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29,830 questions
Tagged
545
views
no
answers
no
votes
2018-05-03 08:02:36 -0600
nevind7
Summing BGR in each column of ROI? openCV C++
opencv
c++
529
views
2
answers
no
votes
2018-05-03 09:07:25 -0600
lezan
Edge detection
canny
75
views
no
answers
no
votes
2018-05-03 09:58:49 -0600
TylerL
Detecting video playback error
Video
error
playback
display
transition
890
views
1
answer
no
votes
2018-05-03 10:36:22 -0600
mihuilk
how to extract part of an image by knowing MatOfPoint
java
3k
views
1
answer
-1
votes
2018-05-03 11:12:08 -0600
blaisexen
Delphi-OpenCv Face Detection Recognition
delphi
msaccess
1k
views
no
answers
1
vote
2018-05-03 12:04:21 -0600
eoyster417
OpenCV calibration vs. Matlab calibration accuracy
calibration
calibrateCamera
Matlab
converge
error
accuracy
1k
views
no
answers
no
votes
2018-05-03 12:06:23 -0600
RazeK
How to improve the performance of a Haar cascade classifier during training?
opencv_traincascade
cascadeclassifier
opencv_createsamples
3k
views
1
answer
1
vote
2018-05-03 12:46:44 -0600
LBerger
How to detect led is blinking or not at multiple frequency?
c++
opencv
LED
findContours
ios
241
views
1
answer
no
votes
2018-05-03 12:51:24 -0600
sjhalayka
Blob coloring not blob detection
blob
coloring
opencv
293
views
no
answers
no
votes
2018-05-03 16:14:23 -0600
opalmirror
Performance of camera image capture and save Windows
performance
webcam
windows
536
views
no
answers
no
votes
2018-05-03 17:10:30 -0600
notnot
KFC tracker performance disappoints
KFC
tracker
3k
views
1
answer
no
votes
2018-05-03 17:30:39 -0600
wlei
how to return a numpy array to python from c++ (shared memory)
numpy
array
c++
python
shared-mmory
143
views
no
answers
no
votes
2018-05-04 00:58:52 -0600
salute838
How to detect specific color and its degrees [closed]
Color-conversion
345
views
no
answers
no
votes
2018-05-04 02:31:17 -0600
sarah1802
Strange ArUco behavior / OpenCV SolvePnp
aruco
opencv
solvePnP
SOLVEPNP_ITERATIVE
rotation
1k
views
1
answer
2
votes
2018-05-04 03:00:37 -0600
berak
How to use opencv-contrib-python fourierDescriptor()
fourier
fourierdescriptors
fourierdescriptor
python3
opencv-contrib
239
views
no
answers
no
votes
2018-05-04 04:04:18 -0600
Ann162
Distorted size of image obtained after construction from byte value? [closed]
java
712
views
1
answer
no
votes
2018-05-04 04:57:24 -0600
berak
Motion detection. Undefined symbols for architecture arm64.
ios
xcode
248
views
1
answer
no
votes
2018-05-04 06:45:21 -0600
berak
facial detection OpenCV-android
android
Facedetection
FaceRecognizer
facialrecognition
3k
views
1
answer
no
votes
2018-05-04 09:52:40 -0600
berak
x86_64-unknown-linux-gnu/bin/ld: cannot find -lpthreads
build
linux
cmake
thread
Library
3k
views
1
answer
no
votes
2018-05-04 14:44:28 -0600
Der Luftmensch
openCV3+Python3 reducing the FPS of input video file before processing
CaptureVideo
opencv3
Video
fps
2k
views
1
answer
no
votes
2018-05-04 15:38:37 -0600
Yoanis Gil
How to de-interlace a frame
interlace
deinterlace
capture
1k
views
1
answer
1
vote
2018-05-05 02:54:43 -0600
berak
Can OpenCV read images with a different 'byte ordering'?
imread
cvloadimage
image-data
5k
views
3
answers
no
votes
2018-05-05 07:14:52 -0600
timmb
Stereo calibration for beginners
stereo
calibration
2k
views
1
answer
3
votes
2018-05-05 08:34:41 -0600
ya_ocv_user
Is it possible to use neural nets for line detection?
neural_nets
line_detection
5k
views
2
answers
no
votes
2018-05-05 14:15:21 -0600
pedro_lafuente
VideoCapture with grayscale camera
camera
grayscale
yuy2
elp
videocapture
81
views
no
answers
no
votes
2018-05-05 16:13:00 -0600
clwilson4753
Do you have a detector for red traffic lights?
lightdetector
10k
views
1
answer
no
votes
2018-05-05 18:19:00 -0600
sjhalayka
how can I convert blue color to white and any other color to black by using python
python
120
views
no
answers
no
votes
2018-05-06 02:51:55 -0600
bznm
Doubt about Hough Circle Transform
houghcircle
hough_transform
4k
views
1
answer
no
votes
2018-05-06 06:22:35 -0600
elliotwoods
Multi-view solvePnP routine
solvePnP
stereo
SLAM
3dreconstruction
reprojectionerror
330
views
1
answer
no
votes
2018-05-06 11:45:03 -0600
berak
is it ok to install more than 1 installation of opencv?
2opencv
installations
Eclipse
visualstudio
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