$loc = $args[0]
If ($args.length -eq 0) {
    Write-Host "Defaulting to current directory of $(Get-Location)"
} ElseIf ( $(Try { Test-Path $args[0].trim() } Catch { $false }) ) {
    Write-Host "Path $loc was found."
} Else {
    Write-Host "Path $loc was not found."
    exit
}

@(Get-ChildItem -Path $loc -File -Filter *.webm).foreach({
    Write-Host "Working on file $_"
    $pat = Split-Path ($_).FullName
    $codec = ffprobe -v error -select_streams v:0 -show_entries stream=codec_name -of default=noprint_wrappers=1:nokey=1 "($_).FullName"
	$new = "$pat\$(($_).BaseName)_RAWVIDEO.avi"
	If ($codec -eq "vp8") {
		ffmpeg -hide_banner -hwaccel auto -c:v libvpx -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
	} ElseIf ($codec -eq "vp9") {
		ffmpeg -hide_banner -hwaccel auto -c:v libvpx-vp9 -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
	} Else {
		ffmpeg -hide_banner -hwaccel auto -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
	}
})

@(Get-ChildItem -Path $loc -File -Filter *.mov).foreach({
    Write-Host "Working on file $_"
    $pat = Split-Path ($_).FullName
    $new = "$pat\$(($_).BaseName)_RAWVIDEO.avi"
	ffmpeg -hide_banner -hwaccel auto -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
})

@(Get-ChildItem -Path $loc -File -Filter *.mp4).foreach({
	Write-Host "Working on file $_"
    $pat = Split-Path ($_).FullName
    $new = "$pat\$(($_).BaseName)_RAWVIDEO.avi"
	ffmpeg -hide_banner -hwaccel auto -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
})

@(Get-ChildItem -Path $loc -File -Filter *.mkv).foreach({
    Write-Host "Working on file $_"
    $pat = Split-Path ($_).FullName
    $codec = ffprobe -v error -select_streams v:0 -show_entries stream=codec_name -of default=noprint_wrappers=1:nokey=1 "($_).FullName"
	$new = "$pat\$(($_).BaseName)_RAWVIDEO.avi"
	If ($codec -eq "vp8") {
		ffmpeg -hide_banner -hwaccel auto -c:v libvpx -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
	} ElseIf ($codec -eq "vp9") {
		ffmpeg -hide_banner -hwaccel auto -c:v libvpx-vp9 -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
	} Else {
		ffmpeg -hide_banner -hwaccel auto -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
	}
})

@(Get-ChildItem -Path $loc -File -Filter *.avi).foreach({
    If ($_ -notmatch "_RAWVIDEO.avi") {
        Write-Host "Working on file $_"
        $pat = Split-Path ($_).FullName
        $new = "$pat\$(($_).BaseName)_RAWVIDEO.avi"
    	ffmpeg -hide_banner -hwaccel auto -i "$(($_).FullName)" -pix_fmt rgba -c:v rawvideo -c:a aac -q:a 5 "$new"
    }
})