DEV Community: Souvic Chakraborty

How We Streamed a 500GB Video from AWS/GCS at VideoDubber.ai

Souvic Chakraborty — Fri, 28 Feb 2025 06:35:18 +0000

Introduction

Streaming a massive 500GB video file is a challenging task, especially when ensuring smooth playback, minimal buffering, and cost-effective delivery. At VideoDubber.ai, we faced this exact challenge when helping content creators translate and dub long-format videos without quality loss.

After extensive research, we integrated HTTP Live Streaming (HLS) with FFmpeg and Next.js, using Plyr.js for an optimal user experience. This method significantly improved load times, reduced bandwidth costs, and provided seamless streaming for our users.

In this blog, we’ll walk you through how we achieved this, the benefits it provided, and code snippets to help you implement HLS streaming for large video files stored on AWS S3 or Google Cloud Storage (GCS).

Understanding HLS: Why It’s Perfect for Large Videos

What is HLS?

HLS (HTTP Live Streaming) is an adaptive bitrate streaming protocol developed by Apple. It breaks down large video files into smaller .ts chunks and delivers them via an .m3u8 playlist file. This approach allows smooth streaming without forcing users to download an entire 500GB file.

Why HLS for 500GB Videos?

Adaptive Streaming: HLS adjusts quality based on internet speed.
Efficient Bandwidth Usage: Only necessary video chunks are loaded.
Scalability: Can handle high traffic without overloading servers.
Cross-Platform Compatibility: Works on browsers, iOS, Android, and smart TVs.

At VideoDubber.ai, integrating HLS allowed us to transcode and stream large translated videos seamlessly, reducing latency and buffering for our customers.

Here’s a blog segment on why VideoDubber.ai chose Plyr.js:

Why We Chose Plyr.js for Frontend Video Showcase

At VideoDubber.ai, delivering a seamless and user-friendly video playback experience is crucial for our AI-powered video translation and dubbing platform. When selecting a media player, we evaluated multiple options before ultimately choosing Plyr.js. Here’s why:

1. Lightweight and Fast

Plyr.js is a minimalistic and lightweight JavaScript library, which ensures our video player loads quickly without adding unnecessary bloat to our web app. This is essential for maintaining fast performance, especially for users on lower bandwidths.

2. Customizability

Unlike many other media players, Plyr.js offers extensive customization options while maintaining a clean and modern UI. This allows us to tailor the player’s design and controls to align with our platform’s branding and user experience goals.

3. Seamless Support for Captions and Subtitles

Since VideoDubber.ai specializes in translated and dubbed videos, having a player that supports multiple subtitle tracks is a must. Plyr.js provides excellent caption support with easy toggling, ensuring users can effortlessly switch between different subtitle languages.

4. Cross-Browser and Mobile Compatibility

Our users access VideoDubber.ai from various devices and browsers. Plyr.js is fully responsive and works consistently across all major browsers, ensuring a smooth playback experience whether on desktop or mobile.

5. Integration with HTML5, YouTube, and More

Plyr.js supports multiple media types, including HTML5 videos, YouTube embeds, and even audio files. This flexibility aligns perfectly with our platform’s needs, as we support various media formats for translation and dubbing.

6. Developer-Friendly API

With a clean and well-documented API, Plyr.js makes it easy for our development team to integrate and extend its functionality as needed. This allows us to enhance the player’s features without unnecessary complexity.

How We Set Up HLS Streaming from AWS/GCS Using FFmpeg & Next.js

To stream a 500GB video efficiently, we needed:

Transcoding with FFmpeg (converting raw video into HLS format)
Hosting on AWS S3 / GCS (storing HLS segments)
Delivering with Next.js & Plyr.js (playing the video)

Step 1: Convert the Video into HLS Using FFmpeg

FFmpeg is a powerful tool for processing videos. We used the following command to transcode a large 500GB video into HLS format:

ffmpeg -i input.mp4 \
   -preset fast -g 48 -sc_threshold 0 \
   -map v:0 -map a:0 \
   -c:v libx264 -b:v 5000k -maxrate 5000k -bufsize 10000k \
   -c:a aac -b:a 128k -ac 2 \
   -f hls -hls_time 10 -hls_list_size 0 -hls_segment_filename "output_%03d.ts" output.m3u8

Explanation:

-hls_time 10: Breaks video into 10-second segments.
-hls_list_size 0: Keeps all segments in the playlist.
output_%03d.ts: Saves video chunks sequentially.

This command generates:

output.m3u8 – The playlist file.
output_001.ts, output_002.ts, ... – The video chunks.

We then uploaded these files to AWS S3 / GCS for scalable delivery.

