1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 2<html> 3<head> 4<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 5<title>kaleidoscope: GStreamer Bad Plugins 1.0 Plugins Reference Manual</title> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="index.html" title="GStreamer Bad Plugins 1.0 Plugins Reference Manual"> 8<link rel="up" href="ch01.html" title="gst-plugins-bad Elements"> 9<link rel="prev" href="gst-plugins-bad-plugins-jpegparse.html" title="jpegparse"> 10<link rel="next" href="gst-plugins-bad-plugins-katedec.html" title="katedec"> 11<meta name="generator" content="GTK-Doc V1.28 (XML mode)"> 12<link rel="stylesheet" href="style.css" type="text/css"> 13</head> 14<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 15<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle"> 16<td width="100%" align="left" class="shortcuts"> 17<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span> 18 <a href="#gst-plugins-bad-plugins-kaleidoscope.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> 19 <a href="#gst-plugins-bad-plugins-kaleidoscope.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_properties"> <span class="dim">|</span> 20 <a href="#gst-plugins-bad-plugins-kaleidoscope.properties" class="shortcut">Properties</a></span> 21</td> 22<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td> 23<td><a accesskey="u" href="ch01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td> 24<td><a accesskey="p" href="gst-plugins-bad-plugins-jpegparse.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td> 25<td><a accesskey="n" href="gst-plugins-bad-plugins-katedec.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td> 26</tr></table> 27<div class="refentry"> 28<a name="gst-plugins-bad-plugins-kaleidoscope"></a><div class="titlepage"></div> 29<div class="refnamediv"><table width="100%"><tr> 30<td valign="top"> 31<h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-kaleidoscope.top_of_page"></a>kaleidoscope</span></h2> 32<p>kaleidoscope</p> 33</td> 34<td class="gallery_image" valign="top" align="right"></td> 35</tr></table></div> 36<div class="refsect1"> 37<a name="gst-plugins-bad-plugins-kaleidoscope.properties"></a><h2>Properties</h2> 38<div class="informaltable"><table class="informaltable" border="0"> 39<colgroup> 40<col width="150px" class="properties_type"> 41<col width="300px" class="properties_name"> 42<col width="200px" class="properties_flags"> 43</colgroup> 44<tbody> 45<tr> 46<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> 47<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-kaleidoscope.html#GstKaleidoscope--angle" title="The “angle” property">angle</a></td> 48<td class="property_flags">Read / Write</td> 49</tr> 50<tr> 51<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> 52<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-kaleidoscope.html#GstKaleidoscope--angle2" title="The “angle2” property">angle2</a></td> 53<td class="property_flags">Read / Write</td> 54</tr> 55<tr> 56<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td> 57<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-kaleidoscope.html#GstKaleidoscope--sides" title="The “sides” property">sides</a></td> 58<td class="property_flags">Read / Write</td> 59</tr> 60</tbody> 61</table></div> 62</div> 63<a name="GstKaleidoscope"></a><div class="refsect1"> 64<a name="gst-plugins-bad-plugins-kaleidoscope.other"></a><h2>Types and Values</h2> 65<div class="informaltable"><table class="informaltable" width="100%" border="0"> 66<colgroup> 67<col width="150px" class="name"> 68<col class="description"> 69</colgroup> 70<tbody><tr> 71<td class="datatype_keyword">struct</td> 72<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-kaleidoscope.html#GstKaleidoscope-struct" title="struct GstKaleidoscope">GstKaleidoscope</a></td> 73</tr></tbody> 74</table></div> 75</div> 76<div class="refsect1"> 77<a name="gst-plugins-bad-plugins-kaleidoscope.object-hierarchy"></a><h2>Object Hierarchy</h2> 78<pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a> 79 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> 80 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstObject.html#GstObject-struct">GstObject</a> 81 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstElement.html#GstElement-struct">GstElement</a> 82 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0/GstBaseTransform.html#GstBaseTransform-struct">GstBaseTransform</a> 83 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0/GstVideoFilter.html#GstVideoFilter-struct">GstVideoFilter</a> 84 <span class="lineart">╰──</span> GstGeometricTransform 85 <span class="lineart">╰──</span> GstCircleGeometricTransform 86 <span class="lineart">╰──</span> GstKaleidoscope 87</pre> 88</div> 89<div class="refsect1"> 90<a name="gst-plugins-bad-plugins-kaleidoscope.description"></a><h2>Description</h2> 91<p>The kaleidscope element applies 'kaleidoscope' geometric transform to the 92image.