import type { LeafletImageBlock } from "./types.js";
/** Pull the CID string from a leaflet `image` blob field. */
export declare function leafletImageCid(image: unknown): string | null;
/** Build a Bluesky CDN image URL for a leaflet `image` blob. Returns null when
 *  the blob ref is missing. PNG is used to preserve alpha. */
export declare function leafletImageUrl(block: LeafletImageBlock, did: string): string | null;
/** Width ÷ height for layout; falls back to 16∶9 when missing or invalid. */
export declare function leafletImageAspectRatio(block: LeafletImageBlock): number;
//# sourceMappingURL=image.d.ts.map