code: public void currentSampleChanged(float [] leftSample, float [] rightSample)
  	{
  		getVULMeterPanel().setVUMeter(leftSample);
  		getVURMeterPanel().setVUMeter(rightSample);
  
  		getSALMeterPanel().setMeter(leftSample);
  		getSARMeterPanel().setMeter(rightSample);
  	}
docs: /* DspAudioProcessor CallBack -------------------------------------------