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370 questions
Tagged
1k
views
no
answers
no
votes
2015-05-14 11:23:23 -0600
denials
Opencv 3.0 + Visual Studio 2013 VC12 + Cuda 7.0 + Windows 8.1: Error building
c++
opencv
CUDA7.0
install
error
VC12
983
views
no
answers
no
votes
2015-07-08 16:50:06 -0600
miro
Jar is not created
java
jar
build
4k
views
no
answers
no
votes
2015-08-05 04:59:05 -0600
Dum
opencv much slower in multithreading
c++
opencv
Multithreading
517
views
no
answers
no
votes
2015-08-29 14:02:50 -0600
franken
Erros whe uninstalling opencv 2.4.10
uninstall
opencv
cmake
make
ubuntu
1k
views
no
answers
no
votes
2015-11-08 06:51:18 -0600
genzm
installing opencv
install
undeclared
ffmpeg
2k
views
no
answers
no
votes
2015-12-11 13:11:15 -0600
Steve Hess
Memory leak in Mat::convertTo
Mat
UMat
memory
leak
3k
views
no
answers
no
votes
2016-02-22 07:49:51 -0600
berak
DLL load failed with opencv 3.1 and python 3.5
opencv
python
DLL
error
330
views
no
answers
no
votes
2016-06-03 04:16:53 -0600
VanGog
Where to get MAT sources and how configure it for CMAKE?
opencv
Mat
CvMat
visualstudio2010
cmake
769
views
no
answers
no
votes
2016-06-28 09:54:45 -0600
berak
opencv cross compilation issue
opnecv
cross-compile
3k
views
no
answers
no
votes
2016-08-04 19:47:44 -0600
monajalal
ImportError: No module named 'cv2' in OSX for OpenCV3 using Python3.5.2
python
Opencv3.0
OSX
1k
views
no
answers
no
votes
2016-09-27 00:11:34 -0600
flexbex
opnecv build fails on rpi3 with Ubuntu 16.04 and ENABLE_NEON=ON
opencv
c++
install
RaspberryPi
raspberrypi2
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
2017-05-11 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
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
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
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
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
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
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