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<section id="detectionpostprocess">
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<h1>DetectionPostProcess<a class="headerlink" href="#detectionpostprocess" title="此标题的永久链接"></a></h1>
|
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<p>DetectionPostProcess 算子用于目标检测模型的后处理阶段，对网络预测的候选框和置信度进行解码、筛选和非极大值抑制（NMS），输出最终检测结果。
|
||
其主要功能包括：
|
||
1. 根据 anchor 信息对候选框进行解码；
|
||
2. 对各类别的候选框执行 NMS 操作；
|
||
3. 输出选中的检测框、类别及分数。</p>
|
||
<dl>
|
||
<dt>输入：</dt><dd><ul class="simple">
|
||
<li><p><strong>input_boxes</strong> - 检测框坐标数据地址，形状为 <code class="docutils literal notranslate"><span class="pre">[num_boxes,</span> <span class="pre">4]</span></code>。</p></li>
|
||
<li><p><strong>input_scores</strong> - 每个检测框对应的置信度分数，形状为 <code class="docutils literal notranslate"><span class="pre">[num_boxes,</span> <span class="pre">num_classes_with_bg_]</span></code>。</p></li>
|
||
<li><p><strong>anchors</strong> - Anchor 坐标数据地址，形状为 <code class="docutils literal notranslate"><span class="pre">[num_boxes,</span> <span class="pre">4]</span></code>。</p></li>
|
||
<li><p><strong>num_boxes</strong> - 候选框数量。</p></li>
|
||
<li><p><strong>num_classes_with_bg</strong> - 含背景类在内的类别数量。</p></li>
|
||
<li><p><strong>core_mask (int, 可选)</strong> - 核掩码（仅适用于共享存储版本）。</p></li>
|
||
<li><p><strong>param</strong> - 算子参数结构体，包含 NMS 阈值、检测数量限制、坐标缩放因子等。</p></li>
|
||
</ul>
|
||
<p><strong>结构体定义：</strong></p>
|
||
<div class="highlight-c notranslate"><div class="highlight"><pre><span></span><span class="linenos"> 1</span><span class="k">typedef</span><span class="w"> </span><span class="k">struct</span><span class="w"> </span><span class="p">{</span>
|
||
<span class="linenos"> 2</span><span class="w"> </span><span class="kt">bool</span><span class="w"> </span><span class="n">use_regular_nms</span><span class="p">;</span>
|
||
<span class="linenos"> 3</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">num_classes</span><span class="p">;</span>
|
||
<span class="linenos"> 4</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">max_detections</span><span class="p">;</span>
|
||
<span class="linenos"> 5</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">max_classes_per_detection</span><span class="p">;</span><span class="w"> </span><span class="c1">// Fast NMS使用</span>
|
||
<span class="linenos"> 6</span><span class="w"> </span><span class="kt">int</span><span class="w"> </span><span class="n">detections_per_class</span><span class="p">;</span><span class="w"> </span><span class="c1">// Regular NMS使用</span>
|
||
<span class="linenos"> 7</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">nms_score_threshold</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">nms_iou_threshold</span><span class="p">;</span>
|
||
<span class="linenos"> 9</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">y_scale</span><span class="p">;</span>
|
||
<span class="linenos">10</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">x_scale</span><span class="p">;</span>
|
||
<span class="linenos">11</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">h_scale</span><span class="p">;</span>
|
||
<span class="linenos">12</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">w_scale</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">num_boxes</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">num_classes_with_bg</span><span class="p">;</span>
|
||
<span class="linenos">15</span>
|
||
<span class="linenos">16</span><span class="w"> </span><span class="kt">void</span><span class="w"> </span><span class="o">*</span><span class="n">decoded_boxes</span><span class="p">;</span>
|
||
<span class="linenos">17</span><span class="w"> </span><span class="kt">uint8_t</span><span class="w"> </span><span class="o">*</span><span class="n">nms_candidate</span><span class="p">;</span>
|
||
<span class="linenos">18</span><span class="w"> </span><span class="kt">int32_t</span><span class="w"> </span><span class="o">*</span><span class="n">selected</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="o">*</span><span class="n">scores</span><span class="p">;</span>
|
||
<span class="linenos">20</span><span class="w"> </span><span class="kt">int32_t</span><span class="w"> </span><span class="o">*</span><span class="n">indexes</span><span class="p">;</span>
|
||
<span class="linenos">21</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">all_class_scores</span><span class="p">;</span>
|
||
<span class="linenos">22</span><span class="w"> </span><span class="kt">int32_t</span><span class="w"> </span><span class="o">*</span><span class="n">all_class_indexes</span><span class="p">;</span>
|
||
<span class="linenos">23</span><span class="w"> </span><span class="kt">int32_t</span><span class="w"> </span><span class="o">*</span><span class="n">single_class_indexes</span><span class="p">;</span>
|
||
<span class="linenos">24</span>
|
||
<span class="linenos">25</span><span class="w"> </span><span class="c1">// INT8 量化参数（仅在 Int8 模式下使用）</span>
|
||
<span class="linenos">26</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">boxes_scale</span><span class="p">;</span>
|
||
<span class="linenos">27</span><span class="w"> </span><span class="kt">int32_t</span><span class="w"> </span><span class="n">boxes_zero_point</span><span class="p">;</span>
|
||
<span class="linenos">28</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="n">scores_scale</span><span class="p">;</span>
|
||
<span class="linenos">29</span><span class="w"> </span><span class="kt">int32_t</span><span class="w"> </span><span class="n">scores_zero_point</span><span class="p">;</span>
|
||
<span class="linenos">30</span>
|
||
<span class="linenos">31</span><span class="p">}</span><span class="w"> </span><span class="n">DetectionPostProcessParameter</span><span class="p">;</span>
|
||
</pre></div>
|
||
</div>
|
||
</dd>
|
||
<dt>输出：</dt><dd><ul class="simple">
|
||
<li><p><strong>output_boxes</strong> - 输出检测框坐标。</p></li>
|
||
<li><p><strong>output_classes</strong> - 输出检测框类别索引。</p></li>
|
||
<li><p><strong>output_scores</strong> - 输出检测框对应的置信度。</p></li>
|
||
<li><p><strong>output_num</strong> - 实际输出的检测框数量。</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, int8</p></li>
|
||
