PiMoji - Fun Eye Tracking with Pi Symbol PiMoji is a computer vision project that detects eyes and overlays a π (Pi) symbol on them using OpenCV and MediaPipe.

• Features Real-time Eye Tracking – Detects eyes using OpenCV or MediaPipe Pi Symbol Overlay – Places a Pi symbol on detected eyes Fun & Interactive – Experiment with different symbols

🛠️ Installation

1️⃣ Clone the Repository

cd PiMoji

2️⃣ Install Dependencies

Ensure you have Python installed, then install the required libraries: pip install opencv-python pip install mediapipe pip install numpy pip install pygame

📌 Usage You have to choose an emoji. The script will open your webcam. It will detect your eyes and place the Pi symbol on them. Can be closed with close option.

🔧 Troubleshooting ⚠️ Pi symbol not appearing? Ensure the PNG file is in the correct directory. ⚠️ MediaPipe detects wrong features? Try adjusting landmark indices. ⚠️ ValueError: shape mismatch? Convert RGBA images to RGB using:

pi_resized = cv2.cvtColor(pi_resized, cv2.COLOR_BGRA2BGR)

📌 Creators & Maintainers: Parishad Pourrajab Sidar Baran Oncel