---
title: CMSampleBuffer.SampleProperties
framework: coremedia
role: symbol
role_heading: Structure
path: coremedia/cmsamplebuffer/sampleproperties
---

# CMSampleBuffer.SampleProperties

Information about a sample in the sample buffer.

## Declaration

```swift
struct SampleProperties
```

## Overview

Overview Each sample buffer holds a CMSampleBuffer.SamplePropertiesCollection which provides this sample information for each sample in the sample buffer.

## Topics

### Initializers

- [init(size:timing:attachments:)](coremedia/cmsamplebuffer/sampleproperties/init(size:timing:attachments:).md)

### Instance Properties

- [attachments](coremedia/cmsamplebuffer/sampleproperties/attachments.md)
- [size](coremedia/cmsamplebuffer/sampleproperties/size.md)
- [timing](coremedia/cmsamplebuffer/sampleproperties/timing.md)

## Relationships

### Conforms To

- [Equatable](swift/equatable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)