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https://gitlab.freedesktop.org/pipewire/wireplumber.git
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258d9f32e1
Use the directory name and file name to construct the hook's name, like a path. This way, when you see a hook name, it is clear where to find that hook in the source code.
56 lines
1.6 KiB
Lua
56 lines
1.6 KiB
Lua
-- WirePlumber
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--
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-- Copyright © 2022 Collabora Ltd.
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--
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-- SPDX-License-Identifier: MIT
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cutils = require ("common-utils")
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AsyncEventHook {
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name = "device/apply-profile",
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after = { "device/find-stored-profile", "device/find-best-profile" },
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interests = {
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EventInterest {
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Constraint { "event.type", "=", "select-profile" },
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},
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},
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steps = {
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start = {
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next = "none",
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execute = function (event, transition)
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local device = event:get_subject ()
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local profile = event:get_data ("selected-profile")
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local dev_name = device.properties ["device.name"]
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if not profile then
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Log.info (device, "No profile found to set on " .. dev_name)
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transition:advance ()
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return
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end
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for p in device:iterate_params ("Profile") do
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local active_profile = cutils.parseParam (p, "Profile")
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if active_profile.index == profile.index then
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Log.info (device, "Profile " .. profile.name .. " is already set on " .. dev_name)
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transition:advance ()
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return
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end
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end
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local param = Pod.Object {
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"Spa:Pod:Object:Param:Profile", "Profile",
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index = profile.index,
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}
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Log.info (device, "Setting profile " .. profile.name .. " on " .. dev_name)
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device:set_param ("Profile", param)
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-- FIXME: add cancellability
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-- sync on the pipewire connection to ensure that the param
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-- has been configured on the remote device object
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Core.sync (function ()
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transition:advance ()
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end)
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end
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},
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}
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}:register()
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