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concept_h4d_fwt_tzb-d3752e4425-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/dvp/dvp_user_guide.html" id="concept_h4d_fwt_tzb-d3752e4425-link">DVP 使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="ge-d3752e4567" class="topicref" data-id="ge" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action ge-d3752e4567-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/ge/ge_user_guide.html" id="ge-d3752e4567-link">GE 使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="i2s-d3752e4709" class="topicref" data-id="i2s" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action i2s-d3752e4709-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/i2s/i2s_user_guide.html" id="i2s-d3752e4709-link">I2S 使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="ve-d3752e4835" class="topicref" data-id="ve" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action ve-d3752e4835-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/ve/ve-user-guide.html" id="ve-d3752e4835-link">VE 使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="mpp-d3752e4907" class="topicref" data-id="mpp" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action mpp-d3752e4907-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/mpp/mpp_user_guide.html" id="mpp-d3752e4907-link">MPP 使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="mpp_0-d3752e5061" class="topicref" data-id="mpp_0" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action mpp_0-d3752e5061-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/mpp/mpp_player_user_guide.html" id="mpp_0-d3752e5061-link">MPP 播放器使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3752e5159" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3752e5159-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/mpp/mpp_recorder_user_guide.html" id="id-d3752e5159-link">MPP 录像使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3752e5243" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3752e5243-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/mpp/mini_audio_player_user_guide.html" id="id-d3752e5243-link">MPP 音频播放器使用指南</a></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3752e5328" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3752e5328-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/lvgl/lvgl_introduction.html" id="id-d3752e5328-link">LVGL 使用指南</a></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="concept_nww_hzh_pzb-d3752e5544" class="topicref" data-id="concept_nww_hzh_pzb" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action concept_nww_hzh_pzb-d3752e5544-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-interface-sdk.html" id="concept_nww_hzh_pzb-d3752e5544-link">接口</a><div class="wh-tooltip"><p class="shortdesc">CAN<span class="ph">、CAP</span>、CIR、GPAI、GPIO、I2C、PSADC、PWM 等接口模块的介绍和使用说明。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="chapter-safety-d3752e6799" class="topicref" data-id="chapter-safety" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action chapter-safety-d3752e6799-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-safety-sdk.html" id="chapter-safety-d3752e6799-link">安全</a><div class="wh-tooltip"><p class="shortdesc">SPI ENC、CE、eFuse 等安全模块的介绍和使用说明。</p></div></div></div></li></ul></li></ul></div>
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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" role="article" aria-labelledby="ariaid-title1">
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<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://aicdocco/taskstopics/sdk/display/display_interface_lite.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">接口设计</h1>
|
||
<div class="date inPage">16 May 2025</div><div style="color: gray;">
|
||
Read time: 6 minute(s)
|
||
</div>
|
||
<div class="- topic/body body">
|
||
<p class="- topic/p p" data-ofbid="d30573e29__20250519091504"><span class="- topic/ph ph">Luban-Lite</span> SDK 通过 MPP 中间件，对外提供一套统一的接口来控制显示驱动，屏蔽操作系统内核和裸机方案的差异。</p>
|
||
<div class="- topic/p p" data-ofbid="d30573e34__20250519091504">以下是 <span class="- topic/ph ph">Luban-Lite</span> SDK 的主要功能和接口说明：<ol class="- topic/ol ol arabic simple" id="id__ol_p45_k2s_2dc" data-ofbid="id__ol_p45_k2s_2dc">
|
||
<li class="- topic/li li" data-ofbid="d30573e41__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e43__20250519091504">获取图层个数</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e47__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e49__20250519091504">获取图层能力</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e53__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e55__20250519091504">获取图层配置数据</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e59__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e61__20250519091504">更新图层配置数据</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e65__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e67__20250519091504">支持同时更新多图层配置数据</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e72__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e74__20250519091504">支持图层 scaler 设置</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e78__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e80__20250519091504">支持 alpha blending 设置</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e84__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e86__20250519091504">支持 color key 设置</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e90__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e92__20250519091504">支持 disp prop 色彩设置</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e96__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e98__20250519091504">支持 CCM 色彩矩阵设置</p>
|
||
</li>
|
||
<li class="- topic/li li" data-ofbid="d30573e102__20250519091504">
|
||
<p class="- topic/p p" data-ofbid="d30573e104__20250519091504">支持 Gamma 设置</p>
|
||
</li>
|
||
</ol></div>
|
||
<section class="- topic/section section" id="id__section_o45_k2s_2dc" data-ofbid="id__section_o45_k2s_2dc"><h2 class="- topic/title title sectiontitle">MPP 接口</h2>
|
||
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_q45_k2s_2dc" data-ofbid="id__table_q45_k2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 1</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">mpp_fb_open</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_q45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e130__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_q45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e134__20250519091504">struct mpp_fb *mpp_fb_open(void);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_q45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e144__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_q45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e148__20250519091504">获取一个 mpp_fb 句柄</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_q45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e155__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_q45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e159__20250519091504">void</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_q45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e166__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_q45_k2s_2dc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d30573e171__20250519091504">非空：成功</p>
|
||
