├── .github ├── FUNDING.yml └── workflows │ └── ci.yml ├── .gitignore ├── Directory.Build.props ├── Directory.Build.targets ├── NPlug.Samples.sln ├── NPlug.SimpleDelay ├── NPlug.SimpleDelay.csproj ├── SimpleDelayController.cs ├── SimpleDelayModel.cs ├── SimpleDelayPlugin.cs └── SimpleDelayProcessor.cs ├── NPlug.SimpleProgramChange ├── NPlug.SimpleProgramChange.csproj ├── SimpleProgramChangeController.cs ├── SimpleProgramChangeModel.cs ├── SimpleProgramChangePlugin.cs └── SimpleProgramChangeProcessor.cs ├── global.json ├── license.txt └── readme.md /.github/FUNDING.yml: -------------------------------------------------------------------------------- 1 | # These are supported funding model platforms 2 | 3 | github: [xoofx] 4 | patreon: # Replace with a single Patreon username 5 | open_collective: # Replace with a single Open Collective username 6 | ko_fi: # Replace with a single Ko-fi username 7 | tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel 8 | community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry 9 | liberapay: # Replace with a single Liberapay username 10 | issuehunt: # Replace with a single IssueHunt username 11 | otechie: # Replace with a single Otechie username 12 | custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2'] -------------------------------------------------------------------------------- /.github/workflows/ci.yml: -------------------------------------------------------------------------------- 1 | name: ci 2 | 3 | on: 4 | push: 5 | paths-ignore: 6 | - 'readme.md' 7 | pull_request: 8 | 9 | jobs: 10 | build: 11 | runs-on: windows-latest 12 | 13 | steps: 14 | - name: Checkout 15 | uses: actions/checkout@v3 16 | with: 17 | submodules: true 18 | fetch-depth: 0 19 | 20 | - name: Install .NET 7.0 21 | uses: actions/setup-dotnet@v3 22 | with: 23 | dotnet-version: '7.0.x' 24 | 25 | - name: Build 26 | shell: bash 27 | run: | 28 | dotnet build -c Release 29 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | ## 4 | ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore 5 | 6 | # User-specific files 7 | *.rsuser 8 | *.suo 9 | *.user 10 | *.userosscache 11 | *.sln.docstates 12 | 13 | # Rider 14 | .idea/ 15 | 16 | # User-specific files (MonoDevelop/Xamarin Studio) 17 | *.userprefs 18 | 19 | # Mono auto generated files 20 | mono_crash.* 21 | 22 | # Build results 23 | [Dd]ebug/ 24 | [Dd]ebugPublic/ 25 | [Rr]elease/ 26 | [Rr]eleases/ 27 | x64/ 28 | x86/ 29 | [Ww][Ii][Nn]32/ 30 | [Aa][Rr][Mm]/ 31 | [Aa][Rr][Mm]64/ 32 | ext/**/build/ 33 | bld/ 34 | [Bb]in/ 35 | [Oo]bj/ 36 | [Ll]og/ 37 | [Ll]ogs/ 38 | 39 | # Visual Studio 2015/2017 cache/options directory 40 | .vs/ 41 | # Uncomment if you have tasks that create the project's static files in wwwroot 42 | #wwwroot/ 43 | 44 | # Visual Studio 2017 auto generated files 45 | Generated\ Files/ 46 | 47 | # MSTest test Results 48 | [Tt]est[Rr]esult*/ 49 | [Bb]uild[Ll]og.* 50 | 51 | # NUnit 52 | *.VisualState.xml 53 | TestResult.xml 54 | nunit-*.xml 55 | 56 | # Build Results of an ATL Project 57 | [Dd]ebugPS/ 58 | [Rr]eleasePS/ 59 | dlldata.c 60 | 61 | # Benchmark Results 62 | BenchmarkDotNet.Artifacts/ 63 | 64 | # .NET Core 65 | project.lock.json 66 | project.fragment.lock.json 67 | artifacts/ 68 | 69 | # ASP.NET Scaffolding 70 | ScaffoldingReadMe.txt 71 | 72 | # StyleCop 73 | StyleCopReport.xml 74 | 75 | # Files built by Visual Studio 76 | *_i.c 77 | *_p.c 78 | *_h.h 79 | *.ilk 80 | *.meta 81 | *.obj 82 | *.iobj 83 | *.pch 84 | *.pdb 85 | *.ipdb 86 | *.pgc 87 | *.pgd 88 | *.rsp 89 | *.sbr 90 | *.tlb 91 | *.tli 92 | *.tlh 93 | *.tmp 94 | *.tmp_proj 95 | *_wpftmp.csproj 96 | *.log 97 | *.vspscc 98 | *.vssscc 99 | .builds 100 | *.pidb 101 | *.svclog 102 | *.scc 103 | 104 | # Chutzpah Test files 105 | _Chutzpah* 106 | 107 | # Visual C++ cache files 108 | ipch/ 109 | *.aps 110 | *.ncb 111 | *.opendb 112 | *.opensdf 113 | *.sdf 114 | *.cachefile 115 | *.VC.db 116 | *.VC.VC.opendb 117 | 118 | # Visual Studio profiler 119 | *.psess 120 | *.vsp 121 | *.vspx 122 | *.sap 123 | 124 | # Visual Studio Trace Files 125 | *.e2e 126 | 127 | # TFS 2012 Local Workspace 128 | $tf/ 129 | 130 | # Guidance Automation Toolkit 131 | *.gpState 132 | 133 | # ReSharper is a .NET coding add-in 134 | _ReSharper*/ 135 | *.