import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class ImageService {
    compress(file: File, maxWidth?: number, maxHeight?: number): Observable<File>;
    private findRatio;
    static ɵfac: i0.ɵɵFactoryDeclaration<ImageService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ImageService>;
}