/** @format */
import { HuffmanNode } from './huffman-node.js';
/**
 * Represents a JPEG Huffman tree.
 */
export declare class JpegHuffman {
    /**
     * The children nodes of the Huffman tree.
     */
    private readonly _children;
    /**
     * Gets the children nodes of the Huffman tree.
     * @returns {Array<HuffmanNode | undefined>} The children nodes.
     */
    get children(): Array<HuffmanNode | undefined>;
    /**
     * The current index in the Huffman tree.
     */
    private _index;
    /**
     * Gets the current index in the Huffman tree.
     * @returns {number} The current index.
     */
    get index(): number;
    /**
     * Increments the current index by one.
     */
    incrementIndex(): void;
}