import { type Readable } from 'node:stream';
interface ConvertImageOptions {
    resolution?: number;
    outType?: 'png' | 'tiff';
}
/**
 * Converts a PDF file to TIFF/PNG using ImageMagick.
 * ImageMagick and Ghostscript must be installed on the system.
 * @param inputStream - Content of the input file.
 * @param options - Options
 */
declare const convertImage: (inputStream: Readable, options?: ConvertImageOptions) => Promise<NonSharedBuffer>;
export default convertImage;