Cropping images
This is going to be most useful and relevant when coupled with a frontend mechanic, allowing the user to select an area of an image; however, I'm including the code here as you may need it. You never know!
Getting ready
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:
/path/to/codeigniter/application/libraries/image_manip.php
- Ensure that the
image_manip
library class is defined as follows:<?php if (! defined('BASEPATH')) exit('No direct script access allowed'); class Image_manip { }
- Also ensure that you have the image library, ImageMagik, installed.
Note
If you're using MAMP on a MAC, chances are that you don't have ImageMagick installed ...
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