!!! info ""
RemoveLayerSet provides a simple way to isolate [LayerSets](core.md#layersets) from multichannel streams
| knob name | type | what it does |
|---|---|---|
| operation | enumeration | keep or remove |
| layer_set | enumeration | decides which LayerSet to use |
| keep_rgba | bool | if you want to keep rgba in all circumstances, enable this |
| math mode | what it does |
|---|---|
| copy | replaces the target layer with the additive combination of the LayerSet |
| add | add the additive combination of the LayerSet to the target layer |
| remove | subtract the additive combination of the LayerSet from the target layer |