/**
 * Cross-runtime compression abstraction
 *
 * Uses:
 * - Node.js: zlib module (native, full brotli support)
 * - Deno/Bun: CompressionStream API (Web Standard)
 */
import type { TCompressionAlgorithm } from '../utils/index.js';
export interface ICompressionProvider {
    /**
     * Compress data to Uint8Array
     */
    compress(data: Uint8Array, algorithm: TCompressionAlgorithm, level?: number): Promise<Uint8Array>;
    /**
     * Compress a ReadableStream
     */
    compressStream(stream: ReadableStream<Uint8Array>, algorithm: TCompressionAlgorithm, level?: number): ReadableStream<Uint8Array>;
    /**
     * Get supported algorithms for this runtime
     */
    getSupportedAlgorithms(): TCompressionAlgorithm[];
}
/**
 * Create appropriate compression provider for the current runtime
 */
export declare function createCompressionProvider(): ICompressionProvider;
/**
 * Get the singleton compression provider
 */
export declare function getCompressionProvider(): ICompressionProvider;