---
title: "init(sampleDataReference:formatDescription:sampleProperties:)"
framework: coremedia
role: symbol
role_heading: Initializer
path: "coremedia/cmreadysamplebuffer/init(sampledatareference:formatdescription:sampleproperties:)"
---

# init(sampleDataReference:formatDescription:sampleProperties:)

Creates a sample buffer with references to sample data.

## Declaration

```swift
init(sampleDataReference content: Content, formatDescription: CMFormatDescription, sampleProperties: CMSampleBuffer.SamplePropertiesCollection)
```

## Parameters

- `formatDescription`: Format description of the content.
- `sampleProperties`: Properties of samples in the sample buffer.