Ian Fieggen Ian's Graphics Site Pixelated Graphics Icon
Ian's Graphics Site - Computer graphics information and advice from a "PixelTech"
Welcome to Ian's Graphics Site!
Ian's Graphics Site Having experimented with computer graphics since the very earliest days (over thirty years ago), I consider myself a "Pixeltech". This section gives some information and advice about computer graphics. Hopefully you can benefit from some of my years of accumulated wisdom.

Table of Contents
Historic Radio Shack TRS-80 computer Computer Graphics History
A brief history of computer graphics, from the earliest text character images from non-graphic mainframe computers to the latest photographic quality images from high resolution personal computers.
Computer graphics file extensions Computer Graphics File Formats
The main reason for the many computer graphics file formats is their different methods of compression. Find out how the file formats compare and how to choose the right format for the best results.
Optimized Uluru photo Optimizing Graphic Files
All of the graphics on this web site have been carefully optimized so that they reproduce well, take minimal space and load as quickly as possible. From choosing the right file formats and quality settings to some surprising revelations about hidden extras within image files!
Rainbow lorikeet - Scan resolution sample Scanning Graphic Images
The process of scanning graphic images has many pitfalls. Resolution? Color depth? OCR? This section will demystify some of the complexities of scanning and help you produce better scans without creating huge, unworkable files.
Retouching sample (before) Photo Retouching
Retouching is a technical term that refers to the process of editing an image, usually by computer. This can include anything from removing specks and blemishes, fixing damage, adjusting colours, merging images, or total edits. See some examples of my retouching plus a simple tutorial.
World globe image Computer Graphics Samples
This is a collection of various graphics that were particularly complex to produce, complete with explanations of the processes used in their creation. One example is my "World Zoom", which took over a week to create yet runs for just over 15 seconds.
Crooked lines illusion Optical Illusions
There are some age old optical illusions that are especially effective as computer images because of the bright contrasts displayable on screen. Take a look at some that I've collected and/or re-drawn.
Digital camera Digital Camera Info
Family and friends often ask my advice on digital cameras. Here's some technical info that you may also find enlightening.
Google's new 2015 logo Google's New Logo in 305 Bytes
In Sep-2015, Google released a new, simplified logo. I wondered if it was possible to create a reasonably faithful version of this logo in SVG format in only 305 bytes.
See also my artwork page on my companion Ian Fieggen's Site, which contains samples of my various artistic endeavours.
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