export declare class CorrelationTracker {
    constructor(a?: number, b?: number, c?: number, d?: number, e?: number, f?: number, g?: number, h?: number);
    startTrack(img: Array2D, bbox: Rectangle): void;
    predict(img: Array2D): Rectangle;
    update(img: Array2D, guess: Rectangle): Rectangle;
    getPosition(): Rectangle;
}
export declare class Rectangle {
    constructor(l: number, t: number, r: number, b: number);
    left: Readonly<number>;
    right: Readonly<number>;
    top: Readonly<number>;
    bottom: Readonly<number>;
    width: Readonly<number>;
    height: Readonly<number>;
}
export declare class Array2D {
    constructor();
    constructor(h: number, w: number);
    setSize(h: number, w: number): void;
    set(y: number, x: number, value: number[]): void;
    width: Readonly<number>;
    height: Readonly<number>;
}
export interface dlib {
    CorrelationTracker: typeof CorrelationTracker;
    Array2D: typeof Array2D;
    Rectangle: typeof Rectangle;
    readImageData(pointer: number, width: number, height: number): Array2D;
    HEAP8: Int8Array;
    _malloc(size: number): number;
    _free(pointer: number): void;
    then(callback: Function): void;
}