---
title: "ScaleAlpha.ScaleSource Property "
canonical: https://www.graphicsmill.com/docs/gm/P_Aurigma_GraphicsMill_Transforms_ScaleAlpha_ScaleSource.htm
product: "Graphics Mill"
---

# ScaleAlpha.ScaleSource Property 
 
Gets or sets a pipeline that produces a grayscale image to scale the channel to.
 
**Namespace:** [Aurigma.GraphicsMill.Transforms](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill_Transforms.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```csharp
public Pipeline ScaleSource { get; set; }
```
 
### Property Value
A pipeline that produces a grayscale image to scale the channel to.
   
## See Also

### Reference

- [ScaleAlpha Class](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_Transforms_ScaleAlpha.htm.md)
- [Aurigma.GraphicsMill.Transforms Namespace](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill_Transforms.htm.md)