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    • Robot Operating System for Beginners Basics Motion and OpenCV

    ROS for Beginners: Basics, Motion, and OpenCV

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    Udemy

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    Mode

    Online

    Fees

    ₹ 3099

    Quick Facts

    particular details
    Medium of instructions English
    Mode of learning Self study
    Mode of Delivery Video and Text Based

    Course and certificate fees

    Fees information
    ₹ 3,099
    certificate availability

    Yes

    certificate providing authority

    Udemy

    The syllabus

    Introduction

    • What is this course about?
    • About the Instructor

    ROS: How did it revolutionize robotics software development

    • About this section (slides attached to resources)
    • Introduction
    • Why did I decided to use ROS in my work?
    • The Robot Life Cycle
    • ROS Impact
    • Self-Driving Car Use Case
    • ROS Evolution
    • ROS Distributions (version) over Time
    • ROS Architecture
    • ROS Basic Concepts and Demo
    • ROS Communication Paradigms (Topics/Services/ActionLib)
    • ROS Path Planning and Navigation
    • Limitation of ROS
    • ROS2
    • [OPTIONAL] Some Contributions to ROS

    [NEW] Setting your environment with ROS Noetic

    • Install ROS Slides
    • Install ROS Noetic on Ubuntu 20.04
    • Create your catkin workspace with ROS Noetic
    • Clone the right GitHub Repository for the ROS Noetic distribution
    • Testing your installation with C++ nodes
    • Testing and fixing installation with Python nodes
    • [IMPORTANT] BEFORE START WORKING ON THE COURSE

    [LEGACY] Installation & Environment Setup

    • Note about this section
    • [OPTIONAL] ROS Installation Tips
    • The Link to the Pre-Installed Virtual Machine
    • Install a Ubuntu Virtual Machine on Mac-OS using VM-Fusion
    • UPDATE NOTE ABOUT ROS DISTRIBUTION
    • Install ROS (Melodic) on Ubuntu (Bionic)
    • Which Integrated Development Environment (ID) to use with ROS?
    • [UPDATE] Note: My recommendation of editor to use

    Create a ROS Workspace and ROS Package

    • Section Note Update
    • ROS Workspace and ROS Package (Setting up your ROS projects)
    • Wrapping up
    • ROS Workspace and ROS Package
    • Note about the next lecture
    • [LEGACY] Setup ROS (Kinetic+Melodic) Project of the course using GitHub

    [NEW] ROS Computation Graph

    • What is a ROS Computation Graph?
    • ROS Computation Graph Life Cycle
    • Start the ROS Master Node
    • How to run a new node (executable) in ROS?
    • What happens when we start a new ROS node?
    • Adding a teleop node to make the robot move
    • Get the information of a node and the information of a topic
    • The content of the motion message /tutle1/cmd_vel
    • Understand the structure of a ROS message
    • How to show the message structure on ROS command line?
    • Publish a message on a topic from a command line
    • Visualize the ROS Computation Graph using ros_rqt_graph
    • Demo: Starting Turtlesim and checking information about the nodes and topics
    • Demo: Showing the content of ROS messages published
    • Demo: Understand the pose topic
    • Demo: What is the benefit of using ROS?
    • Demo: Publishing a message from a command line using rostopic pub
    • Demo: rqt_graph
    • [Quiz] ROS Computation Graph
    • ROS Filesystem and Ecosystem
    • NOTE
    • [OLD] The ROS Master Node (OPTIONAL - KEPT FOR STUDENT NOTES)
    • [OLD] ROS Computation Graph: Nodes, Topics (OPTIONAL - KEPT FOR STUDENT NOTES)

    ROS Topics

    • ROS Topics Overview
    • Question: what happens if ROS Master crashes?
    • Guidelines to Write a Publisher and a Subscriber in ROS
    • Overview of the Talker/Listener Application (ROS Hello World Example)
    • Write a Publisher Node in Python
    • Write a Subscriber Node in Python
    • [DEMO] Talker/Listener in Python
    • Write a Publisher/Subscriber Node in C++
    • [DEMO] Talker/Listener in C++
    • Do-It-Yourself Assignment Explanation
    • Do-It-Yourself: Write your First ROS Program to Control the Motion of a Robot
    • [OLD-OPTIONAL] Write a ROS Publisher and Subscriber in C++
    • [OLD-OPTIONAL] Write a ROS Publisher and Subscriber in Python

    ROS Messages

    • Create Custom ROS Messages: Overview
    • [Demo] Create a Custom ROS Message: Implementation
    • [DEMO] IoTSensor Custom Message Publisher/Subscriber Applications

