import type { PDSImage } from '../../interfaces/PdsImage';
/**
 * Parses and provides pixel-level access to a PDS4 `Array_2D_Image` product.
 *
 * A PDS4 dataset consists of an XML label (parsed by {@link parseXML})
 * and a binary image file. The constructor reads all required parameters
 * from the XML and validates that an `Array_2D_Image` element exists.
 */
export declare class PDS4Image implements PDSImage {
    width: number;
    height: number;
    private readonly view;
    private readonly dataType;
    private readonly offsetBytes;
    private readonly scaling;
    private readonly valueOffset;
    /**
     * Compiles a PDS4 image from the given XML header and binary data.
     * @param xml PDS Header XML data.
     * @param buffer PDS Image Data.
     */
    constructor(xml: Document, buffer: ArrayBuffer);
    /**
     * Returns the calibrated pixel value at column `x`, row `y`.
     * The raw sample is multiplied by `scaling_factor` and added to `value_offset`.
     *
     * @param x - Zero-based column index.
     * @param y - Zero-based row index.
     */
    getPixel(x: number, y: number): number;
    private getBytesPerSample;
    /**
     * Decodes all pixels into a row-major {@link Float32Array}.
     * The length equals `width × height`.
     */
    toFloat32Array(): Float32Array;
}