306 lines
17 KiB
HTML
306 lines
17 KiB
HTML
<!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 1.8.6"/>
|
|
<title>DASH Media Packaging SDK: shaka::media::IoCache Class Reference</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="../../search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="../../search/search.js"></script>
|
|
<script type="text/javascript">
|
|
$(document).ready(function() { searchBox.OnSelectItem(0); });
|
|
</script>
|
|
<link href="../../doxygen.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 style="padding-left: 0.5em;">
|
|
<div id="projectname">DASH Media Packaging SDK
|
|
</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.8.6 -->
|
|
<script type="text/javascript">
|
|
var searchBox = new SearchBox("searchBox", "../../search",false,'Search');
|
|
</script>
|
|
<div id="navrow1" class="tabs">
|
|
<ul class="tablist">
|
|
<li><a href="../../index.html"><span>Main Page</span></a></li>
|
|
<li><a href="../../namespaces.html"><span>Namespaces</span></a></li>
|
|
<li class="current"><a href="../../annotated.html"><span>Classes</span></a></li>
|
|
<li><a href="../../files.html"><span>Files</span></a></li>
|
|
<li>
|
|
<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="Search" 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>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
<div id="navrow2" class="tabs2">
|
|
<ul class="tablist">
|
|
<li><a href="../../annotated.html"><span>Class List</span></a></li>
|
|
<li><a href="../../classes.html"><span>Class Index</span></a></li>
|
|
<li><a href="../../hierarchy.html"><span>Class Hierarchy</span></a></li>
|
|
<li><a href="../../functions.html"><span>Class Members</span></a></li>
|
|
</ul>
|
|
</div>
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Namespaces</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a></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 id="nav-path" class="navpath">
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="../../d8/daf/namespaceshaka.html">shaka</a></li><li class="navelem"><b>media</b></li><li class="navelem"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html">IoCache</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="summary">
|
|
<a href="#pub-methods">Public Member Functions</a> |
|
|
<a href="../../dc/d02/classshaka_1_1media_1_1IoCache-members.html">List of all members</a> </div>
|
|
<div class="headertitle">
|
|
<div class="title">shaka::media::IoCache Class Reference</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
|
|
<p>Declaration of class which implements a thread-safe circular buffer.
|
|
<a href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#details">More...</a></p>
|
|
|
|
<p><code>#include <<a class="el" href="../../d3/d19/io__cache_8h_source.html">io_cache.h</a>></code></p>
|
|
<table class="memberdecls">
|
|
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
|
|
Public Member Functions</h2></td></tr>
|
|
<tr class="memitem:ad13b2eaa49737433eec0abece242df06"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad13b2eaa49737433eec0abece242df06"></a>
|
|
 </td><td class="memItemRight" valign="bottom"><b>IoCache</b> (uint64_t cache_size)</td></tr>
|
|
<tr class="separator:ad13b2eaa49737433eec0abece242df06"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a3cb864f866af25f0ff92c367946b0945"><td class="memItemLeft" align="right" valign="top">uint64_t </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#a3cb864f866af25f0ff92c367946b0945">Read</a> (void *buffer, uint64_t size)</td></tr>
|
|
<tr class="separator:a3cb864f866af25f0ff92c367946b0945"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a0349796209c24a99bfe3c1bfdafb1d28"><td class="memItemLeft" align="right" valign="top">uint64_t </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#a0349796209c24a99bfe3c1bfdafb1d28">Write</a> (const void *buffer, uint64_t size)</td></tr>
|
|
<tr class="separator:a0349796209c24a99bfe3c1bfdafb1d28"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a29080034b90671628ea681e10ea92a48"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a29080034b90671628ea681e10ea92a48"></a>
|
|
void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#a29080034b90671628ea681e10ea92a48">Clear</a> ()</td></tr>
|
|
<tr class="memdesc:a29080034b90671628ea681e10ea92a48"><td class="mdescLeft"> </td><td class="mdescRight">Empties the cache. <br/></td></tr>
