<Audio version="1.0" timeUnit="ms" gain="0dB" controls="true">

  <!-- Variable mapping 

       example: 

       rightHand8x refers to MediaPipe naming conventions

       [landmark name][point number][x/y/z] -->

  <var 

       name="f1" 

       default="100" 

       value="$rightHand8y" 

       mapin="0.3,0.7" 

       mapout="60,62,64,65,67,69,71,72" 

       curve="step" 

       convert="MIDI->frequency" />

​

  <var 

       name="f2" 

       default="100" 

       value="$leftHand8x-$rightHand8x" 

       mapin="0.3,0.7" 

       mapout="100,2000" 

       curve="3" />

  <var 

       name="volume" 

       default="0" 

       value="$leftHand8x-$rightHand8x" 

       mapin="0.3,0.7" 

       mapout="0,1" />

  <!-- Audio graph configuration -->

  <OscillatorNode type="sawtooth" frequency="$f1" output="BiquadFilterNode" transitionTime="10"/>

  <BiquadFilterNode type="lowpass" frequency="$f2" output="next" transitionTime="100"/>

  <GainNode gain="$volume" transitionTime="100"/>

​

</Audio>

​