Add a 10 bits per pixel greyscale format in a bit-packed array representation, naming it Y10B. Such pixel format is supplied for instance by the Kinect sensor device.
Cc: Steven Toth <[email protected]> Signed-off-by: Antonio Ospite <[email protected]> --- Documentation/DocBook/media-entities.tmpl | 1 + Documentation/DocBook/v4l/pixfmt-y10b.xml | 43 +++++++++++++++++++++++++++++ Documentation/DocBook/v4l/pixfmt.xml | 1 + Documentation/DocBook/v4l/videodev2.h.xml | 3 ++ include/linux/videodev2.h | 3 ++ 5 files changed, 51 insertions(+), 0 deletions(-) create mode 100644 Documentation/DocBook/v4l/pixfmt-y10b.xml diff --git a/Documentation/DocBook/media-entities.tmpl b/Documentation/DocBook/media-entities.tmpl index 5d259c6..2dead20 100644 --- a/Documentation/DocBook/media-entities.tmpl +++ b/Documentation/DocBook/media-entities.tmpl @@ -294,6 +294,7 @@ <!ENTITY sub-srggb10 SYSTEM "v4l/pixfmt-srggb10.xml"> <!ENTITY sub-srggb8 SYSTEM "v4l/pixfmt-srggb8.xml"> <!ENTITY sub-y10 SYSTEM "v4l/pixfmt-y10.xml"> +<!ENTITY sub-y10b SYSTEM "v4l/pixfmt-y10b.xml"> <!ENTITY sub-pixfmt SYSTEM "v4l/pixfmt.xml"> <!ENTITY sub-cropcap SYSTEM "v4l/vidioc-cropcap.xml"> <!ENTITY sub-dbg-g-register SYSTEM "v4l/vidioc-dbg-g-register.xml"> diff --git a/Documentation/DocBook/v4l/pixfmt-y10b.xml b/Documentation/DocBook/v4l/pixfmt-y10b.xml new file mode 100644 index 0000000..adb0ad8 --- /dev/null +++ b/Documentation/DocBook/v4l/pixfmt-y10b.xml @@ -0,0 +1,43 @@ +<refentry id="V4L2-PIX-FMT-Y10BPACK"> + <refmeta> + <refentrytitle>V4L2_PIX_FMT_Y10BPACK ('Y10B')</refentrytitle> + &manvol; + </refmeta> + <refnamediv> + <refname><constant>V4L2_PIX_FMT_Y10BPACK</constant></refname> + <refpurpose>Grey-scale image as a bit-packed array</refpurpose> + </refnamediv> + <refsect1> + <title>Description</title> + + <para>This is a packed grey-scale image format with a depth of 10 bits per + pixel. Pixels are stored in a bit-packed array of 10bit bits per pixel, + with no padding between them and with the most significant bits coming + first from the left.</para> + + <example> + <title><constant>V4L2_PIX_FMT_Y10BPACK</constant> 4 pixel data stream taking 5 bytes</title> + + <formalpara> + <title>Bit-packed representation</title> + <para>pixels cross the byte boundary and have a ratio of 5 bytes for each 4 + pixels. + <informaltable frame="all"> + <tgroup cols="5" align="center"> + <colspec align="left" colwidth="2*" /> + <tbody valign="top"> + <row> + <entry>Y'<subscript>00[9:2]</subscript></entry> + <entry>Y'<subscript>00[1:0]</subscript>Y'<subscript>01[9:4]</subscript></entry> + <entry>Y'<subscript>01[3:0]</subscript>Y'<subscript>02[9:6]</subscript></entry> + <entry>Y'<subscript>02[5:0]</subscript>Y'<subscript>03[9:8]</subscript></entry> + <entry>Y'<subscript>03[7:0]</subscript></entry> + </row> + </tbody> + </tgroup> + </informaltable> + </para> + </formalpara> + </example> + </refsect1> +</refentry> diff --git a/Documentation/DocBook/v4l/pixfmt.xml b/Documentation/DocBook/v4l/pixfmt.xml index c6fdcbb..2e824a3 100644 --- a/Documentation/DocBook/v4l/pixfmt.xml +++ b/Documentation/DocBook/v4l/pixfmt.xml @@ -696,6 +696,7 @@ information.</para> &sub-packed-yuv; &sub-grey; &sub-y10; + &sub-y10b; &sub-y16; &sub-yuyv; &sub-uyvy; diff --git a/Documentation/DocBook/v4l/videodev2.h.xml b/Documentation/DocBook/v4l/videodev2.h.xml index 2b796a2..937acf5 100644 --- a/Documentation/DocBook/v4l/videodev2.h.xml +++ b/Documentation/DocBook/v4l/videodev2.h.xml @@ -311,6 +311,9 @@ struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> { #define <link linkend="V4L2-PIX-FMT-Y10">V4L2_PIX_FMT_Y10</link> v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ #define <link linkend="V4L2-PIX-FMT-Y16">V4L2_PIX_FMT_Y16</link> v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ +/* Grey bit-packed formats */ +#define <link linkend="V4L2-PIX-FMT-Y10BPACK">V4L2_PIX_FMT_Y10BPACK</link> v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */ + /* Palette formats */ #define <link linkend="V4L2-PIX-FMT-PAL8">V4L2_PIX_FMT_PAL8</link> v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index aa6c393..38575ae 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -310,6 +310,9 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ +/* Grey bit-packed formats */ +#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */ + /* Palette formats */ #define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */ -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
