Open up templates/view_video.tpl

find this:
HTML Code:
<div>
                    <label>Video URL (Permalink):</label>
                    &nbsp;&nbsp;<br /><br />
                    <input name="video_link" value="{$base_url}/view/{$view.video_info.video_id}/{$view.video_info.video_seo_name}/" size="60" onclick="javascript:document.linkForm.video_link.focus();document.linkForm.video_link.select();" readonly="readonly" />
                    <br /><br />
and change to:

HTML Code:
<div>
		    <label>BB Code:</label>
                    &nbsp;&nbsp;<br /><br />
                    <input name="video_link" value="[url]{$base_url}/view/{$view.video_info.video_id}/{$view.video_info.video_seo_name}/[/url]" size="60" onclick="javascript:document.linkForm.video_link.focus();document.linkForm.video_link.select();" readonly="readonly" />
                    <br /><br />
                    <label>Video URL (Permalink):</label>
                    &nbsp;&nbsp;<br /><br />
                    <input name="video_link" value="{$base_url}/view/{$view.video_info.video_id}/{$view.video_info.video_seo_name}/" size="60" onclick="javascript:document.linkForm.video_link.focus();document.linkForm.video_link.select();" readonly="readonly" />
                    <br /><br />