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# CMSampleBuffer.Content

All buffer types that can be carried by sample buffer are marked by this protocol.

```
protocol Content : Sendable
```

## Overview

Note: This protocol is a marker protocol sealed to CoreMedia framework. Any types outside of the CoreMedia
framework that implement this protocol will cause precondition failures when passed to sample buffer methods.

## Relationships

### Inherited By

[`MultiSampleContent`](/documentation/CoreMedia/CMSampleBuffer/MultiSampleContent)

[`ContentWithFormatDescription`](/documentation/CoreMedia/CMSampleBuffer/ContentWithFormatDescription)

### Inherits From

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Sendable`](/documentation/Swift/Sendable)

### Conforming Types

[`CMSampleDataReference`](/documentation/CoreMedia/CMSampleDataReference)

[`CMReadOnlyDataBlockBuffer`](/documentation/CoreMedia/CMReadOnlyDataBlockBuffer)

[`DynamicContent`](/documentation/CoreMedia/CMSampleBuffer/DynamicContent)

---

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