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467 questions
Tagged
Mat
×
420
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
183
views
no
answers
no
votes
2018-01-23 10:41:24 -0600
teenvan95
Mat to vector [closed]
c++
opencv
DTrees
Mat
HOG
4k
views
no
answers
no
votes
2018-01-29 06:25:51 -0600
Adam C
cv::Mat assignment or copy with guarantee that there is no reallocation
Mat
copyTo
134
views
no
answers
-1
votes
2018-03-07 04:42:35 -0600
AnanthaRaja
Proper Usage of Memcpy - Security Issue [closed]
memcpy
Mat
memcpy_s
547
views
no
answers
no
votes
2018-03-16 10:34:33 -0600
AleksB
How to convert Mat coordinates to Layout coordinates in android? [closed]
android#opencv
Mat
coordinates
position
181
views
no
answers
no
votes
2018-03-27 13:02:20 -0600
waschbaer
matrix.at<int>(i,j) gives wrong output [closed]
CV32S
Mat
opencv3
1k
views
no
answers
no
votes
2018-04-02 23:06:07 -0600
abhijit
Convert 3 channel BGR image to bytes string in C++ [closed]
c++
Mat
string
Bytes
python
convert
217
views
no
answers
no
votes
2018-04-12 03:15:41 -0600
berak
How can access vector <cv::Mat> data by using ptr or data method?
access
vector
Mat
data
314
views
no
answers
no
votes
2018-05-28 02:07:07 -0600
dEmz
cv::Mat make VS 2017 Freeze when hovered
Mat
c++
404
views
no
answers
no
votes
2018-06-14 02:26:41 -0600
iwga
XYZ Data to Mat
pointcloud
Mat
204
views
no
answers
no
votes
2018-06-27 09:09:52 -0600
Benlag06
Communication between c++ and python
opencv
Mat
object
189
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
118
views
no
answers
no
votes
2018-09-05 17:12:00 -0600
2ros0
cv::Mat class member
boost
Mat
CV
953
views
no
answers
-1
votes
2018-09-09 15:59:44 -0600
Aiyyaa
double free or corruption mistake [closed]
c++
Mat
151
views
no
answers
no
votes
2018-11-15 14:06:46 -0600
Sartogersofortotropher
Rewrite old openCV code
IplImage
Mat
539
views
no
answers
no
votes
2018-11-17 09:04:11 -0600
viohh
subtraction of point2f vectors
c++
Mat
point2f
496
views
no
answers
no
votes
2018-12-30 03:22:34 -0600
happy__
Access value with a pointer in Mat [closed]
Mat
448
views
no
answers
no
votes
2019-01-31 06:46:10 -0600
bern_007
OpenCV Mat Java
java
opencv
Mat
203
views
no
answers
no
votes
2019-02-07 19:17:32 -0600
kingbob
Merging window(viz3d and mat)
viz
Viz3d
merge
opencv
Mat
282
views
no
answers
no
votes
2019-03-08 05:09:40 -0600
RPH
Wrap OpenCV Mat as numpyarray hangs ?
python
numpy
copyTo
CvMat
Mat
opencvpython
630
views
no
answers
no
votes
2019-04-05 20:54:10 -0600
opencvddddd
why does cv::VideoCapture >> cv::Mat take so long time?
c++#opencv
videowriter
profiler
TX2
Mat
77
views
no
answers
no
votes
2019-04-22 05:02:14 -0600
berak
How to make Mat as new whenever the function called again? [closed]
clean
Mat
3k
views
no
answers
no
votes
2019-04-30 00:20:05 -0600
zebox
What is way correct for capture rtsp stream from IP Camera?
rtsp
Mat
148
views
no
answers
no
votes
2019-07-03 22:48:49 -0600
charles
ERR “Assertion `img_input.empty() == false' failed” in convert YUV to Grayscale
bgslibrary
Mat
yuv422
172
views
no
answers
no
votes
2019-07-22 04:14:34 -0600
ymw
Mat array[20] to unsigned short array
Mat
array
convert
unsigined
short
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
no
answers
no
votes
2019-08-26 10:09:28 -0600
LorenzoEpifani
CornerSubPix function crashes on small frames
Mat
c++
cornersubpix
opticalflow
LKalgorithm
336
views
no
answers
no
votes
2019-10-03 04:24:26 -0600
Zyzyx
Error converting to Mat and performing affineWarp
java
warpAffine
highgui
Mat
BufferedImage
datatypes
274
views
no
answers
no
votes
2019-10-09 18:06:20 -0600
Jill
Smarter way to set all transparent pixel to white using Java openCV
Mat
calculation
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
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