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<title>cvsobel: GStreamer Bad Plugins 1.0 Plugins Reference Manual</title>
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<a href="#gst-plugins-bad-plugins-cvsobel.properties" class="shortcut">Properties</a></span>
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<a name="gst-plugins-bad-plugins-cvsobel"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-cvsobel.top_of_page"></a>cvsobel</span></h2>
<p>cvsobel</p>
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<td class="gallery_image" valign="top" align="right"></td>
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<div class="refsect1">
<a name="gst-plugins-bad-plugins-cvsobel.properties"></a><h2>Properties</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-cvsobel.html#GstCvSobel--aperture-size" title="The “aperture-size” property">aperture-size</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-cvsobel.html#GstCvSobel--x-order" title="The “x-order” property">x-order</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-cvsobel.html#GstCvSobel--y-order" title="The “y-order” property">y-order</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-cvsobel.html#GstCvSobel--mask" title="The “mask” property">mask</a></td>
<td class="property_flags">Read / Write</td>
</tr>
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<div class="refsect1">
<a name="gst-plugins-bad-plugins-cvsobel.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-cvsobel.html#GstCvSobel" title="struct GstCvSobel">GstCvSobel</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-cvsobel.description"></a><h2>Description</h2>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.22.5.2.1"></a><h3>Element Information</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">plugin</span></p></td>
<td>
<a class="link" href="gst-plugins-bad-plugins-plugin-opencv.html#plugin-opencv">opencv</a>
</td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>Thiago Santos<thiago.sousa.santos@collabora.co.uk></td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Transform/Effect/Video</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.22.5.2.2"></a><h3>Element Pads</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>video/x-raw, format=(string)RGB, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
</tr>
</tbody>
</table></div>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>src</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>source</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>video/x-raw, format=(string)RGB, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-cvsobel.functions_details"></a><h2>Functions</h2>
<p></p>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-cvsobel.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstCvSobel"></a><h3>struct GstCvSobel</h3>
<pre class="programlisting">struct GstCvSobel {
GstOpencvVideoFilter element;
gint x_order;
gint y_order;
gint aperture_size;
gboolean mask;
IplImage *cvCSobel;
IplImage *cvGray;
IplImage *cvSobel;
};
</pre>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-cvsobel.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstCvSobel--aperture-size"></a><h3>The <code class="literal">“aperture-size”</code> property</h3>
<pre class="programlisting"> “aperture-size” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre>
<p>Size of the extended Sobel Kernel (1, 3, 5 or 7).</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [1,7]</p>
<p>Default value: 3</p>
</div>
<hr>
<div class="refsect2">
<a name="GstCvSobel--x-order"></a><h3>The <code class="literal">“x-order”</code> property</h3>
<pre class="programlisting"> “x-order” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre>
<p>Order of the derivative x.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: >= G_MAXULONG</p>
<p>Default value: 1</p>
</div>
<hr>
<div class="refsect2">
<a name="GstCvSobel--y-order"></a><h3>The <code class="literal">“y-order”</code> property</h3>
<pre class="programlisting"> “y-order” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre>
<p>Order of the derivative y.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: >= G_MAXULONG</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2">
<a name="GstCvSobel--mask"></a><h3>The <code class="literal">“mask”</code> property</h3>
<pre class="programlisting"> “mask” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Sets whether the detected derivative edges should be used as a mask on the original input or not.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
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