Call settings with additional parameters for a call, such as preferred video codec, custom data, video directions and extra headers.
Custom string associated with the call session.
It can be passed to the Voximplant Cloud to be obtained from the CallAlerting event or Call History using HTTP API.
Maximum size is 200 bytes.
Optional set of headers to be sent to the Voximplant cloud.
Names must begin with "X-" to be processed by SDK.
Preferred video codec for a call.
AUTO by default.