How does using Imagemagick compare to GD for advanced image manipulation tasks like watermarking in PHP?

When it comes to advanced image manipulation tasks like watermarking in PHP, Imagemagick is generally considered more powerful and flexible compared to GD. Imagemagick offers a wider range of features and better performance for complex image processing tasks.

// Example of watermarking an image using Imagemagick in PHP
$watermark = 'watermark.png';
$image = 'image.jpg';

exec("convert $image $watermark -gravity center -composite result.jpg");