---
title: CVAttachmentMode
framework: corevideo
role: symbol
role_heading: Enumeration
path: corevideo/cvattachmentmode
---

# CVAttachmentMode

The propagation modes of a Core Video buffer attachment.

## Declaration

```swift
enum CVAttachmentMode
```

## Overview

Overview You set these attributes when adding attachments to a CVBuffer object.

## Topics

### Constants

- [CVAttachmentMode.shouldNotPropagate](corevideo/cvattachmentmode/shouldnotpropagate.md)
- [CVAttachmentMode.shouldPropagate](corevideo/cvattachmentmode/shouldpropagate.md)

### Initializers

- [init(rawValue:)](corevideo/cvattachmentmode/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Data types

- [CVBuffer](corevideo/cvbuffer.md)