Questions - OpenCV Q&A Forum

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2017-10-16 14:51:42 -0600 Ajay

What compiler flags make opencv even more faster?

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1

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2017-10-16 08:13:46 -0600 qudlaty

Problem with MOG2 OCL test

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2017-10-13 05:59:17 -0600 berak

3.3 Build with VS2015 Errors

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2017-10-13 05:49:01 -0600 mshabunin

Is there an advantage to building opencv yourself?

build

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

OpenCL version HOG descriptors change among executions with same input

opencl
HOG

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1

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2017-10-11 10:35:26 -0600 mfisher

Unable to build opencv 3.3.0 with cuda 9.0 on linux

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1

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2017-10-11 07:19:36 -0600 StevenPuttemans

HAAR Cascade opencl and Nvidia GPU - Code question

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2017-09-28 03:59:34 -0600 berak

OpenCV3.1 & opencv_contrib3.1 install in Ubuntu

c++#opencv

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2017-09-27 10:46:14 -0600 berak

videoCapture::open doesn't see default camera

videocapture

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no

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2017-09-25 20:25:00 -0600 breadbugs

OpenCV 3.2.0 cannnot access to SURF/SIFT in xfeatures2d

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2017-09-22 09:45:15 -0600 Lubagov

OpenCV 3.3 setNumThreads(0) bug

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2017-09-22 09:22:41 -0600 Rofreli

Problems with CMAKE and OpenCL

865

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2017-09-21 04:47:25 -0600 haoge

Why the cvtColor use a lot of CPU when process UMat in opencl gpu mode

661

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2017-09-20 10:46:47 -0600 Major Squirrel

Assertion failed (u->origdata == data) in deallocate, using OpenCL

174

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2

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2017-09-12 02:17:49 -0600 mihaibujanca

Module directory structure

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2

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2

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2017-09-06 13:48:28 -0600 matman

Building an executable which uses opencv that can be run on another computer

2k

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1

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2017-08-29 03:13:54 -0600 kmusoy

Successfully built opencv 3.3.0 but no cv2.so found [closed]

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2017-08-23 06:41:56 -0600 antithing

Unknown crash in ocl.cpp

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2017-08-21 08:39:52 -0600 berak

descriptorMatcher (BruteForce-Hamming) with OpenCL

opencl

279

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2017-08-12 22:59:19 -0600 Uma

/ libc: Fatal signal 11 (SIGSEGV), code 1, fault addr 0x4

android#opencv

529

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2017-08-12 22:53:46 -0600 Uma

clGetPlatformIds is failed for Mobile GPU (Adreno 405)

android#opencv

686

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1

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2

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2017-08-10 06:36:27 -0600 Kostas

cv::solve OpenCV 3.1 vs. 3.2 speed

performance

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2017-08-03 04:32:14 -0600 Raki

Matplotlib to replace imshow()

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1

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2017-07-31 08:48:36 -0600 bthomas

OpenCV 3.2.0 : Unable to open and read a video

videofile

557

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2017-07-25 09:42:48 -0600 berak

Building OpenCV Visual Studio 14 2015 Unicode Errors

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2017-07-23 22:54:20 -0600 reid

DMA directly into UMat data

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1

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2017-07-19 02:52:05 -0600 Uma

ALL_BUILD error when building OpenCV from source

150

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-1

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2017-07-17 09:12:39 -0600 dab

Before openning the image using OpenCV, I'm trying to create a region groing algorithm using OpenCL. The problem is to find how i can fix the starting point pixel (germ) in this image and transform these steps in OpenCL. Thanks in advance

algorithmopencl

7k

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2017-07-04 00:40:04 -0600 berak

How does VideoCapture from USB Webcam on Windows using DirectShow and MJPG work?

372

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

783 questions

What compiler flags make opencv even more faster?

Problem with MOG2 OCL test

3.3 Build with VS2015 Errors

Is there an advantage to building opencv yourself?

OpenCL version HOG descriptors change among executions with same input

Unable to build opencv 3.3.0 with cuda 9.0 on linux

HAAR Cascade opencl and Nvidia GPU - Code question

OpenCV3.1 & opencv_contrib3.1 install in Ubuntu

videoCapture::open doesn't see default camera

OpenCV 3.2.0 cannnot access to SURF/SIFT in xfeatures2d

OpenCV 3.3 setNumThreads(0) bug

Problems with CMAKE and OpenCL

Why the cvtColor use a lot of CPU when process UMat in opencl gpu mode

Assertion failed (u->origdata == data) in deallocate, using OpenCL

Module directory structure

Building an executable which uses opencv that can be run on another computer

Successfully built opencv 3.3.0 but no cv2.so found [closed]

Unknown crash in ocl.cpp

descriptorMatcher (BruteForce-Hamming) with OpenCL

/ libc: Fatal signal 11 (SIGSEGV), code 1, fault addr 0x4

clGetPlatformIds is failed for Mobile GPU (Adreno 405)

cv::solve OpenCV 3.1 vs. 3.2 speed

Matplotlib to replace imshow()

OpenCV 3.2.0 : Unable to open and read a video

Building OpenCV Visual Studio 14 2015 Unicode Errors

DMA directly into UMat data

ALL_BUILD error when building OpenCV from source

Before openning the image using OpenCV, I'm trying to create a region groing algorithm using OpenCL. The problem is to find how i can fix the starting point pixel (germ) in this image and transform these steps in OpenCL. Thanks in advance

How does VideoCapture from USB Webcam on Windows using DirectShow and MJPG work?

Use OpenCL CPU Backend for custom kernel (Opencv 3.2)

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