/**
 * pdf-image-qr-scanner
 * Library to scan user-uploaded PDF's or images locally and reliably for QR codes using jsQR.
 * @since 0.0.0
 */
/**
 * Scan PDF file and return QR code data.
 *
 * @param {File} FileHandle - File handle of the PDF/Image file to scan.
 * @returns {Promise<string?>} QR Code Data.
 * @since 0.0.0
 */
export declare function scanFile(FileHandle: File): Promise<string | null>;
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