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31,325 questions
Tagged
no
views
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no
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2020-10-29 21:18:05 -0500
jjreddish
Template matching doesn't work as expected.
python
9
views
no
answers
no
votes
2020-10-29 16:08:05 -0500
emuemu
Consistently failing to compile openCV with RPi 3B+
RaspberryPi#opencv
RaspberryPi3#OpenCV
15
views
no
answers
no
votes
2020-10-29 11:04:48 -0500
Franck
Opencv 4.5.0 / Android / how to implement a Wiener filter ?
Wiener
13
views
no
answers
no
votes
2020-10-29 10:16:25 -0500
Seungho Hyun
MS Visual Studio 2017 MFC, when using StereoBM not have information
vs2017
opencv4.3.0
13
views
no
answers
no
votes
2020-10-29 06:45:50 -0500
sreenija
form a possible rectangle
python
48
views
no
answers
no
votes
2020-10-29 02:11:18 -0500
berak
I have an error and I don't know how to solve it. AttributeError: 'NoneType' object has no attribute 'isOpened'. Can someone help?
copencv
webcam
attributeerror
42
views
1
answer
no
votes
2020-10-28 12:45:36 -0500
bko
Error compiling project with CMAKE
cmake
c++
error
compiling
35
views
no
answers
no
votes
2020-10-28 08:54:16 -0500
sturkmen
Check image dissimilar areas using SIFT
SIFT
19
views
no
answers
-1
votes
2020-10-28 02:17:21 -0500
tahereh rasouli
3d The amount of movement of two images
movement
of
two
Images
45
views
no
answers
no
votes
2020-10-28 01:21:03 -0500
Dinir Imameev
Loading Tensorflow model. Error: Unspecified error (More than one input is Const op) in cv::dnn::dnn4_v20200310
cpp
tensorflow
windows
39
views
1
answer
-1
votes
2020-10-28 00:47:01 -0500
sturkmen
Creating simple custom librarys using the opencv library
Library
c++
opencv
14k
views
2
answers
no
votes
2020-10-27 23:03:25 -0500
hodu
Use allocated buffer for Mat Data Pointer
#OpenCL
#MatContainer
#c++
44
views
1
answer
no
votes
2020-10-27 15:10:09 -0500
sturkmen
Saving video from frames in with fourcc codec h264 and h265 with opencv
H264
videowriter
37
views
no
answers
no
votes
2020-10-27 09:49:25 -0500
Noob87
using open cv to control relay
Open
CV
relay
37
views
1
answer
2
votes
2020-10-27 08:48:15 -0500
8rainfog
Opencv_contrib - Surface matching issue
structured-light
surface-matching
opencv
22
views
1
answer
no
votes
2020-10-27 06:33:17 -0500
flaviu2
Input file is invalid
python
58
views
no
answers
no
votes
2020-10-27 02:56:33 -0500
berak
i can't install opencv
eror
31
views
no
answers
2
votes
2020-10-26 20:23:26 -0500
warpstar22
Gstreamer Pipeline to NV12toBGR using GAPI
GAPI
139
views
no
answers
2
votes
2020-10-26 15:47:52 -0500
kilwa
Algorithm suggestion for texture image matching
featuredetector
LBP
python
texture
27
views
no
answers
no
votes
2020-10-26 11:15:43 -0500
Rickvanhek
Insanely high cpu usage for simple videocapture (50% cpu usage)
videocapture
rtsp
opencv
python
27
views
no
answers
no
votes
2020-10-26 08:16:34 -0500
Nick7
malloc: can't allocate region at import cv2
malloc
import
error
13
views
no
answers
no
votes
2020-10-26 05:55:14 -0500
lroyer-star
Torchscript in opencv
Torchscript
inference
c++
99
views
no
answers
1
vote
2020-10-25 13:15:04 -0500
Boris Brodski
OpenCV predictions much worse compared to Tensorflow
dnn
tensorflow
precision
25
views
1
answer
no
votes
2020-10-25 12:24:06 -0500
berak
Undefined symbols for architecture x86_64
opencv
traincascade
27
views
no
answers
-1
votes
2020-10-25 06:01:41 -0500
kotran
opencv on python, laplacian and sobel filter not working at all
deleted
26
views
no
answers
-1
votes
2020-10-25 03:48:29 -0500
ItsYasirrr
How to remove black stamp from an image
image-processing
python
31
views
no
answers
1
vote
2020-10-24 23:14:31 -0500
Yzich
Error when importing cv2 on Python 3.8
opencv
33
views
no
answers
no
votes
2020-10-24 12:05:38 -0500
Gerald.Rowe
Windows 10 FFMPEG wrapper build instruction/project
ffmpeg
api
windows
build
52
views
1
answer
1
vote
2020-10-23 09:56:05 -0500
st.matkov
Change blobFromImage dimensions order
c++
dnn
16
views
no
answers
no
votes
2020-10-23 05:39:29 -0500
Mandi
assert failed
python
1
2
3
4
5
...
1045
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