forked from FT_DSP/FT_DSP.gitlink.net
221 lines
29 KiB
HTML
221 lines
29 KiB
HTML
|
||
|
||
<!DOCTYPE html>
|
||
<html class="writer-html5" lang="zh-CN" data-content_root="../../">
|
||
<head>
|
||
<meta charset="utf-8" /><meta name="viewport" content="width=device-width, initial-scale=1" />
|
||
|
||
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
|
||
<title>ROIPooling — MindSpore Signal+ 使用手册 alpha 文档</title>
|
||
<link rel="stylesheet" type="text/css" href="../../_static/pygments.css?v=03e43079" />
|
||
<link rel="stylesheet" type="text/css" href="../../_static/css/theme.css?v=e59714d7" />
|
||
<link rel="stylesheet" type="text/css" href="../../_static/table.css?v=72b86d3e" />
|
||
|
||
|
||
<script src="../../_static/jquery.js?v=5d32c60e"></script>
|
||
<script src="../../_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script>
|
||
<script src="../../_static/documentation_options.js?v=406e4f49"></script>
|
||
<script src="../../_static/doctools.js?v=9bcbadda"></script>
|
||
<script src="../../_static/sphinx_highlight.js?v=dc90522c"></script>
|
||
<script src="../../_static/translations.js?v=beaddf03"></script>
|
||
<script async="async" src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js"></script>
|
||
<script src="../../_static/table.js?v=99ed15ba"></script>
|
||
<script src="../../_static/js/theme.js"></script>
|
||
<link rel="index" title="索引" href="../../genindex.html" />
|
||
<link rel="search" title="搜索" href="../../search.html" />
|
||
<link rel="next" title="ActivationGrad" href="activation_grad.html" />
|
||
<link rel="prev" title="Splice" href="splice.html" />
|
||
</head>
|
||
|
||
<body class="wy-body-for-nav">
|
||
<div class="wy-grid-for-nav">
|
||
<nav data-toggle="wy-nav-shift" class="wy-nav-side">
|
||
<div class="wy-side-scroll">
|
||
<div class="wy-side-nav-search" >
|
||
|
||
|
||
|
||
<a href="../../index.html" class="icon icon-home">
|
||
MindSpore Signal+ 使用手册
|
||
</a>
|
||
<div role="search">
|
||
<form id="rtd-search-form" class="wy-form" action="../../search.html" method="get">
|
||
<input type="text" name="q" placeholder="搜索文档" aria-label="搜索文档" />
|
||
<input type="hidden" name="check_keywords" value="yes" />
|
||
<input type="hidden" name="area" value="default" />
|
||
</form>
|
||
</div>
|
||
</div><div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="导航菜单">
|
||
<ul>
|
||
<li class="toctree-l1"><a class="reference internal" href="../../quickstart/index.html">快速入门</a></li>
|
||
<li class="toctree-l1"><a class="reference internal" href="../../appdevelop/index.html">应用开发示例</a></li>
|
||
<li class="toctree-l1"><a class="reference internal" href="../index.html">算子库支持</a></li>
|
||
<li class="toctree-l1"><a class="reference internal" href="../../refdoc/index.html">参考资料</a></li>
|
||
</ul>
|
||
|
||
</div>
|
||
</div>
|
||
</nav>
|
||
|
||
<section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"><nav class="wy-nav-top" aria-label="移动版导航菜单" >
|
||
<i data-toggle="wy-nav-top" class="fa fa-bars"></i>
|
||
<a href="../../index.html">MindSpore Signal+ 使用手册</a>
|
||
</nav>
|
||
|
||
<div class="wy-nav-content">
|
||
<div class="rst-content">
|
||
<div role="navigation" aria-label="页面导航">
|
||
<ul class="wy-breadcrumbs">
|
||
<li><a href="../../index.html" class="icon icon-home" aria-label="Home"></a></li>
|
||
<li class="breadcrumb-item"><a href="../index.html">算子库支持</a></li>
|
||
<li class="breadcrumb-item"><a href="dsplib_index.html">DSP Library C API Reference</a></li>
|
||
<li class="breadcrumb-item active">ROIPooling</li>
|
||
<li class="wy-breadcrumbs-aside">
|
||
<a href="../../_sources/functionlib/dsplib/roipooling.rst.txt" rel="nofollow"> 查看页面源码</a>
|
||
</li>
|
||
</ul>
|
||
<hr/>
|
||
</div>
|
||
<div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
|
||
<div itemprop="articleBody">
|
||
|
||
<section id="roipooling">
|
||
<h1>ROIPooling<a class="headerlink" href="#roipooling" title="Link to this heading"></a></h1>
|
||
<p>对输入特征图按指定 ROI (Region of Interest) 进行池化操作，将每个 ROI 区域划分为固定大小的池化单元，并取每个通道的最大值输出。</p>
|
||
<div class="math notranslate nohighlight">
|
||
\[ \begin{align}\begin{aligned}\text{pooled\_height} = \left\lceil \frac{\text{roi\_end\_h} - \text{roi\_start\_h} + 1}{\text{pooled\_height}} \right\rceil\\\text{pooled\_width} = \left\lceil \frac{\text{roi\_end\_w} - \text{roi\_start\_w} + 1}{\text{pooled\_width}} \right\rceil\\\text{pooled\_output}[i,j,c] = \max_{h,w \in \text{bin}(i,j)} \text{input}[\text{roi\_start\_h}+h, \text{roi\_start\_w}+w, c]\end{aligned}\end{align} \]</div>
|
||
<p>其中:</p>
|
||
<ul class="simple">
|
||
<li><p>( text{bin}(i,j) ) 表示第 (i) 行、第 (j) 列池化单元对应的输入特征图区域。</p></li>
|
||
<li><p>(c) 表示通道索引。</p></li>
|
||
</ul>
|
||
<dl class="simple">
|
||
<dt>输入：</dt><dd><ul class="simple">
|
||