Step 2: Storing the HLS Segments on AWS/GCS

To host HLS files, we used AWS S3 with CloudFront and Google Cloud Storage (GCS) with Cloud CDN.

AWS S3 + CloudFront Setup

Upload the .m3u8 and .ts files to an S3 bucket.
Configure the bucket for public read access.
Set up CloudFront as a CDN to speed up delivery.

Google Cloud Storage + Cloud CDN Setup

Upload files to a GCS bucket.
Enable Cloud CDN for caching.
Make files publicly accessible via signed URLs.

At VideoDubber.ai, using AWS and GCS reduced latency by 60%, making large video playback seamless for global users.

Step 3: Streaming the Video with Next.js & Plyr.js

Once the HLS files were stored, we built a Next.js video player using Plyr.js, a lightweight HTML5 video player.

Installing Plyr.js

First, install Plyr.js in your Next.js project:

npm install plyr react-plyr

Creating the Video Player Component

import React, { useEffect, useRef } from "react";
import Plyr from "plyr";

const VideoPlayer = ({ videoUrl }) => {
  const videoRef = useRef(null);

  useEffect(() => {
    if (videoRef.current) {
      new Plyr(videoRef.current);
    }
  }, []);

  return (
    <video ref={videoRef} controls crossOrigin="anonymous">
      <source src={videoUrl} type="application/x-mpegURL" />
    </video>
  );
};

export default VideoPlayer;

Using the Component

import VideoPlayer from "../components/VideoPlayer";

const VideoPage = () => {
  return (
    <VideoPlayer videoUrl="https://your-cdn.com/path-to/output.m3u8" />
  );
};

export default VideoPage;

This setup allowed adaptive streaming with buffer-free playback, even for 500GB videos!

Key Benefits of This Approach

✅ Buffer-Free Playback: HLS optimizes video delivery based on bandwidth.

✅ Lower Costs: Using AWS S3 and CloudFront reduced our hosting costs by 50%.

✅ Scalability: Our translated videos can now handle millions of viewers.

✅ Mobile & Desktop Support: Works on all devices without extra plugins.

At VideoDubber.ai, this HLS integration helped us retain users, increase engagement, and improve video streaming quality.

How did HLS Integration help us:

✅ Improved Streaming Quality: Adaptive bitrate streaming ensures smooth playback, even on slow connections.

✅ Better User Retention: Users stay engaged with seamless video playback.

✅ Cross-Device Compatibility: Works across browsers, mobile devices, and smart TVs.

✅ Reduced Buffering Issues: Optimized video delivery improves the viewing experience.

Cons and How We Handle Them at VideoDubber.ai:

❌ Higher Latency: HLS has a slight delay compared to other streaming protocols.

✔️ Our Fix: We optimize segment durations and use low-latency HLS to reduce delays.

❌ Increased Server Load: More processing power is needed for transcoding and segmenting videos.

✔️ Our Fix: We leverage a scalable infrastructure with efficient caching to balance the load.

❌ Initial Setup Complexity: Implementing HLS requires proper encoding and CDN configuration.

✔️ Our Fix: We use a robust backend pipeline that automates encoding and delivery, ensuring a hassle-free experience for users.

By addressing these challenges, VideoDubber.ai ensures the best possible video streaming experience, helping creators and businesses deliver high-quality translated content effortlessly. 🚀

Frequently Asked Questions

1. Can I stream HLS on all devices?

Yes! HLS is supported on browsers, iOS, Android, and smart TVs.

2. Does HLS reduce bandwidth usage?

Yes. HLS streams only required video chunks, saving up to 60% bandwidth.

3. What’s the best storage for HLS files?

AWS S3 + CloudFront and Google Cloud Storage + Cloud CDN are ideal.

4. Can I protect my videos from unauthorized access?

Yes! Use signed URLs in AWS or Google Cloud to restrict access.

5. How can I improve HLS performance?

Use CDN caching (CloudFront, Cloud CDN).
Optimize FFmpeg encoding settings.
Use multiple bitrate streams for better adaptability.

By implementing HLS streaming with FFmpeg, Next.js, and Plyr.js, VideoDubber.ai transformed 500GB video playback into a seamless, buffer-free experience. 🚀 Try it for your projects today!

🚨 The AI Directory Craze is a 2000s Web Directory Déjà Vu

Souvic Chakraborty — Sat, 07 Dec 2024 04:42:04 +0000

Every time I open LinkedIn or Reddit, someone is sharing a "Free list of 100 AI directories to list your SaaS (and get more traffic)" post. It feels like a gold rush… or more like a rerun of the web directory craze of the early 2000s.

