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Fluendo awarded 6G-XR Open Call 3 grant to pioneer LCEVC-Powered holographic streaming

Fluendo awarded 6G-XR Open Call 3 grant to pioneer LCEVC-Powered holographic streaming

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Fluendo Team

July 2, 2025

Fluendo has been selected to participate in the 6G-XR Open Call 3 with our project LCEVC for Enhanced 6G-XR Holographic Streaming Services.

This award marks another step forward in our mission to advance real-time, low-latency communication technologies. It aligns with our R&D roadmap, including our innovation project Lynx focused on next-generation codecs, the implementation of new transport protocols such as QUIC and WebTransport for emerging use cases, and browser compatibility through our open-source project gst.wasm.

LCEVC-6G-XR: Powering the Future of Holographic XR

The 6G-XR initiative aims to define the communication infrastructure that will power the next generation of XR services. Our project, “LCEVC for Enhanced 6G-XR Holographic Streaming Services”, combines cutting-edge codec technology with edge computing to deliver next-level immersive experiences.

At the core is MPEG-5 Low Complexity Enhancement Video Coding (LCEVC), integrated into GStreamer and delivered over QUIC-based transport protocols for low-latency, high-quality streaming.

Leveraging LCEVC for Efficient and Scalable Streaming

Lynx is our innovation project to explore how next-generation codecs can enhance our existing products, enable new industry solutions (e.g., DaaS, VDI, remote desktop), and open opportunities in emerging fields like XR. In 6G-XR we will leverage LCEVC to enhance the scalability and efficiency of XR streaming services:

  • Optimize real-time encoding of high-resolution volumetric video
  • Reduce bandwidth without compromising visual quality
  • Ensure stable operation with the 6G-XR Remote Renderer
  • Validate LCEVC’s interoperability and low-compute requirements
  • Enable low-latency encoding of 2D/360° streams.

QUIC and WebTransport: The Future of Streaming Protocols

Our integration of QUIC and WebTransport with GStreamer showcases how these next-gen protocols enhance scalability, interactivity, and performance for immersive media.

GstWASM: Open-Source GStreamer for the Web

gst.wasm is our open-source initiative that brings GStreamer to the browser via WebAssembly. This project enables:

  • Lightweight, high-performance media workflows in web environments.
  • Seamless integration with new transport protocols like QUIC and WebTransport and new codecs like LCEVC.
  • Broader compatibility for XR and holographic use cases.

As part of our 6G-XR contributions, we are enhancing gst.wasm to support more complex streaming pipelines, while staying committed to the open-source community.

Contributing to the 6G-XR Ecosystem

Through this project, Fluendo will:

  • Enhance infrastructure scalability via codec-agnostic LCEVC integration.
  • Lower operational and energy costs, contributing to sustainability goals.
  • Provide benchmark data and real-world evaluations of QUIC and WebTransport.
  • Develop a new web player optimized for WebTransport streaming
  • Deliver a GStreamer-based XR showcase showcase on the 6G-XR South Node at i2CAT in Barcelona

A Strategic Step in Our Innovation Journey

This grant represents a strategic milestone in our innovation roadmap. It enables Fluendo to push the boundaries of efficient, scalable XR streaming, powered by open standards, next-gen codecs, and our ongoing commitment to the GStreamer community.

Stay tuned as we bring real-time holographic communication closer to reality.

For more information on Lynx and our latest innovation initiatives, visit Fluendo Lab.

6G-XR project has received funding from the Smart Networks and Services Joint Undertaking (SNS JU) under the European Union’s Horizon Europe research and innovation programme under Grant Agreement No 101096838. 6G-XR project has received funding from the Swiss State Secretariat for Education, Research and Innovation (SERI).