compress-pdf

This library provides compress your PDFs using ghostscript

Installation

Download ghostscript binaries available in releases page inside this repository. Example name: gs_10.01.linux/windows.zip or run: npx compress-pdf --fetchBinaries [win32/linux] to download binaries to inside lib_folder/bin/gs

Then, extract and appoint:

npm install compress-pdf

yarn add compress-pdf

Code Usage

import path from 'path';
import fs from 'fs';
import { compress } from 'compress-pdf';

/**
 * After this run:
 * `npx compress-pdf --fetchBinaries [win32/linux]`
 * This will download properly binaries to your current os.
 */

(async () => {
  const pdf = path.resolve(__dirname, 'A17_FlightPlan.pdf');
  const buffer = await compress(pdf);

  const compressedPdf = path.resolve(__dirname, 'compressed_pdf.pdf');
  await fs.promises.writeFile(compressedPdf, buffer);
})();

CLI Usage

npx compress-pdf --file [PDF_FILE] --output ./compressed.pdf

Options:
  --file [PDF_FILE] (REQUIRED)
  --output [COMPRESSED_PDF_FILE] (REQUIRED)
  --resolution [ebook/printer/screen/prepress]
  --compatibilityLevel [NUMBER] The compatibility pdf level
  --binPath [DIRECTORY] The directory of ghostscript binaries. Default is lib_folder/bin/gs
  --fetchBinaries [win32/linux] Download binaries to default binaries path

You can see examples in examples folder

License

This project is under MIT license, see LICENSE.md for details.