Camera with Python

A Python project using OpenCV and MediaPipe for real-time hand and face detection via webcam.

Features

• Hand Detection: Detection and tracking of up to 4 hands simultaneously
• Face Detection: Face detection with bounding boxes
• Real-time Interface: Live display via webcam

Project Files

• cam.py: Complete version with hand AND face detection
• camera.py: Simplified version with hand detection only

Installation

Prerequisites

• Python 3.7 or higher
• Connected webcam

Virtual Environment Setup

Windows

# Create virtual environment
python -m venv venv

# Activate virtual environment
venv\Scripts\activate

# Deactivate (when done)
deactivate

Linux/macOS

# Create virtual environment
python3 -m venv venv

# Activate virtual environment
source venv/bin/activate

# Deactivate (when done)
deactivate

Install Dependencies

pip install -r requirements.txt

Usage

Complete Version (hands + faces)

python cam.py

Simplified Version (hands only)

python camera.py

Controls

• Press 'a' to quit the application
• Camera window displays in real-time

Main Dependencies

• OpenCV: Image processing and video capture
• MediaPipe: Hand and face detection
• NumPy: Numerical computations

Technical Notes

• Default resolution: 640x480 pixels
• Minimum detection confidence: 0.7
• Minimum tracking confidence: 0.4
• Support for up to 4 hands simultaneously