Apple Soundtrack Pro 3 - Manual (Page 264)

To select how a stereo file is converted to mono
1 Choose Process > Convert to Mono.
2 In the Convert to Mono dialog, select the button corresponding to the method by which
you want to convert the file to mono.
3 Click OK.
The Convert to Mono action converts the entire stereo file to mono. You cannot convert
only a selection of a file to mono. The Convert to Mono action flattens the file, removing
existing actions from the Actions list. For information about flattening actions, see
Flattening Actions .
Resample
Choosing this command resamples the audio file to a new sample rate.
To choose the new sample rate
1 Choose Process > Resample.
2 In the Resample dialog, choose a sample rate from the Sample Rate pop-up menu. You
can also type a sample rate (in Hertz) in the Sample Rate field.
3 Click OK.
The Resample action flattens the file, removing existing actions from the Actions list. For
information about flattening actions, see
Flattening Actions .
Swap Channels
Choosing this command swaps the left and right channel of a stereo audio file or selection.
If the file is mono or multichannel (more than two channels), Swap Channels is disabled.
Edit Channels
This command opens a dialog that allows you to add channels, remove channels, and
rearrange the order of channels in an audio file.
Note: Some operations, such as the Edit Channels command, are only available in the
File Editor, not in the multitrack Timeline.
To reorder channels in an audio file
1 Choose Process > Edit Channels.
264 Chapter 9 Processing Audio Files