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MusicEventIteratorSetEventInfo(_:_:_:)

Sets information for the event at a music event iterator’s current position.

Declaration

func MusicEventIteratorSetEventInfo(_ inIterator: MusicEventIterator, _ inEventType: MusicEventType, _ inEventData: UnsafeRawPointer) -> OSStatus

Parameters

  • inIterator:

    The music event iterator whose current event you want to set.

  • inEventType:

    The type of music event that you are specifying. For possible event types, see Musiceventtype.

  • inEventData:

    The event data that you are specifying. The size and type of the data must be appropriate for the music event type you specify in the inEventType parameter.

Return Value

A result code.

Discussion

Use this function to set the music event type and event data for the event that a music event iterator is positioned at. This function doesn’t allow you to change an event’s timestamp; to do that, call the MusicEventIteratorSetEventTime(_:_:) function.

See Also

Iterating Over Music Events