mobile/docs/plugins/html/gstreamer-plugins-capsfilter.html

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  24 <a href="#gstreamer-plugins-capsfilter.synopsis" class="shortcut">Top</a>
  25                    |
  26                   <a href="#gstreamer-plugins-capsfilter.description" class="shortcut">Description</a>
  27                    |
  28                   <a href="#gstreamer-plugins-capsfilter.object-hierarchy" class="shortcut">Object Hierarchy</a>
  29                    |
  30                   <a href="#gstreamer-plugins-capsfilter.properties" class="shortcut">Properties</a>
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  33 <div class="refentry">
  34 <a name="gstreamer-plugins-capsfilter"></a><div class="titlepage"></div>
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  37 <h2><span class="refentrytitle"><a name="gstreamer-plugins-capsfilter.top_of_page"></a>capsfilter</span></h2>
  38 <p>capsfilter — Pass data without modification, limiting formats</p>
  39 </td>
  40 <td valign="top" align="right"></td>
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  42 <div class="refsynopsisdiv">
  43 <a name="gstreamer-plugins-capsfilter.synopsis"></a><h2>Synopsis</h2>
  44 <a name="GstCapsFilter"></a><pre class="synopsis">struct              <a class="link" href="gstreamer-plugins-capsfilter.html#GstCapsFilter-struct" title="struct GstCapsFilter">GstCapsFilter</a>;
  45 </pre>
  46 </div>
  47 <div class="refsect1">
  48 <a name="gstreamer-plugins-capsfilter.object-hierarchy"></a><h2>Object Hierarchy</h2>
  49 <pre class="synopsis">
  50   <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
  51    +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a>
  52          +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a>
  53                +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-libs/html/GstBaseTransform.html">GstBaseTransform</a>
  54                      +----GstCapsFilter
  55 </pre>
  56 </div>
  57 <div class="refsect1">
  58 <a name="gstreamer-plugins-capsfilter.properties"></a><h2>Properties</h2>
  59 <pre class="synopsis">
  60   "<a class="link" href="gstreamer-plugins-capsfilter.html#GstCapsFilter--caps" title='The "caps" property'>caps</a>"                     <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstCaps.html#GstCaps"><span class="type">GstCaps</span></a>*              : Read / Write
  61 </pre>
  62 </div>
  63 <div class="refsect1">
  64 <a name="gstreamer-plugins-capsfilter.description"></a><h2>Description</h2>
  65 <p>
  66 The element does not modify data as such, but can enforce limitations on the
  67 data format.
  68 </p>
  69 <p>
  70 </p>
  71 <div class="refsect2">
  72 <a name="idp6413552"></a><h3>Example launch line</h3>
  73 <div class="informalexample">
  74   <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
  75     <tbody>
  76       <tr>
  77         <td class="listing_lines" align="right"><pre>1</pre></td>
  78         <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch videotestsrc <span class="gtkdoc opt">!</span> video<span class="gtkdoc opt">/</span>x<span class="gtkdoc opt">-</span>raw<span class="gtkdoc opt">-</span>gray <span class="gtkdoc opt">!</span> ffmpegcolorspace <span class="gtkdoc opt">!</span> autovideosink</pre></td>
  79       </tr>
  80     </tbody>
  81   </table>
  82 </div>
  83  Limits acceptable video from videotestsrc to be grayscale.
  84 </div>
  85 <p>
  86 </p>
  87 <div class="refsynopsisdiv">
  88 <h2>Synopsis</h2>
  89 <div class="refsect2">
  90 <a name="idp7767936"></a><h3>Element Information</h3>
  91 <div class="variablelist"><table border="0">
  92 <col align="left" valign="top">
  93 <tbody>
  94 <tr>
  95 <td><p><span class="term">plugin</span></p></td>
  96 <td>
  97             <a class="link" href="gstreamer-plugins-plugin-coreelements.html#plugin-coreelements">coreelements</a>
  98           </td>
  99 </tr>
 100 <tr>
 101 <td><p><span class="term">author</span></p></td>
 102 <td>David Schleef &lt;ds@schleef.org&gt;</td>
 103 </tr>
 104 <tr>
 105 <td><p><span class="term">class</span></p></td>
 106 <td>Generic</td>
 107 </tr>
 108 </tbody>
 109 </table></div>
 110 </div>
 111 <hr>
 112 <div class="refsect2">
 113 <a name="idp88496"></a><h3>Element Pads</h3>
 114 <div class="variablelist"><table border="0">
 115 <col align="left" valign="top">
 116 <tbody>
 117 <tr>
 118 <td><p><span class="term">name</span></p></td>
 119 <td>sink</td>
 120 </tr>
 121 <tr>
 122 <td><p><span class="term">direction</span></p></td>
 123 <td>sink</td>
 124 </tr>
 125 <tr>
 126 <td><p><span class="term">presence</span></p></td>
 127 <td>always</td>
 128 </tr>
 129 <tr>
 130 <td><p><span class="term">details</span></p></td>
 131 <td>ANY</td>
 132 </tr>
 133 </tbody>
 134 </table></div>
 135 <div class="variablelist"><table border="0">
 136 <col align="left" valign="top">
 137 <tbody>
 138 <tr>
 139 <td><p><span class="term">name</span></p></td>
 140 <td>src</td>
 141 </tr>
 142 <tr>
 143 <td><p><span class="term">direction</span></p></td>
 144 <td>source</td>
 145 </tr>
 146 <tr>
 147 <td><p><span class="term">presence</span></p></td>
 148 <td>always</td>
 149 </tr>
 150 <tr>
 151 <td><p><span class="term">details</span></p></td>
 152 <td>ANY</td>
 153 </tr>
 154 </tbody>
 155 </table></div>
 156 </div>
 157 </div>
 158 <p>
 159 </p>
 160 </div>
 161 <div class="refsect1">
 162 <a name="gstreamer-plugins-capsfilter.details"></a><h2>Details</h2>
 163 <div class="refsect2">
 164 <a name="GstCapsFilter-struct"></a><h3>struct GstCapsFilter</h3>
 165 <pre class="programlisting">struct GstCapsFilter;</pre>
 166 <p>
 167 The opaque <a class="link" href="gstreamer-plugins-capsfilter.html#GstCapsFilter"><span class="type">GstCapsFilter</span></a> data structure.
 168 </p>
 169 </div>
 170 </div>
 171 <div class="refsect1">
 172 <a name="gstreamer-plugins-capsfilter.property-details"></a><h2>Property Details</h2>
 173 <div class="refsect2">
 174 <a name="GstCapsFilter--caps"></a><h3>The <code class="literal">"caps"</code> property</h3>
 175 <pre class="programlisting">  "caps"                     <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstCaps.html#GstCaps"><span class="type">GstCaps</span></a>*              : Read / Write</pre>
 176 <p>Restrict the possible allowed capabilities (NULL means ANY). Setting this property takes a reference to the supplied GstCaps object.</p>
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