Olivier Naudan | 988c6f0 | 2012-04-16 07:16:25 -0400 | [diff] [blame] | 1 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> |
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| 23 | <tr><td colspan="5" class="shortcuts"> |
| 24 | <a href="#gst-plugins-good-plugins-vertigotv.synopsis" class="shortcut">Top</a> |
| 25 | | |
| 26 | <a href="#gst-plugins-good-plugins-vertigotv.description" class="shortcut">Description</a> |
| 27 | | |
| 28 | <a href="#gst-plugins-good-plugins-vertigotv.object-hierarchy" class="shortcut">Object Hierarchy</a> |
| 29 | | |
| 30 | <a href="#gst-plugins-good-plugins-vertigotv.properties" class="shortcut">Properties</a> |
| 31 | | |
| 32 | <a href="#gst-plugins-good-plugins-vertigotv.signals" class="shortcut">Signals</a> |
| 33 | </td></tr> |
| 34 | </table> |
| 35 | <div class="refentry"> |
| 36 | <a name="gst-plugins-good-plugins-vertigotv"></a><div class="titlepage"></div> |
| 37 | <div class="refnamediv"><table width="100%"><tr> |
| 38 | <td valign="top"> |
| 39 | <h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-vertigotv.top_of_page"></a>vertigotv</span></h2> |
| 40 | <p>vertigotv — A loopback alpha blending effector with rotating and scaling</p> |
| 41 | </td> |
| 42 | <td valign="top" align="right"></td> |
| 43 | </tr></table></div> |
| 44 | <div class="refsynopsisdiv"> |
| 45 | <a name="gst-plugins-good-plugins-vertigotv.synopsis"></a><h2>Synopsis</h2> |
| 46 | <a name="GstVertigoTV"></a><pre class="synopsis">struct <a class="link" href="gst-plugins-good-plugins-vertigotv.html#GstVertigoTV-struct" title="struct GstVertigoTV">GstVertigoTV</a>; |
| 47 | </pre> |
| 48 | </div> |
| 49 | <div class="refsect1"> |
| 50 | <a name="gst-plugins-good-plugins-vertigotv.object-hierarchy"></a><h2>Object Hierarchy</h2> |
| 51 | <pre class="synopsis"> |
| 52 | <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a> |
| 53 | +----<a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> |
| 54 | +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a> |
| 55 | +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a> |
| 56 | +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-libs/html/GstBaseTransform.html">GstBaseTransform</a> |
| 57 | +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-base-libs/html/gst-plugins-base-libs-gstvideofilter.html#GstVideoFilter">GstVideoFilter</a> |
| 58 | +----GstVertigoTV |
| 59 | </pre> |
| 60 | </div> |
| 61 | <div class="refsect1"> |
| 62 | <a name="gst-plugins-good-plugins-vertigotv.properties"></a><h2>Properties</h2> |
| 63 | <pre class="synopsis"> |
| 64 | "<a class="link" href="gst-plugins-good-plugins-vertigotv.html#GstVertigoTV--speed" title='The "speed" property'>speed</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a> : Read / Write |
| 65 | "<a class="link" href="gst-plugins-good-plugins-vertigotv.html#GstVertigoTV--zoom-speed" title='The "zoom-speed" property'>zoom-speed</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a> : Read / Write |
| 66 | </pre> |
| 67 | </div> |
| 68 | <div class="refsect1"> |
| 69 | <a name="gst-plugins-good-plugins-vertigotv.signals"></a><h2>Signals</h2> |
| 70 | <pre class="synopsis"> |
| 71 | "<a class="link" href="gst-plugins-good-plugins-vertigotv.html#GstVertigoTV-reset-parms" title='The "reset-parms" signal'>reset-parms</a>" : <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Signals.html#G-SIGNAL-ACTION:CAPS"><code class="literal">Action</code></a> |
