import { Unsubscribe } from 'nanoevents';
import { Session } from 'src/session';
import { Stream } from 'src/stream';
import { ReadFn, UpdateFn } from 'src/state';
import { AVStreamPublisher } from './avstream_publisher';
import { Participant } from 'src';
export interface Events {
    registered: (participantId: Participant['id'], streamKey: Stream['key']) => void;
    will_unregister: (participantId: Participant['id'], streamKey: Stream['key']) => void;
    unregistered: (participantId: Participant['id'], streamKey: Stream['key']) => void;
    audio_activity: (participantId: Participant['id'], streamKey: Stream['key']) => void;
    track_enabled: (participantId: Participant['id'], streamKey: Stream['key'], kind: 'audio' | 'video') => void;
    track_disabled: (participantId: Participant['id'], streamKey: Stream['key'], kind: 'audio' | 'video') => void;
    track_censored: (participantId: Participant['id'], streamKey: Stream['key'], kind: 'audio' | 'video') => void;
    track_uncensored: (participantId: Participant['id'], streamKey: Stream['key'], kind: 'audio' | 'video') => void;
}
export interface StreamRegister {
    register: (key: Stream['key'], tracks?: {
        audio?: MediaStreamTrack;
        video?: MediaStreamTrack;
    }, options?: {
        enableSimulcast?: boolean;
    }) => Promise<void>;
    update: (key: Stream['key'], tracks?: {
        audio?: MediaStreamTrack;
        video?: MediaStreamTrack;
    }, options?: {
        enableSimulcast?: boolean;
    }) => Promise<void>;
    unregister: (key: Stream['key']) => Promise<void>;
    forceUnregister: (participantId: Participant['id'], key: Stream['key']) => Promise<void>;
    getPublisherId: (streamId: Stream['id']) => number;
    getAVStreamPublisher: (key: Stream['key']) => AVStreamPublisher | undefined;
    on<E extends keyof Events>(event: E, callback: Events[E]): Unsubscribe;
}
export declare const initStreamRegister: ({ session, state, }: {
    session: Session;
    state: {
        read: ReadFn;
        update: UpdateFn;
    };
}, callbacks: {
    onMixedAudioTrack: (track: MediaStreamTrack) => void;
}) => Promise<StreamRegister>;