it-Rate (CBR) encoding, this is the actual bit rate, whereas for Variable Bit-Rate
(VBR) encoding it specifies the minimum.  Allowable values are:
<ul><li>8 - MPEG-II only</li><li>16 - MPEG-II only</li><li>24 - MPEG-II only</li><li>32</li><li>40</li><li>48</li><li>56</li><li>64</li><li>80</li><li>96</li><li>112</li><li>128</li><li>144 - MPEG-II only</li><li>160</li><li>192 - MPEG-I only.</li><li>224 - MPEG-I only.</li><li>256  - MPEG-I only.</li><li>320 - MPEG-I only.</li></ul></li><li><span class="code">dw