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 118   <div class="summary">
 119 <a href="#pub-methods">Public Member Functions</a>  </div>
 120   <div class="headertitle">
 121 <div class="title">NEFastCorners Class Reference</div>  </div>
 122 </div><!--header-->
 123 <div class="contents">
 124
 125 <p>Basic function to execute fast corners.
 126  <a href="classarm__compute_1_1_n_e_fast_corners.xhtml#details">More...</a></p>
 127
 128 <p><code>#include &lt;<a class="el" href="_n_e_fast_corners_8h_source.xhtml">NEFastCorners.h</a>&gt;</code></p>
 129 <div class="dynheader">
 130 Collaboration diagram for NEFastCorners:</div>
 131 <div class="dyncontent">
 132 <div class="center"><iframe scrolling="no" frameborder="0" src="classarm__compute_1_1_n_e_fast_corners__coll__graph.svg" width="127" height="112"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
 133 </div>
 134 <center><span class="legend">[<a target="top" href="graph_legend.xhtml">legend</a>]</span></center></div>
 135 <table class="memberdecls">
 136 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
 137 Public Member Functions</h2></td></tr>
 138 <tr class="memitem:a28dfc2ab33e0f3cd2fda1cbea93148f1"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_fast_corners.xhtml#a28dfc2ab33e0f3cd2fda1cbea93148f1">NEFastCorners</a> (std::shared_ptr&lt; <a class="el" href="classarm__compute_1_1_i_memory_manager.xhtml">IMemoryManager</a> &gt; memory_manager=nullptr)</td></tr>
 139 <tr class="memdesc:a28dfc2ab33e0f3cd2fda1cbea93148f1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor.  <a href="#a28dfc2ab33e0f3cd2fda1cbea93148f1">More...</a><br /></td></tr>
 140 <tr class="separator:a28dfc2ab33e0f3cd2fda1cbea93148f1"><td class="memSeparator" colspan="2">&#160;</td></tr>
 141 <tr class="memitem:a182eb968f1c107bf5ee575cb1b7f031c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_fast_corners.xhtml#a182eb968f1c107bf5ee575cb1b7f031c">configure</a> (<a class="el" href="namespacearm__compute.xhtml#ac20902ac1ef01783c8a8d71a9bdf1100">IImage</a> *input, float threshold, bool nonmax_suppression, <a class="el" href="namespacearm__compute.xhtml#a8856eca9a83e16bb0cb5880e9c6c9fe7">KeyPointArray</a> *corners, <a class="el" href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327">BorderMode</a> border_mode, uint8_t constant_border_value=0)</td></tr>
 142 <tr class="memdesc:a182eb968f1c107bf5ee575cb1b7f031c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize the function's source, destination, conv and border_mode.  <a href="#a182eb968f1c107bf5ee575cb1b7f031c">More...</a><br /></td></tr>
 143 <tr class="separator:a182eb968f1c107bf5ee575cb1b7f031c"><td class="memSeparator" colspan="2">&#160;</td></tr>
 144 <tr class="memitem:ad1717410afd0be936c6213a63c8005fb"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_fast_corners.xhtml#ad1717410afd0be936c6213a63c8005fb">run</a> () override</td></tr>
 145 <tr class="memdesc:ad1717410afd0be936c6213a63c8005fb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Run the kernels contained in the function.  <a href="#ad1717410afd0be936c6213a63c8005fb">More...</a><br /></td></tr>
 146 <tr class="separator:ad1717410afd0be936c6213a63c8005fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
 147 <tr class="inherit_header pub_methods_classarm__compute_1_1_i_function"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classarm__compute_1_1_i_function')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classarm__compute_1_1_i_function.xhtml">IFunction</a></td></tr>
 148 <tr class="memitem:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_function.xhtml#ab921ecc3f3f6ae2b4bd61f3e1998d8c4">~IFunction</a> ()=default</td></tr>
 149 <tr class="memdesc:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor.  <a href="#ab921ecc3f3f6ae2b4bd61f3e1998d8c4">More...</a><br /></td></tr>
