$OUT_DIR=".\flac2txt"
$RATE=44100

if(!(Test-Path -Path $OUT_DIR))
{
    New-Item -Path $OUT_DIR -ItemType "directory"|Out-Null
}
elseif(!(Test-Path -Path $OUT_DIR -PathType Container))
{
    throw "$OUT_DIR is not a directory"
}

foreach($file in Get-ChildItem -Path "wav2flac" -Filter "*flac")
{
    $TEXTFILE="$($file.BaseName).txt"
    Write-Output " Calling for $($file.Name) Google..."
    Invoke-WebRequest -Body ($file|Get-Content) -OutFile (Join-Path -Path $OUT_DIR -ChildPath $TEXTFILE) -ContentType "audio/x-flac; rate=$RATE" -Method Post -Uri "https://www.google.com/speech-api/v1/recognize?xjerr=1&client=chromium&lang=hu-HU"
}