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31,359 questions
Tagged
16
views
1
answer
no
votes
2019-09-14 20:18:26 -0500
sjhalayka
How I know the temperature scheme for COLORMAP_JET?
colormap
temperature
17
views
no
answers
1
vote
2019-09-14 09:21:46 -0500
maxp
Image recognition on photo
image-recognition
matching
15
views
no
answers
no
votes
2019-09-14 09:10:23 -0500
wva
Determine orientation of an product for pick and place
python
opencv
orientation
Angle
calculation
18
views
no
answers
no
votes
2019-09-14 01:21:24 -0500
crobits_team
Cannot detect cars
cascadeclassifier
createsamples
opencv_annotation
25
views
1
answer
no
votes
2019-09-14 00:11:32 -0500
holger
import cv2 error in python
python
opencv
13
views
no
answers
no
votes
2019-09-13 15:31:25 -0500
alexm
cropping image with matlab module OpenCV4.1.1
Crop-image
29
views
no
answers
no
votes
2019-09-13 07:34:18 -0500
LBerger
c++ matrix optimization which is look slower than optimized python numpy ?
c++
opencv
numpy
13
views
no
answers
no
votes
2019-09-13 06:14:11 -0500
nicolas_soundforce
Software synthesizer interface detection (lines inside of circles)
HoughCircles
linedetection
matchTemplate
orientation
37
views
1
answer
no
votes
2019-09-13 04:27:40 -0500
kbarni
Working on GPU in a generic way
gpu
22
views
no
answers
no
votes
2019-09-13 02:49:00 -0500
MHZ
Color detection and OCR
python
opencv
23
views
1
answer
no
votes
2019-09-12 16:21:13 -0500
David Palacios
32 bit open CV build libraries
32Bit#opencv4.0
89
views
1
answer
no
votes
2019-09-12 15:45:43 -0500
Witek
finding distance between car on real-time
opencv
distance
23
views
no
answers
no
votes
2019-09-12 08:35:30 -0500
fogx
fixed points in findHomography
cvFindHomography
13
views
no
answers
no
votes
2019-09-12 07:07:32 -0500
amirps
Using LDA as a features reduction method
lda
c++
unsupervised
clustering
22
views
no
answers
no
votes
2019-09-12 05:14:16 -0500
devsit
crack detection using opencv and java [closed]
crack
24
views
1
answer
no
votes
2019-09-12 04:51:22 -0500
heflie
Separate red and red reflection from an object
c++
HSV
54
views
no
answers
no
votes
2019-09-11 21:58:02 -0500
supra56
**I cannot open dv files**. I am getting "[dv @ 00000265f2bb24c0] Cannot find DV header" and "Error opening file (/build/opencv/modules/videoio/src/cap_ffmpeg_impl.hpp:901)" exceptions
dv
videocapture
ffmpeg
14
views
no
answers
no
votes
2019-09-11 19:27:07 -0500
Glerp
LNK2019 error only on debug compilation
LNK2019
Debug
release
visual
studio
2017
29
views
no
answers
no
votes
2019-09-11 18:50:21 -0500
AndreaF
Why previous version OpenCV sample freezes with a black screen after update form 3.4.3 to 4.1.1?
android
opencv
54
views
1
answer
no
votes
2019-09-11 17:35:04 -0500
cancerberosgx
Is there any autogenerate code for emscripten binding?
c++
opencv
js
5
views
no
answers
no
votes
2019-09-11 17:26:37 -0500
cancerberosgx
js deleteLater
js
Emscripten
embind
delete
deletelater
17
views
no
answers
no
votes
2019-09-11 16:49:51 -0500
cccoleman
Determine the rotation, translation and scaling in homography matrix from estimateAffinePartial2D; Can I force no scaling? (Euclidan/Rigid)
image-registration
36
views
no
answers
3
votes
2019-09-11 14:54:26 -0500
MikeTronix
Has OpenCV been approved for safety critical applications?
safety
mission
critical
certification
version
build
472
views
2
answers
1
vote
2019-09-11 10:59:23 -0500
Freeman
Which other values does the anchor point in blur function take?
blur
Input
anchor
point
16
views
no
answers
no
votes
2019-09-11 08:09:03 -0500
SagRU
Is it possible to immediately reduce memory usage by deleting variables?
memory_allocation
10
views
1
answer
no
votes
2019-09-11 06:29:31 -0500
sgarg2
explanation for dnn_backend_opencv not declared in scope error [closed]
c++#dnn#opencv
11
views
no
answers
no
votes
2019-09-11 05:06:25 -0500
Karambba
Unexpected point coordinates when creating mask (it has EXTREME coords)
mask
204
views
1
answer
no
votes
2019-09-11 04:00:26 -0500
cancerberosgx
Creating a color gradient area
gradientcolor
linear
gradient
cplusplus
11
views
no
answers
no
votes
2019-09-11 01:34:09 -0500
manishg
OpenCV projectionPoints giving abnormal results
opencv#c++
c++#calibrateCamera
22
views
no
answers
no
votes
2019-09-11 01:23:27 -0500
Volt-AmperAI
Problem instaling libgtk2.0-dev and pkg-config
cmake
opencv
1
2
3
4
5
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