import type { ImageMetadata } from "../types.ts";
export declare function isWebp(buf: Uint8Array): boolean;
export declare function readWebpMetadata(buf: Uint8Array): ImageMetadata;
export declare function writeWebpMetadata(buf: Uint8Array, meta: ImageMetadata): Uint8Array;
/**
 * Strip XMP and EXIF metadata (privacy / size). The ICC colour profile and all
 * image data are preserved; pixels are never re-encoded.
 */
export declare function removeWebpMetadata(buf: Uint8Array): Uint8Array;