import * as ort from "onnxruntime-node";
import type { CoreCanvas, PlatformProvider } from "../core/platform.js";
export declare class NodePlatformProvider implements PlatformProvider<CoreCanvas> {
    readonly pathSeparator: string;
    readonly ort: typeof ort;
    createCanvas(width: number, height: number): CoreCanvas;
    isCanvas(image: unknown): image is CoreCanvas;
    loadResource(source: string | ArrayBuffer | undefined, defaultUrl: string): Promise<ArrayBuffer>;
    saveDebugImage(canvas: CoreCanvas, filename: string, outputDir: string): Promise<void>;
    readonly imageProcessor: {
        prepareCanvas: (image: unknown) => Promise<CoreCanvas>;
        ImageProcessor: any;
        Contours: any;
        cv: any;
    };
}