documentation/pooling__layer_8cl.xhtml

   1 <!-- HTML header for doxygen 1.8.9.1-->
   2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
   3 <html xmlns="http://www.w3.org/1999/xhtml">
   4 <head>
   5 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
   6 <meta http-equiv="X-UA-Compatible" content="IE=9"/>
   7 <meta name="generator" content="Doxygen 1.8.11"/>
   8 <meta name="robots" content="NOINDEX, NOFOLLOW" /> <!-- Prevent indexing by search engines -->
   9 <title>Compute Library: src/core/CL/cl_kernels/pooling_layer.cl File Reference</title>
  10 <link href="tabs.css" rel="stylesheet" type="text/css"/>
  11 <script type="text/javascript" src="jquery.js"></script>
  12 <script type="text/javascript" src="dynsections.js"></script>
  13 <link href="navtree.css" rel="stylesheet" type="text/css"/>
  14 <script type="text/javascript" src="resize.js"></script>
  15 <script type="text/javascript" src="navtreedata.js"></script>
  16 <script type="text/javascript" src="navtree.js"></script>
  17 <script type="text/javascript">
  18   $(document).ready(initResizable);
  19   $(window).load(resizeHeight);
  20 </script>
  21 <link href="search/search.css" rel="stylesheet" type="text/css"/>
  22 <script type="text/javascript" src="search/searchdata.js"></script>
  23 <script type="text/javascript" src="search/search.js"></script>
  24 <script type="text/javascript">
  25   $(document).ready(function() { init_search(); });
  26 </script>
  27 <script type="text/x-mathjax-config">
  28   MathJax.Hub.Config({
  29     extensions: ["tex2jax.js"],
  30     jax: ["input/TeX","output/HTML-CSS"],
  31 });
  32 </script><script type="text/javascript" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js"></script>
  33 <link href="doxygen.css" rel="stylesheet" type="text/css" />
  34 </head>
  35 <body>
  36 <div id="top"><!-- do not remove this div, it is closed by doxygen! -->
  37 <div id="titlearea">
  38 <table cellspacing="0" cellpadding="0">
  39  <tbody>
  40  <tr style="height: 56px;">
  41   <td style="padding-left: 0.5em;">
  42    <div id="projectname">Compute Library
  43    &#160;<span id="projectnumber">18.05</span>
  44    </div>
  45   </td>
  46  </tr>
  47  </tbody>
  48 </table>
  49 </div>
  50 <!-- end header part -->
  51 <!-- Generated by Doxygen 1.8.11 -->
  52 <script type="text/javascript">
  53 var searchBox = new SearchBox("searchBox", "search",false,'Search');
  54 </script>
  55   <div id="navrow1" class="tabs">
  56     <ul class="tablist">
  57       <li><a href="index.xhtml"><span>Main&#160;Page</span></a></li>
  58       <li><a href="pages.xhtml"><span>Related&#160;Pages</span></a></li>
  59       <li><a href="namespaces.xhtml"><span>Namespaces</span></a></li>
  60       <li><a href="annotated.xhtml"><span>Data&#160;Structures</span></a></li>
  61       <li class="current"><a href="files.xhtml"><span>Files</span></a></li>
  62       <li>
  63         <div id="MSearchBox" class="MSearchBoxInactive">
  64         <span class="left">
  65           <img id="MSearchSelect" src="search/mag_sel.png"
  66                onmouseover="return searchBox.OnSearchSelectShow()"
  67                onmouseout="return searchBox.OnSearchSelectHide()"
  68                alt=""/>
  69           <input type="text" id="MSearchField" value="Search" accesskey="S"
  70                onfocus="searchBox.OnSearchFieldFocus(true)"
  71                onblur="searchBox.OnSearchFieldFocus(false)"
  72                onkeyup="searchBox.OnSearchFieldChange(event)"/>
  73           </span><span class="right">
  74             <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
  75           </span>
  76         </div>
  77       </li>
  78     </ul>
  79   </div>
  80   <div id="navrow2" class="tabs2">
  81     <ul class="tablist">
  82       <li><a href="files.xhtml"><span>File&#160;List</span></a></li>
  83       <li><a href="globals.xhtml"><span>Globals</span></a></li>
  84     </ul>
  85   </div>
  86 </div><!-- top -->
  87 <div id="side-nav" class="ui-resizable side-nav-resizable">
  88   <div id="nav-tree">
  89     <div id="nav-tree-contents">
  90       <div id="nav-sync" class="sync"></div>
  91     </div>
  92   </div>
  93   <div id="splitbar" style="-moz-user-select:none;"
  94        class="ui-resizable-handle">
  95   </div>
  96 </div>
  97 <script type="text/javascript">
  98 $(document).ready(function(){initNavTree('pooling__layer_8cl.xhtml','');});
  99 </script>
 100 <div id="doc-content">
 101 <!-- window showing the filter options -->
 102 <div id="MSearchSelectWindow"
 103      onmouseover="return searchBox.OnSearchSelectShow()"
 104      onmouseout="return searchBox.OnSearchSelectHide()"
 105      onkeydown="return searchBox.OnSearchSelectKey(event)">
 106 </div>
 107
 108 <!-- iframe showing the search results (closed by default) -->
 109 <div id="MSearchResultsWindow">
 110 <iframe src="javascript:void(0)" frameborder="0"
 111         name="MSearchResults" id="MSearchResults">
 112 </iframe>
 113 </div>
 114
 115 <div class="header">
 116   <div class="summary">
 117 <a href="#define-members">Macros</a> &#124;
 118 <a href="#func-members">Functions</a>  </div>
 119   <div class="headertitle">
 120 <div class="title">pooling_layer.cl File Reference</div>  </div>
 121 </div><!--header-->
 122 <div class="contents">
 123 <div class="textblock"><code>#include &quot;<a class="el" href="helpers_8h_source.xhtml">helpers.h</a>&quot;</code><br />
 124 </div>
 125 <p><a href="pooling__layer_8cl_source.xhtml">Go to the source code of this file.</a></p>
 126 <table class="memberdecls">
 127 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
 128 Macros</h2></td></tr>
 129 <tr class="memitem:a482ef7d59a5f474ca126e737c7f0978a"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(x,  y)&#160;&#160;&#160;((x) + (y))</td></tr>
 130 <tr class="separator:a482ef7d59a5f474ca126e737c7f0978a"><td class="memSeparator" colspan="2">&#160;</td></tr>
 131 <tr class="memitem:a03898439d164d74f8c35bafb67262d95"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(x,  vec_size)&#160;&#160;&#160;(x)</td></tr>
 132 <tr class="separator:a03898439d164d74f8c35bafb67262d95"><td class="memSeparator" colspan="2">&#160;</td></tr>
 133 <tr class="memitem:a5db17889d824975fefb2ce2f4690637f"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#a5db17889d824975fefb2ce2f4690637f">DIV_OP</a>(x,  y)&#160;&#160;&#160;(x * (1.f / y))</td></tr>
 134 <tr class="separator:a5db17889d824975fefb2ce2f4690637f"><td class="memSeparator" colspan="2">&#160;</td></tr>
 135 <tr class="memitem:ac9af19bec38fe50b4b9585c0e5c0ccca"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#ac9af19bec38fe50b4b9585c0e5c0ccca">SQRT_OP</a>(x)&#160;&#160;&#160;sqrt((x))</td></tr>
 136 <tr class="separator:ac9af19bec38fe50b4b9585c0e5c0ccca"><td class="memSeparator" colspan="2">&#160;</td></tr>
 137 <tr class="memitem:a6c01fa98d360a9d52926dc6a5a599711"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#a6c01fa98d360a9d52926dc6a5a599711">DIV_OP_NHWC</a>(x,  y)&#160;&#160;&#160;(x * (<a class="el" href="helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="el" href="convolution9x9_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8))(1.f / y))</td></tr>
 138 <tr class="separator:a6c01fa98d360a9d52926dc6a5a599711"><td class="memSeparator" colspan="2">&#160;</td></tr>
 139 <tr class="memitem:a6b8e66069b8cd3e743141d7f024a7d76"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#a6b8e66069b8cd3e743141d7f024a7d76">POOLING3x3_STRIDE1</a>(res,  input,  output)</td></tr>
 140 <tr class="separator:a6b8e66069b8cd3e743141d7f024a7d76"><td class="memSeparator" colspan="2">&#160;</td></tr>
 141 <tr class="memitem:abb8f7128361a6a1965b1b2a5b3a719b2"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#abb8f7128361a6a1965b1b2a5b3a719b2">POOLING3x3_STRIDE2</a>(res,  input,  output)</td></tr>
 142 <tr class="separator:abb8f7128361a6a1965b1b2a5b3a719b2"><td class="memSeparator" colspan="2">&#160;</td></tr>
 143 <tr class="memitem:aba30215e4df370ff8935f83046e696ea"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#aba30215e4df370ff8935f83046e696ea">POOLING3x3_STRIDE3</a>(res,  input,  output)</td></tr>
 144 <tr class="separator:aba30215e4df370ff8935f83046e696ea"><td class="memSeparator" colspan="2">&#160;</td></tr>
 145 </table><table class="memberdecls">
 146 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
 147 Functions</h2></td></tr>
 148 <tr class="memitem:ac8f27d6ce33043a58fc6bd17b41f8153"><td class="memItemLeft" align="right" valign="top"><a class="el" href="convolution9x9_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#ac8f27d6ce33043a58fc6bd17b41f8153">calculate_avg_scale</a> (const int pool_size_x, const int pool_size_y, const int upper_bound_w, const int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</td></tr>
 149 <tr class="separator:ac8f27d6ce33043a58fc6bd17b41f8153"><td class="memSeparator" colspan="2">&#160;</td></tr>
 150 <tr class="memitem:a2d95de36199fd06803ffb62f5ff1df08"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#a2d95de36199fd06803ffb62f5ff1df08">pooling_layer_2</a> (__global uchar *input_ptr, uint input_stride_x, uint input_step_x, uint input_stride_y, uint input_step_y, uint input_stride_z, uint input_step_z, uint input_offset_first_element_in_bytes, __global uchar *output_ptr, uint output_stride_x, uint output_step_x, uint output_stride_y, uint output_step_y, uint output_stride_z, uint output_step_z, uint output_offset_first_element_in_bytes)</td></tr>
 151 <tr class="memdesc:a2d95de36199fd06803ffb62f5ff1df08"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs a pooling function of pool size equal to 2.  <a href="#a2d95de36199fd06803ffb62f5ff1df08">More...</a><br /></td></tr>
 152 <tr class="separator:a2d95de36199fd06803ffb62f5ff1df08"><td class="memSeparator" colspan="2">&#160;</td></tr>
 153 <tr class="memitem:af5751970a4d8c62febdc6c63d6d4fd1d"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#af5751970a4d8c62febdc6c63d6d4fd1d">pooling_layer_3</a> (__global uchar *input_ptr, uint input_stride_x, uint input_step_x, uint input_stride_y, uint input_step_y, uint input_stride_z, uint input_step_z, uint input_offset_first_element_in_bytes, __global uchar *output_ptr, uint output_stride_x, uint output_step_x, uint output_stride_y, uint output_step_y, uint output_stride_z, uint output_step_z, uint output_offset_first_element_in_bytes)</td></tr>
 154 <tr class="memdesc:af5751970a4d8c62febdc6c63d6d4fd1d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs a pooling function of pool size equal to 3.  <a href="#af5751970a4d8c62febdc6c63d6d4fd1d">More...</a><br /></td></tr>
