import { type Frame } from 'react-native-vision-camera';
import type { Face, FrameProcessorOptions } from '../types';
/**
 * Detect faces in a camera frame
 *
 * @param frame - The camera frame from VisionCamera
 * @param options - Face detection options
 * @returns Array of detected faces
 */
export declare function detectFaces(frame: Frame, options?: Partial<FrameProcessorOptions>): Face[];
/**
 * Check if the face detector plugin is available
 * @returns true if the plugin is registered and available
 */
export declare function isFaceDetectorAvailable(): boolean;
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