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5,271 questions
Tagged
opencv
×
2k
views
1
answer
no
votes
2019-07-02 05:17:30 -0600
VxW
Detect Closed loop through from the image
opencv
python
6k
views
no
answers
no
votes
2019-07-02 21:32:00 -0600
CV_Newbie
What astype(np.uint8) means?
opencv
python
UINT8
array
210
views
1
answer
-1
votes
2019-07-04 02:27:14 -0600
opencvr
does camera resolution affect pose estimation?
aruco
c++
opencv
76
views
no
answers
-1
votes
2019-07-04 10:52:27 -0600
nando88
Detect the dominance of specific colors in an image usin opencv
opencv
android
67
views
no
answers
no
votes
2019-07-23 21:18:28 -0600
supra56
how to detect 2 other objects? use camshift
opencv
523
views
1
answer
no
votes
2019-08-02 14:58:04 -0600
holger
how to classify a photoset
opencv
computer-vision
objectrecognition
1k
views
no
answers
no
votes
2019-08-02 06:38:24 -0600
mirhanu
HBITMAP to cv::Mat
c++
opencv
bitmap
CvMat
241
views
1
answer
no
votes
2019-08-06 18:26:43 -0600
holger
Region of interest extraction
opencv
python
96
views
no
answers
no
votes
2019-08-07 22:27:06 -0600
Harsha Satya vardhan
How can I load multiple images and add bitwise operation and save the images in computer
opencv
python
282
views
no
answers
no
votes
2019-08-26 19:09:21 -0600
AndreaF
How to detect number of elements in a section of a given board
android
opencv
564
views
no
answers
no
votes
2019-10-02 06:54:22 -0600
huawarobot
Position estimation on tennis court
opencv
Line
matching
localization
1k
views
1
answer
no
votes
2019-10-18 08:29:39 -0600
Chris
Feature extraction 3D
opencv
python
keypoint
feature-detection
3d
mesh
45
views
no
answers
-1
votes
2019-10-21 07:59:32 -0600
ashoksam
How to save predicted data in opencv?
opencv
95
views
no
answers
-1
votes
2019-10-26 00:30:13 -0600
nusrat jahan liza
why i am getting error with this line in python code? [closed]
opencv
python
166
views
no
answers
no
votes
2019-10-27 06:16:38 -0600
perseveranter
Open cv Python line detection
opencv
python
edgedetection
113
views
no
answers
no
votes
2019-11-07 21:54:00 -0600
superbelll
how to show position on image? // python [closed]
opencv
273
views
1
answer
no
votes
2019-11-10 02:33:48 -0600
mvuori
Need Help with correct approach for getting just the leaf area as image from a white background Image
opencv
768
views
1
answer
no
votes
2019-11-16 21:37:19 -0600
nishant_elxsi
I tried to link FFMPEG with OpenCV,but I am getting unable to stop the video stream:inappropriate ioctl device error. I tried to install latest version of FFMPEG(4.2.1) and link it to OpenCV(3.4.3) installed.But I am getting the same error.
opencv
ffmpeg
drawcontour
211
views
no
answers
-1
votes
2019-11-25 05:19:50 -0600
berak
How do i deploy C++ OpenCV code on Android
android
opencv
deployment
89
views
no
answers
no
votes
2019-12-11 02:21:36 -0600
it_master
How to associate a color value to a number?
c++
opencv
475
views
no
answers
no
votes
2020-01-04 17:41:31 -0600
abbeykevin
What is the best way to get the size and speed of a bubble in a video using python? [closed]
opencv
python
Video
1k
views
1
answer
-1
votes
2020-01-05 03:01:58 -0600
mvuori
how to save video from YOLO in opencv
python
opencv
object_recognition
1k
views
no
answers
no
votes
2020-01-24 14:20:35 -0600
hernancrespo
cv2.cvtColor causes to stop Python
python
pyqt5
opencv
1k
views
2
answers
-1
votes
2020-02-01 21:10:44 -0600
supra56
How to get the number of centroids in a rectangle?[SOLVED]
opencv
python
8k
views
no
answers
no
votes
2020-02-06 19:19:04 -0600
gersonmlb
Error cv :: VideoWriter :: open VIDEOIO (CV_IMAGES): raised OpenCV exception: when executing a .exe packaged from a .py
opencv
python
videocapture
372
views
no
answers
no
votes
2020-03-10 12:59:21 -0600
dunnoguy
How to live stream to a website using cv2 library
opencv
cv2
flask
webserver
webpage
cvhaartraining
1k
views
no
answers
-1
votes
2020-03-27 02:01:43 -0600
majid kakavandi
hi friends.I want to install opencv on google colab for image processing but I couldn't do it.I also used the link below but to no result.
c++
opencv
Google
colab
5k
views
1
answer
no
votes
2020-04-02 03:36:47 -0600
berak
How to solve error: (-215:Assertion failed) !empty() in function 'cv::CascadeClassifier::de
opencv
python
python3.7
opencv4.1.2
2k
views
1
answer
-1
votes
2020-04-30 08:56:51 -0600
supra56
How to count if circle (cv2.circle) cross the line (cv2.line)
python
opencv
1k
views
1
answer
-1
votes
2020-04-29 10:48:37 -0600
Nagarjuna
How to Convert Mat to ArrayList<Point> Java
opencv
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