 155 <tr class="separator:af5751970a4d8c62febdc6c63d6d4fd1d"><td class="memSeparator" colspan="2">&#160;</td></tr>
 156 <tr class="memitem:a93173b51e52924504320e874affcf881"><td class="memItemLeft" align="right" valign="top"><a class="el" href="convolution9x9_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#a93173b51e52924504320e874affcf881">calculate_avg_scale_nhwc</a> (const int pool_size_x, const int pool_size_y, int upper_bound_w, int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</td></tr>
 157 <tr class="separator:a93173b51e52924504320e874affcf881"><td class="memSeparator" colspan="2">&#160;</td></tr>
 158 <tr class="memitem:ac320fea94a0f786ca35fe159d57a6e49"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer_8cl.xhtml#ac320fea94a0f786ca35fe159d57a6e49">pooling_layer_MxN_nhwc</a> (__global uchar *input_ptr, uint input_stride_x, uint input_step_x, uint input_stride_y, uint input_step_y, uint input_stride_z, uint input_step_z, uint input_offset_first_element_in_bytes, __global uchar *output_ptr, uint output_stride_x, uint output_step_x, uint output_stride_y, uint output_step_y, uint output_stride_z, uint output_step_z, uint output_offset_first_element_in_bytes)</td></tr>
 159 <tr class="memdesc:ac320fea94a0f786ca35fe159d57a6e49"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs a pooling function of pool size equal to N (NHWC)  <a href="#ac320fea94a0f786ca35fe159d57a6e49">More...</a><br /></td></tr>
 160 <tr class="separator:ac320fea94a0f786ca35fe159d57a6e49"><td class="memSeparator" colspan="2">&#160;</td></tr>
 161 </table>
 162 <h2 class="groupheader">Macro Definition Documentation</h2>
 163 <a class="anchor" id="a5db17889d824975fefb2ce2f4690637f"></a>
 164 <div class="memitem">
 165 <div class="memproto">
 166       <table class="memname">
 167         <tr>
 168           <td class="memname">#define DIV_OP</td>
 169           <td>(</td>
 170           <td class="paramtype">&#160;</td>
 171           <td class="paramname">x, </td>
 172         </tr>
 173         <tr>
 174           <td class="paramkey"></td>
 175           <td></td>
 176           <td class="paramtype">&#160;</td>
 177           <td class="paramname">y&#160;</td>
 178         </tr>
 179         <tr>
 180           <td></td>
 181           <td>)</td>
 182           <td></td><td>&#160;&#160;&#160;(x * (1.f / y))</td>
 183         </tr>
 184       </table>
 185 </div><div class="memdoc">
 186
 187 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00060">60</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 188
 189 <p>Referenced by <a class="el" href="pooling__layer_8cl_source.xhtml#l00228">pooling_layer_2()</a>, and <a class="el" href="pooling__layer_8cl_source.xhtml#l00292">pooling_layer_3()</a>.</p>
 190
 191 </div>
 192 </div>
 193 <a class="anchor" id="a6c01fa98d360a9d52926dc6a5a599711"></a>
 194 <div class="memitem">
 195 <div class="memproto">
 196       <table class="memname">
 197         <tr>
 198           <td class="memname">#define DIV_OP_NHWC</td>
 199           <td>(</td>
 200           <td class="paramtype">&#160;</td>
 201           <td class="paramname">x, </td>
 202         </tr>
 203         <tr>
 204           <td class="paramkey"></td>
 205           <td></td>
 206           <td class="paramtype">&#160;</td>
 207           <td class="paramname">y&#160;</td>
 208         </tr>
 209         <tr>
 210           <td></td>
 211           <td>)</td>
 212           <td></td><td>&#160;&#160;&#160;(x * (<a class="el" href="helpers_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="el" href="convolution9x9_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8))(1.f / y))</td>
 213         </tr>
 214       </table>
 215 </div><div class="memdoc">
 216
 217 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00065">65</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 218
 219 <p>Referenced by <a class="el" href="pooling__layer_8cl_source.xhtml#l00565">pooling_layer_MxN_nhwc()</a>.</p>
 220
 221 </div>
 222 </div>
 223 <a class="anchor" id="a482ef7d59a5f474ca126e737c7f0978a"></a>
 224 <div class="memitem">
 225 <div class="memproto">
 226       <table class="memname">
 227         <tr>
 228           <td class="memname">#define POOL_OP</td>
 229           <td>(</td>
 230           <td class="paramtype">&#160;</td>
 231           <td class="paramname">x, </td>
 232         </tr>
 233         <tr>
 234           <td class="paramkey"></td>
 235           <td></td>
 236           <td class="paramtype">&#160;</td>
 237           <td class="paramname">y&#160;</td>
 238         </tr>
 239         <tr>
 240           <td></td>
 241           <td>)</td>
 242           <td></td><td>&#160;&#160;&#160;((x) + (y))</td>
 243         </tr>
 244       </table>
 245 </div><div class="memdoc">
 246
 247 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00049">49</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 248
 249 <p>Referenced by <a class="el" href="pooling__layer_8cl_source.xhtml#l00228">pooling_layer_2()</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00292">pooling_layer_3()</a>, and <a class="el" href="pooling__layer_8cl_source.xhtml#l00565">pooling_layer_MxN_nhwc()</a>.</p>
 250
 251 </div>
 252 </div>
 253 <a class="anchor" id="a6b8e66069b8cd3e743141d7f024a7d76"></a>
 254 <div class="memitem">
 255 <div class="memproto">
 256       <table class="memname">
 257         <tr>
 258           <td class="memname">#define POOLING3x3_STRIDE1</td>
 259           <td>(</td>
 260           <td class="paramtype">&#160;</td>
 261           <td class="paramname">res, </td>
 262         </tr>
 263         <tr>
 264           <td class="paramkey"></td>
 265           <td></td>
 266           <td class="paramtype">&#160;</td>
 267           <td class="paramname">input, </td>
 268         </tr>
 269         <tr>
 270           <td class="paramkey"></td>
 271           <td></td>
 272           <td class="paramtype">&#160;</td>
 273           <td class="paramname">output&#160;</td>
 274         </tr>
 275         <tr>
 276           <td></td>
 277           <td>)</td>
 278           <td></td><td></td>
 279         </tr>
 280       </table>
 281 </div><div class="memdoc">
 282
 283 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00075">75</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 284
 285 </div>
 286 </div>
 287 <a class="anchor" id="abb8f7128361a6a1965b1b2a5b3a719b2"></a>
 288 <div class="memitem">
 289 <div class="memproto">
 290       <table class="memname">
 291         <tr>
 292           <td class="memname">#define POOLING3x3_STRIDE2</td>
 293           <td>(</td>
 294           <td class="paramtype">&#160;</td>
 295           <td class="paramname">res, </td>
 296         </tr>
 297         <tr>
 298           <td class="paramkey"></td>
 299           <td></td>
 300           <td class="paramtype">&#160;</td>
 301           <td class="paramname">input, </td>
 302         </tr>
 303         <tr>
 304           <td class="paramkey"></td>
 305           <td></td>
 306           <td class="paramtype">&#160;</td>
 307           <td class="paramname">output&#160;</td>
 308         </tr>
 309         <tr>
 310           <td></td>
 311           <td>)</td>
 312           <td></td><td></td>
 313         </tr>
 314       </table>
 315 </div><div class="memdoc">
 316
 317 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00118">118</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 318
 319 </div>
 320 </div>
 321 <a class="anchor" id="aba30215e4df370ff8935f83046e696ea"></a>
 322 <div class="memitem">
 323 <div class="memproto">
 324       <table class="memname">
 325         <tr>
 326           <td class="memname">#define POOLING3x3_STRIDE3</td>
 327           <td>(</td>
 328           <td class="paramtype">&#160;</td>
 329           <td class="paramname">res, </td>
 330         </tr>
 331         <tr>
 332           <td class="paramkey"></td>
 333           <td></td>
 334           <td class="paramtype">&#160;</td>
 335           <td class="paramname">input, </td>
 336         </tr>
 337         <tr>
 338           <td class="paramkey"></td>
 339           <td></td>
 340           <td class="paramtype">&#160;</td>
 341           <td class="paramname">output&#160;</td>
 342         </tr>
 343         <tr>
 344           <td></td>
 345           <td>)</td>
 346           <td></td><td></td>
 347         </tr>
 348       </table>
 349 </div><div class="memdoc">
 350 <b>Value:</b><div class="fragment"><div class="line">({                                                                                                                               <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">\</a></div><div class="line"><a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">        VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8)                                                                                                  \</div><div class="line">        data00 = vload8(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 0, 0));                                                  <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">\</a></div><div class="line"><a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">        VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 4)                                                                                                  \</div><div class="line">        data01 = vload4(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 0, 0) + 8);                                              <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">\</a></div><div class="line"><a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">        VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8)                                                                                                  \</div><div class="line">        data10 = vload8(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 1, 0));                                                  <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">\</a></div><div class="line"><a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">        VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 4)                                                                                                  \</div><div class="line">        data11 = vload4(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 1, 0) + 8);                                              <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">\</a></div><div class="line"><a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">        VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8)                                                                                                  \</div><div class="line">        data20 = vload8(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 2, 0));                                                  <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">\</a></div><div class="line"><a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">        VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 4)                                                                                                  \</div><div class="line">        data21 = vload4(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 2, 0) + 8);                                              \</div><div class="line">        data00 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data00, 8);                                                                                                 \</div><div class="line">        data01 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data01, 4);                                                                                                 \</div><div class="line">        data10 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data10, 8);                                                                                                 \</div><div class="line">        data11 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data11, 4);                                                                                                 \</div><div class="line">        data20 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data20, 8);                                                                                                 \</div><div class="line">        data21 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data21, 4);                                                                                                 \</div><div class="line">        \</div><div class="line">        data00 = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data00, data10);                                                                                            \</div><div class="line">        data01 = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data01, data11);                                                                                            \</div><div class="line">        data00 = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data00, data20);                                                                                            \</div><div class="line">        data01 = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data01, data21);                                                                                            \</div><div class="line">        \</div><div class="line">        res = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>((<a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 4))(data00.s036, data01.s1), (<a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 4))(data00.s147, data01.s2)); \</div><div class="line">        res = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(res, (<a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 4))(data00.s25, data01.s03));                                                   \</div><div class="line">    })</div><div class="ttc" id="pooling__layer_8cl_xhtml_a482ef7d59a5f474ca126e737c7f0978a"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a></div><div class="ttdeci">#define POOL_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00049">pooling_layer.cl:49</a></div></div>
 351 <div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
 352 <div class="ttc" id="pooling__layer_8cl_xhtml_a03898439d164d74f8c35bafb67262d95"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a></div><div class="ttdeci">#define POW2_OP(x, vec_size)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00057">pooling_layer.cl:57</a></div></div>
 353 <div class="ttc" id="helpers_8h_xhtml_a2101b2fe0193ce227ae4e0945e321d85"><div class="ttname"><a href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a></div><div class="ttdeci">__global const uchar * tensor3D_offset(const Tensor3D *tensor, int x, int y, int z)</div><div class="ttdoc">Get the pointer position of a Tensor3D. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00315">helpers.h:315</a></div></div>
 354 <div class="ttc" id="fixed__point_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a></div><div class="ttdeci">#define VEC_DATA_TYPE(type, size)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00093">fixed_point.h:93</a></div></div>
 355 </div><!-- fragment -->
 356 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00158">158</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 357
 358 </div>
 359 </div>
 360 <a class="anchor" id="a03898439d164d74f8c35bafb67262d95"></a>
 361 <div class="memitem">
 362 <div class="memproto">
 363       <table class="memname">
 364         <tr>
 365           <td class="memname">#define POW2_OP</td>
 366           <td>(</td>
 367           <td class="paramtype">&#160;</td>
 368           <td class="paramname">x, </td>
 369         </tr>
 370         <tr>
 371           <td class="paramkey"></td>
 372           <td></td>
 373           <td class="paramtype">&#160;</td>
 374           <td class="paramname">vec_size&#160;</td>
 375         </tr>
 376         <tr>
 377           <td></td>
 378           <td>)</td>
 379           <td></td><td>&#160;&#160;&#160;(x)</td>
 380         </tr>
 381       </table>
 382 </div><div class="memdoc">
 383
 384 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00057">57</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 385
 386 <p>Referenced by <a class="el" href="pooling__layer_8cl_source.xhtml#l00228">pooling_layer_2()</a>, and <a class="el" href="pooling__layer_8cl_source.xhtml#l00292">pooling_layer_3()</a>.</p>
 387
 388 </div>
 389 </div>
 390 <a class="anchor" id="ac9af19bec38fe50b4b9585c0e5c0ccca"></a>
 391 <div class="memitem">
 392 <div class="memproto">
 393       <table class="memname">
 394         <tr>
 395           <td class="memname">#define SQRT_OP</td>
 396           <td>(</td>
 397           <td class="paramtype">&#160;</td>
 398           <td class="paramname">x</td><td>)</td>
 399           <td>&#160;&#160;&#160;sqrt((x))</td>
 400         </tr>
 401       </table>
 402 </div><div class="memdoc">
 403
 404 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00061">61</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 405
 406 <p>Referenced by <a class="el" href="pooling__layer_8cl_source.xhtml#l00228">pooling_layer_2()</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00292">pooling_layer_3()</a>, and <a class="el" href="pooling__layer_8cl_source.xhtml#l00565">pooling_layer_MxN_nhwc()</a>.</p>
 407
 408 </div>
 409 </div>
 410 <h2 class="groupheader">Function Documentation</h2>
 411 <a class="anchor" id="ac8f27d6ce33043a58fc6bd17b41f8153"></a>
 412 <div class="memitem">
 413 <div class="memproto">
 414       <table class="memname">
 415         <tr>
 416           <td class="memname"><a class="el" href="convolution9x9_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> calculate_avg_scale </td>
 417           <td>(</td>
 418           <td class="paramtype">const int&#160;</td>
 419           <td class="paramname"><em>pool_size_x</em>, </td>
 420         </tr>
 421         <tr>
 422           <td class="paramkey"></td>
 423           <td></td>
 424           <td class="paramtype">const int&#160;</td>
 425           <td class="paramname"><em>pool_size_y</em>, </td>
 426         </tr>
 427         <tr>
 428           <td class="paramkey"></td>
 429           <td></td>
 430           <td class="paramtype">const int&#160;</td>
 431           <td class="paramname"><em>upper_bound_w</em>, </td>
 432         </tr>
 433         <tr>
 434           <td class="paramkey"></td>
 435           <td></td>
 436           <td class="paramtype">const int&#160;</td>
 437           <td class="paramname"><em>upper_bound_h</em>, </td>
 438         </tr>
 439         <tr>
 440           <td class="paramkey"></td>
 441           <td></td>
 442           <td class="paramtype">const int&#160;</td>
 443           <td class="paramname"><em>pad_x</em>, </td>
 444         </tr>
 445         <tr>
 446           <td class="paramkey"></td>
 447           <td></td>
 448           <td class="paramtype">const int&#160;</td>
 449           <td class="paramname"><em>pad_y</em>, </td>
 450         </tr>
 451         <tr>
 452           <td class="paramkey"></td>
 453           <td></td>
 454           <td class="paramtype">const int&#160;</td>
 455           <td class="paramname"><em>stride_x</em>, </td>
 456         </tr>
 457         <tr>
 458           <td class="paramkey"></td>
 459           <td></td>
 460           <td class="paramtype">const int&#160;</td>
 461           <td class="paramname"><em>stride_y</em>&#160;</td>
 462         </tr>
 463         <tr>
 464           <td></td>
 465           <td>)</td>
 466           <td></td><td></td>
 467         </tr>
 468       </table>
 469 </div><div class="memdoc">
 470
 471 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00188">188</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 472
 473 <p>References <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">arm_compute::test::fixed_point_arithmetic::detail::max()</a>, and <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">arm_compute::test::fixed_point_arithmetic::detail::min()</a>.</p>
 474
 475 <p>Referenced by <a class="el" href="pooling__layer_8cl_source.xhtml#l00228">pooling_layer_2()</a>, and <a class="el" href="pooling__layer_8cl_source.xhtml#l00292">pooling_layer_3()</a>.</p>
 476 <div class="fragment"><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;{</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;    <span class="keywordtype">int</span>       start_x = get_global_id(0) * stride_x - pad_x;</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    <span class="keywordtype">int</span>       start_y = get_global_id(1) * stride_y - pad_y;</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> end_x   = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(start_x + pool_size_x, upper_bound_w);</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> end_y   = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(start_y + pool_size_y, upper_bound_h);</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;<span class="preprocessor">#if defined(EXCLUDE_PADDING)</span></div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;    start_x = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(0, start_x);</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;    start_y = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(0, start_y);</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(EXCLUDE_PADDING) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;    <span class="keywordflow">return</span> ((end_y - start_y) * (end_x - start_x));</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;}</div><div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_aabcf39e3917f842dbc5fbb0d802f24d5"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">arm_compute::test::fixed_point_arithmetic::detail::min</a></div><div class="ttdeci">fixed_point&lt; T &gt; min(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">FixedPoint.h:897</a></div></div>
