export function readQRCodeFromImage({ blob, resultWarmup, enableValidation }?: {
    blob: any;
    resultWarmup: any;
    enableValidation?: boolean | undefined;
}): Promise<{
    result: string;
    validateResult: {};
}>;
export default readQRCode;
declare function readQRCode({ canvas, blob, qrScannerResources }: {
    canvas: any;
    blob: any;
    qrScannerResources: any;
}): Promise<string>;