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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic concept/concept topic concept" role="article" aria-labelledby="ariaid-title1"><span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/mpp/mpp_player_debug.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">调试指南</h1><div class="date inPage">15 Jan 2024</div><div style="color: gray;">
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Read time: 1 minute(s)
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</div><div class="- topic/body concept/conbody body conbody"><section class="- topic/section section" id="mpp_player_debug_guide__section_f5y_n13_d1c" data-ofbid="mpp_player_debug_guide__section_f5y_n13_d1c"><h2 class="- topic/title title sectiontitle">Player 调试</h2>
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<p class="- topic/p p" data-ofbid="d277562e29__20250121171749">Player 和 MPP 使用相同的 log 函数，打开 Player 调试，同时也会打开 MPP 的调试。MPP 调试 log 等级分为 ERROR, WARNING,
|
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INFO, DEBUG, VERBOSE。通过 LOGL_DEFAULT 定义 MPP 全局的 log 等级。 默认 log 等级为 ERROR。</p>
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<div class="- topic/p p" data-ofbid="d277562e32__20250121171749">源文件路径：<span class="+ topic/ph sw-d/filepath ph filepath">aic-mpp/base/include/mpp_log.h</span><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="mpp_player_debug_guide__codeblock_b2j_p13_d1c" data-ofbid="mpp_player_debug_guide__codeblock_b2j_p13_d1c"><strong class="hl-keyword">enum</strong> log_level {
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LOGL_ERROR = <span class="hl-number">0</span>,
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LOGL_WARNING,
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LOGL_INFO,
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LOGL_DEBUG,
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LOGL_VERBOSE,
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LOGL_COUNT,
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LOGL_DEFAULT = LOGL_ERROR,
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LOGL_FORCE_DEBUG = <span class="hl-number">0x10</span>,
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};</pre></div>
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</section><section class="- topic/section section" id="mpp_player_debug_guide__section_h5y_n13_d1c" data-ofbid="mpp_player_debug_guide__section_h5y_n13_d1c"><h2 class="- topic/title title sectiontitle">子模块调试</h2>
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<div class="- topic/p p" data-ofbid="d277562e44__20250121171749">打开子模块调试 log
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方式，在子模块中添加：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="mpp_player_debug_guide__codeblock_t5m_p13_d1c" data-ofbid="mpp_player_debug_guide__codeblock_t5m_p13_d1c">#<span class="hl-directive">define</span> LOG_DEBUG</pre></div>
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#mpp_player_debug_guide__section_f5y_n13_d1c" data-tocid="mpp_player_debug_guide__section_f5y_n13_d1c">Player 调试</a></div></li><li class="section-item"><div class="section-title"><a href="#mpp_player_debug_guide__section_h5y_n13_d1c" data-tocid="mpp_player_debug_guide__section_h5y_n13_d1c">子模块调试</a></div></li></ul></div>
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