Hardsub mkv-files with HandbrakeCli

HandbrakeCLI-Hardsub.ps1

#COPYRIGHT: Gabriel Smoljár (2012)
#WEBSITE: http://twitter.com/gabbsmo
#DESCRIPTION: This PowerShell script process all mkv-files in a directory by
#             burning the selected subtitle track into the video track. 
#             The video is then muxed together with the selected audio-track 
#             into a MP4-container.
#
#NOTES: HandbrakeCLI must be added to PATH for this script to work.
#       Apply all parameters according to the HandbrakeCLI docs: https://trac.handbrake.fr/wiki/CLIGuide
#DEPENDENCIES: HanbrakeCLI, http://handbrake.fr
Param(
    [parameter(Mandatory=$true)]
    [alias("p")]
    $Preset,
    [parameter(Mandatory=$true)]
    [alias("i")]
    $InputDir,
    [parameter(Mandatory=$true)]
    [alias("o")]
    $OutputDir,
    [parameter(Mandatory=$true)]
    [alias("w")]
    $Width,
    [parameter(Mandatory=$true)]
    [alias("a")]
    $Audio,
    [parameter(Mandatory=$true)]
    [alias("s")]
    $Subtitle)
    
$items = Get-ChildItem -Path $InputDir

foreach ($item in $items)
{
    if ($items.Attributes -ne "Directory")
    {
        $InputFile = $InputDir + "\" + $item.name
        $OutputFile = $OutputDir + "\" $item.BaseName + ".m4v"
        
        if ($item.Extension -ieq ".mkv")
        {
            handbrakecli --preset $Preset --input $InputFile --output $OutputFile --audio $Audio --width $width --loose-anamorphic --subtitle $Subtitle --subtitle-burned "1"
        }
    }
}