scale</code></font>'</h4>

<!-- latex: \index{read image colorscale} -->

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<PRE>
<font color="#82140F">
`read image colorscale [rgb|hsb]'
</font></PRE>
</TD>
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<p>

Read colorscale for image, from 256 lines each containing values for
Red, Green, and Blue (or Hue, Saturation and Brightness), separated by
whitespace.  The values are expected to be in the range 0 to 1, and are
clipped to these limits if not.  
<p>
For hin