Display transitions in the Effect Controls panel

You can use the Effect Controls panel to change settings for a transition you placed in a sequence. Settings vary from transition to transition. In the Effect Controls panel, the adjoining clips and transition are displayed in A-roll/B-roll format.

Transition in Effect Controls panel

A.: Play The Transition button
B.: Transition preview
C.: Edge selector
D.: Clip previews
E.: Start and End sliders
F.: Clip A (first clip)
G.: Transition
H.: Clip B (second clip)
I.: Current‑time indicator

To open the transition in the Effects control panel, click the transition in a Timeline panel.
To show or hide the time ruler in the Effect Controls panel, click the Show/Hide Timeline View button . If necessary, widen the panel to make this button visible and active.
To play back the transition in the Effect Controls panel, click the Play The Transition button. This doesn’t affect the Program Monitor.
To view frames from the actual clip or clips in the Effect Controls panel, select Show Actual Sources.
To see a specific frame of the transition in the small preview, drag the current‑time indicator in the Effect Controls panel’s time ruler.
Note: Keyframes cannot be used with transitions. For transitions, the Timeline View in the Effect Controls panel is used for adjusting transition alignment and duration.