ffmpeg metadata

<?php
function duration($videofile)

{

  ob_start();

  passthru("ffmpeg.exe -i \"". $videofile . "\" 2>&1");

  $duration = ob_get_contents();

  ob_end_clean();



  preg_match('/Duration: (.*?),/', $duration, $matches);

  $duration = $matches[1];



  return($duration);

}

?>