<?php 
error_reporting(E_ALL);
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL,"http://www.facebook.com/video/video.php?v=404562477365");
curl_setopt($curl, CURLOPT_HEADER,0);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION,1);
curl_setopt($curl, CURLOPT_RETURNTRANSFER,1);
curl_setopt($curl, CURLOPT_USERAGENT, 'Googlebot/2.1 (+http://www.google.com/bot.html)');
$veri=curl_exec($curl);

$desen = '#<a href="http://www.facebook.com/video/video.php\?v=(.*?)" class="(.*?)">(.*?)</a>#si';
preg_match_all($desen,$veri,$dizi);
print_r($dizi[1]);
?>