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
928 questions
Tagged
python
×
opencv
×
142
views
no
answers
no
votes
2020-04-08 21:54:42 -0500
redhwan
How to extract a feature from OpenCV instead of skimage?
feature
feature-extraction
python
image-processing
opencv
418
views
1
answer
no
votes
2020-04-06 04:05:57 -0500
berak
How to use FPS module
opencv
python
CaptureVideo
873
views
2
answers
no
votes
2020-04-06 02:48:08 -0500
berak
'NoneType' object is not subscriptable error after read some fames
opencv
python
CaptureVideo
174
views
1
answer
no
votes
2020-04-02 13:23:07 -0500
crackwitz
Does CV(IMREAD.flag) support channels more than 5
opencv
python
imread
1k
views
1
answer
no
votes
2020-04-02 03:36:47 -0500
berak
How to solve error: (-215:Assertion failed) !empty() in function 'cv::CascadeClassifier::de
opencv
python
python3.7
opencv4.1.2
238
views
no
answers
no
votes
2020-04-02 01:41:02 -0500
AnthonGar
How to calculate the angle relative to the camera - python
pose-estimation
opencv
python
1k
views
no
answers
no
votes
2020-03-31 12:18:09 -0500
laurent
Count cells on image using python and OpenCV [closed]
contours
opencv
python
656
views
1
answer
no
votes
2020-03-28 15:16:55 -0500
Ratoone
Disparity Map to Point Cloud gone wrong
opencv
python
face
DisparityMap
543
views
no
answers
no
votes
2020-03-23 21:15:18 -0500
jonathanlvaldez
OpenCV DNN with CUDA built from source (for arch bin < 5.3)
opencv
python
CUDA
dnn
363
views
no
answers
no
votes
2020-03-23 20:35:27 -0500
jonathanlvaldez
Input video capture ffmpeg flags (OpenCV-Python)
opencv
ffmpeg
H264
hardware
decoding
python
53
views
no
answers
no
votes
2020-03-19 11:40:29 -0500
Bikash Pandey
Unable to train images using LBPH algorithm OpenCV [closed]
opencv
python
LBPH
111
views
1
answer
no
votes
2020-03-19 09:39:46 -0500
supra56
The window that opend by flag cv::WINDOW_AUTOSIZE is resized
opencv
python
248
views
1
answer
no
votes
2020-03-19 02:48:13 -0500
mvuori
Validate if object is completely in the image frame
objectdection
opencv
computervision
python
objectrecognition
173
views
1
answer
no
votes
2020-03-17 11:04:20 -0500
phillity
Differentiate between a face and a photo of a face using static images.
opencv
python
Facedetection
computervision
2d-image
111
views
1
answer
no
votes
2020-03-13 05:09:00 -0500
berak
Python OpenCV OGL Texture2D
opencv
python
CUDA
gpumat
numpy
54
views
no
answers
-1
votes
2020-03-12 04:09:34 -0500
alus
Distance to Center [closed]
open-cv
opencv
python
943
views
2
answers
no
votes
2020-03-12 02:45:00 -0500
KTeddy
OpenCV build for Windows x64/Python3.7 from source. Where is the .pyd file?
opencv
python
pyd
cmake
build
385
views
no
answers
no
votes
2020-03-11 21:34:28 -0500
supra56
Trouble opening video stream in Python using Axis 212 PTZ IP camera and openCV
opencv
python
ipcamera
cv2.videocapture
395
views
no
answers
no
votes
2020-03-10 12:38:29 -0500
Riyam_Sarfaraz
How to create .exe file in python including all used libraries? [closed]
opencv
python
computervision
242
views
1
answer
no
votes
2020-03-03 12:49:04 -0500
sturkmen
Detect a half complete ellipse in opencv
opencv
python
emgucv
csharp
46
views
no
answers
no
votes
2020-03-03 07:49:26 -0500
supra56
Help appreciated. This is the error i get after executing the code. i use openpyxl 3.0.3 [closed]
python
opencv
Dlib
334
views
1
answer
no
votes
2020-03-03 05:04:41 -0500
cudawarped
Opencv cuda Merge returns Numpy array not GpuMat
opencv
python
CUDA
gpumat
numpy
116
views
no
answers
no
votes
2020-03-03 02:32:51 -0500
Nativate
Help run caffemodel
caffeemodel
python
opencv
anaconda
jupyter
117
views
1
answer
no
votes
2020-03-02 10:09:15 -0500
supra56
How does the minimum distance for Houghcircles work?
HoughCircles
opencv
python
69
views
no
answers
no
votes
2020-02-28 14:44:41 -0500
ROMEL
from an image having multiple rectangles some rectangles are filled with lines an some are empty like given below in the image.i need to remove all the rectangles which are empty.Any suggestions?
java
opencv
python
472
views
1
answer
no
votes
2020-02-28 04:30:30 -0500
cudawarped
Sharpness opencv cuda python
CUDA
opencv
python
sharpness
createGaussianFilter
addweighted
85
views
no
answers
no
votes
2020-02-27 05:44:56 -0500
Imran B
detailenhance cuda opencv
opencv
python
CUDA
sharpness
detailhenance
171
views
no
answers
no
votes
2020-02-27 04:35:13 -0500
supra56
Two camera objects in Flask app provides freeze
opencv
python
RaspberryPi
camera
python3
131
views
no
answers
no
votes
2020-02-26 07:08:10 -0500
Imran B
HSV adjustment python opencv cuda
CUDA
opencv
python
HSV
threshold
bitwise_and
129
views
1
answer
no
votes
2020-02-25 09:10:50 -0500
Imran B
Python opencv Exception code: 0xc0000094
python
CUDA
opencv
remap
resize
zerodivisionerror
« previous
1
2
3
4
5
...
31
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×30
python
×30
CUDA
×7
computervision
×3
CaptureVideo
×2
gpumat
×2
numpy
×2
sharpness
×2
2d-image
×1
addweighted
×1
anaconda
×1
bitwise_and
×1
build
×1
caffeemodel
×1
camera
×1
cmake
×1
contours
×1
createGaussianFilter
×1
csharp
×1
cv2.videocapture
×1
decoding
×1
detailhenance
×1
DisparityMap
×1
Dlib
×1
dnn
×1
emgucv
×1
face
×1
Facedetection
×1
feature
×1
feature-extraction
×1
ffmpeg
×1
H264
×1
hardware
×1
HoughCircles
×1
HSV
×1
image-processing
×1
imread
×1
ipcamera
×1
java
×1
jupyter
×1
LBPH
×1
objectdection
×1
objectrecognition
×1
open-cv
×1
opencv4.1.2
×1
pose-estimation
×1
pyd
×1
python3
×1
python3.7
×1
RaspberryPi
×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
×