import type { Image } from '../Image.js';
import type { Point } from '../geometry/index.js';
export interface MeanOptions {
    /**
     * Points to calculate mean from.
     */
    points: Point[];
}
/**
 * Compute the mean of an image. The mean can be either computed on each channel
 * individually or on the whole image.
 * @param image - Image to process.
 * @param options - Mean options.
 * @returns The mean pixel.
 */
export declare function mean(image: Image, options?: MeanOptions): number[];
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