import React, { MutableRefObject } from "react";
import { Dispatch, SetStateAction } from "react";
import { ModelPrediction } from "./types/Model";
import { CardScanApi } from "../types/types";
import { PerformanceData } from "../types/general.types";
import AdaptiveThreshold from "../utils/AdaptiveThreshold";
import { ScanGuidance, ScanGuidanceUI } from "../utils/ScanGuidance";
export declare const scanHandler: (videoRefBg: React.RefObject<HTMLVideoElement>, frameDivRef: React.RefObject<HTMLDivElement>, captureCanvasRef: React.RefObject<HTMLCanvasElement>, detectionCanvasRef: React.RefObject<HTMLCanvasElement>, debugCanvasLatestRef: React.RefObject<HTMLCanvasElement>, debugCanvasBestRef: React.RefObject<HTMLCanvasElement>, scanCountRef: React.MutableRefObject<number>, performanceCountRef: React.MutableRefObject<number>, topPredictions: React.MutableRefObject<ModelPrediction[]>, getPerformanceData: () => PerformanceData, setLatestScore: Dispatch<SetStateAction<number>>, setLatestLaplacian: Dispatch<SetStateAction<number>>, setBestScore: Dispatch<SetStateAction<number>>, setBestClass: Dispatch<SetStateAction<ModelPrediction | null>>, setLastClass: Dispatch<SetStateAction<string>>, setBestLaplacian: Dispatch<SetStateAction<number>>, setModelState: Dispatch<SetStateAction<string>>, setScanDebugState: Dispatch<SetStateAction<string>>, setScanProgress: Dispatch<SetStateAction<number>>, flipHorizontal: boolean | undefined, flipVertical: boolean | undefined, scanCaptureBuffer: any, adaptiveThreshold: AdaptiveThreshold, onError: any, scanProgress: any, softMaxUploads: any, bufferSize: any, videoMetadata: any, cardScanApi: React.MutableRefObject<CardScanApi | null>, cardIdRef: any, stateMachineState: any, stateMachineSend: any, metricsDumpRef: MutableRefObject<string[]>, guidanceUI: MutableRefObject<ScanGuidanceUI>, scanGuidance: MutableRefObject<ScanGuidance>, handleGuidanceUI: (newGuideMessage: string, guideColor: "detected" | "notDetected") => void, debugMenu?: boolean) => void;