|
|
<tr class="separator:a29080034b90671628ea681e10ea92a48"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a23dfcb4d031d76e980e41d1b1bec7112"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#a23dfcb4d031d76e980e41d1b1bec7112">Close</a> ()</td></tr>
|
|
<tr class="separator:a23dfcb4d031d76e980e41d1b1bec7112"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:adc8aa1afaa3d4ef689e7f2b9ab0e5135"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#adc8aa1afaa3d4ef689e7f2b9ab0e5135">closed</a> ()</td></tr>
|
|
<tr class="separator:adc8aa1afaa3d4ef689e7f2b9ab0e5135"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:ae751faea047196ba2770f5bf90649185"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae751faea047196ba2770f5bf90649185"></a>
|
|
void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#ae751faea047196ba2770f5bf90649185">Reopen</a> ()</td></tr>
|
|
<tr class="memdesc:ae751faea047196ba2770f5bf90649185"><td class="mdescLeft"> </td><td class="mdescRight">Reopens the cache. Any data still in the cache will be lost. <br/></td></tr>
|
|
<tr class="separator:ae751faea047196ba2770f5bf90649185"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a385baed04dd0cc0d3dca20d78f61559f"><td class="memItemLeft" align="right" valign="top">uint64_t </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#a385baed04dd0cc0d3dca20d78f61559f">BytesCached</a> ()</td></tr>
|
|
<tr class="separator:a385baed04dd0cc0d3dca20d78f61559f"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a74e1d7369afe4f03c551b6e67ec82ee9"><td class="memItemLeft" align="right" valign="top">uint64_t </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#a74e1d7369afe4f03c551b6e67ec82ee9">BytesFree</a> ()</td></tr>
|
|
<tr class="separator:a74e1d7369afe4f03c551b6e67ec82ee9"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a841a082bfd88280a4ea00ac1a9e64dac"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a841a082bfd88280a4ea00ac1a9e64dac"></a>
|
|
void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d7c/classshaka_1_1media_1_1IoCache.html#a841a082bfd88280a4ea00ac1a9e64dac">WaitUntilEmptyOrClosed</a> ()</td></tr>
|
|
<tr class="memdesc:a841a082bfd88280a4ea00ac1a9e64dac"><td class="mdescLeft"> </td><td class="mdescRight">Waits until the cache is empty or has been closed. <br/></td></tr>
|
|
<tr class="separator:a841a082bfd88280a4ea00ac1a9e64dac"><td class="memSeparator" colspan="2"> </td></tr>
|
|
</table>
|
|
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
|
|
<div class="textblock"><p>Declaration of class which implements a thread-safe circular buffer. </p>
|
|
|
|
<p>Definition at line <a class="el" href="../../d3/d19/io__cache_8h_source.html#l00020">20</a> of file <a class="el" href="../../d3/d19/io__cache_8h_source.html">io_cache.h</a>.</p>
|
|
</div><h2 class="groupheader">Member Function Documentation</h2>
|
|
<a class="anchor" id="a385baed04dd0cc0d3dca20d78f61559f"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">uint64_t shaka::media::IoCache::BytesCached </td>
|
|
<td>(</td>
|
|
<td class="paramname"></td><td>)</td>
|
|
<td></td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>Returns the number of bytes in the cache. </p>
|
|
<dl class="section return"><dt>Returns</dt><dd>the number of bytes in the cache. </dd></dl>
|
|
|
|
<p>Definition at line <a class="el" href="../../d4/d37/io__cache_8cc_source.html#l00125">125</a> of file <a class="el" href="../../d4/d37/io__cache_8cc_source.html">io_cache.cc</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a74e1d7369afe4f03c551b6e67ec82ee9"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">uint64_t shaka::media::IoCache::BytesFree </td>
|
|
<td>(</td>
|
|
<td class="paramname"></td><td>)</td>
|
|
<td></td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>Returns the number of free bytes in the cache. </p>
|
|
<dl class="section return"><dt>Returns</dt><dd>the number of free bytes in the cache. </dd></dl>
|
|
|
|
<p>Definition at line <a class="el" href="../../d4/d37/io__cache_8cc_source.html#l00130">130</a> of file <a class="el" href="../../d4/d37/io__cache_8cc_source.html">io_cache.cc</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a23dfcb4d031d76e980e41d1b1bec7112"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">void shaka::media::IoCache::Close </td>
|
|
<td>(</td>
|
|
<td class="paramname"></td><td>)</td>
