p;</p>

<p class=MsoNormal>TWAIN did not start with duplex scanning built into the
standard; this was added in version 1.7.&nbsp; So prior to 1.7 
<a href="#ICAP_PIXELTYPE">ICAP_PIXELTYPE</a> selected the pixel type (i.e. color 
vs. grayscale vs. bitonal) for the entire session. This could also be considered 
the &quot;color space&quot;. An application could configure a driver to output
color or grayscale or bitonal images, but only one of the three, so you can not 
get multiple images for a side via ICAP_P