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33 questions
Tagged
UMat
×
190
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
40k
views
no
answers
2
votes
2019-03-18 02:18:13 -0600
LBerger
Expected cv::UMat for argument 'src'
canny
UMat
CheckDataANDProcess
290
views
no
answers
1
vote
2019-01-02 00:20:08 -0600
nobot
if I use UMat , it is giving exception error
whitebalance
opencl
UMat
278
views
no
answers
no
votes
2018-09-05 03:11:09 -0600
csggnn
Writing functions accepting inputs of type cv::Mat or cv::UMat
UMat
_InputArray
_OutputArray
428
views
no
answers
no
votes
2018-08-23 01:56:53 -0600
abelghazinyan
UMat implementations slower than Mat
UMat
opencl
T-API
gpu
android
829
views
no
answers
no
votes
2018-04-13 10:59:56 -0600
Stefan Koenig
UMat multithreading issues when using producer-consumer pattern
UMat
Multithreading
multi-thread
gpu
1k
views
no
answers
no
votes
2018-03-24 06:37:30 -0600
Udhav
Different results for matrix multiplication gemm() for mat vs umat
matrixmultiplication
UMat
GEMM
MatvsUMat
performance
fast
459
views
no
answers
no
votes
2018-03-06 02:14:36 -0600
ROSpioneer
Opencv function runs on GPU or CPU
opencv
CPU
gpu
opencl
UMat
612
views
no
answers
no
votes
2018-03-01 08:29:19 -0600
ROSpioneer
Access/Create/Modify pixels in UMat
c++opencv
UMat
1k
views
no
answers
no
votes
2018-01-16 04:10:02 -0600
MalfunctioningDroid
OpenCV OpenCL Thread Saftey - Deadlock (changing cv::Mat to UMat)
UMat
tapi
deadlock
threading
bug
1k
views
no
answers
no
votes
2017-12-14 02:39:20 -0600
mr.s.h.h
Convert cv::UMat to cv::ogl::Texture2D?
opengl
opencl
UMat
826
views
no
answers
no
votes
2017-09-21 04:47:25 -0600
haoge
Why the cvtColor use a lot of CPU when process UMat in opencl gpu mode
opencl
UMat
CPU
usage
547
views
no
answers
no
votes
2017-07-23 22:54:20 -0600
reid
DMA directly into UMat data
UMat
gpu
DMA
381
views
no
answers
no
votes
2017-07-05 02:58:44 -0600
rhardih
OpenGL support on Android
opengl
android
T-API
UMat
ogl
952
views
no
answers
1
vote
2017-04-26 10:44:27 -0600
theaniolad
UMAT refcount error with setUseOpenCL(false)
3.2
UMat
tapi
opencl
convertTo
setUseOpenCL
155
views
no
answers
no
votes
2017-02-05 12:39:58 -0600
mddrill
How do I set up Visual Studio to run the OpenCV T-API?
opencl
tapi
transparentapi
gpu
UMat
465
views
no
answers
2
votes
2017-01-25 02:16:32 -0600
pwuertz
OpenCL TAPI mixed performance
opencl
tapi
transparentapi
UMat
performance
433
views
no
answers
no
votes
2017-01-24 18:41:34 -0600
mansoorpervaiz
Do split and merge in python support UMat some how
UMat
981
views
no
answers
no
votes
2017-01-09 21:07:53 -0600
jpistorino
OpenCV UMat conversion from std::vector
copencv
VS2012
c++
UMat
537
views
no
answers
no
votes
2016-05-17 23:04:06 -0600
MilevaMaric
How access to UMat pixel by pixel without getMat?
UMat
369
views
no
answers
3
votes
2016-04-08 04:55:51 -0600
Josky
linearPolar problem with UMat
linearpolar
UMat
909
views
no
answers
1
vote
2016-03-01 09:45:28 -0600
strann
How to free memory allocated by UMat?
gpu
CUDA
UMat
release
memory_allocation
memoryleak
368
views
no
answers
no
votes
2015-12-14 00:44:22 -0600
lichentao
When I used UMat to active OpenCL, it seems stack-overflow
UMat
stack-overflow
bilateralFilter
opencl
2k
views
no
answers
no
votes
2015-12-11 13:11:15 -0600
Steve Hess
Memory leak in Mat::convertTo
Mat
UMat
memory
leak
23k
views
no
answers
1
vote
2015-10-30 07:37:09 -0600
Kåre Jensen
Memory leak using copyTo UMat
copyTo
memoryleak
Opencv3.0
transparentapi
UMat
2k
views
no
answers
no
votes
2015-10-11 02:21:29 -0600
blDraX
First use of UMat does not run on GPU?
opencl
UMat
slow
first
gpu
218
views
no
answers
no
votes
2015-07-22 14:07:57 -0600
Mikhail Kandel
Elementwise Trig Operations with a cv::UMat?
UMat
element-wise
372
views
no
answers
2
votes
2015-06-25 20:51:06 -0600
Apolon
OpenCL Multiple umat, Multiple operations performance
opencl
UMat
161
views
no
answers
1
vote
2015-06-22 12:36:59 -0600
rtepub
Is it safe to manipulate UMat on a background thread?
UMat
355
views
no
answers
no
votes
2015-06-01 17:32:34 -0600
SenthilYogamani
Functional Programming in OpenCV
UMat
functional
1
2
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