<p class="- topic/p p" data-ofbid="d30573e174__20250519091504">NULL：失败</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_q45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e182__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_q45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e186__20250519091504">无 </p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_r45_k2s_2dc" data-ofbid="id__table_r45_k2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 2</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">mpp_fb_close</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_r45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e209__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_r45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e213__20250519091504">void mpp_fb_close(struct mpp_fb *fb);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_r45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e223__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_r45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e227__20250519091504">释放 mpp_fb 句柄</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_r45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e234__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_r45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e238__20250519091504">fb: mpp_fb 句柄</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_r45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e245__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_r45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e249__20250519091504">void</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_r45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e256__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_r45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e260__20250519091504">无 </p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_s45_k2s_2dc" data-ofbid="id__table_s45_k2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 3</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">mpp_fb_probe</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_s45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e283__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_s45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e287__20250519091504">int mpp_fb_probe(void);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_s45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e297__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_s45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e301__20250519091504">probe fb</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_s45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e308__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_s45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e312__20250519091504">void</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_s45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e319__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_s45_k2s_2dc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d30573e324__20250519091504">0：成功</p>
|
||
<p class="- topic/p p" data-ofbid="d30573e327__20250519091504"><0：失败</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_s45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e335__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_s45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e339__20250519091504">多次调用也只会 probe 一次，需要在 mpp_fb_open() 操作前调用 </p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_t45_k2s_2dc" data-ofbid="id__table_t45_k2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 4</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">mpp_fb_ioctl</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_t45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e362__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_t45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e366__20250519091504">int mpp_fb_ioctl(struct mpp_fb *fb, int cmd, void *args);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_t45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e376__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_t45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e380__20250519091504">ioctl 调用，控制显示驱动</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_t45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e387__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_t45_k2s_2dc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d30573e392__20250519091504">fb: MPP FB 文件句柄</p>
|
||
<p class="- topic/p p" data-ofbid="d30573e395__20250519091504">CMD: 操作命名</p>
|
||
<p class="- topic/p p" data-ofbid="d30573e398__20250519091504">args: ioctl 调用私有数据</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_t45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e406__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_t45_k2s_2dc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d30573e411__20250519091504">0：成功</p>
|
||
<p class="- topic/p p" data-ofbid="d30573e414__20250519091504"><0：失败</p>
|
||
</td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_t45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e422__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_t45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e426__20250519091504">无</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
</section>
|
||
<section class="- topic/section section" id="id__section_u45_k2s_2dc" data-ofbid="id__section_u45_k2s_2dc"><h2 class="- topic/title title sectiontitle">ioctl CMD</h2>
|
||
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_v45_k2s_2dc" data-ofbid="id__table_v45_k2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 5</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_WAIT_FOR_VSYNC</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_v45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e455__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_v45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e459__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, unsigned int
|
||
*pvalue);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_v45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e469__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_v45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e473__20250519091504">等待 Vsync 信号</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_v45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e480__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_v45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e484__20250519091504">CMD: AICFB_WAIT_FOR_VSYNC pvalue:该值无意义，可为 NULL</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_v45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e491__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_v45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e495__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_v45_k2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e502__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_v45_k2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e506__20250519091504">无 </p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_xd4_j2s_2dc" data-ofbid="id__table_xd4_j2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 6</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_GET_LAYER_NUM</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_xd4_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e529__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_xd4_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e533__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_layer_num *pvalue);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_xd4_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e543__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_xd4_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e547__20250519091504">获取显示图层的个数, 包括 UI 图层个数和 Video 图层</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_xd4_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e554__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_xd4_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e558__20250519091504">CMD: AICFB_GET_LAYER_NUM player_num: 参考结构体<a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-layer-num">struct
