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What are CID fonts?

There are 2 main font technologies used in PDF font files (Postscript/Type1 and Truetype). There is also a ‘merged’ format which borrows features from...
Mark Stephens
53 sec read

How is text stored in a PDF file?

Text is defined in PDF files by a Font object and a set of TJ commands. So you will see something like this in...
Mark Stephens
55 sec read

Open source software that uses JPedal LGPL

It never ceases to amaze us what creative ways people find to use our library. Unfortunately a lot of these are commercial ones we...
Daniel
37 sec read

How does image color depth work in PDF files?

This article is all about color in PDF images, and exactly what the depth of an image means in practice. All PDF images will...
Mark Stephens
59 sec read

What is an Indexed Colorspace in a PDF file?

Indexed colorspaces are a very useful way of reducing the amount of memory and space needed when they only have a certain number of...
Mark Stephens
1 min read