 477 <div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_ad91bb73431b4de1f4946ed949d444849"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">arm_compute::test::fixed_point_arithmetic::detail::max</a></div><div class="ttdeci">fixed_point&lt; T &gt; max(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">FixedPoint.h:902</a></div></div>
 478 </div><!-- fragment -->
 479 </div>
 480 </div>
 481 <a class="anchor" id="a93173b51e52924504320e874affcf881"></a>
 482 <div class="memitem">
 483 <div class="memproto">
 484       <table class="memname">
 485         <tr>
 486           <td class="memname"><a class="el" href="convolution9x9_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> calculate_avg_scale_nhwc </td>
 487           <td>(</td>
 488           <td class="paramtype">const int&#160;</td>
 489           <td class="paramname"><em>pool_size_x</em>, </td>
 490         </tr>
 491         <tr>
 492           <td class="paramkey"></td>
 493           <td></td>
 494           <td class="paramtype">const int&#160;</td>
 495           <td class="paramname"><em>pool_size_y</em>, </td>
 496         </tr>
 497         <tr>
 498           <td class="paramkey"></td>
 499           <td></td>
 500           <td class="paramtype">int&#160;</td>
 501           <td class="paramname"><em>upper_bound_w</em>, </td>
 502         </tr>
 503         <tr>
 504           <td class="paramkey"></td>
 505           <td></td>
 506           <td class="paramtype">int&#160;</td>
 507           <td class="paramname"><em>upper_bound_h</em>, </td>
 508         </tr>
 509         <tr>
 510           <td class="paramkey"></td>
 511           <td></td>
 512           <td class="paramtype">const int&#160;</td>
 513           <td class="paramname"><em>pad_x</em>, </td>
 514         </tr>
 515         <tr>
 516           <td class="paramkey"></td>
 517           <td></td>
 518           <td class="paramtype">const int&#160;</td>
 519           <td class="paramname"><em>pad_y</em>, </td>
 520         </tr>
 521         <tr>
 522           <td class="paramkey"></td>
 523           <td></td>
 524           <td class="paramtype">const int&#160;</td>
 525           <td class="paramname"><em>stride_x</em>, </td>
 526         </tr>
 527         <tr>
 528           <td class="paramkey"></td>
 529           <td></td>
 530           <td class="paramtype">const int&#160;</td>
 531           <td class="paramname"><em>stride_y</em>&#160;</td>
 532         </tr>
 533         <tr>
 534           <td></td>
 535           <td>)</td>
 536           <td></td><td></td>
 537         </tr>
 538       </table>
 539 </div><div class="memdoc">
 540
 541 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00518">518</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 542
 543 <p>References <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">arm_compute::test::fixed_point_arithmetic::detail::max()</a>, and <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">arm_compute::test::fixed_point_arithmetic::detail::min()</a>.</p>
 544
 545 <p>Referenced by <a class="el" href="pooling__layer_8cl_source.xhtml#l00565">pooling_layer_MxN_nhwc()</a>.</p>
 546 <div class="fragment"><div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;{</div><div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;    <span class="keywordtype">int</span> start_x = get_global_id(1) * stride_x - pad_x;</div><div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;    <span class="keywordtype">int</span> start_y = get_global_id(2) * stride_y - pad_y;</div><div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;</div><div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;<span class="preprocessor">#if !defined(EXCLUDE_PADDING)</span></div><div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;    upper_bound_w += pad_x;</div><div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;    upper_bound_h += pad_y;</div><div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(EXCLUDE_PADDING) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> end_x = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(start_x + pool_size_x, upper_bound_w);</div><div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> end_y = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(start_y + pool_size_y, upper_bound_h);</div><div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;<span class="preprocessor">#if defined(EXCLUDE_PADDING)</span></div><div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;    start_x = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(0, start_x);</div><div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;    start_y = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(0, start_y);</div><div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(EXCLUDE_PADDING) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;    <span class="keywordflow">return</span> ((end_y - start_y) * (end_x - start_x));</div><div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;}</div><div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_aabcf39e3917f842dbc5fbb0d802f24d5"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">arm_compute::test::fixed_point_arithmetic::detail::min</a></div><div class="ttdeci">fixed_point&lt; T &gt; min(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">FixedPoint.h:897</a></div></div>
 547 <div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_ad91bb73431b4de1f4946ed949d444849"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">arm_compute::test::fixed_point_arithmetic::detail::max</a></div><div class="ttdeci">fixed_point&lt; T &gt; max(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">FixedPoint.h:902</a></div></div>
 548 </div><!-- fragment -->
 549 </div>
 550 </div>
 551 <a class="anchor" id="a2d95de36199fd06803ffb62f5ff1df08"></a>
 552 <div class="memitem">
 553 <div class="memproto">
 554       <table class="memname">
 555         <tr>
 556           <td class="memname">__kernel void pooling_layer_2 </td>
 557           <td>(</td>
 558           <td class="paramtype">__global uchar *&#160;</td>
 559           <td class="paramname"><em>input_ptr</em>, </td>
 560         </tr>
 561         <tr>
 562           <td class="paramkey"></td>
 563           <td></td>
 564           <td class="paramtype">uint&#160;</td>
 565           <td class="paramname"><em>input_stride_x</em>, </td>
 566         </tr>
 567         <tr>
 568           <td class="paramkey"></td>
 569           <td></td>
 570           <td class="paramtype">uint&#160;</td>
 571           <td class="paramname"><em>input_step_x</em>, </td>
 572         </tr>
 573         <tr>
 574           <td class="paramkey"></td>
 575           <td></td>
 576           <td class="paramtype">uint&#160;</td>
 577           <td class="paramname"><em>input_stride_y</em>, </td>
 578         </tr>
 579         <tr>
 580           <td class="paramkey"></td>
 581           <td></td>
 582           <td class="paramtype">uint&#160;</td>
 583           <td class="paramname"><em>input_step_y</em>, </td>
 584         </tr>
 585         <tr>
 586           <td class="paramkey"></td>
 587           <td></td>
 588           <td class="paramtype">uint&#160;</td>
 589           <td class="paramname"><em>input_stride_z</em>, </td>
 590         </tr>
 591         <tr>
 592           <td class="paramkey"></td>
 593           <td></td>
 594           <td class="paramtype">uint&#160;</td>
 595           <td class="paramname"><em>input_step_z</em>, </td>
 596         </tr>
 597         <tr>
 598           <td class="paramkey"></td>
 599           <td></td>
 600           <td class="paramtype">uint&#160;</td>
 601           <td class="paramname"><em>input_offset_first_element_in_bytes</em>, </td>
 602         </tr>
 603         <tr>
 604           <td class="paramkey"></td>
 605           <td></td>
 606           <td class="paramtype">__global uchar *&#160;</td>
 607           <td class="paramname"><em>output_ptr</em>, </td>
 608         </tr>
 609         <tr>
 610           <td class="paramkey"></td>
 611           <td></td>
 612           <td class="paramtype">uint&#160;</td>
 613           <td class="paramname"><em>output_stride_x</em>, </td>
 614         </tr>
 615         <tr>
 616           <td class="paramkey"></td>
 617           <td></td>
 618           <td class="paramtype">uint&#160;</td>
 619           <td class="paramname"><em>output_step_x</em>, </td>
 620         </tr>
 621         <tr>
 622           <td class="paramkey"></td>
 623           <td></td>
 624           <td class="paramtype">uint&#160;</td>
 625           <td class="paramname"><em>output_stride_y</em>, </td>
 626         </tr>
 627         <tr>
 628           <td class="paramkey"></td>
 629           <td></td>
 630           <td class="paramtype">uint&#160;</td>
 631           <td class="paramname"><em>output_step_y</em>, </td>
 632         </tr>
 633         <tr>
 634           <td class="paramkey"></td>
 635           <td></td>
 636           <td class="paramtype">uint&#160;</td>
 637           <td class="paramname"><em>output_stride_z</em>, </td>
 638         </tr>
 639         <tr>
 640           <td class="paramkey"></td>
 641           <td></td>
 642           <td class="paramtype">uint&#160;</td>
 643           <td class="paramname"><em>output_step_z</em>, </td>
 644         </tr>
 645         <tr>
 646           <td class="paramkey"></td>
 647           <td></td>
 648           <td class="paramtype">uint&#160;</td>
 649           <td class="paramname"><em>output_offset_first_element_in_bytes</em>&#160;</td>
 650         </tr>
 651         <tr>
 652           <td></td>
 653           <td>)</td>
 654           <td></td><td></td>
 655         </tr>
 656       </table>
 657 </div><div class="memdoc">
 658
 659 <p>Performs a pooling function of pool size equal to 2. </p>
