/// <reference types="node" />
import * as tf from "@tensorflow/tfjs";
export declare type frameResult = {
    index: number;
    totalFrames: number;
    predictions: Array<predictionType>;
    image: HTMLCanvasElement | ImageData;
};
export declare type classifyConfig = {
    topk?: number;
    fps?: number;
    onFrame?: <T>(result: frameResult) => T;
};
interface nsfwjsOptions {
    size?: number;
    type?: string;
}
export declare type predictionType = {
    className: string;
    probability: number;
};
export declare function load(base?: string, options?: {
    size: number;
}): Promise<NSFWJS>;
interface IOHandler {
    load: () => any;
}
export declare class NSFWJS {
    endpoints: string[];
    private options;
    private pathOrIOHandler;
    private model;
    private intermediateModels;
    private normalizationOffset;
    constructor(modelPathBaseOrIOHandler: string | IOHandler, options: nsfwjsOptions);
    load(): Promise<void>;
    infer(img: tf.Tensor3D | ImageData | HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, endpoint?: string): tf.Tensor;
    classify(img: tf.Tensor3D | ImageData | HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, topk?: number): Promise<Array<predictionType>>;
    classifyGif(gif: HTMLImageElement | Buffer, config?: classifyConfig): Promise<Array<Array<predictionType>>>;
}
export {};