---
title: leaveAlphaUnchanged
framework: accelerate
role: symbol
role_heading: Type Property
path: accelerate/vimage/options/leavealphaunchanged
---

# leaveAlphaUnchanged

A flag that restricts the operation to red, green, and blue channels only.

## Declaration

```swift
static let leaveAlphaUnchanged: vImage.Options
```

## See Also

### Related Documentation

- [kvImageLeaveAlphaUnchanged](accelerate/kvimageleavealphaunchanged.md)

### Type Properties

- [backgroundColorFill](accelerate/vimage/options/backgroundcolorfill.md)
- [copyInPlace](accelerate/vimage/options/copyinplace.md)
- [doNotClamp](accelerate/vimage/options/donotclamp.md)
- [doNotTile](accelerate/vimage/options/donottile.md)
- [getTempBufferSize](accelerate/vimage/options/gettempbuffersize.md)
- [hdrContent](accelerate/vimage/options/hdrcontent.md)
- [highQualityResampling](accelerate/vimage/options/highqualityresampling.md)
- [imageExtend](accelerate/vimage/options/imageextend.md)
- [noAllocate](accelerate/vimage/options/noallocate.md)
- [noFlags](accelerate/vimage/options/noflags.md)
- [printDiagnosticsToConsole](accelerate/vimage/options/printdiagnosticstoconsole.md)
- [truncateKernel](accelerate/vimage/options/truncatekernel.md)