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<div class="title">Dequantize.cpp</div>  </div>
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<a href="_dequantize_8cpp.html">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 © 2019 Arm Ltd. All rights reserved.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// SPDX-License-Identifier: MIT</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160; </div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_dequantize_8hpp.html">Dequantize.hpp</a>&quot;</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160; </div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="_ignore_unused_8hpp.html">armnn/utility/IgnoreUnused.hpp</a>&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearmnn.html">armnn</a></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;{</div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno"><a class="line" href="namespacearmnn.html#acae7e910f899ae67340c9ce29e406a86">   13</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespacearmnn.html#a855293b1be0581fb61ef6a1c5b027d0f">Dequantize</a>(<a class="code" href="classarmnn_1_1_decoder.html">Decoder&lt;float&gt;</a>&amp; inputDecoder,</div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;                <a class="code" href="classarmnn_1_1_encoder.html">Encoder&lt;float&gt;</a>&amp; outputEncoder,</div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;                <span class="keyword">const</span> <a class="code" href="classarmnn_1_1_tensor_info.html">TensorInfo</a>&amp; inputInfo,</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;                <span class="keyword">const</span> <a class="code" href="classarmnn_1_1_tensor_info.html">TensorInfo</a>&amp; outputInfo)</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;{</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;    <a class="code" href="namespacearmnn.html#a44affeeb090c3c6a3062830562672e84">IgnoreUnused</a>(outputInfo);</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;    <a class="code" href="_assert_8hpp.html#a5698be69cbd5dfe6c28fcd9867e8cbed">ARMNN_ASSERT</a>(inputInfo.<a class="code" href="classarmnn_1_1_tensor_info.html#a8846406ac37fbd2204f0be16ee05d5b7">GetNumElements</a>() == outputInfo.<a class="code" href="classarmnn_1_1_tensor_info.html#a8846406ac37fbd2204f0be16ee05d5b7">GetNumElements</a>());</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; inputInfo.<a class="code" href="classarmnn_1_1_tensor_info.html#a8846406ac37fbd2204f0be16ee05d5b7">GetNumElements</a>(); i++)</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;    {</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;        <span class="comment">// inputDecoder.Get() dequantizes the data element from whatever</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;        <span class="comment">// type is given by inputInfo to fp32 (If MakeDecoder supports that dequantization)</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;        <span class="comment">// outputEncoder.Set() transforms the data element to whatever type is</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;        <span class="comment">// given by outputInfo (if MakeEncoder supports that transformation)</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;        outputEncoder.<a class="code" href="classarmnn_1_1_encoder.html#ae3b62b846a9c239f332830b9e36030eb">Set</a>(inputDecoder.<a class="code" href="classarmnn_1_1_decoder.html#ac729108381e2340bea12877971713ecb">Get</a>());</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;        ++outputEncoder;</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;        ++inputDecoder;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    }</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; </div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;} <span class="comment">// armnn namespace</span></div>
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<div class="ttc" id="anamespacearmnn_html_a855293b1be0581fb61ef6a1c5b027d0f"><div class="ttname"><a href="namespacearmnn.html#a855293b1be0581fb61ef6a1c5b027d0f">armnn::Dequantize</a></div><div class="ttdeci">float Dequantize(QuantizedType value, float scale, int32_t offset)</div><div class="ttdoc">Dequantize an 8-bit data type into a floating point data type.</div><div class="ttdef"><b>Definition:</b> <a href="_types_utils_8cpp_source.html#l00052">TypesUtils.cpp:52</a></div></div>
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<div class="ttc" id="a_dequantize_8hpp_html"><div class="ttname"><a href="_dequantize_8hpp.html">Dequantize.hpp</a></div></div>
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<div class="ttc" id="anamespacearmnn_html"><div class="ttname"><a href="namespacearmnn.html">armnn</a></div><div class="ttdoc">Copyright (c) 2021 ARM Limited and Contributors.</div><div class="ttdef"><b>Definition:</b> <a href="01__00__quick__start_8dox_source.html#l00006">01_00_quick_start.dox:6</a></div></div>
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