pcm.card0 { type hw card 0 } pcm.!default { type plug slave.pcm "dmixer" } pcm.dmixer { type dmix ipc_key 1025 slave { pcm "hw:0,0" period_time 0 period_size 2048 #1024 buffer_size 32768 #4096 #periods 128 rate 48000 #44100 } bindings { 0 0 1 1 } }