VL.OpenCV 4.0.2

.NET 8.0

dotnet add package VL.OpenCV --version 4.0.2

NuGet\Install-Package VL.OpenCV -Version 4.0.2

This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.

<PackageReference Include="VL.OpenCV" Version="4.0.2" />

For projects that support PackageReference, copy this XML node into the project file to reference the package.

<PackageVersion Include="VL.OpenCV" Version="4.0.2" />
                    

                            Directory.Packages.props

<PackageReference Include="VL.OpenCV" />
                    

                            Project file

For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.

paket add VL.OpenCV --version 4.0.2

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

#r "nuget: VL.OpenCV, 4.0.2"

#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.

#:package VL.OpenCV@4.0.2

#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package.

#addin nuget:?package=VL.OpenCV&version=4.0.2
                    

                            Install as a Cake Addin

#tool nuget:?package=VL.OpenCV&version=4.0.2
                    

                            Install as a Cake Tool

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

VL.OpenCV

Computer vision library with the following features:

Image filters
Feature detection and tracking
Aruco 3D marker tracking
Camera and projector calibration
...

Not GPU accalerated!

For use with vvvv, the visual live-programming environment for .NET: http://vvvv.org

Getting started

Install as described here via commandline:

nuget install VL.OpenCV
Watch an Introduction to VL.OpenCV
Usage examples and more information are included in the pack and can be found via the Help Browser

Contributing

Please see our Contribution Guide
For custom development requests, please get in touch

Credits

Based on OpenCvSharp
Which in turn in based on OpenCV 4.9.0
Also using SharpDX MediaFoundation

Product	Compatible and additional computed target framework versions.
.NET	net8.0-windows7.0 is compatible. net9.0-windows was computed. net10.0-windows was computed.

Compatible target framework(s)

Included target framework(s) (in package)

Learn more about Target Frameworks and .NET Standard.

- OpenCvSharp4 (>= 4.9.0.20240103)
- OpenCvSharp4.Extensions (>= 4.9.0.20240103)
- OpenCvSharp4.runtime.win (>= 4.9.0.20240103)

NuGet packages (3)

Showing the top 3 NuGet packages that depend on VL.OpenCV:

Package	Downloads
VL.Wekinator A set of nodes to easily interact with The Wekinator in VL	6.1K
VL.BadMapper Projection mapping tools for VL	5.6K
VL.DlibDotNet DlibDotNet for VL	2.1K

GitHub repositories (1)

Showing the top 1 popular GitHub repositories that depend on VL.OpenCV:

Repository	Stars
DigitalPlatform/dp2 Integrated Library System / 图书馆集成系统	112

Version	Downloads	Last Updated
4.0.2	171	8/20/2025
4.0.1	133	8/19/2025
4.0.0	358	5/19/2025
4.0.0-preview	151	5/19/2025
3.1.0-preview	112	5/17/2025
3.0.3	814	11/18/2024
2.6.4	226	10/27/2024
2.6.3	250	10/5/2024
2.6.2	317	8/16/2024
2.6.1	588	4/24/2024
2.6.0	226	4/16/2024
2.5.4	215	4/10/2024
2.5.3	444	2/29/2024
2.5.2	171	2/28/2024
2.5.1	2,939	9/10/2022
2.5.0	956	5/26/2022
2.4.0	872	4/19/2022
2.3.0	705	4/8/2022
2.2.0	635	4/8/2022
2.1.0	2,141	8/13/2021
2.0.8-preview	404	7/26/2021
2.0.7-preview	364	7/20/2021
2.0.6-preview	442	4/28/2021
2.0.5-preview	370	3/31/2021
2.0.4-preview	539	1/14/2021
2.0.3-preview	352	1/14/2021
2.0.2-preview	417	1/7/2021
2.0.1-preview	413	1/7/2021
2.0.0	979	3/31/2021
2.0.0-preview	423	1/6/2021
1.2.1	1,143	1/4/2021
1.2.0	760	12/16/2020
1.1.4	2,033	11/16/2020
1.1.3	805	11/13/2020
1.1.2	1,172	10/1/2020
1.1.1	685	10/1/2020
1.1.0	745	9/24/2020
1.0.3	767	9/9/2020
1.0.2	758	9/9/2020
1.0.1	680	8/29/2020
1.0.0	962	4/30/2020
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