DeckLinkDeviceSelection type
Selects the physical device for DeckLink capture/playback: exactly one of deviceIdentifier (preferred) or the deprecated cardIndex.
Signature:
export type DeckLinkDeviceSelection = {
cardIndex: number;
deviceIdentifier?: undefined;
} | {
deviceIdentifier: DeckLinkDeviceIdentifier;
cardIndex?: undefined;
};References: DeckLinkDeviceIdentifier