|
||
aicfb_layer_num</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_xd4_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e569__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_xd4_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e573__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_xd4_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e580__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_xd4_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e584__20250519091504">无</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_uqd_j2s_2dc" data-ofbid="id__table_uqd_j2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 7</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_GET_LAYER_CAPABILITY</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_uqd_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e607__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_uqd_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e611__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_layer_capability *player_cap);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_uqd_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e621__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_uqd_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e625__20250519091504">获取当前图层的能力</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_uqd_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e632__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_uqd_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e636__20250519091504">CMD: AICFB_GET_LAYER_CAPABILITY player_cap: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-layer-capability">struct aicfb_layer_capability</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_uqd_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e647__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_uqd_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e651__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_uqd_j2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e658__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_uqd_j2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e662__20250519091504">调用接口前要先填写结构体中的 layer_id</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_lwq_32s_2dc" data-ofbid="id__table_lwq_32s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 8</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_GET_LAYER_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_lwq_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e685__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_lwq_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e689__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_layer_data *player_conf);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lwq_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e699__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lwq_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e703__20250519091504">获取图层配置信息</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lwq_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e710__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lwq_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e714__20250519091504">CMD: AICFB_GET_LAYER_CONFIG player_conf: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-layer-data">struct
|
||
aicfb_layer_data</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lwq_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e725__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lwq_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e729__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_lwq_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e736__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_lwq_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e740__20250519091504"> 调用接口前要先填写结构体中的 layer_id，如果是多矩形窗口要同时填写 rect_win_id </p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_lhd_32s_2dc" data-ofbid="id__table_lhd_32s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 9</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_UPDATE_LAYER_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_lhd_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e764__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_lhd_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e768__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_layer_data *player_conf)</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lhd_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e778__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lhd_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e782__20250519091504">更新图层配置信息</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lhd_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e789__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lhd_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e793__20250519091504">CMD: AICFB_UPDATE_LAYER_CONFIG player_ocnf:参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-layer-data">struct
|
||
aicfb_layer_data</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_lhd_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e804__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_lhd_32s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e808__20250519091504">0: 成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_lhd_32s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e815__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_lhd_32s_2dc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d30573e820__20250519091504">如果是仅更新图层的部分 config data 信息，</p>
|
||
<p class="- topic/p p" data-ofbid="d30573e823__20250519091504">可以先调用接口 AICFB_GET_LAYER_CONFIG，获取当前图层信息，</p>
|
||
<p class="- topic/p p" data-ofbid="d30573e826__20250519091504">然后再修改要更新的图像信息，最后再调用此接口更新图层信息</p>
|
||
</td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_zfs_h2s_2dc" data-ofbid="id__table_zfs_h2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 10</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_UPDATE_LAYER_CONFIG_LISTS</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_zfs_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e850__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_zfs_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e854__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_config_lists *player_lists);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_zfs_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e864__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_zfs_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e868__20250519091504">更新图层配置数据列表</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_zfs_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e875__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_zfs_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e879__20250519091504">CMD: AICFB_UPDATE_LAYER_CONFIG_LISTS aicfb_config_lists
