MaxBitrate</span> - When VBR mode is enabled, this specifies the maximum allowed bitrate.  The same values as <span class="code">dwBitRate</span>
are used.For CBR mode this setting is ignored.</li><li><span class="code">nPreset</span> - one of the preset encoding options to
use.  Note that presets can overwrite the other settings, since the call to
apply the preset's setting is made just before the encoder is initialised. 
<ul><li><span class="code">LQP_NOPRESET</span> - don't use any presets</li><li><span 