2009

For the best results, make sure all your transitions cover only areas where two
clips overlap completely.
To aid in making your transitions as smooth as possible, you can select
transitions and use the Transitions menu > Optimize option. This feature
searches the two clips to find the start and end time that will result in the
smoothest transition, and adjusts the transition accordingly.
If you want to snap the ends of a transition to the ends of clips, turn on
Snap Clips on the Motion Mixer toolbar before dragging the transition edges.
When you move or scale a clip on a transition track, by default its
transitions are also moved or scaled. To prevent transitions from changing
when you move or scale a clip, turn on Lock Transitions on the Motion Mixer
toolbar.
Using Transition Brackets
On a transition track, transition brackets appear around each transition, and
at the start or end of each clip that is not surrounded by a transition.
Transition brackets
When you load a clip onto a transition track where clips already exist, the
clip creates a transition between the last clip on the track and the new clip.
The transition is created at the location of the last clip's transition bracket.
You can move a transition bracket to create the transition automatically exactly
where you want it before loading the next clip. This feature can make it very
Using the Motion Mixer | 3727