interface PersianCaptchaGeneratorOptions {
    width?: number;
    height?: number;
    length?: number;
    backgroundColor?: string;
    textColor?: string;
    fontSize?: number;
    lineCount?: number;
    dotCount?: number;
    characterSet?: "numbers" | "alphabets" | "both";
}
export declare function persianCaptchaGenerator({ width, height, length, backgroundColor, textColor, fontSize, lineCount, dotCount, characterSet, }: PersianCaptchaGeneratorOptions): Promise<{
    text: string;
    imageBuffer: Buffer<ArrayBufferLike>;
}>;
export {};