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20 <th width="100%" align="center">GStreamer Good Plugins 0.10 Plugins Reference Manual</th>
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24 <a href="#gst-plugins-good-plugins-alphacolor.synopsis" class="shortcut">Top</a>
26 <a href="#gst-plugins-good-plugins-alphacolor.description" class="shortcut">Description</a>
28 <a href="#gst-plugins-good-plugins-alphacolor.object-hierarchy" class="shortcut">Object Hierarchy</a>
31 <div class="refentry">
32 <a name="gst-plugins-good-plugins-alphacolor"></a><div class="titlepage"></div>
33 <div class="refnamediv"><table width="100%"><tr>
35 <h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-alphacolor.top_of_page"></a>alphacolor</span></h2>
36 <p>alphacolor — ARGB from/to AYUV colorspace conversion preserving the alpha channel</p>
38 <td valign="top" align="right"></td>
40 <div class="refsynopsisdiv">
41 <a name="gst-plugins-good-plugins-alphacolor.synopsis"></a><h2>Synopsis</h2>
42 <a name="GstAlphaColor"></a><pre class="synopsis">struct <a class="link" href="gst-plugins-good-plugins-alphacolor.html#GstAlphaColor-struct" title="struct GstAlphaColor">GstAlphaColor</a>;
45 <div class="refsect1">
46 <a name="gst-plugins-good-plugins-alphacolor.object-hierarchy"></a><h2>Object Hierarchy</h2>
47 <pre class="synopsis">
48 <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
49 +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a>
50 +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a>
51 +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-libs/html/GstBaseTransform.html">GstBaseTransform</a>
52 +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-base-libs/html/gst-plugins-base-libs-gstvideofilter.html#GstVideoFilter">GstVideoFilter</a>
56 <div class="refsect1">
57 <a name="gst-plugins-good-plugins-alphacolor.description"></a><h2>Description</h2>
59 The alphacolor element does memory-efficient (in-place) colourspace
60 conversion from RGBA to AYUV or AYUV to RGBA while preserving the
66 <div class="informalexample">
67 <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
70 <td class="listing_lines" align="right"><pre>1
72 <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch videotestsrc <span class="gtkdoc opt">!</span> <span class="string">"video/x-raw-yuv,format=(fourcc)AYUV"</span> <span class="gtkdoc opt">!</span> \
73 alphacolor <span class="gtkdoc opt">!</span> <span class="string">"video/x-raw-rgb"</span> <span class="gtkdoc opt">!</span> ffmpegcolorspace <span class="gtkdoc opt">!</span> autovideosink</pre></td>
81 <div class="refsynopsisdiv">
83 <div class="refsect2">
84 <a name="idp8544080"></a><h3>Element Information</h3>
85 <div class="variablelist"><table border="0">
86 <col align="left" valign="top">
89 <td><p><span class="term">plugin</span></p></td>
91 <a class="link" href="gst-plugins-good-plugins-plugin-alphacolor.html#plugin-alphacolor">alphacolor</a>
95 <td><p><span class="term">author</span></p></td>
96 <td>Wim Taymans <wim@fluendo.com></td>
99 <td><p><span class="term">class</span></p></td>
100 <td>Filter/Converter/Video</td>
106 <div class="refsect2">
107 <a name="idp8875872"></a><h3>Element Pads</h3>
108 <div class="variablelist"><table border="0">
109 <col align="left" valign="top">
112 <td><p><span class="term">name</span></p></td>
116 <td><p><span class="term">direction</span></p></td>
120 <td><p><span class="term">presence</span></p></td>
124 <td><p><span class="term">details</span></p></td>
125 <td>video/x-raw-rgb, bpp=(int)32, depth=(int)32, endianness=(int)4321, red_mask=(int)-16777216, green_mask=(int)16711680, blue_mask=(int)65280, alpha_mask=(int)255, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
128 <td><p><span class="term"></span></p></td>
129 <td> video/x-raw-rgb, bpp=(int)32, depth=(int)32, endianness=(int)4321, red_mask=(int)65280, green_mask=(int)16711680, blue_mask=(int)-16777216, alpha_mask=(int)255, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
132 <td><p><span class="term"></span></p></td>
133 <td> video/x-raw-rgb, bpp=(int)32, depth=(int)32, endianness=(int)4321, red_mask=(int)16711680, green_mask=(int)65280, blue_mask=(int)255, alpha_mask=(int)-16777216, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
136 <td><p><span class="term"></span></p></td>
137 <td> video/x-raw-rgb, bpp=(int)32, depth=(int)32, endianness=(int)4321, red_mask=(int)255, green_mask=(int)65280, blue_mask=(int)16711680, alpha_mask=(int)-16777216, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
140 <td><p><span class="term"></span></p></td>
141 <td> video/x-raw-yuv, format=(fourcc)AYUV, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
145 <div class="variablelist"><table border="0">
146 <col align="left" valign="top">
149 <td><p><span class="term">name</span></p></td>
153 <td><p><span class="term">direction</span></p></td>
157 <td><p><span class="term">presence</span></p></td>
161 <td><p><span class="term">details</span></p></td>
162 <td>video/x-raw-rgb, bpp=(int)32, depth=(int)32, endianness=(int)4321, red_mask=(int)-16777216, green_mask=(int)16711680, blue_mask=(int)65280, alpha_mask=(int)255, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
165 <td><p><span class="term"></span></p></td>
166 <td> video/x-raw-rgb, bpp=(int)32, depth=(int)32, endianness=(int)4321, red_mask=(int)65280, green_mask=(int)16711680, blue_mask=(int)-16777216, alpha_mask=(int)255, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
169 <td><p><span class="term"></span></p></td>
170 <td> video/x-raw-rgb, bpp=(int)32, depth=(int)32, endianness=(int)4321, red_mask=(int)16711680, green_mask=(int)65280, blue_mask=(int)255, alpha_mask=(int)-16777216, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
173 <td><p><span class="term"></span></p></td>
174 <td> video/x-raw-rgb, bpp=(int)32, depth=(int)32, endianness=(int)4321, red_mask=(int)255, green_mask=(int)65280, blue_mask=(int)16711680, alpha_mask=(int)-16777216, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
177 <td><p><span class="term"></span></p></td>
178 <td> video/x-raw-yuv, format=(fourcc)AYUV, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
187 <div class="refsect1">
188 <a name="gst-plugins-good-plugins-alphacolor.details"></a><h2>Details</h2>
189 <div class="refsect2">
190 <a name="GstAlphaColor-struct"></a><h3>struct GstAlphaColor</h3>
191 <pre class="programlisting">struct GstAlphaColor;</pre>
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