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5,271 questions
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opencv
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166
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no
answers
no
votes
2020-07-13 03:36:48 -0600
Markovicz
OpenCV simple showimage command takes 70ms on RPI4
opencv
lag
showimage
706
views
1
answer
no
votes
2020-07-13 02:14:05 -0600
berak
OpenCV Clasification Neural Network + Image Flattening Question
Convolutional
neuralnetwork
c++
opencv
517
views
no
answers
-1
votes
2020-07-11 22:48:56 -0600
despair104
How to solve this? (finding an image)
opencv
python3
feature-detection
3k
views
1
answer
-1
votes
2020-07-11 08:15:46 -0600
berak
how to resolve (-215:Assertion failed) !_src.empty() in function 'cv::boxFilter'
java
opencv
879
views
no
answers
no
votes
2020-07-11 03:35:42 -0600
supra56
what does this warning mean? warning : field of class type without a DLL interface used in a class with a DLL interface
opencv
DLL
dlls
python
cmake
876
views
1
answer
no
votes
2020-07-11 02:21:43 -0600
berak
How to rotate putText from the Android studio.
androidStudio
android
opencv
putText
132
views
no
answers
no
votes
2020-07-09 11:41:44 -0600
arnoldman_66
Why are the coordinates of each crack not steady
opencv
python
4k
views
2
answers
no
votes
2020-07-08 23:40:07 -0600
sturkmen
What does the history of this function “createBackgroundSubtractorMOG2” means?
python
opencv
860
views
no
answers
no
votes
2020-07-08 14:39:09 -0600
supra56
android opencv optical mark recognition [closed]
android
opencv
omr
1k
views
no
answers
no
votes
2020-07-08 08:55:49 -0600
laura
OpenCL error CL_INVALID_VALUE in findChessboardCornersSB
opencl
cpp
c++
opencv
63k
views
2
answers
1
vote
2020-07-08 07:00:19 -0600
supra56
Python-openCV: Extracting (x,y) coordinates of point features on an image
opencv
python
5k
views
2
answers
3
votes
2020-07-07 03:40:47 -0600
berak
can't run HoughCircles on image
opencv
python
image-processing
396
views
no
answers
no
votes
2020-07-04 07:05:56 -0600
vchill
Unable to build opencv on windows
c++
opencv
opencv_contrib
1k
views
no
answers
no
votes
2020-07-03 14:33:16 -0600
Sara Ahmed
OpenCV Decompose projection matrix outputs
opencv
python
3dreconstruction
Calib3d
projection-matrix
269
views
no
answers
no
votes
2020-07-02 03:28:38 -0600
berak
I am unable to load image using openCV and using visual studio for c++ code.
opencv
c++
imageprocessing
1k
views
2
answers
2
votes
2020-07-01 10:19:18 -0600
sturkmen
Opencv getPerspectiveTransform method gives unclear result
opencv
homography
birds-eyeview
perspectiveTransform
WarpPerspective
2k
views
no
answers
no
votes
2020-07-01 09:35:11 -0600
bkkuan
warning: field of class type without a DLL interface used in a class with a DLL interface
opencv
201
views
no
answers
no
votes
2020-06-29 20:56:31 -0600
bernard55
Need advice on how to clean noise out of image
python
opencv
1k
views
no
answers
no
votes
2020-06-29 11:15:16 -0600
LoveOpencv
Gradually increased memory of jetson nano in the decoding of multi-stream using Gstreamer+Opencv
gstreamer
rtsp
opencv
python
377
views
no
answers
-1
votes
2020-06-28 10:54:26 -0600
Dragonfly Robotics
OpenCV Training Custom Haar Cascade with Python 3
opencv
python
cvHaarCascadeClassi
1k
views
2
answers
-1
votes
2020-06-28 05:12:46 -0600
Sai Nyi
How to change OpenCV python 3
opencv
254
views
2
answers
no
votes
2020-06-27 07:56:41 -0600
supra56
Opencv Doxygen for python
opencv
python
665
views
1
answer
-1
votes
2020-06-27 05:20:25 -0600
supra56
Python type casting [closed]
python
opencv
817
views
1
answer
no
votes
2020-06-26 11:46:50 -0600
berak
Train from haarcascade frontface
cascadeclassifier
opencv
traincascade
701
views
no
answers
no
votes
2020-06-26 03:22:47 -0600
supra56
convert IPLImage to unsigned short [closed]
opencv
c++
11k
views
1
answer
1
vote
2020-06-25 03:51:55 -0600
Eduardo
What are the differences between OpenCV 4.x and 3.x
opencv
branches
290
views
no
answers
no
votes
2020-06-24 00:19:00 -0600
RaspberryLover
call opencv and guizero in raspberry [closed]
opencv
python
RaspberryPi
266
views
no
answers
no
votes
2020-06-22 09:47:34 -0600
VCAS
How to infer head pose with IE [closed]
opencv
Inference_engine
c#.net
2k
views
1
answer
no
votes
2020-06-22 02:40:14 -0600
palladin
OpenCV + WebCam + H.264 Streaming
c++
opencv
705
views
no
answers
no
votes
2020-06-21 14:29:47 -0600
VCAS
Face detection model doesn't detect any face (OpenCV with IE) [closed]
opencv
InferenceEngine
c#.net
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