import type { Services } from "@visualblocks/custom-node-types";
import type { Pipeline } from "@xenova/transformers";
import { LitElement } from "lit";
export declare enum Devices {
    webgpu = "webgpu",
    wasm = "wasm"
}
export type DevicesType = keyof typeof Devices;
export type ProgressCallbackFunction = (data: any) => void;
/**
 * @abstract
 */
export declare class PipelineSingleton {
    static task?: any;
    static instance: {
        [key: string]: Promise<Pipeline>;
    };
    static getInstance(modelId: string, quantized: boolean, device: DevicesType, progress_callback?: ProgressCallbackFunction): Promise<Pipeline>;
}
export declare class BasePipelineNode extends LitElement {
    singleton: any;
    constructor(singleton: any);
    getInstance(modelId: string, quantized: boolean, device: DevicesType, progress_callback?: ProgressCallbackFunction): any;
    runWithInputs(inputs?: {}, services?: Services): Promise<void>;
}