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 120 <a href="_n_e_im2_col_kernel_8h.xhtml">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Copyright (c) 2017-2018 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * of this software and associated documentation files (the &quot;Software&quot;), to</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * deal in the Software without restriction, including without limitation the</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#ifndef __ARM_COMPUTE_NEIM2COLKERNEL_H__</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#define __ARM_COMPUTE_NEIM2COLKERNEL_H__</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_i_n_e_kernel_8h.xhtml">arm_compute/core/NEON/INEKernel.h</a>&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;{</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="keyword">class </span>ITensor;</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="keyword">class </span>Size2D;</div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">   57</a></span>&#160;<span class="keyword">class </span><a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">NEIm2ColKernel</a> : <span class="keyword">public</span> <a class="code" href="classarm__compute_1_1_i_c_p_p_kernel.xhtml">INEKernel</a></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;{</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#ab5656bb5b6334bdbe6e606c715872828">   60</a></span>&#160;    <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#ab5656bb5b6334bdbe6e606c715872828">name</a>()<span class="keyword"> const override</span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="keyword">    </span>{</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        <span class="keywordflow">return</span> <span class="stringliteral">&quot;NEIm2ColKernel&quot;</span>;</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    }</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#aec5fb874227c941e8ac14de3d29e543b">NEIm2ColKernel</a>();</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#aec5fb874227c941e8ac14de3d29e543b">NEIm2ColKernel</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">NEIm2ColKernel</a> &amp;) = <span class="keyword">delete</span>;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">NEIm2ColKernel</a> &amp;<a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#a8f6d6c13a896535a381329b6145aeae8">operator=</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">NEIm2ColKernel</a> &amp;) = <span class="keyword">delete</span>;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#aec5fb874227c941e8ac14de3d29e543b">NEIm2ColKernel</a>(<a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">NEIm2ColKernel</a> &amp;&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">NEIm2ColKernel</a> &amp;<a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#a8f6d6c13a896535a381329b6145aeae8">operator=</a>(<a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">NEIm2ColKernel</a> &amp;&amp;) = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#acaa705664e19820e28eb86f7737a98ba">~NEIm2ColKernel</a>() = <span class="keywordflow">default</span>;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#afbd609f662a014d7f00717828465494a">configure</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *input, <a class="code" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *output, <span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_size2_d.xhtml">Size2D</a> &amp;kernel_dims, <span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_pad_stride_info.xhtml">PadStrideInfo</a> &amp;<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#acbf8f8a6dd185de04c1981c57a8963cf">conv_info</a>,</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;                   <span class="keywordtype">bool</span> has_bias, <span class="keywordtype">bool</span> is_fully_connected = <span class="keyword">false</span>, <span class="keywordtype">bool</span> is_flatten = <span class="keyword">false</span>, <span class="keyword">const</span> <a class="code" href="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compute_1_1_i_tensor.xhtml">ITensor</a>          *_output;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    std::pair&lt;unsigned int, unsigned int&gt; _convolved_dims;</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;    <a class="code" href="classarm__compute_1_1_pad_stride_info.xhtml">PadStrideInfo</a> _conv_info;</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>  _kernel_width;</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>  _kernel_height;</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;    <span class="keywordtype">bool</span>          _has_bias;</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;    <a class="code" href="classarm__compute_1_1_size2_d.xhtml">Size2D</a>        _dilation;</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;};</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;} <span class="comment">// namespace arm_compute</span></div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/*__ARM_COMPUTE_NEIM2COLKERNEL_H__ */</span><span class="preprocessor"></span></div><div class="ttc" id="classarm__compute_1_1_n_e_im2_col_kernel_xhtml_ace19fb90f6d725d8f1f32bc7249a77b0"><div class="ttname"><a href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#ace19fb90f6d725d8f1f32bc7249a77b0">arm_compute::NEIm2ColKernel::validate</a></div><div class="ttdeci">static Status validate(const ITensorInfo *input, const ITensorInfo *output, const Size2D &amp;kernel_dims, const PadStrideInfo &amp;conv_info, bool has_bias, bool is_fully_connected, bool is_flatten=false, const Size2D &amp;dilation=Size2D(1U, 1U))</div><div class="ttdoc">Static function to check if given info will lead to a valid configuration of NEIm2ColKernel. </div></div>
 121 <div class="ttc" id="classarm__compute_1_1_n_e_im2_col_kernel_xhtml_ab5656bb5b6334bdbe6e606c715872828"><div class="ttname"><a href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#ab5656bb5b6334bdbe6e606c715872828">arm_compute::NEIm2ColKernel::name</a></div><div class="ttdeci">const char * name() const override</div><div class="ttdoc">Name of the kernel. </div><div class="ttdef"><b>Definition:</b> <a href="_n_e_im2_col_kernel_8h_source.xhtml#l00060">NEIm2ColKernel.h:60</a></div></div>
 122 <div class="ttc" id="classarm__compute_1_1_i_c_p_p_kernel_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_c_p_p_kernel.xhtml">arm_compute::ICPPKernel</a></div><div class="ttdoc">Common interface for all kernels implemented in C++. </div><div class="ttdef"><b>Definition:</b> <a href="_i_c_p_p_kernel_8h_source.xhtml#l00035">ICPPKernel.h:35</a></div></div>
 123 <div class="ttc" id="classarm__compute_1_1_n_e_im2_col_kernel_xhtml"><div class="ttname"><a href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml">arm_compute::NEIm2ColKernel</a></div><div class="ttdoc">Interface for the im2col reshape kernel. </div><div class="ttdef"><b>Definition:</b> <a href="_n_e_im2_col_kernel_8h_source.xhtml#l00057">NEIm2ColKernel.h:57</a></div></div>
 124 <div class="ttc" id="classarm__compute_1_1_i_tensor_info_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_tensor_info.xhtml">arm_compute::ITensorInfo</a></div><div class="ttdoc">Store the tensor&amp;#39;s metadata. </div><div class="ttdef"><b>Definition:</b> <a href="_i_tensor_info_8h_source.xhtml#l00040">ITensorInfo.h:40</a></div></div>
 125 <div class="ttc" id="classarm__compute_1_1_n_e_im2_col_kernel_xhtml_a8f6d6c13a896535a381329b6145aeae8"><div class="ttname"><a href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#a8f6d6c13a896535a381329b6145aeae8">arm_compute::NEIm2ColKernel::operator=</a></div><div class="ttdeci">NEIm2ColKernel &amp; operator=(const NEIm2ColKernel &amp;)=delete</div><div class="ttdoc">Prevent instances of this class from being copied (As this class contains pointers) ...</div></div>
 126 <div class="ttc" id="classarm__compute_1_1_status_xhtml"><div class="ttname"><a href="classarm__compute_1_1_status.xhtml">arm_compute::Status</a></div><div class="ttdoc">Status class. </div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00051">Error.h:51</a></div></div>
 127 <div class="ttc" id="classarm__compute_1_1_i_tensor_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_tensor.xhtml">arm_compute::ITensor</a></div><div class="ttdoc">Interface for NEON tensor. </div><div class="ttdef"><b>Definition:</b> <a href="_i_tensor_8h_source.xhtml#l00036">ITensor.h:36</a></div></div>
 128 <div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_a096668313a9a819d54a2e65ec21ff0cc"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#a096668313a9a819d54a2e65ec21ff0cc">arm_compute::test::validation::info</a></div><div class="ttdeci">src info() -&gt; set_format(Format::S16)</div></div>
 129 <div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdoc">This file contains all available output stages for GEMMLowp on OpenCL. </div><div class="ttdef"><b>Definition:</b> <a href="00__introduction_8dox_source.xhtml#l00001">00_introduction.dox:1</a></div></div>
 130 <div class="ttc" id="namespacearm__compute_xhtml_a1ce9b523fd4f3b5bbcadcd796183455aa4c614360da93c0a041b22e537de151eb"><div class="ttname"><a href="namespacearm__compute.xhtml#a1ce9b523fd4f3b5bbcadcd796183455aa4c614360da93c0a041b22e537de151eb">arm_compute::Channel::U</a></div><div class="ttdoc">Cb/U channel. </div></div>
