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>webpenc: 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-webpdec.html" title="webpdec"> 10<link rel="next" href="gst-plugins-bad-plugins-webrtcbin.html" title="webrtcbin"> 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-webpenc.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> 19 <a href="#gst-plugins-bad-plugins-webpenc.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_interfaces"> <span class="dim">|</span> 20 <a href="#gst-plugins-bad-plugins-webpenc.implemented-interfaces" class="shortcut">Implemented Interfaces</a></span><span id="nav_properties"> <span class="dim">|</span> 21 <a href="#gst-plugins-bad-plugins-webpenc.properties" class="shortcut">Properties</a></span> 22</td> 23<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td> 24<td><a accesskey="u" href="ch01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td> 25<td><a accesskey="p" href="gst-plugins-bad-plugins-webpdec.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td> 26<td><a accesskey="n" href="gst-plugins-bad-plugins-webrtcbin.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td> 27</tr></table> 28<div class="refentry"> 29<a name="gst-plugins-bad-plugins-webpenc"></a><div class="titlepage"></div> 30<div class="refnamediv"><table width="100%"><tr> 31<td valign="top"> 32<h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-webpenc.top_of_page"></a>webpenc</span></h2> 33<p>webpenc</p> 34</td> 35<td class="gallery_image" valign="top" align="right"></td> 36</tr></table></div> 37<div class="refsect1"> 38<a name="gst-plugins-bad-plugins-webpenc.properties"></a><h2>Properties</h2> 39<div class="informaltable"><table class="informaltable" border="0"> 40<colgroup> 41<col width="150px" class="properties_type"> 42<col width="300px" class="properties_name"> 43<col width="200px" class="properties_flags"> 44</colgroup> 45<tbody> 46<tr> 47<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td> 48<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-webpenc.html#GstWebpEnc--lossless" title="The “lossless” property">lossless</a></td> 49<td class="property_flags">Read / Write</td> 50</tr> 51<tr> 52<td class="property_type"><span class="type">GstWebpEncPreset</span></td> 53<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-webpenc.html#GstWebpEnc--preset" title="The “preset” property">preset</a></td> 54<td class="property_flags">Read / Write</td> 55</tr> 56<tr> 57<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a></td> 58<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-webpenc.html#GstWebpEnc--quality" title="The “quality” property">quality</a></td> 59<td class="property_flags">Read / Write</td> 60</tr> 61<tr> 62<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td> 63<td class="property_name"><a class="link" href="gst-plugins-bad-plugins-webpenc.html#GstWebpEnc--speed" title="The “speed” property">speed</a></td> 64<td class="property_flags">Read / Write</td> 65</tr> 66</tbody> 67</table></div> 68</div> 69<a name="GstWebpEnc"></a><div class="refsect1"> 70<a name="gst-plugins-bad-plugins-webpenc.other"></a><h2>Types and Values</h2> 71<div class="informaltable"><table class="informaltable" width="100%" border="0"> 72<colgroup> 73<col width="150px" class="name"> 74<col class="description"> 75</colgroup> 76<tbody><tr> 77<td class="datatype_keyword">struct</td> 78<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-webpenc.html#GstWebpEnc-struct" title="struct GstWebpEnc">GstWebpEnc</a></td> 79</tr></tbody> 80</table></div> 81</div> 82<div class="refsect1"> 83<a name="gst-plugins-bad-plugins-webpenc.object-hierarchy"></a><h2>Object Hierarchy</h2> 84<pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a> 85 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> 86 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstObject.html#GstObject-struct">GstObject</a> 87 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstElement.html#GstElement-struct">GstElement</a> 88 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0/GstVideoEncoder.html#GstVideoEncoder-struct">GstVideoEncoder</a> 89 <span class="lineart">╰──</span> GstWebpEnc 90</pre> 91</div> 92<div class="refsect1"> 93<a name="gst-plugins-bad-plugins-webpenc.implemented-interfaces"></a><h2>Implemented Interfaces</h2> 94<p> 95GstWebpEnc implements 96 <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstPreset.html#GstPreset-struct">GstPreset</a>.