<li><p><strong>in_ptr</strong> - 输入特征图地址。</p></li>
|
||
<li><p><strong>input_n</strong> - 输入批大小。</p></li>
|
||
<li><p><strong>input_h</strong> - 输入高度。</p></li>
|
||
<li><p><strong>input_w</strong> - 输入宽度。</p></li>
|
||
<li><p><strong>input_c</strong> - 输入通道数。</p></li>
|
||
<li><p><strong>num_rois</strong> - ROI 数量。</p></li>
|
||
<li><p><strong>scale</strong> - ROI 缩放因子。</p></li>
|
||
<li><p><strong>pooled_height</strong> - 池化输出高度。</p></li>
|
||
<li><p><strong>pooled_width</strong> - 池化输出宽度。</p></li>
|
||
<li><p><strong>roi</strong> - ROI 坐标数组，格式为 [batch_index, x1, y1, x2, y2]。</p></li>
|
||
<li><p><strong>core_mask</strong> - 核掩码（仅适用于共享存储版本）。</p></li>
|
||
</ul>
|
||
</dd>
|
||
<dt>输出：</dt><dd><ul class="simple">
|
||
<li><p><strong>out_ptr</strong> - 池化输出地址。</p></li>
|
||
<li><p><strong>max_c</strong> - 每通道最大值缓冲区，用于计算池化结果。</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fp, int8</p></li>
|
||
<li><p>MT7004 支持hp, fp</p></li>
|
||
</ul>
|
||
</div>
|
||
<p><strong>共享存储版本:</strong></p>
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.fp_roipooling_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_roipooling_s</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_n</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_h</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_w</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_c</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">num_rois</span></span>, <span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="n"><span class="pre">scale</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_height</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_width</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">in_ptr</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">out_ptr</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">roi</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">max_c</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_roipooling_s" title="Link to this definition"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.hp_roipooling_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_roipooling_s</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_n</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_h</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_w</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_c</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">num_rois</span></span>, <span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="n"><span class="pre">scale</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_height</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_width</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">in_ptr</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">out_ptr</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">roi</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">max_c</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_roipooling_s" title="Link to this definition"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.i8_roipooling_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">i8_roipooling_s</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_n</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_h</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_w</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_c</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">num_rois</span></span>, <span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="n"><span class="pre">scale</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_height</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_width</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </span><span class="n"><span class="pre">int8_t</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">in_ptr</span></span>, <span class="n"><span class="pre">int8_t</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">out_ptr</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">roi</span></span>, <span class="n"><span class="pre">int8_t</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">max_c</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.i8_roipooling_s" title="Link to this definition"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<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="cp">#include</span><span class="w"> </span><span class="cpf"><stdio.h></span>
|
||
<span class="linenos"> 2</span><span class="cp">#include</span><span class="w"> </span><span class="cpf"><roipooling.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="w"> </span><span class="p">{</span>
|
||
