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  • Committer: Package Import Robot
  • Author(s): Sebastian Dröge
  • Date: 2012-05-21 11:14:06 UTC
  • mfrom: (1.1.1)
  • Revision ID: package-import@ubuntu.com-20120521111406-1wfas0o9fdaxjyo8
Tags: 0.11.91-1
* New upstream release, "I will give you five magic beans!":
  + debian/libgstreamer.symbols:
    - Update symbols file.
* debian/libgstreamer-dev.install:
  + Don't ship useless .la file for the core plugins.
  + Don't ship .a and .la files for the library.
* debian/control.in:
  + Update debhelper dependency version and Standards-Version.

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docs/gst/html/gstreamer-GstQuery.html
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<p>
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</p>
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<div class="example">
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<a name="idp37816176"></a><p class="title"><b>Example 12. Query duration on a pipeline</b></p>
 
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<a name="idp39112944"></a><p class="title"><b>Example 12. Query duration on a pipeline</b></p>
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<div class="example-contents">
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  <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
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    <tbody>
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13</pre></td>
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        <td class="listing_code"><pre class="programlisting">GstQuery <span class="gtkdoc opt">*</span>query<span class="gtkdoc opt">;</span>
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gboolean res<span class="gtkdoc opt">;</span>
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query <span class="gtkdoc opt">=</span> <span class="function"><a href="../gstreamer-1.0/gstreamer-GstQuery.html#gst-query-new-duration">gst_query_new_duration</a></span> <span class="gtkdoc opt">(</span>GST_FORMAT_TIME<span class="gtkdoc opt">);</span>
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res <span class="gtkdoc opt">=</span> <span class="function"><a href="../gstreamer-1.0/GstElement.html#gst-element-query">gst_element_query</a></span> <span class="gtkdoc opt">(</span>pipeline<span class="gtkdoc opt">,</span> query<span class="gtkdoc opt">);</span>
 
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query <span class="gtkdoc opt">=</span> <span class="function"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstQuery.html#gst-query-new-duration">gst_query_new_duration</a></span> <span class="gtkdoc opt">(</span>GST_FORMAT_TIME<span class="gtkdoc opt">);</span>
 
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res <span class="gtkdoc opt">=</span> <span class="function"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html#gst-element-query">gst_element_query</a></span> <span class="gtkdoc opt">(</span>pipeline<span class="gtkdoc opt">,</span> query<span class="gtkdoc opt">);</span>
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<span class="keyword">if</span> <span class="gtkdoc opt">(</span>res<span class="gtkdoc opt">) {</span>
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  gint64 duration<span class="gtkdoc opt">;</span>
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  <span class="function"><a href="../gstreamer-1.0/gstreamer-GstQuery.html#gst-query-parse-duration">gst_query_parse_duration</a></span> <span class="gtkdoc opt">(</span>query<span class="gtkdoc opt">,</span> NULL<span class="gtkdoc opt">, &amp;</span>duration<span class="gtkdoc opt">);</span>
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  <span class="function"><a href="http://library.gnome.org/devel/glib/unstable/glib-Warnings-and-Assertions.html#g-print">g_print</a></span> <span class="gtkdoc opt">(</span><span class="string">&quot;duration = %&quot;</span>GST_TIME_FORMAT<span class="gtkdoc opt">,</span> <span class="function"><a href="../gstreamer-1.0/gstreamer-GstInfo.html#GST-TIME-ARGS:CAPS">GST_TIME_ARGS</a></span> <span class="gtkdoc opt">(</span>duration<span class="gtkdoc opt">));</span>
 
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  <span class="function"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstQuery.html#gst-query-parse-duration">gst_query_parse_duration</a></span> <span class="gtkdoc opt">(</span>query<span class="gtkdoc opt">,</span> NULL<span class="gtkdoc opt">, &amp;</span>duration<span class="gtkdoc opt">);</span>
 
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  <span class="function"><a href="http://library.gnome.org/devel/glib/unstable/glib-Warnings-and-Assertions.html#g-print">g_print</a></span> <span class="gtkdoc opt">(</span><span class="string">&quot;duration = %&quot;</span>GST_TIME_FORMAT<span class="gtkdoc opt">,</span> <span class="function"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstInfo.html#GST-TIME-ARGS:CAPS">GST_TIME_ARGS</a></span> <span class="gtkdoc opt">(</span>duration<span class="gtkdoc opt">));</span>
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<span class="gtkdoc opt">}</span>
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<span class="keyword">else</span> <span class="gtkdoc opt">{</span>
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  <span class="function"><a href="http://library.gnome.org/devel/glib/unstable/glib-Warnings-and-Assertions.html#g-print">g_print</a></span> <span class="gtkdoc opt">(</span><span class="string">&quot;duration query failed...&quot;</span><span class="gtkdoc opt">);</span>
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<span class="gtkdoc opt">}</span>
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<span class="function"><a href="../gstreamer-1.0/gstreamer-GstQuery.html#gst-query-unref">gst_query_unref</a></span> <span class="gtkdoc opt">(</span>query<span class="gtkdoc opt">);</span></pre></td>
 
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<span class="function"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstQuery.html#gst-query-unref">gst_query_unref</a></span> <span class="gtkdoc opt">(</span>query<span class="gtkdoc opt">);</span></pre></td>
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      </tr>
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    </tbody>
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  </table>