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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
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<title>ttmlrender: GStreamer Bad Plugins 1.0 Plugins Reference Manual</title>
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<a href="#" class="shortcut">Top</a><span id="nav_description">  <span class="dim">|</span> 
                  <a href="#gst-plugins-bad-plugins-ttmlrender.description" class="shortcut">Description</a></span><span id="nav_hierarchy">  <span class="dim">|</span> 
                  <a href="#gst-plugins-bad-plugins-ttmlrender.object-hierarchy" class="shortcut">Object Hierarchy</a></span>
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</tr></table>
<div class="refentry">
<a name="gst-plugins-bad-plugins-ttmlrender"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-ttmlrender.top_of_page"></a>ttmlrender</span></h2>
<p>ttmlrender</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<a name="GstTtmlRender"></a><div class="refsect1">
<a name="gst-plugins-bad-plugins-ttmlrender.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-bad-plugins-ttmlrender.html#GstTtmlRender-struct" title="struct GstTtmlRender">GstTtmlRender</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-ttmlrender.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="../gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
    <span class="lineart">╰──</span> <a href="../gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
        <span class="lineart">╰──</span> <a href="../gstreamer-1.0/GstObject.html#GstObject-struct">GstObject</a>
            <span class="lineart">╰──</span> <a href="../gstreamer-1.0/GstElement.html#GstElement-struct">GstElement</a>
                <span class="lineart">╰──</span> GstTtmlRender
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-ttmlrender.description"></a><h2>Description</h2>
<p>Renders timed text on top of a video stream. It receives text in buffers
from a ttmlparse element; each text string is in its own <a href="../gstreamer-1.0/GstMemory.html#GstMemory-struct"><span class="type">GstMemory</span></a> within
the GstBuffer, and the styling and layout associated with each text string
is in metadata attached to the <a href="../gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a>.</p>
<div class="refsect3">
<a name="id-1.2.231.6.3"></a><h4>Example launch lines</h4>
<div class="informalexample">
  <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
    <tbody>
      <tr>
        <td class="listing_lines" align="right"><pre>1</pre></td>
        <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> filesrc location<span class="gtkdoc opt">=&lt;</span>media file location<span class="gtkdoc opt">&gt; !</span> video<span class="gtkdoc opt">/</span>quicktime <span class="gtkdoc opt">!</span> qtdemux name<span class="gtkdoc opt">=</span>q ttmlrender name<span class="gtkdoc opt">=</span>r q<span class="gtkdoc opt">. !</span> queue <span class="gtkdoc opt">!</span> h264parse <span class="gtkdoc opt">!</span> avdec_h264 <span class="gtkdoc opt">!</span> autovideoconvert <span class="gtkdoc opt">!</span> r<span class="gtkdoc opt">.</span>video_sink filesrc location<span class="gtkdoc opt">=&lt;</span>subtitle file location<span class="gtkdoc opt">&gt;</span> blocksize<span class="gtkdoc opt">=</span><span class="number">16777216</span> <span class="gtkdoc opt">!</span> queue <span class="gtkdoc opt">!</span> ttmlparse <span class="gtkdoc opt">!</span> r<span class="gtkdoc opt">.</span>text_sink r<span class="gtkdoc opt">. !</span> ximagesink q<span class="gtkdoc opt">. !</span> queue <span class="gtkdoc opt">!</span> aacparse <span class="gtkdoc opt">!</span> avdec_aac <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> alsasink</pre></td>
