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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