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82<div class="header">
83 <div class="summary">
84<a href="#pub-methods">Public Member Functions</a> &#124;
85<a href="structarmnn_1_1_q_symm16_quantization_scheme-members.html">List of all members</a> </div>
86 <div class="headertitle">
87<div class="title">QSymm16QuantizationScheme Struct Reference</div> </div>
88</div><!--header-->
89<div class="contents">
90
91<p><code>#include &lt;<a class="el" href="_network_quantization_scheme_8hpp_source.html">NetworkQuantizationScheme.hpp</a>&gt;</code></p>
92<div class="dynheader">
93Inheritance diagram for QSymm16QuantizationScheme:</div>
94<div class="dyncontent">
95 <div class="center">
96 <img src="structarmnn_1_1_q_symm16_quantization_scheme.png" usemap="#QSymm16QuantizationScheme_map" alt=""/>
97 <map id="QSymm16QuantizationScheme_map" name="QSymm16QuantizationScheme_map">
98<area href="structarmnn_1_1_i_quantization_scheme.html" alt="IQuantizationScheme" shape="rect" coords="0,0,184,24"/>
99</map>
100 </div></div>
101<table class="memberdecls">
102<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
103Public Member Functions</h2></td></tr>
104<tr class="memitem:a9fb07d8d7554a1502e732b8afa92040a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacearmnn.html#a9b8e5a95f8c061bbbcdb036915dcb61a">OffsetScalePair</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarmnn_1_1_q_symm16_quantization_scheme.html#a9fb07d8d7554a1502e732b8afa92040a">ComputeScheme</a> (double min, double max) const override</td></tr>
105<tr class="separator:a9fb07d8d7554a1502e732b8afa92040a"><td class="memSeparator" colspan="2">&#160;</td></tr>
106<tr class="memitem:a1046eb36ff708a1b84f9a6bf0103fbc7"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarmnn_1_1_q_symm16_quantization_scheme.html#a1046eb36ff708a1b84f9a6bf0103fbc7">NumBits</a> () const override</td></tr>
107<tr class="separator:a1046eb36ff708a1b84f9a6bf0103fbc7"><td class="memSeparator" colspan="2">&#160;</td></tr>
108<tr class="memitem:a57d67416d97cb7138e43656b43feb797"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacearmnn.html#ad8ed01ff3ff33333d8e19db4d2818bb6">DataType</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarmnn_1_1_q_symm16_quantization_scheme.html#a57d67416d97cb7138e43656b43feb797">GetDataType</a> () const override</td></tr>
109<tr class="separator:a57d67416d97cb7138e43656b43feb797"><td class="memSeparator" colspan="2">&#160;</td></tr>
110<tr class="inherit_header pub_methods_structarmnn_1_1_i_quantization_scheme"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_structarmnn_1_1_i_quantization_scheme')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="structarmnn_1_1_i_quantization_scheme.html">IQuantizationScheme</a></td></tr>
111<tr class="memitem:ac7ce71800ca0ebb1222958717a834c9a inherit pub_methods_structarmnn_1_1_i_quantization_scheme"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structarmnn_1_1_i_quantization_scheme.html#ac7ce71800ca0ebb1222958717a834c9a">~IQuantizationScheme</a> ()</td></tr>
112<tr class="separator:ac7ce71800ca0ebb1222958717a834c9a inherit pub_methods_structarmnn_1_1_i_quantization_scheme"><td class="memSeparator" colspan="2">&#160;</td></tr>
113</table>
114<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
115<div class="textblock">
116<p class="definition">Definition at line <a class="el" href="_network_quantization_scheme_8hpp_source.html#l00128">128</a> of file <a class="el" href="_network_quantization_scheme_8hpp_source.html">NetworkQuantizationScheme.hpp</a>.</p>
117</div><h2 class="groupheader">Member Function Documentation</h2>
118<a id="a9fb07d8d7554a1502e732b8afa92040a"></a>
119<h2 class="memtitle"><span class="permalink"><a href="#a9fb07d8d7554a1502e732b8afa92040a">&#9670;&nbsp;</a></span>ComputeScheme()</h2>
120
121<div class="memitem">
122<div class="memproto">
123<table class="mlabels">
124 <tr>
125 <td class="mlabels-left">
126 <table class="memname">
127 <tr>
128 <td class="memname"><a class="el" href="namespacearmnn.html#a9b8e5a95f8c061bbbcdb036915dcb61a">OffsetScalePair</a> ComputeScheme </td>
129 <td>(</td>
130 <td class="paramtype">double&#160;</td>
131 <td class="paramname"><em>min</em>, </td>
132 </tr>
133 <tr>
134 <td class="paramkey"></td>
135 <td></td>
136 <td class="paramtype">double&#160;</td>
137 <td class="paramname"><em>max</em>&#160;</td>
138 </tr>
139 <tr>
140 <td></td>
141 <td>)</td>
142 <td></td><td> const</td>
143 </tr>
144 </table>
145 </td>
146 <td class="mlabels-right">
147<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
148 </tr>
149</table>
150</div><div class="memdoc">
151
152<p>Implements <a class="el" href="structarmnn_1_1_i_quantization_scheme.html#a6a5561395e9693f02258b49dfcc009b4">IQuantizationScheme</a>.</p>
153
154<p class="definition">Definition at line <a class="el" href="_network_quantization_scheme_8hpp_source.html#l00130">130</a> of file <a class="el" href="_network_quantization_scheme_8hpp_source.html">NetworkQuantizationScheme.hpp</a>.</p>
155
156<p class="reference">References <a class="el" href="structarmnn_1_1_i_quantization_scheme.html#a7ebe7ca1c6100440fcc130217f43561b">IQuantizationScheme::NumBits()</a>.</p>
