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783 questions
Tagged
3k
views
1
answer
no
votes
2014-06-14 16:53:43 -0600
bravouuu
Error building openCV 2.4.9 library not found for -lopencv_cudev
python
cmake
15k
views
1
answer
no
votes
2014-11-03 20:31:05 -0600
alealv
cmake linking error OpenCV_FOUND to FALSE UBUNTU 13.04
cmake
Linking
795
views
1
answer
1
vote
2014-09-12 03:07:55 -0600
berak
compile opencv3 alpha
build
compile
opencv3
mingw
1k
views
1
answer
no
votes
2015-01-30 01:23:32 -0600
Ben Lau
OpenCV iOS build problem: The opencv2.framework is almost empty [closed]
ios
cmake
1k
views
1
answer
1
vote
2015-02-26 11:16:06 -0600
genx
Error compiling OpenCV 3.0 with opencv_contrib on CentOS 6.5
compile
CentOS
extramodules
608
views
1
answer
1
vote
2015-04-09 01:11:05 -0600
berak
cl_out_of_host_memory
CL_OUT_OF_HOSTMEMORY
3k
views
1
answer
no
votes
2015-09-16 08:28:30 -0600
cs
Windows Python opencv_contrib install doesn't work
opencv_contrib
python
windows
installation
install
360
views
1
answer
no
votes
2016-01-18 19:08:38 -0600
phirestalker
copy row from one Mat to another (is it safe to pad descriptors with 0s)
opencv3.1
c++
791
views
1
answer
no
votes
2016-01-21 16:28:03 -0600
aag
Failure to build Python bindings under mingw32
build
mingw
python
512
views
1
answer
no
votes
2016-02-01 09:43:15 -0600
pklab
Querying and controlling OpenCV on used accelaration method
CUDA
SSE
AVX
Eigen
IPP
BackgorundSubtractor
446
views
1
answer
no
votes
2016-10-08 03:30:36 -0600
btraquair
detectMultiScale hangs on Mac / Xcode / OpenCV 3.1.0
detectMultiScale
1k
views
1
answer
no
votes
2016-08-11 00:30:59 -0600
berak
Making Android SDK Error
opencv
AndroidOpenCV
libpng
android-sdk
340
views
1
answer
no
votes
2016-09-27 04:29:14 -0600
StevenPuttemans
yuv422 to nv12 convertion
yuv422
to
nv12
169
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
707
views
1
answer
no
votes
2016-11-03 05:07:33 -0600
LBerger
Disable multi core in parallel_for_ function
parallel_for_
481
views
1
answer
no
votes
2017-02-07 07:46:52 -0600
Humam Helfawi
Reading 8-bit JPEG in OpenCV [closed]
jpeg
655
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
1k
views
1
answer
no
votes
2017-07-19 02:52:05 -0600
Uma
ALL_BUILD error when building OpenCV from source
ALL_BUILD
THDiskFile
cmake-gui
error
LNK1104
1k
views
1
answer
no
votes
2017-07-31 08:48:36 -0600
bthomas
OpenCV 3.2.0 : Unable to open and read a video
videofile
702
views
1
answer
2
votes
2017-08-10 06:36:27 -0600
Kostas
cv::solve OpenCV 3.1 vs. 3.2 speed
performance
1k
views
1
answer
1
vote
2017-11-24 23:05:10 -0600
berak
OpenCV 3.3.1 python wrapper CUDA support
opencv
CUDA
build
python
1k
views
1
answer
2
votes
2019-01-24 16:02:22 -0600
LBerger
drawKeypoints bug?
drawKeypoints
347
views
1
answer
no
votes
2019-03-31 03:31:39 -0600
berak
Where are include files for opencv4 after building the project file with codeblock?
opencv
build
codeblocks
619
views
1
answer
no
votes
2019-05-29 05:01:46 -0600
berak
How to build OpenCV 4.1.0 on Ubuntu 18.10
4.1.0
ubuntu
build
from-source
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
465
views
1
answer
no
votes
2020-08-29 00:48:09 -0600
berak
Where to find implementation of BFMatcher::match
feature-detection
matcher
bfmatcher
982
views
1
answer
1
vote
2013-06-02 01:16:06 -0600
heneedhelp
Opencv Android 2.4.5 device reboot
#android
samsung
s4
reboot
crash
restart
1k
views
1
answer
1
vote
2013-09-22 14:12:40 -0600
Dake Feng
Trouble Compiling OpenCV 2.4.6 from source
OpenCV2.4.6
VS2012
642
views
1
answer
no
votes
2013-12-03 08:30:59 -0600
jensenb
compiling opencv @2.4.6.1_2+python27 with CUDA support throws an error after upgrading to OS X 10.9
osx-mavericks
CUDA5.5
macports
nvcc
1k
views
1
answer
no
votes
2013-11-07 08:55:52 -0600
Vladislav Vinogradov
CMake errors while building OpenCV 2.4.5 with CUDA 5.5
CUDA5.5
cmake
c++
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