</p> 97</div> 98<div class="refsect1"> 99<a name="gst-plugins-bad-plugins-webpenc.description"></a><h2>Description</h2> 100<div class="refsynopsisdiv"> 101<h2>Synopsis</h2> 102<div class="refsect2"> 103<a name="id-1.2.252.8.2.1"></a><h3>Element Information</h3> 104<div class="variablelist"><table border="0" class="variablelist"> 105<colgroup> 106<col align="left" valign="top"> 107<col> 108</colgroup> 109<tbody> 110<tr> 111<td><p><span class="term">plugin</span></p></td> 112<td> 113 <a class="link" href="gst-plugins-bad-plugins-plugin-webp.html#plugin-webp">webp</a> 114 </td> 115</tr> 116<tr> 117<td><p><span class="term">author</span></p></td> 118<td>Sreerenj Balachandran <sreerenjb@gnome.org></td> 119</tr> 120<tr> 121<td><p><span class="term">class</span></p></td> 122<td>Codec/Encoder/Image</td> 123</tr> 124</tbody> 125</table></div> 126</div> 127<hr> 128<div class="refsect2"> 129<a name="id-1.2.252.8.2.2"></a><h3>Element Pads</h3> 130<div class="variablelist"><table border="0" class="variablelist"> 131<colgroup> 132<col align="left" valign="top"> 133<col> 134</colgroup> 135<tbody> 136<tr> 137<td><p><span class="term">name</span></p></td> 138<td>sink</td> 139</tr> 140<tr> 141<td><p><span class="term">direction</span></p></td> 142<td>sink</td> 143</tr> 144<tr> 145<td><p><span class="term">presence</span></p></td> 146<td>always</td> 147</tr> 148<tr> 149<td><p><span class="term">details</span></p></td> 150<td>video/x-raw, format=(string){ I420, YV12, RGB, RGBA }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td> 151</tr> 152</tbody> 153</table></div> 154<div class="variablelist"><table border="0" class="variablelist"> 155<colgroup> 156<col align="left" valign="top"> 157<col> 158</colgroup> 159<tbody> 160<tr> 161<td><p><span class="term">name</span></p></td> 162<td>src</td> 163</tr> 164<tr> 165<td><p><span class="term">direction</span></p></td> 166<td>source</td> 167</tr> 168<tr> 169<td><p><span class="term">presence</span></p></td> 170<td>always</td> 171</tr> 172<tr> 173<td><p><span class="term">details</span></p></td> 174<td>image/webp, framerate=(fraction)[ 0/1, 2147483647/1 ], width=(int)[ 16, 16383 ], height=(int)[ 16, 16383 ]</td> 175</tr> 176</tbody> 177</table></div> 178</div> 179</div> 180</div> 181<div class="refsect1"> 182<a name="gst-plugins-bad-plugins-webpenc.functions_details"></a><h2>Functions</h2> 183<p></p> 184</div> 185<div class="refsect1"> 186<a name="gst-plugins-bad-plugins-webpenc.other_details"></a><h2>Types and Values</h2> 187<div class="refsect2"> 188<a name="GstWebpEnc-struct"></a><h3>struct GstWebpEnc</h3> 189<pre class="programlisting">struct GstWebpEnc;</pre> 190<p>Opaque data structure.</p> 191</div> 192</div> 193<div class="refsect1"> 194<a name="gst-plugins-bad-plugins-webpenc.property-details"></a><h2>Property Details</h2> 195<div class="refsect2"> 196<a name="GstWebpEnc--lossless"></a><h3>The <code class="literal">“lossless”</code> property</h3> 197<pre class="programlisting"> “lossless” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre> 198<p>Enable lossless encoding.</p> 199<p>Flags: Read / Write</p> 200<p>Default value: FALSE</p> 201</div> 202<hr> 203<div class="refsect2"> 204<a name="GstWebpEnc--preset"></a><h3>The <code class="literal">“preset”</code> property</h3> 205<pre class="programlisting"> “preset” <span class="type">GstWebpEncPreset</span></pre> 206<p>Preset name for visual tuning.</p> 207<p>Flags: Read / Write</p> 208<p>Default value: Outdoor photo, natural lighting</p> 209</div> 210<hr> 211<div class="refsect2"> 212<a name="GstWebpEnc--quality"></a><h3>The <code class="literal">“quality”</code> property</h3> 213<pre class="programlisting"> “quality” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a></pre> 214<p>quality level, between 0 (smallest file) and 100 (biggest).</p> 215<p>Flags: Read / Write</p> 216<p>Allowed values: [0,100]</p> 217<p>Default value: 90</p> 218</div> 219<hr> 220<div class="refsect2"> 221<a name="GstWebpEnc--speed"></a><h3>The <code class="literal">“speed”</code> property</h3> 222<pre class="programlisting"> “speed” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre> 223<p>quality/speed trade-off (0=fast, 6=slower-better).</p> 224<p>Flags: Read / Write</p> 225<p>Allowed values: <= 6</p> 226<p>Default value: 4</p> 227</div> 228</div> 229</div> 230<div class="footer"> 231<hr>Generated by GTK-Doc V1.28</div> 232</body> 233</html>
