Apple Motion 5.1.1 - Manual (Page 1019)

Chapter 23 Audio 1019
Trim an audio track visually in the mini-Timeline
1 In the Audio list, select the track to trim.
The track’s green timebar appears in the mini-Timeline.
2 Hold the pointer over the beginning or end of the timebar in the mini-Timeline until the trim
pointer appears, then drag left or right to trim the In or Out point for the track.
As you drag, a tooltip shows you the new In or Out point and the duration of the modified track.
Trim an audio track visually in the Audio Timeline
1 Click the Show/Hide Audio Timeline button in the lower-right corner of the Motion
project window.
The Audio Timeline appears.
2 Position the pointer over the beginning or end of the timebar in the Audio Timeline until the
trim pointer appears, then drag left or right to trim the In or Out point for the track.
As you drag, a tooltip shows you the new In or Out point and the duration of the modified track.
Trim an audio track numerically
1 In the Audio list, select the audio file to trim.
2 Open the Properties Inspector and show the Timing parameters.
3 Alter the In, Out, or Duration parameters to change the duration of the audio in your project.
Trim an audio track in the Mark menu
Select the track, then do one of the following:
m To change the track’s start time, move the playhead to the frame you want, then choose Mark >
Move Selected In Point.
m To change the track’s end time, move the playhead to the frame you want, then choose Mark >
Move Selected Out Point.
Select output channels
If you’re working with multichannel audio, you can adjust which tracks are assigned to which
output channels, or you can create your own multichannel file from mono tracks.
Set or change output channels for an audio track
1 Choose 5.1 Surround or Stereo from the output channel pop-up menu in the Master track area at
the bottom of the Audio list.
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