mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-15 21:06:32 +00:00
48 lines
1.3 KiB
XML
48 lines
1.3 KiB
XML
<chapter id="chapter-states-api">
|
|
<title>Element states</title>
|
|
<sect1 id="section-states-api">
|
|
<title>Changing element state</title>
|
|
<para>
|
|
The state of an element can be changed with the following code:
|
|
</para>
|
|
<programlisting>
|
|
GstElement *bin;
|
|
|
|
// create a bin, put elements in it and link them
|
|
...
|
|
gst_element_set_state (bin, GST_STATE_PLAYING);
|
|
...
|
|
</programlisting>
|
|
|
|
<para>
|
|
You can set the following states on an element:
|
|
</para>
|
|
<informaltable pgwide="1" frame="none" role="enum">
|
|
<tgroup cols="2">
|
|
<tbody>
|
|
<row>
|
|
<entry><literal>GST_STATE_NULL</literal></entry>
|
|
<entry>Reset the state of an element.
|
|
</entry>
|
|
</row>
|
|
<row>
|
|
<entry><literal>GST_STATE_READY</literal></entry>
|
|
<entry>will make the element ready to start processing data.
|
|
</entry>
|
|
</row>
|
|
<row>
|
|
<entry><literal>GST_STATE_PAUSED</literal></entry>
|
|
<entry>temporary stops the data flow.
|
|
</entry>
|
|
</row>
|
|
<row>
|
|
<entry><literal>GST_STATE_PLAYING</literal></entry>
|
|
<entry>means there really is data flowing through the graph.
|
|
</entry>
|
|
</row>
|
|
</tbody>
|
|
</tgroup>
|
|
</informaltable>
|
|
|
|
</sect1>
|
|
</chapter>
|