documentation/classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml

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 117 <div class="header">
 118   <div class="summary">
 119 <a href="#pub-methods">Public Member Functions</a> &#124;
 120 <a href="#pub-static-methods">Static Public Member Functions</a>  </div>
 121   <div class="headertitle">
 122 <div class="title">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel Class Reference</div>  </div>
 123 </div><!--header-->
 124 <div class="contents">
 125
 126 <p>NEON kernel used to quantize down the int32 accumulator values of GEMMLowp to QASYMM8.
 127  <a href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#details">More...</a></p>
 128
 129 <p><code>#include &lt;<a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel.h</a>&gt;</code></p>
 130 <div class="dynheader">
 131 Collaboration diagram for NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel:</div>
 132 <div class="dyncontent">
 133 <div class="center"><iframe scrolling="no" frameborder="0" src="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel__coll__graph.svg" width="247" height="202"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
 134 </div>
 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:ab5656bb5b6334bdbe6e606c715872828"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#ab5656bb5b6334bdbe6e606c715872828">name</a> () const override</td></tr>
 140 <tr class="memdesc:ab5656bb5b6334bdbe6e606c715872828"><td class="mdescLeft">&#160;</td><td class="mdescRight">Name of the kernel.  <a href="#ab5656bb5b6334bdbe6e606c715872828">More...</a><br /></td></tr>
 141 <tr class="separator:ab5656bb5b6334bdbe6e606c715872828"><td class="memSeparator" colspan="2">&#160;</td></tr>
 142 <tr class="memitem:a3d0b72df579c39f4559d541ffce740bd"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a3d0b72df579c39f4559d541ffce740bd">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> ()</td></tr>
 143 <tr class="memdesc:a3d0b72df579c39f4559d541ffce740bd"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor.  <a href="#a3d0b72df579c39f4559d541ffce740bd">More...</a><br /></td></tr>
 144 <tr class="separator:a3d0b72df579c39f4559d541ffce740bd"><td class="memSeparator" colspan="2">&#160;</td></tr>
 145 <tr class="memitem:a300f166c0a6aa15706272cc4464257f2"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a300f166c0a6aa15706272cc4464257f2">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> (const <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;)=delete</td></tr>
 146 <tr class="memdesc:a300f166c0a6aa15706272cc4464257f2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Prevent instances of this class from being copied (As this class contains pointers)  <a href="#a300f166c0a6aa15706272cc4464257f2">More...</a><br /></td></tr>
 147 <tr class="separator:a300f166c0a6aa15706272cc4464257f2"><td class="memSeparator" colspan="2">&#160;</td></tr>
 148 <tr class="memitem:afd56f1f0c54f327fcfb4ca91d7d91566"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#afd56f1f0c54f327fcfb4ca91d7d91566">operator=</a> (const <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;)=delete</td></tr>
 149 <tr class="memdesc:afd56f1f0c54f327fcfb4ca91d7d91566"><td class="mdescLeft">&#160;</td><td class="mdescRight">Prevent instances of this class from being copied (As this class contains pointers)  <a href="#afd56f1f0c54f327fcfb4ca91d7d91566">More...</a><br /></td></tr>
 150 <tr class="separator:afd56f1f0c54f327fcfb4ca91d7d91566"><td class="memSeparator" colspan="2">&#160;</td></tr>
 151 <tr class="memitem:a4bdd39adeb3e5633b9f6a75ede152dfe"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a4bdd39adeb3e5633b9f6a75ede152dfe">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> (<a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;&amp;)=default</td></tr>
 152 <tr class="memdesc:a4bdd39adeb3e5633b9f6a75ede152dfe"><td class="mdescLeft">&#160;</td><td class="mdescRight">Allow instances of this class to be moved.  <a href="#a4bdd39adeb3e5633b9f6a75ede152dfe">More...</a><br /></td></tr>
 153 <tr class="separator:a4bdd39adeb3e5633b9f6a75ede152dfe"><td class="memSeparator" colspan="2">&#160;</td></tr>
 154 <tr class="memitem:a2709f3f3c7480d4f0e5fb8de1dc4544b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a2709f3f3c7480d4f0e5fb8de1dc4544b">operator=</a> (<a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;&amp;)=default</td></tr>
 155 <tr class="memdesc:a2709f3f3c7480d4f0e5fb8de1dc4544b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Allow instances of this class to be moved.  <a href="#a2709f3f3c7480d4f0e5fb8de1dc4544b">More...</a><br /></td></tr>
