---
title: alwaysCopyData
framework: coremedia
role: symbol
role_heading: Type Property
path: coremedia/cmblockbuffer/flags/alwayscopydata
---

# alwaysCopyData

## Declaration

```swift
static let alwaysCopyData: CMBlockBuffer.Flags
```

## See Also

### Type Properties

- [assureMemoryNow](coremedia/cmblockbuffer/flags/assurememorynow.md)
- [dontOptimizeDepth](coremedia/cmblockbuffer/flags/dontoptimizedepth.md)
- [permitEmptyReference](coremedia/cmblockbuffer/flags/permitemptyreference.md)