What is the best way to scale images in Java?

Question

I have a web application written in Java (Spring, Hibernate/JPA, Struts2) where users can upload images and store them in the file system. I would like to scale those images

Answer 1

The best tool for image editing is ImageMagick and it is open source.

There are two interfaces for the Java Language:

JMagick which uses JNI interface to ImageMagick

and

im4java what is a command line interface for ImageMagick