Adobe AFTER EFFECTS 7.0 - To Preview Audio; To Set Display Options for the Audio Panel; To Set Preferences for Audio Preview

ADOBE AFTER EFFECTS 7.0
User Guide
137
Audio panel
A. VU meter B. Level controls C. Level units D. Audio Options menu E. Level values
Note: After Effects does not support audio in Type1 DV AVI files. Attempting to scrub (manually preview) audio in these
files may cause a long delay.
See also
“To change output module settings” on page 607
To set display options for the Audio panel
1
In the Audio panel, click the triangle in the upper-right corner and choose Options.
2 In the Audio Options dialog box, select one of the following:
Decibels Displays audio levels as decibels.
Percentage Displays audio levels as a percentage, where 100% equals 0 dB.
3 From the Slider Minimum menu, select the minimum decibel level you want to display in the Audio panel, and
then click OK.
To set preferences for audio preview
1
Choose Edit > Preferences > Previews (Windows) or After Effects > Preferences > Previews (Mac OS).
2 In the Audio Preview section, type a duration for the audio preview. An audio preview begins at the current-time
indicator and continues for the duration you specify here. This option is useful when you are checking short passages
of a composition.
3 Choose an audio sample rate from the first menu.
4 Choose an audio sample size from the second menu.
5 Choose Stereo or Mono playback from the third menu.
6 Click OK.
CD-quality sound is 44.1 KHz, 16-bit stereo. However, to reduce the time and memory required to preview, you may
want to choose a lower bit depth and sample rate.
To preview audio
1
In the Composition or Timeline panel, move the current-time indicator to the time where you want the preview
to begin.
2 Choose Composition > Preview > Audio Preview (Here Forward), or press the period key (.) on the numeric
keypad.
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