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29,830 questions
Tagged
247
views
1
answer
no
votes
2019-08-06 18:26:43 -0600
holger
Region of interest extraction
opencv
python
82
views
no
answers
no
votes
2019-08-04 22:06:33 -0600
Hung777
IPCAM delay problem
ipcamera
102
views
no
answers
no
votes
2019-08-04 10:58:58 -0600
willlam98
Advice in learning OpenCV for android development
advice
504
views
1
answer
no
votes
2019-08-04 09:03:46 -0600
berak
Empty parsing results (opencv xml output)
parse
xml
146
views
no
answers
no
votes
2019-08-04 06:42:20 -0600
Prasun
Different output in adding two images.
Addition
OpenCV-4.0.0
c++
300
views
no
answers
no
votes
2019-08-04 06:28:08 -0600
Faded.exe
Import cv2 not working
RaspberryPi
tensorflow
154
views
no
answers
no
votes
2019-08-03 09:11:47 -0600
LiorA
HoughLinesP automatic threshold calculation
houghlinesp
1k
views
no
answers
no
votes
2019-08-02 15:51:52 -0600
gamedude_7
why opencv fails to capture video from ip axis camera in C++ but works in Python
c++
qt
opencv
AXIS
ip
camera
68
views
no
answers
no
votes
2019-08-02 12:49:13 -0600
Human_68
VideoCapture frame is slanted [closed]
ret
1k
views
no
answers
no
votes
2019-08-02 06:38:24 -0600
mirhanu
HBITMAP to cv::Mat
c++
opencv
bitmap
CvMat
681
views
1
answer
no
votes
2019-08-02 14:58:04 -0600
holger
how to classify a photoset
opencv
computer-vision
objectrecognition
517
views
1
answer
no
votes
2019-08-05 05:33:21 -0600
Witek
more accuracy getAffineTransform()
affine
getAffineTransform
211
views
1
answer
no
votes
2019-08-02 01:22:24 -0600
kapil sarwat
Finger segmentation in fingerphoto [closed]
cropfingerprints
finger-detection
fingersTips
biometrics
finger
665
views
no
answers
no
votes
2019-08-02 01:13:21 -0600
Ardillatactica
Python: src.empty() when i try to use rtsp link instead a normal camera
python
131
views
no
answers
no
votes
2019-08-01 21:21:55 -0600
native-api
Which Qt 4 configuration options are needed by OpenCV?
qt
build
static_linking
866
views
no
answers
no
votes
2019-08-01 17:44:57 -0600
Hordon
Correct multi thread usage [closed]
python
opencv
1k
views
no
answers
no
votes
2019-08-02 12:23:31 -0600
phellipex
How do I catch a select timeout error from Python try except
python
select_timeout
272
views
no
answers
no
votes
2019-08-01 09:33:34 -0600
Zorni
error 2 while make-process (task: install OpenCV on Raspi 3b+ OS: Stretch)
installation
1k
views
1
answer
no
votes
2019-08-01 05:54:05 -0600
LBerger
How to load CV2.ml_Knearest pre-trained classifier back into Python memory?
CV2.ml_Knearest
classifier
KNN
1k
views
no
answers
no
votes
2019-08-01 11:31:48 -0600
hwan
opencv dnn tensorflow net.forward shape
python
dnn
387
views
no
answers
no
votes
2019-07-31 14:35:03 -0600
eric_engineer
Improving or adjusting ORB performance
ORB
99
views
no
answers
no
votes
2019-07-31 12:14:28 -0600
AVK369
Matlab's PolynomialTransformation2D in OpenCV
geometric-transform
146
views
no
answers
no
votes
2019-07-31 10:50:53 -0600
roastedbill
Cannot find function definations in libopencv_java3.so exported symbols
libopencv_java3.so
android
cmake
so
file
181
views
no
answers
no
votes
2019-07-31 06:01:04 -0600
Sergii Glazyrin
compilation failed of opencv 3.4.1
gentoo
compilation-error
compile
1k
views
1
answer
no
votes
2019-08-05 09:24:05 -0600
mshabunin
Ask cmake to use ffmpeg library in /usr/local/lib
ffmpeg
cmake
1k
views
1
answer
no
votes
2019-08-02 02:10:39 -0600
dnns
size of distCoeffs
distortion
calibrateCamera
2k
views
1
answer
no
votes
2019-08-06 02:54:14 -0600
Carlo R.
OpenCV build for Mac Catalyst/iOS 13 iOS app on Mac support?
mac
catalyst
ios
opencv
build
compile
299
views
no
answers
no
votes
2019-07-30 22:16:13 -0600
Srikanth
Trouble building opencv4.1.1 on RHEL 6
RHEL6
linux
4.1.1
build
1k
views
1
answer
no
votes
2019-08-06 03:20:57 -0600
gino0717
Cannot setup opencv 4.1.1 with vs2017
windows
VS
507
views
no
answers
no
votes
2019-07-30 14:22:43 -0600
Ardillatactica
input arguments to execute openCV code - Python [closed]
python
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