November 2004
Intermediate to advanced
1024 pages
27h 50m
English
Content preview from Core Java™ 2 Volume II - Advanced Features, Seventh Edition
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Readers and Writers for Images
Prior to version 1.4, the JDK had very limited capabilities for reading and writing image files. It was possible to read GIF and JPEG images, but there was no official support for writing images at all.
This situation is now much improved. JDK 1.4 introduces the javax.imageio package that contains “out of the box” support for reading and writing several common file formats, as well as a framework that enables third parties to add readers and writers for other formats. Specifically, the JDK contains readers for the GIF, JPEG, and PNG formats and writers for JPEG and PNG. (We suspect that writing GIF files is not supported because of patent issues.)
NOTE
You can find a GIF encoder at http://www.acme.com/java. |
The basics ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.