[Rr]e[Ss]harper 136 | *.DotSettings.user 137 | 138 | # TeamCity is a build add-in 139 | _TeamCity* 140 | 141 | # DotCover is a Code Coverage Tool 142 | *.dotCover 143 | 144 | # AxoCover is a Code Coverage Tool 145 | .axoCover/* 146 | !.axoCover/settings.json 147 | 148 | # Coverlet is a free, cross platform Code Coverage Tool 149 | coverage.*[.json, .xml, .info] 150 | 151 | # Visual Studio code coverage results 152 | *.coverage 153 | *.coveragexml 154 | 155 | # NCrunch 156 | _NCrunch_* 157 | .*crunch*.local.xml 158 | nCrunchTemp_* 159 | 160 | # MightyMoose 161 | *.mm.* 162 | AutoTest.Net/ 163 | 164 | # Web workbench (sass) 165 | .sass-cache/ 166 | 167 | # Installshield output folder 168 | [Ee]xpress/ 169 | 170 | # DocProject is a documentation generator add-in 171 | DocProject/buildhelp/ 172 | DocProject/Help/*.HxT 173 | DocProject/Help/*.HxC 174 | DocProject/Help/*.hhc 175 | DocProject/Help/*.hhk 176 | DocProject/Help/*.hhp 177 | DocProject/Help/Html2 178 | DocProject/Help/html 179 | 180 | # Click-Once directory 181 | publish/ 182 | 183 | # Publish Web Output 184 | *.[Pp]ublish.xml 185 | *.azurePubxml 186 | # Note: Comment the next line if you want to checkin your web deploy settings, 187 | # but database connection strings (with potential passwords) will be unencrypted 188 | *.pubxml 189 | *.publishproj 190 | 191 | # Microsoft Azure Web App publish settings. Comment the next line if you want to 192 | # checkin your Azure Web App publish settings, but sensitive information contained 193 | # in these scripts will be unencrypted 194 | PublishScripts/ 195 | 196 | # NuGet Packages 197 | *.nupkg 198 | # NuGet Symbol Packages 199 | *.snupkg 200 | # The packages folder can be ignored because of Package Restore 201 | **/[Pp]ackages/* 202 | # except build/, which is used as an MSBuild target. 203 | !**/[Pp]ackages/build/ 204 | # Uncomment if necessary however generally it will be regenerated when needed 205 | #!**/[Pp]ackages/repositories.config 206 | # NuGet v3's project.json files produces more ignorable files 207 | *.nuget.props 208 | *.nuget.targets 209 | 210 | # Microsoft Azure Build Output 211 | csx/ 212 | *.build.csdef 213 | 214 | # Microsoft Azure Emulator 215 | ecf/ 216 | rcf/ 217 | 218 | # Windows Store app package directories and files 219 | AppPackages/ 220 | BundleArtifacts/ 221 | Package.StoreAssociation.xml 222 | _pkginfo.txt 223 | *.appx 224 | *.appxbundle 225 | *.appxupload 226 | 227 | # Visual Studio cache files 228 | # files ending in .cache can be ignored 229 | *.[Cc]ache 230 | # but keep track of directories ending in .cache 231 | !?*.[Cc]ache/ 232 | 233 | # Others 234 | ClientBin/ 235 | ~$* 236 | *~ 237 | *.dbmdl 238 | *.dbproj.schemaview 239 | *.jfm 240 | *.pfx 241 | *.publishsettings 242 | orleans.codegen.cs 243 | 244 | # Including strong name files can present a security risk 245 | # (https://github.com/github/gitignore/pull/2483#issue-259490424) 246 | #*.snk 247 | 248 | # Since there are multiple workflows, uncomment next line to ignore bower_components 249 | # (https://github.com/github/gitignore/pull/1529#issuecomment-104372622) 250 | #bower_components/ 251 | 252 | # RIA/Silverlight projects 253 | Generated_Code/ 254 | 255 | # Backup & report files from converting an old project file 256 | # to a newer Visual Studio version. Backup files are not needed, 257 | # because we have git ;-) 258 | _UpgradeReport_Files/ 259 | Backup*/ 260 | UpgradeLog*.XML 261 | UpgradeLog*.htm 262 | ServiceFabricBackup/ 263 | *.rptproj.bak 264 | 265 | # SQL Server files 266 | *.mdf 267 | *.ldf 268 | *.ndf 269 | 270 | # Business Intelligence projects 271 | *.rdl.data 272 | *.bim.layout 273 | *.bim_*.settings 274 | *.rptproj.rsuser 275 | *- [Bb]ackup.rdl 276 | *- [Bb]ackup ([0-9]).rdl 277 | *- [Bb]ackup ([0-9][0-9]).rdl 278 | 279 | # Microsoft Fakes 280 | FakesAssemblies/ 281 | 282 | # GhostDoc plugin setting file 283 | *.GhostDoc.xml 284 | 285 | # Node.js Tools for Visual Studio 286 | .ntvs_analysis.dat 287 | node_modules/ 288 | 289 | # Visual Studio 6 build log 290 | *.plg 291 | 292 | # Visual Studio 6 workspace options file 293 | *.opt 294 | 295 | # Visual Studio 6 auto-generated workspace file (contains which files were open etc.) 296 | *.vbw 297 | 298 | # Visual Studio LightSwitch build output 299 | **/*.HTMLClient/GeneratedArtifacts 300 | **/*.DesktopClient/GeneratedArtifacts 301 | **/*.DesktopClient/ModelManifest.xml 302 | **/*.Server/GeneratedArtifacts 303 | **/*.Server/ModelManifest.xml 304 | _Pvt_Extensions 305 | 306 | # Paket dependency manager 307 | .paket/paket.exe 308 | paket-files/ 309 | 310 | # FAKE - F# Make 311 | .fake/ 312 | 313 | # CodeRush personal settings 314 | .cr/personal 315 | 316 | # Python Tools for Visual Studio (PTVS) 317 | __pycache__/ 318 | *.pyc 319 | 320 | # Cake - Uncomment if you are using it 321 | # tools/** 322 | # !tools/packages.config 323 | 324 | # Tabs Studio 325 | *.tss 326 | 327 | # Telerik's JustMock configuration file 328 | *.jmconfig 329 | 330 | # BizTalk build output 331 | *.btp.cs 332 | *.btm.cs 333 | *.odx.cs 334 | *.xsd.cs 335 | 336 | # OpenCover UI analysis results 337 | OpenCover/ 338 | 339 | # Azure Stream Analytics local run output 340 | ASALocalRun/ 341 | 342 | # MSBuild Binary and Structured Log 343 | *.binlog 344 | 345 | # NVidia Nsight GPU debugger configuration file 346 | *.nvuser 347 | 348 | # MFractors (Xamarin productivity tool) working folder 349 | .mfractor/ 350 | 351 | # Local History for Visual Studio 352 | .localhistory/ 353 | 354 | # BeatPulse healthcheck temp database 355 | healthchecksdb 356 | 357 | # Backup folder for Package Reference Convert tool in Visual Studio 2017 358 | MigrationBackup/ 359 | 360 | # Ionide (cross platform F# VS Code tools) working folder 361 | .ionide/ 362 | 363 | # Rust 364 | /lib/blake3_dotnet/target 365 | Cargo.lock 366 | 367 | # Tmp folders 368 | tmp/ 369 | [Tt]emp/ 370 | 371 | # Remove artifacts produced by dotnet-releaser 372 | artifacts-dotnet-releaser/ 373 | -------------------------------------------------------------------------------- /Directory.Build.props: -------------------------------------------------------------------------------- 1 | 2 | 3 | $(MSBuildThisFileDirectory)../src/NPlug.samples.targets 4 | 5 | -------------------------------------------------------------------------------- /Directory.Build.targets: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /NPlug.Samples.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio Version 17 4 | VisualStudioVersion = 17.5.33424.131 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "NPlug.SimpleDelay", "NPlug.SimpleDelay\NPlug.SimpleDelay.csproj", "{9CF85E5B-7A33-496F-B435-806827B6EAC6}" 7 | EndProject 8 | Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "NPlug.SimpleProgramChange", "NPlug.SimpleProgramChange\NPlug.SimpleProgramChange.csproj", "{250F9E9C-EA18-420D-A8E3-EE5CFD8F5766}" 9 | EndProject 10 | Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{7522EEDD-0B8D-4A54-A12F-B61DEC679C44}" 11 | ProjectSection(SolutionItems) = preProject 12 | .gitignore = .gitignore 13 | Directory.Build.props = Directory.Build.props 14 | Directory.Build.targets = Directory.Build.targets 15 | global.json = global.json 16 | license.txt = license.txt 17 | readme.md = readme.md 18 | EndProjectSection 19 | EndProject 20 | Global 21 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 22 | Debug|Any CPU = Debug|Any CPU 23 | Release|Any CPU = Release|Any CPU 24 | EndGlobalSection 25 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 26 | {9CF85E5B-7A33-496F-B435-806827B6EAC6}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 27 | {9CF85E5B-7A33-496F-B435-806827B6EAC6}.Debug|Any CPU.Build.0 = Debug|Any CPU 28 | {9CF85E5B-7A33-496F-B435-806827B6EAC6}.Release|Any CPU.ActiveCfg = Release|Any CPU 29 | {9CF85E5B-7A33-496F-B435-806827B6EAC6}.Release|Any CPU.Build.0 = Release|Any CPU 30 | {250F9E9C-EA18-420D-A8E3-EE5CFD8F5766}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 31 | {250F9E9C-EA18-420D-A8E3-EE5CFD8F5766}.Debug|Any CPU.Build.0 = Debug|Any CPU 32 | {250F9E9C-EA18-420D-A8E3-EE5CFD8F5766}.Release|Any CPU.ActiveCfg = Release|Any CPU 33 | {250F9E9C-EA18-420D-A8E3-EE5CFD8F5766}.Release|Any CPU.Build.0 = Release|Any CPU 34 | EndGlobalSection 35 | GlobalSection(SolutionProperties) = preSolution 36 | HideSolutionNode = FALSE 37 | EndGlobalSection 38 | GlobalSection(ExtensibilityGlobals) = postSolution 39 | SolutionGuid = {2BF6B2DE-B7A8-4AF0-B320-91B13F94892B} 40 | EndGlobalSection 41 | EndGlobal 42 | -------------------------------------------------------------------------------- /NPlug.SimpleDelay/NPlug.SimpleDelay.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | net8.0 5 | enable 6 | enable 7 | false 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /NPlug.SimpleDelay/SimpleDelayController.cs: -------------------------------------------------------------------------------- 1 | // Copyright (c) Alexandre Mutel. All rights reserved. 2 | // Licensed under the BSD-Clause 2 license. 3 | // See license.txt file in the project root for full license information. 4 | 5 | namespace NPlug.SimpleDelay; 6 | 7 | public class SimpleDelayController : AudioController 8 | { 9 | public static readonly Guid ClassId = new("484e783b-5f47-42f4-a19f-96c1fd42fb45"); 10 | } 11 | -------------------------------------------------------------------------------- /NPlug.SimpleDelay/SimpleDelayModel.cs: -------------------------------------------------------------------------------- 1 | // Copyright (c) Alexandre Mutel. All rights reserved. 2 | // Licensed under the BSD-Clause 2 license. 3 | // See license.txt file in the project root for full license information. 4 | 5 | namespace NPlug.SimpleDelay; 6 | 7 | public class SimpleDelayModel : AudioProcessorModel 8 | { 9 | public SimpleDelayModel() : base("NPlug.SimpleDelay") 10 | { 11 | AddByPassParameter(); 12 | Delay = AddParameter(new AudioParameter("Delay", units: "sec", defaultNormalizedValue: 1.0)); 13 | } 14 | 15 | public AudioParameter Delay { get; } 16 | } 17 | -------------------------------------------------------------------------------- /NPlug.SimpleDelay/SimpleDelayPlugin.cs: -------------------------------------------------------------------------------- 1 | // Copyright (c) Alexandre Mutel. All rights reserved. 2 | // Licensed under the BSD-Clause 2 license. 3 | // See license.txt file in the project root for full license information. 4 | 5 | using System.Runtime.CompilerServices; 6 | 7 | namespace NPlug.SimpleDelay; 8 | 9 | public static class SimpleDelayPlugin 10 | { 11 | public static AudioPluginFactory GetFactory() 12 | { 13 | var factory = new AudioPluginFactory(new("NPlug", "https://github.com/xoofx/NPlug", "no_reply@nplug.org")); 14 | factory.RegisterPlugin(new(SimpleDelayProcessor.ClassId, "SimpleDelay", AudioProcessorCategory.Effect)); 15 | factory.RegisterPlugin(new(SimpleDelayController.ClassId, "SimpleDelay Controller")); 16 | return factory; 17 | } 18 | 19 | [ModuleInitializer] 20 | internal static void ExportThisPlugin() 21 | { 22 | AudioPluginFactoryExporter.Instance = GetFactory(); 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /NPlug.SimpleDelay/SimpleDelayProcessor.cs: -------------------------------------------------------------------------------- 1 | // Copyright (c) Alexandre Mutel. All rights reserved. 