import { MixerConnection } from '../mixer-connection';
import { MixerStore } from '../state/mixer-store';
export type MuteGroupID = number | 'all' | 'fx';
/**
 * Represents a MUTE group and related mute groupings like "MUTE ALL" and "MUTE FX"
 */
export declare class MuteGroup {
    private conn;
    private store;
    readonly id: MuteGroupID;
    private groupIndex;
    constructor(conn: MixerConnection, store: MixerStore, id: MuteGroupID);
    private mgMask$;
    /** MUTE state of the group */
    readonly state$: import('rxjs').Observable<boolean>;
    /** Mute the MUTE group */
    mute(): void;
    /** Unmute the MUTE group */
    unmute(): void;
    /** Toggle the MUTE group */
    toggle(): void;
    private setMgMask;
}