libs/gil/doc/html/reference/group___channel_algorithm.html

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  46 <div class="title">Algorithms and Utility Functions<div class="ingroups"><a class="el" href="group___channel.html">Channel</a></div></div>  </div>
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  49
  50 <p>Channel algorithms, metafunctions and utility functions.
  51 <a href="#details">More...</a></p>
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  54 Modules</h2></td></tr>
  55 <tr class="memitem:group___channel_convert_algorithm"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___channel_convert_algorithm.html">channel_convert</a></td></tr>
  56 <tr class="memdesc:group___channel_convert_algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converting from one channel type to anotherConversion is done as a simple linear mapping of one channel range to the other, such that the minimum/maximum value of the source maps to the minimum/maximum value of the destination. One implication of this is that the value 0 of signed channels may not be preserved! <br /></td></tr>
  57 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
  58 <tr class="memitem:group___channel_multiply_algorithm"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___channel_multiply_algorithm.html">channel_multiply</a></td></tr>
  59 <tr class="memdesc:group___channel_multiply_algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Multiplying unsigned channel values of the same type. Performs scaled multiplication result = a * b / max_value. <br /></td></tr>
  60 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
  61 <tr class="memitem:group___channel_invert_algorithm"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___channel_invert_algorithm.html">channel_invert</a></td></tr>
  62 <tr class="memdesc:group___channel_invert_algorithm"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the inverse of a channel. result = max_value - x + min_value. <br /></td></tr>
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  66 Classes</h2></td></tr>
  67 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structboost_1_1gil_1_1channels__are__compatible.html">channels_are_compatible&lt; T1, T2 &gt;</a></td></tr>
  68 <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Predicate metafunction returning whether two channels are compatible.  <a href="structboost_1_1gil_1_1channels__are__compatible.html#details">More...</a><br /></td></tr>
  69 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
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  71 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
  72 <p>Channel algorithms, metafunctions and utility functions. </p>
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