Interface CurvesOptions

interface CurvesOptions {
    preset?:
        | "none"
        | "color_negative"
        | "cross_process"
        | "darker"
        | "increase_contrast"
        | "lighter"
        | "linear_contrast"
        | "medium_contrast"
        | "negative"
        | "strong_contrast"
        | "vintage";
    master?: string;
    r?: string;
    g?: string;
    b?: string;
}