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74 questions
Tagged
numpy
×
2k
views
1
answer
no
votes
2019-02-05 00:43:50 -0600
sturkmen
c++ similar function to numpy
c++
numpy
opencv
10k
views
1
answer
no
votes
2020-03-10 23:17:14 -0600
frankcarey
TypeError: Expected cv::UMat for argument 'img'
2d-image
cv2
numpy
edgedetection
12k
views
1
answer
no
votes
2019-09-20 14:27:07 -0600
LBerger
got error while converting HSV2BGR
copencvpython
numpy
HSV
BGR2HSV
11k
views
1
answer
3
votes
2020-09-25 19:46:18 -0600
tjwmmd2
Fastest way to convert BGR <-> RGB! Aka: Do NOT use Numpy magic "tricks".
python
numpy
conversion
7k
views
1
answer
2
votes
2019-12-14 11:13:48 -0600
supra56
cv2.imshow and cv2.imwrite show different output from the same array[SOLVED]
numpy
imshow
imwrite
1k
views
1
answer
no
votes
2020-03-03 05:04:41 -0600
cudawarped
Opencv cuda Merge returns Numpy array not GpuMat
opencv
python
CUDA
gpumat
numpy
313
views
1
answer
no
votes
2020-03-13 05:09:00 -0600
berak
Python OpenCV OGL Texture2D
opencv
python
CUDA
gpumat
numpy
470
views
1
answer
no
votes
2020-04-14 15:38:40 -0600
includeBRAIN
Help with optimization OpenCV Python [closed]
python
opencv
numpy
pyautogui
bot
239
views
no
answers
no
votes
2014-02-27 16:08:20 -0600
wennho
Apply transformation matrix to pixels in OpenCV image
numpy
python
511
views
no
answers
no
votes
2015-02-06 02:46:04 -0600
begueradj
What is the dimension of the array representing a BGR image ?
opencv
numpy
matrix
BGR
465
views
no
answers
no
votes
2015-02-09 07:55:16 -0600
reggie
Past ten frame retrieval from a webcam
opencv2
python
numpy
189
views
no
answers
1
vote
2015-02-16 07:52:06 -0600
krips89
Persisting data between Opencv-Python and Opencv-C++
python
numpy
CvMat
282
views
no
answers
1
vote
2015-04-13 08:40:55 -0600
begueradj
how to display 2 images in one ? [closed]
python
opencv
numpy
3k
views
no
answers
no
votes
2015-05-21 03:55:43 -0600
fery
Image filtering in frequency domain python
python
numpy
image
Filtering
frequency
domain
792
views
no
answers
no
votes
2015-05-29 07:09:45 -0600
Gustav
Lucas Kanade Optical Flow Implementation
numpy
opticalflow
opencvpython
75
views
no
answers
no
votes
2015-06-06 08:06:27 -0600
SolidSnake
numpy.where() on grayscale frame, wrong indices
python
numpy
Opencv3.0
563
views
no
answers
no
votes
2016-02-19 23:48:04 -0600
Shahrukh Q
Contour approximation. Avoid extra rectangle height
python
numpy
413
views
no
answers
no
votes
2016-03-30 08:36:01 -0600
marcoE
Drawing a numpy array with triangulation [closed]
opencv
triangular
numpy
197
views
no
answers
no
votes
2016-04-25 21:15:41 -0600
Sandesh14
What is the use of numpy library in opencv python?
numpy
1k
views
no
answers
no
votes
2016-06-06 15:03:24 -0600
YaddyVirus
How to use np.count_nonzero() within a range of pixels?
numpy
threshold
Thresholding
count-pixels
Pixels
336
views
no
answers
no
votes
2017-05-17 11:24:09 -0600
U.Swap
sattelite image classification Opencv python
python
scikit
numpy
opencv
1k
views
no
answers
no
votes
2017-05-22 07:03:40 -0600
U.Swap
opencv python merge different channel images into one [closed]
opencv
python
numpy
512
views
no
answers
no
votes
2017-12-03 09:25:41 -0600
U.Swap
opencv detect image is tempored/photoshoped
python
numpy
88
views
no
answers
no
votes
2017-12-27 03:26:50 -0600
U.Swap
Opencv map predefined GT cordinates to different aspect ratio
python
numpy
271
views
no
answers
no
votes
2017-12-28 07:10:39 -0600
U.Swap
opencv python process(segmentise) non-rectangular region without masking
python
numpy
370
views
no
answers
no
votes
2018-04-27 07:22:43 -0600
Santhosh1
Extract pixels within certain color range.
python
numpy
80
views
no
answers
no
votes
2018-05-22 05:42:22 -0600
dlrlr
Print specifics data/index object detected the same classes id in Array [closed]
python
numpy
92
views
no
answers
no
votes
2018-06-25 17:58:15 -0600
evvivame
Setup numpy [closed]
installation
numpy
418
views
no
answers
no
votes
2018-07-17 14:42:06 -0600
whatdhack
opnecv axis and numpy dimension mismatch
numpy
rectangle
Line
imread
266
views
no
answers
no
votes
2018-10-06 09:56:05 -0600
jasper12
are these algorithm to OpenCV API function conversions correct?
aruco
python
numpy
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