---
title: CMPackingType.overUnder
framework: coremedia
role: symbol
role_heading: Case
path: coremedia/cmpackingtype/overunder
---

# CMPackingType.overUnder

The video contains packed frames that have a left eye image on the top and right eye image on the bottom.

## Declaration

```swift
case overUnder
```

## Discussion

Discussion For over-under packed frames, the height of a frame in video data is twice as high as the video displayed.

## See Also

### Frame Arrangement

- [CMPackingType.none](coremedia/cmpackingtype/none.md)
- [CMPackingType.sideBySide](coremedia/cmpackingtype/sidebyside.md)