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| <div class="refentry"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-fpsdisplaysink.top_of_page"></a>fpsdisplaysink</span></h2> |
| <p>fpsdisplaysink — Shows the current frame-rate and drop-rate of the videosink as overlay or text on stdout</p> |
| </td> |
| <td class="gallery_image" valign="top" align="right"></td> |
| </tr></table></div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.properties"></a><h2>Properties</h2> |
| <div class="informaltable"><table 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="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--sync" title="The “sync” property">sync</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--text-overlay" title="The “text-overlay” property">text-overlay</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"> |
| <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html"><span class="type">GstElement</span></a> *</td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--video-sink" title="The “video-sink” property">video-sink</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--fps-update-interval" title="The “fps-update-interval” property">fps-update-interval</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--max-fps" title="The “max-fps” property">max-fps</a></td> |
| <td class="property_flags">Read</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--min-fps" title="The “min-fps” property">min-fps</a></td> |
| <td class="property_flags">Read</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--signal-fps-measurements" title="The “signal-fps-measurements” property">signal-fps-measurements</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--frames-dropped" title="The “frames-dropped” property">frames-dropped</a></td> |
| <td class="property_flags">Read</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--frames-rendered" title="The “frames-rendered” property">frames-rendered</a></td> |
| <td class="property_flags">Read</td> |
| </tr> |
| <tr> |
| <td class="property_type"> |
| <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--last-message" title="The “last-message” property">last-message</a></td> |
| <td class="property_flags">Read</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink--silent" title="The “silent” property">silent</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.signals"></a><h2>Signals</h2> |
| <div class="informaltable"><table border="0"> |
| <colgroup> |
| <col width="150px" class="signals_return"> |
| <col width="300px" class="signals_name"> |
| <col width="200px" class="signals_flags"> |
| </colgroup> |
| <tbody><tr> |
| <td class="signal_type"><span class="returnvalue">void</span></td> |
| <td class="signal_name"><a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink-fps-measurements" title="The “fps-measurements” signal">fps-measurements</a></td> |
| <td class="signal_flags">Run Last</td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <a name="GstFPSDisplaySink"></a><div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.other"></a><h2>Types and Values</h2> |
| <div class="informaltable"><table 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-fpsdisplaysink.html#GstFPSDisplaySink-struct" title="struct GstFPSDisplaySink">GstFPSDisplaySink</a></td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.object-hierarchy"></a><h2>Object Hierarchy</h2> |
| <pre class="screen"> <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a> |
| <span class="lineart">╰──</span> <a href="http://library.gnome.org/devel/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/html/GstBin.html">GstBin</a> |
| <span class="lineart">╰──</span> GstFPSDisplaySink |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.implemented-interfaces"></a><h2>Implemented Interfaces</h2> |
| <p> |
| GstFPSDisplaySink implements |
| <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstChildProxy.html">GstChildProxy</a>.</p> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.description"></a><h2>Description</h2> |
| <p>Can display the current and average framerate as a testoverlay or on stdout.</p> |
| <div class="refsect2"> |
| <a name="id-1.2.34.9.3"></a><h3>Example launch lines</h3> |
| <div class="informalexample"> |
| <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> |
| <tbody> |
| <tr> |
| <td class="listing_lines" align="right"><pre>1 |
| 2 |
| 3 |
| 4</pre></td> |
| <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch videotestsrc <span class="gtkdoc opt">!</span> fpsdisplaysink |
| gst<span class="gtkdoc opt">-</span>launch videotestsrc <span class="gtkdoc opt">!</span> fpsdisplaysink text<span class="gtkdoc opt">-</span>overlay<span class="gtkdoc opt">=</span><span class="keyword">false</span> |
| gst<span class="gtkdoc opt">-</span>launch filesrc location<span class="gtkdoc opt">=</span>video<span class="gtkdoc opt">.</span>avi <span class="gtkdoc opt">!</span> decodebin2 name<span class="gtkdoc opt">=</span>d <span class="gtkdoc opt">!</span> queue <span class="gtkdoc opt">!</span> fpsdisplaysink d<span class="gtkdoc opt">. !</span> queue <span class="gtkdoc opt">!</span> fakesink sync<span class="gtkdoc opt">=</span><span class="keyword">true</span> |
| gst<span class="gtkdoc opt">-</span>launch playbin uri<span class="gtkdoc opt">=</span>file<span class="gtkdoc opt">:</span><span class="gtkdoc slc">///path/to/video.avi video-sink="fpsdisplaysink" audio-sink=fakesink</span></pre></td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| |
| </div> |
| <div class="refsynopsisdiv"> |
| <h2>Synopsis</h2> |
| <div class="refsect2"> |
| <a name="id-1.2.34.9.4.1"></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-debugutilsbad.html#plugin-debugutilsbad">debugutilsbad</a> |
| </td> |
| </tr> |
| <tr> |
| <td><p><span class="term">author</span></p></td> |
| <td>Zeeshan Ali <zeeshan.ali@nokia.com>, Stefan Kost <stefan.kost@nokia.com></td> |
| </tr> |
| <tr> |
| <td><p><span class="term">class</span></p></td> |
| <td>Sink/Video</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="id-1.2.34.9.4.2"></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>ANY</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <p> |
| </p> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.functions_details"></a><h2>Functions</h2> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.other_details"></a><h2>Types and Values</h2> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink-struct"></a><h3>struct GstFPSDisplaySink</h3> |
