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5,271 questions
Tagged
opencv
×
936
views
1
answer
1
vote
2020-05-29 01:09:30 -0600
berak
How do I see outputs of every layer of DNN OpenCV Python (visualization tool)?
Visualization
opencv
python
dnn
1k
views
no
answers
-1
votes
2020-05-28 12:41:00 -0600
berak
imx8: resize.cpp:3784: error: (-215:Assertion failed) !ssize.empty() in function 'resize'
opencv
149
views
1
answer
no
votes
2020-05-28 04:23:21 -0600
berak
having trouble to access to pixels in ROI
c++
opencv
259
views
no
answers
no
votes
2020-05-27 19:59:29 -0600
jadengao
Is OpenCV allowed to use in windows user space driver of camera?
windows
opencv
camera
driver
MFT
247
views
1
answer
no
votes
2020-05-27 13:16:15 -0600
kpachinger
OpenCV camera works really strange (Android)
android
opencv
camera
4k
views
1
answer
no
votes
2020-05-27 08:14:38 -0600
Amal
error: Unsupported activation: mish in function 'cv::dnn::darknet::ReadDarknetFromCfgStream'
yolov4
opencv
activation_mish
620
views
1
answer
1
vote
2020-05-27 03:33:00 -0600
kpachinger
detecting multi color document with OpenCV4Android
android
opencv
canny
drawContours
segmentation
HoughLines
932
views
no
answers
no
votes
2020-05-26 20:15:14 -0600
healthy_H
Does using a Intel C++ compiler instead of the standard g++ compiler in compiling opencv codes make difference in algorithm times???
opencv
compiler
executiontime
intelcompiler
1k
views
1
answer
no
votes
2020-05-26 07:12:48 -0600
supra56
Triangle detection - Canny failing on corner [closed]
opencv
python
canny
approxPolyDP
200
views
no
answers
no
votes
2020-05-26 05:29:25 -0600
healthy_H
copied opencv code slower than pre-compiled code
c++
opencv
compile
time
1k
views
no
answers
no
votes
2020-05-26 01:17:05 -0600
berak
How to use FindHomography (parameters) in opencv android studio?
opencv
6k
views
3
answers
2
votes
2020-05-25 11:22:08 -0600
LC
Corners and lines detection in hand drawn pictures in Python
opencv
Line
corner
detection
hand-drawn
956
views
no
answers
no
votes
2020-05-25 11:11:55 -0600
supra56
Opencv in ubuntu 20.04 undefined reference [closed]
c++
opencv
431
views
no
answers
no
votes
2020-05-23 06:46:35 -0600
denisaurcan
How could I implement my own warpPerspective function?
opencv
95
views
no
answers
no
votes
2020-05-22 10:05:29 -0600
CJA
findHomography give bad results
opencv
571
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
104
views
no
answers
no
votes
2020-05-21 19:01:24 -0600
tshep
how to follow a pix value by checking the neighbors 3x3 in x,y imread()
opencv
python
3k
views
2
answers
no
votes
2020-05-21 07:19:08 -0600
supra56
Python openCV drawing functions does not work?!
python
opencv
missing
plugin
installing
error
2k
views
1
answer
no
votes
2020-05-21 06:57:47 -0600
supra56
Error 'module' object has no attribute 'TrackerMIL_create'
error
tracking
python
python2.7
opencv
6k
views
2
answers
no
votes
2020-05-21 03:27:32 -0600
berak
gcc: error: long: No such file or directory
qt
opencv
windres.exe
2k
views
no
answers
1
vote
2020-05-19 10:55:50 -0600
cegaton
using k1, k2, k3 distortion values in blender
calibrateCamera
blender
opencv
camera
750
views
1
answer
no
votes
2020-05-19 04:12:49 -0600
berak
How do I install OpenCV through RStudio?
installation
Rstudio
opencv
wholebrain
539
views
no
answers
no
votes
2020-05-17 15:01:01 -0600
YigalB
Use openCV for object+distance detection
opencv
arduino
distance
2k
views
1
answer
no
votes
2020-05-17 10:07:36 -0600
Cătălina Sîrbu
What is the difference between cropping an image and applying a ROI (region of interest) on the image
opencv
regionofinterest
python
crop
1k
views
no
answers
no
votes
2020-05-17 08:23:31 -0600
hernancrespo
Problem with writing video [closed]
opencv
Video
cv2.VideoWriter
1k
views
1
answer
no
votes
2020-05-17 02:41:26 -0600
berak
Best Face Detection Trained Data for Haar Cascade Classifier?
Haar
opencv
python
Facedetection
objectdetection
526
views
no
answers
no
votes
2020-05-16 07:26:42 -0600
Vasu
How do we matching the features on image with live camera and draw the rectangle?
opencv
340
views
no
answers
no
votes
2020-05-15 02:39:16 -0600
Nbb
cannot install this code
opencv
193
views
no
answers
no
votes
2020-05-14 11:16:13 -0600
utter_noob
Any previous Opencv DNN support lower cc(3)
c++dnnopencv
opencv
c++
20k
views
no
answers
no
votes
2020-05-13 13:43:14 -0600
aviramPi
openCV connect and process an ip camera stream (rtsp protocol)
opencv
python
rtsp
camera
ipcamera
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