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<div class="title">Neural Network Data Conversion Functions</div>  </div>
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Functions</h2></td></tr>
<tr class="memitem:gae349de4dba8d253c89d45794ccf05680"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__nndata__convert.html#gae349de4dba8d253c89d45794ccf05680">arm_q7_to_q15_no_shift</a> (const q7_t *pSrc, q15_t *pDst, uint32_t blockSize)</td></tr>
<tr class="memdesc:gae349de4dba8d253c89d45794ccf05680"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts the elements of the Q7 vector to Q15 vector without left-shift.  <a href="#gae349de4dba8d253c89d45794ccf05680">More...</a><br/></td></tr>
<tr class="separator:gae349de4dba8d253c89d45794ccf05680"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gaba8fd446d5f54760b406ee63b25d1aee"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__nndata__convert.html#gaba8fd446d5f54760b406ee63b25d1aee">arm_q7_to_q15_reordered_no_shift</a> (const q7_t *pSrc, q15_t *pDst, uint32_t blockSize)</td></tr>
<tr class="memdesc:gaba8fd446d5f54760b406ee63b25d1aee"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts the elements of the Q7 vector to reordered Q15 vector without left-shift.  <a href="#gaba8fd446d5f54760b406ee63b25d1aee">More...</a><br/></td></tr>
<tr class="separator:gaba8fd446d5f54760b406ee63b25d1aee"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga18e161730cf13bb5ed73de2d3a7cb224"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__nndata__convert.html#ga18e161730cf13bb5ed73de2d3a7cb224">arm_q7_to_q15_reordered_with_offset</a> (const q7_t *src, q15_t *dst, uint32_t block_size, q15_t offset)</td></tr>
<tr class="memdesc:ga18e161730cf13bb5ed73de2d3a7cb224"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts the elements of the Q7 vector to a reordered Q15 vector with an added offset.  <a href="#ga18e161730cf13bb5ed73de2d3a7cb224">More...</a><br/></td></tr>
<tr class="separator:ga18e161730cf13bb5ed73de2d3a7cb224"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gab2d48529ae05b350a015f8f1e6596a31"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__nndata__convert.html#gab2d48529ae05b350a015f8f1e6596a31">arm_q7_to_q15_with_offset</a> (const q7_t *src, q15_t *dst, uint32_t block_size, q15_t offset)</td></tr>
<tr class="memdesc:gab2d48529ae05b350a015f8f1e6596a31"><td class="mdescLeft">&#160;</td><td class="mdescRight">Converts the elements from a q7 vector to a q15 vector with an added offset.  <a href="#gab2d48529ae05b350a015f8f1e6596a31">More...</a><br/></td></tr>
<tr class="separator:gab2d48529ae05b350a015f8f1e6596a31"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<p>Perform data type conversion in-between neural network operations </p>
<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="gae349de4dba8d253c89d45794ccf05680"></a>
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          <td class="memname">void arm_q7_to_q15_no_shift </td>
          <td>(</td>
          <td class="paramtype">const q7_t *&#160;</td>
          <td class="paramname"><em>pSrc</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">q15_t *&#160;</td>
          <td class="paramname"><em>pDst</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>blockSize</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Converts the elements of the q7 vector to q15 vector without left-shift.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">*pSrc</td><td>points to the Q7 input vector </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">*pDst</td><td>points to the Q15 output vector </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">blockSize</td><td>length of the input vector</td></tr>
  </table>
  </dd>
</dl>
<dl class="section user"><dt>Description:</dt><dd></dd></dl>
<p>The equation used for the conversion process is:</p>
<pre>
        pDst[n] = (q15_t) pSrc[n];   0 &lt;= n &lt; blockSize.
</pre> 
<p>References <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>.</p>

<p>Referenced by <a class="el" href="group__Pooling.html#gae4a7b07f97ec4313524c9fb9fbcb1f6a">arm_avepool_q7_HWC()</a>, <a class="el" href="group__NNConv.html#ga210ae8d8fc1d12ee15b41f1fa6947681">arm_convolve_HWC_q7_basic()</a>, and <a class="el" href="group__NNConv.html#ga4501fa22c0836002aa47ccc313dce252">arm_convolve_HWC_q7_basic_nonsquare()</a>.</p>

