Acked-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Regards,
Hans
On 01/31/2014 04:36 AM, Antti Palosaari wrote:
> Document V4L2_SDR_FMT_CU8 SDR format.
> It is complex unsigned 8-bit IQ sample. Used by software defined
> radio devices.
>
> Cc: Hans Verkuil <hverkuil@xxxxxxxxx>
> Signed-off-by: Antti Palosaari <crope@xxxxxx>
> ---
> .../DocBook/media/v4l/pixfmt-sdr-cu08.xml | 44 ++++++++++++++++++++++
> Documentation/DocBook/media/v4l/pixfmt.xml | 2 +
> 2 files changed, 46 insertions(+)
> create mode 100644 Documentation/DocBook/media/v4l/pixfmt-sdr-cu08.xml
>
> diff --git a/Documentation/DocBook/media/v4l/pixfmt-sdr-cu08.xml b/Documentation/DocBook/media/v4l/pixfmt-sdr-cu08.xml
> new file mode 100644
> index 0000000..2d80104
> --- /dev/null
> +++ b/Documentation/DocBook/media/v4l/pixfmt-sdr-cu08.xml
> @@ -0,0 +1,44 @@
> +<refentry id="V4L2-SDR-FMT-CU08">
> + <refmeta>
> + <refentrytitle>V4L2_SDR_FMT_CU8 ('CU08')</refentrytitle>
> + &manvol;
> + </refmeta>
> + <refnamediv>
> + <refname>
> + <constant>V4L2_SDR_FMT_CU8</constant>
> + </refname>
> + <refpurpose>Complex unsigned 8-bit IQ sample</refpurpose>
> + </refnamediv>
> + <refsect1>
> + <title>Description</title>
> + <para>
> +This format contains sequence of complex number samples. Each complex number
> +consist two parts, called In-phase and Quadrature (IQ). Both I and Q are
> +represented as a 8 bit unsigned number. I value comes first and Q value after
> +that.
> + </para>
> + <example>
> + <title><constant>V4L2_SDR_FMT_CU8</constant> 1 sample</title>
> + <formalpara>
> + <title>Byte Order.</title>
> + <para>Each cell is one byte.
> + <informaltable frame="none">
> + <tgroup cols="2" align="center">
> + <colspec align="left" colwidth="2*" />
> + <tbody valign="top">
> + <row>
> + <entry>start + 0:</entry>
> + <entry>I'<subscript>0</subscript></entry>
> + </row>
> + <row>
> + <entry>start + 1:</entry>
> + <entry>Q'<subscript>0</subscript></entry>
> + </row>
> + </tbody>
> + </tgroup>
> + </informaltable>
> + </para>
> + </formalpara>
> + </example>
> + </refsect1>
> +</refentry>
> diff --git a/Documentation/DocBook/media/v4l/pixfmt.xml b/Documentation/DocBook/media/v4l/pixfmt.xml
> index f586d34..40adcb8 100644
> --- a/Documentation/DocBook/media/v4l/pixfmt.xml
> +++ b/Documentation/DocBook/media/v4l/pixfmt.xml
> @@ -817,6 +817,8 @@ extended control <constant>V4L2_CID_MPEG_STREAM_TYPE</constant>, see
> <para>These formats are used for <link linkend="sdr">SDR Capture</link>
> interface only.</para>
>
> + &sub-sdr-cu08;
> +
> </section>
>
> <section id="pixfmt-reserved">
>
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