conf: remove extra object level

We can parse this without the extra object level.
Use 4 spaces per level

src/daemon/media-session.d/alsa-monitor.conf

@@ -1,22 +1,21 @@
 # alsa-monitor config file
-{
+properties = {
-  properties = {
+}
-  }
 
-  rules = [
+rules = [
+    # an array of matches/actions to evaluate
     {
         # rules for matching a device or node. It is an array of
         # properties that all need to match the regexp. If any of the
         # matches work, the actions are executed for the object.
-
         matches = [
             {
+	        # this matches all cards
                 device.name = ~alsa_card.*
             }
         ]
         actions = {
             # actions can update properties on the matched object.
-
             update-props = {
                 api.alsa.use-acp = 		true
                 #api.alsa.use-ucm = 		true
@@ -33,9 +32,11 @@
     {
         matches = [
             {
+	        # matches all sinks
                 node.name = ~alsa_input.*
             }
             {
+	        # matches all sources
                 node.name = ~alsa_output.*
             }
         ]
@@ -54,5 +55,5 @@
             }
         }
     }
-  ]
+]
-}
+

src/daemon/media-session.d/media-session.conf

@@ -1,22 +1,21 @@
 # media-session config file
-{
+properties = {
-  properties = {
     # Properties to configure the session and some
     # modules
 
     #bluez5.msbc-support = true
-  }
+}
 
-  spa-libs = {
+spa-libs = {
     # Mapping from factory name to library.
 
     api.bluez5.* =	bluez5/libspa-bluez5
     api.alsa.* =	alsa/libspa-alsa
     api.v4l2.* =	v4l2/libspa-v4l2
     api.libcamera.* =	libcamera/libspa-libcamera
-  }
+}
 
-  modules = {
+modules = {
     # These are the modules that are enabled when a file with
     # the key name is found in the media-session.d config directory.
     # the default bundle is always enabled.
@@ -56,5 +55,4 @@
         bluez5
         restore-stream
     ]
-  }
 }

src/daemon/pipewire.conf.in

@@ -1,6 +1,5 @@
 #daemon config file for PipeWire version @VERSION@
-{
+properties = {
-  properties = {
     ## configure properties in the system
     #library.name.system =			support/libspa-support
     #context.data-loop.library.name.system =	support/libspa-support
@@ -18,9 +17,9 @@
     #default.video.height =		480
     #default.video.rate.num =		25
     #default.video.rate.denom =		1
-  }
+}
 
-  spa-libs = {
+spa-libs = {
     ## <factory-name regex> = <library-name>
     #
     # used to find spa factory names. It maps an spa factory name
@@ -37,9 +36,9 @@
     support.* =		support/libspa-support
     #videotestsrc = videotestsrc/libspa-videotestsrc
     #audiotestsrc = audiotestsrc/libspa-audiotestsrc
-  }
+}
 
-  modules = {
+modules = {
     ##  <module-name> = { [args = "<key>=<value> ..."] 
     #                     [flags = ifexists] }
     #
@@ -59,9 +58,9 @@
     libpipewire-module-adapter = null
     libpipewire-module-link-factory = null
     libpipewire-module-session-manager = null
-  }
+}
 
-  objects = {
+objects = {
     ## <factory-name> = { [args = "<key>=<value> ..."]
     #                     [flags = nofail] }
     #
@@ -75,9 +74,9 @@
     #adapter = { args = "factory.name=audiotestsrc node.name=my-test" }
     #spa-node-factory  = { args = "factory.name=api.vulkan.compute.source node.name=my-compute-source" }
     spa-node-factory = { args = "factory.name=support.node.driver node.name=Dummy priority.driver=8000" }
-  }
+}
 
-  exec = {
+exec = {
     ## <program-name> = { [args = "<arguments>"] }
     #
     # Execute the given program with arguments.
@@ -97,5 +96,4 @@
     # on another address with the -a option (eg. -a tcp:4713)
     #
     #"@pipewire_pulse_path@" = { "#args" = "-a tcp:4713" }
-  }
 }