import type { ColorMatrixAdjustment } from '@flighthq/types/contract';
export declare function createColorMatrixAdjustment(colorMatrix: readonly number[]): ColorMatrixAdjustment;
export declare function getAdjustmentColorMatrix(operation: Readonly<{
    kind: string;
}>): readonly number[] | null;
export declare function isColorMatrixAdjustment(operation: Readonly<{
    kind: string;
}>): operation is ColorMatrixAdjustment;
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