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 ▲
91 questions
Tagged
performance
×
1k
views
no
answers
no
votes
2016-04-19 08:30:46 -0600
Twinsy
OpenCV 3.1 CUDA 7.5 detectMultiScale function works slower on GPU then CPU
opencv
detection
c++
CUDA
gpu
performance
314
views
no
answers
no
votes
2016-06-10 02:58:29 -0600
estensen
Bad performance tracking circles in Android app
android
java
circledetection
performance
148
views
1
answer
no
votes
2016-10-31 10:15:36 -0600
berak
random perf tests fail on buildbot
buildbot
ci
perf_stitching
performance
tests
1k
views
no
answers
no
votes
2016-11-07 03:58:43 -0600
P1t
Speed up or faster alternative to Opencv CascadeClassifier
cascadeclassifier
performance
664
views
no
answers
no
votes
2017-01-14 00:56:01 -0600
adanecito
Can you capture screen and run a filter on Android? [closed]
android
filter
performance
2k
views
1
answer
no
votes
2017-01-26 13:30:54 -0600
LBerger
Why is the first openCV API call so slow?
performance
profiling
threshold
c++
opencv
318
views
no
answers
no
votes
2017-04-20 01:53:28 -0600
lzzhangar
CMT (CppMT) is very slow in android
android
opencv
CMT
performance
287
views
1
answer
no
votes
2017-08-11 07:31:43 -0600
Tetragramm
cv::Mat_ vs std::vector
performance
259
views
no
answers
no
votes
2017-09-01 09:19:07 -0600
GruenSein
Calib3D performance
Calib3d
performance
Multithreading
236
views
no
answers
no
votes
2017-09-20 09:08:56 -0600
patniemeyer
Looking for faster area sampling downscaling...
downscaling
performance
1k
views
no
answers
no
votes
2017-10-16 13:12:37 -0600
furlongmt
OpenCV Object Tracker Performance (TBB vs. pthreads)
objecttracking
performance
3.0.0
tracking
Multithreading
337
views
1
answer
no
votes
2017-10-20 10:54:23 -0600
matman
Where are the java source files?
edgedetection
java
performance
561
views
no
answers
no
votes
2017-10-21 15:27:00 -0600
yahoooooooo
Why is openCV so fast?
opencl
performance
speed
java
1k
views
no
answers
no
votes
2018-03-24 06:37:30 -0600
Udhav
Different results for matrix multiplication gemm() for mat vs umat
matrixmultiplication
UMat
GEMM
MatvsUMat
performance
fast
1k
views
no
answers
no
votes
2018-04-24 05:09:17 -0600
berak
Does OpenCV 3.4.x perform better(execution time) in release mode?
c++
performance
multi-thread
349
views
no
answers
no
votes
2018-04-28 10:17:42 -0600
holger
newbie questions on real time detection
performance
objectdetection
293
views
no
answers
no
votes
2018-05-03 16:14:23 -0600
opalmirror
Performance of camera image capture and save Windows
performance
webcam
windows
2k
views
1
answer
no
votes
2018-06-07 15:02:48 -0600
rwong
Why huge performance gap between opencv c++ native and java code on Android?
opencv
android
native
java
performance
370
views
1
answer
no
votes
2018-07-11 13:12:33 -0600
holger
Intel Movidius and open cv [closed]
dnn
performance
939
views
no
answers
no
votes
2018-07-17 09:22:51 -0600
Terreko
Why is threading slowing down over time?
performance
Multithreading
190
views
no
answers
no
votes
2018-10-18 04:20:46 -0600
NadavB
Performance - Add and subtract, saving memory operations
performance
add
subtract
1k
views
no
answers
no
votes
2019-05-24 22:22:29 -0600
abu abdulla
performance of videoCapture with gst pipeline
gstreamer
videocapture
performance
180
views
no
answers
no
votes
2019-08-30 11:47:18 -0600
sbromle
Delay-induced performance hit - context switching costs?
performance
compiler-option
550
views
1
answer
no
votes
2019-11-20 03:40:55 -0600
cudawarped
How does opencv with cuda work?
opticalflow
corner-detection
CUDA
performance
312
views
no
answers
no
votes
2019-11-21 10:54:17 -0600
VxW
setUseOptimized()
performance
setUseOptimized
794
views
1
answer
1
vote
2012-11-06 01:35:41 -0600
Michael Burdinov
cv::gpu::norm speed up
gpu
norm
performance
1k
views
1
answer
1
vote
2012-12-21 09:07:03 -0600
Alexander Smorkalov
OpenCV and Tegra
opencv
tegra
arm
performance
1k
views
1
answer
1
vote
2013-01-16 22:39:04 -0600
Alexander Smorkalov
Using Toast widget to display results from timer in image-manipulations Android app
android
timer
performance
results
570
views
2
answers
1
vote
2014-02-26 07:04:49 -0600
Vlad
How can I measure performance of OpenCV4Android samples on several devices?
android
performance
samples
2k
views
1
answer
1
vote
2013-05-02 00:52:32 -0600
ricor
The OpenCV Stitcher is Very Slow
stitching
performance
Noteworthy_Content
« previous
1
2
3
4
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
performance
×30
android
×6
opencv
×5
java
×4
c++
×3
Multithreading
×3
CUDA
×2
gpu
×2
3.0.0
×1
add
×1
arm
×1
buildbot
×1
Calib3d
×1
cascadeclassifier
×1
ci
×1
circledetection
×1
CMT
×1
compiler-option
×1
corner-detection
×1
detection
×1
dnn
×1
downscaling
×1
edgedetection
×1
fast
×1
filter
×1
GEMM
×1
gstreamer
×1
matrixmultiplication
×1
MatvsUMat
×1
multi-thread
×1
native
×1
norm
×1
Noteworthy_Content
×1
objectdetection
×1
objecttracking
×1
opencl
×1
opticalflow
×1
perf_stitching
×1
profiling
×1
results
×1
samples
×1
setUseOptimized
×1
speed
×1
stitching
×1
subtract
×1
tegra
×1
tests
×1
threshold
×1
timer
×1
tracking
×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
×