<li><p>MT7004 支持 fp16, fp32</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_detection_post_process_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_detection_post_process_s</span></span></span><span class="sig-paren">(</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">input_boxes</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">input_scores</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">anchors</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_boxes</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_classes</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_scores</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_num</span></span>, <span class="n"><span class="pre">DetectionPostProcessParameter</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">param</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_detection_post_process_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.i8_detection_post_process_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_detection_post_process_s</span></span></span><span class="sig-paren">(</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">input_boxes</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">input_scores</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">anchors</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_boxes</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_classes</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_scores</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_num</span></span>, <span class="n"><span class="pre">DetectionPostProcessParameter</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">param</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_detection_post_process_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.hp_detection_post_process_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_detection_post_process_s</span></span></span><span class="sig-paren">(</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">input_boxes</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">input_scores</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">anchors</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_boxes</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_classes</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_scores</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_num</span></span>, <span class="n"><span class="pre">DetectionPostProcessParameter</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">param</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_detection_post_process_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="w"> </span><span class="o">*</span><span class="n">input_boxes</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="linenos"> 6</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">input_scores</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">0xA1000000</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="o">*</span><span class="n">anchors</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">0xA2000000</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="o">*</span><span class="n">output_boxes</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">0xA3000000</span><span class="p">;</span>
|
||
<span class="linenos"> 9</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output_classes</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">0xA4000000</span><span class="p">;</span>
|
||
<span class="linenos">10</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output_scores</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">0xA5000000</span><span class="p">;</span>
|
||
<span class="linenos">11</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output_num</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">0xA6000000</span><span class="p">;</span>
|
||
<span class="linenos">12</span><span class="w"> </span><span class="n">DetectionPostProcessParameter</span><span class="o">*</span><span class="w"> </span><span class="n">param</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="p">(</span><span class="n">DetectionPostProcessParameter</span><span class="o">*</span><span class="p">)</span><span class="mh">0xA7000000</span><span class="p">;</span>
|
||
<span class="linenos">13</span>
|
||
<span class="linenos">14</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">use_regular_nms</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="nb">true</span><span class="p">;</span>
|
||
<span class="linenos">15</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">num_classes</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">3</span><span class="p">;</span>
|
||
<span class="linenos">16</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">max_detections</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">50</span><span class="p">;</span>
|
||
<span class="linenos">17</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">max_classes_per_detection</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">18</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">detections_per_class</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">50</span><span class="p">;</span>
|
||
<span class="linenos">19</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">nms_score_threshold</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">0.1f</span><span class="p">;</span>
|
||
<span class="linenos">20</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">nms_iou_threshold</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">0.5f</span><span class="p">;</span>
|
||
<span class="linenos">21</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">y_scale</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">10.0f</span><span class="p">;</span>
|
||
<span class="linenos">22</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">x_scale</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">10.0f</span><span class="p">;</span>
|
||
<span class="linenos">23</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">h_scale</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">5.0f</span><span class="p">;</span>
|
||
<span class="linenos">24</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">w_scale</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">5.0f</span><span class="p">;</span>
|
||
<span class="linenos">25</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">num_boxes</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">100</span><span class="p">;</span>
|
||
<span class="linenos">26</span><span class="w"> </span><span class="n">param</span><span class="o">-></span><span class="n">num_classes_with_bg</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">27</span>
|
||
<span class="linenos">28</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">29</span>
|
||
<span class="hll"><span class="linenos">30</span><span class="w"> </span><span class="n">fp_detection_post_process_s</span><span class="p">(</span><span class="n">input_boxes</span><span class="p">,</span><span class="w"> </span><span class="n">input_scores</span><span class="p">,</span><span class="w"> </span><span class="n">anchors</span><span class="p">,</span><span class="w"> </span><span class="n">output_boxes</span><span class="p">,</span><span class="w"> </span><span class="n">output_classes</span><span class="p">,</span><span class="w"> </span><span class="n">output_scores</span><span class="p">,</span><span class="w"> </span><span class="n">output_num</span><span class="p">,</span><span class="w"> </span><span class="n">param</span><span class="p">,</span><span class="w"> </span><span class="n">core_mask</span><span class="p">);</span>
|
||