2 | // Licensed under the BSD-Clause 2 license. 3 | // See license.txt file in the project root for full license information. 4 | 5 | namespace NPlug.SimpleDelay; 6 | 7 | /// 8 | /// Port of C/C++ adelay sample from https://github.com/steinbergmedia/vst3_public_sdk/tree/master/samples/vst/adelay/source 9 | /// 10 | public class SimpleDelayProcessor : AudioProcessor 11 | { 12 | private float[] _bufferLeft; 13 | private float[] _bufferRight; 14 | private int _bufferPosition; 15 | 16 | public static readonly Guid ClassId = new("7a130e07-004a-408d-a1d8-97b671f36ca1"); 17 | 18 | public SimpleDelayProcessor() : base(AudioSampleSizeSupport.Float32) 19 | { 20 | _bufferLeft = Array.Empty(); 21 | _bufferRight = Array.Empty(); 22 | } 23 | 24 | public override Guid ControllerClassId => SimpleDelayController.ClassId; 25 | 26 | 27 | protected override bool Initialize(AudioHostApplication host) 28 | { 29 | AddAudioInput("AudioInput", SpeakerArrangement.SpeakerStereo); 30 | AddAudioOutput("AudioOutput", SpeakerArrangement.SpeakerStereo); 31 | return true; 32 | } 33 | 34 | protected override void OnActivate(bool isActive) 35 | { 36 | if (isActive) 37 | { 38 | var delayInSamples = (int)(ProcessSetupData.SampleRate * sizeof(float) + 0.5); 39 | _bufferLeft = GC.AllocateArray(delayInSamples, true); 40 | _bufferRight = GC.AllocateArray(delayInSamples, true); 41 | _bufferPosition = 0; 42 | } 43 | else 44 | { 45 | _bufferLeft = Array.Empty(); 46 | _bufferRight = Array.Empty(); 47 | _bufferPosition = 0; 48 | } 49 | } 50 | 51 | protected override void ProcessMain(in AudioProcessData data) 52 | { 53 | var delayInSamples = Math.Max(1, (int)(ProcessSetupData.SampleRate * Model.Delay.NormalizedValue)); 54 | for (int channel = 0; channel < 2; channel++) 55 | { 56 | var inputChannel = data.Input[0].GetChannelSpanAsFloat32(ProcessSetupData, data, channel); 57 | var outputChannel = data.Output[0].GetChannelSpanAsFloat32(ProcessSetupData, data, channel); 58 | 59 | var sampleCount = data.SampleCount; 60 | var buffer = channel == 0 ? _bufferLeft : _bufferRight; 61 | var tempBufferPos = _bufferPosition; 62 | for (int sample = 0; sample < sampleCount; sample++) 63 | { 64 | var tempSample = inputChannel[sample]; 65 | outputChannel[sample] = buffer[tempBufferPos]; 66 | buffer[tempBufferPos] = tempSample; 67 | tempBufferPos++; 68 | if (tempBufferPos >= delayInSamples) 69 | { 70 | tempBufferPos = 0; 71 | } 72 | } 73 | } 74 | 75 | _bufferPosition += data.SampleCount; 76 | while (_bufferPosition >= delayInSamples) 77 | { 78 | _bufferPosition -= delayInSamples; 79 | } 80 | } 81 | } 82 | -------------------------------------------------------------------------------- /NPlug.SimpleProgramChange/NPlug.SimpleProgramChange.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | net8.0 5 | enable 6 | enable 7 | false 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /NPlug.SimpleProgramChange/SimpleProgramChangeController.cs: -------------------------------------------------------------------------------- 1 | // Copyright (c) Alexandre Mutel. All rights reserved. 2 | // Licensed under the BSD-Clause 2 license. 3 | // See license.txt file in the project root for full license information. 4 | 5 | namespace NPlug.SimpleProgramChange; 6 | 7 | public class SimpleProgramChangeController : AudioController 8 | { 9 | public static readonly Guid ClassId = new("59c17896-478b-4af1-86d8-3ba0817149d5"); 10 | 11 | protected override bool Initialize(AudioHostApplication host) 12 | { 13 | SetMappingBusToUnit(BusMediaType.Event, BusDirection.Input, 0, 0, Model); 14 | return true; 15 | } 16 | } 17 | -------------------------------------------------------------------------------- /NPlug.SimpleProgramChange/SimpleProgramChangeModel.cs: -------------------------------------------------------------------------------- 1 | // Copyright (c) Alexandre Mutel. All rights reserved. 