---
title: "ChannelsProvider..::.DiscardAlpha Method "
canonical: https://www.graphicsmill.com/docs/gm5/O_T_Aurigma_GraphicsMill_ChannelsProvider_DiscardAlpha.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.DiscardAlpha Method 
 
Removes alpha channel from the current bitmap.
 
## Overload List

|   |  Name |  Description |
| --- | --- | --- |
 |  ![Public method](https://www.graphicsmill.com/docs/gm5/icons/pubmethod.gif) |  [DiscardAlpha()](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_ChannelsProvider_DiscardAlpha.htm.md) |  Removes alpha channel from the current bitmap. Alpha channel is just discarded without affecting other channels of the pixel. |
 |  ![Public method](https://www.graphicsmill.com/docs/gm5/icons/pubmethod.gif) |  [DiscardAlpha(Color)](https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_ChannelsProvider_DiscardAlpha_1_929597d9.htm.md) |  Removes alpha channel from the current bitmap. Alpha channel is flattened using specified color (i.e. each pixel is alpha-blended with this color). |
   
## 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)