 156 <tr class="separator:a2709f3f3c7480d4f0e5fb8de1dc4544b"><td class="memSeparator" colspan="2">&#160;</td></tr>
 157 <tr class="memitem:a888c69fe3d880ac8001eb92ab74cffb7"><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_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a888c69fe3d880ac8001eb92ab74cffb7">configure</a> (const <a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *input, const <a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *bias, <a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *output, int result_fixedpoint_multiplier, int result_shift, int result_offset_after_shift, int min=0, int max=0)</td></tr>
 158 <tr class="memdesc:a888c69fe3d880ac8001eb92ab74cffb7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialise the kernel's input and output.  <a href="#a888c69fe3d880ac8001eb92ab74cffb7">More...</a><br /></td></tr>
 159 <tr class="separator:a888c69fe3d880ac8001eb92ab74cffb7"><td class="memSeparator" colspan="2">&#160;</td></tr>
 160 <tr class="memitem:a112b35dd205c62ea6ed1447ef226da82"><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_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a112b35dd205c62ea6ed1447ef226da82">run</a> (const <a class="el" href="classarm__compute_1_1_window.xhtml">Window</a> &amp;<a class="el" href="classarm__compute_1_1_i_kernel.xhtml#a3f5646133956f06348b310ccc3d36353">window</a>, const <a class="el" href="structarm__compute_1_1_thread_info.xhtml">ThreadInfo</a> &amp;info) override</td></tr>
 161 <tr class="memdesc:a112b35dd205c62ea6ed1447ef226da82"><td class="mdescLeft">&#160;</td><td class="mdescRight">Execute the kernel on the passed window.  <a href="#a112b35dd205c62ea6ed1447ef226da82">More...</a><br /></td></tr>
 162 <tr class="separator:a112b35dd205c62ea6ed1447ef226da82"><td class="memSeparator" colspan="2">&#160;</td></tr>
 163 <tr class="inherit_header pub_methods_classarm__compute_1_1_i_c_p_p_kernel"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classarm__compute_1_1_i_c_p_p_kernel')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classarm__compute_1_1_i_c_p_p_kernel.xhtml">ICPPKernel</a></td></tr>
 164 <tr class="memitem:a033d17a97e07cea7fe83eefcf23540f6 inherit pub_methods_classarm__compute_1_1_i_c_p_p_kernel"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_c_p_p_kernel.xhtml#a033d17a97e07cea7fe83eefcf23540f6">~ICPPKernel</a> ()=default</td></tr>
 165 <tr class="memdesc:a033d17a97e07cea7fe83eefcf23540f6 inherit pub_methods_classarm__compute_1_1_i_c_p_p_kernel"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default destructor.  <a href="#a033d17a97e07cea7fe83eefcf23540f6">More...</a><br /></td></tr>
 166 <tr class="separator:a033d17a97e07cea7fe83eefcf23540f6 inherit pub_methods_classarm__compute_1_1_i_c_p_p_kernel"><td class="memSeparator" colspan="2">&#160;</td></tr>
 167 <tr class="inherit_header pub_methods_classarm__compute_1_1_i_kernel"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classarm__compute_1_1_i_kernel')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classarm__compute_1_1_i_kernel.xhtml">IKernel</a></td></tr>
 168 <tr class="memitem:a7250cb8cbaa4104a93a2d77155085507 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_kernel.xhtml#a7250cb8cbaa4104a93a2d77155085507">IKernel</a> ()</td></tr>
 169 <tr class="memdesc:a7250cb8cbaa4104a93a2d77155085507 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor.  <a href="#a7250cb8cbaa4104a93a2d77155085507">More...</a><br /></td></tr>
 170 <tr class="separator:a7250cb8cbaa4104a93a2d77155085507 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memSeparator" colspan="2">&#160;</td></tr>
 171 <tr class="memitem:a341b60d15a5e12a5b8f3825194dd3b12 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_kernel.xhtml#a341b60d15a5e12a5b8f3825194dd3b12">~IKernel</a> ()=default</td></tr>
 172 <tr class="memdesc:a341b60d15a5e12a5b8f3825194dd3b12 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor.  <a href="#a341b60d15a5e12a5b8f3825194dd3b12">More...</a><br /></td></tr>
 173 <tr class="separator:a341b60d15a5e12a5b8f3825194dd3b12 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memSeparator" colspan="2">&#160;</td></tr>
 174 <tr class="memitem:abfab8f0d4928e1081d9f65b77933e24a inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_kernel.xhtml#abfab8f0d4928e1081d9f65b77933e24a">is_parallelisable</a> () const </td></tr>
 175 <tr class="memdesc:abfab8f0d4928e1081d9f65b77933e24a inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="mdescLeft">&#160;</td><td class="mdescRight">Indicates whether or not the kernel is parallelisable.  <a href="#abfab8f0d4928e1081d9f65b77933e24a">More...</a><br /></td></tr>
