voicemeeter-api-powershell/README.md
2024-06-28 11:12:01 +01:00

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# Powershell Wrapper for Voicemeeter API
This module offers a Powershell interface for the Voicemeeter Remote C API.
For past/future changes to this project refer to: [CHANGELOG](CHANGELOG.md)
## Tested against
- Basic 1.1.1.1
- Banana 2.1.1.1
- Potato 3.1.1.1
## Requirements
- [Voicemeeter](https://voicemeeter.com/)
- Powershell 5.1+ or Powershell 7.2+
## Installation
#### PowerShellGet:
In Powershell as admin:
`Install-Module Voicemeeter`
In Powershell as current user:
`Install-Module -Name Voicemeeter -Scope CurrentUser`
You may be asked to install NuGet provider required by PowerShellGet if you don't have it already.
When prompted you will need to accept PSGallery as a trusted repository.
More Info:
- [PowerShellGet](https://docs.microsoft.com/en-us/powershell/scripting/gallery/installing-psget?view=powershell-7.1)
- [NuGet](https://www.powershellgallery.com/packages/NuGet/1.3.3)
- [PSGallery](https://docs.microsoft.com/en-gb/powershell/scripting/gallery/overview?view=powershell-7.1)
#### Direct download:
`git clone https://github.com/onyx-and-iris/voicemeeter-api-powershell.git`
All examples in this readme assume you've installed as a module.
If you decide to direct download see [alternative instructions](FROM_SOURCE.md).
## Use
#### `Script files`
When you instantiate Remote class you will automatically be logged in. Use a
try finally block to ensure you logout at the end of your code.
```powershell
Import-Module Voicemeeter
try {
# Run the factory function for required Voicemeeter type
$vmr = Get-RemoteBanana
# Set strip and bus params
$vmr.strip[0].mono = $true
$vmr.strip[0].mono '=> $true'
$vmr.bus[1].mute = $false
$vmr.bus[1].mute '=> $false'
# Set macrobutton with id 4, mode state to 1
$vmr.button[4].state = $true
$vmr.button[4].state '=> $true'
}
finally { $vmr.Logout() }
```
Voicemeeter factory function can be:
- Get-RemoteBasic
- Get-RemoteBanana
- Get-RemotePotato
Added in `v3` you may also use the following entry/exit points:
- Connect-Voicemeeter
- Disconnect-Voicemeeter
`Connect-Voicemeeter` takes a single parameter `Kind`.
for example:
```powershell
$vmr = Connect-Voicemeeter -Kind "potato"
...
Disconnect-Voicemeeter
```
#### `Through the Shell`
One liners should be run through a subshell, you may pipe the Remote object to a script block, for example:
```powershell
powershell { Get-RemoteBanana | % { $_.strip[0].mute=$true; $_.Logout() } }
```
You may also save the object returned by a factory function to a local variable, then invoke any commands through the shell, for example:
```powershell
$vmr = Get-RemoteBanana
$vmr.strip[0].mute=1
$vmr.strip[0].mute
$vmr.Logout()
```
### Strip
The following strip commands are available:
- mute: bool
- mono: bool
- mc: bool
- k: int, from 0 to 4
- solo: bool
- A1-A5: bool
- B1-B3: bool
- limit: int, from -40 to 12
- gain: float, from -60.0 to 12.0
- label: string
- reverb: float, from 0.0 to 10.0
- delay: float, from 0.0 to 10.0
- fx1: float, from 0.0 to 10.0
- fx2: float, from 0.0 to 10.0
- pan_x: float, from -0.5 to 0.5
- pan_y: float, from 0.0 to 1.0
- color_x: float, from -0.5 to 0.5
- color_y: float, from 0.0 to 1.0
- fx_x: float, from -0.5 to 0.5
- fx_y: float, from 0.0 to 1.0
- postreverb: bool
- postdelay: bool
- postfx1: bool
- postfx2: bool
- gainlayer0-gainlayer7: float
for example:
```powershell
$vmr.strip[5].gainlayer1 = -8.3
```
A,B commands depend on Voicemeeter type.
gainlayers defined for Potato version only.
mc, k for virtual strips only.
