---
title: "init(propertiesOfAsset:prototypeInstruction:)"
framework: avfoundation
role: symbol
role_heading: Initializer
path: "avfoundation/avmutablevideocomposition/init(propertiesofasset:prototypeinstruction:)"
---

# init(propertiesOfAsset:prototypeInstruction:)

## Declaration

```swift
init(propertiesOfAsset asset: AVAsset, prototypeInstruction: AVVideoCompositionInstruction)
```