import type { OnDestroy, QueryList } from '@angular/core';
import * as i0 from "@angular/core";
export declare class WebAudioChannelMerger extends ChannelMergerNode implements OnDestroy {
    constructor(inputs: string | null);
    ngOnDestroy(): void;
    protected set channels(channels: QueryList<AudioNode>);
    static ɵfac: i0.ɵɵFactoryDeclaration<WebAudioChannelMerger, [{ attribute: "numberOfInputs"; }]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<WebAudioChannelMerger, "[waChannelMergerNode]", ["AudioNode"], { "channelCount": { "alias": "channelCount"; "required": false; }; "channelCountMode": { "alias": "channelCountMode"; "required": false; }; "channelInterpretation": { "alias": "channelInterpretation"; "required": false; }; }, {}, ["channels"], never, true, never>;
}