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<div class="refentry">
<a name="libgnomeui-GnomeThumbnail"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="libgnomeui-GnomeThumbnail.top_of_page"></a>GnomeThumbnail</span></h2>
<p>GnomeThumbnail</p>
</td>
<td valign="top" align="right"></td>
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<div class="refsynopsisdiv">
<a name="libgnomeui-GnomeThumbnail.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">
#include <libgnomeui/libgnomeui.h>
struct <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory">GnomeThumbnailFactory</a>;
enum <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailSize" title="enum GnomeThumbnailSize">GnomeThumbnailSize</a>;
struct <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactoryClass" title="struct GnomeThumbnailFactoryClass">GnomeThumbnailFactoryClass</a>;
<a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="returnvalue">GnomeThumbnailFactory</span></a> * <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-factory-new" title="gnome_thumbnail_factory_new ()">gnome_thumbnail_factory_new</a> (<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailSize" title="enum GnomeThumbnailSize"><span class="type">GnomeThumbnailSize</span></a> size</code></em>);
<span class="returnvalue">char</span> * <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-factory-lookup" title="gnome_thumbnail_factory_lookup ()">gnome_thumbnail_factory_lookup</a> (<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-factory-has-valid-failed-thumbnail" title="gnome_thumbnail_factory_has_valid_failed_thumbnail ()">gnome_thumbnail_factory_has_valid_failed_thumbnail</a>
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-factory-can-thumbnail" title="gnome_thumbnail_factory_can_thumbnail ()">gnome_thumbnail_factory_can_thumbnail</a>
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *mime_type</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);
<a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="returnvalue">GdkPixbuf</span></a> * <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-factory-generate-thumbnail" title="gnome_thumbnail_factory_generate_thumbnail ()">gnome_thumbnail_factory_generate_thumbnail</a>
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *mime_type</code></em>);
<span class="returnvalue">void</span> <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-factory-save-thumbnail" title="gnome_thumbnail_factory_save_thumbnail ()">gnome_thumbnail_factory_save_thumbnail</a>
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a> *thumbnail</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> original_mtime</code></em>);
<span class="returnvalue">void</span> <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-factory-create-failed-thumbnail" title="gnome_thumbnail_factory_create_failed_thumbnail ()">gnome_thumbnail_factory_create_failed_thumbnail</a>
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);
<a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="returnvalue">GdkPixbuf</span></a> * <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-scale-down-pixbuf" title="gnome_thumbnail_scale_down_pixbuf ()">gnome_thumbnail_scale_down_pixbuf</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a> *pixbuf</code></em>,
<em class="parameter"><code><span class="type">int</span> dest_width</code></em>,
<em class="parameter"><code><span class="type">int</span> dest_height</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-has-uri" title="gnome_thumbnail_has_uri ()">gnome_thumbnail_has_uri</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a> *pixbuf</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-is-valid" title="gnome_thumbnail_is_valid ()">gnome_thumbnail_is_valid</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a> *pixbuf</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);
<span class="returnvalue">char</span> * <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-md5" title="gnome_thumbnail_md5 ()">gnome_thumbnail_md5</a> (<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>);
<span class="returnvalue">char</span> * <a class="link" href="libgnomeui-GnomeThumbnail.html#gnome-thumbnail-path-for-uri" title="gnome_thumbnail_path_for_uri ()">gnome_thumbnail_path_for_uri</a> (<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailSize" title="enum GnomeThumbnailSize"><span class="type">GnomeThumbnailSize</span></a> size</code></em>);
</pre>
</div>
<div class="refsect1">
<a name="libgnomeui-GnomeThumbnail.description"></a><h2>Description</h2>
<p>
</p>
</div>
<div class="refsect1">
<a name="libgnomeui-GnomeThumbnail.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GnomeThumbnailFactory"></a><h3>struct GnomeThumbnailFactory</h3>
<pre class="programlisting">struct GnomeThumbnailFactory {
GObject parent;
GnomeThumbnailFactoryPrivate *priv;
};
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="GnomeThumbnailSize"></a><h3>enum GnomeThumbnailSize</h3>
<pre class="programlisting">typedef enum {
GNOME_THUMBNAIL_SIZE_NORMAL,
GNOME_THUMBNAIL_SIZE_LARGE
} GnomeThumbnailSize;
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="GnomeThumbnailFactoryClass"></a><h3>struct GnomeThumbnailFactoryClass</h3>
<pre class="programlisting">struct GnomeThumbnailFactoryClass {
GObjectClass parent;
};
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-factory-new"></a><h3>gnome_thumbnail_factory_new ()</h3>
<pre class="programlisting"><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="returnvalue">GnomeThumbnailFactory</span></a> * gnome_thumbnail_factory_new (<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailSize" title="enum GnomeThumbnailSize"><span class="type">GnomeThumbnailSize</span></a> size</code></em>);</pre>
<p>
Creates a new <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a>.
