code: public void appendSamples(int channel, float[] f)
  	{
  		for (int i = 0; i < 32;)
  		{
  			final float fs = f[i++];
  			append(channel, (short) (fs > 32767.0f ? 32767.0f : (fs < -32768.0f ? -32768.0f : fs)));
  		}
  	}
docs: Accepts 32 new PCM samples.