import type { Eases } from '../../../types';
export declare const stepValueToPercentage: (stepKey: string) => number;
export declare const timeToNumber: (time: string) => number;
export declare const processTimingFunction: () => Eases;
export declare const parseValue: (value: string, key: string, styles: CSSStyleDeclaration) => number | number[] | undefined;
export declare const arrayToRgba: ([r, g, b, a]: number[]) => string;