 176 <tr class="separator:abfab8f0d4928e1081d9f65b77933e24a inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memSeparator" colspan="2">&#160;</td></tr>
 177 <tr class="memitem:aa6daa9b04e2035bf007e5e5c3c4396a8 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="structarm__compute_1_1_border_size.xhtml">BorderSize</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_kernel.xhtml#aa6daa9b04e2035bf007e5e5c3c4396a8">border_size</a> () const </td></tr>
 178 <tr class="memdesc:aa6daa9b04e2035bf007e5e5c3c4396a8 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="mdescLeft">&#160;</td><td class="mdescRight">The size of the border for that kernel.  <a href="#aa6daa9b04e2035bf007e5e5c3c4396a8">More...</a><br /></td></tr>
 179 <tr class="separator:aa6daa9b04e2035bf007e5e5c3c4396a8 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memSeparator" colspan="2">&#160;</td></tr>
 180 <tr class="memitem:a3f5646133956f06348b310ccc3d36353 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classarm__compute_1_1_window.xhtml">Window</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_i_kernel.xhtml#a3f5646133956f06348b310ccc3d36353">window</a> () const </td></tr>
 181 <tr class="memdesc:a3f5646133956f06348b310ccc3d36353 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="mdescLeft">&#160;</td><td class="mdescRight">The maximum window the kernel can be executed on.  <a href="#a3f5646133956f06348b310ccc3d36353">More...</a><br /></td></tr>
 182 <tr class="separator:a3f5646133956f06348b310ccc3d36353 inherit pub_methods_classarm__compute_1_1_i_kernel"><td class="memSeparator" colspan="2">&#160;</td></tr>
 183 </table><table class="memberdecls">
 184 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
 185 Static Public Member Functions</h2></td></tr>
 186 <tr class="memitem:ae91454a1d9774df968cdd3694b366ddf"><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_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#ae91454a1d9774df968cdd3694b366ddf">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> *bias, const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *output, int min=0, int max=0)</td></tr>
 187 <tr class="memdesc:ae91454a1d9774df968cdd3694b366ddf"><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_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a>.  <a href="#ae91454a1d9774df968cdd3694b366ddf">More...</a><br /></td></tr>
 188 <tr class="separator:ae91454a1d9774df968cdd3694b366ddf"><td class="memSeparator" colspan="2">&#160;</td></tr>
 189 </table>
 190 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
 191 <div class="textblock"><p>NEON kernel used to quantize down the int32 accumulator values of GEMMLowp to QASYMM8. </p>
 192 <p>This kernel takes a final int32 accumulator value (the output of <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_matrix_multiply_kernel.xhtml">NEGEMMLowpMatrixMultiplyKernel</a>), and processes it to obtain the final QASYMM8 value. The following computations will be performed by the kernel:</p>
 193 <ol type="1">
 194 <li>Compute fixed point multiplication between each entry of input by result_fixedpoint_multiplier</li>
 195 <li>Add bias to final result if bias tensor is not a nullptr</li>
 196 <li>Round to nearest division by a power-of-two using result_shift</li>
 197 <li>Add offset to each result</li>
 198 <li>Clamp the value between the specified min and max bounds</li>
 199 <li>Clamp the resulting int32 values to the [0..255] range and cast to QASYMM8. </li>
 200 </ol>
 201
 202 <p>Definition at line <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml#l00046">46</a> of file <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel.h</a>.</p>
 203 </div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
 204 <a class="anchor" id="a3d0b72df579c39f4559d541ffce740bd"></a>
 205 <div class="memitem">
 206 <div class="memproto">
 207       <table class="memname">
 208         <tr>
 209           <td class="memname"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> </td>
 210           <td>(</td>
 211           <td class="paramname"></td><td>)</td>
 212           <td></td>
 213         </tr>
 214       </table>
 215 </div><div class="memdoc">
 216
 217 <p>Constructor. </p>
 218
 219 <p>Referenced by <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml#l00049">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::name()</a>.</p>
 220
 221 </div>
 222 </div>
 223 <a class="anchor" id="a300f166c0a6aa15706272cc4464257f2"></a>
