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impl-device: add support for adapter

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Make it possible to wrap nodes created by a device in a wrapper such
as adapter.

Update the minimal.conf to use udev to detect and configure devices and
nodes. Add a config switch to switch back to hardcoded config.
This commit is contained in:
Wim Taymans 2024-02-13 12:03:53 +01:00
parent c08c335264
commit 1dc822c999
2 changed files with 71 additions and 3 deletions
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40
src/daemon/minimal.conf.in
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@ -44,6 +44,10 @@ context.properties = {
vm.overrides = {
default.clock.min-quantum = 1024
}
# This config can use udev or hardcoded ALSA devices. Make sure to
# change the alsa device below when disabling udev
minimal.use-udev = true
}
context.spa-libs = {
@ -54,6 +58,7 @@ context.spa-libs = {
# that factory.
#
audio.convert.* = audioconvert/libspa-audioconvert
audio.adapt = audioconvert/libspa-audioconvert
api.alsa.* = alsa/libspa-alsa
support.* = support/libspa-support
}
@ -99,6 +104,8 @@ context.modules = [
# context of the PipeWire server.
{ name = libpipewire-module-spa-node-factory }
{ name = libpipewire-module-spa-device-factory }
# Allows creating nodes that run in the context of the
# client. Is used by all clients that want to provide
# data to PipeWire.
@ -183,6 +190,33 @@ context.objects = [
}
}
# This creates a ALSA udev device that will enumerate all
# ALSA devices. Because it is using ACP and has the audio-profile
# property set, this will enable a profile and create associated
# nodes, which will be automatically configured to their best
# configuration.
{ factory = spa-device-factory
args = {
factory.name = api.alsa.enum.udev
alsa.use-acp = true
device.object.properties = {
api.acp.auto-profile = true
api.acp.auto-port = true
device.object.properties = {
node.adapter = audio.adapt
resample.disable = true
adapter.auto-port-config = {
mode = dsp
monitor = false
control = false
position = unknown # unknown, preserve
}
}
}
}
condition = [ { minimal.use-udev = true } ]
}
# This creates a single PCM source device for the given
# alsa device path hw:0. You can change source to sink
# to make a sink in the same way.
@ -222,7 +256,7 @@ context.objects = [
#channelmix.rear-delay = 12.0
#channelmix.stereo-widen = 0.0
#channelmix.hilbert-taps = 0
channelmix.disable = true
#channelmix.disable = false
#dither.noise = 0
#node.param.Props = {
# params = [
@ -248,6 +282,7 @@ context.objects = [
# }
#}
}
condition = [ { minimal.use-udev = false } ]
}
{ factory = adapter
args = {
@ -284,7 +319,7 @@ context.objects = [
#channelmix.rear-delay = 12.0
#channelmix.stereo-widen = 0.0
#channelmix.hilbert-taps = 0
channelmix.disable = true
#channelmix.disable = false
#dither.noise = 0
#node.param.Props = {
# params = [
@ -310,6 +345,7 @@ context.objects = [
# }
#}
}
condition = [ { minimal.use-udev = false } ]
}
# This creates a new Source node. It will have input ports
# that you can link, to provide audio for this source.