 150 <tr class="separator:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memSeparator" colspan="2">&#160;</td></tr>
 151 </table>
 152 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
 153 <div class="textblock"><p>Basic function to execute fast corners. </p>
 154 <p>This function call the following NEON kernels:</p>
 155 <ol type="1">
 156 <li><a class="el" href="classarm__compute_1_1_n_e_fast_corners_kernel.xhtml">NEFastCornersKernel</a></li>
 157 <li><a class="el" href="classarm__compute_1_1_n_e_non_maxima_suppression3x3_kernel.xhtml">NENonMaximaSuppression3x3Kernel</a> (executed if nonmax_suppression == true)</li>
 158 <li><a class="el" href="classarm__compute_1_1_n_e_fill_array_kernel.xhtml">NEFillArrayKernel</a> </li>
 159 </ol>
 160
 161 <p>Definition at line <a class="el" href="_n_e_fast_corners_8h_source.xhtml#l00053">53</a> of file <a class="el" href="_n_e_fast_corners_8h_source.xhtml">NEFastCorners.h</a>.</p>
 162 </div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
 163 <a class="anchor" id="a28dfc2ab33e0f3cd2fda1cbea93148f1"></a>
 164 <div class="memitem">
 165 <div class="memproto">
 166       <table class="memname">
 167         <tr>
 168           <td class="memname"><a class="el" href="classarm__compute_1_1_n_e_fast_corners.xhtml">NEFastCorners</a> </td>
 169           <td>(</td>
 170           <td class="paramtype">std::shared_ptr&lt; <a class="el" href="classarm__compute_1_1_i_memory_manager.xhtml">IMemoryManager</a> &gt;&#160;</td>
 171           <td class="paramname"><em>memory_manager</em> = <code>nullptr</code></td><td>)</td>
 172           <td></td>
 173         </tr>
 174       </table>
 175 </div><div class="memdoc">
 176
 177 <p>Constructor. </p>
 178
 179 </div>
 180 </div>
 181 <h2 class="groupheader">Member Function Documentation</h2>
 182 <a class="anchor" id="a182eb968f1c107bf5ee575cb1b7f031c"></a>
 183 <div class="memitem">
 184 <div class="memproto">
 185       <table class="memname">
 186         <tr>
 187           <td class="memname">void configure </td>
 188           <td>(</td>
 189           <td class="paramtype"><a class="el" href="namespacearm__compute.xhtml#ac20902ac1ef01783c8a8d71a9bdf1100">IImage</a> *&#160;</td>
 190           <td class="paramname"><em>input</em>, </td>
 191         </tr>
 192         <tr>
 193           <td class="paramkey"></td>
 194           <td></td>
 195           <td class="paramtype">float&#160;</td>
 196           <td class="paramname"><em>threshold</em>, </td>
 197         </tr>
 198         <tr>
 199           <td class="paramkey"></td>
 200           <td></td>
 201           <td class="paramtype">bool&#160;</td>
 202           <td class="paramname"><em>nonmax_suppression</em>, </td>
 203         </tr>
 204         <tr>
 205           <td class="paramkey"></td>
 206           <td></td>
 207           <td class="paramtype"><a class="el" href="namespacearm__compute.xhtml#a8856eca9a83e16bb0cb5880e9c6c9fe7">KeyPointArray</a> *&#160;</td>
 208           <td class="paramname"><em>corners</em>, </td>
 209         </tr>
 210         <tr>
 211           <td class="paramkey"></td>
 212           <td></td>
 213           <td class="paramtype"><a class="el" href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327">BorderMode</a>&#160;</td>
 214           <td class="paramname"><em>border_mode</em>, </td>
 215         </tr>
 216         <tr>
 217           <td class="paramkey"></td>
 218           <td></td>
 219           <td class="paramtype">uint8_t&#160;</td>
 220           <td class="paramname"><em>constant_border_value</em> = <code>0</code>&#160;</td>
 221         </tr>
 222         <tr>
 223           <td></td>
 224           <td>)</td>
 225           <td></td><td></td>
 226         </tr>
 227       </table>
