import { Observable } from 'rxjs';
export interface UploadFileOptions {
  path?: string;
  filename?: string;
  ext?: string;
  firebaseApp?: object;
}
export declare class ObservableUploadTask {
  uploading$: Observable<boolean>;
  progress$: Observable<number>;
  constructor(file: string, opts: UploadFileOptions);
  upload(firebaseApp?: object): Promise<string>;
  pause(): Promise<void>;
  resume(): Promise<void>;
  cancel(): Promise<void>;
}