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<a class="anchor" id="gaba8fd446d5f54760b406ee63b25d1aee"></a>
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        <tr>
          <td class="memname">void arm_q7_to_q15_reordered_no_shift </td>
          <td>(</td>
          <td class="paramtype">const q7_t *&#160;</td>
          <td class="paramname"><em>pSrc</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">q15_t *&#160;</td>
          <td class="paramname"><em>pDst</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>blockSize</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Converts the elements of the q7 vector to reordered q15 vector without left-shift.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">*pSrc</td><td>points to the Q7 input vector </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">*pDst</td><td>points to the Q15 output vector </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">blockSize</td><td>length of the input vector</td></tr>
  </table>
  </dd>
</dl>
<p>This function does the q7 to q15 expansion with re-ordering</p>
<pre>
                         |   A1   |   A2   |   A3   |   A4   |</pre><pre>                          0      7 8     15 16    23 24    31
</pre><p>is converted into:</p>
<pre>
 |       A1       |       A3       |   and  |       A2       |       A4       |</pre><pre>  0             15 16            31          0             15 16            31
</pre><p>This looks strange but is natural considering how sign-extension is done at assembly level.</p>
<p>The expansion of other other oprand will follow the same rule so that the end results are the same.</p>
<p>The tail (i.e., last (N % 4) elements) will still be in original order. </p>

<p>References <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>.</p>

<p>Referenced by <a class="el" href="group__NNConv.html#ga110adcfdaab356c750c6270aa5e05f29">arm_convolve_1x1_HWC_q7_fast_nonsquare()</a>, <a class="el" href="group__NNConv.html#gae00d3c1285907d59657369fc98bcc83f">arm_convolve_HWC_q7_fast()</a>, <a class="el" href="group__NNConv.html#gabc6d6b991024e9e5c5cdbd7489de88ef">arm_convolve_HWC_q7_fast_nonsquare()</a>, <a class="el" href="group__FC.html#ga8b7e0c2e989e8c75f0dc789f3115323d">arm_fully_connected_q7()</a>, and <a class="el" href="group__FC.html#gaf82b71ef472a38f8fc9ac414d9d07e67">arm_fully_connected_q7_opt()</a>.</p>

</div>
</div>
<a class="anchor" id="ga18e161730cf13bb5ed73de2d3a7cb224"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void arm_q7_to_q15_reordered_with_offset </td>
          <td>(</td>
          <td class="paramtype">const q7_t *&#160;</td>
          <td class="paramname"><em>src</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">q15_t *&#160;</td>
          <td class="paramname"><em>dst</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>block_size</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">q15_t&#160;</td>
          <td class="paramname"><em>offset</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Converts the elements of the q7 vector to reordered q15 vector with an added offset.</p>
<dl class="section note"><dt>Note</dt><dd>Refer header file for details. </dd></dl>

<p>References <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>.</p>

</div>
</div>
<a class="anchor" id="gab2d48529ae05b350a015f8f1e6596a31"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void arm_q7_to_q15_with_offset </td>
          <td>(</td>
          <td class="paramtype">const q7_t *&#160;</td>
          <td class="paramname"><em>src</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">q15_t *&#160;</td>
          <td class="paramname"><em>dst</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">uint32_t&#160;</td>
          <td class="paramname"><em>block_size</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">q15_t&#160;</td>
          <td class="paramname"><em>offset</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>pointer to the q7 input vector </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">dst</td><td>pointer to the q15 output vector </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">block_size</td><td>length of the input vector </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>q7 offset to be added to each input vector element.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section user"><dt>Description:</dt><dd></dd></dl>
<p>The equation used for the conversion process is:</p>
<pre>
 dst[n] = (q15_t) src[n] + offset;   0 &lt;= n &lt; block_size.
</pre> 
<p>References <a class="el" href="arm__nnsupportfunctions_8h.html#ac9f7be20432a6926ac07c1f44b1b02fe">arm_nn_read_q7x4_ia()</a>.</p>

<p>Referenced by <a class="el" href="group__NNConv.html#ga6a0b2161ece62078228ead2d85bbcf28">arm_convolve_s8()</a>, and <a class="el" href="group__NNConv.html#ga3acc8b0cd5bd5d975fdf5a615261f0b1">arm_depthwise_conv_s8_opt()</a>.</p>

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