| 72 | </pre> |
| 73 | </div> |
| 74 | <div class="refsect1"> |
| 75 | <a name="gst-plugins-good-plugins-vertigotv.description"></a><h2>Description</h2> |
| 76 | <p> |
| 77 | VertigoTV is a loopback alpha blending effector with rotating and scaling. |
| 78 | </p> |
| 79 | <p> |
| 80 | </p> |
| 81 | <div class="refsect2"> |
Sebastian Dröge | 463b56a | 2012-05-21 12:55:13 +0200 | [diff] [blame^] | 82 | <a name="idp5308992"></a><h3>Example launch line</h3> |
Olivier Naudan | 988c6f0 | 2012-04-16 07:16:25 -0400 | [diff] [blame] | 83 | <div class="informalexample"> |
| 84 | <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> |
| 85 | <tbody> |
| 86 | <tr> |
| 87 | <td class="listing_lines" align="right"><pre>1</pre></td> |
| 88 | <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch <span class="gtkdoc opt">-</span>v videotestsrc <span class="gtkdoc opt">!</span> vertigotv <span class="gtkdoc opt">!</span> videoconvert <span class="gtkdoc opt">!</span> autovideosink</pre></td> |
| 89 | </tr> |
| 90 | </tbody> |
| 91 | </table> |
| 92 | </div> |
| 93 | This pipeline shows the effect of vertigotv on a test stream. |
| 94 | </div> |
| 95 | <p> |
| 96 | </p> |
| 97 | <div class="refsynopsisdiv"> |
| 98 | <h2>Synopsis</h2> |
| 99 | <div class="refsect2"> |
Sebastian Dröge | 463b56a | 2012-05-21 12:55:13 +0200 | [diff] [blame^] | 100 | <a name="idp20062160"></a><h3>Element Information</h3> |
Olivier Naudan | 988c6f0 | 2012-04-16 07:16:25 -0400 | [diff] [blame] | 101 | <div class="variablelist"><table border="0"> |
| 102 | <col align="left" valign="top"> |
| 103 | <tbody> |
| 104 | <tr> |
| 105 | <td><p><span class="term">plugin</span></p></td> |
| 106 | <td> |
| 107 | <a class="link" href="gst-plugins-good-plugins-plugin-effectv.html#plugin-effectv">effectv</a> |
| 108 | </td> |
| 109 | </tr> |
| 110 | <tr> |
| 111 | <td><p><span class="term">author</span></p></td> |
| 112 | <td>Wim Taymans <wim.taymans@gmail.be></td> |
| 113 | </tr> |
| 114 | <tr> |
| 115 | <td><p><span class="term">class</span></p></td> |
| 116 | <td>Filter/Effect/Video</td> |
| 117 | </tr> |
| 118 | </tbody> |
| 119 | </table></div> |
| 120 | </div> |
| 121 | <hr> |
| 122 | <div class="refsect2"> |
Sebastian Dröge | 463b56a | 2012-05-21 12:55:13 +0200 | [diff] [blame^] | 123 | <a name="idp22485984"></a><h3>Element Pads</h3> |
Olivier Naudan | 988c6f0 | 2012-04-16 07:16:25 -0400 | [diff] [blame] | 124 | <div class="variablelist"><table border="0"> |
| 125 | <col align="left" valign="top"> |
| 126 | <tbody> |
| 127 | <tr> |
| 128 | <td><p><span class="term">name</span></p></td> |
| 129 | <td>sink</td> |
| 130 | </tr> |
| 131 | <tr> |
| 132 | <td><p><span class="term">direction</span></p></td> |
| 133 | <td>sink</td> |
| 134 | </tr> |
| 135 | <tr> |
| 136 | <td><p><span class="term">presence</span></p></td> |
| 137 | <td>always</td> |
| 138 | </tr> |
| 139 | <tr> |
| 140 | <td><p><span class="term">details</span></p></td> |
| 141 | <td>video/x-raw, format=(string){ RGBx, BGRx }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> |
| 142 | </tr> |
| 143 | </tbody> |
| 144 | </table></div> |
| 145 | <div class="variablelist"><table border="0"> |
| 146 | <col align="left" valign="top"> |
| 147 | <tbody> |
| 148 | <tr> |
