---
title: kCMBlockBufferAssureMemoryNowFlag
framework: coremedia
role: symbol
role_heading: Global Variable
path: coremedia/kcmblockbufferassurememorynowflag
---

# kCMBlockBufferAssureMemoryNowFlag

When passed to routines that accept block allocators, causes the memory block to be allocated immediately.

## Declaration

```swift
var kCMBlockBufferAssureMemoryNowFlag: CMBlockBufferFlags { get }
```

## See Also

### Constants

- [kCMBlockBufferAlwaysCopyDataFlag](coremedia/kcmblockbufferalwayscopydataflag.md)
- [kCMBlockBufferDontOptimizeDepthFlag](coremedia/kcmblockbufferdontoptimizedepthflag.md)
- [kCMBlockBufferPermitEmptyReferenceFlag](coremedia/kcmblockbufferpermitemptyreferenceflag.md)