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467 questions
Tagged
Mat
×
4k
views
1
answer
no
votes
2017-10-13 03:50:04 -0600
antithing
cv::Mat to PCL point cloud, to data ptr?
Mat
pointcloud
PCL
Ptr
5k
views
1
answer
no
votes
2017-10-13 06:08:54 -0600
berak
Pointer to Mat Variables
Mat
pointer
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
524
views
1
answer
1
vote
2017-11-07 02:11:17 -0600
berak
How to understand Mat_<float>
Mat
363
views
1
answer
no
votes
2017-11-23 12:51:58 -0600
eshirima
Saving the image
load
save
Mat
340
views
1
answer
no
votes
2017-11-25 04:22:12 -0600
berak
Why mat.ptr<>() has the same address among all the elements inside std::vector<cv::Mat>?
Mat
Ptr
330
views
no
answers
1
vote
2017-12-04 11:38:49 -0600
M.R.
How to do erosion on a 3D image?
3dim
image-processing
Mat
1k
views
1
answer
no
votes
2017-12-05 04:33:41 -0600
zehra
Opencv split(frame,std::Vector<cv::Mat>) crashed
dlls
Split
vector
Mat
extern
1k
views
1
answer
no
votes
2017-12-05 07:27:34 -0600
berak
Type of lines in LineSegmentDetector
Opencv3.2.0
c++
linesegmentdetector
Mat
Builderror
2k
views
1
answer
1
vote
2017-12-06 16:48:46 -0600
sdwarfs
Is there already a way to add custom metadata to cv::Mat or cv::UMat?
CvMat
Mat
metadata
1k
views
1
answer
-1
votes
2017-12-07 13:58:40 -0600
berak
Mat Template Pointer is NULL
Mat
reserve
3k
views
1
answer
no
votes
2017-12-19 10:59:34 -0600
kbarni
Mat to QImage
qt
Mat
234
views
1
answer
1
vote
2018-01-08 19:59:16 -0600
sjhalayka
trouble understanding pixel access
Mat
pixel
pixel-access
774
views
no
answers
no
votes
2018-01-23 08:53:19 -0600
sarah1802
Aruco Detection - OpenCV Error: Incorrect size of input array
aruco
error
c++
rodrigues
Mat
matrix
422
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
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
692
views
1
answer
1
vote
2018-02-08 22:07:10 -0600
Balaji R
Split a Mat into parts, based on each containing three colors?
Mat
Split
Color
438
views
1
answer
no
votes
2018-02-09 11:26:00 -0600
LBerger
Get coordinates from the detected object using haar cascade (c++)
cvHaarDetect
coordinates
FindContour
Mat
c++
714
views
1
answer
-1
votes
2018-02-22 05:14:46 -0600
HebaKM
Displaying images from 1D double array
c++
Mat
double
751
views
1
answer
no
votes
2018-02-28 03:01:33 -0600
LBerger
How to access alpha value at pixel using Mat.data?
Mat
c++
data
pixel
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
557
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
218
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
795
views
1
answer
no
votes
2018-04-15 12:07:33 -0600
LBerger
Row and Col problem when Mat represents 3d point cloud
pointcloud
Mat
matrix
transformation
kdtree
rotationMatrix
186
views
1
answer
1
vote
2018-04-24 01:15:56 -0600
berak
contour look strange
findContours
Mat
315
views
no
answers
no
votes
2018-05-28 02:07:07 -0600
dEmz
cv::Mat make VS 2017 Freeze when hovered
Mat
c++
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