Center, radial and directional blurs

Center blur

This effect will allow you to keep part of the image in focus. The focus (center) area's location, its radius and the blur's intensity can all be set:

Radial blur

This effect will be applied in a circular manner around centerpoint which you will have to define the coordinates of. The second parameter you can set is the power of the blur effect.

Before applying the effect:

The photo The drawing

After applying the effect:

Directional blur

This effect will be applied following the direction (angle) you will have set. You can also adjust its spread. You may set the vector parameter directly on your Canvas.