Extension/Tremolo.RoughDraft.Extension.ps1
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<# .Synopsis Tremolo effect .Description Sinusoidal phase modulation. .LINK https://ffmpeg.org/ffmpeg-filters.html#tremolo #> [Management.Automation.Cmdlet("Edit","Media")] param( # If set, will use the Tremolo effect [Parameter(Mandatory)] [switch] $Tremolo, # Modulation frequency in Hertz. Range is 0.1 - 20000.0. Default value is 5.0 Hz. [ValidateRange(0.1,20000.0)] [float] $TremoloFrequency, # Depth of modulation as a percentage. Range is 0.0 - 1.0. Default value is 0.5. [ValidateRange(0.0,1.0)] [float] $TremoloDepth ) $filterArgs =@( if ($TremoloFrequency){ "f=$TremoloFrequency" } if ($TremoloDepth) { "d=$TremoloDepth" } ) -join ':' '-af' "tremolo=$FilterArgs" -replace '=$' |