diff options
Diffstat (limited to 'Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml')
| -rw-r--r-- | Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml | 104 |
1 files changed, 2 insertions, 102 deletions
diff --git a/Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml b/Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml index 5872f8bbf774..0c4f96bfc2de 100644 --- a/Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml +++ b/Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml @@ -59,15 +59,6 @@ <para>Entity IDs can be non-contiguous. Applications must <emphasis>not</emphasis> try to enumerate entities by calling MEDIA_IOC_ENUM_ENTITIES with increasing id's until they get an error.</para> - <para>Two or more entities that share a common non-zero - <structfield>group_id</structfield> value are considered as logically - grouped. Groups are used to report - <itemizedlist> - <listitem><para>ALSA, VBI and video nodes that carry the same media - stream</para></listitem> - <listitem><para>lens and flash controllers associated with a sensor</para></listitem> - </itemizedlist> - </para> <table pgwide="1" frame="none" id="media-entity-desc"> <title>struct <structname>media_entity_desc</structname></title> @@ -106,7 +97,7 @@ <entry><structfield>revision</structfield></entry> <entry></entry> <entry></entry> - <entry>Entity revision in a driver/hardware specific format.</entry> + <entry>Entity revision. Always zero (obsolete)</entry> </row> <row> <entry>__u32</entry> @@ -120,7 +111,7 @@ <entry><structfield>group_id</structfield></entry> <entry></entry> <entry></entry> - <entry>Entity group ID</entry> + <entry>Entity group ID. Always zero (obsolete)</entry> </row> <row> <entry>__u16</entry> @@ -171,97 +162,6 @@ </tbody> </tgroup> </table> - - <table frame="none" pgwide="1" id="media-entity-type"> - <title>Media entity types</title> - <tgroup cols="2"> - <colspec colname="c1"/> - <colspec colname="c2"/> - <tbody valign="top"> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE</constant></entry> - <entry>Unknown device node</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE_V4L</constant></entry> - <entry>V4L video, radio or vbi device node</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE_FB</constant></entry> - <entry>Frame buffer device node</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE_ALSA</constant></entry> - <entry>ALSA card</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE_DVB_FE</constant></entry> - <entry>DVB frontend devnode</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE_DVB_DEMUX</constant></entry> - <entry>DVB demux devnode</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE_DVB_DVR</constant></entry> - <entry>DVB DVR devnode</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE_DVB_CA</constant></entry> - <entry>DVB CAM devnode</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_DEVNODE_DVB_NET</constant></entry> - <entry>DVB network devnode</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_V4L2_SUBDEV</constant></entry> - <entry>Unknown V4L sub-device</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_V4L2_SUBDEV_SENSOR</constant></entry> - <entry>Video sensor</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_V4L2_SUBDEV_FLASH</constant></entry> - <entry>Flash controller</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_V4L2_SUBDEV_LENS</constant></entry> - <entry>Lens controller</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_V4L2_SUBDEV_DECODER</constant></entry> - <entry>Video decoder, the basic function of the video decoder is to - accept analogue video from a wide variety of sources such as - broadcast, DVD players, cameras and video cassette recorders, in - either NTSC, PAL or HD format and still occasionally SECAM, separate - it into its component parts, luminance and chrominance, and output - it in some digital video standard, with appropriate embedded timing - signals.</entry> - </row> - <row> - <entry><constant>MEDIA_ENT_T_V4L2_SUBDEV_TUNER</constant></entry> - <entry>TV and/or radio tuner</entry> - </row> - </tbody> - </tgroup> - </table> - - <table frame="none" pgwide="1" id="media-entity-flag"> - <title>Media entity flags</title> - <tgroup cols="2"> - <colspec colname="c1"/> - <colspec colname="c2"/> - <tbody valign="top"> - <row> - <entry><constant>MEDIA_ENT_FL_DEFAULT</constant></entry> - <entry>Default entity for its type. Used to discover the default - audio, VBI and video devices, the default camera sensor, ...</entry> - </row> - </tbody> - </tgroup> - </table> </refsect1> <refsect1> |