import { RefObject } from "react";
export interface EnvironmentInfo {
    type: string;
    os: string;
    osVersion: string;
    browser: string;
    browserVersion: string;
    userAgent: string;
}
export interface DeviceInfo {
    screenWidth: number;
    screenHeight: number;
}
export declare function getEnvironmentInfo(): EnvironmentInfo;
export declare function getDeviceInfo(): DeviceInfo;
export declare function getRefSize(ref: RefObject<HTMLVideoElement | HTMLDivElement>): {
    width: string | number;
    height: string | number;
};
export declare function isInApp(): boolean;
export declare function getBrowserName(): string;