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467 questions
Tagged
Mat
×
764
views
no
answers
1
vote
2020-10-22 04:18:15 -0600
supra56
push mat to rtmp stream
gstreamer
RTMP
rtsp
Mat
stream
Jetson-TX2
556
views
1
answer
no
votes
2020-10-15 09:47:17 -0600
crackwitz
cv::Mat::forEach() sliding window
Mat
forEach
210
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
2k
views
1
answer
no
votes
2020-09-10 02:08:23 -0600
berak
How to create 4D mat, like dnn::blobFromImage do?
4D
Mat
blobfromImage
311
views
no
answers
no
votes
2020-08-18 09:42:15 -0600
Der Luftmensch
One Hot Encode function
type
Mat
encode
one-hot
function
template
527
views
1
answer
no
votes
2020-08-14 08:53:20 -0600
berak
mat.at() not returning correct values after setting labels with rowrange()
rowrange
Mat
394
views
no
answers
no
votes
2020-06-22 02:41:14 -0600
zeekit
OpenCV holds the memory longer than it is needed
memory
Mat
linux
1k
views
1
answer
no
votes
2020-06-11 14:54:02 -0600
Der Luftmensch
Broadcast single channel to N-channels
Mat
broadcast
repeat
reduce
convert
3k
views
1
answer
1
vote
2020-05-30 10:42:14 -0600
sturkmen
MatrixXf eigen and Mat opencv
Eigen
Mat
opencv
288
views
no
answers
no
votes
2020-04-23 22:01:27 -0600
stiga
global std::vector<cv::Mat> segfault during program exit
memory
Mat
CUDA
gpu
243
views
no
answers
no
votes
2020-03-29 13:14:18 -0600
Defloyd
Incorrect image from RGBA data [closed]
imwrite
Mat
opencv4nodejs
258
views
no
answers
no
votes
2020-03-22 07:39:16 -0600
Suom
cv::Mat initialization
Mat
478
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
4k
views
1
answer
no
votes
2020-02-27 09:06:05 -0600
PressedTin
How do I get 0-255 RGB values from an RGBA mat?
android#studio
Mat
java
126
views
no
answers
2
votes
2020-02-07 02:28:48 -0600
afshinpir
Strange behavior of * and + on cv::Mat
Mat
2k
views
no
answers
no
votes
2020-01-28 08:12:54 -0600
h22
How to see the contents of cv::Mat in debugger?
c++
CLION
debugging
Mat
9k
views
1
answer
no
votes
2020-01-28 08:03:25 -0600
h22
Mat to raw Image
raw
Mat
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++
433
views
1
answer
no
votes
2020-01-09 02:36:44 -0600
LBerger
pass mat to opencl
Mat
4k
views
1
answer
1
vote
2019-12-30 06:11:12 -0600
berak
Convert a 2D array to Mat (OpenCV) using C++, but the output of the Mat is wrong
c++
2d
array
Mat
constructor
364
views
1
answer
no
votes
2019-12-05 12:11:35 -0600
mvuori
Mat ctor produces heap error?!?
heap
error
Mat
c++
3k
views
1
answer
no
votes
2019-11-29 05:35:35 -0600
berak
Convert 3 channel Mat into 4 channel doesn't work?
conversion
Mat
mixing
665
views
no
answers
no
votes
2019-11-16 09:28:36 -0600
Der Luftmensch
cv::Mat and cv::cuda::GpuMat containers
core
Mat
CUDA
gpumat
polymorphism
1k
views
1
answer
no
votes
2019-11-11 05:13:18 -0600
berak
_queryDescriptors.type() == trainDescType [closed]
Mat
type
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
336
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
356
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
59k
views
2
answers
4
votes
2019-09-15 10:04:34 -0600
sturkmen
How to access data from a cv::Mat
Mat
Matpixel-access
4k
views
2
answers
1
vote
2019-09-10 14:30:12 -0600
ImageProcessing_MF
Placing UYVY data in a Mat, C++
UYVY
c++
Mat
dataformat
uint8_t
image
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
1
2
3
4
5
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