Tối ưu hóa video website với Uploadcare CDN & adaptive bitrate streaming

Want to serve fast, optimized videos on your website—without compromising on quality or performance? In this video, we’ll show you how to deliver high-performing videos using Uploadcare’s Video CDN (https://uploadcare.com/cdn/video-cdn/) and Adaptive Bitrate Streaming (ABR) to drastically improve loading times and user experience.

What you'll learn:

- The downsides of embedding large video files directly

- How to set up a custom HTML5 video player with video.js

- Why converting from MP4 to WebM reduces file size

- How to use Uploadcare’s Adaptive Bitrate Streaming to serve the right video quality per user

- Real-world performance comparisons between raw video files and Uploadcare CDN delivery

- How to use the uc-video component for scalable video delivery

Why Uploadcare Video CDN?

Uploadcare intelligently analyzes each user’s device and bandwidth to deliver the best video resolution possible—automatically. Less buffering, faster playback, and improved Core Web Vitals.

Try it now with a free trial:

Start your Uploadcare trial

📌 Timestamps:

0:00 – Introduction

0:36 – Page setup

3:59 – Issues with unoptimized video

5:44 – Inspecting the browser logs for the video traffic

6:27 – Emulating a fast 4G network to load the video

7:37 – Converting video to another format (WebM)

9:10 – Other video optimization techniques

10:00 – Adaptive Bitrate Streaming explained

10:53 – How to enable ABR from Uploadcare dashboard

11:45 – Displaying the video via Uploadcare CDN

13:45 – Performance comparison: web vs CDN

15:33 – Inspecting video chunks from Uploadcare

17:19 – Using uc-video component

19:50 – Conclusion

💬 Questions? Drop them in the comments—we'd love to help!

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