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<section id="maxpoolfusion">
|
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<h1>MaxPoolFusion<a class="headerlink" href="#maxpoolfusion" title="此标题的永久链接"></a></h1>
|
||
<blockquote>
|
||
<div><p>对输入张量执行最大池化操作</p>
|
||
<div class="math notranslate nohighlight">
|
||
\[\text{output}_{b, h_o, w_o, c} =
|
||
\operatorname{clip}\Bigg(
|
||
\max_{h_i, w_i \in \mathcal{W}(h_o, w_o)}
|
||
\Big(
|
||
\text{input}_{b,\; h_i,\; w_i,\; c}
|
||
\Big),\;
|
||
\text{minf},\; \text{maxf}
|
||
\Bigg)\]</div>
|
||
<p>其中，窗口区域 <span class="math notranslate nohighlight">\(\mathcal{W}(h_o, w_o)\)</span> 的定义如下：</p>
|
||
<div class="math notranslate nohighlight">
|
||
\[ \begin{align}\begin{aligned}h_i = h_o \cdot \text{stride}_h - \text{pad}_u + \Delta h\\w_i = w_o \cdot \text{stride}_w - \text{pad}_l + \Delta w\\\Delta h \in [0,\ \text{win}_h - 1],\quad
|
||
\Delta w \in [0,\ \text{win}_w - 1]\end{aligned}\end{align} \]</div>
|
||
<p>有效窗口点满足：</p>
|
||
<div class="math notranslate nohighlight">
|
||
\[0 \le h_i < \text{in}_h,\qquad
|
||
0 \le w_i < \text{in}_w\]</div>
|
||
<p>原始窗口起点定义为：</p>
|
||
<div class="math notranslate nohighlight">
|
||
\[h_{\text{start}} = h_o \cdot \text{stride}_h - \text{pad}_u\]</div>
|
||
<div class="math notranslate nohighlight">
|
||
\[w_{\text{start}} = w_o \cdot \text{stride}_w - \text{pad}_l\]</div>
|
||
<p>合法采样范围为：</p>
|
||
<div class="math notranslate nohighlight">
|
||
\[\Delta h \in
|
||
\Big[
|
||
\max(0,\ -h_{\text{start}}),\;
|
||
\min(\text{win}_h,\ \text{in}_h - h_{\text{start}})
|
||
\Big)\]</div>
|
||
<div class="math notranslate nohighlight">
|
||
\[\Delta w \in
|
||
\Big[
|
||
\max(0,\ -w_{\text{start}}),\;
|
||
\min(\text{win}_w,\ \text{in}_w - w_{\text{start}})
|
||
\Big)\]</div>
|
||
<p>最大池化计算：</p>
|
||
<div class="math notranslate nohighlight">
|
||
\[v_{\max} =
|
||
\max_{\Delta h,\ \Delta w}\;
|
||
\text{input}_{b,\;
|
||
h_{\text{start}} + \Delta h,\;
|
||
w_{\text{start}} + \Delta w,\;
|
||
c}\]</div>
|
||
<p>最终输出：</p>
|
||
<div class="math notranslate nohighlight">
|
||
\[\text{output}_{b, h_o, w_o, c} =
|
||
\min\big(\max(v_{\max},\ \text{minf}),\ \text{maxf}\big)\]</div>
|
||
<dl class="simple">
|
||
<dt>输入：</dt><dd><ul class="simple">
|
||
<li><p><strong>input</strong> - 输入张量指针，采用 <strong>NHWC 格式</strong>，形状为 <span class="math notranslate nohighlight">\([batch,\ in\_h,\ in\_w,\ channel]\)</span></p></li>
|
||
<li><dl class="simple">
|
||
<dt><strong>params</strong> - 参数数组，包含以下元素：</dt><dd><ul>
|
||
<li><p><strong>in_w</strong> - 输入张量的宽度 (W)</p></li>
|
||
<li><p><strong>in_h</strong> - 输入张量的高度 (H)</p></li>
|
||
<li><p><strong>win_w</strong> - 池化窗口的宽度，即窗口在 W 方向的大小</p></li>
|
||
<li><p><strong>win_h</strong> - 池化窗口的高度，即窗口在 H 方向的大小</p></li>
|
||
<li><p><strong>output_w</strong> - 输出特征图的宽度</p></li>
|
||
<li><p><strong>output_h</strong> - 输出特征图的高度</p></li>
|
||
<li><p><strong>batch</strong> - 批次大小，即输入中的 batch 数</p></li>
|
||
<li><p><strong>channel</strong> - 通道数 C ，每个池化位置都分别对 C 个通道独立执行最大池化与裁剪</p></li>
|
||
<li><p><strong>stride_w</strong> - 池化窗口在 W 方向的步长</p></li>
|
||
<li><p><strong>stride_h</strong> - 池化窗口在 H 方向的步长</p></li>
|
||
<li><p><strong>pad_l</strong> - 输入特征图左侧的填充大小</p></li>
|
||
<li><p><strong>pad_u</strong> - 输入特征图上侧的填充大小</p></li>
|
||
<li><p><strong>minf</strong> - 输出结果的下界值，传指针</p></li>
|
||
<li><p><strong>maxf</strong> - 输出结果的上界值，传指针</p></li>
|
||
</ul>
|
||
</dd>
|
||
</dl>
|
||
</li>
|
||
<li><p><strong>core_mask</strong> - 核心掩码，指定使用的计算核心</p></li>
|
||
</ul>
|
||
</dd>
|
||
<dt>输出：</dt><dd><ul class="simple">
|
||
<li><p><strong>output</strong> - 输出张量指针，采用 <strong>NHWC 格式</strong>，形状为 <span class="math notranslate nohighlight">\([batch,\ output\_h,\ output\_w,\ channel]\)</span>。</p></li>
|
||
</ul>
|
||
</dd>
|
||
<dt>支持平台：</dt><dd><p><code class="docutils literal notranslate"><span class="pre">FT78NE</span></code>
|
||
<code class="docutils literal notranslate"><span class="pre">MT7004</span></code></p>
|
||
</dd>
|
||
</dl>
|
||
<div class="admonition note">
|
||
<p class="admonition-title">备注</p>
|
||
<ul class="simple">
|
||
<li><p>FT78NE 支持fp32, fp64</p></li>
|
||
<li><p>MT7004 支持fp16, fp32</p></li>
|
||
<li><p>调用时将除 core_mask 外的参数打包通过 long long params 数组传入，顺序为：
|
||
input, output, in_w, in_h, win_w, win_h, output_w, output_h, batch, channel,
|
||
stride_w, stride_h, pad_l, pad_u, minf, maxf</p></li>
|
||
</ul>
|
||
</div>
|
||
</div></blockquote>
|
||
<p><strong>共享存储版本:</strong></p>
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.hp_maxpool_fusion_s">
|
||
<span class="kt"><span class="pre">void</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">hp_maxpool_fusion_s</span></span></span><span class="sig-paren">(</span><span class="n"><span class="pre">half</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">input</span></span>, <span class="n"><span class="pre">half</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">output</span></span>, <span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">params</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">core_mask</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.hp_maxpool_fusion_s" title="永久链接至目标"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.fp_maxpool_fusion_s">
|
||
