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# kVTPropertyReadWriteStatusKey

Dictionary key to access the read/write status of a property.

```
let kVTPropertyReadWriteStatusKey: CFString
```

## Discussion

The associated value will be either [`kVTPropertyReadWriteStatus_ReadOnly`](/documentation/VideoToolbox/kVTPropertyReadWriteStatus_ReadOnly) or  [`kVTPropertyReadWriteStatus_ReadWrite`](/documentation/VideoToolbox/kVTPropertyReadWriteStatus_ReadWrite).

---

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