ImageIO

Image Optimisation: What PNGQuant is and why you should…

What is PNGQuant? PNGQuant is a free to use, open source (available under a BSD-like license) command line utility and library for converting PNG...
Leon Atherton
3 min read

Reading ‘JPEG’ data inside a PDF in Java

Pdf files contain compressed raw image data. This file is sometimes equivalent to a JPEG file so if you can extract the raw data...
Mark Stephens
1 min read

Replacing the deprecated Java JPEG classes for Java 7

In the early days of Java, Sun produced a really handy set of classes to handle JPEG images. These included some really nifty little...
Mark Stephens
1 min read

Java JAI image-io jpeg2000 Memory Leak fix

One of our customers sent in a support request regarding a memory leak which was assigned to me to investigate.  It actually turned out...
Daniel
1 min read

Java images – 5 tips for Java ImageIO image…

We have been doing a lot of work recently on images in Java and will be writing a series of articles on JPEG2000 support,...
Mark Stephens
48 sec read