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33,177 questions
Tagged
12
views
no
answers
no
votes
2020-05-24 20:58:37 -0500
supra56
Independent scaling on x and y direction of image
scaling
warpAffine
11
views
no
answers
no
votes
2020-05-24 20:57:43 -0500
supra56
What's the best edge detection for solid color difference?
FindContour
findContours
canny
cannyedgedetection
edgedetection
linedetection
60
views
1
answer
no
votes
2020-05-24 20:51:47 -0500
supra56
How to convert cv::Mat to Gdk::Pixbuf?
GTKMM3.0
13
views
no
answers
no
votes
2020-05-24 12:50:59 -0500
Trick
Updating OpenCV install instructions
documentation
12
views
no
answers
no
votes
2020-05-24 08:03:42 -0500
YashRunwal
Extracting same point from images
python
6k
views
1
answer
1
vote
2020-05-24 07:24:32 -0500
supra56
Sort bounding boxes in x- Axis of a image in order
sort
contour
7k
views
1
answer
no
votes
2020-05-24 07:17:24 -0500
supra56
How can i sort the contours from left to right and top to bottom?
sortcontour
17
views
no
answers
no
votes
2020-05-24 05:50:41 -0500
Gelembjuk
How to find a border between sky/ground on a photo?
android
21
views
1
answer
no
votes
2020-05-24 04:49:52 -0500
kpachinger
Sorting centroids
Euclidean_distance
centroid
56
views
no
answers
no
votes
2020-05-24 03:25:06 -0500
supra56
executing stitching example throws error: (-2:Unspecified error) OpenCV samples: Can't find required data file: --try_use_gpu in function 'findFile'
image-stitching
cpp
23
views
no
answers
no
votes
2020-05-23 21:18:14 -0500
supra56
OpenCV DNN net.forward giving segmentation fault.
dnn
openvino
RaspberryPi
tensorflow
30
views
1
answer
no
votes
2020-05-23 16:09:00 -0500
mvuori
How to detect face from 5 meters ?
5meterdetection
61
views
2
answers
no
votes
2020-05-23 09:33:20 -0500
berak
np.argmax returns 0 always
python
Yolov3
24
views
no
answers
no
votes
2020-05-23 06:49:32 -0500
supra56
How to extract conjunctiva portion from eye image
computer-vision
22
views
no
answers
no
votes
2020-05-23 06:46:35 -0500
denisaurcan
How could I implement my own warpPerspective function?
opencv
24
views
1
answer
1
vote
2020-05-23 03:21:31 -0500
berak
can we run python program created using opencv version 4.1.2 in version 4.2
version
72
views
1
answer
no
votes
2020-05-22 19:20:34 -0500
Teejay
Get an error when trying to install openCV. I don't understand the fix.
install
error
long
22
views
1
answer
no
votes
2020-05-22 13:25:21 -0500
mvuori
How to save a previous video frame in a live video clip
opencv#python#video
29
views
no
answers
no
votes
2020-05-22 10:05:29 -0500
CJA
findHomography give bad results
opencv
20
views
no
answers
no
votes
2020-05-22 09:52:29 -0500
yurky
Trying to build MediaCapture (Universal Windows) MIDL4304
build-error
60
views
1
answer
no
votes
2020-05-22 08:55:35 -0500
supra56
Python OpenCV: Canny Edge Detection for Stickerless Rubik's Cube
RubikCube
cannyedgedetection
opencv
python
162
views
1
answer
no
votes
2020-05-22 08:27:02 -0500
supra56
[SOLVED]Determining number of Traffic Light Pattern after Detecting Traffic Light [closed]
c++
opencv
colorsegmentation
Haar
205
views
1
answer
no
votes
2020-05-22 05:22:40 -0500
cudawarped
error buiding cudaoptflow/samples/optical_flow.cpp on current master branch for opencv AND contrib
opencv4
opencv_contrib
CUDA
make
cudaoptflow
1k
views
1
answer
no
votes
2020-05-21 23:47:17 -0500
meathead2k2
Create VP09 video - writer not open
videowriter
vp9
vp8
22
views
no
answers
no
votes
2020-05-21 19:01:24 -0500
tshep
how to follow a pix value by checking the neighbors 3x3 in x,y imread()
opencv
python
1k
views
2
answers
no
votes
2020-05-21 07:19:08 -0500
supra56
Python openCV drawing functions does not work?!
python
opencv
missing
plugin
installing
error
976
views
1
answer
no
votes
2020-05-21 06:57:47 -0500
supra56
Error 'module' object has no attribute 'TrackerMIL_create'
error
tracking
python
python2.7
opencv
30
views
no
answers
no
votes
2020-05-21 06:14:44 -0500
Aquas
No markers detected with aruco
aruco
opencv3.1
detectmarkers
63
views
1
answer
no
votes
2020-05-21 04:59:54 -0500
kpachinger
isolate clover leaves on grass
clover
grass
220
views
2
answers
no
votes
2020-05-21 04:55:26 -0500
kpachinger
How to place one rectangle inside another one without intersections?
rectangles
intersection
1
2
3
4
5
...
1106
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