    ROS Services

    • What is a ROS Service?
    • Understand ROS Services with Turtlesim
    • [DEMO] ROS Services with Turtlesim
    • Do-It-Yourself: ROS Service Hands-On Practice
    • AddTwoInts Service Overview
    • Create the Service File and Request/Response Messages
    • Write ROS Service (Client/Server) in Python
    • [DEMO] Write ROS Service (Client/Server) in Python
    • [DEMO] Writing a ROS Service (Client/Service) in C++
    • Rectangle Aera ROS Service (with video solution)

    [NEW] Motion in ROS (Updated with ROS Noetic)

    • Note about this updated section
    • Cleaning Application Overview
    • Step 1. Understand Topics and Messages Used in the Application
    • Import the Libraries in Python and C++
    • The Divide and Conquer Approach
    • Move Straight Line (C++/Python)
    • [DEMO] Move Straight Line (C++/Python)
    • Rotate Motion (C++/Python)
    • [Demo] Rotate Motion (C++/Python)
    • Go-To-Goal Behavior
    • [Demo] Go-To-Goal Behavior
    • Set Desired Orientation
    • [Demo] Set Desired Orientation
    • Spiral Trajectory
    • Spiral Trajectory Demo
    • Putting All Together: The Cleaning Application
    • Running Multiple Nodes with a Launch File

    Appendix: Motion in ROS (old videos but still applicable)

    • Cleaning Application Overview
    • Moving in a Straight Line
    • Rotate Left and Right
    • Go to Goal Location
    • Spiral Control and Clearning Application
    • Turtlesim Motion in Python
    • Assignment Solution: Linear Motion in ROS (Python)
    • Assignment Solution: Rotation Motion in ROS (Python)
    • Assignment Solution: Go-to-Goal Motion in ROS (Python)
    • Turtlebot 2 Robot Motion

    ROS Tools & Utilities

    • ROS Network Configuration
    • Launch Files (Part I): Running multiple nodes with roslaunch
    • Launch Files (Part II): including a launch file and define parameters

    Getting Started with Turtlebot3

    • Install Turtlebot3 Simulator
    • Overview of Turtlebot3 Simulation Environment
    • [Demo] Simple Demo with Turtlebot3

    Perception 1: Computer Vision in ROS with OpenCV

    • OpenCV Overview
    • [BEFORE ROS-NOETIC] Install OpenCV for ROS (Melodic/Kinetic)
    • [New] Install OpenCV for ROS Noetic
    • Additional Note about OpenCV installation
    • OpenCV: Open/Save Image Files (Python)
    • OpenCV: Pixels and Image Structure (Python)
    • OpenCV: Image Encoding (Python)
    • OpenCV: Video Streams Input (Python)
    • OpenCV: Drawing Shapes
    • CvBridge: Bridging OpenCV and ROS
    • Simple and Adaptive Thresholding in OpenCV
    • Color Filtering in OpenCV (Tennis Ball use case)
    • Contours Detection and Processing in OpenCV
    • Tennis Ball Detection using OpenCV
    • OpenCV (C++) 
Video Input/Output
    • OpenCV (C++) 
Open and Save Images
    • OpenCV (C++) 
CvBridge: Bridging Images between OpenCV and ROS
    • Computer Vision Project: Ball Tracking with OpenCV and ROS

    Perception 2: laser Range Finders (Laser Scanner)

    • What is a Laser Range Finder?
    • Laser Range Finders Characteristics
    • Laser Range Finders Quiz
    • Commercial Laser Range Finder Devices
    • Laser Scanner Devices used in Demonstrations
    • Connect Asus Live Pro RGBD Camera as a Laser Scanner
    • Connect Hokuyo URG 4LX Laser Scanner with ROS
    • Save Laser Scan Messages into a Bag File and Replay Them
    • Write a ROS Node (Python) as a Subscriber to a Laser Scanner
    • Write a ROS Node (C++) as a Subscriber to a Laser Scanner
    • Hands on-Activity on Laser Scanner

    rosserial: Connecting New Hardware (Arduino) with ROS

    • What is rosserial?
    • What is Arduino?
    • Arduino Uno Board
    • Arduino IDE Overview
    • Install and Setup Arduino IDE
    • Range Sensor and Connection Setup
    • Programming The Ultrasonic Sensor with Arduino
    • Install rosserial libraries
    • rosserial Hello World application: Arduino ROS Publisher
    • rosserial Blink application: Arduino ROS Subscriber
    • rosserial using Arduino Ultrasonic Range Sensor

    Bonus

    • What is next?

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