import type { ColdCode } from "../core/types.js";
import type { Versionage } from "../tables/table-types.js";
import type { CounterGroupLike } from "./primitive.js";
import { Structor } from "./structor.js";
/** True when counter code belongs to typed-media tuple families. */
export declare function isMediarCode(code: string): boolean;
/**
 * Typed-media structor primitive.
 *
 * KERIpy substance: `Mediar` materializes media metadata/value tuple groups
 * used in blinded media attachments and related CESR payload envelopes.
 *
 * Maintainer note:
 * - this class owns counted-group transport framing only
 * - semantic disclosure helpers live in `disclosure.ts`
 * - the semantic fixed-field record carried by these groups is `TypeMedia`
 *   from `structing.ts`
 */
export declare class Mediar extends Structor {
    constructor(init: Structor | ConstructorParameters<typeof Structor>[0]);
    /** Hydrate a `Mediar` from an already parsed counter-group node. */
    static fromGroup(group: CounterGroupLike, sourceDomain?: Extract<ColdCode, "txt" | "bny">): Mediar;
}
/** Parse and validate typed-media attachment groups. */
export declare function parseMediar(input: Uint8Array, version: Versionage, cold: Extract<ColdCode, "txt" | "bny">): Mediar;
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