 131 <div class="ttc" id="classarm__compute_1_1_n_e_im2_col_kernel_xhtml_aec5fb874227c941e8ac14de3d29e543b"><div class="ttname"><a href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#aec5fb874227c941e8ac14de3d29e543b">arm_compute::NEIm2ColKernel::NEIm2ColKernel</a></div><div class="ttdeci">NEIm2ColKernel()</div><div class="ttdoc">Default constructor. </div></div>
 132 <div class="ttc" id="classarm__compute_1_1_pad_stride_info_xhtml"><div class="ttname"><a href="classarm__compute_1_1_pad_stride_info.xhtml">arm_compute::PadStrideInfo</a></div><div class="ttdoc">Padding and stride information class. </div><div class="ttdef"><b>Definition:</b> <a href="arm__compute_2core_2_types_8h_source.xhtml#l00571">Types.h:571</a></div></div>
 133 <div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_acbf8f8a6dd185de04c1981c57a8963cf"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#acbf8f8a6dd185de04c1981c57a8963cf">arm_compute::test::validation::conv_info</a></div><div class="ttdeci">conv_info</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_winograd_8cpp_source.xhtml#l00360">Winograd.cpp:360</a></div></div>
 134 <div class="ttc" id="classarm__compute_1_1_n_e_im2_col_kernel_xhtml_a112b35dd205c62ea6ed1447ef226da82"><div class="ttname"><a href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#a112b35dd205c62ea6ed1447ef226da82">arm_compute::NEIm2ColKernel::run</a></div><div class="ttdeci">void run(const Window &amp;window, const ThreadInfo &amp;info) override</div><div class="ttdoc">Execute the kernel on the passed window. </div></div>
 135 <div class="ttc" id="structarm__compute_1_1_thread_info_xhtml"><div class="ttname"><a href="structarm__compute_1_1_thread_info.xhtml">arm_compute::ThreadInfo</a></div><div class="ttdoc">Information about executing thread and CPU. </div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_types_8h_source.xhtml#l00131">CPPTypes.h:131</a></div></div>
 136 <div class="ttc" id="classarm__compute_1_1_n_e_im2_col_kernel_xhtml_acaa705664e19820e28eb86f7737a98ba"><div class="ttname"><a href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#acaa705664e19820e28eb86f7737a98ba">arm_compute::NEIm2ColKernel::~NEIm2ColKernel</a></div><div class="ttdeci">~NEIm2ColKernel()=default</div><div class="ttdoc">Default destructor. </div></div>
 137 <div class="ttc" id="classarm__compute_1_1_size2_d_xhtml"><div class="ttname"><a href="classarm__compute_1_1_size2_d.xhtml">arm_compute::Size2D</a></div><div class="ttdoc">Class for specifying the size of an image or rectangle. </div><div class="ttdef"><b>Definition:</b> <a href="_size2_d_8h_source.xhtml#l00034">Size2D.h:34</a></div></div>
 138 <div class="ttc" id="classarm__compute_1_1_n_e_im2_col_kernel_xhtml_afbd609f662a014d7f00717828465494a"><div class="ttname"><a href="classarm__compute_1_1_n_e_im2_col_kernel.xhtml#afbd609f662a014d7f00717828465494a">arm_compute::NEIm2ColKernel::configure</a></div><div class="ttdeci">void configure(const ITensor *input, ITensor *output, const Size2D &amp;kernel_dims, const PadStrideInfo &amp;conv_info, bool has_bias, bool is_fully_connected=false, bool is_flatten=false, const Size2D &amp;dilation=Size2D(1U, 1U))</div><div class="ttdoc">Set the input and output of the kernel. </div></div>
 139 <div class="ttc" id="_i_n_e_kernel_8h_xhtml"><div class="ttname"><a href="_i_n_e_kernel_8h.xhtml">INEKernel.h</a></div></div>
 140 <div class="ttc" id="classarm__compute_1_1_i_kernel_xhtml_a3f5646133956f06348b310ccc3d36353"><div class="ttname"><a href="classarm__compute_1_1_i_kernel.xhtml#a3f5646133956f06348b310ccc3d36353">arm_compute::IKernel::window</a></div><div class="ttdeci">const Window &amp; window() const </div><div class="ttdoc">The maximum window the kernel can be executed on. </div></div>
 141 <div class="ttc" id="classarm__compute_1_1_window_xhtml"><div class="ttname"><a href="classarm__compute_1_1_window.xhtml">arm_compute::Window</a></div><div class="ttdoc">Describe a multidimensional execution window. </div><div class="ttdef"><b>Definition:</b> <a href="_window_8h_source.xhtml#l00039">Window.h:39</a></div></div>
 142 </div><!-- fragment --></div><!-- contents -->
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 146   <ul>
 147     <li class="navelem"><a class="el" href="dir_214608ef36d61442cb2b0c1c4e9a7def.xhtml">arm_compute</a></li><li class="navelem"><a class="el" href="dir_1fb090f0c6070330bfaccc4236d3ca0d.xhtml">core</a></li><li class="navelem"><a class="el" href="dir_315f6cf1ec0b2df3ae747ff8286a19f5.xhtml">NEON</a></li><li class="navelem"><a class="el" href="dir_2c3c4cb85e732569e2614ad40a451d53.xhtml">kernels</a></li><li class="navelem"><a class="el" href="_n_e_im2_col_kernel_8h.xhtml">NEIm2ColKernel.h</a></li>
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 150     <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
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