Video Converter 1.0A - PowerShell

# Name: Convert Videos using FFMpeg or Handbrake CLI
# Version: 1.0A
# Date Last Modified: 30 July 2017
# Author: hl2guide
# SOURCES: http://www.waynezim.com/2014/06/use-powershell-to-batch-convert-videos-using-handbrake/

# Outputs an optimized x264 encoded MP4 video

# 1) Source Folder:
$folder = 'C:\Temp'
# 2) Source File Extension:
$sourceFileExtension = 'wmv'
# 3) Tool ('handbrake' or 'ffmpeg'):
$tool = 'ffmpeg'
# Folder for tools (ffmpeg and handbrake) [ffmpeg.exe and HandBrakeCLI.exe]
$toolFolder = 'Y:\Batch Scripts\Commands'

# Gets list of files
$filelist = Get-ChildItem $folder -filter *.$sourceFileExtension -recurse

# Counts the number of files
$num = $filelist | measure
$filecount = $num.count

# Sets tool EXE
if($tool -eq 'handbrake')
{
    $process = $toolFolder+'\HandBrakeCLI.exe'
}
elseif($tool -eq 'ffmpeg')
{
    $process = $toolFolder+'\ffmpeg.exe'
}
else
{
    Write-Host 'Tool to use is not set, exiting.'
    exit
}

# Loops through file list
$i = 0;
ForEach ($file in $filelist)
{
    $i++;
    $oldfile = $file.DirectoryName + "\" + $file.BaseName + $file.Extension
    $newfile = $file.DirectoryName + "\" + $file.BaseName + '.mp4'

    # Calculates Progress
    $progress = ($i / $filecount) * 100
    $progress = [Math]::Round($progress,2)

    # Shows Status
    Clear-Host
    Write-Host '-------------------------------------------------------------------------------' -ForegroundColor White
    Write-Host "Handbrake Batch Encoding ($tool)" -ForegroundColor Cyan
    Write-Host "Processing - $oldfile" -ForegroundColor Yellow
    Write-Host "Destination - $newfile" -ForegroundColor Green
    Write-Host "File $i of $filecount - $progress%" -ForegroundColor Magenta
    Write-Host '-------------------------------------------------------------------------------' -ForegroundColor White

    # Checks tool
    if($tool -eq 'handbrake')
    {
        # Arguments:
        $arguments='--encoder x264 --encoder-preset slow --optimize -B 190'
        # Perform Video Conversion using Handbrake CLI
        # Write-Host "-i `"$oldfile`" `"$newfile`" $arguments"
        Start-Process $process -ArgumentList "-i `"$oldfile`" -o `"$newfile`" -f mp4 $arguments --verbose=0" -Wait -NoNewWindow
    }
    elseif($tool -eq 'ffmpeg')
    {
        # Arguments:
        $arguments='-c:v libx264 -c:a copy -preset slow -crf 22 -hide_banner'
        # Perform Video Conversion using FFMpeg CLI
        # Write-Host "-i `"$oldfile`" `"$newfile`" $arguments"
        Start-Process $process -ArgumentList "-i `"$oldfile`" `"$newfile`" $arguments" -Wait -NoNewWindow
    }
}

# Shows final messages
Write-Host "$filecount videos converted from .$sourceFileExtension to .mp4." -ForegroundColor Green
Write-Host "Folder: $folder"
Write-Host