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783 questions

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

141
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2015-09-27 12:32:42 -0600 valentine

Using GPU with OpenCV 3.0

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

OpenCV 3 and CUDA

198
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2016-01-23 01:20:52 -0600 berak

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

190
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votes
2016-12-04 15:23:34 -0600 LBerger

Writting a videocapture driver

477
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no
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

216
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votes
2019-06-02 06:26:22 -0600 comar

Error on ocl::filter2D

224
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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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answers
2
votes
2018-08-26 22:23:05 -0600 eatcosmos

Is findContours fast enough ?

937
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2014-09-28 18:47:28 -0600 Echo88

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

481
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no
answers
1
vote
2015-01-23 00:16:07 -0600 udayshukla14

OpenCL set device

450
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no
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votes
2015-12-09 11:58:16 -0600 Honest_Trefor

MatchTemplate OCL and CPU Timing

2k
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no
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2016-01-10 12:11:19 -0600 tstannar

Making OpenCV: Error hal undeclared

1k
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no
votes
2016-03-25 04:11:10 -0600 milLII3yway

Custom OpenCL Kernel in OpenCV 3.x

2k
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no
answers
1
vote
2017-01-18 10:37:51 -0600 caruofc

How to stop using GPU in OpenCV 3.2? [closed]

132
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votes
2017-10-11 14:02:57 -0600 Winnie

OpenCL version HOG descriptors change among executions with same input

1k
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2018-12-13 00:04:18 -0600 Rakshith

UMat dealloc problem.

347
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no
answers
1
vote
2019-01-02 00:20:08 -0600 nobot

if I use UMat , it is giving exception error

387
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no
votes
2019-12-29 23:20:22 -0600 jaylo

OpenCV Blender causes CL_BUILD_PROGRAM_FAILURE

1k
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1
answer
1
vote
2017-04-19 06:07:20 -0600 Avio

How do I wrap the OpenCV InputArray class method getMat in C?

1k
views
1
answer
1
vote
2014-02-21 06:45:31 -0600 tuannhtn flag of Vietnam

Fastest method to process an image

1k
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1
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no
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2015-11-13 05:33:58 -0600 mshabunin

Why has DisparityWLSFilter been removed from OpenCV 3.0.0?

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