m16</code> or <code>Codec.pcmFloat32</code>). Not used for other codecs.</li>
<li><strong><em>numChannels:</em></strong> is only used with raw PCM codecs (<code>codec</code> == <code>Codec.pcm16</code> or <code>Codec.pcmFloat32</code>). Its value is the number of channels,</li>
<li><strong><em>whenFinished:()</em></strong> : A function for specifying what to do when the playback will be finished.</li>
</ul>
<p>Note: You must specify one or the two parameters : <code>fromUri</code>, <code>fromDataBuffer</cod