|
||
player_lists: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-config-lists">struct
|
||
aicfb_config_lists</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_zfs_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e890__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_zfs_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e894__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_zfs_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e901__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_zfs_h2s_2dc__entry__2">
|
||
<p class="- topic/p p" data-ofbid="d30573e906__20250519091504">通过此接口可以同时更新多个图层或者多个窗口的配置信息</p>
|
||
<p class="- topic/p p" data-ofbid="d30573e909__20250519091504">通过此接口调用的好处是相关图层配置的更新可以同时生效</p>
|
||
</td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_bhg_h2s_2dc" data-ofbid="id__table_bhg_h2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 11</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_GET_ALPHA_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_bhg_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e933__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_bhg_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e937__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_alpha_config *alpha);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_bhg_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e947__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_bhg_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e951__20250519091504">获取当前图层的 Alpha 配置</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_bhg_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e958__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_bhg_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e962__20250519091504">CMD: AICFB_GET_ALPHA_CONFIG alpha: 参结考构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-alpha-config">struct
|
||
aicfb_alpha_config</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_bhg_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e973__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_bhg_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e977__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_bhg_h2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e984__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_bhg_h2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e988__20250519091504">无</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_qvv_g2s_2dc" data-ofbid="id__table_qvv_g2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 12</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_UPDATE_ALPHA_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_qvv_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1011__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_qvv_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1015__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_alpha_config *alpha);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qvv_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1025__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qvv_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1029__20250519091504">更新当前图层的 Alpha 配置</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qvv_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1036__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qvv_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1040__20250519091504">CMD: AICFB_UPDATE_ALPHA_CONFIG alpha: 参结考构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-alpha-config">struct
|
||
aicfb_alpha_config</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qvv_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1051__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qvv_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1055__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_qvv_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1062__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_qvv_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1066__20250519091504">无</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_qtj_g2s_2dc" data-ofbid="id__table_qtj_g2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 13</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_GET_CK_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_qtj_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1089__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_qtj_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1093__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_ck_config *player_ck);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qtj_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1103__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qtj_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1107__20250519091504">获取当前图层的 CK 配置</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qtj_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1114__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qtj_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1118__20250519091504">CMD: AICFB_GET_CK_CONFIG player_ck: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-ck-config"> >struct
|
||
aicfb_ck_config</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_qtj_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1129__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_qtj_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1133__20250519091504">0：成功 -1：当前图层不支持 color key</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_qtj_g2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1140__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_qtj_g2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1144__20250519091504">无</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_zdy_f2s_2dc" data-ofbid="id__table_zdy_f2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 14</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_UPDATE_CK_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_zdy_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1167__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_zdy_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1171__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_ck_config *player_ck);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_zdy_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1181__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_zdy_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1185__20250519091504">更新当前图层的 CK 配置</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_zdy_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1192__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_zdy_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1196__20250519091504">CMD: AICFB_SET_CK_CONFIG player_ck: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-ck-config">struct
