diff options
Diffstat (limited to 'Documentation/DocBook/media/v4l/pixfmt-sdr-cs14le.xml')
-rw-r--r-- | Documentation/DocBook/media/v4l/pixfmt-sdr-cs14le.xml | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/Documentation/DocBook/media/v4l/pixfmt-sdr-cs14le.xml b/Documentation/DocBook/media/v4l/pixfmt-sdr-cs14le.xml new file mode 100644 index 000000000..e4b494ce1 --- /dev/null +++ b/Documentation/DocBook/media/v4l/pixfmt-sdr-cs14le.xml @@ -0,0 +1,47 @@ +<refentry id="V4L2-SDR-FMT-CS14LE"> + <refmeta> + <refentrytitle>V4L2_SDR_FMT_CS14LE ('CS14')</refentrytitle> + &manvol; + </refmeta> + <refnamediv> + <refname> + <constant>V4L2_SDR_FMT_CS14LE</constant> + </refname> + <refpurpose>Complex signed 14-bit little endian 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 14 bit signed little endian number. I value comes first +and Q value after that. 14 bit value is stored in 16 bit space with unused +high bits padded with 0. + </para> + <example> + <title><constant>V4L2_SDR_FMT_CS14LE</constant> 1 sample</title> + <formalpara> + <title>Byte Order.</title> + <para>Each cell is one byte. + <informaltable frame="none"> + <tgroup cols="3" align="center"> + <colspec align="left" colwidth="2*" /> + <tbody valign="top"> + <row> + <entry>start + 0:</entry> + <entry>I'<subscript>0[7:0]</subscript></entry> + <entry>I'<subscript>0[13:8]</subscript></entry> + </row> + <row> + <entry>start + 2:</entry> + <entry>Q'<subscript>0[7:0]</subscript></entry> + <entry>Q'<subscript>0[13:8]</subscript></entry> + </row> + </tbody> + </tgroup> + </informaltable> + </para> + </formalpara> + </example> + </refsect1> +</refentry> |