635 Stories by Mark Stephens
In our previous article we looked at some Viewers which could display Exif data for you. Sometimes, you need to programmatically access the data.... In previous articles we have told you what Image metadata is. In this article, we will show you some free and commercial multi-platform tools... What is Exif? EXIF is a common International standard format for storing metadata as part of an image. This has the advantage of simplicity... Metadata is data which describes the actual data. It describes the data rather than being the actual data itself. Image metadata is very useful... PDF forms are PDF Documents which have interactive elements (checkboxes, text boxes, radio buttons, etc). So you can enter and alter data on them.... 
