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# AES67 config file for PipeWire version "1.4.2" #
#
# Copy and edit this file in /etc/pipewire for system-wide changes
# or in ~/.config/pipewire for local changes.
#
# It is also possible to place a file with an updated section in
# /etc/pipewire/pipewire-aes67.conf.d/ for system-wide changes or in
# ~/.config/pipewire/pipewire-aes67.conf.d/ for local changes.
#
context.properties = {
## Configure properties in the system.
#mem.warn-mlock = false
#mem.allow-mlock = true
#mem.mlock-all = false
#log.level = 2
#default.clock.quantum-limit = 8192
}
context.spa-libs = {
support.* = support/libspa-support
}
context.objects = [
# An example clock reading from /dev/ptp0. You can also specify the network interface name,
# pipewire will query the interface for the current active PHC index. Another option is to
# sync the ptp clock to CLOCK_TAI and then set clock.id = tai, keep in mind that tai may
# also be synced by a NTP client.
# The precedence is: device, interface, id
{ factory = spa-node-factory
args = {
factory.name = support.node.driver
node.name = PTP0-Driver
node.group = pipewire.ptp0
# This driver should only be used for network nodes marked with group
priority.driver = 100000
clock.name = "clock.system.ptp0"
### Please select the PTP hardware clock here
# Interface name is the preferred method of specifying the PHC
clock.interface = "eth0"
#clock.device = "/dev/ptp0"
#clock.id = tai
# Lower this in case of periodic out-of-sync
resync.ms = 1.5
object.export = true
}
}
]
context.modules = [
{ name = libpipewire-module-rt
args = {
nice.level = -11
#rt.prio = 83
#rt.time.soft = -1
#rt.time.hard = -1
}
flags = [ ifexists nofail ]
}
{ name = libpipewire-module-protocol-native }
{ name = libpipewire-module-client-node }
{ name = libpipewire-module-spa-node-factory }
{ name = libpipewire-module-adapter }
{ name = libpipewire-module-rtp-sap
args = {
### Please select the interface here
local.ifname = eth0
sap.ip = 239.255.255.255
sap.port = 9875
net.ttl = 32
net.loop = false
# If you use another PTPv2 daemon supporting management
# messages over a UNIX socket, specify its path here
ptp.management-socket = "/var/run/ptp4lro"
stream.rules = [
{
matches = [
{
rtp.session = "~.*"
}
]
actions = {
create-stream = {
node.virtual = false
media.class = "Audio/Source"
device.api = aes67
# You can adjust the latency buffering here. Use integer values only
sess.latency.msec = 3
node.group = pipewire.ptp0
}
}
},
{
matches = [
{
sess.sap.announce = true
}
]
actions = {
announce-stream = {}
}
}
]
}
},
{ name = libpipewire-module-rtp-sink
args = {
### Please select the interface here
local.ifname = eth0
### If you want to create multiple output streams, please copy the whole
### module-rtp-sink block, but change this multicast IP to another unused
### one keeping 239.69.x.x range unless you know you need another one
destination.ip = 239.69.150.243
destination.port = 5004
net.mtu = 1280
net.ttl = 32
net.loop = false
# These should typically be equal
# You can customize packet length, but 1 ms should work for every device
# Consult receiver documentation to ensure it supports the value you set
sess.min-ptime = 1
sess.max-ptime = 1
### Please change this, especially if you create multiple sinks
sess.name = "PipeWire RTP stream"
sess.media = "audio"
# This property is used if you aren't using ptp4l 4
sess.ts-refclk = "ptp=traceable"
sess.ts-offset = 0
# You can adjust the latency buffering here. Use integer values only
sess.latency.msec = 3
audio.format = "S24BE"
audio.rate = 48000
audio.channels = 2
# These channel names will be visible both to applications and AES67 receivers
node.channel-names = ["CH1", "CH2"]
# Uncomment this and comment node.group in send/recv stream.props to allow
# separate drivers for the RTP sink and PTP sending (i.e. force rate matching on
# the AES67 node rather than other nodes)
#aes67.driver-group = "pipewire.ptp0"
stream.props = {
### Please change the sink name, this is necessary when you create multiple sinks
node.name = "rtp-sink"
media.class = "Audio/Sink"
node.virtual = false
device.api = aes67
sess.sap.announce = true
node.always-process = true
node.group = pipewire.ptp0
rtp.ntp = 0
rtp.fetch-ts-refclk = true
}
}
},
]
|
