In the Motion Mixer,
you can shorten clips or change their timing interactively within
the track display.
You can change the timing
of motion clips in a number of ways:
- Change the length of a clip without changing
its speed by trimming the clip at the start or end.
- Change the speed of an entire clip by
stretching it out or shrinking it.
- Cause varying changes in speed throughout
the clip with time warps. See
Adding Time Warps.
When changing clip timing,
it can be helpful to display start and end frame numbers and the
clip time scale. To do this, click Preferences on the Motion Mixer
and choose the appropriate options in the
. As you choose options,
the Motion Mixer display is changed interactively.
To change the length of a clip without
changing its speed:
- On the Motion Mixer toolbar, click (Trim Clips).
- Drag either end of a clip to trim its
A gray bar appears on
a trimmed end of a motion clip.
- Turn off Trim Clips.
The gray area disappears.
TipAt any time, you can view original clip
lengths in gray by turning on Trim Clips.
To remove scaling or
trimming from a clip in the Motion Mixer, select the clip, right-click
and choose Remove Scale/Trim.
To change the speed of an entire clip:
You can cause a motion
to slow down or speed up by changing the length of the clip in the
Mixer. Lengthening a clip will slow down the motion, while shortening
the clip will speed it up.
- On the Motion Mixer, click (Move Clips).
- Drag either end of the clip to extend
or shorten it in time.
To see the ratio of the original motion
time to the new time, click
(Preferences). In the Mixer
Preferences dialog, turn on Scales. This displays the ratio on the
clip next to its name.