 224 <div class="memitem">
 225 <div class="memproto">
 226 <table class="mlabels">
 227   <tr>
 228   <td class="mlabels-left">
 229       <table class="memname">
 230         <tr>
 231           <td class="memname"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> </td>
 232           <td>(</td>
 233           <td class="paramtype">const <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;&#160;</td>
 234           <td class="paramname"></td><td>)</td>
 235           <td></td>
 236         </tr>
 237       </table>
 238   </td>
 239   <td class="mlabels-right">
 240 <span class="mlabels"><span class="mlabel">delete</span></span>  </td>
 241   </tr>
 242 </table>
 243 </div><div class="memdoc">
 244
 245 <p>Prevent instances of this class from being copied (As this class contains pointers) </p>
 246
 247 </div>
 248 </div>
 249 <a class="anchor" id="a4bdd39adeb3e5633b9f6a75ede152dfe"></a>
 250 <div class="memitem">
 251 <div class="memproto">
 252 <table class="mlabels">
 253   <tr>
 254   <td class="mlabels-left">
 255       <table class="memname">
 256         <tr>
 257           <td class="memname"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> </td>
 258           <td>(</td>
 259           <td class="paramtype"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;&amp;&#160;</td>
 260           <td class="paramname"></td><td>)</td>
 261           <td></td>
 262         </tr>
 263       </table>
 264   </td>
 265   <td class="mlabels-right">
 266 <span class="mlabels"><span class="mlabel">default</span></span>  </td>
 267   </tr>
 268 </table>
 269 </div><div class="memdoc">
 270
 271 <p>Allow instances of this class to be moved. </p>
 272
 273 </div>
 274 </div>
 275 <h2 class="groupheader">Member Function Documentation</h2>
 276 <a class="anchor" id="a888c69fe3d880ac8001eb92ab74cffb7"></a>
 277 <div class="memitem">
 278 <div class="memproto">
 279       <table class="memname">
 280         <tr>
 281           <td class="memname">void configure </td>
 282           <td>(</td>
 283           <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *&#160;</td>
 284           <td class="paramname"><em>input</em>, </td>
 285         </tr>
 286         <tr>
 287           <td class="paramkey"></td>
 288           <td></td>
 289           <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *&#160;</td>
 290           <td class="paramname"><em>bias</em>, </td>
 291         </tr>
 292         <tr>
 293           <td class="paramkey"></td>
 294           <td></td>
 295           <td class="paramtype"><a class="el" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *&#160;</td>
 296           <td class="paramname"><em>output</em>, </td>
 297         </tr>
 298         <tr>
 299           <td class="paramkey"></td>
 300           <td></td>
 301           <td class="paramtype">int&#160;</td>
 302           <td class="paramname"><em>result_fixedpoint_multiplier</em>, </td>
 303         </tr>
 304         <tr>
 305           <td class="paramkey"></td>
 306           <td></td>
 307           <td class="paramtype">int&#160;</td>
 308           <td class="paramname"><em>result_shift</em>, </td>
 309         </tr>
 310         <tr>
 311           <td class="paramkey"></td>
 312           <td></td>
 313           <td class="paramtype">int&#160;</td>
 314           <td class="paramname"><em>result_offset_after_shift</em>, </td>
 315         </tr>
 316         <tr>
 317           <td class="paramkey"></td>
 318           <td></td>
 319           <td class="paramtype">int&#160;</td>
 320           <td class="paramname"><em>min</em> = <code>0</code>, </td>
 321         </tr>
 322         <tr>
 323           <td class="paramkey"></td>
 324           <td></td>
 325           <td class="paramtype">int&#160;</td>
 326           <td class="paramname"><em>max</em> = <code>0</code>&#160;</td>
 327         </tr>
 328         <tr>
 329           <td></td>
 330           <td>)</td>
 331           <td></td><td></td>
 332         </tr>
 333       </table>
 334 </div><div class="memdoc">
 335
 336 <p>Initialise the kernel's input and output. </p>
 337 <dl class="params"><dt>Parameters</dt><dd>
 338   <table class="params">
 339     <tr><td class="paramdir">[in]</td><td class="paramname">input</td><td>Input tensor. Data type supported: S32 </td></tr>
 340     <tr><td class="paramdir">[in]</td><td class="paramname">bias</td><td>Biases tensor. Only shared biases supported and it can be a nullptr if the biases addition is not required. Biases are 1D tensor with dimensions [OFM]. Data type supported: Same as <code>input</code>. </td></tr>
