Rotating and flipping images with Imagine

Code
<?php

use Imagine\Gd\Imagine;

$imgPath = 'php_logo.png';

$imagine = new Imagine();
$image = $imagine->open($imgPath);

$original = base64_encode($image->get('png'));

$image->flipHorizontally();
$image->rotate(45);

$rotated = base64_encode($image->get('png'));

echo 'original:<br><img src="data:image/png;base64,' . $original . '">' . PHP_EOL;
echo 'rotated:<br><img src="data:image/png;base64,' . $rotated . '">' . PHP_EOL;
Result
original:

rotated:
Used Versions
PHP 8.3, Laminas MVC 3.2, Symfony 5.2, Laravel 8.28, PHPUnit 9.5, Doctrine ORM 2.8