---
title: CMIOExtensionStream.DiscontinuityFlags
framework: coremediaio
role: symbol
role_heading: Structure
path: coremediaio/cmioextensionstream/discontinuityflags
---

# CMIOExtensionStream.DiscontinuityFlags

Constants that specify the types of discontinuities that can occur in a media stream.

## Declaration

```swift
struct DiscontinuityFlags
```

## Topics

### Discontinuity Flags

- [unknown](coremediaio/cmioextensionstream/discontinuityflags/unknown.md)
- [time](coremediaio/cmioextensionstream/discontinuityflags/time.md)
- [sampleDropped](coremediaio/cmioextensionstream/discontinuityflags/sampledropped.md)

### Initializers

- [init(rawValue:)](coremediaio/cmioextensionstream/discontinuityflags/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [ExpressibleByArrayLiteral](swift/expressiblebyarrayliteral.md)
- [OptionSet](swift/optionset.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)
- [SetAlgebra](swift/setalgebra.md)

## See Also

### Processing Data

- [consumeSampleBuffer(from:completionHandler:)](coremediaio/cmioextensionstream/consumesamplebuffer(from:completionhandler:).md)
- [send(_:discontinuity:hostTimeInNanoseconds:)](coremediaio/cmioextensionstream/send(_:discontinuity:hosttimeinnanoseconds:).md)