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29,830 questions
Tagged
2k
views
1
answer
-2
votes
2019-05-04 19:35:48 -0600
sjhalayka
How to access pixels by using pointer in OpenCV C++?
Pixel_Pointer
254
views
no
answers
no
votes
2019-04-30 09:12:23 -0600
TharinduEH
Overlay one video feed on another video feed.
c++
opencv
Video
123
views
no
answers
no
votes
2019-04-30 08:51:44 -0600
dev4all12358
Want to found perspective
perspectiveTransform
309
views
no
answers
no
votes
2019-04-30 07:57:11 -0600
c__p
"Where" is my camera when tracked e.g. via aruco
camera
calibration
aruco
cameraCalibration
182
views
no
answers
-1
votes
2019-04-30 05:58:56 -0600
ryback
Car detection from still pictures
car
detection
132
views
no
answers
1
vote
2019-04-30 03:55:17 -0600
xavier12358
Adapt the intrinsic parameters according to the resolution
intrinsic
resolution
325
views
no
answers
2
votes
2019-04-30 01:44:01 -0600
gino0717
CLAHE has obvious grid artifacts
CLAHE
equlization
Overlooked
135
views
no
answers
no
votes
2019-04-30 00:49:37 -0600
Jarvis Tech.
OpenCV is not detecting rectangle(paper) In some Devices like moto,oppo devices [closed]
android
opencv
camera
3k
views
no
answers
no
votes
2019-04-30 00:20:05 -0600
zebox
What is way correct for capture rtsp stream from IP Camera?
rtsp
Mat
116
views
no
answers
-1
votes
2019-04-30 00:17:44 -0600
artz3345
3D Camera Pose Estimation
c++
opencv
calibrateCamera
3d
945
views
no
answers
no
votes
2019-04-29 23:33:16 -0600
ematlack
Visual Studio 2019 & OpenCV 4.1
visualstudio
opencv
440
views
no
answers
1
vote
2019-04-29 17:56:28 -0600
jo_devs
compilation failed ___libm_sse2_sincos [closed]
error
compile
c++opencv
269
views
no
answers
no
votes
2019-05-01 07:41:11 -0600
Kibouo
Cross-covariance of 2 sample sets.
calcCovarMatrix
covariance
c++
311
views
1
answer
no
votes
2019-04-29 13:24:58 -0600
Jill
Native binary 'libopencv_java410.so' depends on 'libopenblas.so.0', which cannot be located
openblas
236
views
no
answers
no
votes
2019-04-29 12:13:21 -0600
hua
How to save image into specific location and the name? [closed]
imwrite
8k
views
1
answer
1
vote
2019-04-29 15:24:27 -0600
Jordan
Fit ellipse with most points on contour (instead of least squares)
ellipse
fitEllipse
circledetection
minAreaRect
324
views
no
answers
no
votes
2019-04-29 10:08:26 -0600
kermit
Why Opencv ORB image matching fail randomly for a specific image?
android#opencv#ORB
2k
views
1
answer
no
votes
2019-04-29 11:12:41 -0600
sturkmen
How to free cv::Mat from memory
memory
memoryleak
container
1k
views
no
answers
no
votes
2019-04-29 08:31:15 -0600
Mattpiz
Simple cmake usage for OpenCV as an emscripten dependency?
webassembly
wasm
cmake
Emscripten
96
views
1
answer
no
votes
2019-04-29 06:43:01 -0600
yacinedz6
add Opencv on linux embedded (khepera 4)
khepera
485
views
no
answers
no
votes
2019-04-29 05:41:45 -0600
sentientnativeplant
How does the Gunnar Farneback algorithm find displacement?
opticalflow
693
views
no
answers
1
vote
2019-04-29 03:37:52 -0600
jack_coach
C++ - Find convexity defects of float contour [closed]
convexityDefects
convexHull
point2f
460
views
no
answers
1
vote
2019-04-30 02:55:20 -0600
LuisK
Rect_<int> and Rect_<float> in image coord system.
subpixel
Rect
coordinate-systems
floatingpoint
895
views
no
answers
no
votes
2019-04-29 01:02:56 -0600
Anjan
Detect room floor from single image. [closed]
ios
204
views
no
answers
no
votes
2019-04-29 00:48:28 -0600
Horst
Lane detection - Homography
linedetection
791
views
no
answers
no
votes
2019-04-29 01:28:31 -0600
berak
Convert Raw12 image to RGB (USB3.0 Cam)
Bayer
COLOR_BayerBG2BGR
66
views
no
answers
no
votes
2019-04-28 13:35:14 -0600
berak
Access Reading Violation when using CascadeClassifier.Detectmultiscale
c++
1k
views
1
answer
no
votes
2019-04-28 07:28:24 -0600
berak
When merging channels, assertion failed error occurs.
merge
618
views
1
answer
no
votes
2019-04-29 07:59:05 -0600
supra56
Curve detection
curve
detection
190
views
1
answer
no
votes
2019-04-29 07:52:50 -0600
supra56
How to detect blue color in blue background like sea
color#opencv
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