Apple Final Cut Express HD - Manual (Page 713)

Chapter 49 Changing Motion Parameters 713
IX
To crop a clip:
1 Select a clip in the Timeline.
2 Select the Crop tool in the Tool palette, then do one of the following:
 To crop a particular side: Drag in from the edge of the clip.
 To crop two sides at one time: Drag one of the corners of the wireframe.
 To constrain the rectangle’s aspect ratio: Hold down the Shift key while dragging
a corner.
Drag an edge with the
Crop tool to crop that
side of the clip.
Drag a corner with the
Crop tool to crop two
sides at once.
Shift-drag a corner with
the Crop tool to maintain
the aspect ratio.