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# kVTPropertyTypeKey

Dictionary key used to access the property type.

```
let kVTPropertyTypeKey: CFString
```

## Discussion

The associated value will be either [`kVTPropertyType_Boolean`](/documentation/VideoToolbox/kVTPropertyType_Boolean), [`kVTPropertyType_Enumeration`](/documentation/VideoToolbox/kVTPropertyType_Enumeration), or [`kVTPropertyType_Number`](/documentation/VideoToolbox/kVTPropertyType_Number).

---

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