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 117   <div class="summary">
 118 <a href="#pub-methods">Public Member Functions</a>  </div>
 119   <div class="headertitle">
 120 <div class="title">CLCannyEdge Class Reference</div>  </div>
 121 </div><!--header-->
 122 <div class="contents">
 123
 124 <p>Basic function to execute canny edge on OpenCL.
 125  <a href="classarm__compute_1_1_c_l_canny_edge.xhtml#details">More...</a></p>
 126
 127 <p><code>#include &lt;<a class="el" href="_c_l_canny_edge_8h_source.xhtml">CLCannyEdge.h</a>&gt;</code></p>
 128 <div class="dynheader">
 129 Collaboration diagram for CLCannyEdge:</div>
 130 <div class="dyncontent">
 131 <div class="center"><iframe scrolling="no" frameborder="0" src="classarm__compute_1_1_c_l_canny_edge__coll__graph.svg" width="118" height="112"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
 132 </div>
 133 <center><span class="legend">[<a target="top" href="graph_legend.xhtml">legend</a>]</span></center></div>
 134 <table class="memberdecls">
 135 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
 136 Public Member Functions</h2></td></tr>
 137 <tr class="memitem:ad7a8b4337290a7076552ec4d2cae26d6"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_c_l_canny_edge.xhtml#ad7a8b4337290a7076552ec4d2cae26d6">CLCannyEdge</a> ()</td></tr>
 138 <tr class="memdesc:ad7a8b4337290a7076552ec4d2cae26d6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor.  <a href="#ad7a8b4337290a7076552ec4d2cae26d6">More...</a><br /></td></tr>
 139 <tr class="separator:ad7a8b4337290a7076552ec4d2cae26d6"><td class="memSeparator" colspan="2">&#160;</td></tr>
 140 <tr class="memitem:aa874f9e002bdb799f38411a5fef07b1d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_c_l_canny_edge.xhtml#aa874f9e002bdb799f38411a5fef07b1d">configure</a> (<a class="el" href="classarm__compute_1_1_i_c_l_tensor.xhtml">ICLTensor</a> *input, <a class="el" href="classarm__compute_1_1_i_c_l_tensor.xhtml">ICLTensor</a> *output, int32_t upper_thr, int32_t lower_thr, int32_t gradient_size, int32_t norm_type, <a class="el" href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327">BorderMode</a> border_mode, uint8_t constant_border_value=0)</td></tr>
 141 <tr class="memdesc:aa874f9e002bdb799f38411a5fef07b1d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialise the function's source, destination, thresholds, gradient size, normalization type and border mode.  <a href="#aa874f9e002bdb799f38411a5fef07b1d">More...</a><br /></td></tr>
 142 <tr class="separator:aa874f9e002bdb799f38411a5fef07b1d"><td class="memSeparator" colspan="2">&#160;</td></tr>
 143 <tr class="memitem:a108972ffc2f5536ceee15428b2b130ad"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_c_l_canny_edge.xhtml#a108972ffc2f5536ceee15428b2b130ad">run</a> () override</td></tr>
 144 <tr class="memdesc:a108972ffc2f5536ceee15428b2b130ad"><td class="mdescLeft">&#160;</td><td class="mdescRight">Run the kernels contained in the function.  <a href="#a108972ffc2f5536ceee15428b2b130ad">More...</a><br /></td></tr>
 145 <tr class="separator:a108972ffc2f5536ceee15428b2b130ad"><td class="memSeparator" colspan="2">&#160;</td></tr>
 146 <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>
 147 <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>
 148 <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>
 149 <tr class="separator:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memSeparator" colspan="2">&#160;</td></tr>
 150 </table>
 151 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
 152 <div class="textblock"><p>Basic function to execute canny edge on OpenCL. </p>
 153 <p>This function calls the following OpenCL kernels and functions:</p>
 154 <ol type="1">
 155 <li><a class="el" href="classarm__compute_1_1_c_l_fill_border_kernel.xhtml">CLFillBorderKernel</a> (if border_mode == REPLICATE or border_mode == CONSTANT)</li>
 156 <li><a class="el" href="classarm__compute_1_1_c_l_sobel3x3.xhtml">CLSobel3x3</a> (if gradient_size == 3) or <a class="el" href="classarm__compute_1_1_c_l_sobel5x5.xhtml">CLSobel5x5</a> (if gradient_size == 5) or <a class="el" href="classarm__compute_1_1_c_l_sobel7x7.xhtml">CLSobel7x7</a> (if gradient_size == 7)</li>
 157 <li><a class="el" href="classarm__compute_1_1_c_l_gradient_kernel.xhtml">CLGradientKernel</a></li>
 158 <li><a class="el" href="classarm__compute_1_1_c_l_edge_non_max_suppression_kernel.xhtml">CLEdgeNonMaxSuppressionKernel</a></li>
 159 <li><a class="el" href="classarm__compute_1_1_c_l_edge_trace_kernel.xhtml">CLEdgeTraceKernel</a> </li>
 160 </ol>
 161
 162 <p>Definition at line <a class="el" href="_c_l_canny_edge_8h_source.xhtml#l00048">48</a> of file <a class="el" href="_c_l_canny_edge_8h_source.xhtml">CLCannyEdge.h</a>.</p>
 163 </div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
 164 <a class="anchor" id="ad7a8b4337290a7076552ec4d2cae26d6"></a>
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 168         <tr>
 169           <td class="memname"><a class="el" href="classarm__compute_1_1_c_l_canny_edge.xhtml">CLCannyEdge</a> </td>
 170           <td>(</td>
 171           <td class="paramname"></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="aa874f9e002bdb799f38411a5fef07b1d"></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="classarm__compute_1_1_i_c_l_tensor.xhtml">ICLTensor</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"><a class="el" href="classarm__compute_1_1_i_c_l_tensor.xhtml">ICLTensor</a> *&#160;</td>