|
||
aicfb_ck_config</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_zdy_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1207__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_zdy_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1211__20250519091504">0： 成功 -1：当前图层不支持 color key</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_zdy_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1218__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_zdy_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1222__20250519091504">无</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_rkm_f2s_2dc" data-ofbid="id__table_rkm_f2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 15</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_GET_CCM_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_rkm_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1246__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_rkm_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1250__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_ccm_config *ccm);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_rkm_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1260__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_rkm_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1264__20250519091504">获取 DE 当前的 CCM 色彩矩阵配置</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_rkm_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1271__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_rkm_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1275__20250519091504">CMD: AICFB_GET_CCM_CONFIG ccm: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-ccm-config">struct
|
||
aicfb_ccm_config</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_rkm_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1286__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_rkm_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1290__20250519091504">0： 成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_rkm_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1297__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_rkm_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1301__20250519091504">支持 D13x/D12x 系列</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_g2c_f2s_2dc" data-ofbid="id__table_g2c_f2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 16</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_UPDATE_CCM_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_g2c_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1324__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_g2c_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1328__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_ccm_config *ccm);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_g2c_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1338__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_g2c_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1342__20250519091504">更新 DE 的 CCM 色彩矩阵配置</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_g2c_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1349__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_g2c_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1353__20250519091504">CMD: AICFB_UPDATE_CCM_CONFIG ccm: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-ccm-config"> >struct
|
||
aicfb_ccm_config</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_g2c_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1364__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_g2c_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1368__20250519091504">0： 成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_g2c_f2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1375__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_g2c_f2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1379__20250519091504">支持 D13x/D12x 系列 </p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_iyq_22s_2dc" data-ofbid="id__table_iyq_22s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 17</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_GET_GAMMA_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_iyq_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1402__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_iyq_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1406__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_gamma_config *gamma);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_iyq_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1416__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_iyq_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1420__20250519091504">获取 DE 当前的 Gamma 配置</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_iyq_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1427__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_iyq_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1431__20250519091504">CMD: AICFB_GET_GAMMA_CONFIG gamma: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-gamma-config">struct
|
||
aicfb_gamma_config</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_iyq_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1442__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_iyq_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1446__20250519091504">0： 成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_iyq_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1453__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_iyq_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1457__20250519091504">支持 D13x/D12x 系列</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_s4c_22s_2dc" data-ofbid="id__table_s4c_22s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 18</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_UPDATE_GAMMA_CONFIG</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_s4c_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1480__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_s4c_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1484__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_gamma_config *gamma);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_s4c_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1494__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_s4c_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1498__20250519091504">更新 DE 的 Gamma 配置</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_s4c_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1505__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_s4c_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1509__20250519091504">CMD: AICFB_UPDATE_GAMMA_CONFIG gamma: 参考结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-gamma-config">struct
|
||
