diff options
Diffstat (limited to 'Documentation/DocBook')
| -rw-r--r-- | Documentation/DocBook/media/v4l/compat.xml | 10 | ||||
| -rw-r--r-- | Documentation/DocBook/media/v4l/v4l2.xml | 8 | ||||
| -rw-r--r-- | Documentation/DocBook/media/v4l/vidioc-queryctrl.xml | 39 |
3 files changed, 55 insertions, 2 deletions
diff --git a/Documentation/DocBook/media/v4l/compat.xml b/Documentation/DocBook/media/v4l/compat.xml index bce97c50391..d881520e1a5 100644 --- a/Documentation/DocBook/media/v4l/compat.xml +++ b/Documentation/DocBook/media/v4l/compat.xml @@ -2410,6 +2410,16 @@ details.</para> </orderedlist> </section> + <section> + <title>V4L2 in Linux 3.5</title> + <orderedlist> + <listitem> + <para>Added integer menus, the new type will be + V4L2_CTRL_TYPE_INTEGER_MENU.</para> + </listitem> + </orderedlist> + </section> + <section id="other"> <title>Relation of V4L2 to other Linux multimedia APIs</title> diff --git a/Documentation/DocBook/media/v4l/v4l2.xml b/Documentation/DocBook/media/v4l/v4l2.xml index 8ae38876172..864ba5d6873 100644 --- a/Documentation/DocBook/media/v4l/v4l2.xml +++ b/Documentation/DocBook/media/v4l/v4l2.xml @@ -128,6 +128,14 @@ structs, ioctls) must be noted in more detail in the history chapter applications. --> <revision> + <revnumber>3.5</revnumber> + <date>2012-04-02</date> + <authorinitials>sa</authorinitials> + <revremark>Added V4L2_CTRL_TYPE_INTEGER_MENU. + </revremark> + </revision> + + <revision> <revnumber>3.4</revnumber> <date>2012-01-25</date> <authorinitials>sn</authorinitials> diff --git a/Documentation/DocBook/media/v4l/vidioc-queryctrl.xml b/Documentation/DocBook/media/v4l/vidioc-queryctrl.xml index 36660d311b5..505f0206e5b 100644 --- a/Documentation/DocBook/media/v4l/vidioc-queryctrl.xml +++ b/Documentation/DocBook/media/v4l/vidioc-queryctrl.xml @@ -215,11 +215,12 @@ the array to zero.</entry> <table pgwide="1" frame="none" id="v4l2-querymenu"> <title>struct <structname>v4l2_querymenu</structname></title> - <tgroup cols="3"> + <tgroup cols="4"> &cs-str; <tbody valign="top"> <row> <entry>__u32</entry> + <entry></entry> <entry><structfield>id</structfield></entry> <entry>Identifies the control, set by the application from the respective &v4l2-queryctrl; @@ -227,18 +228,38 @@ from the respective &v4l2-queryctrl; </row> <row> <entry>__u32</entry> + <entry></entry> <entry><structfield>index</structfield></entry> <entry>Index of the menu item, starting at zero, set by the application.</entry> </row> <row> + <entry>union</entry> + <entry></entry> + <entry></entry> + <entry></entry> + </row> + <row> + <entry></entry> <entry>__u8</entry> <entry><structfield>name</structfield>[32]</entry> <entry>Name of the menu item, a NUL-terminated ASCII -string. This information is intended for the user.</entry> +string. This information is intended for the user. This field is valid +for <constant>V4L2_CTRL_FLAG_MENU</constant> type controls.</entry> + </row> + <row> + <entry></entry> + <entry>__s64</entry> + <entry><structfield>value</structfield></entry> + <entry> + Value of the integer menu item. This field is valid for + <constant>V4L2_CTRL_FLAG_INTEGER_MENU</constant> type + controls. + </entry> </row> <row> <entry>__u32</entry> + <entry></entry> <entry><structfield>reserved</structfield></entry> <entry>Reserved for future extensions. Drivers must set the array to zero.</entry> @@ -292,6 +313,20 @@ the menu items can be enumerated with the <constant>VIDIOC_QUERYMENU</constant> ioctl.</entry> </row> <row> + <entry><constant>V4L2_CTRL_TYPE_INTEGER_MENU</constant></entry> + <entry>≥ 0</entry> + <entry>1</entry> + <entry>N-1</entry> + <entry> + The control has a menu of N choices. The values of the + menu items can be enumerated with the + <constant>VIDIOC_QUERYMENU</constant> ioctl. This is + similar to <constant>V4L2_CTRL_TYPE_MENU</constant> + except that instead of strings, the menu items are + signed 64-bit integers. + </entry> + </row> + <row> <entry><constant>V4L2_CTRL_TYPE_BITMASK</constant></entry> <entry>0</entry> <entry>n/a</entry> |