|
|
<td></td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>Close the cache. This will call any blocking calls to unblock, and the cache won't be usable until Reopened. </p>
|
|
|
|
<p>Definition at line <a class="el" href="../../d4/d37/io__cache_8cc_source.html#l00109">109</a> of file <a class="el" href="../../d4/d37/io__cache_8cc_source.html">io_cache.cc</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="adc8aa1afaa3d4ef689e7f2b9ab0e5135"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="mlabels">
|
|
<tr>
|
|
<td class="mlabels-left">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">bool shaka::media::IoCache::closed </td>
|
|
<td>(</td>
|
|
<td class="paramname"></td><td>)</td>
|
|
<td></td>
|
|
</tr>
|
|
</table>
|
|
</td>
|
|
<td class="mlabels-right">
|
|
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<dl class="section return"><dt>Returns</dt><dd>true if the cache is closed, false otherwise. </dd></dl>
|
|
|
|
<p>Definition at line <a class="el" href="../../d3/d19/io__cache_8h_source.html#l00050">50</a> of file <a class="el" href="../../d3/d19/io__cache_8h_source.html">io_cache.h</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a3cb864f866af25f0ff92c367946b0945"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">uint64_t shaka::media::IoCache::Read </td>
|
|
<td>(</td>
|
|
<td class="paramtype">void * </td>
|
|
<td class="paramname"><em>buffer</em>, </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint64_t </td>
|
|
<td class="paramname"><em>size</em> </td>
|
|
</tr>
|
|
<tr>
|
|
<td></td>
|
|
<td>)</td>
|
|
<td></td><td></td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>Read data from the cache. This function may block until there is data in the cache. </p>
|
|
<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramname">buffer</td><td>is a buffer into which to read the data from the cache. </td></tr>
|
|
<tr><td class="paramname">size</td><td>is the size of <em>buffer</em>. </td></tr>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
<dl class="section return"><dt>Returns</dt><dd>the number of bytes read into <em>buffer</em>, or 0 if the call unblocked because the cache has been closed and is empty. </dd></dl>
|
|
|
|
<p>Definition at line <a class="el" href="../../d4/d37/io__cache_8cc_source.html#l00038">38</a> of file <a class="el" href="../../d4/d37/io__cache_8cc_source.html">io_cache.cc</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a0349796209c24a99bfe3c1bfdafb1d28"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">uint64_t shaka::media::IoCache::Write </td>
|
|
<td>(</td>
|
|
<td class="paramtype">const void * </td>
|
|
<td class="paramname"><em>buffer</em>, </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint64_t </td>
|
|
<td class="paramname"><em>size</em> </td>
|
|
</tr>
|
|
<tr>
|
|
<td></td>
|
|
<td>)</td>
|
|
<td></td><td></td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>Write data to the cache. This function may block until there is enough room in the cache. </p>
|
|
<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramname">buffer</td><td>is a buffer containing the data to be written to the cache. </td></tr>
|
|
<tr><td class="paramname">size</td><td>is the size of the data to be written to the cache. </td></tr>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
<dl class="section return"><dt>Returns</dt><dd>the amount of data written to the buffer (which will equal <em>data</em>), or 0 if the call unblocked because the cache has been closed. </dd></dl>
|
|
|
|
<p>Definition at line <a class="el" href="../../d4/d37/io__cache_8cc_source.html#l00066">66</a> of file <a class="el" href="../../d4/d37/io__cache_8cc_source.html">io_cache.cc</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<hr/>The documentation for this class was generated from the following files:<ul>
|
|
<li>media/file/<a class="el" href="../../d3/d19/io__cache_8h_source.html">io_cache.h</a></li>
|
|
<li>media/file/<a class="el" href="../../d4/d37/io__cache_8cc_source.html">io_cache.cc</a></li>
|
|
</ul>
|
|
</div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated on Wed Jul 20 2016 22:28:05 for DASH Media Packaging SDK by  <a href="http://www.doxygen.org/index.html">
|
|
<img class="footer" src="../../doxygen.png" alt="doxygen"/>
|
|
</a> 1.8.6
|
|
</small></address>
|
|
</body>
|
|
</html>
|