import { RefObject } from 'react';
import { Landmark } from '../model/types.js';
interface UseBlurMetricsOptions {
    videoRef: RefObject<HTMLVideoElement | null>;
    landmarks: readonly Landmark[] | null;
    enabled: boolean;
    intervalMs?: number;
}
interface BlurMetrics {
    blur: number;
    blurDelta: number;
}
export declare function useBlurMetrics({ videoRef, landmarks, enabled, intervalMs, }: UseBlurMetricsOptions): BlurMetrics;
export {};
//# sourceMappingURL=use-blur-metrics.d.ts.map