---
title: AVVideoCompositionRenderHint
framework: avfoundation
role: symbol
role_heading: Class
path: avfoundation/avvideocompositionrenderhint
---

# AVVideoCompositionRenderHint

Information about upcoming composition requests, such as composition start time and end time.

## Declaration

```swift
class AVVideoCompositionRenderHint
```

## Topics

### Managing composition timing

- [startCompositionTime](avfoundation/avvideocompositionrenderhint/startcompositiontime.md)
- [endCompositionTime](avfoundation/avvideocompositionrenderhint/endcompositiontime.md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Preparing to render frames

- [anticipateRendering(using:)](avfoundation/avvideocompositing/anticipaterendering(using:).md)
- [prerollForRendering(using:)](avfoundation/avvideocompositing/prerollforrendering(using:).md)