pcm.!surround51HDMI {
        type route
        slave {
                pcm multi
                channels 8
        }

        ttable.0.0 1.0
        ttable.1.1 1.0
        ttable.2.2 1.0
        ttable.3.3 1.0
        ttable.4.4 1.0
        ttable.5.5 1.0

        ttable.0.6 1.0
        ttable.1.7 1.0
        ttable.2.6 1.0
        ttable.3.7 1.0
        ttable.4.6 1.0
        ttable.5.7 1.0
}

pcm.multi {
        type multi
        slaves.a {
                pcm "analog"
                channels 6
        }
        slaves.b {
                pcm "digital"
                channels 2
        }
        bindings.0.slave a
        bindings.0.channel 0

        bindings.1.slave a
        bindings.1.channel 1

        bindings.2.slave a
        bindings.2.channel 2

        bindings.3.slave a
        bindings.3.channel 3

        bindings.4.slave a
        bindings.4.channel 4

        bindings.5.slave a
        bindings.5.channel 5

        bindings.6.slave b
        bindings.6.channel 0

        bindings.7.slave b
        bindings.7.channel 1
}

pcm.analog {
    type dmix
    ipc_key 1221
    slave {
        pcm "hw:0,0"
        channels 6
#        period_time 0
#        period_size 1024
#        buffer_size 4096
#        rate 44100
    }
}
pcm.digital {
    type dmix
    ipc_key 1222
    slave {
        pcm "hw:1,7"
        channels 2
#        period_time 0
#        period_size 1024
#        buffer_size 4096
#   rate 44100
    }
}

ctl.!surround51HDMI {
        type hw
        card 0
}

###################################################

####### По умолчанию два канала без эквалайзера ###
pcm.!default {
     type plug
     slave.pcm "stereo20"
}
###################################################

############# Для mpd с эквалайзером ##############

ctl.equal {
  type equal;
}

pcm.plugequal {
  type equal;
  slave.pcm "mpd";
}

pcm.!equal {
  type plug;
  slave.pcm plugequal;
}

pcm.!mpd {
     type plug
     slave.pcm "stereo20"
}
###################################################

####### Два канала делим на 5.1 и на HDMI #########
pcm.!stereo20 {
    type asym
    playback.pcm "upmix2to6"
    capture.pcm "dsnooped"
}

pcm.!skype {
    type asym
    playback.pcm "upmix2to6"
    capture.pcm "skype_dsnoop"
}

pcm.!surround51 {
    type asym
    playback.pcm "swmixer"
    capture.pcm "hw:0,0"
}

pcm.snd_card {
    type plug
    slave.pcm "swmixer"
}

pcm.upmix2to6 {
    type route
    slave.pcm "multi"
    slave.channels 8

    ttable.0.0 1    # left to left
    ttable.0.2 0.6  # left to back left
    ttable.0.4 0    # left to center

    ttable.1.1 1    # right to right
    ttable.1.3 0.6  # right to back right
    ttable.1.4 0    # right ti center

    ttable.0.5 0.6 # left to SW
    ttable.1.5 0.6 # right to SW


    ttable.0.6 1    # left to left
    ttable.1.7 1    # left to left
}

pcm.swmixer {
    type dmix
    ipc_key 1234
    slave {
        pcm "hw:0,0"
        channels 6
#        period_time 0
#        period_size 1024
#        buffer_size 4096
#        rate 48000
    }
}

# software mixing of capture information (needed for new skype)
pcm.dsnooped {
  ipc_key 1026
  type dsnoop
  slave {
    pcm "hw:0,0"# HW ID HERE
  }
}

# For Skype (asym duplexes half-duplex plugins like dsnoop and dmix into a full-duplex device)
pcm.duplex {
    type asym
    playback.pcm "upmix2to6"
    capture.pcm "dsnooped"
}

# aoss emulation
# http://forum.skype.com/index.php?showtopic=525851&st=20
pcm.skype {
  type plug
  slave.pcm "duplex"
}