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Remove part of a layer’s duration, Place a layer in time – Adobe After Effects CS3 User Manual

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AFTER EFFECTS CS3

User Guide

143

When performing a slip edit, you probably want to move some keyframes with the source footage—such as mask
keyframes. Other keyframes should stay where they are in time. Press Shift+F2 to deselect keyframes and leave the

layer selected.

Drag the slip-edit bar to the left or right.

Remove part of a layer’s duration

1

In the Timeline panel, set the work area to include only the portion of the layers’ duration to remove: Move the

current-time indicator to the time that the work area is to begin, and press B. Move the current-time indicator to the
time at which the work area is to end, and press N.

2

Do one of the following:

Select the layers from which to remove a section.

Select the Lock switch

for layers that you do not want affected by the extraction. Press F2 to deselect all layers.

Note: If no layers are selected, the following step removes the section from all unlocked layers.

3

Do one of the following:

To remove the section and leave a gap of the same duration as the removed section, choose Edit > Lift Work Area.

To remove the section, choose Edit > Extract Work Area. The gap is closed by ripple deletion.

See also

“Set the work area” on page 112

“Select layers” on page 137

Place a layer in time

The layer duration bar represents the layer duration visually. The In, Out, and Duration columns in the Timeline
panel represent the layer duration numerically.

Note: To choose which columns are visible in the Timeline panel, choose Columns from the panel menu, or right-click
(Windows) or Control-click (Mac OS) a column heading.

These procedures move the entire layer in time.

To set the In point or Out point numerically, click the number in the In or Out column for the layer in the Timeline
panel.

To move the In point or Out point to the current time, Alt-click (Windows) or Option-click (Mac OS) the number
in the In or Out column for the layer in the Timeline panel.

To move the In points of selected layers to the beginning of the composition, press Alt+Home (Windows) or
Option+Home (Mac OS).

To move the Out points of selected layers to the end of the composition, press Alt+End (Windows) or Option+End
(Mac OS).

To move selected layers one frame later, press Alt+Page Down (Windows) or Option+Page Down (Mac OS). To
move selected layers 10 frames later, press Alt+Shift+Page Down (Windows) or Option+Shift+Page Down
(Mac OS).

To move selected layers one frame earlier, press Alt+Page Up (Windows) or Option+Page Up (Mac OS). To move
selected layers 10 frames earlier, press Alt+Shift+Page Up (Windows) or Option+Shift+Page Up (Mac OS).