</p> 93<div class="refsect3"> 94<a name="id-1.2.128.7.3"></a><h4>Example launch line</h4> 95<div class="informalexample"> 96 <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> 97 <tbody> 98 <tr> 99 <td class="listing_lines" align="right"><pre>1</pre></td> 100 <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 videotestsrc <span class="gtkdoc opt">!</span> kaleidoscope <span class="gtkdoc opt">!</span> videoconvert <span class="gtkdoc opt">!</span> autovideosink</pre></td> 101 </tr> 102 </tbody> 103 </table> 104</div> 105 106<p></p> 107</div> 108<div class="refsynopsisdiv"> 109<h2>Synopsis</h2> 110<div class="refsect2"> 111<a name="id-1.2.128.7.4.1"></a><h3>Element Information</h3> 112<div class="variablelist"><table border="0" class="variablelist"> 113<colgroup> 114<col align="left" valign="top"> 115<col> 116</colgroup> 117<tbody> 118<tr> 119<td><p><span class="term">plugin</span></p></td> 120<td> 121 <a class="link" href="gst-plugins-bad-plugins-plugin-geometrictransform.html#plugin-geometrictransform">geometrictransform</a> 122 </td> 123</tr> 124<tr> 125<td><p><span class="term">author</span></p></td> 126<td>Thiago Santos<thiago.sousa.santos@collabora.co.uk></td> 127</tr> 128<tr> 129<td><p><span class="term">class</span></p></td> 130<td>Transform/Effect/Video</td> 131</tr> 132</tbody> 133</table></div> 134</div> 135<hr> 136<div class="refsect2"> 137<a name="id-1.2.128.7.4.2"></a><h3>Element Pads</h3> 138<div class="variablelist"><table border="0" class="variablelist"> 139<colgroup> 140<col align="left" valign="top"> 141<col> 142</colgroup> 143<tbody> 144<tr> 145<td><p><span class="term">name</span></p></td> 146<td>sink</td> 147</tr> 148<tr> 149<td><p><span class="term">direction</span></p></td> 150<td>sink</td> 151</tr> 152<tr> 153<td><p><span class="term">presence</span></p></td> 154<td>always</td> 155</tr> 156<tr> 157<td><p><span class="term">details</span></p></td> 158<td>video/x-raw, format=(string){ ARGB, BGR, BGRA, BGRx, RGB, RGBA, RGBx, AYUV, xBGR, xRGB, GRAY8, GRAY16_BE, GRAY16_LE }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> 159</tr> 160</tbody> 161</table></div> 162<div class="variablelist"><table border="0" class="variablelist"> 163<colgroup> 164<col align="left" valign="top"> 165<col> 166</colgroup> 167<tbody> 168<tr> 169<td><p><span class="term">name</span></p></td> 170<td>src</td> 171</tr> 172<tr> 173<td><p><span class="term">direction</span></p></td> 174<td>source</td> 175</tr> 176<tr> 177<td><p><span class="term">presence</span></p></td> 178<td>always</td> 179</tr> 180<tr> 181<td><p><span class="term">details</span></p></td> 182<td>video/x-raw, format=(string){ ARGB, BGR, BGRA, BGRx, RGB, RGBA, RGBx, AYUV, xBGR, xRGB, GRAY8, GRAY16_BE, GRAY16_LE }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> 183</tr> 184</tbody> 185</table></div> 186</div> 187</div> 188</div> 189<div class="refsect1"> 190<a name="gst-plugins-bad-plugins-kaleidoscope.functions_details"></a><h2>Functions</h2> 191<p></p> 192</div> 193<div class="refsect1"> 194<a name="gst-plugins-bad-plugins-kaleidoscope.other_details"></a><h2>Types and Values</h2> 195<div class="refsect2"> 196<a name="GstKaleidoscope-struct"></a><h3>struct GstKaleidoscope</h3> 197<pre class="programlisting">struct GstKaleidoscope;</pre> 198</div> 199</div> 200<div class="refsect1"> 201<a name="gst-plugins-bad-plugins-kaleidoscope.property-details"></a><h2>Property Details</h2> 202<div class="refsect2"> 203<a name="GstKaleidoscope--angle"></a><h3>The <code class="literal">“angle”</code> property</h3> 204<pre class="programlisting"> “angle” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> 205<p>primary angle in radians of the kaleidoscope effect.</p> 206<p>Flags: Read / Write</p> 207<p>Default value: 0</p> 208</div> 209<hr> 210<div class="refsect2"> 211<a name="GstKaleidoscope--angle2"></a><h3>The <code class="literal">“angle2”</code> property</h3> 212<pre class="programlisting"> “angle2” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> 213<p>secondary angle in radians of the kaleidoscope effect.</p> 214<p>Flags: Read / Write</p> 215<p>Default value: 0</p> 216</div> 217<hr> 218<div class="refsect2"> 219<a name="GstKaleidoscope--sides"></a><h3>The <code class="literal">“sides”</code> property</h3> 220<pre class="programlisting"> “sides” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> 221<p>Number of sides of the kaleidoscope.</p> 222<p>Flags: Read / Write</p> 223<p>Allowed values: >= 2</p> 224<p>Default value: 3</p> 225</div> 226</div> 227<div class="refsect1"> 228<a name="gst-plugins-bad-plugins-kaleidoscope.see-also"></a><h2>See Also</h2> 229<p>geometrictransform</p> 230</div> 231</div> 232<div class="footer"> 233<hr>Generated by GTK-Doc V1.28</div> 234</body> 235</html>
