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node/software-dsp: Port Node ObjectManager to SimpleEventHook

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Signed-off-by: James Calligeros <jcalligeros99@gmail.com>
This commit is contained in:
James Calligeros
2024-03-27 20:13:18 +10:00
parent 9ab7c024f8
commit 82b0ec8c30
1 changed files with 44 additions and 31 deletions
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75
src/scripts/node/software-dsp.lua
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@@ -11,10 +11,6 @@ config = {}
config.rules = Conf.get_section_as_json("node.software-dsp.rules", Json.Array{})
-- TODO: port from Obj Manager to Hooks
nodes_om = ObjectManager {
Interest { type = "node" },
}
clients_om = ObjectManager {
Interest { type = "client" }
}
@@ -22,36 +18,54 @@ clients_om = ObjectManager {
filter_nodes = {}
hidden_nodes = {}
nodes_om:connect("object-added", function (om, node)
JsonUtils.match_rules (config.rules, node.properties, function (action, value)
if action == "create-filter" then
log:debug("DSP rule found for " .. node.properties["node.name"])
local props = value:parse (1)
SimpleEventHook {
name = "node/dsp/create-dsp-node",
interests = {
EventInterest {
Constraint { "event.type", "=", "node-added" },
},
},
execute = function(event)
local node = event:get_subject()
JsonUtils.match_rules (config.rules, node.properties, function (action, value)
if action == "create-filter" then
local props = value:parse (1)
log:debug("DSP rule found for " .. node.properties["node.name"])
if props["filter-graph"] then
log:debug("Loading filter graph for " .. node.properties["node.name"])
filter_nodes[node.properties["object.id"]] = LocalModule("libpipewire-module-filter-chain", props["filter-graph"], {})
end
if props["hide-parent"] then
log:debug("Setting permissions to '-' on " .. node.properties["node.name"] .. " for open clients")
for client in clients_om:iterate{ type = "client" } do
if not client["properties"]["wireplumber.daemon"] then
client:update_permissions{ [node["bound-id"]] = "-" }
end
if props["filter-graph"] then
log:debug("Loading filter graph for " .. node.properties["node.name"])
filter_nodes[node.properties["object.id"]] = LocalModule("libpipewire-module-filter-chain", props["filter-graph"], {})
end
hidden_nodes[node["bound-id"]] = node.properties["object.id"]
end
end
end)
end)
nodes_om:connect("object-removed", function (om, node)
if filter_nodes[node.properties["object.id"]] then
log:debug("Freeing filter graph on disconnected node " .. node.properties["node.name"])
filter_nodes[node.properties["object.id"]] = nil
if props["hide-parent"] then
log:debug("Setting permissions to '-' on " .. node.properties["node.name"] .. " for open clients")
for client in clients_om:iterate{ type = "client" } do
if not client["properties"]["wireplumber.daemon"] then
client:update_permissions{ [node["bound-id"]] = "-" }
end
end
hidden_nodes[node["bound-id"]] = node.properties["object.id"]
end
end
end)
end
end)
}:register()
SimpleEventHook {
name = "node/dsp/free-dsp-node",
interests = {
EventInterest {
Constraint { "event.type", "=", "node-removed" },
},
},
execute = function(event)
local node = event:get_subject()
if filter_nodes[node.properties["object.id"]] then
log:debug("Freeing filter graph on disconnected node " .. node.properties["node.name"])
filter_nodes[node.properties["object.id"]] = nil
end
end
}:register()
clients_om:connect("object-added", function (om, client)
for id, _ in pairs(hidden_nodes) do
@@ -61,5 +75,4 @@ clients_om:connect("object-added", function (om, client)
end
end)
nodes_om:activate()
clients_om:activate()