</p>
<p>
This function must be called on the main thread.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>size</code></em> :</span></p></td>
<td>The thumbnail size to use</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a new <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-factory-lookup"></a><h3>gnome_thumbnail_factory_lookup ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> * gnome_thumbnail_factory_lookup (<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);</pre>
<p>
Tries to locate an existing thumbnail for the file specified.
</p>
<p>
Usage of this function is threadsafe.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>factory</code></em> :</span></p></td>
<td>a <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>the uri of a file</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mtime</code></em> :</span></p></td>
<td>the mtime of the file</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The absolute path of the thumbnail, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if none exist.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-factory-has-valid-failed-thumbnail"></a><h3>gnome_thumbnail_factory_has_valid_failed_thumbnail ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gnome_thumbnail_factory_has_valid_failed_thumbnail
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);</pre>
<p>
Tries to locate an failed thumbnail for the file specified. Writing
and looking for failed thumbnails is important to avoid to try to
thumbnail e.g. broken images several times.
</p>
<p>
Usage of this function is threadsafe.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>factory</code></em> :</span></p></td>
<td>a <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>the uri of a file</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mtime</code></em> :</span></p></td>
<td>the mtime of the file</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if there is a failed thumbnail for the file.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-factory-can-thumbnail"></a><h3>gnome_thumbnail_factory_can_thumbnail ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gnome_thumbnail_factory_can_thumbnail
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *mime_type</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);</pre>
<p>
Returns TRUE if this GnomeIconFactory can (at least try) to thumbnail
this file. Thumbnails or files with failed thumbnails won't be thumbnailed.
</p>
<p>
Usage of this function is threadsafe.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>factory</code></em> :</span></p></td>
<td>a <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>the uri of a file</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mime_type</code></em> :</span></p></td>
<td>the mime type of the file</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mtime</code></em> :</span></p></td>
<td>the mtime of the file</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if the file can be thumbnailed.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-factory-generate-thumbnail"></a><h3>gnome_thumbnail_factory_generate_thumbnail ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="returnvalue">GdkPixbuf</span></a> * gnome_thumbnail_factory_generate_thumbnail
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *mime_type</code></em>);</pre>
<p>
Tries to generate a thumbnail for the specified file. If it succeeds
it returns a pixbuf that can be used as a thumbnail.
</p>
<p>
Usage of this function is threadsafe.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>factory</code></em> :</span></p></td>
<td>a <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>the uri of a file</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mime_type</code></em> :</span></p></td>
<td>the mime type of the file</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>thumbnail pixbuf if thumbnailing succeeded, <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> otherwise.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-factory-save-thumbnail"></a><h3>gnome_thumbnail_factory_save_thumbnail ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gnome_thumbnail_factory_save_thumbnail
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a> *thumbnail</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> original_mtime</code></em>);</pre>
<p>
Saves <em class="parameter"><code>thumbnail</code></em> at the right place. If the save fails a
failed thumbnail is written.
