
EDITING
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You can drag the end of the clip to make the clip shorter from either end,
essentially trimming away media, or, if media is available, you can drag to extend
the edit from either the beginning or the end, and therefore make the overall
duration longer. An indicator will display in seconds and frames the change in
duration.
It is important to understand the
concept of available media. The
representation in the Timeline of a
clip refers to a media fi le which exists
on the hard drive. Much of the time
while editing you will use a portion of
a shot but not the whole shot—there
is still media available on hard drive
which can be accessed. ...