import { Matrix } from "../matrix/bit-matrix.js";
import type { EccLevel, MaskId } from "../types/index.js";
/**
 * Evaluates all 8 masks and applies the one with the lowest penalty.
 * Implements the deterministic tie-break (lowest ID).
 */
export declare function selectAndApplyBestMask(matrix: Matrix, ecc: EccLevel): {
    mask: MaskId;
    penalties: number[];
};
export declare function applyMask(matrix: Matrix, maskId: MaskId): void;
export declare function writeFormatInformation(matrix: Matrix, ecc: EccLevel, maskId: MaskId): void;