<span class="kt"><span class="pre">void</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">fp_maxpool_fusion_s</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">input</span></span>, <span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">output</span></span>, <span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">params</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">core_mask</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.fp_maxpool_fusion_s" title="永久链接至目标"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.dp_maxpool_fusion_s">
|
||
<span class="kt"><span class="pre">void</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">dp_maxpool_fusion_s</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">double</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">input</span></span>, <span class="kt"><span class="pre">double</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">output</span></span>, <span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">params</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">core_mask</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.dp_maxpool_fusion_s" title="永久链接至目标"></a><br /></dt>
|
||
<dd><p><strong>C调用示例：</strong></p>
|
||
<div class="highlight-c notranslate"><div class="highlight"><pre><span></span><span class="linenos"> 1</span><span class="c1">//FT78NE示例</span>
|
||
<span class="linenos"> 2</span><span class="cp">#include</span><span class="w"> </span><span class="cpf"><stdio.h></span>
|
||
<span class="linenos"> 3</span>
|
||
<span class="linenos"> 4</span><span class="kt">int</span><span class="w"> </span><span class="nf">main</span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">argc</span><span class="p">,</span><span class="w"> </span><span class="kt">char</span><span class="o">*</span><span class="w"> </span><span class="n">argv</span><span class="p">[])</span><span class="w"> </span><span class="p">{</span>
|
||
<span class="linenos"> 5</span><span class="w"> </span><span class="kt">float</span><span class="o">*</span><span class="w"> </span><span class="n">input_ptr</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="o">*</span><span class="p">)</span><span class="mh">0xA0000000</span><span class="p">;</span>
|
||
<span class="linenos"> 6</span><span class="w"> </span><span class="kt">float</span><span class="o">*</span><span class="w"> </span><span class="n">output_ptr</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="o">*</span><span class="p">)</span><span class="mh">0xB0000000</span><span class="p">;</span>
|
||
<span class="linenos"> 7</span><span class="w"> </span><span class="kt">float</span><span class="o">*</span><span class="w"> </span><span class="n">check_ptr</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="o">*</span><span class="p">)</span><span class="mh">0xC0000000</span><span class="p">;</span>
|
||
<span class="linenos"> 8</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">in_w</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">32</span><span class="p">;</span>
|
||
<span class="linenos"> 9</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">in_h</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">32</span><span class="p">;</span>
|
||
<span class="linenos">10</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">win_w</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">6</span><span class="p">;</span>
|
||
<span class="linenos">11</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">win_h</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">6</span><span class="p">;</span>
|
||
<span class="linenos">12</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">batch</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">4</span><span class="p">;</span>
|
||
<span class="linenos">13</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">channel</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">2</span><span class="p">;</span>
|
||
<span class="linenos">14</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">stride_w</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">4</span><span class="p">;</span>
|
||
<span class="linenos">15</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">stride_h</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">4</span><span class="p">;</span>
|
||
<span class="linenos">16</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">pad_l</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span>
|
||
<span class="linenos">17</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">pad_u</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span>
|
||
<span class="linenos">18</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">minf</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">0.0f</span><span class="p">;</span>
|
||
<span class="linenos">19</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">maxf</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">50.0f</span><span class="p">;</span>
|
||
<span class="linenos">20</span>
|
||
<span class="linenos">21</span><span class="w"> </span><span class="c1">// 根据标准公式计算输出尺寸</span>
|
||
<span class="linenos">22</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">dividor</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">in_w</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">pad_l</span><span class="w"> </span><span class="o">*</span><span class="w"> </span><span class="mi">2</span><span class="w"> </span><span class="o">-</span><span class="w"> </span><span class="n">win_w</span><span class="p">;</span>
|
||
