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authorHans Verkuil <hverkuil@xs4all.nl>2010-03-27 18:10:57 +0100
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-05-19 17:58:10 +0200
commit0e1de38db83606d802cf2b3e00cf95fc693b8ca2 (patch)
tree02ec06545f3c2cb101816f631612aaf230c5af97 /Documentation
parentV4L/DVB: v4l spec: document what odd and even fields are (diff)
downloadlinux-0e1de38db83606d802cf2b3e00cf95fc693b8ca2.tar.xz
linux-0e1de38db83606d802cf2b3e00cf95fc693b8ca2.zip
V4L/DVB: v4l spec: document new events
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/DocBook/media-entities.tmpl2
-rw-r--r--Documentation/DocBook/v4l/vidioc-dqevent.xml9
-rw-r--r--Documentation/DocBook/v4l/vidioc-subscribe-event.xml29
3 files changed, 39 insertions, 1 deletions
diff --git a/Documentation/DocBook/media-entities.tmpl b/Documentation/DocBook/media-entities.tmpl
index 770be3c3ba75..5d4d40f429a5 100644
--- a/Documentation/DocBook/media-entities.tmpl
+++ b/Documentation/DocBook/media-entities.tmpl
@@ -85,6 +85,7 @@
<!ENTITY VIDIOC-TRY-ENCODER-CMD "<link linkend='vidioc-encoder-cmd'><constant>VIDIOC_TRY_ENCODER_CMD</constant></link>">
<!ENTITY VIDIOC-TRY-EXT-CTRLS "<link linkend='vidioc-g-ext-ctrls'><constant>VIDIOC_TRY_EXT_CTRLS</constant></link>">
<!ENTITY VIDIOC-TRY-FMT "<link linkend='vidioc-g-fmt'><constant>VIDIOC_TRY_FMT</constant></link>">
+<!ENTITY VIDIOC-UNSUBSCRIBE-EVENT "<link linkend='vidioc-subscribe-event'><constant>VIDIOC_UNSUBSCRIBE_EVENT</constant></link>">
<!-- Types -->
<!ENTITY v4l2-std-id "<link linkend='v4l2-std-id'>v4l2_std_id</link>">
@@ -145,6 +146,7 @@
<!ENTITY v4l2-encoder-cmd "struct&nbsp;<link linkend='v4l2-encoder-cmd'>v4l2_encoder_cmd</link>">
<!ENTITY v4l2-event "struct&nbsp;<link linkend='v4l2-event'>v4l2_event</link>">
<!ENTITY v4l2-event-subscription "struct&nbsp;<link linkend='v4l2-event-subscription'>v4l2_event_subscription</link>">
+<!ENTITY v4l2-event-vsync "struct&nbsp;<link linkend='v4l2-event-vsync'>v4l2_event_vsync</link>">
<!ENTITY v4l2-ext-control "struct&nbsp;<link linkend='v4l2-ext-control'>v4l2_ext_control</link>">
<!ENTITY v4l2-ext-controls "struct&nbsp;<link linkend='v4l2-ext-controls'>v4l2_ext_controls</link>">
<!ENTITY v4l2-fmtdesc "struct&nbsp;<link linkend='v4l2-fmtdesc'>v4l2_fmtdesc</link>">
diff --git a/Documentation/DocBook/v4l/vidioc-dqevent.xml b/Documentation/DocBook/v4l/vidioc-dqevent.xml
index eb45c1695d8c..4e0a7cc30812 100644
--- a/Documentation/DocBook/v4l/vidioc-dqevent.xml
+++ b/Documentation/DocBook/v4l/vidioc-dqevent.xml
@@ -74,6 +74,13 @@
</row>
<row>
<entry></entry>
+ <entry>&v4l2-event-vsync;</entry>
+ <entry><structfield>vsync</structfield></entry>
+ <entry>Event data for event V4L2_EVENT_VSYNC.
+ </entry>
+ </row>
+ <row>
+ <entry></entry>
<entry>__u8</entry>
<entry><structfield>data</structfield>[64]</entry>
<entry>Event data. Defined by the event type. The union
@@ -97,7 +104,7 @@
</entry>
</row>
<row>
- <entry>struct timeval</entry>
+ <entry>struct timespec</entry>
<entry><structfield>timestamp</structfield></entry>
<entry></entry>
<entry>Event timestamp.</entry>
diff --git a/Documentation/DocBook/v4l/vidioc-subscribe-event.xml b/Documentation/DocBook/v4l/vidioc-subscribe-event.xml
index 71ab88cb76b3..8b501791aa68 100644
--- a/Documentation/DocBook/v4l/vidioc-subscribe-event.xml
+++ b/Documentation/DocBook/v4l/vidioc-subscribe-event.xml
@@ -85,6 +85,21 @@
</entry>
</row>
<row>
+ <entry><constant>V4L2_EVENT_VSYNC</constant></entry>
+ <entry>1</entry>
+ <entry>This event is triggered on the vertical sync.
+ This event has &v4l2-event-vsync; associated with it.
+ </entry>
+ </row>
+ <row>
+ <entry><constant>V4L2_EVENT_EOS</constant></entry>
+ <entry>2</entry>
+ <entry>This event is triggered when the end of a stream is reached.
+ This is typically used with MPEG decoders to report to the application
+ when the last of the MPEG stream has been decoded.
+ </entry>
+ </row>
+ <row>
<entry><constant>V4L2_EVENT_PRIVATE_START</constant></entry>
<entry>0x08000000</entry>
<entry>Base event number for driver-private events.</entry>
@@ -93,6 +108,20 @@
</tgroup>
</table>
+ <table frame="none" pgwide="1" id="v4l2-event-vsync">
+ <title>struct <structname>v4l2_event_vsync</structname></title>
+ <tgroup cols="3">
+ &cs-str;
+ <tbody valign="top">
+ <row>
+ <entry>__u8</entry>
+ <entry><structfield>field</structfield></entry>
+ <entry>The upcoming field. See &v4l2-field;.</entry>
+ </row>
+ </tbody>
+ </tgroup>
+ </table>
+
</refsect1>
</refentry>
<!--