First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date
activity ▼
answers
votes
29,830 questions
Tagged
578
views
1
answer
no
votes
2020-06-01 04:03:59 -0600
berak
I am using LBPH model yml to same images after train, it is overwriting.. someone to guide me over there.. do i have to use one yml file separete yml file for each user who register his/her face.
LBPH
model
YML
1k
views
no
answers
no
votes
2020-05-31 22:11:16 -0600
MatÃas
Fix "nvcc fatal : Could not set up the environment for Microsoft Visual Studio"
nvcc
CUDA10.2
opencv
976
views
no
answers
no
votes
2020-05-31 11:18:32 -0600
rp_sungho
When to use OpenCV and Eigen3 Library
eigen3
228
views
no
answers
no
votes
2020-05-31 09:52:12 -0600
Suny
Is the function cv2.bitwise_or() use in dilation can be use in erosion ?
opencv
python
computervision
Morphological
Erosion
63
views
no
answers
no
votes
2020-05-31 08:19:40 -0600
MrSanman05
Is there any documentation for OpencvAndroid sdk to process real time object dimension?
opencvandroid
1k
views
1
answer
no
votes
2020-05-31 07:41:04 -0600
supra56
Video corrupted after using Canny then writing. Can you guys spot the mistake
cv2.videocapture
cv2.VideoWriter
1k
views
1
answer
1
vote
2020-05-31 03:18:23 -0600
berak
how to compare detected face with image
OpenCV.js
javascript
pwa
7k
views
1
answer
no
votes
2020-05-30 13:06:09 -0600
berak
fatal error: opencv2/aruco.hpp: No such file or directory
aruco
c++
error
3k
views
1
answer
1
vote
2020-05-30 10:42:14 -0600
sturkmen
MatrixXf eigen and Mat opencv
Eigen
Mat
opencv
667
views
no
answers
no
votes
2020-05-29 11:53:46 -0600
Pretto
how to process with opencv and python a live video transmission from a webrtc site
opencv
2k
views
no
answers
no
votes
2020-05-29 04:52:13 -0600
Bavokn
Cannot run yolov3 on GPU with Cuda 10.2 in docker container
CUDA
gpu
darknet
268
views
no
answers
no
votes
2020-05-29 02:46:49 -0600
holger
Silly License Question [closed]
dnn
module
License
605
views
1
answer
no
votes
2020-05-29 02:26:31 -0600
berak
Load an SVM from a string in Python?
python
SVM
FileStorage
1k
views
1
answer
1
vote
2020-05-29 01:09:30 -0600
berak
How do I see outputs of every layer of DNN OpenCV Python (visualization tool)?
Visualization
opencv
python
dnn
1k
views
1
answer
no
votes
2020-05-28 15:37:20 -0600
albeh95
'type' undeclared identifier opencv traits.hpp
object-tracking
1k
views
no
answers
-1
votes
2020-05-28 12:41:00 -0600
berak
imx8: resize.cpp:3784: error: (-215:Assertion failed) !ssize.empty() in function 'resize'
opencv
822
views
1
answer
no
votes
2020-05-28 10:30:14 -0600
kbarni
image segmentation
image-segmentation
724
views
1
answer
no
votes
2020-05-28 09:45:20 -0600
kbarni
Is there a function to average (mean) filter for a pixel?
filter2D
average
opencv4
161
views
1
answer
no
votes
2020-05-28 04:23:21 -0600
berak
having trouble to access to pixels in ROI
c++
opencv
1k
views
no
answers
no
votes
2020-05-28 04:13:43 -0600
albeh95
Drawing a rectangle around detected object with SIFT [closed]
SIFT
694
views
1
answer
no
votes
2020-05-28 03:47:25 -0600
supra56
Video camera -Windows Visual C++ build works, gcc doesn't
gcc
CaptureVideo
85
views
no
answers
no
votes
2020-05-28 01:44:38 -0600
mm1994uestc
Which Opencv algorithm is supported by TAPI?
opencvtapiopencldsp
275
views
no
answers
no
votes
2020-05-27 19:59:29 -0600
jadengao
Is OpenCV allowed to use in windows user space driver of camera?
windows
opencv
camera
driver
MFT
271
views
1
answer
no
votes
2020-05-27 13:16:15 -0600
kpachinger
OpenCV camera works really strange (Android)
android
opencv
camera
318
views
no
answers
no
votes
2020-05-27 09:53:23 -0600
Rok
Tracker property access fails with SEGFAULT on ARM, but works in X86_64
tracking
pointer
SegmentaionFault
arm
4k
views
1
answer
no
votes
2020-05-27 08:14:38 -0600
Amal
error: Unsupported activation: mish in function 'cv::dnn::darknet::ReadDarknetFromCfgStream'
yolov4
opencv
activation_mish
411
views
1
answer
no
votes
2020-05-27 07:26:56 -0600
supra56
Issue with np.zeros() while trying to get a black background
background
1k
views
1
answer
no
votes
2020-05-27 04:06:29 -0600
kbarni
what contains cv::Mat data
32Bit#opencv4.0
Mat.data
socket
654
views
1
answer
1
vote
2020-05-27 03:33:00 -0600
kpachinger
detecting multi color document with OpenCV4Android
android
opencv
canny
drawContours
segmentation
HoughLines
759
views
1
answer
no
votes
2020-05-27 02:57:52 -0600
berak
How can I remove the metadata from my image.
image
metadata
« previous
1
...
33
34
35
36
37
...
995
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×11
python
×3
android
×2
c++
×2
camera
×2
dnn
×2
32Bit#opencv4.0
×1
activation_mish
×1
arm
×1
aruco
×1
average
×1
background
×1
canny
×1
CaptureVideo
×1
computervision
×1
CUDA
×1
CUDA10.2
×1
cv2.videocapture
×1
cv2.VideoWriter
×1
darknet
×1
drawContours
×1
driver
×1
Eigen
×1
eigen3
×1
Erosion
×1
error
×1
FileStorage
×1
filter2D
×1
gcc
×1
gpu
×1
HoughLines
×1
image
×1
image-segmentation
×1
javascript
×1
LBPH
×1
License
×1
Mat
×1
Mat.data
×1
metadata
×1
MFT
×1
model
×1
module
×1
Morphological
×1
nvcc
×1
object-tracking
×1
opencv4
×1
opencvandroid
×1
OpenCV.js
×1
opencvtapiopencldsp
×1
pointer
×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
×