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29,830 questions
Tagged
1k
views
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answers
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2019-09-21 09:18:51 -0600
eagle77
How to run OpenCV DNN ON GPU ANDROID
android
opencv
gpu
188
views
no
answers
no
votes
2019-09-21 11:48:03 -0600
fogx
mean subtraction on darknet
dnn#opencv
437
views
no
answers
no
votes
2019-09-21 17:01:47 -0600
paulino
Calib3d.undistort - OpenCV(3.4.0-dev) Error: Assertion failed (distorted.type()
android
opencv
camera
calibration
154
views
no
answers
no
votes
2019-09-22 08:10:33 -0600
vom
extracting already labelled objects
connectedComponents
c++opencv
88
views
no
answers
no
votes
2019-09-23 21:00:26 -0600
g9164313
Question for BackgroundSubtractorGMG
GMG
1k
views
no
answers
no
votes
2019-09-23 04:38:09 -0600
teshansj
OpenCV dnn, OpenCL and Nvidia graphic cards
opencv4
opencv4.1
nvidia
dnn
cuDNN
libopencl
451
views
no
answers
no
votes
2019-09-23 09:55:54 -0600
OpenCV_learner
Help needed in understanding the datatype of the input argument to the function cv2.getPerspectiveTransform in python
FindContour
perspectiveTransform
1k
views
no
answers
no
votes
2019-09-30 17:49:11 -0600
jjsword
unpack 12 bit mono images
hamamatsu
orca
unpack
12bit
207
views
no
answers
no
votes
2019-09-23 14:16:43 -0600
frank95
Need precise cuts for my application
python
opencv
pillow
feature
matching
SIFT
117
views
no
answers
no
votes
2019-09-23 16:43:58 -0600
DZ3264
morphologyEx with MORPH_OPEN give me reverse image result
Erosion
dilation
dilation_erosion
cvMorphologyExogy
filter
256
views
no
answers
no
votes
2019-09-23 23:57:34 -0600
brem
VideoWriter write hangs
videowriter
drawcontour
75
views
no
answers
no
votes
2019-09-24 01:06:42 -0600
knox007
how can i get the point from contour?
InflectionPoint
960
views
no
answers
no
votes
2019-09-24 02:23:14 -0600
daqs
Use mask in opencv to detect color similarity
c++
780
views
no
answers
no
votes
2019-09-24 08:04:31 -0600
bartley
How to find the true corner points of a binary object for robot object following purposes
machine-vision
contours
Bounding_Box
corners
1k
views
1
answer
no
votes
2019-09-25 08:51:36 -0600
CV
How to extract palm lines?
linedetection
1k
views
1
answer
no
votes
2019-09-27 03:12:04 -0600
Jorge Diaz
Segment color regions
opencv
python
imageprocessing
Color
watershed
210
views
1
answer
no
votes
2019-09-24 10:53:58 -0600
LBerger
Unhandled exception on accessing pixel data in OpenCV
unhandled-exception
1k
views
1
answer
no
votes
2019-10-01 15:17:01 -0600
lesauxvi
efficiently fill cv::Mat
c++
opencv4
binary
file
2k
views
no
answers
no
votes
2019-09-24 15:56:21 -0600
alvin
Compile error: fatal error: opencv2/dnn/dnn.hpp: No such file or directory
dnn
compile
error
689
views
1
answer
no
votes
2019-09-25 07:10:10 -0600
supra56
libjpg vs libjpg8, libpng vs libpng12, etc
libjpg
libtiff
libpng
libjasper
1k
views
no
answers
no
votes
2019-09-25 03:33:19 -0600
supra56
Unable to open the output.mp4 file using vlc or Quick time player in MAC OS Mojave : Duration of file is 00:00
opencv
Ouputfile
154
views
no
answers
no
votes
2019-09-25 04:03:58 -0600
Vizier87
Exodus to OpenCV 4 issues
opencv4
7k
views
no
answers
no
votes
2019-09-25 04:37:42 -0600
ankitcodes
recognizer = cv2.face.LBPHFaceRecognizer_create() AttributeError: module 'cv2.cv2' has no attribute 'face' in pycharm 2018 and using opencv2
opencvpython
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
1k
views
1
answer
no
votes
2019-09-27 10:17:38 -0600
Kitnos
Problem Adding a mask to video frames
c++
Video
rectangle
copyTo
358
views
no
answers
no
votes
2019-09-26 11:38:11 -0600
supra56
detecing hough lines on holistically nested edged image
image-processing
documentscanner
python
1k
views
1
answer
no
votes
2019-09-26 08:56:49 -0600
Hmeagel
Can't set resolution and FPS during capturing and recording Logitech C920
c++
codec
fps
logitech
c920
959
views
no
answers
no
votes
2019-09-26 10:18:57 -0600
Gandalf2019
linking opencv4.1.0 with code::blocks on Jetson nano
opencv4.1
codeblocks
Linking
329
views
no
answers
no
votes
2019-09-26 12:20:27 -0600
Jong
A typo in the page of 'Camera Calibration and 3D Reconstruction'
webpage
501
views
no
answers
no
votes
2019-09-27 07:31:37 -0600
supra56
android opencv imdecode returns empty Mat!
android#
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