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<a href="#func-members">Functions</a> </div>
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<div class="headertitle"><div class="title">channel_invert<div class="ingroups"><a class="el" href="group___channel.html">Channel</a> » <a class="el" href="group___channel_algorithm.html">Algorithms and Utility Functions</a></div></div></div>
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<p>Returns the inverse of a channel. result = max_value - x + min_value.
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Functions</h2></td></tr>
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<tr class="memitem:ga32df9cb146e778d2f6c144121415751c" id="r_ga32df9cb146e778d2f6c144121415751c"><td class="memTemplParams" colspan="2"><a id="ga32df9cb146e778d2f6c144121415751c" name="ga32df9cb146e778d2f6c144121415751c"></a>
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template<typename Channel > </td></tr>
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<tr class="memitem:ga32df9cb146e778d2f6c144121415751c"><td class="memTemplItemLeft" align="right" valign="top">auto </td><td class="memTemplItemRight" valign="bottom"><b>channel_invert</b> (Channel x) -> typename channel_traits< Channel >::value_type</td></tr>
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<tr class="memdesc:ga32df9cb146e778d2f6c144121415751c"><td class="mdescLeft"> </td><td class="mdescRight">Default implementation. Provide overloads for performance. <br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<p>Returns the inverse of a channel. result = max_value - x + min_value. </p>
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<p>Example: </p><div class="fragment"><div class="line"><span class="comment">// uint8_t == uint8_t == unsigned char</span></div>
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<div class="line">uint8_t x=255;</div>
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<div class="line">uint8_t inv = <a class="code hl_function" href="group___channel_invert_algorithm.html#ga32df9cb146e778d2f6c144121415751c">channel_invert</a>(x);</div>
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<div class="line">assert(inv == 0);</div>
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<div class="ttc" id="agroup___channel_invert_algorithm_html_ga32df9cb146e778d2f6c144121415751c"><div class="ttname"><a href="group___channel_invert_algorithm.html#ga32df9cb146e778d2f6c144121415751c">boost::gil::channel_invert</a></div><div class="ttdeci">auto channel_invert(Channel x) -> typename channel_traits< Channel >::value_type</div><div class="ttdoc">Default implementation. Provide overloads for performance.</div><div class="ttdef"><b>Definition</b> channel_algorithm.hpp:582</div></div>
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