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118 <div class="summary">
119 <a href="#pub-methods">Public Member Functions</a> |
120 <a href="#pub-static-methods">Static Public Member Functions</a> </div>
121 <div class="headertitle">
122 <div class="title">NEReductionOperation Class Reference</div> </div>
124 <div class="contents">
126 <p>Basic function to simulate a reduction operation.
127 <a href="classarm__compute_1_1_n_e_reduction_operation.xhtml#details">More...</a></p>
129 <p><code>#include <<a class="el" href="_n_e_reduction_operation_8h_source.xhtml">NEReductionOperation.h</a>></code></p>
130 <div class="dynheader">
131 Collaboration diagram for NEReductionOperation:</div>
132 <div class="dyncontent">
133 <div class="center"><iframe scrolling="no" frameborder="0" src="classarm__compute_1_1_n_e_reduction_operation__coll__graph.svg" width="176" height="112"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
135 <center><span class="legend">[<a target="top" href="graph_legend.xhtml">legend</a>]</span></center></div>
136 <table class="memberdecls">
137 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
138 Public Member Functions</h2></td></tr>
139 <tr class="memitem:a20574f46cffa32ed112fcffa4e3af223"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml#a20574f46cffa32ed112fcffa4e3af223">NEReductionOperation</a> ()</td></tr>
140 <tr class="memdesc:a20574f46cffa32ed112fcffa4e3af223"><td class="mdescLeft"> </td><td class="mdescRight">Default constructor. <a href="#a20574f46cffa32ed112fcffa4e3af223">More...</a><br /></td></tr>
141 <tr class="separator:a20574f46cffa32ed112fcffa4e3af223"><td class="memSeparator" colspan="2"> </td></tr>
142 <tr class="memitem:a5a8b455c425ea5b09a3ad7686c619434"><td class="memItemLeft" align="right" valign="top">void </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>
143 <tr class="memdesc:a5a8b455c425ea5b09a3ad7686c619434"><td class="mdescLeft"> </td><td class="mdescRight">Set the input and output tensors. <a href="#a5a8b455c425ea5b09a3ad7686c619434">More...</a><br /></td></tr>
144 <tr class="separator:a5a8b455c425ea5b09a3ad7686c619434"><td class="memSeparator" colspan="2"> </td></tr>
145 <tr class="memitem:ad1717410afd0be936c6213a63c8005fb"><td class="memItemLeft" align="right" valign="top">void </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>
146 <tr class="memdesc:ad1717410afd0be936c6213a63c8005fb"><td class="mdescLeft"> </td><td class="mdescRight">Run the kernels contained in the function. <a href="#ad1717410afd0be936c6213a63c8005fb">More...</a><br /></td></tr>
147 <tr class="separator:ad1717410afd0be936c6213a63c8005fb"><td class="memSeparator" colspan="2"> </td></tr>
148 <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="-"/> Public Member Functions inherited from <a class="el" href="classarm__compute_1_1_i_function.xhtml">IFunction</a></td></tr>
149 <tr class="memitem:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_function.xhtml#ab921ecc3f3f6ae2b4bd61f3e1998d8c4">~IFunction</a> ()=default</td></tr>
150 <tr class="memdesc:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <a href="#ab921ecc3f3f6ae2b4bd61f3e1998d8c4">More...</a><br /></td></tr>
151 <tr class="separator:ab921ecc3f3f6ae2b4bd61f3e1998d8c4 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memSeparator" colspan="2"> </td></tr>
152 <tr class="memitem:a820f7291c24155a2980512fae45aac26 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_function.xhtml#a820f7291c24155a2980512fae45aac26">prepare</a> ()</td></tr>
153 <tr class="memdesc:a820f7291c24155a2980512fae45aac26 inherit pub_methods_classarm__compute_1_1_i_function"><td class="mdescLeft"> </td><td class="mdescRight">Prepare the function for executing. <a href="#a820f7291c24155a2980512fae45aac26">More...</a><br /></td></tr>
154 <tr class="separator:a820f7291c24155a2980512fae45aac26 inherit pub_methods_classarm__compute_1_1_i_function"><td class="memSeparator" colspan="2"> </td></tr>
155 </table><table class="memberdecls">
156 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
157 Static Public Member Functions</h2></td></tr>
158 <tr class="memitem:a398c86bd7d0096c55ae22bafb3cebf06"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classarm__compute_1_1_status.xhtml">Status</a> </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>
159 <tr class="memdesc:a398c86bd7d0096c55ae22bafb3cebf06"><td class="mdescLeft"> </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>
160 <tr class="separator:a398c86bd7d0096c55ae22bafb3cebf06"><td class="memSeparator" colspan="2"> </td></tr>
162 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
163 <div class="textblock"><p>Basic function to simulate a reduction operation. </p>
164 <p>This function calls the following NEON kernels:</p>
166 <li><a class="el" href="classarm__compute_1_1_n_e_fill_border_kernel.xhtml">NEFillBorderKernel</a></li>
167 <li><a class="el" href="classarm__compute_1_1_n_e_reduction_operation_kernel.xhtml">NEReductionOperationKernel</a> </li>
170 <p>Definition at line <a class="el" href="_n_e_reduction_operation_8h_source.xhtml#l00043">43</a> of file <a class="el" href="_n_e_reduction_operation_8h_source.xhtml">NEReductionOperation.h</a>.</p>
