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filter-chain: use only builtin filter for dolby surround sink

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ZZyVSmOzMz OZaAEBlUIZ 2025-06-12 06:15:39 +00:00
parent fa8208eeef
commit d07a383d6e
1 changed files with 111 additions and 38 deletions
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149
src/daemon/filter-chain/sink-dolby-surround.conf
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@ -3,45 +3,118 @@
# Copy this file into a conf.d/ directory such as
# ~/.config/pipewire/filter-chain.conf.d/
#
context.modules = [
{ name = libpipewire-module-filter-chain
flags = [ nofail ]
args = {
node.description = "Dolby Surround Sink"
media.name = "Dolby Surround Sink"
filter.graph = {
nodes = [
{
type = builtin
name = mixer
label = mixer
control = { "Gain 1" = 0.5 "Gain 2" = 0.5 }
}
{
type = ladspa
name = enc
plugin = surround_encoder_1401
label = surroundEncoder
}
]
links = [
{ output = "mixer:Out" input = "enc:S" }
]
inputs = [ "enc:L" "enc:R" "enc:C" null "mixer:In 1" "mixer:In 2" ]
outputs = [ "enc:Lt" "enc:Rt" ]
{
"context.modules": [
{
"name": "libpipewire-module-filter-chain",
"flags": [
"nofail"
],
"args": {
"node.description": "Dolby Surround Sink",
"media.name": "Dolby Surround Sink",
"filter.graph": {
"nodes": [
{
"type": "builtin",
"name": "mixer_fc",
"label": "mixer"
},
{
"type": "builtin",
"name": "mixer_s",
"label": "mixer"
},
{
"type": "builtin",
"name": "s_phased",
"label": "convolver",
"config": {
"filename": "/hilbert",
"length": 90
}
},
{
"type": "builtin",
"name": "mixer_lt",
"label": "mixer",
"control": {
"Gain 1": 1,
"Gain 2": 0,
"Gain 3": 0.7071067811865475,
"Gain 4": -0.7071067811865475
}
},
{
"type": "builtin",
"name": "mixer_rt",
"label": "mixer",
"control": {
"Gain 1": 0,
"Gain 2": 1,
"Gain 3": 0.7071067811865475,
"Gain 4": 0.7071067811865475
}
}
capture.props = {
node.name = "effect_input.dolby_surround"
media.class = Audio/Sink
audio.channels = 6
audio.position = [ FL FR FC LFE SL SR ]
}
playback.props = {
node.name = "effect_output.dolby_surround"
node.passive = true
audio.channels = 2
audio.position = [ FL FR ]
],
"links": [
{
"output": "mixer_fc:Out",
"input": "mixer_lt:In 3"
},
{
"output": "mixer_fc:Out",
"input": "mixer_rt:In 3"
},
{
"output": "mixer_s:Out",
"input": "s_phased:In"
},
{
"output": "s_phased:Out",
"input": "mixer_lt:In 4"
},
{
"output": "s_phased:Out",
"input": "mixer_rt:In 4"
}
],
"inputs": [
"mixer_lt:In 1",
"mixer_rt:In 2",
"mixer_fc:In 1",
"mixer_fc:In 2",
"mixer_s:In 1",
"mixer_s:In 2"
],
"outputs": [
"mixer_lt:Out",
"mixer_rt:Out"
]
},
"capture.props": {
"node.name": "effect_input.dolby_surround",
"media.class": "Audio/Sink",
"audio.channels": 6,
"audio.position": [
"FL",
"FR",
"FC",
"LFE",
"SL",
"SR"
]
},
"playback.props": {
"node.name": "effect_output.dolby_surround",
"node.passive": true,
"audio.channels": 2,
"audio.position": [
"FL",
"FR"
]
}
}
}
]
]
}