2 | // Licensed under the BSD-Clause 2 license. 3 | // See license.txt file in the project root for full license information. 4 | 5 | namespace NPlug.SimpleProgramChange; 6 | 7 | public class SimpleProgramChangeModel : AudioProcessorModel 8 | { 9 | public SimpleProgramChangeModel() : base("Root", DefaultProgramListBuilder) 10 | { 11 | AddByPassParameter(); 12 | Gain = AddParameter(new AudioParameter("Gain", defaultNormalizedValue: 1.0)); 13 | } 14 | 15 | public AudioParameter Gain { get; } 16 | 17 | private static readonly AudioProgramListBuilder DefaultProgramListBuilder = GenerateProgramListBuilder(); 18 | 19 | /// 20 | /// Creates a program list that will change the gain depending on the program index 21 | /// 22 | private static AudioProgramListBuilder GenerateProgramListBuilder() 23 | { 24 | var builder = new AudioProgramListBuilder("Bank"); 25 | const int programCount = 10; // Display only 10 programs 26 | for (int i = 0; i < programCount; i++) 27 | { 28 | int programIndex = i; 29 | builder.Add(model => 30 | { 31 | // We map the gain to the program index (from 0.0 to 1.0 when changing the program) 32 | model.Gain.NormalizedValue = ((double)programIndex) / (programCount - 1); 33 | return new AudioProgram($"Prog {programIndex}"); 34 | }); 35 | } 36 | 37 | return builder; 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /NPlug.SimpleProgramChange/SimpleProgramChangePlugin.cs: -------------------------------------------------------------------------------- 1 | // Copyright (c) Alexandre Mutel. All rights reserved. 2 | // Licensed under the BSD-Clause 2 license. 3 | // See license.txt file in the project root for full license information. 4 | 5 | using System.Runtime.CompilerServices; 6 | 7 | namespace NPlug.SimpleProgramChange; 8 | 9 | public static class SimpleProgramChangePlugin 10 | { 11 | public static AudioPluginFactory GetFactory() 12 | { 13 | var factory = new AudioPluginFactory(new("NPlug", "https://github.com/xoofx/NPlug", "no_reply@nplug.org")); 14 | factory.RegisterPlugin(new(SimpleProgramChangeProcessor.ClassId, "SimpleProgramChange", AudioProcessorCategory.Effect)); 15 | factory.RegisterPlugin(new(SimpleProgramChangeController.ClassId, "SimpleProgramChange Controller")); 16 | return factory; 17 | } 18 | 19 | [ModuleInitializer] 20 | internal static void ExportThisPlugin() 21 | { 22 | AudioPluginFactoryExporter.Instance = GetFactory(); 23 | } 24 | } -------------------------------------------------------------------------------- /NPlug.SimpleProgramChange/SimpleProgramChangeProcessor.cs: -------------------------------------------------------------------------------- 1 | // Copyright (c) Alexandre Mutel. All rights reserved. 2 | // Licensed under the BSD-Clause 2 license. 3 | // See license.txt file in the project root for full license information. 4 | 5 | using System; 6 | 7 | namespace NPlug.SimpleProgramChange; 8 | 9 | /// 10 | /// Port of C/C++ program change sample from https://github.com/steinbergmedia/vst3_public_sdk/tree/master/samples/vst/programchange/source 11 | /// 12 | public class SimpleProgramChangeProcessor : AudioProcessor 13 | { 14 | public static readonly Guid ClassId = new("d2d46df8-3397-4acf-9008-df3396b890f2"); 15 | 16 | public SimpleProgramChangeProcessor() : base(AudioSampleSizeSupport.Float32) 17 | { 18 | } 19 | 20 | public override Guid ControllerClassId => SimpleProgramChangeController.ClassId; 21 | 22 | 23 | protected override bool Initialize(AudioHostApplication host) 24 | { 25 | AddDefaultStereoAudioInput(); 26 | AddDefaultStereoAudioOutput(); 27 | AddDefaultEventInput(); 28 | return true; 29 | } 30 | 31 | protected override void ProcessMain(in AudioProcessData data) 32 | { 33 | // Parameter changes and ByPass are handled automatically by AudioProcessor 34 | 35 | // Changing the program will make the gain ranging from 0 to 1 36 | // See SimpleProgramChangeModel 37 | var gain = (float)Model.Gain.NormalizedValue; 38 | 39 | var inputBus = data.Input[0]; 40 | var outputBus = data.Output[0]; 41 | 42 | for (int channel = 0; channel < inputBus.ChannelCount; channel++) 43 | { 44 | var sampleFrames = data.SampleCount; 45 | var input = inputBus.GetChannelSpanAsFloat32(ProcessSetupData, data, channel); 46 | var output = outputBus.GetChannelSpanAsFloat32(ProcessSetupData, data, channel); 47 | for(int sample = 0; sample < sampleFrames; sample++) 48 | { 49 | // apply gain 50 | output[sample] = input[sample] * gain; 51 | } 52 | } 53 | } 54 | } -------------------------------------------------------------------------------- /global.json: -------------------------------------------------------------------------------- 1 | { 2 | "sdk": { 3 | "version": "8.0.100", 4 | "rollForward": "latestMinor", 5 | "allowPrerelease": false 6 | } 7 | } -------------------------------------------------------------------------------- /license.txt: -------------------------------------------------------------------------------- 1 | Copyright (c) 2023, Alexandre Mutel 2 | All rights reserved. 3 | 4 | Redistribution and use in source and binary forms, with or without modification 5 | , are permitted provided that the following conditions are met: 6 | 7 | 1. Redistributions of source code must retain the above copyright notice, this 8 | list of conditions and the following disclaimer. 9 | 10 | 2. Redistributions in binary form must reproduce the above copyright notice, 11 | this list of conditions and the following disclaimer in the documentation 12 | and/or other materials provided with the distribution. 13 | 14 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 15 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 18 | FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 | DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 20 | SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 21 | CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 22 | OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 | 25 | This software is also published with the following license: 26 | 27 | //---------------------------------------------------------------------------- 28 | // LICENSE 29 | // (c) 2022, Steinberg Media Technologies GmbH, All Rights Reserved 30 | //---------------------------------------------------------------------------- 31 | This license applies only to files referencing this license, 32 | for other files of the Software Development Kit therespective embedded license text 33 | is applicable. The license can be found at: 34 | 35 | This Software Development Kit is licensed under the terms ofthe Steinberg VST 3 License, 36 | or alternatively under the terms of the General PublicLicense (GPL) Version 3. 37 | You may use the Software Development Kit according to eitherof these licenses as it is 38 | most appropriate for your project on a case-by-case basis(commercial or not). 39 | 40 | a) Proprietary Steinberg VST 3 License 41 | The Software Development Kit may not be distributed in partsor its entirety 42 | without prior written agreement by Steinberg MediaTechnologies GmbH. 43 | The SDK must not be used to re-engineer or manipulate anytechnology used 44 | in any Steinberg or Third-party application or softwaremodule, 45 | unless permitted by law. 46 | Neither the name of the Steinberg Media Technologies GmbH northe names of its 47 | contributors may be used to endorse or promote productsderived from this 48 | software without specific prior written permission. 