How to Create a VIDEO Chat App | WebRTC Crash Course

🚀 Unlock the Power of WebRTC: In this comprehensive tutorial, I guide you through the process of creating a video calling app using WebRTC from scratch. But that's not all – I also share invaluable insights into debugging your code effectively during the development phase.

👀 What You'll Learn:

Step-by-step instructions on setting up a video calling application with WebRTC.
Essential development tips and best practices for smooth implementation.
Practical debugging techniques to troubleshoot common issues and optimize your code.
Real-world examples and demonstrations to reinforce your learning.

Source Code:

🔗 Connect with me:

Gain a deep understanding of WebRTC and its application in building video chat apps.
Learn effective strategies for debugging code and resolving issues in your projects.
Empower yourself with the skills and knowledge to create your own real-time communication applications.
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🎥 Let's dive into the exciting world of real-time communication and unleash the full potential of WebRTC together! 💻📞

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[CodingInsanely]

Video is still processing upto 4K so for better quality you can watch later also.

[ali-wznz]

00:03 Demo of a video chat app showcasing user creation and connection.
00:50 Introduction to creating a video calling app with WebRTC.
02:03 Introduction to video calling app concepts using examples.
02:48 Audio-video streaming between clients via a server.
04:04 Real-time communication setup between clients using HTTP requests.
04:40 UDP provides fast, real-time connections for video chat apps.
06:05 Data loss in video streaming and file transfers is a critical issue.
06:42 Explains image delivery assurance despite network failures.
07:54 Information exchange is crucial for video chat setup.
08:28 Negotiation process for effective communication in video chat apps.
09:50 Devices need a mechanism to discover each other's IP addresses.
10:24 Understanding private and public IP addresses in video chat apps.
11:42 ICE candidate exchange enables direct peer-to-peer connection.
12:19 Understanding peer-to-peer connections in WebRTC to bypass network restrictions.
13:35 Explaining key concepts for video chat app development.
14:41 Establishing peer-to-peer connection using a signaling server and WebSocket.
15:51 Setting up a server to establish peer-to-peer connections using ICE candidates.
16:30 Initialize Node.js project and create a package.json file.
17:48 Setting up Express and Socket.io for a video chat app.
18:39 Setting up an Express server for video chat application.
20:08 Create a start script to run the server using npm.
20:48 Setting up server request handling on port 9000.
22:14 Instructions for creating a socket connection using socket.io.
23:20 Express app handles HTTP requests and socket connections simultaneously.
25:03 Integrating Socket.io client library into a JavaScript project.
25:44 Create an HTML5 template for video calling functionality.
27:15 Setting up directory name to manage files effectively.
28:08 Converting file paths to URLs and handling directory names.
29:37 Expose the public folder using Express for access.
30:30 Loading Socket.io for WebRTC Client-Side Integration.
32:26 Validate and monitor WebSocket connections for your video chat app.
33:04 Server and socket operate on the same port by default.
35:14 Adding images for a video chat app interface.
35:54 Integrating CSS for styling in the video chat app.
37:45 Implement username handling and browser event listeners in the chat app.
38:24 Implement user connection and socket events for a video chat app.
39:58 Manage user connections to prevent duplicate joins in a video chat app.
40:54 Implement user interface for WebRTC video chat app functionality.
42:40 Connecting users and managing socket events in video chat app.
43:30 Implement user creation and management in the video chat app.
45:20 Implement call options based on username validation.
46:07 Implementing button styling and image creation for video chat app.
47:45 Showcasing users in the video chat app setup.
48:56 Implementing call options for users in a video chat app.
50:36 Creating a peer connection for video chat signaling.
51:15 Creating a peer connection instance in a video chat app.
53:05 Creating a WebRTC peer connection without external libraries.
53:42 Configuring STUN servers for peer-to-peer connections.
55:37 Creating a method to start video streaming in a chat app.
56:40 Stream setup and verification for video calls using WebRTC.
58:19 Updating remote video streams in a WebRTC app.
59:11 Establishing peer connection and handling local and remote streams.
1:00:44 Creating a signaling offer for video call initiation.
1:01:25 Creating a peer connection and generating an offer in a video chat app.
1:03:23 Sending offers to signaling server with WebRTC setup.
1:04:10 Setting up user details and handling offers in WebRTC.
1:05:56 Establishing remote connection by updating peer connection settings.
1:06:38 Setting up signaling for a video chat application.
1:08:30 Handle answer sending in a WebRTC video chat app.
1:09:13 Handle answer signaling for WebRTC connections.
1:10:48 Implementing signaling for WebRTC connections.
1:11:41 Broadcasting ICE candidates to peers in WebRTC.
1:13:41 Establishing WebRTC connections through signaling servers.
1:14:35 Troubleshooting user ID and offer creation errors in video chat app.
1:16:35 Debugging user call issues in a video chat app.
1:18:23 Understanding the correct use of parameters in WebRTC offers.
1:20:12 Establishing a peer-to-peer video call with disconnect options.
1:21:03 Implementing call management and display logic in a video chat app.
1:22:48 Implement socket event handling for call termination.
1:23:54 Implementing an end call function for a video chat app.
1:25:32 Implementing call status notifications for both caller and receiver.
1:26:21 Handling call end events in a video chat application.
1:28:06 Implementing the end call functionality in a video chat app.
1:28:58 Implementing call management in a video chat app.
1:30:55 Set up a video call using WebRTC between two users.
1:31:29 Join video chat on mobile using localhost 9000 setup.
1:33:03 Learned to establish peer-to-peer connections for video chat applications.
1:33:39 Introduction to building a video chat application using WebRTC.

