You found out in this chapter how you can record photos or video using UIImagePickerController, save the resulting media, and even play back video using MPMoviePlayerController. You learned how NSNotificationCenter is used to broadcast a notification to several objects at once. Finally, you learned about audio and how to use AVAudioPlayer to play audio clips.
The next chapter covers one of my favorite APIs: Core Location. Using the Core Location framework, you can find your user’s latitude and longitude coordinates. In addition to learning about Core Location, you build a distance-tracking sample application.
The Least You Need to Know
• Use the UIImagePickerController to allow your users to take pictures and video inside your ...