#### comp
The following strip.comp commands are available:
- knob: float, from 0.0 to 10.0
- gainin: float, from -24.0 to 24.0
- ratio: float, from 1.0 to 8.0
- threshold: float, from -40.0 to -3.0
- attack: float, from 0.0 to 200.0
- release: float, from 0.0 to 5000.0
- knee: float, 0.0 to 1.0
- gainout: float, from -24.0 to 24.0
- makeup: bool
for example:
```powershell
$vmr.strip[3].comp.attack = 8.5
```
#### gate
The following strip.gate commands are available:
- knob: float, from 0.0 to 10.0
- threshold: float, from -60.0 to -10.0
- damping: float, from -60.0 to -10.0
- bpsidechain: int, from 100 to 4000
- attack: float, from 0.0 to 1000.0
- hold: float, from 0.0 to 5000.0
- release: float, from 0.0 to 5000.0
for example:
```powershell
$vmr.strip[3].gate.threshold = -40.5
```
#### denoiser
The following strip.denoiser commands are available:
- knob: float, from 0.0 to 10.0
for example:
```powershell
$vmr.strip[3].denoiser.knob = 5
```
#### AppGain | AppMute
- `AppGain(amount, gain)` : string, float
- `AppMute(amount, mutestate)` : string, bool
for example:
```powershell
$vmr.strip[5].AppGain("Spotify", 0.5)
$vmr.strip[5].AppMute("Spotify", $true)
```
#### levels
The following strip.level commands are available:
- PreFader()
- PostFader()
- PostMute()
for example:
```powershell
$vmr.strip[2].levels.PreFader() -Join ', ' | Write-Host
```
### Bus
The following bus commands are available:
- mute: bool
- mono: bool
- limit: int, from -40 to 12
- gain: float, from -60.0 to 12.0
- label: string
- returnreverb: float, from 0.0 to 10.0
- returndelay: float, from 0.0 to 10.0
- returnfx1: float, from 0.0 to 10.0
- returnfx2: float, from 0.0 to 10.0
for example:
```powershell
$vmr.bus[3].returnreverb = 5.7
```
#### modes
The following bus.mode members are available:
- normal: bool
- amix: bool
- bmix: bool
- repeat: bool
- composite: bool
- tvmix: bool
- upmix21: bool
- upmix41: bool
- upmix61: bool
- centeronly: bool
- lfeonly: bool
- rearonly: bool
The following bus.mode commands are available:
- Get(): returns the current bus mode.
for example:
```powershell
$vmr.bus[0].mode.centeronly = $true
$vmr.bus[0].mode.Get()
```
#### levels
The following strip.level commands are available:
- All()
for example:
```powershell
$vmr.bus[2].levels.All() -Join ', ' | Write-Host
```
### Strip|Bus
#### device
The following strip.device | bus.device commands are available:
- name: string
- sr: int
- wdm: string
- ks: string
- mme: string
- asio: string
for example:
```powershell
$vmr.strip[0].device.wdm = "Mic|Line|Instrument 1 (Audient EVO4)"
$vmr.bus[0].device.name
```
name, sr are defined as read only.
wdm, ks, mme, asio are defined as write only.
#### eq
The following strip.eq | bus.eq commands are available:
- on: bool
- ab: bool
for example:
```powershell
$vmr.strip[0].eq.on = $true
$vmr.bus[0].eq.ab = $false
```
#### FadeTo | FadeBy
- `FadeTo(amount, time)` : float, int
- `FadeBy(amount, time)` : float, int
Modify gain to or by the selected amount in db over a time interval in ms.
for example:
```powershell
$vmr.strip[3].FadeTo(-18.7, 1000)
$vmr.bus[0].FadeBy(-10, 500)
```
### Macrobuttons
Three modes defined: state, stateonly and trigger.
- State runs associated scripts
- Stateonly does not run associated scripts
- Index range (0, 69)
```powershell
$vmr.button[3].state = $true
$vmr.button[4].stateonly = $false
$vmr.button[5].trigger = $true
```
### VBAN
- vmr.vban.enable: Toggle VBAN on or off. Accepts a bool value.
For each vban in/out stream the following parameters are defined:
- on: bool
- name: string
- ip: string
- port: int, from 1024 - 65535
- sr: in, (11025, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000)
- channel: int from 1 to 8
- bit: int, 16 or 24
- quality: int, from 0 to 4
- route: int, from 0 to 8
SR, channel and bit are defined as readonly for instreams. Attempting to write
to those parameters will throw an error. They are read and write for outstreams.
example:
```powershell
$vmr.vban.enable = $true
$vmr.vban.instream[0].on = $true
$vmr.vban.instream[2].port = 6990
$vmr.vban.outstream[3].bit = 16
```
### Command
Certain 'special' commands are defined by the API as performing actions rather than setting values.
