> number
returned by <span class="code">beInitStream</span>.</li><li><span class="code">pSamples</span> - pointer to a buffer containing the samples.
Each sample is assumed to be a 16-bit value.</li><li><span class="code">pOutput</span> - pointer to the buffer to write the MP3
data to.  Data in this buffer is assumed to be an array of 8-bit values.</li><li><span class="code">pdwOutput</span> - variable which will receive the actual
number of bytes written to the buffer for this encoding chunk.</li></ul><p>
