$output = "test.flv";
$content = shell_exec("ffmpeg -i T.mov -ar 22050 -ab 32 -f flv -");

if (!$content)
{
  echo "ffmpeg failed\n";
  exit 1;
}

$temp = tmpfile();
if (!fwrite($temp, $content))
{
  echo "fwrite failed\n";
  exit 1;
}

fflush($temp);
fseek($temp, 0);

$ftp = ftp_connect($server);
if (ftp_login($ftp,$ftpUser,$ftpPass))
{
    //echo "logged in";
    if (ftp_fput($ftp,$output,$temp,FTP_BINARY))
    {
      echo "uploaded";
      ftp_close($ftp);
      fclose($temp);
    }
}