arm_compute v18.05
[platform/upstream/armcl.git] / documentation / classarm__compute_1_1_n_e_reduction_operation.xhtml
index 48b4826..0c88cb8 100644 (file)
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 <title>Compute Library: NEReductionOperation Class Reference</title>
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    <div id="projectname">Compute Library
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 <div class="header">
   <div class="summary">
-<a href="#pub-methods">Public Member Functions</a>  </div>
+<a href="#pub-methods">Public Member Functions</a> &#124;
+<a href="#pub-static-methods">Static Public Member Functions</a>  </div>
   <div class="headertitle">
 <div class="title">NEReductionOperation Class Reference</div>  </div>
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 Collaboration diagram for NEReductionOperation:</div>
 <div class="dyncontent">
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 <table class="memberdecls">
 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
 Public Member Functions</h2></td></tr>
 <tr class="memitem:a20574f46cffa32ed112fcffa4e3af223"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml#a20574f46cffa32ed112fcffa4e3af223">NEReductionOperation</a> ()</td></tr>
-<tr class="memdesc:a20574f46cffa32ed112fcffa4e3af223"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default constructor.  <a href="#a20574f46cffa32ed112fcffa4e3af223">More...</a><br/></td></tr>
+<tr class="memdesc:a20574f46cffa32ed112fcffa4e3af223"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default constructor.  <a href="#a20574f46cffa32ed112fcffa4e3af223">More...</a><br /></td></tr>
 <tr class="separator:a20574f46cffa32ed112fcffa4e3af223"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="memitem:a5a8b455c425ea5b09a3ad7686c619434"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml#a5a8b455c425ea5b09a3ad7686c619434">configure</a> (<a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *input, <a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *output, unsigned int axis, <a class="el" href="namespacearm__compute.xhtml#a5827eb9cb394e74af87f74bd354fb45b">ReductionOperation</a> op)</td></tr>
-<tr class="memdesc:a5a8b455c425ea5b09a3ad7686c619434"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the input and output tensors.  <a href="#a5a8b455c425ea5b09a3ad7686c619434">More...</a><br/></td></tr>
+<tr class="memdesc:a5a8b455c425ea5b09a3ad7686c619434"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the input and output tensors.  <a href="#a5a8b455c425ea5b09a3ad7686c619434">More...</a><br /></td></tr>
 <tr class="separator:a5a8b455c425ea5b09a3ad7686c619434"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="memitem:ad1717410afd0be936c6213a63c8005fb"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml#ad1717410afd0be936c6213a63c8005fb">run</a> () override</td></tr>
-<tr class="memdesc:ad1717410afd0be936c6213a63c8005fb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Run the kernels contained in the function.  <a href="#ad1717410afd0be936c6213a63c8005fb">More...</a><br/></td></tr>
+<tr class="memdesc:ad1717410afd0be936c6213a63c8005fb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Run the kernels contained in the function.  <a href="#ad1717410afd0be936c6213a63c8005fb">More...</a><br /></td></tr>
 <tr class="separator:ad1717410afd0be936c6213a63c8005fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="inherit_header pub_methods_classarm__compute_1_1_i_function"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classarm__compute_1_1_i_function')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classarm__compute_1_1_i_function.xhtml">IFunction</a></td></tr>
 <tr class="memitem:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_function.xhtml#ab921ecc3f3f6ae2b4bd61f3e1998d8c4">~IFunction</a> ()=default</td></tr>
-<tr class="memdesc:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor.  <a href="#ab921ecc3f3f6ae2b4bd61f3e1998d8c4">More...</a><br/></td></tr>
