/** @format */
import { Color } from '../../color/color.js';
import { DecodeInfo } from '../decode-info.js';
import { PnmFormat } from './pnm-format.js';
/**
 * Class representing PNM (Portable Any Map) image information.
 * Implements the DecodeInfo interface.
 */
export declare class PnmInfo implements DecodeInfo {
    /**
     * The width of the image canvas.
     */
    private _width;
    /**
     * Gets the width of the image canvas.
     * @returns {number} The width of the image canvas.
     */
    get width(): number;
    /**
     * Sets the width of the image canvas.
     * @param {number} v - The width of the image canvas.
     */
    set width(v: number);
    /**
     * The height of the image canvas.
     */
    private _height;
    /**
     * Sets the height of the image canvas.
     * @param {number} v - The height of the image canvas.
     */
    set height(v: number);
    /**
     * Gets the height of the image canvas.
     * @returns {number} The height of the image canvas.
     */
    get height(): number;
    /**
     * The suggested background color of the canvas.
     */
    private _backgroundColor;
    /**
     * Gets the suggested background color of the canvas.
     * @returns {Color | undefined} The background color of the canvas.
     */
    get backgroundColor(): Color | undefined;
    /**
     * The number of frames that can be decoded.
     */
    private _numFrames;
    /**
     * Gets the number of frames that can be decoded.
     * @returns {number} The number of frames.
     */
    get numFrames(): number;
    /**
     * The format of the PNM image.
     */
    private _format;
    /**
     * Gets the format of the PNM image.
     * @returns {PnmFormat} The format of the PNM image.
     */
    get format(): PnmFormat;
    /**
     * Initializes a new instance of the PnmInfo class.
     * @param {PnmFormat} format - The format of the PNM image.
     */
    constructor(format: PnmFormat);
}