function serve($width, $height, $person)
{
$app = \Slim\Slim::getInstance();
$response = $app->response();
$response['Content-Type'] = 'image/jpeg';
$img = new abeautifulsite\SimpleImage(getBestImage($width, $height, $person));
if ($img->get_width() / $img->get_height() >= $width / $height) {
$img->fit_to_height($height);
$centre = round($img->get_width() / 2);
$x1 = $centre - $width / 2;
$x2 = $centre + $width / 2;
$img->crop($x1, 0, $x2, $height);
} else {
$img->fit_to_width($width);
$centre = round($img->get_height() / 2);
$y1 = $centre - $height / 2;
$y2 = $centre + $height / 2;
$img->crop(0, $y1, $width, $y2);
}
$img = applyFilters($img);
$img->output();
}
