mirror of
https://github.com/OpenVoiceOS/OpenVoiceOS
synced 2025-02-03 12:07:46 +01:00
75 lines
2.0 KiB
Lua
75 lines
2.0 KiB
Lua
-- WirePlumber
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--
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-- Copyright © 2021 Asymptotic
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-- @author Arun Raghavan <arun@asymptotic.io>
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--
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-- SPDX-License-Identifier: MIT
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--
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-- Route streams of a given role (media.role property) to devices that are
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-- intended for that role (device.intended-roles property)
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metadata_om = ObjectManager {
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Interest {
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type = "metadata",
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Constraint { "metadata.name", "=", "default" },
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}
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}
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devices_om = ObjectManager {
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Interest {
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type = "node",
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Constraint { "media.class", "matches", "Audio/*", type = "pw-global" },
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Constraint { "device.intended-roles", "is-present", type = "pw" },
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}
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}
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streams_om = ObjectManager {
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Interest {
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type = "node",
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Constraint { "media.class", "matches", "Stream/*/Audio", type = "pw-global" },
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Constraint { "media.role", "is-present", type = "pw-global" }
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}
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}
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local function routeUsingIntendedRole(stream, dev)
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local stream_role = stream.properties["media.role"]
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local is_input = stream.properties["media.class"]:find("Input") ~= nil
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local is_source = dev.properties["media.class"]:find("Source") ~= nil
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local dev_roles = dev.properties["device.intended-roles"]
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-- Make sure the stream and device direction match
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if is_input ~= is_source then
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return
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end
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for role in dev_roles:gmatch("(%a+)") do
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if role == stream_role then
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Log.info(stream,
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string.format("Routing stream '%s' (%d) with role '%s' to '%s' (%d)",
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stream.properties["node.name"], stream["bound-id"], stream_role,
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dev.properties["node.name"], dev["bound-id"])
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)
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local metadata = metadata_om:lookup()
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metadata:set(stream["bound-id"], "target.node", "Spa:Id", dev["bound-id"])
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end
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end
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end
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streams_om:connect("object-added", function (streams_om, stream)
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for dev in devices_om:iterate() do
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routeUsingIntendedRole(stream, dev)
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end
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end)
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devices_om:connect("object-added", function (devices_om, dev)
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for stream in streams_om:iterate() do
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routeUsingIntendedRole(stream, dev)
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end
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end)
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metadata_om:activate()
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devices_om:activate()
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streams_om:activate()
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