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In the previous chapter we discussed the standard editing technique of using three points to define an edit. The use of three In and Out points split between the Source Monitor panel as well as the Program Monitor or Timeline panel can accurately describe an edit.
Why Use Four Points?
In most cases, a four-point edit is a mistake caused by hitting too many keys. However, there are times when you want to define which parts of a source clip to use as well as an exact duration you need it to run. In these cases the Change Clip Speed option (also called Fit to Fill) is useful. |