<span class="linenos"> 5</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">input</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="p">)</span><span class="mh">0xA0000000</span><span class="p">;</span><span class="w"> </span><span class="c1">// 输入在DDR空间</span>
|
||
<span class="linenos"> 6</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="p">)</span><span class="mh">0xC0000000</span><span class="p">;</span>
|
||
<span class="linenos"> 7</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">max_c</span><span class="p">[</span><span class="mi">64</span><span class="p">];</span><span class="w"> </span><span class="c1">// 通道数假设为64</span>
|
||
<span class="linenos"> 8</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">roi</span><span class="p">[</span><span class="mi">10</span><span class="o">*</span><span class="mi">5</span><span class="p">];</span><span class="w"> </span><span class="c1">// 10个ROI示例</span>
|
||
<span class="linenos"> 9</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">num_rois</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">10</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">core_mask</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mh">0xff</span><span class="p">;</span>
|
||
<span class="linenos">11</span>
|
||
<span class="hll"><span class="linenos">12</span><span class="w"> </span><span class="n">fp_roipooling_s</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="w"> </span><span class="mi">32</span><span class="p">,</span><span class="w"> </span><span class="mi">32</span><span class="p">,</span><span class="w"> </span><span class="mi">64</span><span class="p">,</span><span class="w"> </span><span class="n">num_rois</span><span class="p">,</span><span class="w"> </span><span class="mf">1.0f</span><span class="p">,</span><span class="w"> </span><span class="mi">7</span><span class="p">,</span><span class="w"> </span><span class="mi">7</span><span class="p">,</span><span class="w"> </span><span class="n">input</span><span class="p">,</span><span class="w"> </span><span class="n">output</span><span class="p">,</span><span class="w"> </span><span class="n">roi</span><span class="p">,</span><span class="w"> </span><span class="n">max_c</span><span class="p">,</span><span class="w"> </span><span class="n">core_mask</span><span class="p">);</span>
|
||
</span><span class="linenos">13</span><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span>
|
||
<span class="linenos">14</span><span class="p">}</span>
|
||
</pre></div>
|
||
</div>
|
||
<p><strong>私有存储版本:</strong></p>
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.fp_roipooling_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_roipooling_p</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_n</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_h</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_w</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_c</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">num_rois</span></span>, <span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="n"><span class="pre">scale</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_height</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_width</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">in_ptr</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">out_ptr</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">roi</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">max_c</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.fp_roipooling_p" title="Link to this definition"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.hp_roipooling_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_roipooling_p</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_n</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_h</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_w</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_c</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">num_rois</span></span>, <span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="n"><span class="pre">scale</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_height</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_width</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">in_ptr</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">out_ptr</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">roi</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">max_c</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.hp_roipooling_p" title="Link to this definition"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<dl class="c function">
|
||
