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42 questions
Tagged
opencv4
×
8k
views
2
answers
no
votes
2019-01-15 05:11:28 -0600
kbarni
[Ubuntu 18.04] how add opencv built from source to QT applications
opencv4
qt5
370
views
2
answers
no
votes
2019-10-09 01:01:18 -0600
Vizier87
Accessing a camera-linked X1 mini PCIE camera
opencv4
540
views
2
answers
no
votes
2020-07-03 09:45:27 -0600
holger
i am doing a project to predict age and gender using tensorflow and opencv. and how to add path for xml file.
python3
opencv4
175
views
1
answer
no
votes
2018-06-30 00:16:56 -0600
berak
open cv 4.0 c ++ internal camera not detected
opencv4
linux
c++
internal_camera
1k
views
1
answer
no
votes
2018-10-02 05:32:06 -0600
berak
GStreamer unable to query pipeline state on Ubuntu18.04 with Opencv4
gstreamer
c++
libsdl
opencv4
1k
views
1
answer
1
vote
2018-11-02 04:05:57 -0600
berak
Opencv-4 compile error (MinGW 5.3 32)
opencv4
mingw32
5k
views
1
answer
no
votes
2019-01-17 04:01:07 -0600
berak
error: no matching member function for call to 'at'
opencv4
matrix
1k
views
1
answer
no
votes
2019-02-21 01:50:11 -0600
periculo
OpenCV 4 make failed - precomp.hpp:54:10: fatal error: ‘tesseract/baseapi.h’ file not found
tesseract
fatal_error
buildFromSource
opencv4
MacOSX
271
views
1
answer
no
votes
2019-03-15 03:08:08 -0600
berak
Is there a binary deb for OpenCV?
deb
opencv4
2k
views
1
answer
2
votes
2019-11-02 17:24:36 -0600
Gilad Darmon
How to install opencv 4.1 using CMake and Visual Studio 2013?
c++
opencv4
visual-studio-2013
9k
views
1
answer
no
votes
2019-08-16 17:14:21 -0600
mjxlyons
installed Opencv 4 from source, C++ headers not linked correctly
opencv4
c++
buildFromSource
531
views
1
answer
no
votes
2019-08-23 03:44:08 -0600
AGH-SBY
Python Bindings for OpenCV 4.1.1 reports DLL not found on Windows 10
opencv4
python
912
views
1
answer
no
votes
2019-10-01 15:17:01 -0600
lesauxvi
efficiently fill cv::Mat
c++
opencv4
binary
file
4k
views
1
answer
no
votes
2019-10-30 11:54:17 -0600
JeyP4
How to Undistort fisheye image into max bounding rectangle?
opencv4
python3.7
fisheye
Undistort
691
views
1
answer
no
votes
2019-11-06 01:03:06 -0600
berak
Imgproc.undistort() seems missing in OpenCV4
java
opencv4
3k
views
1
answer
no
votes
2019-11-18 04:04:07 -0600
supra56
A installation problem of OpenCV[SOLVED]
opencv4
375
views
1
answer
1
vote
2019-11-27 10:32:36 -0600
flaterik
pthread_key_create fails after loading library with Boost unit test
thread
boost
Opencv4.1.1
opencv4
TLSData
148
views
1
answer
no
votes
2019-12-10 02:10:15 -0600
berak
Recording from imshow/matrix, not from webcam
opencv4
1k
views
1
answer
no
votes
2019-12-27 07:00:36 -0600
cudawarped
Building OpenCV 4 requires CC 5.3 or higher - RTX 2080TI
opencv4
opencv4.2
CUDA
dnn
DNN_BACKEND_CUDA
220
views
1
answer
no
votes
2020-04-16 07:31:09 -0600
supra56
How can I combine 2 photos from specific pixels?
combine
opencv4
535
views
1
answer
no
votes
2020-05-22 05:22:40 -0600
cudawarped
error buiding cudaoptflow/samples/optical_flow.cpp on current master branch for opencv AND contrib
opencv4
opencv_contrib
CUDA
make
cudaoptflow
576
views
1
answer
no
votes
2020-05-28 09:45:20 -0600
kbarni
Is there a function to average (mean) filter for a pixel?
filter2D
average
opencv4
1k
views
1
answer
1
vote
2020-07-20 07:32:26 -0600
berak
Why cv:: encode gives similar size of output buffer for bgr8 and mono8 images?
imencode
opencv4
jpeg
8k
views
1
answer
no
votes
2020-08-11 05:34:01 -0600
berak
how to make openCV use GPU on google colab
opencv4
colab
gpu
CUDA
477
views
no
answers
no
votes
2018-10-28 05:44:26 -0600
berak
OpenCV 4.0 Alpha Installation
opencv4
macos
1k
views
no
answers
1
vote
2018-10-28 16:21:32 -0600
jbtr142
OpenCV 4.0 CNN for text detection
opencv4
857
views
no
answers
no
votes
2018-11-12 05:10:13 -0600
cherault
OpenCV 4 Not compatible OpenCV 3
opencv4
1k
views
no
answers
no
votes
2018-11-13 03:28:03 -0600
SpFloppy
OpenCV and inception Tensorflow model c++
dnn
tensorflow
opencv4
inception
291
views
no
answers
no
votes
2018-11-13 11:34:02 -0600
pouya.1991
Opencv 4 h.264 decode delay
h.264
opencv4
decode
stream
485
views
no
answers
no
votes
2018-11-23 08:36:05 -0600
sapfira5
Using stitcher class with mask
python
opencv4
1
2
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