"AudioProcessor.html#isActive()"><code>AudioProcessor.isActive()</code></a> to determine whether the audio processor is active. Returns
 the configured output audio format if this instance is active.

 <p>After calling this method, it is necessary to <a href="AudioProcessor.html#flush()"><code>AudioProcessor.flush()</code></a> the processor to apply the
 new configuration. Before applying the new configuration, it is safe to queue input and get
 output in the old input/output formats. Call <a href="AudioPro