mirror of https://github.com/rust-vmm/vhost-device.git synced 2026-01-07 19:58:06 +00:00

nicholasdezai a0261d689e vhost-device-sound: Add GStreamer audio backend support

Add gstreamer backend.

Add gstreamer-related crates used in the vhost-device-sound
module

This affects only the vhost-device-sound module, and updates the
following dependencies:

- dependency-name: gstreamer
  dependency-version: 0.24.2
- dependency-name: gstreamer-app
  dependency-version: 0.24.2
- dependency-name: gstreamer-audio
  dependency-version: 0.24.2

Signed-off-by: nicholasdezai <nicholasdezai@gmail.com>

2025-10-09 15:17:27 +02:00

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vhost-device-sound

Synopsis

   vhost-device-sound --socket <SOCKET> --backend <BACKEND>

Description

   A virtio-sound device using the vhost-user protocol.

Options

     --socket <SOCKET>
            vhost-user Unix domain socket path

     --backend <BACKEND>
            audio backend to be used [possible values: null, pipewire, alsa, gstreamer]

     -h, --help
            Print help

     -V, --version
            Print version

Examples

Launch the backend on the host machine:

host# vhost-device-sound --socket /tmp/snd.sock --backend null

With QEMU, you can add a virtio device that uses the backend's socket with the following flags:

-chardev socket,id=vsnd,path=/tmp/snd.sock \
-device vhost-user-snd-pci,chardev=vsnd,id=snd

License

This project is licensed under either of

Apache License, Version 2.0
BSD-3-Clause License

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