      </tr>
    </tbody>
  </table>
</div>

<p> Parse and render TTML subtitles contained in a single XML file over an
MP4 stream containing H.264 video and AAC audio:</p>
</div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.231.6.4.1"></a><h3>Element Information</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">plugin</span></p></td>
<td>
            <a class="link" href="gst-plugins-bad-plugins-plugin-ttmlsubs.html#plugin-ttmlsubs">ttmlsubs</a>
          </td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>David Schleef &lt;ds@schleef.org&gt;, Zeeshan Ali &lt;zeeshan.ali@nokia.com&gt;, Chris Bass &lt;dash@rd.bbc.co.uk&gt;</td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Overlay/Subtitle</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.231.6.4.2"></a><h3>Element Pads</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>text_sink</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>text/x-raw(meta:GstSubtitleMeta)</td>
</tr>
</tbody>
</table></div>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>video_sink</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>video/x-raw, format=(string){ BGRx, RGBx, xRGB, xBGR, RGBA, BGRA, ARGB, ABGR, RGB, BGR, I420, YV12, AYUV, YUY2, UYVY, v308, Y41B, Y42B, Y444, NV12, NV21, A420, YUV9, YVU9, IYU1, GRAY8 }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
</tr>
<tr>
<td><p><span class="term"></span></p></td>
<td> video/x-raw(ANY), format=(string){ I420, YV12, YUY2, UYVY, AYUV, RGBx, BGRx, xRGB, xBGR, RGBA, BGRA, ARGB, ABGR, RGB, BGR, Y41B, Y42B, YVYU, Y444, v210, v216, NV12, NV21, GRAY8, GRAY16_BE, GRAY16_LE, v308, RGB16, BGR16, RGB15, BGR15, UYVP, A420, RGB8P, YUV9, YVU9, IYU1, ARGB64, AYUV64, r210, I420_10BE, I420_10LE, I422_10BE, I422_10LE, Y444_10BE, Y444_10LE, GBR, GBR_10BE, GBR_10LE, NV16, NV24, NV12_64Z32, A420_10BE, A420_10LE, A422_10BE, A422_10LE, A444_10BE, A444_10LE, NV61, P010_10BE, P010_10LE, IYU2, VYUY, GBRA, GBRA_10BE, GBRA_10LE, GBR_12BE, GBR_12LE, GBRA_12BE, GBRA_12LE, I420_12BE, I420_12LE, I422_12BE, I422_12LE, Y444_12BE, Y444_12LE, GRAY10_LE32, NV12_10LE32, NV16_10LE32 }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
</tr>
</tbody>
</table></div>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>src</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>source</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>video/x-raw, format=(string){ BGRx, RGBx, xRGB, xBGR, RGBA, BGRA, ARGB, ABGR, RGB, BGR, I420, YV12, AYUV, YUY2, UYVY, v308, Y41B, Y42B, Y444, NV12, NV21, A420, YUV9, YVU9, IYU1, GRAY8 }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
</tr>
<tr>
<td><p><span class="term"></span></p></td>
<td> video/x-raw(ANY), format=(string){ I420, YV12, YUY2, UYVY, AYUV, RGBx, BGRx, xRGB, xBGR, RGBA, BGRA, ARGB, ABGR, RGB, BGR, Y41B, Y42B, YVYU, Y444, v210, v216, NV12, NV21, GRAY8, GRAY16_BE, GRAY16_LE, v308, RGB16, BGR16, RGB15, BGR15, UYVP, A420, RGB8P, YUV9, YVU9, IYU1, ARGB64, AYUV64, r210, I420_10BE, I420_10LE, I422_10BE, I422_10LE, Y444_10BE, Y444_10LE, GBR, GBR_10BE, GBR_10LE, NV16, NV24, NV12_64Z32, A420_10BE, A420_10LE, A422_10BE, A422_10LE, A444_10BE, A444_10LE, NV61, P010_10BE, P010_10LE, IYU2, VYUY, GBRA, GBRA_10BE, GBRA_10LE, GBR_12BE, GBR_12LE, GBRA_12BE, GBRA_12LE, I420_12BE, I420_12LE, I422_12BE, I422_12LE, Y444_12BE, Y444_12LE, GRAY10_LE32, NV12_10LE32, NV16_10LE32 }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-ttmlrender.functions_details"></a><h2>Functions</h2>
<p></p>
</div>
<div class="refsect1">
<a name="gst-plugins-bad-plugins-ttmlrender.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstTtmlRender-struct"></a><h3>struct GstTtmlRender</h3>
<pre class="programlisting">struct GstTtmlRender;</pre>
</div>
</div>
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