$temp = tmpfile();
$output = "test.flv";

if(fwrite($temp,shell_exec("ffmpeg -i T.mov -ar 22050 -ab 32 -f flv -")) > 0) {
echo "written";
     $ftp = ftp_connect($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);
	     }
	  }
}