import WorkerPool from './WorkerPool';
export declare const imageFetchWorkerKey = "core-fetch-image";
export declare function setWorkerPool(pool: WorkerPool): void;
export declare function getWorkerPool(): WorkerPool;
export declare function setWorkersCreated(): void;
export declare function workersHasCreated(): boolean;
export declare function adapterHasCreated(workerKey: string): boolean;
export declare function pushAdapterCreated(workerKey: string): void;
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