<!--
{
  "availability" : [
    "*: -",
    "iOS: 15.0.0 -",
    "iPadOS: 15.0.0 -",
    "macCatalyst: -",
    "macOS: 12.0.0 -",
    "tvOS: 15.0.0 -",
    "visionOS: -",
    "watchOS: 8.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "Accelerate",
  "identifier" : "/documentation/Accelerate/BNNS/FusedConvolutionParameters",
  "metadataVersion" : "0.1.0",
  "role" : "Structure",
  "symbol" : {
    "kind" : "Structure",
    "modules" : [
      "Accelerate"
    ],
    "preciseIdentifier" : "s:10Accelerate4BNNSO26FusedConvolutionParametersV"
  },
  "title" : "BNNS.FusedConvolutionParameters"
}
-->

# BNNS.FusedConvolutionParameters

A structure that contains the parameters for a fused convolution layer.

```
struct FusedConvolutionParameters
```

## Topics

### Creating a Fused Convolution Parameters Structure

[`init(type: BNNS.ConvolutionType, weights: BNNSNDArrayDescriptor, bias: BNNSNDArrayDescriptor?, stride: (x: Int, y: Int), dilationStride: (x: Int, y: Int), groupSize: Int, padding: BNNS.ConvolutionPadding)`](/documentation/Accelerate/BNNS/FusedConvolutionParameters/init(type:weights:bias:stride:dilationStride:groupSize:padding:))

Returns a new fused convolution parameters structure.

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

[`var type: BNNS.ConvolutionType`](/documentation/Accelerate/BNNS/FusedConvolutionParameters/type)

An enumeration that specifies the convolution type.

[`var weights: BNNSNDArrayDescriptor`](/documentation/Accelerate/BNNS/FusedConvolutionParameters/weights)

The descriptor of the weights.

[`var bias: BNNSNDArrayDescriptor?`](/documentation/Accelerate/BNNS/FusedConvolutionParameters/bias)

The descriptor of the bias.

[`var stride: (x: Int, y: Int)`](/documentation/Accelerate/BNNS/FusedConvolutionParameters/stride)

The width and height increments of the input image.

[`var dilationStride: (x: Int, y: Int)`](/documentation/Accelerate/BNNS/FusedConvolutionParameters/dilationStride)

The width and height increments between elements in the input image during convolution.

[`var groupSize: Int`](/documentation/Accelerate/BNNS/FusedConvolutionParameters/groupSize)

The convolution group size.

[`var padding: BNNS.ConvolutionPadding`](/documentation/Accelerate/BNNS/FusedConvolutionParameters/padding)

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

## Relationships

### Conforms To

[`FusableLayerParameters`](/documentation/Accelerate/FusableLayerParameters)

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)