pub trait VirtualCameraDeviceProxyInterface: Send + Sync {
type AddToDeviceWatcherResponseFut: Future<Output = Result<VirtualCameraDeviceAddToDeviceWatcherResult, Error>> + Send;
// Required methods
fn add_to_device_watcher(&self) -> Self::AddToDeviceWatcherResponseFut;
fn add_stream_config(
&self,
index: u64,
config: &StreamConfig,
) -> Result<(), Error>;
}