export declare const getCurrentZoom: () => number;
export declare const setCurrentZoom: (z: number) => void;
export declare const getCurrentFrame: () => number;
export declare const setCurrentFrame: (f: number) => void;
export declare const getCurrentDuration: () => number;
export declare const setCurrentDuration: (d: number) => void;
export declare const getCurrentFps: () => number;
export declare const setCurrentFps: (d: number) => void;