 228 </div><div class="memdoc">
 229
 230 <p>Initialize the function's source, destination, conv and border_mode. </p>
 231 <dl class="params"><dt>Parameters</dt><dd>
 232   <table class="params">
 233     <tr><td class="paramdir">[in,out]</td><td class="paramname">input</td><td>Source image. Data type supported: U8. (Written to only for <code>border_mode</code> != UNDEFINED) </td></tr>
 234     <tr><td class="paramdir">[in]</td><td class="paramname">threshold</td><td>Threshold on difference between intensity of the central pixel and pixels on Bresenham's circle of radius 3. </td></tr>
 235     <tr><td class="paramdir">[in]</td><td class="paramname">nonmax_suppression</td><td>If true, non-maximum suppression is applied to detected corners before being placed in the array. </td></tr>
 236     <tr><td class="paramdir">[out]</td><td class="paramname">corners</td><td><a class="el" href="classarm__compute_1_1_array.xhtml" title="Basic implementation of the IArray interface which allocates a static number of T values...">Array</a> of keypoints to store the results. </td></tr>
 237     <tr><td class="paramdir">[in]</td><td class="paramname">border_mode</td><td>Strategy to use for borders. </td></tr>
 238     <tr><td class="paramdir">[in]</td><td class="paramname">constant_border_value</td><td>(Optional) Constant value to use for borders if border_mode is set to CONSTANT. </td></tr>
 239   </table>
 240   </dd>
 241 </dl>
 242
 243 </div>
 244 </div>
 245 <a class="anchor" id="ad1717410afd0be936c6213a63c8005fb"></a>
 246 <div class="memitem">
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 248 <table class="mlabels">
 249   <tr>
 250   <td class="mlabels-left">
 251       <table class="memname">
 252         <tr>
 253           <td class="memname">void run </td>
 254           <td>(</td>
 255           <td class="paramname"></td><td>)</td>
 256           <td></td>
 257         </tr>
 258       </table>
 259   </td>
 260   <td class="mlabels-right">
 261 <span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span>  </td>
 262   </tr>
 263 </table>
 264 </div><div class="memdoc">
 265
 266 <p>Run the kernels contained in the function. </p>
 267 <p>For NEON kernels:</p><ul>
 268 <li>Multi-threading is used for the kernels which are parallelisable.</li>
 269 <li>By default std::thread::hardware_concurrency() threads are used.</li>
 270 </ul>
 271 <dl class="section note"><dt>Note</dt><dd><a class="el" href="classarm__compute_1_1_c_p_p_scheduler.xhtml#ae64eebaa07f4d2da6cc2ba538c3cb095">CPPScheduler::set_num_threads()</a> can be used to manually set the number of threads</dd></dl>
 272 <p>For OpenCL kernels:</p><ul>
 273 <li>All the kernels are enqueued on the queue associated with <a class="el" href="classarm__compute_1_1_c_l_scheduler.xhtml" title="Provides global access to a CL context and command queue. ">CLScheduler</a>.</li>
 274 <li>The queue is then flushed.</li>
 275 </ul>
 276 <dl class="section note"><dt>Note</dt><dd>The function will not block until the kernels are executed. It is the user's responsibility to wait. </dd></dl>
 277
 278 <p>Implements <a class="el" href="classarm__compute_1_1_i_function.xhtml#a18954417d3124a8095783ea13dc6d00b">IFunction</a>.</p>
 279
 280 </div>
 281 </div>
 282 <hr/>The documentation for this class was generated from the following file:<ul>
 283 <li>arm_compute/runtime/NEON/functions/<a class="el" href="_n_e_fast_corners_8h_source.xhtml">NEFastCorners.h</a></li>
 284 </ul>
 285 </div><!-- contents -->
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 291     <li class="footer">Generated on Fri Mar 2 2018 12:37:58 for Compute Library by
 292     <a href="http://www.doxygen.org/index.html">
 293     <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
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