import type { IFileReference, IMediaFile } from "../types";
import { Timeline } from "./timeline";
import { TimeUnit } from "./timeUnit";
export declare abstract class MediaFile extends Timeline implements IMediaFile {
    duration: number;
    file: IFileReference;
    constructor(file?: IFileReference, duration?: number, name?: string, timeUnit?: TimeUnit);
    toXmlObject(): any;
    fromXmlObject(xmlObject: any): this;
}