171 </div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
172 <a class="anchor" id="a20574f46cffa32ed112fcffa4e3af223"></a>
173 <div class="memitem">
174 <div class="memproto">
175 <table class="memname">
177 <td class="memname"><a class="el" href="classarm__compute_1_1_n_e_reduction_operation.xhtml">NEReductionOperation</a> </td>
179 <td class="paramname"></td><td>)</td>
183 </div><div class="memdoc">
185 <p>Default constructor. </p>
189 <h2 class="groupheader">Member Function Documentation</h2>
190 <a class="anchor" id="a5a8b455c425ea5b09a3ad7686c619434"></a>
191 <div class="memitem">
192 <div class="memproto">
193 <table class="memname">
195 <td class="memname">void configure </td>
197 <td class="paramtype"><a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> * </td>
198 <td class="paramname"><em>input</em>, </td>
201 <td class="paramkey"></td>
203 <td class="paramtype"><a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> * </td>
204 <td class="paramname"><em>output</em>, </td>
207 <td class="paramkey"></td>
209 <td class="paramtype">unsigned int </td>
210 <td class="paramname"><em>axis</em>, </td>
213 <td class="paramkey"></td>
215 <td class="paramtype"><a class="el" href="namespacearm__compute.xhtml#a5827eb9cb394e74af87f74bd354fb45b">ReductionOperation</a> </td>
216 <td class="paramname"><em>op</em> </td>
224 </div><div class="memdoc">
226 <p>Set the input and output tensors. </p>
227 <dl class="params"><dt>Parameters</dt><dd>
228 <table class="params">
229 <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>
230 <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>
231 <tr><td class="paramdir">[in]</td><td class="paramname">axis</td><td>Dimension along which to reduce. Supported reduction axis : 0 </td></tr>
232 <tr><td class="paramdir">[in]</td><td class="paramname">op</td><td>Reduction operation to perform. </td></tr>
239 <a class="anchor" id="ad1717410afd0be936c6213a63c8005fb"></a>
240 <div class="memitem">
241 <div class="memproto">
242 <table class="mlabels">
244 <td class="mlabels-left">
245 <table class="memname">
247 <td class="memname">void run </td>
249 <td class="paramname"></td><td>)</td>
254 <td class="mlabels-right">
255 <span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
258 </div><div class="memdoc">
260 <p>Run the kernels contained in the function. </p>
261 <p>For NEON kernels:</p><ul>
262 <li>Multi-threading is used for the kernels which are parallelisable.</li>
263 <li>By default std::thread::hardware_concurrency() threads are used.</li>
265 <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>
266 <p>For OpenCL kernels:</p><ul>
267 <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>
268 <li>The queue is then flushed.</li>
270 <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>
272 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>
274 <p>Implements <a class="el" href="classarm__compute_1_1_i_function.xhtml#a18954417d3124a8095783ea13dc6d00b">IFunction</a>.</p>
278 <a class="anchor" id="a398c86bd7d0096c55ae22bafb3cebf06"></a>
279 <div class="memitem">
280 <div class="memproto">
281 <table class="mlabels">
283 <td class="mlabels-left">
284 <table class="memname">
286 <td class="memname">static <a class="el" href="classarm__compute_1_1_status.xhtml">Status</a> validate </td>
288 <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> * </td>
289 <td class="paramname"><em>input</em>, </td>
292 <td class="paramkey"></td>
294 <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> * </td>
295 <td class="paramname"><em>output</em>, </td>
298 <td class="paramkey"></td>
300 <td class="paramtype">unsigned int </td>
301 <td class="paramname"><em>axis</em>, </td>
304 <td class="paramkey"></td>
306 <td class="paramtype"><a class="el" href="namespacearm__compute.xhtml#a5827eb9cb394e74af87f74bd354fb45b">ReductionOperation</a> </td>
307 <td class="paramname"><em>op</em> </td>
316 <td class="mlabels-right">
317 <span class="mlabels"><span class="mlabel">static</span></span> </td>
320 </div><div class="memdoc">
322 <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>
323 <dl class="params"><dt>Parameters</dt><dd>
324 <table class="params">
325 <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>
326 <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>
327 <tr><td class="paramdir">[in]</td><td class="paramname">axis</td><td>Dimension along which to reduce. Supported reduction axis : 0 </td></tr>
328 <tr><td class="paramdir">[in]</td><td class="paramname">op</td><td>Reduction operation to perform.</td></tr>
332 <dl class="section return"><dt>Returns</dt><dd>a status </dd></dl>
336 <hr/>The documentation for this class was generated from the following file:<ul>
337 <li>arm_compute/runtime/NEON/functions/<a class="el" href="_n_e_reduction_operation_8h_source.xhtml">NEReductionOperation.h</a></li>
339 </div><!-- contents -->
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344 <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>
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