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33,448 questions
Tagged
no
views
no
answers
no
votes
2020-07-03 16:09:56 -0500
mikekelly
why does opencv_createsamlples only create 1000 sample vector file
opencv_createsamples
opecv_traincascade
no
views
no
answers
no
votes
2020-07-03 16:09:36 -0500
mikekelly
why does opencv_createsamlples only create 1000 sample vector file
opencv_createsamples
opecv_traincascade
no
views
no
answers
no
votes
2020-07-03 15:08:13 -0500
ejmeitz
namedWindow does not update when holding click on it
cvNamedWindow
namedwindow
29
views
no
answers
no
votes
2020-07-03 14:33:16 -0500
Sara Ahmed
OpenCV Decompose projection matrix outputs
opencv
python
3dreconstruction
Calib3d
projection-matrix
23
views
2
answers
no
votes
2020-07-03 09:45:27 -0500
holger
i am doing a project to predict age and gender using tensorflow and opencv. and how to add path for xml file.
python3
opencv4
10
views
no
answers
no
votes
2020-07-03 08:55:01 -0500
Boilan
Missing python binding, stitcher API
python
image-stitching
8
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
29
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
20
views
no
answers
no
votes
2020-07-03 01:13:57 -0500
Sara Ahmed
OpenCV solvePnPRansac() function
opencv
python
3dreconstruction
computervision
camera
solvePnP
29
views
1
answer
1
vote
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
30
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
51
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
21
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
16
views
no
answers
-2
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
22
views
no
answers
no
votes
2020-07-01 09:17:55 -0500
Jony01
cv::dilate Is it wanted behavior?
dilate
roi
error
31
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
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