Lesson 23 - Finishing the Image library for PHP
In the previous lesson, Image library for working with images in PHP, we started working on an Image class which is used for image manipulation. In today's tutorial, we'll add the remaining functionality to it, i.e. scaling, cropping, watermarks and mime-type validation.
Scaling
We'll add several methods for scaling images. Let's start with a generic method for scaling image to any width and height:
...End of the preview...
Premium article
ict.social is a large database made up of manuals and tutorials, whose main goal is to provide high-quality IT education to everyone. We started out in the Czech republic, where we display roughly a million articles per month and receive plenty of gratitude from our users. Thanks to our successful establishment, we are now bringing these articles to the rest of the world.
Although we are trying to keep our content free of charge, maintaining the site is a huge effort for everyone involved. Therefore, some content (exercises and more advanced material) costs network points. Don't worry, they're really cheap :)
Article description
Requested article covers this content:
In this tutorial, we'll finish the simple library for image manipulation in PHP. We'll add scaling, cropping, watermarks, and mime-based validation.
Buying this article gives you unlimited access to it forever. You will learn some more and help us keep giving our site maintenance which helps you and others get better futures. It's a win-win.
This article is licensed: Premium, by buying this article, you agree with the terms of use.
You gain points by supporting our network. This is done by sending a helpful amount of money to support the site, or by creating content for the network.
You can get points immediately using:
 |
 |
 |
| Credit card | SMS | Wire transfer |
The author learned IT at the Unicorn College - a prestigious college providing education on IT and economics.