import EnhancedEventEmitter from '../../EnhancedEventEmitter';
import Logger from '../Logger';
import PeersStorage from '../PeersStorage';
import ChannelAudioObserverMissingProducerRestorer from './ChannelAudioObserverMissingProducerRestorer';
declare class ChannelAudioObserverEventHandler {
    #private;
    private readonly peersStorage;
    private readonly clientEventEmitter;
    private readonly channelAudioObserverMissingProducerRestorer;
    constructor(peersStorage: PeersStorage, clientEventEmitter: EnhancedEventEmitter, channelAudioObserverMissingProducerRestorer: ChannelAudioObserverMissingProducerRestorer, loggerFactory: (namespace: string) => Logger);
    handle(data: string): void;
    private handleDominantSpeaker;
    private handlePeerVolumes;
    private handleSilence;
    private watchPeersLeave;
    private setActiveSpeaker;
    private static validateEventPayload;
    static throwInvalidPayload(): void;
}
export default ChannelAudioObserverEventHandler;