User`s guide

Chapter 5 Animation
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6. Play your effect. The image on Video 1 starts full size (the default parameter value of
100), scales to 400%, and then scales down to 100.
7. Click the Hold Parameter Values button in the timeline.
The Bézier curve changes for the Scale X track. The Scale values at the first and last
keyframes change to 400, which is the Scale in the keyframe you added.
8. Play your effect. Scale X on the Video 1 track remains at 400 for the entire effect.
9. Add a new keyframe on the Video 1 track at frame 20 (00:00:00:20) and click to select
it.
10. In the Controls window, set Scale X to 10 for this keyframe.
The Bézier curve changes for the Scale X track. The Scale X value for the first keyframe
remains at 400; the Scale X value for the last keyframe changes to 10, which is the value
you set in the previous keyframe.
11. Play the effect.
Scale X on the Video 1 track starts at 400, then scales and holds at 10.
12. Deselect the Hold Parameter Values button in the timeline.