+<tr class="memdesc:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor.  <a href="#ab921ecc3f3f6ae2b4bd61f3e1998d8c4">More...</a><br /></td></tr>
 <tr class="separator:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:a820f7291c24155a2980512fae45aac26 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_function.xhtml#a820f7291c24155a2980512fae45aac26">prepare</a> ()</td></tr>
+<tr class="memdesc:a820f7291c24155a2980512fae45aac26 inherit pub_methods_classarm__compute_1_1_i_function"><td class="mdescLeft">&#160;</td><td class="mdescRight">Prepare the function for executing.  <a href="#a820f7291c24155a2980512fae45aac26">More...</a><br /></td></tr>
+<tr class="separator:a820f7291c24155a2980512fae45aac26 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memSeparator" colspan="2">&#160;</td></tr>
+</table><table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
+Static Public Member Functions</h2></td></tr>
+<tr class="memitem:a398c86bd7d0096c55ae22bafb3cebf06"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classarm__compute_1_1_status.xhtml">Status</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml#a398c86bd7d0096c55ae22bafb3cebf06">validate</a> (const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *input, const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *output, unsigned int axis, <a class="el" href="namespacearm__compute.xhtml#a5827eb9cb394e74af87f74bd354fb45b">ReductionOperation</a> op)</td></tr>
+<tr class="memdesc:a398c86bd7d0096c55ae22bafb3cebf06"><td class="mdescLeft">&#160;</td><td class="mdescRight">Static function to check if given info will lead to a valid configuration of <a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml">NEReductionOperation</a>.  <a href="#a398c86bd7d0096c55ae22bafb3cebf06">More...</a><br /></td></tr>
+<tr class="separator:a398c86bd7d0096c55ae22bafb3cebf06"><td class="memSeparator" colspan="2">&#160;</td></tr>
 </table>
 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
 <div class="textblock"><p>Basic function to simulate a reduction operation. </p>
@@ -214,8 +226,8 @@ Public Member Functions</h2></td></tr>
 <p>Set the input and output tensors. </p>
 <dl class="params"><dt>Parameters</dt><dd>
   <table class="params">
-    <tr><td class="paramdir">[in,out]</td><td class="paramname">input</td><td>Source tensor. Data type supported: F32. (Written to only for border_size != 0) </td></tr>
-    <tr><td class="paramdir">[out]</td><td class="paramname">output</td><td>Destination tensor. Data types supported: same as <code>input</code>. </td></tr>
+    <tr><td class="paramdir">[in,out]</td><td class="paramname">input</td><td>Source tensor. Data type supported: F32. Data layouts supported: NCHW. (Written to only for border_size != 0) </td></tr>
+    <tr><td class="paramdir">[out]</td><td class="paramname">output</td><td>Destination tensor. Data types and data layouts supported: same as <code>input</code>. </td></tr>
     <tr><td class="paramdir">[in]</td><td class="paramname">axis</td><td>Dimension along which to reduce. Supported reduction axis : 0 </td></tr>
     <tr><td class="paramdir">[in]</td><td class="paramname">op</td><td>Reduction operation to perform. </td></tr>
   </table>
@@ -246,23 +258,81 @@ Public Member Functions</h2></td></tr>
 </div><div class="memdoc">
 
 <p>Run the kernels contained in the function. </p>
-<p>For NEON kernels:</p>
-<ul>
+<p>For NEON kernels:</p><ul>
 <li>Multi-threading is used for the kernels which are parallelisable.</li>
 <li>By default std::thread::hardware_concurrency() threads are used.</li>
 </ul>
 <dl class="section note"><dt>Note</dt><dd><a class="el" href="classarm__compute_1_1_c_p_p_scheduler.xhtml#ae64eebaa07f4d2da6cc2ba538c3cb095">CPPScheduler::set_num_threads()</a> can be used to manually set the number of threads</dd></dl>
-<p>For OpenCL kernels:</p>
-<ul>
+<p>For OpenCL kernels:</p><ul>
 <li>All the kernels are enqueued on the queue associated with <a class="el" href="classarm__compute_1_1_c_l_scheduler.xhtml" title="Provides global access to a CL context and command queue. ">CLScheduler</a>.</li>
 <li>The queue is then flushed.</li>
