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928 questions
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python
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opencv
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72
views
no
answers
no
votes
2020-12-15 02:29:38 -0500
sas
findCirclesGrid can't find sub-pattern with hollow insides
opencv
python
findCirclesGrid
67
views
1
answer
no
votes
2020-12-03 09:34:06 -0500
berak
Real-time webcam stream very slow with pixel manipulation
opencv
python
496
views
no
answers
no
votes
2020-12-02 03:30:41 -0500
maw
imshow no window on Mac Big Sur with Python [closed]
opencv
python
imshow
89
views
no
answers
-1
votes
2020-12-01 21:13:26 -0500
lilyily
Converting image to grayscale
opencv
python
38
views
no
answers
no
votes
2020-11-24 10:44:25 -0500
daniel_vdc
Unable to open or export written video
cv2
opencv
python
78
views
1
answer
no
votes
2020-11-18 13:03:14 -0500
Tina J
cv2.error: OpenCV(4.0.0): …(-215:Assertion failed)… ONNXImporter::getLayerParams'
copencv
opencv
python
opencv4.0
37
views
no
answers
no
votes
2020-11-16 06:56:32 -0500
Srivatsav
cv2 python package folder structure
opencv
python
cv2
81
views
1
answer
no
votes
2020-11-16 06:21:45 -0500
mma
Python wrapper for opencv 4.5
opencv
4.5
python
512
views
no
answers
no
votes
2020-10-26 11:15:43 -0500
Rickvanhek
Insanely high cpu usage for simple videocapture (50% cpu usage)
videocapture
rtsp
opencv
python
58
views
no
answers
-1
votes
2020-10-23 02:07:56 -0500
Tehseen
How to find the location of a point in an image in millimeters using camera matrix?
opencv
python
calibrateCamera
cameraCalibration
74
views
1
answer
1
vote
2020-10-22 11:43:22 -0500
sturkmen
Clicking contours with mouse but only 1 contour can be found? [closed]
opencv
python
contours
mouseevent
201
views
no
answers
no
votes
2020-10-17 10:57:39 -0500
sturkmen
Convert Python Into Java / Kotlin using these operations
opencv
java
python
android
109
views
1
answer
no
votes
2020-10-15 11:53:37 -0500
berak
How to show the confidence level of detectMultiScale "in python"
opencv
python
detectMultiScale
confidence
137
views
1
answer
1
vote
2020-10-18 05:11:30 -0500
rgade
Different output from Python and C++ in CalibrateHandEye()
calibrateHandEye
python
c++
opencv
142
views
1
answer
no
votes
2020-10-13 04:33:44 -0500
berak
I'm getting the following error while using OpenCV
opencv
with
python
137
views
1
answer
no
votes
2020-10-15 09:58:36 -0500
crackwitz
Videocapture using HDMI camera as HDMI input [closed]
opencv
hdmi
Video
capture
python
c++
222
views
1
answer
no
votes
2020-10-04 11:34:02 -0500
supra56
python: How to Crop White region from Number Plate image??
opencv
python
Crop-image
numberplate
image
164
views
1
answer
no
votes
2020-10-02 04:10:49 -0500
berak
Image frame saving from Video without losing resolution and quality
image-processing
opencv
python
videocapture
save
66
views
no
answers
no
votes
2020-09-29 04:13:09 -0500
Ricki Hutagaol
how to create an image box in python using tkinter
opencv
python
34
views
no
answers
no
votes
2020-09-25 08:36:25 -0500
Pawan29
What is the length of the tape/strip from the image?
opencv
and
python
766
views
1
answer
no
votes
2020-09-24 10:44:53 -0500
berak
how to solve (-215:Assertion failed) !empty() in function 'cv::CascadeClassifier::detectMultiScale'
opencv
python
79
views
no
answers
no
votes
2020-09-29 08:49:30 -0500
kilwa
how can i draw a contours in specific region
opencv
python
140
views
1
answer
-2
votes
2020-09-21 07:41:20 -0500
Stupend
Foot Measurement [Python]
opencv
python
Foot
measurement
73
views
no
answers
no
votes
2020-09-15 18:26:30 -0500
Pedroski55
OpenCV detector is missing, how can I get it?
opencv
python
63
views
no
answers
no
votes
2020-09-14 11:00:41 -0500
ncrasta
world coordinates from object detection
opencv
python
25
views
no
answers
no
votes
2020-09-12 22:59:44 -0500
jc508
Help to choose an opencv module/method
opencv
python
array
68
views
no
answers
no
votes
2020-10-04 14:42:35 -0500
supra56
Webcam generated image distorted and python stop working
webcam
opencv
python
62
views
1
answer
no
votes
2020-09-03 10:34:32 -0500
berak
Load and compare ground truth disparity maps with python
opencv
python
38
views
no
answers
no
votes
2020-08-30 01:48:27 -0500
sonnguyen9800
Finding corresponding pixel coordinate of a single point before and after cv2.remap
python
opencv
stereocamera
107
views
no
answers
no
votes
2020-08-20 09:17:22 -0500
comdie
Extract data from a scoreboard
OCR
opencv
Text
detect
python
1
2
3
4
5
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31
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