First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date
activity
answers ▼
votes
5,271 questions
Tagged
opencv
×
588
views
no
answers
no
votes
2019-07-15 01:54:14 -0600
vishnu021988
Unable to use convertTo function in opencv gpumat when the gpumat created with cudamallocmanaged
opencv
CUDA
2k
views
no
answers
no
votes
2019-07-13 07:25:51 -0600
ifandroid
Play 360° video with openCV
opencv
python
981
views
no
answers
no
votes
2019-07-13 04:42:27 -0600
supra56
How to decrease sensitivity when detecting objects in image. [closed]
measure
Dimensions
opencv
detection
469
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
435
views
no
answers
no
votes
2019-07-13 11:53:26 -0600
luca123
information extraction from drug packaging
c++
opencv
computervision
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
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
2019-07-15 06:54:07 -0600
MuratHp
Unresolved External Symbol error OpenCV Cuda
CUDA
opencv
c++
115
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
152
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
no
answers
no
votes
2019-07-17 03:36:26 -0600
salvo88
CV2 installed, but Import cv2 on spyder gives an error
opencv
python
install
406
views
no
answers
no
votes
2019-07-19 04:54:41 -0600
Sky31
Color consistency algorithms python
Color
illumination
opencv
python
458
views
no
answers
no
votes
2019-07-20 23:29:20 -0600
phellipex
getting select timeout on Linux, quirks solution doesn't work
select_timeout
opencv
python
4k
views
no
answers
1
vote
2019-07-24 10:37:26 -0600
Witek
How to remove small black spots & make digits more clear, complete & sharp in image?
c++
opencv
6k
views
no
answers
no
votes
2019-07-23 03:46:52 -0600
supra56
Changing gstreamer pipeline to opencv in python[SOLVED]
gstreamer
opencv
python
123
views
no
answers
no
votes
2019-07-23 08:59:29 -0600
supra56
in here I get error for roi it is 'inconsistent use of tabs and spaces in indentation '
opencv
python
71
views
no
answers
no
votes
2019-07-23 21:18:28 -0600
supra56
how to detect 2 other objects? use camshift
opencv
891
views
no
answers
no
votes
2019-07-27 16:00:38 -0600
stiv-yakovenko
undefined reference to cv::cuda::dft
cmake
linux
opencv
Linking
2k
views
no
answers
no
votes
2019-07-29 08:11:10 -0600
Aaron Zettler
Cross compiling OpenCV for a ARM based linux system (Xilinx)
linux
ubuntu14.04
opencv
static
arm
xilinx
808
views
no
answers
no
votes
2019-08-01 17:44:57 -0600
Hordon
Correct multi thread usage [closed]
python
opencv
1k
views
no
answers
no
votes
2019-08-02 06:38:24 -0600
mirhanu
HBITMAP to cv::Mat
c++
opencv
bitmap
CvMat
1k
views
no
answers
no
votes
2019-08-02 15:51:52 -0600
gamedude_7
why opencv fails to capture video from ip axis camera in C++ but works in Python
c++
qt
opencv
AXIS
ip
camera
705
views
no
answers
no
votes
2019-08-05 20:59:08 -0600
Luca80 Houston
Issues with Raspberry Pi 4 OpenCV
opencv
cv2.videocapture
cv2.grab
buffer
301
views
no
answers
no
votes
2019-08-06 09:28:40 -0600
hamzeah
live IP-camera: long frame decoing time on ARM boards
python
opencv
rtsp
arm
ffmpeg
ipcameras
97
views
no
answers
no
votes
2019-08-07 22:27:06 -0600
Harsha Satya vardhan
How can I load multiple images and add bitwise operation and save the images in computer
opencv
python
365
views
no
answers
1
vote
2019-08-08 08:07:00 -0600
Airlenbauer
iOS OpenCV: Image matching with ORB leads to EXC_BAD_ACCESS
ios
opencv
detectandcompute
objectivec++
2k
views
no
answers
no
votes
2019-08-08 16:14:32 -0600
neuronet
After zooming in image, how to get standard mouse cursor back?
opencv
python
340
views
no
answers
no
votes
2019-08-09 14:55:25 -0600
Programmerperson
OpenCV face detection results in "debug assertion failed"
c++
opencv
Facedetection
cascadeclassifier
303
views
no
answers
no
votes
2019-08-12 09:36:25 -0600
berak
OpenCV mat.get(y,x)[0] == mat2.get(y,x)[0] returns true when false [closed]
java
Mat
opencv
get
compare
boolean
210
views
no
answers
1
vote
2019-08-12 09:12:59 -0600
thom
The results of cv::eigen() are different on Win10 and Ubuntu.
opencv
EigenValue
« previous
1
...
163
164
165
166
167
...
176
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×30
python
×12
c++
×7
linux
×3
arm
×2
CUDA
×2
gstreamer
×2
AXIS
×1
bitmap
×1
boolean
×1
buffer
×1
caffemodel
×1
camera
×1
cascadeclassifier
×1
circledetection
×1
cmake
×1
Color
×1
compare
×1
computervision
×1
cv2.grab
×1
cv2.videocapture
×1
CvMat
×1
detectandcompute
×1
detection
×1
Dimensions
×1
EigenValue
×1
entropy
×1
Facedetection
×1
ffmpeg
×1
FFT
×1
get
×1
illumination
×1
image-processing
×1
install
×1
ios
×1
ip
×1
ipcameras
×1
java
×1
Linking
×1
machine-learning
×1
Mat
×1
measure
×1
objectivec++
×1
pyhthon
×1
qt
×1
regionofinterest
×1
rtsp
×1
select_timeout
×1
SIFT
×1
spectral
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×