Soft wipe are a set of iMovie transitions that facilitate wipes with a soft border from one clip to another. The transitions allow for 100 different levels of 'softness' (from 'hard line' to 'very soft'), and eight different directions. in addition, the intro and exit versions of the transition allow to wipe from/to a user-selectable color.
use 100 different leves of softness to create different wipes in eight different directions. fade in:
in addition to wipe direction and softness you can specify the color of the clip to start from. fade out:
in addition to wipe direction and softness you can specify the color the clip should wipe to.