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 »
relevance
date
activity
answers ▼
votes
783 questions
Tagged
2k
views
2
answers
2
votes
2016-03-17 16:47:08 -0600
kbarni
Parallel implementation of per pixel calculations
tapi
iterator
c++
opencv
gpu
opencl
1k
views
2
answers
no
votes
2013-08-30 02:56:28 -0600
decision
How to add custom OpenCL kernel in OpenCV ?
ocl
opencl
1k
views
2
answers
3
votes
2019-02-27 09:29:00 -0600
dkurt
OpenCL target for DNN slower than CPU
opencl
dnn
962
views
2
answers
no
votes
2013-09-03 07:09:40 -0600
decision
ocl/hog.cpp detecting rate in GPU mode
opencl
ocl
hog.cpp
649
views
2
answers
no
votes
2014-02-06 16:52:25 -0600
xaffeine
OCL StereoBM and images needing negative minimum disparity
#OpenCL
2k
views
1
answer
1
vote
2012-09-28 06:25:59 -0600
mikegao88
Problem with using Qt Functions '"createButton" of OpenCV2
Opencv2.4.2
qt
ros-fuerte
1k
views
1
answer
1
vote
2017-04-19 06:07:20 -0600
Avio
How do I wrap the OpenCV InputArray class method getMat in C?
#opencv
#c++
#c
1k
views
1
answer
1
vote
2014-02-21 06:45:31 -0600
tuannhtn
Fastest method to process an image
performance
parallelization
1k
views
1
answer
no
votes
2015-11-13 05:33:58 -0600
mshabunin
Why has DisparityWLSFilter been removed from OpenCV 3.0.0?
DisparityWLSFilter
477
views
1
answer
1
vote
2016-10-29 16:07:13 -0600
Tetragramm
Number of bins in CLAHE?
CLAHE
histogram
contrast
420
views
1
answer
no
votes
2017-01-16 00:09:00 -0600
Tetragramm
Transpose CV_8UC Image
transpose
1k
views
1
answer
no
votes
2017-03-09 03:29:44 -0600
marcogovo
Errors in detectMultiScale() for face detection
detectMultiScale
Multithreaded
Multithreading
java
1k
views
1
answer
1
vote
2016-02-04 06:25:22 -0600
StevenPuttemans
detectMultiscale fails when weights are requested
detectMultiScale
bug
3.1.0
opencv-3.1.0
421
views
1
answer
no
votes
2016-03-10 09:25:01 -0600
ttux
jvm crash on loading cascade classifier
cascadeclassifier
jvm
crash
1k
views
1
answer
no
votes
2020-05-26 07:12:48 -0600
supra56
Triangle detection - Canny failing on corner [closed]
opencv
python
canny
approxPolyDP
3k
views
1
answer
1
vote
2015-08-02 03:13:54 -0600
shadowsheep
OpenCV 3.0 Vs OpenCV 2.4.9 + Sobel Performance
opencv_performance
performance
sobel
visual-studio-2013
opecv2.4.9
opencv3.0.0
9k
views
1
answer
4
votes
2013-07-30 08:48:40 -0600
Kirill Kornyakov
openCV will drop C API support soon
Evolution-Proposals
1k
views
1
answer
1
vote
2013-08-12 07:14:55 -0600
AlexanderShishkov
how can use GPU for opencv in iOS?
gpu
opencv
ios
1k
views
1
answer
no
votes
2013-11-19 18:07:12 -0600
Jose Gómez
I can not run the Java using Opencv on Linux, 64bit
opencv
linux
64bit
java
4k
views
1
answer
no
votes
2013-12-28 02:23:15 -0600
Moster
OpenCV hardware acceleration mali gpu
hardware
acceleration
opencv
mali
gpu
9k
views
1
answer
1
vote
2014-07-29 13:18:31 -0600
rwong
Are these functions accelerated by ARM NEON?
neon
231
views
1
answer
no
votes
2014-07-11 11:38:02 -0600
unxnut
IPP usage OpenCV 3.x
IPP
461
views
1
answer
no
votes
2014-09-10 07:24:02 -0600
tuannhtn
OpenCV and OpenMP
openmp
and
opencv
249
views
1
answer
-1
votes
2014-11-22 09:38:16 -0600
petititi
A way to ensure Canny runs in serial?
canny
serial
1k
views
1
answer
1
vote
2016-02-02 14:00:23 -0600
--marc
OpenCV reference documentation integration for Qt Creator (.qch)
qt
documentation
1k
views
1
answer
no
votes
2015-02-02 19:10:39 -0600
Jimmy B
Error building opencv-3.0.0-beta on Jetson TK1
opencv-3.0.0-beta
Jetson
TK1
build
error
8k
views
1
answer
no
votes
2015-04-11 14:42:38 -0600
Eduardo
what is the difference between OpenCV 2.4.11 and 3.0.0
opencv3.0.0
opencv2.4.11
3k
views
1
answer
5
votes
2015-07-26 03:19:41 -0600
Anna Lucia
Is there any reason not to use UMat?
UMat
Speedup
gpu
3.0
950
views
1
answer
1
vote
2015-12-13 04:46:45 -0600
Denis Gottardello
[Solved] CascadeClassifier.detectMultiScale crash on Mac OSX
detectMultiScale
mac
18k
views
1
answer
no
votes
2016-04-06 04:50:04 -0600
pklab
Displaying image results in real time
DisplayImage
imshow
loop
frame
« previous
1
2
3
4
5
...
27
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×6
gpu
×4
opencl
×4
detectMultiScale
×3
canny
×2
java
×2
ocl
×2
opencv3.0.0
×2
performance
×2
qt
×2
3.0
×1
3.1.0
×1
64bit
×1
acceleration
×1
and
×1
approxPolyDP
×1
bug
×1
build
×1
#c
×1
#c++
×1
c++
×1
cascadeclassifier
×1
CLAHE
×1
contrast
×1
crash
×1
DisparityWLSFilter
×1
DisplayImage
×1
dnn
×1
documentation
×1
error
×1
Evolution-Proposals
×1
frame
×1
hardware
×1
histogram
×1
hog.cpp
×1
imshow
×1
ios
×1
IPP
×1
iterator
×1
Jetson
×1
linux
×1
loop
×1
mac
×1
mali
×1
Multithreaded
×1
Multithreading
×1
neon
×1
opecv2.4.9
×1
#OpenCL
×1
#opencv
×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
×