[CodingInsanely]

Video thodi lambi hai kyunki informative aur conceptual hai, achi lagi tu please video like kare

[rishujain]

This video is pure gold. I was struggling with the concepts and code for 4-5 days and this vid solved it
Thanks a lot sir.

[rishabhsharma]

ek number explanation, best video out there for webRTC in terms of explanation of concepts and the best thing is that he gives an explanation before writing the code block. short and crisp for a topic like webRTC

[MagaldiLucas]

I appreciate your work on this video. Congrats for the content !

[sumanmondal]

Very informative video, and the concept is crystal clear. 🤟

[coderpython]

Achha hai video pura samajh aa gaya mujhe kya karna hai thank you for making this video 🎉

[technologicalvivek]

Bhaiya freelancing as a fresher kaise start kare iss recession ke time period me .please ispe video banaiye

[sahilchauhan]

Will this work if any of the user on WiFi. Because I tried it didn't worked on my friend phone because he was using his wifi . I send him link via vs code port forwarding

[ArjunYadav-npfh]

Which Language you use React JS or Python ?

[ehsanullah]

could you please make a video for room or conference by using sfu architecture for smooth calling.

[iekmasolutions]

Can you please build full video calling app in react native with webrtc, without any third party api ??

[mukesh.trivedi.t.]

npm i --save--dev nodemon /// bi nhi chal rha

[kristandharel]

Help me there is no audio even after all the permissions are allowed

[mukesh.trivedi.t.]

nodemon me issue bta rha file he file corrurpt

[LalchandPahan-yt]

Sir webrtc ka full course chahye plz bana dijiye😢

[Apheta_a]

bhai pata nhi q but frontend me with react krle hu but backend me krne jata hu to depression me ajaata hu kya kru i want to talk to you

[surajgupta]

Video is very imformative but make ui better please

[sagarbiswas]

vai mere college mai placement start ho gya hai mere ko kuchbhi nehi ata guide kar do. tier 3 college hai wipro, deloitee, capegemini jese service based company ata hai.
java ke sath or kya karu or kitna karu jo e wali company mai ho jaye.