iOS Programming: The Big Nerd Ranch Guide

For the More Curious: Recording Video

Once you understand how to use UIImagePickerController to take pictures, making the transition to recording video is trivial. Recall that an image picker controller has a sourceType property that determines whether an image comes from the camera, photo library, or saved photos album. Image picker controllers also have a mediaTypes property, which is an array of strings that contains identifiers for what types of media can be selected from the three source types.

There are two types of media a UIImagePickerController can select: still images and video. By default, the mediaTypes array only contains the constant string kUTTypeImage. Thus, if you do not change the mediaTypes property of an image picker controller, ...