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5,271 questions
Tagged
opencv
×
427
views
no
answers
no
votes
2020-07-19 06:40:59 -0600
Niessoh
Why is setting frame height and width prevents saving the webcam stream to disk?
opencv
python
cv2
847
views
no
answers
no
votes
2020-07-22 08:26:09 -0600
totolia
How to convert cv2.cuda_GpuMat to cv::cuda::GpuMat
opencv
CUDA
347
views
no
answers
no
votes
2020-07-23 08:54:58 -0600
Xerror
how to use pyopencv_to function
c++
opencv
CUDA
4k
views
1
answer
no
votes
2020-07-28 06:51:26 -0600
berak
TypeError: Expected Ptr<cv::UMat> for argument 'src'
opencv
python
image-recognition
image_recognition
429
views
2
answers
no
votes
2020-07-28 11:39:55 -0600
berak
Need explanation for the following! thanks in advance.
c++
opencv
visual
studio
740
views
no
answers
1
vote
2020-07-30 21:35:00 -0600
Rishi Shah
VideoCapture properties not being set in Opencv c++
opencv
set
videocapture
445
views
1
answer
no
votes
2020-08-05 21:59:05 -0600
supra56
I’m using raspberry pi with python3. I don’t have the raspo camera. So how would make the videocapture(0) go to a web page? I have seen very complicated ways that I don’t understand yet. Are there basic ways to do this?
camera
webpage
opencv
python3
10k
views
no
answers
no
votes
2020-08-11 20:20:20 -0600
supra56
error: (-2:Unspecified error) could not find a writer for the specified extension in function cv::imwrite
opencv
python
133
views
no
answers
-1
votes
2020-08-13 02:44:21 -0600
bely
Deep facial recognition in the python
opencv
face
recognition
1k
views
2
answers
no
votes
2020-08-13 09:02:07 -0600
berak
How to capture video from an unknown camera?
opencv
image
image-processing
6k
views
no
answers
no
votes
2020-08-13 11:40:23 -0600
berak
how to stream the video capture from WebRTC in VLC or PYTHON OPENCV
opencv
WebRTC
12k
views
3
answers
1
vote
2020-08-13 22:51:08 -0600
jcrist
How to merge nearby rectangles
opencv
python
contours
rectangles
943
views
1
answer
no
votes
2020-08-14 15:46:50 -0600
Gerald.Rowe
VideoCapture device + RTSP port 554
opencv
rtsp
no
session
id
specified
1k
views
no
answers
no
votes
2020-08-17 00:20:48 -0600
JK Sutradhor
How to use OpenCV in PHP? [closed]
php-opencv
php
opencv
2k
views
1
answer
1
vote
2020-08-17 05:16:22 -0600
berak
How can I modify ROI and then add it to the original image using Python?
opencv
python
image-processing
510
views
1
answer
no
votes
2020-08-17 16:18:23 -0600
KyloEntro
OpenCV dnn multi stream
opencv
dnn#opencv
882
views
no
answers
no
votes
2020-08-19 12:34:30 -0600
Nagarjuna
opencv java How to sort contours from left to right [closed]
opencv
java
443
views
no
answers
no
votes
2020-08-20 09:17:22 -0600
comdie
Extract data from a scoreboard
OCR
opencv
Text
detect
python
1k
views
1
answer
no
votes
2020-08-26 20:14:07 -0600
tym
Improving Haar Cascade results
opencv
haarcascade
2k
views
1
answer
no
votes
2020-08-28 11:15:44 -0600
kbarni
I install OpenCv in a raspberry pi 3 with c++
c++
opencv
RaspberryPi
298
views
1
answer
no
votes
2020-08-29 00:16:36 -0600
berak
Where to find "opencv_shape440d.lib"
Linking
c++
opencv
windows
visual-studio
4k
views
1
answer
no
votes
2020-08-29 06:06:37 -0600
HaniN
OpenCV(3.4.11) Error: Unspecified error (Number of input channels should be multiple of 3 but got 4
android
opencv
176
views
no
answers
no
votes
2020-08-30 01:48:27 -0600
sonnguyen9800
Finding corresponding pixel coordinate of a single point before and after cv2.remap
python
opencv
stereocamera
304
views
no
answers
no
votes
2020-08-30 15:08:42 -0600
sturkmen
How to Detect Missing part of image
opencv
c++
321
views
1
answer
no
votes
2020-09-01 09:38:52 -0600
berak
Haar Cascade or ...? OpenCV detection
Haar
cascade
opencv
detection
426
views
1
answer
no
votes
2020-09-03 10:34:32 -0600
berak
Load and compare ground truth disparity maps with python
opencv
python
1k
views
1
answer
1
vote
2020-09-05 03:23:08 -0600
Naser
Mat of int64
tensorflow
c++
opencv
228
views
no
answers
1
vote
2020-09-06 10:48:10 -0600
photogenx
OpenCV iOS - Camera Selection
ios
opencv
camera
iphone
521
views
no
answers
no
votes
2020-09-11 09:23:10 -0600
berak
Why VideoCapture fails to open Aravis Camera?
CaptureVideo
opencv
camera
75
views
no
answers
no
votes
2020-09-12 22:59:44 -0600
jc508
Help to choose an opencv module/method
opencv
python
array
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