You can select the trimming area with drag & drop.
Trimming:
Rectangle
Square
Circle
Draw
Max Image Size:
16px
24px
32px
48px
64px
80px
96px
112px
128px
Trimming
Direction:
Horizontal
Vertical
Random
Type:
None
C Major
Oscillator:
Sine
Square
Sawtooth
Triangle
Speed:
Slow
Normal
Fast
Vo:
Start