export type DrawBoxArgs = {
    /** canvas context to draw on */
    context: CanvasRenderingContext2D;
    /** x-axis of the center of the box, in pixel unit */
    x: number;
    /** y-axis of the center of the box, in pixel unit */
    y: number;
    /** width of the box, in pixel unit */
    width: number;
    /** height of the box, in pixel unit */
    height: number;
    /** color of the border of the box, default is `red` */
    borderColor?: string;
    /** line width of the box, in pixel unit, default is 5px */
    lineWidth?: number;
    /** label of the box, e.g. class name, confidence score, etc. */
    label?: {
        text: string;
        /** color of the text label, default is `'white'` */
        fontColor?: string;
        /** background color of the text label, default is `'transparent'` */
        backgroundColor?: string;
        /** font style of the text label, default is `'normal 900 14px Arial, sans-serif'` */
        font?: string;
    };
};
export declare function drawBox(args: DrawBoxArgs): void;