import type { COMPRESSION_EXTENSIONS } from '../constants';
import { COMPRESSION_FORMATS } from '../constants';
export type CompressionFormat = keyof typeof COMPRESSION_FORMATS;
export type CompressionExtension = (typeof COMPRESSION_EXTENSIONS)[number];
export declare function detect_compression_format(filename: string): CompressionFormat | null;
export declare function decompress_data(data: ArrayBuffer | ReadableStream<Uint8Array> | null, format: CompressionFormat): Promise<string>;
export declare function decompress_data_binary(data: ArrayBuffer | ReadableStream<Uint8Array> | null, format: CompressionFormat): Promise<ArrayBuffer>;
export declare function decompress_file(file: File): Promise<{
    content: string;
    filename: string;
}>;