Adding watermarks with text
Adding a watermark can be a useful way to tag images with your copyright (just make sure you're the copyright owner). CodeIgniter comes with an easy method to apply a watermark to an image. Watermarks can be either text or an image overlay and can be positioned on an original image at any position you wish. The following is a description of how to add text watermarks.
We're going to use a library of our own for this. If you haven't already done so (in the other recipes in this chapter), create the following file:
- Ensure that the
image_maniplibrary class is defined as follows:
<?php if (! defined('BASEPATH')) exit('No direct script access allowed'); ...