import { type StreamOptions, type StreamResult } from './streaming/index.js';
/**
 * Read file using streaming (memory-efficient for large files)
 *
 * @param filePath Path to file
 * @param processor Callback to process each chunk
 * @param options Streaming options (chunkSize, progress callbacks, cancellation)
 * @returns Stream result with bytes processed and duration
 */
export declare function readFileStreaming(filePath: string, processor: (chunk: Buffer, index: number) => Promise<void>, options?: StreamOptions): Promise<StreamResult>;
/**
 * Write file using streaming (memory-efficient for large files)
 *
 * @param filePath Path to file
 * @param chunks Async iterable of buffers to write
 * @param options Streaming options
 * @returns Stream result with bytes written and duration
 */
export declare function writeFileStreaming(filePath: string, chunks: AsyncIterable<Buffer>, options?: StreamOptions): Promise<StreamResult>;
/**
 * Copy file using streaming (memory-efficient)
 *
 * @param sourcePath Source file path
 * @param destPath Destination file path
 * @param options Streaming options
 * @returns Stream result
 */
export declare function copyFileStreaming(sourcePath: string, destPath: string, options?: StreamOptions): Promise<StreamResult>;
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