During February 2026, Trevor Kim enhanced IAMF audio rendering in the androidx/media repository by integrating AudioCapabilities with spatial audio support. He introduced Spatializer channel masks to AudioCapabilities, enabling the system to accurately reflect device readiness and configure IAMF rendering for improved compatibility. By updating the audio rendering and MediaCodec logic to derive output layouts from AudioCapabilities via the AudioSink, Trevor reduced code duplication and increased maintainability. He also made AudioCapabilitiesReceiver responsive to spatializer state changes using a SpatializerWrapper. His work, primarily in Java and focused on Android audio processing and unit testing, improved cross-device consistency and reliability in spatial audio.