---
title: "init(inputProc:inputProcRefCon:)"
framework: audiotoolbox
role: symbol
role_heading: Initializer
path: "audiotoolbox/aurendercallbackstruct/init(inputproc:inputprocrefcon:)"
---

# init(inputProc:inputProcRefCon:)

## Declaration

```swift
init(inputProc: AURenderCallback?, inputProcRefCon: UnsafeMutableRawPointer?)
```