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<div class="navpath"><a class="el" href="namespaceGst.html">Gst</a>::<a class="el" href="classGst_1_1QueryPosition.html">QueryPosition</a>
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<h1>Gst::QueryPosition Class Reference</h1><!-- doxytag: class="Gst::QueryPosition" --><!-- doxytag: inherits="Gst::Query" -->
<p>A stream position query object. <a href="#_details">More...</a></p>
<p>Inherits <a class="el" href="classGst_1_1Query.html">Gst::Query</a>.</p>
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Collaboration diagram for Gst::QueryPosition:</div>
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<div class="center"><img src="classGst_1_1QueryPosition__coll__graph.png" border="0" usemap="#Gst_1_1QueryPosition_coll__map" alt="Collaboration graph"/></div>
<map name="Gst_1_1QueryPosition_coll__map" id="Gst_1_1QueryPosition_coll__map">
<area shape="rect" href="classGst_1_1Query.html" title="Gst::Query - Classes used to perform queries on pads and elements." alt="" coords="28,83,113,112"/><area shape="rect" href="classMiniObject.html" title="MiniObject" alt="" coords="29,5,112,35"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<p><a href="classGst_1_1QueryPosition-members.html">List of all members.</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classGst_1_1QueryPosition.html#a4b798d124223e73fc1b06cd89865ce99">QueryPosition</a> (GstQuery* query)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGst_1_1QueryPosition.html#a5b181628b630ec5ac20118a2edb518c1">set</a> (<a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Format</a> format, gint64 position)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Answer a position query by setting the requested value in the given format. <a href="#a5b181628b630ec5ac20118a2edb518c1"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classGst_1_1QueryPosition.html#a81c740fe3aba1ce4111ac6bbfe25cf2b">parse</a> (<a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Format</a>& format, gint64& position) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="classGst_1_1Parse.html" title="Gst::Parse - Get a pipeline from a text pipeline description.">Parse</a> a position query, writing the format into format, and the position into <em>position</em>. <a href="#a81c740fe3aba1ce4111ac6bbfe25cf2b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">gint64 </td><td class="memItemRight" valign="bottom"><a class="el" href="classGst_1_1QueryPosition.html#a5b02751f528eca4fea250ef012d3279b">parse</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="classGst_1_1Parse.html" title="Gst::Parse - Get a pipeline from a text pipeline description.">Parse</a> the position of a position query, returning the position. <a href="#a5b02751f528eca4fea250ef012d3279b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Format</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classGst_1_1QueryPosition.html#a5d4f16d51167e2e6a0ecb856811409ae">parse_format</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="classGst_1_1Parse.html" title="Gst::Parse - Get a pipeline from a text pipeline description.">Parse</a> the format of a position query, returning the format. <a href="#a5d4f16d51167e2e6a0ecb856811409ae"></a><br/></td></tr>
<tr><td colspan="2"><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static <a class="elRef" href="../../../glibmm-2.4/reference/html/classGlib_1_1RefPtr.html">Glib::RefPtr</a>< <a class="el" href="classGst_1_1Query.html">Gst::Query</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classGst_1_1QueryPosition.html#a5fb818eddf628c17011c97d38d97c7fb">create</a> (<a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Format</a> format)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Constructs a new query stream position query object. <a href="#a5fb818eddf628c17011c97d38d97c7fb"></a><br/></td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>A stream position query object. </p>
<p>See <a class="el" href="classGst_1_1QueryPosition.html#a5fb818eddf628c17011c97d38d97c7fb" title="Constructs a new query stream position query object.">create()</a> for more details. </p>
<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="a4b798d124223e73fc1b06cd89865ce99"></a><!-- doxytag: member="Gst::QueryPosition::QueryPosition" ref="a4b798d124223e73fc1b06cd89865ce99" args="(GstQuery *query)" -->
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<td class="memname">Gst::QueryPosition::QueryPosition </td>
<td>(</td>
<td class="paramtype">GstQuery * </td>
<td class="paramname"> <em>query</em></td>
<td> ) </td>
<td><code> [explicit]</code></td>
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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a5fb818eddf628c17011c97d38d97c7fb"></a><!-- doxytag: member="Gst::QueryPosition::create" ref="a5fb818eddf628c17011c97d38d97c7fb" args="(Format format)" -->
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<td class="memname">static <a class="elRef" href="../../../glibmm-2.4/reference/html/classGlib_1_1RefPtr.html">Glib::RefPtr</a><<a class="el" href="classGst_1_1Query.html">Gst::Query</a>> Gst::QueryPosition::create </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Format</a> </td>
<td class="paramname"> <em>format</em></td>
