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<a name="gst-plugins-bad-plugins-jpegparse"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-jpegparse.top_of_page"></a>jpegparse</span></h2>
<p>jpegparse — JPEG parser</p>
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<div class="refsect1">
<a name="gst-plugins-bad-plugins-jpegparse.functions"></a><h2>Functions</h2>
<div class="informaltable"><table width="100%" border="0">
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<col width="150px" class="functions_return">
<col class="functions_name">
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<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="gst-plugins-bad-plugins-jpegparse.html#GST-JPEG-PARSE:CAPS" title="GST_JPEG_PARSE()">GST_JPEG_PARSE</a><span class="c_punctuation">()</span>
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<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="gst-plugins-bad-plugins-jpegparse.html#GST-JPEG-PARSE-CLASS:CAPS" title="GST_JPEG_PARSE_CLASS()">GST_JPEG_PARSE_CLASS</a><span class="c_punctuation">()</span>
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<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="gst-plugins-bad-plugins-jpegparse.html#GST-IS-JPEG-PARSE:CAPS" title="GST_IS_JPEG_PARSE()">GST_IS_JPEG_PARSE</a><span class="c_punctuation">()</span>
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<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="gst-plugins-bad-plugins-jpegparse.html#GST-IS-JPEG-PARSE-CLASS:CAPS" title="GST_IS_JPEG_PARSE_CLASS()">GST_IS_JPEG_PARSE_CLASS</a><span class="c_punctuation">()</span>
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<td class="function_type">
<a href="https://developer.gnome.org/gobject/unstable/gobject-Type-Information.html#GType"><span class="returnvalue">GType</span></a>
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<td class="function_name">
<a class="link" href="gst-plugins-bad-plugins-jpegparse.html#gst-jpeg-parse-get-type" title="gst_jpeg_parse_get_type ()">gst_jpeg_parse_get_type</a> <span class="c_punctuation">()</span>
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<a name="GstJpegParse"></a><div class="refsect1">
<a name="gst-plugins-bad-plugins-jpegparse.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table width="100%" border="0">
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<col width="150px" class="name">
<col class="description">
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<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-jpegparse.html#GstJpegParse-struct" title="struct GstJpegParse">GstJpegParse</a></td>
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<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-jpegparse.html#GstJpegParseClass" title="struct GstJpegParseClass">GstJpegParseClass</a></td>
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<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-jpegparse.html#GST-TYPE-JPEG-PARSE:CAPS" title="GST_TYPE_JPEG_PARSE">GST_TYPE_JPEG_PARSE</a></td>
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<div class="refsect1">
<a name="gst-plugins-bad-plugins-jpegparse.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen"> <a href="https://developer.gnome.org/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
<span class="lineart">╰──</span> <a href="https://developer.gnome.org/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
<span class="lineart">╰──</span> <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a>
<span class="lineart">╰──</span> <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a>
<span class="lineart">╰──</span> <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-libs/html/GstBaseParse.html">GstBaseParse</a>
<span class="lineart">╰──</span> GstJpegParse
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-jpegparse.description"></a><h2>Description</h2>
<p>Parses a JPEG stream into JPEG images. It looks for EOI boundaries to
split a continuous stream into single-frame buffers. Also reads the
image header searching for image properties such as width and height
among others. Jpegparse can also extract metadata (e.g. xmp).</p>
<div class="refsect2">
<a name="id-1.2.40.7.3"></a><h3>Example launch line</h3>
<div class="informalexample">
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<td class="listing_lines" align="right"><pre>1</pre></td>
<td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch <span class="gtkdoc opt">-</span>v souphttpsrc location<span class="gtkdoc opt">=... !</span> jpegparse <span class="gtkdoc opt">!</span> matroskamux <span class="gtkdoc opt">!</span> filesink location<span class="gtkdoc opt">=...</span></pre></td>
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The above pipeline fetches a motion JPEG stream from an IP camera over
HTTP and stores it in a matroska file.
</div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.40.7.4.1"></a><h3>Element Information</h3>
<div class="variablelist"><table border="0" class="variablelist">
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<col align="left" valign="top">
<col>
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<td><p><span class="term">plugin</span></p></td>
<td>
<a class="link" href="gst-plugins-bad-plugins-plugin-jpegformat.html#plugin-jpegformat">jpegformat</a>
</td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>Arnout Vandecappelle (Essensium/Mind) &lt;arnout@mind.be&gt;</td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Video/Parser</td>
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</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.40.7.4.2"></a><h3>Element Pads</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
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<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>image/jpeg</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>
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<td><p><span class="term">details</span></p></td>
<td>image/jpeg, format=(string){ I420, Y41B, UYVY, YV12 }, width=(int)[ 0, 2147483647 ], height=(int)[ 0, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ], parsed=(boolean)true</td>
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</table></div>
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<div class="refsect1">
<a name="gst-plugins-bad-plugins-jpegparse.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="GST-JPEG-PARSE:CAPS"></a><h3>GST_JPEG_PARSE()</h3>
<pre class="programlisting">#define GST_JPEG_PARSE(obj)</pre>
</div>
<hr>
<div class="refsect2">
<a name="GST-JPEG-PARSE-CLASS:CAPS"></a><h3>GST_JPEG_PARSE_CLASS()</h3>
<pre class="programlisting">#define GST_JPEG_PARSE_CLASS(klass)</pre>
</div>
<hr>
<div class="refsect2">
<a name="GST-IS-JPEG-PARSE:CAPS"></a><h3>GST_IS_JPEG_PARSE()</h3>
<pre class="programlisting">#define GST_IS_JPEG_PARSE(obj)</pre>
</div>
<hr>
<div class="refsect2">
<a name="GST-IS-JPEG-PARSE-CLASS:CAPS"></a><h3>GST_IS_JPEG_PARSE_CLASS()</h3>
<pre class="programlisting">#define GST_IS_JPEG_PARSE_CLASS(klass)</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-jpeg-parse-get-type"></a><h3>gst_jpeg_parse_get_type ()</h3>
<pre class="programlisting"><a href="https://developer.gnome.org/gobject/unstable/gobject-Type-Information.html#GType"><span class="returnvalue">GType</span></a>
gst_jpeg_parse_get_type (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-jpegparse.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstJpegParse-struct"></a><h3>struct GstJpegParse</h3>
<pre class="programlisting">struct GstJpegParse;</pre>
</div>
<hr>
<div class="refsect2">
<a name="GstJpegParseClass"></a><h3>struct GstJpegParseClass</h3>
<pre class="programlisting">struct GstJpegParseClass {
GstBaseParseClass parent_class;
};
</pre>
</div>
<hr>
<div class="refsect2">
<a name="GST-TYPE-JPEG-PARSE:CAPS"></a><h3>GST_TYPE_JPEG_PARSE</h3>
<pre class="programlisting">#define GST_TYPE_JPEG_PARSE</pre>
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