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Diffstat (limited to 'Documentation/DocBook/media/v4l/vidioc-dv-timings-cap.xml')
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diff --git a/Documentation/DocBook/media/v4l/vidioc-dv-timings-cap.xml b/Documentation/DocBook/media/v4l/vidioc-dv-timings-cap.xml deleted file mode 100644 index ca9ffce9b4c1..000000000000 --- a/Documentation/DocBook/media/v4l/vidioc-dv-timings-cap.xml +++ /dev/null @@ -1,210 +0,0 @@ -<refentry id="vidioc-dv-timings-cap"> - <refmeta> - <refentrytitle>ioctl VIDIOC_DV_TIMINGS_CAP, VIDIOC_SUBDEV_DV_TIMINGS_CAP</refentrytitle> - &manvol; - </refmeta> - - <refnamediv> - <refname>VIDIOC_DV_TIMINGS_CAP</refname> - <refname>VIDIOC_SUBDEV_DV_TIMINGS_CAP</refname> - <refpurpose>The capabilities of the Digital Video receiver/transmitter</refpurpose> - </refnamediv> - - <refsynopsisdiv> - <funcsynopsis> - <funcprototype> - <funcdef>int <function>ioctl</function></funcdef> - <paramdef>int <parameter>fd</parameter></paramdef> - <paramdef>int <parameter>request</parameter></paramdef> - <paramdef>struct v4l2_dv_timings_cap *<parameter>argp</parameter></paramdef> - </funcprototype> - </funcsynopsis> - </refsynopsisdiv> - - <refsect1> - <title>Arguments</title> - - <variablelist> - <varlistentry> - <term><parameter>fd</parameter></term> - <listitem> - <para>&fd;</para> - </listitem> - </varlistentry> - <varlistentry> - <term><parameter>request</parameter></term> - <listitem> - <para>VIDIOC_DV_TIMINGS_CAP, VIDIOC_SUBDEV_DV_TIMINGS_CAP</para> - </listitem> - </varlistentry> - <varlistentry> - <term><parameter>argp</parameter></term> - <listitem> - <para></para> - </listitem> - </varlistentry> - </variablelist> - </refsect1> - - <refsect1> - <title>Description</title> - - <para>To query the capabilities of the DV receiver/transmitter applications initialize the -<structfield>pad</structfield> field to 0, zero the reserved array of &v4l2-dv-timings-cap; -and call the <constant>VIDIOC_DV_TIMINGS_CAP</constant> ioctl on a video node -and the driver will fill in the structure. Note that drivers may return -different values after switching the video input or output.</para> - - <para>When implemented by the driver DV capabilities of subdevices can be -queried by calling the <constant>VIDIOC_SUBDEV_DV_TIMINGS_CAP</constant> ioctl -directly on a subdevice node. The capabilities are specific to inputs (for DV -receivers) or outputs (for DV transmitters), applications must specify the -desired pad number in the &v4l2-dv-timings-cap; <structfield>pad</structfield> -field and zero the <structfield>reserved</structfield> array. Attempts to query -capabilities on a pad that doesn't support them will return an &EINVAL;.</para> - - <table pgwide="1" frame="none" id="v4l2-bt-timings-cap"> - <title>struct <structname>v4l2_bt_timings_cap</structname></title> - <tgroup cols="3"> - &cs-str; - <tbody valign="top"> - <row> - <entry>__u32</entry> - <entry><structfield>min_width</structfield></entry> - <entry>Minimum width of the active video in pixels.</entry> - </row> - <row> - <entry>__u32</entry> - <entry><structfield>max_width</structfield></entry> - <entry>Maximum width of the active video in pixels.</entry> - </row> - <row> - <entry>__u32</entry> - <entry><structfield>min_height</structfield></entry> - <entry>Minimum height of the active video in lines.</entry> - </row> - <row> - <entry>__u32</entry> - <entry><structfield>max_height</structfield></entry> - <entry>Maximum height of the active video in lines.</entry> - </row> - <row> - <entry>__u64</entry> - <entry><structfield>min_pixelclock</structfield></entry> - <entry>Minimum pixelclock frequency in Hz.</entry> - </row> - <row> - <entry>__u64</entry> - <entry><structfield>max_pixelclock</structfield></entry> - <entry>Maximum pixelclock frequency in Hz.</entry> - </row> - <row> - <entry>__u32</entry> - <entry><structfield>standards</structfield></entry> - <entry>The video standard(s) supported by the hardware. - See <xref linkend="dv-bt-standards"/> for a list of standards.</entry> - </row> - <row> - <entry>__u32</entry> - <entry><structfield>capabilities</structfield></entry> - <entry>Several flags giving more information about the capabilities. - See <xref linkend="dv-bt-cap-capabilities"/> for a description of the flags. - </entry> - </row> - <row> - <entry>__u32</entry> - <entry><structfield>reserved</structfield>[16]</entry> - <entry>Reserved for future extensions. Drivers must set the array to zero.</entry> - </row> - </tbody> - </tgroup> - </table> - - <table pgwide="1" frame="none" id="v4l2-dv-timings-cap"> - <title>struct <structname>v4l2_dv_timings_cap</structname></title> - <tgroup cols="4"> - &cs-str; - <tbody valign="top"> - <row> - <entry>__u32</entry> - <entry><structfield>type</structfield></entry> - <entry>Type of DV timings as listed in <xref linkend="dv-timing-types"/>.</entry> - </row> - <row> - <entry>__u32</entry> - <entry><structfield>pad</structfield></entry> - <entry>Pad number as reported by the media controller API. This field - is only used when operating on a subdevice node. When operating on a - video node applications must set this field to zero.</entry> - </row> - <row> - <entry>__u32</entry> - <entry><structfield>reserved</structfield>[2]</entry> - <entry>Reserved for future extensions. Drivers and applications must - set the array to zero.</entry> - </row> - <row> - <entry>union</entry> - <entry><structfield></structfield></entry> - <entry></entry> - </row> - <row> - <entry></entry> - <entry>&v4l2-bt-timings-cap;</entry> - <entry><structfield>bt</structfield></entry> - <entry>BT.656/1120 timings capabilities of the hardware.</entry> - </row> - <row> - <entry></entry> - <entry>__u32</entry> - <entry><structfield>raw_data</structfield>[32]</entry> - <entry></entry> - </row> - </tbody> - </tgroup> - </table> - - <table pgwide="1" frame="none" id="dv-bt-cap-capabilities"> - <title>DV BT Timing capabilities</title> - <tgroup cols="2"> - &cs-str; - <tbody valign="top"> - <row> - <entry>Flag</entry> - <entry>Description</entry> - </row> - <row> - <entry></entry> - <entry></entry> - </row> - <row> - <entry>V4L2_DV_BT_CAP_INTERLACED</entry> - <entry>Interlaced formats are supported. - </entry> - </row> - <row> - <entry>V4L2_DV_BT_CAP_PROGRESSIVE</entry> - <entry>Progressive formats are supported. - </entry> - </row> - <row> - <entry>V4L2_DV_BT_CAP_REDUCED_BLANKING</entry> - <entry>CVT/GTF specific: the timings can make use of reduced blanking (CVT) -or the 'Secondary GTF' curve (GTF). - </entry> - </row> - <row> - <entry>V4L2_DV_BT_CAP_CUSTOM</entry> - <entry>Can support non-standard timings, i.e. timings not belonging to the -standards set in the <structfield>standards</structfield> field. - </entry> - </row> - </tbody> - </tgroup> - </table> - </refsect1> - - <refsect1> - &return-value; - </refsect1> -</refentry> |