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
679
views
no
answers
no
votes
2018-12-15 05:26:51 -0600
Gab
Remove reflection
reflections
2k
views
no
answers
1
vote
2018-12-15 11:53:17 -0600
phillity
Initialize OpenCL Runtime
opencl
website
1k
views
no
answers
no
votes
2018-12-15 13:04:42 -0600
Abra
Fire and Smoke Detection use Color or Haar [closed]
firedetection
477
views
no
answers
no
votes
2018-12-15 23:46:25 -0600
Esh
Does openCV distance transform work for horizontal distance but not for vertical distance ?
opencv
python
distanceTransform
contours
613
views
no
answers
no
votes
2018-12-16 03:47:48 -0600
wallnut516
Is haar cascades accurate in detecting facial features during the night?
haarcascades
accuracy
815
views
no
answers
no
votes
2018-12-16 19:17:22 -0600
yomateod
Trying to create video from multiple frames [closed]
python
opencv
Video
106
views
no
answers
no
votes
2018-12-16 23:26:46 -0600
Nupur
i am having problem with predict function of FaceRecognizer.
Predict
function
261
views
no
answers
no
votes
2018-12-16 23:49:33 -0600
piyushfs
how do I get live cctv footage in python [closed]
deleted
104
views
no
answers
no
votes
2018-12-17 03:09:31 -0600
cherault
MultiTracker start within a running video flow, not on a single frame
opencv
tracker
c++
135
views
no
answers
no
votes
2018-12-17 04:32:30 -0600
Filippo9669
Injective function of RGB
RGB
vector
11k
views
no
answers
no
votes
2018-12-17 07:06:40 -0600
kgpinco
Webcam works inconsistently [closed]
assertionerror
webcam
opencv
python
321
views
no
answers
no
votes
2018-12-17 07:10:30 -0600
manef
LDA training opencv c++
opencv
Fisherfaces
classifcation
708
views
no
answers
no
votes
2018-12-17 07:11:43 -0600
blessme29
Error build opencv xfeatures2d
ubuntu16.04
xfeatures2d
2k
views
no
answers
no
votes
2018-12-17 07:54:11 -0600
ecjb
trouble installing opencv on a mac (after opencv worked fine a few months ago)
macos
opencv
install
python3
pip3
671
views
no
answers
no
votes
2018-12-18 01:34:58 -0600
peter_cz
OpenCV dnn import quantized model
tensorflow
96
views
no
answers
no
votes
2018-12-17 09:05:17 -0600
Kagami
Opencv3.4.4 What about X32 applications that need to be developed, as if there is no X86 lib?
Novice
553
views
no
answers
no
votes
2018-12-17 09:09:31 -0600
ub0baa
speeding things up [closed]
cnt
MOG2
multithread
2k
views
no
answers
no
votes
2018-12-18 17:14:51 -0600
machineelf
VideoCapture returns empty frame in c++ but not in Python
imshow
c++
python
videocapture
gstreamer
1k
views
no
answers
no
votes
2018-12-19 01:17:40 -0600
berak
OpenCV + Darknet+YOLOv3 problem
Yolov3
1k
views
no
answers
no
votes
2018-12-19 00:11:16 -0600
ChoirulHuda
How to Show Facial Landmark Points in Android
facial
recognition
landmark
real-time
Video
467
views
no
answers
1
vote
2018-12-19 02:43:06 -0600
berak
a question about the contrib/rgbd /src/normal_lut.i
linemod
normal_lut.i
256
views
no
answers
no
votes
2018-12-19 03:35:25 -0600
Usubu
OpenCV Distance c++ [closed]
c++
900
views
no
answers
no
votes
2018-12-19 08:16:51 -0600
oja
Hey guys I am doing a face recognition project using LBPHFaceRecognizer the problen is that for few images (test images) the model is recognizing and for few images it is giving this error: (-215:Assertion failed) s >= 0 in function 'cv::setSize' [closed]
FaceRecognition
713
views
no
answers
no
votes
2018-12-19 11:42:57 -0600
berak
how to get a mask of an image so that i can use it in the inpainting function
opencv
inpainting
3k
views
no
answers
2
votes
2018-12-21 07:38:47 -0600
joyuer
Circle pattern or chessboard for calibration?
calibrateCamera
calibration
findChessboardCorner
333
views
no
answers
no
votes
2018-12-20 05:29:41 -0600
Eos Pengwern
Building in Linux using IPP-enhanced Zlib
cmake
zlib
intel
IPP
511
views
no
answers
no
votes
2018-12-20 12:35:10 -0600
rwgk
RAW10 decoder? (MIPI, Android)
RAW10
android
MIPI
imdecode
374
views
no
answers
no
votes
2018-12-21 01:37:08 -0600
LBerger
imshow is returning lots of static like an old tv. Has anyone else seen this? [closed]
imshow
scrambled
pixelated
697
views
no
answers
no
votes
2018-12-21 08:16:37 -0600
[email protected]
OpenCV 4 for Java, random error with VideoWriter [closed]
videowriter
509
views
no
answers
no
votes
2018-12-21 09:11:58 -0600
Laurentiu
Optimization of mean function of non-zero pixels [closed]
opencv
python
« previous
1
...
898
899
900
901
902
...
995
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×8
python
×5
c++
×3
imshow
×2
Video
×2
accuracy
×1
android
×1
assertionerror
×1
calibrateCamera
×1
calibration
×1
classifcation
×1
cmake
×1
cnt
×1
contours
×1
deleted
×1
distanceTransform
×1
FaceRecognition
×1
facial
×1
findChessboardCorner
×1
firedetection
×1
Fisherfaces
×1
function
×1
gstreamer
×1
haarcascades
×1
imdecode
×1
inpainting
×1
install
×1
intel
×1
IPP
×1
landmark
×1
linemod
×1
macos
×1
MIPI
×1
MOG2
×1
multithread
×1
normal_lut.i
×1
Novice
×1
opencl
×1
pip3
×1
pixelated
×1
Predict
×1
python3
×1
RAW10
×1
real-time
×1
recognition
×1
reflections
×1
RGB
×1
scrambled
×1
tensorflow
×1
tracker
×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
×
