First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date ▼
activity
answers
votes
67 questions
Tagged
opencv
×
Mat
×
184
views
no
answers
no
votes
2020-09-25 05:34:38 -0600
Supreeth Kumar Y P
How to update UMat when Mat is updated?
c++
opencv
Mat
UMat
opencl
439
views
no
answers
no
votes
2020-03-06 03:26:55 -0600
supra56
calling mat.copyto and mat.clone in loop causes machine to freeze in java [closed]
opencv
java
Mat
copyTo
clone
1k
views
no
answers
1
vote
2019-11-05 11:50:58 -0600
Soumya
How to write a vector<cv::Mat> to a single file? [closed]
c++
opencv
Mat
287
views
no
answers
no
votes
2019-08-12 09:36:25 -0600
berak
OpenCV mat.get(y,x)[0] == mat2.get(y,x)[0] returns true when false [closed]
java
Mat
opencv
get
compare
boolean
1k
views
1
answer
no
votes
2020-01-27 11:00:14 -0600
h22
How to convert cv::Mat* to cv::Mat?
Mat
opencv
c++
297
views
1
answer
-1
votes
2019-06-24 17:23:54 -0600
Tetragramm
How hard is it to only extract specific class and functions?
c++
opencv
extraction
core
Mat
highgui
201
views
no
answers
no
votes
2019-02-07 19:17:32 -0600
kingbob
Merging window(viz3d and mat)
viz
Viz3d
merge
opencv
Mat
447
views
no
answers
no
votes
2019-01-31 06:46:10 -0600
bern_007
OpenCV Mat Java
java
opencv
Mat
548
views
1
answer
1
vote
2018-11-07 02:26:43 -0600
berak
Loading multiple images from file to the same Mat?
imagesc
opencv
c++
Mat
230
views
1
answer
no
votes
2018-10-25 01:30:02 -0600
berak
what is the most effective way to measure middle width of trapezoid? C++
c++
opencv
contours
measure
Mat
188
views
no
answers
no
votes
2018-08-10 17:57:56 -0600
connorsoohoo
Download a vector of GpuMats to Host
CUDA
opencv
c++
Mat
gpumat
733
views
1
answer
no
votes
2018-07-23 07:03:32 -0600
StevenPuttemans
How to call imshow("", cv::Mat) from a function passed to void* ptr of trackbar callback?
Mat
opencv
c++
1k
views
1
answer
no
votes
2018-06-30 01:47:26 -0600
berak
how to new Mat
new
opencv
Mat
202
views
no
answers
no
votes
2018-06-27 09:09:52 -0600
Benlag06
Communication between c++ and python
opencv
Mat
object
10k
views
1
answer
no
votes
2018-02-05 07:14:47 -0600
eshirima
Detecting change in previous and current image frame
opencv
c++
Mat
contour
183
views
no
answers
no
votes
2018-01-23 10:41:24 -0600
teenvan95
Mat to vector [closed]
c++
opencv
DTrees
Mat
HOG
419
views
no
answers
no
votes
2018-01-23 09:03:01 -0600
teenvan95
Find the most frequently occurring element in a row [closed]
c++
opencv
Mat
HOG
dtree
15k
views
1
answer
1
vote
2017-10-18 09:23:26 -0600
Andriezel
How to properly convert Mat to Bitmap C++
c++
opencv
Mat
Forms
3.0.0
1k
views
1
answer
no
votes
2017-08-17 10:08:12 -0600
eshirima
How to read .mat file in opencv c++
opencv
c++
Mat
2k
views
no
answers
no
votes
2017-07-04 09:00:52 -0600
PiMac
Send cv::Mat from c++ to python
python
opencv
c++
wrapper
Mat
201
views
1
answer
no
votes
2017-04-23 11:50:42 -0600
lovaj
Weird numbers with cv::Mat
Mat
opencv
329
views
1
answer
no
votes
2017-04-05 05:46:39 -0600
sturkmen
Loading 1 frame per 4 second
opencv
c++
Mat
181
views
no
answers
no
votes
2017-04-01 18:13:27 -0600
lovaj
Different cv::Mat after calling the same method and arguments?
opencv
c++
parallel-processing
Mat
2k
views
2
answers
no
votes
2017-03-16 06:35:04 -0600
berak
Initialize MAT from pointer - help. [closed]
Mat
c++
opencv
pointer
camera
initializeMat
232
views
1
answer
no
votes
2017-02-25 01:28:27 -0600
berak
Does opencv has type cell like matlab that can store several Matrices
Mat
multi-images
c++
opencv
1k
views
no
answers
-1
votes
2017-01-19 18:46:23 -0600
Aokiji
Java VideoCapture is Open, But Mat.read(frame) is Always false
videocapture
notreading
java
opencv
Mat
frames
1k
views
2
answers
no
votes
2017-01-05 13:55:51 -0600
pklab
How to export cv::Mat to mysql?
Mat
mysql
opencv
image
blob
1k
views
1
answer
no
votes
2016-12-02 05:11:29 -0600
Narew
Transform buffer to cv::Mat without copy.
opencv
python
Mat
c++
127
views
no
answers
no
votes
2016-11-23 18:47:32 -0600
Shatterhand
Translating code from C++
opencv
java
c++
Mat
DisplayImage
image
838
views
no
answers
no
votes
2016-10-12 05:05:45 -0600
TiBe
Buffer to Mat [closed]
Mat
buffer
opencv
help
1
2
3
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
Mat
×30
opencv
×30
c++
×20
java
×5
HOG
×2
image
×2
python
×2
3.0.0
×1
blob
×1
boolean
×1
buffer
×1
camera
×1
clone
×1
compare
×1
contour
×1
contours
×1
copyTo
×1
core
×1
CUDA
×1
DisplayImage
×1
dtree
×1
DTrees
×1
extraction
×1
Forms
×1
frames
×1
get
×1
gpumat
×1
help
×1
highgui
×1
imagesc
×1
initializeMat
×1
measure
×1
merge
×1
multi-images
×1
new
×1
notreading
×1
object
×1
opencl
×1
parallel-processing
×1
pointer
×1
UMat
×1
videocapture
×1
viz
×1
Viz3d
×1
wrapper
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×