Auto-Caption Generation: Whisper + FFmpeg in a Node.js Worker

📰 Dev.to · Kyle White

Learn to generate auto-captions for short-form videos using Whisper and FFmpeg in a Node.js worker

intermediate Published 2 Apr 2026
Action Steps
  1. Install Node.js and FFmpeg on your system
  2. Run npm install to install required dependencies
  3. Configure a Node.js worker to use Whisper for speech recognition
  4. Use FFmpeg to process video files and extract audio
  5. Apply auto-caption generation using the configured worker
Who Needs to Know This

Developers and video content creators can benefit from this tutorial to automate caption generation for social media videos

Key Insight

💡 Automating caption generation can increase video engagement by 25% or more

Share This
📹 Auto-generate captions for short-form videos using Whisper + FFmpeg in Node.js! 💻

Full Article

Captions are no longer optional for short-form video. Studies consistently show 85%+ of social media...
Read full article → ← Back to Reads

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