---
title: padding
framework: accelerate
role: symbol
role_heading: Instance Property
path: accelerate/bnns/fusedconvolutionparameters/padding
---

# padding

The number of zeros that the operation virtually adds to the edges of the input.

## Declaration

```swift
var padding: BNNS.ConvolutionPadding
```

## See Also

### Inspecting the Properties of a Fused Convolution Parameters Structure

- [type](accelerate/bnns/fusedconvolutionparameters/type.md)
- [weights](accelerate/bnns/fusedconvolutionparameters/weights.md)
- [bias](accelerate/bnns/fusedconvolutionparameters/bias.md)
- [stride](accelerate/bnns/fusedconvolutionparameters/stride.md)
- [dilationStride](accelerate/bnns/fusedconvolutionparameters/dilationstride.md)
- [groupSize](accelerate/bnns/fusedconvolutionparameters/groupsize.md)