Author Archives: Benjamin Weiss

Microchip with description: EAR libear v0.9 d8bc6f2

More open-source for open object-based audio workflows

Last year we released two open-source C++ libraries: libbw64 and libadm. Now that the ITU ADM (Audio Definition Model) Renderer (Recommendation ITU-R BS.2127-0) is published, we are adding another library to the list – the libear. The library is developed in cooperation with BBC R&D and published using the permissive Apache 2.0 license under the …

Read More

EBU ADM Renderer Version 1.1 released

If you are a regular visitor of the IRT Lab, you already know the EBU ADM Renderer (EAR) – a renderer for Next Generation Audio content described by ADM metadata. The specification is published as EBU Tech 3388 and it is accompanied by an open source reference implementation written in the programming language Python. Now …

Read More

EBU Tech Report 3392 Cover

ADM profiles for open object-based audio workflows

Our efforts to establish a Next Generation Audio (NGA) production workflow based on open standards is still ongoing. Next Generation Audio is designed to deliver highly adaptable audio for immersive, more personalized experiences and accessibility services. The Audio Definition Model (ADM) and the EBU ADM Renderer (EAR) are the backbone of the production workflow we …

Read More

libadm source code

Open-source for open object-based audio workflows

Together with multiple other EBU members we developed the EBU ADM Renderer (EAR), a production renderer for audio described by ADM metadata. It is specified in EBU Tech 3388 and accompanied by an open-source reference implementation written in Python. Recently all the hard work we put into this project got rewarded: the EAR won the …

Read More