 341     <tr><td class="paramdir">[out]</td><td class="paramname">output</td><td>Output tensor. Data type supported: Data type supported: QASYMM8 </td></tr>
 342     <tr><td class="paramdir">[in]</td><td class="paramname">result_fixedpoint_multiplier</td><td>Fixed point value to be multiplied to each element of the input matrix when once the result_offset has been add </td></tr>
 343     <tr><td class="paramdir">[in]</td><td class="paramname">result_shift</td><td>Integer value used to round to nearest division by a power-of-two the result after the fixed point multiplication </td></tr>
 344     <tr><td class="paramdir">[in]</td><td class="paramname">result_offset_after_shift</td><td>Offset to be applied to result before converting it back to QASYMM8 </td></tr>
 345     <tr><td class="paramdir">[in]</td><td class="paramname">min</td><td>(Optional) Min value used to saturate down the output result before converting back to QASYMM8 </td></tr>
 346     <tr><td class="paramdir">[in]</td><td class="paramname">max</td><td>(Optional) Max value used to saturate up the output result before converting back to QASYMM8, Along with <code>min</code>, this value can be used to implement "rectified linear unit" activation functions </td></tr>
 347   </table>
 348   </dd>
 349 </dl>
 350
 351 <p>Referenced by <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml#l00049">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::name()</a>.</p>
 352
 353 </div>
 354 </div>
 355 <a class="anchor" id="ab5656bb5b6334bdbe6e606c715872828"></a>
 356 <div class="memitem">
 357 <div class="memproto">
 358 <table class="mlabels">
 359   <tr>
 360   <td class="mlabels-left">
 361       <table class="memname">
 362         <tr>
 363           <td class="memname">const char* name </td>
 364           <td>(</td>
 365           <td class="paramname"></td><td>)</td>
 366           <td> const</td>
 367         </tr>
 368       </table>
 369   </td>
 370   <td class="mlabels-right">
 371 <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span>  </td>
 372   </tr>
 373 </table>
 374 </div><div class="memdoc">
 375
 376 <p>Name of the kernel. </p>
 377 <dl class="section return"><dt>Returns</dt><dd><a class="el" href="classarm__compute_1_1_kernel.xhtml" title="Kernel class. ">Kernel</a> name </dd></dl>
 378
 379 <p>Implements <a class="el" href="classarm__compute_1_1_i_c_p_p_kernel.xhtml#a1a30ad8f276a2310571c36239554831a">ICPPKernel</a>.</p>
 380
 381 <p>Definition at line <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml#l00049">49</a> of file <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel.h</a>.</p>
 382
 383 <p>References <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a888c69fe3d880ac8001eb92ab74cffb7">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::configure()</a>, <a class="el" href="namespacearm__compute_1_1test_1_1validation.xhtml#a096668313a9a819d54a2e65ec21ff0cc">arm_compute::test::validation::info()</a>, <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00889">arm_compute::test::fixed_point_arithmetic::detail::max()</a>, <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00884">arm_compute::test::fixed_point_arithmetic::detail::min()</a>, <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a3d0b72df579c39f4559d541ffce740bd">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel()</a>, <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#afd56f1f0c54f327fcfb4ca91d7d91566">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::operator=()</a>, <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#a112b35dd205c62ea6ed1447ef226da82">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::run()</a>, <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml#ae91454a1d9774df968cdd3694b366ddf">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::validate()</a>, and <a class="el" href="classarm__compute_1_1_i_kernel.xhtml#a3f5646133956f06348b310ccc3d36353">IKernel::window()</a>.</p>
 384 <div class="fragment"><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;    {</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        <span class="keywordflow">return</span> <span class="stringliteral">&quot;NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel&quot;</span>;</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;    }</div></div><!-- fragment -->
 385 </div>
 386 </div>
 387 <a class="anchor" id="afd56f1f0c54f327fcfb4ca91d7d91566"></a>
 388 <div class="memitem">
 389 <div class="memproto">
 390 <table class="mlabels">
 391   <tr>
