import type { Format } from '../index.js';
/**
 * A Browser compatible Gzip compression function
 * @param bytes - the data to decompress
 * @param format - the format of the data. Defaults to 'gzip'
 * @returns - the decompressed data
 */
export declare function compressStream(bytes: Uint8Array, format?: Format): Promise<Uint8Array>;
/**
 * A Browser compatible Gzip decompression function
 * @param bytes - the data to decompress
 * @param format - the format of the data. Defaults to 'gzip'
 * @returns - the decompressed data
 */
export declare function decompressStream(bytes: Uint8Array, format?: Format): Promise<Uint8Array>;
/**
 * Each {@link ZipItem} can have its decompressed bytes read by calling its `read()` method,
 * which'll give either `Uint8Array` _or_ `Promise<Uint8Array>` (as it's possible to be sync).
 */
export interface ZipItem {
    filename: string;
    comment: string;
    read: () => Promise<Uint8Array> | Uint8Array;
}
/**
 * Iterate over the items in a zip file. See {@link ZipItem}.
 * @param raw - the raw data to read
 * @yields {ZipItem}
 */
export declare function iterZipFolder(raw: Uint8Array): Generator<ZipItem, void, void>;
/**
 * Decompress the LZW data
 * @param buffer - The LZW data
 * @returns - The decompressed data
 */
export declare function lzwDecoder(buffer: ArrayBufferLike): ArrayBufferLike;
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