import { CfDialogService } from "../../shared";
import { MediaManagerError } from "./mediamanager.component";
import { MediaFiles, MediaManagerConfiguration, MediaManagerFullConfiguration, MediaManagerMediaInfo, MediaManagerMediaType, MediaManagerOptions, MediaManagerValidateFileResult } from "./mediamanager.interfaces";
export declare function isObject(input: any): boolean;
/**
 * Open media manager modal with the given configuration
 *
 * @param dialogService CfDialogService
 * @param configuration `MediaManagerConfiguration`, but `width` and `height` is mandatory, modal will displayed in this size
 */
export declare function openMediaManagerModal(dialogService: CfDialogService, configuration: MediaManagerConfiguration & {
    width: string;
    height: string;
}, mediaFiles?: MediaFiles): void;
/**
 * Load media info depending on the `File` and `MediaType`
 *
 * @param file File
 * @param mediaType `MediaType`
 * @returns
 */
export declare function mediaManagerLoadMediaInfo(file: File, mediaType: MediaManagerMediaType, mediaManagerConfiguration: MediaManagerFullConfiguration): Promise<MediaManagerMediaInfo | null>;
/**
 *
 * @param file File
 * @returns
 */
export declare function mediaManagerValidateFile(file: File, mediaManagerConfiguration: MediaManagerFullConfiguration): Promise<MediaManagerValidateFileResult>;
export declare function validateMediaInfo(mediaManagerMediaInfo: MediaManagerMediaInfo, mediaType: MediaManagerMediaType, options: MediaManagerOptions): MediaManagerError | null;
export declare function createVideoThumbnail(objectUrl: string, numberOfSeekPoints: number, treshold: number, callback: (result: string) => void): void;