=== Audio Stack Improvements

Contact: Christos Margiolis <christos@FreeBSD.org>

I have been working on the audio stack since 2024Q1. Below is a list of the previous status reports:

link:https://www.freebsd.org/status/report-2024-01-2024-03/#_audio_stack_improvements[2024Q1] URL: link:https://www.freebsd.org/status/report-2024-01-2024-03/#_audio_stack_improvements[] +
link:https://www.freebsd.org/status/report-2024-04-2024-06/#_audio_stack_improvements[2024Q2] URL: link:https://www.freebsd.org/status/report-2024-04-2024-06/#_audio_stack_improvements[] +
link:https://www.freebsd.org/status/report-2024-07-2024-09/#_audio_stack_improvements[2024Q3] URL: link:https://www.freebsd.org/status/report-2024-07-2024-09/#_audio_stack_improvements[] +
link:https://www.freebsd.org/status/report-2024-10-2024-12/#_audio_stack_improvements[2024Q4] URL: link:https://www.freebsd.org/status/report-2024-10-2024-12/#_audio_stack_improvements[] +
link:https://www.freebsd.org/status/report-2025-01-2025-03/#_audio_stack_improvements[2025Q1] URL: link:https://www.freebsd.org/status/report-2025-01-2025-03/#_audio_stack_improvements[] +
link:https://www.freebsd.org/status/report-2025-04-2025-06/#_audio_stack_improvements[2025Q2] URL: link:https://www.freebsd.org/status/report-2025-04-2025-06/#_audio_stack_improvements[] +
link:https://www.freebsd.org/status/report-2025-07-2025-09/#_audio_stack_improvements[2025Q3] URL: link:https://www.freebsd.org/status/report-2025-07-2025-09/#_audio_stack_improvements[] +
link:https://www.freebsd.org/status/report-2025-10-2025-12/#_audio_stack_improvements[2025Q4] URL: link:https://www.freebsd.org/status/report-2025-10-2025-12/#_audio_stack_improvements[]

Important work since link:https://www.freebsd.org/status/report-2025-10-2025-12/#_audio_stack_improvements[last report]:

* FreeBSD Journal article link:https://freebsdfoundation.org/wp-content/uploads/2026/01/margolis_vox.pdf[published].
* man:sound[4] and man:virtual_oss[8] cleanups, fixes and improvements.
* libxo support for man:sndctl[8].
* Started implementing link:https://en.wikipedia.org/wiki/Direct_Stream_Digital[DSD format] and link:https://dsd-guide.com/dop-open-standard[DoP] support.
* Started implementing a bluetooth device management utility.

You can also follow the development process on the FreeBSD Foundation's link:https://github.com/FreeBSDFoundation/status-updates/tree/main/Christos_Margiolis[status-updates repository], where I post weekly reports.

Sponsor: The FreeBSD Foundation