type ObjectKey = string | number | symbol;
type EmptyObject = Record<ObjectKey, never>;
type Base64Binary = string;
interface BaseBusEvent {
	name: string;
}
interface ListenerOptions<EventList extends BaseBusEvent = BaseBusEvent, EventName extends EventList["name"] = EventList["name"]> {
	/**
	 * Whether a listener should be invoked at most once after being added.
	 * The default value is false.
	 */
	once?: boolean;
	/**
	 * A function that returns a boolean to determine if the listener should be called.
	 * The guard not set by default.
	 *
	 * @since 5.1.0
	 */
	guard?: (event: Extract<EventList, {
		name: EventName;
	}>) => boolean;
	/**
	 * An AbortSignal. The listener will be removed when the abort() method of the AbortController which owns the AbortSignal is called.
	 * See [AbortController](https://developer.mozilla.org/en-US/docs/Web/API/AbortController) for details.
	 *
	 * @since 5.1.0
	 */
	signal?: AbortSignal;
}
type Listener<EventList extends BaseBusEvent, EventName extends EventList["name"]> = (event: Extract<EventList, {
	name: EventName;
}>) => void | Promise<void>;
type AddEventListener<EventList extends BaseBusEvent> = <EventName extends EventList["name"]>(event: EventName, listener: Listener<EventList, EventName>, options?: ListenerOptions<EventList, EventName>) => void;
type RemoveEventListener<EventList extends BaseBusEvent> = <EventName extends EventList["name"]>(event: EventName, listener: Listener<EventList, EventName>) => void;
declare enum ContainerEvent {
	ModuleRegistered = "MODULE_REGISTERED"
}
interface ModuleRegisteredEvent extends BaseBusEvent {
	name: ContainerEvent.ModuleRegistered;
	token: Token<BaseModule>;
}
type ContainerEvents = ModuleRegisteredEvent;
interface Container {
	readonly key: string;
	registerModule: (module: ModuleLoader) => void;
	registerModules: (modules: ModuleLoader[]) => void;
	getModule<Module extends BaseModule>(token: Token<Module>, required?: false): Module | undefined;
	getModule<Module extends BaseModule>(token: Token<Module>, required: true): Module;
	getModuleAsync: <Module extends BaseModule>(token: Token<Module>) => Promise<Module>;
	addEventListener: AddEventListener<ContainerEvents>;
	removeEventListener: RemoveEventListener<ContainerEvents>;
}
interface Token<ModuleType extends BaseModule> {
	name: string;
	module?: ModuleType;
}
interface InitModuleOptions {
	container: Container;
	key: string;
}
interface ModuleLoader<Options = unknown, ModuleType extends BaseModule = BaseModule> {
	token: Token<ModuleType>;
	options: Options;
	required: Token<BaseModule>[];
	setup: (initOptions: InitModuleOptions) => ModuleType;
}
type ModuleFactory<Options, ModuleType extends BaseModule> = Options extends EmptyObject ? () => ModuleLoader<Options, ModuleType> : (options: Options) => ModuleLoader<Options, ModuleType>;
interface BaseModule {
	/**
	 * @hidden
	 */
	container: Container;
}
declare class BaseModuleImpl implements BaseModule {
	/**
	 * @hidden
	 */
	container: Container;
	/**
	 * @hidden
	 */
	constructor(initOptions: InitModuleOptions);
}
interface WasmProcessor {
	/**
	 * WASM processor version.
	 */
	version: string;
	/**
	 * Binary data of the WASM processor.
	 */
	wasm: Base64Binary;
}
interface NoiseSuppression extends BaseModule {
	/**
	 * Returns a WASM processor instance.
	 */
	getProcessor: () => WasmProcessor;
}
declare global {
	interface Navigator {
		getBattery?: () => Promise<BatteryManager>;
	}
}
interface BatteryManager extends EventTarget {
	level: number;
	charging: boolean;
	chargingTime: number;
	dischargingTime: number;
}
/**
 * Advanced noise suppression, echo cancellation and auto gain control, moderate CPU usage.
 * Good for mid-range devices and desktop browsers.
 *
 *
 * Not recommended for mobile devices.
 */
export interface NoiseSuppressionBalanced extends NoiseSuppression {
}
/**
 * @hidden
 */
export declare class NoiseSuppressionBalancedImpl extends BaseModuleImpl implements NoiseSuppressionBalanced {
	private readonly logger?;
	constructor(initModuleOptions: InitModuleOptions);
	getProcessor(): WasmProcessor;
}
/**
 * @function
 */
export declare const NoiseSuppressionBalancedLoader: ModuleFactory<EmptyObject, NoiseSuppressionBalanced>;
export declare const noiseSuppressionBalancedToken: Token<NoiseSuppressionBalanced>;

export {};