aicfb_gamma_config</a> 定义</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_s4c_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1520__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_s4c_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1524__20250519091504">0： 成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_s4c_22s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1531__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_s4c_22s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1535__20250519091504">支持 D13x/D12x 系列</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_i2p_d2s_2dc" data-ofbid="id__table_i2p_d2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 19</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_GET_SCREENINFO</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_i2p_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1558__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_i2p_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1562__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, struct
|
||
aicfb_screeninfo *pscreen_size);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_i2p_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1572__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_i2p_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1576__20250519091504">获取当前 LCD 外设 和 framebuffer 信息</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_i2p_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1583__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_i2p_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1587__20250519091504">CMD: AICFB_GET_SCREEN_SIZE pscreen_size: 结构体 <a class="- topic/xref xref" href="display_data_structure_lite.html#id__struct-aicfb-screeninfo">struct
|
||
aicfb_screeninfo</a></p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_i2p_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1597__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_i2p_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1601__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_i2p_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1608__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_i2p_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1612__20250519091504">无</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_unb_d2s_2dc" data-ofbid="id__table_unb_d2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 20</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_POWERON</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_unb_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1635__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_unb_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1639__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, unsigned int
|
||
zero);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_unb_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1649__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_unb_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1653__20250519091504">enable LCD 外设</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_unb_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1660__20250519091504">参数定义</p></td>
|
||
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_unb_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1666__20250519091504">CMD: AICFB_POWERON zero: NULL</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_unb_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1674__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_unb_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1678__20250519091504">0：成功 -1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_unb_d2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1685__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_unb_d2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1689__20250519091504">多次调用只会 enable 一次</p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table frame-all" id="id__table_bfj_c2s_2dc" data-ofbid="id__table_bfj_c2s_2dc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 21</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">AICFB_POWEROFF</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
|
||
<tr class="- topic/row">
|
||
<th class="- topic/entry entry colsep-1 rowsep-1" id="id__table_bfj_c2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1713__20250519091504">函数原型</p></th>
|
||
<th class="- topic/entry entry colsep-0 rowsep-1" id="id__table_bfj_c2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1717__20250519091504">int mpp_fb_ioctl(int fd, unsigned long cmd, unsigned int
|
||
zero);</p></th>
|
||
</tr>
|
||
</thead><tbody class="- topic/tbody tbody">
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_bfj_c2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1727__20250519091504">功能说明</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_bfj_c2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1731__20250519091504">disable LCD 外设</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_bfj_c2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1738__20250519091504">参数定义</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_bfj_c2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1742__20250519091504">CMD:
|
||
AICFB_POWEROFF zero: NULL</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-1" headers="id__table_bfj_c2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1751__20250519091504">返回值</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-1" headers="id__table_bfj_c2s_2dc__entry__2">0：成功 <p class="- topic/p p" data-ofbid="d30573e1756__20250519091504">-1：失败</p></td>
|
||
</tr>
|
||
<tr class="- topic/row">
|
||
<td class="- topic/entry entry colsep-1 rowsep-0" headers="id__table_bfj_c2s_2dc__entry__1"><p class="- topic/p p" data-ofbid="d30573e1763__20250519091504">注意事项</p></td>
|
||
<td class="- topic/entry entry colsep-0 rowsep-0" headers="id__table_bfj_c2s_2dc__entry__2"><p class="- topic/p p" data-ofbid="d30573e1767__20250519091504">无 </p></td>
|
||
</tr>
|
||
</tbody></table></div>
|
||
</section>
|
||
</div>
|
||
</article></main></div>
|
||
|
||
|
||
|
||
|
||
|
||
|
||
</div>
|
||
|
||
<nav role="navigation" id="wh_topic_toc" aria-label="On this page" class="col-lg-2 d-none d-lg-block navbar d-print-none">
|
||
<div id="wh_topic_toc_content">
|
||
|
||
<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="#id__section_o45_k2s_2dc" data-tocid="id__section_o45_k2s_2dc">MPP 接口</a></div></li><li class="section-item"><div class="section-title"><a href="#id__section_u45_k2s_2dc" data-tocid="id__section_u45_k2s_2dc">ioctl CMD</a></div></li></ul></div>
|
||
|
||
</div>
|
||
</nav>
|
||
|
||
</div>
|
||
</div>
|
||
|
||
|
||
|
||
</div>
|
||
<footer class="navbar navbar-default wh_footer">
|
||
<div class=" footer-container mx-auto ">
|
||
<title>footer def</title>
|
||
<style>
|
||
.p1 {
|
||
font-family: FangZhengShuSong, Times, serif;
|
||
}
|
||
.p2 {
|
||
font-family: Arial, Helvetica, sans-serif;
|
||
}
|
||
.p3 {
|
||
font-family: "Lucida Console", "Courier New", monospace;
|
||
}
|
||
</style>
|
||
<div class="webhelp.fragment.footer">
|
||
<p class="p1">Copyright © 2019-2025 广东匠芯创科技有限公司. All rights reserved.</p>
|
||
</div>
|
||
<div>
|
||
<div class="generation_time">
|
||
Update Time: 2025-05-19
|
||
</div>
|
||
</div>
|
||
|
||
</div>
|
||
</footer>
|
||
|
||
<div id="go2top" class="d-print-none">
|
||
<span class="oxy-icon oxy-icon-up"></span>
|
||
</div>
|
||
|
||
<div id="modal_img_large" class="modal">
|
||
<span class="close oxy-icon oxy-icon-remove"></span>
|
||
<div id="modal_img_container"></div>
|
||
<div id="caption"></div>
|
||
</div>
|
||
|
||
|
||
<script src="${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer="defer"></script>
|
||
|
||
|
||
</body>
|
||
</html> |