pcm.amp3db {
    type plug
    slave.pcm "ladspa_amp3db"
}

pcm.ladspa_amp3db {
    type ladspa
    #slave.pcm "plughw:0,0";
    slave.pcm "dmixplug";
    #slave.pcm "dmixer"; # error: Slave PCM not usable
    #slave.pcm "default";
    path "/usr/lib/ladspa";
    plugins [{
        label amp_stereo
        input {
            # gain, dB
            controls [3.0]
        }
    }]
}


pcm.amp6db {
    type plug
    slave.pcm "ladspa_amp6db"
}

pcm.ladspa_amp6db {
    type ladspa
    #slave.pcm "plughw:0,0";
    slave.pcm "dmixplug";
    #slave.pcm "dmixer"; # error: Slave PCM not usable
    #slave.pcm "default";
    path "/usr/lib/ladspa";
    plugins [{
        label amp_stereo
        input {
            # gain, dB
            controls [6.0]
        }
    }]
}

pcm.amp9db {
    type plug
    slave.pcm "ladspa_amp9db"
}

pcm.ladspa_amp9db {
    type ladspa
    #slave.pcm "plughw:0,0";
    slave.pcm "dmixplug";
    #slave.pcm "dmixer"; # error: Slave PCM not usable
    #slave.pcm "default";
    path "/usr/lib/ladspa";
    plugins [{
        label amp_stereo
        input {
            # gain, dB
            controls [9.0]
        }
    }]
}


pcm.amp12db {
    type plug
    slave.pcm "ladspa_amp12db"
}

pcm.ladspa_amp12db {
    type ladspa
    #slave.pcm "plughw:0,0";
    slave.pcm "dmixplug";
    #slave.pcm "dmixer"; # error: Slave PCM not usable
    #slave.pcm "default";
    path "/usr/lib/ladspa";
    plugins [{
        label amp_stereo
        input {
            # gain, dB
            controls [12.0]
        }
    }]
}

pcm.amp15db {
    type plug
    slave.pcm "ladspa_amp15db"
}

pcm.ladspa_amp15db {
    type ladspa
    #slave.pcm "plughw:0,0";
    slave.pcm "dmixplug";
    #slave.pcm "dmixer"; # error: Slave PCM not usable
    #slave.pcm "default";
    path "/usr/lib/ladspa";
    plugins [{
        label amp_stereo
        input {
            # gain, dB
            controls [15.0]
        }
    }]
}



pcm.!default{
    type plug
    slave.pcm "duplex";
}

pcm.duplex {
    type asym
    playback.pcm "dmixer"
    capture.pcm "mixin"
}


#ctl.!default {
#    type hw
#    card 0
#}

pcm.dmixplug {
    type plug
    slave.pcm "dmixer";
}

pcm.dmixer {
    type dmix
    ipc_key 1024
    slave {
        pcm "hw:0,0"
        period_time 0
        period_size 1024
        buffer_size 8192
        #periods 128
        rate 44100
    }
     bindings {
        0 0
        1 1
     }
}

ctl.dmixer {
    type hw
    card 0
}

pcm.mixin {
    type dsnoop
    ipc_key 5978293	# must be unique for all dmix plugins!!!!
    ipc_key_add_uid yes
    slave {
        pcm "hw:0,0"
	channels 2
	period_size 1024
	buffer_size 4096
	rate 44100
	periods 0 
	period_time 0
    }
	bindings {
	0 0
	0 1
    }
}


# playback PCM device: using loopback subdevice 0,0
pcm.amix {
    type dmix
    ipc_key 219345
    slave.pcm "hw:Loopback,0,0"
}
  
# capture PCM device: using loopback subdevice 0,1
pcm.asnoop {
    type dsnoop
    ipc_key 219346
    slave.pcm "hw:Loopback,0,1"
}