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30,972 questions
Tagged
7
views
no
answers
no
votes
2019-07-17 22:00:50 -0500
132ikl
Segmentation Fault when attempting to import cv2 in Python 3
cross-compile
4.1.0
22
views
2
answers
no
votes
2019-07-17 19:55:04 -0500
open_ranger
How to put rotated text in OpenCV ?
cvPutText
15
views
1
answer
no
votes
2019-07-17 15:48:26 -0500
Witek
How can I use yolo for box detection?
yolo
6
views
no
answers
no
votes
2019-07-17 15:41:40 -0500
FriendlyViking
Issue when testing any openCV CUDA samples: /usr/local/lib/libopencv_cudaobjdetect.so: undefined reference to `cv::cuda::StreamAccessor::getStream(cv::cuda::Stream const&)'
CUDA
Jetson
13
views
1
answer
no
votes
2019-07-17 15:28:22 -0500
Witek
Help detecting where a video has been cut up/ jump cuts
detecting
spliced
Video
23
views
1
answer
no
votes
2019-07-17 10:55:44 -0500
kbarni
selectROI does not close the window after 'enter' pressed?
curious
selectROI
behavior
8
views
no
answers
-1
votes
2019-07-17 10:37:14 -0500
marquest
find outlined text in an image and cut the outline text ; with python
outlined
Text
15
views
no
answers
no
votes
2019-07-17 07:08:55 -0500
supra56
Mac camera fail to initialise
mac
camera
13
views
no
answers
no
votes
2019-07-17 03:55:01 -0500
berak
Loading a Caffe model in OpenCV.js
OpenCV.js
13
views
no
answers
no
votes
2019-07-17 03:36:26 -0500
salvo88
CV2 installed, but Import cv2 on spyder gives an error
opencv
python
install
14
views
no
answers
no
votes
2019-07-17 01:57:57 -0500
ilas
Any implementation of LineSegmentDetector for python ?
linesegmentdetector
opencv4.1.0.25
python
16
views
no
answers
no
votes
2019-07-17 01:47:42 -0500
kildonggo
I made spectral entropy code , but strange.
entropy
spectral
FFT
Video
opencv
10
views
1
answer
no
votes
2019-07-17 01:42:54 -0500
berak
Tracking.hpp library not found
opencv#c++#linux
9
views
no
answers
no
votes
2019-07-16 23:06:38 -0500
cuixing
how to import lstm net in opencv?
lstm
14
views
no
answers
no
votes
2019-07-16 16:36:33 -0500
JeyP4
How to grow bright pixels in grey region?
region_growing
33
views
1
answer
no
votes
2019-07-16 11:39:02 -0500
pgorley
Display raw 12 bpp grayscale image
Mat
c++
26
views
no
answers
no
votes
2019-07-16 10:52:23 -0500
Dou
Make error __atomic_fetch_add_8 on RaspberryPi4
raspberrypi4
build
error
13
views
no
answers
no
votes
2019-07-16 07:49:19 -0500
ali89
Opencv 2.4 with opencv 4.0
OpenCv2.4
and
opencv4.0
29
views
1
answer
-1
votes
2019-07-16 06:37:12 -0500
Witek
Does OpenCV work with cmos sensors or do I use cameras?
camera
12
views
no
answers
no
votes
2019-07-16 06:08:39 -0500
AntersBear
OpenCV.js binding issue for perspectiveTransform using Point2fVector as input
javascript
c++
js
binding
OpenCV.js
15
views
no
answers
no
votes
2019-07-16 04:37:25 -0500
chibo
Overlapped contours of moments
cv.Moment
18
views
no
answers
no
votes
2019-07-16 03:48:44 -0500
kykodev
Why i get black stripes on crops with feature matching?
opencv
python
21
views
no
answers
no
votes
2019-07-16 02:43:50 -0500
MinChanSike
How to convert cv::Mat* to cv::Mat?
Mat
opencv
c++
14
views
no
answers
no
votes
2019-07-16 00:17:10 -0500
eskandar
How to retrieve Object Points of CharUco Board
calibration
charuco
aruco
stereocalibration
14k
views
2
answers
2
votes
2019-07-15 22:04:38 -0500
supra56
LIBTIFF_4.0 link errors
linux
build
libtiff
67
views
2
answers
no
votes
2019-07-15 21:53:51 -0500
supra56
Building OpenCV as a static library gives thousands of undefined references[SOLVED]
linux
ubuntu14.04
opencv
static
20
views
1
answer
no
votes
2019-07-15 21:50:49 -0500
supra56
findChessboardCorners() does not work[SOLVED]
calibration
pose
checkerboard
33
views
1
answer
no
votes
2019-07-15 21:49:01 -0500
supra56
DNN module different results on windows and ubuntu for a custom yolov2 based model[SOLVED]
dnn
inference
4.0.1
ubuntu
darknet
20
views
1
answer
no
votes
2019-07-15 21:46:59 -0500
supra56
Is there a way to display cv::Mat using __android_log_print()[SOLVED]
c++
android
printf
Mat
36
views
no
answers
no
votes
2019-07-15 14:54:41 -0500
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
1
2
3
4
5
...
1033
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