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31,377 questions
Tagged
3
views
no
answers
no
votes
2019-09-18 13:09:52 -0500
Alladiz
Split video
Split
Video
into
smaller
files
22
views
1
answer
no
votes
2019-09-18 12:17:16 -0500
dbots94
Get Rotation and Translation Matrix
3dreconstruction
depth-image
3d
2d
homography
2
views
no
answers
no
votes
2019-09-18 11:49:49 -0500
tom91automation
Linux Terminal Command to test the OpenCV
installation
test
linux
terminal
6
views
no
answers
1
vote
2019-09-18 11:45:17 -0500
cccoleman
ORB feature detection is being confused by repetitive elements (black bars). How do I fix?
image-registration
ORB
findHomography
10
views
no
answers
1
vote
2019-09-18 09:43:35 -0500
frank95
How could I get more accurate images detects and crops?
opencv
python
SIFT
feature
detection
5
views
no
answers
no
votes
2019-09-18 09:10:28 -0500
vchill
how to make API calls in opencv python cuda based optical flow?
CUDA
opticalflow
opencvcontrib
7
views
no
answers
no
votes
2019-09-18 08:58:44 -0500
AndreasM
Why is max not equal to beta after using normalize?
normalize
matchTemplate
5
views
no
answers
no
votes
2019-09-18 05:38:29 -0500
ArthurAttout
undefined reference to 'cv::imwrite with Android SDK
imwrite
undefined
10
views
no
answers
no
votes
2019-09-18 04:36:36 -0500
LBerger
discrete_fourier_transform sample error in opencv4.1.1
dft
opencv
4.1.1
41
views
1
answer
no
votes
2019-09-18 04:06:58 -0500
Kitnos
Separate red and red reflection from an object
c++
HSV
12
views
no
answers
no
votes
2019-09-18 02:03:09 -0500
Raki
Getting the coordinates of intense non-black pixels
coordinates
non-black
Color
RGB
18
views
no
answers
no
votes
2019-09-18 01:55:39 -0500
bnbhehe
OpenCV dnn - Squeeze & Excitation Module freezing
dnn
frozen_model
dnn.forward
getMemoryShape
tensorflow
keras-tf-opencv
34
views
1
answer
no
votes
2019-09-17 18:29:45 -0500
Witek
Detect objects in real time video with least latency
objectdetection
13
views
no
answers
no
votes
2019-09-17 16:51:51 -0500
Tina J
OpenCV 4: 'CAP_PROP_POS_FRAMES' was not declared in this scope
CAP_PROP_FPS
CAP_PROP_POS_FRAMES
25
views
1
answer
no
votes
2019-09-17 15:18:57 -0500
Chris
Software synthesizer interface detection (lines inside of circles)
HoughCircles
linedetection
matchTemplate
orientation
5
views
no
answers
no
votes
2019-09-17 13:15:59 -0500
vasanthahr
Getting new cv.Point2fVector() is not a constructor error in opencvjs
opencvjs
javascript
14
views
no
answers
no
votes
2019-09-17 10:38:09 -0500
Spinner79
cmake build error on raspbian raspberry pi 4
cmake-error
63
views
1
answer
1
vote
2019-09-17 07:41:51 -0500
maxp
Image recognition on photo
image-recognition
matching
17
views
no
answers
no
votes
2019-09-17 07:16:18 -0500
bob mu
Python opencv writes frames to videos, memcpy errors leading to segmentation errors
cv2.VideoWrite
MPEG
segmentation
python
cv2
18
views
no
answers
no
votes
2019-09-17 04:08:56 -0500
hddsdd
how to merge (stitch) 2 images without black points in opencv c++
c++
20
views
no
answers
1
vote
2019-09-16 09:20:15 -0500
brendanlb
OpenCV fisheye calibration error
fisheye
calibration
error
c++
44
views
2
answers
no
votes
2019-09-16 06:05:43 -0500
Harsh1307
OpenCV failure while executing stitching in GPU
opencv
21
views
no
answers
no
votes
2019-09-16 01:47:28 -0500
MingCheng
Installed Opencv 4.1.2 pre on Ubuntu 16.04 but version shown is 2.4.9
installation
c++opencvcmake
23
views
1
answer
no
votes
2019-09-15 17:02:31 -0500
Glerp
LNK2019 error only on debug compilation [closed]
LNK2019
Debug
release
visual
studio
2017
18
views
no
answers
no
votes
2019-09-15 14:11:06 -0500
JeyP4
Is YUV2BGR_NV12 conversion necessary to imshow an YUV image?
opencv3
YUV
nv12
imshow
cvtColor
36k
views
2
answers
2
votes
2019-09-15 10:04:34 -0500
sturkmen
How to access data from a cv::Mat
Mat
Noteworthy_Content
10
views
no
answers
no
votes
2019-09-15 03:15:12 -0500
TheBotanist
Having Trouble Calibrating Stereo Fisheye/Undistorting Image
stereocalibrate
26
views
1
answer
no
votes
2019-09-14 20:18:26 -0500
sjhalayka
How I know the temperature scheme for COLORMAP_JET?
colormap
temperature
34
views
no
answers
1
vote
2019-09-14 09:10:23 -0500
wva
Determine orientation of an product for pick and place
python
opencv
orientation
Angle
calculation
45
views
no
answers
no
votes
2019-09-14 01:21:24 -0500
crobits_team
Cannot detect cars
cascadeclassifier
createsamples
opencv_annotation
1
2
3
4
5
...
1046
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