---
title: AVSampleCursorChunkInfo
framework: avfoundation
role: symbol
role_heading: Structure
path: avfoundation/avsamplecursorchunkinfo
---

# AVSampleCursorChunkInfo

A value that provides information about a chunk of media samples.

## Declaration

```swift
struct AVSampleCursorChunkInfo
```

## Topics

### Chunk information

- [chunkSampleCount](avfoundation/avsamplecursorchunkinfo/chunksamplecount.md)
- [chunkHasUniformSampleSizes](avfoundation/avsamplecursorchunkinfo/chunkhasuniformsamplesizes.md)
- [chunkHasUniformSampleDurations](avfoundation/avsamplecursorchunkinfo/chunkhasuniformsampledurations.md)
- [chunkHasUniformFormatDescriptions](avfoundation/avsamplecursorchunkinfo/chunkhasuniformformatdescriptions.md)

### Initializers

- [init()](avfoundation/avsamplecursorchunkinfo/init().md)
- [init(chunkSampleCount:chunkHasUniformSampleSizes:chunkHasUniformSampleDurations:chunkHasUniformFormatDescriptions:)](avfoundation/avsamplecursorchunkinfo/init(chunksamplecount:chunkhasuniformsamplesizes:chunkhasuniformsampledurations:chunkhasuniformformatdescriptions:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Sendable](swift/sendable.md)

## See Also

### Sample cursors

- [AVSampleCursor](avfoundation/avsamplecursor.md)
- [AVSampleCursorSyncInfo](avfoundation/avsamplecursorsyncinfo.md)
- [AVSampleCursorDependencyInfo](avfoundation/avsamplecursordependencyinfo.md)
- [AVSampleCursorAudioDependencyInfo](avfoundation/avsamplecursoraudiodependencyinfo.md)
- [AVSampleCursorStorageRange](avfoundation/avsamplecursorstoragerange.md)