Questions - OpenCV Q&A Forum

210

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no

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no

votes

2017-12-31 15:20:50 -0600 Ahmed

Measuring a Cube without depth

c++

420

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no

answers

2

votes

2015-06-25 20:51:06 -0600 Apolon

OpenCL Multiple umat, Multiple operations performance

opencl
UMat

857

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no

answers

no

votes

2019-04-22 14:44:17 -0600 JesperChr89

Error with webcam when compiling to Beaglebone Black

1k

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no

answers

no

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2019-01-28 10:26:43 -0600 Pashek

OpenCV with nvjpeg

1k

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no

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no

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2015-03-26 03:06:03 -0600 RB

how to run video file using a video player

1k

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no

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no

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2015-07-02 05:30:19 -0600 crustycrab

Unspecified error (The node does not represent a user object (unknown type?)) in function cvRead

node

155

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no

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2014-06-12 06:29:22 -0600 marcelobp

Facedetect not working from Camera

596

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no

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2019-05-27 11:36:49 -0600 vchill

Is there any function to create cuda context in opencv similar to what cuCtxCreate does from cuda library?

245

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2015-11-10 08:43:04 -0600 boil

Opencv compilation with different avcodec lib

linux
c++

4k

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no

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no

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2017-01-27 03:43:50 -0600 davidproc

Photometric Stereo

1k

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no

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2013-11-26 05:19:26 -0600 Josep Bosch

Wide angle lenses calibration with Opencv

107

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2017-03-27 23:05:03 -0600 vacky

Unable to convert YUV threshold limits to HSV

c++#opencv

339

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no

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2020-09-29 02:47:58 -0600 yaor42

unwrapPhaseMap() does not take ndarray in Python

2k

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no

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2016-02-03 07:25:06 -0600 tbecker

Visual Studio 2015 + MFC Office Style + OpenCV 3.1 = Memory Leaks

338

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no

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no

votes

2015-03-02 13:15:26 -0600 Adarsh

error LNK1104: cannot open file 'mfc90u.lib'

MFC90U.lib

750

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answers

no

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2018-12-19 11:42:57 -0600 berak

how to get a mask of an image so that i can use it in the inpainting function

1k

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answers

no

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2014-04-19 01:39:12 -0600 Loam

Training HAAR classifier takes too long

140

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2017-01-25 03:41:05 -0600 berak

Why is the null type expected error occurs if VideoCapture('vtest.avi') is replaced by VideoCapture(0) in BackgroundSubtractorMOG2 tutorial?

backgroundMOG2

1k

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no

answers

1

vote

2015-07-19 04:32:19 -0600 3pino

python multiprocessing performance in opencv image processing

detectMultiScale

212

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no

answers

no

votes

2017-04-26 06:06:35 -0600 BettiAn

detective find particular shapes on an image

object_detection

1k

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no

answers

no

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2015-09-10 09:27:06 -0600 sarjoondeen

memory management of Mat

267

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no

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no

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2014-07-28 09:43:19 -0600 muzick4life7

HaarTraining cvSave exception

haartraining

129

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no

votes

2015-04-06 14:49:59 -0600 bajaj

Count the number of distinct faces in an video of some length

deleted

297

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no

answers

1

vote

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

Problem with MOG2 OCL test

413

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no

answers

1

vote

2014-02-21 17:57:24 -0600 aschwarz

Help on performing undistortion on range image of a time of flight camera

1k

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no

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no

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2017-05-15 12:57:43 -0600 Minhaj

Using Kinect with python opencv

350

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no

answers

no

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2014-05-23 17:03:42 -0600 lexser

what is the header file for rotatedRectangleIntersection

headers

860

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no

answers

no

votes

2015-10-13 10:26:08 -0600 skdskim

Heap memory corruption bug in C++ HoughLinesP function

171

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no

answers

no

votes

2019-04-15 11:51:37 -0600 omarlahia

Lda projection in opencv c++ return Mat with nan values ? there is a explanation ??

opencv
c++

847

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no

answers

no

votes

2020-04-15 16:18:16 -0600 noshky

12,357 questions

Measuring a Cube without depth

OpenCL Multiple umat, Multiple operations performance

Error with webcam when compiling to Beaglebone Black

OpenCV with nvjpeg

how to run video file using a video player

Unspecified error (The node does not represent a user object (unknown type?)) in function cvRead

Facedetect not working from Camera

Is there any function to create cuda context in opencv similar to what cuCtxCreate does from cuda library?

Opencv compilation with different avcodec lib

Photometric Stereo

Wide angle lenses calibration with Opencv

Unable to convert YUV threshold limits to HSV

unwrapPhaseMap() does not take ndarray in Python

Visual Studio 2015 + MFC Office Style + OpenCV 3.1 = Memory Leaks

error LNK1104: cannot open file 'mfc90u.lib'

how to get a mask of an image so that i can use it in the inpainting function

Training HAAR classifier takes too long

Why is the null type expected error occurs if VideoCapture('vtest.avi') is replaced by VideoCapture(0) in BackgroundSubtractorMOG2 tutorial?

python multiprocessing performance in opencv image processing

detective find particular shapes on an image

memory management of Mat

HaarTraining cvSave exception

Count the number of distinct faces in an video of some length

Problem with MOG2 OCL test

Help on performing undistortion on range image of a time of flight camera

Using Kinect with python opencv

what is the header file for rotatedRectangleIntersection

Heap memory corruption bug in C++ HoughLinesP function

Lda projection in opencv c++ return Mat with nan values ? there is a explanation ??

FOV of camera matrix versus Sensor Size

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