<span class="linenos">23</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">output_w</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="n">dividor</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">stride_w</span><span class="w"> </span><span class="o">-</span><span class="w"> </span><span class="mi">1</span><span class="p">)</span><span class="w"> </span><span class="o">/</span><span class="w"> </span><span class="n">stride_w</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="mi">1</span><span class="p">;</span>
|
||
<span class="linenos">24</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">dividor2</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">in_h</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">pad_u</span><span class="w"> </span><span class="o">*</span><span class="w"> </span><span class="mi">2</span><span class="w"> </span><span class="o">-</span><span class="w"> </span><span class="n">win_h</span><span class="p">;</span>
|
||
<span class="linenos">25</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">output_h</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="n">dividor2</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">stride_h</span><span class="w"> </span><span class="o">-</span><span class="w"> </span><span class="mi">1</span><span class="p">)</span><span class="w"> </span><span class="o">/</span><span class="w"> </span><span class="n">stride_h</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="mi">1</span><span class="p">;</span>
|
||
<span class="linenos">26</span>
|
||
<span class="linenos">27</span><span class="w"> </span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">16</span><span class="p">];</span>
|
||
<span class="linenos">28</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">in_w</span><span class="p">;</span>
|
||
<span class="linenos">29</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">in_h</span><span class="p">;</span>
|
||
<span class="linenos">30</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">win_w</span><span class="p">;</span>
|
||
<span class="linenos">31</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">3</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">win_h</span><span class="p">;</span>
|
||
<span class="linenos">32</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">4</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">output_w</span><span class="p">;</span>
|
||
<span class="linenos">33</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">5</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">output_h</span><span class="p">;</span>
|
||
<span class="linenos">34</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">6</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">batch</span><span class="p">;</span>
|
||
<span class="linenos">35</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">7</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">channel</span><span class="p">;</span>
|
||
<span class="linenos">36</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">8</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">stride_w</span><span class="p">;</span>
|
||
<span class="linenos">37</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">9</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">stride_h</span><span class="p">;</span>
|
||
<span class="linenos">38</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">10</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">pad_l</span><span class="p">;</span>
|
||
<span class="linenos">39</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">11</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">pad_u</span><span class="p">;</span>
|
||
<span class="linenos">40</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">12</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="o">&</span><span class="n">minf</span><span class="p">;</span>
|
||
<span class="linenos">41</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">13</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="o">&</span><span class="n">maxf</span><span class="p">;</span>
|
||
<span class="linenos">42</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">core_mask</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mh">0x0f</span><span class="p">;</span>
|
||
<span class="linenos">43</span>
|
||
<span class="linenos">44</span><span class="w"> </span><span class="n">fp_maxpool_fusion_s</span><span class="p">(</span><span class="n">input_ptr</span><span class="p">,</span><span class="w"> </span><span class="n">output_ptr</span><span class="p">,</span><span class="w"> </span><span class="n">params</span><span class="p">,</span><span class="w"> </span><span class="n">core_mask</span><span class="p">);</span>
|
||
<span class="hll"><span class="linenos">45</span><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span>
|
||
</span><span class="linenos">46</span><span class="p">}</span>
|
||
</pre></div>
|
||
</div>
|
||
</dd></dl>
|
||
|
||
<p><strong>私有存储版本:</strong></p>
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.hp_maxpool_fusion_p">
|
||
