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5,271 questions
Tagged
opencv
×
927
views
1
answer
1
vote
2019-11-27 11:07:15 -0600
Naman Gupta
can we create a 5*5 kernel np array in c++
c++
opencv
python
418
views
1
answer
no
votes
2019-11-27 02:45:32 -0600
Ziri
Detect valve position without colors on a video
c++
opencv
214
views
no
answers
-1
votes
2019-11-25 05:19:50 -0600
berak
How do i deploy C++ OpenCV code on Android
android
opencv
deployment
2k
views
1
answer
1
vote
2019-11-23 09:48:27 -0600
berak
How to save image data in shared pointer
c++
opencv
327
views
no
answers
no
votes
2019-11-23 02:11:07 -0600
hardik patel
android face recognition
facerecognize
android
opencv
Facedetection
edges
2k
views
1
answer
no
votes
2019-11-23 02:07:12 -0600
Akhil Patel
Android Studio how integrate NDK with Opencv
ndk
c++
opencv
drawcontour
705
views
1
answer
-1
votes
2019-11-23 02:06:29 -0600
Akhil Patel
Detect all Countour not an only Rectangle
java
countour
opencv
drawcontour
1k
views
1
answer
no
votes
2019-11-21 12:53:36 -0600
vfbsilva
Lib Imf_2_3 undefined references under Manjaro
archlinux
opencv
libimf
121
views
no
answers
no
votes
2019-11-21 10:35:43 -0600
rem
why My HDR picture is green ?
android
opencv
HDR
1k
views
2
answers
-1
votes
2019-11-21 08:40:45 -0600
Gilal Nauman
I have the codes for live video and finding contours separately.I would like to know how both the codes can be stitched together to find contours in a live video
opencv
c++
392
views
no
answers
no
votes
2019-11-20 04:10:06 -0600
Dimitar Veljanovski
Can i run OpenCV on the GPU pipeline if i plan to deploy it on Android and IOS devices?
android
AndroidOpenCV
opencv
CUDA
638
views
no
answers
no
votes
2019-11-19 11:13:41 -0600
zakaziko
Extract object and save it as an image.png using c++
c++
opencv
471
views
no
answers
no
votes
2019-11-19 09:36:21 -0600
TheEMcoder
findChessboardCorners() gives False in OpenCV 4.1.2 C++
opencv
c++
calibrateCamera
findChessboardCorner
927
views
no
answers
no
votes
2019-11-19 03:51:14 -0600
Vonzooooo
Build OpenCV with QMAKE
cmake
cmake-gui
opencv
qt
184
views
no
answers
no
votes
2019-11-18 00:01:37 -0600
[email protected]
which version of opencv is best to download for anaconda(python 3.7))
opencv
806
views
1
answer
no
votes
2019-11-16 21:37:19 -0600
nishant_elxsi
I tried to link FFMPEG with OpenCV,but I am getting unable to stop the video stream:inappropriate ioctl device error. I tried to install latest version of FFMPEG(4.2.1) and link it to OpenCV(3.4.3) installed.But I am getting the same error.
opencv
ffmpeg
drawcontour
2k
views
no
answers
no
votes
2019-11-16 15:35:56 -0600
[email protected]
Rotate by warpPerspective after getPerspectiveTransform by 4 points in C++
c++
opencv
563
views
no
answers
no
votes
2019-11-14 08:15:17 -0600
snehal
DICOM Image segmentation and 3d construction using VTK [closed]
python
opencv
vtk
485
views
no
answers
no
votes
2019-11-13 22:01:41 -0600
patrick129
Change camera resolution in C++?
c++
opencv
16k
views
3
answers
no
votes
2019-11-13 06:25:47 -0600
supra56
How to fix error error: (-215:Assertion failed) size.width>0 && size.height>0 in function 'cv::imshow' when trying to capture a video stream?
opencv
python
721
views
no
answers
no
votes
2019-11-13 02:27:23 -0600
gpcbitnik
failed to load model with readNetFromModelOptimizer [closed]
opencv
openvino
dnn
1k
views
1
answer
1
vote
2019-11-12 12:00:52 -0600
dhirwinjr
Issue using OpenCV 4.1.1 and Tracking API in Java
opencv
java
tracking_api
283
views
1
answer
no
votes
2019-11-12 07:07:31 -0600
berak
Check camera activity
opencv
camera
on
Off
282
views
1
answer
no
votes
2019-11-10 02:33:48 -0600
mvuori
Need Help with correct approach for getting just the leaf area as image from a white background Image
opencv
190
views
no
answers
no
votes
2019-11-09 00:47:56 -0600
Aman jaiswal
How to measure an angle between three red color dot in a image?
opencv
699
views
no
answers
6
votes
2019-11-08 22:46:39 -0600
Akhil Patel
speeding up camera preview in android opencv using CameraBridgeViewBase class and JavaCameraView? [closed]
android
opencv
drawcontour
6k
views
no
answers
7
votes
2019-11-08 22:45:52 -0600
Akhil Patel
How to detect and crop rectangle and apply transformation from an image? [closed]
android
opencv
transform
canny
houghline
drawcontour
128
views
no
answers
no
votes
2019-11-08 08:48:23 -0600
saurabh162
Could not find ChessboardCorners in following picture
opencv
c++
613
views
no
answers
no
votes
2019-11-08 08:08:20 -0600
Dimitar Veljanovski
Debug Assertion Error when detecting object and scene points in OpenCV
c++
opencv
2k
views
1
answer
no
votes
2019-11-08 03:13:29 -0600
berak
Make error about opencv_contrib 3.4.8
ubuntu
18.04
opencv
3.4.8
opencv_contrib
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