 392   <td class="mlabels-left">
 393       <table class="memname">
 394         <tr>
 395           <td class="memname"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a>&amp; operator= </td>
 396           <td>(</td>
 397           <td class="paramtype">const <a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;&#160;</td>
 398           <td class="paramname"></td><td>)</td>
 399           <td></td>
 400         </tr>
 401       </table>
 402   </td>
 403   <td class="mlabels-right">
 404 <span class="mlabels"><span class="mlabel">delete</span></span>  </td>
 405   </tr>
 406 </table>
 407 </div><div class="memdoc">
 408
 409 <p>Prevent instances of this class from being copied (As this class contains pointers) </p>
 410
 411 <p>Referenced by <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml#l00049">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::name()</a>.</p>
 412
 413 </div>
 414 </div>
 415 <a class="anchor" id="a2709f3f3c7480d4f0e5fb8de1dc4544b"></a>
 416 <div class="memitem">
 417 <div class="memproto">
 418 <table class="mlabels">
 419   <tr>
 420   <td class="mlabels-left">
 421       <table class="memname">
 422         <tr>
 423           <td class="memname"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a>&amp; operator= </td>
 424           <td>(</td>
 425           <td class="paramtype"><a class="el" href="classarm__compute_1_1_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a> &amp;&amp;&#160;</td>
 426           <td class="paramname"></td><td>)</td>
 427           <td></td>
 428         </tr>
 429       </table>
 430   </td>
 431   <td class="mlabels-right">
 432 <span class="mlabels"><span class="mlabel">default</span></span>  </td>
 433   </tr>
 434 </table>
 435 </div><div class="memdoc">
 436
 437 <p>Allow instances of this class to be moved. </p>
 438
 439 </div>
 440 </div>
 441 <a class="anchor" id="a112b35dd205c62ea6ed1447ef226da82"></a>
 442 <div class="memitem">
 443 <div class="memproto">
 444 <table class="mlabels">
 445   <tr>
 446   <td class="mlabels-left">
 447       <table class="memname">
 448         <tr>
 449           <td class="memname">void run </td>
 450           <td>(</td>
 451           <td class="paramtype">const <a class="el" href="classarm__compute_1_1_window.xhtml">Window</a> &amp;&#160;</td>
 452           <td class="paramname"><em>window</em>, </td>
 453         </tr>
 454         <tr>
 455           <td class="paramkey"></td>
 456           <td></td>
 457           <td class="paramtype">const <a class="el" href="structarm__compute_1_1_thread_info.xhtml">ThreadInfo</a> &amp;&#160;</td>
 458           <td class="paramname"><em>info</em>&#160;</td>
 459         </tr>
 460         <tr>
 461           <td></td>
 462           <td>)</td>
 463           <td></td><td></td>
 464         </tr>
 465       </table>
 466   </td>
 467   <td class="mlabels-right">
 468 <span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span>  </td>
 469   </tr>
 470 </table>
 471 </div><div class="memdoc">
 472
 473 <p>Execute the kernel on the passed window. </p>
 474 <dl class="section warning"><dt>Warning</dt><dd>If <a class="el" href="classarm__compute_1_1_i_kernel.xhtml#abfab8f0d4928e1081d9f65b77933e24a" title="Indicates whether or not the kernel is parallelisable. ">is_parallelisable()</a> returns false then the passed window must be equal to <a class="el" href="classarm__compute_1_1_i_kernel.xhtml#a3f5646133956f06348b310ccc3d36353" title="The maximum window the kernel can be executed on. ">window()</a></dd></dl>
 475 <dl class="section note"><dt>Note</dt><dd>The window has to be a region within the window returned by the <a class="el" href="classarm__compute_1_1_i_kernel.xhtml#a3f5646133956f06348b310ccc3d36353" title="The maximum window the kernel can be executed on. ">window()</a> method</dd>
 476 <dd>
 477 The width of the window has to be a multiple of num_elems_processed_per_iteration().</dd></dl>
 478 <dl class="params"><dt>Parameters</dt><dd>
 479   <table class="params">
 480     <tr><td class="paramdir">[in]</td><td class="paramname">window</td><td>Region on which to execute the kernel. (Must be a region of the window returned by <a class="el" href="classarm__compute_1_1_i_kernel.xhtml#a3f5646133956f06348b310ccc3d36353" title="The maximum window the kernel can be executed on. ">window()</a>) </td></tr>
 481     <tr><td class="paramdir">[in]</td><td class="paramname">info</td><td>Info about executing thread and CPU. </td></tr>
 482   </table>
 483   </dd>
 484 </dl>
 485
