---
title: "ChannelsProvider..::.AddAlpha Method "
canonical: https://www.graphicsmill.com/docs/gm5/O_T_Aurigma_GraphicsMill_ChannelsProvider_AddAlpha.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# ChannelsProvider.AddAlpha Method 
 
## Overload List

|   |  Name |  Description |
| --- | --- | --- |
 |  ![Public method](https://www.graphicsmill.com/docs/gm5/icons/pubmethod.gif) |  [AddAlpha(Single)](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_ChannelsProvider_AddAlpha_1_7a94462e.htm.md) |  Appends alpha channel to current bitmap. |
 |  ![Public method](https://www.graphicsmill.com/docs/gm5/icons/pubmethod.gif) |  [AddAlpha(Bitmap)](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_ChannelsProvider_AddAlpha_1_fd4033ef.htm.md) |  Appends bitmap alpha channel to current bitmap. |
   
## See Also

### Reference

- [ChannelsProvider Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_ChannelsProvider.htm.md)
- [ChannelsProvider Members](https://www.graphicsmill.com/docs/gm5/AllMembers_T_Aurigma_GraphicsMill_ChannelsProvider.htm.md)
- [Aurigma.GraphicsMill Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill.htm.md)