import { LevelDown as LevelDOWN } from "leveldown";
import { IActiveTopics } from "../pipeProc";
import { IProc } from "../proc";
export declare function collect(db: LevelDOWN, activeTopics: IActiveTopics, activeProcs: IProc[], options: {
    minPruneTime: number;
}, callback: (err?: Error | null) => void): void;