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
291
views
no
answers
no
votes
2016-12-17 05:02:17 -0600
LBerger
Linux miniPC haar cascade freeze ! [closed]
Haar
cascade
freeze
713
views
no
answers
no
votes
2017-01-17 17:37:05 -0600
supersushi
Build Opencv 3.2 fails on Windows 8.1 with VS2013 [closed]
3.2.0
build
windows
visual-studio-2013
163
views
no
answers
no
votes
2017-02-03 02:03:29 -0600
Little drop
I want to opencv3.2.0+Qt5.6.2 in win10 os platform ,but failed to use mingw32-make.exe to compile .
mingw32-make#Qt5
2k
views
no
answers
no
votes
2017-02-09 06:56:33 -0600
ThorbjornSomod
Using cv::cudacodec::createVideoReader()
cudacodec
1k
views
no
answers
no
votes
2017-02-14 12:56:22 -0600
ttulinsky
Centos 7 building: many missing packages e.g. videodev.h, libavutil building
Centos7
773
views
no
answers
no
votes
2017-03-16 05:00:12 -0600
user12551
Building OpenCV 2.4 for arm64-v8a or x86_64 (CMake / make)
android
opencv
414
views
no
answers
no
votes
2017-03-21 10:52:33 -0600
Lindsey98
Trouble building opencv 3.2.0 on raspbian(pi3)
installation
opencv
python
3.2.0
1k
views
no
answers
no
votes
2017-03-29 17:03:46 -0600
yrazin
opencv_highgui320: Qt5 .dlls required and 0xc000a200 error [closed]
highgui
qt5
1k
views
no
answers
no
votes
2017-05-11 12:14:01 -0600
john_turnbull
Ubuntu 16.04 Python after install OpenCV 3.1 and OpenCV_contrib 3.1, some extra modules are missing like Tracking and sfm
python
opencv_contrib
933
views
no
answers
1
vote
2017-05-17 18:48:51 -0600
philboske
Some resolutions cause segmentation faults in DISOpticalFlow()
opencv_contrib
opticalflow
2k
views
no
answers
no
votes
2017-07-03 04:50:14 -0600
doudou2017
How to solve CMake Warning at cmake/OpenCVPackaging.cmake:23 (message): CPACK_PACKAGE_VERSION does not match version provided by version.hpp header! [closed]
opencv
629
views
no
answers
no
votes
2017-07-23 22:54:20 -0600
reid
DMA directly into UMat data
UMat
gpu
DMA
569
views
no
answers
no
votes
2017-07-25 09:42:48 -0600
berak
Building OpenCV Visual Studio 14 2015 Unicode Errors
visual-studio-2015
build
unicode
1k
views
no
answers
no
votes
2017-08-03 04:32:14 -0600
Raki
Matplotlib to replace imshow()
matplotlib
opencv
python3
1k
views
no
answers
no
votes
2018-01-22 02:53:16 -0600
Micka
cuDNN in OpenCV DNN module?
dnn
opencv_dnn
gpu
cuDNN
382
views
no
answers
1
vote
2018-02-24 10:19:40 -0600
krishnapra
Objects detected as multiple dots while using custom tensorflow model in OpenCV dnn [closed]
dnn
tensorflow
opencv_dnn
issue
800
views
no
answers
no
votes
2018-10-26 07:12:19 -0600
sean2018
Opencv on MacOS Xcode can not use imread to read image based on c++
c++opencv
macos
1k
views
no
answers
1
vote
2018-12-04 07:51:18 -0600
Zana Zakaryaie Nejad
What is HAL exactly? Whats the difference between HAL and T-API?
opencv
hal
neon
T-API
91
views
no
answers
no
votes
2019-01-23 10:56:37 -0600
peter_cz
How to detect workgroup size used?
dnn
152
views
no
answers
no
votes
2019-04-25 20:01:02 -0600
zack
GaussianBlur in windows10 vs2017 and ubuntu g++ has different speed?
ubuntu
time
vs2017
922
views
no
answers
no
votes
2019-06-06 19:34:23 -0600
TomH
can't open URL video source with opencv-python cv2.VideoCapture()
opencv
python
570
views
no
answers
no
votes
2019-09-08 21:23:55 -0600
karl liu
failed to compile OpenCV with CUDA at opencv_cudev module
build
921
views
no
answers
no
votes
2019-10-03 12:52:46 -0600
bevilacq12
Trying to make OpenCV conan package with FFmpeg support, not working
conan
package
ffmpeg
162
views
no
answers
1
vote
2019-12-07 15:13:21 -0600
TigerShark
Brute Force Matcher with OCL won't run on GPU
ocl
DescriptorMatcher
1k
views
no
answers
no
votes
2019-12-30 20:45:29 -0600
supra56
Build OpenCV 4.x for Android with c++_static
build
319
views
no
answers
no
votes
2020-02-07 10:14:08 -0600
yangjingru
opencv cpp dnn objection detection not in accordance with tensorflow object detection of python
dnn
opencv
cpp
tensorflow
objection
detection
208
views
no
answers
no
votes
2020-03-17 22:40:39 -0600
ashishkrshrivastava
Changes in PR not getting build on custom builders [closed]
build
pr
custom
557
views
no
answers
no
votes
2020-04-29 09:52:02 -0600
Emanuel Ferreira
Failing to use IE Backend (Compiling CV with IE)
opencv
python
InferenceEngine
849
views
no
answers
no
votes
2020-06-02 12:03:55 -0600
dedetuga
Building Opencv4.3 Android shared libs error
build
android
opencv
linux
ubuntu
1k
views
no
answers
no
votes
2020-08-19 11:39:40 -0600
Fabrice_06
Wrong FPS and FRAME_COUNT read from a wmv file with opencv4.0 under python
get
CAP_PROP_FPS
CAP_PROP_FRAME_COUNT
« previous
1
2
3
4
5
...
27
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×9
build
×6
dnn
×4
python
×4
3.2.0
×2
android
×2
gpu
×2
opencv_contrib
×2
opencv_dnn
×2
tensorflow
×2
ubuntu
×2
CAP_PROP_FPS
×1
CAP_PROP_FRAME_COUNT
×1
cascade
×1
Centos7
×1
conan
×1
c++opencv
×1
cpp
×1
cudacodec
×1
cuDNN
×1
custom
×1
DescriptorMatcher
×1
detection
×1
DMA
×1
ffmpeg
×1
freeze
×1
get
×1
Haar
×1
hal
×1
highgui
×1
InferenceEngine
×1
installation
×1
issue
×1
linux
×1
macos
×1
matplotlib
×1
mingw32-make#Qt5
×1
neon
×1
objection
×1
ocl
×1
opticalflow
×1
package
×1
pr
×1
python3
×1
qt5
×1
T-API
×1
time
×1
UMat
×1
unicode
×1
visual-studio-2013
×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
×
