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<?php
  $url_raw    = $video[0]['video_url'];
  preg_match("#(?<=v=)[a-zA-Z0-9-]+(?=&)|(?<=v\/)[^&\n]+(?=\?)|(?<=v=)[^&\n]+|(?<=youtu.be/)[^&\n]+#", $url_raw, $url_id);
  $url_final  = "http://www.youtube.com/embed/" . $url_id[0] . "?rel=0&hd=1";
?>
<iframe width="560" height="349" src="<?= $url_final; ?>" frameborder="0" allowfullscreen></iframe>