Remember those days? Everyone and their uncle had a business or web directory:

Directories of directories were a thing.
Directory submission services promised traffic on autopilot.
Directory listings became paid ads.
Lists of directories were sold for top dollar.
And let’s not forget, Yahoo’s homepage was essentially… a directory!

Sure, businesses racked up 100,000 backlinks from directories back then. But when Google caught up, penalizing these junk submissions, they crashed and burned. History might just repeat itself with AI directories.

🔎 Why AI Tool Directories Aren't Worth It

From my experience running VideoDubber.ai, I’ve learned the hard way that most AI directories are ineffective. Here’s why:

1️⃣ No Traffic = No ROI

Most AI directories look good on paper but don’t actually bring in visitors. If no one visits the directory, how can they find your SaaS?

2️⃣ Backlink Dilution

With millions of outgoing links on these platforms, the SEO value of your backlink is close to zero. Search engines don’t reward backlinks from sites with such a poor link-to-content ratio.

3️⃣ Users Don’t Use Them

How often do you actually use an AI directory to find tools? Most customers prefer Google, AppSumo, or trusted reviews to discover solutions.

🛑 History Is Repeating Itself

In the early 2000s, people saw directories as a shortcut to traffic and SEO success. Businesses bought into it, and for a while, it worked. But when Google updated its algorithm to combat low-quality backlinks, these sites—and the businesses relying on them—crumbled.

AI directories feel eerily similar:

Quantity over quality dominates.
Many are created just to ride the AI wave.
They prioritize generating ad revenue over providing value to users.

The lesson? Shortcuts rarely work in the long term.

🌟 What Should SaaS Founders Focus On Instead?

The good news? You don’t need directories to grow. Here’s what I recommend instead:

🎯 1. Create Valuable Content

Content is still king. Whether it’s blog posts, tutorials, case studies, or videos, create resources that solve real problems for your target audience. For example, at VideoDubber.ai, I focus on content like “How to translate Spanish audio to English” to attract high-intent users.

📌 Pro Tips:

Use tools like Ahrefs or SEMrush to find keywords your customers search for.
Write content optimized for search engines but focused on user value.

🤝 2. Build Partnerships

Collaborate with complementary SaaS tools, influencers, or industry leaders to expand your reach. Co-marketing campaigns, integrations, or joint webinars can do wonders.

📌 Example:

If you’re a productivity tool, partner with a popular project management app to offer a combined solution.

🌟 3. Leverage User Reviews

People trust reviews. Showcase testimonials on your website and list your SaaS on platforms like G2, Capterra, or Product Hunt, where potential customers actively look for reviews.

📌 Pro Tips:

Incentivize customers to leave reviews with a discount or bonus feature.
Respond to reviews to show you care about user feedback.

🔑 4. Focus on SEO

SEO is a long-term play, but it’s worth it. Target high-intent, low-competition keywords and optimize your website for conversions.

📌 Pro Tips:

Use long-tail keywords to attract niche audiences.
Optimize your landing pages for speed, clarity, and calls-to-action (CTAs).

👥 5. Engage in Communities

Reddit, LinkedIn, Discord, and niche forums are goldmines for connecting with your audience. Share helpful insights and genuinely engage in discussions.

📌 Pro Tips:

Avoid spamming; focus on adding value.
Identify where your target audience spends time and be active there.

✨ 6. Deliver Exceptional Customer Experience

Happy customers are your best marketers. Word-of-mouth and organic recommendations drive sustainable growth.

📌 Pro Tips:

Offer fast and friendly customer support.
Continuously gather feedback and improve your product.

🚀 Play the Long Game

The AI directory hype will fade, just like the web directory boom did. Instead of chasing short-term tactics, invest in strategies that deliver long-term value.

💡 Focus on:

Content that attracts and educates.
Building genuine relationships and partnerships.
Creating a customer experience so good, people can’t help but talk about your SaaS.

Directories might sound like a shortcut, but shortcuts rarely lead to sustainable growth. Stay focused, stay consistent, and you’ll outlast the hype.

What’s Your Take?

Have you tried listing your SaaS in AI directories? Did they work for you, or do you think they’re overrated? Share your experience in the comments! Let’s discuss. 👇

How to Manage Your Stress as an IndieDev?

Souvic Chakraborty — Fri, 06 Dec 2024 06:09:21 +0000

It is HARD to focus as an entrepreneur! 💯

As an employee, you can focus on doing only one job really well. If you are a data scientist, you write code and optimize, build models, and test on benchmark datasets but all the work is single-threaded.

Entrepreneurship is multi-threaded.

It will fry your meant-to-be single-threaded brain for breakfast, drain your motivation, and keep you perpetually stressed in want of more and dreams of what could be if all those points you wrote in your personal notes could be achieved.

