| TYPE | NAME | DESCRIPTION |
|---|---|---|
| INT32 | run_mode | Interactive, [non-interactive] |
| IMAGE | image | The image to work on |
| DRAWABLE | drawable | The drawable to work on |
| INT32 | threshold | The threshold to detect 'transparent' with |
| COLOUR | colour | The colour to set the transparent parts to |
| INT32 | all_layers | Apply to all layers instead of only the active one? |