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configs.gg23.audio: switch phones left on the off profile to A2DP
author
lassulus
committer
lassulus
date
(Oct 18, 2026, 9:40 PM CEST)
commit
6a0c273f
6a0c273f4adbc5f5b500cfd374e48f52762545dd
parent
7f4434fe
7f4434fec7737e8ad85e11d3e1725c29f27336a1
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-3
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configs/gg23/audio/matrix.py
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-3
configs/gg23/audio/matrix.py
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# Audio routing matrix: one Home Assistant switch (MQTT discovery) per
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# source and speaker. While a switch is on, the source's PipeWire node is
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# linked to the speaker's node. Sources are the fixed nodes from the config
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# plus every connected Bluetooth A2DP source (bluez_input.*). A new source
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# starts on the config's `rooms` of it, else on all speakers. Each speaker
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# plus every connected Bluetooth A2DP source (bluez_input.*; phones left on
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# the "off" profile are switched to A2DP). A new source starts on the
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# config's `rooms` of it, else on all speakers. Each speaker
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# also gets a volume (MQTT number), applied to its node with wpctl. Usage:
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# audio-matrix CONFIG.json [--dry-run], --dry-run prints the pw-link and
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# wpctl calls without running them.
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events = queue.Queue()
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# PipeWire objects by id: nodes, ports and links
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# PipeWire objects by id: devices, nodes, ports and links
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graph = {}
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interesting = {
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"PipeWire:Interface:Device",
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"PipeWire:Interface:Node",
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"PipeWire:Interface:Port",
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"PipeWire:Interface:Link",
···
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)
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src["nodes"].append(i)
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return found
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# bluez devices whose profile was switched on, so a phone that turns it off
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# again is left alone
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profiled = set()
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# WirePlumber leaves a newly paired phone on the "off" profile when its A2DP
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# transport is not up yet at connect time, so it gets no bluez_input node.
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# Switch such devices to the A2DP (audio-gateway) profile once.
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def bluetooth_profiles():
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for i, info in objects("Device"):
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if info["props"].get("device.api") != "bluez5" or i in profiled:
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continue
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params = info.get("params", {})
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current = (params.get("Profile") or [{}])[0].get("name")
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gateway = [
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p for p in params.get("EnumProfile", [])
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if p.get("name") == "audio-gateway" and p.get("available") != "no"
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]
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if current == "off" and gateway:
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run("wpctl", "set-profile", i, gateway[0]["index"])
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profiled.add(i)
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# whether both nodes have their ports to link yet
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def sync():
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bluetooth_profiles()
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found = sources()
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for key in [k for k in published if k not in found]:
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unpublish(key)