</p>
<p>
Usage of this function is threadsafe.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>factory</code></em> :</span></p></td>
<td>a <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>thumbnail</code></em> :</span></p></td>
<td>the thumbnail as a pixbuf</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>the uri of a file</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>original_mtime</code></em> :</span></p></td>
<td>the modification time of the original file</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-factory-create-failed-thumbnail"></a><h3>gnome_thumbnail_factory_create_failed_thumbnail ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gnome_thumbnail_factory_create_failed_thumbnail
(<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a> *factory</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);</pre>
<p>
Creates a failed thumbnail for the file so that we don't try
to re-thumbnail the file later.
</p>
<p>
Usage of this function is threadsafe.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>factory</code></em> :</span></p></td>
<td>a <a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailFactory" title="struct GnomeThumbnailFactory"><span class="type">GnomeThumbnailFactory</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>the uri of a file</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mtime</code></em> :</span></p></td>
<td>the modification time of the file</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-scale-down-pixbuf"></a><h3>gnome_thumbnail_scale_down_pixbuf ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="returnvalue">GdkPixbuf</span></a> * gnome_thumbnail_scale_down_pixbuf (<em class="parameter"><code><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a> *pixbuf</code></em>,
<em class="parameter"><code><span class="type">int</span> dest_width</code></em>,
<em class="parameter"><code><span class="type">int</span> dest_height</code></em>);</pre>
<p>
Scales the pixbuf to the desired size. This function
is a lot faster than gdk-pixbuf when scaling down by
large amounts.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>pixbuf</code></em> :</span></p></td>
<td>a <a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>dest_width</code></em> :</span></p></td>
<td>the desired new width</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>dest_height</code></em> :</span></p></td>
<td>the desired new height</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a scaled pixbuf</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-has-uri"></a><h3>gnome_thumbnail_has_uri ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gnome_thumbnail_has_uri (<em class="parameter"><code><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a> *pixbuf</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>);</pre>
<p>
Returns whether the thumbnail has the correct uri embedded in the
Thumb::URI option in the png.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>pixbuf</code></em> :</span></p></td>
<td>an loaded thumbnail pixbuf</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>a uri</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if the thumbnail is for <em class="parameter"><code>uri</code></em>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-is-valid"></a><h3>gnome_thumbnail_is_valid ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gnome_thumbnail_is_valid (<em class="parameter"><code><a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a> *pixbuf</code></em>,
<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><span class="type">time_t</span> mtime</code></em>);</pre>
<p>
Returns whether the thumbnail has the correct uri and mtime embedded in the
png options.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>pixbuf</code></em> :</span></p></td>
<td>an loaded thumbnail <a href="http://library.gnome.org/devel/gdk-pixbuf/unstable/gdk-pixbuf-gdk-pixbuf.html#GdkPixbuf"><span class="type">GdkPixbuf</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>a uri</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>mtime</code></em> :</span></p></td>
<td>the mtime</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if the thumbnail has the right <em class="parameter"><code>uri</code></em> and <em class="parameter"><code>mtime</code></em>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-md5"></a><h3>gnome_thumbnail_md5 ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> * gnome_thumbnail_md5 (<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>);</pre>
<p>
Calculates the MD5 checksum of the uri. This can be useful
if you want to manually handle thumbnail files.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>an uri</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>A string with the MD5 digest of the uri string.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gnome-thumbnail-path-for-uri"></a><h3>gnome_thumbnail_path_for_uri ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> * gnome_thumbnail_path_for_uri (<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
<em class="parameter"><code><a class="link" href="libgnomeui-GnomeThumbnail.html#GnomeThumbnailSize" title="enum GnomeThumbnailSize"><span class="type">GnomeThumbnailSize</span></a> size</code></em>);</pre>
<p>
Returns the filename that a thumbnail of size <em class="parameter"><code>size</code></em> for <em class="parameter"><code>uri</code></em> would have.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>an uri</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>size</code></em> :</span></p></td>
<td>a thumbnail size</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>an absolute filename</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.2</p>
</div>
</div>
</div>
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