import type { CoreCanvas, PlatformProvider } from "../core/platform.js";
/**
 * Web (browser) implementation of PlatformProvider.
 * Uses onnxruntime-web and Canvas API for browser-based inference.
 */
export declare class WebPlatformProvider implements PlatformProvider {
    readonly ort: PlatformProvider["ort"];
    createCanvas(width: number, height: number): CoreCanvas;
    prepareCanvas(image: ArrayBuffer): Promise<CoreCanvas>;
    loadResource(source: string | ArrayBuffer | undefined, defaultUrl: string): Promise<ArrayBuffer>;
    private _runtimeInitialized;
    initRuntime(): Promise<void>;
}
/** Singleton default Web platform provider */
export declare const defaultWebPlatform: WebPlatformProvider;