import type { AudioData, ProcessOptions } from "../types.js";
/** Runs full-buffer Signalsmith Stretch processing in a dedicated Web Worker. */
export declare class SignalsmithStretchWorkerClient {
    private readonly worker;
    private readonly pending;
    private nextId;
    private isDisposed;
    private constructor();
    static create(workerUrl?: string | URL): Promise<SignalsmithStretchWorkerClient>;
    get disposed(): boolean;
    process(options: ProcessOptions): Promise<AudioData>;
    dispose(): void;
    private onMessage;
    private rejectAll;
}
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