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Stream Releases VP9 SVC Codec for Enhanced Video Call Efficiency

Blog post from Stream

Post Details
Company
Date Published
Author
Nash R.
Word Count
420
Language
English
Hacker News Points
-
Summary

Stream has introduced the VP9 SVC codec to its Video users on JavaScript, React, and React Native SDKs, aiming to enhance video call quality and efficiency, especially on older devices and in low-bandwidth environments. The addition of VP9 brings significant improvements in bandwidth and performance, cutting CPU and GPU usage and reducing required bitrate by 50% compared to the previous VP8 codec, thereby offering a stable video experience even at lower bitrates. Stream's proprietary Dynascale technology dynamically adjusts video quality based on device capabilities and network conditions, ensuring the highest quality video each device can handle, which alleviates the strain on less powerful hardware. The VP9 SVC codec adapts to various call scenarios by optimizing bandwidth for 1:1 calls and adjusting video quality in group calls based on the number of participants, making calls more reliable and efficient. Stream encourages users to experience these advancements through their video calling demo and React Video Calling tutorial, while also emphasizing the importance of customer feedback in expanding their codec support.