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29,830 questions
Tagged
3k
views
2
answers
-1
votes
2020-01-03 09:17:00 -0600
berak
how to resize image without changing dpi ?
DPI
image
588
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
453
views
no
answers
no
votes
2020-01-13 05:19:29 -0600
Dimitar TB
How to obtain gyroscope and accelerometer data in OpenCV C++? [closed]
ipcamera
gyroscope
Accelerometer
309
views
1
answer
no
votes
2020-01-14 15:06:18 -0600
holger
3d reconstruction of highly reflective surface
3dreconstruction
598
views
1
answer
-1
votes
2020-01-22 23:06:57 -0600
Tetragramm
Unexpected Results at Subtracting Two Images
subtraction
custom
implementation
620
views
no
answers
-1
votes
2020-01-19 04:45:29 -0600
vijaya
After encryption of an image array using aes, when i try to save the encrypted image in jpg format using imwrite then the jpg image will have 0 bytes and type of the image becomes none
opencv2
pycrypto
aes
3k
views
no
answers
no
votes
2020-01-20 01:40:46 -0600
alon_yair
how to reconnect to rtsp stream with VideoCapture in c++
videocapture
983
views
no
answers
-1
votes
2020-01-21 12:15:07 -0600
rexendz
Draw bounding box around transparent bottle
python#opencv
1k
views
no
answers
no
votes
2020-01-24 14:20:35 -0600
hernancrespo
cv2.cvtColor causes to stop Python
python
pyqt5
opencv
9k
views
1
answer
no
votes
2020-02-02 05:18:25 -0600
supra56
object counting in python open cv
Open
CV
python
objectcount
591
views
no
answers
no
votes
2020-01-26 22:40:24 -0600
bhargav_narasimha
even though i gave the keyword according to the fuction cv.dnn.blobFromImage still it is showing same error
invalid
keyword
argument
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
586
views
no
answers
-1
votes
2020-02-03 21:18:42 -0600
Roman1974
Lawn mower position system. How feasible?
robot
position
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
175
views
1
answer
no
votes
2020-02-10 03:20:44 -0600
mvuori
trouble in using detectmultiple command
Facedetection
171
views
no
answers
-1
votes
2020-02-10 05:43:04 -0600
dineshlama
readinf image from fpv
fpv
170
views
1
answer
-1
votes
2020-02-16 14:38:42 -0600
LBerger
I'am done my JAVAFX application with opencv,but processing is running slowly?
javafx
391
views
1
answer
no
votes
2020-02-26 05:18:04 -0600
SUMEET SEWATE
How can we distinguish raster and vector images?
raster
Images
vector
152
views
no
answers
-1
votes
2020-02-28 11:35:19 -0600
jayasingha
3D reconstruction of a scene from 2D images [closed]
3d
1k
views
1
answer
no
votes
2020-03-02 18:36:24 -0600
lnx
error: (-215:Assertion failed) !_src.empty() in function 'cvtColor'
error
cvtColor
145
views
no
answers
-1
votes
2020-03-06 19:40:31 -0600
putta
I want to create a an app to take human body measurements and fit the clothes to the user can any one help me ?
3d-imagemaxjava
242
views
no
answers
-1
votes
2020-03-09 23:53:44 -0600
maha mohy
Does opencv itself support augmented reality without need to additional programs? [closed]
aruco
augmentedReality
3dprojection
3d
409
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
75
views
no
answers
no
votes
2020-03-23 16:16:04 -0600
gt1485a
Looking for OpenCV guru to help with Code A Life Challenge
android#opencv
IOS#OpenCV
4k
views
1
answer
no
votes
2020-03-26 03:56:03 -0600
berak
How to compute the center of a bounding box?
centroid
center
qrcode
5k
views
no
answers
-1
votes
2020-03-26 11:30:52 -0600
lovel
How to detect and display body temperature using opencv python?
temperature
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
473
views
2
answers
-1
votes
2020-03-29 04:56:40 -0600
ComputerVisionary
Train cascade classifier for game screenshots
cascadeclassifier
516
views
no
answers
-1
votes
2020-03-28 10:44:17 -0600
katabolerTeufel
OpenCV 4.2 build with contrib modules java
java
buil
opencv4.2
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