Questions - OpenCV Q&A Forum

220

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no

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2017-02-01 10:31:17 -0600 TPS

Memory error during calibration of IR camera

67

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no

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2017-03-10 01:49:48 -0600 KunalGulati

I've been trying to use CUDA accelaration since a long time but am not able to do it.

CUDA

187

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2017-06-14 10:56:15 -0600 johnst

open stream video takes ages

854

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no

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2017-06-22 12:34:24 -0600 danieltak

Error 'Exception thrown: write access violation' with sample objectDetection.cpp [closed]

159

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no

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2017-08-01 01:34:59 -0600 Summer Sun

Fail to use GPU related functions.

CPUvGPU

98

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no

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2017-08-15 00:11:23 -0600 Heydar Elahi

Adding (blending) two images using OpenCV input error

newbie

232

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no

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2017-08-18 02:55:12 -0600 Vedaevolution

OpenCV V3.3 64bit Video Capture Memory Leak

1k

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2017-12-14 05:06:03 -0600 jabberwocky

cv::VideoCapture::get(CAP_PROP_POS_FRAMES) does not work with GStreamer?

gstreamer

291

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2018-11-29 13:53:19 -0600 salocinx

How to set PS Eye 3 to auto-exposure mode ?

173

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2019-05-09 04:02:42 -0600 lunasdejavu

how to run net.forward() by GPU on opencv4.1?

gpu#cuda#dnn#4.1

255

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2019-10-24 06:30:35 -0600 Shay Weissman

I trained cifar example by darknet. How do I inference by Opencv [closed]

294

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-1

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2017-07-11 16:07:40 -0600 narutocool

CUDA more slower than CPU

257

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no

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2016-07-12 23:06:47 -0600 alindsay

Include files not recognized [closed]

deleted

291

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2016-06-03 17:08:09 -0600 stillNovice

Suddenly cannot compile opencv applications, windows 10

2k

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2017-01-09 22:56:15 -0600 tog

unresolved external symbol

184

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no

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2017-03-30 04:46:39 -0600 ttn

Memory leak reporting preventing upgrade from 2.* to 3.* of OpenCV

459

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no

answers

1

vote

2017-07-27 07:18:22 -0600 sturkmen

lsd_lines_extraction.cpp (opencv_contrib) [closed]

298

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no

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2016-09-15 10:03:39 -0600 kazarey

Stereo calibration sample doesn't work

3k

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2016-02-22 07:49:51 -0600 berak

DLL load failed with opencv 3.1 and python 3.5

262

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no

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2016-09-09 01:57:11 -0600 Mikl

'I', 'Y', 'U', 'V' exception

1k

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no

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2017-03-29 17:03:46 -0600 yrazin

opencv_highgui320: Qt5 .dlls required and 0xc000a200 error [closed]

highgui
qt5

518

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no

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2016-08-19 12:02:38 -0600 LBerger

Problem with OcrTesseract class. [closed]

2k

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no

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2017-02-09 06:56:33 -0600 ThorbjornSomod

Using cv::cudacodec::createVideoReader()

cudacodec

391

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no

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2016-09-27 12:09:54 -0600 poopscoop

Linker problems, OpenCV 3.1.0

installation

1k

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no

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2017-12-21 06:28:43 -0600 berak

"Exception thrown at 0x00000000774EF23C (ntdll.dll) in opencv_solution.exe: 0xC0000005: Access violation reading location 0x00000EB7503F7BA8.

vs2015

88

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answers

no

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2017-07-16 03:51:05 -0600 quadro

cvRelaseImageData in OpnCV 3.x? [closed]

cvRelaseImageData

574

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no

answers

no

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2016-10-24 17:52:46 -0600 eggplant

ImportError from cv2.pyd when building with opencv_contrib modules [closed]

452

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no

answers

no

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2018-01-21 14:06:26 -0600 stefan

viz3d error "Debug assertion failed"

Viz3d

382

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no

answers

1

vote

2018-02-24 10:19:40 -0600 krishnapra

Objects detected as multiple dots while using custom tensorflow model in OpenCV dnn [closed]

301

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no

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no

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2018-08-01 14:40:06 -0600 altimerk

267 questions

Memory error during calibration of IR camera

I've been trying to use CUDA accelaration since a long time but am not able to do it.

open stream video takes ages

Error 'Exception thrown: write access violation' with sample objectDetection.cpp [closed]

Fail to use GPU related functions.

Adding (blending) two images using OpenCV input error

OpenCV V3.3 64bit Video Capture Memory Leak

cv::VideoCapture::get(CAP_PROP_POS_FRAMES) does not work with GStreamer?

How to set PS Eye 3 to auto-exposure mode ?

how to run net.forward() by GPU on opencv4.1?

I trained cifar example by darknet. How do I inference by Opencv [closed]

CUDA more slower than CPU

Include files not recognized [closed]

Suddenly cannot compile opencv applications, windows 10

unresolved external symbol

Memory leak reporting preventing upgrade from 2.* to 3.* of OpenCV

lsd_lines_extraction.cpp (opencv_contrib) [closed]

Stereo calibration sample doesn't work

DLL load failed with opencv 3.1 and python 3.5

'I', 'Y', 'U', 'V' exception

opencv_highgui320: Qt5 .dlls required and 0xc000a200 error [closed]

Problem with OcrTesseract class. [closed]

Using cv::cudacodec::createVideoReader()

Linker problems, OpenCV 3.1.0

"Exception thrown at 0x00000000774EF23C (ntdll.dll) in opencv_solution.exe: 0xC0000005: Access violation reading location 0x00000EB7503F7BA8.

cvRelaseImageData in OpnCV 3.x? [closed]

ImportError from cv2.pyd when building with opencv_contrib modules [closed]

viz3d error "Debug assertion failed"

Objects detected as multiple dots while using custom tensorflow model in OpenCV dnn [closed]

opencv_test_cudacodec fails

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