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486 questions
Tagged
9k
views
1
answer
no
votes
2016-12-19 00:52:17 -0600
berak
cmake failing with hash mismatch [closed]
opencv_contrib
1k
views
1
answer
1
vote
2016-12-07 02:17:55 -0600
LBerger
Segmentation fault when initializing tracker. Possible bug?
bugreporting
SegmentationFault
kcf_tracker
666
views
1
answer
no
votes
2017-02-18 08:37:44 -0600
sisi004
Error with multiband_blend.cu, compiling Opencv 3.2.0 on Ubuntu 15.10, with CUDA 7.5
cuda7.5
Opencv3.2.0
ubuntu15.10
multiband_blend
3k
views
1
answer
3
votes
2017-04-26 01:37:34 -0600
LBerger
OpenCv 3.2 Build failed [closed]
cmake-gui
ALL_BUILD
Opencv3.2.0
581
views
1
answer
no
votes
2017-05-30 10:18:34 -0600
mshabunin
OpenCV Fails to Install on Ubuntu 16.10 using ICC and ICPC
icc
3.2.0
compile
opencv
c++
install
1k
views
1
answer
no
votes
2017-12-16 02:06:13 -0600
berak
I am with difficulties in building the openCV.js in MAC OS
OpenCV.js
4k
views
1
answer
1
vote
2018-05-07 15:32:25 -0600
ceztko
undefined reference to cv::softdouble::operator/
Linking
core
975
views
1
answer
no
votes
2019-09-11 18:50:21 -0600
AndreaF
Why previous version OpenCV sample freezes with a black screen after update form 3.4.3 to 4.1.1?
android
opencv
10k
views
1
answer
no
votes
2012-08-14 03:30:52 -0600
powlee
VideoCapture is not working in OpenCV 2.4.2
installation
ffmpeg
stream
videocapture
2k
views
1
answer
1
vote
2014-06-01 03:41:35 -0600
Alexander Smorkalov
OpenCV build options, big difference in speed after android library linking
opencv
manager
speed
build
options
android
536
views
1
answer
no
votes
2015-07-19 12:04:44 -0600
StevenPuttemans
Improve training cascade speed
traincascade
21k
views
1
answer
no
votes
2016-10-09 00:01:22 -0600
gfx
sys/videoio.h: No such file or directory
opencv
ubuntu
build
2k
views
1
answer
no
votes
2019-09-17 10:38:09 -0600
Spinner79
cmake build error on raspbian raspberry pi 4
cmake-error
1k
views
1
answer
no
votes
2020-01-29 21:31:07 -0600
chee0007
Issues compiling opencv-3.4.8 with cuda-10.2 in Ubuntu
c++
CUDA10.2
aarch64
compilation-error
922
views
1
answer
no
votes
2013-08-21 05:19:21 -0600
Patrick Tyll
HTC One, OpenCV & Native Activity
#htcone
#android#opencv
#native
1k
views
1
answer
no
votes
2017-03-16 13:15:08 -0600
adn
Missing ts from Release build
build
ts
tests
3k
views
1
answer
no
votes
2018-08-15 12:39:27 -0600
wmmc88
How do I properly build Android OpenCV from sources?
build_sdk.py
build
contrib
android
1k
views
1
answer
no
votes
2020-04-26 02:12:41 -0600
berak
Ubuntu下编译opencv4.3.0+opencv_contrib4.3.0 android sdk
ubuntu
opencv4.3.0
android
SDK
opencv_contrib
1k
views
1
answer
no
votes
2018-07-18 12:07:28 -0600
Evren
Performance issue with Android arm64-v8a custom build [closed]
android
arm64-v8a
opencv_performance
c++_static
2k
views
1
answer
no
votes
2017-12-17 16:59:36 -0600
Mhd
Linking error to -lopencv_core
Linking_error
1k
views
1
answer
no
votes
2014-10-23 16:47:31 -0600
kilua
build error: undefined reference to 'v4l2_munmap'
#3.0.0
#linux
#build
1k
views
1
answer
no
votes
2018-05-31 05:02:42 -0600
cudawarped
Compile OpenCV 3.4 and Cuda 9 with MS VS15 2017
cmake-gui
cuda9
Windows10
Visualstudio2017
15k
views
1
answer
no
votes
2019-01-29 14:05:30 -0600
AnnaMP
imshow() Python/macOS not showing the image
OSX
python3
imshow
186
views
1
answer
no
votes
2019-08-30 20:28:26 -0600
shivsd
with Cuda support undefined reference to cv::imread
opencv
34k
views
1
answer
12
votes
2015-09-16 17:49:42 -0600
sturkmen
about traincascade paremeters, samples, and other...
traincascade
adaboost
14k
views
1
answer
no
votes
2014-10-06 04:58:14 -0600
StevenPuttemans
building OpenCV 3 with extra modules
opencv_contrib
error
SOLVEPNP_ITERATIVE
978
views
1
answer
no
votes
2014-11-05 06:39:33 -0600
StevenPuttemans
Installation Open CV 2.4.9 on ubuntu 14.04 LTS
opencv
2.4.9
on
ubuntu
14.04
LTS
409
views
1
answer
2
votes
2015-07-24 09:27:18 -0600
PhilRoc
Is dft() thread-safe?
dft
thread-safety
Multithreading
1k
views
1
answer
1
vote
2012-12-14 07:47:50 -0600
ubehagelig
Tips on how to build opencv 2.4.3 (VC10)
build
vc10
opencv_traincascacde
44k
views
1
answer
10
votes
2014-05-31 19:09:18 -0600
SABER
Guide for installing and compiling OpenCV with CMake and Visual Studio 2013
cmake
installation
visual
studio
windows
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