export declare const brightnessFilter: (val: number) => string;
export declare const contrastFilter: (val: number) => string;
export declare const customSvgFilter: (val: number) => string;
export declare const hueRotateFilter: (val: number) => string;
export declare const invertHueRotateFilter: () => string;
export declare const monochromeFilter: (val: number) => string;
export declare const saturateFilter: (val: number) => string;
export declare const sepiaFilter: (val: number) => string;