Chapter    3

Doing Useful Things with Your Images

In this chapter, you will see how to improve your image-based applications by adding special effects, transforming images, and exporting apps from your apps. Additionally, you will be exposed to new user interfaces for working with images that can help you handle more-advanced use cases and build compelling user experiences.

This chapter assumes that you have a basic level of understanding about using the UIImage class to represent image data and using the UIImageView class to display image data. If you already have a firm grasp of these subjects, feel free to dive straight into this chapter and concentrate on the topics you are most interested in. If you still need a refresher, I recommend reviewing ...

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