<?xml version="1.0"?>
<conga version="2.2.1">

  <plugin name="volume">
    <arg name="media" scale="0:-50db 100:0db"/> <!-- control volume of media outputs. -->
    <arg name="telephony" channels="left:0 right:1" scale="0:-50db 100:0db"/> <!-- control volume of telephony outputs. -->
    <arg name="default" channels="left:0 right:1" scale="0:-50db 100:0db"/> <!-- control volume of default outputs. -->

    <arg name="tuner" channels="left:0 right:1"/> <!-- control volume (mute) of tuner input. -->
  </plugin>

  <!-- Import all hardware specific configuration -->
  <!--   <import config="/etc/conga/conga_hw_ulcb.xml"/> -->

  <!-- Allows only one instance of the session, replacing one another when starting -->
  <session name="ATOMIC_SESSION">
    <policy>
      <rule action="abort" target="ATOMIC_SESSION"/>
    </policy>
  </session>

  <chain name="speaker_mixer_chain">

    <mixer name="speaker_mixer">
      <interface mode="slave" sample="s16" nbchan="2" rate="48000" nbframe="1024"/>
    </mixer>

    <node type="alsa" name="speaker">
      <arg device="hw:2,0"/>
      <interface mode="master" direction="sink" sample="s16" nbchan="2" rate="48000" nbframe="1024"/>
    </node>
  </chain>


    <session name="soundcard">
        <chain>
          <node type="catmux"> <!-- 1 slot contains the name, the idx of the channel, and the number of channel -->
            <arg slot="front     0  2"/>
            <arg slot="surround  2  2"/>
            <arg slot="center  4  2"/>
            <arg slot="rear    6  2"/>
            <interface direction="source" sample="s16" nbchan="8" rate="48000" nbframe="1024"/>
          </node>
          <node type="alsa" name="speaker">
            <interface sample="s16" nbchan="8" rate="48000" nbframe="1024"/>
            <arg device="hw:2,0"/>
          </node>
        </chain>
    </session>


<session name="b">
    <chain>
        <node type="generator">
            <arg wavefreq="250"/>
            <arg amplitude="0.5"/>
            <interface sample="s16" nbchan="2" rate="48000" nbframe="1024"/>
        </node>
        <node type="format">
            <interface direction="source" sample="s16"/>
        </node>
        <node type="catmux" name="surround"/>
    </chain>
  </session>


<session name="c">
  <chain>
    <node type="stream" name="BUS0_MEDIA_ANDROID_out">
      <interface sample="s16" nbchan="2" rate="48000" nbframe="1024"/>
    </node>
    <node type="queue"/>
    <node type="format">
      <interface direction="source" sample="s16"/>
    </node>
        <node type="catmux" name="front"/>
  </chain>
</session>



  <session name="BUS0_MEDIA_ANDROID">
    <chain>
      <node type="stream" name="BUS0_MEDIA_ANDROID_out"/>
      <node type="queue">
        <arg maxelem="4"/>
        <arg poolsize="20000"/>
        <interface direction="source" nbframe="1024"/>
      </node>
      <node type="format">
        <interface direction="source" sample="s16"/>
      </node>
        <node type="catmux" name="front"/>


    </chain>
    <policy>
      <inherit parent="ATOMIC_SESSION"/>
    </policy>
  </session>

  <session name="BUS1_TELEPHONY_ANDROID">
    <chain>
      <node type="stream" name="BUS1_TELEPHONY_ANDROID_out"/>
      <node type="queue">
        <arg maxelem="4"/>
        <arg poolsize="20000"/>
        <interface direction="source" nbframe="1024"/>
      </node>
      <node type="format">
        <interface direction="source" sample="s16"/>
      </node>
      <node type="volume">
        <arg stage="telephony"/>
      </node>
      <mix into="speaker_mixer"/>
    </chain>
    <policy>
      <rule action="reject" target="PROJECTEDMODE_META"/>
    </policy>
  </session>

  <session name="BUS2_DEFAULT_ANDROID">
    <chain>
      <node type="stream" name="BUS2_DEFAULT_ANDROID_out"/>
      <node type="queue">
        <arg maxelem="4"/>
        <arg poolsize="20000"/>
        <interface direction="source" nbframe="1024"/>
      </node>
      <node type="format">
        <interface direction="source" sample="s16"/>
      </node>
      <node type="volume">
        <arg stage="default"/>
      </node>
      <mix into="speaker_mixer"/>
    </chain>
  </session>

  <session name="session_android_in">
    <chain>
      <node type="alsa" name="micro_in">
        <arg device="hw:0,0"/>
        <interface direction="source" mode="master"
          sample="s16" nbchan="2" rate="48000" nbframe="1024"/>
      </node>
      <node type="stream" name="dev_android_in">
        <interface direction="sink" mode="slave"
          sample="s16" nbchan="2" rate="48000" nbframe="1024"/>
      </node>
    </chain>
  </session>

  <session name="session_android_radio">
    <chain>
      <node type="udpsrc" name="sinkpipeline">
        <arg port="4243"/>
        <interface direction="source" mode="master"
          sample="s16" nbchan="2" rate="48000" nbframe="1920"/>
      </node>
      <node type="queue">
        <arg maxelem="4"/>
        <arg poolsize="40000"/>
        <interface direction="source" nbframe="256"/>
      </node>
      <node type="format">
        <interface direction="source" sample="s16"/>
      </node>
      <node type="volume">
        <arg stage="tuner"/> <!-- control from android of the radio tuner input state -->
      </node>
      <node type="volume">
        <arg stage="media"/>
      </node>
      <mix into="speaker_mixer"/>
    </chain>
  </session>

  <session name="system_sounds">
    <chain>
      <node type="stream" name="system_sounds_stream"/>
      <node type="queue">
        <arg maxelem="4"/>
        <arg poolsize="20000"/>
        <interface direction="source" nbframe="1024"/>
      </node>
      <node type="format">
        <interface direction="source" sample="s16"/>
      </node>
      <mix into="speaker_mixer"/>
    </chain>
    <policy>
      <rule action="abort" target="session_android_out"/>
      <rule action="reject" target="PROJECTEDMODE_META"/>
    </policy>
  </session>

    <!-- <import config="/etc/conga/conga_iap_usb.xml"/> -->
  <chain name="chain_iap_snk">
    <node type="resamp">
      <arg quality="bli12"/>
      <interface direction="source" rate="48000" nbframe="256"/>
    </node>
    <node type="format">
      <interface direction="source" sample="s16"/>
    </node>
    <node type="volume">
      <arg stage="media"/>
    </node>
    <mix into="speaker_mixer"/>
  </chain>

    <!-- <import config="/etc/conga/conga_projectedmodes.xml"/> -->

  <session name="PROJECTEDMODE_META">
    <policy>
      <inherit parent="ATOMIC_SESSION"/>
      <rule action="cancel" target="BUS1_TELEPHONY_ANDROID"/>
      <rule action="cancel" target="BUS2_DEFAULT_ANDROID"/>
      <rule action="cancel" target="session_android_radio"/>
      <rule action="cancel" target="session_iap_usb"/>
    </policy>
  </session>

  <session name="PROJECTEDMODE_VOICERECO"/>

  <chain name="chain_pm_snk">
    <node type="format">
      <interface direction="source" sample="s16"/>
    </node>
    <node type="volume">
      <arg stage="media"/>
    </node>
    <node type="alsa" name="">
      <arg device="hw:0,0"/>
      <interface direction="sink" sample="s16" nbchan="2" rate="48000" nbframe="256"/>
    </node>
  </chain>

</conga>