 660 <dl class="section note"><dt>Note</dt><dd>Datatype must be passed using -DDATA_TYPE e.g. -DDATA_TYPE=float. Supported data types are QS8/QS16/F16/F32; </dd>
 661 <dd>
 662 In case of average pooling the following information must be passed at compile time: -DPOOL_AVG or -DPOOL_L2 must be provided otherwise max pooling will be performed. -DMAX_WIDTH and -DMAX_HEIGHT which are the maximum accessible indeces in x and y dimensions (width + pad) -DSTRIDE_X and -DSTRIDE_Y which are the steps of the window along the x and y directions -DPAD_X and -DPAD_Y which are the pooling paddings in x and y dimension</dd></dl>
 663 <dl class="params"><dt>Parameters</dt><dd>
 664   <table class="params">
 665     <tr><td class="paramdir">[in]</td><td class="paramname">input_ptr</td><td>Pointer to the source image. Supported data types: QS8/QS16/F16/F32 </td></tr>
 666     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
 667     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_x</td><td>input_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 668     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
 669     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_y</td><td>input_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 670     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 671     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_z</td><td>input_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 672     <tr><td class="paramdir">[in]</td><td class="paramname">input_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
 673     <tr><td class="paramdir">[out]</td><td class="paramname">output_ptr</td><td>Pointer to the destination image. Supported data types: same as <code>input_ptr</code> </td></tr>
 674     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_x</td><td>Stride of the destination image in X dimension (in bytes) </td></tr>
 675     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_x</td><td>output_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 676     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_y</td><td>Stride of the destination image in Y dimension (in bytes) </td></tr>
 677     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_y</td><td>output_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 678     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 679     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_z</td><td>output_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 680     <tr><td class="paramdir">[in]</td><td class="paramname">output_offset_first_element_in_bytes</td><td>The offset of the first element in the destination image </td></tr>
 681   </table>
 682   </dd>
 683 </dl>
 684
 685 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00228">228</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 686
 687 <p>References <a class="el" href="pooling__layer_8cl_source.xhtml#l00188">calculate_avg_scale()</a>, <a class="el" href="helpers_8h_source.xhtml#l00119">CONVERT_TO_TENSOR3D_STRUCT</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">DATA_TYPE</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00060">DIV_OP</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00049">POOL_OP</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00057">POW2_OP</a>, <a class="el" href="helpers_8h_source.xhtml#l00153">Tensor3D::ptr</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00061">SQRT_OP</a>, <a class="el" href="helpers_8h_source.xhtml#l00315">tensor3D_offset()</a>, and <a class="el" href="fixed__point_8h_source.xhtml#l00093">VEC_DATA_TYPE</a>.</p>
 688 <div class="fragment"><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;{</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;    <span class="comment">// Get pixels pointer</span></div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> input  = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(input);</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> output = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(output);</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;    <span class="comment">// Load data</span></div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;    <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 2)</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;    data0 = vload2(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 0, 0));</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 2)</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;    data1 = vload2(0, (__global DATA_TYPE *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 1, 0));</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;</div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;<span class="preprocessor">#if defined(POOL_L2)</span></div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;    <span class="comment">// Raise to power of 2 for L2 Pooling</span></div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;    data0 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data0, 2);</div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;    data1 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data1, 2);</div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;</div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;    <span class="comment">// Perform calculations</span></div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;    data0         = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data0, data1);</div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;    DATA_TYPE res = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data0.s0, data0.s1);</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;<span class="preprocessor">#if defined(POOL_AVG) || defined(POOL_L2)</span></div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;    <span class="comment">// Divide by pool region in case of average or l2 pooling</span></div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;    res = <a class="code" href="pooling__layer_8cl.xhtml#a5db17889d824975fefb2ce2f4690637f">DIV_OP</a>(res, <a class="code" href="pooling__layer_8cl.xhtml#ac8f27d6ce33043a58fc6bd17b41f8153">calculate_avg_scale</a>(2, 2, MAX_WIDTH, MAX_HEIGHT, PAD_X, PAD_Y, STRIDE_X, STRIDE_Y));</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_AVG) || defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;<span class="preprocessor">#if defined(POOL_L2)</span></div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;    <span class="comment">// Take square root of the result in L2 pooling</span></div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;    res = <a class="code" href="pooling__layer_8cl.xhtml#ac9af19bec38fe50b4b9585c0e5c0ccca">SQRT_OP</a>(res);</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;</div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    <span class="comment">// Store result</span></div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;    *(__global DATA_TYPE *)output.<a class="code" href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> = res;</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;}</div><div class="ttc" id="pooling__layer_8cl_xhtml_a5db17889d824975fefb2ce2f4690637f"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a5db17889d824975fefb2ce2f4690637f">DIV_OP</a></div><div class="ttdeci">#define DIV_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00060">pooling_layer.cl:60</a></div></div>
 689 <div class="ttc" id="pooling__layer_8cl_xhtml_a482ef7d59a5f474ca126e737c7f0978a"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a></div><div class="ttdeci">#define POOL_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00049">pooling_layer.cl:49</a></div></div>
 690 <div class="ttc" id="helpers_8h_xhtml_a31c8c760f08fb1a331b16b7c204321dc"><div class="ttname"><a href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a></div><div class="ttdeci">#define CONVERT_TO_TENSOR3D_STRUCT(name)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00119">helpers.h:119</a></div></div>
 691 <div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
 692 <div class="ttc" id="struct_tensor3_d_xhtml"><div class="ttname"><a href="struct_tensor3_d.xhtml">Tensor3D</a></div><div class="ttdoc">Structure to hold 3D tensor information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00151">helpers.h:151</a></div></div>
 693 <div class="ttc" id="pooling__layer_8cl_xhtml_a03898439d164d74f8c35bafb67262d95"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a></div><div class="ttdeci">#define POW2_OP(x, vec_size)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00057">pooling_layer.cl:57</a></div></div>
 694 <div class="ttc" id="pooling__layer_8cl_xhtml_ac8f27d6ce33043a58fc6bd17b41f8153"><div class="ttname"><a href="pooling__layer_8cl.xhtml#ac8f27d6ce33043a58fc6bd17b41f8153">calculate_avg_scale</a></div><div class="ttdeci">DATA_TYPE calculate_avg_scale(const int pool_size_x, const int pool_size_y, const int upper_bound_w, const int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00188">pooling_layer.cl:188</a></div></div>
 695 <div class="ttc" id="helpers_8h_xhtml_a2101b2fe0193ce227ae4e0945e321d85"><div class="ttname"><a href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a></div><div class="ttdeci">__global const uchar * tensor3D_offset(const Tensor3D *tensor, int x, int y, int z)</div><div class="ttdoc">Get the pointer position of a Tensor3D. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00315">helpers.h:315</a></div></div>
 696 <div class="ttc" id="fixed__point_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a></div><div class="ttdeci">#define VEC_DATA_TYPE(type, size)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00093">fixed_point.h:93</a></div></div>
 697 <div class="ttc" id="struct_tensor3_d_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">Tensor3D::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00153">helpers.h:153</a></div></div>
 698 <div class="ttc" id="pooling__layer_8cl_xhtml_ac9af19bec38fe50b4b9585c0e5c0ccca"><div class="ttname"><a href="pooling__layer_8cl.xhtml#ac9af19bec38fe50b4b9585c0e5c0ccca">SQRT_OP</a></div><div class="ttdeci">#define SQRT_OP(x)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00061">pooling_layer.cl:61</a></div></div>
 699 </div><!-- fragment -->
 700 </div>
 701 </div>
 702 <a class="anchor" id="af5751970a4d8c62febdc6c63d6d4fd1d"></a>
 703 <div class="memitem">
 704 <div class="memproto">
 705       <table class="memname">
 706         <tr>
 707           <td class="memname">__kernel void pooling_layer_3 </td>
 708           <td>(</td>
 709           <td class="paramtype">__global uchar *&#160;</td>
 710           <td class="paramname"><em>input_ptr</em>, </td>
