Core Animation: Simplified Animation Techniques for Mac

Chapter 7. QuickTime Layers

In This Chapter

• Working with QTMovieLayer

• Working with QTCaptureLayer

This chapter takes a close look at QTMovieLayer, a lightweight Core Animation layer that provides a simple mechanism for playing QuickTime movies using QTMovie objects from the QTKit framework.

We also look at the QTCaptureLayer, a lightweight Core Animation layer that provides a framework for capturing frames from an imaging device, such as the built-in iSight camera found in most Macs today. Setting up the capture session is the hard part, but after you have it set up, you can use the layer anywhere you want to capture live camera images.

The QuickTime layers provide all the functionality you need at a higher level than their view-based counter ...