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Diffstat (limited to 'Documentation/DocBook/v4l/vidioc-g-std.xml')
-rw-r--r-- | Documentation/DocBook/v4l/vidioc-g-std.xml | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/Documentation/DocBook/v4l/vidioc-g-std.xml b/Documentation/DocBook/v4l/vidioc-g-std.xml deleted file mode 100644 index 912f8513e5da..000000000000 --- a/Documentation/DocBook/v4l/vidioc-g-std.xml +++ /dev/null @@ -1,105 +0,0 @@ -<refentry id="vidioc-g-std"> - <refmeta> - <refentrytitle>ioctl VIDIOC_G_STD, VIDIOC_S_STD</refentrytitle> - &manvol; - </refmeta> - - <refnamediv> - <refname>VIDIOC_G_STD</refname> - <refname>VIDIOC_S_STD</refname> - <refpurpose>Query or select the video standard of the current input</refpurpose> - </refnamediv> - - <refsynopsisdiv> - <funcsynopsis> - <funcprototype> - <funcdef>int <function>ioctl</function></funcdef> - <paramdef>int <parameter>fd</parameter></paramdef> - <paramdef>int <parameter>request</parameter></paramdef> - <paramdef>v4l2_std_id -*<parameter>argp</parameter></paramdef> - </funcprototype> - </funcsynopsis> - <funcsynopsis> - <funcprototype> - <funcdef>int <function>ioctl</function></funcdef> - <paramdef>int <parameter>fd</parameter></paramdef> - <paramdef>int <parameter>request</parameter></paramdef> - <paramdef>const v4l2_std_id -*<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_G_STD, VIDIOC_S_STD</para> - </listitem> - </varlistentry> - <varlistentry> - <term><parameter>argp</parameter></term> - <listitem> - <para></para> - </listitem> - </varlistentry> - </variablelist> - </refsect1> - - <refsect1> - <title>Description</title> - - <para>To query and select the current video standard applications -use the <constant>VIDIOC_G_STD</constant> and <constant>VIDIOC_S_STD</constant> ioctls which take a pointer to a -&v4l2-std-id; type as argument. <constant>VIDIOC_G_STD</constant> can -return a single flag or a set of flags as in &v4l2-standard; field -<structfield>id</structfield>. The flags must be unambiguous such -that they appear in only one enumerated <structname>v4l2_standard</structname> structure.</para> - - <para><constant>VIDIOC_S_STD</constant> accepts one or more -flags, being a write-only ioctl it does not return the actual new standard as -<constant>VIDIOC_G_STD</constant> does. When no flags are given or -the current input does not support the requested standard the driver -returns an &EINVAL;. When the standard set is ambiguous drivers may -return <errorcode>EINVAL</errorcode> or choose any of the requested -standards.</para> - </refsect1> - - <refsect1> - &return-value; - - <variablelist> - <varlistentry> - <term><errorcode>EINVAL</errorcode></term> - <listitem> - <para>This ioctl is not supported, or the -<constant>VIDIOC_S_STD</constant> parameter was unsuitable.</para> - </listitem> - </varlistentry> - <varlistentry> - <term><errorcode>EBUSY</errorcode></term> - <listitem> - <para>The device is busy and therefore can not change the standard</para> - </listitem> - </varlistentry> - </variablelist> - </refsect1> -</refentry> - -<!-- -Local Variables: -mode: sgml -sgml-parent-document: "v4l2.sgml" -indent-tabs-mode: nil -End: ---> |