import type { ReactNode } from "react";
import type { RoomCoordinator, VoiceConfig } from "../types.js";
export interface VoiceConfigCallbacks {
    /**
     * The camera in use is not the one that was configured. Fires when a default was picked,
     * and when the device that opened is not the one asked for — an unplugged camera.
     */
    onCameraDeviceChanged?(deviceId: string): void;
    onAudioDeviceChanged?(deviceId: string): void;
}
export interface VoiceTarget {
    id: string;
    room: RoomCoordinator;
}
interface VoiceConfigValue {
    config: VoiceConfig;
    callbacks: VoiceConfigCallbacks;
    target: VoiceTarget | null;
}
export interface VoiceConfigProviderProps {
    config: VoiceConfig;
    callbacks?: VoiceConfigCallbacks;
    target?: VoiceTarget | null;
    children?: ReactNode;
}
export declare function VoiceConfigProvider({ config, callbacks, target, children, }: VoiceConfigProviderProps): import("react").FunctionComponentElement<import("react").ProviderProps<VoiceConfigValue | null>>;
export declare function useVoiceConfig(): VoiceConfig;
export declare function useVoiceCallbacks(): VoiceConfigCallbacks;
export declare function useVoiceTarget(): VoiceTarget | null;
export {};