Questions - OpenCV Q&A Forum

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2020-05-29 11:53:46 -0600 Pretto

how to process with opencv and python a live video transmission from a webrtc site

opencv

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1

answer

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2020-05-30 10:42:14 -0600 sturkmen

MatrixXf eigen and Mat opencv

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1

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2020-05-30 13:06:09 -0600 berak

fatal error: opencv2/aruco.hpp: No such file or directory

1k

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1

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2020-05-31 03:18:23 -0600 berak

how to compare detected face with image

1k

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1

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2020-05-31 07:41:04 -0600 supra56

Video corrupted after using Canny then writing. Can you guys spot the mistake

63

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2020-05-31 08:19:40 -0600 MrSanman05

Is there any documentation for OpencvAndroid sdk to process real time object dimension?

opencvandroid

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2020-05-31 09:52:12 -0600 Suny

Is the function cv2.bitwise_or() use in dilation can be use in erosion ?

981

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2020-05-31 11:18:32 -0600 rp_sungho

When to use OpenCV and Eigen3 Library

eigen3

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2020-05-31 22:11:16 -0600 Matías

Fix "nvcc fatal : Could not set up the environment for Microsoft Visual Studio"

578

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2020-06-01 04:03:59 -0600 berak

I am using LBPH model yml to same images after train, it is overwriting.. someone to guide me over there.. do i have to use one yml file separete yml file for each user who register his/her face.

301

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2020-06-01 08:22:00 -0600 sturkmen

Replicating OpenCV's Canny Edge Detection [closed]

194

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2020-06-01 10:44:02 -0600 kamadi

issue training using lbph model

869

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2020-06-01 13:21:55 -0600 NicolasD

Install OpenCV for Fedora 32 Python

124

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2020-06-01 14:12:43 -0600 strwbrrymlk

access to GpuMat built-in functions from kernel

gpumat

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1

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2020-06-01 14:14:02 -0600 mvuori

Difference between two captures

320

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2020-06-01 23:08:50 -0600 muas

I am using LBPH model yml to save images after train, how can i save images with their user-id

java
opencv

382

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2020-06-02 07:56:47 -0600 balfad

How to decode video which I get from POST method with OpenCV?

821

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2020-06-02 12:03:55 -0600 dedetuga

Building Opencv4.3 Android shared libs error

231

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2020-06-02 13:25:44 -0600 aalmasri

Video Stabilization fill missing black border

videostabilization

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2020-06-02 16:28:05 -0600 eric_engineer

SystemError: new style getargs format but argument is not a tuple

stereo-calibration

285

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2020-06-03 04:00:14 -0600 Visionmop

matchShapes for Contour Defects

13k

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2020-06-03 07:16:12 -0600 supra56

Finding rectangle contours in an image

973

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2020-06-03 17:51:53 -0600 HomanH

Error to cross compile into arm64-v8a by CV 4.3.0

180

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2020-06-04 04:22:35 -0600 Humam Helfawi

Fundamental matrix for tiny movements

findFundamentalMat

6k

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1

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3

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2020-06-04 05:06:36 -0600 Eduardo

undistort() and undistortPoints() are inconsistent

148

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2020-06-04 13:25:09 -0600 murkoc

Python Image Processing Continuous Calibration Kernel Issue

550

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1

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2020-06-05 04:15:13 -0600 BIOS the Zerg

Why could OpenCV wait for a stream-ed CUDA operation instead of proceeding asynchronously?

CUDA
Imgproc

1k

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no

answers

2

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2020-06-05 18:02:12 -0600 facureyes

How to use LMSolver in OpenCV 4.3.0 c++

600

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2020-06-05 18:21:44 -0600 zack123

Finding height and width of the object in python (OpenCV)?

165

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2020-06-05 19:50:33 -0600 NotARobot

29,830 questions

how to process with opencv and python a live video transmission from a webrtc site

MatrixXf eigen and Mat opencv

fatal error: opencv2/aruco.hpp: No such file or directory

how to compare detected face with image

Video corrupted after using Canny then writing. Can you guys spot the mistake

Is there any documentation for OpencvAndroid sdk to process real time object dimension?

Is the function cv2.bitwise_or() use in dilation can be use in erosion ?

When to use OpenCV and Eigen3 Library

Fix "nvcc fatal : Could not set up the environment for Microsoft Visual Studio"

I am using LBPH model yml to same images after train, it is overwriting.. someone to guide me over there.. do i have to use one yml file separete yml file for each user who register his/her face.

Replicating OpenCV's Canny Edge Detection [closed]

issue training using lbph model

Install OpenCV for Fedora 32 Python

access to GpuMat built-in functions from kernel

Difference between two captures

I am using LBPH model yml to save images after train, how can i save images with their user-id

How to decode video which I get from POST method with OpenCV?

Building Opencv4.3 Android shared libs error

Video Stabilization fill missing black border

SystemError: new style getargs format but argument is not a tuple

matchShapes for Contour Defects

Finding rectangle contours in an image

Error to cross compile into arm64-v8a by CV 4.3.0

Fundamental matrix for tiny movements

undistort() and undistortPoints() are inconsistent

Python Image Processing Continuous Calibration Kernel Issue

Why could OpenCV wait for a stream-ed CUDA operation instead of proceeding asynchronously?

How to use LMSolver in OpenCV 4.3.0 c++

Finding height and width of the object in python (OpenCV)?

how to join feeds from multiple small FOV cameras into one big feed

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