</span><span class="linenos">31</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">32</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.fp_detection_post_process_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_detection_post_process_p</span></span></span><span class="sig-paren">(</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">input_boxes</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">input_scores</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">anchors</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_boxes</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_classes</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_scores</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_num</span></span>, <span class="n"><span class="pre">DetectionPostProcessParameter</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">param</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.fp_detection_post_process_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.i8_detection_post_process_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_detection_post_process_p</span></span></span><span class="sig-paren">(</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">input_boxes</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">input_scores</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">anchors</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_boxes</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_classes</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_scores</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_num</span></span>, <span class="n"><span class="pre">DetectionPostProcessParameter</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">param</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.i8_detection_post_process_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.hp_detection_post_process_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_detection_post_process_p</span></span></span><span class="sig-paren">(</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">input_boxes</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">input_scores</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">anchors</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_boxes</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_classes</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_scores</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_num</span></span>, <span class="n"><span class="pre">DetectionPostProcessParameter</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">param</span></span><span class="sig-paren">)</span><a class="headerlink" href="#c.hp_detection_post_process_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">//MT7004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="n">DetectionPostProcessParameter</span><span class="w"> </span><span class="n">param</span><span class="p">;</span>
|
||
<span class="linenos"> 6</span>
|
||
<span class="linenos"> 7</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">use_regular_nms</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"> 8</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">num_classes</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">3</span><span class="p">;</span>
|
||
<span class="linenos"> 9</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">max_detections</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">50</span><span class="p">;</span>
|
||
<span class="linenos">10</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">max_classes_per_detection</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">11</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">detections_per_class</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">50</span><span class="p">;</span>
|
||
<span class="linenos">12</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">nms_score_threshold</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">0.1f</span><span class="p">;</span>
|
||
<span class="linenos">13</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">nms_iou_threshold</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">0.5f</span><span class="p">;</span>
|
||
<span class="linenos">14</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">y_scale</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">10.0f</span><span class="p">;</span>
|
||
<span class="linenos">15</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">x_scale</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">10.0f</span><span class="p">;</span>
|
||
<span class="linenos">16</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">h_scale</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">5.0f</span><span class="p">;</span>
|
||
<span class="linenos">17</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">w_scale</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">5.0f</span><span class="p">;</span>
|
||
<span class="linenos">18</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">num_boxes</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">1917</span><span class="p">;</span>
|
||
<span class="linenos">19</span><span class="w"> </span><span class="n">param</span><span class="p">.</span><span class="n">num_classes_with_bg</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">20</span>
|
||
<span class="linenos">21</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">input_boxes</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="linenos">22</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">input_scores</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">0xA1000000</span><span class="p">;</span>
|
||
<span class="linenos">23</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">anchors</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">0xA2000000</span><span class="p">;</span>
|
||
<span class="linenos">24</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output_boxes</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">0xA3000000</span><span class="p">;</span>
|
||
<span class="linenos">25</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output_classes</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">0xA4000000</span><span class="p">;</span>
|
||
<span class="linenos">26</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output_scores</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">0xA5000000</span><span class="p">;</span>
|
||
<span class="linenos">27</span><span class="w"> </span><span class="kt">float</span><span class="w"> </span><span class="o">*</span><span class="n">output_num</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">0xA6000000</span><span class="p">;</span>
|
||
<span class="linenos">28</span>
|
||
<span class="hll"><span class="linenos">29</span><span class="w"> </span><span class="n">fp_detection_post_process_p</span><span class="p">(</span><span class="n">input_boxes</span><span class="p">,</span><span class="w"> </span><span class="n">input_scores</span><span class="p">,</span><span class="w"> </span><span class="n">anchors</span><span class="p">,</span><span class="w"> </span><span class="n">output_boxes</span><span class="p">,</span><span class="w"> </span><span class="n">output_classes</span><span class="p">,</span><span class="w"> </span><span class="n">output_scores</span><span class="p">,</span><span class="w"> </span><span class="n">output_num</span><span class="p">,</span><span class="w"> </span><span class="n">param</span><span class="p">);</span>
|
||
</span><span class="linenos">30</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">31</span><span class="p">}</span>
|
||
</pre></div>
|
||
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