import type { StructuredGridImage } from "./document/structured-content/types.js";
import type { CollectionImage } from "./nodes.js";
import type { ImageUrlResolver } from "./types.js";
/**
 * The default image URL resolver: pass through absolute `https` sources, and
 * build a Bluesky CDN URL from a blob CID + the document's author DID. PNG is
 * requested to preserve alpha, matching the app. The CDN serves any PDS blob by
 * `(did, cid)`.
 */
export declare const defaultImageUrlResolver: ImageUrlResolver;
/** Resolve a list of structured grid images to renderable collection images. */
export declare function resolveGridImages(images: Array<StructuredGridImage>, resolve: ImageUrlResolver, authorDid: string | undefined): Array<CollectionImage>;
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