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1,383 questions
Tagged
c++
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opencv
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1k
views
no
answers
1
vote
2019-11-05 11:50:58 -0600
Soumya
How to write a vector<cv::Mat> to a single file? [closed]
c++
opencv
Mat
25k
views
1
answer
no
votes
2019-10-26 19:23:42 -0600
adi1525
Video from IP camera can't find starting number cv::icvExtractPattern
webcam
c++
opencv
http
opencv#ipcamera
283
views
no
answers
no
votes
2019-10-26 06:00:35 -0600
Shishigami
Issue writing Mat3b to GStreamer UDP sink
c++
opencv
gstreamer
realsense
1k
views
no
answers
no
votes
2019-10-25 07:19:01 -0600
Dimitar Veljanovski
SIFT detectAndCompute works but throws an error
opencv
c++
SIFT
detectandcompute
868
views
1
answer
no
votes
2019-10-17 04:04:52 -0600
Renaud
C++ compilation issue migrating from 3.4.3 to 4.1.1 on Android
android
c++
opencv
cmake
1k
views
1
answer
no
votes
2019-10-14 16:25:57 -0600
Espor
Opencv C++ Holistically-Nested Edge Detection
c++
opencv
custom-layer
334
views
no
answers
no
votes
2019-10-13 08:28:39 -0600
counter
[Help - OpenCV C++] Thread loop reconnects the camera
c++
opencv
multi-thread
camera
250
views
no
answers
no
votes
2019-10-11 03:56:26 -0600
berak
DFT Orientation Angle OpenCV
c++
opencv
comuter
vison
394
views
1
answer
no
votes
2019-11-27 02:45:32 -0600
Ziri
Detect valve position without colors on a video
c++
opencv
551
views
1
answer
no
votes
2020-05-22 08:27:02 -0600
supra56
[SOLVED]Determining number of Traffic Light Pattern after Detecting Traffic Light [closed]
c++
opencv
colorsegmentation
Haar
2k
views
no
answers
no
votes
2019-10-02 04:06:27 -0600
berak
capture video from camera by OpenCV?
opencv
c++
1k
views
no
answers
no
votes
2019-09-30 04:00:53 -0600
Debugger
Passing C++ cv::Mat to Image in C# [closed]
c++
opencv
1k
views
no
answers
no
votes
2019-09-27 22:29:39 -0600
vasanthahr
How to load any of this tracking algorithm in opencvjs(BOOSTING, MIL, KCF, TLD, MEDIANFLOW, GOTURN, MOSSE or CSRT)
opencvjs
c++
opencv
python
3k
views
no
answers
no
votes
2019-09-25 08:06:33 -0600
Crypto
opencv2/core.hpp: no such file or directory
c++
opencv
compile-errors
Eclipse
323
views
no
answers
no
votes
2019-09-19 02:21:37 -0600
RootbeerDev
Opencv 3.4.6 Tensorflow c++ crashes on setInput
opencv
c++
tensorflow
setinput
2k
views
1
answer
no
votes
2019-09-18 21:43:04 -0600
vasanthahr
Opencv.js: Getting (index):413 Uncaught (in promise) abort("OOM"). Build with -s ASSERTIONS=1 for more info.
opencvjs
c++
opencv
javascript
2k
views
no
answers
no
votes
2019-09-10 07:49:33 -0600
brendanlb
OpenCV fisheye calibration fails
calibration
fisheye
c++
opencv
assertionerror
1k
views
1
answer
no
votes
2019-09-09 04:09:29 -0600
Kitnos
Get the contours of largest blob
opencv
c++
blob
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
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
617
views
1
answer
no
votes
2019-08-19 08:47:27 -0600
StevenPuttemans
Dynamically choose best instruction set for hardware
c++
opencv
2k
views
1
answer
no
votes
2019-08-19 08:45:06 -0600
StevenPuttemans
Difficulty building OpenCV with MinGW
c++
opencv
mingw
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
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
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
221
views
1
answer
no
votes
2019-08-07 09:43:40 -0600
LBerger
Undesired Hierarchy Result
c++
opencv
contour
1k
views
1
answer
no
votes
2020-03-29 06:05:47 -0600
ComputerVisionary
how to solve problem of low fps in OpenCV
c++
opencv
Facedetection
FaceRecognizer
eye
recognition
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
1k
views
no
answers
no
votes
2019-08-02 06:38:24 -0600
mirhanu
HBITMAP to cv::Mat
c++
opencv
bitmap
CvMat
836
views
1
answer
no
votes
2019-08-13 16:29:43 -0600
Hordon
Linker error only with DNN module
opencv
c++
mac
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