declare const DEFAULT_PORTS: {
    http: number;
    https: number;
    legacy: {
        http: number;
        https: number;
    };
    ws: number;
    wss: number;
    hls: {
        http: number;
        https: number;
    };
};

declare function notEmpty(obj: any): boolean;
declare function trace(str: string): void;
declare function field(name: string): string;
declare function setDefaultPort(port: number | undefined, value: number): number;
declare function getPortsConfig(): typeof DEFAULT_PORTS;
declare function getWebPort(): number;
declare function getWebProtocol(): string;
declare function getWsPort(): number;
declare function getWsProtocol(): string;
declare function getHlsPort(): number;
declare function setURL(): string;
declare function getUrlParam(name: string): string | null;
declare function getHLSUrl(): string;
declare function getAdminUrl(): string;
declare function getRestUrl(hostName?: string, hostPort?: number): string;
declare function getWebsocketUrl(hostName?: string, hostPort?: number): string;
declare function detectIE(): boolean;
declare function detectFlash(): void;
declare function createUUID(length: number): string;
declare function resizeVideo(video: HTMLVideoElement | HTMLCanvasElement, width?: number, height?: number): void;
declare function downScaleToFitSize(videoWidth: number, videoHeight: number, dstWidth: number, dstHeight: number): { w: number; h: number; };
declare function setWebkitFullscreenHandlers(video: HTMLVideoElement, startFullScreen?: boolean): void;
declare function canWebkitFullScreen(video: HTMLVideoElement): boolean;
declare const setText: (id: string, text: string) => void;
declare const setValue: (id: string, value: string) => void;
declare const getValue: (id: string) => string | null;
declare const setAttribute: (id: string, attribute: string, value: string) => void;
declare const getAttribute: (id: string, attribute: string) => string | null;
declare const setCheckbox: (id: string, value: boolean) => void;
declare const getCheckbox: (id: string) => boolean | null;
declare const showItem: (id: string) => void;
declare const hideItem: (id: string) => void;
declare const disableItem: (id: string) => void;
declare const enableItem: (id: string) => void;
declare const setHandler: (id: string, event: string, handler: EventListenerOrEventListenerObject, previous?: EventListenerOrEventListenerObject | null) => void;
declare const closest: (id: string, selector: string) => Element | null;
declare const showProps: (object: object) => void;

export {
    trace
};