/**
* Save frame, video or audio.
*
* @param string $filename The target filename
* @param array $options
*/
public function saveAs($filename, $options = array())
{
if ($filename === null || substr(mimetype($filename, true), 0, 6) === 'image/') {
return parent::saveAs($filename, $options);
}
$this->process($filename, $options);
}
