Volumetric 3D’s breakthrough: treat meshes like video
The article argues that volumetric 3D has been difficult to deploy in broadcast and streaming because dynamic, non-tracked meshes are hard to compress predictably and require costly CPU↔GPU data movement, adding latency and limiting real-time scalability. It highlights an ISO approach called Video-based Dynamic Mesh Compression (V-DMC), which maps time-varying mesh detail into 2D video frames to leverage existing hardware-accelerated video decoding on GPUs. The piece claims V-DMC can substantially improve compression efficiency (citing 250:1 to 300:1) and improve interoperability, potentially enabling more practical live and on-demand volumetric media workflows for XR and broadcast use cases.
Key Takeaways
- The hard problem isn’t capture/rendering—it’s compressing and streaming non-tracked, time-varying meshes with stable bitrate and low latency.
- V-DMC (ISO) encodes dynamic mesh detail into 2D video frames, enabling hardware-accelerated GPU decode and reducing CPU↔GPU transfer overhead.
- Claimed compression ratios of ~250:1–300:1 could shrink multi‑GB sequences to MB-scale payloads for delivery.
- Standardization reduces bespoke pipeline risk: encode once, decode across more devices and production stacks.
- Adoption hinges on ecosystem readiness—reference tooling, interoperable implementations, and integration into existing media frameworks/engines.
Why It Matters
If V-DMC holds up in real deployments, volumetric 3D shifts from “special pipeline, special hardware” to “just another video-like stream.” That’s a big strategic unlock for streaming operators: hardware decode paths mean lower compute per viewer, fewer latency spikes, and a clearer route to CDN-scale distribution—especially for live events and XR experiences. The meme to watch: the video stack absorbing 3D, not the other way around. Standards-backed interoperability also de-risks investment decisions for broadcasters, platforms, and device makers betting on spatial media and digital-twin adjacent workflows.
Read full article at tvbeurope.com
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