First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date
activity ▼
answers
votes
33,444 questions
Tagged
4
views
no
answers
no
votes
2020-07-03 08:13:37 -0500
saeb
remove accumulate pixels and fixed one hough line
HoughLines
houghlinesp
accumulate
edges
24
views
1
answer
no
votes
2020-07-03 08:05:08 -0500
supra56
Opencv can't show live webcam footage.What is wrong with my code ?
contours
19
views
no
answers
no
votes
2020-07-03 01:13:57 -0500
Sara Ahmed
OpenCV solvePnPRansac() function
opencv
python
3dreconstruction
computervision
camera
solvePnP
24
views
no
answers
no
votes
2020-07-03 00:09:06 -0500
Sara Ahmed
OpenCV Decompose projection matrix
opencv
python
3dreconstruction
Calib3d
projection-matrix
16
views
1
answer
no
votes
2020-07-02 22:25:07 -0500
Ashutosh
i am doing a project to predict age and gender using tensorflow and opencv. and how to add path for xml file.
python3
opencv4
28
views
1
answer
no
votes
2020-07-02 15:51:26 -0500
kpachinger
Extracting feature information from 2D CAD engineering drawings
cad
extraction
2d-image
Engineering
19
views
no
answers
no
votes
2020-07-02 13:24:25 -0500
alan89
Detect head using Haar Cascade, wont detect tilted head?
android
detection
29
views
1
answer
no
votes
2020-07-02 12:38:45 -0500
berak
How to convert 2d array to cv::Mat in C++ for 1024x1024 images?
array
13
views
no
answers
no
votes
2020-07-02 12:25:46 -0500
carrotf
old JRE version for opencv4.3 jar file
JRE
incompatibility
26
views
1
answer
-1
votes
2020-07-02 09:11:45 -0500
Oregano Hauch
Imshow doesn't work in Jupyter and PyCharm [closed]
cv2.imshow
49
views
2
answers
no
votes
2020-07-02 08:29:00 -0500
supra56
How to do a perspective transformation of an image which is missing corners using opencv java
copencv
java#opencv
OpenCV#Contours
edgedetection
15
views
no
answers
no
votes
2020-07-02 07:08:31 -0500
Malathi_72
Want to resize roi by 1.5 within the original image size 128*128
roi
resize
30
views
1
answer
no
votes
2020-07-02 06:56:11 -0500
berak
My saved video run in very fast for higher resolution?
CaptureVideo
CreateVideoWriter
16
views
no
answers
no
votes
2020-07-02 06:53:03 -0500
prasanna_18
How to calculate disparity image for Left to Right from Right to Left andvice versa?
stereo
DisparityMap
3dreconstruction
StereoSGBM
20
views
no
answers
no
votes
2020-07-02 03:28:38 -0500
berak
I am unable to load image using openCV and using visual studio for c++ code.
opencv
c++
imageprocessing
19
views
no
answers
no
votes
2020-07-01 21:19:01 -0500
ibrahim_5403
How can I display supported video format in opencv python?
CaptureVideoo
CreateVideoWriter
25
views
no
answers
no
votes
2020-07-01 19:20:55 -0500
trigal
projectpoints distortion
KITTI
rawdataset
projectPoints
distorted
3d-projection
351
views
1
answer
no
votes
2020-07-01 17:55:29 -0500
trigal
Are Lens Distortion Coefficients inverted for projectPoints?
python
projectPoints
distortion
barrel
pincushion
21
views
no
answers
no
votes
2020-07-01 14:46:11 -0500
JeffTheMess
Opencv Revert back to a higher resolution than what I set.
c++
v4l2
uvcvideo
uvccamera
size
imagesaving
46
views
2
answers
2
votes
2020-07-01 13:48:07 -0500
supra56
Opencv getPerspectiveTransform method gives unclear result
opencv
homography
birds-eyeview
perspectiveTransform
WarpPerspective
15
views
no
answers
-1
votes
2020-07-01 13:39:32 -0500
maha mohy
How to draw on only a single detected marker between four existing ones?
aruco
cvWaitKey
detectmarkers
augmented-reality
augmentedReality
15
views
no
answers
no
votes
2020-07-01 09:35:11 -0500
bkkuan
warning: field of class type without a DLL interface used in a class with a DLL interface
opencv
21
views
no
answers
no
votes
2020-07-01 09:17:55 -0500
Jony01
cv::dilate Is it wanted behavior?
dilate
roi
error
30
views
1
answer
no
votes
2020-07-01 07:42:15 -0500
supra56
Deskew skews the untilted image
deskew
1k
views
2
answers
no
votes
2020-07-01 05:11:13 -0500
supra56
How to know if a camera is stationary or moving?
stationary
camera
moving
89
views
1
answer
-1
votes
2020-07-01 04:52:04 -0500
supra56
Inserting Logo in an image
bitwise
17
views
no
answers
no
votes
2020-07-01 04:39:38 -0500
albeh95
Detection after classification
objectdetection
122
views
1
answer
-2
votes
2020-07-01 03:35:45 -0500
kpachinger
Hi..i'm new in openCV.. it is possible to get left upper face,left lower face ,right upper face and right lower face regions of face ??... Let me know it there any reference regarding to it ... I am using unity3D with OpenCV and dlib.
opencv#facedetection
opencvforunity
19
views
no
answers
no
votes
2020-07-01 03:02:21 -0500
snehal
vignetting correction
c++
opencv
27
views
no
answers
no
votes
2020-06-30 20:59:01 -0500
supra56
Inline undistorting an image
lens-distortion
1
2
3
4
5
...
1115
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×6
3dreconstruction
×3
c++
×3
python
×3
camera
×2
CreateVideoWriter
×2
projectPoints
×2
roi
×2
2d-image
×1
3d-projection
×1
accumulate
×1
android
×1
array
×1
aruco
×1
augmented-reality
×1
augmentedReality
×1
barrel
×1
birds-eyeview
×1
bitwise
×1
cad
×1
Calib3d
×1
CaptureVideo
×1
CaptureVideoo
×1
computervision
×1
contours
×1
copencv
×1
cv2.imshow
×1
cvWaitKey
×1
deskew
×1
detection
×1
detectmarkers
×1
dilate
×1
DisparityMap
×1
distorted
×1
distortion
×1
edgedetection
×1
edges
×1
Engineering
×1
error
×1
extraction
×1
homography
×1
HoughLines
×1
houghlinesp
×1
imageprocessing
×1
imagesaving
×1
incompatibility
×1
java#opencv
×1
JRE
×1
KITTI
×1
lens-distortion
×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
×
