pcm.noise_gate {
    type plug
    slave.pcm "ladspa_noise_gate";
}

pcm.ladspa_noise_gate {
    type ladspa
    slave.pcm "duplex"

    path "/usr/lib/ladspa";
    plugins [{
        label hard_gate
        input {
            controls [ 0.1 ]
        }
    }]
}

pcm.dsnooper {
    type dsnoop
    ipc_key 234886
    ipc_perm 0660
    slave.pcm "hw:0,0"
}

pcm.dmixer {
    type dmix
    ipc_key 234885
    slave {
        pcm "hw:0,0"
        period_time 0
        buffer_time 0
        period_size 1024
        buffer_size 8192
#        rate 44100
     }
#     bindings {
#        0 0
#        1 1
#     }
}

pcm.duplexasym {
   type asym
   playback.pcm "dmixer"  # playback on all speakers
   capture.pcm "dsnooper" # recording 
}

pcm.duplex { # plug and play on all speakers
   type plug
   slave.pcm "duplexasym"
}

pcm.!default {
    type plug
    slave.pcm "duplexasym"
}