| 149 | <td><p><span class="term">name</span></p></td> |
| 150 | <td>src</td> |
| 151 | </tr> |
| 152 | <tr> |
| 153 | <td><p><span class="term">direction</span></p></td> |
| 154 | <td>source</td> |
| 155 | </tr> |
| 156 | <tr> |
| 157 | <td><p><span class="term">presence</span></p></td> |
| 158 | <td>always</td> |
| 159 | </tr> |
| 160 | <tr> |
| 161 | <td><p><span class="term">details</span></p></td> |
| 162 | <td>video/x-raw, format=(string){ RGBx, BGRx }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> |
| 163 | </tr> |
| 164 | </tbody> |
| 165 | </table></div> |
| 166 | </div> |
| 167 | </div> |
| 168 | <p> |
| 169 | </p> |
| 170 | </div> |
| 171 | <div class="refsect1"> |
| 172 | <a name="gst-plugins-good-plugins-vertigotv.details"></a><h2>Details</h2> |
| 173 | <div class="refsect2"> |
| 174 | <a name="GstVertigoTV-struct"></a><h3>struct GstVertigoTV</h3> |
| 175 | <pre class="programlisting">struct GstVertigoTV;</pre> |
| 176 | <p> |
| 177 | </p> |
| 178 | </div> |
| 179 | </div> |
| 180 | <div class="refsect1"> |
| 181 | <a name="gst-plugins-good-plugins-vertigotv.property-details"></a><h2>Property Details</h2> |
| 182 | <div class="refsect2"> |
| 183 | <a name="GstVertigoTV--speed"></a><h3>The <code class="literal">"speed"</code> property</h3> |
| 184 | <pre class="programlisting"> "speed" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a> : Read / Write</pre> |
| 185 | <p>Control the speed of movement.</p> |
| 186 | <p>Allowed values: [0.01,100]</p> |
| 187 | <p>Default value: 0.02</p> |
| 188 | </div> |
| 189 | <hr> |
| 190 | <div class="refsect2"> |
| 191 | <a name="GstVertigoTV--zoom-speed"></a><h3>The <code class="literal">"zoom-speed"</code> property</h3> |
| 192 | <pre class="programlisting"> "zoom-speed" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a> : Read / Write</pre> |
| 193 | <p>Control the rate of zooming.</p> |
| 194 | <p>Allowed values: [1.01,1.1]</p> |
| 195 | <p>Default value: 1.01</p> |
| 196 | </div> |
| 197 | </div> |
| 198 | <div class="refsect1"> |
| 199 | <a name="gst-plugins-good-plugins-vertigotv.signal-details"></a><h2>Signal Details</h2> |
| 200 | <div class="refsect2"> |
| 201 | <a name="GstVertigoTV-reset-parms"></a><h3>The <code class="literal">"reset-parms"</code> signal</h3> |
| 202 | <pre class="programlisting"><span class="returnvalue">void</span> user_function (<a class="link" href="gst-plugins-good-plugins-vertigotv.html#GstVertigoTV"><span class="type">GstVertigoTV</span></a> *gstvertigotv, |
| 203 | <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data) : <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Signals.html#G-SIGNAL-ACTION:CAPS"><code class="literal">Action</code></a></pre> |
| 204 | <p> |
| 205 | </p> |
| 206 | <div class="variablelist"><table border="0"> |
| 207 | <col align="left" valign="top"> |
| 208 | <tbody> |
| 209 | <tr> |
| 210 | <td><p><span class="term"><em class="parameter"><code>gstvertigotv</code></em> :</span></p></td> |
| 211 | <td>the object which received the signal.</td> |
| 212 | </tr> |
| 213 | <tr> |
| 214 | <td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td> |
| 215 | <td>user data set when the signal handler was connected.</td> |
| 216 | </tr> |
| 217 | </tbody> |
| 218 | </table></div> |
| 219 | </div> |
| 220 | </div> |
| 221 | </div> |
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