import { Buffer } from 'node:buffer';
/**
 * Packs image data with specified color type and bit depth
 */
export declare function bitPacker(dataIn: Buffer, width: number, height: number, options: BitpackOptions): Buffer;
declare interface BitpackOptions {
  colorType: number
  inputColorType: number
  bitDepth: 8 | 16
  inputHasAlpha?: boolean
  bgColor?: {
    red?: number
    green?: number
    blue?: number
  }
}
// Default export for backward compatibility
export default bitPacker;