Inside Macintosh: QuickTime /

Chapter 2 - Movie Toolbox / Movie Toolbox Reference

Functions for Editing Movies / Undo for Tracks

DisposeTrackEditState

The DisposeTrackEditState function disposes of a track edit state. Your application must dispose of any edit states you create. You create an edit state by calling the NewTrackEditState function, which is discussed on page 2-252.

Note

You must dispose of a movie's track edit states before you dispose
of the track or the movie.

pascal OSErr DisposeTrackEditState (TrackEditState state); 

state

Specifies the edit state for this operation. Your application obtains this edit state identifier when you create the edit state by calling the NewTrackEditState function (described on page 2-252).

ERROR CODES

invalidTrack	-2009	This track is corrupted or invalid
invalidEditState	-2023	This edit state is invalid
staleEditState	-2025	Movie or track has been disposed