 711         </tr>
 712         <tr>
 713           <td class="paramkey"></td>
 714           <td></td>
 715           <td class="paramtype">uint&#160;</td>
 716           <td class="paramname"><em>input_stride_x</em>, </td>
 717         </tr>
 718         <tr>
 719           <td class="paramkey"></td>
 720           <td></td>
 721           <td class="paramtype">uint&#160;</td>
 722           <td class="paramname"><em>input_step_x</em>, </td>
 723         </tr>
 724         <tr>
 725           <td class="paramkey"></td>
 726           <td></td>
 727           <td class="paramtype">uint&#160;</td>
 728           <td class="paramname"><em>input_stride_y</em>, </td>
 729         </tr>
 730         <tr>
 731           <td class="paramkey"></td>
 732           <td></td>
 733           <td class="paramtype">uint&#160;</td>
 734           <td class="paramname"><em>input_step_y</em>, </td>
 735         </tr>
 736         <tr>
 737           <td class="paramkey"></td>
 738           <td></td>
 739           <td class="paramtype">uint&#160;</td>
 740           <td class="paramname"><em>input_stride_z</em>, </td>
 741         </tr>
 742         <tr>
 743           <td class="paramkey"></td>
 744           <td></td>
 745           <td class="paramtype">uint&#160;</td>
 746           <td class="paramname"><em>input_step_z</em>, </td>
 747         </tr>
 748         <tr>
 749           <td class="paramkey"></td>
 750           <td></td>
 751           <td class="paramtype">uint&#160;</td>
 752           <td class="paramname"><em>input_offset_first_element_in_bytes</em>, </td>
 753         </tr>
 754         <tr>
 755           <td class="paramkey"></td>
 756           <td></td>
 757           <td class="paramtype">__global uchar *&#160;</td>
 758           <td class="paramname"><em>output_ptr</em>, </td>
 759         </tr>
 760         <tr>
 761           <td class="paramkey"></td>
 762           <td></td>
 763           <td class="paramtype">uint&#160;</td>
 764           <td class="paramname"><em>output_stride_x</em>, </td>
 765         </tr>
 766         <tr>
 767           <td class="paramkey"></td>
 768           <td></td>
 769           <td class="paramtype">uint&#160;</td>
 770           <td class="paramname"><em>output_step_x</em>, </td>
 771         </tr>
 772         <tr>
 773           <td class="paramkey"></td>
 774           <td></td>
 775           <td class="paramtype">uint&#160;</td>
 776           <td class="paramname"><em>output_stride_y</em>, </td>
 777         </tr>
 778         <tr>
 779           <td class="paramkey"></td>
 780           <td></td>
 781           <td class="paramtype">uint&#160;</td>
 782           <td class="paramname"><em>output_step_y</em>, </td>
 783         </tr>
 784         <tr>
 785           <td class="paramkey"></td>
 786           <td></td>
 787           <td class="paramtype">uint&#160;</td>
 788           <td class="paramname"><em>output_stride_z</em>, </td>
 789         </tr>
 790         <tr>
 791           <td class="paramkey"></td>
 792           <td></td>
 793           <td class="paramtype">uint&#160;</td>
 794           <td class="paramname"><em>output_step_z</em>, </td>
 795         </tr>
 796         <tr>
 797           <td class="paramkey"></td>
 798           <td></td>
 799           <td class="paramtype">uint&#160;</td>
 800           <td class="paramname"><em>output_offset_first_element_in_bytes</em>&#160;</td>
 801         </tr>
 802         <tr>
 803           <td></td>
 804           <td>)</td>
 805           <td></td><td></td>
 806         </tr>
 807       </table>
 808 </div><div class="memdoc">
 809
 810 <p>Performs a pooling function of pool size equal to 3. </p>
 811 <dl class="section note"><dt>Note</dt><dd>Datatype must be passed using -DDATA_TYPE e.g. -DDATA_TYPE=float. Supported data types are QS8/QS16/F16/F32; </dd>
 812 <dd>
 813 In case of average pooling the following information must be passed at compile time: -DPOOL_AVG or -DPOOL_L2 must be provided otherwise max pooling will be performed. -DMAX_WIDTH and -DMAX_HEIGHT which are the maximum accessible indeces in x and y dimensions (width + pad) -DSTRIDE_X and -DSTRIDE_Y which are the steps of the window along the x and y directions -DPAD_X and -DPAD_Y which are the pooling paddings in x and y dimension</dd></dl>
 814 <dl class="params"><dt>Parameters</dt><dd>
 815   <table class="params">
 816     <tr><td class="paramdir">[in]</td><td class="paramname">input_ptr</td><td>Pointer to the source image. Supported data types: QS8/QS16/F16/F32 </td></tr>
 817     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
 818     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_x</td><td>input_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 819     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
 820     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_y</td><td>input_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 821     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 822     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_z</td><td>input_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 823     <tr><td class="paramdir">[in]</td><td class="paramname">input_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
 824     <tr><td class="paramdir">[out]</td><td class="paramname">output_ptr</td><td>Pointer to the destination image. Supported data types: same as <code>input_ptr</code> </td></tr>
 825     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_x</td><td>Stride of the destination image in X dimension (in bytes) </td></tr>
 826     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_x</td><td>output_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 827     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_y</td><td>Stride of the destination image in Y dimension (in bytes) </td></tr>
 828     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_y</td><td>output_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 829     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 830     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_z</td><td>output_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 831     <tr><td class="paramdir">[in]</td><td class="paramname">output_offset_first_element_in_bytes</td><td>The offset of the first element in the destination image </td></tr>
 832   </table>
 833   </dd>
 834 </dl>
 835
 836 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00292">292</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 837
 838 <p>References <a class="el" href="pooling__layer_8cl_source.xhtml#l00188">calculate_avg_scale()</a>, <a class="el" href="helpers_8h_source.xhtml#l00119">CONVERT_TO_TENSOR3D_STRUCT</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">DATA_TYPE</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00060">DIV_OP</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00049">POOL_OP</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00057">POW2_OP</a>, <a class="el" href="helpers_8h_source.xhtml#l00153">Tensor3D::ptr</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00061">SQRT_OP</a>, <a class="el" href="helpers_8h_source.xhtml#l00315">tensor3D_offset()</a>, and <a class="el" href="fixed__point_8h_source.xhtml#l00093">VEC_DATA_TYPE</a>.</p>
 839 <div class="fragment"><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;{</div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;    <span class="comment">// Get pixels pointer</span></div><div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> input  = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(input);</div><div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> output = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(output);</div><div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;</div><div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;    <span class="comment">// Load data</span></div><div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;    <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 3)</div><div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;    data0 = vload3(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 0, 0));</div><div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;    <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 3)</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;    data1 = vload3(0, (__global DATA_TYPE *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 1, 0));</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 3)</div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;    data2 = vload3(0, (__global DATA_TYPE *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, 2, 0));</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;</div><div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;<span class="preprocessor">#if defined(POOL_L2)</span></div><div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;    <span class="comment">// Raise to power of 2 for L2 Pooling</span></div><div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;    data0 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data0, 3);</div><div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;    data1 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data1, 3);</div><div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;    data2 = <a class="code" href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a>(data2, 3);</div><div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;</div><div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;    <span class="comment">// Perform calculations</span></div><div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;    data0         = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data0, data1);</div><div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;    data0         = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data0, data2);</div><div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;    DATA_TYPE res = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(<a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(data0.s0, data0.s1), data0.s2);</div><div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;</div><div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;<span class="preprocessor">#if defined(POOL_AVG) || defined(POOL_L2)</span></div><div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    <span class="comment">// Divide by pool region in case of average pooling</span></div><div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;    res = <a class="code" href="pooling__layer_8cl.xhtml#a5db17889d824975fefb2ce2f4690637f">DIV_OP</a>(res, <a class="code" href="pooling__layer_8cl.xhtml#ac8f27d6ce33043a58fc6bd17b41f8153">calculate_avg_scale</a>(3, 3, MAX_WIDTH, MAX_HEIGHT, PAD_X, PAD_Y, STRIDE_X, STRIDE_Y));</div><div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_AVG) || defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;</div><div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;<span class="preprocessor">#if defined(POOL_L2)</span></div><div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;    <span class="comment">// Take square root of the result in L2 pooling</span></div><div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;    res = <a class="code" href="pooling__layer_8cl.xhtml#ac9af19bec38fe50b4b9585c0e5c0ccca">SQRT_OP</a>(res);</div><div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;</div><div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;    <span class="comment">// Store result</span></div><div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;    *(__global DATA_TYPE *)output.<a class="code" href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> = res;</div><div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;}</div><div class="ttc" id="pooling__layer_8cl_xhtml_a5db17889d824975fefb2ce2f4690637f"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a5db17889d824975fefb2ce2f4690637f">DIV_OP</a></div><div class="ttdeci">#define DIV_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00060">pooling_layer.cl:60</a></div></div>