157<div class="fragment"><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; {</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordflow">if</span> (min &gt; max)</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keywordflow">throw</span> InvalidArgumentException(<span class="stringliteral">&quot;min &gt; max will result in invalid quantization.&quot;</span>);</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; }</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="comment">// To avoid dividing by zero when quantizing a zero filled tensor</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="keywordflow">if</span> (min == 0.0 &amp;&amp; max == 0.0)</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; {</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; max = 1.0;</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;</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordtype">double</span> highest = (1 &lt;&lt; (<a class="code" href="structarmnn_1_1_q_symm16_quantization_scheme.html#a1046eb36ff708a1b84f9a6bf0103fbc7">NumBits</a>()-1)) - 1; <span class="comment">// (numbits-1) accounts for the sign bit</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="keywordtype">double</span> extent = std::max(std::abs(min), std::abs(max));</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="keywordtype">double</span> scale = extent / highest;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="keywordflow">return</span> std::make_pair(static_cast&lt;float&gt;(scale), 0);</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; }</div><div class="ttc" id="structarmnn_1_1_q_symm16_quantization_scheme_html_a1046eb36ff708a1b84f9a6bf0103fbc7"><div class="ttname"><a href="structarmnn_1_1_q_symm16_quantization_scheme.html#a1046eb36ff708a1b84f9a6bf0103fbc7">armnn::QSymm16QuantizationScheme::NumBits</a></div><div class="ttdeci">int NumBits() const override</div><div class="ttdef"><b>Definition:</b> <a href="_network_quantization_scheme_8hpp_source.html#l00152">NetworkQuantizationScheme.hpp:152</a></div></div>
158</div><!-- fragment -->
159</div>
160</div>
161<a id="a57d67416d97cb7138e43656b43feb797"></a>
162<h2 class="memtitle"><span class="permalink"><a href="#a57d67416d97cb7138e43656b43feb797">&#9670;&nbsp;</a></span>GetDataType()</h2>
163
164<div class="memitem">
165<div class="memproto">
166<table class="mlabels">
167 <tr>
168 <td class="mlabels-left">
169 <table class="memname">
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171 <td class="memname"><a class="el" href="namespacearmnn.html#ad8ed01ff3ff33333d8e19db4d2818bb6">DataType</a> GetDataType </td>
172 <td>(</td>
173 <td class="paramname"></td><td>)</td>
174 <td> const</td>
175 </tr>
176 </table>
177 </td>
178 <td class="mlabels-right">
179<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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182</div><div class="memdoc">
183
184<p>Implements <a class="el" href="structarmnn_1_1_i_quantization_scheme.html#ad23181f9f8fcc85758f62c49fc7ca23f">IQuantizationScheme</a>.</p>
185
186<p class="definition">Definition at line <a class="el" href="_network_quantization_scheme_8hpp_source.html#l00154">154</a> of file <a class="el" href="_network_quantization_scheme_8hpp_source.html">NetworkQuantizationScheme.hpp</a>.</p>
187
188<p class="reference">References <a class="el" href="namespacearmnn.html#ad8ed01ff3ff33333d8e19db4d2818bb6a053c769dcf82d66ef326c86980c02ba7">armnn::QSymmS16</a>.</p>
189<div class="fragment"><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;{ <span class="keywordflow">return</span> <a class="code" href="namespacearmnn.html#ad8ed01ff3ff33333d8e19db4d2818bb6a053c769dcf82d66ef326c86980c02ba7">DataType::QSymmS16</a>; }</div><div class="ttc" id="namespacearmnn_html_ad8ed01ff3ff33333d8e19db4d2818bb6a053c769dcf82d66ef326c86980c02ba7"><div class="ttname"><a href="namespacearmnn.html#ad8ed01ff3ff33333d8e19db4d2818bb6a053c769dcf82d66ef326c86980c02ba7">armnn::DataType::QSymmS16</a></div></div>
190</div><!-- fragment -->
191</div>
192</div>
193<a id="a1046eb36ff708a1b84f9a6bf0103fbc7"></a>
194<h2 class="memtitle"><span class="permalink"><a href="#a1046eb36ff708a1b84f9a6bf0103fbc7">&#9670;&nbsp;</a></span>NumBits()</h2>
195
196<div class="memitem">
197<div class="memproto">
198<table class="mlabels">
199 <tr>
200 <td class="mlabels-left">
201 <table class="memname">
202 <tr>
203 <td class="memname">int NumBits </td>
204 <td>(</td>
205 <td class="paramname"></td><td>)</td>
206 <td> const</td>
207 </tr>
208 </table>
209 </td>
210 <td class="mlabels-right">
211<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
212 </tr>
213</table>
214</div><div class="memdoc">
215
216<p>Implements <a class="el" href="structarmnn_1_1_i_quantization_scheme.html#a7ebe7ca1c6100440fcc130217f43561b">IQuantizationScheme</a>.</p>
217
218<p class="definition">Definition at line <a class="el" href="_network_quantization_scheme_8hpp_source.html#l00152">152</a> of file <a class="el" href="_network_quantization_scheme_8hpp_source.html">NetworkQuantizationScheme.hpp</a>.</p>
219<div class="fragment"><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;{ <span class="keywordflow">return</span> 16; }</div></div><!-- fragment -->
220</div>
221</div>
222<hr/>The documentation for this struct was generated from the following file:<ul>
223<li>src/armnn/<a class="el" href="_network_quantization_scheme_8hpp_source.html">NetworkQuantizationScheme.hpp</a></li>
224</ul>
225</div><!-- contents -->
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231 <li class="footer">Generated on Fri Mar 13 2020 16:07:04 for ArmNN by
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