 486 <p>Implements <a class="el" href="classarm__compute_1_1_i_c_p_p_kernel.xhtml#af814ff5e96f40f1cccf809b2b4ee19ef">ICPPKernel</a>.</p>
 487
 488 <p>Referenced by <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml#l00049">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::name()</a>.</p>
 489
 490 </div>
 491 </div>
 492 <a class="anchor" id="ae91454a1d9774df968cdd3694b366ddf"></a>
 493 <div class="memitem">
 494 <div class="memproto">
 495 <table class="mlabels">
 496   <tr>
 497   <td class="mlabels-left">
 498       <table class="memname">
 499         <tr>
 500           <td class="memname">static <a class="el" href="classarm__compute_1_1_status.xhtml">Status</a> validate </td>
 501           <td>(</td>
 502           <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *&#160;</td>
 503           <td class="paramname"><em>input</em>, </td>
 504         </tr>
 505         <tr>
 506           <td class="paramkey"></td>
 507           <td></td>
 508           <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *&#160;</td>
 509           <td class="paramname"><em>bias</em>, </td>
 510         </tr>
 511         <tr>
 512           <td class="paramkey"></td>
 513           <td></td>
 514           <td class="paramtype">const <a class="el" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *&#160;</td>
 515           <td class="paramname"><em>output</em>, </td>
 516         </tr>
 517         <tr>
 518           <td class="paramkey"></td>
 519           <td></td>
 520           <td class="paramtype">int&#160;</td>
 521           <td class="paramname"><em>min</em> = <code>0</code>, </td>
 522         </tr>
 523         <tr>
 524           <td class="paramkey"></td>
 525           <td></td>
 526           <td class="paramtype">int&#160;</td>
 527           <td class="paramname"><em>max</em> = <code>0</code>&#160;</td>
 528         </tr>
 529         <tr>
 530           <td></td>
 531           <td>)</td>
 532           <td></td><td></td>
 533         </tr>
 534       </table>
 535   </td>
 536   <td class="mlabels-right">
 537 <span class="mlabels"><span class="mlabel">static</span></span>  </td>
 538   </tr>
 539 </table>
 540 </div><div class="memdoc">
 541
 542 <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_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a>. </p>
 543 <dl class="params"><dt>Parameters</dt><dd>
 544   <table class="params">
 545     <tr><td class="paramdir">[in]</td><td class="paramname">input</td><td>Input tensor. Data type supported: S32 </td></tr>
 546     <tr><td class="paramdir">[in]</td><td class="paramname">bias</td><td>Biases tensor. Only shared biases supported and it can be a nullptr if the biases addition is not required. Biases are 1D tensor with dimensions [OFM]. Data type supported: Same as <code>input</code>. </td></tr>
 547     <tr><td class="paramdir">[in]</td><td class="paramname">output</td><td>Output tensor. Data type supported: Data type supported: QASYMM8 </td></tr>
 548     <tr><td class="paramdir">[in]</td><td class="paramname">min</td><td>(Optional) Min value used to saturate down the output result before converting back to QASYMM8 </td></tr>
 549     <tr><td class="paramdir">[in]</td><td class="paramname">max</td><td>(Optional) Max value used to saturate up the output result before converting back to QASYMM8, Along with <code>min</code>, this value can be used to implement "rectified linear unit" activation functions</td></tr>
 550   </table>
 551   </dd>
 552 </dl>
 553 <dl class="section return"><dt>Returns</dt><dd>a status </dd></dl>
 554
 555 <p>Referenced by <a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml#l00049">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel::name()</a>.</p>
 556
 557 </div>
 558 </div>
 559 <hr/>The documentation for this class was generated from the following file:<ul>
 560 <li>arm_compute/core/NEON/kernels/<a class="el" href="_n_e_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel_8h_source.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel.h</a></li>
 561 </ul>
 562 </div><!-- contents -->
 563 </div><!-- doc-content -->
 564 <!-- start footer part -->
 565 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
 566   <ul>
 567     <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_g_e_m_m_lowp_quantize_down_int32_to_uint8_scale_by_fixed_point_kernel.xhtml">NEGEMMLowpQuantizeDownInt32ToUint8ScaleByFixedPointKernel</a></li>
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 569     <a href="http://www.doxygen.org/index.html">
 570     <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
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