<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.14"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>MYNT EYE SDK: 图像数据说明</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(document).ready(initResizable);
/* @license-end */</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function() { init_search(); });
/* @license-end */
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
<link href="custom.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectlogo"><img alt="Logo" src="icon.png"/></td>
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">MYNT EYE SDK
 <span id="projectnumber">2.0.0-rc</span>
</div>
<div id="projectbrief">http://www.myntai.com/camera</div>
</td>
<td> <div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="搜索" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- 制作者 Doxygen 1.8.14 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'搜索');
/* @license-end */
</script>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('spec_image_data.html','');});
/* @license-end */
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="headertitle">
<div class="title">图像数据说明 </div> </div>
</div><!--header-->
<div class="contents">
<div class="textblock"><table class="markdownTable">
<tr class="markdownTableHead">
<th class="markdownTableHeadLeft">名称 </th><th class="markdownTableHeadLeft">字段 </th><th class="markdownTableHeadLeft">单位 </th><th class="markdownTableHeadLeft">字节数 </th><th class="markdownTableHeadLeft">说明 </th></tr>
<tr class="markdownTableBody" class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">帧 ID </td><td class="markdownTableBodyLeft">frame_id </td><td class="markdownTableBodyLeft">- </td><td class="markdownTableBodyLeft">2 </td><td class="markdownTableBodyLeft">uint16_t; [0,65535] </td></tr>
<tr class="markdownTableBody" class="markdownTableRowEven">
<td class="markdownTableBodyLeft">时间戳 </td><td class="markdownTableBodyLeft">timestamp </td><td class="markdownTableBodyLeft">10 us </td><td class="markdownTableBodyLeft">4 </td><td class="markdownTableBodyLeft">uint32_t </td></tr>
<tr class="markdownTableBody" class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">曝光时间 </td><td class="markdownTableBodyLeft">exposure_time </td><td class="markdownTableBodyLeft">10 us </td><td class="markdownTableBodyLeft">2 </td><td class="markdownTableBodyLeft">uint16_t </td></tr>
</table>
<blockquote class="doxtable">
<p>图像数据传输方式：倒序排在图像尾部。 </p>
</blockquote>
<h2>图像数据包</h2>
<table class="markdownTable">
<tr class="markdownTableHead">
<th class="markdownTableHeadLeft">Name </th><th class="markdownTableHeadLeft">Header </th><th class="markdownTableHeadLeft">Size </th><th class="markdownTableHeadLeft">FrameID </th><th class="markdownTableHeadLeft">Timestamp </th><th class="markdownTableHeadLeft">ExposureTime </th><th class="markdownTableHeadLeft">Checksum </th></tr>
<tr class="markdownTableBody" class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">字节数 </td><td class="markdownTableBodyLeft">1 </td><td class="markdownTableBodyLeft">1 </td><td class="markdownTableBodyLeft">2 </td><td class="markdownTableBodyLeft">4 </td><td class="markdownTableBodyLeft">2 </td><td class="markdownTableBodyLeft">1 </td></tr>
<tr class="markdownTableBody" class="markdownTableRowEven">
<td class="markdownTableBodyLeft">类型 </td><td class="markdownTableBodyLeft">uint8_t </td><td class="markdownTableBodyLeft">uint8_t </td><td class="markdownTableBodyLeft">uint16_t </td><td class="markdownTableBodyLeft">uint32_t </td><td class="markdownTableBodyLeft">uint16_t </td><td class="markdownTableBodyLeft">uint8_t </td></tr>
<tr class="markdownTableBody" class="markdownTableRowOdd">
<td class="markdownTableBodyLeft">描述 </td><td class="markdownTableBodyLeft">0x3B </td><td class="markdownTableBodyLeft">0x08 （数据内容大小） </td><td class="markdownTableBodyLeft">帧 ID </td><td class="markdownTableBodyLeft">时间戳 </td><td class="markdownTableBodyLeft">曝光时间 </td><td class="markdownTableBodyLeft">校验码（数据内容所有字节异或） </td></tr>
</table>
<ul>
<li>数据包校验不过，会丢弃该帧。</li>
<li>时间的单位精度为： 0.01 ms / 10 us 。<ul>
<li>4 字节能表示的最大时间约是 11.9 小时，溢出后将重累计。</li>
</ul>
</li>
<li>时间累计是从上电时从开始，而不是从打开时开始。 </li>
</ul>
</div></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="footer">制作者
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.14 </li>
</ul>
</div>
</body>
</html>