 </ul>
-<dl class="section note"><dt>Note</dt><dd>The function will not block until the kernels are executed. It is the user's responsibility to wait. </dd></dl>
+<dl class="section note"><dt>Note</dt><dd>The function will not block until the kernels are executed. It is the user's responsibility to wait. </dd>
+<dd>
+Will call <a class="el" href="classarm__compute_1_1_i_function.xhtml#a820f7291c24155a2980512fae45aac26" title="Prepare the function for executing. ">prepare()</a> on first run if hasn't been done </dd></dl>
 
 <p>Implements <a class="el" href="classarm__compute_1_1_i_function.xhtml#a18954417d3124a8095783ea13dc6d00b">IFunction</a>.</p>
 
 </div>
 </div>
+<a class="anchor" id="a398c86bd7d0096c55ae22bafb3cebf06"></a>
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+  <tr>
+  <td class="mlabels-left">
+      <table class="memname">
+        <tr>
+          <td class="memname">static <a class="el" href="classarm__compute_1_1_status.xhtml">Status</a> validate </td>
+          <td>(</td>
+          <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *&#160;</td>
+          <td class="paramname"><em>input</em>, </td>
+        </tr>
+        <tr>
+          <td class="paramkey"></td>
+          <td></td>
+          <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *&#160;</td>
+          <td class="paramname"><em>output</em>, </td>
+        </tr>
+        <tr>
+          <td class="paramkey"></td>
+          <td></td>
+          <td class="paramtype">unsigned int&#160;</td>
+          <td class="paramname"><em>axis</em>, </td>
+        </tr>
+        <tr>
+          <td class="paramkey"></td>
+          <td></td>
+          <td class="paramtype"><a class="el" href="namespacearm__compute.xhtml#a5827eb9cb394e74af87f74bd354fb45b">ReductionOperation</a>&#160;</td>
+          <td class="paramname"><em>op</em>&#160;</td>
+        </tr>
+        <tr>
+          <td></td>
+          <td>)</td>
+          <td></td><td></td>
+        </tr>
+      </table>
+  </td>
+  <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span>  </td>
+  </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Static function to check if given info will lead to a valid configuration of <a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml">NEReductionOperation</a>. </p>
+<dl class="params"><dt>Parameters</dt><dd>
+  <table class="params">
+    <tr><td class="paramdir">[in]</td><td class="paramname">input</td><td>Source tensor info. Data type supported: F32. Data layouts supported: NCHW. (Written to only for border_size != 0) </td></tr>
+    <tr><td class="paramdir">[in]</td><td class="paramname">output</td><td>Destination tensor info. Data types and data layouts supported: same as <code>input</code>. </td></tr>
+    <tr><td class="paramdir">[in]</td><td class="paramname">axis</td><td>Dimension along which to reduce. Supported reduction axis : 0 </td></tr>
+    <tr><td class="paramdir">[in]</td><td class="paramname">op</td><td>Reduction operation to perform.</td></tr>
+  </table>
+  </dd>
+</dl>
+<dl class="section return"><dt>Returns</dt><dd>a status </dd></dl>
+
+</div>
+</div>
 <hr/>The documentation for this class was generated from the following file:<ul>
 <li>arm_compute/runtime/NEON/functions/<a class="el" href="_n_e_reduction_operation_8h_source.xhtml">NEReductionOperation.h</a></li>
 </ul>
@@ -272,9 +342,9 @@ Public Member Functions</h2></td></tr>
 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
   <ul>
     <li class="navelem"><a class="el" href="namespacearm__compute.xhtml">arm_compute</a></li><li class="navelem"><a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml">NEReductionOperation</a></li>
-    <li class="footer">Generated on Thu Oct 12 2017 14:26:38 for Compute Library by
+    <li class="footer">Generated on Wed May 23 2018 11:36:42 for Compute Library by
     <a href="http://www.doxygen.org/index.html">
-    <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6 </li>
+    <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
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