Apple Soundtrack Pro 3 - Manual (Page 453)

When you export a Soundtrack Pro project using Compressor, Compressor export presets
appear in the pop-up menus to the right of the Preserve Video and Encode Video buttons.
Choose a Compressor
Export from the Preserve
Video or Encode Video
pop-up menus.
Click the Edit Presets button to open the Compressor application so that you can modify
existing Compressor presets or create new ones. For more information on working with
Compressor presets, see the Compressor User Manual.
Exporting Multichannel Projects with Compressor
When you export a multichannel project using Compressor, you can edit the channel
layout. By default, Soundtrack Pro uses the SMPTE/ITU standard for routing surround
output channels.
Speaker Audio interface output
Left 1
Right 2
Center 3
LFE 4
Left Surround (Ls) 5
Right Surround (Rs) 6
If you are exporting to a file format that uses a different standard for routing output
channels, use the Channel Layout interface to reassign the channels and outputs.
To edit the channel layout
1 In the Export Options dialog, click the Edit Channel Layout button.
453 Chapter 20 Exporting Multitrack Projects