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783 questions

3k
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1
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2018-08-15 12:39:27 -0600 wmmc88

How do I properly build Android OpenCV from sources?

474
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2018-08-23 01:56:53 -0600 abelghazinyan

UMat implementations slower than Mat

2k
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1
answer
2
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2019-02-01 17:06:08 -0600 GaryB

Do the dnn module of opencv4 has a plan to support gpu of nvidia/amd?

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no
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2018-08-24 04:48:01 -0600 li19960612

opencv dnn failed

287
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2018-08-26 21:36:03 -0600 laurencedev

Failed to run the test of `test_fast.cpp` on Windows with MinGW-W64

1k
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no
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2018-09-05 13:09:09 -0600 gnackwatschn

Using OPENCL is slower than normal version

182
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2018-09-11 06:12:32 -0600 cv_user

Using OpenCL causes application to hang at startup

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2018-09-16 23:39:28 -0600 Michael Lilley

OpenCL not recognizing Intel iGPU on Linux

654
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2018-09-25 13:11:28 -0600 yancey

dnn efficiency of mobilenet-ssd [closed]

303
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1
answer
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votes
2018-09-27 13:14:20 -0600 speedymcs

Can cv::dft() be sped up with the right compiler flags?

52
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2018-09-25 04:29:00 -0600 jamesisaacting1984

Use the method of StereoBM with OpenCL

1k
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1
answer
4
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2018-10-06 08:18:22 -0600 Eduardo

What's the future of cuda modules after Opencv 4

412
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2018-10-08 03:09:32 -0600 Shir

Optimize cvtcolor, convert from yuv2 to bgr

401
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votes
2018-10-09 04:56:05 -0600 Mikelle02

Unknown error code -220 on cv::ocl::attachContext

25k
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2
answers
1
vote
2019-11-28 08:19:49 -0600 Andrew.K

How to run OpenCV DNN on NVidia GPU

800
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no
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votes
2018-10-26 07:12:19 -0600 sean2018

Opencv on MacOS Xcode can not use imread to read image based on c++

1k
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no
answers
1
vote
2018-10-29 11:28:18 -0600 kbarni flag of France

OpenCV in parallel threads

213
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no
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2018-11-02 23:47:52 -0600 Rakshita

Open CV -Error building library with cmake-eclipse

1k
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2018-11-15 07:32:37 -0600 berak

Camera is not recognized

876
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no
answers
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votes
2018-11-15 03:12:15 -0600 Zari

Difference between OpenCL TBB and OpenMP

275
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1
answer
no
votes
2018-11-29 23:26:31 -0600 blues

How to know if one function is OpenCL supported?

761
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no
answers
no
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2018-12-01 17:47:16 -0600 goofy3785

gpu acceleration for opencv on android

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