| <pre class="programlisting">struct GstFPSDisplaySink;</pre> |
| <p> |
| </p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.property-details"></a><h2>Property Details</h2> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--sync"></a><h3>The <code class="literal">“sync”</code> property</h3> |
| <pre class="programlisting"> “sync” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre> |
| <p>Sync on the clock (if the internally used sink doesn't have this property it will be ignored.</p> |
| <p>Flags: Read / Write</p> |
| <p>Default value: TRUE</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--text-overlay"></a><h3>The <code class="literal">“text-overlay”</code> property</h3> |
| <pre class="programlisting"> “text-overlay” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre> |
| <p>Whether to use text-overlay.</p> |
| <p>Flags: Read / Write</p> |
| <p>Default value: TRUE</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--video-sink"></a><h3>The <code class="literal">“video-sink”</code> property</h3> |
| <pre class="programlisting"> “video-sink” <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html"><span class="type">GstElement</span></a> *</pre> |
| <p>Video sink to use (Must only be called on NULL state).</p> |
| <p>Flags: Read / Write</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--fps-update-interval"></a><h3>The <code class="literal">“fps-update-interval”</code> property</h3> |
| <pre class="programlisting"> “fps-update-interval” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> |
| <p>Time between consecutive frames per second measures and update (in ms). Should be set on NULL state.</p> |
| <p>Flags: Read / Write</p> |
| <p>Allowed values: >= 1</p> |
| <p>Default value: 500</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--max-fps"></a><h3>The <code class="literal">“max-fps”</code> property</h3> |
| <pre class="programlisting"> “max-fps” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> |
| <p>Maximum fps rate measured. Reset when going from NULL to READY.-1 means no measurement has yet been done.</p> |
| <p>Flags: Read</p> |
| <p>Allowed values: >= -1</p> |
| <p>Default value: -1</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--min-fps"></a><h3>The <code class="literal">“min-fps”</code> property</h3> |
| <pre class="programlisting"> “min-fps” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> |
| <p>Minimum fps rate measured. Reset when going from NULL to READY.-1 means no measurement has yet been done.</p> |
| <p>Flags: Read</p> |
| <p>Allowed values: >= -1</p> |
| <p>Default value: -1</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--signal-fps-measurements"></a><h3>The <code class="literal">“signal-fps-measurements”</code> property</h3> |
| <pre class="programlisting"> “signal-fps-measurements” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre> |
| <p>If the fps-measurements signal should be emited.</p> |
| <p>Flags: Read / Write</p> |
| <p>Default value: FALSE</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--frames-dropped"></a><h3>The <code class="literal">“frames-dropped”</code> property</h3> |
| <pre class="programlisting"> “frames-dropped” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre> |
| <p>Number of frames dropped by the sink.</p> |
| <p>Flags: Read</p> |
| <p>Default value: 0</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--frames-rendered"></a><h3>The <code class="literal">“frames-rendered”</code> property</h3> |
| <pre class="programlisting"> “frames-rendered” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre> |
| <p>Number of frames rendered.</p> |
| <p>Flags: Read</p> |
| <p>Default value: 0</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--last-message"></a><h3>The <code class="literal">“last-message”</code> property</h3> |
| <pre class="programlisting"> “last-message” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</pre> |
| <p>The message describing current status.</p> |
| <p>Flags: Read</p> |
| <p>Default value: NULL</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink--silent"></a><h3>The <code class="literal">“silent”</code> property</h3> |
| <pre class="programlisting"> “silent” <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre> |
| <p>Don't produce last_message events.</p> |
| <p>Flags: Read / Write</p> |
| <p>Default value: FALSE</p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-fpsdisplaysink.signal-details"></a><h2>Signal Details</h2> |
| <div class="refsect2"> |
| <a name="GstFPSDisplaySink-fps-measurements"></a><h3>The <code class="literal">“fps-measurements”</code> signal</h3> |
| <pre class="programlisting"><span class="returnvalue">void</span> |
| user_function (<a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink"><span class="type">GstFPSDisplaySink</span></a> *fpsdisplaysink, |
| <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> fps, |
| <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> droprate, |
| <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> avgfps, |
| <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data)</pre> |
| <p>Signals the application about the measured fps</p> |
| <div class="refsect3"> |
| <a name="id-1.2.34.13.2.5"></a><h4>Parameters</h4> |
| <div class="informaltable"><table width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>fpsdisplaysink</p></td> |
| <td class="parameter_description"><p>a <a class="link" href="gst-plugins-bad-plugins-fpsdisplaysink.html#GstFPSDisplaySink"><span class="type">GstFPSDisplaySink</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>fps</p></td> |
| <td class="parameter_description"><p>The current measured fps</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>droprate</p></td> |
| <td class="parameter_description"><p>The rate at which buffers are being dropped</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>avgfps</p></td> |
| <td class="parameter_description"><p>The average fps</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>user_data</p></td> |
| <td class="parameter_description"><p>user data set when the signal handler was connected.</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <p>Flags: Run Last</p> |
| <p class="since">Since 0.10.20</p> |
| </div> |
| </div> |
| </div> |
| <div class="footer"> |
| <hr> |
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| </body> |
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