<span class="kt"><span class="pre">void</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">hp_maxpool_fusion_p</span></span></span><span class="sig-paren">(</span><span class="n"><span class="pre">half</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">input</span></span>, <span class="n"><span class="pre">half</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">output</span></span>, <span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">params</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.hp_maxpool_fusion_p" title="永久链接至目标"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.fp_maxpool_fusion_p">
|
||
<span class="kt"><span class="pre">void</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">fp_maxpool_fusion_p</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">input</span></span>, <span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">output</span></span>, <span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">params</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.fp_maxpool_fusion_p" title="永久链接至目标"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.dp_maxpool_fusion_p">
|
||
<span class="kt"><span class="pre">void</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">dp_maxpool_fusion_p</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">double</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">input</span></span>, <span class="kt"><span class="pre">double</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">output</span></span>, <span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="kt"><span class="pre">long</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">params</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.dp_maxpool_fusion_p" title="永久链接至目标"></a><br /></dt>
|
||
<dd><p><strong>C调用示例：</strong></p>
|
||
<div class="highlight-c notranslate"><div class="highlight"><pre><span></span><span class="linenos"> 1</span><span class="c1">//FT78NE示例</span>
|
||
<span class="linenos"> 2</span><span class="cp">#include</span><span class="w"> </span><span class="cpf"><stdio.h></span>
|
||
<span class="linenos"> 3</span>
|
||
<span class="linenos"> 4</span><span class="kt">int</span><span class="w"> </span><span class="nf">main</span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">argc</span><span class="p">,</span><span class="w"> </span><span class="kt">char</span><span class="o">*</span><span class="w"> </span><span class="n">argv</span><span class="p">[])</span><span class="w"> </span><span class="p">{</span>
|
||
<span class="linenos"> 5</span><span class="w"> </span><span class="kt">float</span><span class="o">*</span><span class="w"> </span><span class="n">input_ptr</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="o">*</span><span class="p">)</span><span class="mh">0xA0000000</span><span class="p">;</span>
|
||
<span class="linenos"> 6</span><span class="w"> </span><span class="kt">float</span><span class="o">*</span><span class="w"> </span><span class="n">output_ptr</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="o">*</span><span class="p">)</span><span class="mh">0xB0000000</span><span class="p">;</span>
|
||
<span class="linenos"> 7</span><span class="w"> </span><span class="kt">float</span><span class="o">*</span><span class="w"> </span><span class="n">check_ptr</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="o">*</span><span class="p">)</span><span class="mh">0xC0000000</span><span class="p">;</span>
|
||
<span class="linenos"> 8</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">in_w</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">32</span><span class="p">;</span>
|
||
<span class="linenos"> 9</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">in_h</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">32</span><span class="p">;</span>
|
||
<span class="linenos">10</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">win_w</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">6</span><span class="p">;</span>
|
||
<span class="linenos">11</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">win_h</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">6</span><span class="p">;</span>
|
||
<span class="linenos">12</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">batch</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">4</span><span class="p">;</span>
|
||
<span class="linenos">13</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">channel</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">2</span><span class="p">;</span>
|
||
<span class="linenos">14</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">stride_w</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">4</span><span class="p">;</span>
|
||
<span class="linenos">15</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">stride_h</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">4</span><span class="p">;</span>
|
||
<span class="linenos">16</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">pad_l</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span>
|
||
<span class="linenos">17</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">pad_u</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span>
|
||
<span class="linenos">18</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">minf</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">0.0f</span><span class="p">;</span>
|
||
<span class="linenos">19</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">maxf</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">50.0f</span><span class="p">;</span>
|
||
<span class="linenos">20</span>
|
||
<span class="linenos">21</span><span class="w"> </span><span class="c1">// 根据标准公式计算输出尺寸</span>
