photo

📸 Photo

Perspective correction and image alignment tool for OCR and AI preprocessing.

🚀 Features

• 4-Point Perspective Correction — Select corners, straighten documents
• Automatic Edge Detection — Smart document boundary detection
• Rotation & Deskew — Fix tilted scans
• Crop & Export — Save corrected images
• Real-time Preview — See results before applying
• Touch Support — Works on tablets

🛠️ Tech Stack

• Pure HTML/CSS/JavaScript
• Canvas-based image manipulation
• Homography transformation
• No external dependencies

📖 Usage

1. Open `index.html` in your browser
2. Load an image (drag & drop or file picker)
3. Click the 4 corners of the document
4. Adjust if needed
5. Export the corrected image

🎓 Use Cases

• OCR Preprocessing — Straighten documents before text recognition
• AI Input — Normalize images for machine learning
• Document Scanning — Fix perspective from phone photos
• Archive Digitization — Correct old scanned documents

📄 License

MIT

👤 Author

Eric PERRET — GitHub