| Name | Script Name | Type | Description | Supports None | Default | Minimum | Maximum |
| Luminosity | LuminanceChannel | Parameter Repository | Luminosity channel | Yes |
| Red | RedChannel | Parameter Repository | Red channel | Yes |
| Green | GreenChannel | Parameter Repository | Green channel | Yes |
| Blue | BlueChannel | Parameter Repository | Blue channel | Yes |
| Target Channel | TargetChannel | Integer | Target channel | Yes | 0 | 0 | 0 |
| Overlay Result Histogram | OverlayResultHistogram | Enumeration (Boolean) | Switch result histogram on\off | Yes | False | | |
| Edit Mode | HistogramEditMode | Enumeration (HistogramEditMode) | Specifies active channels (luminance or color channels) | Yes | Luminance | | |
