import { MaskPointUnion } from './index';
export declare type MaskPositionUnion = MaskPosition;
/** Position on a photo where a mask should be placed */
export interface MaskPosition {
    _: 'maskPosition';
    /** Part of the face, relative to which the mask should be placed */
    point: MaskPointUnion;
    /**
     * Shift by X-axis measured in widths of the mask scaled to the face size, from left
     * to right. (For example, -1.0 will place the mask just to the left of the default
     * mask position)
     */
    xShift: number;
    /**
     * Shift by Y-axis measured in heights of the mask scaled to the face size, from top
     * to bottom. (For example, 1.0 will place the mask just below the default mask position)
     */
    yShift: number;
    /** Mask scaling coefficient. (For example, 2.0 means a doubled size) */
    scale: number;
}