export declare const REPLAY_JSON_MIME_TYPE = "application/vnd.proctorkit.replay+json";
export declare const REPLAY_GZIP_MIME_TYPE = "application/vnd.proctorkit.replay+json+gzip";
/** Encode one bounded replay window, preferring native streaming gzip. */
export declare function encodeReplayEvents(events: readonly unknown[]): Promise<Blob>;
/** Encode already-serialized events without parsing and stringifying a second
 * in-memory copy of the replay window. */
export declare function encodeSerializedReplayEvents(serializedEvents: readonly string[]): Promise<Blob>;
/** Decode a replay chunk. Exported for SDK diagnostics and codec tests. */
export declare function decodeReplayChunk(blob: Blob): Promise<unknown[]>;
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