import type { Logging } from 'homebridge';
import { SecurityState } from '../types/security-state-type.js';
import type { SecuritySystemOptions } from '../interfaces/options-interface.js';
import type { SystemState } from '../interfaces/system-state-interface.js';
import type { EventBusService } from './event-bus-service.js';
/** Manages ffplay audio playback for arming, warning and triggered sounds. */
export declare class AudioService {
    private readonly log;
    private readonly options;
    private readonly state;
    private readonly audioSwitchEnabled;
    constructor(log: Logging, options: SecuritySystemOptions, state: SystemState, audioSwitchEnabled: () => boolean);
    /** Register event listeners on the bus so audio reacts to state changes. */
    attachToBus(bus: EventBusService): void;
    play(type: string, stateOrMode: SecurityState | string): void;
    stop(): void;
    setup(): Promise<void>;
    private resolveDirectory;
    private appendLoopArgs;
    private buildEnv;
}