Inherits from | |
Conforms to | |
Framework | /System/Library/Frameworks/MediaPlayer.framework |
Availability | Available in iOS 3.0 and later. |
Declared in | |
Companion guide |
Use this class’s concrete subclass, described in MPMediaPropertyPredicate Class Reference, to define the filter in a media query to retrieve a subset of media items from the iPod library. Media queries are described in MPMediaQuery Class Reference.
In iPod library queries, a predicate is a statement of a logical condition that you want to test each media item against. Those media items that satisfy the condition are retrieved in the query result.
Last updated: 2009-10-19