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>opencvtextoverlay: 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-openalsrc.html" title="openalsrc"> 10<link rel="next" href="gst-plugins-bad-plugins-openexrdec.html" title="openexrdec"> 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-opencvtextoverlay.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> 19 <a href="#gst-plugins-bad-plugins-opencvtextoverlay.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_properties"> <span class="dim">|</span> 20 <a href="#gst-plugins-bad-plugins-opencvtextoverlay.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-openalsrc.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-openexrdec.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-opencvtextoverlay"></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-opencvtextoverlay.top_of_page"></a>opencvtextoverlay</span></h2> 32<p>opencvtextoverlay</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-opencvtextoverlay.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#gint"><span class="type">gint</span></a></td> 47<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay--colorB" title="The “colorB” property">colorB</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#gint"><span class="type">gint</span></a></td> 52<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay--colorG" title="The “colorG” property">colorG</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-opencvtextoverlay.html#GstOpencvTextOverlay--colorR" title="The “colorR” property">colorR</a></td> 58<td class="property_flags">Read / Write</td> 59</tr> 60<tr> 61<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> 62<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay--height" title="The “height” property">height</a></td> 63<td class="property_flags">Read / Write</td> 64</tr> 65<tr> 66<td class="property_type"> 67<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</td> 68<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay--text" title="The “text” property">text</a></td> 69<td class="property_flags">Read / Write</td> 70</tr> 71<tr> 72<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td> 73<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay--thickness" title="The “thickness” property">thickness</a></td> 74<td class="property_flags">Read / Write</td> 75</tr> 76<tr> 77<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> 78<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay--width" title="The “width” property">width</a></td> 79<td class="property_flags">Read / Write</td> 80</tr> 81<tr> 82<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td> 83<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay--xpos" title="The “xpos” property">xpos</a></td> 84<td class="property_flags">Read / Write</td> 85</tr> 86<tr> 87<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td> 88<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay--ypos" title="The “ypos” property">ypos</a></td> 89<td class="property_flags">Read / Write</td> 90</tr> 91</tbody> 92</table></div> 93</div> 94<a name="GstOpencvTextOverlay"></a><div class="refsect1"> 95<a name="gst-plugins-bad-plugins-opencvtextoverlay.other"></a><h2>Types and Values</h2> 96<div class="informaltable"><table class="informaltable" width="100%" border="0"> 97<colgroup> 98<col width="150px" class="name"> 99<col class="description"> 100</colgroup> 101<tbody><tr> 102<td class="datatype_keyword">struct</td> 103<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-opencvtextoverlay.html#GstOpencvTextOverlay-struct" title="struct GstOpencvTextOverlay">GstOpencvTextOverlay</a></td> 104</tr></tbody> 105</table></div> 106</div> 107<div class="refsect1"> 108<a name="gst-plugins-bad-plugins-opencvtextoverlay.object-hierarchy"></a><h2>Object Hierarchy</h2> 109<pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a> 110 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> 111 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstObject.html#GstObject-struct">GstObject</a> 112 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstElement.html#GstElement-struct">GstElement</a> 113 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0/GstBaseTransform.html#GstBaseTransform-struct">GstBaseTransform</a> 114 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0/GstVideoFilter.html#GstVideoFilter-struct">GstVideoFilter</a> 115 <span class="lineart">╰──</span> GstOpencvVideoFilter 116 <span class="lineart">╰──</span> GstOpencvTextOverlay 117</pre> 118</div> 119<div class="refsect1"> 120<a name="gst-plugins-bad-plugins-opencvtextoverlay.description"></a><h2>Description</h2> 121<p>opencvtextoverlay renders the text on top of the video frames</p> 122<div class="refsect2"> 123<a name="id-1.2.158.7.3"></a><h3>Example launch line</h3> 124<div class="informalexample"> 125 <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> 126 <tbody> 127 <tr> 128 <td class="listing_lines" align="right"><pre>1</pre></td> 129 <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> videotestsrc <span class="gtkdoc opt">!</span> videoconvert <span class="gtkdoc opt">!</span> opencvtextoverlay text<span class="gtkdoc opt">=</span><span class="string">"Opencv Text Overlay "</span> <span class="gtkdoc opt">!</span> videoconvert <span class="gtkdoc opt">!