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# captionsNotPresentInPreviousGroups(in:)

Returns the set of captions in the caption group that weren’t vended by the adaptor.

```
func captionsNotPresentInPreviousGroups(in captionGroup: AVCaptionGroup) -> [AVCaption]
```

## Parameters

`captionGroup`

The caption group to query.

## Return Value

An array of captions not previously vended by the adaptor, or an empty array if there are none.

---

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