# GH_BitmapChannel enum

Namespace: [Grasshopper.Kernel](https://developer.rhino3d.com/api/gh1/namespace/grasshopper.kernel.md) · Assembly: [Grasshopper](https://developer.rhino3d.com/api/gh1/assembly/grasshopper.md)

```cs
[Flags]
public enum GH_BitmapChannel
```

Lists all possible channels for 24 and 32 bit bitmaps.

## Values

| Name | Value | Description |
| --- | --- | --- |
| A | 1 | Alpha channel, not all bitmaps support this. |
| R | 2 | Red channel. |
| G | 4 | Green channel. |
| B | 8 | Blue channel. |
| RGB | 14 | Red, Green and Blue channel mashup. |
| ARGB | 15 | Alpha, Red, Green and Blue channel mashup. |