import type { CesrMessage } from "../core/types.js";
import type { AnnotatedFrame, AnnotateOptions } from "./types.js";
/**
 * Render stream-level wrapper groups (GenericGroup/BodyWithAttachmentGroup)
 * so denot round-trips preserve wrapper counters. Returns null when input does
 * not start in a wrapper-oriented domain and caller should use frame rendering.
 */
export declare function renderWrapperAnnotatedStream(input: Uint8Array, options: Required<AnnotateOptions>): string | null;
/** Render parsed CESR frames into line-oriented, human-annotated text blocks. */
export declare function renderAnnotatedFrames(frames: CesrMessage[], options: Required<AnnotateOptions>): AnnotatedFrame[];
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