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Real-time, in-camera background compositing in The Mandalorian (ascmag.com)

766 points by ashin · 2424 days ago · 122 comments on HN

Article summary

The Mandalorian uses a dynamic, real-time, photo-real background played back on a massive LED video wall and ceiling, rendered with correct camera positional data. This technology allows for real-time, in-camera background compositing. The system also displays a static view for environment lighting and reflections outside of the camera's view frustum. The technology is similar to a holodeck, but with limitations, such as not being able to see depth in this setup.

Main themes

  • Real-time rendering
  • Film production technology
  • Virtual reality
  • Motion capture
  • Computer graphics
  • In-camera background compositing

What commenters say

  • The use of real-time rendering for film production is impressive and has come a long way, but it still has limitations, such as latency and sync issues.
  • The technology used in The Mandalorian is similar to a holodeck, but it is not yet capable of fully replicating the experience.
  • The system's ability to display a dynamic, perspective-correct backdrop for the camera's POV and a static view for environment lighting and reflections is a significant achievement.
  • The use of motion capture technology has been around for a while, but it still requires human intervention to produce deliverable results.
  • Some commenters believe that the technology could be improved with the use of multiple computers to render different parts of the scene, but others argue that this would introduce new challenges, such as sync issues.
  • The potential for this technology to be used in other applications, such as video games, is significant, but it would require further development and refinement.
  • The idea of using a virtual green-screen to pull the non-CG part out of the frame is an interesting one, and could potentially be used to create more convincing 3D movies.
  • The development of this technology is seen as a step towards creating a more immersive experience, similar to a holodeck, but it is still in its early stages.