---
title: "TransformsProvider.RemoveGreenScreen Method (Single, Single)"
canonical: https://www.graphicsmill.com/docs/gm/M_Aurigma_GraphicsMill_TransformsProvider_RemoveGreenScreen_2_427c5821.htm
product: "Graphics Mill"
---

# TransformsProvider.RemoveGreenScreen Method (Single, Single)
 
Removes green areas in an image.
 
**Namespace:** [Aurigma.GraphicsMill](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```csharp
public void RemoveGreenScreen(float strength,float transparencyCoefficient
)
```
 
### Parameters
 
 - strength
     - Type: System.Single
The sharpening strength in range `[0, 100]`.

 - transparencyCoefficient
     - Type: System.Single
The transparency coefficient in range `[400, 20000]`.
 
## Remarks
 This method is required to replace green background with another. Such technique is called color keying.
   
## See Also

### Reference

- [TransformsProvider Class](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_TransformsProvider.htm.md)
- [RemoveGreenScreen Overload](https://www.graphicsmill.com/docs/gm/O_T_Aurigma_GraphicsMill_TransformsProvider_RemoveGreenScreen.htm.md)
- [Aurigma.GraphicsMill Namespace](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill.htm.md)

### Manual

- [Color Keying (Green Screen Removal)](https://www.graphicsmill.com/docs/gm/color-keying.htm.md)