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| author | Evgeni Raikhel <evgeni.raikhel@intel.com> | 2017-03-03 00:43:19 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-04-10 12:46:42 +0200 |
| commit | 5df082e2312c73e6f775c046286455acea9371ea (patch) | |
| tree | 516d4ce40f87fec8ce9206b0d8d8ca99f6b31e6e /Documentation/media | |
| parent | [media] uvcvideo: Don't record timespec_sub (diff) | |
| download | linux-5df082e2312c73e6f775c046286455acea9371ea.tar.xz linux-5df082e2312c73e6f775c046286455acea9371ea.zip | |
[media] Documentation: Intel SR300 Depth camera INZI format
Provide the frame structure and data layout of V4L2-PIX-FMT-INZI
format utilized by Intel SR300 Depth camera.
Signed-off-by: Evgeni Raikhel <evgeni.raikhel@intel.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'Documentation/media')
| -rw-r--r-- | Documentation/media/uapi/v4l/depth-formats.rst | 1 | ||||
| -rw-r--r-- | Documentation/media/uapi/v4l/pixfmt-inzi.rst | 81 |
2 files changed, 82 insertions, 0 deletions
diff --git a/Documentation/media/uapi/v4l/depth-formats.rst b/Documentation/media/uapi/v4l/depth-formats.rst index 82f183870aae..d1641e9687a6 100644 --- a/Documentation/media/uapi/v4l/depth-formats.rst +++ b/Documentation/media/uapi/v4l/depth-formats.rst @@ -12,4 +12,5 @@ Depth data provides distance to points, mapped onto the image plane .. toctree:: :maxdepth: 1 + pixfmt-inzi pixfmt-z16 diff --git a/Documentation/media/uapi/v4l/pixfmt-inzi.rst b/Documentation/media/uapi/v4l/pixfmt-inzi.rst new file mode 100644 index 000000000000..9849e799f205 --- /dev/null +++ b/Documentation/media/uapi/v4l/pixfmt-inzi.rst @@ -0,0 +1,81 @@ +.. -*- coding: utf-8; mode: rst -*- + +.. _V4L2-PIX-FMT-INZI: + +************************** +V4L2_PIX_FMT_INZI ('INZI') +************************** + +Infrared 10-bit linked with Depth 16-bit images + + +Description +=========== + +Proprietary multi-planar format used by Intel SR300 Depth cameras, comprise of +Infrared image followed by Depth data. The pixel definition is 32-bpp, +with the Depth and Infrared Data split into separate continuous planes of +identical dimensions. + + + +The first plane - Infrared data - is stored according to +:ref:`V4L2_PIX_FMT_Y10 <V4L2-PIX-FMT-Y10>` greyscale format. +Each pixel is 16-bit cell, with actual data stored in the 10 LSBs +with values in range 0 to 1023. +The six remaining MSBs are padded with zeros. + + +The second plane provides 16-bit per-pixel Depth data arranged in +:ref:`V4L2-PIX-FMT-Z16 <V4L2-PIX-FMT-Z16>` format. + + +**Frame Structure.** +Each cell is a 16-bit word with more significant data stored at higher +memory address (byte order is little-endian). + +.. raw:: latex + + \newline\newline\begin{adjustbox}{width=\columnwidth} + +.. tabularcolumns:: |p{4.0cm}|p{4.0cm}|p{4.0cm}|p{4.0cm}|p{4.0cm}|p{4.0cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 1 + :widths: 1 1 1 1 1 1 + + * - Ir\ :sub:`0,0` + - Ir\ :sub:`0,1` + - Ir\ :sub:`0,2` + - ... + - ... + - ... + * - :cspan:`5` ... + * - :cspan:`5` Infrared Data + * - :cspan:`5` ... + * - ... + - ... + - ... + - Ir\ :sub:`n-1,n-3` + - Ir\ :sub:`n-1,n-2` + - Ir\ :sub:`n-1,n-1` + * - Depth\ :sub:`0,0` + - Depth\ :sub:`0,1` + - Depth\ :sub:`0,2` + - ... + - ... + - ... + * - :cspan:`5` ... + * - :cspan:`5` Depth Data + * - :cspan:`5` ... + * - ... + - ... + - ... + - Depth\ :sub:`n-1,n-3` + - Depth\ :sub:`n-1,n-2` + - Depth\ :sub:`n-1,n-1` + +.. raw:: latex + + \end{adjustbox}\newline\newline |