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33,661 questions
Tagged
56
views
no
answers
no
votes
2020-08-06 05:02:42 -0500
bgengine
compare two pictures of color
Color
comparision
10
views
no
answers
no
votes
2020-08-06 04:45:55 -0500
gino0717
WINDOW_NORMAL worked weird after uncheck WITH_QT
imshow
window_normal
GUI
15
views
no
answers
no
votes
2020-08-06 04:24:59 -0500
Zana Zakaryaie Nejad
Why GaussianBlur is not multi-core on 32bit OS?
Gaussian
32bit
64bit
multicore
tbb
40
views
no
answers
no
votes
2020-08-05 23:24:32 -0500
supra56
global /io/opencv/modules/videoio/src/cap_v4l.cpp (880) open VIDEOIO(V4L2): can't find camera device
ubuntu18.04
camera
imagerecognition
26
views
no
answers
no
votes
2020-08-05 23:07:40 -0500
supra56
createVideoReader > 4096 px
cudacodec
createVideoReader
4096
52
views
no
answers
no
votes
2020-08-05 23:03:35 -0500
supra56
Is it possible to use tee in gstreamer pipeline inside VideoCapture() API?
1#opencv#c++
52
views
no
answers
-1
votes
2020-08-05 22:53:20 -0500
supra56
Capture Video from Camera using cv2.VideoCapture(0) not working
cv2VideoCapture
49
views
1
answer
1
vote
2020-08-05 22:47:39 -0500
supra56
c++ imread filepath in windows
imread
imgpath
26
views
no
answers
no
votes
2020-08-05 22:14:11 -0500
supra56
cv2.error: assertion failed imshow [closed]
linux
imread
imshow
assertion
assertion_failed
73
views
1
answer
no
votes
2020-08-05 21:59:05 -0500
supra56
I’m using raspberry pi with python3. I don’t have the raspo camera. So how would make the videocapture(0) go to a web page? I have seen very complicated ways that I don’t understand yet. Are there basic ways to do this?
camera
webpage
opencv
python3
18
views
no
answers
no
votes
2020-08-05 12:47:18 -0500
andrepc
Error loading OpenCV4 libraries after cross compiling: No such file or directory
RaspberryPi
shared-library
27
views
no
answers
no
votes
2020-08-05 11:54:47 -0500
2ros0
python cv2 calls from c++
python
15
views
no
answers
no
votes
2020-08-05 09:58:03 -0500
ROSpioneer
Distortion correction
distortion
24
views
no
answers
no
votes
2020-08-05 02:35:42 -0500
jaubi
Aruco markers - how to keep a constant object size
opencvpython
15
views
1
answer
no
votes
2020-08-05 01:50:21 -0500
berak
Can we use .raw image format directly in CV functions?
rawfile
13
views
no
answers
no
votes
2020-08-05 01:35:30 -0500
berak
build opencv for ios failed
build
failed
ios
16
views
no
answers
-1
votes
2020-08-04 12:16:43 -0500
jaiswati
Drawing borders to any borderless tables using openCV [closed]
Line
21
views
no
answers
no
votes
2020-08-04 08:52:59 -0500
ShrutheeshIR
AruCo improve tracking a single marker
aruco
19
views
1
answer
1
vote
2020-08-04 07:06:24 -0500
berak
TermCriteria in LogisticRegression
LogisticRegression
TermCriteria
38
views
no
answers
no
votes
2020-08-04 04:03:50 -0500
boaz001
Memory leak in RGB2Lab
RGB2Lab
memoryleak
24
views
no
answers
no
votes
2020-08-04 02:29:33 -0500
RockStar
How to detect a color and then draw a line on it? [closed]
opencv#python
13
views
no
answers
no
votes
2020-08-04 02:04:20 -0500
ARYL518
white angle and black angle in chessboard
calibration
14
views
no
answers
no
votes
2020-08-03 20:22:17 -0500
pv1
How to generate libopencv_javaxxx.so files instead of dylibs on a mac?
dylib
native
java
12
views
no
answers
no
votes
2020-08-03 10:56:29 -0500
rgov
Specify CUDA stream for DNN evaluation
CUDA
dnn
13
views
no
answers
-1
votes
2020-08-03 09:55:52 -0500
mprabhakarece
Problem in ORB feature matching [closed]
ORB#C++#Feature
matching
23
views
1
answer
no
votes
2020-08-03 07:45:48 -0500
berak
Rectified Images Show unwanted results, OpenCV with Stereo Vision
Stereovision
python
calibrateCamera
ubuntu
stereocalibration
Rectification
13
views
no
answers
no
votes
2020-08-03 01:50:27 -0500
vasudha
How to have the camera 'desynchronized' with Illumination changes?
image-processing
RaspberryPi
ffmpeg
13
views
no
answers
-1
votes
2020-08-03 00:19:59 -0500
forestjj
deblur image in java,what is the value of snr?
java#opencv
54
views
no
answers
no
votes
2020-08-02 13:02:13 -0500
SlyDark
OpenCV HoughCircile detection with refresh window
HoughCircles
c++opencv
Createtrackbar
imageprocessing
25
views
no
answers
no
votes
2020-08-02 12:28:00 -0500
leafdet
Coordinate frame transformation from NED to OpenCV convention, and the Pinhole Camera Model
opencv_sfm
3dreconstruction
pinhole
calibration
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