---
title: fileLengthLimit
framework: avfoundation
role: symbol
role_heading: Instance Property
path: avfoundation/avassetexportsession/filelengthlimit
---

# fileLengthLimit

The file length that the output of the session must not exceed.

## Declaration

```swift
var fileLengthLimit: Int64 { get set }
```

## See Also

### Configuring output

- [outputURL](avfoundation/avassetexportsession/outputurl.md)
- [outputFileType](avfoundation/avassetexportsession/outputfiletype.md)
- [supportedFileTypes](avfoundation/avassetexportsession/supportedfiletypes.md)
- [allowsParallelizedExport](avfoundation/avassetexportsession/allowsparallelizedexport.md)
- [shouldOptimizeForNetworkUse](avfoundation/avassetexportsession/shouldoptimizefornetworkuse.md)
- [canPerformMultiplePassesOverSourceMediaData](avfoundation/avassetexportsession/canperformmultiplepassesoversourcemediadata.md)
- [timeRange](avfoundation/avassetexportsession/timerange.md)
- [directoryForTemporaryFiles](avfoundation/avassetexportsession/directoryfortemporaryfiles.md)