import type { Ecc, QrCode } from './qrcodegen';
export declare type Modules = ReturnType<QrCode['getModules']>;
export declare type Excavation = {
    x: number;
    y: number;
    w: number;
    h: number;
};
export declare type ErrorCorrectionLevel = 'L' | 'M' | 'Q' | 'H';
export declare type CrossOrigin = 'anonymous' | 'use-credentials' | '' | undefined;
export declare type ERROR_LEVEL_MAPPED_TYPE = {
    [index in ErrorCorrectionLevel]: Ecc;
};
export declare type ImageSettings = {
    /**
     * The URI of the embedded image.
     */
    src: string;
    /**
     * The height, in pixels, of the image.
     */
    height: number;
    /**
     * The width, in pixels, of the image.
     */
    width: number;
    /**
     * Whether or not to "excavate" the modules around the embedded image. This
     * means that any modules the embedded image overlaps will use the background
     * color.
     */
    excavate: boolean;
    /**
     * The horizontal offset of the embedded image, starting from the top left corner.
     * Will center if not specified.
     */
    x?: number;
    /**
     * The vertical offset of the embedded image, starting from the top left corner.
     * Will center if not specified.
     */
    y?: number;
    /**
     * The opacity of the embedded image in the range of 0-1.
     * @defaultValue 1
     */
    opacity?: number;
    /**
     * The cross-origin value to use when loading the image. This is used to
     * ensure compatibility with CORS, particularly when extracting image data
     * from QRCodeCanvas.
     * Note: `undefined` is treated differently than the seemingly equivalent
     * empty string. This is intended to align with HTML behavior where omitting
     * the attribute behaves differently than the empty string.
     */
    crossOrigin?: CrossOrigin;
};