<td> ) </td>
<td><code> [static]</code></td>
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<p>Constructs a new query stream position query object. </p>
<p>A position query is used to query the current position of playback in the streams, in some format. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>format</em> </td><td>The default <a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Gst::Format</a> for the new query. </td></tr>
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</dd>
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<dl class="return"><dt><b>Returns:</b></dt><dd>The new <a class="el" href="classGst_1_1QueryPosition.html" title="A stream position query object.">Gst::QueryPosition</a>. </dd></dl>
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<a class="anchor" id="a5b02751f528eca4fea250ef012d3279b"></a><!-- doxytag: member="Gst::QueryPosition::parse" ref="a5b02751f528eca4fea250ef012d3279b" args="() const " -->
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<td class="memname">gint64 Gst::QueryPosition::parse </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td> const</td>
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<p><a class="el" href="classGst_1_1Parse.html" title="Gst::Parse - Get a pipeline from a text pipeline description.">Parse</a> the position of a position query, returning the position. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>The current position of the position query. </dd></dl>
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<a class="anchor" id="a81c740fe3aba1ce4111ac6bbfe25cf2b"></a><!-- doxytag: member="Gst::QueryPosition::parse" ref="a81c740fe3aba1ce4111ac6bbfe25cf2b" args="(Format &format, gint64 &position) const " -->
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<td class="memname">void Gst::QueryPosition::parse </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Format</a>& </td>
<td class="paramname"> <em>format</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">gint64 & </td>
<td class="paramname"> <em>position</em></td><td> </td>
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<td></td>
<td>)</td>
<td></td><td></td><td> const</td>
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<p><a class="el" href="classGst_1_1Parse.html" title="Gst::Parse - Get a pipeline from a text pipeline description.">Parse</a> a position query, writing the format into format, and the position into <em>position</em>. </p>
<p>Use the other <a class="el" href="classGst_1_1QueryPosition.html#a81c740fe3aba1ce4111ac6bbfe25cf2b" title="Parse a position query, writing the format into format, and the position into position...">parse()</a> methods for parsing individual values. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>format</em> </td><td>The storage for the <a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Gst::Format</a> of the position values. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>position</em> </td><td>The storage for the current position. </td></tr>
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<a class="anchor" id="a5d4f16d51167e2e6a0ecb856811409ae"></a><!-- doxytag: member="Gst::QueryPosition::parse_format" ref="a5d4f16d51167e2e6a0ecb856811409ae" args="() const " -->
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<td class="memname"><a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Format</a> Gst::QueryPosition::parse_format </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td> const</td>
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<p><a class="el" href="classGst_1_1Parse.html" title="Gst::Parse - Get a pipeline from a text pipeline description.">Parse</a> the format of a position query, returning the format. </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>The the <a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Gst::Format</a> of the position values. </dd></dl>
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<a class="anchor" id="a5b181628b630ec5ac20118a2edb518c1"></a><!-- doxytag: member="Gst::QueryPosition::set" ref="a5b181628b630ec5ac20118a2edb518c1" args="(Format format, gint64 position)" -->
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<td class="memname">void Gst::QueryPosition::set </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Format</a> </td>
<td class="paramname"> <em>format</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">gint64 </td>
<td class="paramname"> <em>position</em></td><td> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td><td></td>
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<p>Answer a position query by setting the requested value in the given format. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>format</em> </td><td>The requested <a class="el" href="group__gstreamermmEnums.html#ga9aeb4c7c49680888ff819ac95fb13cff">Gst::Format</a>. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>position</em> </td><td>The position to set. </td></tr>
</table>
</dd>
</dl>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>gstreamermm/query.h</li>
</ul>
</div>
<hr size="1"/><address style="text-align: right;"><small>Generated on Mon Sep 21 22:33:00 2009 for gstreamermm by 
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