|
||
<span class="linenos">22</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">dividor</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">in_w</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">pad_l</span><span class="w"> </span><span class="o">*</span><span class="w"> </span><span class="mi">2</span><span class="w"> </span><span class="o">-</span><span class="w"> </span><span class="n">win_w</span><span class="p">;</span>
|
||
<span class="linenos">23</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">output_w</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="n">dividor</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">stride_w</span><span class="w"> </span><span class="o">-</span><span class="w"> </span><span class="mi">1</span><span class="p">)</span><span class="w"> </span><span class="o">/</span><span class="w"> </span><span class="n">stride_w</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="mi">1</span><span class="p">;</span>
|
||
<span class="linenos">24</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">dividor2</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">in_h</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">pad_u</span><span class="w"> </span><span class="o">*</span><span class="w"> </span><span class="mi">2</span><span class="w"> </span><span class="o">-</span><span class="w"> </span><span class="n">win_h</span><span class="p">;</span>
|
||
<span class="linenos">25</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">output_h</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="n">dividor2</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">stride_h</span><span class="w"> </span><span class="o">-</span><span class="w"> </span><span class="mi">1</span><span class="p">)</span><span class="w"> </span><span class="o">/</span><span class="w"> </span><span class="n">stride_h</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="mi">1</span><span class="p">;</span>
|
||
<span class="linenos">26</span>
|
||
<span class="linenos">27</span><span class="w"> </span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">16</span><span class="p">];</span>
|
||
<span class="linenos">28</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">in_w</span><span class="p">;</span>
|
||
<span class="linenos">29</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">in_h</span><span class="p">;</span>
|
||
<span class="linenos">30</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">win_w</span><span class="p">;</span>
|
||
<span class="linenos">31</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">3</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">win_h</span><span class="p">;</span>
|
||
<span class="linenos">32</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">4</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">output_w</span><span class="p">;</span>
|
||
<span class="linenos">33</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">5</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">output_h</span><span class="p">;</span>
|
||
<span class="linenos">34</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">6</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">batch</span><span class="p">;</span>
|
||
<span class="linenos">35</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">7</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">channel</span><span class="p">;</span>
|
||
<span class="linenos">36</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">8</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">stride_w</span><span class="p">;</span>
|
||
<span class="linenos">37</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">9</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">stride_h</span><span class="p">;</span>
|
||
<span class="linenos">38</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">10</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">pad_l</span><span class="p">;</span>
|
||
<span class="linenos">39</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">11</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="n">pad_u</span><span class="p">;</span>
|
||
<span class="linenos">40</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">12</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="o">&</span><span class="n">minf</span><span class="p">;</span>
|
||
<span class="linenos">41</span><span class="w"> </span><span class="n">params</span><span class="p">[</span><span class="mi">13</span><span class="p">]</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">long</span><span class="w"> </span><span class="kt">long</span><span class="p">)</span><span class="o">&</span><span class="n">maxf</span><span class="p">;</span>
|
||
<span class="linenos">42</span>
|
||
<span class="linenos">43</span><span class="w"> </span><span class="n">fp_maxpool_fusion_p</span><span class="p">(</span><span class="n">input_ptr</span><span class="p">,</span><span class="w"> </span><span class="n">output_ptr</span><span class="p">,</span><span class="w"> </span><span class="n">params</span><span class="p">);</span>
|
||
<span class="hll"><span class="linenos">44</span><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span>
|
||
</span><span class="linenos">45</span><span class="p">}</span>
|
||
</pre></div>
|
||
</div>
|
||
</dd></dl>
|
||
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