The following commands are available:
- show
- hide
- restart
- shutdown
- showvbanchat: bool, (write only)
- lock: bool, (write only)
The following methods are available:
- Load($filepath): string
- RunMacrobuttons(): Launches the macrobuttons app
- CloseMacrobuttons(): Closes the macrobuttons app
example:
```powershell
$vmr.command.show
$vmr.command.lock = $true
$vmr.command.Load("path/to/filename.xml")
$vmr.command.RunMacrobuttons()
```
### Recorder
The following commands are available:
- play
- stop
- pause
- record
- ff
- rew
- A1 - A5: bool
- B1 - B3: bool
- samplerate: int, (22050, 24000, 32000, 44100, 48000, 88200, 96000, 176400, 192000)
- bitresolution: int, (8, 16, 24, 32)
- channel: int, from 1 to 8
- kbps: int, (32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320)
The following methods are available:
- Load($filepath): string
- GoTo($timestring): string, must match the format 'hh:mm:ss'
- FileType($format): string, ('wav', 'aiff', 'bwf', 'mp3')
example:
```powershell
$vmr.recorder.play
$vmr.recorder.A1 = $true
$vmr.recorder.GoTo("00:01:15") # go to 1min 15sec into track
```
#### Mode
The following commands are available:
- recbus
- playonload
- loop
- multitrack
example:
```powershell
$vmr.recorder.mode.loop = $true
```
#### ArmStrip[i]|ArmBus[i]
The following method is available:
- Set($val): bool
example:
```powershell
$vmr.recorder.armstrip[0].Set($true)
```
### Multiple parameters
Set many strip/bus/macrobutton/vban parameters at once, for Example
```powershell
Import-Module Voicemeeter
try {
$vmr = Get-RemoteBanana
$hash = @{
strip_0 = @{mute = $true; mono = $true};
strip_2 = @{mute = $true; mono = $true};
bus_1 = @{mute = $true; mono = $true};
button_34 = @{state = $true};
button_12 = @{trigger = $false};
vban_instream_3 = @{name = 'streamname'};
vban_outstream_0 = @{on = $false};
}
$vmr.Set_Multi($hash)
}
finally { $vmr.Logout() }
```
### Config Files
`$vmr.Set_Profile(<configname>)`
You may load config files in psd1 format. An example profile has been included with the package. Remember to save current settings before loading a profile. To test simply rename \_profiles directory to profiles. It will be loaded into memory but not set. To set one you may do:
```powershell
Import-Module Voicemeeter
try {
$vmr = Get-RemoteBanana
$vmr.Set_Profile("config")
}
finally { $vmr.Logout() }
```
will load a config file at profiles/banana/config.psd1 for Voicemeeter Banana.
### Remote class
Access to lower level Getters and Setters are provided with these functions:
- `$vmr.Getter(param)`: For getting the value of a parameter expected to return a value other than string.
- `$vmr.Getter_String(param)`: For getting the value of any parameter expected to return a string.
- `$vmr.Setter(param, value)`: For setting the value of any parameter.
```powershell
$vmr.Getter('Strip[2].Mute')
$vmr.Getter_String('Bus[1].Label')
$vmr.Setter('Strip[4].Label', 'stripname')
$vmr.Setter('Strip[0].Gain', -3.6)
```
- `$vmr.SendText`: Set parameters by script
```powershell
$vmr.SendText("strip[0].mute=1;strip[2].gain=3.8;bus[1].eq.On=1")
```
Access to lower level polling functions are provided with these functions:
- `$vmr.PDirty`: Returns true if a parameter has been updated.
- `$vmr.MDirty`: Returns true if a macrobutton has been updated.
### Errors
- `VMRemoteError`: Base custom error class.
- `LoginError`: Raised when a login error occurs.
- `CAPIError`: Raised when a C-API function returns an error code.
- The following class properties are available:
- `function`: The name of the C-API function that returned the error code.
- `code`: The error code.
### Run tests
Run tests using .\tests\pre-commit.ps1 which accepts the following parameters:
- `kind`: Run tests of this kind
- `tag`: Run tests tagged with this marker (currently `higher` or `lower`)
- `num`: Run this number of tests
- `log`: Write summary log file
Run tests from repository root in a subshell and write logs, like so:
`powershell .\tests\pre-commit.ps1 -k "potato" -t "higher" -log`
### Official Documentation
- [Voicemeeter Remote C API](https://github.com/onyx-and-iris/Voicemeeter-SDK/blob/main/VoicemeeterRemoteAPI.pdf)