Example of reencoding video using nvenc with metadata removal

ffmpeg_nvenc_example.ps1

# converts all files specified in FileGlob using ffmpeg and nvenc
function ConvertWith-Nvenc(parameter(mandatory=$true)[string]$FileGlob){ # FileGlob can contain path and wildcards
  $OutputDir = "$(Split-Path -Parent "$FileGlob")\out"
  mkdir "$OutputDir"
  foreach($vid in (gi "$FileGlob")){
    echo "converting $vid..."
    ffmpeg -i "$($vid.name)" -c:v h264_nvenc -preset slow `
           -ac 2 -c:a aac -strict -2 -b:a 128k `
           -map_metadata -1 `
           "$OutputDir\$($vid.name)"
    }
}

ConvertWith-Nvenc "c:\some_path\*.mp4"