import type { OnDestroy } from '@angular/core';
import type { AudioParamInput } from '../types/audio-param-input';
import * as i0 from "@angular/core";
export declare class WebAudioDynamicsCompressor extends DynamicsCompressorNode implements OnDestroy {
    attackParam?: AudioParamInput;
    kneeParam?: AudioParamInput;
    ratioParam?: AudioParamInput;
    releaseParam?: AudioParamInput;
    thresholdParam?: AudioParamInput;
    constructor(attackArg: string | null, kneeArg: string | null, ratioArg: string | null, releaseArg: string | null, thresholdArg: string | null);
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<WebAudioDynamicsCompressor, [{ attribute: "attack"; }, { attribute: "knee"; }, { attribute: "ratio"; }, { attribute: "release"; }, { attribute: "threshold"; }]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<WebAudioDynamicsCompressor, "[waDynamicsCompressorNode]", ["AudioNode"], { "channelCount": { "alias": "channelCount"; "required": false; }; "channelCountMode": { "alias": "channelCountMode"; "required": false; }; "channelInterpretation": { "alias": "channelInterpretation"; "required": false; }; "attackParam": { "alias": "attack"; "required": false; }; "kneeParam": { "alias": "knee"; "required": false; }; "ratioParam": { "alias": "ratio"; "required": false; }; "releaseParam": { "alias": "release"; "required": false; }; "thresholdParam": { "alias": "threshold"; "required": false; }; }, {}, never, never, true, never>;
}