PDF to Audio System
About This Project
A web application that extracts text from PDF documents and converts it to audio using text-to-speech technology. Users can upload PDFs, listen to the audio output, adjust playback speed, and download the generated audio files. Useful for accessibility and learning.
Key Features
- PDF upload and text extraction
- Text-to-speech conversion
- Multiple voice options
- Adjustable playback speed
- Audio download in MP3 format
- Page-by-page navigation
- Text highlighting during playback
- History of converted documents
How It's Built
Design the Database Schema
Create MongoDB collections for users, documents, audioFiles, and conversionHistory. Store file references and metadata.
Build PDF Text Extraction
Use pdf-parse or pdf.js to extract text from uploaded PDF files. Handle multi-page documents and formatting.
Implement Text-to-Speech
Integrate Google Cloud TTS or a similar service to convert extracted text to audio. Support multiple voices and languages.
Build the Backend API
Set up Node.js with Express with file upload handling. Create endpoints for PDF upload, conversion, and audio streaming.
Build the React Frontend
Create an interface with PDF upload, audio player with controls, text display, and conversion history.
Add Audio Player Features
Build a custom audio player with playback speed control, page navigation, and text highlighting synchronization.
Deploy and Test
Deploy to cloud hosting with file storage. Test PDF extraction, TTS conversion, and audio playback.
Need Help With This Project?
Need a PDF to audio converter? We can build an accessibility tool for converting documents to speech!