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2 When the pointer becomes a trim pointer, drag the In or Out point to change the duration
of the filter.
Changing a filter’s Out point
As you drag, the new In or Out point is displayed in a tooltip. Also displayed is the delta
value, representing the amount of change.
In addition to changing a filter’s duration, you can also slip a filter bar’s position in the
Timeline track area relative to the layer under which its nested. This allows you to set the
frame where a filter begins to take effect.
To slip a filter in the Timeline
µ
Drag the filter bar left or right to move its In point (and Out point) to a new frame.
The filter is moved but its duration is unaffected. While you drag, the new In and Out
points are indicated, along with the amount of change (the delta).
To trim or slip a filter in the mini-Timeline
1 In the Layers list or Timeline, select the filter to trim.
2 Do one of the following:
• To trim the filter, position the pointer over the In or Out point (the left or right edge)
of the filter bar in the mini-Timeline, then drag when the pointer changes to a trim
pointer.
• To slip the filter, drag the filter bar in the mini-Timeline left or right to change its position
in the Timeline.
Keyframing Filter Parameters
Although several Motion filters are animated (Bad Film, Bad TV, and Overdrive, for
example), most are not. However, it’s easy to create filter animations by using keyframes
to change parameters over time.
To animate filter parameters using Record
1 Select the filter to animate.
1003Chapter 19 Using Filters