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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_test.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">测试指南</h1><div class="date inPage">21 Jan 2025</div><div style="color: gray;">
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Read time: 2 minute(s)
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</div><div class="- topic/body concept/conbody body conbody"><p class="- topic/p p" data-ofbid="d111995e22__20250121171554">测试用例 player_demo 主要功能是播放 MP4 和 MP3 文件。以 player_demo 为例，详细测试流程如下所示： </p><div class="- topic/p p" data-ofbid="d111995e24__20250121171554">
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<ol class="- topic/ol ol" id="mpp_player_test_guide__ol_bcn_t13_d1c" data-ofbid="mpp_player_test_guide__ol_bcn_t13_d1c"><li class="- topic/li li" data-ofbid="d111995e27__20250121171554">准备测试文件，确保测试文件满足播放器支持的文件格式要求，即 MP4 封装，视频 H264 编码，音频 MP3/AAC
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编码。<p class="- topic/p p" data-ofbid="d111995e29__20250121171554">如果视频格式不符合要求，需要使用 ffmpeg （官网地址：<a class="- topic/xref xref" href="http://ffmpeg.org/" target="_blank" rel="external noopener">http://ffmpeg.org/</a>）进行转码。</p><div class="- topic/p p" data-ofbid="d111995e35__20250121171554">转码命令：<ul class="- topic/ul ul" id="mpp_player_test_guide__ul_isn_w13_d1c" data-ofbid="mpp_player_test_guide__ul_isn_w13_d1c"><li class="- topic/li li" data-ofbid="d111995e38__20250121171554">视频是 H264 编码，音频转码为
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MP3<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="mpp_player_test_guide__codeblock_kst_w13_d1c" data-ofbid="mpp_player_test_guide__codeblock_kst_w13_d1c">ffmpeg.exe -i src.mp4 -vcodec copy -acodec libmp3lame des.mp4</pre></li><li class="- topic/li li" data-ofbid="d111995e42__20250121171554">视频是 H264 编码，音频转码为
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AAC<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="mpp_player_test_guide__codeblock_j1k_x13_d1c" data-ofbid="mpp_player_test_guide__codeblock_j1k_x13_d1c">ffmpeg.exe -i src.mp4 -vcodec copy -acodec aac des.mp4</pre></li><li class="- topic/li li" data-ofbid="d111995e46__20250121171554">视频转码为 H264，音频转码为
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AAC<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="mpp_player_test_guide__codeblock_mqd_y13_d1c" data-ofbid="mpp_player_test_guide__codeblock_mqd_y13_d1c">ffmpeg.exe -i src.mp4 -vcodec libx264 -bf <span class="hl-number">0</span> -refs <span class="hl-number">2</span> -acodec aac des.mp4</pre></li></ul></div></li><li class="- topic/li li" data-ofbid="d111995e50__20250121171554">挂载 SD 卡。<div class="- topic/p p" data-ofbid="d111995e52__20250121171554">测试视频一般比较大，所以需要准备一张 SD 卡，并格式化成 FAT32 格式，将测试视频 copy 到 SD 卡上。 插入 SD
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卡启动，若启动后，系统没有自动挂载 SD
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卡，使用下面命令挂载：<pre class="+ topic/pre pr-d/codeblock pre codeblock" id="mpp_player_test_guide__codeblock_exm_mhn_4dc" data-ofbid="mpp_player_test_guide__codeblock_exm_mhn_4dc"><code>mount sd0/sd0p0 / elm # 将 SD 卡挂在到根目录下,"sd0 或 sd0p0" - SD 卡设备节点， "/" - 根目录 ， "elm"-fat32 文件系统</code></pre></div></li><li class="- topic/li li" data-ofbid="d111995e56__20250121171554">通过 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">adb push</span> 将视频推送到 sd 卡上的 video
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目录<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="mpp_player_test_guide__codeblock_wlv_z13_d1c" data-ofbid="mpp_player_test_guide__codeblock_wlv_z13_d1c">adb push your_video /mnt/sd/video</pre></li><li class="- topic/li li" data-ofbid="d111995e63__20250121171554">执行正确的命令，运行 player_demo 测试用例。<p class="- topic/p p" data-ofbid="d111995e65__20250121171554">使用 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">player_demo -h</span>
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命令可查看使用说明。</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="mpp_player_test_guide__codeblock_pgp_fb3_d1c" data-ofbid="mpp_player_test_guide__codeblock_pgp_fb3_d1c">player_demo -h #查看使用说明
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-i input stream file name
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-t directory of test files
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-l loop time
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-h help
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Example1(test single file <strong class="hl-keyword">for</strong> <span class="hl-number">1</span> time): player_demo -i /mnt/video/test.mp4
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Example2(test single file <strong class="hl-keyword">for</strong> <span class="hl-number">3</span> times): player_demo -i /mnt/video/test.mp4 -l <span class="hl-number">3</span>
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Example3(test some files <strong class="hl-keyword">for</strong> <span class="hl-number">1</span> time ) : player_demo -t /mnt/video
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Example4(test some file <strong class="hl-keyword">for</strong> <span class="hl-number">3</span> times ): player_demo -i /mnt/video -l <span class="hl-number">3</span>
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---------------------------------------------------------------------------------------
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-------------------------------control key <strong class="hl-keyword">while</strong> playing-------------------------------
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---------------------------------------------------------------------------------------
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(<span class="hl-string">'d'</span> + Enter): play next
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(<span class="hl-string">'u'</span> + Enter): play previous
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(<span class="hl-string">'p'</span> + Enter): pause/play
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(<span class="hl-string">'+'</span> + Enter): volum+<span class="hl-number">5</span>
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(<span class="hl-string">'-'</span> + Enter): volum-<span class="hl-number">5</span>
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(<span class="hl-string">'m'</span> + Enter): enter/eixt mute
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(<span class="hl-string">'c'</span> + Enter): capture pic,firstly,please pause and then capture
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(<span class="hl-string">'f'</span> + Enter): seek+<span class="hl-number">8</span>s
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(<span class="hl-string">'b'</span> + Enter): seek-<span class="hl-number">8</span>s
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(<span class="hl-string">'z'</span> + Enter): seek to the start of the file
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(<span class="hl-string">'r'</span> + Enter): rotation</pre></li></ol>
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</div><div class="- topic/p p" data-ofbid="d111995e73__20250121171554">测试结果预期：<ul class="- topic/ul ul" id="mpp_player_test_guide__ul_bg4_cb3_d1c" data-ofbid="mpp_player_test_guide__ul_bg4_cb3_d1c"><li class="- topic/li li" data-ofbid="d111995e76__20250121171554">循环播放视频列表，同时可以控制
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<span class="+ topic/ph sw-d/filepath ph filepath">pause/next/previous/volum+/volume-/forward/backward/capture/rotat</span>e。</li><li class="- topic/li li" data-ofbid="d111995e81__20250121171554">播放过程视频无明显异常，音视频始终同步。</li></ul></div></div></article></main></div>
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