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| <a name="gst-plugins-good-plugins-vp8dec"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-vp8dec.top_of_page"></a>vp8dec</span></h2> |
| <p>vp8dec</p> |
| </td> |
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| </tr></table></div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-vp8dec.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/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-good-plugins-vp8dec.html#GstVP8Dec--deblocking-level" title="The “deblocking-level” property">deblocking-level</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-good-plugins-vp8dec.html#GstVP8Dec--noise-level" title="The “noise-level” property">noise-level</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-good-plugins-vp8dec.html#GstVP8Dec--post-processing" title="The “post-processing” property">post-processing</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><span class="type">GstVP8DecPostProcessingFlags</span></td> |
| <td class="property_name"><a class="link" href="gst-plugins-good-plugins-vp8dec.html#GstVP8Dec--post-processing-flags" title="The “post-processing-flags” property">post-processing-flags</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-good-plugins-vp8dec.html#GstVP8Dec--threads" title="The “threads” property">threads</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <a name="GstVP8Dec"></a><div class="refsect1"> |
| <a name="gst-plugins-good-plugins-vp8dec.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-good-plugins-vp8dec.html#GstVP8Dec-struct" title="struct GstVP8Dec">GstVP8Dec</a></td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-vp8dec.object-hierarchy"></a><h2>Object Hierarchy</h2> |
| <pre class="screen"> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GObject-struct">GObject</a> |
| <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> |
| <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstObject.html#GstObject-struct">GstObject</a> |
| <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElement.html#GstElement-struct">GstElement</a> |
| <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0gst-plugins-base-libs-GstVideoDecoder.html#GstVideoDecoder">GstVideoDecoder</a> |
| <span class="lineart">╰──</span> GstVPXDec |
| <span class="lineart">╰──</span> GstVP8Dec |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-vp8dec.description"></a><h2>Description</h2> |
| <p>This element decodes VP8 streams into raw video.</p> |
| <a class="ulink" href="http://www.webmproject.org" target="_top">VP8</a> is a royalty-free |
| <p>video codec maintained by <a class="ulink" href="http://www.google.com/" target="_top">Google |
| </a>. It's the successor of On2 VP3, which was the base of the |
| Theora video codec.</p> |
| <div class="refsect2"> |
| <a name="id-1.2.257.7.5"></a><h3>Example pipeline</h3> |
| <div class="informalexample"> |
| <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> |
| <tbody> |
| <tr> |
| <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><span class="number">1.0</span> <span class="gtkdoc opt">-</span>v filesrc location<span class="gtkdoc opt">=</span>videotestsrc<span class="gtkdoc opt">.</span>webm <span class="gtkdoc opt">!</span> matroskademux <span class="gtkdoc opt">!</span> vp8dec <span class="gtkdoc opt">!</span> videoconvert <span class="gtkdoc opt">!</span> videoscale <span class="gtkdoc opt">!</span> autovideosink</pre></td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| This example pipeline will decode a WebM stream and decodes the VP8 video. |
| </div> |
| <div class="refsynopsisdiv"> |
| <h2>Synopsis</h2> |
| <div class="refsect2"> |
| <a name="id-1.2.257.7.6.1"></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-good-plugins-plugin-vpx.html#plugin-vpx">vpx</a> |
| </td> |
| </tr> |
| <tr> |
| <td><p><span class="term">author</span></p></td> |
| <td>David Schleef <ds@entropywave.com>, Sebastian Dröge <sebastian.droege@collabora.co.uk></td> |
| </tr> |
| <tr> |
| <td><p><span class="term">class</span></p></td> |
| <td>Codec/Decoder/Video</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="id-1.2.257.7.6.2"></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-vp8</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)I420, 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-good-plugins-vp8dec.functions_details"></a><h2>Functions</h2> |
| <p></p> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-vp8dec.other_details"></a><h2>Types and Values</h2> |
| <div class="refsect2"> |
| <a name="GstVP8Dec-struct"></a><h3>struct GstVP8Dec</h3> |
| <pre class="programlisting">struct GstVP8Dec;</pre> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-vp8dec.property-details"></a><h2>Property Details</h2> |
| <div class="refsect2"> |
| <a name="GstVP8Dec--deblocking-level"></a><h3>The <code class="literal">“deblocking-level”</code> property</h3> |
| <pre class="programlisting"> “deblocking-level” <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></pre> |
| <p>Deblocking level.</p> |
| <p>Flags: Read / Write</p> |
| <p>Allowed values: <= 16</p> |
| <p>Default value: 4</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstVP8Dec--noise-level"></a><h3>The <code class="literal">“noise-level”</code> property</h3> |
| <pre class="programlisting"> “noise-level” <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></pre> |
| <p>Noise level.</p> |
| <p>Flags: Read / Write</p> |
| <p>Allowed values: <= 16</p> |
| <p>Default value: 0</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstVP8Dec--post-processing"></a><h3>The <code class="literal">“post-processing”</code> property</h3> |
| <pre class="programlisting"> “post-processing” <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre> |
| <p>Enable post processing.</p> |
| <p>Flags: Read / Write</p> |
| <p>Default value: FALSE</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstVP8Dec--post-processing-flags"></a><h3>The <code class="literal">“post-processing-flags”</code> property</h3> |
| <pre class="programlisting"> “post-processing-flags” <span class="type">GstVP8DecPostProcessingFlags</span></pre> |
| <p>Flags to control post processing.</p> |
| <p>Flags: Read / Write</p> |
| <p>Default value: Deblock|Demacroblock|Multi-frame quality enhancement</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstVP8Dec--threads"></a><h3>The <code class="literal">“threads”</code> property</h3> |
| <pre class="programlisting"> “threads” <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint"><span class="type">guint</span></a></pre> |
| <p>Maximum number of decoding threads.</p> |
| <p>Flags: Read / Write</p> |
| <p>Allowed values: [1,16]</p> |
| <p>Default value: 1</p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-good-plugins-vp8dec.see-also"></a><h2>See Also</h2> |
| <p>vp8enc, matroskademux</p> |
| </div> |
| </div> |
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