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2,575 questions
Tagged
c++
×
748
views
no
answers
no
votes
2019-07-11 07:55:42 -0600
ROSpioneer
cannot find -lopencv_gapi
c++
opencv
291
views
no
answers
no
votes
2019-07-11 09:33:44 -0600
Dronzer
How to automatically find pattern size for Opencv Camera Calibration?
c++
opencv
camera
calibration
354
views
no
answers
no
votes
2019-07-13 06:11:35 -0600
Kitnos
Classification method invariante to rotation and machine learning
SURF
SIFT
image-processing
c++
opencv
machine-learning
392
views
no
answers
no
votes
2019-07-13 11:53:26 -0600
luca123
information extraction from drug packaging
c++
opencv
computervision
1k
views
no
answers
no
votes
2019-07-15 06:54:07 -0600
MuratHp
Unresolved External Symbol error OpenCV Cuda
CUDA
opencv
c++
190
views
no
answers
no
votes
2019-07-15 09:08:31 -0600
fzyzcjy
OpenCV 4.0 Android (NDK) With NEON: Why And Why Not?
android
c++
simd
neon
271
views
1
answer
no
votes
2019-07-15 21:46:59 -0600
supra56
Is there a way to display cv::Mat using __android_log_print()[SOLVED]
c++
android
printf
Mat
975
views
no
answers
no
votes
2019-07-16 06:08:39 -0600
AntersBear
OpenCV.js binding issue for perspectiveTransform using Point2fVector as input
javascript
c++
js
binding
OpenCV.js
1k
views
1
answer
no
votes
2019-07-16 11:39:02 -0600
pgorley
Display raw 12 bpp grayscale image
Mat
c++
4k
views
no
answers
1
vote
2019-07-24 10:37:26 -0600
Witek
How to remove small black spots & make digits more clear, complete & sharp in image?
c++
opencv
1k
views
no
answers
no
votes
2019-08-02 06:38:24 -0600
mirhanu
HBITMAP to cv::Mat
c++
opencv
bitmap
CvMat
987
views
no
answers
no
votes
2019-08-02 15:51:52 -0600
gamedude_7
why opencv fails to capture video from ip axis camera in C++ but works in Python
c++
qt
opencv
AXIS
ip
camera
126
views
no
answers
no
votes
2019-08-04 06:42:20 -0600
Prasun
Different output in adding two images.
Addition
OpenCV-4.0.0
c++
221
views
1
answer
no
votes
2019-08-07 09:43:40 -0600
LBerger
Undesired Hierarchy Result
c++
opencv
contour
7k
views
1
answer
no
votes
2019-08-08 13:27:20 -0600
Witek
Implement and train YOLO 3 with Opencv and C++
Yolov3
c++
opencv
deep
deep-learning
884
views
1
answer
no
votes
2019-08-09 04:23:36 -0600
prostoi chelovek
How to calculate surface roughness in disparity map?
DisparityMap
c++
300
views
no
answers
no
votes
2019-08-09 14:55:25 -0600
Programmerperson
OpenCV face detection results in "debug assertion failed"
c++
opencv
Facedetection
cascadeclassifier
2k
views
no
answers
no
votes
2019-08-12 08:01:54 -0600
nameofuser1
Template matching with zero mean normalized cross-correlation
c++
templateMatch
image-processing
835
views
no
answers
no
votes
2019-08-13 03:32:00 -0600
dev4all12358
Record n minutes from a webcam
imwrite
c++
videocapture
835
views
1
answer
no
votes
2019-08-13 16:29:43 -0600
Hordon
Linker error only with DNN module
opencv
c++
mac
7k
views
1
answer
no
votes
2019-08-14 18:20:52 -0600
sturkmen
change all instances of a colour to a different one in C++
c++
mask
326
views
no
answers
no
votes
2019-08-15 00:30:48 -0600
masahiro.dll
Speed up DFT by specifying ROI in frequency domain [closed]
c++
dft
acceleration
1k
views
1
answer
no
votes
2019-08-15 09:03:16 -0600
davor
C++ ORB Feature Matching with FLANN Lsh Error
c++
opencv
flann
ORB
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
11k
views
no
answers
no
votes
2019-08-17 13:59:22 -0600
JoeP
Using OpenCV in Windows 10 with Visual Studio Code
c++
mingw
2k
views
1
answer
no
votes
2019-08-19 08:45:06 -0600
StevenPuttemans
Difficulty building OpenCV with MinGW
c++
opencv
mingw
617
views
1
answer
no
votes
2019-08-19 08:47:27 -0600
StevenPuttemans
Dynamically choose best instruction set for hardware
c++
opencv
346
views
no
answers
no
votes
2019-08-22 05:22:30 -0600
NickKao
prior_box_layer.cpp:242: error: (-215:Assertion failed) !params.has("step") in function 'cv::dnn::PriorBoxLayerImpl::PriorBoxLayerImpl'
c++
dnn
opencv
352
views
no
answers
no
votes
2019-08-23 03:44:28 -0600
im_shirohige
Webassembly VideoCapture symbol not defined errors
c++
webcam
ipcam
189
views
no
answers
no
votes
2019-08-25 04:08:32 -0600
Crazy Sage
Problem with OpenCV and MinGW 7.3.2
mingw
opencv
c++
install
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