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<a name="libtracker-extract-TrackerExtractInfo"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="libtracker-extract-TrackerExtractInfo.top_of_page"></a>TrackerExtractInfo</span></h2>
<p>TrackerExtractInfo — struct used to pass information to and from
a Tracker extract module</p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="libtracker-extract-TrackerExtractInfo.stability-level"></a><h2>Stability Level</h2>
Stable, unless otherwise indicated
</div>
<div class="refsynopsisdiv">
<a name="libtracker-extract-TrackerExtractInfo.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">
#include <libtracker-extract/tracker-extract.h>
<a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo">TrackerExtractInfo</a>;
<a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="returnvalue">TrackerExtractInfo</span></a> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-new" title="tracker_extract_info_new ()">tracker_extract_info_new</a> (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gio/GFile.html"><span class="type">GFile</span></a> *file</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *mimetype</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *graph</code></em>);
<a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="returnvalue">TrackerExtractInfo</span></a> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-ref" title="tracker_extract_info_ref ()">tracker_extract_info_ref</a> (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
<span class="returnvalue">void</span> <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-unref" title="tracker_extract_info_unref ()">tracker_extract_info_unref</a> (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
<span class="returnvalue">TrackerSparqlBuilder</span> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-get-preupdate-builder" title="tracker_extract_info_get_preupdate_builder ()">tracker_extract_info_get_preupdate_builder</a>
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
<span class="returnvalue">TrackerSparqlBuilder</span> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-get-postupdate-builder" title="tracker_extract_info_get_postupdate_builder ()">tracker_extract_info_get_postupdate_builder</a>
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
<span class="returnvalue">TrackerSparqlBuilder</span> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-get-metadata-builder" title="tracker_extract_info_get_metadata_builder ()">tracker_extract_info_get_metadata_builder</a>
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-get-where-clause" title="tracker_extract_info_get_where_clause ()">tracker_extract_info_get_where_clause</a>
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
<span class="returnvalue">void</span> <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-set-where-clause" title="tracker_extract_info_set_where_clause ()">tracker_extract_info_set_where_clause</a>
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *where</code></em>);
<a href="/usr/share/gtk-doc/html/gio/GFile.html"><span class="returnvalue">GFile</span></a> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-get-file" title="tracker_extract_info_get_file ()">tracker_extract_info_get_file</a> (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-get-mimetype" title="tracker_extract_info_get_mimetype ()">tracker_extract_info_get_mimetype</a> (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="libtracker-extract-TrackerExtractInfo.html#tracker-extract-info-get-graph" title="tracker_extract_info_get_graph ()">tracker_extract_info_get_graph</a> (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);
</pre>
</div>
<div class="refsect1">
<a name="libtracker-extract-TrackerExtractInfo.description"></a><h2>Description</h2>
<p>
The <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> structure is used to pass information
on the file being extracted to an extractor module and contains
objects to hold the SPARQL updates generated by the extractor.
</p>
</div>
<div class="refsect1">
<a name="libtracker-extract-TrackerExtractInfo.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="TrackerExtractInfo"></a><h3>TrackerExtractInfo</h3>
<pre class="programlisting">typedef struct _TrackerExtractInfo TrackerExtractInfo;</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-new"></a><h3>tracker_extract_info_new ()</h3>
<pre class="programlisting"><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="returnvalue">TrackerExtractInfo</span></a> * tracker_extract_info_new (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gio/GFile.html"><span class="type">GFile</span></a> *file</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *mimetype</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *graph</code></em>);</pre>
<p>
Returns a newly created <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>file</code></em> :</span></p></td>
<td>a <a href="/usr/share/gtk-doc/html/gio/GFile.html"><span class="type">GFile</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mimetype</code></em> :</span></p></td>
<td>mimetype for <em class="parameter"><code>file</code></em>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>graph</code></em> :</span></p></td>
<td>SPARQL graph used for inserting data</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>(boxed): A newly allocated <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-ref"></a><h3>tracker_extract_info_ref ()</h3>
<pre class="programlisting"><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="returnvalue">TrackerExtractInfo</span></a> * tracker_extract_info_ref (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Increases the reference count of <em class="parameter"><code>info</code></em>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>A new reference to <em class="parameter"><code>info</code></em>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-unref"></a><h3>tracker_extract_info_unref ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> tracker_extract_info_unref (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Decreases the reference count of <em class="parameter"><code>info</code></em>, freeing all its associated resources
if it reaches 0.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr></tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-get-preupdate-builder"></a><h3>tracker_extract_info_get_preupdate_builder ()</h3>
<pre class="programlisting"><span class="returnvalue">TrackerSparqlBuilder</span> * tracker_extract_info_get_preupdate_builder
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Returns a <span class="type">TrackerSparqlBuilder</span> containing any
separate updates that could apply to the file,
such as author/band information in audio files,
and so on.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>miscellaneous metadata. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-get-postupdate-builder"></a><h3>tracker_extract_info_get_postupdate_builder ()</h3>
<pre class="programlisting"><span class="returnvalue">TrackerSparqlBuilder</span> * tracker_extract_info_get_postupdate_builder
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Returns a <span class="type">TrackerSparqlBuilder</span> containing separate
updates for resources that are contained within the file
and need to refer to it.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<span class="type">TrackerSparqlBuilder</span> for
resources that need inserting after the file resource. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12.4</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-get-metadata-builder"></a><h3>tracker_extract_info_get_metadata_builder ()</h3>
<pre class="programlisting"><span class="returnvalue">TrackerSparqlBuilder</span> * tracker_extract_info_get_metadata_builder
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Returns a <span class="type">TrackerSparqlBuilder</span> containing the
file metadata.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the file metadata. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-get-where-clause"></a><h3>tracker_extract_info_get_where_clause ()</h3>
<pre class="programlisting">const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * tracker_extract_info_get_where_clause
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Returns the where clause that will apply to the
other metadata contained in <em class="parameter"><code>info</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The where clause. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-set-where-clause"></a><h3>tracker_extract_info_set_where_clause ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> tracker_extract_info_set_where_clause
(<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *where</code></em>);</pre>
<p>
Sets the where clause for the returned metadata.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>where</code></em> :</span></p></td>
<td>Where clause for the file update.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-get-file"></a><h3>tracker_extract_info_get_file ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gio/GFile.html"><span class="returnvalue">GFile</span></a> * tracker_extract_info_get_file (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Returns a <a href="/usr/share/gtk-doc/html/gio/GFile.html"><span class="type">GFile</span></a> pointing to the file being affected
by the metadata extraction represented by <em class="parameter"><code>info</code></em>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The file being inspected. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-get-mimetype"></a><h3>tracker_extract_info_get_mimetype ()</h3>
<pre class="programlisting">const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * tracker_extract_info_get_mimetype (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Returns the mimetype being used for the file
metadata extraction.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the mimetype being used
for extraction. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
<hr>
<div class="refsect2">
<a name="tracker-extract-info-get-graph"></a><h3>tracker_extract_info_get_graph ()</h3>
<pre class="programlisting">const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * tracker_extract_info_get_graph (<em class="parameter"><code><a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a> *info</code></em>);</pre>
<p>
Returns the SPARQL graph that will be used when
inserting metadata.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="libtracker-extract-TrackerExtractInfo.html#TrackerExtractInfo" title="TrackerExtractInfo"><span class="type">TrackerExtractInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The SPARQL graph the extract
operation belongs to. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.12</p>
</div>
</div>
</div>
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