 840 <div class="ttc" id="pooling__layer_8cl_xhtml_a482ef7d59a5f474ca126e737c7f0978a"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a></div><div class="ttdeci">#define POOL_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00049">pooling_layer.cl:49</a></div></div>
 841 <div class="ttc" id="helpers_8h_xhtml_a31c8c760f08fb1a331b16b7c204321dc"><div class="ttname"><a href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a></div><div class="ttdeci">#define CONVERT_TO_TENSOR3D_STRUCT(name)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00119">helpers.h:119</a></div></div>
 842 <div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
 843 <div class="ttc" id="struct_tensor3_d_xhtml"><div class="ttname"><a href="struct_tensor3_d.xhtml">Tensor3D</a></div><div class="ttdoc">Structure to hold 3D tensor information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00151">helpers.h:151</a></div></div>
 844 <div class="ttc" id="pooling__layer_8cl_xhtml_a03898439d164d74f8c35bafb67262d95"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a03898439d164d74f8c35bafb67262d95">POW2_OP</a></div><div class="ttdeci">#define POW2_OP(x, vec_size)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00057">pooling_layer.cl:57</a></div></div>
 845 <div class="ttc" id="pooling__layer_8cl_xhtml_ac8f27d6ce33043a58fc6bd17b41f8153"><div class="ttname"><a href="pooling__layer_8cl.xhtml#ac8f27d6ce33043a58fc6bd17b41f8153">calculate_avg_scale</a></div><div class="ttdeci">DATA_TYPE calculate_avg_scale(const int pool_size_x, const int pool_size_y, const int upper_bound_w, const int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00188">pooling_layer.cl:188</a></div></div>
 846 <div class="ttc" id="helpers_8h_xhtml_a2101b2fe0193ce227ae4e0945e321d85"><div class="ttname"><a href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a></div><div class="ttdeci">__global const uchar * tensor3D_offset(const Tensor3D *tensor, int x, int y, int z)</div><div class="ttdoc">Get the pointer position of a Tensor3D. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00315">helpers.h:315</a></div></div>
 847 <div class="ttc" id="fixed__point_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a></div><div class="ttdeci">#define VEC_DATA_TYPE(type, size)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00093">fixed_point.h:93</a></div></div>
 848 <div class="ttc" id="struct_tensor3_d_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">Tensor3D::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00153">helpers.h:153</a></div></div>
 849 <div class="ttc" id="pooling__layer_8cl_xhtml_ac9af19bec38fe50b4b9585c0e5c0ccca"><div class="ttname"><a href="pooling__layer_8cl.xhtml#ac9af19bec38fe50b4b9585c0e5c0ccca">SQRT_OP</a></div><div class="ttdeci">#define SQRT_OP(x)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00061">pooling_layer.cl:61</a></div></div>
 850 </div><!-- fragment -->
 851 </div>
 852 </div>
 853 <a class="anchor" id="ac320fea94a0f786ca35fe159d57a6e49"></a>
 854 <div class="memitem">
 855 <div class="memproto">
 856       <table class="memname">
 857         <tr>
 858           <td class="memname">__kernel void pooling_layer_MxN_nhwc </td>
 859           <td>(</td>
 860           <td class="paramtype">__global uchar *&#160;</td>
 861           <td class="paramname"><em>input_ptr</em>, </td>
 862         </tr>
 863         <tr>
 864           <td class="paramkey"></td>
 865           <td></td>
 866           <td class="paramtype">uint&#160;</td>
 867           <td class="paramname"><em>input_stride_x</em>, </td>
 868         </tr>
 869         <tr>
 870           <td class="paramkey"></td>
 871           <td></td>
 872           <td class="paramtype">uint&#160;</td>
 873           <td class="paramname"><em>input_step_x</em>, </td>
 874         </tr>
 875         <tr>
 876           <td class="paramkey"></td>
 877           <td></td>
 878           <td class="paramtype">uint&#160;</td>
 879           <td class="paramname"><em>input_stride_y</em>, </td>
 880         </tr>
 881         <tr>
 882           <td class="paramkey"></td>
 883           <td></td>
 884           <td class="paramtype">uint&#160;</td>
 885           <td class="paramname"><em>input_step_y</em>, </td>
 886         </tr>
 887         <tr>
 888           <td class="paramkey"></td>
 889           <td></td>
 890           <td class="paramtype">uint&#160;</td>
 891           <td class="paramname"><em>input_stride_z</em>, </td>
 892         </tr>
 893         <tr>
 894           <td class="paramkey"></td>
 895           <td></td>
 896           <td class="paramtype">uint&#160;</td>
 897           <td class="paramname"><em>input_step_z</em>, </td>
 898         </tr>
 899         <tr>
 900           <td class="paramkey"></td>
 901           <td></td>
 902           <td class="paramtype">uint&#160;</td>
 903           <td class="paramname"><em>input_offset_first_element_in_bytes</em>, </td>
 904         </tr>
 905         <tr>
 906           <td class="paramkey"></td>
 907           <td></td>
 908           <td class="paramtype">__global uchar *&#160;</td>
 909           <td class="paramname"><em>output_ptr</em>, </td>
 910         </tr>
 911         <tr>
 912           <td class="paramkey"></td>
 913           <td></td>
 914           <td class="paramtype">uint&#160;</td>
 915           <td class="paramname"><em>output_stride_x</em>, </td>
 916         </tr>
 917         <tr>
 918           <td class="paramkey"></td>
 919           <td></td>
 920           <td class="paramtype">uint&#160;</td>
 921           <td class="paramname"><em>output_step_x</em>, </td>
 922         </tr>
 923         <tr>
 924           <td class="paramkey"></td>
 925           <td></td>
 926           <td class="paramtype">uint&#160;</td>
 927           <td class="paramname"><em>output_stride_y</em>, </td>
 928         </tr>
 929         <tr>
 930           <td class="paramkey"></td>
 931           <td></td>
 932           <td class="paramtype">uint&#160;</td>
 933           <td class="paramname"><em>output_step_y</em>, </td>
 934         </tr>
 935         <tr>
 936           <td class="paramkey"></td>
 937           <td></td>
 938           <td class="paramtype">uint&#160;</td>
 939           <td class="paramname"><em>output_stride_z</em>, </td>
 940         </tr>
 941         <tr>
 942           <td class="paramkey"></td>
 943           <td></td>
 944           <td class="paramtype">uint&#160;</td>
 945           <td class="paramname"><em>output_step_z</em>, </td>
 946         </tr>
 947         <tr>
 948           <td class="paramkey"></td>
 949           <td></td>
 950           <td class="paramtype">uint&#160;</td>
 951           <td class="paramname"><em>output_offset_first_element_in_bytes</em>&#160;</td>
 952         </tr>
 953         <tr>
 954           <td></td>
 955           <td>)</td>
 956           <td></td><td></td>
 957         </tr>
 958       </table>
 959 </div><div class="memdoc">
 960
 961 <p>Performs a pooling function of pool size equal to N (NHWC) </p>
 962 <dl class="section note"><dt>Note</dt><dd>Datatype must be passed using -DDATA_TYPE e.g. -DDATA_TYPE=float. Supported data types are F16/F32 </dd>
 963 <dd>
 964 -DFP16 must be passed at compile time if half float data type is used </dd>
 965 <dd>
 966 Pool sizes must be passed using -DPOOL_SIZE_X and -DPOOL_SIZE_Y e.g. -DPOOL_SIZE_X=13; </dd>
 967 <dd>
 968 Tensors width and height must be passed at compile time using -DMAX_WIDTH and -DMAX_HEIGHT </dd>
 969 <dd>
 970 Strides must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y which are the steps of the window along the x and y directions </dd>
 971 <dd>
 972 Pad values must be passed at compile time using -DPAD_X and -DPAD_Y which are the pooling paddings in x and y dimension </dd>
 973 <dd>
 974 In case of average pooling the following information must be passed at compile time: -DPOOL_AVG must be provided otherwise max pooling will be performed.</dd></dl>
 975 <dl class="params"><dt>Parameters</dt><dd>
 976   <table class="params">
 977     <tr><td class="paramdir">[in]</td><td class="paramname">input_ptr</td><td>Pointer to the source image. Supported data types: F16/F32 </td></tr>
 978     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
 979     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_x</td><td>input_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 980     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
 981     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_y</td><td>input_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 982     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 983     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_z</td><td>input_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 984     <tr><td class="paramdir">[in]</td><td class="paramname">input_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
 985     <tr><td class="paramdir">[out]</td><td class="paramname">output_ptr</td><td>Pointer to the destination image. Supported data types: same as <code>input_ptr</code> </td></tr>
 986     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_x</td><td>Stride of the destination image in X dimension (in bytes) </td></tr>
