Get Total Length of Time from a Directory of Videos

Get-VideoLength.ps1

# Stolen from here: https://social.technet.microsoft.com/Forums/en-US/bad2dbb1-5deb-48b8-8f8c-45e2b353dba0/how-do-i-get-video-file-duration-in-powershell-script?forum=winserverpowershell#de6ee12a-1c1e-474f-b5ba-ece4b17e0144

function Get-VideoLength {
  param (
    $Path
  )

  if (-not $Path) {
    $Path = (Get-Location).Path
  }
  $videos = Get-ChildItem $Path
  $objShell = New-Object -ComObject Shell.Application
  $folder = $objShell.NameSpace($Path)

  [timespan]$TotalTime = '00:00:00'

  forEach ($video in $videos) {
    $objFile = $folder.ParseName($video.Name)
    $TotalTime += [timespan]$folder.GetDetailsOf($objFile, 27)
  }

  $TotalTime | Select-Object Days, Hours, Minutes, Seconds
}