9-13 October 2026
Impact Hub Prague
Europe/Prague timezone

Exploring GStreamer as a media backend for game engines

10 Oct 2026, 16:30
30m
Impact Hub Prague

Impact Hub Prague

Drtinova 557/10, 150 00 Prague 5 - Smíchov, Czech Republic

Speaker

Dominique Leroux

Description

Game engines serve a broad community of creators, but multimedia needs can outgrow the capabilities and extensibility of their built-in players. As part of an independent exploration of how GStreamer could help, and following earlier community efforts in this area, I have been developing experimental plugins for Unity, Godot, and Unreal Engine to explore both the opportunities and the practical barriers.

After a brief overview of how game engines prepare and deliver media across target platforms, this talk shares progress from that investigation, using cross-platform hardware-accelerated VP9 playback and video with transparency as concrete targets. Selected examples from Android and Apple platforms will illustrate graphics interoperability challenges and the improvements they motivated in GStreamer. I will also share lessons about runtime integration and authoring workflows, with brief examples of audio integration and timed text in Unreal as a step toward accessibility.

The talk will close with the work needed for dependable adoption: extending automated testing to mobile platforms with Remote Check, and remaining questions about runtime overhead and compact builds tailored to a game’s needs. The aim is to share findings and invite collaboration toward media support that game creators can extend and depend on.

Speaker Bio

I spent 10 years on Unity’s audio/video team, preceded by 18 years at Autodesk developing tools for film production. I then set out to independently explore GStreamer as a multimedia backend for game engines, initially giving myself a year. My work focuses on the capabilities, integration, and reliability needed to make media support more open and extensible for game creators.

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