export declare const isSimdSupported: () => boolean;
export declare const isBulkMemorySupported: () => boolean;
export declare const env: {
    wasi_snapshot_preview1: {
        proc_exit(): void;
        fd_write(): number;
        fd_close(): void;
        fd_seek(): number;
    };
};
export interface FaceObject {
    rect: [number, number, number, number];
    landmarks: [[number, number], [number, number], [number, number], [number, number], [number, number]];
    score: number;
}
export declare const createCanvas: (width: number, height: number) => HTMLCanvasElement | OffscreenCanvas;
export declare const getWasmFile: (simd?: boolean, bulkMemory?: boolean) => string;
export default class RetinaFace {
    private readonly wasm;
    constructor(wasm: WebAssembly.Instance);
    detect(imageData: ImageData, scale?: number, probThreshold?: number, nmsThreshold?: number): FaceObject[];
    close(): void;
    processImage(image: HTMLImageElement | HTMLCanvasElement, rect?: {
        left?: number;
        top?: number;
        width?: number;
        height?: number;
    }, width?: number, height?: number): [ImageData, number];
}
export declare class NcnnModel {
    private readonly wasm;
    private readonly net;
    private readonly extractNames;
    private readonly extractMemory;
    constructor(wasm: WebAssembly.Instance, params: string, bin: ArrayBuffer, extractNames: string[], extractMemory: number[]);
    inference(imageData: ImageData, std?: number): Float32Array[];
    close(): void;
}