Panic attacks, sleepless nights, high stress levels & still fighting to keep the company alive. Building, hiring, taking organizational decisions, marketing, analyzing feedback, and leading - It’s a relentless ride.

For months, I wrestled with this chaos.

But then, I stumbled upon something that changed everything: Timeboxing.

🕒 The Secret Weapon of High Achievers

Elon Musk, known for running Tesla, SpaceX, and Neuralink simultaneously, swears by it to manage his jam-packed schedule. Bill Gates has used similar techniques to maintain his legendary focus while revolutionizing industries.

The concept is simple yet powerful:

Schedule every task in advance: 📧 From checking emails to deep work, each activity gets a dedicated time slot.
Set boundaries for tasks: 🚫 Instead of endless to-do lists, commit to one task at its time block.
Stick to the clock: ⏱️ When the time’s up, you move on—no exceptions.

It forces you to prioritize, focus, and execute.

📈 How Timeboxing Reshaped My Day

As the founder of VideoDubber.ai, I was constantly juggling roles.

Context switches sapped my productivity.

Now, I’ve transformed my workflow:

Mornings for Deep Work: 💻 Developing AI models and brainstorming product features.
Midday for Collaboration: 🤝 Engaging with the team, reviewing feedback, and refining strategy.
Afternoons for Visibility: 📝 Writing articles like this, networking on LinkedIn, and analyzing.

This approach helped me work smarter, reduced stress and kept me aligned with my goals.

🛠️ Actionable Tips to Get Started with Timeboxing

Want to try timeboxing? Here’s how:

Plan tomorrow tonight: 🕒 Dedicate 15 minutes each evening to mapping out your next day.
Use tools like Google Calendar: 📅 Block time for tasks and stick to them.

Start small: 🔍 Timebox 3-4 hours a day initially, then scale up as you see results.

Protect your time: 🚪 Say no to interruptions during your blocks.

🚀 Take Control of Your Time Today

If you are an entrepreneur, leader, creator,or academician, timeboxing could be the game-changer you’ve been looking for!

💬 What’s your biggest challenge with time management? Drop a comment below—I’d love to hear your thoughts.

And if you’re in content creation, check out VideoDubber.ai to see how AI-powered video translation with voice cloning can scale your reach effortlessly.

#Entrepreneurship #TimeManagement #AI #ProductivityTips #ContentCreation #Localization

Don't be a lonely Indiehacker, be a smarter one instead.

Souvic Chakraborty — Thu, 05 Dec 2024 05:38:56 +0000

💡 Did you know working from home for extended periods can reduce productivity by up to 19% on average for creative professionals!
A study by University of Chicago has revealed this shocking truth!

I was stuck in this rut until I found a simple solution.

The Challenge: 🥊
As the founder and the only full-time employee of VideoDubber.ai — a platform empowering content creators with affordable (20x more affordable than elevenlabs with enhanced features) AI-driven video translation and localization tools — my day is packed!
From managing front-end and back-end development to handling marketing and customer queries, I often found myself exhausted by lunch.

Initially, working remotely with my small team (interns) felt ideal:

Flexible hours
No commute 🚗
The comfort of home 🏡

But reality painted a different picture:
😞 Motivation? Slipping.
📉 Productivity? Dwindling.
⏳ Workdays? Monotonous.

I realized I needed a change. I sought a work environment that could:

Offer a well-lit, inspiring atmosphere 🌞
Include a spacious cafeteria for creative breaks ☕
Have excellent reviews ensuring cleanliness and professionalism 🧹

The Breakthrough:
After thorough research, I chose GoodWorks CoWork in Bangalore—and the results have been phenomenal!

Here’s what changed:
✨ Midday Blues? Gone! The vibrant environment keeps my energy levels up.
🤝 Isolation? No More. Collaborating with like-minded professionals sparks creativity.
🚀 Productivity? Skyrocketed. With dedicated spaces and fewer distractions, my team and I get more done in less time.

A Word to Fellow Professionals:
If you're:

An indie hacker 👨‍💻
A Ph.D. student far from campus 🎓
Or a remote worker feeling the weight of isolation …explore a co-working space near you.

Look for:
✨ Positive ambiance with good lighting 💡
🪑 Flexible seating for variety and focus 💺
🌟 Top reviews for cleanliness and professionalism – Spotless and well-managed! 🧹

Working from home might feel convenient, but separating work from home life can boost both productivity and mental clarity.

Of course, not everyone feels the same about co-working spaces—but my experience has been 100% positive!

Have you tried a co-working space? How did it impact your work?
Let me know in the comments!