Document Revision History

This table describes the changes to MIDI Services Reference.

DateNotes
2011-03-17

Clarified the description for the MIDIPacketNext function.

2011-03-08

Added descriptions for the MIDIIOErrorNotification struct and the “kMIDIInvalidUniqueID” constant.

 

Added a declaration for the macro implementation of the MIDIPacketNext function.

 

Added descriptions for several additional data types and constants for iOS 4.2.

2010-10-27

New document that describes functions, data types, and constants for working with MIDI devices.