export interface HTMLMediaElement {
    setSinkId: (id: string) => Promise<{}>;
    sinkId: string;
    srcObject: MediaStream | null;
}
export interface InputDeviceInfo {
    deviceId: string;
    groupId: string;
    kind: string;
    label: string;
}
export interface DeviceOption {
    value: InputDeviceInfo;
    label: string;
}
export declare const GET_DEVICES_INTERVAL = 5000;
export declare const LS_AUDIO_OUTPUT_KEY = "ls_audio_output_device_id";
export declare const LS_AUDIO_INPUT_KEY = "ls_audio_input_device_id";
export declare const LS_VIDEO_INPUT_KEY = "ls_video_input_device_id";
export declare const convertToDeviceOption: (mediaDevices: MediaDeviceInfo[]) => DeviceOption[];
declare type DeviceType = 'audioinput' | 'audiooutput' | 'videoinput';
export declare const getDevicesByType: (type: DeviceType, fallbackDeviceName?: string | undefined) => Promise<DeviceOption[] | [
]>;
export declare const ensureDeviceIsAvailable: (deviceId: string) => Promise<InputDeviceInfo | null>;
export declare const isPromptPermissions: () => Promise<boolean>;
export declare const getDeviceConnectStatus: ({ devices: { prev, current }, }: {
    devices: {
        prev: DeviceOption[];
        current: DeviceOption[];
    };
}) => {
    newConnectedDevice: DeviceOption;
    newDisconnectedDevice: DeviceOption;
};
export {};
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