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27 questions

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3k
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3
answers
3
votes
2014-08-27 08:05:17 -0600 AdamRossi80

Performance of OpenCL via cv::UMat (v3.0 [dev])

947
views
3
answers
no
votes
2020-11-26 13:38:03 -0600 AndyK

Use Opencl to access Umat data

3k
views
1
answer
5
votes
2015-07-26 03:19:41 -0600 Anna Lucia

Is there any reason not to use UMat?

10k
views
1
answer
no
votes
2015-06-11 21:00:30 -0600 Anna Lucia

OpenCV 3.0 ,the performance of UMat

654
views
1
answer
no
votes
2015-03-31 14:57:53 -0600 Jake Singer

using opencl as private framework for building opencv

1k
views
1
answer
no
votes
2017-03-15 05:44:08 -0600 iko79

UMat/Mat lifetime warning

562
views
1
answer
no
votes
2019-07-26 10:46:12 -0600 holger

OpenCL Performance (or lack of)

24k
views
1
answer
1
vote
2018-03-22 21:39:06 -0600 supra56 flag of Canada

Obtaining opencv UMat shape in python

619
views
no
answers
1
vote
2015-01-28 18:46:54 -0600 mgb

UMat get values

2k
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no
answers
no
votes
2015-12-11 13:11:15 -0600 Steve Hess

Memory leak in Mat::convertTo

592
views
no
answers
no
votes
2017-07-23 22:54:20 -0600 reid

DMA directly into UMat data

2k
views
no
answers
6
votes
2014-08-06 15:18:52 -0600 protonmesh

OpenCV Displaying UMat Efficiently

2k
views
no
answers
no
votes
2015-10-11 02:21:29 -0600 blDraX

First use of UMat does not run on GPU?

453
views
no
answers
no
votes
2018-08-23 01:56:53 -0600 abelghazinyan

UMat implementations slower than Mat

1k
views
no
answers
no
votes
2017-12-14 02:39:20 -0600 mr.s.h.h

Convert cv::UMat to cv::ogl::Texture2D?

159
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?

984
views
no
answers
1
vote
2017-04-26 10:44:27 -0600 theaniolad

UMAT refcount error with setUseOpenCL(false)

477
views
no
answers
no
votes
2018-03-06 02:14:36 -0600 ROSpioneer

Opencv function runs on GPU or CPU

864
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

610
views
no
answers
1
vote
2015-04-30 10:28:52 -0600 verified.human flag of Netherlands

UMat fast downloading GPU >> CPU

476
views
no
answers
2
votes
2017-01-25 02:16:32 -0600 pwuertz

OpenCL TAPI mixed performance

408
views
no
answers
2
votes
2015-06-25 20:51:06 -0600 Apolon

OpenCL Multiple umat, Multiple operations performance

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?

312
views
no
answers
1
vote
2019-01-02 00:20:08 -0600 nobot

if I use UMat , it is giving exception error

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holger gravatar imageLBerger gravatar imagejakobwilm gravatar imagecrackwitz gravatar imageiko79 gravatar imageAnna Lucia gravatar imageROSpioneer gravatar imageApolon gravatar imageprotonmesh gravatar imageverified.human gravatar imageEduardo gravatar imageJake Singer gravatar imageAdamRossi80 gravatar imageblDraX gravatar imagekiranpradeep gravatar imageberak gravatar image

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