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# append(_:with:)

Suspends until the input is ready for more media data, then appends the tagged pixel buffers.

```
nonisolated(nonsending) func append(_ taggedPixelBufferGroup: [CMTaggedDynamicBuffer], with presentationTime: CMTime) async throws
```

## Parameters

`taggedPixelBufferGroup`

The tagged pixel buffers to be appended.

`presentationTime`

The presentation time for the tagged pixel buffers to be appended.

## Discussion> Throws: An error if the underlying writer failed.

---

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