Added Readme file

Author: mahipalimkar

3d_pose_estimation/README.md

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+# Real-Time 3D Pose Estimation
+
+This project implements real-time 3D pose estimation using MediaPipe and OpenCV. It captures video from a webcam, detects human pose landmarks in 3D, and sends the landmark data to a Unity application via UDP.
+
+## Table of Contents
+- [Features](#features)
+- [Requirements](#requirements)
+- [Installation](#installation)
+- [Usage](#usage)
+- [Code Overview](#code-overview)
+- [License](#license)
+
+## Features
+- Real-time detection of 3D pose landmarks using MediaPipe.
+- Visualization of detected landmarks on the webcam feed.
+- Sending 3D landmark coordinates to a Unity application via UDP for further processing or visualization.
+- Option to terminate the program by pressing the 'q' key.
+
+## Requirements
+- Python 3.x
+- OpenCV
+- MediaPipe
+- NumPy
+- JSON
+- Socket
+