Questions - OpenCV Q&A Forum

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2016-10-30 00:28:02 -0600 Zoom.Quiet

cv2.VideoCapture() can't got multi-camera video in same time through usb-hub under win10

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2017-09-14 15:30:27 -0600 agi

Link opencv native camera with android java camera and capture image

554

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1

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2017-03-01 23:49:37 -0600 jpistorino

Creating Polar Histogram on Contour Segment

198

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2016-02-22 06:27:56 -0600 I_AM_BINARY

Random Forest - Vector subscript out range during training

109

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2017-06-15 13:05:34 -0600 LBerger

OpenCV how the frame is grabbed out from WebCam?

opencv
c++

165

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2014-09-05 00:51:32 -0600 HA

Compile opencv-cuda code

compile
code

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2017-07-10 22:33:39 -0600 Imkoe

How can I keep horizontal and vertical FoV after undistortion

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2014-02-26 14:02:10 -0600 salgarcia

Super-resolution of license plate in video sequence

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2015-01-28 10:33:39 -0600 ntrolls

OpenCV 3.0 Template matching using OpenCL

matchTemplate

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2017-03-13 15:06:37 -0600 lovaj

‘class cv::xfeatures2d::SURF’ has no member named ‘detectAndCompute

compile

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2014-01-11 13:55:53 -0600 RJ

opencv/opencv2

own
librarys

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2016-11-28 11:27:42 -0600 malinowydyplom

How to place id's to multiple same-coloured markers

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2013-12-05 13:37:46 -0600 Guru Prasad

Getting keypoint vector from native code

#android#opencv

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2018-05-14 02:30:44 -0600 garbalawal

How to correct this barrel distortion

74

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-1

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2016-08-07 07:06:19 -0600 oded

Non-rectangular face extraction with openCV

deleted

440

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2020-11-11 12:50:37 -0600 aliakseis

Measuring of lanes or stripes on noisy and underexposed images

174

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2020-04-30 04:16:32 -0600 robertsmith17

How to Install OpenCV on Windows 10?

Windows10

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2019-04-16 21:39:28 -0600 iamM

How to convert 3d array to 4d array using Mat::reshape

3d-image

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2018-04-05 04:43:07 -0600 Ishoo

Is there a way to overlay the edges obtained from the Canny Edge Detection onto the original image in python?

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2014-02-11 22:06:19 -0600 Nish

Opencv cant access camera connected through video capture device

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2019-05-06 07:38:56 -0600 Yoni

Block matching CPU utilization - 2 processes faster than 2 threads

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2014-03-10 23:26:55 -0600 wuling

How to set or get derivatives of the Gaussian filter?

126

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2016-08-07 21:10:08 -0600 tiziran

Long exit from program (long runtime exit). after save SVM opencv it is take long time to exit program

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2014-08-22 23:37:53 -0600 opencv.user

creating opencv dll from vc++ project an use in c# and delphi

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2018-06-15 00:02:33 -0600 Razz1234

i want to calculate singular value decomposition 3*3 matrix from my world co-ordinates.Can anyone help me with this?

svd

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2018-09-14 05:17:01 -0600 prafull.g

Samasung A9 Camera preview error, when opening in 16:9 ratio

javaopencvandroid

131

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2016-06-08 06:07:08 -0600 ozgunus

SFM::reconstruct reference paper (from contrib module)

3dreconstruction

424

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no

answers

2

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2013-11-01 15:28:57 -0600 Pikopiko

OpenCV Python Module with OCL

ocl
python

264

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no

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2020-05-11 03:56:31 -0600 trsh

Help needed with boundingRect in openCV.js

boundingRect

215

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no

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2020-04-04 08:29:12 -0600 antithing

12,357 questions

cv2.VideoCapture() can't got multi-camera video in same time through usb-hub under win10

Link opencv native camera with android java camera and capture image

Creating Polar Histogram on Contour Segment

Random Forest - Vector subscript out range during training

OpenCV how the frame is grabbed out from WebCam?

Compile opencv-cuda code

How can I keep horizontal and vertical FoV after undistortion

Super-resolution of license plate in video sequence

OpenCV 3.0 Template matching using OpenCL

‘class cv::xfeatures2d::SURF’ has no member named ‘detectAndCompute

opencv/opencv2

How to place id's to multiple same-coloured markers

Getting keypoint vector from native code

How to correct this barrel distortion

Non-rectangular face extraction with openCV

Measuring of lanes or stripes on noisy and underexposed images

How to Install OpenCV on Windows 10?

How to convert 3d array to 4d array using Mat::reshape

Is there a way to overlay the edges obtained from the Canny Edge Detection onto the original image in python?

Opencv cant access camera connected through video capture device

Block matching CPU utilization - 2 processes faster than 2 threads

How to set or get derivatives of the Gaussian filter?

Long exit from program (long runtime exit). after save SVM opencv it is take long time to exit program

creating opencv dll from vc++ project an use in c# and delphi

i want to calculate singular value decomposition 3*3 matrix from my world co-ordinates.Can anyone help me with this?

Samasung A9 Camera preview error, when opening in 16:9 ratio

SFM::reconstruct reference paper (from contrib module)

OpenCV Python Module with OCL

Help needed with boundingRect in openCV.js

Using findHomography to create 'fake' intrinsics?

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