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370 questions

118
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2016-11-03 06:49:05 -0600 Humam Helfawi

Does cv::setNumThreads affect OpenCL module

325
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2
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2015-07-08 07:02:11 -0600 zz5414

OpenCL layer in OpenCV is not working on Odroid-XU3.

209
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2015-08-12 02:58:54 -0600 Michael Gopshtein

OpenCL in 3.0 and Nvidia card

144
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2016-12-09 01:14:16 -0600 Anirudh GP

OpenCV gives Assertion failed error when running on GPU using OpenCL

749
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2019-01-03 16:01:25 -0600 OmarHedeya

DNN with OpenCL for Nvidia on OpenCV-4.0

2k
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4
votes
2013-07-19 13:08:29 -0600 chutsu

CUDA vs OpenCL which does OpenCV support better?

563
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2014-02-07 17:23:30 -0600 Stele

OpenCL support for cv::dct() and cv::idct()?

421
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2
votes
2015-06-25 20:51:06 -0600 Apolon

OpenCL Multiple umat, Multiple operations performance

1k
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2015-10-13 02:35:00 -0600 chankit

Converting from YUV420 to NV12 format with OpenCL acceleration

378
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votes
2017-07-03 05:52:41 -0600 PeterSupan

Use OpenCL CPU Backend for custom kernel (Opencv 3.2)

337
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votes
2019-02-26 04:44:56 -0600 peter_cz

How to use OpenCL cache

209
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2
votes
2019-06-30 06:10:51 -0600 Matouš

How to get error message when running OpenCL kernel

168
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2019-09-19 01:04:24 -0600 Mustafa Gönül

OpenCL: HDR Imaging

2k
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2014-03-19 18:35:41 -0600 vulcanVision

OpenCL: failed to load opencl runtime

142
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votes
2015-09-27 12:32:42 -0600 valentine

Using GPU with OpenCV 3.0

222
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votes
2015-09-19 11:30:19 -0600 lgos

OpenCV 3 and CUDA

199
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votes
2016-01-23 01:20:52 -0600 berak

Capture Mat copy to UMat fails on 32-bit app, works on 64-bit, timing?

192
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2016-12-04 15:23:34 -0600 LBerger

Writting a videocapture driver

481
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answers
1
vote
2014-04-03 14:47:09 -0600 muser

ocl:detectmultiscale error with traincascade

458
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votes
2015-07-16 19:08:40 -0600 unxnut flag of United States of America

Exception deep inside OpenCV code

224
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votes
2019-06-02 06:26:22 -0600 comar

Error on ocl::filter2D

227
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2020-09-25 05:34:38 -0600 Supreeth Kumar Y P

How to update UMat when Mat is updated?

5k
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2
votes
2018-08-26 22:23:05 -0600 eatcosmos

Is findContours fast enough ?

973
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2014-09-28 18:47:28 -0600 Echo88

ocl::cvtcolor Bayer to RGB supported in OpenCV 3.0?

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