import { PipeTransform } from '@angular/core';
import { TranslateService } from '@ngx-translate/core';
import * as i0 from "@angular/core";
export declare class QdFileSizePipe implements PipeTransform {
    private translate?;
    constructor(translate?: TranslateService);
    transform(bytes: number | null | undefined): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<QdFileSizePipe, [{ optional: true; }]>;
    static ɵpipe: i0.ɵɵPipeDeclaration<QdFileSizePipe, "qdFileSize", false>;
}
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