contentKeySession(_:externalProtectionStatusDidChangeFor:)
Tells the delegate when external protection state has changed.
Declaration
optional func contentKeySession(_ session: AVContentKeySession, externalProtectionStatusDidChangeFor contentKey: AVContentKey)See Also
Updating and retrying content key requests
contentKeySession(_:didProvide:forInitializationData:)contentKeySession(_:didUpdatePersistableContentKey:forContentKeyIdentifier:)contentKeySession(_:shouldRetry:reason:)AVContentKeyRequest.RetryReasoncontentKeySessionContentProtectionSessionIdentifierDidChange(_:)contentKeySession(_:contentKeyRequest:didFailWithError:)contentKeySession(_:contentKeyRequestDidSucceed:)contentKeySessionDidGenerateExpiredSessionReport(_:)