pcm.card0 { type hw card 0 } pcm.!default { type plug slave.pcm "dmixer" } pcm.dmixer { type dmix ipc_key 397627 ipc_key_add_uid true slave { pcm "hw:0,0" period_time 0 period_size 1024 buffer_size 4096 periods 128 rate 48000 } bindings { 0 0 1 1 } }