How can I read live video stream using node js?

Asked by Last Modified  

1 Answer

Learn Angular.JS +1

Follow 1
Answer

Please enter your answer

To read a live video stream using Node.js, you can use libraries such as ffmpeg, opencv4nodejs, or node-cv. I'll provide you with a basic example using opencv4nodejs, which is a Node.js wrapper for OpenCV. First, you'll need to install the opencv4nodejs library. Open your terminal and run:npm install...
read more
To read a live video stream using Node.js, you can use libraries such as ffmpeg, opencv4nodejs, or node-cv. I'll provide you with a basic example using opencv4nodejs, which is a Node.js wrapper for OpenCV. First, you'll need to install the opencv4nodejs library. Open your terminal and run:npm install opencv4nodejs Now, you can use the following example code to read a live video stream:const cv = require('opencv4nodejs');// Create a video capture objectconst cap = new cv.VideoCapture(0); // Use 0 for the default camera// Check if the camera opened successfullyif (!cap.read) { console.error('Error opening camera.'); process.exit(1);}// Create a window to display the video streamconst window = new cv.NamedWindow('Live Video', cv.WINDOW_AUTOSIZE);// Read frames from the video streamconst readFrame = () => { const frame = cap.read(); // Display the frame window.imshow(frame); // Call the next frame setImmediate(readFrame);};// Start reading framesreadFrame();// Handle window close eventwindow.on('close', () => { // Release the video capture object cap.release(); process.exit(0);}); This code creates a window using opencv4nodejs to display the live video stream from your camera. It continuously reads frames from the camera and displays them in the window. The setImmediate function is used to loop and read the next frame. Remember to change the camera index (0 in this case) if you have multiple cameras or if your camera is at a different index. Keep in mind that you might need to adjust the code based on your specific requirements, and you may need to handle errors and exceptions appropriately in a production environment. read less
Comments

Related Questions

Hi, I am pursuing MBA 1st Year. I want to learn Digital Marketing. Is it right for career growth, or should I choose to learn some other technologies? If yes, please give me your suggestions that help me to get a JOB in the IT Sector.
Hi Sai, To find right career path you need to try things ( Which is long way). I would suggest you to learn multiple things ( implementation is important part) and then find your intrest and dive in to...
Profile Photo
Sai
what are the best thing can an engineer do to get a job if he has low marks and does not has any experience to achieve any job?
Firstly beleive in yourself no matter what...then find out what you love doing..then go head on it..full power and be the tendulkar in that field..but the key here is to believe in yourself...and working...
Profile Photo
Guruprasad
As web designer what is easy and useful to learn Angular or React?
If you are having prior Javascript knowledge then React is easy than Angular.
Profile Photo
Nikunj
How to create sliding tabs in ionic ?
We can create sliding tabs using ion-tab in ionic.
Profile Photo
Gowravaram
0 0
View Comments5
What is cost of final year IEEE project guidance?
It cost around Rs. 20,000/- at max.
Profile Photo
Vivek

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Angular 4 Forms: Template Driven Approach
Angular Forms: Forms in Angular 4 can be designed on two approaches. As you can see below , we have a Template based design and the other being a Reactive based design. Here we will try to understand...
Profile Photo

Be prepared to get trained--init
Before starting the training,students must be mentally prepared for acceptance of new knowledge. Students must attend training with open minded forgetting the position they are working.This will help...
S

Smartnub Softsolutions

0 0
View Comments0

Best way to learn any software Course
Hi First conform whether you are learning from a real time consultant. Get some Case Studies from the consultant and try to complete with the help of google not with consultant. Because in real time same situation will arise. Thank you
Profile Photo

Dependency Injection in Angular 2
Dependency injection Dependency injection is a way to supply a new instance of a class with the fully-formed dependencies it requires. Most dependencies are services. Angular uses dependency injection...
Profile Photo

Closures in Javascript
A closure is the combination of a function and the lexical environment within which that function was declared. Consider the following example: function makeFunc() { var name = 'Mozilla'; function...
Profile Photo

Recommended Articles

Applications engineering is a hot trend in the current IT market.  An applications engineer is responsible for designing and application of technology products relating to various aspects of computing. To accomplish this, he/she has to work collaboratively with the company’s manufacturing, marketing, sales, and customer...

Read full article >

Whether it was the Internet Era of 90s or the Big Data Era of today, Information Technology (IT) has given birth to several lucrative career options for many. Though there will not be a “significant" increase in demand for IT professionals in 2014 as compared to 2013, a “steady” demand for IT professionals is rest assured...

Read full article >

Hadoop is a framework which has been developed for organizing and analysing big chunks of data for a business. Suppose you have a file larger than your system’s storage capacity and you can’t store it. Hadoop helps in storing bigger files than what could be stored on one particular server. You can therefore store very,...

Read full article >

Business Process outsourcing (BPO) services can be considered as a kind of outsourcing which involves subletting of specific functions associated with any business to a third party service provider. BPO is usually administered as a cost-saving procedure for functions which an organization needs but does not rely upon to...

Read full article >

Looking for Angular.JS Training?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you