---
title: kVTCompressionPropertyKey_ViewPackingKind
framework: videotoolbox
role: symbol
role_heading: Global Variable
path: videotoolbox/kvtcompressionpropertykey_viewpackingkind
---

# kVTCompressionPropertyKey_ViewPackingKind

A value that indicates the view packing kind.

## Declaration

```swift
let kVTCompressionPropertyKey_ViewPackingKind: CFString
```

## Discussion

Discussion The value will be set on the format description (kCMFormatDescriptionExtension_ViewPackingKind) for output samples and may affect the decoded frame presentation.

## Topics

### View Packing Kinds

- [kVTViewPackingKind_SideBySide](videotoolbox/kvtviewpackingkind_sidebyside.md)
- [kVTViewPackingKind_OverUnder](videotoolbox/kvtviewpackingkind_overunder.md)

## See Also

### Video Extended Usage (VEXU) Signaling

- [kVTCompressionPropertyKey_HasLeftStereoEyeView](videotoolbox/kvtcompressionpropertykey_hasleftstereoeyeview.md)
- [kVTCompressionPropertyKey_HasRightStereoEyeView](videotoolbox/kvtcompressionpropertykey_hasrightstereoeyeview.md)
- [kVTCompressionPropertyKey_HeroEye](videotoolbox/kvtcompressionpropertykey_heroeye.md)
- [kVTCompressionPropertyKey_HorizontalDisparityAdjustment](videotoolbox/kvtcompressionpropertykey_horizontaldisparityadjustment.md)
- [kVTCompressionPropertyKey_HorizontalFieldOfView](videotoolbox/kvtcompressionpropertykey_horizontalfieldofview.md)
- [kVTCompressionPropertyKey_ProjectionKind](videotoolbox/kvtcompressionpropertykey_projectionkind.md)
- [kVTCompressionPropertyKey_StereoCameraBaseline](videotoolbox/kvtcompressionpropertykey_stereocamerabaseline.md)