---
title: beforeMainMediaDataNotInterleaved
framework: avfoundation
role: symbol
role_heading: Type Property
path: avfoundation/avassetwriterinput/mediadatalocation-swift.struct/beforemainmediadatanotinterleaved
---

# beforeMainMediaDataNotInterleaved

A value that indicates to use noninterleaved data, and write it before interleaved data.

## Declaration

```swift
static let beforeMainMediaDataNotInterleaved: AVAssetWriterInput.MediaDataLocation
```

## See Also

### Media data locations

- [interleavedWithMainMediaData](avfoundation/avassetwriterinput/mediadatalocation-swift.struct/interleavedwithmainmediadata.md)
- [sparselyInterleavedWithMainMediaData](avfoundation/avassetwriterinput/mediadatalocation-swift.struct/sparselyinterleavedwithmainmediadata.md)