mirror of
https://github.com/fleschutz/PowerShell.git
synced 2024-12-28 09:38:53 +01:00
77 lines
1.8 KiB
Markdown
77 lines
1.8 KiB
Markdown
## The *set-volume.ps1* Script
|
|
|
|
This PowerShell script sets the audio volume in percent.
|
|
|
|
## Parameters
|
|
```powershell
|
|
/home/mf/Repos/PowerShell/Scripts/set-volume.ps1 [-Volume] <Int32> [<CommonParameters>]
|
|
|
|
-Volume <Int32>
|
|
Specifies the percent number
|
|
|
|
Required? true
|
|
Position? 1
|
|
Default value 0
|
|
Accept pipeline input? false
|
|
Accept wildcard characters? false
|
|
|
|
[<CommonParameters>]
|
|
This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
|
|
WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
|
|
```
|
|
|
|
## Example
|
|
```powershell
|
|
PS> ./set-volume 50
|
|
|
|
```
|
|
|
|
## Notes
|
|
Author: Markus Fleschutz | License: CC0
|
|
|
|
## Related Links
|
|
https://github.com/fleschutz/PowerShell
|
|
|
|
## Source Code
|
|
```powershell
|
|
<#
|
|
.SYNOPSIS
|
|
Sets the volume
|
|
.DESCRIPTION
|
|
This PowerShell script sets the audio volume in percent.
|
|
.PARAMETER volume
|
|
Specifies the percent number
|
|
.EXAMPLE
|
|
PS> ./set-volume 50
|
|
.LINK
|
|
https://github.com/fleschutz/PowerShell
|
|
.NOTES
|
|
Author: Markus Fleschutz | License: CC0
|
|
#>
|
|
|
|
Param([Parameter(Mandatory=$true)] [ValidateRange(0,100)] [Int] $Volume)
|
|
|
|
try {
|
|
# Create the Windows Shell object.
|
|
$obj = New-Object -ComObject WScript.Shell
|
|
|
|
# First, set volume to zero.
|
|
1..50 | ForEach-Object { $obj.SendKeys( [char] 174 ) }
|
|
|
|
# Calculate number of (volume up) key presses
|
|
$keyPresses = [Math]::Ceiling( $Volume / 2 )
|
|
|
|
# Raise volume to specified level.
|
|
for( $i = 0; $i -lt $keyPresses; $i++ ) {
|
|
$obj.SendKeys( [char] 175 )
|
|
}
|
|
& "$PSScriptRoot/speak-english.ps1" "$($Volume)% volume."
|
|
exit 0 # success
|
|
} catch {
|
|
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
|
|
exit 1
|
|
}
|
|
```
|
|
|
|
*Generated by convert-ps2md.ps1 using the comment-based help of set-volume.ps1*
|