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There is more than one PDF file specification

One of the really annoying thing about working with PDF is that there is actually more than one PDF file specification. First of all,...
Mark Stephens
1 min read

Understanding the PDF file format – Standard font information

One of the reasons that the PDF file format is so popular is that it embeds a large amount of font information in the...
Mark Stephens
1 min read

Understanding the PDF file format – text streams

Understanding Text Streams Inside a PDF is a Postscript stream of commands which describe the page – they draw the text, images or shapes....
Mark Stephens
1 min read

Advantages of JBIG2 compression in PDF explained

JBIG2 Compression in PDF Explained: There is a really good article explaining what JBIG2 compression does and why it is a good thing written...
Mark Stephens
28 sec read

Using Java Page co-ordinates

We make extensive use of Java Page co-ordinates in JPedal, which we convert both into PDF co-ordinates and also relative offsets. I have been...
Kieran France
1 min read