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29,830 questions
Tagged
1k
views
1
answer
no
votes
2019-07-26 06:30:53 -0600
supra56
Loading a Caffe model in OpenCV.js[Solved]
OpenCV.js
8k
views
1
answer
no
votes
2019-12-22 08:51:42 -0600
supra56
Any implementation of LineSegmentDetector for python ?
linesegmentdetector
opencv4.1.0.25
python
158
views
no
answers
no
votes
2019-07-17 01:47:42 -0600
kildonggo
I made spectral entropy code , but strange.
entropy
spectral
FFT
Video
opencv
3k
views
1
answer
no
votes
2019-07-17 01:42:54 -0600
berak
Tracking.hpp library not found
opencv#c++#linux
5k
views
1
answer
no
votes
2019-07-17 10:55:44 -0600
kbarni
selectROI does not close the window after 'enter' pressed?
curious
selectROI
behavior
3k
views
no
answers
no
votes
2019-07-17 07:08:55 -0600
supra56
Mac camera fail to initialise
mac
camera
162
views
no
answers
no
votes
2019-07-16 16:36:33 -0600
JeyP4
How to grow bright pixels in grey region?
region_growing
99
views
no
answers
no
votes
2019-07-16 07:49:19 -0600
ali89
Opencv 2.4 with opencv 4.0
OpenCv2.4
and
opencv4.0
1k
views
no
answers
no
votes
2019-07-16 06:08:39 -0600
AntersBear
OpenCV.js binding issue for perspectiveTransform using Point2fVector as input
javascript
c++
js
binding
OpenCV.js
463
views
1
answer
-1
votes
2019-07-16 06:37:12 -0600
Witek
Does OpenCV work with cmos sensors or do I use cameras?
camera
124
views
no
answers
no
votes
2019-07-16 04:37:25 -0600
chibo
Overlapped contours of moments
cv.Moment
1k
views
1
answer
no
votes
2020-01-27 11:00:14 -0600
h22
How to convert cv::Mat* to cv::Mat?
Mat
opencv
c++
1k
views
1
answer
no
votes
2019-07-16 00:17:10 -0600
eskandar
How to retrieve Object Points of CharUco Board
calibration
charuco
aruco
stereocalibration
12k
views
3
answers
no
votes
2019-07-20 08:22:03 -0600
supra56
How to put rotated text in OpenCV ?
cvPutText
8k
views
3
answers
no
votes
2019-07-22 03:16:06 -0600
Reino
Make error __atomic_fetch_add_8 on RaspberryPi4
raspberrypi4
build
error
118
views
no
answers
no
votes
2019-07-15 14:54:41 -0600
adrianafani
I found 2 circles, I want to cut and save each circle into a different picture, how to do that in python? my code in link..
circledetection
regionofinterest
opencv
python
198
views
no
answers
no
votes
2019-07-15 09:08:31 -0600
fzyzcjy
OpenCV 4.0 Android (NDK) With NEON: Why And Why Not?
android
c++
simd
neon
98
views
no
answers
no
votes
2019-07-15 08:15:33 -0600
Faded.exe
Hi guys, am I supposed to use cameras or cmos sensors? [closed]
object-tracking
423
views
no
answers
no
votes
2019-07-15 07:43:08 -0600
berak
Fringe Phase unwrapping
Structured
light
phase
unwrapping
2k
views
1
answer
no
votes
2019-07-15 21:50:49 -0600
supra56
findChessboardCorners() does not work[SOLVED]
calibration
pose
checkerboard
1k
views
no
answers
no
votes
2019-07-15 06:54:07 -0600
MuratHp
Unresolved External Symbol error OpenCV Cuda
CUDA
opencv
c++
441
views
1
answer
no
votes
2019-07-15 02:39:12 -0600
0811张庆昊
A bug causes crash when class inherit from cv2.KeyPoint
python
bug
keypoint
837
views
no
answers
no
votes
2019-07-15 04:16:03 -0600
Griffin58
Saving a video from Tello Drone
python
2k
views
no
answers
no
votes
2019-07-14 01:44:49 -0600
Olivia_Kelly
Errors in code execution Gstreamer
gstreamer
opencv
linux
python
1k
views
no
answers
no
votes
2019-07-14 01:15:47 -0600
deeptech
i want to detect and count people when they comes inside in rectangle area in opencv caffemodel python
pyhthon
opencv
caffemodel
448
views
no
answers
no
votes
2019-07-13 11:53:26 -0600
luca123
information extraction from drug packaging
c++
opencv
computervision
317
views
1
answer
no
votes
2019-07-15 21:46:59 -0600
supra56
Is there a way to display cv::Mat using __android_log_print()[SOLVED]
c++
android
printf
Mat
523
views
no
answers
no
votes
2019-07-13 06:11:35 -0600
Kitnos
Classification method invariante to rotation and machine learning
SURF
SIFT
image-processing
c++
opencv
machine-learning
237
views
no
answers
no
votes
2019-07-13 02:50:06 -0600
Meysam Fard
Problem with compile opencv with cmake and mingw for android with x86, mips , … architectures
android
windows
mingw
cmake
441
views
1
answer
no
votes
2019-07-19 00:29:50 -0600
NickKao
QRCodeDetector in Android cause ANR(no response)
android
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