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channelmix: add simple upmix method

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Add a property to select the upmix method. PSD is enabled by default
but a new simple upmixing algorithm is available that duplicates
channels and avoids lowpass filter on the FC and disables widening.

Fixes #861
This commit is contained in:
Wim Taymans 2022-03-14 15:33:07 +01:00
parent cec8898740
commit bc5b486cb9
8 changed files with 98 additions and 1 deletions
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src/daemon/client-rt.conf.in
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@ -84,6 +84,7 @@ stream.properties = {
#channelmix.normalize = false
#channelmix.mix-lfe = true
#channelmix.upmix = true
#channelmix.upmix-method = psd # none, simple
#channelmix.lfe-cutoff = 120
#channelmix.fc-cutoff = 6000
#channelmix.rear-delay = 12.0