49 | Before publishing a software under the proprietary license, you need to obtain a copy 50 | of the License Agreement signed by Steinberg MediaTechnologies GmbH. 51 | The Steinberg VST SDK License Agreement can be found at: 52 | 53 | 54 | THE SDK IS PROVIDED BY STEINBERG MEDIA TECHNOLOGIES GMBH "ASIS" AND 55 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITEDTO, THE IMPLIED 56 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULARPURPOSE ARE DISCLAIMED. 57 | IN NO EVENT SHALL STEINBERG MEDIA TECHNOLOGIES GMBH BE LIABLEFOR ANY DIRECT, 58 | INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIALDAMAGES (INCLUDING, 59 | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ORSERVICES; LOSS OF USE, 60 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSEDAND ON ANY THEORY OF 61 | LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT(INCLUDING NEGLIGENCE 62 | OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THISSOFTWARE, EVEN IF ADVISED 63 | OF THE POSSIBILITY OF SUCH DAMAGE. 64 | 65 | b) General Public License (GPL) Version 3 66 | Details of these licenses can be found at: 67 | //--------------------------------------------------------------------------------- 68 | -------------------------------------------------------------------------------- /readme.md: -------------------------------------------------------------------------------- 1 | # NPlug.Samples [![Build Status](https://github.com/xoofx/NPlug.Samples/workflows/ci/badge.svg?branch=main)](https://github.com/xoofx/NPlug.Samples/actions) 2 | 3 | 4 | 5 | This repository provides samples for creating VST3 audio native plugins with [NPlug](https://github.com/xoofx/NPlug/) and .NET7+/NativeAOT. 6 | 7 | ## Samples 8 | 9 | You need to have installed [.NET 7 SDK](https://dotnet.microsoft.com/en-us/download/dotnet/7.0). 10 | 11 | Then you can build native plugins by running the following command: 12 | 13 | ``` 14 | dotnet publish -c Release -r win-x64 -p:PublishAot=true 15 | ``` 16 | 17 | ### NPlug.SimpleDelay 18 | 19 | This is a port of C/C++ adelay sample from https://github.com/steinbergmedia/vst3_public_sdk/tree/master/samples/vst/adelay/source 20 | 21 | ### NPlug.SimpleProgramChange 22 | 23 | This is a port of C/C++ program change sample from https://github.com/steinbergmedia/vst3_public_sdk/tree/master/samples/vst/programchange/source 24 | 25 | ## Documentation 26 | 27 | You can find more information from NPlug [documentation here](https://github.com/xoofx/NPlug/blob/main/doc/readme.md). 28 | 29 | ## License 30 | 31 | The core part of this software is released under the [BSD-2-Clause license](https://opensource.org/licenses/BSD-2-Clause) but you have also to follow the following VST3 license: 32 | 33 | > **NOTICE** 34 | > 35 | > When you are developing a plugin with NPlug, your plugin needs to comply with the [VST 3 Licensing](https://steinbergmedia.github.io/vst3_dev_portal/pages/VST+3+Licensing/Index.html). If your plugin is distributed, it needs to either be published under: 36 | > - The [Proprietary Steinberg VST 3 license](https://steinbergmedia.github.io/vst3_dev_portal/pages/VST+3+Licensing/What+are+the+licensing+options.html#proprietary-steinberg-vst-3-license) if you want to keep your plugin closed source. 37 | > - The [Open-source GPLv3 license](https://steinbergmedia.github.io/vst3_dev_portal/pages/VST+3+Licensing/What+are+the+licensing+options.html#open-source-gplv3-license) if you want to make your plugin OSS. 38 | 39 | What it means is that you are allowed to modify and redistribute NPlug (according to the `BSD-2-Clause` license) but you need to publish your plugin under the VST3 dual-license. 40 | 41 | ## Author 42 | 43 | Alexandre Mutel aka [xoofx](https://xoofx.github.io). 44 | 45 | --------------------------------------------------------------------------------