 987     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_x</td><td>output_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 988     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_y</td><td>Stride of the destination image in Y dimension (in bytes) </td></tr>
 989     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_y</td><td>output_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 990     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 991     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_z</td><td>output_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 992     <tr><td class="paramdir">[in]</td><td class="paramname">output_offset_first_element_in_bytes</td><td>The offset of the first element in the destination image </td></tr>
 993   </table>
 994   </dd>
 995 </dl>
 996
 997 <p>Definition at line <a class="el" href="pooling__layer_8cl_source.xhtml#l00565">565</a> of file <a class="el" href="pooling__layer_8cl_source.xhtml">pooling_layer.cl</a>.</p>
 998
 999 <p>References <a class="el" href="pooling__layer_8cl_source.xhtml#l00518">calculate_avg_scale_nhwc()</a>, <a class="el" href="helpers_8h_source.xhtml#l00119">CONVERT_TO_TENSOR3D_STRUCT</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00065">DIV_OP_NHWC</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00049">POOL_OP</a>, <a class="el" href="helpers_8h_source.xhtml#l00153">Tensor3D::ptr</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00061">SQRT_OP</a>, <a class="el" href="helpers_8h_source.xhtml#l00315">tensor3D_offset()</a>, and <a class="el" href="fixed__point_8h_source.xhtml#l00093">VEC_DATA_TYPE</a>.</p>
1000 <div class="fragment"><div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;{</div><div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;    <span class="comment">// Get pixels pointer</span></div><div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> input  = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(input);</div><div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> output = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(output);</div><div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;</div><div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;    <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8)</div><div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;    vdata           = INITIAL_VALUE;</div><div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;    <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> sdata = INITIAL_VALUE;</div><div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;</div><div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;    const <span class="keywordtype">int</span> idx_width  = get_global_id(1) * STRIDE_X;</div><div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;    const <span class="keywordtype">int</span> idx_height = get_global_id(2) * STRIDE_Y;</div><div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;</div><div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;    for(<span class="keywordtype">int</span> y = 0; y &lt; POOL_SIZE_Y; ++y)</div><div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;    {</div><div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;        <span class="keywordtype">int</span> y1 = select(y, PAD_Y - idx_height, y + idx_height &lt; PAD_Y || y + idx_height &gt; MAX_HEIGHT);</div><div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;        <span class="keywordflow">for</span>(<span class="keywordtype">int</span> x = 0; x &lt; POOL_SIZE_X; ++x)</div><div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;        {</div><div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;            <span class="keywordtype">int</span> x1 = select(x, PAD_X - idx_width - 1, x + idx_width &lt; PAD_X || x + idx_width &gt; MAX_WIDTH);</div><div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;            x1     = select(x1, PAD_X - idx_width - 1, y != y1);</div><div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;</div><div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;            <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8)</div><div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;            data0 = vload8(0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, x1 - PAD_X, y1 - PAD_Y));</div><div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;<span class="preprocessor">#if defined(POOL_L2)</span></div><div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;            <span class="comment">// Raise to power of 2 for L2 Pooling</span></div><div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;            data0 *= data0;</div><div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;            vdata = <a class="code" href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(vdata, data0);</div><div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;        }</div><div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;    }</div><div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;</div><div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;<span class="preprocessor">#if defined(POOL_AVG) || defined(POOL_L2)</span></div><div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;    <span class="comment">// Divide by pool region in case of average pooling</span></div><div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;    vdata = <a class="code" href="pooling__layer_8cl.xhtml#a6c01fa98d360a9d52926dc6a5a599711">DIV_OP_NHWC</a>(vdata, <a class="code" href="pooling__layer_8cl.xhtml#a93173b51e52924504320e874affcf881">calculate_avg_scale_nhwc</a>(POOL_SIZE_X, POOL_SIZE_Y, MAX_WIDTH, MAX_HEIGHT, PAD_X, PAD_Y, STRIDE_X, STRIDE_Y));</div><div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_AVG) || defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;</div><div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;<span class="preprocessor">#if defined(POOL_L2)</span></div><div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;    <span class="comment">// Take square root of the result in L2 pooling</span></div><div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;    vdata = <a class="code" href="pooling__layer_8cl.xhtml#ac9af19bec38fe50b4b9585c0e5c0ccca">SQRT_OP</a>(vdata);</div><div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_L2) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;</div><div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;    <span class="comment">// Store result</span></div><div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;    vstore8(vdata, 0, (__global <a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a> *)output.<a class="code" href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>);</div><div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;}</div><div class="ttc" id="pooling__layer_8cl_xhtml_a93173b51e52924504320e874affcf881"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a93173b51e52924504320e874affcf881">calculate_avg_scale_nhwc</a></div><div class="ttdeci">DATA_TYPE calculate_avg_scale_nhwc(const int pool_size_x, const int pool_size_y, int upper_bound_w, int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00518">pooling_layer.cl:518</a></div></div>
1001 <div class="ttc" id="pooling__layer_8cl_xhtml_a482ef7d59a5f474ca126e737c7f0978a"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a></div><div class="ttdeci">#define POOL_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00049">pooling_layer.cl:49</a></div></div>
1002 <div class="ttc" id="helpers_8h_xhtml_a31c8c760f08fb1a331b16b7c204321dc"><div class="ttname"><a href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a></div><div class="ttdeci">#define CONVERT_TO_TENSOR3D_STRUCT(name)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00119">helpers.h:119</a></div></div>
1003 <div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
1004 <div class="ttc" id="struct_tensor3_d_xhtml"><div class="ttname"><a href="struct_tensor3_d.xhtml">Tensor3D</a></div><div class="ttdoc">Structure to hold 3D tensor information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00151">helpers.h:151</a></div></div>
1005 <div class="ttc" id="helpers_8h_xhtml_a2101b2fe0193ce227ae4e0945e321d85"><div class="ttname"><a href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a></div><div class="ttdeci">__global const uchar * tensor3D_offset(const Tensor3D *tensor, int x, int y, int z)</div><div class="ttdoc">Get the pointer position of a Tensor3D. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00315">helpers.h:315</a></div></div>
1006 <div class="ttc" id="fixed__point_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a></div><div class="ttdeci">#define VEC_DATA_TYPE(type, size)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00093">fixed_point.h:93</a></div></div>
1007 <div class="ttc" id="pooling__layer_8cl_xhtml_a6c01fa98d360a9d52926dc6a5a599711"><div class="ttname"><a href="pooling__layer_8cl.xhtml#a6c01fa98d360a9d52926dc6a5a599711">DIV_OP_NHWC</a></div><div class="ttdeci">#define DIV_OP_NHWC(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00065">pooling_layer.cl:65</a></div></div>
1008 <div class="ttc" id="struct_tensor3_d_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">Tensor3D::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00153">helpers.h:153</a></div></div>
1009 <div class="ttc" id="pooling__layer_8cl_xhtml_ac9af19bec38fe50b4b9585c0e5c0ccca"><div class="ttname"><a href="pooling__layer_8cl.xhtml#ac9af19bec38fe50b4b9585c0e5c0ccca">SQRT_OP</a></div><div class="ttdeci">#define SQRT_OP(x)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer_8cl_source.xhtml#l00061">pooling_layer.cl:61</a></div></div>
1010 </div><!-- fragment -->
1011 </div>
1012 </div>
1013 </div><!-- contents -->
1014 </div><!-- doc-content -->
1015 <!-- start footer part -->
1016 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
1017   <ul>
1018     <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.xhtml">src</a></li><li class="navelem"><a class="el" href="dir_aebb8dcc11953d78e620bbef0b9e2183.xhtml">core</a></li><li class="navelem"><a class="el" href="dir_8c278f79c760e5c5fbd911f9870614c1.xhtml">CL</a></li><li class="navelem"><a class="el" href="dir_25885286e9dad4fa105b7b25a8031bbf.xhtml">cl_kernels</a></li><li class="navelem"><a class="el" href="pooling__layer_8cl.xhtml">pooling_layer.cl</a></li>
1019     <li class="footer">Generated on Wed May 23 2018 11:36:39 for Compute Library by
1020     <a href="http://www.doxygen.org/index.html">
1021     <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
1022   </ul>
1023 </div>
1024 </body>
1025 </html>