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12,357 questions
Tagged
181
views
no
answers
-1
votes
2019-10-09 23:24:55 -0600
genesis999
Has anyone got experience in real time pattern recognition
realtime
shapes
gridpattern
194
views
no
answers
no
votes
2019-10-09 01:55:27 -0600
LBerger
X,Y and RGB data
opencv
numpy
ros
828
views
no
answers
no
votes
2019-10-08 10:30:49 -0600
zbbhhb
make opencv-4.1.1 fails
RasPi
179
views
no
answers
1
vote
2019-10-08 10:25:41 -0600
essamzaky
wrong result when Port code from OpenCV V2.3 into OpenCV 4.1.2
detectandcompute
133
views
no
answers
no
votes
2019-10-08 10:19:31 -0600
sjwastronomer
capturing a y800 avi
y800
avi
658
views
no
answers
no
votes
2019-10-08 08:16:42 -0600
qwersd
Converting keras model to opencv. Problem with flatten layer.
keras
flatten
tensorflow
dnn
2k
views
no
answers
-1
votes
2019-10-08 06:58:18 -0600
berak
Alpha channel overlay back to RGB
aiortc
av
RGB
alpha
overlay
91
views
no
answers
no
votes
2019-10-08 04:16:56 -0600
ido12316
"Difficult" edge detection
edgedetection
1k
views
no
answers
no
votes
2019-10-08 03:43:52 -0600
khaalidi
Detect if a set pixels crossing the boundary of the bounding box
opencv
python
carDetectionc
cartracking
101
views
no
answers
no
votes
2019-10-07 16:11:33 -0600
genesys
mapping returned from cv::aruco::estimatePose
aruco
139
views
no
answers
no
votes
2019-10-07 11:26:29 -0600
berak
It takes 30 seconds to "imshow" a "VideoCapture" from USB cam. Why?
python
USBCAM
395
views
no
answers
no
votes
2019-10-07 11:19:25 -0600
nicolasabril
HoughLines minTheta / maxTheta have strange behavior
HoughLines
139
views
no
answers
no
votes
2019-10-07 10:22:46 -0600
genesys
How do I get image point projected onto aruco board based on pose estimation?
aruco
3k
views
no
answers
no
votes
2019-10-07 10:13:25 -0600
zassenhaus
How to delete [ WARN:0] message in python opencv ?
python
imread
121
views
no
answers
1
vote
2019-10-07 04:46:51 -0600
Martian
Possible pitfalls in building/installing to non-standard locations in Linux
installation
buildfolder
6k
views
no
answers
no
votes
2019-10-06 21:05:51 -0600
supra56
set(cv2.CAP_PROP_FPS, 60) is not working and camera feed lagging
cv2.CAP_PROP_FPS
python
mac
lag
libv4l-dev
387
views
no
answers
no
votes
2019-10-06 10:02:27 -0600
Gandalf2019
Wavelets transform in opencv similar to pywt wavedec2
wavelets
pywt
wavedec2
151
views
no
answers
no
votes
2019-10-06 21:16:34 -0600
supra56
How to distinguish objects based on different patterns in it?
opencv
python
matchTemplate
Pattern_recognition
FindContour
hough_transform
122
views
no
answers
no
votes
2019-10-05 11:39:37 -0600
matthewfromBelg
Aruco sample in Java
aruco
java
850
views
no
answers
no
votes
2019-10-06 05:30:30 -0600
Brendan Simon
Ellipse fitting similar to ImageJ feature
ellipse
Fit
303
views
no
answers
no
votes
2019-10-04 10:44:26 -0600
WolfG
SURF feature detector detects no keypoints
SURF
feature
detector
detects
no
Keypoints
430
views
no
answers
no
votes
2019-10-04 09:19:08 -0600
TheImageWhisperer
How do i multi thread OpenCV? Or make it run on GPU pipeline
opencv
231
views
no
answers
no
votes
2019-10-04 06:35:32 -0600
Humam Helfawi
OpenCV parallel_for_ splits ranges for single item
parallel_for_
536
views
no
answers
no
votes
2019-10-04 02:31:10 -0600
MarcelWeigle
Mat.forEach for 2 Matrices? Compare elements
forEach
902
views
no
answers
no
votes
2019-10-03 12:52:46 -0600
bevilacq12
Trying to make OpenCV conan package with FFmpeg support, not working
conan
package
ffmpeg
528
views
no
answers
no
votes
2019-10-03 04:32:56 -0600
alon3
undefined symbol: wl_proxy_marshal_constructor_versioned
ubuntu
377
views
no
answers
no
votes
2019-10-03 04:24:26 -0600
Zyzyx
Error converting to Mat and performing affineWarp
java
warpAffine
highgui
Mat
BufferedImage
datatypes
3k
views
no
answers
no
votes
2019-10-02 15:40:22 -0600
eric_engineer
camera calibration focal length is wrong
calibration
436
views
no
answers
no
votes
2019-10-02 13:23:29 -0600
Epigram
is there any analog of mulSpectrums function in opencvjs?
opencvjs
dft
mulspectrums
javascript
fourier
FourierTransform
844
views
no
answers
no
votes
2019-10-02 08:58:13 -0600
Czak
Hilbert transform using FFT
c++
Hilbert
Matlab
FFT
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