---
title: BNNS.ConvolutionPadding
framework: accelerate
role: symbol
role_heading: Enumeration
path: accelerate/bnns/convolutionpadding
---

# BNNS.ConvolutionPadding

Constants that describe convolution padding modes.

## Declaration

```swift
enum ConvolutionPadding
```

## Topics

### Convolution Padding Modes

- [BNNS.ConvolutionPadding.asymmetric(left:right:up:down:)](accelerate/bnns/convolutionpadding/asymmetric(left:right:up:down:).md)
- [BNNS.ConvolutionPadding.symmetric(x:y:)](accelerate/bnns/convolutionpadding/symmetric(x:y:).md)

### Special Values

- [zero](accelerate/bnns/convolutionpadding/zero.md)