mkv2mp4 Converter

# https://pastebin.com/4ne6PgP6
# Converts .mkv files to .mp4 files
# Requires VLC Media Player

Param (

    [Parameter(ValueFromPipeline=$true)]
    $InputFile

)

$Host.UI.RawUI.WindowTitle = 'mkv2mp4 Converter'
$OutputFile = $InputFile.Replace('.mkv', '.mp4')
$VLCProcess = Start-Process 'C:\Program Files\VideoLAN\VLC\vlc.exe' -ArgumentList ('-I dummy -vvv "' + $InputFile + '" --sout=#transcode{}:standard{access="file",mux="mp4",dst="' + $OutputFile + '"} vlc://quit') -PassThru

Write-Host ("Converting '" + $InputFile + "'   ") -NoNewline

while ((Get-Process -Id $VLCProcess.Id 2>$null) -ne $null) {

    Write-Host "`b`b`b   " -NoNewline
    Start-Sleep -Milliseconds 250
    Write-Host "`b`b`b.  " -NoNewline
    Start-Sleep -Milliseconds 250
    Write-Host "`b`b`b.. " -NoNewline
    Start-Sleep -Milliseconds 250
    Write-Host "`b`b`b..." -NoNewline
    Start-Sleep -Milliseconds 250

}

Write-Host -ForegroundColor Green " Done!"
Start-Sleep 1