/**
 * Processes the image file and extracts white blocks.
 * @param {File} file - The uploaded image file.
 * @returns {Promise<Array<Array<{ x: number, y: number }>>>} - List of white blocks with pixel coordinates.
 */
declare function processImage(file: string): Promise<Array<Array<{
    x: number;
    y: number;
}>>>;
export { processImage };
