Inside Macintosh: QuickTime /

Chapter 2 - Movie Toolbox / Movie Toolbox Reference

Functions That Modify Movie Properties / Locating a Movie's Tracks and Media Structures

GetMovieTrackCount

The GetMovieTrackCount function returns the number of tracks in a movie.

pascal long GetMovieTrackCount (Movie theMovie);

theMovie

Specifies the movie for this operation. Your application obtains this movie identifier from such functions as NewMovie, NewMovieFromFile, and NewMovieFromHandle (described on page 2-80, page 2-76, and page 2-78, respectively).

ERROR CODES

invalidMovie

-2010

This movie is corrupted or invalid