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# kVTCompressionPropertyKey_ProjectionKind

A value that indicates the projection kind.

```
let kVTCompressionPropertyKey_ProjectionKind: CFString
```

## Discussion

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

## Topics

### Projection Kinds

[`kVTProjectionKind_Rectilinear`](/documentation/VideoToolbox/kVTProjectionKind_Rectilinear)

[`kVTProjectionKind_Equirectangular`](/documentation/VideoToolbox/kVTProjectionKind_Equirectangular)

[`kVTProjectionKind_HalfEquirectangular`](/documentation/VideoToolbox/kVTProjectionKind_HalfEquirectangular)

[`kVTProjectionKind_ParametricImmersive`](/documentation/VideoToolbox/kVTProjectionKind_ParametricImmersive)


---

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