<dt class="sig sig-object c" id="c.i8_roipooling_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">i8_roipooling_p</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_n</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_h</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_w</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">input_c</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">num_rois</span></span>, <span class="kt"><span class="pre">float</span></span><span class="w"> </span><span class="n"><span class="pre">scale</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_height</span></span>, <span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="n"><span class="pre">pooled_width</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </span><span class="n"><span class="pre">int8_t</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">in_ptr</span></span>, <span class="n"><span class="pre">int8_t</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">out_ptr</span></span>, <span class="k"><span class="pre">const</span></span><span class="w"> </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">roi</span></span>, <span class="n"><span class="pre">int8_t</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">max_c</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.i8_roipooling_p" title="Link to this definition"></a><br /></dt>
|
||
<dd></dd></dl>
|
||
|
||
<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="cp">#include</span><span class="w"> </span><span class="cpf"><stdio.h></span>
|
||
<span class="linenos"> 2</span><span class="cp">#include</span><span class="w"> </span><span class="cpf"><roipooling.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="w"> </span><span class="p">{</span>
|
||
<span class="linenos"> 5</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">input</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="p">)</span><span class="mh">0x10810000</span><span class="p">;</span><span class="w"> </span><span class="c1">// 输入在L2空间</span>
|
||
<span class="linenos"> 6</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="p">)</span><span class="mh">0x10820000</span><span class="p">;</span>
|
||
<span class="linenos"> 7</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">max_c</span><span class="p">[</span><span class="mi">64</span><span class="p">];</span>
|
||
<span class="linenos"> 8</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">roi</span><span class="p">[</span><span class="mi">10</span><span class="o">*</span><span class="mi">5</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">num_rois</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">10</span><span class="p">;</span>
|
||
<span class="linenos">10</span>
|
||
<span class="hll"><span class="linenos">11</span><span class="w"> </span><span class="n">fp_roipooling_p</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="w"> </span><span class="mi">32</span><span class="p">,</span><span class="w"> </span><span class="mi">32</span><span class="p">,</span><span class="w"> </span><span class="mi">64</span><span class="p">,</span><span class="w"> </span><span class="n">num_rois</span><span class="p">,</span><span class="w"> </span><span class="mf">1.0f</span><span class="p">,</span><span class="w"> </span><span class="mi">7</span><span class="p">,</span><span class="w"> </span><span class="mi">7</span><span class="p">,</span><span class="w"> </span><span class="n">input</span><span class="p">,</span><span class="w"> </span><span class="n">output</span><span class="p">,</span><span class="w"> </span><span class="n">roi</span><span class="p">,</span><span class="w"> </span><span class="n">max_c</span><span class="p">);</span>
|
||
</span><span class="linenos">12</span><span class="w"> </span><span class="k">return</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span>
|
||
<span class="linenos">13</span><span class="p">}</span>
|
||
</pre></div>
|
||
</div>
|
||
</section>
|
||
|
||
|
||
</div>
|
||
</div>
|
||
<footer><div class="rst-footer-buttons" role="navigation" aria-label="页脚">
|
||
<a href="splice.html" class="btn btn-neutral float-left" title="Splice" accesskey="p" rel="prev"><span class="fa fa-arrow-circle-left" aria-hidden="true"></span> 上一页</a>
|
||
<a href="activation_grad.html" class="btn btn-neutral float-right" title="ActivationGrad" accesskey="n" rel="next">下一页 <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a>
|
||
</div>
|
||
|
||
<hr/>
|
||
|
||
<div role="contentinfo">
|
||
<p>© 版权所有 2025 - 2026, NUDT-674。</p>
|
||
</div>
|
||
|
||
利用 <a href="https://www.sphinx-doc.org/">Sphinx</a> 构建，使用的
|
||
<a href="https://github.com/readthedocs/sphinx_rtd_theme">主题</a>
|
||
由 <a href="https://readthedocs.org">Read the Docs</a> 开发.
|
||
|
||
|
||
</footer>
|
||
</div>
|
||
</div>
|
||
</section>
|
||
</div>
|
||
<script>
|
||
jQuery(function () {
|
||
SphinxRtdTheme.Navigation.enable(true);
|
||
});
|
||
</script>
|
||
|
||
</body>
|
||
</html> |