import { WindowFunctionName } from "fft-windowing-ts";
type WindowFunction = (array: number[], alpha?: number) => number[];
export declare const windowFunctions: Map<WindowFunctionName, WindowFunction>;
export type SmoothingFunction = (array: Float32Array) => Float32Array;
export declare function resolveSmoother(windowType?: WindowFunctionName): SmoothingFunction;
export declare function estimateSmootherAttenuation(windowType: WindowFunctionName | undefined, windowSize: number): number;
export {};