pdf-export-images/dist/cli.js

exports images from a pdf file to disk via CLI

#!/usr/bin/env node
import { exportImagesEvents } from './index.js';
const args = process.argv.slice(2);
const [file, dir = '.'] = args;
const help = `Usage: pdf-export-images <file> [dir]

Exports images from a PDF file to disk.

Arguments:
  file        path to PDF file
  dir         image destination directory (default: ".")

Options:
  -h, --help  display help for command`;
if (args.includes('-h') || args.includes('--help')) {
    console.log(help);
}
else if (!file) {
    console.warn('Missing PDF source path argument!');
    console.log(help);
}
else {
    exportImagesEvents(file, dir)
        .on('load', event => console.log('Exporting images from', event.pageCount, 'pages...'))
        .on('image', ({ file, width, height }) => console.log(file, `(${width}x${height})`))
        .on('error', console.error)
        .on('done', images => console.log(images.length, 'images exported'));
}
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