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12,357 questions
Tagged
306
views
no
answers
no
votes
2020-08-30 15:08:42 -0600
sturkmen
How to Detect Missing part of image
opencv
c++
342
views
no
answers
no
votes
2018-02-22 01:17:22 -0600
Conundraah
Why use focal length as scale factor for warps?
panorama
stitching
image-warping
281
views
no
answers
no
votes
2018-06-08 06:33:16 -0600
kishan patel
how can train file for face recognition
FaceRecognizer
586
views
no
answers
2
votes
2018-11-09 02:29:13 -0600
l.fabbrini
3D convolution for Deep Neural Network (DNN) module
dnn
conv3D
3d
3DConvolution
CNN
readNet
247
views
no
answers
no
votes
2015-10-14 08:26:44 -0600
RogueRugger
OpenCV 3.0 python replacement for CalcEMD2?
EMD
CalcEMD2
9k
views
no
answers
no
votes
2014-02-25 01:58:17 -0600
Nagilo
Mat from byte-array (or stream) - which type/format?
android
4k
views
no
answers
no
votes
2016-02-08 08:13:35 -0600
Priya Dharsini
unknown cmake command "ocv_define_module"
ocv_define_module
1k
views
no
answers
no
votes
2017-05-26 13:07:46 -0600
Elliot_
How can I deal with cv::matchTemplate crashing for large images?
visual
studio
c++
opencl
1k
views
no
answers
no
votes
2018-10-11 08:01:48 -0600
Reflexive
OpenCV.js : image recognition in video capture
OpenCV.js
image-recognition
templateMatch
125
views
no
answers
1
vote
2016-09-13 10:41:23 -0600
srbh
As I am unable to understand formula/theory/details of this function details::focalsFromHomography () ? Can someone help me understanding or getting focals form Homography ?
calibration
findHomography
focal_lenght
motion
pose_estimation
1k
views
no
answers
no
votes
2014-08-05 15:06:59 -0600
cln1073
How do you use the legacy GLCM?
opencv
cvCreateGLCM
GLCM
Legacy
deprecated
#c++
2k
views
no
answers
no
votes
2016-11-29 08:01:24 -0600
closecall
cv::Mat to DirectX11 Texture (OpenCV 3.1.0)
Mat
directx
texture
opencl
2k
views
no
answers
-1
votes
2014-05-22 12:55:14 -0600
Adnane
python cvLoadImage problem
funny
1k
views
no
answers
no
votes
2015-01-13 11:56:15 -0600
palumbs
asymmetric circle grid camera calibration error "OpenCV Error: Bad argument (Unknown array type) in cvarrToMat"
asymmetriccirclegrid
camera
calibration
1k
views
no
answers
no
votes
2019-03-13 11:03:31 -0600
dineshganti
hand written signature recognition approach suggestion
python
opencv
543
views
no
answers
no
votes
2014-04-03 10:38:16 -0600
Parsa
Corrupted double linked-list for imshow function !!!
deleted
529
views
no
answers
no
votes
2014-04-21 03:23:10 -0600
rainNight
I am developing face recognize on android,why the predict method always return 0
FaceRecognizer
Predict
370
views
no
answers
no
votes
2017-10-30 01:18:27 -0600
mzeus.bolt
How to disable modules of openCV which are not required.
android
opencv
814
views
no
answers
no
votes
2019-07-06 06:12:02 -0600
nobot
failing to build opencv with opengl
opencv
OpenCV-3.4.6
Jetsonnano
2k
views
no
answers
no
votes
2015-04-20 07:06:30 -0600
NumesSanguis
Building OpenCV 3.0.0-beta Windows Python 3.4
building
windows
python3.4
cmake
python3
1k
views
no
answers
2
votes
2014-02-12 04:13:13 -0600
vlad_tepesch
why is cv::invert so incredibly slow?
invert
slow
1k
views
no
answers
no
votes
2020-11-29 13:02:04 -0600
offsetnull1
No rule to make target '/usr/local/lib/libz.so', needed by 'lib/libopencv_core.so.4.5.1
opecv
build
build-error
cmake-error
libs
45
views
no
answers
no
votes
2016-04-06 04:11:21 -0600
lea
not able to create a simple Mat object for android
CreateMat
64
views
no
answers
no
votes
2018-10-18 03:51:36 -0600
Harpah
How to record video live streaming form IP camera
camera#java#record
538
views
no
answers
no
votes
2016-04-04 02:22:42 -0600
sumit patel
how to use openmp for making parallel kmeans ?
kmeans
openmp
access-violation
961
views
no
answers
no
votes
2019-09-01 19:35:07 -0600
choikhss
How to detection(tracking) WHITE Cube ?
edge-detection
1k
views
no
answers
no
votes
2016-03-16 10:44:48 -0600
pep99
Can I use an OpenCV python script with a USB3 Vision Standard camera? and with GigE Vision Standard ?
usb3
GigE
opencv
2k
views
no
answers
no
votes
2019-11-10 18:42:00 -0600
[email protected]
Streaming data to OpenCV from GStreamer
gstreamer
rtp
390
views
no
answers
no
votes
2015-03-04 10:39:35 -0600
JR hahne
VideoCapture Bug on Linux using Video without a Codec
videocapture
ffmpeg
linux
NoCodec
422
views
no
answers
no
votes
2016-04-15 09:49:59 -0600
tiho_bg
Virtual reality with opencv and Visual C++
11601
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