Apple has updated music-creation software Soundtrack to version 1.2.

Soundtrack is Apple's solution to help Mac users produce professional-quality music for videos, DVD's, the Web and other projects, and is available as a constituent of the company's Final Cut Pro 4 product, and also as a standalone item.

To download the 30MB update, Soundtrack users must enter their serial number and personal information into a form on the Apple Web site.

Soundtrack 1.2 includes added features, general fixes and performance enhancements and is "strongly recommended" for all users of Soundtrack, Apple says.

Improvements in this version, according to Apple, include:

MTC and MIDI beat clock synchronization;
User customizable effect presets;
Improved support for large audio files;
Document compression;
General media manager enhancements;
General timeline enhancements.