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
74 questions
Tagged
numpy
×
2k
views
3
answers
no
votes
2019-03-01 06:47:55 -0600
supra56
Python Opencv Structured Forests Edge Detection TypeError
opencv
python
numpy
image-processing
edgedetection
6k
views
2
answers
no
votes
2013-10-25 08:05:51 -0600
raj88
how to find glcm of an image in OpenCV or numpy?
GLCM
numpy
763
views
2
answers
no
votes
2016-11-17 01:56:20 -0600
KirtiSwagat
I have an error in #import numpy as np, why is that?
python
numpy
4k
views
1
answer
1
vote
2012-07-16 14:01:04 -0600
blue
cv2 bindings incompatible with numpy.dstack function?
cv2
numpy
python
3k
views
1
answer
no
votes
2013-03-15 16:15:16 -0600
matt.hammer
Initialize numpy array (cv2 python) and PerspectiveTransform
python
numpy
perspectiveTransform
494
views
1
answer
2
votes
2013-05-21 21:02:55 -0600
Abid Rahman K
cv2.split() doesn't work beyond 512
numpy
761
views
1
answer
no
votes
2013-09-06 14:53:58 -0600
berak
numpy.ndarray returning incorrect pixel value vs pixelaccess type
numpy.ndarray
pixelaccess
numpy
2k
views
1
answer
2
votes
2013-12-15 11:02:49 -0600
Guanta
supported input types for matchShapes
python
2.4.6.1
numpy
4k
views
1
answer
no
votes
2014-02-24 04:32:44 -0600
berak
how to append list's element to an array - python opencv
python
list
array
numpy
965
views
1
answer
1
vote
2015-01-13 11:15:59 -0600
berak
overview needed for opencv setup on windows using eclipse
python
windows-7
numpy
Eclipse
1k
views
1
answer
no
votes
2015-03-11 05:16:40 -0600
kbarni
Why setting U and V channels to 0 leads to displaying a Blue picture?
python
opencv
numpy
YUV
961
views
1
answer
2
votes
2015-07-23 10:42:59 -0600
berak
opencv3 Expectation Maximization Python getCovs
python
numpy
machinelearning
608
views
1
answer
no
votes
2015-07-25 01:43:12 -0600
berak
opencv3 EM.getCovs(covs)
numpy
gaussianMixtureModel
python
opencv3
203
views
1
answer
no
votes
2016-03-06 01:37:30 -0600
Tetragramm
Determine a piece of image is in large image, if there - how much Percentage
opencv
python
numpy
image-processing
4k
views
1
answer
no
votes
2016-04-09 23:28:15 -0600
Tetragramm
YUV (bytes) to HSV ?
python
numpy
YUV
YUV420p
HSV
Bytes
3k
views
1
answer
no
votes
2016-07-29 14:27:49 -0600
idg101
Simple example of writing color imagery using VideoWriter in python
videowriter
python
numpy
Color
1k
views
1
answer
no
votes
2016-11-12 00:32:52 -0600
supertramp-sid
Implement angle constraint in the Sobel operator
opencv
python
sobel
numpy
592
views
1
answer
no
votes
2017-03-07 01:11:10 -0600
berak
Load Single Channel Numpy Array Image with detectMultiScale
detectMultiScale
numpy
1k
views
1
answer
no
votes
2017-05-03 01:23:07 -0600
berak
Open CV install Error - Numpy version incorrect
install
numpy
513
views
1
answer
1
vote
2017-06-26 05:43:21 -0600
berak
cv2 threshold flags
opencv
numpy
threshold
1k
views
1
answer
no
votes
2017-07-06 03:58:27 -0600
U.Swap
python opencv sliding window issue
python
numpy
1k
views
1
answer
-1
votes
2017-07-31 18:25:02 -0600
sturkmen
Fail to divide circle into 8 equal parts
opencv
python
houghcircle
HoughLines
numpy
22k
views
1
answer
no
votes
2018-11-04 13:35:01 -0600
punnerud
Video frame to numpy array
python
Video
numpy
1k
views
1
answer
no
votes
2018-01-23 01:58:03 -0600
berak
Install opencv3 with python3,python3-numpy
install
python3
numpy
2k
views
1
answer
no
votes
2018-01-31 03:47:13 -0600
berak
How exactly does BoVW work for Python-3 Open cv3?
python
bagOfvisualWords
numpy
SURF
SVM
1k
views
1
answer
no
votes
2018-04-27 15:16:10 -0600
berak
display function (similar to cv2.imshow) in opencv that can display mat with data type =8 (i.e. np.uint32)
numpy
np.frombuffer
dtype
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
1k
views
1
answer
no
votes
2018-08-21 10:17:19 -0600
g40
[Solved] Cannot configure OpenCV with Python3 support in an Arm64 chroot.
chroot
numpy
arm64
942
views
1
answer
no
votes
2018-10-23 03:42:20 -0600
berak
C++ to python, numpy-OpenCv
numpy
1k
views
1
answer
no
votes
2018-11-13 06:31:32 -0600
supra56
Draw a rectangle on track vehicles
python3.4
numpy
opencv
1
2
3
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
numpy
×30
python
×19
opencv
×7
array
×2
image-processing
×2
install
×2
YUV
×2
2.4.6.1
×1
arm64
×1
bagOfvisualWords
×1
Bytes
×1
c++
×1
chroot
×1
Color
×1
cv2
×1
detectMultiScale
×1
dtype
×1
Eclipse
×1
edgedetection
×1
gaussianMixtureModel
×1
GLCM
×1
houghcircle
×1
HoughLines
×1
HSV
×1
list
×1
machinelearning
×1
np.frombuffer
×1
numpy.ndarray
×1
opencv3
×1
perspectiveTransform
×1
pixelaccess
×1
python3
×1
python3.4
×1
shared-mmory
×1
sobel
×1
SURF
×1
SVM
×1
threshold
×1
Video
×1
videowriter
×1
windows-7
×1
YUV420p
×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
×