$ npm i ffmpeg-bar

import { FfmpegProgressBar } from 'ffmpeg-bar';
    const bar = new FfmpegProgressBar(yourInputFilePath)
    await bar.exec(command);
    //command: your args ffmpeg command
    //ex: ffmpeg -i input.mp4 -vf scale=200:300 output.mp4 -> ['-i', 'input.mp4', '-vf', 'scale=200:300', 'output.mp4']

import { FfmpegProgressBar } from 'ffmpeg-bar';
    const bar = new FfmpegProgressBar('input.mp4')
    const command = [
      '-i',
      'input.mp4',
      '-vf',
      `scale=200:300`,
      'output.mp4',
  ];
    await bar.exec(command);