
Is OpenCV going to participate in GSOC-2020?
QUERY
GSOC2020
490
views
1
answer
no
votes
2020-02-01 07:38:16 -0600
mvuori
video write doesn't work from buffer
cv2.VideoWrite
281
views
no
answers
no
votes
2020-02-01 09:11:48 -0600
hernancrespo
Mean of a frame always change? [closed]
opencv
2k
views
1
answer
1
vote
2020-02-01 13:02:33 -0600
LBerger
Png transparent, text problems with glow
python
png
alpha
1k
views
2
answers
-1
votes
2020-02-01 21:10:44 -0600
supra56
How to get the number of centroids in a rectangle?[SOLVED]
opencv
python
8k
views
1
answer
no
votes
2020-02-02 05:18:25 -0600
supra56
object counting in python open cv
Open
CV
python
objectcount
2k
views
1
answer
no
votes
2020-02-02 06:14:25 -0600
mvuori
Should destroyAllWindows and release functions be used in Python?
python
10k
views
1
answer
no
votes
2020-02-02 21:38:04 -0600
supra56
AttributeError: module 'opencv' has no attribute 'imread' PS C:\Users\OpenCV>
basics
help
345
views
1
answer
no
votes
2020-02-03 01:58:43 -0600
mvuori
Motion detection with Raspi and a thermal camera
Pi
motion
thermal
camera
1k
views
no
answers
no
votes
2020-02-03 03:40:51 -0600
Imran B
Cv2.cuda.remap assertion error
python
opencv
CUDA
remap
fisheye
1k
views
1
answer
no
votes
2020-02-03 06:18:50 -0600
cudawarped
Changing brightness and contrast cv2.cuda python
opencv
CUDA
python
brightness
contrast
1k
views
1
answer
no
votes
2020-02-03 08:44:39 -0600
JackOLantern
Input parameters for Farneback optical flow
opticalflow
Farneback
FarnebackOpticalFlow
CUDA
529
views
no
answers
no
votes
2020-02-03 09:43:45 -0600
BlandCorporation
How can the Python bindings for OpenCV 2 be installed in Ubuntu 18.04 LTS?
ubuntu18.04
ubuntu16.04
opencv2
759
views
1
answer
1
vote
2020-02-03 10:55:48 -0600
berak
how can I change the video frame in selectROI area from RGB to grayscale? [closed]
opencv#python
729
views
2
answers
no
votes
2020-02-03 14:14:04 -0600
LBerger
How can I filter white color from simmilar background?
opencv#python
1k
views
no
answers
no
votes
2020-02-03 15:19:07 -0600
berak
Auto image capture with stepper pauses
cv2
Stepper
automation
525
views
no
answers
-1
votes
2020-02-03 21:18:42 -0600
Roman1974
Lawn mower position system. How feasible?
robot
position
146
views
no
answers
-2
votes
2020-02-03 23:25:00 -0600
bae grande
how can i highlight a vein or point a vein? [closed]
opencvpython
297
views
no
answers
1
vote
2020-02-04 00:30:01 -0600
y8han
The mathematics principles behind the OpenCV function Calibration
calibration
500
views
2
answers
2
votes
2020-02-04 09:30:15 -0600
Mialek
Detection, sorting,
threshold
786
views
1
answer
no
votes
2020-02-04 13:31:15 -0600
mvuori
Removing circles inside larger circles
c++
468
views
1
answer
no
votes
2020-02-04 14:41:44 -0600
zzxjl1
Fatal signal 11 (SIGSEGV), code 2 from knnMatch in OpenCV4Android 3.2
opencv4android
bfmatcher
knnmatch
android
3.2.0
338
views
no
answers
no
votes
2020-02-04 15:21:20 -0600
benf
ArUco markers detected slightly too small
aruco
2k
views
1
answer
no
votes
2020-02-05 01:40:49 -0600
LBerger
Need help in showing open cv output frame in browser
opencv
flask
python
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