 196           <td class="paramname"><em>output</em>, </td>
 197         </tr>
 198         <tr>
 199           <td class="paramkey"></td>
 200           <td></td>
 201           <td class="paramtype">int32_t&#160;</td>
 202           <td class="paramname"><em>upper_thr</em>, </td>
 203         </tr>
 204         <tr>
 205           <td class="paramkey"></td>
 206           <td></td>
 207           <td class="paramtype">int32_t&#160;</td>
 208           <td class="paramname"><em>lower_thr</em>, </td>
 209         </tr>
 210         <tr>
 211           <td class="paramkey"></td>
 212           <td></td>
 213           <td class="paramtype">int32_t&#160;</td>
 214           <td class="paramname"><em>gradient_size</em>, </td>
 215         </tr>
 216         <tr>
 217           <td class="paramkey"></td>
 218           <td></td>
 219           <td class="paramtype">int32_t&#160;</td>
 220           <td class="paramname"><em>norm_type</em>, </td>
 221         </tr>
 222         <tr>
 223           <td class="paramkey"></td>
 224           <td></td>
 225           <td class="paramtype"><a class="el" href="namespacearm__compute.xhtml#a15a05537a472ee742404821851529327">BorderMode</a>&#160;</td>
 226           <td class="paramname"><em>border_mode</em>, </td>
 227         </tr>
 228         <tr>
 229           <td class="paramkey"></td>
 230           <td></td>
 231           <td class="paramtype">uint8_t&#160;</td>
 232           <td class="paramname"><em>constant_border_value</em> = <code>0</code>&#160;</td>
 233         </tr>
 234         <tr>
 235           <td></td>
 236           <td>)</td>
 237           <td></td><td></td>
 238         </tr>
 239       </table>
 240 </div><div class="memdoc">
 241
 242 <p>Initialise the function's source, destination, thresholds, gradient size, normalization type and border mode. </p>
 243 <dl class="params"><dt>Parameters</dt><dd>
 244   <table class="params">
 245     <tr><td class="paramdir">[in,out]</td><td class="paramname">input</td><td>Source tensor. Data types supported: U8. (Written to only for border_mode != UNDEFINED) </td></tr>
 246     <tr><td class="paramdir">[out]</td><td class="paramname">output</td><td>Destination tensor. Data types supported: U8. </td></tr>
 247     <tr><td class="paramdir">[in]</td><td class="paramname">upper_thr</td><td>Upper threshold used for the hysteresis. </td></tr>
 248     <tr><td class="paramdir">[in]</td><td class="paramname">lower_thr</td><td>Lower threshold used for the hysteresis. </td></tr>
 249     <tr><td class="paramdir">[in]</td><td class="paramname">gradient_size</td><td>Gradient size (3, 5 or 7). </td></tr>
 250     <tr><td class="paramdir">[in]</td><td class="paramname">norm_type</td><td>Normalization type. if 1, L1-Norm otherwise L2-Norm. </td></tr>
 251     <tr><td class="paramdir">[in]</td><td class="paramname">border_mode</td><td>Border mode to use for the convolution. </td></tr>
 252     <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>
 253   </table>
 254   </dd>
 255 </dl>
 256
 257 </div>
 258 </div>
 259 <a class="anchor" id="a108972ffc2f5536ceee15428b2b130ad"></a>
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 263   <tr>
 264   <td class="mlabels-left">
 265       <table class="memname">
 266         <tr>
 267           <td class="memname">virtual void run </td>
 268           <td>(</td>
 269           <td class="paramname"></td><td>)</td>
 270           <td></td>
 271         </tr>
 272       </table>
 273   </td>
 274   <td class="mlabels-right">
 275 <span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span>  </td>
 276   </tr>
 277 </table>
 278 </div><div class="memdoc">
 279
 280 <p>Run the kernels contained in the function. </p>
 281 <p>For NEON kernels:</p><ul>
 282 <li>Multi-threading is used for the kernels which are parallelisable.</li>
 283 <li>By default std::thread::hardware_concurrency() threads are used.</li>
 284 </ul>
 285 <dl class="section note"><dt>Note</dt><dd><a class="el" href="classarm__compute_1_1_c_p_p_scheduler.xhtml#ae9dc1846ff1612778bbac85d46344aef">CPPScheduler::force_number_of_threads()</a> can be used to manually set the number of threads</dd></dl>
 286 <p>For OpenCL kernels:</p><ul>
 287 <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>
 288 <li>The queue is then flushed.</li>
 289 </ul>
 290 <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>
 291
 292 <p>Implements <a class="el" href="classarm__compute_1_1_i_function.xhtml#a18954417d3124a8095783ea13dc6d00b">IFunction</a>.</p>
 293
 294 </div>
 295 </div>
 296 <hr/>The documentation for this class was generated from the following file:<ul>
 297 <li>arm_compute/runtime/CL/functions/<a class="el" href="_c_l_canny_edge_8h_source.xhtml">CLCannyEdge.h</a></li>
 298 </ul>
 299 </div><!-- contents -->
 300 </div><!-- doc-content -->
 301 <!-- start footer part -->
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 303   <ul>
 304     <li class="navelem"><a class="el" href="namespacearm__compute.xhtml">arm_compute</a></li><li class="navelem"><a class="el" href="classarm__compute_1_1_c_l_canny_edge.xhtml">CLCannyEdge</a></li>
 305     <li class="footer">Generated on Wed Apr 12 2017 14:26:05 for ARM Compute Library by
 306     <a href="http://www.doxygen.org/index.html">
 307     <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
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