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# captionSceneChanges(in:)

Determine render time ranges within an enclosing time range to account for visual changes among captions.

```
func captionSceneChanges(in consideredTimeRange: CMTimeRange) -> [AVCaptionRenderer.Scene]
```

## Parameters

`consideredTimeRange`

The time range to consider for rendering.

## Return Value

An array of render scenes for the time range, or an empty array if there are none.

## Discussion

---

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