Extension/MedianPixel.RoughDraft.Extension.ps1
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<# .Synopsis Picks median pixels .Description Pick median pixel from certain rectangle defined by radius. .Link https://ffmpeg.org/ffmpeg-filters.html#median .LINK https://ffmpeg.org/ffmpeg-filters.html#tmedian #> [Runtime.CompilerServices.Extension()] # It's an extension [Management.Automation.Cmdlet("^Edit|Show","Media")] # that extends Edit/Show-Media [ComponentModel.Inheritance("Inherited")] # that is inherited (this is the default). param( # If set, will pick median pixels. [Parameter(Mandatory)] [switch] $MedianPixel, # If set, will pick median pixels from successive frames. This will ignore -MediaPixelRadiusV. [Parameter(Mandatory)] [switch] $MedianPixelTimeBlend, # Set horizontal radius size. Default value is 1. Allowed range is integer from 1 to 127. [ValidateRange(1,127)] [int] $MedianPixelRadius, # Set which planes to process. Default is 15, which is all available planes. [string] $MedianPixelPlanes, # Set vertical radius size. Default value is 0. # Allowed range is integer from 0 to 127. # If it is 0, value will be picked from horizontal radius option. [ValidateRange(1,127)] [int] $MedianPixelRadiusV, # Set median percentile. # Default value is 0.5. # Default value of 0.5 will pick always median values, # while 0 will pick minimum values and 1 maximum values. [ValidateRange(0,1)] [double] $MedianPixelPercentile ) $filterArgs = @( if ($MedianPixelRadius) { "radius=$MedianPixelRadius" } if ($MedianPixelPlanes) { "planes=$MedianPixelPlanes" } if (-not $MedianPixelTimeBlend) { if ($MedianPixelRadiusV) { "radiusV=$MedianPixelRadiusV" } } if ($MedianPixelPercentile) { "percentile=$MedianPixelPercentile" } ) -join ':' '-vf' $FilterName = if ($MedianPixelTimeBlend) {"tmedian"} else {"median"} "`"$FilterName=$filterArgs`"" |