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docs/manual/basics-data.xml: Change "event-event interaction" to "element-element interaction".

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Original commit message from CVS:
* docs/manual/basics-data.xml:
Change "event-event interaction" to "element-element interaction".
Fixes #552448. Also fix sample code for seeking and do more 0.8->0.10
updates.
This commit is contained in:
Stefan Kost 2008-10-06 07:13:02 +00:00
parent c6d8810a69
commit 62f71ce302
2 changed files with 20 additions and 7 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2008-10-06 Stefan Kost <ensonic@users.sf.net>
* docs/manual/basics-data.xml:
Change "event-event interaction" to "element-element interaction".
Fixes #552448. Also fix sample code for seeking and do more 0.8->0.10
updates.
2008-10-05 Jan Schmidt <jan.schmidt@sun.com> 2008-10-05 Jan Schmidt <jan.schmidt@sun.com>
* configure.ac: * configure.ac:

20
docs/manual/basics-data.xml
View file

@ -2,7 +2,7 @@
<title>Buffers and Events</title> <title>Buffers and Events</title>
<para> <para>
The data flowing through a pipeline consists of a combination of The data flowing through a pipeline consists of a combination of
buffers and events. Buffers contain the actual pipeline data. Events buffers and events. Buffers contain the actual media data. Events
contain control information, such as seeking information and contain control information, such as seeking information and
end-of-stream notifiers. All this will flow through the pipeline end-of-stream notifiers. All this will flow through the pipeline
automatically when it's running. This chapter is mostly meant to automatically when it's running. This chapter is mostly meant to
@ -44,6 +44,11 @@
element has a reference to it. element has a reference to it.
</para> </para>
</listitem> </listitem>
<listitem>
<para>
Buffer flags.
</para>
</listitem>
</itemizedlist> </itemizedlist>
<para> <para>
The simple case is that a buffer is created, memory allocated, data The simple case is that a buffer is created, memory allocated, data
@ -57,7 +62,7 @@
There are more complex scenarios, though. Elements can modify buffers There are more complex scenarios, though. Elements can modify buffers
in-place, i.e. without allocating a new one. Elements can also write in-place, i.e. without allocating a new one. Elements can also write
to hardware memory (such as from video-capture sources) or memory to hardware memory (such as from video-capture sources) or memory
allocated from the X-server using XShm). Buffers can be read-only, allocated from the X-server (using XShm). Buffers can be read-only,
and so on. and so on.
</para> </para>
</sect1> </sect1>
@ -67,9 +72,9 @@
<para> <para>
Events are control particles that are sent both up- and downstream in Events are control particles that are sent both up- and downstream in
a pipeline along with buffers. Downstream events notify fellow elements a pipeline along with buffers. Downstream events notify fellow elements
of stream states. Possible events include discontinuities, flushes, of stream states. Possible events include seeking, flushes,
end-of-stream notifications and so on. Upstream events are used both end-of-stream notifications and so on. Upstream events are used both
in application-element interaction as well as event-event interaction in application-element interaction as well as element-element interaction
to request changes in stream state, such as seeks. For applications, to request changes in stream state, such as seeks. For applications,
only upstream events are important. Downstream events are just only upstream events are important. Downstream events are just
explained to get a more complete picture of the data concept. explained to get a more complete picture of the data concept.
@ -85,9 +90,10 @@ seek_to_time (GstElement *element,
{ {
GstEvent *event; GstEvent *event;
event = gst_event_new_seek (GST_SEEK_METHOD_SET | event = gst_event_new_seek (1.0, GST_FORMAT_TIME,
GST_FORMAT_TIME, GST_SEEK_FLAG_NONE,
time_ns); GST_SEEK_METHOD_SET, time_ns,
GST_SEEK_TYPE_NONE, G_GUINT64_CONSTANT (0));
gst_element_send_event (element, event); gst_element_send_event (element, event);
} }
</programlisting> </programlisting>