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520 Chapter 12: Animation
Sound Options Dialog
Main toolbar > Curve Editor - Open > Select an item in
the Track View Hierarchy and right-click. > Hierarchy
right-click menu > Properties
Graph Editors m enu > Track View > Open Track View >
Right-click a So und tra ck in the Track Vie w Hierarchy. >
Properties > Sound Options dialog
The Sound track in the Track View Controller
window contains two sound options. Use the
Metronome to generate a series of beeps, or load a
sound file to play back.
Sound is one way to provide the timing for your
animation. You can scrub the time slider to locate
a particular sound, and coordinate your visuals
around it.
You can display this dialog by rig ht-clicking the
Sound item in the Track View controller window,
or by right-clicking a sound track in the Key
window.
Procedure
Toaddasoundtrack:
1.
In the Track View Controller window,
right-click a sound item and choose Properties.
The Sound Options dialog is displayed.
2. Click C hoose Sound, select a sound file, and
then click OK.
A Wave Form branch appears in the Track V iew
Hierarchy. A waveform appears in the Track
View Key window.
3. Turn on Real Time in the Time Configuration
dialog to hear the sound track when you play
your animation.
Interfa ce
Audio group
Cho ose Sou n d —Displays a file selector where you
choose a sound file.
Remove Sound—Deletes the waveform f rom Track
View .
Reload Sound—Reloads the last loaded file. This
allows the sound file to be reloaded when it has
been changed by another program.
Active—Plays the waveform during animation play
back.
Metronome group
The Metronome track produces a regular beat
using two tones. You specify three settings in the
Sound Options dialog to control the Metronome:
Beats per minute—Sets the f requency of b eats. The
beats display in the Metronome tracks as black
vertical bars. Default=60.
B eats per measu re—Sets which b eat is emphasized
w ith a higher pitch tone. Emphasized b eats display
in the Metronome track as black pluses. For
example, a sett ing of 4 generates a higher pitched
tone every fourth b eat. Default=4.
Active—Playsthebeatsduringanimationplayback.