import { PipeTransform } from '@angular/core';
import * as i0 from "@angular/core";
export declare class DurationStrPipe implements PipeTransform {
    transform(duration: number, ...args: unknown[]): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<DurationStrPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<DurationStrPipe, "durationStr", true>;
}