</span> xvimagesink</pre></td> 130 </tr> 131 </tbody> 132 </table> 133</div> 134 135</div> 136<div class="refsynopsisdiv"> 137<h2>Synopsis</h2> 138<div class="refsect2"> 139<a name="id-1.2.158.7.4.1"></a><h3>Element Information</h3> 140<div class="variablelist"><table border="0" class="variablelist"> 141<colgroup> 142<col align="left" valign="top"> 143<col> 144</colgroup> 145<tbody> 146<tr> 147<td><p><span class="term">plugin</span></p></td> 148<td> 149 <a class="link" href="gst-plugins-bad-plugins-plugin-opencv.html#plugin-opencv">opencv</a> 150 </td> 151</tr> 152<tr> 153<td><p><span class="term">author</span></p></td> 154<td>sreerenj<bsreerenj@gmail.com></td> 155</tr> 156<tr> 157<td><p><span class="term">class</span></p></td> 158<td>Filter/Effect/Video</td> 159</tr> 160</tbody> 161</table></div> 162</div> 163<hr> 164<div class="refsect2"> 165<a name="id-1.2.158.7.4.2"></a><h3>Element Pads</h3> 166<div class="variablelist"><table border="0" class="variablelist"> 167<colgroup> 168<col align="left" valign="top"> 169<col> 170</colgroup> 171<tbody> 172<tr> 173<td><p><span class="term">name</span></p></td> 174<td>sink</td> 175</tr> 176<tr> 177<td><p><span class="term">direction</span></p></td> 178<td>sink</td> 179</tr> 180<tr> 181<td><p><span class="term">presence</span></p></td> 182<td>always</td> 183</tr> 184<tr> 185<td><p><span class="term">details</span></p></td> 186<td>video/x-raw, format=(string)RGB, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> 187</tr> 188</tbody> 189</table></div> 190<div class="variablelist"><table border="0" class="variablelist"> 191<colgroup> 192<col align="left" valign="top"> 193<col> 194</colgroup> 195<tbody> 196<tr> 197<td><p><span class="term">name</span></p></td> 198<td>src</td> 199</tr> 200<tr> 201<td><p><span class="term">direction</span></p></td> 202<td>source</td> 203</tr> 204<tr> 205<td><p><span class="term">presence</span></p></td> 206<td>always</td> 207</tr> 208<tr> 209<td><p><span class="term">details</span></p></td> 210<td>video/x-raw, format=(string)RGB, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> 211</tr> 212</tbody> 213</table></div> 214</div> 215</div> 216</div> 217<div class="refsect1"> 218<a name="gst-plugins-bad-plugins-opencvtextoverlay.functions_details"></a><h2>Functions</h2> 219<p></p> 220</div> 221<div class="refsect1"> 222<a name="gst-plugins-bad-plugins-opencvtextoverlay.other_details"></a><h2>Types and Values</h2> 223<div class="refsect2"> 224<a name="GstOpencvTextOverlay-struct"></a><h3>struct GstOpencvTextOverlay</h3> 225<pre class="programlisting">struct GstOpencvTextOverlay;</pre> 226</div> 227</div> 228<div class="refsect1"> 229<a name="gst-plugins-bad-plugins-opencvtextoverlay.property-details"></a><h2>Property Details</h2> 230<div class="refsect2"> 231<a name="GstOpencvTextOverlay--colorB"></a><h3>The <code class="literal">“colorB”</code> property</h3> 232<pre class="programlisting"> “colorB” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> 233<p>Sets the color -B.</p> 234<p>Flags: Read / Write</p> 235<p>Allowed values: [0,255]</p> 236<p>Default value: 0</p> 237</div> 238<hr> 239<div class="refsect2"> 240<a name="GstOpencvTextOverlay--colorG"></a><h3>The <code class="literal">“colorG”</code> property</h3> 241<pre class="programlisting"> “colorG” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> 242<p>Sets the color -G.</p> 243<p>Flags: Read / Write</p> 244<p>Allowed values: [0,255]</p> 245<p>Default value: 0</p> 246</div> 247<hr> 248<div class="refsect2"> 249<a name="GstOpencvTextOverlay--colorR"></a><h3>The <code class="literal">“colorR”</code> property</h3> 250<pre class="programlisting"> “colorR” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> 251<p>Sets the color -R.</p> 252<p>Flags: Read / Write</p> 253<p>Allowed values: [0,255]</p> 254<p>Default value: 0</p> 255</div> 256<hr> 257<div class="refsect2"> 258<a name="GstOpencvTextOverlay--height"></a><h3>The <code class="literal">“height”</code> property</h3> 259<pre class="programlisting"> “height” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> 260<p>Sets the height of fonts.</p> 261<p>Flags: Read / Write</p> 262<p>Allowed values: [1,5]</p> 263<p>Default value: 1</p> 264</div> 265<hr> 266<div class="refsect2"> 267<a name="GstOpencvTextOverlay--text"></a><h3>The <code class="literal">“text”</code> property</h3> 268<pre class="programlisting"> “text” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</pre> 269<p>Text to be display.</p> 270<p>Flags: Read / Write</p> 271<p>Default value: "Opencv Text Overlay"</p> 272</div> 273<hr> 274<div class="refsect2"> 275<a name="GstOpencvTextOverlay--thickness"></a><h3>The <code class="literal">“thickness”</code> property</h3> 276<pre class="programlisting"> “thickness” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> 277<p>Sets the Thickness of Font.</p> 278<p>Flags: Read / Write</p> 279<p>Allowed values: >= 0</p> 280<p>Default value: 2</p> 281</div> 282<hr> 283<div class="refsect2"> 284<a name="GstOpencvTextOverlay--width"></a><h3>The <code class="literal">“width”</code> property</h3> 285<pre class="programlisting"> “width” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> 286<p>Sets the width of fonts.</p> 287<p>Flags: Read / Write</p> 288<p>Allowed values: [1,5]</p> 289<p>Default value: 1</p> 290</div> 291<hr> 292<div class="refsect2"> 293<a name="GstOpencvTextOverlay--xpos"></a><h3>The <code class="literal">“xpos”</code> property</h3> 294<pre class="programlisting"> “xpos” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> 295<p>Sets the Horizontal position.</p> 296<p>Flags: Read / Write</p> 297<p>Allowed values: >= 0</p> 298<p>Default value: 50</p> 299</div> 300<hr> 301<div class="refsect2"> 302<a name="GstOpencvTextOverlay--ypos"></a><h3>The <code class="literal">“ypos”</code> property</h3> 303<pre class="programlisting"> “ypos” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> 304<p>Sets the Vertical position.</p> 305<p>Flags: Read / Write</p> 306<p>Allowed values: >= 0</p> 307<p>Default value: 50</p> 308</div> 309</div> 310</div> 311<div class="footer"> 312<hr>Generated by GTK-Doc V1.28</div> 313</body> 314</html>
