On 05/27/2016 02:44 PM, Sakari Ailus wrote:
> The formats added by this patch are:
>
> V4L2_PIX_FMT_SBGGR14
> V4L2_PIX_FMT_SGBRG14
> V4L2_PIX_FMT_SGRBG14
> V4L2_PIX_FMT_SRGGB14
>
> Signed-off-by: Jouni Ukkonen <[email protected]>
> Signed-off-by: Sakari Ailus <[email protected]>
> ---
> Documentation/DocBook/media/v4l/pixfmt-srggb14.xml | 90
> ++++++++++++++++++++++
> Documentation/DocBook/media/v4l/pixfmt.xml | 1 +
> include/uapi/linux/videodev2.h | 4 +
> 3 files changed, 95 insertions(+)
> create mode 100644 Documentation/DocBook/media/v4l/pixfmt-srggb14.xml
>
> diff --git a/Documentation/DocBook/media/v4l/pixfmt-srggb14.xml
> b/Documentation/DocBook/media/v4l/pixfmt-srggb14.xml
> new file mode 100644
> index 0000000..7e82d7e
> --- /dev/null
> +++ b/Documentation/DocBook/media/v4l/pixfmt-srggb14.xml
> @@ -0,0 +1,90 @@
> + <refentry>
> + <refmeta>
> + <refentrytitle>V4L2_PIX_FMT_SRGGB14 ('RG14'),
> + V4L2_PIX_FMT_SGRBG14 ('BA14'),
> + V4L2_PIX_FMT_SGBRG14 ('GB14'),
> + V4L2_PIX_FMT_SBGGR14 ('BG14'),
Same comma problem.
> + </refentrytitle>
> + &manvol;
> + </refmeta>
> + <refnamediv>
> + <refname
> id="V4L2-PIX-FMT-SRGGB14"><constant>V4L2_PIX_FMT_SRGGB14</constant></refname>
> + <refname
> id="V4L2-PIX-FMT-SGRBG14"><constant>V4L2_PIX_FMT_SGRBG14</constant></refname>
> + <refname
> id="V4L2-PIX-FMT-SGBRG14"><constant>V4L2_PIX_FMT_SGBRG14</constant></refname>
> + <refname
> id="V4L2-PIX-FMT-SBGGR14"><constant>V4L2_PIX_FMT_SBGGR14</constant></refname>
> + <refpurpose>14-bit Bayer formats expanded to 16 bits</refpurpose>
> + </refnamediv>
> + <refsect1>
> + <title>Description</title>
> +
> + <para>These four pixel formats are raw sRGB / Bayer formats with
> +14 bits per colour. Each colour component is stored in a 16-bit word, with 2
> +unused high bits filled with zeros. Each n-pixel row contains n/2 green
> samples
> +and n/2 blue or red samples, with alternating red and blue rows. Bytes are
> +stored in memory in little endian order. They are conventionally described
> +as GRGR... BGBG..., RGRG... GBGB..., etc. Below is an example of one of these
> +formats</para>
s/formats/formats:/
> +
> + <example>
> + <title><constant>V4L2_PIX_FMT_SBGGR14</constant> 4 × 4
> +pixel image</title>
> +
> + <formalpara>
> + <title>Byte Order.</title>
> + <para>Each cell is one byte, high 2 bits in high bytes are 0.
s/high 2/the high 2/
> + <informaltable frame="none">
> + <tgroup cols="5" align="center">
> + <colspec align="left" colwidth="2*" />
> + <tbody valign="top">
> + <row>
> + <entry>start + 0:</entry>
> + <entry>B<subscript>00low</subscript></entry>
> + <entry>B<subscript>00high</subscript></entry>
> + <entry>G<subscript>01low</subscript></entry>
> + <entry>G<subscript>01high</subscript></entry>
> + <entry>B<subscript>02low</subscript></entry>
> + <entry>B<subscript>02high</subscript></entry>
> + <entry>G<subscript>03low</subscript></entry>
> + <entry>G<subscript>03high</subscript></entry>
> + </row>
> + <row>
> + <entry>start + 8:</entry>
> + <entry>G<subscript>10low</subscript></entry>
> + <entry>G<subscript>10high</subscript></entry>
> + <entry>R<subscript>11low</subscript></entry>
> + <entry>R<subscript>11high</subscript></entry>
> + <entry>G<subscript>12low</subscript></entry>
> + <entry>G<subscript>12high</subscript></entry>
> + <entry>R<subscript>13low</subscript></entry>
> + <entry>R<subscript>13high</subscript></entry>
> + </row>
> + <row>
> + <entry>start + 16:</entry>
> + <entry>B<subscript>20low</subscript></entry>
> + <entry>B<subscript>20high</subscript></entry>
> + <entry>G<subscript>21low</subscript></entry>
> + <entry>G<subscript>21high</subscript></entry>
> + <entry>B<subscript>22low</subscript></entry>
> + <entry>B<subscript>22high</subscript></entry>
> + <entry>G<subscript>23low</subscript></entry>
> + <entry>G<subscript>23high</subscript></entry>
> + </row>
> + <row>
> + <entry>start + 24:</entry>
> + <entry>G<subscript>30low</subscript></entry>
> + <entry>G<subscript>30high</subscript></entry>
> + <entry>R<subscript>31low</subscript></entry>
> + <entry>R<subscript>31high</subscript></entry>
> + <entry>G<subscript>32low</subscript></entry>
> + <entry>G<subscript>32high</subscript></entry>
> + <entry>R<subscript>33low</subscript></entry>
> + <entry>R<subscript>33high</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 457337e..29e9d7c 100644
> --- a/Documentation/DocBook/media/v4l/pixfmt.xml
> +++ b/Documentation/DocBook/media/v4l/pixfmt.xml
> @@ -1594,6 +1594,7 @@ access the palette, this must be done with ioctls of
> the Linux framebuffer API.<
> &sub-srggb10dpcm8;
> &sub-srggb12;
> &sub-srggb12p;
> + &sub-srggb14;
> </section>
>
> <section id="yuv-formats">
> diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
> index 7ace868..2c4b076 100644
> --- a/include/uapi/linux/videodev2.h
> +++ b/include/uapi/linux/videodev2.h
> @@ -581,6 +581,10 @@ struct v4l2_pix_format {
> #define V4L2_PIX_FMT_SGBRG12P v4l2_fourcc('p', 'G', 'C', 'C')
> #define V4L2_PIX_FMT_SGRBG12P v4l2_fourcc('p', 'g', 'C', 'C')
> #define V4L2_PIX_FMT_SRGGB12P v4l2_fourcc('p', 'R', 'C', 'C')
> +#define V4L2_PIX_FMT_SBGGR14 v4l2_fourcc('B', 'G', '1', '4') /* 14 BGBG..
> GRGR.. */
> +#define V4L2_PIX_FMT_SGBRG14 v4l2_fourcc('G', 'B', '1', '4') /* 14 GBGB..
> RGRG.. */
> +#define V4L2_PIX_FMT_SGRBG14 v4l2_fourcc('B', 'A', '1', '4') /* 14 GRGR..
> BGBG.. */
> +#define V4L2_PIX_FMT_SRGGB14 v4l2_fourcc('R', 'G', '1', '4') /* 14 RGRG..
> GBGB.. */
> #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG..
> GRGR.. */
>
> /* compressed formats */
>
Regards,
Hans
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