rendered paste body# 6 channel dmix:
pcm.dmix6 {
type dmix
ipc_key 1024
ipc_key_add_uid false
ipc_perm 0660
slave {
pcm "hw:0"
rate 48000
channels 6
period_time 0
period_size 1024
buffer_time 0
buffer_size 5120
}
}
# upmixing:
pcm.ch51dup {
type plug
slave.pcm "dmix6"
slave.channels 6
route_policy duplicate
}
pcm.duplex {
type asym
playback.pcm "ch51dup" # upmix first
capture.pcm "hw:0"
}
# change default device:
pcm.!default {
type softvol
slave.pcm "duplex"
control {
name "Software Master"
card 0
}
}
# for aoss
pcm.dsp "duplex"
pcm.dsp1 "duplex"