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channelmix: make up/downmix levels configurable

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Add channelmix.center-level, channelmix.surround-level and
channelmix.lfe-level to control how center, surround and LFE is
up/downmixed.

Fixes #5198
This commit is contained in:
Wim Taymans 2026-03-30 17:50:48 +02:00
parent 03f894bab0
commit 18c97222c4
12 changed files with 119 additions and 25 deletions
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3
src/daemon/client.conf.in
View file

@ -101,6 +101,9 @@ stream.properties = {
#channelmix.lfe-cutoff = 150
#channelmix.fc-cutoff = 12000
#channelmix.rear-delay = 12.0
#channelmix.center-level = 0.707106781
#channelmix.surround-level = 0.707106781
#channelmix.lfe-level = 0.5
#channelmix.stereo-widen = 0.0
#channelmix.hilbert-taps = 0
#dither.noise = 0

3
src/daemon/minimal.conf.in
View file

@ -332,6 +332,9 @@ context.objects = [
#channelmix.fc-cutoff = 12000
#channelmix.rear-delay = 12.0
#channelmix.stereo-widen = 0.0
#channelmix.center-level = 0.707106781
#channelmix.surround-level = 0.707106781
#channelmix.lfe-level = 0.5
#channelmix.hilbert-taps = 0
#channelmix.disable = false
#dither.noise = 0

3
src/daemon/pipewire-avb.conf.in
View file

@ -60,6 +60,9 @@ stream.properties = {
#channelmix.fc-cutoff = 6000
#channelmix.rear-delay = 12.0
#channelmix.stereo-widen = 0.1
#channelmix.center-level = 0.707106781
#channelmix.surround-level = 0.707106781
#channelmix.lfe-level = 0.5
#channelmix.hilbert-taps = 0
}

3
src/daemon/pipewire-pulse.conf.in
View file

@ -88,6 +88,9 @@ stream.properties = {
#channelmix.fc-cutoff = 12000
#channelmix.rear-delay = 12.0
#channelmix.stereo-widen = 0.0
#channelmix.center-level = 0.707106781
#channelmix.surround-level = 0.707106781
#channelmix.lfe-level = 0.5
#channelmix.hilbert-taps = 0
#dither.noise = 0
}