PHP Managing and Resizing Images

To start things off, let s assume that you are already familiar with GD, and that you have read articles such as this. If you are already familiar with GD s basic concepts and wish to move further, this is the right place for you. Since PHP4.3, GD has come bundled with PHP. This means often that you only have to change one line to install GD. If you do not know if GD is installed, run phpinfo() and look for GD s section; if it s there, you have ...

This article, the first of two parts, describes a fun little project that will help you sharpen your image manipulation skills. The completed application takes an image and converts it to a string of text that resembles the original image. Brian Vaughn gets you started.

Picking up where we left off in part one, we will work on some more helper methods and our conversion method. By the time we are done, we will have a fully functional image to text converter.

If you want to store binary data like images and html files directly in your MySQL database, this column is for you! I will show how you can store the data via the HTML forms File feature in your database and how you can access and use this data in your webproject. If you have read the article PHP, MySQL and images by William Samplonius here on phpbuilder.com, this might be interesting for you as William stores the binary...

Many people do not realize that PHP can be used to create non-HTML data. This is especially useful for creating images on the fly. It could be simple bar graphs that display data from a database, or even simpler, just a way to create graphic buttons on the fly. When I am putting up a site quickly, I find that it is a waste of my time to sit and fiddle with an image editor to create nice-looking graphical buttons and menus. Instead I will pick a ...

Joe s used auto sales, an average sized car yard of around 150 cars has decided to make the big leap into the new millennium. First of all they had to get themselves a nice new computer, with that new computer came the Internet. After a few weeks of searching the internet they decided to go all out, now they wanted a web site of their own. And it just so happens that Joe s good friend knows a little HTML, three days later Joe s used ...

One of the challenges for any web development team is creating systems that are technically robust while still being intuitive to users. It s especially important to keep in mind the level of technical proficiency of the intended users of the system. We were reminded of this crucial truism shortly after the initial launch of a site we recently built. Our consulting division had been approached by a economic development organization who wanted us...

Learn how to create a sign-up form for a website with a security image. The image prevents fake sign-ups and spam. In this tutorial, we will learn how to create a security image template, then put it to use.

This article is intended to provide another look at Nathan Rohler s article that was recently published (the link is provided at the end of this article). His article illustrated how to use a database and PHP s image functions based on the GD library to create random security images. This article will demonstrate how to achieve the same goal (albeit with slightly different results) by using ImageMagick. I chose not to use hidden form fields and a...