---
title: width
framework: accelerate
role: symbol
role_heading: Instance Property
path: accelerate/vimage/convolutionkernel2d/width
---

# width

The width of the kernel that must be a positive, odd number.

## Declaration

```swift
let width: vImagePixelCount
```

## See Also

### Instance Properties

- [height](accelerate/vimage/convolutionkernel2d/height.md)
- [values](accelerate/vimage/convolutionkernel2d/values.md)