floodfill

Flood area with values of same pixel components with another values.

It accepts the following options:

'x'

Set pixel x coordinate.

'y'

Set pixel y coordinate.

's0'

Set source #0 component value.

's1'

Set source #1 component value.

's2'

Set source #2 component value.

's3'

Set source #3 component value.

'd0'

Set destination #0 component value.

'd1'

Set destination #1 component value.

'd2'

Set destination #2 component value.

'd3'

Set destination #3 component value.